:root{
  --bg:#0b0d12;--card:#121725;--border:#1f2a44;--muted:#aab6de;--text:#e9eefc;
  --btn:#1a2140;--btn2:#0f1426;--btnb:#2b3a61;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:#cdd7ff}
.wrap{max-width:1100px;margin:0 auto;padding:18px}
.topbar{position:sticky;top:0;background:var(--bg);border-bottom:1px solid var(--border);padding:12px 18px;display:flex;gap:16px;align-items:center;justify-content:space-between}
.brand{font-weight:800}
.nav{display:flex;gap:10px;flex-wrap:wrap}
.nav a{padding:8px 10px;border:1px solid #223055;border-radius:999px;text-decoration:none}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:16px;margin:14px 0}
.sep{height:1px;background:#223055;margin:12px 0}
.small{font-size:13px;opacity:.85}
.input{width:100%;padding:10px 12px;border-radius:12px;border:1px solid #223055;background:#0f1426;color:var(--text)}
.btn{display:inline-block;padding:10px 14px;border-radius:12px;border:1px solid var(--btnb);background:var(--btn);color:#fff;text-decoration:none}
.btn.secondary{background:var(--btn2)}
.flash{padding:10px 12px;border-radius:12px;margin:12px 0;border:1px solid #223055}
.flash.ok{border-color:#1f6b3a;color:#7CFFB2}
.flash.err{border-color:#6b1f1f;color:#FF8A8A}
.badge{display:inline-block;padding:4px 10px;border:1px solid #2b3a61;border-radius:999px;font-size:12px;color:#cdd7ff}