/* roulang page: index */
:root {
    --color-primary: #1F5E4F;
    --color-primary-dark: #143B32;
    --color-accent: #D18F2C;
    --color-bg: #F7F5F0;
    --color-surface: #FFFFFF;
    --color-text: #1F2A27;
    --color-muted: #6E7A74;
    --color-line: #D9DEDB;
    --radius-card: 10px;
    --radius-sm: 6px;
    --shadow-card: 0 1px 2px rgba(20, 35, 30, 0.06), 0 8px 24px rgba(20, 35, 30, 0.04);
    --font-serif: "Source Han Serif SC", "Noto Serif CJK SC", "Songti SC", SimSun, serif;
    --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
  }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }
  * { box-sizing: border-box; }
  h1, h2, h3, h4, .font-editorial { font-family: var(--font-serif); }

  .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

  /* Header & Nav */
  .site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 60;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: border-color .25s ease, box-shadow .25s ease;
  }
  .site-header.scrolled {
    border-bottom-color: var(--color-line);
    box-shadow: 0 6px 22px rgba(20,35,30,.05);
  }
  .header-inner {
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
  }
  .site-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--color-text);
    font-family: var(--font-serif);
  }
  .logo-mark {
    width: 34px; height: 34px;
    border-radius: 8px;
    background: var(--color-primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
    letter-spacing: -1px;
    flex-shrink: 0;
  }
  .logo-text { font-size: 19px; font-weight: 900; letter-spacing: .02em; line-height: 1.2; }
  .logo-text small { display: block; font-size: 11px; font-weight: 500; color: var(--color-muted); letter-spacing: .12em; }

  .site-nav { display: flex; align-items: center; }
  .nav-list { display: flex; align-items: center; gap: 2px; list-style: none; padding: 0; margin: 0; }
  .nav-link {
    display: inline-flex;
    align-items: center;
    height: 40px;
    padding: 0 13px;
    margin: 0 2px;
    border-radius: 6px;
    font-size: 14.5px;
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    transition: background .2s, color .2s;
    position: relative;
    white-space: nowrap;
  }
  .nav-link:hover { color: var(--color-primary); background: rgba(31,94,79,.07); }
  .nav-link.active { color: var(--color-primary); font-weight: 600; }
  .nav-link.active::after {
    content: '';
    position: absolute;
    left: 12px; right: 12px; bottom: 2px;
    height: 2px; background: var(--color-primary);
    border-radius: 2px;
  }

  .header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
  .btn-faq {
    height: 38px;
    padding: 0 14px;
    border: 1px solid var(--color-line);
    border-radius: 6px;
    background: #fff;
    color: var(--color-text);
    font-size: 14px;
    display: inline-flex; align-items: center; gap: 7px;
    transition: all .2s;
    text-decoration: none;
  }
  .btn-faq:hover { border-color: var(--color-primary); color: var(--color-primary); }

  .mega-trigger {
    position: relative;
  }
  .mega-trigger > button {
    height: 38px;
    padding: 0 14px;
    border: 1px solid var(--color-line);
    background: var(--color-bg);
    color: var(--color-text);
    border-radius: 6px;
    cursor: pointer;
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 14px;
    transition: all .2s;
  }
  .mega-trigger > button:hover { border-color: var(--color-primary); background: white; color: var(--color-primary); }
  .mega-trigger:hover .mega-panel,
  .mega-trigger:focus-within .mega-panel { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; }
  .mega-panel {
    position: absolute;
    top: calc(100% + 14px);
    right: 0;
    width: 440px;
    background: #fff;
    border: 1px solid var(--color-line);
    border-radius: 14px;
    box-shadow: 0 18px 50px rgba(20,35,30,.16);
    padding: 22px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(6px);
    transition: all .22s ease;
    z-index: 80;
  }
  .mega-panel::before {
    content: '';
    position: absolute;
    top: -8px; right: 36px;
    width: 16px; height: 16px;
    background: #fff;
    border-left: 1px solid var(--color-line);
    border-top: 1px solid var(--color-line);
    transform: rotate(45deg);
  }
  .mega-panel h4 {
    font-size: 13px;
    letter-spacing: .12em;
    color: var(--color-muted);
    font-family: var(--font-sans);
    text-transform: uppercase;
    margin: 0 0 10px;
  }
  .mega-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 0; }
  .mega-link {
    color: var(--color-text);
    font-size: 14px;
    text-decoration: none;
    padding: 5px 2px;
    display: inline-flex; align-items: center; gap: 7px;
  }
  .mega-link::before { content: ''; width: 5px; height: 5px; background: var(--color-accent); border-radius: 1px; flex: none; }
  .mega-link:hover { color: var(--color-primary); text-decoration: underline; }
  .mega-small-news {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    border-top: 1px solid var(--color-line);
    margin-top: 12px;
  }
  .mega-small-news img { border-radius: 6px; object-fit: cover; }
  .mega-small-news div { font-size: 13.5px; color: var(--color-text); line-height: 1.55; }
  .mega-small-news .meta { font-size: 12px; color: var(--color-muted); margin-top: 3px; }

  /* Mobile menu */
  .mobile-menu-btn {
    display: none;
    width: 42px; height: 42px;
    border: 1px solid var(--color-line);
    background: #fff;
    border-radius: 8px;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    font-size: 18px;
  }

  /* Buttons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 50px;
    padding: 0 28px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    text-decoration: none;
    transition: background .2s ease, transform .2s ease, box-shadow .2s ease, opacity .2s;
    cursor: pointer;
  }
  .btn i { transition: transform .2s; }
  .btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }
  .btn-primary { background: var(--color-primary); color: #fff; }
  .btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); }
  .btn-primary:hover i { transform: translateX(3px); }
  .btn-primary:active { transform: translateY(0); opacity: .95; }
  .btn-secondary {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255,255,255,.6);
  }
  .btn-secondary:hover { background: rgba(255,255,255,.12); border-color: #fff; transform: translateY(-2px); }
  .btn-ghost {
    background: transparent;
    color: var(--color-text);
    border: 1.5px solid var(--color-line);
    font-size: 14px;
    height: 44px;
    padding: 0 18px;
  }
  .btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }
  .btn-accent { background: var(--color-accent); color: #fff; }
  .btn-accent:hover { background: #b97d1f; transform: translateY(-2px); }
  .btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }

  /* Hero */
  .hero {
    position: relative;
    background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
    color: #fff;
    padding: 150px 0 100px;
    overflow: hidden;
  }
  .hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, rgba(20, 59, 50, 0.96) 20%, rgba(31, 94, 79, 0.72) 60%, rgba(31, 94, 79, 0.45) 100%);
    z-index: 0;
  }
  .hero .container { position: relative; z-index: 2; }
  .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: .08em;
    background: rgba(255,255,255,.13);
    border: 1px solid rgba(255,255,255,.25);
    padding: 6px 14px;
    border-radius: 30px;
    color: #EDF2EF;
    margin-bottom: 24px;
  }
  .hero h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.18;
    max-width: 720px;
    margin: 0 0 18px;
    letter-spacing: -0.01em;
    color: #fff;
    text-shadow: 0 2px 14px rgba(0,0,0,.15);
  }
  .hero-description {
    font-size: 17px;
    color: rgba(255,255,255,.85);
    max-width: 660px;
    margin: 0 0 36px;
    line-height: 1.8;
  }
  .hero-btns { display: flex; flex-wrap: wrap; gap: 14px; }
  .hero-anchors {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-top: 56px;
    padding-top: 22px;
    border-top: 1px solid rgba(255,255,255,.22);
    font-size: 14.5px;
  }
  .hero-anchors a { color: rgba(255,255,255,.72); text-decoration: none; display: inline-flex; align-items: center; gap: 7px; transition: color .2s; }
  .hero-anchors a:hover { color: #fff; }

  /* Section basic */
  .section { padding: 90px 0; }
  .section-head { max-width: 760px; margin-bottom: 46px; }
  .section-head .section-kicker {
    display: block;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .12em;
    color: var(--color-primary);
    margin-bottom: 10px;
    text-transform: uppercase;
  }
  .section-head h2 {
    font-size: 36px;
    line-height: 1.3;
    font-weight: 700;
    margin: 0;
  }
  .section-head p { color: var(--color-muted); margin-top: 10px; font-size: 16px; }

  /* Card base */
  .card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    padding: 24px;
    transition: border-color .22s, box-shadow .22s, transform .22s;
  }
  .card:hover { border-color: var(--color-primary); box-shadow: 0 2px 4px rgba(20,35,30,.06), 0 14px 34px rgba(20,35,30,.09); transform: translateY(-3px); }
  .card-topline { position: relative; }
  .card-topline::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 54px; height: 3px;
    background: var(--color-primary);
    border-radius: 3px;
  }

  /* Category cards */
  .category-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .category-card { text-decoration: none; color: inherit; display: flex; flex-direction: column; justify-content: space-between; min-height: 230px; }
  .category-card .number {
    font-size: 36px;
    font-weight: 800;
    color: #E3E9E5;
    line-height: 1.2;
    font-family: var(--font-sans);
  }
  .category-card:hover .number { color: var(--color-accent); }
  .category-card h3 { font-size: 19px; margin: 10px 0 8px; }
  .category-card p { font-size: 14px; color: var(--color-muted); line-height: 1.7; margin-bottom: 0; }
  .arrow-link { display: inline-flex; align-items: center; gap: 5px; margin-top: 14px; font-size: 14px; font-weight: 600; color: var(--color-primary); text-decoration: none; }
  .arrow-link i { transition: transform .2s; }
  .arrow-link:hover i { transform: translateX(4px); }

  /* Process (timeline) */
  .process { background: var(--color-primary-dark); position: relative; overflow: hidden; }
  .process::before {
    content: '';
    position: absolute;
    top: -130px; right: -160px;
    width: 420px; height: 420px;
    background: radial-gradient(circle, rgba(31,94,79,.55) 0%, rgba(20,35,30,0) 70%);
  }
  .process .section-head h2 { color: #fff; }
  .process .section-kicker { color: rgba(255,255,255,.65); }
  .process .section-head p { color: rgba(255,255,255,.55); }

  .timeline { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 22px; counter-reset: step; }
  .timeline-item {
    counter-increment: step;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 12px;
    padding: 26px 22px;
    transition: border-color .22s, background .22s;
    position: relative;
  }
  .timeline-item:hover { border-color: rgba(255,255,255,.35); background: rgba(255,255,255,.09); }
  .timeline-item i {
    width: 36px; height: 36px;
    background: var(--color-accent);
    color: #fff;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    margin-bottom: 18px;
  }
  .timeline-item h3 { color: #fff; font-size: 18px; margin: 0 0 8px; }
  .timeline-item p { color: rgba(255,255,255,.68); font-size: 14px; margin: 0; line-height: 1.65; }

  /* Featured */
  .featured-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .featured-card { overflow: hidden; }
  .featured-card .media {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: 8px;
    background: #E9EDE6;
  }
  .featured-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease, opacity .3s; }
  .featured-card:hover img { transform: scale(1.04); opacity: .95; }
  .featured-card .card-body { padding: 0 8px 8px; }
  .featured-card h3 { font-size: 20px; margin: 16px 0 6px; }
  .featured-card p { color: var(--color-muted); font-size: 14.5px; line-height: 1.7; }

  .badge {
    display: inline-block;
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 4px;
    font-weight: 600;
    background: rgba(31,94,79,.1);
    color: var(--color-primary);
  }
  .badge.accent-badge { background: rgba(209,143,44,.13); color: var(--color-accent); }

  /* Notice section */
  .notice { background: var(--color-surface); border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }
  .notice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px 40px; }
  .notice-item { display: flex; gap: 14px; align-items: flex-start; }
  .notice-item i {
    width: 40px; height: 40px;
    flex: none;
    background: #fff;
    border: 1px solid var(--color-line);
    border-radius: 10px;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
  }
  .notice-item h3 { font-size: 17px; margin: 0 0 4px; }
  .notice-item p { color: var(--color-muted); font-size: 14.5px; margin: 0; line-height: 1.65; }

  /* Latest */
  .latest-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .latest-card {
    background: #fff;
    border: 1px solid var(--color-line);
    border-radius: 10px;
    padding: 22px;
    transition: border-color .22s, box-shadow .22s, transform .22s;
    display: block;
    text-decoration: none;
    color: inherit;
  }
  .latest-card:hover { border-color: var(--color-primary); transform: translateY(-3px); box-shadow: 0 10px 28px rgba(20,35,30,.08); }
  .latest-card .meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
  .latest-card h3 { font-size: 18px; margin: 0 0 10px; line-height: 1.4; }
  .latest-card p { color: var(--color-muted); font-size: 14px; margin: 0 0 18px; line-height: 1.65; }
  .card-foot { border-top: 1px solid var(--color-line); margin-top: auto; padding-top: 12px; display: flex; align-items: center; justify-content: space-between; }
  .news-date { font-size: 13px; color: var(--color-muted); }
  .empty-state {
    grid-column: 1 / -1;
    text-align: center;
    background: #F0ECE3;
    border: 1px dashed #D2C6B4;
    border-radius: 14px;
    padding: 52px 20px;
    color: var(--color-muted);
  }
  .empty-state i { font-size: 30px; color: #B7AA99; margin-bottom: 12px; display: block; }
  .empty-state p { margin: 0; font-size: 15px; }

  /* FAQ */
  .faq-wrap { max-width: 860px; margin: 0 auto; }
  .faq-item { border-bottom: 1px solid var(--color-line); }
  .faq-item:first-child { border-top: 1px solid var(--color-line); }
  .faq-toggle {
    width: 100%;
    background: none;
    border: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 4px;
    font-size: 17px;
    color: var(--color-text);
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-sans);
    transition: color .2s;
  }
  .faq-toggle:hover { color: var(--color-primary); }
  .faq-item .answer { max-height: 0; overflow: hidden; transition: max-height .3s ease, padding .3s ease; }
  .faq-item.open .answer { max-height: 260px; padding: 0 4px 20px; }
  .faq-answer-inner { display: flex; gap: 12px; align-items: flex-start; }
  .faq-answer-inner .q-badge { font-weight: 800; color: var(--color-primary); flex: none; font-size: 15px; }
  .faq-answer-inner p { margin: 0; color: var(--color-text); opacity: .82; font-size: 15px; }
  .faq-icon { transition: transform .25s; color: var(--color-primary); }

  /* CTA */
  .cta-section {
    background: var(--color-primary-dark);
    position: relative;
    overflow: hidden;
    padding: 90px 0;
    color: #fff;
  }
  .cta-section::after {
    content: '';
    position: absolute;
    right: -80px; bottom: -130px;
    width: 420px; height: 420px;
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 50%;
  }
  .cta-inner { position: relative; z-index: 2; text-align: center; max-width: 700px; margin: 0 auto; }
  .cta-inner h2 { color: #fff; font-size: 38px; margin: 0 0 12px; }
  .cta-inner p { color: rgba(255,255,255,.75); font-size: 16px; margin: 0 0 36px; }
  .cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
  .save-share { display: flex; gap: 20px; justify-content: center; margin-top: 42px; }
  .save-share button {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.25);
    color: #fff;
    height: 46px;
    padding: 0 22px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 15px;
    display: inline-flex; align-items: center; gap: 8px;
    transition: all .2s;
  }
  .save-share button:hover { background: rgba(255,255,255,.15); border-color: #fff; }
  .save-share button.saved i { color: var(--color-accent); }

  /* Footer */
  .site-footer { background: #0E2A25; color: #B8C9C3; }
  .footer-main { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 48px; padding: 60px 0 34px; }
  .footer-brand .logo-text { color: #fff; }
  .footer-brand p { color: rgba(255,255,255,.55); font-size: 14px; margin-top: 14px; }
  .footer-h { font-size: 15px; font-weight: 600; color: #fff; letter-spacing: .05em; margin: 0 0 16px; }
  .footer-links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
  .footer-links a,
  .footer-contact a { color: #9CBBB2; text-decoration: none; font-size: 14px; transition: color .2s; }
  .footer-links a:hover,
  .footer-contact a:hover { color: #fff; }
  .footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 20px 0; display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; font-size: 13px; color: rgba(255,255,255,.5); }
  .footer-bottom a { color: rgba(255,255,255,.65); text-decoration: none; }
  .footer-bottom a:hover { color: #fff; }

  /* Media query */
  @media (max-width: 1024px) {
    .category-grid { grid-template-columns: 1fr 1fr; }
    .timeline { grid-template-columns: 1fr 1fr; }
    .featured-grid { grid-template-columns: 1fr 1fr; }
    .latest-list { grid-template-columns: 1fr 1fr; }
    .desktop-nav { display: none; }
    .desktop-actions .btn-faq { display: none; }
    .mobile-menu-btn { display: inline-flex; }
    .mobile-menu { display: block; }
  }
  @media (max-width: 768px) {
    .section { padding: 64px 0; }
    .hero { padding: 120px 0 70px; }
    .hero h1 { font-size: 34px; }
    .section-head h2 { font-size: 27px; }
    .category-grid { grid-template-columns: 1fr; }
    .timeline { grid-template-columns: 1fr; }
    .featured-grid { grid-template-columns: 1fr; }
    .latest-list { grid-template-columns: 1fr; }
    .notice-grid { grid-template-columns: 1fr; }
    .footer-main { grid-template-columns: 1fr; gap: 30px; }
    .mega-panel { width: 350px; right: 0; }
    .section-head p { font-size: 15px; }
  }
  @media (max-width: 520px) {
    .container { padding: 0 18px; }
    .hero h1 { font-size: 29px; }
    .hero-anchors { gap: 12px; }
    .mega-panel { width: calc(100vw - 36px); right: 0; }
    .mega-grid { grid-template-columns: 1fr; }
  }

  .mobile-menu {
    display: none;
    border-top: 1px solid var(--color-line);
    background: #fff;
  }
  .mobile-menu.open { display: block; }
  .mobile-nav-list { list-style: none; padding: 16px 20px 20px; margin: 0; }
  .mobile-nav-list li { margin-bottom: 4px; }
  .mobile-nav-list a {
    display: block;
    padding: 10px 6px;
    border-radius: 6px;
    text-decoration: none;
    color: var(--color-text);
    font-size: 16px;
    font-weight: 500;
  }
  .mobile-nav-list a:hover, .mobile-nav-list a.active { background: rgba(31,94,79,.08); color: var(--color-primary); }

  a { transition: color .2s; }
  img { display: block; max-width: 100%; height: auto; }

/* roulang page: category1 */
:root{
    --primary:#1F5E4F;
    --primary-dark:#143B32;
    --primary-ink:#0E2C25;
    --accent:#D18F2C;
    --accent-soft:#F4E3C8;
    --bg:#F7F5F0;
    --surface:#ffffff;
    --milk:#F0ECE3;
    --text:#1F2A27;
    --muted:#6E7A74;
    --line:#D9DEDB;
    --green-50:#EDF4F0;
    --shadow: 0 1px 2px rgba(20,35,30,.06), 0 8px 24px rgba(20,35,30,.04);
    --radius:12px;
    --radius-sm:6px;
    --radius-btn:4px;
    --font-title:"Noto Serif SC","Songti SC","STSong",serif;
    --font-body:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:var(--font-body);
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button,input,select,textarea{font-family:inherit}
  h1,h2,h3,h4,h5{
    font-family:var(--font-title);
    line-height:1.3;
    margin-top:0;
    color:var(--primary-dark);
  }
  p{margin-top:0}
  .container{
    width:100%;
    max-width:1280px;
    margin-left:auto;
    margin-right:auto;
    padding-left:24px;
    padding-right:24px;
  }
  .skip-link{
    position:absolute;
    left:-999px;
    top:8px;
    background:#fff;
    color:var(--primary-dark);
    z-index:1000;
    padding:8px 14px;
    border-radius:const 6px;
  }
  .skip-link:focus{left:12px;color:var(--primary-dark)}
  .site-header{
    position:sticky;
    top:0;
    z-index:100;
    background:rgba(255,255,255,.94);
    backdrop-filter:blur(12px);
    border-bottom:1px solid rgba(217,222,219,.9);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    min-height:80px;
    gap:24px;
  }
  .site-logo{
    display:inline-flex;
    align-items:center;
    gap:12px;
    flex-shrink:0;
  }
  .logo-mark{
    width:40px;
    height:40px;
    border-radius:10px;
    background:linear-gradient(145deg,var(--primary),var(--primary-dark));
    color:#fff;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    font-family:var(--font-title);
    font-size:21px;
    font-weight:700;
    flex-shrink:0;
    box-shadow:0 0 0 1px rgba(255,255,255,.5) inset;
  }
  .logo-text{
    display:inline-flex;
    flex-direction:column;
    line-height:1.12;
    color:var(--primary-dark);
    font-weight:800;
    font-size:20px;
    letter-spacing:.02em;
  }
  .logo-text small{
    font-size:10px;
    font-weight:600;
    letter-spacing:.2em;
    color:var(--muted);
    margin-top:3px;
  }
  .desktop-nav{display:flex;align-items:center;gap:4px}
  .site-nav.desktop-nav{margin-right:4px}
  .nav-list{
    display:flex;
    align-items:center;
    list-style:none;
    margin:0;
    padding:0;
    gap:2px;
  }
  .nav-list a{
    display:inline-block;
    padding:10px 13px;
    font-size:14px;
    font-weight:600;
    color:var(--text);
    letter-spacing:.02em;
    border-radius:6px;
    position:relative;
    transition:color .2s ease,background .2s ease;
  }
  .nav-list a:hover{color:var(--primary);background:var(--green-50)}
  .nav-list a.active{color:var(--primary)}
  .nav-list a.active::after{
    content:"";
    position:absolute;
    left:13px;
    right:13px;
    bottom:4px;
    height:2px;
    border-radius:2px;
    background:var(--primary);
  }
  .header-actions{
    display:flex;
    align-items:center;
    gap:14px;
    flex-shrink:0;
  }
  .btn-faq{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:14px;
    font-weight:600;
    color:var(--primary-dark);
    background:var(--green-50);
    border:1px solid transparent;
    padding:8px 14px;
    border-radius:const 30px;
    transition:background .2s ease,border-color .2s ease;
  }
  .btn-faq:hover{
    background:#dceae3;
    border-color:var(--primary);
  }
  .mega-trigger{
    position:relative;
  }
  .mega-trigger > button{
    width:42px;
    height:42px;
    border:1px solid var(--line);
    background:#fff;
    color:var(--primary-dark);
    border-radius:8px;
    cursor:pointer;
    font-size:14px;
    transition:all .2s ease;
  }
  .mega-trigger > button:hover,.mega-trigger > button:focus{
    border-color:var(--primary);
    color:var(--primary);
    outline:none;
    box-shadow:0 0 0 3px rgba(31,94,79,.12);
  }
  .mega-panel{
    position:absolute;
    top:calc(100% + 14px);
    right:0;
    width:420px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:14px;
    padding:18px;
    box-shadow:0 16px 38px rgba(20,35,30,.12);
    opacity:0;
    visibility:hidden;
    transform:translateY(10px);
    transition:opacity .2s ease,transform .2s ease;
  }
  .mega-trigger:hover .mega-panel,
  .mega-trigger:focus-within .mega-panel{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
  }
  .mega-panel h4{
    font-size:15px;
    color:var(--primary-dark);
    margin:0 0 12px;
    padding-left:12px;
    border-left:3px solid var(--accent);
  }
  .mega-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:6px;
    margin-bottom:14px;
  }
  .mega-link{
    display:block;
    font-size:13px;
    font-weight:600;
    color:var(--text);
    padding:9px 10px;
    border-radius:8px;
    background:#f8f7f4;
    transition:background .2s ease,color .2s ease;
  }
  .mega-link:hover{background:var(--green-50);color:var(--primary)}
  .mega-small-news{
    display:flex;
    gap:10px;
    align-items:center;
    padding:10px 0 0;
    margin-top:8px;
    border-top:1px dashed var(--line);
    font-size:13px;
    font-weight:600;
    color:var(--text);
    line-height:1.4;
    cursor:default;
  }
  .mega-small-news img{
    width:64px;
    height:48px;
    object-fit:cover;
    border-radius:6px;
    background:var(--green-50);
  }
  .mega-small-news .meta{
    font-size:11px;
    color:var(--muted);
    margin-top:5px;
  }
  .mobile-menu-btn{
    width:42px;
    height:42px;
    border:1px solid var(--line);
    border-radius:8px;
    background:var(--surface);
    color:var(--primary-dark);
    font-size:17px;
    cursor:pointer;
    display:none;
    align-items:center;
    justify-content:center;
  }
  .mobile-menu-btn:focus{outline:2px solid var(--accent)}
  .mobile-menu{
    display:none;
    background:#fff;
    border-top:1px solid var(--line);
    max-height:0;
    overflow:hidden;
    transition:max-height .25s ease;
  }
  .mobile-menu.is-open{
    display:block;
    max-height:480px;
  }
  .mobile-nav-list{
    list-style:none;
    margin:0;
    padding:12px 16px 20px;
  }
  .mobile-nav-list a{
    display:block;
    padding:13px 12px;
    font-size:15px;
    font-weight:600;
    color:var(--text);
    border-bottom:1px solid #efebe4;
    border-radius:6px;
  }
  .mobile-nav-list a:hover{
    color:var(--primary);
    background:var(--green-50);
  }
  .mobile-nav-list a.active{
    color:var(--primary);
    background:var(--green-50);
  }

  .section{padding:92px 0}
  .section-subtle{background:#f2efe8}
  .section-white{background:var(--surface)}
  .section-deep{
    position:relative;
    background:var(--primary-dark);
    color:rgba(255,255,255,.92);
  }
  .section-deep h2,.section-deep h3{color:#fff}
  .section-head{max-width:860px;margin-bottom:48px}
  .section-head.center{margin-left:auto;margin-right:auto;text-align:center}
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    color:var(--primary);
    font-size:13px;
    font-weight:800;
    letter-spacing:.12em;
    text-transform:uppercase;
    background:var(--green-50);
    padding:7px 14px;
    border-radius:100px;
    margin-bottom:16px;
  }
  .section-deep .eyebrow{background:rgba(255,255,255,.12);color:#f0d7a8}
  .section-title{
    font-size:clamp(28px,4vw,40px);
    line-height:1.25;
    margin-bottom:20px;
    font-weight:800;
  }
  .section-title .mark{
    color:var(--accent);
  }
  .lead-lg{
    font-size:17px;
    color:var(--muted);
    line-height:1.9;
    margin-bottom:0;
  }
  .section-deep .lead-lg{color:rgba(255,255,255,.78)}

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    border-radius:var(--radius-btn);
    font-weight:700;
    font-size:15px;
    line-height:1;
    padding:16px 28px;
    transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
    cursor:pointer;
  }
  .btn .btn-arrow{opacity:0;transform:translateX(-6px);transition:opacity .2s ease,transform .2s ease;font-size:13px}
  .btn:hover .btn-arrow{opacity:1;transform:translateX(0)}
  .btn:focus-visible{
    outline:2px solid var(--accent);
    outline-offset:3px;
  }
  .btn-primary{
    background:var(--primary);
    color:#fff;
    box-shadow:0 8px 22px rgba(31,94,79,.18);
  }
  .btn-primary:hover{
    transform:translateY(-2px);
    background:var(--primary-dark);
    box-shadow:0 12px 26px rgba(31,94,79,.24);
  }
  .btn-primary:active{transform:translateY(0)}
  .btn-secondary{
    background:transparent;
    color:#fff;
    border:1.5px solid rgba(255,255,255,.45);
  }
  .btn-secondary:hover{
    background:rgba(255,255,255,.1);
    border-color:#fff;
    transform:translateY(-2px);
  }
  .btn-outline{
    background:var(--surface);
    color:var(--primary);
    border:1.5px solid var(--primary);
  }
  .btn-outline:hover{
    background:var(--green-50);
    transform:translateY(-2px);
  }
  .btn-primary.disabled,.btn-secondary.disabled,.btn-outline.disabled{opacity:.6;pointer-events:none}
  .btn-sm{padding:12px 20px;font-size:14px}

  .hero{
    position:relative;
    padding:108px 0 104px;
    background:var(--primary-dark);
    color:rgba(255,255,255,.9);
    overflow:hidden;
  }
  .hero-bg{
    position:absolute;
    inset:0;
    background:linear-gradient(100deg,rgba(20,59,50,.95),rgba(20,59,50,.72) 55%,rgba(31,94,79,.65)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  }
  .hero-bg::after{
    content:"";
    position:absolute;
    inset:0;
    background:radial-gradient(circle at 75% 20%,rgba(209,143,44,.12),transparent 42%);
  }
  .hero-inner{
    position:relative;
    z-index:2;
    display:grid;
    grid-template-columns:minmax(0,1.12fr) minmax(340px,0.88fr);
    gap:64px;
    align-items:center;
  }
  .hero-eyebrow{
    display:inline-flex;
    align-items:center;
    gap:10px;
    font-size:13px;
    font-weight:800;
    letter-spacing:.12em;
    color:#e7bd72;
    margin-bottom:20px;
  }
  .hero-eyebrow::before{
    content:"";
    width:26px;
    height:2px;
    background:var(--accent);
    display:inline-block;
  }
  .hero-title{
    color:#fff;
    font-size:clamp(38px,6vw,60px);
    line-height:1.12;
    font-weight:900;
    letter-spacing:-.01em;
    margin-bottom:22px;
  }
  .hero-title .thin{color:#a9c3b8;font-weight:600}
  .hero-text{
    font-size:18px;
    line-height:1.9;
    color:rgba(255,255,255,.75);
    max-width:620px;
    margin-bottom:32px;
  }
  .hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    align-items:center;
    margin-bottom:36px;
  }
  .hero-anchors{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-bottom:0;
  }
  .chip{
    display:inline-flex;
    align-items:center;
    gap:6px;
    border:1px solid rgba(255,255,255,.22);
    background:rgba(255,255,255,.08);
    color:rgba(255,255,255,.88);
    border-radius:const 6px;
    padding:8px 14px;
    font-size:13px;
    transition:border-color .2s ease,background .2s ease;
  }
  .chip i{color:#e7bd72}
  .chip:hover{background:rgba(255,255,255,.16)}
  .hero-side{
    display:flex;
    justify-content:flex-end;
  }
  .hero-card{
    width:min(420px,100%);
    background:rgba(255,255,255,.1);
    border:1px solid rgba(255,255,255,.18);
    border-radius:var(--radius);
    padding:12px;
    backdrop-filter:blur(8px);
    box-shadow:0 20px 50px rgba(8,16,14,.24);
  }
  .hero-card img{
    width:100%;
    aspect-ratio:4/3;
    object-fit:cover;
    border-radius:8px;
    background:#c8d2c6;
  }
  .hero-card__body{padding:18px 14px 14px}
  .hero-card__label{
    font-size:12px;
    letter-spacing:.18em;
    color:#e0b879;
    font-weight:700;
    text-transform:uppercase;
    display:flex;
    align-items:center;
    gap:10px;
  }
  .hero-card__label::after{content:"";height:1px;flex:1;background:rgba(255,255,255,.2)}
  .hero-card h3{
    color:#fff;
    font-size:19px;
    margin:12px 0 12px;
  }
  .hero-card ul{
    margin:0;
    padding:0;
    list-style:none;
    display:grid;
    gap:10px;
  }
  .hero-card li{
    font-size:14px;
    color:rgba(255,255,255,.8);
    display:flex;
    gap:10px;
    align-items:flex-start;
  }
  .hero-card li i{color:#e4bc75;margin-top:3px}

  .feature-grid{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:20px;
  }
  .feature-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:26px 24px 24px;
    position:relative;
    transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  }
  .feature-card::before{
    content:"";
    position:absolute;
    left:-1px;top:20px;
    width:3px;
    height:32px;
    background:var(--primary);
    border-radius:0 3px 3px 0;
  }
  .feature-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow);
    border-color:var(--primary);
  }
  .feature-card .num{
    font-family:var(--font-body);
    font-size:34px;
    font-weight:700;
    color:#e4dbca;
    line-height:1;
    margin-bottom:18px;
  }
  .feature-card h3{
    font-size:18px;
    font-weight:700;
    margin-bottom:10px;
    letter-spacing:.01em;
  }
  .feature-card p{
    font-size:14px;
    color:var(--muted);
    margin:0;
    line-height:1.8;
  }
  .feature-card .ico-inline{
    color:var(--accent);
    margin-left:6px;
    font-size:14px;
  }

  .timeline-band{
    position:relative;
    padding:96px 0;
    background:var(--primary-dark);
    color:rgba(255,255,255,.85);
    overflow:hidden;
  }
  .timeline-band::before{
    content:"";
    position:absolute;
    inset:0;
    background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    opacity:.14;
  }
  .timeline-container{position:relative;z-index:2;max-width:960px;margin:0 auto}
  .timeline-list{
    list-style:none;
    margin:0;
    padding:0;
    position:relative;
  }
  .timeline-list::before{
    content:"";
    position:absolute;
    left:28px;
    top:24px;
    bottom:24px;
    width:2px;
    background:linear-gradient(to bottom,rgba(209,143,44,.8),rgba(255,255,255,.25));
  }
  .timeline-item{
    position:relative;
    display:grid;
    grid-template-columns:56px 1fr;
    gap:20px;
    padding-bottom:36px;
  }
  .timeline-item:last-child{padding-bottom:0}
  .timeline-icon{
    width:56px;
    height:56px;
    border-radius:50%;
    background:#fff;
    color:var(--primary-dark);
    display:inline-flex;
    align-items:center;
    justify-content:center;
    position:relative;
    z-index:1;
    border:2px solid var(--accent);
    box-shadow:0 0 0 5px rgba(255,255,255,.55);
  }
  .timeline-icon i{font-size:17px;color:var(--primary)}
  .timeline-content{
    background:rgba(255,255,255,.1);
    border:1px solid rgba(255,255,255,.16);
    border-radius:12px;
    padding:20px 24px;
    backdrop-filter:blur(6px);
  }
  .timeline-content h3{
    color:#fff;
    font-size:20px;
    margin:0 0 8px;
    display:flex;
    align-items:center;
    gap:10px;
    flex-wrap:wrap;
  }
  .timeline-content p{
    margin:0;
    font-size:15px;
    color:rgba(255,255,255,.7);
    line-height:1.85;
  }
  .step-tag{
    display:inline-flex;
    align-items:center;
    background:rgba(209,143,44,.2);
    border:1px solid rgba(209,143,44,.35);
    color:#e6bc77;
    border-radius:4px;
    font-size:12px;
    font-weight:800;
    letter-spacing:.15em;
    padding:3px 8px;
  }
  .note-strip{
    margin-top:34px;
    background:rgba(255,255,255,.08);
    border:1px dashed rgba(255,255,255,.3);
    border-radius:10px;
    padding:16px 18px;
    font-size:14px;
    color:rgba(255,255,255,.68);
    display:flex;
    gap:12px;
    align-items:flex-start;
  }
  .note-strip i{color:#e6bc77;margin-top:3px}

  .compare-wrap{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius);
    box-shadow:var(--shadow);
    overflow:auto;
    margin-top:20px;
  }
  .compare-table{
    width:100%;
    min-width:720px;
    border-collapse:collapse;
    font-size:14px;
  }
  .compare-table th,.compare-table td{
    padding:17px 20px;
    text-align:left;
    border-bottom:1px solid #ecebe6;
  }
  .compare-table tbody tr:last-child td{border-bottom:0}
  .compare-table thead th{
    background:var(--green-50);
    color:var(--primary-dark);
    font-size:14px;
    font-weight:800;
  }
  .compare-table thead th:first-child{
    background:var(--milk);
    color:var(--text);
  }
  .compare-table td:first-child{
    font-weight:700;
    color:var(--muted);
    background:#faf8f4;
    width:160px;
  }
  .compare-table tbody tr:hover td{
    background:#fbfaf7;
  }
  .compare-note{
    font-size:14px;
    color:var(--muted);
    margin:16px 0 0;
    display:flex;
    gap:8px;
    align-items:flex-start;
  }
  .compare-note i{color:var(--accent)}

  .check-grid{
    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:56px;
    align-items:center;
  }
  .check-list{
    list-style:none;
    margin:0 0 26px;
    padding:0;
  }
  .check-list li{
    position:relative;
    padding-left:34px;
    margin-bottom:22px;
    font-size:16px;
    color:var(--text);
    line-height:1.85;
  }
  .check-list li::before{
    content:"✓";
    position:absolute;
    left:2px;
    top:4px;
    width:22px;
    height:22px;
    border-radius:50%;
    background:var(--green-50);
    color:var(--primary);
    font-size:12px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    font-weight:900;
  }
  .check-list strong{color:var(--primary-dark)}
  .image-frame{
    position:relative;
    border-radius:var(--radius);
    overflow:hidden;
    border:1px solid var(--line);
    box-shadow:var(--shadow);
  }
  .image-frame img{
    width:100%;
    height:100%;
    min-height:260px;
    object-fit:cover;
    background:#e9ede6;
  }
  .image-frame-caption{
    padding:14px 18px;
    background:#fff;
    font-size:13px;
    color:var(--muted);
    border-top:1px solid var(--line);
    display:flex;
    gap:8px;
    align-items:center;
  }
  .image-frame-caption i{color:var(--accent)}

  .focus-cards{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:24px;
  }
  .focus-card{
    background:#fff;
    border:1px solid var(--line);
    border-left:3px solid var(--accent);
    border-radius:8px;
    padding:26px;
    transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
  }
  .focus-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow);
    border-color:var(--primary);
  }
  .focus-card h3{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:19px;
    margin-bottom:10px;
  }
  .focus-card p{
    margin:0;
    color:var(--muted);
    font-size:15px;
    line-height:1.9;
  }
  .focus-card .mini-icon{
    color:var(--accent);
  }

  .faq-section{
    background:#f2efe8;
    padding:92px 0;
  }
  .faq-list{
    max-width:860px;
    margin:0 auto;
    background:transparent;
  }
  .faq-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:8px;
    margin-bottom:12px;
    overflow:hidden;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item[open]{
    border-color:var(--primary);
    box-shadow:0 0 0 2px rgba(31,94,79,.06);
  }
  .faq-item summary{
    list-style:none;
    cursor:pointer;
    display:flex;
    align-items:center;
    gap:16px;
    padding:20px 24px;
    font-weight:700;
    font-size:16px;
    color:var(--text);
    transition:color .2s ease;
    user-select:none;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:hover{color:var(--primary)}
  .faq-item summary .q-font{
    font-family:var(--font-title);
    color:var(--primary);
    font-weight:900;
    font-size:16px;
    min-width:20px;
  }
  .faq-item summary i{
    margin-left:auto;
    color:var(--muted);
    transition:transform .25s ease;
  }
  .faq-item[open] summary i{transform:rotate(180deg);color:var(--primary)}
  .faq-answer{
    padding:0 24px 22px;
    display:flex;
    gap:14px;
  }
  .faq-answer .answer-line{
    width:2px;
    border-radius:2px;
    background:var(--accent);
    flex-shrink:0;
    opacity:.7;
  }
  .faq-answer p{margin:0;color:var(--muted);font-size:15px;line-height:1.9}

  .cta-band{
    background:var(--primary-dark);
    position:relative;
    overflow:hidden;
    padding:90px 0;
    color:rgba(255,255,255,.85);
  }
  .cta-band::before{
    content:"";
    position:absolute;
    inset:0;
    background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    opacity:.14;
  }
  .cta-band-inner{
    position:relative;
    z-index:2;
    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:40px;
    align-items:center;
  }
  .cta-band h2{
    color:#fff;
    font-size:clamp(26px,4vw,36px);
    line-height:1.3;
    margin:14px 0 18px;
  }
  .cta-band p{margin:0 0 28px;color:rgba(255,255,255,.75)}
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
  .cta-links{
    display:grid;
    grid-template-columns:1fr;
    gap:12px;
  }
  .quick-category{
    background:rgba(255,255,255,.09);
    border:1px solid rgba(255,255,255,.18);
    border-radius:10px;
    display:flex;
    align-items:center;
    gap:14px;
    padding:15px 18px;
    color:#fff;
    transition:border-color .2s ease,transform .2s ease,background .2s ease;
  }
  .quick-category:hover{
    background:rgba(255,255,255,.18);
    border-color:rgba(255,255,255,.4);
    transform:translateX(4px);
  }
  .quick-category i{
    color:var(--accent);
    font-size:15px;
  }
  .quick-category span{
    display:flex;
    flex-direction:column;
    line-height:1.35;
    font-size:14px;
    font-weight:700;
  }
  .quick-category small{
    font-size:12px;
    font-weight:400;
    color:rgba(255,255,255,.55);
  }

  .site-footer{
    background:#0F2B24;
    color:rgba(255,255,255,.75);
    padding-top:64px;
  }
  .footer-main{
    display:grid;
    grid-template-columns:1.5fr .9fr .8fr;
    gap:44px;
    padding-bottom:46px;
  }
  .footer-brand p{
    margin:20px 0 0;
    font-size:14px;
    line-height:1.8;
    color:rgba(255,255,255,.55);
    max-width:400px;
  }
  .footer-h{
    color:#fff;
    font-size:16px;
    font-family:var(--font-body);
    font-weight:700;
    margin:0 0 18px;
    padding-bottom:10px;
    border-bottom:1px solid rgba(255,255,255,.12);
    letter-spacing:.05em;
  }
  .footer-links{
    margin:0;
    padding:0;
    list-style:none;
  }
  .footer-links li{margin-bottom:10px}
  .footer-links a{
    color:rgba(255,255,255,.62);
    font-size:14px;
    transition:color .2s ease,padding-left .2s ease;
  }
  .footer-links a:hover{
    color:#fff;
    padding-left:4px;
    border-bottom:1px solid rgba(255,255,255,.3);
  }
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.13);
    padding:22px 0;
    display:flex;
    flex-wrap:wrap;
    justify-content:space-between;
    gap:10px;
    font-size:13px;
    color:rgba(255,255,255,.42);
  }

  @media (max-width:1180px){
    .site-nav.desktop-nav{display:none}
    .header-actions > .desktop-nav.mega-trigger{display:none}
    .mobile-menu-btn{display:inline-flex}
    .feature-grid{grid-template-columns:repeat(2,1fr)}
    .hero-inner{grid-template-columns:minmax(0,1fr) minmax(300px,0.7fr);gap:34px}
  }
  @media (max-width:960px){
    .hero{padding:76px 0}
    .hero-inner{grid-template-columns:1fr}
    .hero-side{justify-content:flex-start}
    .hero-card{width:min(460px,100%)}
    .check-grid{grid-template-columns:1fr}
    .cta-band-inner{grid-template-columns:1fr}
    .section{padding:68px 0}
    .faq-section{padding:68px 0}
  }
  @media (max-width:767px){
    .container{padding-left:18px;padding-right:18px}
    .feature-grid{grid-template-columns:1fr}
    .footer-main{grid-template-columns:1fr;gap:32px}
    .footer-bottom{justify-content:flex-start}
    .timeline-item{grid-template-columns:44px 1fr;gap:14px}
    .timeline-list::before{left:22px}
    .timeline-icon{width:44px;height:44px}
    .hero-actions .btn{width:100%}
    .compare-note{margin-top:14px}
    .focus-card{padding:20px}
    .cta-actions .btn{width:100%}
  }

/* roulang page: article */
:root {
  --primary:#1F5E4F;
  --primary-dark:#143B32;
  --accent:#D18F2C;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-soft:#F0ECE3;
  --text:#1F2A27;
  --muted:#6E7A74;
  --line:#D9DEDB;
  --radius-sm:6px;
  --radius-lg:10px;
  --shadow-soft:0 1px 2px rgba(20,35,30,.06), 0 8px 24px rgba(20,35,30,.04);
  --header-h:70px;
  --transition:all .25s ease;
}
* { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body {
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.75;
  overflow-x:hidden;
  padding-top:var(--header-h);
}
a { color:inherit; text-decoration:none; }
img { max-width:100%; display:block; }
ul, ol, li { list-style:none; }
button { font-family:inherit; border:none; cursor:pointer; background:none; color:inherit; }
input, textarea { font-family:inherit; outline:none; border:none; }
h1,h2,h3,h4,h5,h6 { line-height:1.35; }
.container { max-width:1240px; width:calc(100% - 48px); margin-inline:auto; }
.section-spacing { padding:88px 0; }

.img-fade { opacity:0; transform:scale(.985); transition:opacity .8s ease, transform .5s ease; }
.img-loaded.img-fade { opacity:1; transform:scale(1); }

/* header */
.site-header {
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:var(--header-h);
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  z-index:999;
  transition:border-color .3s ease, box-shadow .3s ease, background .3s ease;
}
.site-header.is-scrolled { border-color:rgba(217,222,219,.8); box-shadow:0 4px 20px rgba(20,35,30,.05); }
.header-inner { display:flex; align-items:center; justify-content:space-between; height:70px; gap:20px; }
.site-logo { display:inline-flex; align-items:center; gap:10px; }
.logo-mark {
  width:38px;height:38px;border-radius:8px;
  background:var(--primary);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:900;
  letter-spacing:-.02em;
  box-shadow:0 4px 12px rgba(31,94,79,.22);
}
.logo-text { font-size:20px; font-weight:900; letter-spacing:.02em; color:var(--primary-dark); display:flex; align-items:baseline; gap:8px; white-space:nowrap; }
.logo-text small { font-size:10px; letter-spacing:.16em; font-weight:400; color:#aab3ad; text-transform:uppercase; display:block; }

.desktop-nav.desktop-only { display:flex; }
.nav-list { display:flex; align-items:center; gap:6px; }
.nav-link {
  display:block;
  padding:9px 14px;
  font-size:15px;
  font-weight:500;
  color:#33423C;
  border-radius:6px;
  white-space:nowrap;
  transition:var(--transition);
}
.nav-link:hover { color:var(--primary); background:rgba(31,94,79,.06); }
.nav-link.active { color:var(--primary); background:rgba(31,94,79,.09); font-weight:600; }
.header-actions { display:flex; align-items:center; gap:10px; }
.btn-faq {
  display:inline-flex; align-items:center; gap:6px;
  padding:8px 14px;
  border:1px solid var(--line);
  border-radius:6px;
  font-size:14px;
  font-weight:500;
  color:var(--primary-dark);
  background:var(--surface);
  transition:var(--transition);
  white-space:nowrap;
}
.btn-faq:hover { border-color:var(--primary); color:var(--primary); background:#fff; }

.mega-trigger { display:inline-flex; position:relative; }
.mega-trigger > button {
  width:38px;height:38px;border-radius:6px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  color:var(--primary-dark);
  background:var(--surface);
  transition:var(--transition);
}
.mega-trigger > button:hover { border-color:var(--primary); color:var(--primary); }
.mega-panel {
  position:absolute;
  top:calc(100% + 14px);
  right:0;
  width:420px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:12px;
  box-shadow:0 18px 45px rgba(20,35,30,.09);
  padding:22px;
  z-index:20;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:var(--transition);
  text-align:left;
}
.mega-trigger:hover .mega-panel,
.mega-trigger.is-open .mega-panel { opacity:1; visibility:visible; transform:translateY(0); }
.mega-panel h4 { font-size:13px; text-transform:uppercase; letter-spacing:.16em; margin-bottom:14px; color:var(--muted); font-weight:600; }
.mega-grid { display:grid; grid-template-columns:1fr 1fr; gap:8px; margin-bottom:16px; }
.mega-link {
  display:block;
  padding:8px 10px;
  border-radius:6px;
  background:var(--bg);
  color:var(--text);
  font-size:14px;
  font-weight:500;
  transition:var(--transition);
}
.mega-link:hover { background:rgba(31,94,79,.08); color:var(--primary); padding-left:14px; }
.mega-small-news { display:flex; gap:10px; margin-top:16px; padding-top:14px; border-top:1px solid var(--line); align-items:center; color:var(--text); font-size:13px; line-height:1.6; }
.mega-small-news img { width:82px; height:62px; object-fit:cover; border-radius:6px; }
.mega-small-news .meta { font-size:11px; color:var(--muted); margin-top:2px; }

.mobile-menu-btn { display:none; width:40px;height:40px;border-radius:6px; border:1px solid var(--line); background:var(--surface); color:var(--primary-dark); align-items:center; justify-content:center; transition:var(--transition); }

/* mobile menu */
.mobile-menu {
  position:absolute;
  left:16px; right:16px;
  top:calc(var(--header-h) - 6px);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:14px;
  box-shadow:0 20px 50px rgba(20,35,30,.12);
  padding:20px;
  z-index:1100;
  opacity:0;
  transform:translateY(-10px);
  visibility:hidden;
  transition:var(--transition);
  max-height:calc(100vh - 100px);
  overflow:auto;
}
.mobile-menu.open { opacity:1; transform:translateY(0); visibility:visible; }
.mobile-nav-list { display:grid; gap:8px; }
.mobile-nav-list a {
  display:block;
  padding:12px 16px;
  font-size:15px;
  font-weight:500;
  border-radius:8px;
  color:var(--text);
  background:var(--bg);
  transition:var(--transition);
}
.mobile-nav-list a:hover, .mobile-nav-list a.active { background:rgba(31,94,79,.08); color:var(--primary); }
.mobile-mega-news { margin-top:18px; border-top:1px solid var(--line); padding-top:16px; display:grid; gap:12px; }

/* article hero */
.article-hero {
  background:
    linear-gradient(180deg, rgba(20,59,50,.88) 0%, rgba(20,59,50,.82) 45%, rgba(31,94,79,.9) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
  padding:88px 0 60px;
  position:relative;
}
.article-breadcrumb { display:flex; flex-wrap:wrap; gap:6px; align-items:center; font-size:14px; margin-bottom:28px; color:rgba(255,255,255,.74); }
.article-breadcrumb a { color:rgba(255,255,255,.8); transition:color .2s ease; }
.article-breadcrumb a:hover { color:#fff; }
.crumb-sep { opacity:.68; }
.crumb-current { color:#fff; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:50vw; }
.article-kicker { display:inline-flex; gap:8px; align-items:center; margin-bottom:18px; }
.article-kicker .tag-sport {
  display:inline-block;
  padding:5px 14px;
  border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.08);
  border-radius:100px;
  font-size:12px;
  color:#F5F0E7;
  letter-spacing:.06em;
}
.article-h1 {
  font-size:42px;
  font-weight:900;
  line-height:1.3;
  letter-spacing:-.015em;
  color:#fff;
  margin-bottom:16px;
  max-width:920px;
}
.article-hero .container:not(.article-meta-wrap) p.article-sub {
  color:rgba(255,255,255,.72);
  max-width:720px;
  font-size:16px;
}
.article-post-meta {
  display:flex;
  flex-wrap:wrap;
  gap:14px 26px;
  margin-top:30px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.76);
  font-size:13px;
}
.article-post-meta i { color:var(--accent); margin-right:6px; }
.article-post-meta span { display:inline-flex; align-items:center; }

/* article body */
.article-body-wrap { padding:64px 0 70px; }
.article-layout { display:grid; grid-template-columns:minmax(0,1fr) 320px; gap:44px; align-items:start; }
.article-main { min-width:0; }
.article-paper {
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-soft);
  padding:clamp(24px, 4.6vw, 54px);
}
.article-content { max-width:760px; margin-inline:auto; font-size:17px; line-height:1.9; color:#26332C; }
.article-content h1,.article-content h2,.article-content h3,.article-content h4,.article-content h5 {
  font-family:"Songti SC","Noto Serif SC","Source Han Serif SC","SimSun",serif;
  font-weight:700;
  margin:1.8em 0 .6em;
  color:var(--primary-dark);
  letter-spacing:-.01em;
}
.article-content h1 { font-size:32px; }
.article-content h2 { font-size:29px; position:relative; padding-left:20px; }
.article-content h2::before { content:""; position:absolute; left:0; top:.26em; bottom:.22em; width:5px; border-radius:8px; background:var(--primary); }
.article-content h3 { font-size:23px; }
.article-content h4 { font-size:19px; }
.article-content p { margin:0 0 1.4em; }
.article-content a { color:var(--primary); border-bottom:1px solid rgba(31,94,79,.3); transition:var(--transition); }
.article-content a:hover { color:var(--accent); border-color:var(--accent); }
.article-content ul,.article-content ol { margin:0 0 1.5em 1.1em; }
.article-content ul li { list-style:none; position:relative; padding-left:24px; margin:.32em 0; }
.article-content ul li::before { content:""; width:7px;height:7px;position:absolute; left:4px; top:.9em; background:var(--accent); transform:rotate(45deg); }
.article-content ol { counter-reset:item; }
.article-content ol li { counter-increment:item; position:relative; padding-left:36px; margin:.42em 0; }
.article-content ol li::before { content:counter(item); position:absolute; left:0; top:.12em; width:25px;height:25px; border-radius:7px; background:rgba(31,94,79,.09); color:var(--primary); font-weight:700; font-size:12px; display:flex; align-items:center; justify-content:center; }
.article-content blockquote {
  position:relative;
  margin:1.8em 0;
  padding:20px 24px 20px 30px;
  background:var(--surface-soft);
  border-radius:0 10px 10px 0;
  border-left:4px solid var(--primary);
  color:#42514B;
  font-size:15px;
}
.article-content table { width:100%; border-collapse:collapse; margin:2em 0; font-size:15px; }
.article-content th, .article-content td { border:1px solid var(--line); padding:11px 13px; text-align:left; }
.article-content th { background:rgba(31,94,79,.05); font-weight:700; color:var(--primary-dark); }
.article-content tr:nth-child(even) td { background:#F9FAF7; }
.article-content img { border-radius:10px; margin:1.8em 0; }
.article-content hr { border:0; height:1px; background:var(--line); margin:2.2em 0; }

.content-divider { display:flex; align-items:center; gap:16px; margin:50px 0 38px; color:var(--accent); font-size:13px; letter-spacing:.08em; }
.content-divider::before,.content-divider::after { flex:1; content:""; height:1px; background:var(--line); }

.article-tags { display:flex; flex-wrap:wrap; gap:10px; margin-top:8px; }
.tag-item {
  display:inline-flex;
  align-items:center;
  border-radius:100px;
  padding:6px 16px;
  background:var(--bg);
  border:1px solid var(--line);
  color:#54625B;
  font-size:13px;
  transition:var(--transition);
}
.tag-item:hover { border-color:var(--primary); color:var(--primary); }
.tag-item i { margin-right:6px; color:var(--accent); font-size:11px; }

.article-actions-row {
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:38px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.btn-action {
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 19px;
  border-radius:6px;
  font-size:14px;
  font-weight:500;
  transition:var(--transition);
}
.btn-primary { background:var(--primary); color:#fff; box-shadow:0 6px 18px rgba(31,94,79,.22); }
.btn-primary:hover { background:#195244; transform:translateY(-2px); box-shadow:0 10px 24px rgba(31,94,79,.18); }
.btn-primary:active { transform:translateY(0); opacity:.95; }
.btn-secondary { background:var(--surface); border:1.5px solid var(--primary); color:var(--primary); }
.btn-secondary:hover { background:rgba(31,94,79,.06); transform:translateY(-2px); }
.btn-ghost-light { border:1px solid rgba(255,255,255,.4); background:rgba(255,255,255,.05); color:#fff; }
.btn-ghost-light:hover { border-color:#fff; background:rgba(255,255,255,.13); }
.btn-arrow { display:inline-flex; align-items:center; gap:6px; }
.btn-arrow i { transition:transform .2s ease; }
.btn-arrow:hover i { transform:translateX(3px); }
.btn-bookmark { background:var(--bg); border:1px solid var(--line); color:#33423C; }
.btn-bookmark:hover, .btn-bookmark.active { border-color:var(--accent); color:var(--accent); background:rgba(209,143,44,.08); }
.btn-bookmark.active .far, .btn-bookmark .fas { display:none; }
.btn-bookmark .far { display:inline; }
.btn-bookmark.active .fas { display:inline; }
.btn-share { background:var(--bg); border:1px solid var(--line); color:var(--primary-dark); }
.btn-share:hover { border-color:var(--primary); color:var(--primary); background:#fff; }

.article-nav {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
  margin-top:14px;
}
.article-nav-link {
  display:block;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:10px;
  padding:18px 20px;
  font-size:14px;
  color:#33423C;
  transition:var(--transition);
  line-height:1.55;
  min-width:0;
}
.article-nav-link .nav-direction { display:inline-flex; align-items:center; gap:6px; font-size:12px; color:var(--muted); margin-bottom:5px; letter-spacing:.05em; text-transform:uppercase; }
.article-nav-link.next { text-align:right; }
.article-nav-link:hover { border-color:var(--primary); background:#fff; color:var(--primary); transform:translateY(-2px); box-shadow:var(--shadow-soft); }
.article-nav-link .post-title-line { display:block; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; font-weight:600; }

/* sidebar */
.article-sidebar { position:sticky; top:88px; display:grid; gap:20px; }
.side-card { background:var(--surface); border:1px solid var(--line); border-radius:10px; box-shadow:var(--shadow-soft); overflow:hidden; }
.side-card h4 { display:flex; align-items:center; gap:8px; font-size:16px; padding:17px 19px 13px; color:var(--primary-dark); border-bottom:1px solid var(--line); background:#FCFBF8; }
.side-card h4 i { color:var(--accent); }
.side-list { padding:8px 10px; display:grid; gap:3px; }
.side-list li a { display:flex; align-items:center; justify-content:space-between; gap:10px; padding:10px 12px; border-radius:7px; color:var(--text); font-size:14px; transition:var(--transition); }
.side-list li a i { color:var(--primary); font-size:11px; transition:transform .2s ease; }
.side-list li a:hover { background:var(--bg); color:var(--primary); }
.side-list li a:hover i { transform:translateX(3px); }
.side-all-link { display:block; padding:10px 20px 14px; text-align:right; font-size:13px; color:var(--primary); }
.side-all-link:hover { color:var(--accent); }
.side-note { padding:18px; display:flex; gap:13px; background:var(--surface); }
.side-note .side-note-icon { width:32px;height:32px;min-width:32px; border-radius:8px; background:rgba(209,143,44,.13); display:flex;align-items:center;justify-content:center; color:var(--accent); }
.side-note p { font-size:13px; line-height:1.8; color:#4B5952; }
.side-image-link { position:relative; display:block; border-radius:10px; overflow:hidden; background:#E9EDE6; min-height:190px; }
.side-image-link img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; transition:transform .45s ease; }
.side-image-link:hover img { transform:scale(1.05); }
.side-image-caption { position:absolute; left:0; right:0; bottom:0; padding:26px 16px 14px; background:linear-gradient(transparent, rgba(20,35,30,.88)); color:#fff; font-size:14px; z-index:2; }
.side-image-caption span { display:block; font-size:11px; opacity:.65; margin-top:2px; }

/* not found */
.not-found-box { text-align:center; padding:66px 24px; color:var(--muted); }
.not-found-box .nf-code { font-size:72px; font-weight:900; color:var(--primary); line-height:1; }
.not-found-box h2 { font-size:26px; margin-top:14px; color:var(--primary-dark); }
.not-found-box p { margin:12px 0 26px; }

/* related */
.related-section { background:var(--bg); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.section-heading-wrap { display:flex; flex-wrap:wrap; justify-content:space-between; align-items:end; gap:16px; margin-bottom:38px; }
.eyebrow { color:var(--accent); font-size:12px; letter-spacing:.28em; text-transform:uppercase; display:flex; align-items:center; gap:10px; margin-bottom:10px; }
.eyebrow::before { content:""; width:28px;height:6px; background:var(--accent); border-radius:4px; }
.section-title { font-size:34px; font-family:"Songti SC","SimSun",serif; color:var(--primary-dark); font-weight:700; letter-spacing:-.02em; }
.section-desc { color:var(--muted); max-width:560px; font-size:14px; }
.see-all-link { color:var(--primary); font-size:14px; font-weight:500; }
.see-all-link i { margin-left:6px; transition:transform .2s ease; display:inline-block; }
.see-all-link:hover i { transform:translateX(5px); }
.related-card-grid { display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; }
.related-card { background:var(--surface); border:1px solid var(--line); border-radius:10px; overflow:hidden; box-shadow:var(--shadow-soft); transition:var(--transition); display:flex; flex-direction:column; }
.related-card:hover { transform:translateY(-5px); border-color:rgba(31,94,79,.45); box-shadow:0 12px 34px rgba(20,35,30,.08); }
.related-card .cover-wrap { position:relative; height:164px; overflow:hidden; background:#E9EDE6; }
.related-card .cover-wrap img { width:100%; height:100%; object-fit:cover; transition:transform .6s ease; }
.related-card:hover .cover-wrap img { transform:scale(1.06); }
.card-category-tag { position:absolute; left:12px; top:11px; background:rgba(20,59,50,.82); color:#fff; font-size:11px; padding:4px 13px; border-radius:100px; backdrop-filter:blur(4px); }
.related-card-body { padding:23px 20px 20px; display:flex; flex-direction:column; flex:1; }
.related-card-body h3 { font-size:17px; color:var(--primary-dark); letter-spacing:.01em; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; font-family:"PingFang SC","Microsoft YaHei",sans-serif; }
.related-card-body h3 a:hover { color:var(--primary); }
.related-card-body p { color:var(--muted); font-size:14px; line-height:1.8; margin-top:8px; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; flex:1; }
.related-card-meta { display:flex; align-items:center; justify-content:space-between; margin-top:16px; font-size:12px; }
.related-card-meta span { color:var(--muted); }
.related-card-meta i { color:var(--primary); }

/* faq */
.faq-section { background:var(--bg); padding:88px 0 68px; }
.faq-wrap { max-width:880px; margin-inline:auto; }
.faq-item { border-top:1px solid var(--line); }
.faq-item:last-child { border-bottom:1px solid var(--line); }
.faq-item h3 { font-size:16px; }
.faq-item button {
  width:100%;
  display:flex;
  align-items:center;
  gap:14px;
  padding:24px 6px;
  text-align:left;
  color:var(--text);
  font-weight:600;
  font-size:16px;
  transition:var(--transition);
}
.faq-item button:hover { color:var(--primary); }
.faq-item button .q-mark { color:var(--primary); font-weight:800; font-family:"Songti SC",serif; }
.faq-item button .fa-angle-down { margin-left:auto; color:var(--muted); transition:transform .3s ease; }
.faq-item.has-open button .fa-angle-down { transform:rotate(180deg); color:var(--primary); }
.faq-answer { max-height:0; overflow:hidden; transition:max-height .35s ease, padding .3s ease; }
.faq-answer-inner { padding:0 46px 25px 38px; color:var(--muted); font-size:15px; line-height:1.9; }
.faq-answer p + p { margin-top:10px; }

/* cta band */
.cta-band {
  background:
    linear-gradient(110deg, rgba(20,59,50,.97), rgba(31,94,79,.9)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  color:#fff;
  padding:72px 0;
  position:relative;
}
.cta-band-inner { display:flex; flex-wrap:wrap; gap:32px; align-items:center; justify-content:space-between; max-width:1180px; }
.cta-band h2 { font-size:34px; line-height:1.35; font-family:"Songti SC",serif; color:#fff; }
.cta-band .sub { color:rgba(255,255,255,.8); max-width:520px; margin-top:12px; font-size:15px; }
.cta-actions { display:flex; flex-wrap:wrap; gap:13px; }

/* footer */
.site-footer { background:var(--primary-dark); color:#C7D4CE; padding:64px 0 0; margin-top:0; }
.site-footer .site-logo .logo-mark { background:rgba(255,255,255,.12); color:var(--accent); }
.footer-main { display:grid; grid-template-columns:1.7fr 1fr 1fr; gap:48px; padding-bottom:44px; border-bottom:1px solid rgba(255,255,255,.09); }
.footer-brand p { font-size:13px; line-height:2; margin-top:20px; opacity:.72; max-width:420px; }
.footer-h { font-size:13px; text-transform:uppercase; letter-spacing:.14em; color:#AABDB4; margin-bottom:16px; font-weight:700; }
.footer-links { display:grid; gap:9px; }
.footer-links a { color:#C7D4CE; font-size:14px; transition:var(--transition); }
.footer-links a:hover { color:var(--accent); padding-left:5px; }
.footer-bottom { padding:28px 0; display:flex; flex-direction:wrap; gap:6px; justify-content:space-between; font-size:12px; opacity:.72; flex-wrap:wrap; }

/* general focus */
:focus-visible { outline:2px solid var(--accent); outline-offset:3px; border-radius:4px; }

/* responsive */
@media (max-width: 1120px) {
  .desktop-nav { gap:6px; }
  .nav-link { padding:8px 10px; font-size:14px; }
}
@media (max-width: 990px) {
  .article-layout { grid-template-columns:1fr; }
  .article-sidebar { position:static; grid-template-columns:1fr 1fr 1fr; gap:14px; }
  .side-image-link { grid-column:span 1; min-height:150px; }
  .related-card-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width: 880px) {
  .desktop-nav { display:none; }
  .mobile-menu-btn { display:inline-flex; }
  .footer-main { grid-template-columns:1fr 1fr; }
}
@media (max-width: 640px) {
  .container { width:calc(100% - 32px); }
  .section-spacing { padding:58px 0; }
  .article-hero { padding:60px 0 46px; }
  .article-h1 { font-size:31px; }
  .section-title { font-size:27px; }
  .article-paper { padding:24px 18px; }
  .related-card-grid { grid-template-columns:1fr; }
  .article-sidebar { grid-template-columns:1fr; }
  .article-nav { grid-template-columns:1fr; }
  .footer-main { grid-template-columns:1fr; gap:32px; }
  .logo-text { font-size:17px; }
  .logo-text small { display:none; }
  .header-inner { gap:10px; }
  .btn-faq { display:none; }
  .mobile-menu { left:9px; right:9px; }
  .article-post-meta { gap:10px 18px; }
  .cta-band h2 { font-size:27px; }
  .article-content h1 { font-size:26px; }
  .article-content h2 { font-size:24px; padding-left:15px; }
}

/* roulang page: category3 */
:root {
        --c-primary: #1F5E4F;
        --c-primary-dark: #143B32;
        --c-accent: #D18F2C;
        --c-bg: #F7F5F0;
        --c-surface: #FFFFFF;
        --c-surface-alt: #F0ECE3;
        --c-text: #1F2A27;
        --c-muted: #6E7A74;
        --c-line: #D9DEDB;
        --r-lg: 10px;
        --r-md: 6px;
        --shadow-card: 0 1px 2px rgba(20,35,30,.06), 0 8px 24px rgba(20,35,30,.04);
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        background: var(--c-bg);
        font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
        color: var(--c-text);
        line-height: 1.75;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
    }

    a {
        color: inherit;
        text-decoration: none;
        transition: color .2s ease, background .2s ease, border-color .2s ease;
    }

    img {
        max-width: 100%;
        display: block;
    }

    ul,
    ol {
        list-style: none;
    }

    button,
    input,
    details {
        font-family: inherit;
    }

    :focus-visible {
        outline: 2px solid var(--c-accent);
        outline-offset: 2px;
        border-radius: 4px;
    }

    ::selection {
        background: rgba(31, 94, 79, .12);
    }

    .container {
        width: min(1200px, 92%);
        margin-inline: auto;
    }

    /* ===== Header + Nav ===== */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1000;
        background: rgba(255, 255, 255, .94);
        backdrop-filter: blur(14px);
        border-bottom: 1px solid var(--c-line);
        transition: box-shadow .25s ease;
    }

    .site-header.scrolled {
        box-shadow: 0 8px 24px rgba(20, 35, 30, .06);
    }

    .header-inner {
        height: 72px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
    }

    .site-logo {
        display: inline-flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }

    .logo-mark {
        width: 40px;
        height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: var(--c-primary);
        color: #fff;
        font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
        font-size: 22px;
        font-weight: 700;
        border-radius: 8px 8px 8px 2px;
        box-shadow: inset 0 -2px 0 rgba(255, 255, 255, .2);
    }

    .logo-text {
        font-size: 20px;
        font-weight: 800;
        letter-spacing: .02em;
        color: var(--c-text);
        line-height: 1.2;
    }

    .logo-text small {
        display: block;
        font-size: 10px;
        font-weight: 500;
        letter-spacing: .12em;
        color: var(--c-muted);
        margin-top: 2px;
    }

    .desktop-nav {
        display: flex;
        align-items: center;
    }

    .site-nav {
        margin-left: auto;
    }

    .nav-list {
        display: flex;
        gap: 6px;
    }

    .nav-link {
        display: inline-flex;
        align-items: center;
        height: 40px;
        padding: 0 15px;
        border-radius: 6px;
        font-size: 15px;
        font-weight: 600;
        color: #344139;
        border: 1px solid transparent;
        transition: color .2s ease, background .2s ease, border-color .2s ease;
    }

    .nav-link:hover {
        color: var(--c-primary);
        background: rgba(31, 94, 79, .07);
        border-color: rgba(31, 94, 79, .12);
    }

    .nav-link.active {
        color: var(--c-primary);
        background: rgba(31, 94, 79, .1);
        border-color: rgba(31, 94, 79, .15);
    }

    .header-actions {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .btn-faq {
        display: inline-flex;
        align-items: center;
        gap: 7px;
        height: 40px;
        padding: 0 16px;
        border-radius: 6px;
        background: rgba(31, 94, 79, .08);
        color: var(--c-primary);
        font-size: 15px;
        font-weight: 600;
        border: 1px solid transparent;
        transition: background .2s ease, opacity .2s ease;
    }

    .btn-faq:hover {
        background: rgba(31, 94, 79, .14);
    }

    .mega-trigger {
        position: relative;
        border-left: 1px solid var(--c-line);
        padding-left: 4px;
    }

    .mega-trigger > button {
        width: 38px;
        height: 38px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: transparent;
        border: 0;
        color: var(--c-text);
        font-size: 14px;
        cursor: pointer;
        border-radius: 6px;
        transition: background .2s ease, transform .2s ease;
    }

    .mega-trigger > button:hover {
        background: var(--c-surface-alt);
    }

    .mega-panel {
        position: absolute;
        right: 0;
        top: calc(100% + 14px);
        width: 420px;
        background: #fff;
        border: 1px solid var(--c-line);
        border-radius: 10px;
        padding: 20px;
        box-shadow: 0 12px 40px rgba(20, 35, 30, .12);
        opacity: 0;
        visibility: hidden;
        transform: translateY(8px);
        transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
    }

    .mega-trigger:hover .mega-panel,
    .mega-trigger:focus-within .mega-panel {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .mega-panel h4 {
        font-size: 15px;
        font-weight: 800;
        color: var(--c-primary);
        margin-bottom: 12px;
    }

    .mega-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        margin-bottom: 18px;
    }

    .mega-link {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 14px;
        font-weight: 600;
        color: var(--c-text);
        padding: 9px 12px;
        background: var(--c-bg);
        border-radius: 6px;
        transition: background .2s ease, color .2s ease;
    }

    .mega-link::before {
        content: "";
        width: 4px;
        height: 4px;
        background: var(--c-accent);
        border-radius: 2px;
    }

    .mega-link:hover {
        background: rgba(31, 94, 79, .1);
        color: var(--c-primary);
    }

    .mega-small-news {
        display: flex;
        gap: 10px;
        align-items: center;
        padding-top: 10px;
        border-top: 1px solid var(--c-line);
        margin-top: 8px;
        font-size: 14px;
        font-weight: 600;
        line-height: 1.45;
    }

    .mega-small-news img {
        width: 92px;
        height: 68px;
        object-fit: cover;
        border-radius: 6px;
    }

    .mega-small-news .meta {
        color: var(--c-muted);
        font-size: 12px;
        margin-top: 5px;
        font-weight: 500;
    }

    .mobile-menu-btn {
        display: none;
        width: 42px;
        height: 42px;
        background: transparent;
        border: 1px solid var(--c-line);
        border-radius: 6px;
        font-size: 18px;
        color: var(--c-primary);
        cursor: pointer;
        align-items: center;
        justify-content: center;
    }

    .mobile-menu {
        display: none;
        background: #fff;
        border-top: 1px solid var(--c-line);
    }

    .mobile-menu.open {
        display: block;
    }

    .mobile-nav-list li + li {
        border-top: 1px solid var(--c-line);
    }

    .mobile-nav-list a {
        display: flex;
        align-items: center;
        padding: 15px 22px;
        font-size: 16px;
        font-weight: 600;
        color: var(--c-text);
    }

    .mobile-nav-list a:hover,
    .mobile-nav-list a.active {
        background: rgba(31, 94, 79, .08);
        color: var(--c-primary);
    }

    /* ===== Buttons ===== */
    .btn-primary,
    .btn-secondary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        height: 48px;
        padding: 0 28px;
        border-radius: 6px;
        font-size: 15px;
        font-weight: 700;
        cursor: pointer;
        border: 1px solid transparent;
        transition: transform .2s ease, background .2s ease, box-shadow .2s ease, opacity .2s ease;
    }

    .btn-primary {
        background: var(--c-primary);
        color: #fff;
        box-shadow: 0 8px 20px rgba(31, 94, 79, .22);
    }

    .btn-primary i {
        transform: translateX(-4px);
        opacity: 0;
        transition: transform .2s ease, opacity .2s ease;
    }

    .btn-primary:hover {
        background: #175244;
        transform: translateY(-2px);
        box-shadow: 0 12px 24px rgba(31, 94, 79, .26);
    }

    .btn-primary:hover i {
        transform: translateX(0);
        opacity: 1;
    }

    .btn-primary:active {
        transform: translateY(0);
        box-shadow: 0 6px 12px rgba(31, 94, 79, .18);
        opacity: .96;
    }

    .btn-secondary {
        background: transparent;
        border-color: rgba(255, 255, 255, .85);
        color: #fff;
    }

    .btn-secondary:hover {
        background: rgba(255, 255, 255, .1);
        transform: translateY(-2px);
    }

    .btn-secondary.active {
        background: rgba(255, 255, 255, .18);
    }

    .btn-dark {
        background: var(--c-primary-dark);
        color: #fff;
        border-color: transparent;
    }

    .text-btn {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-weight: 700;
        color: var(--c-primary);
        padding: 6px 0;
        border-bottom: 1px solid transparent;
        transition: color .2s ease, border-color .2s ease;
    }

    .text-btn i {
        transition: transform .2s ease;
    }

    .text-btn:hover {
        color: #154c40;
        border-bottom-color: #154c40;
    }

    .text-btn:hover i {
        transform: translateX(4px);
    }

    /* ===== Hero ===== */
    .category-hero {
        position: relative;
        color: #fff;
        background: linear-gradient(110deg, rgba(20, 59, 50, .92), rgba(31, 94, 79, .72)), url("/assets/images/backpic/back-1.png") center/cover no-repeat;
        overflow: hidden;
        padding: 92px 0 72px;
    }

    .category-hero::after {
        content: "";
        position: absolute;
        right: -120px;
        top: -60px;
        width: 300px;
        height: 300px;
        background: radial-gradient(circle, rgba(209, 143, 44, .18), transparent 65%);
        pointer-events: none;
    }

    .hero-eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 7px 14px;
        font-size: 13px;
        font-weight: 600;
        background: rgba(255, 255, 255, .12);
        border: 1px solid rgba(255, 255, 255, .22);
        border-radius: 30px;
        letter-spacing: .06em;
    }

    .category-hero h1 {
        font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
        font-size: 50px;
        font-weight: 900;
        line-height: 1.22;
        letter-spacing: -0.01em;
        margin: 20px 0 18px;
    }

    .category-hero h1 span {
        color: #F2C06A;
    }

    .hero-lead {
        max-width: 720px;
        font-size: 17px;
        line-height: 1.9;
        color: rgba(255, 255, 255, .88);
        margin-bottom: 32px;
    }

    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 14px;
        margin-bottom: 40px;
    }

    .hero-anchors {
        display: flex;
        flex-wrap: wrap;
        gap: 0;
        border-top: 1px solid rgba(255, 255, 255, .2);
        padding-top: 22px;
        max-width: 760px;
    }

    .hero-anchors a {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 5px 24px 5px 0;
        margin-right: 24px;
        color: rgba(255, 255, 255, .9);
        font-size: 14px;
        font-weight: 600;
        border-bottom: 1px solid transparent;
    }

    .hero-anchors a::before {
        content: "";
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: #F2C06A;
    }

    .hero-anchors a:hover {
        color: #fff;
        border-bottom-color: #fff;
    }

    /* ===== Page Sections ===== */
    .page-section {
        padding: 92px 0;
    }

    .page-section.soft {
        background: #F0ECE3;
    }

    .page-section.white {
        background: var(--c-surface);
    }

    .section-head {
        max-width: 820px;
        margin-bottom: 44px;
    }

    .section-kicker {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        color: var(--c-primary);
        font-size: 13px;
        font-weight: 800;
        letter-spacing: .16em;
        text-transform: uppercase;
        margin-bottom: 12px;
    }

    .section-kicker::before {
        content: "";
        width: 24px;
        height: 7px;
        background: var(--c-primary);
        border-radius: 2px;
    }

    .section-head h2,
    .section-title {
        font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
        font-size: 36px;
        font-weight: 800;
        line-height: 1.35;
        letter-spacing: -0.01em;
        margin-bottom: 14px;
    }

    .section-head p,
    .section-desc {
        font-size: 16px;
        color: var(--c-muted);
        line-height: 1.85;
    }

    .section-head.center {
        margin-inline: auto;
        text-align: center;
    }

    .section-head.center .section-kicker {
        justify-content: center;
    }

    .section-head.center .section-kicker::before {
        display: none;
    }

    /* ===== Requirement intro ===== */
    .split-intro {
        display: grid;
        grid-template-columns: 1.05fr 1.25fr;
        gap: 56px;
        align-items: center;
        background: var(--c-surface);
        border: 1px solid var(--c-line);
        border-radius: 12px;
        padding: 28px;
        box-shadow: var(--shadow-card);
    }

    .split-intro img {
        width: 100%;
        height: 360px;
        object-fit: cover;
        border-radius: 8px;
    }

    .split-intro h3 {
        font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
        font-size: 22px;
        font-weight: 800;
        margin-bottom: 14px;
    }

    .split-intro p {
        color: #4c5a54;
        margin-bottom: 18px;
    }

    .check-list li {
        position: relative;
        padding-left: 22px;
        padding-bottom: 10px;
        color: #3a4a43;
        font-size: 15px;
        line-height: 1.7;
    }

    .check-list li::before {
        content: "\f00c";
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        position: absolute;
        left: 0;
        top: 1px;
        color: var(--c-primary);
        font-size: 13px;
    }

    /* ===== Feature Cards ===== */
    .feature-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
    }

    .feature-card {
        background: var(--c-surface);
        border: 1px solid var(--c-line);
        border-radius: 10px;
        padding: 24px 22px;
        position: relative;
        box-shadow: var(--shadow-card);
        transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .feature-card::before {
        content: "";
        position: absolute;
        left: 0;
        top: 12px;
        width: 4px;
        height: 32px;
        background: var(--c-primary);
        border-radius: 0 4px 4px 0;
    }

    .feature-card:hover {
        transform: translateY(-4px);
        border-color: var(--c-primary);
        box-shadow: 0 12px 28px rgba(20, 35, 30, .08);
    }

    .feature-icon {
        width: 46px;
        height: 46px;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(31, 94, 79, .08);
        color: var(--c-primary);
        font-size: 20px;
        margin-bottom: 18px;
    }

    .feature-card h3 {
        font-size: 17px;
        font-weight: 800;
        margin-bottom: 8px;
    }

    .feature-card p {
        color: var(--c-muted);
        font-size: 14px;
        line-height: 1.7;
    }

    /* ===== Steps ===== */
    .steps-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
        margin-top: 18px;
    }

    .step-item {
        background: var(--c-surface);
        border: 1px solid var(--c-line);
        border-radius: 10px;
        padding: 28px 22px 24px;
        position: relative;
        overflow: hidden;
        transition: transform .2s ease, box-shadow .2s ease;
    }

    .step-item:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-card);
    }

    .step-number {
        font-family: Georgia, serif;
        font-size: 44px;
        font-weight: 800;
        color: rgba(31, 94, 79, .12);
        line-height: 1;
        display: block;
        margin-bottom: 14px;
    }

    .step-dot {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: var(--c-primary);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 13px;
        font-weight: 700;
        margin: 14px 0 12px;
    }

    .step-item h3 {
        font-size: 17px;
        font-weight: 800;
        margin-bottom: 8px;
    }

    .step-item p {
        color: var(--c-muted);
        font-size: 14px;
        line-height: 1.7;
    }

    .step-item .tag-note {
        display: inline-flex;
        margin-top: 14px;
        padding: 4px 10px;
        background: var(--c-surface-alt);
        border-radius: 4px;
        font-size: 13px;
        color: var(--c-primary);
        font-weight: 600;
    }

    /* ===== Status Table ===== */
    .table-wrap {
        overflow-x: auto;
        border: 1px solid var(--c-line);
        border-radius: 10px;
        background: #fff;
        box-shadow: var(--shadow-card);
    }

    .status-table {
        width: 100%;
        min-width: 680px;
        border-collapse: collapse;
    }

    .status-table th {
        background: var(--c-primary-dark);
        color: #fff;
        text-align: left;
        padding: 14px 18px;
        font-size: 14px;
        font-weight: 700;
        white-space: nowrap;
    }

    .status-table td {
        padding: 15px 18px;
        font-size: 14px;
        border-top: 1px solid var(--c-line);
        color: #3c4b45;
        vertical-align: top;
    }

    .status-table td:first-child {
        font-weight: 800;
        color: var(--c-text);
    }

    .status-table tr:hover td {
        background: rgba(31, 94, 79, .03);
    }

    .badge-status {
        display: inline-flex;
        padding: 4px 10px;
        border-radius: 4px;
        font-weight: 700;
        background: rgba(31, 94, 79, .08);
        color: var(--c-primary);
        white-space: nowrap;
    }

    /* ===== Notice cards ===== */
    .notice-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 18px;
    }

    .notice-card {
        background: #fff;
        border: 1px solid var(--c-line);
        border-radius: 10px;
        padding: 26px 24px;
        box-shadow: var(--shadow-card);
    }

    .notice-card.accent {
        border-top: 3px solid var(--c-accent);
    }

    .notice-card h3 {
        font-size: 17px;
        font-weight: 800;
        margin-bottom: 12px;
        display: flex;
        align-items: center;
        gap: 9px;
    }

    .notice-card h3 i {
        color: var(--c-primary);
    }

    .notice-card p {
        color: var(--c-muted);
        font-size: 14px;
        margin-bottom: 10px;
    }

    .notice-list li {
        display: flex;
        gap: 8px;
        font-size: 14px;
        color: #3c4b45;
        padding: 5px 0;
        line-height: 1.7;
    }

    .notice-list li i {
        color: var(--c-accent);
        font-size: 13px;
        margin-top: 4px;
    }

    /* ===== Entry Links ===== */
    .entry-links {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }

    .entry-link-card {
        background: var(--c-bg);
        border: 1px solid var(--c-line);
        border-radius: 10px;
        padding: 24px;
        transition: background .2s ease, border-color .2s ease, transform .2s ease;
    }

    .entry-link-card:hover {
        background: #fff;
        border-color: var(--c-primary);
        transform: translateY(-3px);
    }

    .entry-link-card .eyebrow {
        color: var(--c-accent);
        font-size: 12px;
        font-weight: 800;
        letter-spacing: .12em;
    }

    .entry-link-card h3 {
        font-size: 18px;
        font-weight: 800;
        color: var(--c-text);
        margin: 10px 0 8px;
    }

    .entry-link-card p {
        font-size: 14px;
        color: var(--c-muted);
        margin-bottom: 14px;
    }

    /* ===== FAQ ===== */
    .faq-list {
        max-width: 880px;
    }

    .faq-item {
        border-top: 1px solid var(--c-line);
        background: transparent;
        padding: 6px 0;
    }

    .faq-item:last-child {
        border-bottom: 1px solid var(--c-line);
    }

    .faq-item summary {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 16px;
        padding: 22px 8px 22px 0;
        list-style: none;
        cursor: pointer;
        font-size: 17px;
        font-weight: 700;
        color: var(--c-text);
        transition: color .2s ease;
        position: relative;
    }

    .faq-item summary:hover {
        color: var(--c-primary);
    }

    .faq-item summary::-webkit-details-marker {
        display: none;
    }

    .faq-item summary::after {
        content: "\f078";
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        font-size: 13px;
        color: var(--c-primary);
        transition: transform .2s ease;
        flex-shrink: 0;
    }

    .faq-item[open] summary::after {
        transform: rotate(180deg);
    }

    .faq-body {
        padding: 0 8px 22px 24px;
        color: #4c5a54;
        line-height: 1.8;
        font-size: 15px;
    }

    .faq-body p {
        margin-bottom: 10px;
    }

    .faq-body ul {
        padding-left: 6px;
    }

    .faq-body ul li {
        padding-left: 20px;
        position: relative;
        margin-bottom: 4px;
    }

    .faq-body ul li::before {
        content: "";
        width: 6px;
        height: 6px;
        background: var(--c-primary);
        border-radius: 50%;
        position: absolute;
        left: 0;
        top: 11px;
    }

    /* ===== Footer CTA ===== */
    .cta-band {
        position: relative;
        background: linear-gradient(100deg, var(--c-primary-dark), #1F5E4F 58%, #2E7964), url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
        color: #fff;
        padding: 68px 0;
        overflow: hidden;
    }

    .cta-band::after {
        content: "";
        position: absolute;
        width: 420px;
        height: 420px;
        background: radial-gradient(circle, rgba(209, 143, 44, .15), transparent 65%);
        right: -160px;
        top: -100px;
        pointer-events: none;
    }

    .cta-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 32px;
        position: relative;
        z-index: 1;
    }

    .cta-inner h2 {
        font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
        font-size: 30px;
        font-weight: 800;
        margin-bottom: 8px;
    }

    .cta-inner p {
        color: rgba(255, 255, 255, .82);
        font-size: 15px;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: var(--c-primary-dark);
        color: rgba(255, 255, 255, .8);
        padding: 52px 0 24px;
    }

    .footer-main {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1fr;
        gap: 52px;
        padding-bottom: 36px;
        border-bottom: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-brand .site-logo {
        margin-bottom: 12px;
    }

    .footer-brand p {
        font-size: 14px;
        line-height: 1.8;
        color: rgba(255, 255, 255, .68);
        max-width: 400px;
    }

    .footer-h {
        color: #fff;
        font-size: 16px;
        font-weight: 800;
        margin-bottom: 16px;
    }

    .footer-links li {
        margin-bottom: 10px;
    }

    .footer-links a {
        font-size: 14px;
        color: rgba(255, 255, 255, .72);
        transition: color .2s ease, padding-left .2s ease;
    }

    .footer-links a:hover {
        color: var(--c-accent);
        padding-left: 4px;
    }

    .footer-bottom {
        display: flex;
        justify-content: space-between;
        gap: 16px;
        font-size: 13px;
        color: rgba(255, 255, 255, .58);
        padding-top: 20px;
        flex-wrap: wrap;
    }

    /* ===== Responsive ===== */
    @media (max-width: 1120px) {
        .nav-link {
            padding: 0 10px;
            font-size: 14px;
        }

        .site-nav {
            margin-left: 0;
        }
    }

    @media (max-width: 1023px) {
        .desktop-nav {
            display: none !important;
        }

        .mobile-menu-btn {
            display: inline-flex;
        }

        .nav-list {
            display: none;
        }

        .header-inner {
            gap: 12px;
        }

        .btn-faq {
            display: none;
        }

        .site-nav {
            display: none;
        }

        .mega-trigger {
            display: none;
        }

        .feature-grid {
            grid-template-columns: 1fr 1fr;
        }

        .steps-grid {
            grid-template-columns: 1fr 1fr;
        }

        .split-intro {
            grid-template-columns: 1fr;
            padding: 18px;
        }

        .split-intro img {
            height: 260px;
        }

        .footer-main {
            grid-template-columns: 1fr 1fr;
            gap: 36px;
        }

        .cta-inner {
            flex-direction: column;
            align-items: flex-start;
        }
    }

    @media (max-width: 760px) {
        .page-section {
            padding: 58px 0;
        }

        .category-hero {
            padding: 64px 0 48px;
        }

        .category-hero h1 {
            font-size: 34px;
        }

        .hero-lead {
            font-size: 15px;
        }

        .section-head {
            margin-bottom: 30px;
        }

        .section-head h2,
        .section-title {
            font-size: 27px;
        }

        .section-head p,
        .section-desc {
            font-size: 15px;
        }

        .feature-grid {
            grid-template-columns: 1fr;
        }

        .steps-grid {
            grid-template-columns: 1fr;
            gap: 14px;
        }

        .notice-grid {
            grid-template-columns: 1fr;
        }

        .entry-links {
            grid-template-columns: 1fr;
        }

        .hero-anchors a {
            padding: 6px 16px 6px 0;
            margin-right: 12px;
        }

        .footer-cta .cta-actions {
            width: 100%;
            align-items: flex-start;
        }

        .mobile-nav-list a {
            padding: 14px 18px;
        }

        .status-table th,
        .status-table td {
            padding: 12px;
        }

        .footer-main {
            grid-template-columns: 1fr;
            gap: 32px;
        }

        .footer-bottom {
            flex-direction: column;
        }

        .footer-bottom span {
            display: block;
        }
    }

    @media (max-width: 520px) {
        .hero-anchors {
            gap: 4px;
        }

        .category-hero h1 {
            font-size: 30px;
        }

        .page-section {
            padding: 46px 0;
        }

        .container {
            width: 90%;
        }

        .section-head h2,
        .section-title {
            font-size: 24px;
        }

        .feature-card {
            padding: 20px 16px;
        }

        .step-item {
            padding: 22px 16px;
        }

        .cta-inner h2 {
            font-size: 23px;
        }

        .btn-primary,
        .btn-secondary {
            width: 100%;
        }

        .hero-actions .btn-primary,
        .hero-actions .btn-secondary {
            width: 100%;
            justify-content: center;
        }
    }

/* roulang page: category2 */
:root {
    --color-primary: #1F5E4F;
    --color-primary-dark: #143B32;
    --color-green-ink: #0E2A24;
    --color-accent: #D18F2C;
    --color-bg: #F7F5F0;
    --color-surface: #FFFFFF;
    --color-surface-alt: #F0ECE3;
    --color-text: #1F2A27;
    --color-muted: #6E7A74;
    --color-line: #D9DEDB;
    --color-soft: #E9EDE6;
    --radius-lg: 10px;
    --radius-md: 6px;
    --radius-sm: 4px;
    --shadow-card: 0 1px 2px rgba(20, 35, 30, 0.06), 0 8px 24px rgba(20, 35, 30, 0.04);
    --shadow-hover: 0 6px 18px rgba(20, 35, 30, 0.08), 0 14px 34px rgba(20, 35, 30, 0.06);
    --container-width: 1224px;
    --header-height: 72px;
  }

  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 18px);
  }

  body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  body.no-scroll {
    overflow: hidden;
  }

  h1, h2, h3, h4, h5, h6 {
    margin: 0 0 .45em;
    font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", STSong, "SimSun", serif;
    line-height: 1.3;
    font-weight: 700;
    color: var(--color-text);
  }

  p {
    margin: 0 0 1.15em;
  }

  ul, ol {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  a {
    color: inherit;
    text-decoration: none;
    transition: color .2s ease;
  }

  button {
    font: inherit;
    border: none;
    background: none;
    cursor: pointer;
    color: inherit;
    padding: 0;
  }

  img {
    max-width: 100%;
    height: auto;
    display: block;
    border: 0;
  }

  input, textarea, select {
    font: inherit;
  }

  a:focus-visible,
  button:focus-visible,
  summary:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: 4px;
  }

  .container {
    width: min(var(--container-width), 100%);
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  .section {
    padding-top: 88px;
    padding-bottom: 88px;
  }

  .section-head {
    max-width: 820px;
    margin-bottom: 42px;
  }

  .section-head.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

  .section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .08em;
    color: var(--color-primary);
    text-transform: uppercase;
    margin-bottom: 14px;
  }

  .section-kicker::before {
    content: "";
    width: 24px;
    height: 8px;
    background: var(--color-primary);
    display: inline-block;
    border-radius: 2px;
  }

  .section-kicker.dark {
    color: rgba(255, 255, 255, .82);
  }

  .section-kicker.dark::before {
    background: var(--color-accent);
  }

  .section-title {
    font-size: clamp(28px, 3.4vw, 40px);
    line-height: 1.24;
    letter-spacing: -0.01em;
    margin-bottom: 12px;
  }

  .section-sub {
    color: var(--color-muted);
    font-size: 16px;
    max-width: 740px;
    margin: 0;
  }

  .section-sub.light {
    color: rgba(255, 255, 255, .7);
  }

  .section--alt {
    background: var(--color-surface);
    border-top: 1px solid rgba(217, 222, 219, .6);
    border-bottom: 1px solid rgba(217, 222, 219, .6);
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    height: var(--header-height);
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: border-color .3s ease, box-shadow .3s ease;
  }

  .site-header.scrolled {
    border-bottom-color: var(--color-line);
    box-shadow: 0 6px 24px rgba(20, 35, 30, .05);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    height: var(--header-height);
    position: relative;
  }

  .site-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    min-width: 0;
  }

  .logo-mark {
    width: 42px;
    height: 42px;
    border-radius: 8px;
    background: var(--color-primary);
    color: #fff;
    font-size: 22px;
    font-weight: 900;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: "Songti SC", "SimSun", serif;
    box-shadow: 0 4px 12px rgba(31, 94, 79, .22);
  }

  .logo-text {
    display: flex;
    flex-direction: column;
    font-weight: 800;
    font-size: 20px;
    letter-spacing: .02em;
    color: var(--color-text);
    line-height: 1.15;
    white-space: nowrap;
    font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", STSong, serif;
  }

  .logo-text small {
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 9px;
    font-weight: 600;
    letter-spacing: .18em;
    color: var(--color-muted);
    text-transform: uppercase;
    margin-top: 2px;
  }

  .site-nav {
    margin-left: 18px;
  }

  .nav-list {
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .nav-link {
    display: block;
    position: relative;
    padding: 18px 14px 14px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    white-space: nowrap;
    letter-spacing: .02em;
    border-radius: 4px;
  }

  .nav-link::after {
    content: "";
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 6px;
    height: 2px;
    border-radius: 3px;
    background: var(--color-primary);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .22s ease;
  }

  .nav-link:hover {
    color: var(--color-primary);
  }

  .nav-link:hover::after,
  .nav-link.active::after {
    transform: scaleX(1);
  }

  .nav-link.active {
    color: var(--color-primary);
    font-weight: 600;
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
    flex-shrink: 0;
  }

  .btn-faq {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 40px;
    padding: 0 14px;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    color: var(--color-primary);
    font-size: 14px;
    font-weight: 600;
    transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
  }

  .btn-faq:hover {
    border-color: rgba(31, 94, 79, .35);
    background: rgba(31, 94, 79, .04);
    box-shadow: var(--shadow-card);
  }

  .mega-trigger.desktop-nav {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-line);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    transition: background .2s ease, border-color .2s ease, box-shadow .2s ease;
  }

  .mega-trigger.desktop-nav:hover,
  .mega-trigger.desktop-nav.open {
    background: rgba(31, 94, 79, .06);
    border-color: rgba(31, 94, 79, .28);
    box-shadow: var(--shadow-card);
  }

  .mega-trigger.desktop-nav button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--color-primary);
  }

  .mega-panel {
    position: absolute;
    top: calc(100% + 14px);
    right: 0;
    width: 420px;
    padding: 18px;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px rgba(20, 35, 30, .14);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity .2s ease, transform .22s ease, visibility .2s ease;
  }

  .mega-trigger.desktop-nav:hover .mega-panel,
  .mega-trigger.desktop-nav:focus-within .mega-panel,
  .mega-trigger.desktop-nav.open .mega-panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .mega-panel h4 {
    font-size: 16px;
    margin-bottom: 12px;
    color: var(--color-text);
    padding-left: 2px;
  }

  .mega-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 14px;
  }

  .mega-link {
    display: block;
    padding: 9px 10px;
    border-radius: var(--radius-md);
    background: var(--color-bg);
    font-size: 14px;
    color: var(--color-text);
    transition: background .2s ease, color .2s ease, transform .2s ease;
  }

  .mega-link:hover {
    background: rgba(31, 94, 79, .1);
    color: var(--color-primary);
    transform: translateX(3px);
  }

  .mega-small-news {
    display: flex;
    gap: 10px;
    align-items: center;
    padding: 8px 4px;
    border-top: 1px solid var(--color-line);
    margin-top: 10px;
    font-size: 14px;
    line-height: 1.45;
    color: var(--color-text);
  }

  .mega-small-news img {
    width: 92px;
    height: 69px;
    object-fit: cover;
    border-radius: var(--radius-md);
    flex-shrink: 0;
    background: var(--color-soft);
  }

  .mega-small-news .meta {
    font-size: 12px;
    color: var(--color-muted);
    margin-top: 5px;
    letter-spacing: .04em;
  }

  .mobile-menu-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    font-size: 20px;
    color: var(--color-primary);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    background: var(--color-surface);
  }

  .mobile-menu {
    display: none;
    background: #fff;
    border-top: 1px solid var(--color-line);
    padding: 20px 24px 28px;
    box-shadow: 0 20px 40px rgba(20, 35, 30, .06);
    position: absolute;
    left: 0;
    right: 0;
    top: var(--header-height);
    max-height: calc(100vh - var(--header-height));
    overflow: auto;
    z-index: 55;
  }

  .mobile-menu.open {
    display: block;
  }

  .mobile-nav-list li + li {
    border-top: 1px solid var(--color-line);
  }

  .mobile-nav-list a {
    display: block;
    padding: 12px 4px;
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text);
    transition: color .2s ease;
  }

  .mobile-nav-list a:hover,
  .mobile-nav-list a.active {
    color: var(--color-primary);
    font-weight: 700;
  }

  .entry-hero {
    position: relative;
    color: #fff;
    padding: 82px 0 74px;
    background: linear-gradient(rgba(12, 35, 30, .62), rgba(12, 35, 30, .78)), url("/assets/images/backpic/back-2.png") center 30% / cover no-repeat;
    background-color: var(--color-primary-dark);
    overflow: hidden;
  }

  .entry-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(14, 60, 49, .35) 0%, rgba(14, 42, 36, 0) 58%);
    pointer-events: none;
  }

  .hero-inner {
    position: relative;
    z-index: 2;
  }

  .breadcrumb {
    font-size: 14px;
    color: rgba(255, 255, 255, .72);
    margin-bottom: 26px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
  }

  .breadcrumb a {
    color: rgba(255, 255, 255, .9);
  }

  .breadcrumb a:hover {
    color: #fff;
    text-decoration: underline;
  }

  .breadcrumb i {
    font-size: 11px;
    color: rgba(255, 255, 255, .48);
  }

  .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, .88);
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .26);
    backdrop-filter: blur(8px);
    padding: 6px 14px;
    border-radius: 44px;
    font-size: 13px;
    letter-spacing: .04em;
    margin-bottom: 28px;
  }

  .hero-eyebrow .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-accent);
  }

  .entry-hero h1 {
    color: #fff;
    font-size: clamp(38px, 5.4vw, 62px);
    letter-spacing: -0.01em;
    max-width: 880px;
    margin-bottom: 24px;
    font-weight: 900;
  }

  .hero-lead {
    font-size: 17px;
    line-height: 1.85;
    color: rgba(255, 255, 255, .82);
    max-width: 770px;
    margin-bottom: 34px;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 46px;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 50px;
    padding: 0 26px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: .02em;
    line-height: 1.2;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
  }

  .btn .btn-arrow {
    width: 0;
    margin-right: 0;
    opacity: 0;
    overflow: hidden;
    transition: width .2s ease, opacity .2s ease, margin-right .2s ease;
  }

  .btn:hover .btn-arrow {
    width: 16px;
    opacity: 1;
    margin-right: 4px;
  }

  .btn-primary {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 8px 18px rgba(31, 94, 79, .2);
  }

  .btn-primary:hover {
    background: #174E42;
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(31, 94, 79, .24);
  }

  .btn-primary:active {
    transform: translateY(1px);
    opacity: .94;
    box-shadow: 0 4px 10px rgba(31, 94, 79, .16);
  }

  .btn-outline {
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, .7);
    color: #fff;
  }

  .btn-outline:hover {
    background: rgba(255, 255, 255, .12);
    border-color: #fff;
    transform: translateY(-2px);
  }

  .btn-outline:active {
    transform: translateY(1px);
  }

  .btn-dark-outline {
    background: transparent;
    border: 1.5px solid rgba(31, 94, 79, .5);
    color: var(--color-primary);
  }

  .btn-dark-outline:hover {
    background: rgba(31, 94, 79, .06);
    border-color: var(--color-primary);
    transform: translateY(-2px);
  }

  .btn-gold {
    background: var(--color-accent);
    color: #fff;
    box-shadow: 0 8px 20px rgba(209, 143, 44, .18);
  }

  .btn-gold:hover {
    background: #B97B1F;
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(209, 143, 44, .28);
  }

  .btn-gold:active {
    transform: translateY(1px);
    opacity: .94;
  }

  .hero-anchors {
    display: flex;
    flex-wrap: wrap;
    gap: 18px 28px;
    padding-top: 26px;
    border-top: 1px solid rgba(255, 255, 255, .22);
  }

  .hero-anchors a {
    color: rgba(255, 255, 255, .84);
    font-size: 14px;
    font-weight: 500;
    position: relative;
    padding-left: 18px;
    display: inline-flex;
    align-items: center;
  }

  .hero-anchors a::before {
    content: "";
    width: 9px;
    height: 9px;
    background: var(--color-accent);
    border-radius: 2px;
    position: absolute;
    left: 0;
    transition: transform .2s ease;
  }

  .hero-anchors a:hover {
    color: #fff;
  }

  .hero-anchors a:hover::before {
    transform: scale(1.2);
  }

  .prep-layout {
    display: grid;
    grid-template-columns: .95fr 1.05fr;
    gap: 44px;
    align-items: center;
  }

  .prep-visual {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
  }

  .prep-image-frame {
    position: relative;
    overflow: hidden;
    background: var(--color-soft);
  }

  .prep-image-frame img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform .3s ease;
  }

  .prep-visual:hover .prep-image-frame img {
    transform: scale(1.025);
  }

  .prep-image-caption {
    padding: 14px 18px 16px;
    font-size: 13px;
    color: var(--color-muted);
    background: var(--color-surface);
    letter-spacing: .02em;
  }

  .prep-list {
    display: flex;
    flex-direction: column;
    gap: 13px;
  }

  .prep-list-item {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
    padding: 18px 18px 13px 22px;
    box-shadow: var(--shadow-card);
    transition: box-shadow .22s ease, transform .22s ease, border-color .22s ease;
  }

  .prep-list-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
    border-color: rgba(31, 94, 79, .25);
  }

  .prep-list-item h3 {
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 5px;
  }

  .prep-list-item p {
    margin-bottom: 0;
    color: var(--color-muted);
    font-size: 14px;
    line-height: 1.65;
  }

  .prep-tip {
    display: flex;
    gap: 10px;
    margin-top: 16px;
    background: rgba(31, 94, 79, .06);
    border-radius: var(--radius-md);
    padding: 13px 16px;
    color: var(--color-primary-dark);
    font-size: 14px;
    line-height: 1.6;
  }

  .prep-tip i {
    margin-top: 3px;
    color: var(--color-accent);
  }

  .method-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .method-card {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: 28px 26px 32px;
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  }

  .method-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 20px;
    width: 5px;
    height: 54px;
    background: var(--color-primary);
    border-radius: 0 4px 4px 0;
  }

  .method-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(31, 94, 79, .3);
  }

  .method-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: rgba(31, 94, 79, .1);
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 21px;
    margin-bottom: 20px;
  }

  .micro-tag {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(209, 143, 44, .14);
    color: #99691f;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    letter-spacing: .04em;
  }

  .method-card h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 10px;
  }

  .method-card p {
    color: var(--color-muted);
    font-size: 14.5px;
    line-height: 1.7;
  }

  .link-more {
    display: inline-flex;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: 9px;
    align-items: center;
    gap: 4px;
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-color: transparent;
    transition: text-decoration-color .2s ease, gap .2s ease;
  }

  .link-more i {
    font-size: 12px;
  }

  .link-more:hover {
    text-decoration-color: var(--color-primary);
    gap: 8px;
  }

  .method-note {
    display: flex;
    align-items: center;
    gap: 18px;
    grid-column: 1 / -1;
    margin-top: 6px;
    padding: 20px 24px;
    background: var(--color-bg);
    border: 1px dashed rgba(31, 94, 79, .3);
    border-radius: var(--radius-lg);
  }

  .method-note-icon {
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    border-radius: 50%;
    background: rgba(209, 143, 44, .16);
    color: #A5752D;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
  }

  .method-note h3 {
    font-size: 16px;
    margin-bottom: 3px;
  }

  .method-note p {
    margin: 0;
    font-size: 14px;
    color: var(--color-muted);
    line-height: 1.6;
  }

  .method-note .link-more {
    margin-top: 0;
    flex-shrink: 0;
    margin-left: 14px;
  }

  .steps-section {
    background: var(--color-surface-alt);
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
  }

  .steps-list {
    max-width: 840px;
    margin: 0 auto;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    padding: 14px 28px 22px;
  }

  .step-item {
    display: flex;
    gap: 22px;
    padding: 20px 4px;
    border-bottom: 1px solid var(--color-line);
  }

  .step-item:last-child {
    border-bottom: none;
  }

  .step-num {
    flex-shrink: 0;
    font-family: "Noto Serif SC", "Songti SC", serif;
    font-size: 32px;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    min-width: 66px;
    opacity: .8;
  }

  .step-content h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  }

  .step-content p {
    color: var(--color-muted);
    font-size: 14.5px;
    margin-bottom: 0;
  }

  .table-holder {
    overflow-x: auto;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    background: var(--color-surface);
  }

  .data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    min-width: 680px;
  }

  .data-table th {
    background: var(--color-primary-dark);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: .03em;
    text-align: left;
    padding: 15px 19px;
    white-space: nowrap;
  }

  .data-table td {
    padding: 17px 19px;
    font-size: 14.5px;
    line-height: 1.6;
    border-bottom: 1px solid var(--color-line);
    color: var(--color-text);
  }

  .data-table tr:last-child td {
    border-bottom: none;
  }

  .data-table tbody tr {
    transition: background .18s ease;
  }

  .data-table tbody tr:hover {
    background: rgba(31, 94, 79, .04);
  }

  .data-table td:first-child {
    font-weight: 600;
  }

  .percent-note {
    margin-top: 14px;
    color: var(--color-muted);
    font-size: 13px;
    display: flex;
    gap: 8px;
    align-items: center;
  }

  .secure-section {
    position: relative;
    color: #fff;
    padding: 96px 0;
    background: linear-gradient(rgba(12, 35, 30, .79), rgba(15, 48, 40, .7)), url("/assets/images/backpic/back-3.webp") center 25% / cover no-repeat;
    background-color: var(--color-primary-dark);
  }

  .secure-section .container {
    position: relative;
    z-index: 2;
  }

  .secure-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-top: 40px;
  }

  .secure-card {
    border: 1px solid rgba(255, 255, 255, .16);
    background: rgba(255, 255, 255, .06);
    backdrop-filter: blur(6px);
    border-radius: var(--radius-lg);
    padding: 26px 24px;
    transition: background .22s ease, transform .22s ease, border-color .22s ease;
  }

  .secure-card:hover {
    background: rgba(255, 255, 255, .1);
    transform: translateY(-4px);
    border-color: rgba(209, 143, 44, .45);
  }

  .secure-card .secure-icon {
    width: 47px;
    height: 47px;
    background: rgba(209, 143, 44, .18);
    color: #F3C278;
    font-size: 19px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 17px;
  }

  .secure-card h3 {
    color: #fff;
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 16px;
    margin-bottom: 9px;
  }

  .secure-card p {
    margin: 0;
    color: rgba(255, 255, 255, .74);
    font-size: 14px;
    line-height: 1.65;
  }

  .faq-list {
    max-width: 880px;
    margin: 0 auto;
    border-bottom: 1px solid var(--color-line);
  }

  .faq-item {
    border-top: 1px solid var(--color-line);
    border-radius: 0;
    background: transparent;
    transition: background .18s ease;
  }

  .faq-item:hover {
    background: rgba(31, 94, 79, .02);
  }

  .faq-item summary {
    position: relative;
    list-style: none;
    cursor: pointer;
    padding: 19px 56px 19px 4px;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.5;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: color .2s ease;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-item summary::before {
    content: "Q";
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    border-radius: 50%;
    background: rgba(31, 94, 79, .1);
    color: var(--color-primary);
    font-weight: 800;
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background .2s ease, color .2s ease;
  }

  .faq-item summary::after {
    content: "+";
    position: absolute;
    right: 12px;
    font-size: 26px;
    font-weight: 300;
    color: var(--color-muted);
    transition: transform .24s ease, color .2s ease;
    line-height: 1;
    top: 50%;
    transform: translateY(-50%);
  }

  .faq-item[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
    color: var(--color-primary);
  }

  .faq-item[open] summary::before {
    background: var(--color-primary);
    color: #fff;
  }

  .faq-item[open] summary {
    color: var(--color-primary);
  }

  .faq-answer {
    padding: 1px 42px 22px 40px;
    color: var(--color-muted);
    font-size: 15px;
    line-height: 1.75;
  }

  .faq-answer p {
    margin-bottom: .6em;
  }

  .cta-band {
    position: relative;
    color: #fff;
    padding: 84px 0 76px;
    background: linear-gradient(120deg, #123C33 0%, #16614E 100%);
    overflow: hidden;
  }

  .cta-band::after {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    right: -100px;
    top: -160px;
    background: rgba(209, 143, 44, .12);
    pointer-events: none;
  }

  .cta-band .container {
    position: relative;
    z-index: 3;
    display: flex;
    gap: 40px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .cta-band h2 {
    color: #fff;
    font-size: clamp(27px, 3.5vw, 38px);
    max-width: 630px;
    margin-bottom: 13px;
  }

  .cta-band p {
    color: rgba(255, 255, 255, .76);
    max-width: 630px;
    font-size: 15px;
    margin-bottom: 0;
  }

  .cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 12px;
  }

  .site-footer {
    background: var(--color-primary-dark);
    color: rgba(255, 255, 255, .75);
    padding: 54px 0 0;
    font-size: 14px;
  }

  .footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 44px;
    padding-bottom: 44px;
  }

  .footer-brand .site-logo {
    margin-bottom: 16px;
  }

  .footer-brand p {
    color: rgba(255, 255, 255, .65);
    font-size: 14px;
    line-height: 1.7;
    max-width: 420px;
    margin-bottom: 0;
  }

  .footer-h {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 16px;
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    letter-spacing: .04em;
  }

  .footer-links li + li {
    margin-top: 9px;
  }

  .footer-links a {
    color: rgba(255, 255, 255, .62);
    font-size: 14px;
    transition: color .2s ease, padding-left .2s ease;
  }

  .footer-links a:hover {
    color: #fff;
    padding-left: 4px;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .12);
    padding: 17px 0 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 7px 22px;
    color: rgba(255, 255, 255, .5);
    font-size: 13px;
  }

  @media (max-width: 1180px) {
    .container {
      padding-left: 22px;
      padding-right: 22px;
    }

    .nav-list {
      gap: 0;
    }

    .nav-link {
      padding-left: 10px;
      padding-right: 10px;
    }
  }

  @media (max-width: 1024px) {
    .site-nav.desktop-nav {
      display: none;
    }

    .mega-trigger.desktop-nav {
      display: none;
    }

    .mobile-menu-btn {
      display: inline-flex;
    }

    .prep-layout {
      grid-template-columns: 1fr;
      gap: 28px;
    }

    .section {
      padding-top: 72px;
      padding-bottom: 72px;
    }
  }

  @media (max-width: 768px) {
    .container {
      padding-left: 18px;
      padding-right: 18px;
    }

    .header-inner {
      gap: 10px;
    }

    .logo-text {
      font-size: 18px;
    }

    .logo-text small {
      font-size: 8px;
      letter-spacing: .12em;
    }

    .logo-mark {
      width: 38px;
      height: 38px;
    }

    .btn-faq {
      width: 40px;
      padding: 0;
      justify-content: center;
    }

    .btn-faq .faq-text {
      display: none;
    }

    .entry-hero {
      padding: 60px 0 58px;
    }

    .section {
      padding-top: 58px;
      padding-bottom: 58px;
    }

    .section-head {
      margin-bottom: 28px;
    }

    .hero-actions {
      margin-bottom: 34px;
    }

    .hero-anchors {
      gap: 12px 14px;
    }

    .method-grid {
      grid-template-columns: 1fr;
    }

    .method-note {
      align-items: flex-start;
      flex-direction: column;
    }

    .method-note .link-more {
      margin-left: 0;
    }

    .steps-list {
      padding: 8px 8px 18px;
    }

    .step-item {
      gap: 14px;
      padding: 17px 8px;
    }

    .step-num {
      min-width: 42px;
      font-size: 26px;
    }

    .secure-grid {
      grid-template-columns: 1fr;
      gap: 14px;
    }

    .secure-section {
      padding: 68px 0;
    }

    .cta-band {
      padding: 62px 0 58px;
    }

    .cta-actions {
      width: 100%;
    }

    .cta-actions .btn {
      width: 100%;
    }

    .cta-band p {
      margin-bottom: 8px;
    }

    .footer-main {
      grid-template-columns: 1fr 1fr;
      gap: 34px;
    }

    .footer-brand {
      grid-column: 1 / -1;
    }
  }

  @media (max-width: 520px) {
    .logo-text {
      font-size: 15px;
    }

    .logo-text small {
      display: none;
    }

    .logo-mark {
      font-size: 19px;
    }

    .entry-hero h1 {
      font-size: 34px;
    }

    .hero-lead {
      font-size: 15px;
    }

    .section-title {
      font-size: 25px;
    }

    .prep-list-item {
      padding: 15px 14px 12px 18px;
    }

    .prep-image-caption {
      font-size: 12px;
    }

    .method-card {
      padding: 22px 16px 24px;
    }

    .micro-tag {
      font-size: 11px;
    }

    .steps-list {
      padding-left: 4px;
      padding-right: 4px;
    }

    .step-content h3 {
      font-size: 16px;
    }

    .step-content p {
      font-size: 13.5px;
    }

    .data-table th,
    .data-table td {
      padding: 13px 13px;
    }

    .faq-item summary {
      font-size: 14.5px;
      padding-right: 39px;
    }

    .faq-answer {
      padding-right: 14px;
      padding-left: 38px;
    }

    .footer-main {
      grid-template-columns: 1fr;
      gap: 28px;
    }

    .footer-bottom {
      flex-direction: column;
    }

    .btn {
      padding-left: 18px;
      padding-right: 18px;
      height: 47px;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      transition: none !important;
      animation: none !important;
      scroll-behavior: auto !important;
    }
  }

/* roulang page: category4 */
:root {
            --color-primary: #1F5E4F;
            --color-primary-dark: #143B32;
            --color-accent: #D18F2C;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-card-alt: #F0ECE3;
            --color-text: #1F2A27;
            --color-muted: #6E7A74;
            --color-line: #D9DEDB;
            --radius-lg: 10px;
            --radius-md: 6px;
            --radius-sm: 4px;
            --shadow-card: 0 1px 2px rgba(20, 35, 30, 0.06), 0 8px 24px rgba(20, 35, 30, 0.04);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        .font-serif-custom {
            font-family: 'Noto Serif SC', 'Songti SC', SimSun, Georgia, serif;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .site-header.scrolled {
            border-bottom-color: rgba(217, 222, 219, 0.8);
            box-shadow: 0 4px 20px rgba(20, 35, 30, 0.05);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--color-text);
        }

        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            font-size: 20px;
            line-height: 1;
        }

        .logo-text {
            font-family: 'Noto Serif SC', serif;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.02em;
            line-height: 1.2;
            display: flex;
            flex-direction: column;
        }

        .logo-text small {
            font-family: 'Noto Sans SC', sans-serif;
            font-size: 10px;
            font-weight: 500;
            letter-spacing: 0.18em;
            color: var(--color-muted);
            line-height: 1;
            margin-top: 2px;
        }

        .site-nav {
            display: flex;
            align-items: center;
        }

        .nav-list {
            display: flex;
            list-style: none;
            gap: 4px;
            margin: 0;
            padding: 0;
        }

        .nav-link {
            display: inline-block;
            padding: 8px 15px;
            font-size: 15px;
            color: var(--color-text);
            text-decoration: none;
            border-radius: 6px;
            transition: color 0.2s, background 0.2s;
            letter-spacing: 0.02em;
            font-weight: 500;
        }

        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(31, 94, 79, 0.07);
        }

        .nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
            background: rgba(31, 94, 79, 0.08);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-faq {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 8px 16px;
            border-radius: 8px;
            background: var(--color-primary);
            color: #fff;
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            transition: background 0.2s, transform 0.2s;
            border: none;
            cursor: pointer;
        }

        .btn-faq:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
        }

        .mega-trigger {
            position: relative;
        }

        .mega-trigger>button {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid var(--color-line);
            background: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.2s;
        }

        .mega-trigger>button:hover {
            border-color: var(--color-primary);
            background: rgba(31, 94, 79, 0.06);
            transform: translateY(-1px);
        }

        .mega-trigger>button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .mega-panel {
            display: none;
            position: absolute;
            right: 0;
            top: calc(100% + 8px);
            width: 440px;
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 20px 60px rgba(20, 35, 30, 0.12);
            border: 1px solid rgba(217, 222, 219, 0.7);
            padding: 24px;
            z-index: 50;
            transition: opacity 0.2s ease, transform 0.2s ease;
        }

        .mega-panel.open {
            display: block;
            animation: fadeInUp 0.22s ease;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(8px) scale(0.98);
            }
            to {
                opacity: 1;
                transform: translateY(0) scale(1);
            }
        }

        .mega-panel h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-line);
            padding-bottom: 12px;
            margin-bottom: 14px;
        }

        .mega-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 8px;
            margin-bottom: 16px;
        }

        .mega-link {
            display: block;
            padding: 9px 12px;
            background: var(--color-bg);
            border-radius: 6px;
            color: var(--color-text);
            text-decoration: none;
            font-size: 14px;
            border-left: 3px solid var(--color-primary);
            transition: all 0.2s;
        }

        .mega-link:hover {
            background: rgba(31, 94, 79, 0.1);
            border-left-color: var(--color-accent);
            padding-left: 15px;
        }

        .mega-small-news {
            display: flex;
            gap: 10px;
            align-items: center;
            margin-top: 14px;
            padding-top: 14px;
            border-top: 1px solid rgba(217, 222, 219, 0.5);
        }

        .mega-small-news img {
            width: 92px;
            height: 69px;
            border-radius: 6px;
            object-fit: cover;
        }

        .mega-small-news div {
            font-size: 13px;
            color: var(--color-text);
            line-height: 1.5;
        }

        .mega-small-news .meta {
            font-size: 11px;
            color: var(--color-muted);
            margin-top: 4px;
        }

        .mobile-menu-btn {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid var(--color-line);
            background: #fff;
            display: none;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 18px;
            color: var(--color-text);
        }

        .mobile-menu {
            display: none;
            padding: 16px 24px 24px;
            border-top: 1px solid rgba(217, 222, 219, 0.6);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-nav-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .mobile-nav-list a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(217, 222, 219, 0.5);
            color: var(--color-text);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
        }

        .mobile-nav-list a.active {
            color: var(--color-primary);
            font-weight: 600;
            padding-left: 10px;
            border-left: 3px solid var(--color-primary);
        }

        /* Hero Section */
        .category-hero {
            position: relative;
            background: var(--color-primary-dark);
            color: #fff;
            padding: 90px 0;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(20, 59, 50, 0.97) 30%, rgba(31, 94, 79, 0.65) 100%);
            z-index: 1;
        }

        .category-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            z-index: 0;
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
        }

        .category-hero .tagline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 30px;
            padding: 7px 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }

        .category-hero h1 {
            font-family: 'Noto Serif SC', 'Songti SC', serif;
            font-size: 52px;
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: -0.01em;
            margin-bottom: 20px;
            color: #fff;
        }

        .category-hero p {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            margin-bottom: 30px;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-accent);
            color: #fff;
            border: none;
            padding: 0 28px;
            height: 48px;
            border-radius: 4px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            text-decoration: none;
            transition: all 0.22s;
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            background: #b97a1e;
            box-shadow: 0 8px 20px rgba(209, 143, 44, 0.25);
        }

        .btn-primary:active {
            transform: translateY(0);
            opacity: 0.95;
        }

        .btn-primary .arrow {
            display: none;
        }

        .btn-primary:hover .arrow {
            display: inline-block;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            padding: 0 24px;
            height: 48px;
            border-radius: 4px;
            font-weight: 500;
            font-size: 15px;
            cursor: pointer;
            text-decoration: none;
            transition: all 0.22s;
            letter-spacing: 0.02em;
        }

        .btn-secondary:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: translateY(0);
        }

        /* Section Commons */
        .section {
            padding: 70px 0;
        }

        .section-header {
            margin-bottom: 40px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .section-title {
            font-family: 'Noto Serif SC', serif;
            font-size: 36px;
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 10px;
            color: var(--color-text);
        }

        .section-title::before {
            content: '';
            display: block;
            width: 40px;
            height: 6px;
            background: var(--color-primary);
            border-radius: 2px;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 720px;
            line-height: 1.8;
        }

        /* Check list card */
        .check-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-line);
            box-shadow: var(--shadow-card);
            padding: 28px;
            transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
            position: relative;
            overflow: hidden;
        }

        .check-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 0;
            background: var(--color-primary);
            transition: height 0.25s ease;
        }

        .check-card:hover {
            border-color: rgba(31, 94, 79, 0.4);
            box-shadow: 0 8px 32px rgba(20, 35, 30, 0.08);
            transform: translateY(-3px);
        }

        .check-card:hover::before {
            height: 48px;
        }

        .check-card .num {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.08em;
            margin-bottom: 12px;
            display: block;
        }

        .check-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 14px;
            color: var(--color-text);
            line-height: 1.4;
        }

        .check-card p {
            font-size: 14.5px;
            line-height: 1.75;
            color: var(--color-muted);
            margin: 0;
        }

        .check-list-style {
            list-style: none;
            padding: 0;
            margin: 14px 0 0;
        }

        .check-list-style li {
            padding: 5px 0;
            font-size: 14px;
            color: var(--color-text);
            display: flex;
            gap: 8px;
            align-items: flex-start;
        }

        .check-list-style li i {
            color: var(--color-primary);
            font-size: 13px;
            margin-top: 4px;
            width: 16px;
            flex-shrink: 0;
        }

        /* Security tip card */
        .tip-card {
            background: var(--color-card-alt);
            border-left: 4px solid var(--color-accent);
            border-radius: 6px;
            padding: 24px;
        }

        .tip-card h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .tip-card p {
            font-size: 14.5px;
            color: var(--color-text);
            margin-bottom: 12px;
            line-height: 1.8;
        }

        .tip-card p:last-child {
            margin-bottom: 0;
        }

        .tip-card ul {
            padding-left: 18px;
            margin: 8px 0 0;
            font-size: 14.5px;
        }

        .tip-card ul li {
            padding: 4px 0;
        }

        /* Rule list */
        .rule-item {
            display: flex;
            gap: 14px;
            padding: 20px 0;
            border-bottom: 1px solid rgba(217, 222, 219, 0.6);
            align-items: flex-start;
        }

        .rule-item:last-child {
            border-bottom: none;
        }

        .rule-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(31, 94, 79, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 17px;
            flex-shrink: 0;
        }

        .rule-content {
            flex: 1;
        }

        .rule-content h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .rule-content p {
            font-size: 14.5px;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.75;
        }

        /* Stats block */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-line);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: transform 0.25s, box-shadow 0.25s;
        }

        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(20, 35, 30, 0.08);
        }

        .stat-value {
            font-size: 40px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            font-family: sans-serif;
        }

        .stat-suffix {
            font-size: 20px;
            font-weight: 400;
            color: var(--color-accent);
        }

        .stat-label {
            display: block;
            margin-top: 10px;
            font-size: 14px;
            color: var(--color-muted);
        }

        /* CTA Section */
        .cta-section {
            background: var(--color-primary-dark);
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 70px 0;
            color: #fff;
            position: relative;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(20, 59, 50, 0.95) 20%, rgba(20, 59, 50, 0.75));
        }

        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: 36px;
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .cta-content p {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 26px;
        }

        /* FAQ Section */
        .faq-item {
            border-bottom: 1px solid var(--color-line);
            background: #fff;
        }

        .faq-item:first-child {
            border-top: 1px solid var(--color-line);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 22px 24px;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            border-radius: 4px;
        }

        .faq-question:hover {
            background: #faf9f5;
        }

        .faq-q-icon {
            font-size: 13px;
            color: var(--color-primary);
            margin-right: 10px;
        }

        .faq-arrow {
            color: var(--color-muted);
            transition: transform 0.3s ease;
            font-size: 15px;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            border-radius: 0 0 6px 6px;
        }

        .faq-answer-inner {
            padding: 0 24px 24px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-muted);
        }

        /* Preserve link cards at body bottom */
        .other-cat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-line);
            padding: 24px;
            transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .other-cat-card:hover {
            border-color: rgba(31, 94, 79, 0.35);
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(20, 35, 30, 0.06);
        }

        .other-cat-card .cat-label {
            font-size: 13px;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 10px;
            background: #e7ece7;
            padding: 5px 12px;
            border-radius: 4px;
            color: var(--color-primary);
            align-self: flex-start;
        }

        .other-cat-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--color-text);
        }

        .other-cat-card p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .other-cat-card a {
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 500;
            transition: color 0.2s;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .other-cat-card a:hover {
            color: var(--color-accent);
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 0;
        }

        .footer-main {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            margin-top: 16px;
            max-width: 360px;
        }

        .footer-h {
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            font-family: 'Noto Serif SC', serif;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            padding: 6px 0;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 14px;
            transition: color 0.2s, padding-left 0.2s;
        }

        .footer-links a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            flex-wrap: wrap;
            gap: 10px;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            padding: 18px 0 0;
        }

        .breadcrumb a {
            color: var(--color-muted);
            text-decoration: none;
            transition: color 0.2s;
        }

        .breadcrumb a:hover {
            color: var(--color-primary);
        }

        .breadcrumb i {
            font-size: 11px;
            color: var(--color-line);
        }

        /* Responsive grid */
        .grid-checklist {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        @media (max-width: 1024px) {
            .desktop-nav {
                display: none !important;
            }
            .site-nav .nav-list {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .container {
                padding: 0 20px;
            }
            .category-hero h1 {
                font-size: 42px;
            }
            .section-title {
                font-size: 30px;
            }
            .footer-main {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .category-hero {
                padding: 64px 0;
            }
            .category-hero h1 {
                font-size: 34px;
            }
            .category-hero p {
                font-size: 16px;
            }
            .grid-checklist {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
            .stat-value {
                font-size: 30px;
            }
            .section-title {
                font-size: 26px;
            }
            .footer-main {
                grid-template-columns: 1fr;
                gap: 28px;
                padding-bottom: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
            .breadcrumb {
                flex-wrap: wrap;
                font-size: 12.5px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .logo-text {
                font-size: 18px;
            }
            .logo-text small {
                display: none;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .hero-buttons {
                flex-direction: column;
                width: 100%;
            }
            .hero-buttons .btn-primary,
            .hero-buttons .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 20px;
            }
        }

        /* Focus visible */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* Custom scrollbar for firefox */
        :focus {
            outline-style: none;
        }

        img {
            transition: opacity 0.3s ease, transform 0.5s ease;
        }
        img:hover {
            transform: scale(1.02);
        }

        .p-photo-card img {
            object-fit: cover;
            width: 100%;
            height: 100%;
            border-radius: 6px;
        }