/* =====================================================
   SmartBot SaaS - Professional UI Stylesheet
   Modern, Clean Design for CodeCanyon
   ===================================================== */

/* ----- CSS Variables for Easy Theming ----- */
:root {
  /* Primary Colors */
  --primary-color: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #6366f1;
  --primary-lighter: #eef2ff;
  
  /* Secondary Colors */
  --secondary-color: #64748b;
  --secondary-dark: #475569;
  --secondary-light: #94a3b8;
  
  /* Status Colors */
  --success-color: #10b981;
  --success-light: #d1fae5;
  --danger-color: #ef4444;
  --danger-light: #fee2e2;
  --warning-color: #f59e0b;
  --warning-light: #fef3c7;
  --info-color: #3b82f6;
  --info-light: #dbeafe;
  
  /* Neutral Colors */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Backgrounds */
  --bg-primary: #ffffff;
  --bg-secondary: #f9fafb;
  --bg-tertiary: #f3f4f6;
  
  /* Text Colors */
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  
  /* Borders */
  --border-color: #e5e7eb;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition: all 0.2s ease-in-out;
  --transition-slow: all 0.3s ease-in-out;
}

/* ----- Global Reset & Base Styles ----- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-primary);
  background: var(--bg-secondary);
  line-height: 1.6;
  min-height: 100vh;
}

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-dark);
}

/* ----- Navigation Bar ----- */
nav {
  background: var(--bg-primary);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

nav .logo a {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

nav .logo a:hover {
  color: var(--primary-dark);
}

nav .nav-links {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

/* ----- Container ----- */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

/* ----- Dashboard Header ----- */
.dashboard-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 2.5rem;
  border-radius: var(--border-radius-lg);
  margin-bottom: 2rem;
  box-shadow: var(--shadow-lg);
}

.dashboard-header h2 {
  color: white;
  margin-bottom: 0.5rem;
  font-size: 2rem;
}

.dashboard-header p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.125rem;
  margin-bottom: 0;
}

.dashboard-header .btn {
  margin-top: 1rem;
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 500;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}

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

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

.btn-primary:hover:not(:disabled) {
  background: var(--primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--gray-100);
  color: var(--gray-700);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--gray-200);
  color: var(--gray-800);
}

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

.btn-success:hover:not(:disabled) {
  background: #059669;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

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

.btn-danger:hover:not(:disabled) {
  background: #dc2626;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

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

.btn-info:hover:not(:disabled) {
  background: #2563eb;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

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

.btn-warning:hover:not(:disabled) {
  background: #d97706;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
}

.btn-outline:hover:not(:disabled) {
  background: var(--primary-color);
  color: white;
}

/* ----- Bot Grid ----- */
.bot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

/* ----- Bot Card ----- */
.bot-card {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  padding: 1.75rem;
  border-left: 4px solid var(--primary-color);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.bot-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
  opacity: 0;
  transition: var(--transition);
}

.bot-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.bot-card:hover::before {
  opacity: 1;
}

.bot-card h3 {
  color: var(--text-primary);
  font-size: 1.375rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.bot-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.bot-card p strong {
  color: var(--text-primary);
  font-weight: 600;
}

.bot-card h4 {
  color: var(--text-primary);
  font-size: 1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
}

/* ----- Embed Code Box ----- */
.embed-code-box {
  background: var(--gray-50);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-top: 0.75rem;
}

.embed-code-box code {
  display: block;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 0.8125rem;
  color: var(--gray-700);
  word-break: break-all;
  line-height: 1.5;
  background: transparent;
  padding: 0;
}

/* ----- Alerts ----- */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9375rem;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.alert-success {
  background: var(--success-light);
  color: #065f46;
  border-left: 4px solid var(--success-color);
}

.alert-danger {
  background: var(--danger-light);
  color: #991b1b;
  border-left: 4px solid var(--danger-color);
}

.alert-warning {
  background: var(--warning-light);
  color: #92400e;
  border-left: 4px solid var(--warning-color);
}

.alert-info {
  background: var(--info-light);
  color: #1e40af;
  border-left: 4px solid var(--info-color);
}

/* ----- Forms ----- */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.9375rem;
}

.form-group small {
  display: block;
  margin-top: 0.375rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.form-control,
.form-select,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: var(--transition);
  font-family: inherit;
}

.form-control:focus,
.form-select:focus,
input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-lighter);
}

textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.5;
}

/* ----- Statistics Cards ----- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-primary);
  padding: 1.75rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
  border-top: 3px solid var(--primary-color);
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ----- Tables ----- */
.table-container {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 2rem;
}

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

thead {
  background: var(--gray-50);
  border-bottom: 2px solid var(--border-color);
}

thead th {
  padding: 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

tbody tr:hover {
  background: var(--gray-50);
}

tbody td {
  padding: 1rem;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* ----- Badge ----- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 9999px;
  white-space: nowrap;
}

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

.badge-danger {
  background: var(--danger-light);
  color: #991b1b;
}

.badge-warning {
  background: var(--warning-light);
  color: #92400e;
}

.badge-info {
  background: var(--info-light);
  color: #1e40af;
}

.badge-secondary {
  background: var(--gray-200);
  color: var(--gray-700);
}

/* ----- Loading Spinner ----- */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 0.8s linear infinite;
}

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

/* ----- Empty State ----- */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
}

.empty-state-icon {
  font-size: 4rem;
  color: var(--gray-300);
  margin-bottom: 1rem;
}

.empty-state h3 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* ----- Authentication Pages ----- */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  padding: 2rem;
}

.auth-card {
  background: var(--bg-primary);
  padding: 3rem;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 450px;
}

.auth-card .logo {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-card .logo h1 {
  color: var(--primary-color);
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.auth-card .logo p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.auth-card h2 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.auth-footer {
  text-align: center;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

/* ----- Responsive Design ----- */
@media (max-width: 768px) {
  nav .container {
    padding: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
  }
  
  nav .nav-links {
    width: 100%;
    justify-content: center;
  }
  
  .container {
    padding: 1rem;
  }
  
  .dashboard-header {
    padding: 1.5rem;
  }
  
  .dashboard-header h2 {
    font-size: 1.5rem;
  }
  
  .bot-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  h1 { font-size: 1.875rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }
  
  .auth-card {
    padding: 2rem;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .bot-card .bot-actions {
    flex-direction: column;
  }
  
  .bot-card .bot-actions .btn {
    width: 100%;
  }
}

/* ----- Utility Classes ----- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.d-flex { display: flex; }
.flex-column { flex-direction: column; }
.align-items-center { align-items: center; }
.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* ----- Color Picker Styling ----- */
input[type="color"] {
  width: 60px;
  height: 40px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  cursor: pointer;
  padding: 4px;
}

input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

input[type="color"]::-webkit-color-swatch {
  border: none;
  border-radius: 4px;
}

/* ----- Modal Improvements ----- */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 10000;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal-content {
  background: var(--bg-primary);
  padding: 2rem;
  border-radius: var(--border-radius-lg);
  max-width: 500px;
  width: 90%;
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-content h3 {
  margin-bottom: 1rem;
}

.modal-content p {
  margin-bottom: 1.5rem;
}

/* ----- Scrollbar Styling ----- */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}