/* ============================================
   COMPONENTS ADDITIONAL STYLES
   Styles additionnels pour les composants
   ============================================ */

/* ==========================================
   ANIMATIONS
   ========================================== */

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.spin {
    animation: spin 1s linear infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulse {
    animation: pulse 1.5s ease-in-out infinite;
}

/* ==========================================
   HEADER ADDITIONS
   ========================================== */

.notebook-title {
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.notebook-title:hover {
    background: var(--bg-hover);
}

.unsaved-indicator {
    color: var(--color-orange);
    font-size: 8px;
    margin-left: 4px;
    animation: pulse 2s ease-in-out infinite;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-right: var(--spacing-md);
}

.status-text {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.status-text.saved {
    color: var(--color-green);
}

.status-text .material-icons {
    font-size: 14px;
}

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

.notebook-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.notebook-item-content {
    flex: 1;
    min-width: 0;
}

.notebook-item-actions {
    opacity: 0;
    display: flex;
    gap: 4px;
    transition: opacity var(--transition-base);
}

.notebook-item:hover .notebook-item-actions {
    opacity: 1;
}

.notebook-action-btn {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-base);
}

.notebook-action-btn:hover {
    background: var(--bg-hover);
    color: var(--color-red);
}

.notebook-action-btn .material-icons {
    font-size: 18px;
}

/* ==========================================
   NOTEBOOK EDITOR
   ========================================== */

.notebook-toolbar {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.cells-container {
    margin-top: var(--spacing-lg);
}

.cell-placeholder {
    margin-bottom: var(--spacing-md);
}

.cells-empty {
    background: var(--bg-primary);
}

/* ==========================================
   MATERIAL ICONS SUPPORT
   ========================================== */

.material-icons {
    font-family: 'Material Icons';
    font-weight: normal;
    font-style: normal;
    font-size: 24px;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    display: inline-block;
    white-space: nowrap;
    word-wrap: normal;
    direction: ltr;
    -webkit-font-feature-settings: 'liga';
    -webkit-font-smoothing: antialiased;
}

/* Tailles pour Material Icons */
.material-icons.md-18 { font-size: 18px; }
.material-icons.md-24 { font-size: 24px; }
.material-icons.md-36 { font-size: 36px; }
.material-icons.md-48 { font-size: 48px; }

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

@media (max-width: 768px) {
    .notebook-toolbar {
        flex-wrap: wrap;
    }
    
    .status-indicator {
        display: none;
    }
    
    .notebook-item-actions {
        opacity: 1;
    }
}

/* Tous les boutons contenant des Material Icons */
button .material-icons,
.btn .material-icons,
.icon-btn .material-icons,
.toolbar-btn .material-icons,
.btn-new-notebook .material-icons,
.btn-primary .material-icons,
.btn-secondary .material-icons,
.notebook-action-btn .material-icons {
    vertical-align: middle;
    font-size: 18px;
}

/* S'assurer que les boutons avec icônes utilisent flexbox */
.btn-new-notebook,
.toolbar-btn,
.icon-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* Boutons icon-only (sans texte) */
.icon-btn {
    gap: 0;
    justify-content: center;
}