/**
 * KEYTRON — Unified Enterprise Design System
 * Modern Glassmorphic Dashboard Styles & Theme Engine
 */

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

:root {
    /* Theme Light Tokens */
    --bg-color: #f8fafc;
    --surface-color: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --card-bg: rgba(255, 255, 255, 0.75);
    --card-border: rgba(226, 232, 240, 0.8);
    --input-bg: #ffffff;
    --input-border: #cbd5e1;
    --sidebar-bg: #ffffff;
    --sidebar-border: #e2e8f0;
    --navbar-bg: rgba(255, 255, 255, 0.8);
    --divider-color: #e2e8f0;
    --table-header-bg: #f1f5f9;
    --table-hover-bg: #f8fafc;

    /* Core Branding Colors */
    --primary: #6366f1; /* Indigo 500 */
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.15);
    
    --secondary: #10b981; /* Emerald 500 */
    --secondary-hover: #059669;
    --secondary-glow: rgba(16, 185, 129, 0.15);

    --info: #0ea5e9; /* Sky 500 */
    --warning: #f59e0b; /* Amber 500 */
    --danger: #ef4444; /* Red 500 */
    --danger-hover: #dc2626;

    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;

    --transition-speed: 0.3s;
    --sidebar-width-expanded: 280px;
    --sidebar-width-collapsed: 80px;
}

[data-theme="dark"] {
    /* Theme Dark Tokens */
    --bg-color: #05070f;
    --surface-color: #0b0f19;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --card-bg: rgba(11, 15, 25, 0.65);
    --card-border: rgba(255, 255, 255, 0.08);
    --input-bg: rgba(255, 255, 255, 0.02);
    --input-border: rgba(255, 255, 255, 0.1);
    --sidebar-bg: #0b0f19;
    --sidebar-border: rgba(255, 255, 255, 0.06);
    --navbar-bg: rgba(5, 7, 15, 0.85);
    --divider-color: rgba(255, 255, 255, 0.08);
    --table-header-bg: rgba(255, 255, 255, 0.03);
    --table-hover-bg: rgba(255, 255, 255, 0.02);
    --primary-glow: rgba(99, 102, 241, 0.25);
    --secondary-glow: rgba(16, 185, 129, 0.25);
}

/* Base resets */
body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background:
        radial-gradient(circle at 20% 10%, rgba(99, 102, 241, 0.18), transparent 32rem),
        radial-gradient(circle at 85% 0%, rgba(16, 185, 129, 0.12), transparent 28rem),
        linear-gradient(135deg, var(--bg-color), var(--surface-color));
    color: var(--text-primary);
    transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
    min-height: 100vh;
    background-attachment: fixed;
}

/* Glassmorphism Styles */
.glass-effect {
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
}

.glass-card {
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.03);
    transition: transform var(--transition-speed) ease, border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.glass-card:hover {
    border-color: rgba(99, 102, 241, 0.2);
    box-shadow: 0 12px 40px 0 rgba(99, 102, 241, 0.06);
}

.glass-panel,
.legal-container,
.upload-area,
.bulk-actions,
.avatar-box {
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    background-color: var(--card-bg) !important;
    border: 1px solid var(--card-border) !important;
}

.card,
.modal-content,
.dropdown-menu,
.list-group-item,
.accordion-item,
.offcanvas,
.toast,
.popover {
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    background-color: var(--card-bg) !important;
    border: 1px solid var(--card-border) !important;
    color: var(--text-primary);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
}

.profile-avatar-xl {
    width: 100px;
    height: 100px;
}

/* Sidebar & Navigation Layout */
#sidebarMenu {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: var(--sidebar-width-expanded);
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    z-index: 1050;
    transition: width var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1), left var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

#sidebarMenu.collapsed {
    width: var(--sidebar-width-collapsed);
}

#sidebarOverlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: none;
    z-index: 1040;
}

/* Main content adjustments */
main {
    margin-top: 76px;
    padding: 24px;
    margin-left: var(--sidebar-width-expanded);
    transition: margin-left var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
}

main.sidebar-collapsed {
    margin-left: var(--sidebar-width-collapsed);
}

@media (max-width: 991px) {
    #sidebarMenu {
        left: calc(-1 * var(--sidebar-width-expanded));
    }
    #sidebarMenu.show {
        left: 0 !important;
        width: var(--sidebar-width-expanded) !important;
    }
    main {
        margin-left: 0 !important;
    }
}

/* Sidebar Elements styling */
.sidebar-logo {
    height: 76px;
    display: flex;
    align-items: center;
    padding: 0 24px;
    border-bottom: 1px solid var(--sidebar-border);
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--text-primary);
    text-decoration: none;
    gap: 12px;
}
.sidebar-logo span {
    color: var(--primary);
}
#sidebarMenu.collapsed .sidebar-logo span.logo-text {
    display: none;
}

.sidebar-nav-container {
    flex-grow: 1;
    overflow-y: auto;
    padding: 20px 12px;
}

.sidebar-nav-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    padding: 10px 16px;
    margin-top: 15px;
}

#sidebarMenu.collapsed .sidebar-nav-label {
    display: none;
}

.nav-links a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    margin-bottom: 4px;
    transition: all 0.2s ease;
    font-weight: 500;
}

.nav-links a:hover {
    background-color: var(--table-header-bg);
    color: var(--primary);
}

.nav-links a.active {
    background-color: var(--primary-glow);
    color: var(--primary) !important;
    font-weight: 600;
}

#sidebarMenu.collapsed .nav-links a {
    justify-content: center;
    padding: 12px 0;
}

#sidebarMenu.collapsed .nav-links a span.nav-text {
    display: none;
}

#sidebarMenu.collapsed .nav-links a i {
    font-size: 1.25rem;
}

.sidebar-footer {
    padding: 20px 12px;
    border-top: 1px solid var(--sidebar-border);
}
#sidebarMenu.collapsed .sidebar-footer .btn-logout-text {
    display: none;
}

/* Header Navbar Styling */
.navbar-custom {
    position: fixed;
    top: 0;
    right: 0;
    left: var(--sidebar-width-expanded);
    height: 76px;
    background-color: var(--navbar-bg);
    backdrop-filter: blur(12px) saturate(180%);
    border-bottom: 1px solid var(--sidebar-border);
    z-index: 1030;
    transition: left var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-custom.sidebar-collapsed {
    left: var(--sidebar-width-collapsed);
}

@media (max-width: 991px) {
    .navbar-custom {
        left: 0 !important;
    }
}

/* Theme Toggle Switch */
.theme-switch-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}
.theme-switch-btn:hover {
    background: var(--table-header-bg);
    border-color: var(--primary);
}

/* Dynamic Toasts Container */
#toast-container-global {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 1090;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.premium-toast {
    backdrop-filter: blur(12px);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-md);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    color: var(--text-primary);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    transform: translateY(100px);
    opacity: 0;
    animation: toastSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes toastSlideIn {
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Premium KPI Cards */
.kpi-card {
    position: relative;
    overflow: hidden;
}

.kpi-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
}

.kpi-card.kpi-secondary::after { background: var(--secondary); }
.kpi-card.kpi-info::after { background: var(--info); }
.kpi-card.kpi-warning::after { background: var(--warning); }
.kpi-card.kpi-danger::after { background: var(--danger); }

.kpi-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: var(--primary-glow);
    color: var(--primary);
}

.kpi-secondary .kpi-icon-wrapper { background: var(--secondary-glow); color: var(--secondary); }
.kpi-info .kpi-icon-wrapper { background: rgba(14, 165, 233, 0.15); color: var(--info); }
.kpi-warning .kpi-icon-wrapper { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.kpi-danger .kpi-icon-wrapper { background: rgba(239, 68, 68, 0.15); color: var(--danger); }

/* Custom Form elements */
.form-label {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.form-control, .form-select {
    background-color: var(--input-bg);
    backdrop-filter: blur(12px) saturate(160%);
    -webkit-backdrop-filter: blur(12px) saturate(160%);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    border-radius: var(--border-radius-md);
    padding: 10px 16px;
    transition: all 0.3s ease;
}

.input-group-text {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-secondary);
}

.btn {
    border-radius: var(--border-radius-md);
    font-weight: 700;
    border-width: 1px;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

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

.btn-custom-primary,
.btn-primary {
    --bs-btn-color: #fff;
    --bs-btn-bg: var(--primary);
    --bs-btn-border-color: var(--primary);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--primary-hover);
    --bs-btn-hover-border-color: var(--primary-hover);
    --bs-btn-active-bg: var(--primary-hover);
    --bs-btn-active-border-color: var(--primary-hover);
    background: linear-gradient(135deg, var(--primary), var(--primary-hover)) !important;
    border-color: transparent !important;
    color: #fff !important;
    box-shadow: 0 10px 24px rgba(99, 102, 241, 0.22);
}

.btn-custom-secondary,
.btn-secondary,
.btn-light,
.btn-outline-secondary {
    background-color: var(--card-bg) !important;
    border-color: var(--card-border) !important;
    color: var(--text-primary) !important;
    backdrop-filter: blur(14px) saturate(170%);
    -webkit-backdrop-filter: blur(14px) saturate(170%);
}

.btn-success {
    --bs-btn-bg: var(--secondary);
    --bs-btn-border-color: var(--secondary);
    --bs-btn-hover-bg: var(--secondary-hover);
    --bs-btn-hover-border-color: var(--secondary-hover);
}

.btn-danger,
.btn-outline-danger:hover {
    --bs-btn-bg: var(--danger);
    --bs-btn-border-color: var(--danger);
    --bs-btn-hover-bg: var(--danger-hover);
    --bs-btn-hover-border-color: var(--danger-hover);
}

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

.form-control:focus, .form-select:focus {
    background-color: var(--input-bg);
    border-color: var(--primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* Skeleton Loading and Shimmers */
.skeleton-loading {
    background: linear-gradient(90deg, var(--divider-color) 25%, var(--table-header-bg) 50%, var(--divider-color) 75%);
    background-size: 200% 100%;
    animation: shimmerLoading 1.5s infinite;
    border-radius: var(--border-radius-sm);
    color: transparent !important;
}

@keyframes shimmerLoading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Styled Table */
.table {
    --bs-table-color: var(--text-primary);
    --bs-table-bg: transparent;
    --bs-table-border-color: var(--card-border);
    --bs-table-striped-bg: rgba(255, 255, 255, 0.025);
    --bs-table-hover-bg: var(--table-hover-bg);
    color: var(--text-primary);
}

.table thead th {
    background-color: var(--table-header-bg);
    color: var(--text-secondary);
    border-bottom: 1px solid var(--card-border);
}

.table-responsive {
    border-radius: var(--border-radius-lg);
}

.custom-table {
    border-collapse: separate;
    border-spacing: 0 8px;
}

.custom-table tr {
    border-radius: var(--border-radius-md);
    transition: background-color 0.2s ease;
}

.custom-table th {
    background-color: var(--table-header-bg);
    color: var(--text-secondary);
    font-weight: 600;
    border: none;
    padding: 16px;
}

.custom-table td {
    background-color: var(--card-bg);
    backdrop-filter: blur(12px) saturate(160%);
    -webkit-backdrop-filter: blur(12px) saturate(160%);
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
    padding: 16px;
    color: var(--text-primary);
    vertical-align: middle;
}

.custom-table td:first-child {
    border-left: 1px solid var(--card-border);
    border-radius: var(--border-radius-md) 0 0 var(--border-radius-md);
}

.custom-table td:last-child {
    border-right: 1px solid var(--card-border);
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

.custom-table tr:hover td {
    background-color: var(--table-hover-bg);
}

/* Badges styling */
.badge-custom {
    padding: 6px 12px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.75rem;
}
.badge-primary { background-color: var(--primary-glow); color: var(--primary); }
.badge-success { background-color: var(--secondary-glow); color: var(--secondary); }
.badge-danger { background-color: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-warning { background-color: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-info { background-color: rgba(14, 165, 233, 0.15); color: var(--info); }

.alert {
    backdrop-filter: blur(14px) saturate(170%);
    -webkit-backdrop-filter: blur(14px) saturate(170%);
    background-color: var(--card-bg) !important;
    border: 1px solid var(--card-border) !important;
    color: var(--text-primary);
    border-radius: var(--border-radius-lg);
}

.alert-success { color: var(--secondary) !important; }
.alert-danger { color: var(--danger) !important; }
.alert-warning { color: var(--warning) !important; }
.alert-info { color: var(--info) !important; }

.pagination,
.premium-pagination {
    gap: 8px;
}

.page-link,
.page-link-modern {
    min-width: 40px;
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--card-bg) !important;
    border: 1px solid var(--card-border) !important;
    color: var(--text-secondary) !important;
    border-radius: var(--border-radius-sm) !important;
    font-weight: 700;
    text-decoration: none;
    backdrop-filter: blur(12px) saturate(160%);
    -webkit-backdrop-filter: blur(12px) saturate(160%);
}

.page-link:hover,
.page-link-modern:hover,
.page-item.active .page-link,
.page-link-modern.active {
    background-color: var(--primary) !important;
    border-color: var(--primary) !important;
    color: #fff !important;
    box-shadow: 0 8px 20px var(--primary-glow);
}

.bg-white,
.bg-light,
.bg-dark,
.bg-secondary,
.bg-transparent {
    background-color: var(--card-bg) !important;
}

.text-white {
    color: var(--text-primary) !important;
}

.text-muted {
    color: var(--text-secondary) !important;
}

.border,
.border-top,
.border-bottom,
.border-start,
.border-end,
.border-secondary {
    border-color: var(--card-border) !important;
}

.rounded-4 {
    border-radius: var(--border-radius-lg) !important;
}

.avatar-box {
    width: 42px;
    height: 42px;
    border-radius: var(--border-radius-sm);
    color: var(--primary);
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.upload-area {
    min-height: 140px;
    border-style: dashed !important;
    border-width: 2px !important;
    border-radius: var(--border-radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--secondary) !important;
    background-color: var(--secondary-glow) !important;
    transform: translateY(-1px);
}

.bulk-actions {
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
}

.legal-container {
    max-width: 840px;
    margin: 80px auto;
    padding: 40px;
    border-radius: var(--border-radius-xl);
    color: var(--text-primary);
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--primary), var(--primary-hover)) !important;
    color: #fff !important;
    border: 0 !important;
    padding: 10px 24px;
    border-radius: var(--border-radius-md);
    text-decoration: none;
    font-weight: 700;
}

/* Sidebar Button Styling for Dynamic Pages */
.nav-links button.sidebar-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    margin-bottom: 4px;
    transition: all 0.2s ease;
    font-weight: 500;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
}

.nav-links button.sidebar-btn:hover {
    background-color: var(--table-header-bg);
    color: var(--primary);
}

.nav-links button.sidebar-btn.active {
    background-color: var(--primary-glow);
    color: var(--primary) !important;
    font-weight: 600;
}

#sidebarMenu.collapsed .nav-links button.sidebar-btn {
    justify-content: center;
    padding: 12px 0;
}

#sidebarMenu.collapsed .nav-links button.sidebar-btn span.nav-text {
    display: none;
}

#sidebarMenu.collapsed .nav-links button.sidebar-btn i {
    font-size: 1.25rem;
}

/* In-Page Navigation / Settings / Tab Buttons */
.nav-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    color: var(--text-secondary);
    background: none;
    border: none;
    border-radius: var(--border-radius-md);
    transition: all 0.2s ease;
    font-weight: 500;
    cursor: pointer;
    font-size: 0.9rem;
    width: 100%;
    text-align: left;
}
.nav-btn:hover {
    background-color: var(--table-header-bg);
    color: var(--primary);
}
.nav-btn.active {
    background-color: var(--primary-glow);
    color: var(--primary) !important;
    font-weight: 600;
}

.py-2\.5 { padding-top: 0.625rem !important; padding-bottom: 0.625rem !important; }
.py-1\.5 { padding-top: 0.375rem !important; padding-bottom: 0.375rem !important; }