/*
 * 乐途慢享 - 主样式文件
 * 面向退休老人的旅行旅居社区网站
 * 中式古风视觉设计 + 适老化设计
 * 版本: 1.0.0
 */

/* ============================================================
   1.1 CSS变量
   ============================================================ */
:root {
    /* 主色 */
    --color-primary: #B71C1C;
    --color-primary-light: #E53935;
    --color-primary-dark: #7F0000;
    --color-secondary: #8D6E63;
    --color-secondary-light: #A1887F;

    /* 文字色 */
    --color-text: #3E2723;
    --color-text-secondary: #5D4037;
    --color-text-muted: #8D6E63;

    /* 背景色 */
    --color-bg: #FFF8E7;
    --color-bg-card: #F5F0E6;
    --color-bg-white: #FFFFFF;

    /* 状态色 */
    --color-success: #4DB6AC;
    --color-warning: #F9A825;
    --color-error: #D32F2F;
    --color-favorite: #D81B60;

    /* 边框 */
    --color-border: #D7CCC8;
    --color-border-light: #EFEBE9;

    /* 字体 */
    --font-serif: 'Noto Serif SC', 'SimSun', serif;
    --font-sans: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;

    /* 字号基准 */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1.125rem;
    --text-lg: 1.25rem;
    --text-xl: 1.5rem;
    --text-2xl: 1.75rem;
    --text-3xl: 2rem;
    --text-4xl: 2.5rem;

    /* 间距 */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);

    /* 过渡 */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;

    /* 布局 */
    --container-max: 1200px;
    --header-height: 70px;
}

/* ============================================================
   1.2 CSS Reset 和基础样式
   ============================================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-serif);
    font-size: var(--text-base);
    line-height: 1.8;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
    text-decoration: underline;
    color: var(--color-primary-dark);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-sans);
    color: var(--color-text);
    line-height: 1.4;
    margin-bottom: var(--space-4);
    font-weight: 700;
}

h1 {
    font-size: var(--text-4xl);
}

h2 {
    font-size: var(--text-3xl);
}

h3 {
    font-size: var(--text-2xl);
}

h4 {
    font-size: var(--text-xl);
}

h5 {
    font-size: var(--text-lg);
}

h6 {
    font-size: var(--text-base);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    vertical-align: middle;
}

ul, ol {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

table {
    border-collapse: collapse;
    width: 100%;
}

p {
    margin-bottom: var(--space-4);
}

/* ============================================================
   1.3 布局组件
   ============================================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.site-content {
    padding-top: var(--space-8);
    padding-bottom: var(--space-16);
    min-height: 60vh;
}

.content-area {
    min-width: 0;
}

.content-with-sidebar .content-area {
    min-width: 0;
}

.widget-area {
    width: 300px;
    flex-shrink: 0;
}

/* ============================================================
   1.4 适老化工具栏
   ============================================================ */
.accessibility-toolbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--color-bg-white);
    border-bottom: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2) var(--space-4);
    gap: var(--space-3);
    height: 44px;
    box-shadow: var(--shadow-sm);
}

.a11y-label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-right: var(--space-2);
}

.a11y-group {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.a11y-divider {
    width: 1px;
    height: 20px;
    background-color: var(--color-border);
    margin: 0 var(--space-2);
}

.a11y-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-white);
    color: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1;
}

.a11y-btn:hover {
    background-color: var(--color-bg-card);
    border-color: var(--color-secondary);
}

.a11y-btn.active {
    background-color: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.a11y-btn[title]::after {
    content: none;
}

/* ============================================================
   1.5 站点头部
   ============================================================ */
.site-header {
    position: fixed;
    top: 44px;
    left: 0;
    right: 0;
    z-index: 999;
    background-color: var(--color-bg-white);
    box-shadow: var(--shadow-sm);
    height: var(--header-height);
    transition: box-shadow var(--transition-normal);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* 站点品牌 */
.site-branding {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.site-logo {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.site-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.site-title {
    font-family: var(--font-sans);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    line-height: 1.2;
}

.site-title:hover {
    text-decoration: none;
    color: var(--color-primary-dark);
}

.site-description {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    line-height: 1.2;
    margin-top: 2px;
}

/* 主导航 */
.main-navigation {
    display: none;
    align-items: center;
}

.primary-menu {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.primary-menu > li {
    position: relative;
}

.primary-menu > li > a {
    display: block;
    padding: var(--space-4) var(--space-6);
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.primary-menu > li > a:hover,
.primary-menu > li > a:focus {
    background-color: var(--color-bg-card);
    color: var(--color-primary);
    text-decoration: none;
}

.primary-menu > li.current-menu-item > a,
.primary-menu > li.current-menu-ancestor > a {
    color: var(--color-primary);
    font-weight: 700;
}

/* 子菜单 */
.primary-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition-fast);
    z-index: 100;
}

.primary-menu > li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.primary-menu .sub-menu li a {
    display: block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.primary-menu .sub-menu li a:hover {
    background-color: var(--color-bg-card);
    color: var(--color-primary);
    text-decoration: none;
}

/* 头部操作区 */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.header-action-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    font-size: var(--text-lg);
}

.header-action-btn:hover {
    background-color: var(--color-bg-card);
    color: var(--color-primary);
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    cursor: pointer;
    gap: 5px;
    background: none;
    border: none;
    padding: 8px;
}

.hamburger {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.hamburger::before,
.hamburger::after {
    content: '';
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.hamburger::before {
    transform: translateY(-7px);
}

.hamburger::after {
    transform: translateY(5px);
}

/* 汉堡按钮激活态 */
.mobile-menu-toggle.active .hamburger {
    background-color: transparent;
}

.mobile-menu-toggle.active .hamburger::before {
    transform: translateY(0) rotate(45deg);
}

.mobile-menu-toggle.active .hamburger::after {
    transform: translateY(-2px) rotate(-45deg);
}

/* 搜索覆盖层 */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(62, 39, 35, 0.85);
    z-index: 2000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 20vh;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-overlay-inner {
    width: 90%;
    max-width: 640px;
    transform: translateY(-20px);
    transition: transform var(--transition-normal);
}

.search-overlay.active .search-overlay-inner {
    transform: translateY(0);
}

.search-overlay-form {
    display: flex;
    gap: var(--space-3);
}

.search-overlay-input {
    flex: 1;
    height: 56px;
    padding: 0 var(--space-6);
    font-size: var(--text-lg);
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: var(--radius-lg);
    background-color: rgba(255,255,255,0.95);
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-fast);
}

.search-overlay-input:focus {
    border-color: var(--color-primary-light);
}

.search-overlay-input::placeholder {
    color: var(--color-text-muted);
}

.search-overlay-submit {
    height: 56px;
    padding: 0 var(--space-8);
    font-size: var(--text-lg);
    font-weight: 600;
    color: #fff;
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    white-space: nowrap;
}

.search-overlay-submit:hover {
    background-color: var(--color-primary-dark);
}

.search-overlay-close {
    position: absolute;
    top: var(--space-8);
    right: var(--space-8);
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background-color: rgba(255,255,255,0.2);
    color: #fff;
    font-size: var(--text-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    border: none;
}

.search-overlay-close:hover {
    background-color: rgba(255,255,255,0.3);
}

/* ============================================================
   1.6 移动端菜单
   ============================================================ */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background-color: var(--color-bg-white);
    z-index: 1500;
    overflow-y: auto;
    transition: right var(--transition-normal);
    box-shadow: var(--shadow-xl);
    padding: var(--space-8) var(--space-6) var(--space-6);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border-light);
}

.mobile-menu-title {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.mobile-menu-close {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    background: none;
}

.mobile-menu-close:hover {
    background-color: var(--color-bg-card);
    color: var(--color-text);
}

.mobile-menu-nav {
    margin-bottom: var(--space-6);
}

.mobile-menu-nav a {
    display: block;
    padding: var(--space-4) 0;
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 1px solid var(--color-border-light);
    transition: color var(--transition-fast);
}

.mobile-menu-nav a:hover,
.mobile-menu-nav a:focus {
    color: var(--color-primary);
    text-decoration: none;
}

.mobile-menu-nav a.current-menu-item {
    color: var(--color-primary);
    font-weight: 700;
}

/* 移动端菜单遮罩 */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 1400;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ============================================================
   1.7 Hero 区域
   ============================================================ */
.hero-section {
    position: relative;
    width: 100%;
    min-height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    margin-top: calc(44px + var(--header-height));
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(183, 28, 28, 0.65) 0%,
        rgba(62, 39, 35, 0.55) 50%,
        rgba(141, 110, 99, 0.45) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: var(--space-12) var(--space-6);
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-sans);
    font-size: var(--text-4xl);
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--space-4);
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    line-height: 1.3;
}

.hero-subtitle {
    font-size: var(--text-lg);
    color: rgba(255,255,255,0.9);
    margin-bottom: var(--space-8);
    line-height: 1.6;
}

/* Hero 搜索框 */
.hero-search {
    display: flex;
    max-width: 560px;
    margin: 0 auto var(--space-8);
    gap: var(--space-3);
}

.hero-search-input {
    flex: 1;
    height: 52px;
    padding: 0 var(--space-5);
    font-size: var(--text-base);
    border: none;
    border-radius: var(--radius-lg);
    background-color: rgba(255,255,255,0.95);
    color: var(--color-text);
    outline: none;
}

.hero-search-input::placeholder {
    color: var(--color-text-muted);
}

.hero-search-btn {
    height: 52px;
    padding: 0 var(--space-6);
    font-size: var(--text-base);
    font-weight: 600;
    color: #fff;
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    white-space: nowrap;
}

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

/* Hero 快速入口按钮组 */
.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.hero-action-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
    font-weight: 500;
    color: #fff;
    background-color: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    backdrop-filter: blur(4px);
}

.hero-action-btn:hover {
    background-color: rgba(255,255,255,0.35);
    text-decoration: none;
    color: #fff;
}

/* ============================================================
   1.8 快速入口
   ============================================================ */
.quick-links {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-4);
    padding: var(--space-8) 0;
}

.quick-link-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-6) var(--space-3);
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.quick-link-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
}

.quick-link-icon {
    font-size: 2rem;
    margin-bottom: var(--space-3);
    line-height: 1;
}

.quick-link-icon img {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.quick-link-text {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text);
    text-align: center;
    line-height: 1.4;
}

/* ============================================================
   1.9 板块区域
   ============================================================ */
.section-block {
    padding: var(--space-16) 0;
}

.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: var(--space-8);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.section-title {
    font-family: var(--font-sans);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text);
    padding-left: var(--space-4);
    border-left: 4px solid var(--color-primary);
    line-height: 1.3;
}

.section-description {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-2);
}

.section-more {
    font-size: var(--text-sm);
    color: var(--color-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.section-more:hover {
    color: var(--color-primary-dark);
    text-decoration: none;
}

.section-more::after {
    content: '\2192';
    font-size: var(--text-base);
}

/* ============================================================
   1.10 卡片通用样式
   ============================================================ */
.card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-light);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card:hover::before {
    opacity: 1;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

.card-link:hover {
    text-decoration: none;
    color: inherit;
}

/* ============================================================
   1.11 故事卡片
   ============================================================ */
.card-story .card-thumb {
    position: relative;
    padding-top: 56.25%; /* 16:9 */
    overflow: hidden;
}

.card-story .card-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.card-story:hover .card-thumb img {
    transform: scale(1.05);
}

.card-story .card-body {
    padding: var(--space-5);
}

.card-story .tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.card-story .tag-list .tag {
    display: inline-block;
    padding: 2px var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    background-color: var(--color-bg);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.card-story .tag-list .tag:hover {
    background-color: var(--color-primary);
    color: #fff;
    text-decoration: none;
}

.card-story .card-title {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.4;
    margin-bottom: var(--space-2);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-story .card-title a {
    color: inherit;
    text-decoration: none;
}

.card-story .card-title a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.card-story .card-excerpt {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--space-4);
}

.card-story .card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border-light);
}

.card-story .meta-author {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.card-story .meta-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.card-story .meta-author-name {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    font-weight: 500;
}

.card-story .meta-date {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.card-story .meta-stats {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.card-story .meta-stats span {
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

/* ============================================================
   1.12 线路卡片
   ============================================================ */
.card-route .card-thumb {
    position: relative;
    padding-top: 60%;
    overflow: hidden;
}

.card-route .card-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.card-route:hover .card-thumb img {
    transform: scale(1.05);
}

.card-route .card-body {
    padding: var(--space-5);
}

.card-route .card-destination {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.card-route .card-route-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
}

.card-route .card-route-info .route-arrow {
    color: var(--color-primary);
    font-weight: 700;
}

.card-route .card-route-info .route-days {
    color: var(--color-text-muted);
}

.card-route .card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.card-route .card-tags .tag {
    display: inline-block;
    padding: 2px var(--space-3);
    font-size: var(--text-xs);
    border-radius: var(--radius-full);
    background-color: var(--color-bg);
    color: var(--color-text-muted);
}

.card-route .card-tags .tag.difficulty-easy {
    background-color: #E8F5E9;
    color: #2E7D32;
}

.card-route .card-tags .tag.difficulty-medium {
    background-color: #FFF3E0;
    color: #E65100;
}

.card-route .card-tags .tag.difficulty-hard {
    background-color: #FFEBEE;
    color: #C62828;
}

.card-route .card-tags .tag.season-spring {
    background-color: #FCE4EC;
    color: #AD1457;
}

.card-route .card-tags .tag.season-summer {
    background-color: #E3F2FD;
    color: #1565C0;
}

.card-route .card-tags .tag.season-autumn {
    background-color: #FFF8E1;
    color: #F57F17;
}

.card-route .card-tags .tag.season-winter {
    background-color: #E8EAF6;
    color: #283593;
}

.card-route .card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border-light);
}

.card-route .card-budget {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.card-route .card-budget strong {
    font-size: var(--text-lg);
    color: var(--color-primary);
    font-weight: 700;
}

.card-route .card-detail-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.card-route .card-detail-btn:hover {
    background-color: var(--color-primary);
    color: #fff;
    text-decoration: none;
}

/* ============================================================
   1.13 地点卡片
   ============================================================ */
.card-place .card-thumb {
    position: relative;
    padding-top: 75%;
    overflow: hidden;
}

.card-place .card-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.card-place:hover .card-thumb img {
    transform: scale(1.05);
}

.card-place .card-body {
    padding: var(--space-5);
}

.card-place .card-city {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.card-place .card-climate-tag {
    display: inline-block;
    padding: 2px var(--space-3);
    font-size: var(--text-xs);
    border-radius: var(--radius-full);
    background-color: #E0F2F1;
    color: #00695C;
    margin-bottom: var(--space-3);
}

.card-place .card-rating {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin-bottom: var(--space-3);
}

.card-place .card-rating .star {
    color: var(--color-warning);
    font-size: var(--text-base);
}

.card-place .card-rating .star.empty {
    color: var(--color-border);
}

.card-place .card-rating .rating-text {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-left: var(--space-1);
}

.card-place .card-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.card-place .card-info-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.card-place .card-info-item .info-label {
    color: var(--color-text-muted);
}

/* ============================================================
   1.14 招募卡片
   ============================================================ */
.card-recruit .card-thumb {
    position: relative;
    padding-top: 56.25%;
    overflow: hidden;
}

.card-recruit .card-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.card-recruit:hover .card-thumb img {
    transform: scale(1.05);
}

.card-recruit .card-status {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    color: #fff;
    z-index: 2;
}

.card-recruit .card-status.status-open {
    background-color: var(--color-success);
}

.card-recruit .card-status.status-full {
    background-color: var(--color-warning);
}

.card-recruit .card-status.status-closed {
    background-color: var(--color-text-muted);
}

.card-recruit .card-body {
    padding: var(--space-5);
}

.card-recruit .card-title {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-3);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-recruit .card-title a {
    color: inherit;
    text-decoration: none;
}

.card-recruit .card-title a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.card-recruit .card-info {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.card-recruit .card-info-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.card-recruit .card-progress {
    margin-bottom: var(--space-4);
}

.card-recruit .progress-label {
    display: flex;
    justify-content: space-between;
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--space-1);
}

.card-recruit .progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--color-border-light);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.card-recruit .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

.card-recruit .card-publisher {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border-light);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.card-recruit .card-publisher img {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

/* ============================================================
   1.15 筛选栏
   ============================================================ */
.filter-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    padding: var(--space-4) var(--space-5);
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.filter-label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-right: var(--space-1);
    white-space: nowrap;
}

.filter-btn {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

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

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

.filter-select {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    outline: none;
    min-width: 120px;
    height: 40px;
    transition: border-color var(--transition-fast);
}

.filter-select:focus {
    border-color: var(--color-primary);
}

.filter-sort {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* ============================================================
   1.16 分页
   ============================================================ */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-10);
    padding-top: var(--space-8);
}

.pagination .page-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text);
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.pagination .page-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    text-decoration: none;
}

.pagination .page-btn.active {
    background-color: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.pagination .page-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.pagination .page-prev,
.pagination .page-next {
    width: auto;
    padding: 0 var(--space-4);
    font-size: var(--text-sm);
}

/* ============================================================
   1.17 详情页样式
   ============================================================ */

/* 面包屑 */
.breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-1);
    padding: var(--space-4) 0;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.breadcrumbs a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.breadcrumbs .separator {
    margin: 0 var(--space-1);
    color: var(--color-border);
}

.breadcrumbs .current {
    color: var(--color-text-secondary);
}

/* 文章标题 */
.entry-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.entry-title {
    font-family: var(--font-sans);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.4;
    margin-bottom: var(--space-4);
}

/* 文章meta */
.entry-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    flex-wrap: wrap;
}

.entry-meta-item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

.entry-meta-item img {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

/* 特色图片 */
.entry-featured-image {
    margin: 0 auto var(--space-8);
    max-width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.entry-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* 文章内容 */
.entry-content {
    font-size: var(--text-base);
    line-height: 1.8;
    color: var(--color-text);
    max-width: 800px;
    margin: 0 auto;
}

.entry-content p {
    margin-bottom: 1.5em;
    line-height: 1.8;
}

.entry-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--space-6) auto;
    display: block;
}

.entry-content h2 {
    font-size: var(--text-2xl);
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
    color: var(--color-text);
}

.entry-content h3 {
    font-size: var(--text-xl);
    margin-top: var(--space-8);
    margin-bottom: var(--space-3);
    color: var(--color-text);
}

.entry-content h4 {
    font-size: var(--text-lg);
    margin-top: var(--space-6);
    margin-bottom: var(--space-3);
}

.entry-content ul,
.entry-content ol {
    margin-bottom: 1.5em;
    padding-left: var(--space-6);
}

.entry-content ul {
    list-style: disc;
}

.entry-content ol {
    list-style: decimal;
}

.entry-content li {
    margin-bottom: var(--space-2);
    line-height: 1.8;
}

.entry-content blockquote {
    margin: var(--space-6) 0;
    padding: var(--space-5) var(--space-6);
    border-left: 4px solid var(--color-primary);
    background-color: var(--color-bg-card);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: italic;
    color: var(--color-text-secondary);
}

.entry-content blockquote p:last-child {
    margin-bottom: 0;
}

.entry-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.entry-content a:hover {
    color: var(--color-primary-dark);
}

.entry-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-6) 0;
    font-size: var(--text-sm);
}

.entry-content table th,
.entry-content table td {
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-border);
    text-align: left;
}

.entry-content table th {
    background-color: var(--color-bg-card);
    font-weight: 600;
}

.entry-content pre,
.entry-content code {
    font-family: 'Courier New', monospace;
    background-color: var(--color-bg-card);
    border-radius: var(--radius-sm);
}

.entry-content code {
    padding: 2px var(--space-2);
    font-size: 0.9em;
}

.entry-content pre {
    padding: var(--space-5);
    overflow-x: auto;
    margin: var(--space-6) 0;
}

.entry-content pre code {
    padding: 0;
    background: none;
    font-size: inherit;
}

/* 标签列表 */
.entry-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border-light);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.entry-tags .tags-label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-right: var(--space-2);
    line-height: 2;
}

.entry-tags .tag {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.entry-tags .tag:hover {
    background-color: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    text-decoration: none;
}

/* 操作按钮组 */
.entry-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border-light);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text-secondary);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.action-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    text-decoration: none;
}

.action-btn .action-icon {
    font-size: var(--text-lg);
}

.action-btn.like-btn.liked {
    background-color: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.action-btn.favorite-btn.favorited {
    background-color: var(--color-favorite);
    color: #fff;
    border-color: var(--color-favorite);
}

/* 评论区 */
.comments-area {
    max-width: 800px;
    margin: var(--space-12) auto 0;
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border-light);
}

.comments-title {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-6);
}

.comment-list {
    list-style: none;
}

.comment {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-5) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.comment .comment-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.comment .comment-body {
    flex: 1;
    min-width: 0;
}

.comment .comment-author {
    font-weight: 600;
    color: var(--color-text);
    font-size: var(--text-base);
}

.comment .comment-date {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-left: var(--space-2);
}

.comment .comment-content {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-top: var(--space-2);
}

.comment .children {
    list-style: none;
    padding-left: var(--space-8);
    margin-top: var(--space-4);
}

/* 评论表单 */
.comment-respond {
    margin-top: var(--space-8);
}

.comment-reply-title {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-6);
}

.comment-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.comment-form .form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.comment-form label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg-white);
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-fast);
    min-height: 48px;
}

.comment-form textarea {
    min-height: 120px;
    resize: vertical;
}

.comment-form input:focus,
.comment-form textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(183, 28, 28, 0.1);
}

.comment-form .submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-8);
    font-size: var(--text-base);
    font-weight: 600;
    color: #fff;
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    align-self: flex-start;
    min-height: 48px;
}

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

/* ============================================================
   1.18 用户中心
   ============================================================ */
.user-center {
    max-width: 900px;
    margin: 0 auto;
}

/* 用户信息卡片 */
.user-profile-card {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    padding: var(--space-8);
    background-color: var(--color-bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    margin-bottom: var(--space-8);
}

.user-profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 3px solid var(--color-primary-light);
    flex-shrink: 0;
}

.user-profile-info {
    flex: 1;
    min-width: 0;
}

.user-profile-name {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-1);
}

.user-profile-bio {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: 1.6;
}

.user-profile-stats {
    display: flex;
    gap: var(--space-6);
    margin-top: var(--space-3);
}

.user-profile-stat {
    text-align: center;
}

.user-profile-stat .stat-value {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.user-profile-stat .stat-label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

/* Tab导航 */
.user-tabs {
    display: flex;
    gap: var(--space-1);
    border-bottom: 2px solid var(--color-border-light);
    margin-bottom: var(--space-6);
    overflow-x: auto;
}

.user-tab {
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text-muted);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition-fast);
    white-space: nowrap;
    cursor: pointer;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
}

.user-tab:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.user-tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    font-weight: 600;
}

/* 用户内容列表 */
.user-content-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.user-content-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-5);
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    text-decoration: none;
    color: inherit;
}

.user-content-item:hover {
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: inherit;
}

.user-content-item .item-thumb {
    width: 80px;
    height: 60px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.user-content-item .item-info {
    flex: 1;
    min-width: 0;
}

.user-content-item .item-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-1);
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.user-content-item .item-meta {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

/* ============================================================
   1.19 侧边栏
   ============================================================ */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.widget {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-light);
    padding: var(--space-5);
    margin-bottom: var(--space-6);
}

.widget:last-child {
    margin-bottom: 0;
}

.widget-title {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text);
    padding-bottom: var(--space-3);
    margin-bottom: var(--space-4);
    border-bottom: 2px solid var(--color-primary);
}

/* 侧边栏搜索 */
.widget-search .search-form {
    display: flex;
    gap: var(--space-2);
}

.widget-search .search-field {
    flex: 1;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    outline: none;
    background-color: var(--color-bg);
    transition: border-color var(--transition-fast);
    min-height: 40px;
}

.widget-search .search-field:focus {
    border-color: var(--color-primary);
}

.widget-search .search-submit {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 600;
    color: #fff;
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    min-height: 40px;
}

.widget-search .search-submit:hover {
    background-color: var(--color-primary-dark);
}

/* 侧边栏分类列表 */
.widget-categories ul {
    display: flex;
    flex-direction: column;
}

.widget-categories li {
    border-bottom: 1px solid var(--color-border-light);
}

.widget-categories li:last-child {
    border-bottom: none;
}

.widget-categories li a {
    display: block;
    padding: var(--space-3) 0;
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.widget-categories li a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.widget-categories li a .count {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-left: var(--space-2);
}

/* 侧边栏标签云 */
.widget-tags .tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.widget-tags .tag-cloud a {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.widget-tags .tag-cloud a:hover {
    background-color: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    text-decoration: none;
}

/* 侧边栏热门文章 */
.widget-recent-posts .recent-post-item {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.widget-recent-posts .recent-post-item:last-child {
    border-bottom: none;
}

.widget-recent-posts .recent-post-thumb {
    width: 64px;
    height: 48px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.widget-recent-posts .recent-post-info {
    flex: 1;
    min-width: 0;
}

.widget-recent-posts .recent-post-title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--space-1);
}

.widget-recent-posts .recent-post-title a {
    color: inherit;
    text-decoration: none;
}

.widget-recent-posts .recent-post-title a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.widget-recent-posts .recent-post-date {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

/* ============================================================
   1.20 页脚
   ============================================================ */
.site-footer {
    background-color: #3E2723;
    color: rgba(255,255,255,0.85);
    padding-top: var(--space-12);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.footer-widget {
    margin-bottom: var(--space-6);
}

.footer-widget-title {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--color-primary);
}

.footer-widget p {
    font-size: var(--text-sm);
    line-height: 1.8;
    color: rgba(255,255,255,0.7);
}

.footer-widget ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-widget ul li a {
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
    padding: var(--space-1) 0;
}

.footer-widget ul li a:hover {
    color: #fff;
    text-decoration: none;
}

/* 页脚底部版权栏 */
.footer-bottom {
    margin-top: var(--space-8);
    padding: var(--space-5) var(--space-6);
    border-top: 1px solid rgba(255,255,255,0.15);
    text-align: center;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
}

.footer-copyright {
    font-size: var(--text-xs);
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
}

.footer-copyright a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
}

.footer-copyright a:hover {
    color: #fff;
    text-decoration: underline;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: var(--space-8);
    right: var(--space-8);
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary);
    color: #fff;
    font-size: var(--text-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    z-index: 900;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

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

/* ============================================================
   1.21 搜索结果页
   ============================================================ */
.search-results-header {
    margin-bottom: var(--space-8);
}

.search-results-title {
    font-family: var(--font-sans);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.search-results-count {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.search-highlight {
    background-color: rgba(249, 168, 37, 0.3);
    padding: 0 2px;
    border-radius: 2px;
    font-weight: 600;
}

.search-result-item {
    padding: var(--space-5) 0;
    border-bottom: 1px solid var(--color-border-light);
}

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

.search-result-title {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-2);
}

.search-result-title a {
    color: inherit;
    text-decoration: none;
}

.search-result-title a:hover {
    text-decoration: underline;
}

.search-result-excerpt {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.search-result-url {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-2);
}

/* ============================================================
   1.22 404页面
   ============================================================ */
.error-404 {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 60vh;
    padding: var(--space-16) var(--space-6);
}

.error-404 .error-code {
    font-family: var(--font-sans);
    font-size: 6rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-4);
    opacity: 0.3;
}

.error-404 .error-title {
    font-family: var(--font-sans);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-4);
}

.error-404 .error-message {
    font-size: var(--text-base);
    color: var(--color-text-muted);
    margin-bottom: var(--space-8);
    max-width: 400px;
}

.error-404 .error-home-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-8);
    font-size: var(--text-base);
    font-weight: 600;
    color: #fff;
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    text-decoration: none;
}

.error-404 .error-home-btn:hover {
    background-color: var(--color-primary-dark);
    text-decoration: none;
    color: #fff;
}

/* ============================================================
   1.23 消息提示
   ============================================================ */
.toast-container {
    position: fixed;
    top: calc(44px + var(--header-height) + var(--space-4));
    left: 50%;
    transform: translateX(-50%);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-weight: 500;
    color: #fff;
    box-shadow: var(--shadow-lg);
    pointer-events: auto;
    animation: toastIn 0.3s ease forwards;
    max-width: 400px;
}

.toast.toast-success {
    background-color: var(--color-success);
}

.toast.toast-error {
    background-color: var(--color-error);
}

.toast.toast-info {
    background-color: #1976D2;
}

.toast.toast-warning {
    background-color: var(--color-warning);
    color: var(--color-text);
}

.toast.toast-out {
    animation: toastOut 0.3s ease forwards;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}

/* ============================================================
   1.24 加载动画
   ============================================================ */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    padding: var(--space-12);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border-light);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-text {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

/* 加载更多按钮 */
.load-more-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    width: 100%;
    max-width: 300px;
    margin: var(--space-8) auto 0;
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-primary);
    background-color: var(--color-bg-white);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.load-more-btn:hover:not(:disabled) {
    background-color: var(--color-primary);
    color: #fff;
}

.load-more-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ============================================================
   1.25 模态框
   ============================================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 5000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px) scale(0.95);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border-light);
}

.modal-title {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
}

.modal-close {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    background: none;
}

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

.modal-body {
    padding: var(--space-6);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border-light);
}

/* ============================================================
   1.26 适老化 - 字体放大
   ============================================================ */
body[data-font-size="normal"] {
    font-size: var(--text-base);
}

body[data-font-size="large"] {
    font-size: 18px;
}

body[data-font-size="larger"] {
    font-size: 20px;
}

body[data-font-size="largest"] {
    font-size: 22px;
}

/* ============================================================
   1.27 适老化 - 高对比模式
   ============================================================ */
body.high-contrast {
    --color-bg: #FFFFFF;
    --color-bg-card: #FFFFFF;
    --color-text: #000000;
    --color-border: #000000;
    --color-text-muted: #333333;
}

body.high-contrast * {
    box-shadow: none !important;
}

body.high-contrast a {
    text-decoration: underline;
}

body.high-contrast .card {
    border: 2px solid #000;
}

body.high-contrast .filter-btn {
    border: 2px solid #000;
}

body.high-contrast .site-header {
    border-bottom: 2px solid #000;
}

body.high-contrast .accessibility-toolbar {
    border-bottom: 2px solid #000;
}

/* ============================================================
   1.28 响应式设计（移动优先）
   ============================================================ */

/* 移动端基础 */
@media (max-width: 640px) {
    :root {
        --header-height: 60px;
    }

    .container {
        padding: 0 var(--space-4);
    }

    .site-title {
        font-size: var(--text-xl);
    }

    .site-description {
        display: none;
    }

    .main-navigation {
        display: none !important;
    }

    .mobile-menu-toggle {
        display: flex !important;
    }

    .hero-section {
        min-height: 300px;
        margin-top: calc(44px + var(--header-height));
    }

    .hero-title {
        font-size: var(--text-2xl);
    }

    .hero-subtitle {
        font-size: var(--text-base);
    }

    .hero-search {
        flex-direction: column;
    }

    .hero-search-input {
        height: 48px;
    }

    .hero-search-btn {
        height: 48px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .quick-links {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }

    .quick-link-item {
        padding: var(--space-4) var(--space-2);
    }

    .quick-link-icon {
        font-size: 1.5rem;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }

    .section-block {
        padding: var(--space-10) 0;
    }

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

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

    .filter-sort {
        margin-left: 0;
        width: 100%;
    }

    .filter-sort .filter-select {
        width: 100%;
    }

    .pagination .page-btn {
        width: 38px;
        height: 38px;
        font-size: var(--text-sm);
    }

    .entry-title {
        font-size: var(--text-2xl);
    }

    .entry-meta {
        flex-direction: column;
        gap: var(--space-2);
    }

    .entry-actions {
        flex-direction: column;
    }

    .action-btn {
        width: 100%;
        justify-content: center;
    }

    .user-profile-card {
        flex-direction: column;
        text-align: center;
    }

    .user-tabs {
        gap: 0;
    }

    .user-tab {
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
    }

    .site-footer .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .accessibility-toolbar {
        font-size: var(--text-sm);
        padding: var(--space-1) var(--space-2);
        height: 38px;
    }

    .a11y-btn {
        width: 32px;
        height: 32px;
        font-size: var(--text-xs);
    }

    .a11y-label {
        font-size: 0.65rem;
    }

    .back-to-top {
        width: 42px;
        height: 42px;
        bottom: var(--space-4);
        right: var(--space-4);
    }

    .modal {
        max-width: 100%;
        margin: var(--space-4);
        border-radius: var(--radius-md);
    }

    .comment {
        flex-direction: column;
        gap: var(--space-2);
    }

    .comment .children {
        padding-left: var(--space-4);
    }

    .search-overlay {
        padding-top: 15vh;
    }

    .search-overlay-form {
        flex-direction: column;
    }

    .search-overlay-close {
        top: var(--space-4);
        right: var(--space-4);
    }
}

/* 平板 */
@media (min-width: 641px) and (max-width: 1023px) {
    .quick-links {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

    .content-with-sidebar {
        display: grid;
        grid-template-columns: 1fr 260px;
        gap: var(--space-6);
    }

    .widget-area {
        width: 260px;
    }
}

/* 桌面端 */
@media (min-width: 1024px) {
    .main-navigation {
        display: flex !important;
    }

    .mobile-menu-toggle {
        display: none !important;
    }

    .quick-links {
        grid-template-columns: repeat(6, 1fr);
    }

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

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

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

    .content-with-sidebar {
        display: grid;
        grid-template-columns: 1fr 300px;
        gap: var(--space-8);
    }
}

/* 大屏 */
@media (min-width: 1280px) {
    .card-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ============================================================
   1.29 打印样式
   ============================================================ */
@media print {
    .accessibility-toolbar,
    .site-header,
    .site-footer,
    .back-to-top,
    .mobile-menu,
    .mobile-menu-overlay,
    .search-overlay,
    .hero-actions,
    .filter-bar,
    .pagination,
    .load-more-btn,
    .entry-actions,
    .comment-respond,
    .toast-container,
    .modal-overlay {
        display: none !important;
    }

    body {
        background: white;
        color: black;
        font-size: 12pt;
        line-height: 1.6;
    }

    a {
        color: black;
        text-decoration: underline;
    }

    .site-content {
        padding-top: 0;
    }

    .hero-section {
        margin-top: 0;
        min-height: auto;
    }

    .card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }

    .entry-content {
        max-width: 100%;
    }

    .entry-content img {
        max-width: 100%;
    }
}

/* ============================================================
   1.30 动画
   ============================================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-fadeIn {
    animation: fadeIn 0.3s ease;
}

.animate-slideUp {
    animation: slideUp 0.4s ease;
}

/* 卡片加载动画 */
.card-animate {
    opacity: 0;
    transform: translateY(20px);
}

.card-animate.animate-slideUp {
    opacity: 1;
    transform: translateY(0);
}

/* 图片懒加载淡入 */
.img-lazy {
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.img-lazy.loaded {
    opacity: 1;
}

/* ============================================================
   附加工具类
   ============================================================ */

/* 文字对齐 */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* 显示/隐藏 */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.hidden {
    display: none !important;
}

/* 间距工具类 */
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

/* Flex工具类 */
.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-wrap { flex-wrap: wrap; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }

/* 通用按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    border: none;
    min-height: 44px;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    color: #fff;
    text-decoration: none;
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: #fff;
    text-decoration: none;
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    min-height: 36px;
}

/* 通用表单 */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.form-label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg-white);
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    min-height: 48px;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(183, 28, 28, 0.1);
}

.form-input.error,
.form-textarea.error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.1);
}

.form-error {
    font-size: var(--text-xs);
    color: var(--color-error);
}

.form-hint {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

/* WordPress 核心样式覆盖 */
.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.alignleft {
    float: left;
    margin-right: var(--space-4);
    margin-bottom: var(--space-4);
}

.alignright {
    float: right;
    margin-left: var(--space-4);
    margin-bottom: var(--space-4);
}

.wp-caption {
    max-width: 100%;
}

.wp-caption-text {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    text-align: center;
    margin-top: var(--space-2);
}

/* 屏幕阅读器专用 */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute !important;
    width: 1px;
    word-wrap: normal !important;
}

/* 焦点可见样式（键盘导航） */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}