:root {
  --bg: #0a0e1a;
  --card: #111827;
  --border: #1f2937;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang TC', 'Microsoft JhengHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  font-size: 14px;
}

.hidden { display: none !important; }

/* ── Login ────────────────────────────────── */
.login-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.login-view .card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 2rem;
  max-width: 28rem;
  width: 100%;
}
.login-view h1 {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}
.subtitle {
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}
.field { margin-bottom: 1rem; }
label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.4rem;
}
input[type="text"], input[type="email"], input[type="password"], input[type="url"] {
  width: 100%;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.6rem 0.85rem;
  font-size: 0.9rem;
}
input:focus { outline: none; border-color: var(--accent); }

button {
  cursor: pointer;
  padding: 0.6rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.9rem;
  border: 1px solid transparent;
  font-family: inherit;
}
button.primary {
  width: 100%;
  background: var(--accent);
  color: white;
  margin-top: 0.5rem;
}
button.primary:hover { background: var(--accent-hover); }
button.secondary {
  width: 100%;
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
button.text {
  background: none;
  color: var(--muted);
  padding: 0.25rem 0.5rem;
}
button.text:hover { color: var(--text); }
button.danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}

.divider {
  text-align: center;
  color: var(--muted);
  font-size: 0.75rem;
  margin: 1rem 0;
  position: relative;
}
.divider::before, .divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40%;
  height: 1px;
  background: var(--border);
}
.divider::before { left: 0; }
.divider::after { right: 0; }

.footer-link {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.8rem;
}
.footer-link a { color: var(--muted); }

#loginStatus, #regStatus {
  margin-top: 1rem;
  font-size: 0.85rem;
}
.status-error { color: var(--danger); }
.status-success { color: var(--success); }

/* ── Dashboard ────────────────────────────────── */
.dash-view {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.dash-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.brand {
  font-size: 1rem;
  font-weight: 600;
}
.env-tag {
  display: inline-block;
  background: var(--warning);
  color: #000;
  font-size: 0.7rem;
  padding: 0.1rem 0.4rem;
  border-radius: 0.25rem;
  margin-left: 0.5rem;
  text-transform: uppercase;
}
.dash-nav {
  flex: 1;
  display: flex;
  gap: 0.5rem;
}
.dash-nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.4rem 0.75rem;
  border-radius: 0.4rem;
  font-size: 0.85rem;
}
.dash-nav a:hover { color: var(--text); }
.dash-nav a.active {
  background: var(--accent);
  color: white;
}
.dash-user {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.dash-main {
  flex: 1;
  padding: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.dash-main h2 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}
.dash-main h3 {
  font-size: 1rem;
  margin: 1rem 0 0.5rem;
}

/* ── Cards / KPI ────────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.kpi {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1rem;
}
.kpi-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.kpi-value {
  font-size: 1.75rem;
  font-weight: 600;
  margin-top: 0.25rem;
}
.kpi-sub {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

/* ── Tables ────────────────────────────────── */
.data-table {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  overflow: hidden;
  margin-bottom: 1rem;
}
table {
  width: 100%;
  border-collapse: collapse;
}
thead th {
  background: rgba(255,255,255,0.02);
  text-align: left;
  padding: 0.6rem 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
tbody td {
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}
tbody tr:hover { background: rgba(255,255,255,0.02); }
.muted { color: var(--muted); font-size: 0.8rem; }
.mono { font-family: ui-monospace, monospace; font-size: 0.8rem; }

/* ── Status badges ────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.7rem;
  font-weight: 500;
}
.badge-active, .badge-stored, .badge-done { background: rgba(16,185,129,0.2); color: var(--success); }
.badge-uploading, .badge-running { background: rgba(245,158,11,0.2); color: var(--warning); }
.badge-revoked, .badge-failed, .badge-soft_deleted { background: rgba(239,68,68,0.2); color: var(--danger); }
.badge-queued { background: rgba(59,130,246,0.2); color: var(--accent); }

/* ── Forms ────────────────────────────────── */
.form-row {
  display: flex;
  gap: 0.75rem;
  align-items: end;
}
.form-row .field { flex: 1; margin-bottom: 0; }

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted);
}

/* ── Modals ────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
}
.modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  max-width: 30rem;
  width: 100%;
  max-height: 90vh;
  overflow: auto;
}

.alert {
  padding: 0.75rem;
  border-radius: 0.5rem;
  margin: 0.5rem 0;
  font-size: 0.85rem;
}
.alert-info { background: rgba(59,130,246,0.1); color: var(--accent); }
.alert-warning { background: rgba(245,158,11,0.1); color: var(--warning); }
.alert-danger { background: rgba(239,68,68,0.1); color: var(--danger); }