*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

[hidden] { display: none !important; }

:root {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-hover: #222633;
  --bg-input: #151820;
  --border: #2a2e3a;
  --text: #e4e6ed;
  --text-muted: #7a7f8e;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --green: #22c55e;
  --red: #ef4444;
  --orange: #f59e0b;
  --radius: 12px;
  --radius-sm: 8px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

/* ===== LOGIN ===== */
.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 40px;
  width: 100%;
  max-width: 380px;
  text-align: center;
}

.login-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.login-card h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.login-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.login-card input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 16px;
  outline: none;
  transition: border-color 0.2s;
}

.login-card input:focus {
  border-color: var(--accent);
}

.login-card form button {
  width: 100%;
  padding: 12px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.login-card form button:hover {
  background: var(--accent-hover);
}

.error {
  color: var(--red);
  font-size: 0.85rem;
  margin-top: 12px;
}

/* ===== HEADER ===== */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  gap: 16px;
  flex-wrap: wrap;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-icon {
  font-size: 24px;
}

.header h1 {
  font-size: 1.25rem;
  font-weight: 700;
}

.header-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.btn-icon {
  font-size: 1.1em;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 0.78rem;
}

.btn-danger {
  background: transparent;
  color: var(--red);
  border: 1px solid var(--border);
}

.btn-danger:hover {
  border-color: var(--red);
}

/* ===== STATS BAR ===== */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

@media (max-width: 600px) {
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== SITES GRID ===== */
.sites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
  padding: 24px;
}

@media (max-width: 400px) {
  .sites-grid {
    grid-template-columns: 1fr;
    padding: 16px;
  }
}

/* ===== SITE CARD ===== */
.site-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color 0.2s;
}

.site-card:hover {
  border-color: var(--accent);
}

.site-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 8px;
}

.site-card-title {
  font-size: 1rem;
  font-weight: 700;
}

.site-card-domain {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.site-card-domain a {
  color: var(--text-muted);
  text-decoration: none;
}

.site-card-domain a:hover {
  color: var(--accent);
}

.site-card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.site-stat {
  background: var(--bg);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
}

.site-stat-value {
  font-size: 1.15rem;
  font-weight: 700;
  display: block;
}

.site-stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.site-card-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.site-card-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

/* Status badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-success {
  background: rgba(34, 197, 94, 0.15);
  color: var(--green);
}

.badge-failure {
  background: rgba(239, 68, 68, 0.15);
  color: var(--red);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--orange);
}

.badge-neutral {
  background: rgba(122, 127, 142, 0.15);
  color: var(--text-muted);
}

.site-card-actions {
  display: flex;
  gap: 6px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

/* ===== MODAL ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.modal-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 440px;
}

.modal-card h2 {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.modal-card label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.modal-card input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  margin-top: 4px;
  outline: none;
  transition: border-color 0.2s;
}

.modal-card input:focus {
  border-color: var(--accent);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}

/* ===== LOADING ===== */
.syncing .btn-icon {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 64px 24px;
  color: var(--text-muted);
}

.empty-state p {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.empty-state small {
  font-size: 0.85rem;
}