:root{
    --mint:#10b981;
    --forest:#059669;
    --mint-soft:#d1fae5;
    --bg:#ffffff;
    --bg-alt:#f8fafc;
    --text:#1f2937;
    --text-soft:#64748b;
    --radius-lg:30px;
    --radius-md:16px;
    --shadow:0 10px 30px rgba(16,185,129,.10);
    --shadow-hover:0 18px 40px rgba(16,185,129,.20);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
    background:var(--bg);
    color:var(--text);
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto}
  a{text-decoration:none;color:inherit}
  ul{list-style:none}
  section{scroll-margin-top:100px}

  /* ---------- Header ---------- */
  .site-header{
    position:fixed;top:0;left:0;right:0;z-index:100;
    display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:12px 32px;
    background:rgba(255,255,255,.78);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid #e6f4ee;
  }
  .brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--forest);white-space:nowrap}
  .brand img{height:34px;width:auto;border-radius:10px}
  .nav-pill{
    display:flex;align-items:center;gap:4px;
    background:var(--bg-alt);
    border-radius:999px;
    padding:5px;
  }
  .nav-pill a{
    display:block;padding:7px 15px;border-radius:999px;
    font-size:14px;color:#475569;transition:.25s;white-space:nowrap;
  }
  .nav-pill a:hover{background:var(--mint-soft);color:var(--forest)}
  .header-right{display:flex;align-items:center;gap:12px}
  .search-box{
    display:flex;align-items:center;gap:6px;
    background:var(--bg-alt);
    border:1.5px solid transparent;
    border-radius:999px;
    padding:8px 16px;
    transition:.25s;
  }
  .search-box:focus-within{border-color:var(--mint);box-shadow:0 0 0 4px rgba(16,185,129,.15)}
  .search-box input{
    border:0;outline:0;background:transparent;width:130px;font-size:14px;color:var(--text);
    font-family:inherit;
  }
  .search-box span{font-size:14px;color:var(--text-soft)}
  .btn{
    display:inline-block;border-radius:999px;font-weight:600;
    transition:.25s;cursor:pointer;border:0;font-family:inherit;
  }
  .btn-primary{background:var(--mint);color:#fff;padding:9px 20px;font-size:14px}
  .btn-primary:hover{background:var(--forest);transform:translateY(-2px);box-shadow:var(--shadow)}
  .btn-ghost{
    background:transparent;color:var(--forest);
    border:2px solid var(--mint);padding:11px 26px;font-size:15px;
  }
  .btn-ghost:hover{background:var(--mint-soft);transform:translateY(-2px)}
  .btn-solid{background:var(--mint);color:#fff;padding:13px 30px;font-size:15px}
  .btn-solid:hover{background:var(--forest);transform:translateY(-2px);box-shadow:var(--shadow)}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    padding:150px 32px 90px;
    background:
      radial-gradient(circle at 78% 18%,rgba(209,250,229,.9),transparent 45%),
      radial-gradient(circle at 12% 82%,rgba(209,250,229,.7),transparent 42%),
      linear-gradient(160deg,#ffffff 0%,#f2fdf8 100%);
  }
  .hero-inner{
    max-width:1160px;margin:0 auto;
    display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
  }
  .hero-tag{
    display:inline-block;background:var(--mint-soft);color:var(--forest);
    border-radius:999px;padding:5px 16px;font-size:13px;font-weight:600;margin-bottom:20px;
  }
  .hero h1{font-size:44px;line-height:1.28;letter-spacing:-.5px;font-weight:800}
  .hero h1 em{font-style:normal;color:var(--forest)}
  .hero p{margin:20px 0 32px;font-size:16px;color:var(--text-soft);max-width:520px}
  .hero-actions{display:flex;gap:14px;flex-wrap:wrap}
  .hero-visual{position:relative}
  .hero-visual .frame{
    border-radius:var(--radius-lg);overflow:hidden;
    box-shadow:var(--shadow);background:#fff;padding:10px;
  }
  .hero-visual .frame img{border-radius:22px;width:100%;object-fit:cover}
  .hero-badge{
    position:absolute;right:-10px;bottom:-14px;
    background:#fff;border-radius:18px;padding:12px 18px;
    box-shadow:var(--shadow);font-size:13px;font-weight:600;color:var(--forest);
  }

  /* ---------- Layout helpers ---------- */
  .wrap{max-width:1160px;margin:0 auto;padding:0 32px}
  .band{padding:84px 0}
  .band-alt{background:var(--bg-alt)}
  .section-head{margin-bottom:36px}
  .section-head h2{font-size:30px;font-weight:800;letter-spacing:-.3px}
  .section-head p{margin-top:8px;color:var(--text-soft);font-size:15px}
  .kicker{color:var(--mint);font-weight:700;font-size:13px;letter-spacing:1px;text-transform:uppercase;margin-bottom:8px;display:block}

  /* ---------- Ranking ---------- */
  .rank-list{display:flex;flex-direction:column;gap:14px}
  .rank-item{
    display:flex;align-items:center;gap:20px;
    background:#fff;border-radius:var(--radius-md);padding:16px 22px;
    box-shadow:var(--shadow);transition:.25s;
  }
  .rank-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
  .rank-no{font-size:32px;font-weight:900;width:44px;text-align:center;flex:none}
  .rank-no.gold{color:#f0b429}
  .rank-no.silver{color:#94a3b8}
  .rank-no.bronze{color:#c47b4a}
  .rank-thumb{width:60px;height:80px;border-radius:12px;overflow:hidden;flex:none}
  .rank-thumb img{width:100%;height:100%;object-fit:cover}
  .rank-info{flex:1;min-width:0}
  .rank-info h3{font-size:17px;font-weight:700;margin-bottom:3px}
  .rank-info p{font-size:13.5px;color:var(--text-soft);overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}
  .rank-views{font-size:14px;font-weight:700;color:var(--forest);background:var(--mint-soft);border-radius:999px;padding:6px 16px;white-space:nowrap;flex:none}

  /* ---------- Card grids ---------- */
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .card{
    background:#fff;border-radius:var(--radius-md);overflow:hidden;
    box-shadow:var(--shadow);transition:.28s;position:relative;
  }
  .card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
  .card-media{position:relative;overflow:hidden;background:var(--mint-soft)}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:.4s}
  .card:hover .card-media img{transform:scale(1.05)}
  .media-wide{aspect-ratio:16/10}
  .media-tall{aspect-ratio:3/4}
  .corner{
    position:absolute;top:12px;right:12px;
    background:var(--mint);color:#fff;font-size:12px;font-weight:600;
    padding:3px 12px;border-radius:999px;box-shadow:0 4px 12px rgba(16,185,129,.35);
  }
  .card-body{padding:16px 18px 20px}
  .card-body h3{font-size:16px;font-weight:700;margin-bottom:6px}
  .card-body p{font-size:13.5px;color:var(--text-soft);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .card-body .tagline{font-size:12px;color:var(--forest);font-weight:600;margin-bottom:6px;display:block}

  /* ---------- Reviews ---------- */
  .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .review{
    background:#fff;border-radius:var(--radius-md);padding:24px;
    box-shadow:var(--shadow);transition:.25s;
  }
  .review:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
  .review-stars{color:#f0b429;font-size:14px;letter-spacing:2px;margin-bottom:10px}
  .review p{font-size:14px;color:#334155;line-height:1.8}
  .review-user{display:flex;align-items:center;gap:10px;margin-top:16px}
  .avatar{
    width:38px;height:38px;border-radius:50%;flex:none;
    background:linear-gradient(135deg,var(--mint),var(--forest));
    color:#fff;display:flex;align-items:center;justify-content:center;
    font-size:14px;font-weight:700;
  }
  .review-user span{font-size:13px;color:var(--text-soft)}

  /* ---------- Q&A ---------- */
  .qa-list{display:flex;flex-direction:column;gap:18px;max-width:900px}
  .qa-card{
    background:#fff;border-radius:var(--radius-md);
    border-left:6px solid var(--mint);
    padding:22px 26px;box-shadow:var(--shadow);transition:.25s;
  }
  .qa-card:hover{transform:translateX(6px);box-shadow:var(--shadow-hover)}
  .qa-card.deep{border-left-color:var(--forest)}
  .qa-card h3{font-size:16.5px;font-weight:700;margin-bottom:8px}
  .qa-card p{font-size:14px;color:var(--text-soft);line-height:1.8}
  .qa-label{display:inline-block;background:var(--mint-soft);color:var(--forest);font-size:12px;font-weight:600;border-radius:999px;padding:2px 12px;margin-bottom:10px}

  /* ---------- Download ---------- */
  .download-band{
    background:linear-gradient(120deg,var(--forest),var(--mint));
    border-radius:var(--radius-lg);
    padding:56px 48px;
    display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
    box-shadow:0 24px 50px rgba(5,150,105,.25);
  }
  .download-band h2{color:#fff;font-size:28px;font-weight:800;letter-spacing:-.3px}
  .download-band p{color:rgba(255,255,255,.9);margin-top:10px;font-size:15px;max-width:520px}
  .download-btns{display:flex;gap:14px;flex-wrap:wrap}
  .dl-btn{
    display:inline-flex;align-items:center;gap:8px;
    background:#fff;color:var(--forest);font-weight:700;font-size:15px;
    border-radius:999px;padding:14px 28px;transition:.25s;
  }
  .dl-btn:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(0,0,0,.18)}

  /* ---------- Floating ---------- */
  .floating{
    position:fixed;right:24px;bottom:26px;z-index:120;
    display:flex;flex-direction:column;align-items:flex-end;gap:12px;
  }
  .quick-panel{
    background:#fff;border-radius:var(--radius-md);
    box-shadow:0 12px 32px rgba(16,185,129,.22);
    padding:12px;display:flex;flex-direction:column;gap:8px;
  }
  .quick-panel a{
    display:block;text-align:center;font-size:13px;font-weight:600;
    color:var(--forest);background:var(--mint-soft);
    border-radius:999px;padding:8px 18px;transition:.2s;
  }
  .quick-panel a:hover{background:var(--mint);color:#fff}
  .float-ball{
    width:64px;height:64px;border-radius:50%;
    background:var(--mint);color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-size:13px;font-weight:700;line-height:1.2;text-align:center;
    box-shadow:0 12px 28px rgba(16,185,129,.45);
    cursor:pointer;
    animation:breath 2.4s ease-in-out infinite;
  }
  .float-ball:hover{background:var(--forest)}
  .float-tip{
    position:absolute;right:78px;bottom:18px;
    background:#111827;color:#fff;font-size:12px;
    padding:6px 14px;border-radius:999px;white-space:nowrap;
    opacity:1;transform:translateX(0);transition:.25s;
  }
  @keyframes breath{
    0%,100%{transform:translateY(0) scale(1)}
    50%{transform:translateY(-8px) scale(1.05)}
  }

  /* ---------- Footer ---------- */
  .site-footer{
    background:var(--bg-alt);
    padding:40px 32px 34px;
    border-top:1px solid #eef2f6;
    text-align:center;
    font-size:12.5px;color:#94a3b8;line-height:1.9;
  }
  .site-footer a{color:#94a3b8}
  .site-footer a:hover{color:var(--forest)}
  .footer-time{display:block;margin-top:4px}

  /* ---------- Responsive ---------- */
  @media (max-width:1024px){
    .site-header{padding:10px 20px;gap:10px}
    .nav-pill a{padding:6px 10px;font-size:13px}
    .search-box input{width:90px}
    .hero{padding:130px 24px 72px}
    .hero-inner{grid-template-columns:1fr;gap:36px}
    .hero h1{font-size:36px}
    .wrap{padding:0 24px}
    .band{padding:66px 0}
    .grid-3{grid-template-columns:repeat(2,1fr);gap:18px}
    .review-grid{grid-template-columns:repeat(2,1fr)}
    .download-band{padding:44px 36px}
  }
  @media (max-width:768px){
    .site-header{flex-wrap:wrap;padding:10px 16px;gap:8px}
    .nav-pill{order:3;width:100%;overflow-x:auto;justify-content:flex-start;scrollbar-width:none}
    .nav-pill::-webkit-scrollbar{display:none}
    .header-right{margin-left:auto}
    .search-box{display:none}
    .hero{padding:158px 16px 60px}
    .hero h1{font-size:29px}
    .hero p{font-size:15px}
    .wrap{padding:0 16px}
    .band{padding:52px 0}
    .section-head h2{font-size:23px}
    .grid-3{grid-template-columns:1fr 1fr;gap:14px}
    .review-grid{grid-template-columns:1fr}
    .rank-item{gap:12px;padding:12px 14px}
    .rank-no{font-size:24px;width:30px}
    .rank-thumb{width:48px;height:64px}
    .rank-info p{display:none}
    .rank-views{font-size:12px;padding:4px 10px}
    .download-band{padding:34px 22px;border-radius:22px}
    .download-band h2{font-size:22px}
    .dl-btn{width:100%;justify-content:center}
    .download-btns{width:100%}
    .floating{right:14px;bottom:16px;gap:8px}
    .float-ball{width:56px;height:56px;font-size:12px}
    .quick-panel{padding:8px}
    .quick-panel a{font-size:12px;padding:6px 12px}
    .float-tip{display:none}
    .card-body{padding:12px 12px 16px}
    .card-body h3{font-size:14.5px}
    .card-body p{font-size:12.5px}
    .qa-card{padding:18px 18px}
  }