:root{--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#718096;--line:#e5eaf1;--blue:#2563eb;--green:#16a34a;--red:#dc2626;--shadow:0 12px 35px rgba(15,23,42,.07)}
*{box-sizing:border-box}body{margin:0;font-family:"Microsoft YaHei UI","PingFang SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}.wrap{max-width:1180px;margin:0 auto;padding:0 24px}.topbar{height:72px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);display:flex;align-items:center;position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:20px}.brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,#2563eb,#38bdf8);display:grid;place-items:center;color:white;font-weight:800}
.top-inner{display:flex;align-items:center;justify-content:space-between;width:100%}.nav{display:flex;gap:10px}.btn{border:0;border-radius:10px;padding:10px 16px;background:#eef2f7;color:#334155;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.btn:hover{filter:brightness(.98)}.btn-primary{background:var(--blue);color:white}.btn-danger{background:#fee2e2;color:#b91c1c}.btn-green{background:#dcfce7;color:#15803d}
.hero{padding:56px 0 32px}.hero h1{font-size:36px;margin:0 0 12px}.hero p{color:var(--muted);font-size:16px;margin:0;line-height:1.8}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;padding:12px 0 50px}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:24px}
.platform-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.platform-title{font-size:20px;font-weight:700}.tag{font-size:12px;padding:6px 10px;border-radius:999px;background:#eff6ff;color:#1d4ed8;font-weight:700}.tag.off{background:#f1f5f9;color:#64748b}
.version{font-size:30px;font-weight:800;margin:24px 0 4px}.meta{color:var(--muted);font-size:12px}.notes{margin:18px 0 22px;padding:0;list-style:none}.notes li{padding:5px 0;color:#475569;font-size:14px}.notes li:before{content:"•";color:#60a5fa;margin-right:8px}.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.empty{color:#94a3b8;margin:26px 0}
.footer{padding:26px 0 42px;color:#94a3b8;font-size:12px;text-align:center}
.admin-wrap{max-width:1260px;margin:0 auto;padding:28px 24px 50px}.admin-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.admin-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.admin-card h2{margin:0 0 18px;font-size:19px}
.field{margin-bottom:14px}.field label{display:block;font-size:12px;color:#64748b;margin-bottom:6px;font-weight:700}.input,.textarea,.select{width:100%;border:1px solid #dbe2ea;border-radius:9px;padding:10px 12px;background:white;font:inherit;color:#1e293b}.textarea{min-height:100px;resize:vertical}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.check{display:flex;gap:8px;align-items:center;font-size:13px}.notice{padding:12px 14px;border-radius:10px;margin-bottom:18px;background:#ecfdf5;color:#047857}.notice.err{background:#fef2f2;color:#b91c1c}.small{font-size:12px;color:#94a3b8}.admin-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.admin-top h1{font-size:26px;margin:0}.code{font-family:Consolas,monospace;background:#f1f5f9;padding:2px 6px;border-radius:5px}
.login{max-width:420px;margin:12vh auto;background:white;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:30px}.login h1{margin:0 0 6px}.login p{margin:0 0 24px;color:#64748b}
.api-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.api-box{background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;padding:12px;font-size:12px;word-break:break-all}
@media(max-width:820px){.grid,.admin-grid,.api-grid{grid-template-columns:1fr}.hero h1{font-size:30px}.row{grid-template-columns:1fr}.nav .hide-mobile{display:none}}