/* ===== LA BOITE A MEME — GLASS DESIGN SYSTEM (dark) ===== */

:root {
    --glass-bg-deep: #050508;
    --glass-bg-base: #0a0c12;
    --glass-surface: rgba(255, 255, 255, 0.06);
    --glass-surface-elevated: rgba(255, 255, 255, 0.09);
    --glass-surface-hover: rgba(255, 255, 255, 0.12);
    --glass-border: rgba(135, 206, 235, 0.18);
    --glass-border-subtle: rgba(255, 255, 255, 0.08);
    --glass-blur: 16px;
    --glass-blur-strong: 24px;
    --glass-radius: 16px;
    --glass-radius-sm: 12px;
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
    --glass-glow: 0 0 40px rgba(135, 206, 235, 0.12);
    --bottom-nav-height: 64px;
    --dark-bg: var(--glass-bg-deep);
    --dark-surface: rgba(15, 18, 28, 0.85);
    --dark-card: var(--glass-surface-elevated);
    --border-light: 1px solid var(--glass-border-subtle);
    --border-glow: 1px solid var(--glass-border);
}

/* Fond ambient + blobs */
body.glass-theme {
    background: linear-gradient(165deg, #0a0e18 0%, var(--glass-bg-deep) 45%, #0d1528 100%);
    color: var(--text-primary);
    min-height: 100dvh;
}

body.glass-theme::before {
    background:
        radial-gradient(ellipse 80% 50% at 15% 10%, rgba(135, 206, 235, 0.14) 0%, transparent 55%),
        radial-gradient(ellipse 60% 40% at 85% 20%, rgba(70, 130, 180, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse 50% 35% at 50% 90%, rgba(30, 58, 138, 0.1) 0%, transparent 55%);
}

body.glass-theme::after {
    opacity: 0.4;
}

body.glass-theme.has-bottom-nav {
    padding-bottom: calc(var(--bottom-nav-height) + env(safe-area-inset-bottom, 0px));
}

/* Utilitaire glass */
.glass-panel {
    background: var(--glass-surface);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border-subtle);
    border-radius: var(--glass-radius);
    box-shadow: var(--glass-shadow);
}

/* ===== TOP NAV (desktop + mobile header) ===== */
body.glass-theme .navbar {
    background: rgba(8, 10, 16, 0.72);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border-bottom: 1px solid var(--glass-border-subtle);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

body.glass-theme .nav-link {
    border-radius: 10px;
    padding: 0.45rem 0.85rem;
    transition: background 0.2s ease, color 0.2s ease;
}

body.glass-theme .nav-link:hover,
body.glass-theme .nav-link.active {
    background: var(--glass-surface-hover);
    color: var(--primary-blue);
}

body.glass-theme .search-container {
    background: rgba(8, 10, 16, 0.9);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border-subtle);
}

body.glass-theme .search-box input {
    background: var(--glass-surface);
    border: 1px solid var(--glass-border-subtle);
    border-radius: var(--glass-radius-sm);
    color: var(--text-primary);
}

body.glass-theme .discord-connect,
body.glass-theme .search-btn {
    background: var(--glass-surface);
    border: 1px solid var(--glass-border-subtle);
    border-radius: var(--glass-radius-sm);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

body.glass-theme .discord-connect:hover,
body.glass-theme .search-btn:hover {
    background: var(--glass-surface-hover);
    border-color: var(--glass-border);
    box-shadow: var(--glass-glow);
}

/* ===== BOTTOM NAV (mobile app-style) ===== */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    height: calc(var(--bottom-nav-height) + env(safe-area-inset-bottom, 0px));
    padding-bottom: env(safe-area-inset-bottom, 0px);
    background: rgba(8, 10, 16, 0.82);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border-top: 1px solid var(--glass-border-subtle);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.35);
}

.mobile-bottom-nav__inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    height: var(--bottom-nav-height);
    max-width: 520px;
    margin: 0 auto;
}

.mobile-bottom-nav__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.68rem;
    font-weight: 500;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0.35rem;
    transition: color 0.2s ease, transform 0.15s ease;
    -webkit-tap-highlight-color: transparent;
}

.mobile-bottom-nav__item i {
    font-size: 1.25rem;
    line-height: 1;
}

.mobile-bottom-nav__item.is-active {
    color: var(--primary-blue);
}

.mobile-bottom-nav__item:active {
    transform: scale(0.94);
}

@media (max-width: 900px) {
    body.glass-theme .mobile-bottom-nav {
        display: block;
    }

    body.glass-theme .nav-menu,
    body.glass-theme .menu-toggle,
    body.glass-theme .mobile-menu {
        display: none !important;
    }

    body.glass-theme .nav-container {
        height: 56px;
        padding: 0 12px;
    }

    body.glass-theme .brand-text {
        font-size: 0.95rem;
    }

    body.glass-theme .discord-connect .discord-text {
        display: none !important;
    }

    body.glass-theme .discord-connect {
        padding: 0.5rem 0.65rem;
    }

    body.glass-theme .memes-container {
        padding: 0 10px;
    }

    body.glass-theme .category-page {
        padding-top: 64px;
    }

    body.glass-theme .categories-page {
        padding-bottom: calc(var(--bottom-nav-height) + 16px);
    }

    body.glass-theme #cookieBanner {
        bottom: calc(var(--bottom-nav-height) + 12px + env(safe-area-inset-bottom, 0px));
    }
}

/* ===== GRILLE MEMES ===== */
body.glass-theme .memes-grid {
    display: grid;
    gap: 10px;
    width: 100%;
}

/* Desktop */
@media (min-width: 1201px) {
    body.glass-theme .memes-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 16px;
    }
}

@media (min-width: 901px) and (max-width: 1200px) {
    body.glass-theme .memes-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 14px;
    }
}

@media (min-width: 901px) and (max-width: 1100px) {
    body.glass-theme .memes-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Mobile : 2 colonnes par defaut */
@media (max-width: 900px) {
    body.glass-theme .memes-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 8px;
    }

    body.glass-theme .memes-grid.memes-grid--compact {
        grid-template-columns: repeat(4, 1fr) !important;
        gap: 5px;
    }

    body.glass-theme .memes-grid.memes-grid--compact .meme-card .meme-header,
    body.glass-theme .memes-grid.memes-grid--compact .meme-card .meme-actions,
    body.glass-theme .memes-grid.memes-grid--compact .meme-card .meme-title {
        display: none;
    }

    body.glass-theme .memes-grid.memes-grid--compact .meme-card .meme-content {
        padding: 0;
    }

    body.glass-theme .memes-grid.memes-grid--compact .meme-image-container {
        margin: 0;
        border-radius: 10px;
        aspect-ratio: 1;
    }

    body.glass-theme .memes-grid.memes-grid--compact .meme-card {
        border-radius: 10px;
    }
}

/* Toggle densite grille */
.grid-density-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--glass-radius-sm);
    border: 1px solid var(--glass-border-subtle);
    background: var(--glass-surface);
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.grid-density-toggle:hover,
.grid-density-toggle.is-compact {
    background: var(--glass-surface-hover);
    border-color: var(--glass-border);
    color: var(--primary-blue);
}

@media (min-width: 901px) {
    .grid-density-toggle {
        display: none;
    }
}

/* ===== CARTES MEME GLASS ===== */
body.glass-theme .meme-card {
    background: var(--glass-surface);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border-subtle);
    border-radius: var(--glass-radius);
    overflow: hidden;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

body.glass-theme .meme-card:hover {
    transform: translateY(-3px);
    border-color: var(--glass-border);
    box-shadow: var(--glass-glow), var(--glass-shadow);
}

body.glass-theme .meme-card .meme-image-container {
    border-radius: var(--glass-radius-sm);
    overflow: hidden;
}

@media (max-width: 900px) {
    body.glass-theme .meme-card .meme-header {
        padding: 0.5rem 0.6rem 0.25rem;
    }

    body.glass-theme .meme-card .meme-title {
        font-size: 0.78rem;
        line-height: 1.25;
        margin-bottom: 0.35rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    body.glass-theme .meme-card .user-avatar-img {
        width: 28px;
        height: 28px;
    }

    body.glass-theme .meme-card .username {
        font-size: 0.72rem;
    }

    body.glass-theme .meme-card .post-time {
        font-size: 0.65rem;
    }

    body.glass-theme .meme-card .meme-actions {
        padding: 0.35rem 0.5rem 0.5rem;
    }

    body.glass-theme .meme-card .action-btn {
        font-size: 0.72rem;
        padding: 0.25rem 0.4rem;
    }
}

/* ===== CATEGORIES ===== */
body.glass-theme .category-card,
body.glass-theme .categories-grid .category-item {
    background: var(--glass-surface);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border-subtle);
    border-radius: var(--glass-radius);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

body.glass-theme .category-card:hover,
body.glass-theme .categories-grid .category-item:hover {
    border-color: var(--glass-border);
    box-shadow: var(--glass-glow);
    transform: translateY(-4px);
}

@media (max-width: 900px) {
    body.glass-theme .categories-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px;
    }
}

/* ===== MODALS ===== */
body.glass-theme .meme-modal .modal-content,
body.glass-theme .submission-modal-content {
    background: rgba(12, 14, 22, 0.88);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--glass-shadow), var(--glass-glow);
}

body.glass-theme .meme-modal .modal-overlay,
body.glass-theme .submission-modal {
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

@media (max-width: 900px) {
    body.glass-theme .meme-modal .modal-content {
        max-height: calc(100dvh - var(--bottom-nav-height) - 24px);
        margin-bottom: calc(var(--bottom-nav-height) + 8px);
    }
}

/* ===== BOUTONS & FORMULAIRES ===== */
body.glass-theme .btn-primary,
body.glass-theme .action-btn.like-btn.liked {
    background: linear-gradient(135deg, rgba(135, 206, 235, 0.9), rgba(70, 130, 180, 0.95));
    border: 1px solid rgba(135, 206, 235, 0.35);
    box-shadow: 0 4px 16px rgba(70, 130, 180, 0.25);
}

body.glass-theme .btn-secondary,
body.glass-theme .filter-widget-btn,
body.glass-theme .sort-options select {
    background: var(--glass-surface);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border-subtle);
    color: var(--text-primary);
    border-radius: var(--glass-radius-sm);
}

body.glass-theme .form-input,
body.glass-theme .form-select,
body.glass-theme .form-textarea,
body.glass-theme .filter-search {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border-subtle);
    border-radius: var(--glass-radius-sm);
    color: var(--text-primary);
}

body.glass-theme .form-input:focus,
body.glass-theme .form-select:focus,
body.glass-theme .form-textarea:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(135, 206, 235, 0.15);
}

/* ===== HERO & SECTIONS ===== */
body.glass-theme .hero-section {
    background: transparent;
}

body.glass-theme .section-header h2,
body.glass-theme .category-title {
    text-shadow: 0 0 24px rgba(135, 206, 235, 0.15);
}

/* ===== GUIDELINES / 404 ===== */
body.glass-theme .guidelines-content,
body.glass-theme .error-container {
    background: var(--glass-surface);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border-subtle);
    border-radius: var(--glass-radius);
    padding: 2rem;
}

/* ===== FILTRES GLASS ===== */
body.glass-theme .filter-widget-panel {
    background: rgba(12, 14, 22, 0.92);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border: 1px solid var(--glass-border);
}

body.glass-theme .meta-chip {
    background: var(--glass-surface);
    border: 1px solid var(--glass-border-subtle);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

/* ===== ACCESSIBILITE + PERF ===== */
@media (prefers-reduced-motion: reduce) {
    body.glass-theme .meme-card,
    body.glass-theme .category-card,
    body.glass-theme .mobile-bottom-nav__item {
        transition: none;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}