@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ─── Reset & Variables ───────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: #1a2236;
  --bg-card-hover: #1e2944;
  --bg-input: #0f1629;
  --border: #2a3555;
  --border-focus: #6366f1;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.25);
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.12);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.12);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.12);
  --info: #3b82f6;
  --info-bg: rgba(59, 130, 246, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

html { font-size: 15px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* ─── Layout ──────────────────────────────────────── */
.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-container {
  display: flex;
  flex: 1;
  padding-top: 64px; /* Space for fixed top-nav */
}

/* ─── Top Navigation ──────────────────────────────── */
.top-nav {
  position: fixed;
  top: 0;
  left: 260px; /* Offset by sidebar width */
  right: 0;
  height: 64px;
  background: rgba(10, 14, 26, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  z-index: 90;
  transition: left var(--transition);
}

.welcome-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.welcome-text strong {
  color: var(--text-primary);
}

.top-nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.user-dropdown {
  display: flex;
  gap: 8px;
}

.sidebar {
  width: 260px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 24px 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
}

.sidebar-logo {
  padding: 0 24px 28px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.sidebar-logo h1 {
  font-size: 1.15rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.3px;
}

.sidebar-logo p {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sidebar-nav { flex: 1; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 24px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 0.9rem;
  font-weight: 500;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  color: var(--text-primary);
  background: rgba(99, 102, 241, 0.06);
}

.nav-item.active {
  color: var(--accent);
  background: rgba(99, 102, 241, 0.1);
  border-left-color: var(--accent);
}

.nav-item .icon { font-size: 1.15rem; width: 22px; text-align: center; }

.main-content {
  margin-left: 260px;
  flex: 1;
  padding: 32px 40px;
  max-width: 1200px;
  min-height: calc(100vh - 64px);
  margin-right: auto;
}

/* ─── Page Header ─────────────────────────────────── */
.page-header {
  margin-bottom: 32px;
}

.page-header h2 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.page-header p {
  color: var(--text-secondary);
  margin-top: 6px;
  font-size: 0.9rem;
}

/* ─── Cards ───────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  transition: border-color var(--transition);
}

.card:hover { border-color: rgba(99, 102, 241, 0.3); }

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.card-header h3 {
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ─── Stats Grid ──────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  transition: all var(--transition);
}

.stat-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 600;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  margin-top: 6px;
  letter-spacing: -1px;
}

.stat-value.green { color: var(--success); }
.stat-value.red { color: var(--error); }
.stat-value.blue { color: var(--info); }
.stat-value.purple { color: var(--accent); }

/* ─── Buttons ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  border: none;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

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

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 20px var(--accent-glow);
}

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

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

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

.btn-success:hover { background: #16a34a; }

.btn-danger {
  background: var(--error);
  color: white;
}

.btn-danger:hover { background: #dc2626; }

.btn-sm { padding: 6px 14px; font-size: 0.8rem; }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ─── Forms ───────────────────────────────────────── */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group select,
.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="number"] {
  width: 100%;
  height: 42px; /* Fixed height for consistency */
  padding: 0 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238899A6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-group select:focus,
.form-group input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ─── Toggle ──────────────────────────────────────── */
.toggle-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.toggle-label { font-size: 0.9rem; font-weight: 500; }
.toggle-desc { font-size: 0.78rem; color: var(--text-muted); margin-top: 2px; }

.toggle {
  position: relative;
  width: 48px;
  height: 26px;
  flex-shrink: 0;
}

.toggle input { opacity: 0; width: 0; height: 0; }

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 26px;
  cursor: pointer;
  transition: var(--transition);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: var(--transition);
}

.toggle input:checked + .toggle-slider {
  background: var(--accent);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(22px);
}

/* ─── Table ───────────────────────────────────────── */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  text-align: left;
  padding: 12px 16px;
  background: var(--bg-input);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 12px 16px;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(42, 53, 85, 0.5);
  color: var(--text-secondary);
}

tr:hover td { background: rgba(99, 102, 241, 0.04); }

/* ─── Badges ──────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.73rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-error { background: var(--error-bg); color: var(--error); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-info { background: var(--info-bg); color: var(--info); }

/* ─── Toast ───────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  color: white;
  font-size: 0.85rem;
  font-weight: 500;
  animation: slideIn 0.3s ease;
  box-shadow: var(--shadow);
  max-width: 400px;
}

.toast-success { background: #16a34a; }
.toast-error { background: #dc2626; }
.toast-info { background: #2563eb; }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ─── Loading ─────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

.loading-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
  color: var(--text-muted);
  gap: 12px;
}

/* ─── Empty state ─────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}

.empty-state .icon { font-size: 2.5rem; margin-bottom: 12px; }
.empty-state p { font-size: 0.9rem; }

/* ─── Mapping row ─────────────────────────────────── */
.mapping-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(42, 53, 85, 0.4);
}

.mapping-row:last-child { border-bottom: none; }

.mapping-arrow {
  color: var(--text-muted);
  font-size: 1.2rem;
}

/* ─── Page sections hidden by default ─────────────── */
.page-section { display: none; }
.page-section.active { display: block; }

#page-setup.active {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 160px);
  max-width: 800px;
  margin: 0 auto;
}

#page-setup .wizard-steps,
#page-setup .wizard-panel {
  width: 100%;
}

/* ─── Setup Wizard ────────────────────────────────── */
.wizard-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.wizard-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.4;
  transition: all var(--transition);
}

.wizard-step.active { opacity: 1; }
.wizard-step.done { opacity: 0.8; }

.wizard-step-number {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all var(--transition);
}

.wizard-step.active .wizard-step-number {
  border-color: var(--accent);
  background: var(--accent);
  color: white;
  box-shadow: 0 0 20px var(--accent-glow);
}

.wizard-step.done .wizard-step-number {
  border-color: var(--success);
  background: var(--success);
  color: white;
}

.wizard-step-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.wizard-connector {
  color: var(--text-muted);
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.wizard-panel {
  animation: fadeUp 0.4s ease;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Info / Success Boxes ────────────────────────── */
.info-box {
  background: var(--info-bg);
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.7;
}

.info-box strong { color: var(--info); }

.success-box {
  background: var(--success-bg);
  border: 1px solid rgba(34, 197, 94, 0.25);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.9rem;
  color: var(--success);
  font-weight: 500;
}

.error-box {
  background: var(--error-bg);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.85rem;
  color: var(--error);
}

/* ─── Google Button ───────────────────────────────── */
.btn-google {
  background: #4285F4;
  color: white;
  text-decoration: none;
  font-size: 0.9rem;
}

.btn-google:hover {
  background: #3367D6;
  box-shadow: 0 4px 16px rgba(66, 133, 244, 0.35);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 0.95rem;
}

/* ─── Google Connect Box ──────────────────────────── */
.google-connect-box {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.google-connect-box h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.google-connect-box p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.google-icon {
  width: 48px;
  height: 48px;
  background: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ─── Connection Status Grid ──────────────────────── */
.connection-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.connection-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.connection-item:hover { border-color: rgba(99, 102, 241, 0.3); }

.connection-icon { font-size: 1.8rem; }

.connection-info { flex: 1; }

.connection-name {
  font-weight: 600;
  font-size: 0.92rem;
}

.connection-status {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ─── Section divider with text ───────────────────── */
.section-divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0;
  position: relative;
  text-align: center;
}

.section-divider span {
  position: relative;
  top: -10px;
}

/* ─── Responsive ──────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar { display: none; }
  .top-nav { left: 0; padding: 0 20px; }
  .main-content { margin-left: 0; padding: 20px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .connection-grid { grid-template-columns: 1fr; }
  .wizard-steps { flex-wrap: wrap; }
}

/* ─── Pagination ─────────────────────────────────── */
.pagination-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding: 10px;
}

.pagination-btn {
  min-width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.pagination-btn:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--text-primary);
  background: rgba(99, 102, 241, 0.06);
}

.pagination-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  box-shadow: 0 0 12px var(--accent-glow);
}

.pagination-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.pagination-info {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 12px;
}