:root{font-family:Arial,'Microsoft YaHei',sans-serif;color:#172033;background:#eef3fb;--blue:#2563eb;--cyan:#06b6d4;--dark:#0f172a;--muted:#64748b;--line:#e5eaf3;--card:#fff}*{box-sizing:border-box}body{margin:0}button{border:0;border-radius:12px;background:linear-gradient(135deg,#2563eb,#0ea5e9);color:#fff;padding:10px 15px;cursor:pointer;font-weight:700;box-shadow:0 8px 18px rgba(37,99,235,.18)}button:hover{transform:translateY(-1px)}button.secondary{background:#eef6ff;color:#1d4ed8;box-shadow:none;border:1px solid #cfe3ff}button.danger{background:#ef4444;color:#fff}button.gray{background:#64748b;color:#fff}.primary{background:linear-gradient(135deg,#2563eb,#06b6d4)}.wide{width:100%}.small-btn{padding:7px 10px;font-size:12px}input,textarea,select{width:100%;padding:12px;border:1px solid #d8e1ef;border-radius:12px;margin:7px 0 12px;background:#fff;color:#172033;outline:none}input:focus,textarea:focus,select:focus{border-color:#38bdf8;box-shadow:0 0 0 4px rgba(56,189,248,.14)}textarea{min-height:86px}label{display:block;font-weight:800;color:#27364f;margin-top:4px}.hidden{display:none!important}.muted{color:var(--muted);font-size:13px}.help{color:#7c8aa0;font-size:12px;margin:-5px 0 8px}.code{font-family:Consolas,monospace;background:#f1f5f9;padding:4px 7px;border-radius:7px;word-break:break-all;display:inline-block;margin-bottom:8px}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.grid.compact{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}.login-screen{min-height:100vh;display:grid;grid-template-columns:1.05fr 430px;gap:50px;align-items:center;padding:7vw;position:relative;overflow:hidden;background:radial-gradient(circle at 20% 20%,rgba(6,182,212,.35),transparent 28%),radial-gradient(circle at 80% 30%,rgba(37,99,235,.38),transparent 32%),linear-gradient(135deg,#06111f,#0f1b33 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p{margin:7px 0 0;font-size:12px;color:#8aa196;line-height:1.6}.wechat-box{grid-template-columns:1fr 86px;margin:0 auto 36px;padding:18px 20px;width:min(340px,100%);border-radius:24px;background:#fff;border:1px solid #eef3f0;box-shadow:0 18px 46px rgba(15,23,42,.08);text-align:left}.wechat-box span{grid-column:1/2;font-size:14px;font-weight:800;color:#a3ada8}.wechat-box strong{grid-column:1/2;font-size:23px;color:#06b35d;letter-spacing:.3px}.copy-wechat{grid-column:2/3;grid-row:1/3;align-self:center;padding:13px 16px;border-radius:18px;background:#f7f8fa;color:#5f6872;font-size:16px}.copy-wechat:before{content:'⧉';margin-right:6px;color:#7a8490}.wx-open-btn{width:min(340px,100%);height:68px;border-radius:999px;font-size:24px;background:#10b55f;box-shadow:0 16px 34px rgba(16,181,95,.24)}.trust-list{display:flex;justify-content:center;gap:6px;flex-wrap:wrap;margin:28px auto 0;width:min(340px,100%);color:#9aa4a0;font-size:12px}.trust-list span{padding:7px 10px;border-radius:999px;background:#f7faf8}.wx-tip{width:min(340px,100%);margin:14px auto 0;text-align:center;color:#17a45d}@media(max-width:900px){.login-screen{grid-template-columns:1fr;padding:28px}.login-hero h1{font-size:38px}.shell{grid-template-columns:1fr}aside{position:relative;height:auto}.page-head{align-items:flex-start;flex-direction:column}.table{font-size:13px}.qr-item{grid-template-columns:1fr}}