:root{
    --orange:#f97316;
    --orange-deep:#ea580c;
    --orange-light:#ffedd5;
    --ink:#1f2937;
    --muted:#6b7280;
    --card:#fffaf5;
    --radius-lg:28px;
    --radius-md:22px;
    --radius-pill:40px;
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    background:#fff;
    color:var(--ink);
    line-height:1.7;
    overflow-x:hidden;
  }
  img{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;}
  .wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
  .accent{color:var(--orange);}

  /* header */
  .site-header{
    position:sticky;top:0;z-index:50;
    background:rgba(255,255,255,.94);
    backdrop-filter:blur(8px);
    border-bottom:1px solid #fde9d6;
  }
  .nav{
    display:flex;align-items:center;justify-content:space-between;
    gap:16px;height:68px;
  }
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand img{height:34px;width:auto;border-radius:8px;}
  .brand .brand-name{font-weight:800;font-size:18px;letter-spacing:.5px;}
  .brand .tag{
    font-size:12px;font-weight:700;color:#fff;background:var(--orange);
    padding:2px 10px;border-radius:var(--radius-pill);
  }
  .nav-links{
    display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end;
  }
  .nav-links a{
    font-size:14px;color:#4b5563;padding:8px 12px;border-radius:var(--radius-pill);
    transition:color .2s,background .2s;
  }
  .nav-links a:hover{color:var(--orange-deep);background:var(--orange-light);}
  .nav-links a.active{color:var(--orange-deep);font-weight:700;box-shadow:inset 0 -2px 0 var(--orange);border-radius:0;}

  /* hero */
  .hero{
    padding:44px 0 20px;
    background:linear-gradient(180deg,#fff7ee 0%,#ffffff 100%);
  }
  .hero-card{
    display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center;
    background:linear-gradient(135deg,#fff4e6 0%,#ffe7cd 100%);
    border:2px solid #fdba74;
    border-radius:var(--radius-lg);
    padding:40px;
    box-shadow:0 18px 40px -24px rgba(249,115,22,.55);
  }
  .hero-card h1{font-size:40px;line-height:1.3;font-weight:800;letter-spacing:.5px;}
  .hero-card h1 .accent{position:relative;}
  .hero-sub{margin-top:18px;font-size:16px;color:#4b5563;line-height:1.9;max-width:520px;}
  .badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
  .badge{
    background:#fff;border:1px solid #fdba74;color:#9a3412;
    font-size:13px;font-weight:600;padding:7px 16px;border-radius:var(--radius-pill);
    box-shadow:0 4px 12px -8px rgba(249,115,22,.7);
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--orange);color:#fff;font-weight:700;font-size:15px;
    padding:13px 28px;border-radius:var(--radius-pill);
    transition:transform .18s,background .18s,box-shadow .18s;
    box-shadow:0 10px 22px -12px rgba(234,88,12,.9);
  }
  .btn:hover{background:var(--orange-deep);transform:translateY(-2px) scale(1.02);}
  .btn-ghost{
    background:#fff;color:var(--orange-deep);border:2px solid #fdba74;box-shadow:none;
  }
  .btn-ghost:hover{background:var(--orange-light);}
  .hero-figure{
    border-radius:var(--radius-md);overflow:hidden;background:#fff;
    border:2px solid #fdba74;
    box-shadow:0 20px 40px -26px rgba(234,88,12,.8);
  }
  .hero-figure img{width:100%;height:100%;object-fit:cover;}

  /* section base */
  section{padding:46px 0;}
  .sec-head{
    display:flex;align-items:center;justify-content:space-between;
    gap:16px;margin-bottom:24px;flex-wrap:wrap;
  }
  .sec-head h2{font-size:26px;font-weight:800;letter-spacing:.4px;display:flex;align-items:center;gap:10px;}
  .sec-head h2::before{
    content:"";display:inline-block;width:6px;height:26px;border-radius:4px;
    background:linear-gradient(180deg,var(--orange),#fdba74);
  }
  .sec-head .more{font-size:14px;color:var(--orange-deep);font-weight:700;}
  .sec-head .more:hover{text-decoration:underline;}
  .sec-lead{color:var(--muted);font-size:15px;max-width:640px;margin-top:-10px;margin-bottom:24px;}

  /* grid cards */
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .item{
    background:var(--card);
    border:1px solid #fde3c8;
    border-radius:var(--radius-md);
    overflow:hidden;
    transition:transform .2s,box-shadow .2s,border-color .2s;
  }
  .item:hover{transform:translateY(-6px);box-shadow:0 18px 30px -20px rgba(249,115,22,.85);border-color:#fdba74;}
  .thumb{position:relative;aspect-ratio:3/4;overflow:hidden;background:linear-gradient(135deg,#fed7aa,#fdba74);}
  .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s;}
  .item:hover .thumb img{transform:scale(1.05);}
  .tag-ep{
    position:absolute;left:10px;top:10px;
    background:rgba(249,115,22,.95);color:#fff;font-size:12px;font-weight:700;
    padding:3px 12px;border-radius:var(--radius-pill);
  }
  .tag-score{
    position:absolute;right:10px;bottom:10px;
    background:rgba(255,255,255,.94);color:var(--orange-deep);font-size:12px;font-weight:800;
    padding:3px 10px;border-radius:var(--radius-pill);
  }
  .item-body{padding:14px 16px 18px;}
  .item-body h3{font-size:16px;font-weight:700;line-height:1.4;}
  .item-body p{font-size:13px;color:var(--muted);margin-top:4px;}

  /* group title inside sections */
  .group{padding-top:6px;}
  .group + .group{margin-top:40px;}

  /* rank + update */
  .duo{display:grid;grid-template-columns:2fr 1fr;gap:22px;}
  .panel{
    background:linear-gradient(160deg,#fffaf4,#fff2e4);
    border:1px solid #fde3c8;border-radius:var(--radius-lg);padding:26px 26px 22px;
  }
  .panel-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px;}
  .panel-head h2{font-size:22px;font-weight:800;}
  .mini-badge{
    font-size:12px;font-weight:700;color:var(--orange-deep);
    background:#fff;border:1px solid #fdba74;padding:2px 12px;border-radius:var(--radius-pill);
  }
  .rank-list{list-style:none;}
  .rank-list li{
    display:flex;align-items:center;gap:14px;
    padding:11px 0;border-bottom:1px dashed #fcd9b6;font-size:15px;
  }
  .rank-list li:last-child{border-bottom:0;}
  .rank-no{
    width:26px;height:26px;flex:0 0 26px;border-radius:8px;display:grid;place-items:center;
    font-weight:800;font-size:13px;background:#ffe6cc;color:#b45309;
  }
  .rank-list li:nth-child(1) .rank-no{background:var(--orange);color:#fff;}
  .rank-list li:nth-child(2) .rank-no{background:#fdba74;color:#7c2d12;}
  .rank-name{flex:1;font-weight:600;}
  .rank-score{font-weight:800;color:var(--orange-deep);font-size:14px;}
  .update-list{list-style:none;}
  .update-list li{
    display:flex;align-items:center;gap:10px;font-size:14px;padding:9px 0;
    border-bottom:1px dashed #fcd9b6;
  }
  .update-list li:last-child{border-bottom:0;}
  .dot{width:8px;height:8px;border-radius:50%;background:var(--orange);flex:0 0 8px;}
  .update-list .u-time{margin-left:auto;color:var(--muted);font-size:12px;}
  .panel-note{margin-top:14px;font-size:13px;color:#9a3412;background:#fff;border-radius:14px;padding:8px 14px;display:inline-block;}

  /* faq */
  .faq-panel{
    background:#fff;border:1px solid #fde3c8;border-radius:var(--radius-lg);
    padding:30px;box-shadow:0 14px 34px -28px rgba(234,88,12,.7);
    border-left:8px solid var(--orange);
  }
  .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 34px;margin-top:8px;}
  .faq-item h3{font-size:16px;font-weight:700;margin-bottom:6px;color:#9a3412;}
  .faq-item p{font-size:14px;color:#4b5563;}

  /* reviews */
  .review-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:10px;}
  .review{
    background:var(--card);border:1px solid #fde3c8;border-radius:var(--radius-md);
    padding:20px 22px;transition:transform .2s,box-shadow .2s;
  }
  .review:hover{transform:translateY(-4px);box-shadow:0 16px 28px -22px rgba(249,115,22,.9);}
  .review-top{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
  .avatar{
    width:40px;height:40px;border-radius:50%;flex:0 0 40px;
    background:linear-gradient(135deg,#fdba74,#f97316);
    color:#fff;font-weight:800;display:grid;place-items:center;font-size:15px;
  }
  .review-meta .nick{font-weight:700;font-size:15px;}
  .review-meta .stars{font-size:13px;color:var(--orange);letter-spacing:2px;}
  .review p{font-size:14px;color:#4b5563;}

  /* download */
  .download-panel{
    background:linear-gradient(135deg,#fff4e6,#ffe3c4);
    border:2px solid #fdba74;border-radius:var(--radius-lg);
    padding:38px;box-shadow:0 20px 44px -30px rgba(234,88,12,.9);
  }
  .download-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px;}
  .download-head h2{font-size:26px;font-weight:800;}
  .exclusive{
    background:var(--orange-deep);color:#fff;font-size:12px;font-weight:800;
    padding:3px 14px;border-radius:var(--radius-pill);letter-spacing:1px;
  }
  .download-lead{font-size:15px;color:#4b5563;max-width:660px;margin-bottom:26px;}
  .feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:26px;}
  .feature{
    background:#fff;border-radius:var(--radius-md);padding:20px 18px;
    border:1px solid #fde3c8;transition:transform .2s,box-shadow .2s;
  }
  .feature:hover{transform:translateY(-5px);box-shadow:0 16px 28px -22px rgba(249,115,22,.95);}
  .feature .icon{font-size:24px;display:block;margin-bottom:8px;}
  .feature h3{font-size:16px;font-weight:700;margin-bottom:6px;}
  .feature p{font-size:13px;color:var(--muted);line-height:1.7;}
  .download-note{
    border-left:6px solid var(--orange);background:#fff;border-radius:14px;
    padding:14px 18px;font-size:14px;color:#4b5563;
  }
  .download-cta{margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;}
  .download-cta .hint{font-size:13px;color:#9a3412;}

  /* gallery */
  .gallery{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
  .gallery figure{
    border-radius:18px;overflow:hidden;aspect-ratio:3/4;border:1px solid #fde3c8;background:#ffe9d2;
  }
  .gallery img{width:100%;height:100%;object-fit:cover;transition:transform .3s;}
  .gallery figure:hover img{transform:scale(1.06);}
  .gallery figcaption{
    font-size:12px;color:var(--muted);text-align:center;margin-top:6px;
  }

  /* footer */
  .site-footer{
    background:#fffaf4;border-top:1px solid #fde3c8;
    padding:26px 0 30px;margin-top:20px;
  }
  .footer-inner{
    display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
    font-size:12px;color:#9ca3af;line-height:1.9;
  }
  .footer-inner a{color:#9ca3af;}
  .footer-inner a:hover{color:var(--orange-deep);}
  .footer-update{font-size:12px;color:#b0b7c3;}

  /* floating download */
  .float-download{
    position:fixed;right:24px;bottom:24px;z-index:80;
    display:inline-flex;align-items:center;gap:8px;
    background:var(--orange);color:#fff;font-weight:800;font-size:15px;
    padding:14px 24px;border-radius:var(--radius-pill);
    border:3px solid #fff;
    box-shadow:0 14px 28px -12px rgba(234,88,12,.9);
    transition:transform .18s,background .18s;
  }
  .float-download:hover{background:var(--orange-deep);transform:scale(1.05);}

  /* responsive */
  @media (max-width:1024px){
    .hero-card{grid-template-columns:1fr;padding:32px;gap:26px;}
    .hero-card h1{font-size:32px;}
    .grid-3{grid-template-columns:repeat(2,1fr);}
    .feature-grid{grid-template-columns:repeat(2,1fr);}
    .duo{grid-template-columns:1fr;}
    .gallery{grid-template-columns:repeat(4,1fr);}
  }
  @media (max-width:768px){
    .nav{height:auto;padding:12px 0;flex-wrap:wrap;}
    .nav-links{justify-content:flex-start;gap:2px;}
    .nav-links a{font-size:13px;padding:6px 9px;}
    .hero{padding:28px 0 12px;}
    .hero-card{padding:24px 20px;border-radius:24px;}
    .hero-card h1{font-size:26px;}
    .hero-sub{font-size:15px;}
    section{padding:34px 0;}
    .sec-head h2{font-size:21px;}
    .grid-3{grid-template-columns:1fr;}
    .faq-grid,.review-grid{grid-template-columns:1fr;}
    .faq-panel,.download-panel{padding:22px 18px;}
    .feature-grid{grid-template-columns:1fr;}
    .gallery{grid-template-columns:repeat(2,1fr);}
    .float-download{right:14px;bottom:14px;font-size:13px;padding:11px 16px;border-width:2px;}
  }