:root {
      --blue-950: #062746;
      --blue-900: #07345f;
      --blue-800: #075985;
      --blue-700: #0477a9;
      --blue-500: #16a4d8;
      --cyan-100: #e7f9ff;
      --sand: #fff7e9;
      --gold: #f5b74c;
      --ink: #172033;
      --muted: #667085;
      --line: rgba(15, 60, 90, .12);
      --card: rgba(255,255,255,.86);
      --shadow: 0 24px 70px rgba(10, 52, 82, .15);
      --radius: 24px;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    }
    * { box-sizing: border-box; }
    body { margin: 0; color: var(--ink); background: linear-gradient(180deg, #f4fbff 0%, #fff 42%, #f7fbff 100%); }
    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; }
    .wrap { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }

    .topbar { background: var(--blue-950); color: rgba(255,255,255,.86); font-size: 13px; }
    .topbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 9px 0; }
    .topbar strong { color: #fff; font-weight: 700; }

    header { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(16px); background: rgba(255,255,255,.84); border-bottom: 1px solid var(--line); }
    .nav { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: flex; align-items: center; gap: 12px; min-width: 220px; }
    .brand-mark { width: 44px; height: 44px; border-radius: 15px; background: linear-gradient(135deg, var(--blue-700), #26c6da); display: grid; place-items: center; color: #fff; font-weight: 900; box-shadow: 0 12px 30px rgba(4,119,169,.24); }
    .brand-title { display: block; font-size: 20px; font-weight: 900; letter-spacing: .02em; color: var(--blue-950); line-height: 1.1; }
    .brand-sub { display: block; font-size: 11px; color: var(--muted); margin-top: 4px; text-transform: uppercase; letter-spacing: .08em; }
    .navlinks { display: flex; align-items: center; gap: 26px; color: #334155; font-size: 15px; white-space: nowrap; }
    .navlinks a { position: relative; }
    .navlinks a:after { content: ""; position: absolute; left: 0; bottom: -8px; width: 0; height: 2px; background: var(--blue-500); transition: width .2s ease; }
    .navlinks a:hover:after { width: 100%; }
    .nav-cta { display: inline-flex; align-items: center; gap: 8px; padding: 12px 18px; border-radius: 999px; background: var(--blue-950); color: #fff; font-weight: 800; box-shadow: 0 12px 30px rgba(6,39,70,.18); }

    .hero { position: relative; min-height: 720px; color: #fff; overflow: hidden; background-image: linear-gradient(90deg, rgba(4,27,50,.82) 0%, rgba(5,43,78,.58) 43%, rgba(5,83,130,.14) 100%), url("assets/xianglong-hero-v2.jpg"); background-size: cover; background-position: center; }
    .hero:before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 12% 22%, rgba(255,255,255,.24), transparent 26%), linear-gradient(180deg, transparent 62%, rgba(3,22,42,.68)); pointer-events: none; }
    .hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.06fr .94fr; gap: 42px; align-items: center; padding: 94px 0 70px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; background: rgba(255,255,255,.12); backdrop-filter: blur(10px); font-weight: 700; font-size: 14px; }
    .hero h1 { margin: 22px 0 18px; font-size: clamp(42px, 5vw, 72px); line-height: 1.05; letter-spacing: -.05em; font-weight: 950; }
    .hero h1 span { color: #9be7ff; }
    .hero p { max-width: 640px; margin: 0; color: rgba(255,255,255,.84); font-size: 18px; line-height: 1.85; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
    .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 14px; padding: 15px 22px; font-weight: 900; transition: transform .18s ease, box-shadow .18s ease; border: 0; cursor: pointer; font-size: 15px; }
    .btn:hover { transform: translateY(-2px); }
    .btn-primary { background: linear-gradient(135deg, #ffe7a5, var(--gold)); color: #19283b; box-shadow: 0 16px 40px rgba(245,183,76,.28); }
    .btn-ghost { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.28); color: #fff; backdrop-filter: blur(10px); }
    .hero-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 46px; max-width: 690px; }
    .metric { border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.12); border-radius: 18px; padding: 16px 14px; backdrop-filter: blur(12px); }
    .metric strong { display: block; font-size: 24px; line-height: 1; margin-bottom: 8px; }
    .metric span { font-size: 13px; color: rgba(255,255,255,.78); }

    .booking-panel { background: rgba(255,255,255,.92); color: var(--ink); border: 1px solid rgba(255,255,255,.55); border-radius: 30px; padding: 24px; box-shadow: 0 34px 90px rgba(2, 28, 52, .28); backdrop-filter: blur(18px); }
    .panel-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
    .panel-head h2 { margin: 0; font-size: 24px; color: var(--blue-950); }
    .panel-head small { color: var(--muted); display: block; margin-top: 6px; line-height: 1.6; }
    .badge { flex: 0 0 auto; border-radius: 999px; padding: 8px 12px; background: #e6f7ff; color: var(--blue-800); font-weight: 900; font-size: 12px; }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    label { display: block; font-size: 13px; color: #475569; margin: 0 0 7px; font-weight: 800; }
    input, select { width: 100%; border: 1px solid #dbe7ef; border-radius: 14px; padding: 14px 13px; font: inherit; outline: none; background: #fff; color: #172033; }
    input:focus, select:focus { border-color: var(--blue-500); box-shadow: 0 0 0 4px rgba(22,164,216,.12); }
    .full { grid-column: 1 / -1; }
    .submit { width: 100%; margin-top: 14px; }
    .notice { margin: 14px 0 0; color: var(--muted); font-size: 12px; line-height: 1.7; }

    section { padding: 92px 0; }
    .section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; margin-bottom: 34px; }
    .kicker { color: var(--blue-700); font-weight: 950; letter-spacing: .13em; text-transform: uppercase; font-size: 13px; margin-bottom: 12px; }
    h2.section-title { margin: 0; color: var(--blue-950); font-size: clamp(30px, 3.4vw, 46px); line-height: 1.12; letter-spacing: -.03em; }
    .section-desc { margin: 0; max-width: 520px; color: var(--muted); line-height: 1.8; }

    .feature-row { transform: translateY(-54px); position: relative; z-index: 3; }
    .feature-card { background: #fff; border-radius: 26px; box-shadow: var(--shadow); border: 1px solid var(--line); padding: 22px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
    .feature { display: flex; gap: 14px; align-items: flex-start; padding: 12px; border-radius: 18px; }
    .feature:hover { background: #f4fbff; }
    .icon { width: 46px; height: 46px; flex: 0 0 auto; border-radius: 16px; background: linear-gradient(135deg, #e6f7ff, #fff8e6); display: grid; place-items: center; font-size: 22px; }
    .feature strong { display: block; color: var(--blue-950); margin-bottom: 6px; }
    .feature span { font-size: 13px; color: var(--muted); line-height: 1.6; }

    .routes { padding-top: 38px; }
    .product-grid { display: grid; grid-template-columns: repeat(var(--columns,2), minmax(0,1fr)); gap: 24px; }
    .product { overflow: hidden; border-radius: 28px; background: #fff; border: 1px solid var(--line); box-shadow: 0 18px 60px rgba(6,39,70,.08); }
    .product-img { height: 280px; position: relative; overflow: hidden; }
    .product-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
    .product:hover .product-img img { transform: scale(1.04); }
    .product-tag { position: absolute; left: 18px; top: 18px; padding: 8px 12px; border-radius: 999px; background: rgba(6,39,70,.82); color: #fff; font-weight: 900; font-size: 12px; backdrop-filter: blur(8px); }
    .product-body { padding: 24px; }
    .product-body h3 { margin: 0 0 12px; font-size: 24px; color: var(--blue-950); }
    .route-line { color: var(--muted); line-height: 1.75; margin-bottom: 18px; }
    .chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
    .chip { padding: 7px 10px; border-radius: 999px; background: #edf8fc; color: var(--blue-800); font-size: 12px; font-weight: 800; }
    .pricebar { display: flex; align-items: center; justify-content: space-between; gap: 18px; border-top: 1px solid var(--line); padding-top: 18px; }
    .price { color: #e87520; font-weight: 950; font-size: 28px; }
    .price small { color: var(--muted); font-size: 12px; font-weight: 700; }

    .route-map { background: linear-gradient(135deg, rgba(6,39,70,.9), rgba(8,108,160,.72)), url("assets/sea-route-bg.jpg"); background-size: cover; background-position: center; color: #fff; border-radius: 34px; overflow: hidden; box-shadow: 0 24px 80px rgba(6,39,70,.18); }
    .route-map-inner { padding: 42px; display: grid; grid-template-columns: .82fr 1.18fr; gap: 38px; align-items: center; }
    .route-map h3 { margin: 0 0 14px; font-size: 34px; line-height: 1.2; }
    .route-map p { margin: 0; color: rgba(255,255,255,.78); line-height: 1.85; }
    .route-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; position: relative; }
    .route-steps:before { content: ""; position: absolute; left: 8%; right: 8%; top: 42px; border-top: 2px dashed rgba(255,255,255,.38); }
    .step { position: relative; z-index: 1; text-align: center; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.16); border-radius: 20px; padding: 18px 10px; backdrop-filter: blur(10px); }
    .dot { width: 48px; height: 48px; display: grid; place-items: center; margin: 0 auto 12px; border-radius: 999px; background: #fff; color: var(--blue-800); font-weight: 950; }
    .step strong { display: block; margin-bottom: 7px; }
    .step span { color: rgba(255,255,255,.76); font-size: 12px; line-height: 1.6; }

    .ships { background: #f3fbff; }
    .ship-grid { display: grid; grid-template-columns: repeat(var(--columns,2), minmax(0,1fr)); gap: 24px; }
    .ship { background: #fff; border-radius: 28px; border: 1px solid var(--line); overflow: hidden; box-shadow: 0 18px 60px rgba(6,39,70,.08); display: grid; grid-template-columns: .88fr 1.12fr; min-height: 360px; }
    .ship img { width: 100%; height: 100%; object-fit: cover; }
    .ship-copy { padding: 28px; }
    .ship-copy h3 { margin: 0 0 10px; color: var(--blue-950); font-size: 26px; }
    .ship-copy p { color: var(--muted); line-height: 1.8; margin: 0 0 18px; }
    .stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .stat { background: #f7fbff; border: 1px solid #e5f2f8; border-radius: 16px; padding: 12px; }
    .stat strong { display: block; color: var(--blue-950); font-size: 18px; }
    .stat span { color: var(--muted); font-size: 12px; }

    .timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: day; }
    .day { position: relative; padding: 26px; background: #fff; border: 1px solid var(--line); border-radius: 24px; box-shadow: 0 14px 50px rgba(6,39,70,.07); min-height: 230px; }
    .day:before { counter-increment: day; content: "D" counter(day); display: inline-flex; width: 46px; height: 46px; border-radius: 16px; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--blue-700), #24c6dc); color: #fff; font-weight: 950; margin-bottom: 22px; }
    .day h3 { margin: 0 0 10px; color: var(--blue-950); }
    .day p { margin: 0; color: var(--muted); line-height: 1.8; font-size: 14px; }

    .guide-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; }
    .faq-card, .tips-card { background: #fff; border-radius: 28px; border: 1px solid var(--line); box-shadow: 0 18px 60px rgba(6,39,70,.07); padding: 28px; }
    details { border-bottom: 1px solid var(--line); padding: 18px 0; }
    details:first-child { padding-top: 0; }
    details:last-child { border-bottom: 0; padding-bottom: 0; }
    summary { cursor: pointer; font-weight: 900; color: var(--blue-950); list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
    summary::-webkit-details-marker { display: none; }
    summary:after { content: "+"; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: #edf8fc; color: var(--blue-800); flex: 0 0 auto; }
    details[open] summary:after { content: "−"; }
    details p { color: var(--muted); line-height: 1.8; margin: 12px 0 0; }
    .tips-list { display: grid; gap: 14px; margin-top: 20px; }
    .tip { display: flex; gap: 12px; align-items: flex-start; padding: 14px; border-radius: 18px; background: #f7fbff; border: 1px solid #e5f2f8; }
    .tip b { color: var(--blue-950); }
    .tip span { color: var(--muted); line-height: 1.6; font-size: 14px; }

    .cta { padding: 0 0 92px; }
    .cta-box { border-radius: 34px; background: linear-gradient(135deg, var(--blue-950), var(--blue-700)); color: #fff; padding: 42px; display: grid; grid-template-columns: 1.1fr .9fr; gap: 30px; align-items: center; box-shadow: 0 24px 80px rgba(6,39,70,.22); }
    .cta h2 { margin: 0 0 12px; font-size: clamp(30px, 3vw, 44px); letter-spacing: -.03em; }
    .cta p { margin: 0; color: rgba(255,255,255,.78); line-height: 1.8; }
    .cta-form { display: grid; grid-template-columns: 1fr 1fr auto; gap: 12px; }
    .cta-form input { border: 0; }
    .cta-form .btn { border-radius: 14px; }

    footer { background: #041b32; color: rgba(255,255,255,.72); padding: 54px 0 30px; }
    .footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr .8fr; gap: 34px; }
    footer h3, footer h4 { color: #fff; margin: 0 0 14px; }
    footer p, footer a { color: rgba(255,255,255,.72); line-height: 1.85; font-size: 14px; }
    .footlinks { display: grid; gap: 8px; }
    .copyright { margin-top: 34px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.12); display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; font-size: 13px; color: rgba(255,255,255,.55); }

    @media (max-width: 1040px) {
      .navlinks { display: none; }
      .hero .wrap, .route-map-inner, .cta-box { grid-template-columns: 1fr; }
      .feature-card, .timeline { grid-template-columns: repeat(2, 1fr); }
      .ship, .guide-grid { grid-template-columns: 1fr; }
      .ship img { height: 260px; }
    }
    @media (max-width: 760px) {
      .wrap { width: min(100% - 28px, 1180px); }
      .topbar .wrap { flex-direction: column; align-items: flex-start; gap: 4px; }
      .brand-sub { display: none; }
      .nav { height: 66px; }
      .nav-cta { padding: 10px 13px; font-size: 13px; }
      .hero { min-height: auto; }
      .hero .wrap { padding: 62px 0 42px; gap: 30px; }
      .hero h1 { font-size: 43px; }
      .hero p { font-size: 16px; }
      .hero-metrics, .feature-card, .product-grid, .ship-grid, .timeline, .route-steps, .cta-form, .form-grid, .footer-grid { grid-template-columns: 1fr; }
      .booking-panel { padding: 18px; border-radius: 24px; }
      section { padding: 66px 0; }
      .section-head { display: block; }
      .section-desc { margin-top: 14px; }
      .feature-row { transform: translateY(0); padding: 24px 0 0; }
      .route-map-inner, .cta-box { padding: 28px; }
      .route-steps:before { display: none; }
      .pricebar { align-items: flex-start; flex-direction: column; }
      .cta { padding-bottom: 66px; }
      .copyright { display: block; }
    
    }
  
textarea { width:100%; min-height:90px; border:1px solid #dbe7ef; border-radius:14px; padding:14px 13px; font:inherit; resize:vertical; }
.hero .booking-panel p {color:var(--muted);font-size:13px;line-height:1.6} .booking-panel .error {color:#aa2536!important} .booking-panel .success {color:#126a4c!important} .empty {color:var(--muted)} .prose-content {white-space:pre-line;line-height:1.8} .preview-banner {padding:10px 20px;background:#fff1c2;color:#543900;text-align:center} .skip-link {position:absolute;left:-9999px} .skip-link:focus {left:8px;top:8px;z-index:100;background:white;padding:12px} .product-img img {background:#e7f9ff} .faq-card .rich-prose {line-height:1.8} @media(max-width:1040px){.navlinks{display:flex;overflow:auto;gap:15px;font-size:13px}.nav{gap:12px}.brand{min-width:0}.nav-cta{white-space:nowrap}} @media(max-width:760px){.nav{height:auto;min-height:66px;flex-wrap:wrap;padding:10px 0}.navlinks{order:3;width:100%;padding-bottom:4px}.brand-title{font-size:17px}.hero h1{font-size:clamp(32px,9vw,43px)}}

.theme-sansha-cruise{--blue-950:color-mix(in srgb,var(--primary) 40%,#07182c);--blue-900:color-mix(in srgb,var(--primary) 60%,#07182c);--blue-800:color-mix(in srgb,var(--primary) 80%,#07182c);--blue-700:var(--primary);--blue-500:color-mix(in srgb,var(--primary) 78%,white);--cyan-100:color-mix(in srgb,var(--primary) 8%,white)}
.theme-sansha-cruise .product,.theme-sansha-cruise .ship{min-width:0}.theme-sansha-cruise .ship{grid-template-columns:1fr;min-height:0}.theme-sansha-cruise .ship img{height:220px;width:100%;object-fit:cover}.theme-sansha-cruise .product-body,.theme-sansha-cruise .ship-copy{padding:20px}.theme-sansha-cruise .pricebar{gap:12px;flex-wrap:wrap}.theme-sansha-cruise .site-header{background:white}.theme-sansha-cruise .detail,.theme-sansha-cruise .listing-header{padding-top:12px}.theme-sansha-cruise :is(#booking,#inquiry){scroll-margin-top:120px}
.theme-sansha-cruise.layout-list :is(.product-grid,.ship-grid){grid-template-columns:1fr}.theme-sansha-cruise.layout-list :is(.product,.ship){display:grid;grid-template-columns:minmax(200px,32%) minmax(0,1fr)}.theme-sansha-cruise.layout-list :is(.product-img,.ship>a){height:100%;min-height:220px}.theme-sansha-cruise.layout-list :is(.product-img img,.ship img){height:100%;object-fit:cover}
@media(max-width:1040px){.theme-sansha-cruise :is(.product-grid,.ship-grid){grid-template-columns:repeat(2,minmax(0,1fr))}.theme-sansha-cruise.layout-list :is(.product-grid,.ship-grid){grid-template-columns:1fr}}
@media(max-width:760px){.theme-sansha-cruise :is(.product-grid,.ship-grid){grid-template-columns:1fr}.theme-sansha-cruise.layout-list :is(.product,.ship){grid-template-columns:1fr}.theme-sansha-cruise.layout-list :is(.product-img img,.ship img){height:220px}.theme-sansha-cruise .nav-cta{padding:10px 14px}}