/**
 * Strator Gallery - Design Discord-like
 * Palette sombre avec accent violet
 */

/* ============================================
   Variables CSS
   ============================================ */
:root {
    /* Backgrounds */
    --bg-primary: #1e1f22;
    --bg-secondary: #2b2d31;
    --bg-tertiary: #313338;
    --bg-hover: #3f4147;

    /* Borders */
    --border-color: #3f4147;
    --border-subtle: #2e3035;

    /* Text */
    --text-primary: #f2f3f5;
    --text-secondary: #b5bac1;
    --text-muted: #6d6f78;

    /* Accent */
    --accent: #8b5cf6;
    --accent-hover: #a78bfa;
    --accent-glow: rgba(139, 92, 246, 0.3);

    /* Status */
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;

    /* Spacing */
    --nav-height: 64px;
    --container-max: 1400px;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-pill: 50px;
}

/* ============================================
   Reset & Base
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--accent-hover);
}

img {
    max-width: 100%;
    height: auto;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-subtle);
    height: var(--nav-height);
}

.navbar-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-brand img {
    height: 40px;
    width: auto;
    filter: invert(1);
}

.navbar-brand span {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.navbar-search {
    flex: 1;
    max-width: 400px;
}

.search-input {
    width: 100%;
    padding: 0.625rem 1rem;
    padding-left: 2.5rem;
    background: var(--bg-tertiary);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.9375rem;
    transition: all 0.2s;
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--bg-secondary);
}

.search-wrapper {
    position: relative;
}

.search-wrapper::before {
    content: '';
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236d6f78'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z'/%3E%3C/svg%3E") center/contain no-repeat;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--bg-hover);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

/* ============================================
   Filters Section
   ============================================ */
.filters-section {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
    padding: 1rem 0;
}

.filters-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.category-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: var(--radius-pill);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.category-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.category-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    transform: scale(1.02);
}

.category-btn .count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    padding: 0 0.375rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 11px;
    font-size: 0.75rem;
    font-weight: 600;
}

.filter-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.filter-stats {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.filter-stats strong {
    color: var(--text-primary);
}

.filter-selects {
    display: flex;
    gap: 0.75rem;
}

.filter-select {
    padding: 0.5rem 2rem 0.5rem 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236d6f78'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    background-size: 16px;
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent);
}

/* ============================================
   Main Content
   ============================================ */
.main-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 2rem 1.5rem;
    min-height: calc(100vh - var(--nav-height) - 200px);
}

/* ============================================
   Mascots Grid
   ============================================ */
.mascots-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.25rem;
}

@media (max-width: 1200px) {
    .mascots-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 992px) {
    .mascots-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .mascots-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

/* ============================================
   Mascot Card
   ============================================ */
.mascot-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
}

.mascot-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3), 0 0 0 1px var(--accent);
}

.mascot-card.hidden {
    opacity: 0.5;
}

.mascot-card.hidden::after {
    content: 'Masquée';
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
    padding: 0.25rem 0.5rem;
    background: rgba(0, 0, 0, 0.7);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.mascot-image-wrapper {
    position: relative;
    aspect-ratio: 1;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.mascot-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 1rem;
    transition: transform 0.3s ease;
}

.mascot-card:hover .mascot-image {
    transform: scale(1.05);
}

.mascot-category-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.mascot-info {
    padding: 0.875rem;
}

.mascot-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.375rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mascot-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.mascot-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* Admin actions on hover */
.mascot-actions {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 0.75rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    display: flex;
    gap: 0.5rem;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.2s;
}

.mascot-card:hover .mascot-actions {
    opacity: 1;
    transform: translateY(0);
}

.mascot-actions .btn {
    flex: 1;
    padding: 0.375rem 0.5rem;
    font-size: 0.75rem;
}

/* ============================================
   Pagination
   ============================================ */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
    padding: 1rem 0;
}

.page-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
}

.page-btn:hover:not(:disabled) {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--accent);
}

.page-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.page-dots {
    color: var(--text-muted);
    padding: 0 0.25rem;
}

/* ============================================
   Modal
   ============================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    animation: fadeIn 0.2s ease;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
}

.modal-lg {
    max-width: 800px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-subtle);
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.modal-body {
    padding: 1.25rem;
    overflow-y: auto;
}

.modal-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* View Modal */
.view-modal-image {
    width: 100%;
    max-height: 60vh;
    object-fit: contain;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.view-modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.view-modal-desc {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.view-modal-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.copyright-notice {
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    color: var(--text-muted);
    text-align: center;
}

.copyright-notice strong {
    color: var(--warning);
}

/* ============================================
   Forms
   ============================================ */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.625rem 0.875rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.9375rem;
    transition: border-color 0.2s;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* ============================================
   Drop Zone
   ============================================ */
.drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
}

.drop-zone:hover,
.drop-zone.dragover {
    border-color: var(--accent);
    background: rgba(139, 92, 246, 0.05);
}

.drop-zone-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.drop-zone-text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.drop-zone-hint {
    color: var(--text-muted);
    font-size: 0.8125rem;
    margin-top: 0.5rem;
}

/* Upload progress */
.upload-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-top: 0.75rem;
}

.upload-item-name {
    font-size: 0.875rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.upload-item-status {
    font-size: 0.875rem;
}

.upload-item-status.success {
    color: var(--success);
}

.upload-item-status.error {
    color: var(--danger);
}

/* ============================================
   Categories Management
   ============================================ */
.category-form {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.category-form .form-input {
    flex: 1;
}

.category-color-input {
    width: 50px;
    height: 42px;
    padding: 4px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
    cursor: pointer;
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.category-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    cursor: grab;
    transition: all 0.2s;
}

.category-item:active {
    cursor: grabbing;
}

.category-item.dragging {
    opacity: 0.5;
    transform: scale(0.98);
}

.category-item.drag-over {
    border-top: 2px solid var(--accent);
}

.category-item.protected {
    cursor: default;
}

.drag-handle {
    color: var(--text-muted);
    cursor: grab;
}

.category-color {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.category-name {
    flex: 1;
    font-weight: 500;
}

.category-count {
    color: var(--text-muted);
    font-size: 0.8125rem;
}

.category-actions {
    display: flex;
    gap: 0.375rem;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    padding: 2rem 0;
    margin-top: 3rem;
}

.footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    text-align: center;
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.8125rem;
    line-height: 1.6;
}

.footer-text a {
    color: var(--accent);
}

/* ============================================
   Login Page
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #2d1f4e 100%);
    padding: 1.5rem;
}

.login-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo img {
    height: 60px;
    filter: invert(1);
}

.login-title {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.login-error {
    padding: 0.75rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger);
    border-radius: var(--radius-md);
    color: var(--danger);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    display: none;
}

.login-error.visible {
    display: block;
}

/* ============================================
   Toast Notifications
   ============================================ */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
    min-width: 280px;
}

.toast.success {
    border-left: 3px solid var(--success);
}

.toast.error {
    border-left: 3px solid var(--danger);
}

.toast-message {
    flex: 1;
    font-size: 0.9375rem;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
}

/* ============================================
   Empty State
   ============================================ */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state-text {
    color: var(--text-muted);
    font-size: 1.125rem;
}

/* ============================================
   Loading Skeleton
   ============================================ */
.skeleton {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-hover) 50%, var(--bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

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

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .navbar-content {
        padding: 0 1rem;
    }

    .navbar-brand span {
        display: none;
    }

    .navbar-search {
        max-width: none;
    }

    .filters-content {
        padding: 0 1rem;
    }

    .filter-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-selects {
        justify-content: space-between;
    }

    .main-content {
        padding: 1.5rem 1rem;
    }

    .pagination {
        flex-wrap: wrap;
    }

    .modal {
        margin: 0.5rem;
        max-height: calc(100vh - 1rem);
    }

    .category-form {
        flex-wrap: wrap;
    }

    .category-form .form-input {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .navbar-actions .btn span {
        display: none;
    }

    .category-filters {
        justify-content: center;
    }

    .category-btn {
        font-size: 0.8125rem;
        padding: 0.375rem 0.75rem;
    }
}