:root{
      --bg0:#fbf7f0;
      --bg1:#f4eddc;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b616e;
      --border:rgba(31,41,55,.12);
      --shadow:0 18px 40px rgba(26,32,44,.08);
      --shadow2:0 10px 22px rgba(26,32,44,.09);
      --accent:#b8894a;
      --accent2:#d4b17b;
      --link:#1b5fd6;
      --ok:#0f766e;
      --warn:#b45309;
      --radius:18px;
      --radius2:14px;
      --container:1040px;
      --padX:20px;
      --focus: 0 0 0 3px rgba(184,137,74,.22);
    }

    *{box-sizing:border-box}
    html,body{height:100%}
    body{
      margin:0;
      color:var(--text);
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB","Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      background:
        radial-gradient(1100px 520px at 10% -10%, rgba(212,177,123,.35), rgba(212,177,123,0) 60%),
        radial-gradient(980px 420px at 95% 10%, rgba(184,137,74,.22), rgba(184,137,74,0) 58%),
        linear-gradient(180deg, var(--bg0), #ffffff 55%, #fff 100%);
      overflow-x:hidden;
    }

    a{color:inherit}
    .skip{
      position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:16px; top:16px; width:auto; height:auto; padding:10px 12px;
      background: #111827; color:#fff; border-radius:12px; z-index:9999;
    }

    .container{
      width:100%;
      max-width:var(--container);
      padding-left:var(--padX);
      padding-right:var(--padX);
      margin:0 auto;
    }

    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      background: linear-gradient(180deg, rgba(251,247,240,.9), rgba(251,247,240,.7));
      border-bottom: 1px solid rgba(31,41,55,.08);
    }
    .nav{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:14px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 140px;
    }
    .logo{
      width:40px; height:40px; border-radius:14px;
      background: linear-gradient(135deg, #e9d7b7, #caa46a);
      border:1px solid rgba(31,41,55,.12);
      box-shadow: 0 10px 18px rgba(184,137,74,.18);
      display:grid; place-items:center;
      font-weight:800; color:#1f2937; letter-spacing:.5px;
      transform: translateZ(0);
    }
    .brand-title{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-title strong{
      font-size:14px; letter-spacing:.2px;
    }
    .brand-title span{
      font-size:12px; color:var(--muted);
      margin-top:4px;
    }

    .nav-right{
      display:flex; align-items:center; gap:10px;
    }

    .menu{
      display:flex; align-items:center; gap:16px;
      padding:0; margin:0; list-style:none;
    }
    .menu a{
      text-decoration:none;
      font-size:13px;
      color: rgba(31,41,55,.85);
      padding:10px 8px;
      border-radius:12px;
      transition: background-color .2s ease, transform .2s ease;
      outline:none;
    }
    .menu a:hover{
      background: rgba(212,177,123,.25);
      transform: translateY(-1px);
    }
    .menu a:focus-visible{ box-shadow: var(--focus); }

    .cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      appearance:none;
      border:1px solid rgba(31,41,55,.12);
      background: rgba(255,255,255,.9);
      color:#1f2937;
      padding:10px 14px;
      border-radius:14px;
      font-weight:650;
      font-size:13px;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, background-color .18s ease, border-color .18s ease;
      text-decoration:none;
      display:inline-flex; align-items:center; gap:10px;
      outline:none;
      white-space:nowrap;
    }
    .btn:focus-visible{ box-shadow: var(--focus); }
    .btn:hover{ transform: translateY(-1px); box-shadow: 0 12px 24px rgba(26,32,44,.10); }
    .btn.primary{
      border-color: rgba(184,137,74,.35);
      background: linear-gradient(135deg, rgba(184,137,74,.18), rgba(212,177,123,.28));
    }
    .btn .dot{
      width:10px; height:10px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, #f7e2bf, #b8894a);
      box-shadow: 0 0 0 3px rgba(184,137,74,.15);
    }

    .hamburger{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.12);
      background: rgba(255,255,255,.88);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease;
      outline:none;
    }
    .hamburger:focus-visible{ box-shadow: var(--focus); }
    .hamburger:hover{ transform: translateY(-1px); box-shadow: 0 12px 24px rgba(26,32,44,.10); }
    .hamburger svg{width:20px; height:20px; color:#1f2937}

    .mobile-panel{
      display:none;
      padding:10px 0 18px;
      border-top:1px solid rgba(31,41,55,.08);
    }
    .mobile-links{
      display:flex; flex-direction:column; gap:8px;
    }
    .mobile-links a{
      text-decoration:none;
      font-size:14px;
      padding:12px 12px;
      border:1px solid rgba(31,41,55,.10);
      border-radius:14px;
      background: rgba(255,255,255,.85);
    }

    main{ padding: 22px 0 28px; }

    .hero{
      position:relative;
      border:1px solid rgba(31,41,55,.10);
      border-radius: calc(var(--radius) + 8px);
      background:
        radial-gradient(900px 420px at 18% 0%, rgba(212,177,123,.35), rgba(212,177,123,0) 60%),
        radial-gradient(720px 320px at 100% 30%, rgba(184,137,74,.20), rgba(184,137,74,0) 62%),
        linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.78));
      box-shadow: var(--shadow);
      overflow:hidden;
      transform: translateZ(0);
    }
    .hero::after{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(280px 180px at 12% 20%, rgba(184,137,74,.18), rgba(184,137,74,0) 60%),
        radial-gradient(240px 160px at 88% 12%, rgba(212,177,123,.20), rgba(212,177,123,0) 62%);
      pointer-events:none;
    }

    .hero-inner{
      position:relative;
      padding: 26px 22px;
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:18px;
      align-items:start;
    }

    .kicker{
      display:flex; align-items:center; gap:10px;
      margin-bottom:10px;
      color: rgba(31,41,55,.85);
      font-size:13px;
    }
    .kicker .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius: 999px;
      border:1px solid rgba(184,137,74,.30);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 16px rgba(184,137,74,.10);
    }
    .kicker .badge i{
      width:10px; height:10px; border-radius:50%;
      background:#b8894a;
      box-shadow: 0 0 0 3px rgba(184,137,74,.18);
      display:inline-block;
    }

    h1{
      margin:0;
      font-size: 30px;
      line-height:1.16;
      letter-spacing:-.4px;
    }
    .lead{
      margin: 12px 0 0;
      color: rgba(31,41,55,.78);
      font-size: 15px;
      line-height:1.7;
      max-width: 60ch;
    }

    .hero-actions{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:16px;
      align-items:center;
    }

    .meta-row{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:14px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 12px;
      border:1px solid rgba(31,41,55,.10);
      border-radius: 16px;
      background: rgba(255,255,255,.78);
      color: rgba(31,41,55,.86);
      font-size: 13px;
      white-space:nowrap;
    }
    .pill svg{ width:18px; height:18px; flex:0 0 auto; }

    .hero-side{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.80);
      padding:16px 14px;
      box-shadow: 0 10px 22px rgba(26,32,44,.06);
      position:relative;
      overflow:hidden;
    }
    .hero-side::before{
      content:"";
      position:absolute; inset:-40px -40px auto auto;
      width:180px; height:180px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(212,177,123,.30), rgba(212,177,123,0) 60%);
      pointer-events:none;
    }
    .side-title{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      position:relative;
    }
    .side-title h2{
      margin:0;
      font-size:14px;
      letter-spacing:.2px;
    }
    .side-title .hint{
      font-size:12px;
      color: var(--muted);
      border:1px dashed rgba(184,137,74,.40);
      padding:6px 10px;
      border-radius:999px;
      background: rgba(255,255,255,.75);
      white-space:nowrap;
    }
    .side-list{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      position:relative;
      display:flex; flex-direction:column; gap:10px;
    }
    .side-item{
      display:flex; gap:10px; align-items:flex-start;
      padding:11px 10px;
      border-radius: 14px;
      border:1px solid rgba(31,41,55,.09);
      background: rgba(255,255,255,.84);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .side-item:hover{
      transform: translateY(-2px);
      border-color: rgba(184,137,74,.26);
      box-shadow: 0 12px 22px rgba(26,32,44,.09);
    }
    .side-item:focus-within{ box-shadow: var(--focus); }
    .side-ic{
      width:28px; height:28px; border-radius: 10px;
      background: linear-gradient(135deg, rgba(184,137,74,.22), rgba(212,177,123,.35));
      border:1px solid rgba(184,137,74,.25);
      display:grid; place-items:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .side-ic svg{ width:16px; height:16px; color:#7a4f1a; }
    .side-item strong{
      display:block;
      font-size:13px;
      margin-top:1px;
      line-height:1.2;
    }
    .side-item span{
      display:block;
      font-size:12px;
      color: var(--muted);
      line-height:1.45;
      margin-top:4px;
    }

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

    .section{
      border:1px solid rgba(31,41,55,.10);
      border-radius: var(--radius);
      background: rgba(255,255,255,.82);
      box-shadow: 0 14px 30px rgba(26,32,44,.05);
      overflow:hidden;
    }
    .section-inner{
      padding:18px 16px;
    }
    .section-head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      margin-bottom:12px;
    }
    .section h2{
      margin:0;
      font-size:18px;
      letter-spacing:-.2px;
    }
    .section .sub{
      margin:6px 0 0;
      color: var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width: 66ch;
    }

    .toc{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:10px;
    }
    .toc a{
      text-decoration:none;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.85);
      padding:10px 12px;
      border-radius: 999px;
      font-size:13px;
      color: rgba(31,41,55,.88);
      transition: transform .18s ease, background-color .18s ease, border-color .18s ease;
      outline:none;
    }
    .toc a:hover{ transform: translateY(-2px); border-color: rgba(184,137,74,.28); background: rgba(255,255,255,.96); }
    .toc a:focus-visible{ box-shadow: var(--focus); }

    .cards-2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .card{
      border:1px solid rgba(31,41,55,.10);
      border-radius: var(--radius2);
      background: rgba(255,255,255,.88);
      padding:14px 14px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      border-color: rgba(184,137,74,.26);
      box-shadow: 0 16px 30px rgba(26,32,44,.10);
    }
    .card h3{
      margin:0;
      font-size:14px;
      letter-spacing:.1px;
    }
    .card p{
      margin:10px 0 0;
      color: rgba(31,41,55,.75);
      font-size:13px;
      line-height:1.7;
    }
    .card .small{
      margin-top:10px;
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius: 999px;
      background: rgba(212,177,123,.18);
      border:1px solid rgba(184,137,74,.22);
      color: rgba(31,41,55,.86);
      font-size:12px;
      white-space:nowrap;
    }
    .tag i{
      width:9px; height:9px; border-radius:50%;
      background:#b8894a; display:inline-block;
      box-shadow: 0 0 0 3px rgba(184,137,74,.15);
    }

    .steps{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    .step{
      border:1px solid rgba(31,41,55,.10);
      border-radius: var(--radius2);
      background: rgba(255,255,255,.88);
      padding:14px;
      display:flex; gap:12px;
    }
    .num{
      width:34px; height:34px;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(184,137,74,.22), rgba(212,177,123,.35));
      border:1px solid rgba(184,137,74,.22);
      display:grid; place-items:center;
      color:#6b4312;
      font-weight:800;
      flex:0 0 auto;
    }
    .step strong{
      display:block;
      font-size:14px;
      margin-top:1px;
    }
    .step span{
      display:block;
      color: rgba(31,41,55,.75);
      font-size:13px;
      line-height:1.7;
      margin-top:6px;
    }

    .data-grid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .stat{
      border:1px solid rgba(31,41,55,.10);
      border-radius: var(--radius2);
      background: rgba(255,255,255,.88);
      padding:14px;
    }
    .stat .k{
      font-size:12px;
      color: var(--muted);
      line-height:1.4;
    }
    .stat .v{
      margin-top:8px;
      font-size:20px;
      font-weight:850;
      letter-spacing:-.3px;
    }
    .stat .d{
      margin-top:8px;
      font-size:13px;
      color: rgba(31,41,55,.74);
      line-height:1.6;
    }

    .faq{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    details.faq-item{
      border:1px solid rgba(31,41,55,.10);
      border-radius: var(--radius2);
      background: rgba(255,255,255,.88);
      padding:12px 12px;
    }
    details.faq-item[open]{
      border-color: rgba(184,137,74,.26);
      box-shadow: 0 16px 30px rgba(26,32,44,.10);
    }
    details.faq-item summary{
      cursor:pointer;
      list-style:none;
      outline:none;
      display:flex; align-items:flex-start; gap:12px;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    .q-ic{
      width:28px; height:28px;
      border-radius: 12px;
      background: rgba(212,177,123,.20);
      border:1px solid rgba(184,137,74,.25);
      display:grid; place-items:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .q-ic svg{ width:16px; height:16px; color:#7a4f1a; }
    .q-text{
      font-weight:800;
      font-size:13px;
      line-height:1.4;
      margin-top:2px;
    }
    .a-text{
      margin:10px 0 0;
      color: rgba(31,41,55,.76);
      font-size:13px;
      line-height:1.75;
    }
    .inline-link{
      color: var(--link);
      text-decoration:none;
      border-bottom: 1px solid rgba(27,95,214,.35);
    }
    .inline-link:hover{ border-bottom-color: rgba(27,95,214,.65); }

    .contact-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }
    .contact-card{
      border:1px solid rgba(31,41,55,.10);
      border-radius: var(--radius2);
      background: rgba(255,255,255,.88);
      padding:14px;
      display:flex; flex-direction:column; gap:12px;
    }
    .contact-card h3{ margin:0; font-size:14px; }
    .contact-item{
      display:flex; gap:10px; align-items:flex-start;
      padding:10px 10px;
      border-radius: 14px;
      border:1px solid rgba(31,41,55,.08);
      background: rgba(255,255,255,.85);
    }
    .contact-item svg{ width:18px; height:18px; color:#7a4f1a; margin-top:2px; flex:0 0 auto;}
    .contact-item b{ font-size:13px; display:block; }
    .contact-item span{ font-size:13px; color: rgba(31,41,55,.74); line-height:1.6; display:block; margin-top:4px; }

    .qr-wrap{
      display:flex; gap:12px; align-items:flex-start; flex-wrap:wrap;
    }
    .qr{
      width:130px; border-radius: 14px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.9);
      padding:10px;
    }
    .qr img{
      width:100%; height:auto; display:block;
      border-radius:10px;
      background:#fff;
    }
    .qr .cap{
      margin-top:8px;
      font-size:12px;
      color: var(--muted);
      line-height:1.5;
    }
    .img-grid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr 1fr;
      gap:10px;
    }
    .img-tile{
      border-radius: 14px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.88);
      overflow:hidden;
      position:relative;
    }
    .img-tile img{
      width:100%;
      height:120px;
      object-fit:cover;
      display:block;
      transform: scale(1.01);
      transition: transform .25s ease, filter .25s ease;
      filter: saturate(.98);
    }
    .img-tile:hover img{
      transform: scale(1.06);
      filter: saturate(1.05);
    }

    footer{
      background: linear-gradient(180deg, rgba(244,237,220,.65), rgba(244,237,220,.85));
      border-top: 1px solid rgba(31,41,55,.10);
      padding: 18px 0 22px;
    }
    .footer-inner{
      display:flex; justify-content:space-between; gap:14px;
      align-items:flex-start;
      flex-wrap:wrap;
    }
    .footer-left{
      min-width: 240px;
    }
    .foot-brand{
      display:flex; align-items:center; gap:12px;
      margin-bottom:10px;
    }
    .foot-brand .logo{ width:38px; height:38px; border-radius:14px; }
    .foot-title{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .foot-title strong{ font-size:14px }
    .foot-title span{ font-size:12px; color: rgba(31,41,55,.72); margin-top:6px; line-height:1.5;}
    .foot-links{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-top:10px;
    }
    .foot-links a{
      text-decoration:none;
      font-size:13px;
      padding:9px 10px;
      border-radius: 999px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.75);
    }
    .foot-links a:hover{
      border-color: rgba(184,137,74,.26);
      background: rgba(255,255,255,.95);
    }
    .copyright{
      font-size:12px; color: rgba(31,41,55,.70);
      margin-top:12px;
      line-height:1.6;
    }

    .backtop{
      position:fixed; right:16px; bottom:16px;
      width:46px; height:46px;
      border-radius: 18px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 40px rgba(26,32,44,.10);
      display:grid; place-items:center;
      cursor:pointer;
      outline:none;
      opacity:0; transform: translateY(10px);
      pointer-events:none;
      transition: opacity .22s ease, transform .22s ease;
      z-index:80;
    }
    .backtop.show{ opacity:1; transform: translateY(0); pointer-events:auto; }
    .backtop:focus-visible{ box-shadow: var(--focus); }
    .backtop svg{ width:18px; height:18px; color:#1f2937; }

    .fade-in{
      opacity:0; transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .fade-in.show{
      opacity:1; transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-inner{ grid-template-columns: 1fr; }
      h1{ font-size: 26px; }
      .cards-2{ grid-template-columns: 1fr; }
      .steps{ grid-template-columns: 1fr; }
      .data-grid{ grid-template-columns: 1fr; }
      .faq{ grid-template-columns: 1fr; }
      .contact-grid{ grid-template-columns: 1fr; }
      .img-grid{ grid-template-columns: 1fr 1fr; }
    }

    @media (max-width: 760px){
      .menu{ display:none; }
      .cta{ display:none; }
      .hamburger{ display:flex; }
      .mobile-panel.show{ display:block; }
      .hero-inner{ padding:18px 14px; }
      .section-inner{ padding:16px 12px; }
      .img-tile img{ height:108px; }
    }

    @media (prefers-reduced-motion: reduce){
      *{scroll-behavior:auto !important}
      .fade-in{transition:none}
      .card,.side-item,.btn,.toc a,.img-tile img{transition:none}
      .backtop{transition:none}
    }