:root{--bg:#0f172a;--card:#111827;--card2:#0b1220;--text:#e5e7eb;--muted:#94a3b8;--line:#263246;--primary:#2563eb;--primary2:#1d4ed8;--danger:#991b1b;--warning:#b45309;--good:#059669;--shadow:0 24px 80px rgba(0,0,0,.35)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top left,#1e3a8a 0,#0f172a 36%,#020617 100%);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);min-height:100vh}code{background:#020617;border:1px solid var(--line);padding:3px 6px;border-radius:8px;color:#bfdbfe}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:min(460px,100%);background:linear-gradient(180deg,rgba(17,24,39,.96),rgba(2,6,23,.96));border:1px solid rgba(148,163,184,.18);box-shadow:var(--shadow);border-radius:24px;padding:32px}.brand-badge{display:inline-flex;background:#1d4ed8;color:white;font-weight:800;padding:8px 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