:root {
    /* 柔和的枫叶红配色 */
    --maple-primary: #f65e77;
    --maple-light: #ed7589;
    --maple-lighter: #FCE4E8;
    --maple-dark: #D4455D;

    /* 中性色 */
    --text-primary: #444444;
    --text-secondary: #555555;
    --text-muted: #999999;

    --bg-body: #F5F7FA;
    --bg-card: #FFFFFF;
    --bg-sidebar: #FAFBFC;

    --border: #E8EAED;
    --border-light: #F0F2F5;

    /* 阴影 */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
    --shadow: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-hover: 0 4px 16px rgba(232,93,117,0.15);

    /* 其他颜色 */
    --success: #52C41A;
    --warning: #FAAD14;
    --info: #1890FF;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Space Grotesk', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
    letter-spacing: -0.01em;
}

/* 顶部导航栏 */
.navbar {
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

.navbar-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    height: 60px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-primary);
    margin-right: 32px;
    transition: transform 0.3s;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    font-size: 24px;
    width: 24px;
    height: 24px;
    line-height: 1;
}

.logo-text {
    font-size: 26px;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.logo-text .pi {
    color: var(--maple-primary);
    font-weight: 400;
}

.nav-menu {
    display: flex;
    gap: 24px;
    flex: 1;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--maple-primary);
}

.nav-search {
    position: relative;
    width: 240px;
}

.search-input {
    width: 100%;
    height: 36px;
    padding: 0 36px 0 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.3s;
    background: var(--bg-body);
}

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

.search-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 16px;
}

/* 顶部搜索横幅 */
.hero-search-banner {
    background: linear-gradient(135deg, #FFD6E0 0%, #FFE8EE 30%, #FFF0F5 50%, #FFE8EE 70%, #FFD6E0 100%);
    padding: 68px 24px 130px 24px;
    position: relative;
    overflow: hidden;
}

.hero-search-banner::before {
    content: '🍁';
    position: absolute;
    font-size: 200px;
    opacity: 0.05;
    top: -50px;
    right: 10%;
    transform: rotate(-15deg);
    pointer-events: none;
}

.hero-search-banner::after {
    content: '🍁';
    position: absolute;
    font-size: 150px;
    opacity: 0.05;
    bottom: -30px;
    left: 15%;
    transform: rotate(25deg);
    pointer-events: none;
}

.hero-search-container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
    overflow: visible;
}

.hero-search-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
    /* 新增以下三行 */
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.hero-search-subtitle {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-weight: 400;
}

.hero-search-wrapper {
    display: flex;
    gap: 12px;
    max-width: 700px;
    margin: 0 auto 20px;
    background: white;
    border-radius: 12px;
    padding: 6px;
    box-shadow: 0 8px 32px rgba(232,93,117,0.2), 0 2px 8px rgba(0,0,0,0.08);
    border: 2px solid rgba(232,93,117,0.2);
    position: relative;
    overflow: visible;
}

/* Hero搜索引擎选择器 */
.hero-search-engine-selector {
    position: relative;
    z-index: 1001;
}

.hero-search-engine-btn {
    height: 48px;
    padding: 0 16px;
    background: var(--bg-body);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 110px;
    justify-content: space-between;
}

.hero-search-engine-btn:hover {
    border-color: var(--maple-primary);
    background: var(--bg-card);
}

.hero-engine-name {
    font-weight: 500;
}

.hero-dropdown-arrow {
    font-size: 10px;
    color: var(--text-muted);
    transition: transform 0.3s;
}

.hero-search-engine-selector.open .hero-dropdown-arrow {
    transform: rotate(180deg);
}

.hero-search-engine-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    z-index: 1000;
    overflow: hidden;
}

.hero-search-engine-selector.open .hero-search-engine-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.hero-engine-option {
    padding: 12px 16px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-primary);
}

.hero-engine-option:hover {
    background: linear-gradient(135deg, #FFE8EE, #FFF0F5);
    color: var(--maple-primary);
}

.hero-engine-option.active {
    background: linear-gradient(135deg, var(--maple-primary), var(--maple-light));
    color: white;
    font-weight: 500;
}

.hero-engine-icon {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.hero-search-input {
    flex: 1;
    height: 48px;
    padding: 0 20px;
    border: none;
    font-size: 15px;
    background: transparent;
    color: var(--text-primary);
}

.hero-search-input:focus {
    outline: none;
}

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

.hero-search-btn {
    height: 48px;
    padding: 0 32px;
    background: linear-gradient(135deg, var(--maple-light), var(--maple-primary));
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.hero-search-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232,93,117,0.3);
}

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

.search-btn-icon {
    font-size: 16px;
}

.search-btn-text {
    font-size: 15px;
}

/* 快速链接 */
.quick-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.quick-links-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.quick-link {
    font-size: 13px;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 4px 12px;
    border-radius: 6px;
    transition: all 0.3s;
    background: rgba(255,255,255,0.6);
}

.quick-link:hover {
    color: var(--maple-primary);
    background: white;
    box-shadow: 0 2px 8px rgba(232,93,117,0.1);
}

/* 主容器 */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
    display: flex;
    gap: 24px;
}

/* 侧边栏 */
.sidebar {
    width: 220px;
    flex-shrink: 0;
}

.sidebar-section {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
}

.sidebar-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-item {
    padding: 8px 12px;
    margin-bottom: 4px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-item:hover,
.sidebar-item.active {
    background: var(--maple-lighter);
    color: var(--maple-primary);
}

.sidebar-item .icon {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

/* 主内容区 */
.main-content {
    flex: 1;
    min-width: 0;
}

/* 搜索区域 */
.search-section {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.search-box {
    display: flex;
    gap: 12px;
    align-items: center;
}

/* 搜索引擎选择器 */
.search-engine-selector {
    position: relative;
}

.search-engine-btn {
    height: 48px;
    padding: 0 16px;
    background: var(--bg-body);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 120px;
    justify-content: space-between;
}

.search-engine-btn:hover {
    border-color: var(--maple-primary);
    background: var(--bg-card);
}

.engine-name {
    font-weight: 500;
}

.dropdown-arrow {
    font-size: 10px;
    color: var(--text-muted);
    transition: transform 0.3s;
}

.search-engine-btn:hover .dropdown-arrow {
    color: var(--maple-primary);
}

.search-engine-selector.open .dropdown-arrow {
    transform: rotate(180deg);
}

/* 下拉菜单 */
.search-engine-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    z-index: 1000;
    overflow: hidden;
}

.search-engine-selector.open .search-engine-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.engine-option {
    padding: 12px 16px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-primary);
}

.engine-option:hover {
    background: var(--maple-lighter);
    color: var(--maple-primary);
}

.engine-option.active {
    background: var(--maple-lighter);
    color: var(--maple-primary);
    font-weight: 500;
}

.engine-icon {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.search-main-input {
    flex: 1;
    height: 48px;
    padding: 0 20px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.3s;
    background: var(--bg-card);
}

.search-main-input:focus {
    outline: none;
    border-color: var(--maple-primary);
    box-shadow: 0 0 0 3px var(--maple-lighter);
}

.search-submit-btn {
    padding: 0 32px;
    height: 48px;
    background: var(--maple-primary);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.search-submit-btn:hover {
    background: var(--maple-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(232,93,117,0.3);
}
.search-submit-btn:active {
    transform: translateY(0);
}
/* 分类区块 */
.category-section {
    margin-bottom: 32px;
}
.category-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}
.category-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--maple-light), var(--maple-primary));
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: white;
}
.category-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}
.category-count {
    font-size: 12px;
    color: var(--text-muted);
}
.category-more {
    margin-left: auto;
    padding: 4px 12px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
}
.category-more:hover {
    border-color: var(--maple-primary);
    color: var(--maple-primary);
    background: var(--maple-lighter);
}
/* 网站卡片网格 */
.sites-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 12px;
}
/* OneNav风格卡片 - 更紧凑 */
.site-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
    position: relative;
}
.site-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232,93,117,0.12);
    border-color: var(--maple-primary);
}
.site-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}
.site-logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #F5F7FA, #E8EAED);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    border: 1px solid var(--border-light);
    overflow: hidden;
}
/* Favicon 图标样式 */
.site-logo img {
    width: 24px;
    height: 24px;
    object-fit: contain;
    display: block;
}
.site-logo-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}
.site-info {
    flex: 1;
    min-width: 0;
}
.site-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.site-url {
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.site-description {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 36px;
}
.site-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 8px;
    border-top: 1px solid var(--border-light);
}
.site-tags {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    flex: 1;
}
.site-tag {
    padding: 2px 6px;
    background: var(--bg-body);
    border-radius: 3px;
    font-size: 11px;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}
.site-tag.featured {
    background: var(--maple-lighter);
    color: var(--maple-primary);
    border-color: var(--maple-light);
}
.site-stats {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-muted);
}
.site-stat {
    display: flex;
    align-items: center;
    gap: 4px;
}
/* 页脚 */
.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 32px 24px;
    margin-top: 48px;
    text-align: center;
}
.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}
.footer-text {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 8px;
}
.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 16px;
}
.footer-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.3s;
}
.footer-link:hover {
    color: var(--maple-primary);
}
/* 响应式设计 */
@media (max-width: 1024px) {
    .sidebar {
        display: none;
    }
}

/* 加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.fade-in {
    animation: fadeInUp 0.5s ease-out;
}
/* 空状态 */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}
.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.3;
}

/* 语言切换器样式 */
.language-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 16px;
}

.language-switcher .lang-btn {
    padding: 6px 12px;
    border: 1px solid rgba(232,93,117,0.2);
    background: transparent;
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.3s ease;
    font-family: inherit;
}

.language-switcher .lang-btn:hover {
    background: var(--maple-lighter);
    color: var(--text-primary);
}

.language-switcher .lang-btn.active {
    background: var(--maple-primary);
    color: white;
    border-color: var(--maple-primary);
}

@media (max-width: 900px) {
    .nav-menu {
        display: none;
    }

    /* 让导航栏内容平铺 */
    .navbar-inner {
        justify-content: space-between;
        gap: 12px;
    }


}


@media (max-width: 768px) {
    .navbar-inner {
        flex-wrap: wrap;
        height: auto;
        padding: 12px 16px;
    }
    .nav-menu {
        display: none;
    }

    /* 修改：让搜索框和语言切换器各占一行 */
    .nav-search {
        display: none;
    }

    /* 语言切换器紧凑显示 */
    .language-switcher {
        flex-shrink: 0;
        margin-left: 0;
    }

    .language-switcher .lang-btn {
        padding: 5px 5px;
        font-size: 0;
        min-width: 24px;
    }

    .language-switcher .lang-btn::before {
        font-size: 13px;
    }

    .language-switcher .lang-btn[data-lang="sc"]::before {
        content: '简';
    }

    .language-switcher .lang-btn[data-lang="tc"]::before {
        content: '繁';
    }

    .language-switcher .lang-btn[data-lang="en"]::before {
        content: 'En';
    }

    .hero-search-banner {
        padding: 32px 16px 60px 16px; /* 减少底部padding */
    }

    .hero-search-title {
        font-size: 24px;
    }

    .hero-search-subtitle {
        font-size: 14px;
        margin-bottom: 24px;
    }

    .hero-search-wrapper {
        flex-direction: column;
        padding: 12px;
    }

    .hero-search-engine-btn {
        width: 100%;
    }

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

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

    /* 新增：在小屏隐藏快速链接 */
    .quick-links {
        display: none;
    }

    .container {
        padding: 16px;
    }

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


/* 加载状态 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    font-size: 18px;
    color: var(--maple-primary);
}

.loading-overlay.hidden {
    display: none;
}

/* 错误提示 */
.error-message {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.error-message h2 {
    color: var(--maple-primary);
    margin-bottom: 10px;
}

/* 网站Logo容器 - 加强版 */
.site-logo {
    position: relative;
    width: 32px !important;
    height: 32px !important;
    min-width: 32px;
    min-height: 32px;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0;
    overflow: hidden;
}

/* 真实favicon */
.site-favicon {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: none !important;
    margin: 0;
    padding: 0;
}

.site-favicon.loaded {
    display: block !important;
}

/* 占位符emoji */
.site-logo-fallback {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 20px;
    width: 100%;
    height: 100%;
    line-height: 1;
    margin: 0;
    padding: 0;
}

.site-logo-fallback.hidden {
    display: none !important;
}


.hero-title-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .hero-search-title {
        font-size: 24px;
    }

    .hero-title-logo {
        width: 24px;
        height: 24px;
    }
}