:root {
    --glass-bg: rgba(255, 255, 255, 0.85);
    /* Increased opacity for light mode visibility */
    --glass-border: rgba(0, 0, 0, 0.05);
    /* Darker border for light mode */
    --glass-blur: blur(16px);
    --primary-gradient: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    --shadow-soft: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 20px 40px -12px rgba(13, 110, 253, 0.15);
    --radius-lg: 16px;
    --radius-xl: 24px;
    --font-ui: 'Inter', system-ui, -apple-system, sans-serif;
    --transition_subtle: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);

    /* Adaptive Text Colors */
    --text-main: #212529;
    --text-muted: #6c757d;
    --bg-body: #f8f9fa;
    --bg-surface: #ffffff;
    --border-color: rgba(0, 0, 0, 0.08);
    /* Plus visible en light mode */
}

/* Dark Mode Overrides */
[data-bs-theme="dark"] {
    --glass-bg: rgba(22, 22, 26, 0.85);
    /* Plus sombre pour le contraste text */
    --glass-border: rgba(255, 255, 255, 0.08);
    --shadow-soft: 0 10px 30px -10px rgba(0, 0, 0, 0.5);

    --text-main: #e9ecef;
    /* Blanc cassé pour lisibilité */
    --text-muted: #adb5bd;
    --bg-body: #0f1115;
    --bg-surface: #1e1e24;
    --border-color: rgba(255, 255, 255, 0.1);
}

/* Base Improvements */
body {
    background-color: var(--bg-body);
    color: var(--text-main);
}

[data-bs-theme="dark"] body {
    background-color: var(--bg-body);
}

/* --- ADAPTIVE UTILITIES --- */
.text-adaptive {
    color: var(--text-main) !important;
}

/* --- GLASSMORPHISM COMPONENTS --- */

/* Navbar Glass Effect */
.navbar-glass {
    background: var(--glass-bg) !important;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    transition: var(--transition_subtle);
}

/* Adaptive Navbar Links */
.navbar-glass .nav-link,
.navbar-glass .navbar-brand,
.navbar-glass .btn-link,
.navbar-glass i {
    color: var(--text-main) !important;
}

.navbar-glass .nav-link:hover,
.navbar-glass .navbar-brand:hover {
    color: #0d6efd !important;
}

/* Cards */
.card-modern {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    transition: var(--transition_subtle);
    overflow: hidden;
    color: var(--text-main);
}

[data-bs-theme="dark"] .card-modern {
    background: var(--bg-surface);
    border-color: var(--border-color);
}

.card-modern:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

/* Buttons */
.btn-modern-primary {
    background: var(--primary-gradient);
    border: none;
    border-radius: 12px;
    padding: 0.6rem 1.4rem;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(13, 110, 253, 0.3);
    transition: var(--transition_subtle);
    color: white !important;
}

.btn-modern-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 6px 20px rgba(13, 110, 253, 0.4);
    color: white !important;
}

.btn-modern-primary:active {
    transform: scale(0.98);
}

/* --- MOBILE BOTTOM NAV "ISLAND" --- */
@media (max-width: 767.98px) {
    .navbar-bottom {
        background: var(--glass-bg) !important;
        backdrop-filter: var(--glass-blur);
        -webkit-backdrop-filter: var(--glass-blur);
        border-top: 1px solid var(--border-color);
        box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.05);
    }
}

/* --- TOASTS (BUBBLES) --- */
.toast-bubble {
    border: none;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    color: var(--text-main);
}

/* --- FOOTER --- */
.footer-modern {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    padding-top: 4rem;
    padding-bottom: 2rem;
    color: var(--text-main);
}

[data-bs-theme="dark"] .footer-modern {
    background: var(--bg-surface);
    border-top-color: var(--border-color);
}

/* Footer Links Adaptive */
.footer-modern a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-modern a:hover {
    color: #0d6efd;
}

.footer-modern h5 {
    color: var(--text-main);
}

/* --- UTILITIES --- */
.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- TEXT UTILITIES --- */
.text-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.5;
    max-height: 3em;
}

/* --- MOBILE HORIZONTAL SCROLL (Carousel) --- */
@media (max-width: 767.98px) {
    .mobile-scroll-container {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        gap: 1rem;
        padding-bottom: 1rem;
        -webkit-overflow-scrolling: touch;
        margin-right: -0.75rem;
        margin-left: -0.75rem;
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .mobile-scroll-container::-webkit-scrollbar {
        display: none;
    }

    .mobile-scroll-container {
        -ms-overflow-style: none;
        scrollbar-width: none;
    }

    .mobile-scroll-item {
        flex: 0 0 85%;
        scroll-snap-align: center;
    }
}

.bg-alternate { background-color: var(--bg-alternate) !important; }

/* --- ADAPTIVE BACKGROUNDS --- */
.bg-surface {
    background-color: var(--bg-surface) !important;
    transition: background-color 0.3s ease;
}

.bg-surface-secondary {
    background-color: var(--bg-body) !important;
}

/* Fix specific Bootstrap utility overrides for Dark Mode */
[data-bs-theme="dark"] .bg-white {
    background-color: var(--bg-surface) !important;
    color: var(--text-main) !important;
}

[data-bs-theme="dark"] .bg-light {
    background-color: rgba(255, 255, 255, 0.05) !important;
    color: var(--text-main) !important;
}

[data-bs-theme="dark"] .text-dark {
    color: var(--text-main) !important;
}

[data-bs-theme="dark"] .border-bottom,
[data-bs-theme="dark"] .border-top,
[data-bs-theme="dark"] .border {
    border-color: var(--border-color) !important;
}

/* Fix Vote Buttons in Dark Mode */
[data-bs-theme="dark"] .btn-light {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}
[data-bs-theme="dark"] .btn-light:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

/* Fix form controls in dark mode (Comment input) */
[data-bs-theme="dark"] .form-control {
    background-color: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.1);
    color: var(--text-main);
}
[data-bs-theme="dark"] .form-control::placeholder {
    color: var(--text-muted);
}