/**
 * Veelearn Auto-Save CSS
 * Styles for auto-save indicator and notifications
 */

.auto-save-indicator {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 8px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 9998;
    transition: all 0.3s ease;
}

.save-status {
    font-weight: 600;
    color: #6b7280;
}

.save-status.saved {
    color: #10b981;
}

.save-status.saving {
    color: #667eea;
}

.save-status.save-failed {
    color: #ef4444;
}

.save-status.unsaved-changes {
    color: #f59e0b;
}

.save-timestamp {
    color: #9ca3af;
    font-size: 12px;
}

.save-notification {
    position: fixed;
    top: 80px;
    right: 20px;
    background: #10b981;
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    animation: notificationSlideIn 0.3s ease-out;
}

.save-notification.fade-out {
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.3s ease;
}

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

/* Conflict modal */
.conflict-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10003;
    backdrop-filter: blur(4px);
}

.conflict-content {
    background: white;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    padding: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: conflictModalSlideIn 0.3s ease-out;
}

@keyframes conflictModalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.conflict-content h2 {
    margin: 0 0 12px 0;
    font-size: 20px;
    font-weight: 600;
    color: #991b1b;
}

.conflict-content p {
    margin: 0 0 20px 0;
    color: #6b7280;
    line-height: 1.5;
}

.conflict-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.conflict-btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.conflict-btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.conflict-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.conflict-btn-secondary {
    background: white;
    color: #374151;
    border: 1px solid #d1d5db;
}

.conflict-btn-secondary:hover {
    background: #f3f4f6;
    border-color: #9ca3af;
}

.conflict-btn-tertiary {
    background: #f3f4f6;
    color: #374151;
}

.conflict-btn-tertiary:hover {
    background: #e5e7eb;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .auto-save-indicator {
        background: #1f2937;
        border-color: #4b5563;
    }

    .save-status {
        color: #9ca3af;
    }

    .save-status.saved {
        color: #34d399;
    }

    .save-status.saving {
        color: #818cf8;
    }

    .save-status.save-failed {
        color: #f87171;
    }

    .save-status.unsaved-changes {
        color: #fbbf24;
    }

    .save-timestamp {
        color: #6b7280;
    }

    .conflict-content {
        background: #1f2937;
    }

    .conflict-content h2 {
        color: #fecaca;
    }

    .conflict-content p {
        color: #9ca3af;
    }

    .conflict-btn-secondary {
        background: #374151;
        color: #e5e7eb;
        border-color: #4b5563;
    }

    .conflict-btn-secondary:hover {
        background: #4b5563;
        border-color: #6b7280;
    }

    .conflict-btn-tertiary {
        background: #374151;
        color: #e5e7eb;
    }

    .conflict-btn-tertiary:hover {
        background: #4b5563;
    }
}

/* Responsive design */
@media (max-width: 640px) {
    .auto-save-indicator {
        bottom: 16px;
        right: 16px;
        padding: 6px 12px;
        font-size: 12px;
    }

    .save-notification {
        top: 70px;
        right: 16px;
        padding: 10px 16px;
        font-size: 13px;
    }

    .conflict-content {
        width: 95%;
        margin: 16px;
        padding: 20px;
    }
}