/* ===========================
   Dashboard Styles with Theme Support
   =========================== */

/* Light Theme (Default) */
:root {
    --primary-color: #4F46E5;
    --primary-dark: #4338CA;
    --primary-light: #818CF8;
    --secondary-color: #10B981;
    --danger-color: #EF4444;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --info-color: #3B82F6;
    
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;
    --bg-hover: #F3F4F6;
    
    --border-color: #E5E7EB;
    --sidebar-width: 260px;
    
    --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: all 0.3s ease;
    --border-radius: 0.5rem;
    
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-success: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-info: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    
    --success-light: #D1FAE5;
    --success-dark: #065F46;
    --danger-light: #FEE2E2;
    --danger-dark: #991B1B;
    --warning-light: #FEF3C7;
    --warning-dark: #92400E;
    
    --code-bg: #F3F4F6;
    --code-text: #1F2937;
}

/* Dark Theme */
[data-theme="dark"] {
    --primary-color: #818CF8;
    --primary-dark: #6366F1;
    --primary-light: #A5B4FC;
    --secondary-color: #34D399;
    --danger-color: #F87171;
    --success-color: #34D399;
    --warning-color: #FBBF24;
    --info-color: #60A5FA;
    
    --text-primary: #F9FAFB;
    --text-secondary: #D1D5DB;
    --text-light: #9CA3AF;
    
    --bg-primary: #1F2937;
    --bg-secondary: #111827;
    --bg-tertiary: #374151;
    --bg-hover: #374151;
    
    --border-color: #374151;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-success: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-info: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    
    --success-light: rgba(34, 197, 94, 0.2);
    --success-dark: #86EFAC;
    --danger-light: rgba(239, 68, 68, 0.2);
    --danger-dark: #FCA5A5;
    --warning-light: rgba(251, 191, 36, 0.2);
    --warning-dark: #FCD34D;
    
    --code-bg: #111827;
    --code-text: #E5E7EB;
}

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

html {
    transition: background-color 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    display: flex;
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* ===========================
   Sidebar
   =========================== */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-primary);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: var(--transition);
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 22px;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.logo-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 11px;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Theme Toggle Button */
.theme-toggle {
    background: var(--bg-hover);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--primary-light);
    color: white;
    transform: rotate(180deg);
}

.theme-toggle i {
    font-size: 18px;
}

/* Sidebar User Info */
.sidebar-user-info {
    padding: 16px 20px;
    margin: 16px 16px 0 16px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08), rgba(118, 75, 162, 0.08));
    border-radius: 12px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    flex-shrink: 0;
}

.sidebar-user-details {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-plan {
    font-size: 11px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

/* Sidebar Quick Stats */
.sidebar-quick-stats {
    padding: 16px;
    margin: 16px;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.sidebar-stat-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-stat-label {
    font-size: 11px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.sidebar-stat-value {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.sidebar-stat-progress {
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
}

.sidebar-stat-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: width 0.3s ease;
    border-radius: 3px;
}

.sidebar-stat-percentage {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 600;
    text-align: right;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}

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

.nav-item.active {
    background: linear-gradient(90deg, rgba(79, 70, 229, 0.1), transparent);
    color: var(--primary-color);
    border-right: 3px solid var(--primary-color);
}

.nav-item i {
    font-size: 18px;
    width: 20px;
}

.premium-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.65rem;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 600;
    margin-left: auto;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.premium-badge i {
    font-size: 0.65rem;
    width: auto;
}

.sidebar-footer {
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
}

/* ===========================
   Main Content
   =========================== */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
}

/* Header */
.header {
    background: var(--bg-primary);
    padding: 20px 32px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    backdrop-filter: blur(10px);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.menu-toggle {
    display: none;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 40px;
    height: 40px;
    font-size: 18px;
    cursor: pointer;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.menu-toggle:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.header-title-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

#pageTitle {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: -0.5px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-light);
}

.breadcrumb i {
    font-size: 12px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-action-btn {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.header-action-btn:hover {
    background: var(--primary-light);
    color: white;
    border-color: var(--primary-light);
    transform: translateY(-2px);
}

.header-action-btn i {
    font-size: 16px;
}

.notification-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-radius: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    cursor: pointer;
}

.user-profile:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
}

.user-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.user-email {
    font-size: 11px;
    color: var(--text-light);
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

/* ===========================
   Pages
   =========================== */
.page {
    padding: 30px;
    display: none;
}

.page.active {
    display: block;
}

/* ===========================
   Cards
   =========================== */
.card {
    background: var(--bg-primary);
    border-radius: 20px;
    padding: 0;
    margin-bottom: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    animation: fadeInUp 0.6s ease backwards;
    animation-delay: 0.6s;
}

.card:hover {
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.card h2 {
    font-size: 22px;
    margin-bottom: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.card-subtitle {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 14px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

/* ===========================
   Welcome Banner
   =========================== */
.welcome-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 35px;
    border-radius: 20px;
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
    animation: fadeInDown 0.6s ease;
}

.welcome-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.welcome-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 250px;
    height: 250px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.welcome-content {
    position: relative;
    z-index: 2;
}

.welcome-content h2 {
    color: white;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    letter-spacing: -0.5px;
}

.welcome-content p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 16px;
    font-weight: 400;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.1);
}

.theme-toggle-btn {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 20px;
    position: relative;
    z-index: 2;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.theme-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: scale(1.1) rotate(15deg);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.theme-toggle-btn:active {
    transform: scale(0.95);
}

/* ===========================
   Stats Grid
   =========================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--bg-primary);
    padding: 26px;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease backwards;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

.stat-card:hover::before {
    left: 100%;
}

.stat-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
    border-color: rgba(102, 126, 234, 0.3);
}

.stat-card.gradient-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    position: relative;
    overflow: hidden;
}

.stat-card.gradient-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.stat-card.gradient-card .stat-label,
.stat-card.gradient-card .stat-value {
    color: white !important;
}

.stat-card.gradient-card .stat-icon {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: white;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    position: relative;
}

.stat-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.stat-card:hover .stat-icon {
    transform: scale(1.1) rotate(-8deg);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.stat-card:hover .stat-icon::after {
    opacity: 1;
}

.stat-icon.primary { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.stat-icon.success { background: linear-gradient(135deg, #10B981, #059669); }
.stat-icon.warning { background: linear-gradient(135deg, #F59E0B, #D97706); }
.stat-icon.info { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }

.stat-trend {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 20px;
}

.stat-trend.up {
    background: var(--success-light);
    color: var(--success-color);
}

.stat-trend i {
    font-size: 11px;
}

.stat-progress {
    flex: 1;
    margin-left: 12px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
}

.progress-bar::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #10B981, #059669, #10B981);
    background-size: 200% 100%;
    border-radius: 10px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4), 0 0 20px rgba(16, 185, 129, 0.3);
    position: relative;
    animation: gradientShift 3s ease infinite;
    min-width: 2px;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.stat-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-card.gradient-card .stat-label {
    color: rgba(255, 255, 255, 0.9) !important;
}

.stat-value {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    letter-spacing: -1px;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="dark"] .stat-value {
    background: linear-gradient(135deg, #F9FAFB, #818CF8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card.gradient-card .stat-value {
    background: white;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.upgrade-btn {
    margin-top: 14px;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    color: white;
    padding: 11px 22px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.upgrade-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.upgrade-btn:hover::before {
    transform: translateX(0);
}

.upgrade-btn:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
}

.upgrade-btn i {
    position: relative;
    z-index: 1;
}

.upgrade-btn span {
    position: relative;
    z-index: 1;
}

/* ===========================
   Quick Actions
   =========================== */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.action-btn {
    padding: 20px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s;
}

.action-btn:hover::before {
    opacity: 0.05;
}

.action-btn:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.action-btn i {
    font-size: 32px;
    color: var(--primary-color);
    transition: transform 0.3s;
    position: relative;
    z-index: 1;
}

.action-btn:hover i {
    transform: scale(1.1);
}

.action-btn span {
    position: relative;
    z-index: 1;
    color: var(--text-primary);
    font-weight: 600;
}

/* ===========================
   Charts Section
   =========================== */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 24px;
    margin-bottom: 30px;
}

.chart-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    animation: fadeInUp 0.6s ease backwards;
    animation-delay: 0.5s;
}

.chart-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 28px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(to right, transparent, rgba(102, 126, 234, 0.02), transparent);
}

.card-header h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-header h3::before {
    content: '';
    width: 4px;
    height: 20px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 4px;
}

.card-actions {
    display: flex;
    gap: 8px;
}

.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #667eea, #764ba2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-icon i {
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.btn-icon:hover {
    border-color: transparent;
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-icon:hover::before {
    opacity: 1;
}

.btn-icon:hover i {
    color: white;
    transform: rotate(180deg);
}

.chart-filter {
    padding: 9px 16px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.chart-filter:hover {
    border-color: var(--primary-color);
    background: var(--bg-primary);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
    transform: translateY(-1px);
}

.chart-filter:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.chart-container {
    padding: 28px;
    min-height: 320px;
    position: relative;
    background: linear-gradient(to bottom, transparent, rgba(102, 126, 234, 0.01));
}

.chart-container canvas {
    max-height: 320px;
    animation: fadeIn 0.8s ease;
}

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

.view-all-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 8px 16px;
    border-radius: 10px;
    background: rgba(102, 126, 234, 0.05);
}

.view-all-link:hover {
    gap: 10px;
    background: rgba(102, 126, 234, 0.1);
    transform: translateX(3px);
}

.view-all-link i {
    transition: transform 0.3s ease;
}

.view-all-link:hover i {
    transform: translateX(3px);
}

/* ===========================
   Quick Actions Mobile
   =========================== */
.quick-actions-mobile {
    display: none;
    background: var(--bg-primary);
    padding: 24px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
}

.quick-actions-mobile h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.quick-action-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.quick-action-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.quick-action-btn:hover::before {
    opacity: 1;
}

.quick-action-btn:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.quick-action-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: white;
    position: relative;
    z-index: 1;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.quick-action-btn:hover .quick-action-icon {
    transform: scale(1.1) rotate(-5deg);
}

.quick-action-icon.primary { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.quick-action-icon.success { background: linear-gradient(135deg, #10B981, #059669); }
.quick-action-icon.warning { background: linear-gradient(135deg, #F59E0B, #D97706); }
.quick-action-icon.info { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }

.quick-action-btn span {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
}

/* ===========================
   Forms
   =========================== */
.verify-form, .settings-form {
    margin-bottom: 30px;
}

.input-group {
    display: flex;
    gap: 10px;
}

.input-lg {
    flex: 1;
    padding: 14px 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
}

.input-lg:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* ===========================
   Buttons
   =========================== */
.btn-primary, .btn-secondary, .btn-danger {
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-size: 16px;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #DC2626);
    color: white;
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(239, 68, 68, 0.3);
}

/* ===========================
   Tables
   =========================== */
.table-container {
    overflow-x: auto;
    padding: 24px 28px;
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    min-width: 900px;
}

/* Wrapper for horizontal scroll */
#historyTable {
    overflow-x: auto;
    max-width: 100%;
}

tbody tr {
    transition: all 0.2s ease;
}

tbody tr:hover {
    background-color: var(--bg-secondary);
    transform: scale(1.01);
}

th, td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-weight: 700;
    color: var(--text-secondary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    background: linear-gradient(to bottom, rgba(102, 126, 234, 0.03), transparent);
    padding: 18px 16px;
}

td {
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
}

.badge {
    padding: 6px 14px;
    border-radius: 14px;
    font-size: 12px;
    font-weight: 700;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.badge-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(5, 150, 105, 0.15));
    color: var(--success-dark);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

[data-theme="dark"] .badge-success {
    background: rgba(34, 197, 94, 0.2);
    color: #86EFAC;
    border: 1px solid rgba(134, 239, 172, 0.3);
}

.badge-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(220, 38, 38, 0.15));
    color: var(--danger-dark);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

[data-theme="dark"] .badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: #FCA5A5;
    border: 1px solid rgba(252, 165, 165, 0.3);
}

.badge-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.15));
    color: var(--warning-dark);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

[data-theme="dark"] .badge-warning {
    background: rgba(251, 191, 36, 0.2);
    color: #FCD34D;
    border: 1px solid rgba(252, 211, 77, 0.3);
}

/* ===========================
   Upload Area
   =========================== */
.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    padding: 60px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.upload-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s;
}

.upload-area:hover::before {
    opacity: 0.03;
}

.upload-area:hover {
    border-color: var(--primary-color);
    transform: scale(1.01);
}

.upload-area i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
    transition: transform 0.3s;
}

.upload-area:hover i {
    transform: scale(1.1) translateY(-5px);
}

.upload-area h3 {
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
    color: var(--text-primary);
}

.upload-area p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

/* ===========================
   Toast Notification
   =========================== */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 16px 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    display: none;
    align-items: center;
    gap: 12px;
    z-index: 2000;
    animation: slideIn 0.3s ease;
    backdrop-filter: blur(10px);
}

.toast.show {
    display: flex;
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.info {
    border-left: 4px solid var(--info-color);
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ===========================
   Empty State
   =========================== */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.empty-state::before {
    content: '📭';
    font-size: 48px;
    opacity: 0.6;
    display: block;
    margin-bottom: 8px;
}

/* ===========================
   Code Example
   =========================== */
.code-example {
    background: var(--code-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    overflow-x: auto;
    border: 1px solid var(--border-color);
}

.code-example pre {
    margin: 0;
    color: var(--code-text);
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
}

/* ===========================
   API Keys List
   =========================== */
.api-keys-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.api-key-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.api-key-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.api-key-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.api-key-title {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 200px;
}

.api-key-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    flex-shrink: 0;
}

.api-key-name h4 {
    margin: 0 0 4px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.api-key-prefix {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 4px 10px;
    border-radius: 6px;
    display: inline-block;
}

.api-key-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 12px;
    padding: 12px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.api-key-stat {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.api-key-stat i {
    color: var(--primary-color);
    font-size: 16px;
}

.api-key-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.api-key-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.api-key-btn {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.api-key-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

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

.api-key-btn-revoke:hover {
    background: #e0a800;
}

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

.api-key-btn-delete:hover {
    background: #dc2626;
}

/* ===========================
   Pricing Grid
   =========================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.pricing-card {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s;
}

.pricing-card:hover::before {
    transform: scaleX(1);
}

.pricing-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.current {
    border-color: var(--primary-color);
    background: var(--bg-secondary);
}

.pricing-card.current::before {
    transform: scaleX(1);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: var(--transition);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .page {
        padding: 20px;
    }
    
    /* Welcome Banner */
    .welcome-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        padding: 20px;
    }
    
    .welcome-content h2 {
        font-size: 22px;
    }
    
    .welcome-content p {
        font-size: 14px;
    }
    
    .theme-toggle-btn {
        align-self: flex-end;
    }
    
    /* Stats Grid */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .stat-card {
        padding: 20px;
    }
    
    .stat-icon {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
    
    .stat-value {
        font-size: 28px;
    }
    
    /* Hide Charts on Mobile */
    .charts-grid {
        display: none !important;
    }
    
    /* Show Mobile Quick Actions */
    .quick-actions-mobile {
        display: block;
    }
    
    /* Card Headers */
    .card-header {
        padding: 16px 20px;
    }
    
    .card-header h3 {
        font-size: 16px;
    }
    
    /* Chart Filter */
    .chart-filter {
        font-size: 12px;
        padding: 6px 10px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    /* Table Scrolling */
    .table-container {
        overflow-x: auto;
    }
}

/* ===========================
   Loading Spinner
   =========================== */
.spinner {
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(5px);
}

.loading-overlay.show {
    display: flex;
}

/* ===========================
   Smooth Animations
   =========================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* ===========================
   Custom Modal Styles
   =========================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9) translateY(-20px);
    transition: transform 0.3s ease;
    border: 1px solid var(--border-color);
}

.modal-overlay.active .modal-container {
    transform: scale(1) translateY(0);
}

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

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.modal-icon {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.modal-icon.success {
    background: var(--success-light);
    color: var(--success-color);
}

.modal-icon.error {
    background: var(--danger-light);
    color: var(--danger-color);
}

.modal-icon.warning {
    background: var(--warning-light);
    color: var(--warning-color);
}

.modal-icon.info {
    background: #DBEAFE;
    color: var(--info-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-height: 60vh;
    overflow-y: auto;
}

.modal-body p {
    margin: 0 0 1rem 0;
}

.modal-body p:last-child {
    margin-bottom: 0;
}

.modal-code {
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--code-text);
    word-break: break-all;
    margin: 1rem 0;
    position: relative;
}

.modal-code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-code-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.modal-copy-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.375rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: background 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

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

.modal-copy-btn.copied {
    background: var(--success-color);
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    background: var(--bg-secondary);
}

.modal-btn {
    padding: 0.625rem 1.25rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.modal-btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

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

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

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

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

/* Dark theme adjustments */
[data-theme="dark"] .modal-overlay {
    background: rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .modal-icon.success {
    background: rgba(16, 185, 129, 0.2);
}

[data-theme="dark"] .modal-icon.error {
    background: rgba(239, 68, 68, 0.2);
}

[data-theme="dark"] .modal-icon.warning {
    background: rgba(245, 158, 11, 0.2);
}

[data-theme="dark"] .modal-icon.info {
    background: rgba(59, 130, 246, 0.2);
}

/* ===========================
   Premium Page Styles
   =========================== */

/* Page Header */
.page-header {
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.page-header-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.page-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
}

.page-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), transparent);
}

.page-icon.primary { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.page-icon.success { background: linear-gradient(135deg, #10B981, #059669); }
.page-icon.warning { background: linear-gradient(135deg, #F59E0B, #D97706); }
.page-icon.info { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }

.page-header-content h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 6px 0;
    letter-spacing: -0.5px;
}

.page-header-content p {
    color: var(--text-secondary);
    font-size: 15px;
    margin: 0;
}

/* Premium Card */
.premium-card {
    background: var(--bg-primary);
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    overflow: hidden;
    margin-bottom: 30px;
    animation: fadeInUp 0.6s ease backwards;
}

.premium-card:hover {
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

.card-body {
    padding: 28px;
}

/* Premium Input */
.input-premium {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 15px;
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: all 0.3s ease;
    font-weight: 500;
}

.input-premium:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.input-premium:disabled {
    background: var(--bg-tertiary);
    cursor: not-allowed;
    opacity: 0.6;
}

.input-premium::placeholder {
    color: var(--text-light);
}

/* Premium Select */
.select-premium {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 15px;
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: all 0.3s ease;
    font-weight: 500;
    cursor: pointer;
}

.select-premium:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

/* Premium Button */
.btn-premium {
    padding: 14px 28px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-premium::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-premium:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.btn-premium:hover::before {
    opacity: 1;
}

.btn-premium:active {
    transform: translateY(-1px);
}

.btn-premium i {
    font-size: 16px;
}

/* Secondary Button Modern */
.btn-secondary-modern {
    padding: 14px 28px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-secondary-modern:hover {
    background: var(--bg-primary);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Modern Input Group */
.input-group-modern {
    display: flex;
    gap: 12px;
    align-items: stretch;
}

.input-wrapper {
    flex: 1;
}

/* Form Label */
.form-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-label i {
    color: var(--primary-color);
}

/* Info Cards Grid */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.info-card {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 28px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.05), transparent);
    transition: left 0.6s ease;
}

.info-card:hover::before {
    left: 100%;
}

.info-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.info-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: white;
    margin: 0 auto 20px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.info-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 10px 0;
}

.info-card p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 0;
    line-height: 1.6;
}

/* Upload Area Premium */
.upload-area-premium {
    border: 3px dashed var(--border-color);
    border-radius: 16px;
    padding: 60px 40px;
    text-align: center;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.02), rgba(118, 75, 162, 0.02));
    position: relative;
}

.upload-area-premium:hover {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    transform: translateY(-3px);
}

.upload-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: white;
    font-size: 36px;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.upload-area-premium h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 10px 0;
}

.upload-area-premium p {
    color: var(--text-secondary);
    font-size: 15px;
    margin: 0 0 24px 0;
}

.upload-info {
    margin-top: 20px;
    padding: 12px 20px;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.upload-info i {
    color: var(--primary-color);
}

/* Filter Section */
.filter-section {
    display: flex;
    gap: 16px;
    padding: 24px 28px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.03), rgba(118, 75, 162, 0.03));
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-label i {
    color: var(--primary-color);
}

.filter-actions {
    display: flex;
    align-items: flex-end;
    gap: 10px;
}

/* Modern Form Styles */
.settings-form-modern {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group-modern {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label-modern {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.form-label-modern i {
    width: 20px;
    color: var(--primary-color);
}

.form-row-modern {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.form-hint {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 4px;
}

/* Code Example Premium */
.code-example-premium {
    background: var(--code-bg);
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08), rgba(118, 75, 162, 0.08));
    border-bottom: 1px solid var(--border-color);
}

.code-lang {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.code-copy-btn {
    padding: 6px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.code-copy-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.code-example-premium pre {
    padding: 20px;
    margin: 0;
    overflow-x: auto;
}

.code-example-premium code {
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.6;
    color: var(--code-text);
}

.api-doc-subtitle {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 20px;
}

/* Badge Info */
.badge-info {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(37, 99, 235, 0.15));
    color: #2563EB;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

[data-theme="dark"] .badge-info {
    background: rgba(59, 130, 246, 0.2);
    color: #93C5FD;
    border: 1px solid rgba(147, 197, 253, 0.3);
}

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

.dropdown-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-primary);
}

.dropdown-toggle:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.dropdown-menu {
    position: absolute;
    right: 0;
    top: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    min-width: 200px;
    z-index: 1000;
    margin-top: 8px;
    overflow: hidden;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 16px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    text-align: left;
}

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

.dropdown-item i {
    width: 16px;
    text-align: center;
}

.dropdown-item.danger {
    color: var(--danger-color);
}

.dropdown-item.danger:hover {
    background: rgba(239, 68, 68, 0.1);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 0;
}

/* Pagination Styles */
.pagination-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 24px;
    padding: 20px 24px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.02), rgba(118, 75, 162, 0.02));
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    flex-wrap: wrap;
    gap: 16px;
}

.pagination-info {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pagination-info i {
    color: var(--primary-color);
}

.pagination-controls {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.pagination-btn {
    padding: 10px 18px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    min-width: 45px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--bg-secondary);
}

.pagination-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border-color: transparent;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.pagination-ellipsis {
    padding: 10px;
    color: var(--text-light);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}

@media (max-width: 768px) {
    .pagination-container {
        flex-direction: column;
        gap: 16px;
    }
    
    .pagination-info {
        width: 100%;
        justify-content: center;
    }
    
    .pagination-controls {
        width: 100%;
        justify-content: center;
    }
}