/* AI Key Leak Watch - Professional Theme System */
/* Color Palette: Blue/Teal/Gray - No Purple */

:root {
  /* Light Theme (default) */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-card: #ffffff;
  --bg-hover: #e2e8f0;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  
  --accent-primary: #0ea5e9;    /* Sky blue */
  --accent-secondary: #0891b2;  /* Cyan */
  --accent-success: #10b981;    /* Emerald */
  --accent-warning: #f59e0b;    /* Amber */
  --accent-danger: #ef4444;     /* Red */
  --accent-info: #06b6d4;       /* Cyan */
  
  --gradient-start: #0ea5e9;
  --gradient-end: #0891b2;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  --transition: all 0.2s ease;
}

[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-card: #1e293b;
  --bg-hover: #334155;
  
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  
  --border-color: #334155;
  --border-light: #1e293b;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5);
}

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

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

a:hover {
  color: var(--accent-secondary);
}

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

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

/* Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background: var(--bg-card);
  border-right: 1px solid var(--border-color);
  padding: 1.5rem 0;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
  transition: var(--transition);
  z-index: 100;
}

.sidebar-header {
  padding: 0 1.5rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.sidebar-nav {
  padding: 1rem 0;
}

.nav-section {
  padding: 0.5rem 1.5rem;
  margin-top: 0.5rem;
}

.nav-section-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--bg-hover);
  color: var(--accent-primary);
  border-left-color: var(--accent-primary);
}

.nav-item-icon {
  font-size: 1.1rem;
  width: 1.5rem;
  text-align: center;
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: 260px;
  padding: 2rem;
  transition: var(--transition);
}

/* Header */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.page-title {
  font-size: 1.75rem;
  font-weight: 700;
}

.page-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

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

/* Theme Toggle */
.theme-toggle {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.25rem;
  display: flex;
  cursor: pointer;
}

.theme-toggle-btn {
  padding: 0.5rem 0.75rem;
  border: none;
  background: transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 1rem;
  transition: var(--transition);
  color: var(--text-muted);
}

.theme-toggle-btn.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: var(--transition);
}

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

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.stat-icon.blue { background: rgba(14, 165, 233, 0.1); color: var(--accent-primary); }
.stat-icon.green { background: rgba(16, 185, 129, 0.1); color: var(--accent-success); }
.stat-icon.amber { background: rgba(245, 158, 11, 0.1); color: var(--accent-warning); }
.stat-icon.red { background: rgba(239, 68, 68, 0.1); color: var(--accent-danger); }
.stat-icon.cyan { background: rgba(6, 182, 212, 0.1); color: var(--accent-info); }

.stat-content {
  flex: 1;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.stat-change {
  font-size: 0.75rem;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.stat-change.positive { color: var(--accent-success); }
.stat-change.negative { color: var(--accent-danger); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

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

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

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

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

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8rem;
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

/* Tables */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

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

th, td {
  padding: 0.875rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  background: var(--bg-tertiary);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  color: var(--text-muted);
}

tbody tr {
  transition: var(--transition);
}

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

tbody tr:last-child td {
  border-bottom: none;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.badge-active, .badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-success);
}

.badge-warning, .badge-pending {
  background: rgba(245, 158, 11, 0.1);
  color: var(--accent-warning);
}

.badge-danger, .badge-invalid {
  background: rgba(239, 68, 68, 0.1);
  color: var(--accent-danger);
}

.badge-info {
  background: rgba(6, 182, 212, 0.1);
  color: var(--accent-info);
}

.badge-default {
  background: var(--bg-tertiary);
  color: var(--text-muted);
}

/* Code/Key Display */
.key-display {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.8rem;
  background: var(--bg-tertiary);
  padding: 0.375rem 0.625rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  word-break: break-all;
  cursor: pointer;
  transition: var(--transition);
  display: inline-block;
  max-width: 320px;
}

.key-display:hover {
  background: var(--bg-hover);
  border-color: var(--accent-primary);
}

.key-display.copied {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--accent-success);
}

/* Filters */
.filters-bar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.filter-btn {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

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

/* Dropdown */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  min-width: 180px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
}

.dropdown-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.dropdown-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* ==========================================
   MOBILE RESPONSIVE STYLES
   ========================================== */

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
  display: none;
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 200;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  font-size: 1.25rem;
  line-height: 1;
}

.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 90;
}

.mobile-menu-overlay.active {
  display: block;
}

/* Tablet breakpoint */
@media (max-width: 1200px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile breakpoint */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .grid-2, .grid-3 { 
    grid-template-columns: 1fr; 
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .sidebar {
    transform: translateX(-100%);
    width: 280px;
    box-shadow: var(--shadow-lg);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
    padding: 1rem;
    padding-top: 4rem;
  }
  
  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
  }
  
  .page-title {
    font-size: 1.5rem;
  }
  
  .header-actions {
    width: 100%;
    justify-content: space-between;
  }
  
  .stat-card {
    padding: 1rem;
  }
  
  .stat-value {
    font-size: 1.5rem;
  }
  
  .card {
    padding: 1rem;
  }
  
  .card-header {
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
  }
  
  /* Table responsive */
  .table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 -1rem;
    padding: 0 1rem;
  }
  
  table {
    min-width: 600px;
  }
  
  th, td {
    padding: 0.75rem 0.5rem;
    font-size: 0.8rem;
  }
  
  /* Buttons */
  .btn {
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
  }
  
  .btn-group {
    flex-wrap: wrap;
  }
  
  /* Provider grid */
  .providers-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
  }
  
  .provider-badge {
    padding: 0.625rem;
    font-size: 0.75rem;
  }
  
  /* Logs console */
  .logs-console {
    height: 300px;
    font-size: 0.7rem;
  }
  
  /* Landing page hero */
  .landing-hero {
    padding: 3rem 1rem;
  }
  
  .landing-hero h1 {
    font-size: 2rem;
  }
  
  .landing-hero p {
    font-size: 1rem;
  }
  
  /* Login page */
  .login-container {
    padding: 1rem;
  }
  
  .login-box {
    padding: 1.5rem;
    margin: 1rem;
  }
  
  /* Filters */
  .filters {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .filter-select, .filter-input {
    width: 100%;
  }
  
  /* Modal */
  .modal-content {
    margin: 1rem;
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
  }
  
  /* Key preview - make it scrollable */
  .key-preview {
    max-width: 200px;
    overflow-x: auto;
    white-space: nowrap;
  }
  
  /* Footer */
  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

/* Small mobile breakpoint */
@media (max-width: 480px) {
  html {
    font-size: 13px;
  }
  
  .main-content {
    padding: 0.75rem;
    padding-top: 4rem;
  }
  
  .page-title {
    font-size: 1.25rem;
  }
  
  .stat-card {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
  }
  
  .stat-icon {
    margin: 0 auto;
  }
  
  .providers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .header-actions {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .theme-toggle {
    width: 100%;
    justify-content: center;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  /* Landing specific */
  .landing-hero h1 {
    font-size: 1.75rem;
  }
  
  .cta-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .cta-buttons .btn {
    width: 100%;
  }
}

/* Logs Console */
.logs-console {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.8rem;
  line-height: 1.8;
  padding: 1rem;
  height: 500px;
  overflow-y: auto;
}

.log-line {
  padding: 0.125rem 0;
}

.log-info { color: var(--accent-info); }
.log-warning { color: var(--accent-warning); }
.log-error { color: var(--accent-danger); }
.log-success { color: var(--accent-success); }

/* Provider Grid */
.providers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.75rem;
}

.provider-badge {
  padding: 0.875rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 600;
  font-size: 0.85rem;
  transition: var(--transition);
}

.provider-badge:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

/* Features Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  transition: var(--transition);
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.feature-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Empty States */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-state-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

/* Loading */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-muted);
}

.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 0.75rem;
}

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

/* Utilities */
.text-muted { color: var(--text-muted); }
.text-success { color: var(--accent-success); }
.text-warning { color: var(--accent-warning); }
.text-danger { color: var(--accent-danger); }
.text-sm { font-size: 0.85rem; }
.text-xs { font-size: 0.75rem; }
.font-mono { font-family: 'JetBrains Mono', 'Fira Code', monospace; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }