:root {
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --border: #e2e8f0;
  --danger: #ef4444;
  --danger-light: #fee2e2;
  --success: #10b981;
  --success-light: #d1fae5;
  --radius: 12px;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.05);
}

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

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
}

.app-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px 20px;
}

/* Navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-card);
  padding: 18px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  background: var(--primary);
  color: white;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
}

.subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.status-badge.live {
  background-color: var(--success-light);
  color: #065f46;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--success);
  display: inline-block;
}

/* Layout */
.main-content {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 24px;
  align-items: start;
}

@media (max-width: 900px) {
  .main-content {
    grid-template-columns: 1fr;
  }
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.card-header {
  margin-bottom: 20px;
}

.card-header h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
}

.card-header p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Forms */
.form-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}

.required {
  color: var(--danger);
}

.form-group input {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
  background: #fff;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
  font-family: inherit;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  margin-top: 6px;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

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

/* List Card */
.list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.search-box {
  position: relative;
  min-width: 260px;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-box input {
  width: 100%;
  padding: 8px 12px 8px 38px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.88rem;
  font-family: inherit;
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

/* Table */
.table-responsive {
  overflow-x: auto;
  margin-top: 10px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  background: var(--bg-page);
  padding: 12px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 14px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  vertical-align: middle;
}

.data-table tr:hover td {
  background-color: #fafbfc;
}

.person-name {
  font-weight: 600;
  color: var(--text-main);
}

.person-id {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.contact-phone {
  display: block;
  font-weight: 500;
}

.location-primary {
  font-weight: 500;
  color: var(--text-main);
}

.location-secondary {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.badge-country {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: 3px;
}

.btn-icon-danger {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  transition: all 0.15s;
}

.btn-icon-danger:hover {
  background: var(--danger-light);
  color: var(--danger);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.empty-state svg {
  margin-bottom: 12px;
  color: #94a3b8;
}

.empty-state h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 4px;
}

.empty-state.hidden {
  display: none;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1e293b;
  color: white;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  z-index: 1000;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  background: #065f46;
}

.toast.error {
  background: #991b1b;
}