/* Root Variables */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --danger-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --dark-bg: #0a0e27;
    --glass-bg: rgba(17, 25, 54, 0.75);
    --glass-border: rgba(255, 255, 255, 0.18);
}

/* Modern Body with Gradient Background */
body {
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #0f1419 100%);
    background-attachment: fixed;
    color: #e2e8f0;
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}

/* Animated Background Elements */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 50%);
    animation: rotate 30s linear infinite;
    z-index: 0;
    pointer-events: none;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Enhanced Glass Panel */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37),
                inset 0 1px 0 0 rgba(255, 255, 255, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-panel:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.5),
                inset 0 1px 0 0 rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.25);
}

/* Premium Sidebar */
.sidebar {
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    width: 260px;
    background: linear-gradient(180deg, rgba(17, 25, 54, 0.95) 0%, rgba(10, 14, 39, 0.98) 100%);
    backdrop-filter: blur(20px);
    border-right: 1px solid rgba(102, 126, 234, 0.2);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.3);
    z-index: 100;
}

.sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0.05;
    pointer-events: none;
}

/* Content Wrapper */
.content-wrapper {
    margin-left: 260px;
    padding: 30px;
    min-height: 100vh;
}

/* Stats Cards with Gradient Accents */
.card-stat {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.card-stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.card-stat:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.4);
}

.card-stat:hover::before {
    opacity: 0.15;
}

/* Enhanced Status Badges */
.status-badge {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
}

.status-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}

.bg-success-glass {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.25) 0%, rgba(5, 150, 105, 0.25) 100%);
    color: #6ee7b7;
    border: 1px solid rgba(16, 185, 129, 0.4);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.bg-danger-glass {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.25) 0%, rgba(220, 38, 38, 0.25) 100%);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.4);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

.bg-warning-glass {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.25) 0%, rgba(245, 158, 11, 0.25) 100%);
    color: #fcd34d;
    border: 1px solid rgba(251, 191, 36, 0.4);
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.2);
}

/* Modern Navigation */
.nav-link {
    color: #94a3b8;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 10px;
    margin: 4px 8px;
    position: relative;
    overflow: hidden;
}

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

.nav-link i {
    font-size: 1.1rem;
    transition: transform 0.3s ease;
}

.nav-link:hover, .nav-link.active {
    background: rgba(102, 126, 234, 0.15);
    color: #fff;
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

.nav-link:hover::before, .nav-link.active::before {
    transform: scaleY(1);
}

.nav-link:hover i, .nav-link.active i {
    transform: scale(1.1) rotate(5deg);
}

/* Enhanced Table */
.table-glass {
    color: #e2e8f0;
}

.table-glass th {
    background: rgba(102, 126, 234, 0.1);
    border-color: rgba(255, 255, 255, 0.1);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    padding: 16px;
}

.table-glass td {
    border-color: rgba(255, 255, 255, 0.05);
    padding: 14px;
    vertical-align: middle;
}

.table-glass tbody tr {
    transition: all 0.3s ease;
}

.table-glass tbody tr:hover {
    background: rgba(102, 126, 234, 0.08);
}

/* Modern Buttons */
.btn-primary {
    background: var(--primary-gradient);
    border: none;
    border-radius: 10px;
    padding: 10px 24px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    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, 0.3), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

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

.btn-outline-primary {
    border: 2px solid #667eea;
    color: #667eea;
    background: transparent;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: var(--primary-gradient);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border: none;
    box-shadow: 0 4px 15px rgba(245, 87, 108, 0.4);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245, 87, 108, 0.6);
}

/* Form Controls */
.form-control {
    background: rgba(17, 25, 54, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
    border-radius: 10px;
    padding: 12px 16px;
    transition: all 0.3s ease;
}

.form-control:focus {
    background: rgba(17, 25, 54, 0.8);
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    color: #fff;
}

/* Alert Styles */
.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(5, 150, 105, 0.2) 100%);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #6ee7b7;
    border-radius: 12px;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2) 0%, rgba(220, 38, 38, 0.2) 100%);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    border-radius: 12px;
}

.alert-warning-glass {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2) 0%, rgba(245, 158, 11, 0.2) 100%);
    border: 1px solid rgba(251, 191, 36, 0.3);
    color: #fcd34d;
    border-radius: 12px;
}

/* Modal Enhancements */
.modal-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

.modal-header, .modal-footer {
    border-color: rgba(255, 255, 255, 0.1);
}

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

::-webkit-scrollbar-track {
    background: rgba(17, 25, 54, 0.5);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-gradient);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

/* Mobile Toggle Style */
.sidebar-toggle {
    position: fixed;
    top: 15px;
    right: 15px;
    z-index: 2000;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
    border: none;
    transition: all 0.3s ease;
}

.sidebar-toggle:active {
    transform: scale(0.9);
}

@media (max-width: 991.98px) {
    .sidebar {
        width: 280px;
        left: 0;
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 2100;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }

    .content-wrapper {
        margin-left: 0;
        padding: 80px 15px 30px 15px;
    }

    .glass-panel {
        padding: 1.25rem !important;
    }

    /* Stack buttons on mobile */
    .btn-group-mobile-stack {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .btn-group-mobile-stack .btn {
        width: 100% !important;
        margin: 0 !important;
    }
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 99;
    animation: fadeIn 0.3s ease;
}

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

/* Additional Badge Styles */
.bg-info-glass {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.25) 0%, rgba(37, 99, 235, 0.25) 100%);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.4);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}

/* Role Badges */
.badge-role {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
}

.badge-admin {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.25) 0%, rgba(245, 158, 11, 0.25) 100%);
    color: #fcd34d;
    border: 1px solid rgba(251, 191, 36, 0.4);
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.2);
}

.badge-user {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.25) 0%, rgba(37, 99, 235, 0.25) 100%);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.4);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
}

/* API Key Badge */
.api-key-badge {
    background: rgba(17, 25, 54, 0.8);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.3);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.7rem;
    font-family: 'Courier New', monospace;
    font-weight: 600;
    letter-spacing: 0.5px;
    display: inline-block;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Table Row Hover Effect */
.table-row-hover {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.table-row-hover:hover {
    background: rgba(102, 126, 234, 0.08) !important;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
}

/* Sidebar Components */
.sidebar-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.brand-icon-mini {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(102, 126, 234, 0.3);
}

.user-profile-widget {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
}

.user-profile-widget:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(102, 126, 234, 0.3) !important;
}

.ultra-small {
    font-size: 0.6rem;
    letter-spacing: 0.5px;
}

.tracking-tight {
    letter-spacing: -0.5px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(102, 126, 234, 0.3);
}

/* Empty State */
.empty-state {
    padding: 40px 20px;
}

.empty-state i {
    display: block;
    margin: 0 auto;
}

/* User Avatar */
.user-avatar i {
    display: inline-block;
    transition: transform 0.3s ease;
}

.table-row-hover:hover .user-avatar i {
    transform: scale(1.1);
}

/* Button Group Enhancements */
.btn-group {
    gap: 4px;
}

/* Badge Enhancements */
.badge {
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 16px;
}