/* roulang page: index */
:root{
      --orange:#e6784d;
      --orange-deep:#c85c35;
      --orange-soft:#fff0e9;
      --ink:#173b39;
      --ink-2:#28534f;
      --muted:#6c7d79;
      --sand:#f7f2ec;
      --paper:#fffdf9;
      --line:#e7ddd4;
      --green-soft:#e8f0ea;
      --shadow:0 18px 50px rgba(39,59,53,.10);
      --shadow-sm:0 8px 24px rgba(39,59,53,.07);
      --radius:18px;
      --max:1200px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      background:var(--sand);
      color:var(--ink);
      font-family:"Noto Sans SC","Microsoft YaHei","PingFang SC",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    :focus-visible{outline:3px solid rgba(230,120,77,.42);outline-offset:4px}
    .container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;
      color:var(--orange-deep);font-size:13px;font-weight:700;letter-spacing:.1em;
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--orange);display:block}
    h1,h2,h3{letter-spacing:-.04em;line-height:1.2}
    h1{font-size:clamp(42px,5.2vw,72px);font-weight:800}
    h2{font-size:clamp(30px,3.4vw,46px);font-weight:800}
    h3{font-size:20px;font-weight:750}
    .section{padding:104px 0}
    .section-head{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:42px}
    .section-head p{max-width:470px;color:var(--muted)}
    .topbar{height:82px;background:rgba(255,253,249,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between}
    .logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;letter-spacing:-.03em;white-space:nowrap}
    .logo-mark{width:36px;height:36px;border-radius:11px;background:var(--ink);color:#ffd4c1;display:grid;place-items:center;font-size:17px;font-weight:900;position:relative}
    .logo-mark:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--orange);right:-3px;top:-3px}
    .nav-list{display:flex;align-items:center;gap:29px;list-style:none;margin-left:auto;margin-right:28px}
    .nav-list a{font-size:14px;font-weight:650;color:var(--ink-2);padding:28px 0;position:relative;transition:var(--ease)}
    .nav-list a:hover,.nav-list a.active{color:var(--orange-deep)}
    .nav-list a.active:after{content:"";height:3px;border-radius:5px;background:var(--orange);position:absolute;left:0;right:0;bottom:18px}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:10px;padding:13px 21px;border-radius:10px;font-weight:750;font-size:14px;transition:var(--ease);border:1px solid transparent}
    .btn-primary{background:var(--orange);color:#fffdf9;box-shadow:0 8px 20px rgba(230,120,77,.22)}
    .btn-primary:hover{background:var(--orange-deep);transform:translateY(-2px)}
    .btn-outline{border-color:var(--ink);color:var(--ink);background:transparent}
    .btn-outline:hover{background:var(--orange-soft);border-color:var(--orange);color:var(--orange-deep)}
    .menu-toggle{display:none;background:transparent;color:var(--ink);font-size:25px;padding:8px}
    .hero{min-height:650px;display:flex;align-items:center;padding:72px 0 90px;position:relative;overflow:hidden;background:var(--paper)}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,253,249,.98) 0%,rgba(255,253,249,.91) 43%,rgba(255,253,249,.28) 100%);z-index:1}
    .hero-bg{position:absolute;inset:0;background:url("/assets/images/backpic/back-1.webp") center/cover no-repeat;opacity:.72}
    .hero-content{position:relative;z-index:2;max-width:680px}
    .hero h1{margin:24px 0 25px;color:var(--ink)}
    .hero h1 em{font-style:normal;color:var(--orange-deep)}
    .hero-copy{font-size:18px;color:var(--ink-2);max-width:590px}
    .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:34px}
    .hero-note{display:flex;gap:22px;flex-wrap:wrap;margin-top:43px;color:var(--muted);font-size:13px}
    .hero-note span{display:flex;align-items:center;gap:8px}
    .hero-note i{width:7px;height:7px;border-radius:50%;background:var(--orange);display:block}
    .trust{background:var(--ink);color:#eaf2ed}
    .trust-grid{display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid rgba(255,255,255,.14)}
    .trust-item{padding:22px 25px;border-right:1px solid rgba(255,255,255,.14);font-size:14px}
    .trust-item strong{display:block;font-size:16px;color:#fff;margin-bottom:3px}
    .trust-item span{color:#a9c0b9}
    .index-panel{display:grid;grid-template-columns:270px 1fr;gap:58px;align-items:start}
    .index-side{position:sticky;top:115px}
    .index-side h2{margin-top:18px;font-size:34px}
    .index-side p{color:var(--muted);margin-top:15px}
    .index-side .side-mark{margin-top:35px;color:var(--orange-deep);font-weight:750;font-size:14px}
    .entry-list{border-top:1px solid var(--line)}
    .entry{display:grid;grid-template-columns:58px 1fr auto;gap:25px;align-items:center;padding:26px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
    .entry:hover{padding-left:10px;background:linear-gradient(90deg,rgba(255,240,233,.7),transparent)}
    .entry-num{width:42px;height:42px;border-radius:12px;background:var(--orange);color:#fff;text-align:center;line-height:42px;font-weight:800}
    .entry h3{margin-bottom:5px}
    .entry p{font-size:14px;color:var(--muted);max-width:580px}
    .entry-arrow{font-size:25px;color:var(--orange-deep);transition:var(--ease)}
    .entry:hover .entry-arrow{transform:translateX(5px)}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:76px;align-items:center}
    .copy-block h2{margin:19px 0 20px}
    .copy-block>p{color:var(--muted);max-width:550px}
    .check-list{list-style:none;margin-top:27px;display:grid;gap:14px}
    .check-list li{display:flex;gap:12px;align-items:flex-start;color:var(--ink-2)}
    .check-list li:before{content:"✓";width:23px;height:23px;border-radius:50%;display:grid;place-items:center;background:var(--green-soft);color:var(--ink);font-weight:800;font-size:13px;flex:none;margin-top:3px}
    .visual-card{position:relative}
    .visual-card img{height:425px;width:100%;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .caption{position:absolute;bottom:18px;left:18px;background:rgba(23,59,57,.92);color:#fff;padding:10px 15px;border-radius:9px;font-size:13px}
    .category-zone{background:#f0e8df}
    .feature-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
    .feature-card,.mini-card{border:1px solid var(--line);background:var(--paper);border-radius:var(--radius);overflow:hidden;transition:var(--ease)}
    .feature-card:hover,.mini-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#e7b19c}
    .feature-card{display:grid;grid-template-columns:1fr 1fr;min-height:310px}
    .feature-card img{width:100%;height:100%;object-fit:cover}
    .feature-body{padding:35px}
    .tag{display:inline-block;background:var(--orange-soft);color:var(--orange-deep);font-size:12px;font-weight:750;padding:5px 10px;border-radius:6px;margin-bottom:17px}
    .feature-body p,.mini-card p{color:var(--muted);font-size:14px;margin:12px 0 22px}
    .text-link{color:var(--orange-deep);font-size:14px;font-weight:750}
    .text-link:after{content:"  →"}
    .mini-stack{display:grid;gap:20px}
    .mini-card{padding:27px;display:flex;flex-direction:column;justify-content:center}
    .mini-card h3{font-size:19px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .step{padding:28px 26px 30px 0;position:relative}
    .step:not(:last-child):after{content:"→";position:absolute;right:20px;top:34px;color:var(--orange);font-size:23px}
    .step-num{font-size:13px;color:var(--orange-deep);font-weight:800;letter-spacing:.08em}
    .step h3{margin:13px 0 7px;font-size:18px}
    .step p{color:var(--muted);font-size:14px;padding-right:10px}
    .faq-contact{display:grid;grid-template-columns:1fr 360px;gap:65px;align-items:start}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line);padding:20px 0}
    summary{list-style:none;cursor:pointer;font-weight:750;padding-right:30px;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:4px;top:-3px;font-size:25px;color:var(--orange)}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:14px;margin-top:12px;max-width:690px}
    .contact-card{background:var(--ink);color:#fff;padding:31px;border-radius:var(--radius);box-shadow:var(--shadow)}
    .contact-card h3{font-size:25px;margin:12px 0}
    .contact-card p{color:#b7c9c3;font-size:14px;margin-bottom:25px}
    .contact-card .btn{width:100%}
    .contact-section{background:var(--orange-soft)}
    .contact-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:72px}
    .contact-copy h2{margin:19px 0}
    .contact-copy p{color:var(--muted)}
    .contact-form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    label{font-size:13px;font-weight:700;color:var(--ink-2)}
    input,textarea{width:100%;border:1px solid #dfcfc4;border-radius:9px;background:rgba(255,255,255,.75);padding:12px 14px;color:var(--ink);transition:var(--ease)}
    input{height:48px}
    textarea{min-height:116px;resize:vertical}
    input:hover,textarea:hover,input:focus,textarea:focus{border-color:var(--orange);background:#fff;outline:none}
    .form-action{grid-column:1/-1;display:flex;align-items:center;gap:18px;margin-top:5px}
    .form-tip{font-size:13px;color:var(--muted)}
    footer{background:var(--ink);color:#dbe8e2;padding:60px 0 25px}
    .footer-top{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:70px;padding-bottom:48px}
    footer .logo{color:#fff}
    .footer-desc{color:#a9c0b9;max-width:300px;font-size:14px;margin-top:17px}
    .footer-title{font-size:14px;color:#fff;font-weight:750;margin-bottom:15px}
    .footer-links{list-style:none;display:grid;gap:9px}
    .footer-links a{color:#a9c0b9;font-size:14px;transition:var(--ease)}
    .footer-links a:hover{color:#ffc2a8}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:21px;display:flex;justify-content:space-between;gap:20px;color:#91aaa2;font-size:12px}
    .to-top{position:fixed;right:22px;bottom:22px;width:42px;height:42px;border-radius:50%;background:var(--orange);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow-sm);opacity:0;pointer-events:none;transition:var(--ease);z-index:10}
    .to-top.show{opacity:1;pointer-events:auto}
    @media(max-width:1024px){
      .nav-list{gap:17px;margin-right:15px}.nav-list a{font-size:13px}
      .split{gap:40px}.section{padding:82px 0}
    }
    @media(max-width:768px){
      .container{width:min(100% - 36px,var(--max))}
      .topbar{height:70px}.menu-toggle{display:block}
      .nav-list{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);padding:20px 22px;box-shadow:var(--shadow);border-top:1px solid var(--line);margin:0}
      .nav-list.open{display:grid;gap:0}.nav-list a{display:block;padding:13px 0}.nav-list a.active:after{bottom:7px;right:auto;width:32px}
      .nav-wrap>.btn{display:none}
      .hero{min-height:610px;padding:72px 0}.hero:before{background:rgba(255,253,249,.86)}.hero-copy{font-size:16px}
      .trust-grid{grid-template-columns:1fr 1fr}.trust-item{padding:17px 16px}
      .section{padding:64px 0}.section-head{display:block;margin-bottom:30px}.section-head p{margin-top:15px}
      .index-panel,.split,.contact-layout,.faq-contact{grid-template-columns:1fr;gap:35px}
      .index-side{position:static}.index-side .side-mark{margin-top:20px}
      .feature-grid{grid-template-columns:1fr}.feature-card{grid-template-columns:1fr}.feature-card img{height:230px}
      .mini-stack{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr}
      .step{padding:22px 18px 22px 0}.step:not(:last-child):after{display:none}
      .footer-top{grid-template-columns:1fr 1fr;gap:35px}.footer-top>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      h1{font-size:42px}.hero-actions .btn{width:100%}.hero-note{gap:11px;display:grid}
      .trust-grid{grid-template-columns:1fr}.entry{grid-template-columns:43px 1fr 20px;gap:12px}.entry p{font-size:13px}
      .mini-stack,.steps{grid-template-columns:1fr}.feature-body{padding:25px}
      .contact-form{grid-template-columns:1fr}.field.full,.form-action{grid-column:auto}.form-action{display:block}.form-action .btn{width:100%;margin-bottom:10px}
      .footer-top{grid-template-columns:1fr}.footer-top>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
    }

/* roulang page: category1 */
:root {
      --coral: #df7658;
      --coral-deep: #c75e45;
      --coral-soft: #f9e2d9;
      --ink: #243735;
      --ink-soft: #52635f;
      --muted: #7b8983;
      --sand: #f7f2eb;
      --sand-deep: #eee5da;
      --paper: #fffdfa;
      --line: #e7ded3;
      --green: #21443e;
      --green-light: #dceae3;
      --danger: #b84c45;
      --shadow-sm: 0 8px 24px rgba(49, 43, 36, 0.06);
      --shadow-md: 0 18px 46px rgba(49, 43, 36, 0.11);
      --radius-sm: 10px;
      --radius-md: 16px;
      --radius-lg: 24px;
      --container: 1200px;
      --ease: 240ms ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      background: var(--sand);
      color: var(--ink);
      font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }

    body.menu-open {
      overflow: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--ease), background-color var(--ease), border-color var(--ease), transform var(--ease), box-shadow var(--ease);
    }

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

    button,
    input,
    textarea {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    textarea:focus-visible {
      outline: 3px solid rgba(223, 118, 88, 0.38);
      outline-offset: 4px;
    }

    .container {
      width: min(var(--container), calc(100% - 48px));
      margin: 0 auto;
    }

    .site-header {
      position: relative;
      z-index: 20;
      background: rgba(255, 253, 250, 0.96);
      border-bottom: 1px solid var(--line);
    }

    .header-inner {
      min-height: 82px;
      display: flex;
      align-items: center;
      gap: 28px;
    }

    .logo {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      flex-shrink: 0;
      font-weight: 800;
      font-size: 18px;
      letter-spacing: -0.03em;
      color: var(--green);
    }

    .logo:hover {
      color: var(--coral-deep);
    }

    .logo-mark {
      width: 34px;
      height: 34px;
      display: inline-grid;
      place-items: center;
      background: var(--coral);
      color: var(--paper);
      border-radius: 9px 9px 9px 3px;
      font-size: 18px;
      line-height: 1;
      box-shadow: 4px 4px 0 var(--green-light);
    }

    nav {
      margin-left: auto;
    }

    .nav-list {
      display: flex;
      align-items: center;
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .nav-list a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 44px;
      padding: 8px 14px;
      color: var(--ink-soft);
      font-size: 14px;
      font-weight: 600;
      border-radius: 8px;
    }

    .nav-list a::after {
      content: "";
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 2px;
      height: 3px;
      border-radius: 4px;
      background: transparent;
      transform: scaleX(0.4);
      transition: background-color var(--ease), transform var(--ease);
    }

    .nav-list a:hover,
    .nav-list a.active {
      color: var(--green);
      background: var(--sand);
    }

    .nav-list a.active::after,
    .nav-list a:hover::after {
      background: var(--coral);
      transform: scaleX(1);
    }

    .header-action {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 9px 17px;
      border-radius: 8px 8px 8px 2px;
      background: var(--green);
      color: #fff;
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
    }

    .header-action:hover {
      background: var(--coral-deep);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 18px rgba(199, 94, 69, 0.2);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      margin-left: auto;
      padding: 10px;
      background: transparent;
      border-radius: 8px;
    }

    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      margin: 5px auto;
      background: var(--green);
      transition: transform var(--ease), opacity var(--ease);
    }

    .category-hero {
      position: relative;
      overflow: hidden;
      min-height: 405px;
      display: flex;
      align-items: center;
      background:
        linear-gradient(90deg, rgba(247, 242, 235, 0.98) 0%, rgba(247, 242, 235, 0.9) 48%, rgba(247, 242, 235, 0.35) 100%),
        url("/assets/images/backpic/back-2.webp") center / cover no-repeat;
      border-bottom: 1px solid var(--line);
    }

    .category-hero::before,
    .category-hero::after {
      content: "";
      position: absolute;
      pointer-events: none;
      border: 1px solid rgba(33, 68, 62, 0.14);
      transform: rotate(19deg);
    }

    .category-hero::before {
      width: 170px;
      height: 170px;
      right: 10%;
      top: -68px;
      border-radius: 50%;
    }

    .category-hero::after {
      width: 105px;
      height: 105px;
      right: 24%;
      bottom: -38px;
      border-radius: 18px;
    }

    .breadcrumb {
      position: absolute;
      top: 26px;
      left: 0;
      right: 0;
      z-index: 1;
      color: var(--muted);
      font-size: 13px;
    }

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

    .breadcrumb span {
      padding: 0 8px;
      color: #b9aaa0;
    }

    .hero-copy {
      position: relative;
      z-index: 2;
      max-width: 690px;
      padding: 74px 0 70px;
    }

    .eyebrow,
    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      color: var(--coral-deep);
      font-size: 12px;
      font-weight: 800;
      letter-spacing: 0.13em;
    }

    .eyebrow::before,
    .section-kicker::before {
      content: "";
      width: 25px;
      height: 3px;
      border-radius: 4px;
      background: var(--coral);
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      max-width: 680px;
      margin-bottom: 20px;
      color: var(--green);
      font-size: clamp(36px, 5vw, 62px);
      line-height: 1.14;
      letter-spacing: -0.055em;
      font-weight: 800;
    }

    .hero-copy > p {
      max-width: 620px;
      margin-bottom: 28px;
      color: var(--ink-soft);
      font-size: 17px;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 13px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 11px 21px;
      border: 1px solid transparent;
      border-radius: 9px 9px 9px 3px;
      font-size: 14px;
      font-weight: 750;
      transition: transform var(--ease), background-color var(--ease), color var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .btn-primary {
      background: var(--coral);
      color: #fff;
      box-shadow: 0 8px 18px rgba(223, 118, 88, 0.2);
    }

    .btn-primary:hover {
      background: var(--coral-deep);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 12px 24px rgba(223, 118, 88, 0.26);
    }

    .btn-secondary {
      border-color: var(--green);
      color: var(--green);
      background: rgba(255, 253, 250, 0.35);
    }

    .btn-secondary:hover {
      background: var(--coral-soft);
      border-color: var(--coral);
      color: var(--coral-deep);
      transform: translateY(-2px);
    }

    .hero-art {
      position: absolute;
      z-index: 1;
      right: max(48px, calc((100% - var(--container)) / 2));
      width: 320px;
      height: 260px;
      border-radius: 22px 5px 22px 22px;
      overflow: hidden;
      border: 8px solid rgba(255, 253, 250, 0.72);
      box-shadow: var(--shadow-md);
      transform: rotate(3deg);
    }

    .hero-art img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .hero-art::after {
      content: "XPJ 平台信息";
      position: absolute;
      left: 18px;
      bottom: 17px;
      padding: 6px 11px;
      color: #fff;
      background: rgba(33, 68, 62, 0.88);
      border-radius: 6px;
      font-size: 12px;
      font-weight: 700;
    }

    .trust-strip {
      background: var(--green);
      color: #fff;
    }

    .trust-inner {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .trust-label {
      color: rgba(255, 255, 255, 0.64);
      font-size: 13px;
    }

    .trust-list {
      display: flex;
      flex: 1;
      justify-content: flex-end;
      flex-wrap: wrap;
      gap: 9px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .trust-list li {
      padding: 6px 13px;
      color: #e4f0e9;
      border: 1px solid rgba(255, 255, 255, 0.18);
      border-radius: 20px;
      font-size: 13px;
    }

    .section {
      padding: 96px 0;
    }

    .section-heading {
      max-width: 690px;
      margin-bottom: 42px;
    }

    .section-heading h2 {
      margin: 11px 0 13px;
      color: var(--green);
      font-size: clamp(28px, 3.6vw, 44px);
      line-height: 1.22;
      letter-spacing: -0.045em;
    }

    .section-heading p {
      margin-bottom: 0;
      color: var(--ink-soft);
      font-size: 16px;
    }

    .overview {
      background: var(--paper);
    }

    .overview-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
      gap: 70px;
      align-items: center;
    }

    .overview-copy h2 {
      max-width: 640px;
      margin: 12px 0 18px;
      color: var(--green);
      font-size: clamp(29px, 4vw, 48px);
      line-height: 1.2;
      letter-spacing: -0.05em;
    }

    .overview-copy > p {
      max-width: 630px;
      color: var(--ink-soft);
    }

    .overview-points {
      display: grid;
      gap: 14px;
      margin: 28px 0 0;
      padding: 0;
      list-style: none;
    }

    .overview-points li {
      position: relative;
      padding: 13px 16px 13px 47px;
      border-left: 3px solid var(--coral);
      background: var(--sand);
      border-radius: 0 10px 10px 0;
      color: var(--ink-soft);
      font-size: 14px;
    }

    .overview-points li::before {
      content: "✓";
      position: absolute;
      left: 17px;
      top: 11px;
      color: var(--coral-deep);
      font-weight: 800;
    }

    .overview-note {
      position: relative;
      padding: 30px;
      background: var(--sand);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg) 6px var(--radius-lg) var(--radius-lg);
    }

    .overview-note::before {
      content: "";
      position: absolute;
      top: 20px;
      right: 20px;
      width: 42px;
      height: 42px;
      border: 1px solid rgba(33, 68, 62, 0.2);
      border-radius: 50%;
    }

    .overview-note img {
      width: 100%;
      height: 190px;
      margin-bottom: 23px;
      object-fit: cover;
      border-radius: 13px 4px 13px 13px;
    }

    .overview-note h3 {
      margin-bottom: 7px;
      color: var(--green);
      font-size: 20px;
    }

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

    .explorer {
      background: var(--sand);
    }

    .explorer-layout {
      display: grid;
      grid-template-columns: 250px minmax(0, 1fr);
      gap: 46px;
      align-items: start;
    }

    .directory {
      position: sticky;
      top: 22px;
      padding: 20px;
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }

    .directory-title {
      margin: 0 0 14px;
      color: var(--green);
      font-size: 15px;
      font-weight: 800;
    }

    .directory-list {
      display: grid;
      gap: 5px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .directory-list a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 42px;
      padding: 8px 11px;
      color: var(--ink-soft);
      border-radius: 8px;
      font-size: 13px;
    }

    .directory-list a::after {
      content: "→";
      color: #abb6b0;
      transition: transform var(--ease), color var(--ease);
    }

    .directory-list a:hover,
    .directory-list a.active {
      color: var(--coral-deep);
      background: var(--coral-soft);
    }

    .directory-list a:hover::after,
    .directory-list a.active::after {
      color: var(--coral-deep);
      transform: translateX(3px);
    }

    .content-list {
      display: grid;
      gap: 19px;
    }

    .feature-card {
      display: grid;
      grid-template-columns: minmax(240px, 0.9fr) minmax(0, 1.1fr);
      min-height: 265px;
      overflow: hidden;
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg) 6px var(--radius-lg) var(--radius-lg);
      box-shadow: var(--shadow-sm);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .feature-card:hover,
    .compact-card:hover {
      transform: translateY(-4px);
      border-color: rgba(223, 118, 88, 0.55);
      box-shadow: var(--shadow-md);
    }

    .card-image {
      min-height: 100%;
      overflow: hidden;
      background: var(--sand-deep);
    }

    .card-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 380ms ease;
    }

    .feature-card:hover .card-image img,
    .compact-card:hover .card-image img {
      transform: scale(1.025);
    }

    .card-body {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      padding: 29px 31px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 27px;
      padding: 4px 10px;
      color: var(--coral-deep);
      background: var(--coral-soft);
      border-radius: 5px;
      font-size: 12px;
      font-weight: 800;
    }

    .card-body h3 {
      margin: 15px 0 8px;
      color: var(--green);
      font-size: 23px;
      line-height: 1.35;
    }

    .card-body p {
      margin-bottom: 21px;
      color: var(--ink-soft);
      font-size: 14px;
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-top: auto;
      color: var(--coral-deep);
      font-size: 14px;
      font-weight: 800;
    }

    .text-link span {
      transition: transform var(--ease);
    }

    .text-link:hover {
      color: var(--green);
    }

    .text-link:hover span {
      transform: translateX(4px);
    }

    .compact-card {
      display: grid;
      grid-template-columns: 190px minmax(0, 1fr);
      min-height: 164px;
      overflow: hidden;
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .compact-card .card-body {
      padding: 22px 25px;
    }

    .compact-card .card-body h3 {
      margin: 9px 0 5px;
      font-size: 19px;
    }

    .compact-card .card-body p {
      margin-bottom: 7px;
      font-size: 13px;
    }

    .path-section {
      background: var(--paper);
    }

    .path-heading {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 40px;
    }

    .path-heading h2 {
      max-width: 610px;
      margin: 11px 0 0;
      color: var(--green);
      font-size: clamp(28px, 3.5vw, 42px);
      line-height: 1.22;
      letter-spacing: -0.045em;
    }

    .path-heading p {
      max-width: 310px;
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .path-list {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      counter-reset: path;
    }

    .path-item {
      position: relative;
      padding: 24px 26px 22px 0;
      border-top: 1px solid var(--line);
    }

    .path-item:not(:last-child) {
      margin-right: 32px;
    }

    .path-item:not(:last-child)::after {
      content: "→";
      position: absolute;
      right: 8px;
      top: 40px;
      color: var(--coral);
      font-size: 23px;
      font-weight: 700;
    }

    .path-number {
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      margin-bottom: 18px;
      color: #fff;
      background: var(--coral);
      border-radius: 7px 7px 7px 2px;
      font-size: 13px;
      font-weight: 800;
    }

    .path-item h3 {
      margin-bottom: 7px;
      color: var(--green);
      font-size: 17px;
    }

    .path-item p {
      margin-bottom: 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.7;
    }

    .note-section {
      background: var(--sand);
    }

    .note-panel {
      display: grid;
      grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
      gap: 58px;
      align-items: center;
      padding: 46px;
      background: var(--green);
      color: #fff;
      border-radius: var(--radius-lg) 7px var(--radius-lg) var(--radius-lg);
      overflow: hidden;
    }

    .note-panel .section-kicker {
      color: #f5b39e;
    }

    .note-panel h2 {
      margin: 12px 0 15px;
      color: #fff;
      font-size: clamp(28px, 3.3vw, 40px);
      line-height: 1.24;
      letter-spacing: -0.04em;
    }

    .note-panel p {
      margin-bottom: 24px;
      color: rgba(255, 255, 255, 0.72);
      font-size: 14px;
    }

    .note-points {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px 20px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .note-points li {
      position: relative;
      padding-left: 17px;
      color: rgba(255, 255, 255, 0.86);
      font-size: 13px;
    }

    .note-points li::before {
      content: "";
      position: absolute;
      top: 0.8em;
      left: 0;
      width: 6px;
      height: 6px;
      background: var(--coral);
      border-radius: 50%;
    }

    .note-image {
      position: relative;
      min-height: 270px;
      border-radius: 14px 4px 14px 14px;
      overflow: hidden;
      transform: rotate(-2deg);
    }

    .note-image img {
      width: 100%;
      height: 100%;
      min-height: 270px;
      object-fit: cover;
      opacity: 0.88;
    }

    .note-image::after {
      content: "清晰浏览 · 按需查看";
      position: absolute;
      right: 18px;
      bottom: 17px;
      padding: 7px 12px;
      background: rgba(33, 68, 62, 0.86);
      color: #fff;
      border-radius: 5px;
      font-size: 12px;
      font-weight: 700;
    }

    .faq-section {
      background: var(--paper);
    }

    .faq-layout {
      display: grid;
      grid-template-columns: minmax(240px, 0.75fr) minmax(0, 1.25fr);
      gap: 76px;
      align-items: start;
    }

    .faq-intro h2 {
      margin: 12px 0 16px;
      color: var(--green);
      font-size: clamp(28px, 3.5vw, 42px);
      line-height: 1.22;
      letter-spacing: -0.045em;
    }

    .faq-intro p {
      margin-bottom: 25px;
      color: var(--ink-soft);
      font-size: 14px;
    }

    .faq-tip {
      padding: 18px 20px;
      background: var(--coral-soft);
      border-left: 3px solid var(--coral);
      border-radius: 0 10px 10px 0;
      color: var(--ink);
      font-size: 13px;
    }

    .faq-list {
      display: grid;
      gap: 10px;
    }

    .faq-item {
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 11px;
      background: var(--sand);
      transition: border-color var(--ease), background-color var(--ease);
    }

    .faq-item[open] {
      border-color: rgba(223, 118, 88, 0.55);
      background: var(--paper);
    }

    .faq-item summary {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: 62px;
      padding: 16px 20px;
      color: var(--green);
      cursor: pointer;
      list-style: none;
      font-size: 15px;
      font-weight: 750;
    }

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

    .faq-item summary::after {
      content: "+";
      display: inline-grid;
      flex-shrink: 0;
      place-items: center;
      width: 25px;
      height: 25px;
      color: var(--coral-deep);
      border: 1px solid currentColor;
      border-radius: 50%;
      font-size: 19px;
      font-weight: 400;
      line-height: 1;
      transition: transform var(--ease);
    }

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

    .faq-answer {
      padding: 0 20px 19px;
      color: var(--ink-soft);
      font-size: 14px;
    }

    .faq-answer p {
      margin: 0;
    }

    .contact-section {
      padding-top: 0;
      background: var(--paper);
    }

    .contact-box {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
      padding: 33px 40px;
      background: var(--coral-soft);
      border: 1px solid #f1c9bb;
      border-radius: var(--radius-md);
    }

    .contact-box h2 {
      margin: 0 0 6px;
      color: var(--green);
      font-size: 25px;
      line-height: 1.3;
    }

    .contact-box p {
      margin: 0;
      color: var(--ink-soft);
      font-size: 14px;
    }

    .contact-box .btn {
      flex-shrink: 0;
    }

    footer {
      padding: 65px 0 24px;
      background: var(--green);
      color: #fff;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.35fr 0.7fr 0.8fr;
      gap: 60px;
      padding-bottom: 47px;
    }

    footer .logo {
      color: #fff;
    }

    footer .logo:hover {
      color: #f5b39e;
    }

    footer .logo-mark {
      color: var(--green);
      background: #f5b39e;
      box-shadow: 4px 4px 0 rgba(255,255,255,0.16);
    }

    .footer-desc {
      max-width: 330px;
      margin: 20px 0 0;
      color: rgba(255, 255, 255, 0.61);
      font-size: 13px;
    }

    .footer-title {
      margin: 3px 0 17px;
      color: #fff;
      font-size: 14px;
      font-weight: 800;
    }

    .footer-links {
      display: grid;
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .footer-links a,
    .footer-links span {
      color: rgba(255, 255, 255, 0.61);
      font-size: 13px;
    }

    .footer-links a:hover {
      color: #f5b39e;
      padding-left: 4px;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 22px;
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.13);
      color: rgba(255, 255, 255, 0.45);
      font-size: 12px;
    }

    .back-top {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 10;
      display: inline-grid;
      place-items: center;
      width: 42px;
      height: 42px;
      color: var(--green);
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: 50%;
      box-shadow: var(--shadow-sm);
      font-size: 18px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(8px);
      transition: opacity var(--ease), visibility var(--ease), transform var(--ease), background-color var(--ease);
    }

    .back-top.visible {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .back-top:hover {
      color: #fff;
      background: var(--coral);
      border-color: var(--coral);
    }

    @media (max-width: 1024px) {
      .container {
        width: min(var(--container), calc(100% - 40px));
      }

      .header-inner {
        gap: 16px;
      }

      .nav-list {
        gap: 0;
      }

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

      .nav-list a::after {
        left: 10px;
        right: 10px;
      }

      .hero-art {
        right: 34px;
        width: 270px;
        height: 225px;
      }

      .overview-grid,
      .faq-layout {
        gap: 42px;
      }

      .note-panel {
        gap: 35px;
        padding: 36px;
      }
    }

    @media (max-width: 768px) {
      .container {
        width: min(var(--container), calc(100% - 32px));
      }

      .header-inner {
        min-height: 72px;
      }

      .menu-toggle {
        display: block;
      }

      .header-action {
        display: none;
      }

      nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        height: calc(100vh - 72px);
        padding: 25px 16px;
        background: var(--paper);
        border-top: 1px solid var(--line);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity var(--ease), visibility var(--ease), transform var(--ease);
      }

      body.menu-open nav {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
      }

      .nav-list {
        display: grid;
        gap: 8px;
      }

      .nav-list a {
        justify-content: space-between;
        min-height: 52px;
        padding: 12px 15px;
        background: var(--sand);
        font-size: 16px;
      }

      .nav-list a::after {
        left: 15px;
        right: auto;
        bottom: 8px;
        width: 30px;
      }

      .category-hero {
        min-height: 485px;
        align-items: flex-end;
        background:
          linear-gradient(0deg, rgba(247, 242, 235, 0.99) 25%, rgba(247, 242, 235, 0.75) 76%, rgba(247, 242, 235, 0.3) 100%),
          url("/assets/images/backpic/back-2.webp") center / cover no-repeat;
      }

      .breadcrumb {
        top: 21px;
      }

      .hero-copy {
        padding: 85px 0 44px;
      }

      h1 {
        max-width: 590px;
        font-size: clamp(34px, 9vw, 49px);
      }

      .hero-copy > p {
        font-size: 15px;
      }

      .hero-art {
        display: none;
      }

      .trust-inner {
        display: block;
        padding: 16px 0 19px;
      }

      .trust-label {
        display: block;
        margin-bottom: 9px;
      }

      .trust-list {
        justify-content: flex-start;
      }

      .section {
        padding: 64px 0;
      }

      .overview-grid,
      .explorer-layout,
      .faq-layout,
      .note-panel {
        grid-template-columns: 1fr;
      }

      .overview-grid {
        gap: 36px;
      }

      .directory {
        position: static;
      }

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

      .directory-list a {
        background: var(--sand);
      }

      .path-heading {
        display: block;
        margin-bottom: 28px;
      }

      .path-heading p {
        margin-top: 15px;
      }

      .path-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
      }

      .path-item {
        padding: 20px 18px 6px 0;
      }

      .path-item:not(:last-child) {
        margin-right: 0;
      }

      .path-item:not(:last-child)::after {
        display: none;
      }

      .note-panel {
        gap: 30px;
        padding: 30px 25px;
      }

      .note-image {
        min-height: 220px;
      }

      .note-image img {
        min-height: 220px;
      }

      .contact-box {
        align-items: flex-start;
        flex-direction: column;
        padding: 28px 24px;
      }

      .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 35px 25px;
      }

      .footer-top > div:first-child {
        grid-column: 1 / -1;
      }

      .footer-bottom {
        display: grid;
        gap: 5px;
      }
    }

    @media (max-width: 520px) {
      .container {
        width: min(var(--container), calc(100% - 28px));
      }

      .logo {
        font-size: 16px;
      }

      .logo-mark {
        width: 31px;
        height: 31px;
      }

      .hero-actions {
        display: grid;
        width: 100%;
      }

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

      .trust-list {
        gap: 6px;
      }

      .trust-list li {
        padding: 5px 9px;
        font-size: 12px;
      }

      .section-heading {
        margin-bottom: 29px;
      }

      .overview-note {
        padding: 20px;
      }

      .overview-note img {
        height: 160px;
      }

      .directory-list {
        grid-template-columns: 1fr;
      }

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

      .feature-card .card-image {
        height: 190px;
      }

      .compact-card .card-image {
        height: 150px;
      }

      .compact-card .card-body,
      .feature-card .card-body {
        padding: 22px 20px;
      }

      .path-list {
        display: block;
        padding-left: 12px;
        border-left: 1px solid var(--line);
      }

      .path-item {
        padding: 0 0 28px 24px;
      }

      .path-item::before {
        content: "";
        position: absolute;
        left: -18px;
        top: 5px;
        width: 10px;
        height: 10px;
        background: var(--coral);
        border: 3px solid var(--paper);
        border-radius: 50%;
        box-shadow: 0 0 0 1px var(--coral);
      }

      .path-number {
        width: 29px;
        height: 29px;
        margin-bottom: 11px;
        font-size: 11px;
      }

      .note-points {
        grid-template-columns: 1fr;
      }

      .note-image {
        min-height: 180px;
      }

      .note-image img {
        min-height: 180px;
      }

      .faq-item summary {
        padding: 14px 15px;
        font-size: 14px;
      }

      .faq-answer {
        padding: 0 15px 16px;
        font-size: 13px;
      }

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

      .footer-top > div:first-child {
        grid-column: auto;
      }

      .back-top {
        right: 15px;
        bottom: 15px;
      }
    }