/* style.css
   ============================================================
   Marketing Pro - Global Styles
   Tailwind CSS + custom animations, components, and utilities
   All unused old styles removed.
   ============================================================ */

/* ========== ROOT VARIABLES ========== */
:root {
  --primary-color: #3b82f6;
  --primary-dark: #1e40af;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --info-color: #06b6d4;
  --light-bg: #f1f5f9;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --transition-speed: 0.3s;
}

/* ========== RESET & BASE ========== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: #1e293b;
  background-color: #f8fafc;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: #f1f5f9; border-radius: 10px; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 10px; transition: background var(--transition-speed); }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
* { scrollbar-width: thin; scrollbar-color: #cbd5e1 #f1f5f9; }

/* ========== ANIMATIONS ========== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeIn 0.3s ease-out; }

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}
.slide-in-left { animation: slideInLeft 0.3s ease-out; }

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}
.slide-in-right { animation: slideInRight 0.3s ease-out; }

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.spin { animation: spin 1s linear infinite; }

/* ========== SPINNER ========== */
.spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid #e2e8f0;
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
.spinner-small { width: 16px; height: 16px; border-width: 2px; }
.spinner-large { width: 32px; height: 32px; border-width: 4px; }

/* ========== PROGRESS BAR ========== */
.progress-bar-fill { transition: width var(--transition-speed) ease; }
.progress-bar-container {
  width: 100%;
  height: 8px;
  background-color: #e2e8f0;
  border-radius: 4px;
  overflow: hidden;
}
.progress-bar-container.primary .progress-bar-fill { background-color: var(--primary-color); }
.progress-bar-container.success .progress-bar-fill { background-color: var(--success-color); }
.progress-bar-container.warning .progress-bar-fill { background-color: var(--warning-color); }
.progress-bar-container.danger .progress-bar-fill { background-color: var(--danger-color); }

/* ========== BUTTONS ========== */
button {
  cursor: pointer;
  border: none;
  font-weight: 500;
  transition: all var(--transition-speed);
  user-select: none;
}
button:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-primary {
  background-color: var(--primary-color);
  color: white;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 14px;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn-success {
  background-color: var(--success-color);
  color: white;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 14px;
}
.btn-success:hover:not(:disabled) {
  background-color: #059669;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn-danger {
  background-color: var(--danger-color);
  color: white;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 14px;
}
.btn-danger:hover:not(:disabled) { background-color: #dc2626; }

/* ========== CARDS ========== */
.card {
  background-color: white;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-speed);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-header { padding-bottom: 16px; border-bottom: 1px solid var(--border-color); margin-bottom: 16px; }
.card-header h3 { font-size: 18px; font-weight: 600; color: #1e293b; display: flex; align-items: center; gap: 8px; margin: 0; }
.card-footer { padding-top: 16px; border-top: 1px solid var(--border-color); margin-top: 16px; }

/* ========== BADGES ========== */
.badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.badge-primary { background-color: #dbeafe; color: #1e40af; }
.badge-success { background-color: #d1fae5; color: #065f46; }
.badge-warning { background-color: #fef3c7; color: #92400e; }
.badge-danger { background-color: #fee2e2; color: #991b1b; }
.badge-info { background-color: #cffafe; color: #164e63; }

/* ========== ALERTS ========== */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  border-left: 4px solid;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.alert-primary { background-color: #eff6ff; border-color: var(--primary-color); color: #1e40af; }
.alert-success { background-color: #f0fdf4; border-color: var(--success-color); color: #065f46; }
.alert-warning { background-color: #fffbeb; border-color: var(--warning-color); color: #92400e; }
.alert-danger { background-color: #fef2f2; border-color: var(--danger-color); color: #991b1b; }

/* ========== MODALS ========== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal {
  background-color: white;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideInUp 0.3s ease-out;
}
@keyframes slideInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.modal-header { padding: 20px; border-bottom: 1px solid var(--border-color); }
.modal-title { font-size: 18px; font-weight: 600; color: #1e293b; margin: 0; }
.modal-body { padding: 20px; }
.modal-footer { padding: 20px; border-top: 1px solid var(--border-color); display: flex; justify-content: flex-end; gap: 8px; }

/* ========== TABLES ========== */
.table { width: 100%; border-collapse: collapse; }
.table th {
  background-color: #f1f5f9;
  padding: 12px;
  text-align: left;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #64748b;
  border-bottom: 2px solid var(--border-color);
}
.table td { padding: 12px; border-bottom: 1px solid var(--border-color); }
.table tbody tr:hover { background-color: #f8fafc; }
.result-row { transition: background-color var(--transition-speed); }
.result-row:hover { background-color: #f8fafc; }

/* ========== TABS ========== */
.tab-button {
  padding: 10px 16px;
  font-weight: 500;
  color: #64748b;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-speed);
  white-space: nowrap;
  background: none;
  border: none;
}
.tab-button:hover { color: var(--primary-color); border-bottom-color: #bfdbfe; }
.tab-button.active { color: var(--primary-color); border-bottom-color: var(--primary-color); font-weight: 600; }
.tab-content { animation: fadeIn 0.3s ease-out; }

/* ========== UTILITY ========== */
.text-xs { font-size: 12px; }
.text-sm { font-size: 13px; }
.text-base { font-size: 14px; }
.text-lg { font-size: 16px; }
.text-xl { font-size: 18px; }
.text-2xl { font-size: 24px; }
.text-3xl { font-size: 30px; }
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.hidden { display: none !important; }
.visible { display: block !important; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { flex-direction: column; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.p-2 { padding: 8px; }
.p-3 { padding: 12px; }
.p-4 { padding: 16px; }
.p-6 { padding: 24px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.w-full { width: 100%; }
.w-auto { width: auto; }
.max-w-full { max-width: 100%; }
.max-h-64 { max-height: 256px; }
.max-h-96 { max-height: 384px; }
.min-h-screen { min-height: 100vh; }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.border { border: 1px solid var(--border-color); }
.border-t { border-top: 1px solid var(--border-color); }
.border-b { border-bottom: 1px solid var(--border-color); }
.rounded { border-radius: 6px; }
.rounded-lg { border-radius: 8px; }
.rounded-xl { border-radius: 12px; }
.rounded-full { border-radius: 9999px; }
.bg-white { background-color: white; }
.bg-slate-50 { background-color: #f8fafc; }
.bg-slate-100 { background-color: #f1f5f9; }
.bg-blue-50 { background-color: #eff6ff; }
.bg-blue-100 { background-color: #dbeafe; }
.bg-blue-600 { background-color: var(--primary-color); }
.bg-emerald-50 { background-color: #f0fdf4; }
.bg-emerald-100 { background-color: #dcfce7; }
.bg-emerald-600 { background-color: var(--success-color); }
.bg-red-50 { background-color: #fef2f2; }
.bg-red-100 { background-color: #fee2e2; }
.bg-amber-50 { background-color: #fffbeb; }
.bg-amber-100 { background-color: #fef3c7; }
.text-white { color: white; }
.text-slate-500 { color: #64748b; }
.text-slate-600 { color: #475569; }
.text-slate-700 { color: #334155; }
.text-slate-800 { color: #1e293b; }
.text-blue-600 { color: var(--primary-color); }
.text-emerald-600 { color: var(--success-color); }
.text-red-600 { color: #dc2626; }
.text-amber-600 { color: #d97706; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.break-all { word-break: break-all; }
.sticky-top-24 { position: sticky; top: 96px; z-index: 30; }
.transition-all { transition: all var(--transition-speed); }
.cursor-pointer { cursor: pointer; }
.whitespace-nowrap { white-space: nowrap; }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .grid-cols-2, .grid-cols-3, .grid-cols-4 { grid-template-columns: 1fr; }
  input, textarea, select { font-size: 16px; } /* prevent zoom on iOS */
}
@media (max-width: 640px) {
  body { font-size: 13px; }
  .card { padding: 16px; }
  .modal { width: 95%; }
  .text-2xl { font-size: 20px; }
  .text-xl { font-size: 16px; }
  .tab-button { padding: 8px 12px; font-size: 12px; }
}

/* ========== PRINT ========== */
@media print {
  body { background-color: white; }
  .no-print, .btn, button, .modal-overlay { display: none !important; }
  .card { box-shadow: none; border: 1px solid #ccc; page-break-inside: avoid; }
}

/* ========== ACCESSIBILITY ========== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}