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

/* Default Theme Tokens (Light Mode by Default, Crisp & Clean) */
:root, [data-theme="light"] {
  --bg-main: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F1F5F9;
  --bg-sidebar: #FFFFFF;
  --bg-input: #FFFFFF;
  --border-card: #E2E8F0;
  --border-highlight: #CBD5E1;
  
  --primary: #2563EB;
  --primary-hover: #1D4ED8;
  --primary-glow: rgba(37, 99, 235, 0.12);
  
  --accent-emerald: #059669;
  --accent-amber: #D97706;
  --accent-rose: #DC2626;
  --accent-purple: #7C3AED;
  
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-dim: #64748B;
  
  --sidebar-w: 260px;
  --header-h: 70px;
  
  --shadow-card: 0 4px 16px -2px rgba(0, 0, 0, 0.05), 0 1px 3px 0 rgba(0, 0, 0, 0.03);
  --radius: 12px;
}

/* Dark Mode Theme Tokens */
[data-theme="dark"] {
  --bg-main: #0B0F19;
  --bg-card: #111827;
  --bg-card-hover: #162032;
  --bg-sidebar: #0D1322;
  --bg-input: #1F2937;
  --border-card: #1E293B;
  --border-highlight: #334155;
  
  --primary: #3B82F6;
  --primary-hover: #2563EB;
  --primary-glow: rgba(59, 130, 246, 0.15);
  
  --accent-emerald: #10B981;
  --accent-amber: #F59E0B;
  --accent-rose: #EF4444;
  --accent-purple: #8B5CF6;
  
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  
  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
}

.logo-dark { display: none !important; }
.logo-light { display: inline-block !important; }
[data-theme="dark"] .logo-dark { display: inline-block !important; }
[data-theme="dark"] .logo-light { display: none !important; }

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

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  transition: background-color 0.25s ease, color 0.25s ease;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid var(--border-card);
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all 0.2s;
}

[data-theme="dark"] .theme-toggle-btn {
  background: rgba(255, 255, 255, 0.06);
}

.theme-toggle-btn:hover {
  background: var(--primary-glow);
  color: var(--primary);
  border-color: var(--primary);
}

/* Dashboard Shell */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
  width: var(--sidebar-w);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-card);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 50;
  transition: transform 0.3s ease, background-color 0.25s ease;
}

.sidebar-brand {
  height: var(--header-h);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border-card);
}

.brand-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #2563EB, #7C3AED);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #fff;
  font-size: 1.1rem;
  box-shadow: 0 0 15px rgba(37, 99, 235, 0.3);
}

.brand-name {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

.brand-badge {
  font-size: 0.65rem;
  text-transform: uppercase;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  border: 1px solid rgba(37, 99, 235, 0.25);
}

.sidebar-nav {
  flex: 1;
  padding: 1.5rem 1rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.nav-section-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  padding: 0.75rem 0.75rem 0.25rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 0.85rem;
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  border-radius: 8px;
}

.nav-item:hover {
  background: rgba(0, 0, 0, 0.03);
  color: var(--text-main);
}

[data-theme="dark"] .nav-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.nav-item.active {
  background: var(--primary-glow);
  color: var(--primary);
  border: 1px solid rgba(37, 99, 235, 0.25);
  font-weight: 600;
}

.nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 1rem;
  border-top: 1px solid var(--border-card);
}

.user-snippet {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.02);
}

[data-theme="dark"] .user-snippet {
  background: rgba(255, 255, 255, 0.02);
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563EB, #1D4ED8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
  color: #fff;
  border: 1px solid var(--border-highlight);
}

.user-info {
  flex: 1;
  overflow: hidden;
}

.user-name {
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  color: var(--text-main);
}

.user-role {
  font-size: 0.72rem;
  color: var(--text-dim);
  text-transform: capitalize;
}

/* Main Content Area */
.app-main {
  flex: 1;
  margin-left: var(--sidebar-w);
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* Top Navbar */
.app-header {
  height: var(--header-h);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-card);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 40;
}

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

.page-title p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

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

/* Container */
.content-wrapper {
  padding: 2rem;
  max-width: 1300px;
  width: 100%;
  margin: 0 auto;
}

/* Flash Messages */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #059669;
}

[data-theme="dark"] .alert-success {
  color: #34D399;
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #DC2626;
}

[data-theme="dark"] .alert-error {
  color: #F87171;
}

/* Stats Cards Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all 0.2s ease;
}

.stat-card:hover {
  border-color: var(--border-highlight);
}

.stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.stat-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon.blue { background: rgba(37, 99, 235, 0.1); color: var(--primary); }
.stat-icon.green { background: rgba(16, 185, 129, 0.1); color: var(--accent-emerald); }
.stat-icon.amber { background: rgba(245, 158, 11, 0.1); color: var(--accent-amber); }
.stat-icon.purple { background: rgba(139, 92, 246, 0.1); color: var(--accent-purple); }

.stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.stat-sub {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Cards & Panels */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  margin-bottom: 2rem;
  overflow: hidden;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

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

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
}

.card-body {
  padding: 1.5rem;
}

/* Tables */
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.custom-table th {
  padding: 0.7rem 0.85rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border-card);
  background: rgba(0, 0, 0, 0.02);
  white-space: nowrap;
}

[data-theme="dark"] .custom-table th {
  background: rgba(255, 255, 255, 0.02);
}

.custom-table td {
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--border-card);
  color: var(--text-muted);
  vertical-align: middle;
}

.custom-table tr:hover td {
  background: rgba(0, 0, 0, 0.015);
  color: var(--text-main);
}

[data-theme="dark"] .custom-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
}

.badge-success { background: rgba(16, 185, 129, 0.12); color: #059669; border: 1px solid rgba(16, 185, 129, 0.25); }
.badge-warning { background: rgba(245, 158, 11, 0.12); color: #D97706; border: 1px solid rgba(245, 158, 11, 0.25); }
.badge-danger { background: rgba(239, 68, 68, 0.12); color: #DC2626; border: 1px solid rgba(239, 68, 68, 0.25); }
.badge-info { background: rgba(37, 99, 235, 0.12); color: #2563EB; border: 1px solid rgba(37, 99, 235, 0.25); }
.badge-secondary { background: rgba(100, 116, 139, 0.12); color: var(--text-muted); border: 1px solid rgba(100, 116, 139, 0.2); }

[data-theme="dark"] .badge-success { color: #34D399; }
[data-theme="dark"] .badge-warning { color: #FBBF24; }
[data-theme="dark"] .badge-danger { color: #F87171; }
[data-theme="dark"] .badge-info { color: #60A5FA; }

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
  animation: pulse-glow 1.5s infinite;
}

@keyframes pulse-glow {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

/* Progress Bar */
.progress-wrapper {
  margin: 0.75rem 0;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  margin-bottom: 0.35rem;
  color: var(--text-muted);
}

.progress-track {
  height: 8px;
  background: var(--border-card);
  border-radius: 9999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #2563EB, #10B981);
  border-radius: 9999px;
  transition: width 0.4s ease;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn-primary {
  background: #2563EB;
  color: #fff !important;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
  background: #1D4ED8;
  transform: translateY(-1px);
}

.btn-success {
  background: #059669;
  color: #fff !important;
}

.btn-success:hover {
  background: #047857;
}

.btn-danger {
  background: rgba(239, 68, 68, 0.1);
  color: #DC2626;
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: #DC2626;
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-card);
  color: var(--text-main);
}

.btn-outline:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-highlight);
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.78rem;
}

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

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  background: var(--bg-input);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  color: var(--text-main);
  font-family: inherit;
  transition: border-color 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.35rem;
}

/* Package Selector Cards in New Campaign */
.package-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.package-choice {
  border: 2px solid var(--border-card);
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1.5rem;
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
}

.package-choice:hover {
  border-color: var(--border-highlight);
  transform: translateY(-2px);
}

.package-choice.selected {
  border-color: var(--primary);
  background: var(--primary-glow);
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.15);
}

.package-radio {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
}

/* Email Media & Brochure Helper Box */
.email-media-helper {
  background: var(--bg-card-hover);
  border: 1px dashed var(--border-card);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  margin: 0.75rem 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.email-media-helper code {
  background: rgba(37, 99, 235, 0.12);
  color: var(--primary);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  user-select: all;
}

/* Sleek Scrollbars */
.table-responsive::-webkit-scrollbar {
  height: 6px;
}

.table-responsive::-webkit-scrollbar-track {
  background: transparent;
}

.table-responsive::-webkit-scrollbar-thumb {
  background: var(--border-card);
  border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
  background: var(--border-highlight);
}

/* Mobile Sidebar Overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 45;
  backdrop-filter: blur(2px);
  animation: fadeIn 0.2s ease;
}

.sidebar-overlay.active {
  display: block;
}

.mobile-menu-toggle {
  display: none;
}

/* Responsive Grid Tweaks */
@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)) !important;
  }
}

@media (max-width: 900px) {
  .mobile-menu-toggle {
    display: inline-flex !important;
  }
  .app-sidebar {
    transform: translateX(-100%);
    box-shadow: 0 0 30px rgba(0,0,0,0.5);
  }
  .app-sidebar.mobile-open {
    transform: translateX(0);
  }
  .app-main {
    margin-left: 0;
    width: 100%;
  }
  .content-wrapper {
    padding: 1rem;
  }
  .app-header {
    padding: 0 1rem;
  }
}

@media (max-width: 640px) {
  .header-actions {
    flex-wrap: wrap;
    gap: 0.35rem;
  }
  .stat-card {
    padding: 1rem !important;
  }
  .page-title h1 {
    font-size: 1.15rem !important;
  }
  .page-title p {
    display: none;
  }
}