/* Variables */
:root {
    /* Couleurs principales */
    --color-bg: #1a1716;
    --color-bg-alt: #231f1d;
    --color-text: #e6d5c5;
    --color-text-muted: #a18d7a;
    --color-primary: #d4846a;
    --color-primary-hover: #e6977c;
    --color-accent: #8b4b45;
    --color-border: #382f2a;
    
    /* Alertes */
    --color-error: #ff6b6b;
    --color-success: #51cf66;
    
    /* Espacements */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    
    /* Bordures */
    --border-radius: 4px;
}

/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation */
header {
    background-color: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) var(--spacing-lg);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.nav-brand a {
    color: var(--color-primary);
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
}

/* Navigation */
.nav-link, 
button.nav-link {
    color: var(--color-text);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: background-color 0.3s ease;
    font: inherit; /* Pour que le bouton utilise la même police */
    border: none;
    background: none;
    cursor: pointer;
    display: inline-block;
}

.nav-link:hover,
button.nav-link:hover {
    background-color: var(--color-border);
}

/* Main content */
main {
    flex: 1;
    padding: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Cards */
.card {
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-muted);
}

input[type="text"],
input[type="password"],
textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    color: var(--color-text);
}

input[type="text"]:focus,
input[type="password"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-primary);
    color: var(--color-text);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

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

.btn-secondary {
    background-color: var(--color-border);
}

.btn-secondary:hover {
    background-color: var(--color-text-muted);
}

/* Alerts */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.alert-error {
    background-color: var(--color-error);
    color: white;
}

.alert-success {
    background-color: var(--color-success);
    color: white;
}

/* File list */
.file-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.file-item {
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
}

.file-preview {
    aspect-ratio: 16/9;
    background-color: var(--color-bg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.file-preview img,
.file-preview video {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.file-info {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Footer */
footer {
    background-color: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--color-text-muted);
}

/* Zone d'upload */
.upload-zone {
    position: relative;
    border: 2px dashed var(--color-border);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.upload-zone:hover {
    border-color: var(--color-primary);
}

.upload-zone-active {
    border-color: var(--color-primary);
    background-color: rgba(212, 132, 106, 0.1);
}

.file-input {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    cursor: pointer;
}

.upload-content {
    pointer-events: none;
}

.upload-icon {
    margin-bottom: 1rem;
}

.upload-icon svg {
    stroke: var(--color-text-muted);
    margin: 0 auto;
}

.upload-text {
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.upload-text-sub {
    font-size: 0.9em;
    color: var(--color-text-muted);
}

.upload-limit {
    font-size: 0.8em;
    color: var(--color-text-muted);
}

/* Liste des fichiers */
.file-list {
    margin-top: 1rem;
}

.file-item {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 0.5rem;
}

.file-item-content {
    display: grid;
    gap: 0.5rem;
}

.file-item-name {
    font-weight: 500;
    word-break: break-all;
}

.file-item-size {
    color: var(--color-text-muted);
    font-size: 0.9em;
}

.file-item-progress {
    height: 4px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--color-primary);
    width: 0;
    transition: width 0.3s ease;
}

.file-item-error {
    border-color: var(--color-error);
}

.file-item-error .file-item-error-message {
    color: var(--color-error);
    font-size: 0.9em;
}

.file-item-success {
    border-color: var(--color-success);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    main {
        padding: var(--spacing-md);
    }
    
    .file-list {
        grid-template-columns: 1fr;
    }
}

/* Styles pour la modale */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(4px);
}

.modal-container {
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    width: 100%;
    max-width: 500px;
    margin: 1rem;
    animation: modalAppear 0.3s ease-out;
}

@keyframes modalAppear {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Styles spécifiques à la page d'administration */
.admin-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.admin-container h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.help-text {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

.preview-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg);
    color: var(--color-text-muted);
    font-size: 2rem;
    font-weight: bold;
}

.file-name {
    font-weight: bold;
    word-break: break-all;
}

.file-meta {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin: var(--spacing-xs) 0;
}

.file-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}


/* Styles pour la pagination et l'affichage des fichiers */
.files-header {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-muted);
}

.files-count {
    font-size: 0.9rem;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xs);
    margin: var(--spacing-lg) auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    max-width: 100%;
}

.pagination-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    height: 2rem;
    padding: 0 0.5rem;
    color: var(--color-text);
    text-decoration: none;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: all 0.2s ease;
    white-space: nowrap;
    font-size: 0.9rem;
}

.pagination-link:hover {
    background-color: var(--color-border);
}

.pagination-active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text);
}

.pagination-ellipsis {
    color: var(--color-text-muted);
    padding: 0 0.25rem;
    user-select: none;
}

/* Bouton de suppression */
.btn-danger {
    background-color: var(--color-accent);
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    line-height: 1;
}

.btn-danger:hover {
    background-color: #a85651;
}

/* Boîte de dialogue de confirmation */
.confirmation-dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    max-width: 400px;
    width: 90%;
    z-index: 1000;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.confirmation-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.confirmation-dialog h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.confirmation-dialog p {
    margin-bottom: var(--spacing-lg);
}

.confirmation-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.confirmation-actions .btn {
    min-width: 100px;
    padding: var(--spacing-sm) var(--spacing-md);
}

/* Responsive */
@media (max-width: 768px) {
    .pagination {
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }

    .pagination-link {
        min-width: 2.25rem;
        height: 2.25rem;
        padding: 0 var(--spacing-sm);
        font-size: 0.9rem;
    }

    .file-actions {
        flex-wrap: wrap;
    }

    .btn-danger {
        width: 100%;
    }
}

/* Styles de notification */
.notification {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background-color: var(--color-success);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    animation: slideIn 0.3s ease-out, fadeOut 0.3s ease-in 2.7s forwards;
    z-index: 1000;
    pointer-events: none;
}

.notification.error {
    background-color: var(--color-error);
}

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

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

.share-container {
    max-width: 800px;
    margin: 0 auto;
}

.share-container h1 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    word-break: break-all;
}

.file-meta {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
}

.preview-container {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.preview-content {
    max-width: 100%;
    max-height: 600px;
}

.text-preview {
    width: 100%;
    max-height: 600px;
    overflow: auto;
    padding: var(--spacing-md);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: monospace;
    white-space: pre-wrap;
}

.no-preview {
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--color-text-muted);
}

.extension-badge {
    background-color: var(--color-bg-alt);
    color: var(--color-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: var(--spacing-md);
}

.share-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.share-link {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.input-group {
    display: flex;
    gap: var(--spacing-sm);
}

.input-group input {
    flex: 1;
}

/* Styles responsifs */
@media (max-width: 768px) {
    .input-group {
        flex-direction: column;
    }
    
    .input-group .btn {
        width: 100%;
    }
}

/* Animation de notification */
.notification {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background-color: var(--color-success);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    animation: slideIn 0.3s ease-out, fadeOut 0.3s ease-in 2.7s forwards;
    z-index: 1000;
}

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

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}