/* IQRO Admin Dashboard Custom Stylesheet */
:root {
    --bg-dark: #090d16;
    --panel-bg: rgba(20, 27, 45, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-glow: rgba(99, 102, 241, 0.15);
    
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
}

body.admin-body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.1) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(236, 72, 153, 0.08) 0px, transparent 50%);
    color: var(--text-primary);
    font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    min-height: 100vh;
    padding-bottom: 3rem;
}

/* Glassmorphism Panel */
.admin-card {
    background: var(--panel-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    padding: 1.75rem;
    margin-bottom: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.admin-card:hover {
    box-shadow: 0 12px 40px 0 rgba(99, 102, 241, 0.12);
    border-color: rgba(99, 102, 241, 0.3);
}

/* Stat Cards */
.stat-card {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.7), rgba(15, 23, 42, 0.8));
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

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

.stat-card.stat-courses::before { background: #6366f1; }
.stat-card.stat-groups::before { background: #3b82f6; }
.stat-card.stat-lessons::before { background: #10b981; }
.stat-card.stat-questions::before { background: #ec4899; }

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px var(--accent-glow);
    border-color: rgba(255, 255, 255, 0.15);
}

.stat-val {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1;
    margin-top: 0.5rem;
    background: linear-gradient(to right, #ffffff, #e2e8f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-icon {
    font-size: 2.5rem;
    opacity: 0.2;
    color: var(--text-primary);
}

/* Sleek Tables */
.table-responsive {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.admin-table {
    width: 100%;
    margin-bottom: 0;
    color: var(--text-primary);
    background-color: transparent;
    border-collapse: collapse;
}

.admin-table th {
    background-color: rgba(15, 23, 42, 0.6);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.admin-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    background-color: rgba(20, 27, 45, 0.3);
    font-size: 0.9rem;
}

.admin-table tr:hover td {
    background-color: rgba(99, 102, 241, 0.05);
}

/* Neon buttons */
.btn-neon {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    border: none;
    color: white;
    font-weight: 600;
    border-radius: 8px;
    padding: 0.6rem 1.5rem;
    box-shadow: 0 4px 14px 0 rgba(99, 102, 241, 0.4);
    transition: all 0.2s ease;
}

.btn-neon:hover {
    background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px 0 rgba(99, 102, 241, 0.6);
    color: white;
}

.btn-neon-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    border: none;
    color: white;
    font-weight: 600;
    border-radius: 8px;
    padding: 0.5rem 1.25rem;
    box-shadow: 0 4px 14px 0 rgba(239, 68, 68, 0.4);
    transition: all 0.2s ease;
}

.btn-neon-danger:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px 0 rgba(239, 68, 68, 0.6);
    color: white;
}

.btn-neon-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    font-weight: 600;
    border-radius: 8px;
    padding: 0.6rem 1.5rem;
    transition: all 0.2s ease;
}

.btn-neon-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
}

.action-btn-group {
    display: flex;
    gap: 0.5rem;
}

/* Beautiful Forms */
.form-glass {
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--border-color);
    color: var(--text-primary) !important;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: all 0.2s ease;
}

.form-glass:focus {
    background: rgba(15, 23, 42, 0.6);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
    color: var(--text-primary);
}

.form-label-neon {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

/* Custom Checkbox/Switch */
.form-check-input-neon {
    background-color: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.2rem;
    cursor: pointer;
}

.form-check-input-neon:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* Navbar overrides */
.navbar-neon {
    background-color: rgba(9, 13, 22, 0.8) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color) !important;
}

.navbar-neon .navbar-brand {
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.navbar-neon .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    transition: color 0.2s ease;
}

.navbar-neon .nav-link:hover, .navbar-neon .nav-link.active {
    color: var(--text-primary) !important;
}

/* Quiz Mapping Checklist styling */
.question-check-card {
    background: rgba(15, 23, 42, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
    transition: all 0.2s ease;
}

.question-check-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    background: rgba(15, 23, 42, 0.5);
}

.question-check-card.checked {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.05);
}

/* Sub-items description text */
.sub-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Tree View Layout Classes */
.tree-node {
    margin-left: 1.5rem;
    position: relative;
}

.tree-node::before {
    content: '';
    position: absolute;
    top: -12px;
    left: -1rem;
    width: 2px;
    height: calc(100% + 12px);
    background: rgba(255, 255, 255, 0.05);
}

.tree-node:last-child::before {
    height: 28px;
}

.tree-node-item {
    position: relative;
    padding-left: 0.5rem;
}

.tree-node-item::before {
    content: '';
    position: absolute;
    top: 16px;
    left: -1rem;
    width: 1rem;
    height: 2px;
    background: rgba(255, 255, 255, 0.05);
}

.course-tree-card {
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.course-tree-header {
    background: rgba(30, 41, 59, 0.3);
    padding: 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background 0.2s ease;
}

.course-tree-header:hover {
    background: rgba(99, 102, 241, 0.05);
}

.group-tree-card {
    background: rgba(20, 27, 45, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 8px;
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.group-tree-header {
    background: rgba(15, 23, 42, 0.2);
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.group-tree-header:hover {
    background: rgba(59, 130, 246, 0.05);
}

.lesson-tree-item {
    background: rgba(9, 13, 22, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.02);
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lesson-tree-item:last-child {
    border-bottom: none;
}

.tree-collapse-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 0.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
}

.tree-collapse-btn.collapsed {
    transform: rotate(-90deg);
}

.text-muted {
    color: rgb(151 190 230 / 75%) !important;
}