:root{color-scheme:light;--bg:#f4f7fb;--panel:#fff;--panel2:#f8fafc;--text:#162033;--muted:#748197;--line:#e5eaf1;--primary:#4568f2;--primary2:#7a5cf2;--good:#18a878;--warn:#e89a27;--danger:#d94d62;--shadow:0 18px 55px rgba(35,50,78,.10);--radius:22px}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 5% 0,#e8edff 0,transparent 28%),var(--bg);color:var(--text);font-family:Inter,"Segoe UI","PingFang SC",sans-serif;min-height:100vh}button,input,select{font:inherit}.hidden{display:none!important}.auth-shell{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center;max-width:1180px;margin:auto;padding:48px}.brand-mark{width:78px;height:78px;display:grid;place-items:center;border-radius:24px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:white;font-weight:900;font-size:25px;box-shadow:0 20px 55px rgba(69,104,242,.27)}.brand-mark.small{width:45px;height:45px;border-radius:14px;font-size:15px}.kicker{font-size:12px;font-weight:800;letter-spacing:.15em;color:#7180a3;margin:0 0 8px}.auth-brand h1{font-size:48px;line-height:1.12;margin:14px 0}.lead{font-size:18px;color:var(--muted);line-height:1.8}.notice-card,.side-status{display:flex;align-items:center;gap:12px}.notice-card{margin-top:28px;background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:18px;padding:16px 18px;max-width:470px;box-shadow:var(--shadow)}.notice-card strong,.notice-card small,.side-status strong,.side-status small{display:block}.notice-card small,.side-status small{color:var(--muted);margin-top:3px}.status-dot{width:11px;height:11px;border-radius:50%;background:#b6bfcc;flex:0 0 auto}.status-dot.online{background:var(--good);box-shadow:0 0 0 5px rgba(24,168,120,.12)}.status-dot.closed{background:var(--warn)}.auth-card,.panel{background:rgba(255,255,255,.9);border:1px solid 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