:root {
  --primary: #1d4ed8;
  --primary-dark: #1e40af;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --danger: #dc2626;
  --success: #16a34a;
  --warning: #f97316;
}

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

body {
  font-family: "Poppins", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.app-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.app-header h1 {
  font-size: 1.8rem;
  margin-bottom: 4px;
}

.app-header p {
  color: var(--muted);
}

.hidden {
  display: none !important;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

.auth-card {
  max-width: 420px;
  margin: 40px auto;
  text-align: center;
}

form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
}

label {
  display: flex;
  flex-direction: column;
  font-size: 0.9rem;
  gap: 6px;
  color: var(--text);
}

input,
select,
textarea {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.95rem;
  font-family: inherit;
}

textarea {
  resize: vertical;
}

.btn {
  padding: 10px 16px;
  border-radius: 10px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s ease;
}

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

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

.btn.secondary {
  background: #e2e8f0;
  color: var(--text);
}

.btn.secondary:hover {
  background: #cbd5f5;
}

.btn.link {
  background: transparent;
  border: none;
  color: var(--primary);
  cursor: pointer;
  text-decoration: underline;
}

.tab-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.tab-btn {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: white;
  cursor: pointer;
  font-weight: 600;
}

.tab-btn.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.grid {
  display: grid;
  gap: 18px;
}

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

.table-wrap {
  width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

thead {
  background: #f1f5f9;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.form-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.form-message {
  font-size: 0.85rem;
  min-height: 18px;
}

.form-message.error {
  color: var(--danger);
}

.form-message.success {
  color: var(--success);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge.pending {
  background: #fff7ed;
  color: var(--warning);
}

.badge.synced {
  background: #ecfdf3;
  color: var(--success);
}

.detail-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-bottom: 16px;
}

.detail-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #f8fafc;
}

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

.kpi {
  background: #f8fafc;
  border-radius: 12px;
  padding: 12px;
  border: 1px solid var(--border);
}

@media (max-width: 768px) {
  .app-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .tab-nav {
    gap: 6px;
  }
}