:root{
    --bg:#181A1D;
    --bg-1:#1F2226;
    --bg-2:#282C31;
    --bg-3:#343940;
    --line:#3A3F47;
    --text:#ECEDEF;
    --sub:#9CA1A8;
    --orange:#FF6B35;
    --blue:#4A9EFF;
    --radius:10px;
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;}
  .wrap{max-width:1240px;margin:0 auto;padding:0 24px;}
  .topline{
    height:3px;
    background:linear-gradient(90deg,var(--orange) 0%,#8a4a2c 45%,#3A3F47 100%);
  }

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:50;
    background:rgba(24,26,29,.82);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
    transition:background .25s ease;
  }
  .site-header.scrolled{background:rgba(24,26,29,.95);}
  .nav-inner{
    height:68px;display:flex;align-items:center;gap:22px;
  }
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand img{height:34px;width:auto;}
  .brand-name{font-size:17px;font-weight:700;letter-spacing:.3px;white-space:nowrap;}
  .brand-name span{color:var(--orange);}
  .main-nav{display:flex;gap:18px;font-size:14px;color:var(--sub);flex:1;min-width:0;overflow:hidden;}
  .main-nav a{white-space:nowrap;transition:color .2s;}
  .main-nav a:hover{color:var(--text);}
  .nav-right{display:flex;align-items:center;gap:14px;flex-shrink:0;}
  .search-box{
    display:flex;align-items:center;gap:8px;
    background:var(--bg-2);border:1px solid var(--line);
    border-radius:20px;padding:7px 14px;width:200px;
  }
  .search-box input{
    background:none;border:none;outline:none;color:var(--text);
    font-size:13px;width:100%;
  }
  .search-box input::placeholder{color:var(--sub);}
  .line-status{
    display:flex;align-items:center;gap:7px;font-size:13px;color:var(--sub);
    background:var(--bg-2);border:1px solid var(--line);border-radius:20px;
    padding:7px 13px;cursor:pointer;white-space:nowrap;
  }
  .dot{width:8px;height:8px;border-radius:50%;background:#4CD978;box-shadow:0 0 0 3px rgba(76,217,120,.14);}
  .avatar-btn{
    width:34px;height:34px;border-radius:50%;background:var(--bg-3);
    border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
    font-size:13px;color:var(--sub);
  }
  .btn-login{
    background:var(--orange);color:#1a1207;font-weight:600;font-size:13px;
    padding:8px 18px;border-radius:20px;border:none;cursor:pointer;
  }
  .menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--text);
    border-radius:8px;padding:6px 10px;font-size:16px;cursor:pointer;}
  .notice-bar{
    background:var(--bg-1);border-bottom:1px solid var(--line);
    font-size:12.5px;color:var(--sub);overflow:hidden;white-space:nowrap;
  }
  .notice-bar .wrap{display:flex;align-items:center;gap:10px;padding-top:7px;padding-bottom:7px;}
  .notice-tag{
    color:var(--orange);border:1px solid rgba(255,107,53,.5);
    border-radius:4px;font-size:11px;padding:1px 6px;flex-shrink:0;
  }
  .notice-text{overflow:hidden;text-overflow:ellipsis;}

  /* ---------- hero ---------- */
  .hero{background:var(--bg-1);padding:34px 0 26px;}
  .hero-grid{display:grid;grid-template-columns:62% 1fr;gap:24px;}
  .spotlight{
    background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
    overflow:hidden;display:grid;grid-template-columns:1fr 1fr;
  }
  .spotlight-img{position:relative;min-height:340px;background:var(--bg-3);}
  .spotlight-img img{width:100%;height:100%;object-fit:cover;filter:brightness(.85);}
  .spotlight-badge{
    position:absolute;top:14px;left:14px;background:var(--orange);color:#1a1207;
    font-size:12px;font-weight:700;padding:4px 10px;border-radius:4px;
  }
  .spotlight-body{padding:26px 24px;display:flex;flex-direction:column;gap:12px;}
  .spotlight-body h2{font-size:26px;line-height:1.3;}
  .spotlight-body .tags{display:flex;flex-wrap:wrap;gap:8px;}
  .tag{font-size:12px;color:var(--sub);border:1px solid var(--line);border-radius:4px;padding:2px 8px;}
  .spotlight-desc{font-size:14px;color:var(--sub);}
  .hero-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--sub);}
  .hero-meta .star{color:var(--orange);}
  .hero-actions{display:flex;gap:12px;margin-top:6px;flex-wrap:wrap;}
  .btn-primary{
    display:inline-block;background:var(--orange);color:#1a1207;font-weight:700;
    font-size:14px;padding:11px 24px;border-radius:8px;border:none;cursor:pointer;
    transition:transform .2s ease;
  }
  .btn-primary:hover{transform:translateY(-2px);}
  .btn-ghost{
    display:inline-block;border:1px solid var(--line);color:var(--text);
    font-size:14px;padding:10px 22px;border-radius:8px;background:var(--bg-1);
    transition:border-color .2s;
  }
  .btn-ghost:hover{border-color:var(--orange);}

  .hotlist{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:18px;}
  .hotlist h3{font-size:16px;display:flex;align-items:center;gap:8px;margin-bottom:12px;}
  .hotlist h3::before{content:"";width:3px;height:15px;border-radius:2px;background:var(--orange);}
  .hot-item{
    display:flex;align-items:center;gap:10px;padding:8px 6px;border-radius:8px;
    transition:background .2s;
  }
  .hot-item:hover{background:var(--bg-3);}
  .hot-rank{width:20px;font-size:14px;font-weight:700;color:var(--sub);flex-shrink:0;}
  .hot-item:nth-child(2) .hot-rank,
  .hot-item:nth-child(3) .hot-rank,
  .hot-item:nth-child(4) .hot-rank{color:var(--orange);}
  .hot-thumb{width:36px;height:48px;border-radius:5px;overflow:hidden;flex-shrink:0;background:var(--bg-3);}
  .hot-thumb img{width:100%;height:100%;object-fit:cover;}
  .hot-info{min-width:0;flex:1;}
  .hot-info b{display:block;font-size:13.5px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .hot-info small{color:var(--sub);font-size:11.5px;}
  .hot-more{display:inline-block;margin-top:10px;font-size:13px;color:var(--blue);}

  /* ---------- quick bar ---------- */
  .quickbar{margin-top:-22px;position:relative;z-index:5;}
  .quick-grid{
    display:grid;grid-template-columns:repeat(6,1fr);gap:12px;
    background:var(--bg-2);border:1px solid var(--line);border-radius:12px;
    padding:16px;box-shadow:0 12px 30px rgba(0,0,0,.35);
  }
  .quick-card{
    padding:12px 10px;border-radius:8px;background:var(--bg-1);
    border:1px solid transparent;transition:transform .2s ease,border-color .2s;
  }
  .quick-card:hover{transform:translateY(-3px);border-color:var(--orange);}
  .quick-icon{font-size:18px;color:var(--orange);}
  .quick-card h3{font-size:14px;margin:6px 0 3px;}
  .quick-card p{font-size:11.5px;color:var(--sub);line-height:1.5;}

  /* ---------- generic section ---------- */
  section{padding:46px 0;}
  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap;}
  .sec-title{display:flex;align-items:center;gap:10px;font-size:22px;}
  .sec-title::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--orange);}
  .sec-sub{font-size:13.5px;color:var(--sub);}
  .sec-link{font-size:13.5px;color:var(--blue);white-space:nowrap;}

  /* ---------- cards / grid ---------- */
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
  .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
  .card{
    background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
    overflow:hidden;transition:transform .2s ease,border-color .2s;
  }
  .card:hover{transform:translateY(-3px);border-color:rgba(255,107,53,.55);}
  .cover{position:relative;aspect-ratio:3/4;background:var(--bg-3);overflow:hidden;}
  .cover img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease;}
  .card:hover .cover img{transform:scale(1.03);}
  .corner{
    position:absolute;top:10px;left:10px;background:rgba(255,107,53,.92);
    color:#1a1207;font-size:11px;font-weight:700;padding:3px 8px;border-radius:4px;
  }
  .corner.new{background:var(--blue);color:#08131f;}
  .card-body{padding:14px;}
  .card-body h3{font-size:15.5px;margin-bottom:5px;}
  .card-body .meta{font-size:12px;color:var(--sub);margin-bottom:8px;}
  .card-body p{font-size:12.5px;color:var(--sub);line-height:1.6;}
  .card-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;}
  .card-foot .count{font-size:12px;color:var(--sub);}
  .bar{height:5px;border-radius:3px;background:var(--bg-3);overflow:hidden;margin-top:6px;}
  .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--orange),#ffa06f);border-radius:3px;}

  .scroll-row{
    display:flex;gap:14px;overflow-x:auto;padding-bottom:12px;
    scrollbar-width:thin;scrollbar-color:var(--bg-3) transparent;
  }
  .scroll-row::-webkit-scrollbar{height:6px;}
  .scroll-row::-webkit-scrollbar-thumb{background:var(--bg-3);border-radius:3px;}
  .scroll-row .card{flex:0 0 196px;}
  .pill-tabs{display:flex;gap:8px;}
  .pill{font-size:12.5px;color:var(--sub);border:1px solid var(--line);border-radius:20px;padding:4px 14px;background:var(--bg-1);cursor:pointer;}
  .pill.active{color:#1a1207;background:var(--orange);border-color:var(--orange);font-weight:700;}

  /* ---------- list rows ---------- */
  .row-card{
    display:grid;grid-template-columns:80px 1fr auto;gap:16px;align-items:center;
    background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
    padding:14px;margin-bottom:12px;transition:transform .2s,border-color .2s;
  }
  .row-card:hover{transform:translateY(-3px);border-color:rgba(255,107,53,.55);}
  .row-card .thumb{width:80px;height:106px;border-radius:8px;overflow:hidden;background:var(--bg-3);}
  .row-card .thumb img{width:100%;height:100%;object-fit:cover;}
  .row-card h3{font-size:16px;margin-bottom:4px;}
  .row-card .meta{font-size:12.5px;color:var(--sub);margin-bottom:6px;}
  .row-card p{font-size:12.5px;color:var(--sub);}
  .row-right{text-align:right;font-size:12px;color:var(--sub);white-space:nowrap;}

  /* ---------- tag cloud ---------- */
  .tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
  .tag-cloud a{
    font-size:13.5px;background:var(--bg-2);border:1px solid var(--line);
    border-radius:20px;padding:7px 16px;color:var(--text);
    transition:border-color .2s,color .2s;
  }
  .tag-cloud a:hover{border-color:var(--orange);color:var(--orange);}
  .tag-cloud a em{font-style:normal;color:var(--sub);font-size:12px;margin-left:4px;}

  /* ---------- steps ---------- */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
  .step{
    background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
    padding:18px;position:relative;
  }
  .step-no{font-size:24px;font-weight:800;color:rgba(255,107,53,.35);}
  .step h3{font-size:15.5px;margin:4px 0 8px;}
  .step p{font-size:12.5px;color:var(--sub);}

  /* ---------- split guide ---------- */
  .split{display:grid;grid-template-columns:1.1fr 1fr;gap:24px;}
  .panel{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px;}
  .panel h3{font-size:16px;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
  .panel h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--orange);}
  .panel ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
  .panel li{font-size:13.5px;color:var(--sub);padding-left:14px;position:relative;}
  .panel li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--orange);}
  .panel li b{color:var(--text);font-weight:600;}

  .mock-search{
    display:flex;gap:8px;background:var(--bg-1);border:1px solid var(--line);
    border-radius:8px;padding:10px 12px;font-size:13px;color:var(--sub);margin:14px 0 10px;
  }
  .mock-search span{color:var(--text);}
  .mock-result{
    display:flex;gap:10px;align-items:center;padding:8px;border-radius:8px;
    background:var(--bg-1);margin-bottom:8px;
  }
  .mock-result .thumb{width:32px;height:42px;border-radius:4px;overflow:hidden;background:var(--bg-3);flex-shrink:0;}
  .mock-result .thumb img{width:100%;height:100%;object-fit:cover;}
  .mock-result b{font-size:13px;font-weight:500;display:block;}
  .mock-result small{font-size:11.5px;color:var(--sub);}

  /* ---------- download / lines ---------- */
  .line-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px;}
  .line-table th,.line-table td{
    text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);color:var(--sub);
  }
  .line-table th{color:var(--text);font-weight:600;background:var(--bg-1);}
  .line-table td:first-child{color:var(--text);}
  .status{font-size:12px;white-space:nowrap;}
  .status.ok{color:#4CD978;}
  .status.warn{color:#F2C14E;}

  .line-panel{background:var(--bg-1);border:1px solid var(--line);border-radius:8px;padding:12px;margin-top:16px;}
  .line-panel .row{
    display:flex;justify-content:space-between;font-size:13px;padding:8px 10px;border-radius:6px;color:var(--sub);
  }
  .line-panel .row.current{background:var(--bg-3);color:var(--text);}

  /* ---------- reader features ---------- */
  .feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
  .feature{
    background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px;
    transition:transform .2s,border-color .2s;
  }
  .feature:hover{transform:translateY(-3px);border-color:rgba(255,107,53,.55);}
  .feature .ico{font-size:22px;}
  .feature h3{font-size:15px;margin:10px 0 6px;}
  .feature p{font-size:12.5px;color:var(--sub);}

  /* ---------- ranking & calendar ---------- */
  .rank-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
  .rank-box{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:18px;}
  .rank-box h3{font-size:15.5px;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
  .rank-box h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--orange);}
  .rank-line{display:flex;justify-content:space-between;font-size:13px;padding:7px 0;border-bottom:1px dashed var(--line);color:var(--sub);}
  .rank-line b{color:var(--text);font-weight:500;}
  .up{color:#4CD978;}
  .down{color:#FF6B6B;}

  .calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:10px;}
  .day{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:12px 10px;}
  .day h4{font-size:13.5px;margin-bottom:8px;display:flex;justify-content:space-between;align-items:center;}
  .day h4 small{color:var(--sub);font-size:11px;font-weight:400;}
  .day ul{list-style:none;font-size:12px;color:var(--sub);display:flex;flex-direction:column;gap:6px;}
  .day li{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .day li.mine{color:var(--orange);}

  /* ---------- stats / community ---------- */
  .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
  .stat{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px;text-align:center;}
  .stat b{display:block;font-size:24px;color:var(--orange);}
  .stat span{font-size:12.5px;color:var(--sub);}
  .thread{
    display:flex;justify-content:space-between;gap:12px;font-size:13.5px;
    padding:12px 0;border-bottom:1px dashed var(--line);
  }
  .thread:last-child{border-bottom:none;}
  .thread small{color:var(--sub);font-size:12px;}
  .review{background:var(--bg-1);border-radius:8px;padding:12px 14px;margin-bottom:10px;font-size:13px;color:var(--sub);}
  .review b{color:var(--text);font-weight:600;}
  .review .stars{color:var(--orange);font-size:12px;margin-left:6px;}

  /* ---------- faq ---------- */
  .faq details{
    background:var(--bg-2);border:1px solid var(--line);border-radius:8px;
    padding:14px 18px;margin-bottom:10px;
  }
  .faq summary{cursor:pointer;font-size:14.5px;font-weight:600;color:var(--text);}
  .faq p{font-size:13px;color:var(--sub);margin-top:10px;}

  /* ---------- screenshot wall ---------- */
  .wall{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
  .wall figure{background:var(--bg-2);border:1px solid var(--line);border-radius:8px;overflow:hidden;}
  .wall img{width:100%;height:150px;object-fit:cover;}
  .wall figcaption{font-size:11.5px;color:var(--sub);padding:8px 10px;}

  /* ---------- footer ---------- */
  .site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding:38px 0 26px;margin-top:20px;}
  .foot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:26px;}
  .foot-col h4{font-size:14px;margin-bottom:10px;}
  .foot-col a{display:block;font-size:12.5px;color:var(--sub);margin-bottom:6px;}
  .foot-col a:hover{color:var(--orange);}
  .foot-bottom{
    border-top:1px solid var(--line);padding-top:16px;
    font-size:12px;color:var(--sub);display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;
  }
  .foot-bottom a{color:var(--sub);}
  .foot-bottom time{color:var(--sub);}

  .download-strip{
    background:linear-gradient(120deg,var(--bg-2),var(--bg-3));
    border:1px solid var(--line);border-radius:12px;padding:24px;
    display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  }
  .download-strip p{font-size:13.5px;color:var(--sub);margin-top:4px;}

  /* ---------- responsive ---------- */
  @media (max-width:1023px){
    .hero-grid{grid-template-columns:1fr;}
    .quick-grid{grid-template-columns:repeat(3,1fr);}
    .grid-3{grid-template-columns:repeat(2,1fr);}
    .grid-4{grid-template-columns:repeat(2,1fr);}
    .steps{grid-template-columns:repeat(2,1fr);}
    .feature-grid{grid-template-columns:repeat(2,1fr);}
    .rank-cols{grid-template-columns:1fr;}
    .split{grid-template-columns:1fr;}
    .calendar{grid-template-columns:repeat(4,1fr);}
    .stats{grid-template-columns:repeat(2,1fr);}
    .foot-grid{grid-template-columns:repeat(2,1fr);}
    .wall{grid-template-columns:repeat(3,1fr);}
    .main-nav{display:none;}
    .search-box{width:150px;}
  }
  @media (max-width:767px){
    .wrap{padding:0 16px;}
    .nav-right .search-box,.nav-right .line-status{display:none;}
    .menu-toggle{display:inline-block;}
    .brand-name{font-size:15px;}
    .spotlight{grid-template-columns:1fr;}
    .spotlight-img{min-height:220px;}
    .quick-grid{grid-template-columns:repeat(2,1fr);}
    .grid-3,.grid-4{grid-template-columns:1fr;}
    .steps,.feature-grid{grid-template-columns:1fr;}
    .calendar{grid-template-columns:repeat(2,1fr);}
    .stats{grid-template-columns:repeat(2,1fr);}
    .row-card{grid-template-columns:64px 1fr;}
    .row-card .thumb{width:64px;height:84px;}
    .row-right{grid-column:1/-1;text-align:left;}
    .wall{grid-template-columns:repeat(2,1fr);}
    .sec-title{font-size:19px;}
    .foot-grid{grid-template-columns:1fr;}
    .spotlight-body h2{font-size:21px;}
  }