/* roulang page: index */
:root {
    --grass: #0C7A4D;
    --grass-deep: #0A5B39;
    --fire: #E63946;
    --pine: #132A1E;
    --cream: #F7F5F0;
    --card-bg: #FFFFFF;
    --text-main: #3D4A43;
    --text-sub: #6B7A72;
    --line: #E5E0D5;
    --radius-lg: 20px;
    --radius-md: 10px;
    --radius-pill: 999px;
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    font-feature-settings: "tnum";
    background-color: var(--cream);
    color: var(--text-main);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }
  img { display: block; max-width: 100%; }
  a { color: inherit; text-decoration: none; }
  a:hover { color: var(--grass); }
  button { cursor: pointer; }
  .container { width: 100%; max-width: 1280px; margin-left: auto; margin-right: auto; padding-left: 24px; padding-right: 24px; }
  .section-pad { padding-top: 84px; padding-bottom: 84px; }
  .section-title { font-size: clamp(28px, 3.2vw, 36px); font-weight: 800; line-height: 1.3; color: var(--pine); }
  .section-sub { margin-top: 12px; font-size: 16px; color: var(--text-sub); max-width: 640px; }
  .eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--grass); }

  /* Announcement */
  .topbar { background: var(--pine); color: rgba(255,255,255,.9); font-size: 13px; }
  .topbar .container { display: flex; align-items: center; justify-content: space-between; height: 36px; }
  .topbar a { color: #fff; opacity: .85; }
  .topbar a:hover { opacity: 1; color: #A9EDCC; }

  /* Header & Nav */
  .site-header { position: sticky; top: 0; z-index: 80; background: rgba(247,245,240,.94); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); transition: box-shadow .25s ease; }
  .site-header.scrolled { box-shadow: 0 10px 30px rgba(19,42,30,.08); }
  .site-header .container { display: flex; align-items: center; justify-content: space-between; height: 76px; }
  .brand { display: flex; align-items: center; gap: 10px; }
  .brand-mark {
    width: 42px; height: 42px; border-radius: 12px;
    background: linear-gradient(135deg, var(--grass), var(--grass-deep));
    display: flex; align-items: center; justify-content: center;
    color: #fff; box-shadow: 0 6px 14px rgba(12,122,77,.32);
  }
  .brand-mark svg { width: 22px; height: 22px; }
  .brand-name { font-weight: 900; font-size: 22px; color: var(--pine); letter-spacing: .01em; line-height: 1.1; }
  .brand-sub { font-size: 10px; letter-spacing: .18em; font-weight: 600; color: var(--grass); }
  .main-nav { display: flex; align-items: center; gap: 0; height: 100%; }
  .nav-item { position: relative; display: inline-flex; align-items: center; padding: 0 18px; height: 76px; font-size: 15px; font-weight: 500; color: var(--text-main); transition: color .2s; }
  .nav-item:hover, .nav-item.active { color: var(--grass); }
  .nav-item.active::after { content: ""; position: absolute; bottom: 0; left: 14px; right: 14px; height: 3px; border-radius: 3px 3px 0 0; background: var(--grass); }
  .nav-item .chevron { width: 14px; height: 14px; margin-left: 4px; transition: transform .2s; opacity: .7; }
  .nav-item:hover .chevron { transform: rotate(180deg); }
  .has-mega:hover .mega-panel { opacity: 1; transform: translateY(0); pointer-events: auto; }

  .mega-panel {
    position: absolute; left: 50%; top: 76px; transform: translateX(-50%); width: 780px;
    background: #fff; border: 1px solid var(--line); border-top: 2px solid var(--grass);
    border-radius: 0 0 20px 20px; box-shadow: 0 18px 50px rgba(19,42,30,.18);
    padding: 26px 28px; display: flex; gap: 28px;
    opacity: 0; transform: translateX(-50%) translateY(14px); pointer-events: none;
    transition: opacity .25s ease, transform .25s ease;
  }
  .mega-cols { flex: 1; display: flex; gap: 24px; }
  .mega-col h5 { font-size: 14px; color: var(--pine); font-weight: 800; margin-bottom: 14px; position: relative; padding-bottom: 8px; }
  .mega-col h5::after { content: ""; position: absolute; bottom: 0; left: 0; width: 20px; height: 2px; background: var(--grass); }
  .mega-col a { display: block; padding: 6px 0; color: var(--text-main); font-size: 14px; }
  .mega-col a:hover { color: var(--grass); }
  .mega-links { display: flex; flex-direction: column; width: 47%; }
  .mega-mini-card { width: 50%; background: var(--cream); border-radius: 14px; overflow: hidden; border: 1px solid #eee; }
  .mega-mini-card img { width: 100%; height: 88px; object-fit: cover; }
  .mega-mini-card div { padding: 10px 12px; font-size: 14px; font-weight: 700; color: var(--pine); }
  .mega-mini-card span { display: block; font-size: 12px; color: var(--text-sub); font-weight: 400; line-height: 1.6; }

  .nav-cta-group { display: flex; align-items: center; gap: 10px; }
  .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 44px; padding: 0 24px; border-radius: var(--radius-pill); font-weight: 600; font-size: 15px; transition: all .25s ease; white-space: nowrap; }
  .btn-fire { background: var(--fire); color: #fff !important; box-shadow: 0 8px 20px rgba(230,57,70,.22); }
  .btn-fire:hover { background: var(--fireDeep); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(230,57,70,.3); }
  .btn-ghost { border: 1px solid rgba(255,255,255,.55); color: #fff; background: transparent; }
  .btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.12); transform: translateY(-2px); }
  .btn-green { background: var(--grass); color: #fff !important; box-shadow: 0 8px 20px rgba(12,122,77,.2); }
  .btn-green:hover { background: var(--grass-deep); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(12,122,77,.3); }
  .header-login { display: inline-flex; align-items: center; gap: 6px; border: 2px solid var(--fire); color: var(--fire); height: 40px; padding: 0 18px; border-radius: var(--radius-pill); font-weight: 700; font-size: 14px; }
  .header-login:hover { background: var(--fire); color: #fff !important; transform: translateY(-1px); }

  /* Mobile nav */
  .mobile-toggle { display: none; background: none; border: 0; width: 42px; height: 42px; border-radius: 10px; }
  .mobile-toggle svg { width: 24px; height: 24px; }
  .mobile-panel { display: none; }

  /* Hero */
  .hero { position: relative; background-size: cover; background-position: center; min-height: 640px; display: flex; align-items: center; overflow: hidden; }
  .hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,38,23,.92) 0%, rgba(9,58,35,.88) 45%, rgba(12,122,77,.55) 100%); }
  .hero::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px); background-size: 42px 42px; }
  .hero .container { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 40px; padding-top: 72px; padding-bottom: 72px; }
  .hero-copy { flex: 0 0 54%; max-width: 640px; color: #fff; }
  .hero-copy h1 { font-size: clamp(30px, 4vw, 48px); line-height: 1.28; font-weight: 800; color: #fff; }
  .hero-copy h1 span { color: #B7F5D8; }
  .hero-kicker { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border: 1px solid rgba(255,255,255,.3); border-radius: 999px; background: rgba(255,255,255,.09); font-size: 13px; font-weight: 600; letter-spacing: .04em; margin-bottom: 22px; }
  .hero-copy .lead { font-size: 17px; line-height: 2; color: #D4E8DD; margin-top: 20px; max-width: 540px; }
  .hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
  .hero-stats { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
  .hero-stat { padding-right: 18px; margin-right: 18px; border-right: 1px solid rgba(255,255,255,.22); }
  .hero-stat strong { display: block; font-size: 22px; line-height: 1.2; color: #fff; font-weight: 800; }
  .hero-stat span { color: #AFC9BC; font-size: 13px; }
  .hero-visual { flex: 0 0 42%; max-width: 470px; position: relative; }
  .hero-visual img { width: 100%; border-radius: 24px; box-shadow: 0 26px 60px rgba(0,0,0,.32); object-fit: cover; aspect-ratio: 4/3; }
  .float-chip { position: absolute; background: #fff; padding: 12px 18px; border-radius: 14px; box-shadow: 0 8px 24px rgba(19,42,30,.18); font-size: 14px; display: flex; gap: 10px; align-items: center; }
  .float-chip b { font-size: 20px; color: var(--pine); font-weight: 800; }
  .chip-1 { top: -22px; right: 12px; animation: rise 1s ease; }
  .chip-2 { bottom: -16px; left: -20px; animation: rise 1.2s ease; }
  @keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

  /* Common services */
  .service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 44px; }
  .service-card { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 32px 24px 24px; box-shadow: 0 2px 8px rgba(19,42,30,.04); transition: transform .25s ease, box-shadow .25s ease; display: flex; flex-direction: column; }
  .service-card:hover { transform: translateY(-8px); box-shadow: 0 4px 16px rgba(19,42,30,.08), 0 12px 32px rgba(19,42,30,.10); border-color: #dcd4c3; }
  .service-icon { width: 56px; height: 56px; border-radius: 16px; background: rgba(12,122,77,.1); color: var(--grass); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
  .service-icon svg { width: 28px; height: 28px; }
  .service-card h3 { color: var(--pine); font-size: 19px; font-weight: 800; }
  .service-card p { color: var(--text-sub); font-size: 14px; line-height: 1.75; margin-top: 10px; flex: 1; }
  .card-link { display: flex; align-items: center; gap: 4px; margin-top: 18px; font-size: 14px; font-weight: 700; color: var(--grass); }
  .card-link svg { width: 15px; height: 15px; transition: transform .2s; }
  .card-link:hover svg { transform: translateX(4px); }

  /* Data strong block */
  .data-block { background: var(--pine) url('/assets/images/backpic/back-2.png') center/cover no-repeat; position: relative; }
  .data-block::before { content: ""; position: absolute; inset: 0; background: rgba(19,42,30,.9); }
  .data-block .container { position: relative; z-index: 1; }
  .data-title { color: #fff; font-size: clamp(28px, 3vw, 36px); font-weight: 800; }
  .data-des p { color: #B7CBBD; max-width: 680px; margin-top: 14px; }
  .data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 44px; }
  .data-badge { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.14); border-radius: 20px; padding: 30px 18px; text-align: center; backdrop-filter: blur(4px); transition: transform .25s ease, background .25s; }
  .data-badge:hover { transform: translateY(-6px); background: rgba(255,255,255,.15); }
  .data-badge b { display: block; font-size: clamp(28px, 3vw, 40px); color: #fff; font-weight: 900; font-feature-settings: "tnum"; line-height: 1.2; }
  .data-badge i { font-style: normal; color: var(--fire); font-weight: 800; }
  .data-badge span { color: #8FB2A0; font-size: 14px; margin-top: 6px; display: block; }

  /* Cases */
  .case-block-alt { display: flex; align-items: center; gap: 46px; margin-bottom: 36px; }
  .case-block-alt + .case-block-alt { margin-top: 64px; }
  .case-img-box { flex: 0 0 46%; position: relative; overflow: hidden; border-radius: 22px; box-shadow: 0 14px 40px rgba(19,42,30,.15); }
  .case-img-box img { width: 100%; aspect-ratio: 4/3; object-fit: cover; transition: transform .6s ease; }
  .case-img-box:hover img { transform: scale(1.04); }
  .case-result { position: absolute; left: 16px; bottom: 16px; background: rgba(255,255,255,.92); backdrop-filter: blur(4px); padding: 12px 18px; border-radius: 14px; font-size: 14px; box-shadow: 0 6px 18px rgba(0,0,0,.16); }
  .case-result b { color: var(--fire); font-size: 19px; display: block; font-weight: 900; line-height: 1.2; }
  .case-detail { flex: 1; }
  .case-detail h3 { color: var(--pine); font-size: 26px; font-weight: 800; margin-top: 10px; }
  .case-detail h3 span { color: var(--grass); }
  .case-detail p { color: var(--text-sub); margin-top: 14px; font-size: 15px; line-height: 1.9; }
  .case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
  .case-tag { background: rgba(12,122,77,.1); color: var(--grass); font-weight: 700; padding: 4px 12px; border-radius: 999px; font-size: 13px; }

  /* Process */
  .process-section { background: #ece8dd; position: relative; overflow: hidden; }
  .process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 48px; counter-reset: process; }
  .process-step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 30px 22px 24px; overflow: hidden; }
  .process-step::before { counter-increment: process; content: "0" counter(process); position: absolute; top: -18px; right: 4px; font-size: 90px; font-weight: 900; color: rgba(12,122,77,.07); line-height: 1; }
  .process-step h3 { font-size: 18px; font-weight: 800; color: var(--pine); position: relative; }
  .process-step p { font-size: 14px; margin-top: 8px; color: var(--text-sub); }
  .process-dot { width: 34px; height: 34px; border-radius: 50%; background: var(--grass); color: #fff; display: flex; align-items: center; justify-content: center; margin-bottom: 15px; position: relative; }
  .process-dot::after { content: ""; position: absolute; height: 2px; width: calc(100% + 26px); left: 34px; background: #CDD9CE; }
  .process-step:last-child .process-dot::after { display: none; }

  /* News */
  .news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 40px; }
  .news-item { position: relative; background: #fff; padding: 24px 26px 20px; border: 1px solid var(--line); border-left: 4px solid var(--grass); border-radius: 14px; box-shadow: 0 2px 8px rgba(19,42,30,.04); transition: box-shadow .25s ease, transform .25s ease; }
  .news-item:hover { box-shadow: var(--color-card-hover, 0 8px 24px rgba(19,42,30,.08)); transform: translateY(-3px); }
  .news-meta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
  .badge { background: rgba(12,122,77,.11); color: var(--grass); border-radius: 999px; padding: 3px 11px; font-size: 12px; font-weight: 700; display: inline-flex; align-items: center; gap: 5px; }
  .badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--fire); }
  .news-time { color: var(--text-sub); font-feature-settings: "tnum"; font-size: 13px; }
  .news-item h3 { font-size: 17px; font-weight: 800; color: var(--pine); margin-top: 12px; line-height: 1.55; }
  .news-item h3 a:hover { color: var(--fire); }
  .news-item p { font-size: 14px; color: var(--text-sub); margin-top: 8px; line-height: 1.75; }
  .news-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 16px; padding-top: 12px; border-top: 1px dashed #e2dccf; }
  .news-footer a { font-size: 14px; font-weight: 700; color: var(--grass); display: inline-flex; align-items: center; gap: 5px; }
  .news-empty { grid-column: 1 / -1; border: 1px dashed #ccC9bd; background: #FCFBF8; color: var(--text-sub); border-radius: 14px; padding: 50px 24px; text-align: center; font-size: 15px; }

  /* FAQ */
  .faq-wrap { max-width: 860px; margin: 42px auto 0; }
  .faq-item { background: #fff; border: 1px solid var(--line); border-radius: 14px; margin-bottom: 12px; overflow: hidden; transition: border-color .2s; }
  .faq-item.active { border-color: #b4dac7; background: #f6fbf8; }
  .faq-q { width: 100%; text-align: left; display: flex; justify-content: space-between; align-items: center; gap: 14px; background: none; border: 0; padding: 22px 24px; font-size: 16px; font-weight: 700; color: var(--pine); }
  .faq-q svg { width: 20px; height: 20px; color: var(--grass); transition: transform .3s; min-width: 20px; }
  .faq-item.active .faq-q svg { transform: rotate(180deg); }
  .faq-a { max-height: 0; padding: 0 24px; color: var(--text-main); font-size: 15px; line-height: 2; overflow: hidden; transition: max-height .35s ease, padding .35s ease; }
  .faq-item.active .faq-a { max-height: 600px; padding: 0 24px 24px; }

  /* CTA form */
  .cta-section { position: relative; background: linear-gradient(135deg, #0C7A4D 0%, #073E28 100%), url('/assets/images/backpic/back-3.png') center/cover no-repeat; color: #fff; }
  .cta-wrap { display: flex; gap: 54px; align-items: center; }
  .cta-copy h2 { font-size: clamp(26px, 3vw, 34px); font-weight: 800; line-height: 1.35; }
  .cta-copy p { margin-top: 16px; color: #C5E5D6; font-size: 15px; line-height: 1.9; }
  .contact-list { margin-top: 26px; display: flex; flex-direction: column; gap: 14px; }
  .contact-line { display: flex; gap: 12px; align-items: center; font-size: 15px; color: #E7F7F0; }
  .contact-line svg { width: 18px; height: 18px; color: #9FE0C4; min-width: 18px; }
  .cta-form { flex: 0 0 44%; background: #fff; border-radius: 22px; padding: 34px 30px 30px; box-shadow: 0 20px 60px rgba(0,0,0,.2); color: var(--text-main); }
  .cta-form h3 { color: var(--pine); font-size: 22px; margin-bottom: 4px; font-weight: 800; }
  .cta-form p { color: var(--text-sub); font-size: 13px; margin-bottom: 20px; }
  .form-item { margin-bottom: 14px; }
  .form-item label { font-size: 14px; font-weight: 600; color: var(--text-main); display: block; margin-bottom: 5px; }
  .form-item input, .form-item select, .form-item textarea { width: 100%; border: 1px solid #DAD5C9; background: #F7F5F0; border-radius: 10px; padding: 11px 14px; font-size: 15px; color: var(--text-main); outline: none; transition: border .2s, box-shadow .2s; }
  .form-item textarea { min-height: 96px; resize: vertical; }
  .form-item input:focus, .form-item select:focus, .form-item textarea:focus { border-color: var(--grass); box-shadow: 0 0 0 4px rgba(12,122,77,.15); background: #fff; }
  .form-btn { margin-top: 6px; }

  /* Footer */
  .site-footer { background: #0B1A13 url('/assets/images/backpic/back-1.webp') center/cover no-repeat; position: relative; color: #A6BDAD; }
  .site-footer::before { content: ""; position: absolute; inset: 0; background: rgba(8,24,15,.94); }
  .site-footer .container { position: relative; z-index: 1; }
  .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding: 64px 0 46px; }
  .footer-brand p { margin-top: 14px; font-size: 14px; line-height: 1.9; color: #93A999; }
  .footer-brand .brand-name { color: #fff; }
  .ft-h { color: #fff; font-size: 15px; font-weight: 800; margin-bottom: 12px; position: relative; padding-bottom: 10px; }
  .ft-h::after { content: ""; position: absolute; bottom: 0; left: 0; width: 18px; height: 2px; background: var(--grass); }
  .footer-link-list { display: flex; flex-direction: column; gap: 8px; }
  .footer-link-list a { color: #ACC0B5; font-size: 14px; transition: color .2s, padding-left .2s; }
  .footer-link-list a:hover { color: #fff; padding-left: 4px; }
  .footer-contact-item { display: flex; gap: 8px; align-items: flex-start; margin-bottom: 6px; color: #ACC0B5; font-size: 14px; }
  .footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: 12px; color: #71847B; }
  .footer-bottom .beian a { color: #A6BDAD; margin-left: 14px; }
  .footer-bottom .beian a:hover { color: #fff; }

  /* empty state etc */
  .focus 
  @media (max-width: 1024px) {
    .container { padding-left: 18px; padding-right: 18px; }
    .service-grid { grid-template-columns: repeat(2, 1fr); }
    .case-block-alt { gap: 28px; }
    .main-nav { display: none; }
    .nav-cta-group .header-login { display: inline-flex; }
    .mobile-toggle { display: inline-flex; }
    .case-block-alt { flex-direction: column; }
    .case-img-box { width: 100%; flex: none; }
    .hero .container { flex-direction: column; align-items: flex-start; }
    .hero-visual { width: 100%; flex: none; margin-top: 24px; }
    .cta-wrap { flex-direction: column; }
    .cta-form { width: 100%; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .process-grid { grid-template-columns: 1fr 1fr; }
    .data-grid { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 768px) {
    .topbar .info-left { display: none; } 
    .topbar .container { justify-content: center; }
    .service-grid { grid-template-columns: 1fr; }
    .news-grid { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
    .process-dot::after { display: none; }
    .section-pad { padding-top: 54px; padding-bottom: 54px; }
    .hero { min-height: auto; }
    .hero .container { padding: 46px 18px; }
    .nav-cta-group .btn-green { display: none; }
    .mobile-panel { display: none; }
    .mobile-panel.open { display: block; position: fixed; top: 0; right: 0; bottom: 0; width: min(80%, 340px); background: var(--cream); z-index: 90; padding: 26px 24px; box-shadow: -10px 0 40px rgba(19,42,30,.2); overflow-y: auto; }
    .mobile-panel-backdrop { display: none; }
    .mobile-panel.open + .mobile-panel-backdrop { display: block; position: fixed; inset: 0; background: rgba(19,42,30,.5); z-index: 85; }
  }
  @media (min-width: 769px) {
    .mobile-panel { display: none !important; }
  }
  @media (max-width: 560px) {
    .footer-grid { grid-template-columns: 1fr; }
    .hero-copy .lead { font-size: 15px; }
    .chip-2 { left: 0; bottom: -10px; }
    .float-chip { padding: 8px 12px; font-size: 12px; }
    .float-chip b { font-size: 16px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .case-detail h3 { font-size: 21px; }
  }

/* roulang page: article */
:root{
--green:#0C7A4D;
--green-dark:#075E3B;
--green-light:#E8F5EE;
--red:#E63946;
--red-dark:#C62E3B;
--ink:#132A1E;
--cream:#F7F5F0;
--card:#FFFFFF;
--text:#3D4A43;
--muted:#6B7A72;
--line:#E5E0D5;
--inner:#EEECE6;
--radius-lg:22px;
--radius-md:14px;
--radius-sm:8px;
--shadow:0 2px 8px rgba(19,42,30,.05),0 8px 24px rgba(19,42,30,.06);
--shadow-hover:0 4px 16px rgba(19,42,30,.08),0 12px 32px rgba(19,42,30,.10);
--font:system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:var(--font);font-size:16px;line-height:1.75;background:var(--cream);color:var(--text);-webkit-font-smoothing:antialiased;font-feature-settings:"tnum"}
a{color:inherit;text-decoration:none;transition:all .25s ease}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{list-style:none}
:focus-visible{outline:3px solid rgba(12,122,77,.4);outline-offset:2px;border-radius:4px}
.container{max-width:1240px;margin-inline:auto;padding-inline:24px}
@media(max-width:768px){.container{padding-inline:16px}}

/* 按钮体系 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:999px;font-weight:700;font-size:15px;line-height:46px;border:1px solid transparent;cursor:pointer;transition:all .25s ease;white-space:nowrap;text-align:center}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn svg{width:17px;height:17px}
.btn-green{background:var(--green);color:#fff;box-shadow:0 8px 20px rgba(12,122,77,.18)}
.btn-green:hover{background:var(--green-dark)}
.btn-fire{background:var(--red);color:#fff;box-shadow:0 8px 20px rgba(230,57,70,.18)}
.btn-fire:hover{background:var(--red-dark)}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--green);color:var(--green);background:var(--green-light)}
.btn-lg{height:52px;padding:0 32px;font-size:16px}
@media(max-width:520px){.btn-lg{height:48px;padding:0 22px}}

/* 标签 */
.pill{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;font-size:13px;font-weight:600;background:var(--green-light);color:var(--green)}
.pill-danger{background:rgba(230,57,70,.1);color:var(--red)}
.pill-soft{background:#EEECE6;color:var(--muted)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C9D2CB;display:inline-block;margin:0 10px;vertical-align:middle}

/* tag */
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border:1px solid var(--line);background:#fff;font-size:13px;color:var(--muted);border-radius:999px;line-height:28px}
.tag:hover{border-color:var(--green);color:var(--green);background:var(--green-light)}

/* 顶栏 */
.topbar{background:var(--ink);color:#D9EAE0;font-size:13px}
.topbar .container{display:flex;align-items:center;justify-content:space-between;min-height:38px;gap:12px}
.topbar a{color:#fff;opacity:.82}
.topbar a:hover{opacity:1;color:#F2B8BD}
.topbar-copy{display:inline-flex;align-items:center;gap:8px}
.topbar-actions{display:inline-flex;align-items:center;gap:8px}
@media(max-width:600px){.topbar-copy span.hide-sm{display:none}.topbar-actions{font-size:12px}}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:90;background:rgba(251,249,244,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .header-main{display:flex;align-items:center;gap:18px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:9px;flex-shrink:0}
.brand-mark{width:42px;height:42px;border-radius:50%;background:linear-gradient(145deg,var(--green),var(--green-dark));color:#fff;display:grid;place-items:center;box-shadow:0 6px 16px rgba(12,122,77,.25)}
.brand-mark svg{width:25px;height:25px}
.brand-text{display:flex;flex-direction:column;line-height:1.1;gap:2px}
.brand-name{font-weight:900;font-size:22px;color:var(--ink)}
.brand-sub{font-size:10px;letter-spacing:.12em;font-weight:700;color:var(--green)}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:10px;flex:1}
.main-nav>.nav-item{position:relative;display:inline-flex;align-items:center;gap:4px;padding:10px 13px;font-size:15px;font-weight:600;color:var(--ink);border-bottom:3px solid transparent;line-height:1.2;white-space:nowrap}
.main-nav>.nav-item svg{width:14px;height:14px;opacity:.6;transition:transform .25s ease}
.main-nav>.nav-item:hover,.main-nav>.nav-item.active{color:var(--green)}
.main-nav>.nav-item:hover svg,.main-nav>.nav-item.active svg{transform:rotate(180deg)} 
.has-mega{position:relative}
.mega-panel{position:absolute;top:calc(100% + 14px);left:-420px;width:940px;max-width:calc(100vw - 48px);background:#fffdf7;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-hover);padding:26px 28px;opacity:0;visibility:hidden;transform:translateY(16px);transition:all .25s ease;}
.mega-panel::after{content:"";position:absolute;top:-11px;left:520px;width:22px;height:22px;background:inherit;border-left:1px solid var(--line);border-top:1px solid var(--line);transform:rotate(45deg)}
.has-mega:hover .mega-panel,.has-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-cols{display:grid;grid-template-columns:1fr 1fr 220px;gap:28px}
.mega-links{display:grid;grid-template-columns:1fr 1fr;gap:8px 28px}
.mega-col h5{font-size:14px;font-weight:800;color:var(--green);margin:0 0 12px;letter-spacing:.04em}
.mega-col a{display:block;font-size:14px;color:var(--text);padding:6px 0;border-bottom:1px dashed #EEE8DA}
.mega-col a:hover{color:var(--green);padding-left:4px}
.mega-mini-card{border-radius:14px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.06);background:#F2F4EF}
.mega-mini-card img{width:100%;height:116px;object-fit:cover}
.mega-mini-card div{padding:10px 12px;font-size:14px;font-weight:700;color:var(--ink)}
.mega-mini-card small{display:block;font-size:12px;color:var(--muted);font-weight:400;margin-top:2px}
.btn-login{display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 18px;border:1.5px solid var(--red);color:var(--red);font-weight:700;font-size:14px;border-radius:999px;background:#fff;transition:all .25s ease;margin-left:auto}
.btn-login svg{width:17px;height:17px}
.btn-login:hover{background:var(--red);color:#fff}
.nav-toggle-input,.nav-toggle-btn{display:none}
@media(max-width:1023px){
.site-header .header-main{flex-wrap:wrap;min-height:64px;padding:10px 0}
.brand-name{font-size:19px}
.btn-login{display:none}
.nav-toggle-btn{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;flex-direction:column;gap:5px;margin-left:auto}
.nav-toggle-btn span{display:block;width:19px;height:2px;background:var(--ink);border-radius:2px;transition:all .3s ease}
.nav-toggle-input{position:absolute;opacity:0;width:0;height:0}
.nav-toggle-input:checked~.nav-toggle-btn span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle-input:checked~.nav-toggle-btn span:nth-child(2){opacity:0}
.nav-toggle-input:checked~.nav-toggle-btn span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.main-nav{display:block;flex-basis:100%;width:100%;order:8;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);max-height:0;overflow:hidden;opacity:0;visibility:hidden;transition:all .35s ease;margin:0}
.nav-toggle-input:checked~.main-nav{max-height:680px;opacity:1;visibility:visible;margin-top:10px;overflow:auto}
.main-nav>.nav-item{display:flex;padding:13px 16px;border-bottom:1px solid #F1EDE3;border-radius:0;width:100%;font-size:15px}
.main-nav>.nav-item.active{background:var(--green-light);color:var(--green);border-left:3px solid var(--green)}
.has-mega .mega-panel,.has-mega:hover .mega-panel,.has-mega:focus-within .mega-panel{position:static;left:auto;top:auto;width:100%;transform:none;opacity:1;visibility:visible;box-shadow:none;border:none;background:#FBF9F4;padding:4px 16px 14px;display:none}
.has-mega:hover>.mega-panel{display:block}
.has-mega .mega-panel::after{display:none}
.mega-cols{display:grid;grid-template-columns:1fr;gap:20px}
.mega-links{display:grid;grid-template-columns:1fr 1fr;gap:8px 18px;padding-top:10px}
.mega-mini-card{display:none}
}

/* 文章页 hero */
.entry-hero{position:relative;color:#fff;padding:64px 0 54px;background:linear-gradient(115deg,rgba(19,42,30,.94) 0%,rgba(12,122,77,.78) 60%,rgba(9,86,54,.7) 100%),url('/assets/images/backpic/back-2.png') center/cover no-repeat;background-size:cover}
.entry-hero-inner{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:14px;color:#BFDCCB;margin-bottom:22px}
.breadcrumb a{color:#BFDCCB;display:inline-flex;align-items:center;gap:5px}
.breadcrumb a:hover{color:#fff}
.breadcrumb svg{width:13px;height:13px;opacity:.6}
.breadcrumb .current{color:#fff;font-weight:600}
.entry-hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.13);backdrop-filter:blur(6px);height:30px;padding:0 14px;border-radius:999px;font-size:13px;font-weight:600;color:#F3FFF9}
@media(max-width:640px){.entry-hero{padding:42px 0 34px}.breadcrumb{font-size:13px}}

/* 文章主体 */
.article-frame{max-width:880px;margin-inline:auto;padding:52px 0 72px}
.entry-card{background:var(--card);border:1px solid var(--inner);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}
.entry-card-head{padding:34px 40px 0}
.entry-kicker{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.entry-kicker .pill-kicker{height:26px;padding:0 10px;background:var(--green);color:#fff;border-radius:99px;font-size:12px;font-weight:700;display:inline-flex;align-items:center}
.entry-kicker .text-kicker{color:var(--muted);font-size:13px}
.entry-title{font-size:clamp(27px,3.6vw,40px);font-weight:800;line-height:1.28;color:var(--ink);letter-spacing:-.015em}
.entry-meta{display:flex;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:14px;padding:22px 0 16px;border-bottom:1px solid var(--inner)}
.entry-meta .meta-item{display:inline-flex;align-items:center;gap:6px}
.entry-meta svg{width:15px;height:15px}
.entry-meta .author-name{color:var(--green);font-weight:600}
.entry-body-box{padding:32px 40px 8px}
.entry-typography{font-size:16.5px;line-height:2;color:var(--text);overflow-wrap:break-word}
.entry-typography p{margin-bottom:1.65em}
.entry-typography h2,.entry-typography h3,.entry-typography h4{font-weight:800;color:var(--ink);line-height:1.4;margin:1.4em 0 .6em}
.entry-typography h2{font-size:25px}
.entry-typography h3{font-size:20px}
.entry-typography ul,.entry-typography ol{margin:0 0 1.65em;padding-left:1.3em}
.entry-typography ul li{list-style:disc;margin-bottom:.4em}
.entry-typography ol li{list-style:decimal;margin-bottom:.4em}
.entry-typography img{border-radius:14px;margin:1.2em 0}
.entry-typography blockquote{border-left:4px solid var(--green);background:var(--green-light);border-radius:0 12px 12px 0;padding:16px 20px;margin:1.6em 0;color:var(--ink)}
.entry-typography blockquote p:last-child{margin-bottom:0}
.entry-typography a{color:var(--green);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.entry-typography a:hover{color:var(--red)}
.entry-typography iframe,.entry-typography video{max-width:100%;border-radius:14px}
.entry-tags-wrap{padding:20px 40px 30px;display:flex;align-items:center;flex-wrap:wrap;gap:10px;border-bottom:1px solid var(--inner)}
.entry-tags-label{font-size:14px;font-weight:700;color:var(--ink)}
.entry-bottom{background:#FBF9F4;padding:26px 40px 34px}
.entry-source-card{display:flex;align-items:flex-start;gap:16px;background:#fff;border:1px solid var(--inner);border-radius:16px;padding:18px 20px;box-shadow:0 1px 4px rgba(0,0,0,.02)}
.entry-source-ava{width:44px;height:44px;flex:none;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800}
.entry-source-card h6{font-size:15px;color:var(--ink);font-weight:800}
.entry-source-card p{font-size:13px;color:var(--muted);line-height:1.6}

/* 分页返回 */
.pager-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0 2px}
.pager-card{background:#fff;border:1px solid var(--inner);border-radius:16px;padding:16px 18px;display:flex;flex-direction:column;gap:4px;transition:all .25s ease}
.pager-card:hover{box-shadow:var(--shadow);border-color:#DAD4C7;transform:translateY(-3px)}
.pager-direct{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);text-transform:uppercase}
.pager-card strong{font-size:14px;color:var(--ink);font-weight:700;line-height:1.5}
.pager-card:hover strong{color:var(--green)}
.back-row{display:flex;justify-content:center;padding-top:12px}
.btn-back{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:14px;font-weight:600;padding:6px 0;border-bottom:1px solid transparent}
.btn-back svg{width:17px;height:17px;transition:transform .25s ease}
.btn-back:hover{color:var(--green)}
.btn-back:hover svg{transform:translateX(-4px)}
@media(max-width:640px){
.entry-card-head{padding:24px 18px 0}
.entry-body-box{padding:22px 18px 2px}
.entry-tags-wrap{padding:18px 18px 26px}
.entry-bottom{padding:18px 16px 24px}
.entry-typography{font-size:16px;line-height:1.9}
.pager-grid{grid-template-columns:1fr}
}

/* 推荐区块 */
.suggest-block{padding:6px 0 66px}
.suggest-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:20px;gap:12px}
.suggest-title{font-size:22px;font-weight:800;color:var(--ink)}
.suggest-title span{display:block;font-size:13px;font-weight:500;color:var(--muted);margin-top:5px}
.suggest-card{background:#fff;border:1px solid var(--inner);border-radius:22px;overflow:hidden;box-shadow:var(--shadow);transition:all .25s ease;height:100%;display:flex;flex-direction:column}
.suggest-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.suggest-card img{width:100%;height:170px;object-fit:cover}
.suggest-card-body{padding:18px 20px 22px}
.suggest-card-body .pill{height:24px;padding:0 9px;font-size:12px}
.suggest-card-body h3{font-size:16px;font-weight:700;color:var(--ink);line-height:1.5;margin-top:10px}
.suggest-card-body p{font-size:14px;color:var(--muted);margin-top:8px;line-height:1.7}
.suggest-more{display:inline-flex;align-items:center;gap:5px;margin-top:14px;color:var(--green);font-size:14px;font-weight:700}
.suggest-more svg{width:15px;height:15px;transition:transform .25s}
.suggest-card:hover .suggest-more svg{transform:translateX(4px)}
@media(max-width:768px){.suggest-grid{grid-template-columns:1fr!important}.suggest-card img{height:200px}}

/* CTA */
.article-cta{background:linear-gradient(135deg,#0C7A4D 0%,#085E3B 70%),url('/assets/images/backpic/back-3.png') center/cover no-repeat;border-radius:24px;color:#fff;padding:50px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;margin-bottom:34px}
.article-cta h2{font-size:clamp(20px,3vw,30px);font-weight:800}
.article-cta p{color:#CFF0DF;margin-top:8px;font-size:15px}
.article-cta .btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.42);color:#fff}
.article-cta .btn-ghost:hover{background:#fff;color:var(--green);border-color:#fff}
@media(max-width:640px){.article-cta{padding:32px 22px;flex-direction:column;align-items:flex-start}.article-cta .btn{width:100%}}

/* 空态 */
.entry-empty{background:#fff;border:1px solid var(--inner);border-radius:24px;box-shadow:var(--shadow);padding:76px 24px;text-align:center;max-width:680px;margin:20px auto}
.entry-empty-icon{width:70px;height:70px;border-radius:50%;background:#EEECE6;margin:0 auto 20px;display:grid;place-items:center;color:#9CA9A1}
.entry-empty-icon svg{width:32px;height:32px}
.entry-empty h1{font-size:24px;font-weight:800;color:var(--ink)}
.entry-empty p{color:var(--muted);font-size:14px;max-width:360px;margin:10px auto 28px}
.empty-btn{display:inline-flex;align-items:center;gap:8px;background:var(--green);color:#fff;height:44px;padding:0 24px;border-radius:999px;font-weight:700;font-size:15px}
.empty-btn:hover{background:var(--green-dark);transform:translateY(-2px)}

/* 页脚 */
.site-footer{background:var(--ink);color:#BED1C5;padding:56px 0 0;position:relative;overflow:hidden}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--green),var(--red),var(--green))}
.site-footer .brand{display:inline-flex}
.site-footer .brand-name{color:#fff}
.site-footer .brand-sub{color:#7FCFA8}
.site-footer .brand-mark{background:#0F8A57}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.35fr;gap:34px;padding-bottom:34px}
.footer-brand p{font-size:13.5px;line-height:1.8;margin-top:14px;max-width:330px;color:#9BB8AA}
.ft-h{font-size:14px;letter-spacing:.03em;color:#fff;font-weight:700;margin-bottom:16px}
.footer-link-list{display:flex;flex-direction:column;gap:9px}
.footer-link-list a{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:#BED1C5;line-height:1.4}
.footer-link-list a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--green);flex:none}
.footer-link-list a:hover{color:#fff;transform:translateX(3px)}
.footer-contact-item{font-size:14px;display:flex;justify-content:space-between;gap:8px;padding:7px 0;border-bottom:1px solid rgba(255,255,255,.06);color:#C7D8CF}
.footer-contact-item span:last-child{color:#fff;font-weight:600;text-align:right}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:18px 0;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:#89A797;flex-wrap:wrap}
@media(max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:24px}.footer-brand p{max-width:none}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr;gap:22px}.footer-bottom{justify-content:center;text-align:center}}

/* roulang page: category1 */
:root {
    --brand: #0C7A4D;
    --fire: #E63946;
    --forest: #132A1E;
    --cream: #F7F5F0;
    --white: #FFFFFF;
    --text: #3D4A43;
    --muted: #6B7A72;
    --line: #E5E0D5;
    --card-line: #EEECE6;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-pill: 999px;
    --shadow-sm: 0 2px 8px rgba(19, 42, 30, .05), 0 8px 24px rgba(19, 42, 30, .06);
    --shadow-hover: 0 4px 16px rgba(19, 42, 30, .08), 0 12px 32px rgba(19, 42, 30, .10);
    --font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  }

  html {
    scroll-behavior: smooth;
  }

  * {
    box-sizing: border-box;
  }

  body {
    margin: 0;
    font-family: var(--font-family);
    background: var(--cream);
    color: var(--text);
    line-height: 1.75;
    font-size: 16px;
    font-feature-settings: "tnum";
    -webkit-font-smoothing: antialiased;
  }

  h1, h2, h3, h4, h5, h6 {
    color: var(--forest);
    margin: 0 0 .5em;
    line-height: 1.25;
    font-weight: 800;
  }

  p {
    margin: 0 0 1em;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

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

  button,
  input,
  textarea,
  select {
    font: inherit;
  }

  button {
    border: 0;
    cursor: pointer;
  }

  input,
  textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--cream);
    padding: 12px 14px;
    color: var(--text);
    outline: none;
    transition: border-color .2s, box-shadow .2s;
  }

  input:focus,
  textarea:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 4px rgba(12, 122, 77, .12);
    background: var(--white);
  }

  textarea {
    min-height: 96px;
    resize: vertical;
  }

  :focus-visible {
    outline: 2px solid var(--brand);
    outline-offset: 3px;
  }

  .container {
    width: min(1200px, 100% - 40px);
    margin-inline: auto;
  }

  .section {
    padding: 84px 0;
  }

  .section-tight {
    padding: 60px 0;
  }

  .scroll-mt {
    scroll-margin-top: 100px;
  }

  .kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--brand);
    background: rgba(12, 122, 77, .08);
    padding: 7px 16px;
    border-radius: var(--radius-pill);
  }

  .section-title {
    font-size: clamp(28px, 3.6vw, 38px);
    margin-bottom: 8px;
  }

  .section-sub {
    color: var(--muted);
    font-size: 17px;
    max-width: 720px;
    margin: 0 auto;
  }

  .btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    height: 46px;
    padding: 0 28px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: 15px;
    line-height: 1;
    white-space: nowrap;
    transition: all .25s ease;
  }

  .btn-fire {
    background: var(--fire);
    color: #fff;
    box-shadow: 0 8px 20px rgba(230, 57, 70, .22);
  }

  .btn-fire:hover {
    background: #C82D3D;
    transform: translateY(-2px);
    box-shadow: 0 10px 26px rgba(230, 57, 70, .28);
  }

  .btn-primary {
    background: var(--brand);
    color: #fff;
    box-shadow: 0 8px 20px rgba(12, 122, 77, .18);
  }

  .btn-primary:hover {
    background: #0A6740;
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(12, 122, 77, .24);
  }

  .btn-ghost-light {
    border: 1px solid rgba(255, 255, 255, .7);
    color: #fff;
    background: transparent;
  }

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

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

  /* ===== Header / Nav ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 90;
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    height: 76px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(145deg, var(--brand), #0A5E3D);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 14px rgba(12, 122, 77, .2);
  }

  .brand-mark svg {
    width: 22px;
    height: 22px;
  }

  .brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
  }

  .brand-name {
    font-size: 19px;
    font-weight: 900;
    color: var(--forest);
    letter-spacing: .02em;
  }

  .brand-sub {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .22em;
    color: var(--brand);
  }

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

  .nav-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 10px 16px;
    border-radius: var(--radius-pill);
    color: var(--forest);
    font-weight: 600;
    font-size: 15px;
    transition: all .22s;
    position: relative;
  }

  .nav-item:hover {
    color: var(--brand);
    background: rgba(12, 122, 77, .06);
  }

  .nav-item.active {
    color: var(--brand);
    background: rgba(12, 122, 77, .10);
    font-weight: 800;
  }

  .nav-item.active::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 2px;
    height: 3px;
    border-radius: 3px;
    background: var(--brand);
  }

  .chevron {
    width: 14px;
    height: 14px;
    opacity: .55;
  }

  .header-login {
    border: 1.5px solid var(--fire);
    color: var(--fire);
    border-radius: var(--radius-pill);
    height: 40px;
    padding: 0 20px;
    display: inline-flex;
    align-items: center;
    font-weight: 700;
    font-size: 14px;
    transition: all .22s;
    flex-shrink: 0;
  }

  .header-login:hover {
    background: var(--fire);
    color: #fff;
    box-shadow: 0 8px 18px rgba(230, 57, 70, .2);
  }

  .has-mega {
    position: relative;
  }

  .mega-panel {
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    width: 660px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-hover);
    padding: 28px;
    opacity: 0;
    visibility: hidden;
    transition: all .25s ease;
    z-index: 80;
  }

  .mega-panel::before {
    content: "";
    position: absolute;
    top: -9px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 16px;
    height: 16px;
    background: var(--white);
    border-left: 1px solid var(--line);
    border-top: 1px solid var(--line);
  }

  .has-mega:hover .mega-panel,
  .has-mega:focus-within .mega-panel {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
  }

  .mega-cols {
    display: grid;
    grid-template-columns: 2.2fr 1fr;
    gap: 26px;
  }

  .mega-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px 24px;
  }

  .mega-col h5 {
    font-size: 13px;
    letter-spacing: .06em;
    color: var(--muted);
    margin-bottom: 8px;
    font-weight: 800;
  }

  .mega-col a {
    display: block;
    font-size: 14px;
    color: var(--text);
    padding: 5px 0;
    font-weight: 600;
    transition: color .2s;
  }

  .mega-col a:hover {
    color: var(--brand);
  }

  .mega-mini-card {
    background: var(--cream);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 10px;
  }

  .mega-mini-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    border-radius: 10px;
  }

  .mega-mini-card div {
    font-weight: 700;
    color: var(--forest);
    font-size: 14px;
    padding: 2px 4px 6px;
    line-height: 1.5;
  }

  .mega-mini-card small {
    display: block;
    color: var(--muted);
    font-weight: 400;
    font-size: 12px;
    margin-top: 4px;
  }

  .nav-toggle-btn,
  .nav-close {
    display: none;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(12, 122, 77, .08);
    color: var(--forest);
    font-size: 24px;
  }

  .nav-toggle-btn svg {
    width: 22px;
    height: 22px;
  }

  .nav-toggle {
    position: absolute;
    opacity: 0;
    pointer-events: none;
  }

  /* ===== Hero ===== */
  .category-hero {
    background:
      linear-gradient(118deg, rgba(8, 58, 36, .96) 8%, rgba(19, 42, 30, .92) 58%, rgba(10, 74, 46, .88)),
      url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
    color: #fff;
    padding: 90px 0 96px;
    position: relative;
    overflow: hidden;
  }

  .hero-grid {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 68px;
    align-items: center;
  }

  .kicker-light {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    color: #C8F0DD;
    background: rgba(255, 255, 255, .1);
    padding: 7px 16px;
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .08em;
  }

  .hero-title {
    font-size: clamp(32px, 4vw, 50px);
    color: #fff;
    line-height: 1.16;
    font-weight: 900;
    margin: 22px 0 18px;
  }

  .hero-title span {
    color: #B6E6CF;
  }

  .hero-lead {
    font-size: 17px;
    color: rgba(255, 255, 255, .86);
    max-width: 600px;
    margin-bottom: 30px;
  }

  .hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 24px;
    list-style: none;
    padding: 0;
    margin: 28px 0 0;
    color: rgba(255, 255, 255, .88);
    font-size: 14px;
  }

  .hero-meta li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }

  .hero-meta li::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #6FD6A3;
  }

  .hero-media {
    position: relative;
    animation: fadeInUp .7s ease both .25s;
  }

  .hero-media img {
    border-radius: 26px;
    border: 5px solid rgba(255, 255, 255, .14);
    box-shadow: 0 24px 60px rgba(0, 0, 0, .3);
    aspect-ratio: 4 / 3;
    object-fit: cover;
    width: 100%;
  }

  .float-badge {
    position: absolute;
    background: #fff;
    border-radius: 18px;
    box-shadow: var(--shadow-hover);
    padding: 14px 18px;
    display: inline-flex;
    flex-direction: column;
    line-height: 1.2;
    animation: fadeInUp .6s ease both .55s;
  }

  .float-badge b {
    font-size: 24px;
    color: var(--forest);
    font-weight: 900;
  }

  .float-badge span {
    color: var(--muted);
    font-size: 12px;
    margin-top: 2px;
  }

  .float-badge-1 {
    top: -18px;
    right: 14px;
  }

  .float-badge-2 {
    bottom: -20px;
    left: -14px;
    background: var(--forest);
  }

  .float-badge-2 b {
    color: #6FD6A3;
  }

  .float-badge-2 span {
    color: rgba(255, 255, 255, .75);
  }

  .hero-media-note {
    position: absolute;
    top: 28px;
    left: -12px;
    background: var(--fire);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 7px 14px;
    border-radius: var(--radius-pill);
    transform: rotate(-3deg);
    box-shadow: 0 8px 22px rgba(230, 57, 70, .35);
  }

  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(18px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* ===== Stats ===== */
  .stats-section {
    padding: 66px 0 30px;
    background: var(--cream);
  }

  .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }

  .stat-card {
    background: var(--white);
    border: 1px solid var(--card-line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 30px 22px;
    text-align: center;
    transition: transform .25s, box-shadow .25s;
  }

  .stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
  }

  .stat-card-num {
    font-size: clamp(30px, 3vw, 42px);
    font-weight: 900;
    color: var(--brand);
    letter-spacing: -.02em;
  }

  .stat-card-label {
    color: var(--muted);
    font-size: 14px;
    margin-top: 6px;
  }

  /* ===== Services ===== */
  .services-section {
    background: var(--white);
    padding: 88px 0;
  }

  .services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
    margin-top: 40px;
  }

  .service-card {
    border: 1px solid var(--card-line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    background: var(--white);
    padding: 30px;
    transition: all .25s ease;
    position: relative;
    overflow: hidden;
  }

  .service-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--brand), #39B57E);
    opacity: 0;
    transition: opacity .25s;
  }

  .service-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-6px);
  }

  .service-card:hover::before {
    opacity: 1;
  }

  .service-icon {
    width: 56px;
    height: 56px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #E8F5EE;
    color: var(--brand);
    margin-bottom: 20px;
  }

  .service-icon svg {
    width: 28px;
    height: 28px;
  }

  .service-card h3 {
    font-size: 21px;
  }

  .service-text {
    color: var(--muted);
    font-size: 15px;
    margin-bottom: 18px;
  }

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

  .check-list li {
    position: relative;
    padding-left: 30px;
    margin: 10px 0;
    font-size: 14px;
    color: var(--text);
  }

  .check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: rgba(12, 122, 77, .1);
    color: var(--brand);
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
  }

  /* ===== Scene Grid ===== */
  .scene-section {
    padding: 88px 0;
    background: var(--cream);
  }

  .scene-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 42px;
  }

  .scene-card {
    background: var(--white);
    border: 1px solid var(--card-line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all .25s ease;
  }

  .scene-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
  }

  .scene-img {
    position: relative;
    overflow: hidden;
  }

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

  .scene-card:hover .scene-img img {
    transform: scale(1.04);
  }

  .scene-tag {
    position: absolute;
    left: 12px;
    top: 12px;
    background: rgba(19, 42, 30, .86);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: var(--radius-pill);
    backdrop-filter: blur(8px);
  }

  .scene-body {
    padding: 22px;
  }

  .scene-body h3 {
    font-size: 18px;
    margin-bottom: 10px;
  }

  .scene-body p {
    color: var(--muted);
    font-size: 14px;
    margin-bottom: 0;
  }

  /* ===== Process ===== */
  .process-section {
    background:
      linear-gradient(90deg, rgba(12, 72, 46, .95), rgba(19, 42, 30, .96)),
      url('/assets/images/backpic/back-2.png') center / cover no-repeat;
    color: #fff;
    padding: 88px 0;
  }

  .process-title {
    color: #fff;
  }

  .process-sub {
    color: rgba(255, 255, 255, .74);
  }

  .timeline-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 18px;
    margin-top: 52px;
    counter-reset: step;
  }

  .step-card {
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: var(--radius-lg);
    padding: 24px;
    backdrop-filter: blur(8px);
    transition: all .25s ease;
    position: relative;
  }

  .step-card:hover {
    background: rgba(255, 255, 255, .12);
    transform: translateY(-6px);
  }

  .step-num {
    color: #89DFBA;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: .1em;
    display: block;
    margin-bottom: 12px;
  }

  .step-card h3 {
    color: #fff;
    font-size: 17px;
    margin-bottom: 10px;
  }

  .step-card p {
    color: rgba(255, 255, 255, .72);
    font-size: 13px;
    line-height: 1.7;
    margin: 0;
  }

  /* ===== Why ===== */
  .why-section {
    padding: 88px 0;
    background: var(--white);
  }

  .why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 42px;
  }

  .why-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 28px;
  }

  .why-card strong {
    color: var(--forest);
    font-size: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
  }

  .why-card strong i {
    font-style: normal;
    color: var(--display);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--brand);
    color: #fff;
    font-size: 14px;
  }

  .why-card p {
    color: var(--muted);
    font-size: 15px;
    margin: 0;
  }

  /* ===== Cases ===== */
  .case-section {
    padding: 88px 0;
    background: var(--cream);
  }

  .case-list {
    display: grid;
    gap: 36px;
    margin-top: 42px;
  }

  .case-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--white);
    border: 1px solid var(--card-line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
  }

  .case-card:hover {
    box-shadow: var(--shadow-hover);
  }

  .case-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4 / 3;
  }

  .case-content {
    padding: 34px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .case-label {
    color: var(--brand);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: .08em;
    text-transform: uppercase;
    margin-bottom: 8px;
  }

  .case-content h3 {
    font-size: 24px;
  }

  .case-desc {
    color: var(--muted);
    font-size: 15px;
  }

  .case-data-line {
    display: flex;
    gap: 28px;
    margin: 18px 0 22px;
    flex-wrap: wrap;
  }

  .case-data-item {
    background: #EFF6F2;
    padding: 10px 14px;
    border-radius: 12px;
    color: var(--forest);
    font-size: 13px;
    font-weight: 700;
  }

  /* ===== FAQ ===== */
  .faq-section {
    padding: 88px 0;
    background: var(--white);
  }

  .faq-list {
    max-width: 860px;
    margin: 40px auto 0;
    display: grid;
    gap: 14px;
  }

  .faq-list details {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 6px 2px;
    transition: all .25s;
  }

  .faq-list details[open] {
    border-left: 4px solid var(--brand);
    background: linear-gradient(90deg, #F1F8F5, #fff 30%);
    box-shadow: var(--shadow-sm);
  }

  .faq-list summary {
    list-style: none;
    font-weight: 700;
    color: var(--forest);
    font-size: 17px;
    padding: 16px 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
  }

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

  .faq-list summary::after {
    content: "+";
    color: var(--brand);
    font-size: 28px;
    font-weight: 400;
    line-height: 1;
    transition: transform .25s;
  }

  .faq-list details[open] summary::after {
    content: "−";
    font-weight: 800;
  }

  .faq-answer {
    padding: 0 90px 22px 24px;
    color: var(--muted);
    font-size: 15px;
  }

  /* ===== CTA ===== */
  .cta-section {
    padding: 100px 0;
    background:
      linear-gradient(115deg, rgba(7, 50, 32, .94), rgba(19, 42, 30, .80)),
      url('/assets/images/backpic/back-3.png') center / cover no-repeat;
    color: #fff;
  }

  .cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 58px;
    align-items: center;
  }

  .cta-title {
    color: #fff;
    font-size: clamp(28px, 3.5vw, 40px);
  }

  .cta-text {
    color: rgba(255, 255, 255, .8);
    font-size: 16px;
  }

  .cta-contact-list {
    list-style: none;
    margin: 22px 0 0;
    padding: 0;
  }

  .cta-contact-list li {
    margin: 12px 0;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 14px;
  }

  .cta-contact-list strong {
    color: #B8EBD2;
  }

  .lead-card {
    background: var(--white);
    border-radius: 24px;
    padding: 34px;
    box-shadow: 0 30px 70px rgba(0, 0, 0, .25);
    color: var(--text);
  }

  .lead-card h3 {
    font-size: 24px;
    margin-bottom: 6px;
  }

  .lead-card .form-tip {
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 22px;
  }

  .form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .field {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .field label {
    font-size: 13px;
    font-weight: 700;
    color: var(--forest);
  }

  .field-full {
    grid-column: 1 / -1;
  }

  .submit-row {
    grid-column: 1 / -1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 8px;
  }

  .submit-note {
    font-size: 12px;
    color: var(--muted);
  }

  /* ===== Footer ===== */
  .site-footer {
    background: #0E2118;
    color: rgba(255, 255, 255, .82);
    padding: 66px 0 20px;
    font-size: 14px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 38px;
    padding-bottom: 40px;
  }

  .footer-brand .brand-name {
    color: #fff;
  }

  .footer-brand .brand-sub {
    color: #65C795;
  }

  .footer-brand p {
    color: rgba(255, 255, 255, .62);
    line-height: 1.7;
    max-width: 300px;
    margin-top: 14px;
  }

  .ft-h {
    color: #fff;
    font-size: 15px;
    margin-bottom: 18px;
    font-weight: 800;
  }

  .footer-link-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .footer-link-list a {
    color: rgba(255, 255, 255, .62);
    transition: color .2s;
  }

  .footer-link-list a:hover {
    color: #6FD6A3;
  }

  .footer-contact-item {
    margin: 10px 0;
    display: flex;
    gap: 8px;
    color: rgba(255, 255, 255, .62);
  }

  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    border-top: 1px solid rgba(255, 255, 255, .14);
    padding-top: 22px;
    color: rgba(255, 255, 255, .42);
    font-size: 13px;
  }

  .beian span {
    white-space: nowrap;
  }

  /* ===== Responsive ===== */
  @media (max-width: 1200px) {
    .mega-panel {
      width: 580px;
    }
  }

  @media (max-width: 1024px) {
    .header-inner {
      height: 66px;
    }

    .nav-toggle-btn {
      display: inline-flex;
    }

    .nav-close {
      display: inline-flex;
      position: absolute;
      top: 18px;
      right: 18px;
      z-index: 5;
    }

    .main-nav {
      position: fixed;
      top: 0;
      right: 0;
      bottom: 0;
      width: min(84%, 360px);
      background: var(--cream);
      flex-direction: column;
      align-items: stretch;
      gap: 12px;
      padding: 88px 25px 30px;
      transform: translateX(105%);
      transition: transform .32s ease;
      box-shadow: -20px 0 50px rgba(19, 42, 30, .16);
      overflow-y: auto;
      z-index: 110;
    }

    .nav-toggle:checked~.header-inner .main-nav {
      transform: translateX(0);
    }

    .header-inner .brand {
      margin-right: auto;
    }

    .has-mega .mega-panel {
      display: none;
    }

    .main-nav .nav-item,
    .has-mega>.nav-item {
      width: 100%;
      padding: 14px 16px;
      font-size: 16px;
      color: var(--forest);
    }

    .main-nav .nav-item::after {
      display: none;
    }

    .mega-links,
    .mega-cols {
      display: block;
    }

    .mega-links .mega-col {
      margin-bottom: 18px;
    }

    .mega-col a {
      font-size: 15px;
      padding: 7px 0;
    }

    .header-login {
      display: none;
    }

    .hero-grid {
      grid-template-columns: 1fr;
      gap: 58px;
    }

    .services-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .scene-grid {
      grid-template-columns: repeat(2, 1fr);
    }

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

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

    .case-card {
      grid-template-columns: 1fr;
    }

    .case-img img {
      aspect-ratio: 16 / 10;
    }

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

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

  @media (max-width: 640px) {
    .section {
      padding: 66px 0;
    }

    .container {
      width: min(100% - 32px, 1200px);
    }

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

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

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

    .stats-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }

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

    .section-title,
    .process-title {
      font-size: 28px;
    }

    .stat-card-num {
      font-size: 30px;
    }

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

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 30px;
    }

    .footer-bottom {
      flex-direction: column;
      align-items: flex-start;
      gap: 8px;
    }

    .case-content {
      padding: 26px 22px;
    }

    .float-badge {
      display: none;
    }

    .hero-media-note {
      display: none;
    }

    .lead-card {
      padding: 24px;
    }

    .faq-answer {
      padding: 0 22px 20px 22px;
    }
  }

/* roulang page: category3 */
:root{
  --green:#0C7A4D;
  --green-deep:#085C3A;
  --fire:#E63946;
  --fire-deep:#C62833;
  --deep:#132A1E;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --text:#3D4A43;
  --muted:#6B7A72;
  --line:#E5E0D5;
  --radius-lg:22px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow:0 2px 8px rgba(19,42,30,.05),0 8px 24px rgba(19,42,30,.06);
  --shadow-hover:0 4px 16px rgba(19,42,30,.08),0 12px 32px rgba(19,42,30,.1);
  --font-system:system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-system);background:var(--cream,#F7F5F0);color:#3D4A43;line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid rgba(230,57,70,.45);outline-offset:2px;border-radius:4px}
.container{width:min(1240px,100% - 48px);margin-inline:auto}
@media(max-width:640px){.container{width:min(100% - 32px,1240px)}}
.section{padding:clamp(3rem,6vw,5.5rem) 0}
.bg-deep{background:var(--deep);color:#fff}
.text-fire{color:var(--fire)}
.h2-title{font-size:clamp(28px,3.4vw,38px);font-weight:800;line-height:1.2;color:var(--deep);letter-spacing:-.01em}
.sec-lead{font-size:16px;line-height:1.9;color:var(--muted);max-width:610px;margin:8px auto 0}
.mt-6{margin-top:24px}.mt-4{margin-top:16px}.mb-3{margin-bottom:12px}.mb-5{margin-bottom:20px}.mb-8{margin-bottom:32px}
.px-6{padding-left:24px;padding-right:24px}.py-4{padding-top:16px;padding-bottom:16px}
/* topbar */
.topbar{background:linear-gradient(90deg,var(--deep),var(--green-deep));color:rgba(255,255,255,.92);font-size:13.5px;padding:8px 0}
.topbar-inner{width:min(1280px,100% - 48px);margin-inline:auto;display:flex;justify-content:space-between;align-items:center;gap:16px}
.topbar-login{color:#fff;opacity:.85;border-bottom:1px solid rgba(255,255,255,.5);transition:.2s}
.topbar-login:hover{opacity:1;border-color:#fff}
/* header */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-strip{width:min(1280px,100% - 48px);margin-inline:auto;display:flex;align-items:center;height:76px;gap:30px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:44px;height:44px;display:grid;place-items:center;background:var(--green);color:#fff;border-radius:14px;box-shadow:0 4px 14px rgba(12,122,77,.25)}
.brand-mark svg{width:24px;height:24px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-weight:900;color:var(--deep);font-size:20px;letter-spacing:.02em}
.brand-sub{font-size:10.5px;letter-spacing:.16em;color:var(--muted);font-weight:700}
/* nav desktop */
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-item{display:flex;align-items:center;gap:4px;font-size:15.5px;font-weight:600;color:#2E3A33;padding:12px 14px;border-radius:8px;position:relative;transition:all .22s}
.nav-item:hover,.nav-item.active{color:var(--green)}
.nav-item.active{color:var(--green)}
.nav-item.active::after{content:"";position:absolute;left:14px;right:14px;bottom:5px;height:3px;border-radius:99px;background:var(--fire)}
.nav-item:hover{background:rgba(12,122,77,.06)}
.chevron{width:14px;height:14px;opacity:.65}
.has-mega{position:relative}
.has-mega .mega-panel{position:absolute;left:50%;top:calc(100% + 4px);width:680px;transform:translateX(-50%);background:var(--bg);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow-hover);display:none;z-index:99;opacity:0;transition:opacity .2s ease}
.has-mega:hover .mega-panel,.has-mega:focus-within .mega-panel{display:block;opacity:1}
.has-mega .mega-panel::before{content:"";position:absolute;top:-7px;left:50%;width:14px;height:14px;background:var(--bg);border-left:1px solid var(--line);border-top:1px solid var(--line);transform:translateX(-50%) rotate(45deg)}
.mega-cols{display:grid;grid-template-columns:1fr 1fr 230px;gap:18px}
.mega-col h5{font-size:13px;color:var(--muted);margin-bottom:12px;font-weight:700}
.mega-col a{display:block;font-size:14px;color:var(--deep);padding:7px 0;border-bottom:1px solid rgba(229,224,213,.5);transition:color .2s,padding-left .2s}
.mega-col a:hover{color:var(--fire);padding-left:6px}
.mega-mini-card{background:var(--deep);border-radius:14px;overflow:hidden;position:relative;color:#fff;align-self:stretch;min-height:120px}
.mega-mini-card img{width:100%;height:100%;object-fit:cover;opacity:.6;position:absolute;inset:0}
.mega-mini-card div{position:absolute;left:0;right:0;bottom:0;padding:43px 12px 12px;background:linear-gradient(transparent,rgba(19,42,30,.95));font-size:14.5px;font-weight:700}
.mega-mini-card small{display:block;font-weight:400;font-size:12px;opacity:.8}
.header-ctas{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;height:46px;padding:0 26px;border-radius:999px;background:var(--green);color:#fff;font-size:15px;font-weight:700;border:1px solid transparent;transition:all .25s ease;cursor:pointer}
.btn:hover{transform:translateY(-2px);background:var(--green-deep);box-shadow:0 10px 20px rgba(12,122,77,.18)}
.btn-fire{background:var(--fire);color:#fff}
.btn-fire:hover{background:var(--fire-deep);box-shadow:0 10px 20px rgba(230,57,70,.2)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}
.btn-white{background:#fff;color:var(--green)}
/* mobile menu */
.mobile-toggle{display:none}
@media(max-width:1080px){
.header-strip{flex-wrap:wrap;height:auto;padding-top:14px;padding-bottom:14px;gap:12px}
.main-nav{display:none}
.mobile-toggle{display:block;margin-left:auto;position:relative}
.mobile-toggle details{position:relative}
.mobile-toggle .menu-btn{list-style:none;display:flex;align-items:center;gap:8px;height:44px;padding:0 18px;border:1.5px solid var(--line);border-radius:999px;font-size:14px;font-weight:700;color:var(--deep);background:#fff;cursor:pointer}
.mobile-toggle .menu-btn::-webkit-details-marker{display:none}
.mobile-toggle details .mobile-panel{position:absolute;right:0;top:calc(100% + 10px);width:min(350px,calc(100vw - 32px));background:var(--bg);border:1px solid var(--line);border-radius:20px;padding:12px;box-shadow:var(--shadow-hover);z-index:100}
.mobile-panel a{display:block;padding:13px 16px;font-size:15px;font-weight:600;color:var(--deep);border-radius:10px;border-bottom:1px solid rgba(229,224,213,.6)}
.mobile-panel a:hover{background:#fff;color:var(--green)}
.mobile-panel .mega-mobile a{color:var(--muted);font-weight:400;padding:9px 22px;font-size:14px}
.mobile-toggle details[open] .menu-btn::after{content:"✕";font-size:15px;margin-left:6px;color:var(--fire)}
}
@media(max-width:560px){
.topbar-inner{width:min(100% - 24px,1280px);justify-content:center;gap:20px;flex-wrap:wrap;text-align:center}
.topbar-login{display:none}
.header-ctas .btn{padding:0 16px;font-size:14px}
}
/* category hero */
.page-hero{position:relative;background:linear-gradient(100deg,#0B3225 0%,#0C7A4D 56%,#2E9B6A 100%);color:#fff;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.15;mix-blend-mode:luminosity}
.page-hero::after{content:"";position:absolute;right:-80px;bottom:-80px;width:340px;height:340px;border-radius:50%;border:42px solid rgba(255,255,255,.08)}
.page-hero-wrap{position:relative;z-index:1;padding:clamp(48px,8vw,92px) 0;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:40px}
.hero-line{display:inline-flex;align-items:center;gap:9px;padding:7px 14px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.2);border-radius:999px;color:#fff;font-size:13px;letter-spacing:.05em}
.hero-line i{width:7px;height:7px;border-radius:50%;background:#F4AC45;box-shadow:0 0 0 4px rgba(244,172,69,.25)}
.page-hero h1{font-size:clamp(34px,5.6vw,60px);font-weight:900;letter-spacing:.01em;line-height:1.15;color:#fff;margin:20px 0 16px}
.page-hero p{font-size:16.5px;color:rgba(255,255,255,.85);line-height:1.95;max-width:580px}
.hero-note{display:flex;flex-wrap:wrap;gap:22px;margin-top:30px;color:#fff}
.hero-note-item{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.9)}
.hero-note-item svg{width:20px;height:20px;color:#F4AC45}
.hero-visual{position:relative;border-radius:26px;overflow:hidden;box-shadow:0 30px 50px rgba(0,0,0,.3)}
.hero-visual img{width:100%;height:100%;min-height:300px;max-height:470px;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,transparent 50%,rgba(12,122,77,.28))}
.visual-tag{position:absolute;bottom:18px;left:18px;z-index:1;background:rgba(255,255,255,.94);color:var(--deep);padding:12px 18px;border-radius:16px;box-shadow:var(--shadow);font-size:14.5px;font-weight:700}
.visual-tag small{display:block;color:var(--muted);font-weight:400}
.visual-badge{position:absolute;top:18px;right:18px;z-index:1;background:var(--fire);color:#fff;border-radius:999px;padding:6px 14px;font-size:13px;font-weight:700;box-shadow:0 8px 16px rgba(230,57,70,.3)}
@media(max-width:960px){.page-hero-wrap{grid-template-columns:1fr}.hero-visual{max-height:300px}}
/* card subject */
.subject-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.subject-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:.25s ease}
.subject-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.subject-card .imgbox{height:180px;overflow:hidden;background:var(--bg)}
.subject-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.subject-card:hover img{transform:scale(1.05)}
.subject-body{padding:22px;display:flex;flex-direction:column;flex:1}
.subject-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(12,122,77,.1);color:var(--green);margin-bottom:12px}
.subject-icon svg{width:22px;height:22px}
.subject-body h3{font-size:19px;font-weight:800;color:var(--deep);margin-bottom:8px}
.subject-body p{font-size:14px;line-height:1.8;color:var(--muted);flex:1}
.subject-link{margin-top:16px;display:inline-flex;align-items:center;gap:6px;color:var(--green);font-weight:700;font-size:14px}
@media(max-width:1180px){.subject-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.subject-grid{grid-template-columns:1fr}.subject-card .imgbox{height:200px}}
/* dark proof strip */
.proof-section{background:linear-gradient(90deg,var(--deep),#1D3A2D);color:#fff}
.proof-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.proof-item{padding:18px 10px;border-radius:20px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
.proof-item .num{font-size:clamp(32px,4vw,46px);font-weight:900;color:#fff;line-height:1.1;font-feature-settings:"tnum"}
.proof-item .lbl{color:rgba(255,255,255,.72);font-size:14px;margin-top:8px}
.proof-item .lbl i{font-style:normal;color:#F4AC45;font-size:13px;margin-left:4px}
@media(max-width:820px){.proof-grid{grid-template-columns:repeat(2,1fr)}}
/* schedule table */
.schedule-wrap{background:#fff;border-radius:22px;box-shadow:var(--shadow);padding:clamp(20px,4vw,38px);border:1px solid var(--line)}
.schedule-table{width:100%;border-collapse:collapse;font-size:14.5px}
.schedule-table th,.schedule-table td{text-align:left;padding:14px 12px;border-bottom:1px solid var(--line)}
.schedule-table thead th{background:rgba(12,122,77,.06);color:var(--green);font-weight:700;border-bottom:1px solid rgba(12,122,77,.2)}
.schedule-table tr:last-child td{border-bottom:none}
.schedule-table td span.label{display:inline-block;padding:3px 10px;border-radius:999px;background:rgba(230,57,70,.09);color:var(--fire);font-size:12px;font-weight:600;margin-left:6px}
.course-side ul li{position:relative;padding:14px 0 14px 34px;border-bottom:1px dashed var(--line);font-size:15px;color:var(--text)}
.course-side ul li:last-child{border-bottom:none}
.course-side ul li::before{content:"";position:absolute;left:2px;top:22px;width:10px;height:10px;border-radius:50%;background:var(--fire);box-shadow:0 0 0 4px rgba(230,57,70,.12)}
.course-side strong{color:var(--deep)}
.course-side small{display:block;color:var(--muted);font-size:13.5px}
@media(max-width:1024px){.schedule-responsive{overflow-x:auto}.schedule-table{min-width:620px}}
/* two col info */
.bicloud{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.bicloud img{border-radius:22px;box-shadow:var(--shadow);width:100%;height:430px;object-fit:cover}
.info-feature-row{padding-left:22px;border-left:3px solid rgba(12,122,77,.15);margin:20px 0}
.info-feature-row strong{color:var(--deep);font-weight:800;font-size:16.5px}
.info-feature-row p{color:var(--muted);font-size:14.5px;margin-top:3px}
@media(max-width:980px){.bicloud{grid-template-columns:1fr;gap:30px}.bicloud img{height:300px}}
/* process */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;position:relative;transition:.25s}
.step:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.step::before{counter-increment:step;content:"0" counter(step);position:absolute;top:-12px;right:18px;background:var(--green);color:#fff;font-size:15px;font-weight:800;width:34px;height:34px;display:grid;place-items:center;border-radius:12px;font-feature-settings:"tnum"}
.step h4{font-size:17px;font-weight:800;color:var(--deep);margin:12px 0 7px}
.step p{font-size:14px;color:var(--muted);line-height:1.8}
@media(max-width:900px){.process-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:540px){.process-grid{grid-template-columns:1fr}}
/* coach feature cards */
.coach-wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.coach-item{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:28px 20px;text-align:center;transition:.3s}
.coach-item:hover{transform:translateY(-5px);border-color:var(--fire);background:rgba(255,255,255,.12)}
.coach-icon{width:62px;height:62px;margin-inline:auto;border-radius:18px;background:linear-gradient(145deg,var(--fire),#f07b64);display:grid;place-items:center;color:#fff;margin-bottom:12px;box-shadow:0 10px 20px rgba(230,57,70,.22)}
.coach-icon svg{width:30px;height:30px}
.coach-item h4{color:#fff;font-size:18px;font-weight:800}
.coach-item p{color:rgba(255,255,255,.68);font-size:14px;line-height:1.8;margin-top:8px}
.stat-num{font-size:26px;font-weight:900;color:#F4AC45;display:block;margin-bottom:4px}
@media(max-width:1080px){.coach-wrap{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.coach-wrap{grid-template-columns:1fr}}
/* two gallery */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.case-article{background:#fff;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);transition:.3s}
.case-article:hover{box-shadow:var(--shadow-hover)}
.case-article img{width:100%;height:260px;object-fit:cover;transition:transform .4s}
.case-article .case-body{padding:24px}
.case-tag{display:inline-block;background:rgba(12,122,77,.08);color:var(--green);padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:700;margin-bottom:10px}
.case-article h4{font-size:20px;font-weight:800;color:var(--deep);margin-bottom:10px}
.case-article p{font-size:14px;color:var(--muted);line-height:1.9}
@media(max-width:780px){.case-grid{grid-template-columns:1fr}.case-article img{height:220px}}
/* faq */
.faq-list{max-width:880px;margin-inline:auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;margin-bottom:12px;overflow:hidden;transition:box-shadow .25s}
.faq-item[open]{box-shadow:var(--shadow)}
.faq-item summary{cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 24px;font-weight:700;color:var(--deep);font-size:16px;list-style:none;transition:color .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--green);font-size:24px;font-weight:400;transition:transform .2s;flex-shrink:0}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--fire)}
.faq-item[open] summary{color:var(--green)}
.faq-item .faq-ans{padding:0 24px 22px;color:var(--text);font-size:14.5px;line-height:2}
/* cta */
.cta-section{position:relative;background:#0B3225;overflow:hidden}
.cta-section::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center 70%/cover no-repeat;opacity:.14}
.cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.cta-copy h2{color:#fff}
.cta-copy p{color:rgba(255,255,255,.8);font-size:16px;line-height:2;margin-top:18px}
.contact-list{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;color:#fff}
.contact-chip{border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.06);border-radius:999px;padding:9px 18px;font-size:14px}
.contact-form{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(14px);border-radius:26px;padding:clamp(20px,3vw,34px)}
.contact-form label{display:block;color:#fff;font-size:13.5px;font-weight:600;margin-bottom:7px}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.1);border-radius:10px;padding:12px 14px;color:#fff;font-size:15px;outline:none;margin-bottom:16px;transition:.22s;appearance:none}
.contact-form input::-moz-placeholder,.contact-form textarea::-moz-placeholder{color:rgba(255,255,255,.5)}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:rgba(255,255,255,.5)}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.15);background:rgba(255,255,255,.16)}
.contact-form option{color:var(--deep);background:#fff}
@media(max-width:980px){.cta-grid{grid-template-columns:1fr}}
/* footer */
.site-footer{background:var(--deep);color:#9FB6A7;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.35fr .75fr .8fr 1.05fr;gap:34px;padding:52px 0 40px}
.footer-brand .brand{color:#fff}
.footer-brand .brand .brand-name{color:#fff}
.footer-brand p{margin-top:16px;color:#9FB6A7;line-height:1.9;font-size:14px;max-width:340px}
.ft-h{position:relative;color:#fff;font-size:16px;font-weight:800;letter-spacing:.03em;margin-bottom:18px;padding-bottom:12px}
.ft-h::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:3px;border-radius:99px;background:var(--fire)}
.footer-link-list a{display:inline-flex;align-items:center;margin-bottom:10px;color:#9FB6A7;transition:.2s}
.footer-link-list a:hover{color:#fff;padding-left:8px}
.footer-link-list a::before{content:"›";margin-right:6px;color:rgba(12,122,77,.4)}
.footer-contact-item{display:flex;gap:10px;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.08);color:#9FB6A7}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0 30px;color:#8CA198;font-size:13.5px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.footer-bottom .beian{display:flex;gap:14px;flex-wrap:wrap}
@media(max-width:1100px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.footer-grid{grid-template-columns:1fr}.footer-contact-item{justify-content:flex-start}.footer-bottom{justify-content:center;text-align:center}}
@keyframes floatY{0%{transform:translateY(0)}100%{transform:translateY(-12px)}}
.float-icon{animation:floatY 3s ease-in-out infinite alternate}
.homeback{font-feature-settings:"tnum"}

/* roulang page: category2 */
:root {
  --green: #0C7A4D;
  --green-deep: #074D31;
  --red: #E63946;
  --red-dark: #B91F2E;
  --ink: #132A1E;
  --cream: #F7F5F0;
  --white: #ffffff;
  --text: #3D4A43;
  --muted: #6B7A72;
  --border: #E5E0D5;
  --shadow: 0 2px 8px rgba(19,42,30,0.05), 0 8px 24px rgba(19,42,30,0.06);
  --shadow-hover: 0 4px 16px rgba(19,42,30,0.08), 0 12px 32px rgba(19,42,30,0.10);
  --radius: 20px;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif; background:var(--cream); color:var(--text); line-height:1.75; -webkit-font-smoothing:antialiased; }
img { max-width:100%; display:block; }
a { text-decoration:none; color:inherit; }
ul, ol { list-style:none; }
input, select, textarea, button { font-family:inherit; }
.container { max-width:1280px; margin:0 auto; padding-left:24px; padding-right:24px; }
.section { padding-top:88px; padding-bottom:88px; }
.section-head { max-width:760px; margin-bottom:42px; }
.section-head.center { margin-left:auto; margin-right:auto; text-align:center; }
.eyebrow { display:inline-flex; align-items:center; gap:8px; color:var(--green); font-size:14px; font-weight:600; letter-spacing:.08em; }
.eyebrow::before { content:""; width:26px; height:2px; background:var(--red); border-radius:2px; }
.eyebrow.center::before { display:none; }
h1, h2, h3, h4 { color:var(--ink); font-weight:800; line-height:1.25; font-feature-settings:"tnum"; }
h1 { font-size:clamp(32px,4vw,50px); }
h2 { font-size:clamp(28px,3vw,38px); }
h3 { font-size:clamp(20px,1.6vw,24px); }
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; height:48px; padding:0 26px; border-radius:999px; font-weight:700; font-size:15px; border:1px solid transparent; transition:all .25s ease; cursor:pointer; white-space:nowrap; }
.btn-fire { background:var(--red); color:#fff; box-shadow:0 6px 16px rgba(230,57,70,.22); }
.btn-fire:hover { background:var(--red-dark); transform:translateY(-2px); box-shadow:0 10px 22px rgba(230,57,70,.28); }
.btn-green { background:var(--green); color:#fff; box-shadow:0 6px 16px rgba(12,122,77,.20); }
.btn-green:hover { background:var(--green-deep); transform:translateY(-2px); }
.btn-ghost { border-color:rgba(255,255,255,.65); color:#fff; background:rgba(255,255,255,.08); }
.btn-ghost:hover { background:rgba(255,255,255,.16); border-color:#fff; transform:translateY(-2px); }
.btn-ghost-dark { border-color:rgba(19,42,30,.25); color:var(--ink); }
.btn-ghost-dark:hover { border-color:var(--green); color:var(--green); transform:translateY(-2px); }
.btn:focus-visible, .nav-item:focus-visible, a:focus-visible { outline:3px solid rgba(230,57,70,.45); outline-offset:3px; }
.badge { display:inline-flex; align-items:center; gap:6px; border-radius:999px; padding:5px 13px; background:rgba(12,122,77,.10); color:var(--green-deep); font-size:13px; font-weight:700; }
.badge-red { background:rgba(230,57,70,.12); color:var(--red-dark); }
.card { background:#fff; border:1px solid #eeECE6; border-radius:var(--radius); box-shadow:var(--shadow); transition:all .25s ease; }
.card:hover { transform:translateY(-4px); box-shadow:var(--shadow-hover); border-color:rgba(12,122,77,.22); }
.site-header { position:sticky; top:0; z-index:60; background:rgba(255,255,255,.94); backdrop-filter:blur(12px); border-bottom:1px solid var(--border); }
.announce-top { background:var(--green-deep); color:#dcebe3; font-size:13px; letter-spacing:.03em; }
.announce-top .container { min-height:38px; display:flex; align-items:center; justify-content:space-between; gap:18px; }
.announce-right { display:flex; align-items:center; gap:14px; }
.announce-right a { color:#fff; font-weight:600; transition:opacity .2s; }
.announce-right a:hover { opacity:.8; }
.header__inner { min-height:76px; display:flex; align-items:center; gap:18px; position:relative; }
.brand { display:flex; align-items:center; gap:11px; flex-shrink:0; }
.brand-mark { width:42px; height:42px; border-radius:12px; display:flex; align-items:center; justify-content:center; color:#fff; background:linear-gradient(135deg,var(--green) 0%,var(--green-deep) 100%); box-shadow:0 4px 12px rgba(12,122,77,.22); }
.brand-text { display:flex; flex-direction:column; line-height:1.1; }
.brand-name { color:var(--ink); font-size:21px; font-weight:800; letter-spacing:.03em; }
.brand-sub { color:var(--muted); font-size:11px; letter-spacing:.16em; font-weight:600; margin-top:3px; }
.main-nav { display:flex; align-items:center; gap:4px; margin-left:auto; }
.nav-item { display:flex; align-items:center; gap:5px; padding:10px 12px; border-radius:10px; color:var(--ink); font-size:15px; font-weight:600; position:relative; transition:color .2s, background .2s; }
.nav-item:hover { color:var(--green); background:rgba(12,122,77,.07); }
.nav-item.active { color:var(--green); background:rgba(12,122,77,.08); }
.nav-item.active::after { content:""; position:absolute; left:12px; right:12px; bottom:0; height:3px; background:var(--red); border-radius:3px; }
.chevron { width:16px; height:16px; color:var(--muted); transition:transform .2s; }
.has-mega:hover .chevron { transform:rotate(180deg); color:var(--green); }
.has-mega { position:relative; }
.mega-panel { position:absolute; top:calc(100% + 14px); left:50%; transform:translateX(-50%); min-width:760px; background:#fff; border-radius:20px; box-shadow:0 16px 60px rgba(19,42,30,.16); padding:26px; display:flex; opacity:0; visibility:hidden; transition:opacity .25s, transform .25s, visibility .25s; border:1px solid #eeECE6; z-index:80; }
.has-mega:hover .mega-panel, .has-mega:focus-within .mega-panel { opacity:1; visibility:visible; transform:translateX(-50%) translateY(0); }
.mega-cols { width:100%; display:flex; gap:28px; }
.mega-links { flex:1; display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.mega-col h5 { font-size:13px; color:var(--muted); text-transform:uppercase; letter-spacing:.06em; margin-bottom:10px; font-weight:800; }
.mega-col a { display:flex; align-items:center; justify-content:space-between; padding:6px 0; color:var(--text); font-size:14px; font-weight:500; border-bottom:1px solid #f3efe6; transition:color .2s; }
.mega-col a:hover { color:var(--green); padding-left:4px; }
.mega-mini-card { width:240px; border-radius:16px; overflow:hidden; background:var(--ink); color:#fff; min-height:158px; position:relative; }
.mega-mini-card img { width:100%; height:110px; object-fit:cover; }
.mega-mini-card div { padding:10px 12px; background:var(--ink); }
.mega-mini-card div { font-size:14px; font-weight:700; }
.mega-mini-card small { display:block; color:rgba(255,255,255,.65); font-size:12px; margin-top:3px; }
.header__action { margin-left:6px; flex-shrink:0; }
.btn-login { height:42px; padding:0 21px; border-radius:999px; background:transparent; border:1.5px solid var(--red); color:var(--red-dark); font-size:14px; font-weight:700; display:inline-flex; align-items:center; gap:7px; transition:all .25s; }
.btn-login:hover { background:var(--red); color:#fff; transform:translateY(-1px); }
.nav-toggle-input, .header-toggle { display:none; }
.main { overflow:hidden; }
.page-hero { position:relative; background:linear-gradient(105deg, rgba(6,48,31,.98) 0%, rgba(10,92,58,.92) 52%, rgba(12,122,77,.78) 100%), url('/assets/images/backpic/back-2.png') center/cover; color:#f2f6f4; padding:84px 0 80px; }
.page-hero::after { content:""; position:absolute; inset:0; pointer-events:none; background:url('/assets/images/backpic/back-1.webp') no-repeat center/cover; opacity:.05; mix-blend-mode:overlay; }
.page-hero .hero-wrap { position:relative; z-index:2; }
.breadcrumb { display:flex; align-items:center; flex-wrap:wrap; gap:8px; font-size:13px; color:rgba(255,255,255,.68); margin-bottom:40px; letter-spacing:.02em; }
.breadcrumb a { color:rgba(255,255,255,.9); font-weight:600; transition:color .2s; }
.breadcrumb a:hover { color:#fff; }
.breadcrumb i { opacity:.55; font-style:normal; }
.hero-tag { display:inline-flex; align-items:center; gap:7px; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.26); border-radius:999px; padding:7px 15px; font-size:13px; font-weight:600; color:#fff; margin-bottom:18px; }
.hero-tag svg { width:16px; height:16px; }
.page-hero h1 { color:#fff; font-weight:900; letter-spacing:-.01em; margin-bottom:20px; }
.hero-lead { max-width:100%; font-size:16px; line-height:1.8; color:rgba(255,255,255,.88); margin-bottom:32px; }
.hero-actions { display:flex; flex-wrap:wrap; gap:14px; align-items:center; margin-bottom:40px; }
.hero-note { display:flex; align-items:center; gap:12px; color:rgba(255,255,255,.78); }
.hero-note .phone { font-weight:800; font-size:18px; color:#fff; font-feature-settings:"tnum"; letter-spacing:.02em; }
.hero-card-box { position:relative; } 
.hero-card-box .cover-frame { border-radius:24px; overflow:hidden; box-shadow:0 30px 80px rgba(0,0,0,.35); transform:rotate(2deg); transition:transform .4s; }
.hero-card-box:hover .cover-frame { transform:rotate(0deg); }
.cover-frame img { width:100%; height:390px; object-fit:cover; }
.stats-mini { background:rgba(255,255,255,.14); border:1px solid rgba(255,255,255,.16); border-radius:16px; padding:18px 16px; margin-top:26px; backdrop-filter:blur(8px); display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.stats-mini b { display:block; font-size:24px; color:#fff; font-feature-settings:"tnum"; font-weight:800; line-height:1.2; }
.stats-mini span { font-size:12px; color:rgba(255,255,255,.72); line-height:1.5; }
.float-badge { position:absolute; top:-14px; right:18px; background:#fff; color:var(--red-dark); border-radius:16px; padding:9px 18px; font-weight:800; font-size:15px; box-shadow:0 12px 30px rgba(0,0,0,.20); display:flex; align-items:center; gap:6px; }
.float-badge small { font-size:11px; font-weight:700; color:var(--muted); }
.icon-box { width:52px; height:52px; border-radius:14px; display:flex; align-items:center; justify-content:center; background:rgba(12,122,77,.1); color:var(--green); flex-shrink:0; }
.icon-box svg { width:28px; height:28px; }
.tag-line { display:inline-flex; flex-wrap:wrap; gap:8px; margin-top:18px; }
.step-grid { counter-reset: step; }
.step-card { background:#fff; border-left:5px solid var(--green); border-radius:0 14px 14px 0; box-shadow:var(--shadow); padding:26px 24px 22px; position:relative; overflow:hidden; transition:all .25s; }
.step-card::before { counter-increment: step; content:"0" counter(step); position:absolute; right:-12px; bottom:-40px; font-size:120px; font-weight:900; color:rgba(12,122,77,.05); line-height:1; pointer-events:none; font-feature-settings:"tnum"; }
.step-card:hover { transform:translateY(-3px); box-shadow:var(--shadow-hover); border-left-color:var(--red); }
.step-num { font-size:13px; font-weight:800; color:var(--red); margin-bottom:10px; display:inline-flex; align-items:center; gap:6px; }
.step-num::before { content:""; width:14px; height:2px; background:var(--red); border-radius:2px; }
.skill-grid .item { display:flex; align-items:flex-start; gap:13px; padding:16px 0; border-bottom:1px dashed #e4dfd3; }
.skill-grid .item:last-child { border-bottom:0; padding-bottom:4px; }
.skill-grid .item svg { width:22px; height:22px; color:var(--green); flex-shrink:0; margin-top:2px; }
.checkboard { display:grid; gap:14px; }
.check-row { display:flex; align-items:flex-start; gap:10px; }
.check-row svg { width:20px; height:20px; color:var(--green); flex-shrink:0; margin-top:3px; }
.check-row span { font-size:15px; color:var(--text); }
.case-card-photo { border-radius:20px; overflow:hidden; position:relative; min-height:240px; }
.case-card-photo img { width:100%; height:250px; object-fit:cover; transition:transform .4s; }
.case-card-photo:hover img { transform:scale(1.04); }
.project-tag { position:absolute; top:14px; left:14px; background:rgba(7,77,49,.92); color:#fff; padding:5px 12px; border-radius:8px; font-size:12px; font-weight:700; }
.project-body { padding:22px; }
.project-metric { display:flex; flex-wrap:wrap; gap:14px; margin-top:18px; }
.project-metric .metric { border:1px solid #E8E3D6; background:#FBF9F3; border-radius:12px; padding:8px 14px; min-width:110px; }
.project-metric b { display:block; color:var(--green-deep); font-size:22px; font-feature-settings:"tnum"; }
.project-metric span { color:var(--muted); font-size:12px; }
.dark-well { background:var(--ink); border-radius:24px; overflow:hidden; }
.dark-well .well-inner { background:linear-gradient(120deg, rgba(255,255,255,.05), transparent 50%); padding:44px 40px; }
.form-card { background:#fff; border-radius:22px; box-shadow:var(--shadow-hover); padding:32px; }
.form-card h3 { font-size:22px; margin-bottom:6px; }
.form-label { font-size:14px; font-weight:600; color:var(--ink); display:block; margin-bottom:8px; }
.form-input { width:100%; background:#FBF9F3; border:1px solid #ded9cc; border-radius:12px; height:50px; padding:0 15px; font-size:15px; color:var(--ink); outline:none; transition:border .2s, box-shadow .2s; }
textarea.form-input { height:auto; min-height:110px; padding:13px 15px; resize:vertical; }
.form-input:focus { border-color:var(--green); box-shadow:0 0 0 4px rgba(12,122,77,.13); background:#fff; }
details.faq { border:1px solid #e6e1d5; border-radius:16px; background:#fff; overflow:hidden; transition:box-shadow .25s; }
details.faq summary { cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:12px; padding:18px 22px; font-size:15px; font-weight:700; color:var(--ink); user-select:none; }
details.faq summary::-webkit-details-marker { display:none; }
details.faq summary .faq-icon { width:28px; height:28px; flex-shrink:0; border-radius:50%; border:1px solid var(--green); color:var(--green); display:flex; align-items:center; justify-content:center; font-size:18px; font-weight:300; transition:all .2s; }
details.faq[open] { box-shadow:var(--shadow); border-color:rgba(12,122,77,.38); }
details.faq[open] summary { color:var(--green-deep); background:#eef7f1; }
details.faq[open] summary .faq-icon { transform:rotate(225deg); background:var(--green); color:#fff; border-color:var(--green); }
.faq-answer { padding:0 22px 20px; font-size:15px; line-height:1.9; color:var(--text); background:#f6fdf8; }
.text-muted { color:var(--muted); }
.big-number { font-size:40px; line-height:1; font-weight:900; color:#fff; font-feature-settings:"tnum"; letter-spacing:.02em; }
.big-number small { font-size:18px; font-weight:800; margin-left:2px; }
.site-footer { background:var(--ink); color:rgba(255,255,255,.74); padding:68px 0 0; margin-top:0; }
.footer-grid { display:grid; grid-template-columns:2.1fr 1fr 1fr 1.3fr; gap:44px; padding-bottom:48px; }
.footer-brand p { font-size:14px; line-height:1.9; margin:20px 0 4px; max-width:340px; color:rgba(255,255,255,.68); }
.ft-h { color:#fff; font-size:16px; font-weight:700; margin-bottom:18px; }
.footer-link-list a { display:block; color:rgba(255,255,255,.7); font-size:14px; padding:5px 0; transition:color .2s, padding .2s; }
.footer-link-list a:hover { color:#fff; padding-left:5px; }
.footer-contact-item { font-size:14px; color:rgba(255,255,255,.76); display:flex; justify-content:space-between; gap:12px; padding:6px 0; border-bottom:1px solid rgba(255,255,255,.08); }
.footer-contact-item:last-of-type { border-bottom:0; }
.footer-bottom { border-top:1px solid rgba(255,255,255,.12); padding:22px 0; display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px; font-size:13px; color:rgba(255,255,255,.55); }
.beian { display:inline-flex; gap:14px; font-weight:500; }
.video-poster { border-radius:20px; overflow:hidden; min-height:300px; position:relative; background:url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat; }
.video-poster::before { content:""; position:absolute; inset:0; background:linear-gradient(200deg, rgba(7,77,49,.2), rgba(7,77,49,.85)); }
.video-poster-inner { position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:16px; }
.video-play { width:66px; height:66px; border-radius:50%; background:rgba(255,255,255,.92); box-shadow:0 0 0 10px rgba(255,255,255,.15); display:flex; align-items:center; justify-content:center; color:var(--green-deep); transition:transform .25s; }
.video-poster:hover .video-play { transform:scale(1.1); }
.video-play svg { width:26px; height:26px; margin-left:5px; }
@media (max-width: 1024px) {
  .mega-panel { display:none; }
  .has-mega:hover .mega-panel { display:none; }
  .main-nav { display:none; position:fixed; top:76px; left:0; width:100%; height:calc(100vh - 76px); background:var(--cream); box-shadow:0 20px 50px rgba(19,42,30,.22); padding:24px 22px 110px; overflow-y:auto; z-index:70; }
  .header-toggle { display:inline-flex; width:42px; height:42px; align-items:center; justify-content:center; cursor:pointer; border-radius:10px; color:var(--ink); background:rgba(12,122,77,.07); }
  #header-nav-toggle:checked ~ .main-nav { display:flex; flex-direction:column; align-items:stretch; gap:8px; }
  #header-nav-toggle:checked ~ .header-toggle { color:var(--red); }
  .header__inner { flex-wrap:wrap; }
  .header__action { margin-left:auto; }
  .footer-grid { grid-template-columns:1fr 1fr; gap:34px; }
  .page-hero { padding:58px 0 50px; }
  .announce-right { display:none; }
}
@media (max-width: 768px) {
  .section { padding:56px 0; }
  .page-hero { padding:42px 0 34px; }
  .hero-card-box { margin-top:36px; }
  .footer-grid { grid-template-columns:1fr; gap:28px; }
  .footer-bottom { flex-direction:column; text-align:left; }
  .project-body { padding:18px; }
}
@media (max-width: 520px) {
  .container { padding-left:16px; padding-right:16px; }
  .brand-sub { font-size:9px; }
  .main-nav { top:70px; height:calc(100vh - 70px); padding:20px 18px; }
  h1 { font-size:29px; }
  .nav-item { justify-content:flex-start; padding:14px 10px; font-size:16px; }
  .nav-item.active::after { display:none; }
  .form-card { padding:22px 20px; }
  .footer-bottom { flex-direction:column; }
}