/* Main Styles - includes: CSS Variables, Base Styles, Nav, Sidebar, Footer */

/* ======================================== - 1. CSS Variables - ======================================== */
:root {
    
    --color-primary: #913500;
    --color-primary-light: #b45a1a;
    --color-primary-dark: #6e2800;

    /* Utils */
    --color-secondary: #1890ff;
    --color-success: #52c41a;
    --color-warning: #fa8c16;
    --color-danger: #f5222d;
    --color-info: #722ed1;

    
    --color-text: #333333;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-border: #e8e8e8;
    --color-bg: #ffffff;
    --color-bg-secondary: #f0f0f0;
    --color-bg-tertiary: #eaeaea;

    /* Shadow */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;

    /* Font */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 13px;
    --font-size-md: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 18px;
    --font-size-xxl: 24px;
    --font-size-xxxl: 32px;

    /* Transition */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    
    --header-height: 60px;
    --sidebar-width: 320px;
    --sidebar-collapsed-width: 0;
    --footer-bg: #f0f0f0;
    --footer-text: #555555;
}

/* Variables */
[data-theme="dark"] {
    --color-text: #e0e0e0;
    --color-text-secondary: #b0b0b0;
    --color-text-muted: #808080;
    --color-border: #404040;
    --color-bg: #1a1a1a;
    --color-bg-secondary: #2a2a2a;
    --color-bg-tertiary: #333333;
    --footer-bg: #2a2a2a;
    --footer-text: #b0b0b0;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.4);
}

/* ======================================== - 2. Styles - ======================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

/* CSS Reset (no Chinese comments - GBK safe) */
html, body {
    margin: 0;
    padding: 0;
}

/* Remove spacing between header, aside, and main */
body > header,
body > aside,
body > main {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}
main {
    flex: 1;
    padding-top: 0;
    padding-bottom: 0;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-light);
}

img {
    max-width: 100%;
    height: auto;
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ======================================== - 3. Styles - ======================================== */


.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-wide {
    max-width: 1400px;
}

.container-narrow {
    max-width: 960px;
}

/* Button */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-md);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    line-height: 1.5;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: #ffffff;
}

.btn-sm {
    padding: 4px 12px;
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: 12px 24px;
    font-size: var(--font-size-lg);
}


.card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-fast);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

/* ======================================== - SVG Icon - ======================================== */
.icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    vertical-align: middle;
    fill: currentColor;
    stroke: currentColor;
    stroke-width: 0;
}

.icon-sm {
    width: 14px;
    height: 14px;
    font-size: 14px;
}

.icon-md {
    width: 18px;
    height: 18px;
    font-size: 18px;
}

.icon-lg {
    width: 28px;
    height: 28px;
    font-size: 28px;
}

.icon-xl {
    width: 48px;
    height: 48px;
    font-size: 48px;
}

/* Button */
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background-color: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
}

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

/* Stats */
.stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.stat-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.stat-item .icon {
    opacity: 0.7;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxl) 0;
    color: var(--color-text-muted);
}

.empty-state .icon {
    margin-bottom: var(--spacing-md);
    opacity: 0.4;
}

.empty-text {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

/* Layout */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Flex */
.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flex-column {
    display: flex;
    flex-direction: column;
}


.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

/* Spacing */
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }

/* / */
.hidden { display: none !important; }
.visible { display: block !important; }

/* ======================================== - 4. Styles - ======================================== */
/* Force navbar to stick to top edge (no GBK comments) */
body > header:first-child,
body > header.navbar,
.navbar {
    position: sticky !important;
    top: 0 !important;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    height: var(--header-height);
    padding: 0 60px;
    max-width: 100%;
    margin: 0 auto;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
}

.navbar-brand:hover {
    color: var(--color-primary-light);
}

.site-name {
    font-size: var(--font-size-xl);
    font-weight: 700;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: 40px;
}

.nav-link {
    padding:  8px 16px;
    border-radius: var(--radius-md);
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--font-size-lg);
    font-weight: 700;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--color-primary);
    background-color: var(--color-bg-secondary);
}

.nav-link.active {
    color: var(--color-primary);
    font-weight: 700;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 12px;
    right: 12px;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: 1px;
}

/* Utils */
.navbar-tools {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-left: auto;
}

.tool-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
}

.tool-btn:hover {
    color: var(--color-primary);
    background-color: var(--color-bg-secondary);
}

/* User */
.user-menu {
    position: relative;
}

.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 4px 8px;
    border-radius: var(--radius-md);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.user-menu-trigger:hover {
    background-color: var(--color-bg-secondary);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.user-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.user-menu-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xs) 0;
    display: none;
    z-index: 1001;
}

.user-menu-dropdown.show {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 8px 16px;
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--font-size-md);
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-primary);
}

.dropdown-divider {
    height: 1px;
    background-color: var(--color-border);
    margin: var(--spacing-xs) 0;
}

/* Button */
.mobile-menu-btn {
    display: none;
}

/* Search */
.mobile-search {
    display: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.mobile-search.show {
    display: block;
}

.search-form {
    display: flex;
    gap: var(--spacing-sm);
}

.search-input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-size: var(--font-size-md);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.search-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background-color: var(--color-primary);
    color: #ffffff;
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

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

/* ======================================== 左侧工作台栏（Workspace Dock）======================================== */

/* 工作台容器 - 固定在左侧 */
.workspace-dock {
    position: fixed;
    top: 0;
    left: 0;
    width: 56px;
    height: 100vh;
    background-color: #1e1e2e;
    color: #cdd6f4;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
}

/* 顶部三条杠按钮 */
.dock-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 48px;
    background: none;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    color: #cdd6f4;
    cursor: pointer;
    transition: all 0.2s;
}
.dock-toggle:hover {
    background-color: rgba(255, 255, 255, 0.08);
    color: #f5e0dc;
}

/* 导航区域 */
.dock-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 0;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

/* 导航图标项 */
.dock-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin: 2px auto;
    border-radius: 10px;
    color: #a6adc8;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}
.dock-item svg {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}
.dock-item:hover,
.dock-item.active {
    background-color: rgba(137, 180, 250, 0.15);
    color: #89b4fa;
}
.dock-item.active::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background-color: #89b4fa;
    border-radius: 2px;
}

/* 操作按钮（非链接） */
.dock-action {
    background: none;
    border: none;
    padding: 0;
}

/* 分隔线 */
.dock-separator {
    width: 28px;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.1);
    margin: 8px auto;
}

/* 底部固定区域 */
.dock-bottom {
    padding-bottom: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 8px;
}

/* 展开面板按钮特殊样式 */
.dock-panel-btn {
    margin-bottom: 4px;
}
.dock-panel-btn.expanded {
    transform: rotate(180deg);
}

/* ===== 展开的面板（右侧滑出）===== */
.dock-panel {
    position: fixed;
    top: 0;
    left: 56px;
    width: 320px;
    height: 100vh;
    background-color: #1e1e2e;
    color: #cdd6f4;
    z-index: 999;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.25);
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.dock-panel.show {
    transform: translateX(0);
}

.dock-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    min-height: 52px;
}
.dock-panel-title {
    font-size: 15px;
    font-weight: 600;
    color: #cdd6f4;
    margin: 0;
}
.dock-close-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: none;
    border: none;
    color: #a6adc8;
    font-size: 20px;
    cursor: pointer;
    line-height: 1;
    transition: all 0.15s;
}
.dock-close-panel:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #f38ba8;
}

.dock-panel-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.dock-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: #585b70;
    font-size: 13px;
}

/* 遮罩层 */
.dock-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.35);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s;
}
.dock-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

/* ===== 响应式：小屏幕隐藏或调整 ===== */
@media (max-width: 768px) {
    .workspace-dock {
        width: 48px;
    }
    .dock-panel {
        left: 48px;
        width: calc(100vw - 48px);
    }
}

/* ======================================== - 6. Styles - ======================================== */
.footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: auto;
}

.footer-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 60px;
}

.footer-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--footer-text);
    text-decoration: none;
    font-size: var(--font-size-md);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-bg-secondary);
    color: var(--footer-text);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background-color: var(--color-primary);
    color: #ffffff;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}
.footer-bottom p {
    margin: 4px 0;
}
.footer-icp {
    margin-top: 2px;
}
.footer-icp a {
    color: var(--color-text-muted);
    text-decoration: none;
}
.footer-icp a:hover {
    color: var(--color-primary);
}
.footer-powered {
    margin-top: 2px;
    font-size: 12px;
    color: #aaa;
}
.footer-powered a {
    color: #aaa;
    text-decoration: none;
}
.footer-powered a:hover {
    color: var(--color-primary);
}

/* ======================================== - 7. Button - ======================================== */
.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: #ffffff;
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--color-primary-light);
    transform: translateY(-2px);
}

/* ======================================== - 8. - ======================================== */
.main-content {
    flex: 1;
    padding: 0 60px;
    margin-right: 20px;
    min-height: calc(100vh - var(--header-height) - 200px);
}

/* ======================================== - 9. Styles（） - ======================================== */
@media (max-width: 768px) {
    .navbar-nav {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background-color: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
        flex-direction: column;
        padding: var(--spacing-sm) 0;
    }

    .navbar-nav.show {
        display: flex;
    }

    .nav-link {
        padding: 12px 16px;
        border-radius: 0;
    }

    .nav-link.active::after {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .user-name {
        display: none;
    }

    .footer-row {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .workspace-dock {
        width: 0;
        overflow: hidden;
    }
    .dock-panel {
        left: 0;
        width: 100vw;
    }

    .filter-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .filter-count {
        align-self: flex-end;
    }
}

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

    .site-name {
        font-size: var(--font-size-md);
    }
}

/* ======================================== - 10. Pagination - ======================================== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 36px 0 16px;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border-radius: 8px;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.25s ease;
    white-space: nowrap;
    line-height: 1;
}

/* Page number buttons */
.page-num,
.page-prev,
.page-next {
    background: #ffffff;
    color: var(--color-text);
    border: 1.5px solid var(--color-border);
}

.page-num:hover,
.page-prev:hover,
.page-next:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(145, 53, 0, 0.12);
    transform: translateY(-1px);
}

/* Current page (active) */
.pagination .current {
    background: linear-gradient(135deg, #913500, #b45a1a);
    color: #ffffff;
    border-color: transparent;
    font-weight: 700;
    box-shadow: 0 3px 10px rgba(145, 53, 0, 0.25);
}

/* First / Last page links */
.page-first,
.page-last {
    background: #ffffff;
    color: var(--color-text-secondary);
    border: 1.5px solid var(--color-border);
    font-size: 13px;
    letter-spacing: 0.5px;
}

.page-first:hover,
.page-last:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(145, 53, 0, 0.04);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(145, 53, 0, 0.08);
}

/* Ellipsis */
.page-ellipsis {
    color: var(--color-text-muted);
    font-size: 14px;
    cursor: default;
    user-select: none;
}

/* ======================================== - 11. Page - ======================================== */
.article-list-section,
.album-list-section,
.encyclopedia-list-section,
.library-list-section {
    padding: var(--spacing-xl) 0;
}

/* ======================================== - 12. Styles（） - ======================================== */
.filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: nowrap;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-lg);
}

.filter-bar > form,
.filter-bar > .filter-inner {
    flex: 1;
    min-width: 0;
}

.filter-inner {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.filter-group label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.filter-group select,
.filter-group input[type="text"] {
    padding: 6px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.filter-group select:focus,
.filter-group input[type="text"]:focus {
    outline: none;
    border-color: var(--color-primary);
}

.filter-btn {
    padding: 6px 16px;
    background-color: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: background-color var(--transition-fast);
}

.filter-btn:hover {
    background-color: var(--color-primary-light);
}

.filter-clear a {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    text-decoration: none;
}

.filter-clear a:hover {
    color: var(--color-primary);
}

.filter-count {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    white-space: nowrap;
    flex-shrink: 0;
}

.filter-count strong {
    color: var(--color-primary);
    font-weight: 700;
}

.active-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    width: 100%;
    margin-top: 8px;
}

.active-tag {
    display: inline-block;
    padding: 2px 10px;
    background-color: rgba(145, 53, 0, 0.08);
    color: var(--color-primary);
    border-radius: 10px;
    font-size: var(--font-size-xs);
}

.active-tag .close {
    margin-left: 4px;
    cursor: pointer;
    color: var(--color-primary);
}

/* ======================================== - 12.1 Main Content Offset (Dock) - ======================================== */
.main-content {
    margin-left: 60px;
    transition: margin-left 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}
body.dock-stage1 .main-content { margin-left: 140px !important; }
body.dock-stage2 .main-content { margin-left: 200px !important; }

/* ======================================== - 12.2 Page Sidebar (Right Column) - ======================================== */
.page-with-sidebar {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}
.page-main {
    flex: 1;
    min-width: 0;
}
.page-sidebar {
    width: 300px;
    flex-shrink: 0;
}
/* Scoped to .page-sidebar to avoid conflicts with workbench sidebar */
.page-sidebar .sidebar-inner {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: sticky;
    top: calc(var(--header-height, 60px) + 20px);
}
.page-sidebar .sidebar-widget {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}
.page-sidebar .sidebar-widget:hover { box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06); }
.page-sidebar .widget-title {
    display: flex; align-items: center; gap: 8px;
    font-size: 15px; font-weight: 700; color: var(--color-text);
    padding: 16px 18px 12px; border-bottom: 1px solid var(--color-border); letter-spacing: -0.01em;
}
.page-sidebar .widget-title svg { color: var(--color-primary); flex-shrink: 0; }
.page-sidebar .widget-list { list-style: none; margin: 0; padding: 8px 14px; }
.page-sidebar .widget-list-item {
    padding: 10px 4px; border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    display: flex; align-items: flex-start; gap: 12px; transition: background-color 0.2s ease;
}
.page-sidebar .widget-list-item:last-child { border-bottom: none; }

/* Article list widget items */
.page-sidebar .widget-list-article .widget-list-item { gap: 12px; align-items: flex-start; }
.page-sidebar .wla-cover { display: block; flex-shrink: 0; width: 72px; height: 50px; border-radius: 6px; overflow: hidden; }
.page-sidebar .wla-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.page-sidebar .wla-cover:hover img { transform: scale(1.05); }
.page-sidebar .wla-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.page-sidebar .wla-title {
    font-size: 13px; font-weight: 600; color: var(--color-text); text-decoration: none; line-height: 1.4;
    overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; transition: color 0.2s ease;
}
.page-sidebar .wla-title:hover { color: var(--color-primary); }
.page-sidebar .wla-views { font-size: 11px; color: var(--color-text-muted); display: inline-flex; align-items: center; gap: 3px; }
.page-sidebar .wla-views svg { opacity: 0.6; }

/* Text/rank widget items */
.page-sidebar .widget-list-text { padding: 8px 14px; }
.page-sidebar .widget-list-text .widget-list-item { padding: 9px 4px; gap: 10px; align-items: center; }
.page-sidebar .wlt-rank {
    display: inline-flex; align-items: center; justify-content: center;
    width: 22px; height: 22px; border-radius: 6px; font-size: 12px; font-weight: 700; flex-shrink: 0;
    background: var(--color-bg-secondary); color: var(--color-text-muted); transition: all 0.2s ease;
}
.page-sidebar .widget-list-text .widget-list-item:nth-child(1) .wlt-rank,
.page-sidebar .widget-list-text .widget-list-item:nth-child(2) .wlt-rank,
.page-sidebar .widget-list-text .widget-list-item:nth-child(3) .wlt-rank {
    background: linear-gradient(135deg, #913500, #b45a1a); color: #ffffff;
}
.page-sidebar .wlt-title {
    font-size: 13px; font-weight: 500; color: var(--color-text); text-decoration: none; line-height: 1.4;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap; transition: color 0.2s ease; flex: 1; min-width: 0;
}
.page-sidebar .wlt-title:hover { color: var(--color-primary); }

/* Book widget items */
.page-sidebar .widget-list-book .widget-list-item { gap: 12px; align-items: flex-start; }
.page-sidebar .wlb-cover { display: block; flex-shrink: 0; width: 48px; height: 64px; border-radius: 4px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.page-sidebar .wlb-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.page-sidebar .wlb-cover:hover img { transform: scale(1.05); }
.page-sidebar .wlb-cover-placeholder { width: 48px; height: 64px; background: linear-gradient(135deg, #f0e8dc, #e0d4c4); border-radius: 4px; flex-shrink: 0; }
.page-sidebar .wlb-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.page-sidebar .wlb-title {
    font-size: 13px; font-weight: 600; color: var(--color-text); text-decoration: none; line-height: 1.4;
    overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; transition: color 0.2s ease;
}
.page-sidebar .wlb-title:hover { color: var(--color-primary); }
.page-sidebar .wlb-author { font-size: 12px; color: var(--color-text-muted); }

/* Tags cloud widget */
.page-sidebar .widget-tags { padding: 12px 16px; display: flex; flex-wrap: wrap; gap: 8px; }
.page-sidebar .widget-tag {
    display: inline-block; padding: 5px 12px; font-size: 12px;
    color: var(--color-text-secondary); background: var(--color-bg-secondary);
    border-radius: 20px; text-decoration: none; transition: all 0.25s ease;
    border: 1px solid transparent; white-space: nowrap;
}
.page-sidebar .widget-tag:hover {
    background: var(--color-primary); color: #ffffff; border-color: var(--color-primary);
    transform: translateY(-1px); box-shadow: 0 2px 8px rgba(145, 53, 0, 0.2);
}

/* Footer adjustments for workspace dock and page sidebar */
.footer {
    margin-left: 60px; transition: margin-left 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    box-sizing: border-box; width: calc(100% - 60px);
}
body.dock-stage1 .footer { margin-left: 140px; width: calc(100% - 140px); }
body.dock-stage2 .footer { margin-left: 200px; width: calc(100% - 200px); }
.footer--with-sidebar { margin-right: 350px; width: calc(100% - 60px - 350px); }
body.dock-stage1 .footer--with-sidebar { width: calc(100% - 140px - 350px); }
body.dock-stage2 .footer--with-sidebar { width: calc(100% - 200px - 350px); }

/* Responsive: page sidebar */
@media (max-width: 992px) {
    .page-with-sidebar { gap: 20px; }
    .page-sidebar { width: 260px; }
    .sidebar-inner { top: calc(var(--header-height, 60px) + 12px); }
    .footer--with-sidebar { margin-right: 310px; width: calc(100% - 60px - 310px); }
    body.dock-stage1 .footer--with-sidebar { width: calc(100% - 140px - 310px); }
    body.dock-stage2 .footer--with-sidebar { width: calc(100% - 200px - 310px); }
}
@media (max-width: 768px) {
    .page-with-sidebar { flex-direction: column; gap: 24px; }
    .page-sidebar { width: 100%; }
    .sidebar-inner { position: static; flex-direction: row; flex-wrap: wrap; gap: 16px; }
    .sidebar-widget { flex: 1 1 calc(50% - 8px); min-width: 240px; }
    .footer--with-sidebar { margin-right: 0; width: calc(100% - 52px); }
    .footer { margin-left: 52px; width: calc(100% - 52px); }
    .workspace-dock { width: 52px; }
    .workspace-dock.stage1 { width: 120px; }
    .workspace-dock.stage2 { width: 180px; }
    .dock-item { width: 52px; }
    .main-content { margin-left: 52px !important; }
}
@media (max-width: 480px) {
    .sidebar-inner { flex-direction: column; }
    .sidebar-widget { flex: 1 1 100%; min-width: 0; }
    .workspace-dock { width: 0; overflow: hidden; }
    .workspace-dock.stage1, .workspace-dock.stage2 { width: 160px; }
    .main-content { margin-left: 0 !important; }
    .footer { margin-left: 0; width: 100%; }
    .footer--with-sidebar { width: 100%; }
}

/* Pagination */
.disabled {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    border-radius: var(--radius-md);
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-muted);
    font-size: var(--font-size-md);
    cursor: default;
}

/* ======================================== - Modal System - ======================================== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

body.modal-open {
    overflow: hidden;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-container {
    position: relative;
    background: var(--color-bg);
    border-radius: 12px;
    width: 90%;
    max-width: 420px;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 1;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    animation: modalFadeIn 0.25s ease-out;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: scale(0.96) translateY(12px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Auth Modal (login/register) - avoids conflict with design-system.css .modal */
.auth-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.auth-modal.show {
    display: flex;
}

.auth-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.auth-modal-container {
    position: relative;
    background: var(--color-bg);
    border-radius: 12px;
    width: 90%;
    max-width: 420px;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 1;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    animation: modalFadeIn 0.25s ease-out;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-muted);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.15s;
    line-height: 1;
}

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

.modal-body {
    padding: 24px;
}

.modal-message {
    margin-bottom: 16px;
    line-height: 1.6;
}

.modal-confirm,
.modal-cancel {
    padding: 8px 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    transition: all 0.15s;
}

.modal-confirm {
    background: var(--color-primary);
    color: #fff;
}

.modal-cancel {
    background: var(--color-bg-secondary);
    color: var(--color-text);
}

/* Modal Form */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.87rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"] {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: 8px;
    font-size: 0.92rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
    outline: none;
    background: var(--color-bg-tertiary);
}

.form-group input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(145, 53, 0, 0.08);
    background: #fff;
}

.form-footer {
    text-align: center;
    padding-top: 8px;
}

.form-footer a {
    color: var(--color-primary);
    font-size: 0.9rem;
    text-decoration: none;
}

.form-footer a:hover {
    text-decoration: underline;
}

/* Toast Notification - clean version v6 */
.toast {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    z-index: 99999;
    padding: 11px 24px 11px 38px;
    border-radius: 8px;
    color: #fff !important;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    max-width: 420px;
    text-align: left;
    line-height: 1.5;
    border: none !important;
    outline: none;
}

.toast.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

/* Icon - absolute positioned on the LEFT side */
.toast-success::before,
.toast-error::before,
.toast-warning::before,
.toast-info::before {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.22);
    border-radius: 50%;
    line-height: 1;
}
.toast-success::before { content: '\2713'; font-size: 12px; font-weight: bold; }
.toast-error::before   { content: 'x'; font-size: 13px; font-weight: bold; }
.toast-warning::before { content: '!'; font-size: 13px; font-weight: bold; }
.toast-info::before    { content: 'i'; font-size: 13px; font-weight: bold; font-style: italic; }

/* Hardcoded colors - no CSS variable dependency */
.toast-success { background: #22c55e !important; }
.toast-error { background: #ef4444 !important; }
.toast-warning { background: #f59e0b !important; }
.toast-info { background: #3b82f6 !important; }

/* Progress bar at bottom */
.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 2px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 0 0 8px 8px;
    animation: toast-progress-bar 2.5s linear forwards;
}

@keyframes toast-progress-bar {
    from { width: 100%; }
    to { width: 0%; }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 20px;
    border-radius: 8px;
    font-size: 0.92rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
}

.btn-block {
    width: 100%;
}

/* ========== 面包屑导航 ========== */
/* Breadcrumb navigation */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 0;
    font-size: 14px;
    color: #999999;
}

/* Detail page breadcrumb - full width matching content area */
.article-detail-section .breadcrumb,
.encyclopedia-detail-section .breadcrumb {
    max-width: 1400px;
    margin: 0 auto;
    padding: 16px 0;
}

.article-detail-section .container,
.encyclopedia-detail-section .container {
    max-width: 1400px;
}

.breadcrumb-item {
    color: #999999;
    text-decoration: none;
    transition: color 0.2s;
}

.breadcrumb-item:hover {
    color: var(--color-primary);
}

.breadcrumb-item.active {
    color: #666666;
    font-weight: 500;
    cursor: default;
}

.breadcrumb-sep {
    color: #cccccc;
    font-size: 12px;
}

/* ========== 管理员编辑栏 ========== */
.admin-edit-bar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 16px;
}

.admin-edit-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    background-color: var(--color-primary);
    color: #ffffff;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s;
}

.admin-edit-btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(145, 53, 0, 0.3);
    color: #ffffff;
}



/* Action buttons active state - unified */
.action-btn.active {
    color: #e74c3c;
    background: rgba(231, 76, 60, 0.08);
}
.action-btn.active svg {
    fill: currentColor;
}
.action-btn.collect-btn.active {
    color: #f39c12;
    background: rgba(243, 156, 18, 0.08);
}
.action-btn.collect-btn.active svg {
    fill: currentColor;
}

/* Picture element for WebP support */
picture {
    display: block;
}