:root {
  --bg: #0f172a;
  --card: #111827;
  --line: #1f2937;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --ok: #34d399;
  --err: #f87171;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  background: linear-gradient(180deg, #0b1224, #111827);
  color: var(--text);
  min-height: 100vh;
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(15, 23, 42, .9);
}
.brand { font-weight: 700; }
.topbar nav { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.topbar a { color: var(--accent); text-decoration: none; }
.who, .muted { color: var(--muted); }
.logout { color: #fda4af !important; }
.wrap { max-width: 980px; margin: 32px auto; padding: 0 16px 48px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 40px rgba(0,0,0,.25);
}
.login-wrap { max-width: 420px; margin: 10vh auto; }
h1 { margin-top: 0; font-size: 1.4rem; }
label { display: block; margin: 14px 0 6px; color: var(--muted); }
input, select, button, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid #334155;
  background: #0b1220;
  color: var(--text);
  font: inherit;
}
button {
  margin-top: 18px;
  background: #0284c7;
  border: 0;
  cursor: pointer;
  font-weight: 700;
}
button:hover { background: #0369a1; }
.flash { padding: 12px 14px; border-radius: 10px; margin-bottom: 16px; }
.flash.ok { background: rgba(52, 211, 153, .15); color: var(--ok); }
.flash.err { background: rgba(248, 113, 113, .15); color: var(--err); }
table { width: 100%; border-collapse: collapse; margin-top: 16px; }
th, td { padding: 10px 8px; border-bottom: 1px solid var(--line); text-align: right; }
th { color: var(--muted); font-weight: 600; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.stat { background: #0b1220; border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.stat b { display: block; font-size: 1.4rem; margin-top: 6px; }
form.inline { display: grid; gap: 8px; }
.hint { color: var(--muted); font-size: .92rem; }