/**
 * 软件工具下载页面样式
 * 
 * 使用主题全局 CSS 变量，支持 flat / dark / glass / light 四种主题风格动态切换
 * 变量源：variables.css，主题覆盖：themes/theme-*.css
 *
 * @package Xuhuan
 * @since 1.5.5
 */

/* ============================================================
   页面布局
   ============================================================ */

.stool-page {
    padding: var(--spacing-xl, 32px) 0 var(--spacing-3xl, 64px);
    min-height: 60vh;
}

.stool-page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: var(--spacing-lg, 24px);
    margin-bottom: var(--spacing-xl, 32px);
    flex-wrap: wrap;
}

.stool-page-title {
    font-size: var(--text-3xl, 1.875rem);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm, 8px);
    letter-spacing: -0.02em;
    font-family: var(--font-heading);
}

.stool-page-desc {
    color: var(--text-secondary);
    font-size: var(--text-sm, 0.875rem);
    margin: 0;
    line-height: 1.5;
}

/* ============================================================
   搜索
   ============================================================ */

.stool-header-search {
    flex-shrink: 0;
}

.stool-search-form {
    display: flex;
    align-items: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg, 14px);
    overflow: hidden;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.stool-search-form:focus-within {
    border-color: var(--primary-color);
    box-shadow: var(--input-shadow-focus);
}

.stool-search-input {
    border: none;
    outline: none;
    padding: 10px 16px;
    font-size: var(--text-sm);
    background: transparent;
    width: 240px;
    color: var(--text-primary);
    font-family: var(--font-primary);
}

.stool-search-input::placeholder {
    color: var(--input-placeholder);
}

.stool-search-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.stool-search-btn:hover {
    color: var(--primary-color);
}

/* ============================================================
   分类筛选
   ============================================================ */

.stool-category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm, 8px);
    margin-bottom: var(--spacing-md, 16px);
}

.stool-cat-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    border-radius: var(--radius-full, 9999px);
    font-size: var(--text-xs, 0.75rem);
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.stool-cat-tag:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: var(--primary-light);
}

.stool-cat-tag.active {
    color: var(--text-light, #fff);
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.stool-cat-tag.active .stool-cat-count {
    color: rgba(255, 255, 255, 0.8);
}

.stool-cat-count {
    font-size: 11px;
    color: var(--text-muted);
}

/* 平台筛选 */
.stool-platform-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: var(--spacing-xl, 32px);
}

.stool-platform-tag {
    padding: 4px 12px;
    border-radius: var(--radius-sm, 6px);
    font-size: var(--text-xs, 0.75rem);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    background: var(--bg-tertiary);
}

.stool-platform-tag:hover,
.stool-platform-tag.active {
    color: var(--primary-color);
    background: var(--primary-light);
}

/* ============================================================
   工具卡片网格
   ============================================================ */

.stool-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg, 20px);
}

/* ============================================================
   工具卡片
   ============================================================ */

.stool-card {
    position: relative;
    border-radius: var(--radius-lg, 14px);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
    overflow: visible;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
    backdrop-filter: blur(var(--glass-blur, 0px));
}

.stool-card:hover {
    z-index: 100;
    transform: scale(1.08);
    box-shadow: var(--card-hover-shadow), 0 0 0 1px var(--primary-light);
    border-color: var(--primary-color);
}

.stool-card-inner {
    position: relative;
}

/* 前面 - 默认显示 */
.stool-card-front {
    padding: var(--spacing-lg, 20px);
    transition: opacity var(--transition-normal);
}

.stool-card:hover .stool-card-front {
    display: none;
}

/* 展开内容 - 悬浮时显示 */
.stool-card-expanded {
    display: none;
    padding: var(--spacing-lg, 20px);
}

.stool-card:hover .stool-card-expanded {
    display: block;
}

/* 卡片头部 */
.stool-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.stool-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md, 10px);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stool-card-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.stool-default-icon {
    color: var(--text-muted);
}

.stool-card-title-wrap {
    flex: 1;
    min-width: 0;
}

.stool-card-title {
    font-size: var(--text-sm, 0.875rem);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.stool-card-developer {
    display: block;
    font-size: var(--text-xs, 0.75rem);
    color: var(--text-muted);
    margin-top: 2px;
}

/* 授权标签 */
.stool-license-badge {
    flex-shrink: 0;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: var(--radius-sm, 6px);
    white-space: nowrap;
}

.stool-license-free {
    color: var(--success-color);
    background: var(--success-bg);
}

.stool-license-open_source {
    color: var(--info-color);
    background: var(--info-bg);
}

.stool-license-freemium {
    color: var(--warning-color);
    background: var(--warning-bg);
}

.stool-license-paid {
    color: var(--danger-color);
    background: var(--danger-bg);
}

.stool-license-trial {
    color: #7c3aed;
    background: rgba(124, 58, 237, 0.08);
}

[data-theme="dark"] .stool-license-trial {
    color: #a78bfa;
    background: rgba(167, 139, 250, 0.15);
}

/* 摘要 */
.stool-card-excerpt {
    font-size: var(--text-xs, 0.75rem);
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0 0 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.stool-card-expanded .stool-card-excerpt {
    -webkit-line-clamp: 4;
}

/* 平台图标 */
.stool-card-platforms {
    display: flex;
    gap: var(--spacing-sm, 8px);
    flex-wrap: wrap;
    margin-top: 12px;
}

.stool-platform-icon {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--text-muted);
    font-size: 11px;
}

.stool-platform-label {
    display: none;
}

.stool-card-expanded .stool-platform-label {
    display: inline;
}

/* 卡片底部 */
.stool-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
}

.stool-card-category {
    font-size: var(--text-xs, 0.75rem);
    color: var(--text-muted);
}

.stool-card-downloads {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--text-xs, 0.75rem);
    color: var(--text-muted);
}

/* ============================================================
   版本选择
   ============================================================ */

.stool-version-select {
    margin: 12px 0;
}

.stool-version-select label {
    display: block;
    font-size: var(--text-xs, 0.75rem);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.stool-version-dropdown {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--input-border);
    border-radius: var(--radius-sm, 6px);
    font-size: var(--text-xs, 0.75rem);
    color: var(--input-text);
    background: var(--input-bg);
    background-image: var(--select-arrow);
    background-repeat: no-repeat;
    background-position: right 10px center;
    cursor: pointer;
    transition: border-color var(--transition-fast);
    appearance: none;
    -webkit-appearance: none;
    padding-right: 30px;
}

.stool-version-dropdown:focus {
    outline: none;
    border-color: var(--input-border-focus);
    box-shadow: var(--input-shadow-focus);
}

/* ============================================================
   操作按钮
   ============================================================ */

.stool-card-actions {
    display: flex;
    gap: var(--spacing-sm, 8px);
    margin-top: 12px;
    flex-wrap: wrap;
}

.stool-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-sm, 6px);
    font-size: var(--text-xs, 0.75rem);
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    line-height: 1;
    font-family: var(--font-primary);
}

.stool-btn-primary {
    color: var(--text-light, #fff);
    background: var(--primary-color);
    flex: 1;
}

.stool-btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.stool-btn-outline {
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

.stool-btn-outline:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: var(--primary-light);
}

/* ============================================================
   弹窗
   ============================================================ */

.stool-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-modal, 1050);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stool-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--modal-backdrop);
    backdrop-filter: blur(4px);
}

.stool-modal-container {
    position: relative;
    width: 90%;
    max-width: 680px;
    max-height: 80vh;
    background: var(--modal-bg);
    border-radius: var(--radius-xl, 16px);
    display: flex;
    flex-direction: column;
    box-shadow: var(--modal-shadow);
    animation: stoolModalIn 0.3s ease;
    backdrop-filter: blur(var(--glass-blur, 0px));
}

@keyframes stoolModalIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.stool-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg, 20px) var(--spacing-lg, 24px);
    border-bottom: 1px solid var(--border-light);
}

.stool-modal-title {
    font-size: var(--text-lg, 1.125rem);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    font-family: var(--font-heading);
}

.stool-modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm, 6px);
    border: none;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.stool-modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.stool-modal-body {
    padding: var(--spacing-lg, 24px);
    overflow-y: auto;
    line-height: 1.7;
    font-size: var(--text-sm, 0.875rem);
    color: var(--text-secondary);
}

.stool-modal-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm, 6px);
}

.stool-modal-body h2,
.stool-modal-body h3,
.stool-modal-body h4 {
    color: var(--text-primary);
    margin: 1.5em 0 0.5em;
}

.stool-modal-body ul,
.stool-modal-body ol {
    padding-left: 1.5em;
}

.stool-modal-body code {
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: var(--radius-xs, 4px);
    font-size: var(--text-xs, 0.75rem);
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.stool-modal-body a {
    color: var(--primary-color);
}

.stool-modal-body a:hover {
    color: var(--primary-hover);
}

/* ============================================================
   网盘提取码提示
   ============================================================ */

.stool-netdisk-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-dark);
    color: var(--text-light, #fff);
    padding: 12px 20px;
    border-radius: var(--radius-md, 10px);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: calc(var(--z-modal, 1050) + 10);
    box-shadow: var(--shadow-xl);
    animation: stoolToastIn 0.3s ease;
    font-size: var(--text-sm, 0.875rem);
}

@keyframes stoolToastIn {
    from { opacity: 0; transform: translateX(-50%) translateY(10px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.stool-toast-copy {
    padding: 4px 12px;
    border-radius: var(--radius-sm, 6px);
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border: none;
    font-size: var(--text-xs, 0.75rem);
    cursor: pointer;
    transition: background var(--transition-fast);
    white-space: nowrap;
}

.stool-toast-copy:hover {
    background: rgba(255, 255, 255, 0.25);
}

/* ============================================================
   空状态
   ============================================================ */

.stool-empty {
    text-align: center;
    padding: var(--spacing-3xl, 64px) var(--spacing-lg, 20px);
    color: var(--text-muted);
}

.stool-empty p {
    font-size: var(--text-base, 1rem);
    margin: var(--spacing-md, 16px) 0;
}

/* ============================================================
   分页
   ============================================================ */

.stool-pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs, 4px);
    margin-top: var(--spacing-xl, 32px);
}

.stool-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 8px;
    border-radius: var(--radius-sm, 6px);
    font-size: var(--text-sm, 0.875rem);
    color: var(--text-secondary);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.stool-pagination .page-numbers:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: var(--primary-light);
}

.stool-pagination .page-numbers.current {
    color: var(--text-light, #fff);
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* ============================================================
   资源详情页 - 关联工具展示
   ============================================================ */

.stool-related-section {
    margin-top: var(--spacing-lg, 24px);
}

.stool-related-title {
    font-size: var(--text-base, 1rem);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-md, 16px);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm, 8px);
    font-family: var(--font-heading);
}

.stool-related-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.stool-related-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: var(--radius-md, 10px);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    transition: all var(--transition-fast);
    color: inherit;
    backdrop-filter: blur(var(--glass-blur, 0px));
}

.stool-related-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stool-related-item-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm, 6px);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stool-related-item-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.stool-related-item-name {
    font-size: var(--text-sm, 0.875rem);
    font-weight: 500;
    color: var(--text-primary);
}

.stool-related-item-badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: var(--radius-xs, 4px);
    background: var(--primary-light);
    color: var(--primary-color);
    margin-left: auto;
    white-space: nowrap;
}

/* ============================================================
   发布页面 - 工具选择器
   ============================================================ */

.stool-selector {
    margin-top: 12px;
}

.stool-selector-search {
    display: flex;
    gap: var(--spacing-sm, 8px);
    margin-bottom: 12px;
}

.stool-selector-search input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--input-border);
    border-radius: var(--radius-sm, 6px);
    font-size: var(--text-xs, 0.75rem);
    background: var(--input-bg);
    color: var(--input-text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.stool-selector-search input::placeholder {
    color: var(--input-placeholder);
}

.stool-selector-search input:focus {
    outline: none;
    border-color: var(--input-border-focus);
    box-shadow: var(--input-shadow-focus);
}

.stool-selector-results {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm, 6px);
    margin-bottom: 12px;
    display: none;
    background: var(--card-bg);
    box-shadow: var(--shadow-md);
}

.stool-selector-results.active {
    display: block;
}

.stool-selector-result-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    cursor: pointer;
    transition: background var(--transition-fast);
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
}

.stool-selector-result-item:last-child {
    border-bottom: none;
}

.stool-selector-result-item:hover {
    background: var(--bg-hover);
}

.stool-selector-result-item img {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm, 6px);
    object-fit: cover;
}

.stool-selected-tools {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm, 8px);
}

.stool-selected-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    background: var(--primary-light);
    border: 1px solid var(--primary-color);
    border-radius: var(--radius-sm, 6px);
    font-size: var(--text-xs, 0.75rem);
    color: var(--text-primary);
}

.stool-selected-tag img {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-xs, 4px);
    object-fit: cover;
}

.stool-selected-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: var(--radius-full, 9999px);
    background: var(--bg-tertiary);
    color: var(--text-muted);
    border: none;
    cursor: pointer;
    font-size: 10px;
    line-height: 1;
    transition: all var(--transition-fast);
    padding: 0;
}

.stool-selected-remove:hover {
    background: var(--danger-color);
    color: #fff;
}

/* ============================================================
   深色主题适配
   ============================================================ */

[data-theme="dark"] .stool-card:hover {
    background: var(--bg-secondary);
    box-shadow: var(--card-hover-shadow), 0 0 0 1px var(--primary-light);
}

[data-theme="dark"] .stool-cat-tag:hover {
    background: var(--primary-light);
}

[data-theme="dark"] .stool-platform-tag:hover,
[data-theme="dark"] .stool-platform-tag.active {
    background: var(--primary-light);
}

[data-theme="dark"] .stool-btn-outline {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .stool-btn-outline:hover {
    background: var(--primary-light);
}

[data-theme="dark"] .stool-selected-tag {
    border-color: rgba(96, 165, 250, 0.3);
}

[data-theme="dark"] .stool-netdisk-toast {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .stool-modal-body code {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

/* ============================================================
   毛玻璃主题适配
   ============================================================ */

[data-theme="glass"] .stool-card {
    backdrop-filter: blur(var(--glass-blur, 18px));
    -webkit-backdrop-filter: blur(var(--glass-blur, 18px));
    border: 1px solid var(--glass-border);
}

[data-theme="glass"] .stool-card:hover {
    box-shadow: var(--card-hover-shadow), 0 0 0 1px var(--glass-border);
}

[data-theme="glass"] .stool-search-form {
    backdrop-filter: blur(var(--glass-blur, 18px));
    -webkit-backdrop-filter: blur(var(--glass-blur, 18px));
    border-color: var(--glass-border);
}

[data-theme="glass"] .stool-modal-container {
    backdrop-filter: blur(var(--glass-blur-strong, 24px));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong, 24px));
    border: 1px solid var(--glass-border);
}

[data-theme="glass"] .stool-related-item {
    backdrop-filter: blur(var(--glass-blur, 18px));
    -webkit-backdrop-filter: blur(var(--glass-blur, 18px));
    border-color: var(--glass-border);
}

[data-theme="glass"] .stool-selector-results {
    backdrop-filter: blur(var(--glass-blur, 18px));
    -webkit-backdrop-filter: blur(var(--glass-blur, 18px));
    border-color: var(--glass-border);
}

[data-theme="glass"] .stool-cat-tag {
    backdrop-filter: blur(var(--glass-blur, 18px));
    -webkit-backdrop-filter: blur(var(--glass-blur, 18px));
    border-color: var(--glass-border);
}

/* ============================================================
   响应式
   ============================================================ */

@media (max-width: 1200px) {
    .stool-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .stool-page {
        padding: var(--spacing-lg, 24px) 0 var(--spacing-2xl, 48px);
    }

    .stool-page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .stool-page-title {
        font-size: var(--text-xl, 1.25rem);
    }

    .stool-search-input {
        width: 100%;
    }

    .stool-header-search {
        width: 100%;
    }

    .stool-search-form {
        width: 100%;
    }

    .stool-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stool-card:hover {
        transform: scale(1.04);
    }

    .stool-card-actions {
        flex-direction: column;
    }

    .stool-btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .stool-grid {
        grid-template-columns: 1fr;
    }
}