/* style.css - 问鼎娱乐官方网站完整样式 */

/* 全局重置与变量 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #e94560;
    --primary-dark: #c23152;
    --primary-light: #ff6b6b;
    --secondary: #16213e;
    --accent: #0f3460;
    --bg: #0d0d1a;
    --bg-card: #1a1a2e;
    --text: #e0e0e0;
    --text-muted: #a0a0b0;
    --glass: rgba(26, 26, 46, 0.85);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --radius: 16px;
    --radius-sm: 10px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 亮色模式 */
[data-theme="light"] {
    --bg: #f5f5fa;
    --bg-card: #ffffff;
    --text: #1a1a2e;
    --text-muted: #555;
    --glass: rgba(255, 255, 255, 0.85);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --secondary: #e8e8f0;
    --accent: #d0d0e0;
}

/* 基础样式 */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    transition: background var(--transition), color var(--transition);
    overflow-x: hidden;
}

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

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

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

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

/* 通用区块 */
.section {
    padding: 80px 0;
}

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

.section-title h2 {
    font-size: 2.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 卡片 */
.card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(233, 69, 96, 0.15);
}

/* 网格布局 */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 25px;
}

.grid-4 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 20px;
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    box-shadow: 0 4px 15px rgba(233, 69, 96, 0.3);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(233, 69, 96, 0.4);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    box-shadow: none;
}

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

/* 主题切换按钮 */
.theme-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--glass);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--text);
    box-shadow: var(--shadow);
    transition: all var(--transition);
}

.theme-toggle:hover {
    transform: scale(1.1);
}

/* 返回顶部按钮 */
.back-top {
    position: fixed;
    bottom: 90px;
    right: 30px;
    z-index: 999;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--glass);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--text);
    box-shadow: var(--shadow);
    transition: all var(--transition);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

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

.back-top:hover {
    transform: scale(1.1);
}

/* 响应式 */
@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 50px 0;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .grid-3 {
        grid-template-columns: 1fr 1fr;
    }

    .grid-4 {
        grid-template-columns: 1fr 1fr;
    }
}

/* 滚动动画 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 0 20px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background var(--transition);
}

.navbar .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
}

.navbar .logo svg {
    width: 36px;
    height: 36px;
}

.nav-links {
    display: flex;
    gap: 8px;
    list-style: none;
}

.nav-links a {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: var(--text);
    font-weight: 500;
    font-size: 0.92rem;
    transition: all var(--transition);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
    background: rgba(233, 69, 96, 0.1);
}

/* 移动端菜单按钮 */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 8px;
}

.mobile-toggle span {
    width: 26px;
    height: 2.5px;
    background: var(--text);
    border-radius: 4px;
    transition: all var(--transition);
}

.mobile-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.open span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--glass);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 20px;
        gap: 12px;
        transform: translateY(-120%);
        opacity: 0;
        transition: all 0.4s ease;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Hero 区域 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 70px;
    background: linear-gradient(135deg, var(--bg) 0%, var(--secondary) 50%, var(--accent) 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-bg .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: orbFloat 20s infinite alternate;
}

.hero-bg .orb:nth-child(1) {
    width: 500px;
    height: 500px;
    background: var(--primary);
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.hero-bg .orb:nth-child(2) {
    width: 400px;
    height: 400px;
    background: var(--primary-light);
    bottom: -80px;
    right: -80px;
    animation-delay: -5s;
}

.hero-bg .orb:nth-child(3) {
    width: 300px;
    height: 300px;
    background: #7b2ff7;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
}

@keyframes orbFloat {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(30px, -30px) scale(1.1);
    }
    100% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero .scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.8rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }
}

/* Banner 轮播 */
.banner-carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    margin-bottom: 30px;
}

.banner-slides {
    display: flex;
    transition: transform 0.6s ease;
}

.banner-slide {
    min-width: 100%;
    padding: 60px 40px;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
}

.banner-slide h3 {
    font-size: 1.8rem;
    font-weight: 700;
}

.banner-slide p {
    color: var(--text-muted);
    max-width: 500px;
}

.banner-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.banner-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition);
}

.banner-dots span.active {
    background: var(--primary);
    transform: scale(1.2);
}

/* 数据统计 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    text-align: center;
}

.stat-item {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 30px 20px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.stat-item .number {
    font-size: 2.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-item .label {
    color: var(--text-muted);
    margin-top: 6px;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* 关于我们 */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 16px;
    font-size: 1.02rem;
}

.about-text .brand-story {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 25px;
    margin-top: 20px;
    border-left: 4px solid var(--primary);
}

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
    }
}

/* 企业文化 */
.culture-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.culture-item {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.culture-item h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--primary);
}

.culture-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .culture-list {
        grid-template-columns: 1fr;
    }
}

/* 团队介绍 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.team-card {
    text-align: center;
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 25px 15px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.team-card .avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 15px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
}

.team-card h4 {
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.team-card .role {
    color: var(--text-muted);
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .team-grid {
        grid-template-columns: 1fr 1fr;
    }
}

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

/* 产品中心 */
.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 25px;
}

.product-card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    text-align: center;
}

.product-card .icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.product-card h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.product-card p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
}

/* 产品优势 */
.advantage-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.advantage-item {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.advantage-item .icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(233, 69, 96, 0.1);
    border-radius: 12px;
}

.advantage-item h4 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.advantage-item p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

@media (max-width: 768px) {
    .advantage-grid {
        grid-template-columns: 1fr;
    }
}

/* 客户案例 */
.case-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 25px;
}

.case-card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.case-card .tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    background: rgba(233, 69, 96, 0.15);
    color: var(--primary);
    font-size: 0.8rem;
    margin-bottom: 10px;
}

.case-card h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.case-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .case-grid {
        grid-template-columns: 1fr;
    }
}

/* 合作伙伴 */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    align-items: center;
}

.partner-item {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.06);
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: all var(--transition);
}

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

@media (max-width: 768px) {
    .partner-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

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

/* 客户评价 */
.testimonial-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 25px;
}

.testimonial-card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.testimonial-card .stars {
    color: #ffc107;
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.testimonial-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 12px;
    font-style: italic;
}

.testimonial-card .author {
    font-weight: 600;
    font-size: 0.9rem;
}

.testimonial-card .company {
    color: var(--text-muted);
    font-size: 0.8rem;
}

@media (max-width: 768px) {
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
}

/* 新闻中心 */
.news-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 25px;
}

.news-card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.news-card .date {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-bottom: 8px;
}

.news-card h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.news-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
    }
}

/* 常见问题 */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    overflow: hidden;
}

.faq-question {
    padding: 18px 22px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 1rem;
    transition: background var(--transition);
}

.faq-question:hover {
    background: rgba(233, 69, 96, 0.05);
}

.faq-question .arrow {
    transition: transform var(--transition);
    font-size: 1.2rem;
}

.faq-item.open .faq-question .arrow {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 22px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.open .faq-answer {
    max-height: 300px;
    padding: 0 22px 18px;
}

.faq-answer p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* 使用指南 */
.howto-steps {
    max-width: 700px;
    margin: 0 auto;
    counter-reset: step;
}

.howto-step {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.howto-step .step-num {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.2rem;
    color: #fff;
    flex-shrink: 0;
}

.howto-step h4 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.howto-step p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

/* 联系我们 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.contact-info {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.contact-info .info-item {
    display: flex;
    gap: 12px;
    margin-bottom: 18px;
    align-items: flex-start;
}

.contact-info .info-item .icon {
    font-size: 1.3rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(233, 69, 96, 0.1);
    border-radius: 10px;
    flex-shrink: 0;
}

.contact-info .info-item h5 {
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.contact-info .info-item p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.contact-form {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    font-size: 0.95rem;
    margin-bottom: 16px;
    transition: border var(--transition);
    outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--primary);
}

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

.contact-form button {
    width: 100%;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* 页脚 */
.footer {
    background: var(--secondary);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    max-width: 300px;
    margin-top: 12px;
}

.footer-links h5 {
    font-size: 1rem;
    margin-bottom: 14px;
    color: var(--text);
}

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

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: color var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-bottom .legal-links {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-bottom .legal-links a {
    color: var(--text-muted);
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

/* 搜索模态框 */
.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
}

.search-modal.open {
    opacity: 1;
    visibility: visible;
}

.search-modal-content {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border-radius: var(--radius);
    padding: 30px;
    width: 90%;
    max-width: 500px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.search-modal input {
    width: 100%;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    font-size: 1rem;
    outline: none;
}

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

.search-results {
    margin-top: 16px;
    max-height: 300px;
    overflow-y: auto;
}

.search-results .result-item {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    cursor: pointer;
    transition: color var(--transition);
}

.search-results .result-item:hover {
    color: var(--primary);
}

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

/* 面包屑导航 */
.breadcrumb {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    padding: 80px 0 10px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

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

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

.breadcrumb .sep {
    color: var(--text-muted);
}

/* EEAT 区块 */
.eeat-section {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 30px;
    margin-top: 30px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.eeat-section h3 {
    font-size: 1.2rem;
    margin-bottom: 16px;
    color: var(--primary);
}

.eeat-section p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 10px;
}

.eeat-section .meta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 12px;
}

/* 辅助功能 */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    z-index: 9999;
    padding: 10px 20px;
    background: var(--primary);
    color: #fff;
    font-weight: 600;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}