:root{--bg: #0f172a;--card: #1e293b;--sidebar-bg: #020617;--border: #334155;--text: #f1f5f9;--text-muted: #94a3b8;--accent: #38bdf8;--hover: rgba(56, 189, 248, .08);--th-bg: rgba(15, 23, 42, .6)}*{box-sizing:border-box}body{margin:0;font-family:DM Sans,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}#root{min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem;background:var(--bg)}.login-card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:2rem}.login-title{margin:0 0 .25rem;font-size:1.5rem;font-weight:700;text-align:center;color:var(--accent)}.login-subtitle{margin:0 0 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