:root{--bg:#0f172a;--card:#111827;--muted:#94a3b8;--fg:#e2e8f0;--acc:#22d3ee;--err:#ef4444;--ok:#22c55e}
*{box-sizing:border-box}body{margin:0;font-family:ui-sans-serif,system-ui,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial;color:var(--fg);background:linear-gradient(180deg,#0b1220,#0f172a)}a{color:var(--acc);text-decoration:none}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:#0b1020;position:sticky;top:0;border-bottom:1px solid #1f2937}
.topbar .brand{font-weight:700}
.topbar nav{display:flex;gap:10px;align-items:center}
.topbar .inline{display:inline}
.topbar button{background:#1f2937;color:var(--fg);border:0;padding:8px 12px;border-radius:8px;cursor:pointer}
.container{padding:20px;max-width:1100px;margin:0 auto}
.grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.card{background:var(--card);border:1px solid #1f2937;border-radius:12px;padding:16px;margin:10px 0;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.table{width:100%;border-collapse:collapse;background:var(--card);border-radius:12px;overflow:hidden}
.table th,.table td{padding:10px;border-bottom:1px solid #1f2937}
.table th{color:var(--muted);text-align:left}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0;background:var(--card);padding:10px;border-radius:12px;border:1px solid #1f2937}
input,select{background:#0b1220;color:var(--fg);border:1px solid #1f2937;border-radius:8px;padding:8px}
.btn{background:#1f2937;color:var(--fg);padding:8px 12px;border-radius:8px;border:1px solid #334155}
.btn:hover{border-color:var(--acc)}
.alert{padding:10px;border-radius:8px;margin:10px 0}
.alert.error{background:#2a0f14;border:1px solid #7f1d1d}
.alert.success{background:#0f2a19;border:1px solid #14532d}
.muted{color:var(--muted)}
.stat{font-size:24px;font-weight:700;margin-top:8px}
.row-split{display:grid;grid-template-columns:2fr 1fr;gap:16px}
.nav-arrows{display:flex;justify-content:space-between;gap:10px;margin-top:10px}
.btn.disabled{opacity:.4;pointer-events:none}
.login{display:flex;align-items:center;justify-content:center;height:100vh}
.login-card{width:360px;background:var(--card);border:1px solid #1f2937;border-radius:12px;padding:20px;box-shadow:0 20px 60px rgba(0,0,0,.3)}