/**
 * Standalone Qwiki - Backup & Export Extension Styles
 */

/* Modal Display */
#modal-backup.open,
#modal-backup.active {
    display: flex !important;
}

/* Modal Card Sizing */
.backup-modal-card {
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Mode Navigation Tabs */
.backup-mode-nav {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    margin: 1rem 0 1.25rem 0;
    padding-bottom: 0.5rem;
}

.backup-nav-tab {
    background: transparent;
    border: none;
    padding: 0.6rem 1.2rem;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.15s ease-in-out;
}

.backup-nav-tab:hover {
    color: var(--text-primary);
    background: rgba(125, 125, 125, 0.1);
}

.backup-nav-tab.active {
    color: #fff;
    background: var(--accent-color, #2563eb);
}

/* Status Banner */
.backup-status-banner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.backup-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(125, 125, 125, 0.2);
    border-top-color: var(--accent-color, #2563eb);
    border-radius: 50%;
    animation: backup-spin 0.8s linear infinite;
}

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

/* Description */
.backup-desc {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.5;
    margin: 0 0 1.25rem 0;
}

/* Summary Grid Cards */
.backup-grid-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.backup-summary-card {
    background: var(--bg-secondary, #f8fafc);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 8px;
    padding: 1rem;
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

.backup-card-icon {
    font-size: 1.75rem;
    line-height: 1;
}

.backup-card-info {
    flex: 1;
}

.backup-card-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.backup-card-metric {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--accent-color, #2563eb);
    margin-bottom: 0.2rem;
}

.backup-card-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Options Box */
.backup-options-box {
    background: var(--bg-secondary, #f8fafc);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 6px;
    padding: 0.85rem 1rem;
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.backup-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.9rem;
    cursor: pointer;
    user-select: none;
}

.backup-action-bar {
    display: flex;
    justify-content: flex-end;
}

.backup-download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    width: 100%;
}

/* Selective Toolbar */
.backup-selective-toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.backup-preset-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.backup-tree-search {
    flex: 1;
    min-width: 200px;
    max-width: 300px;
}

.backup-tree-search input {
    width: 100%;
    padding: 0.4rem 0.65rem;
    font-size: 0.85rem;
}

/* Root Files Box */
.backup-root-files-box {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    background: var(--bg-secondary, #f8fafc);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    margin-bottom: 0.75rem;
}

.backup-tree-item-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.88rem;
    cursor: pointer;
    user-select: none;
}

.backup-size-tag {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: rgba(125, 125, 125, 0.15);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
}

/* Tree View */
.backup-tree-wrapper {
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 6px;
    max-height: 380px;
    min-height: 200px;
    overflow-y: auto;
    background: var(--bg-primary, #ffffff);
    padding: 0.5rem;
}

.backup-tree-empty-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    height: 180px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.backup-tree {
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.88rem;
}

.backup-tree-node {
    margin: 0.15rem 0;
}

.backup-tree-node-row {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.25rem 0.4rem;
    border-radius: 4px;
    transition: background 0.1s ease;
}

.backup-tree-node-row:hover {
    background: var(--bg-secondary, #f1f5f9);
}

.backup-tree-toggle {
    cursor: pointer;
    width: 16px;
    height: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    user-select: none;
    transition: transform 0.15s ease;
}

.backup-tree-toggle.collapsed {
    transform: rotate(-90deg);
}

.backup-tree-checkbox {
    cursor: pointer;
}

.backup-tree-icon {
    font-size: 1rem;
    line-height: 1;
}

.backup-tree-name {
    flex: 1;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.backup-tree-children {
    list-style: none;
    margin: 0 0 0 1.25rem;
    padding: 0;
    border-left: 1px dashed var(--border-color, #cbd5e1);
}

.backup-tree-children.collapsed {
    display: none;
}

/* Subwikis Box */
.backup-subwikis-box {
    margin-top: 0.75rem;
    background: var(--bg-secondary, #f8fafc);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 6px;
    padding: 0.75rem 1rem;
}

.backup-subwikis-header {
    margin-bottom: 0.5rem;
    font-size: 0.88rem;
}

/* Selective Footer */
.backup-selective-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
}

.backup-selection-counter {
    font-size: 0.9rem;
    color: var(--text-primary);
}