:root {
  --bg: #0f1420;
  --surface: #171d2b;
  --surface-2: #1f2735;
  --border: #2a3245;
  --text: #e7ebf3;
  --text-dim: #9aa5b8;
  --accent: #5b8cff;
  --danger: #ff6b6b;
  --warn: #ffb454;
  --ok: #4cd28a;
  --radius: 10px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6fb;
    --surface: #ffffff;
    --surface-2: #eef1f8;
    --border: #dbe1ee;
    --text: #1a2233;
    --text-dim: #5b6678;
    --accent: #3b63d8;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.nav-brand { font-weight: 700; font-size: 1.05rem; }

.nav-links {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--text-dim);
  padding: 6px 10px;
  border-radius: var(--radius);
  font-size: 0.92rem;
}

.nav-links a:hover, .nav-links a.active {
  background: var(--surface-2);
  color: var(--text);
  text-decoration: none;
}

.signout-form { margin: 0; }

.signout-form button {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 6px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.85rem;
}
.signout-form button:hover { color: var(--text); border-color: var(--text-dim); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
}

.card h2 {
  margin-top: 0;
  font-size: 1rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.empty-state {
  color: var(--text-dim);
  font-style: italic;
  padding: 12px 0;
}

.badge {
  display: inline-block;
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.badge.high { color: var(--danger); border-color: var(--danger); }
.badge.overdue { color: var(--danger); border-color: var(--danger); }
.badge.paused { color: var(--warn); border-color: var(--warn); }
.badge.done { color: var(--ok); border-color: var(--ok); }

.item-list { list-style: none; margin: 0; padding: 0; }
.item-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.item-list li:last-child { border-bottom: none; }

.item-meta { color: var(--text-dim); font-size: 0.85rem; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
th { color: var(--text-dim); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; }

form.inline { display: inline; }

.form-grid {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

label { font-size: 0.85rem; color: var(--text-dim); display: block; margin-bottom: 4px; }

input, select, textarea {
  width: 100%;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
}

button, .btn {
  background: var(--accent);
  color: white;
  border: none;
  padding: 9px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.92rem;
}
button:hover, .btn:hover { opacity: 0.9; text-decoration: none; }
button.secondary { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }

.error-msg { color: var(--danger); font-size: 0.9rem; margin: 8px 0; }

.auth-page {
  max-width: 420px;
  margin: 12vh auto 0;
  padding: 0 16px;
  text-align: center;
}
.auth-page .card { text-align: left; }

.auth-page h1 { font-size: 1.3rem; }

.qr-wrap { text-align: center; margin: 16px 0; }
.qr-wrap svg { max-width: 220px; }

.secret-fallback {
  font-family: monospace;
  background: var(--surface-2);
  padding: 8px;
  border-radius: 6px;
  word-break: break-all;
  font-size: 0.85rem;
}

.stale { color: var(--warn); }

.last-updated { font-size: 0.75rem; color: var(--text-dim); margin-top: 8px; }