:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary: #60a5fa;
    --accent: #0ea5e9;
    --bg-main: #0f172a;
    --card-bg: rgba(255, 255, 255, 0.08);
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --radius-lg: 1rem;
    --radius-md: 0.75rem;
    
    /* Bootstrap Overrides for Dark Mode */
    --bs-body-color: var(--text-main);
    --bs-body-bg: var(--bg-main);
    --bs-secondary-color: var(--text-muted);
    --bs-tertiary-color: rgba(255, 255, 255, 0.5);
    --bs-heading-color: #ffffff;
    --bs-border-color: rgba(255, 255, 255, 0.1);
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Sticky Footer: expand main content wrapper */
body > .container {
    flex: 1 0 auto;
}

/* Force Contrast for common utility classes */
.text-muted {
    color: var(--text-muted) !important;
}

.text-dark {
    color: var(--text-main) !important;
}

.lead {
    color: var(--text-main);
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(at 0% 0%, hsla(220, 100%, 10%, 1) 0, transparent 50%), 
        radial-gradient(at 50% 0%, hsla(215, 80%, 25%, 1) 0, transparent 50%), 
        radial-gradient(at 100% 0%, hsla(210, 90%, 20%, 1) 0, transparent 50%);
    z-index: -10;
    pointer-events: none;
}

/* Glassmorphism utility - Simplified for better performance/stability */
.glass {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Updated Layout Components */
.navbar {
    position: relative;
    background: transparent !important;
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    z-index: 1030;
    isolation: isolate;
}

.navbar::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: -1;
    pointer-events: none;
}

.hover-lift {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2) !important;
}
.text-inherit {
    color: inherit !important;
}

.dropdown-menu {
    z-index: 1050;
    background: rgba(30, 41, 59, 0.95) !important;
    backdrop-filter: blur(10px) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.dropdown-item {
    color: var(--text-main) !important;
}

.dropdown-item:hover {
    background: rgba(255, 255, 255, 0.1) !important;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.025em;
}

.nav-link {
    color: var(--text-main) !important;
    font-weight: 500;
    transition: color 0.2s ease, opacity 0.2s ease;
}

.nav-link:hover {
    color: var(--primary) !important;
    opacity: 0.8;
}

/* Cards - Filter removed to prevent artifacts during animations */
.card {
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    color: var(--text-main);
}

.card:hover {
    transform: scale(1.01);
    box-shadow: var(--shadow-lg);
}

/* Buttons */
.btn {
    border-radius: var(--radius-md);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease, filter 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.39);
    border: none;
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
    background: linear-gradient(135deg, var(--primary-hover), var(--secondary));
    filter: brightness(1.1);
}

.btn-secondary {
    background: linear-gradient(135deg, #0ea5e9, #22d3ee); /* Vibrant cyan/sky blue */
    color: #ffffff !important;
    box-shadow: 0 4px 14px 0 rgba(14, 165, 233, 0.4);
    border: none;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #0284c7, #0ea5e9);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.5);
    filter: brightness(1.1);
    color: #ffffff !important;
}

.btn-outline-danger {
    border: 2px solid #ef4444;
    color: #ef4444;
    background: transparent;
}

.btn-outline-danger:hover {
    background: #ef4444;
    color: white !important;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

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

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

.btn-sm {
    padding: 0.4rem 0.8rem !important;
    font-size: 0.875rem !important;
    line-height: 1.2 !important;
    height: 34px; /* Fixed height for perfect alignment */
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
}

.btn-group .btn {
    margin-left: -2px !important; /* Match border width for perfect overlap */
    border-radius: 0;
    position: relative;
    z-index: 1;
}

.btn-group .btn:first-child {
    margin-left: 0 !important;
    border-top-left-radius: var(--radius-md) !important;
    border-bottom-left-radius: var(--radius-md) !important;
}

.btn-group .btn:last-child {
    border-top-right-radius: var(--radius-md) !important;
    border-bottom-right-radius: var(--radius-md) !important;
}

.btn-group .btn:hover {
    z-index: 2;
}

.btn-delete-card {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.2);
    transition: all 0.2s ease;
    cursor: pointer;
    text-decoration: none;
}

.btn-delete-card:hover {
    background: #ef4444;
    color: white !important;
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.4);
}

/* Glass Management Buttons */
.btn-glass-edit {
    display: flex;
    align-items: center;
    padding: 0.6rem 0.85rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.75rem;
    color: var(--text-main);
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    width: 100%;
    margin-bottom: 0.5rem;
}

.btn-glass-edit:hover {
    background: rgba(255, 255, 255, 0.1) !important;
    border-color: rgba(37, 99, 235, 0.4);
    color: var(--primary) !important;
    transform: translateX(8px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-glass-edit .icon-box {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 0.5rem;
    margin-right: 0.75rem;
    color: var(--primary);
    transition: all 0.2s ease;
}

.btn-glass-edit:hover .icon-box {
    background: var(--primary);
    color: white;
    transform: scale(1.1) rotate(5deg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    letter-spacing: -0.025em;
    color: #ffffff;
}

.fw-600 { font-weight: 600 !important; }
.fw-700 { font-weight: 700 !important; }
.fw-800 { font-weight: 800 !important; }
.fw-900 { font-weight: 900 !important; }

.text-gradient {
    background: linear-gradient(to right, var(--primary), var(--secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Custom list group */
.list-group-item {
    background: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    color: var(--text-main);
}

/* Tables */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-main);
    --bs-table-hover-color: var(--text-main);
    --bs-table-border-color: rgba(255, 255, 255, 0.1);
    --bs-table-hover-bg: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border-color: rgba(255, 255, 255, 0.1);
}

.table thead th {
    background: rgba(255, 255, 255, 0.02);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 1rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.table tbody td {
    padding: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.table-hover tbody tr:hover,
.table-hover tbody tr:hover td {
    background-color: rgba(255, 255, 255, 0.05) !important;
    color: var(--text-main) !important;
}

/* Badges */
.badge.bg-light.text-primary.border {
    background-color: rgba(37, 99, 235, 0.1) !important;
    color: var(--primary) !important;
    border: 1px solid rgba(37, 99, 235, 0.2) !important;
}

/* Ranking & Leaderboard Overhaul */
.ranking-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    color: var(--text-main);
}

.ranking-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    transform: scale(1.02);
    box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.15);
}

.rank-badge {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 800;
    font-size: 0.9rem;
    margin-right: 1.25rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.rank-1 .rank-badge { background: linear-gradient(135deg, #fbbf24, #f59e0b); color: white; box-shadow: 0 0 15px rgba(245, 158, 11, 0.3); }
.rank-1 { border-left: 4px solid #fbbf24 !important; }
.rank-2 .rank-badge { background: linear-gradient(135deg, #94a3b8, #64748b); color: white; }
.rank-2 { border-left: 4px solid #94a3b8 !important; }
.rank-3 .rank-badge { background: linear-gradient(135deg, #b45309, #92400e); color: white; }
.rank-3 { border-left: 4px solid #b45309 !important; }

.player-avatar {
    width: 40px;
    height: 40px;
    border: 2px solid white;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease;
}

.ranking-item:hover .player-avatar {
    transform: scale(1.1);
}

.score-display {
    font-weight: 800;
    color: var(--primary);
    font-size: 1.1rem;
}

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

.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.footer-glass {
    background: rgba(15, 23, 42, 0.4) !important;
    backdrop-filter: blur(20px) saturate(160%) !important;
    -webkit-backdrop-filter: blur(20px) saturate(160%) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.2);
}

.animate-pulse-subtle {
    animation: pulse-subtle 3s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-pulse-subtle-slow {
    animation: pulse-subtle 6s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse-subtle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.02); }
}

.ls--1 { letter-spacing: -1px; }

.hover-primary {
    transition: all 0.2s ease;
}

.hover-primary:hover {
    color: var(--primary) !important;
    transform: translateY(-1px);
}

/* Form Controls & Inputs */
.form-control, .form-select {
    background-color: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    color: var(--text-main) !important;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
    background-color: rgba(255, 255, 255, 0.08) !important;
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 0.25rem rgba(37, 99, 235, 0.25);
    color: #ffffff !important;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.form-label, label {
    color: var(--text-main);
    font-weight: 500;
}

/* Floating Labels */
.form-floating > label {
    color: var(--text-muted);
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--primary) !important;
    opacity: 1;
}

/* Checkboxes & Switches */
.form-check-input {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
}

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

.form-check-input:focus {
    box-shadow: 0 0 0 0.25rem rgba(37, 99, 235, 0.25);
    border-color: var(--primary);
}

/* Select overrides */
select.form-select option {
    background-color: #1e293b;
    color: white;
}

/* Manual Evaluation UI Improvements */
.evaluation-item {
    padding: 1.25rem 1.5rem !important;
    border-radius: 12px !important;
    margin-bottom: 8px;
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.form-switch .form-check-input.eval-checkbox {
    width: 3.5rem !important;
    height: 1.75rem !important;
    cursor: pointer;
}

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

/* Modern Image Upload Component */
.image-upload-wrapper {
    position: relative;
    width: 100%;
}

.image-upload-input {
    display: none !important;
}

.image-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 120px;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(8px);
    border: 2px dashed rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-muted);
    text-align: center;
}

.image-upload-label:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--primary);
    color: var(--text-main);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.3);
}

.image-upload-label i {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    opacity: 0.5;
    transition: all 0.3s ease;
}

.image-upload-label:hover i {
    opacity: 1;
    color: var(--primary);
    transform: scale(1.1);
}

.image-upload-preview-container {
    position: relative;
    width: 100%;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.image-upload-preview {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

.image-upload-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.image-upload-preview-container:hover .image-upload-overlay {
    opacity: 1;
}

.btn-remove-image {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    backdrop-filter: blur(8px);
    transition: all 0.2s ease;
}

.btn-remove-image:hover {
    background: #ef4444;
    color: white !important;
    transform: scale(1.05);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .image-upload-label {
        min-height: 160px;
        padding: 2rem 1rem;
    }
    
    .image-upload-label i {
        font-size: 3rem;
        margin-bottom: 1rem;
    }

    .btn-lg {
        padding: 0.75rem 1.5rem !important;
        font-size: 1rem;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
    }
    
    /* Force pill shape and prevent circular distortion */
    .rounded-pill {
        border-radius: 50rem !important;
        aspect-ratio: auto !important;
        height: auto !important;
        min-width: 0 !important;
    }

    /* Mobile Navbar Polishing */
    .navbar-collapse {
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(15px);
        margin: 0.5rem -1rem -0.5rem -1rem;
        padding: 1.5rem !important;
        border-radius: 0 0 1.5rem 1.5rem;
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-top: none;
        text-align: center;
    }

    .navbar-nav {
        width: 100%;
    }

    .nav-item {
        width: 100%;
        margin-bottom: 0.25rem;
    }

    .navbar-collapse .dropdown-menu {
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.1);
        text-align: center;
        margin-top: 0.5rem;
    }

    .navbar-nav .nav-link, 
    .navbar-nav .dropdown-toggle,
    .navbar-nav .nav-item {
        justify-content: center;
        text-align: center;
    }


    .navbar-toggler {
        border: 1px solid rgba(255, 255, 255, 0.1) !important;
        padding: 0.5rem;
        background: rgba(255, 255, 255, 0.05);
        position: relative;
        z-index: 1060; /* Higher than the collapse menu to ensure closure clicks work */
    }

    /* Glass Container Tweaks */
    .glass.p-5 {
        padding: 1.5rem !important;
    }

    .text-break {
        word-break: break-word !important;
        overflow-wrap: break-word !important;
    }

    .text-primary-light {
        color: #93c5fd !important;
    }
}

/* Quizz Card Modernization - Compact Version */
.quizz-card {
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    background: rgba(30, 41, 59, 0.5) !important;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border-radius: 1.25rem !important;
}

.quizz-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.4) !important;
    background: rgba(30, 41, 59, 0.7) !important;
}

.quizz-card-thumbnail-container {
    width: 64px;
    height: 64px;
    min-width: 64px;
    border-radius: 1rem;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15); /* The 'contour' */
    padding: 6px;
}

.quizz-card-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0.75rem;
}

.btn-delete-card {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    width: 28px;
    height: 28px;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    opacity: 0.6;
}

.quizz-card:hover .btn-delete-card {
    opacity: 1;
}

.btn-delete-card:hover {
    background: #ef4444;
    color: white;
}


/* Animations & Host Dashboard Utilities */
@keyframes pulse-primary {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(37, 99, 235, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

.pulse-primary {
    animation: pulse-primary 2s infinite;
}

.animate-pulse-subtle {
    animation: pulse-opacity 3s infinite ease-in-out;
}

@keyframes pulse-opacity {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.xx-small {
    font-size: 0.65rem;
}

.ls-2 {
    letter-spacing: 0.2em;
}

.ls-1 {
    letter-spacing: 0.1em;
}

.hover-bg-danger-soft:hover {
    background-color: rgba(239, 68, 68, 0.1);
    color: #ef4444 !important;
}

.transition-all {
    transition: all 0.2s ease-in-out;

}

/* Validation Styles */
.validation-summary-errors {
    margin-bottom: 2rem;
    padding: 1.25rem 1.75rem;
    background: rgba(239, 68, 68, 0.1) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(239, 68, 68, 0.3) !important;
    border-radius: var(--radius-md);
    color: #fca5a5;
    box-shadow: 0 8px 32px 0 rgba(239, 68, 68, 0.15);
}

.validation-summary-errors ul {
    margin-bottom: 0;
    padding-left: 0;
    list-style: none;
}

.validation-summary-errors li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.validation-summary-errors li:last-child {
    margin-bottom: 0;
}

.validation-summary-errors li::before {
    content: "\F33A"; /* bi-exclamation-circle */
    font-family: "bootstrap-icons";
    position: absolute;
    left: 0;
    color: #ef4444;
    font-size: 1.1rem;
    top: -1px;
}

.validation-summary-valid {
    display: none;
}

.field-validation-error {
    display: block;
    color: #fca5a5;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    font-weight: 600;
    padding-left: 0.25rem;
    border-left: 2px solid #ef4444 !important;
    padding-left: 0.75rem;
}

.input-validation-error {
    border-color: rgba(239, 68, 68, 0.5) !important;
    background-color: rgba(239, 68, 68, 0.08) !important;
}

.input-validation-error:focus {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 0.25rem rgba(239, 68, 68, 0.25) !important;
}