/* ================================
   DOWNLOADS PAGE - REDESIGNED
   Aligned with design system
   ================================ */

/* Platform Detection Card - Minimal Style */
.platform-detection-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-primary);
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    transition: all var(--transition-base);
}

/* Subtle accent on hover */
.platform-detection-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.05);
}

.platform-info {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
}

/* Platform Icon - Using SVG instead of emoji */
.platform-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

.platform-icon svg {
    width: 24px;
    height: 24px;
    fill: var(--color-text-secondary);
}

.platform-details h3 {
    margin: 0 0 4px 0;
    font-size: 14px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.platform-details p {
    margin: 0 0 2px 0;
    font-size: 16px;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.platform-details small {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.platform-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
    align-items: center;
}

/* Info Button (для главной кнопки скачивания) */
.btn-icon-info {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.btn-icon-info:hover {
    background: var(--color-bg-primary);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-icon-info svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}

/* Filters Section - Aligned with billing/settings */
.downloads-filters {
    display: flex;
    gap: 16px;
    align-items: flex-end;
    margin-bottom: 24px;
    padding: 16px 20px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-lg);
}

.downloads-filters .filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 200px;
}

.downloads-filters label {
    font-size: 11px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.downloads-filters select {
    padding: 8px 12px;
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-md);
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    font-size: 13px;
    transition: all var(--transition-base);
}

.downloads-filters select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

/* Downloads List */
.downloads-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Version Card - Consistent with billing sections */
.download-item {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-primary);
    border-radius: 12px;
    overflow: hidden;
    transition: all var(--transition-base);
}

.download-item:hover {
    border-color: var(--color-border-secondary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

/* Version Header */
.download-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border-primary);
}

.download-version {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Version Badge - Aligned with plan badges */
.version-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    letter-spacing: 0.3px;
}

/* Quality Badges - Same style as billing */
.quality-badge {
    display: inline-flex;
    align-items: center;
    height: 22px;
    padding: 0 8px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quality-badge.stable {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.quality-badge.beta {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.quality-badge.insider {
    background: rgba(139, 92, 246, 0.1);
    color: var(--color-primary);
}

.download-date {
    font-size: 12px;
    color: var(--color-text-tertiary);
}

/* Platform Items Grid */
.download-platforms {
    padding: 0;
}

.platform-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border-primary);
    transition: all var(--transition-base);
    gap: 16px;
}

.platform-item:last-child {
    border-bottom: none;
}

.platform-item:hover {
    background: var(--color-bg-tertiary);
}

/* Recommended platform */
.platform-item.recommended {
    background: linear-gradient(90deg, rgba(139, 92, 246, 0.03) 0%, transparent 100%);
    border-left: 3px solid var(--color-primary);
}

.platform-info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
}

/* Platform Icon - Small version */
.platform-icon-small {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.platform-icon-small svg {
    width: 18px;
    height: 18px;
    fill: var(--color-text-secondary);
}

.platform-details-item {
    flex: 1;
    min-width: 0;
}

.platform-details-item h4 {
    margin: 0 0 2px 0;
    font-size: 13px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.platform-details-item p {
    margin: 0;
    font-size: 12px;
    color: var(--color-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Download Actions - Consistent buttons */
.download-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-download:hover {
    background: var(--color-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

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

.btn-download:disabled {
    background: var(--color-bg-tertiary);
    color: var(--color-text-tertiary);
    cursor: not-allowed;
    transform: none;
}

/* Icon in button - SVG instead of emoji */
.btn-icon {
    width: 14px;
    height: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

.btn-info {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: 16px;
    font-weight: bold;
}

/* Fallback icon если SVG не загрузился */
.btn-info:empty::before {
    content: "ⓘ";
    font-style: normal;
}

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

/* Tooltip при наведении */
.btn-info::after {
    content: "Информация о файле";
    position: absolute;
    bottom: calc(100% + 8px);
    right: 0;
    padding: 6px 10px;
    background: var(--color-neutral-900, #18181b);
    color: white;
    font-size: 11px;
    font-weight: var(--font-weight-medium);
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
    z-index: 100;
}

.btn-info:hover::after {
    opacity: 1;
}

.btn-info svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
}

.btn-info svg circle[fill] {
    fill: currentColor;
    stroke: none;
}

/* Release Notes - Collapsible section */
.release-notes {
    padding: 16px 20px;
    background: var(--color-bg-tertiary);
    border-top: 1px solid var(--color-border-primary);
}

.release-notes h4 {
    margin: 0 0 10px 0;
    font-size: 12px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.release-notes ul {
    margin: 0;
    padding-left: 18px;
    color: var(--color-text-secondary);
    font-size: 13px;
    line-height: 1.6;
}

.release-notes li {
    margin-bottom: 6px;
}

.release-notes li:last-child {
    margin-bottom: 0;
}

/* Loading State - Consistent with other pages */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 24px;
    color: var(--color-text-tertiary);
    text-align: center;
}

.loading-spinner {
    width: 32px;
    height: 32px;
    border: 2px solid var(--color-border-primary);
    border-top: 2px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 16px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-state p {
    margin: 0;
    font-size: 13px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 24px;
    color: var(--color-text-tertiary);
}

.empty-state h3 {
    margin: 0 0 8px 0;
    font-size: 16px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.empty-state p {
    margin: 0 0 20px 0;
    font-size: 13px;
}

/* Page Header - Consistent style */
.page-header {
    margin-bottom: 24px;
}

.page-header h1 {
    margin: 0 0 6px 0;
    font-size: 24px;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
}

.page-subtitle {
    margin: 0;
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    /* Page Header - Fix overlapping on mobile */
    .page-header {
        margin-bottom: 16px;
    }
    
    .page-header h1 {
        font-size: 20px;
        margin-bottom: 8px;
        line-height: 1.3;
    }
    
    .page-subtitle {
        font-size: 13px;
        line-height: 1.5;
    }
    
    .platform-detection-card {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
        padding: 16px 20px;
    }
    
    .platform-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .platform-actions {
        width: 100%;
    }
    
    .platform-actions .btn-download {
        flex: 1;
        justify-content: center;
    }
    
    .downloads-filters {
        flex-direction: column;
        align-items: stretch;
        padding: 14px 16px;
    }
    
    .downloads-filters .filter-group {
        flex: 1 1 100%;
    }
    
    .download-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        padding: 14px 16px;
    }
    
    .download-platforms {
        padding: 0;
    }
    
    .platform-item {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 14px 16px;
    }
    
    .platform-item.recommended {
        border-left-width: 3px;
    }
    
    .download-actions {
        width: 100%;
    }
    
    .btn-download {
        flex: 1;
        justify-content: center;
    }
    
    .btn-info {
        width: 40px;
    }
    
    .release-notes {
        padding: 14px 16px;
    }
}

/* File Info Modal Content */
.file-info-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-4, 16px);
}

.file-info-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-2, 8px);
}

.file-info-item label {
    font-size: var(--font-size-sm, 14px);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
}

.file-info-value {
    font-size: var(--font-size-base, 14px);
    color: var(--color-text-primary);
    word-break: break-all;
}

.file-info-hash {
    font-family: 'Courier New', 'Menlo', 'Monaco', monospace;
    font-size: var(--font-size-xs, 12px);
    padding: var(--space-2, 8px);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-sm);
    line-height: 1.5;
}

@media (max-width: 480px) {
    /* Page Header - Even smaller on mobile */
    .page-header h1 {
        font-size: 18px;
        line-height: 1.2;
    }
    
    .page-subtitle {
        font-size: 12px;
    }
    
    .platform-detection-card {
        padding: 14px 16px;
    }
    
    .platform-icon {
        width: 40px;
        height: 40px;
    }
    
    .platform-icon svg {
        width: 20px;
        height: 20px;
    }
    
    .platform-details h3 {
        font-size: 13px;
    }
    
    .platform-details p {
        font-size: 15px;
    }
    
    .platform-details small {
        font-size: 11px;
    }
    
    .downloads-filters {
        padding: 12px 14px;
        gap: 12px;
    }
    
    .downloads-filters select {
        font-size: 12px;
        padding: 7px 10px;
    }
    
    .download-header {
        padding: 12px 14px;
    }
    
    .version-badge {
        padding: 5px 10px;
        font-size: 12px;
    }
    
    .platform-item {
        padding: 12px 14px;
    }
    
    .platform-icon-small {
        width: 32px;
        height: 32px;
    }
    
    .platform-icon-small svg {
        width: 16px;
        height: 16px;
    }
    
    .platform-details-item h4 {
        font-size: 12px;
    }
    
    .platform-details-item p {
        font-size: 11px;
    }
    
    .btn-download {
        padding: 7px 14px;
        font-size: 12px;
    }
    
    .release-notes {
        padding: 12px 14px;
    }
    
    .release-notes ul {
        font-size: 12px;
    }
}