/* ==========================================
   PICKEENOO PDF READER - STYLE PRINCIPAL
   Charte graphique Pickeenoo
   ========================================== */

:root {
    /* Couleurs Pickeenoo */
    --primary-orange: #FE7137;
    --secondary-blue: #004C95;
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --medium-gray: #666666;
    --dark-gray: #333333;
    --black: #1E1E1E;

    /* Mode nuit */
    --night-bg: #1E1E1E;
    --night-text: #E0E0E0;
    --night-card: #2A2A2A;

    /* Transitions */
    --transition-speed: 300ms;
    --easing: ease-in-out;

    /* Espacements */
    --border-radius: 8px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--light-gray);
}

/* Container principal */
.pdf-reader-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100%;
    background-color: var(--white);
    transition: background-color var(--transition-speed) var(--easing);
}

.pdf-reader-container.night-mode {
    background-color: var(--night-bg);
    color: var(--night-text);
}

/* ==========================================
   TOOLBAR
   ========================================== */

.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background-color: var(--white);
    border-bottom: 1px solid #e0e0e0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 100;
    transition: all var(--transition-speed) var(--easing);
}

.night-mode .toolbar {
    background-color: var(--night-card);
    border-bottom-color: #444;
}

.toolbar-left,
.toolbar-center,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.toolbar-center {
    flex: 1;
    justify-content: center;
}

.toolbar-btn {
    background: none;
    border: none;
    padding: var(--spacing-sm) 12px;
    cursor: pointer;
    border-radius: var(--border-radius);
    color: var(--medium-gray);
    transition: all 0.2s var(--easing);
    font-size: 16px;
}

.toolbar-btn:hover {
    background-color: var(--light-gray);
    color: var(--primary-orange);
}

.night-mode .toolbar-btn {
    color: var(--night-text);
}

.night-mode .toolbar-btn:hover {
    background-color: rgba(254, 113, 55, 0.1);
    color: var(--primary-orange);
}

.toolbar-btn:active {
    transform: scale(0.95);
}

.toolbar-btn.active {
    color: var(--primary-orange);
    background-color: rgba(254, 113, 55, 0.1);
}

.file-name {
    font-weight: 500;
    color: var(--dark-gray);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.night-mode .file-name {
    color: var(--night-text);
}

/* Contrôles de page */
.page-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0 var(--spacing-sm);
}

.page-input {
    width: 50px;
    padding: 6px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    text-align: center;
    font-size: 14px;
    transition: border-color 0.2s;
}

.page-input:focus {
    outline: none;
    border-color: var(--primary-orange);
}

.night-mode .page-input {
    background-color: var(--night-card);
    color: var(--night-text);
    border-color: #444;
}

.page-separator {
    color: var(--medium-gray);
    font-size: 14px;
}

#page-count {
    font-size: 14px;
    color: var(--medium-gray);
    min-width: 30px;
}

/* ==========================================
   SIDEBAR
   ========================================== */

.sidebar {
    position: fixed;
    left: -320px;
    top: 0;
    width: 320px;
    height: 100vh;
    background-color: var(--white);
    border-right: 1px solid #e0e0e0;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.1);
    transition: left var(--transition-speed) var(--easing);
    z-index: 200;
    display: flex;
    flex-direction: column;
}

.sidebar.open {
    left: 0;
}

.night-mode .sidebar {
    background-color: var(--night-card);
    border-right-color: #444;
}

.sidebar-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.night-mode .sidebar-header {
    border-bottom-color: #444;
}

.sidebar-tabs {
    display: flex;
    gap: var(--spacing-sm);
}

.sidebar-tab {
    background: none;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--medium-gray);
    transition: all 0.2s;
    font-size: 14px;
}

.sidebar-tab:hover {
    background-color: var(--light-gray);
}

.sidebar-tab.active {
    background-color: var(--primary-orange);
    color: var(--white);
}

.night-mode .sidebar-tab:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.sidebar-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--medium-gray);
    padding: var(--spacing-xs);
    border-radius: var(--border-radius);
}

.sidebar-close:hover {
    background-color: var(--light-gray);
    color: var(--primary-orange);
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.sidebar-panel {
    display: none;
}

.sidebar-panel.active {
    display: block;
}

/* Marque-pages */
.bookmarks-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.bookmark-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background-color: var(--light-gray);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
}

.bookmark-item:hover {
    background-color: #e8e8e8;
    transform: translateX(4px);
}

.night-mode .bookmark-item {
    background-color: rgba(255, 255, 255, 0.05);
}

.night-mode .bookmark-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.bookmark-page {
    font-weight: 600;
    color: var(--primary-orange);
}

.bookmark-remove {
    background: none;
    border: none;
    color: var(--medium-gray);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    transition: all 0.2s;
}

.bookmark-remove:hover {
    background-color: rgba(255, 0, 0, 0.1);
    color: #ff0000;
}

/* Vignettes */
.thumbnails-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--spacing-md);
}

.thumbnail-item {
    cursor: pointer;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.thumbnail-item:hover {
    border-color: var(--primary-orange);
    transform: scale(1.05);
}

.thumbnail-item.active {
    border-color: var(--primary-orange);
}

.thumbnail-item canvas {
    width: 100%;
    height: auto;
    display: block;
}

.thumbnail-number {
    text-align: center;
    padding: var(--spacing-xs);
    font-size: 12px;
    color: var(--medium-gray);
}

.empty-message {
    text-align: center;
    color: var(--medium-gray);
    padding: var(--spacing-lg);
    font-style: italic;
}

/* ==========================================
   VIEWER PDF
   ========================================== */

.pdf-viewer {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: auto;
    padding: var(--spacing-lg);
    background-color: var(--light-gray);
    transition: background-color var(--transition-speed) var(--easing);
}

.night-mode .pdf-viewer {
    background-color: var(--night-bg);
}

#pdf-canvas {
    max-width: 100%;
    height: auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius);
    background-color: var(--white);
}

.night-mode #pdf-canvas {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

/* Loading */
.loading-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--medium-gray);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--light-gray);
    border-top-color: var(--primary-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Error Message */
.error-message {
    text-align: center;
    padding: var(--spacing-lg);
    max-width: 500px;
}

.error-message i {
    font-size: 48px;
    color: #ff6b6b;
    margin-bottom: var(--spacing-md);
}

.error-message h3 {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-sm);
}

.night-mode .error-message h3 {
    color: var(--night-text);
}

.error-message p {
    color: var(--medium-gray);
    margin-bottom: var(--spacing-md);
}

.btn-primary {
    background-color: var(--primary-orange);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(254, 113, 55, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

/* ==========================================
   SEARCH MODAL
   ========================================== */

.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 100px;
    z-index: 300;
}

.search-modal-content {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.night-mode .search-modal-content {
    background-color: var(--night-card);
}

.search-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid #e0e0e0;
}

.night-mode .search-header {
    border-bottom-color: #444;
}

.search-header h3 {
    margin: 0;
    color: var(--dark-gray);
}

.night-mode .search-header h3 {
    color: var(--night-text);
}

.search-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--medium-gray);
    padding: var(--spacing-xs);
}

.search-close:hover {
    color: var(--primary-orange);
}

.search-input-wrapper {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-bottom: 1px solid #e0e0e0;
}

.night-mode .search-input-wrapper {
    border-bottom-color: #444;
}

.search-input {
    flex: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 14px;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-orange);
}

.night-mode .search-input {
    background-color: var(--night-bg);
    color: var(--night-text);
    border-color: #444;
}

.search-nav-btn {
    background-color: var(--secondary-blue);
    color: var(--white);
    border: none;
    padding: 10px 16px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
}

.search-nav-btn:hover:not(:disabled) {
    opacity: 0.9;
}

.search-nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.search-results {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.search-result-item {
    padding: var(--spacing-md);
    border-bottom: 1px solid #e0e0e0;
    cursor: pointer;
    transition: background-color 0.2s;
}

.search-result-item:hover {
    background-color: var(--light-gray);
}

.night-mode .search-result-item {
    border-bottom-color: #444;
}

.night-mode .search-result-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.search-result-page {
    font-weight: 600;
    color: var(--primary-orange);
    margin-bottom: var(--spacing-xs);
}

.search-result-text {
    color: var(--medium-gray);
    font-size: 14px;
}

/* ==========================================
   RESPONSIVE
   ========================================== */

@media (max-width: 768px) {
    .toolbar {
        padding: var(--spacing-sm);
        flex-wrap: wrap;
    }

    .toolbar-left,
    .toolbar-right {
        flex: 1;
    }

    .toolbar-center {
        order: 3;
        width: 100%;
        margin-top: var(--spacing-sm);
    }

    .file-name {
        font-size: 14px;
        max-width: 120px;
    }

    .toolbar-btn span {
        display: none;
    }

    .sidebar {
        width: 280px;
        left: -280px;
    }

    .sidebar-tab span {
        display: none;
    }

    .pdf-viewer {
        padding: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .toolbar-right .toolbar-btn:not(#toggle-night):not(#toggle-bookmark) {
        display: none;
    }

    .page-controls {
        flex: 1;
        justify-content: center;
    }
}

/* ==========================================
   UTILITIES
   ========================================== */

.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn 0.3s ease-in;
}

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

/* Scrollbar personnalisée */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--medium-gray);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-orange);
}

.night-mode ::-webkit-scrollbar-track {
    background: var(--night-bg);
}

.night-mode ::-webkit-scrollbar-thumb {
    background: #555;
}