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

:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --success: #10b981;
  --success-light: #ecfdf5;
  --warning: #f59e0b;
  --warning-light: #fffbebf;
  --danger: #ef4444;
  --danger-light: #fef2f2;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius: 12px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
  background-color: #f6f8fa;
  color: var(--gray-800);
  direction: rtl;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header.app-header {
  background: white;
  border-bottom: 1px solid var(--gray-200);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: white;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.logo-text h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
}

.logo-text p {
  font-size: 0.8rem;
  color: var(--gray-600);
}

.header-badges {
  display: flex;
  gap: 0.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge-primary { background: var(--primary-light); color: var(--primary); }
.badge-success { background: var(--success-light); color: var(--success); }
.badge-warning { background: #fffbebf; color: var(--warning); }
.badge-danger { background: var(--danger-light); color: var(--danger); }
.badge-gray { background: var(--gray-100); color: var(--gray-700); }

/* Navigation Tabs */
nav.app-nav {
  background: white;
  border-bottom: 1px solid var(--gray-200);
  padding: 0 2rem;
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
}

.nav-tab {
  background: none;
  border: none;
  padding: 1rem 0.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-600);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--primary);
}

.nav-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 700;
}

main.app-content {
  flex: 1;
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.tab-content {
  display: none;
  animation: fadeIn 0.25s ease-in-out;
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Cards Grid */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: white;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.stat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--gray-600);
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

.stat-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.stat-value {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--gray-900);
}

.stat-sub {
  font-size: 0.775rem;
  color: var(--gray-500);
  margin-top: 0.35rem;
}

/* Table styles */
.table-card {
  background: white;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  margin-bottom: 2rem;
}

.table-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.table-title h2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
}

.table-title p {
  font-size: 0.8rem;
  color: var(--gray-500);
}

.table-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.search-input {
  padding: 0.5rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  font-size: 0.875rem;
  outline: none;
  width: 240px;
  transition: border-color 0.2s;
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

table.data-table th {
  background: var(--gray-50);
  padding: 0.85rem 1.25rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gray-600);
  border-bottom: 1px solid var(--gray-200);
  white-space: nowrap;
}

table.data-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--gray-100);
  font-size: 0.875rem;
  color: var(--gray-700);
  vertical-align: middle;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
}

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

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

.btn-secondary {
  background: white;
  border-color: var(--gray-300);
  color: var(--gray-700);
}

.btn-secondary:hover {
  background: var(--gray-50);
  border-color: var(--gray-400);
}

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

.btn-success:hover {
  background: #059669;
}

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

.btn-sm {
  padding: 0.35rem 0.7rem;
  font-size: 0.775rem;
}

/* Phone Tag List */
.phone-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.phone-tag {
  background: var(--gray-100);
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  padding: 0.2rem 0.5rem;
  font-size: 0.775rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  direction: ltr;
}

.phone-tag.primary {
  background: #e0e7ff;
  border-color: #c7d2fe;
  color: #3730a3;
  font-weight: 600;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background: white;
  border-radius: var(--radius);
  width: 100%;
  max-width: 620px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalPop 0.25s ease-out;
}

@keyframes modalPop {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--gray-50);
}

.modal-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.25rem;
  cursor: pointer;
  color: var(--gray-400);
}

.modal-close:hover { color: var(--gray-700); }

.modal-body {
  padding: 1.5rem;
  max-height: 80vh;
  overflow-y: auto;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.9rem;
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  font-size: 0.9rem;
  outline: none;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

/* Statement Preview Box */
.statement-box {
  background: #1e293b;
  color: #f8fafc;
  padding: 1.25rem;
  border-radius: 10px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.85rem;
  white-space: pre-wrap;
  direction: rtl;
  margin-top: 1rem;
  border: 1px solid var(--gray-700);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.3);
}

/* API Explorer Terminal */
.code-block {
  background: #0f172a;
  color: #38bdf8;
  padding: 1rem;
  border-radius: 8px;
  font-family: monospace;
  font-size: 0.85rem;
  overflow-x: auto;
  direction: ltr;
  text-align: left;
  margin-top: 0.5rem;
}

.method-tag {
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  display: inline-block;
  text-transform: uppercase;
}
.method-get { background: #dbeafe; color: #1e40af; }
.method-post { background: #dcfce7; color: #166534; }
.method-put { background: #fef3c7; color: #92400e; }
.method-delete { background: #fee2e2; color: #991b1b; }

footer.app-footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--gray-500);
  font-size: 0.85rem;
  border-top: 1px solid var(--gray-200);
  background: white;
  margin-top: auto;
}