/* 糖心vlog - 主样式表 */
/* ohgnvk.cn */

/* ==================== 基础样式 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #FF6B9D;
    --secondary-color: #FF8A80;
    --accent-color: #FFB6C1;
    --dark-color: #2D3436;
    --light-color: #F8F9FA;
    --text-color: #333333;
    --text-light: #666666;
    --gradient: linear-gradient(135deg, #FF6B9D 0%, #FF8A80 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #fff;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== 头部导航 ==================== */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 45px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu li a {
    font-size: 1rem;
    font-weight: 500;
    padding: 8px 0;
    position: relative;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
}

.nav-menu li a:hover::after,
.nav-menu li a.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--dark-color);
    transition: 0.3s;
}

/* ==================== 搜索框 ==================== */
.search-bar {
    background: var(--light-color);
    padding: 15px 0;
    margin-top: 75px;
}

.search-container {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    gap: 10px;
}

.search-input {
    flex: 1;
    padding: 12px 20px;
    border: 2px solid #eee;
    border-radius: 25px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s;
}

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

.search-btn {
    padding: 12px 30px;
    background: var(--gradient);
    color: #fff;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.search-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255,107,157,0.4);
}

/* ==================== Banner轮播 ==================== */
.banner {
    position: relative;
    overflow: hidden;
    height: 500px;
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.banner-slide.active {
    opacity: 1;
}

.banner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.2) 100%);
    display: flex;
    align-items: center;
}

.banner-content {
    color: #fff;
    padding: 0 50px;
    max-width: 600px;
}

.banner-content h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    line-height: 1.3;
}

.banner-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn-primary {
    display: inline-block;
    padding: 15px 35px;
    background: var(--gradient);
    color: #fff;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 500;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255,107,157,0.4);
    color: #fff;
}

.banner-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.banner-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: background 0.3s;
}

.banner-dot.active {
    background: var(--primary-color);
}

/* ==================== 视频卡片 ==================== */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.section-title p {
    color: var(--text-light);
    font-size: 1.1rem;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.video-card {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.video-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.video-thumb {
    position: relative;
    padding-top: 56.25%;
    overflow: hidden;
}

.video-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.video-card:hover .video-thumb img {
    transform: scale(1.1);
}

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
}

.video-card:hover .play-btn {
    opacity: 1;
}

.play-btn::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 18px solid #fff;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    margin-left: 5px;
}

.video-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0,0,0,0.7);
    color: #fff;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.85rem;
}

.video-info {
    padding: 20px;
}

.video-info h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--text-light);
    font-size: 0.9rem;
}

.video-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.video-tag {
    display: inline-block;
    padding: 3px 10px;
    background: var(--accent-color);
    color: var(--primary-color);
    border-radius: 15px;
    font-size: 0.8rem;
    margin-top: 10px;
}

/* ==================== 服务模块 ==================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.service-card {
    text-align: center;
    padding: 40px 25px;
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #fff;
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.service-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* ==================== 专家团队 ==================== */
.experts-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.expert-card {
    text-align: center;
    background: #fff;
    border-radius: 15px;
    padding: 30px 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

.expert-card:hover {
    transform: translateY(-5px);
}

.expert-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 20px;
    border: 4px solid var(--accent-color);
}

.expert-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.expert-card h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.expert-title {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.expert-desc {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.expert-btn {
    display: inline-block;
    padding: 8px 20px;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

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

/* ==================== 用户评价 ==================== */
.testimonials {
    background: var(--light-color);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.testimonial-content {
    font-size: 1rem;
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 20px;
    position: relative;
    padding-left: 25px;
}

.testimonial-content::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 3rem;
    color: var(--accent-color);
    font-family: Georgia, serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author h4 {
    font-size: 1rem;
    margin-bottom: 3px;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.85rem;
}

/* ==================== 合作品牌 ==================== */
.partners-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    align-items: center;
}

.partner-logo {
    opacity: 0.6;
    transition: opacity 0.3s;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-light);
}

.partner-logo:hover {
    opacity: 1;
}

/* ==================== FAQ ==================== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: #fff;
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
    overflow: hidden;
}

.faq-question {
    padding: 20px 25px;
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-question:hover {
    background: var(--light-color);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform 0.3s;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s, padding 0.3s;
}

.faq-item.active .faq-answer {
    padding: 0 25px 20px;
    max-height: 200px;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ==================== 联系我们 ==================== */
.contact-section {
    background: var(--dark-color);
    color: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.contact-item h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.contact-item p {
    margin-bottom: 10px;
    opacity: 0.9;
}

.contact-item a {
    color: var(--accent-color);
}

.qr-codes {
    display: flex;
    gap: 20px;
}

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

.qr-code img {
    width: 120px;
    height: 120px;
    border-radius: 10px;
    margin-bottom: 10px;
}

.qr-code span {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* ==================== 页脚 ==================== */
.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 40px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-logo img {
    height: 35px;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    margin-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.9rem;
    opacity: 0.7;
}

/* ==================== 面包屑导航 ==================== */
.breadcrumb {
    padding: 15px 0;
    background: var(--light-color);
    margin-top: 75px;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 10px;
    list-style: none;
}

.breadcrumb-list li::after {
    content: '/';
    margin-left: 10px;
    color: var(--text-light);
}

.breadcrumb-list li:last-child::after {
    display: none;
}

.breadcrumb-list a {
    color: var(--text-light);
}

.breadcrumb-list li:last-child {
    color: var(--primary-color);
}

/* ==================== 内页样式 ==================== */
.page-header {
    background: var(--gradient);
    color: #fff;
    padding: 60px 0;
    text-align: center;
    margin-top: 75px;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.content-section {
    padding: 60px 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.sidebar {
    background: var(--light-color);
    padding: 25px;
    border-radius: 15px;
    height: fit-content;
}

.sidebar h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

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

.sidebar-list li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.sidebar-list li:last-child {
    border-bottom: none;
}

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

.sidebar-list span {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ==================== 工具卡片 ==================== */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.tool-card {
    background: #fff;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s;
}

.tool-card:hover {
    transform: translateY(-8px);
}

.tool-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--light-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.tool-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.tool-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.tool-btn {
    display: inline-block;
    padding: 10px 25px;
    background: var(--gradient);
    color: #fff;
    border-radius: 25px;
    font-size: 0.9rem;
    transition: transform 0.3s;
}

.tool-btn:hover {
    transform: scale(1.05);
    color: #fff;
}

/* ==================== 社区动态 ==================== */
.community-feed {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.feed-card {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.feed-header {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
}

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

.feed-user h4 {
    font-size: 1rem;
    margin-bottom: 3px;
}

.feed-user span {
    color: var(--text-light);
    font-size: 0.85rem;
}

.feed-content {
    padding: 0 20px 20px;
}

.feed-content p {
    margin-bottom: 15px;
    line-height: 1.7;
}

.feed-image {
    width: 100%;
    border-radius: 10px;
}

.feed-actions {
    display: flex;
    gap: 20px;
    padding: 15px 20px;
    border-top: 1px solid #eee;
}

.feed-action {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-light);
    cursor: pointer;
    transition: color 0.3s;
}

.feed-action:hover {
    color: var(--primary-color);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .experts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 75px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .banner {
        height: 400px;
    }
    
    .banner-content h1 {
        font-size: 1.8rem;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .experts-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .community-feed {
        grid-template-columns: 1fr;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .section-title h2 {
        font-size: 1.6rem;
    }
}

@media (max-width: 480px) {
    .banner {
        height: 350px;
    }
    
    .banner-content {
        padding: 0 20px;
    }
    
    .banner-content h1 {
        font-size: 1.5rem;
    }
    
    .search-container {
        flex-direction: column;
    }
    
    .search-btn {
        width: 100%;
    }
    
    .qr-codes {
        flex-direction: column;
        align-items: center;
    }
}

/* ==================== 动画效果 ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* ==================== 懒加载占位 ==================== */
.lazy-load {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}


/* ==================== 社区动态 ==================== */
.community-feed {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.feed-card {
    background: #fff;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

.feed-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

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

.feed-user h4 {
    font-size: 1rem;
    margin-bottom: 3px;
}

.feed-user span {
    font-size: 0.85rem;
    color: var(--text-light);
}

.feed-content p {
    line-height: 1.8;
    margin-bottom: 15px;
}

.feed-image {
    width: 100%;
    max-width: 400px;
    border-radius: 10px;
}

.feed-actions {
    display: flex;
    gap: 25px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.feed-action {
    color: var(--text-light);
    cursor: pointer;
    transition: color 0.3s;
}

.feed-action:hover {
    color: var(--primary-color);
}

/* ==================== 工具卡片 ==================== */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.tool-card {
    text-align: center;
    padding: 40px 30px;
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.tool-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.tool-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.tool-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.tool-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.tool-btn {
    display: inline-block;
    padding: 10px 25px;
    background: var(--gradient);
    color: #fff;
    border-radius: 20px;
    font-size: 0.95rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.tool-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255,107,157,0.4);
    color: #fff;
}

/* ==================== 内容布局 ==================== */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 40px;
}

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

.sidebar {
    background: var(--light-color);
    border-radius: 15px;
    padding: 30px;
    height: fit-content;
}

.sidebar h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

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

.sidebar-list li {
    padding: 12px 0;
    border-bottom: 1px solid #eee;
}

.sidebar-list li:last-child {
    border-bottom: none;
}

.sidebar-list li strong {
    display: block;
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 5px;
}

.sidebar-list li span {
    font-size: 1rem;
    color: var(--dark-color);
}

/* ==================== 页面头部 ==================== */
.page-header {
    background: var(--gradient);
    padding: 60px 0;
    text-align: center;
    color: #fff;
}

.page-header h1 {
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* ==================== 工具响应式 ==================== */
@media (max-width: 992px) {
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        order: -1;
    }
}

@media (max-width: 576px) {
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .community-feed {
        gap: 20px;
    }
    
    .feed-card {
        padding: 20px;
    }
}