:root{--bg: #070b14;--bg-soft: #0d1526;--card: rgba(255, 255, 255, .03);--border: rgba(120, 180, 255, .12);--border-glow: rgba(34, 211, 238, .4);--primary: #22d3ee;--primary-2: #4a9eff;--text: #e8eef7;--text-2: #93a3b8;--text-3: #5b6b82;--success: #34d399;--error: #f87171}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,Segoe UI,PingFang SC,Microsoft YaHei,Helvetica Neue,sans-serif;background-image:radial-gradient(ellipse 70% 45% at 15% -5%,rgba(34,211,238,.09),transparent),radial-gradient(ellipse 55% 40% at 85% 0%,rgba(74,158,255,.07),transparent);background-attachment:fixed;min-height:100vh;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.page{max-width:900px;margin:0 auto;padding:28px 24px 60px}.page-title{font-size:26px;font-weight:700;margin:8px 0 4px;letter-spacing:.5px}.page-sub{color:var(--text-2);font-size:14px;margin:0 0 24px}.navbar{display:flex;align-items:center;justify-content:space-between;padding:14px 32px;border-bottom:1px solid var(--border);background:#070b14bf;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);position:sticky;top:0;z-index:20}.logo{font-size:18px;font-weight:700;letter-spacing:.5px;background:linear-gradient(135deg,var(--primary),var(--primary-2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.nav-links{display:flex;gap:6px;align-items:center}.nav-links a{color:var(--text-2);padding:7px 14px;border-radius:8px;font-size:14px;transition:all .2s;text-decoration:none}.nav-links a:hover{color:var(--text);background:var(--card);text-decoration:none}.nav-links a.active{color:var(--primary);background:#22d3ee14}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px;margin-bottom:18px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.card h3{margin:0 0 14px;font-size:16px;font-weight:600}.btn{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#04121c;border:none;border-radius:9px;padding:10px 22px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;letter-spacing:.3px}.btn:hover:not(:disabled){box-shadow:0 0 22px var(--border-glow);transform:translateY(-1px)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{background:transparent;color:var(--text-2);border:1px solid var(--border);border-radius:9px;padding:9px 18px;font-size:14px;cursor:pointer;transition:all .2s}.btn-ghost:hover{border-color:var(--border-glow);color:var(--text)}input,textarea,select{background:var(--bg-soft);border:1px solid var(--border);border-radius:9px;color:var(--text);padding:11px 14px;font-size:14px;outline:none;transition:border .2s,box-shadow .2s;width:100%;font-family:inherit}input:focus,textarea:focus,select:focus{border-color:var(--border-glow);box-shadow:0 0 0 3px #22d3ee1f}input::placeholder,textarea::placeholder{color:var(--text-3)}input:disabled,textarea:disabled{opacity:.5}select option{background:var(--bg-soft);color:var(--text)}.tag{display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;border:1px solid var(--border);color:var(--text-2);margin-right:6px}.tabs{display:flex;gap:8px;margin:4px 0 20px}.tab-btn{background:transparent;border:1px solid var(--border);color:var(--text-2);border-radius:9px;padding:8px 20px;font-size:14px;cursor:pointer;transition:all .2s}.tab-btn:hover{color:var(--text);border-color:var(--border-glow)}.tab-btn.active{background:linear-gradient(135deg,#22d3ee26,#4a9eff1f);color:var(--primary);border-color:var(--border-glow);font-weight:600}.alert{padding:12px 14px;border-radius:9px;font-size:14px;margin-bottom:16px;border:1px solid}.alert-success{background:#34d39914;border-color:#34d3994d;color:var(--success)}.alert-error{background:#f8717114;border-color:#f871714d;color:var(--error)}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.auth-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:36px;width:380px;display:flex;flex-direction:column;gap:14px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.auth-card h1{margin:0 0 4px;font-size:22px;font-weight:700}.auth-card .error{color:var(--error);font-size:13px;margin:0}.auth-card p{font-size:13px;color:var(--text-2);margin:0}.muted{color:var(--text-2);font-size:13px}.mono{font-family:SF Mono,Consolas,monospace;font-size:12px;color:var(--text-3)}.divider{height:1px;background:var(--border);margin:14px 0;border:none}ul.clean{list-style:none;padding:0;margin:0}.row{display:flex;gap:10px;align-items:center}