:root{--bg: #05070f;--bg-2: #0b1026;--accent: #4ef1ff;--accent-2: #ff4ecd;--gold: #ffc93c;--danger: #ff2d6a;--text: #eaf6ff;--text-dim: #8ea3c0;--glass: rgba(16, 24, 48, .55);--glass-border: rgba(120, 180, 255, .18);--radius: 18px;--font-display: "Orbitron", "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;--font-body: "Inter", "Microsoft YaHei", "PingFang SC", "Segoe UI", system-ui, sans-serif}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:var(--font-body);-webkit-font-smoothing:antialiased;-webkit-user-select:none;user-select:none}app-root{display:block;height:100%}h1,h2,h3{font-family:var(--font-display);letter-spacing:.06em}.page{position:relative;height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;overflow:hidden;background:radial-gradient(1200px 600px at 70% -10%,rgba(78,241,255,.12),transparent 60%),radial-gradient(900px 500px at 10% 110%,rgba(255,78,205,.14),transparent 60%),linear-gradient(180deg,#05070f,#0a0e24 60%,#171034)}.glass{background:var(--glass);border:1px solid var(--glass-border);border-radius:var(--radius);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 18px 50px #00000080}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 30px;border:1px solid var(--glass-border);border-radius:14px;background:#141e3c99;color:var(--text);font-family:var(--font-display);font-size:15px;letter-spacing:.12em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.btn:hover{transform:translateY(-2px);background:#1e2d5ab3;box-shadow:0 8px 26px #4ef1ff2e}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.45;pointer-events:none}.btn-primary{border:none;background:linear-gradient(135deg,#19c8e0,#3f6cff);box-shadow:0 10px 30px #3f6cff59}.btn-primary:hover{background:linear-gradient(135deg,#2adcf5,#5480ff);box-shadow:0 12px 36px #4ef1ff66}.btn-ghost{background:transparent}.field{width:100%;min-height:50px;padding:0 16px;border:1px solid var(--glass-border);border-radius:12px;background:#080c1cb3;color:var(--text);font-family:var(--font-body);font-size:16px;outline:none;transition:border-color .15s ease,box-shadow .15s ease}.field:focus{border-color:var(--accent);box-shadow:0 0 0 3px #4ef1ff26}.field::placeholder{color:var(--text-dim)}.error-text{color:var(--danger);font-size:14px;min-height:18px;margin:6px 0 0}.back-link{position:absolute;top:20px;left:20px;z-index:10;color:var(--text-dim);font-size:14px;letter-spacing:.08em;text-decoration:none;padding:10px 16px}.back-link:hover{color:var(--accent)}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}