/* 
 * 91爆料网 游戏解说 - 原创电竞风格CSS 
 * 主色调：深蓝 #0a0e17, 电竞蓝 #00c3ff, 荣耀金 #ffc800
 */
:root {
    --bg-dark: #0a0e17;
    --bg-panel: #151a25;
    --bg-light: #1e2433;
    --text-main: #e0e6ed;
    --text-muted: #8a94a6;
    --primary: #00c3ff;
    --primary-hover: #0099cc;
    --accent: #ffc800;
    --border: #2a3245;
    --shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
}

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

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

ul {
    list-style: none;
}

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

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: 4px;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: #fff;
    box-shadow: 0 0 15px rgba(0, 195, 255, 0.4);
}

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

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

.btn-sm {
    padding: 6px 16px;
    font-size: 14px;
}

.btn-block {
    display: block;
    width: 100%;
}

/* 头部导航 */
.site-header {
    background-color: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo-img {
    height: 40px;
    display: block;
}

.nav-list {
    display: flex;
    gap: 30px;
}

.nav-list a {
    color: var(--text-main);
    font-weight: 500;
    font-size: 16px;
    padding: 10px 0;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-main);
    transition: var(--transition);
}

/* 搜索框 */
.search-container {
    padding: 10px 0 15px;
    border-top: 1px solid var(--border);
}

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

.search-input {
    flex: 1;
    padding: 10px 15px;
    background-color: var(--bg-panel);
    border: 1px solid var(--border);
    border-right: none;
    border-radius: 4px 0 0 4px;
    color: var(--text-main);
    outline: none;
}

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

.search-btn {
    padding: 0 20px;
    background-color: var(--primary);
    color: #fff;
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    font-weight: bold;
}

/* Hero Banner */
.hero-section {
    height: 500px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    display: flex;
    align-items: center;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to right, rgba(10, 14, 23, 0.9) 0%, rgba(10, 14, 23, 0.4) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
}

.hero-content h1 {
    font-size: 42px;
    color: #fff;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

.hero-desc {
    font-size: 18px;
    color: #ddd;
    margin-bottom: 30px;
    text-shadow: 0 1px 5px rgba(0,0,0,0.8);
}

.hero-desc strong {
    color: var(--accent);
}

.hero-actions {
    display: flex;
    gap: 15px;
}

/* 面包屑 */
.breadcrumb-container {
    background-color: var(--bg-panel);
    padding: 15px 0;
    border-bottom: 1px solid var(--border);
}

.breadcrumb {
    display: flex;
    font-size: 14px;
}

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

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

.breadcrumb li + li::before {
    content: '>';
    margin: 0 10px;
    color: var(--text-muted);
}

/* 通用区块 */
section {
    padding: 60px 0;
}

.bg-light {
    background-color: var(--bg-panel);
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 32px;
    color: #fff;
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary);
}

.section-header p {
    color: var(--text-muted);
    margin-top: 20px;
}

/* 核心特性 */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--bg-panel);
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(0, 195, 255, 0.1);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    color: #fff;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-muted);
}

.feature-card strong {
    color: var(--primary);
}

/* 视频卡片 */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.video-card {
    background-color: var(--bg-panel);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.video-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.video-thumb {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 */
    overflow: hidden;
    cursor: pointer;
}

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

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

.play-btn {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 50px; height: 50px;
    background-color: rgba(0, 195, 255, 0.8);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
}

.play-btn::after {
    content: '';
    width: 0; height: 0;
    border-style: solid;
    border-width: 10px 0 10px 16px;
    border-color: transparent transparent transparent #fff;
    margin-left: 4px;
}

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

.video-duration {
    position: absolute;
    bottom: 10px; right: 10px;
    background-color: rgba(0,0,0,0.8);
    color: #fff;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
}

.video-info {
    padding: 15px;
}

.video-info h3 {
    font-size: 16px;
    color: #fff;
    margin-bottom: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.video-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.video-desc {
    font-size: 13px;
    color: #aaa;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    background-color: rgba(0, 195, 255, 0.1);
    color: var(--primary);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    border: 1px solid rgba(0, 195, 255, 0.3);
}

/* 专家团队 */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.expert-card {
    display: flex;
    background-color: var(--bg-panel);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.expert-img {
    width: 150px;
    object-fit: cover;
}

.expert-info {
    padding: 20px;
    flex: 1;
}

.expert-info h3 {
    color: #fff;
    font-size: 20px;
    margin-bottom: 5px;
}

.expert-title {
    color: var(--accent);
    font-size: 14px;
    margin-bottom: 10px;
}

.expert-desc {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.expert-actions {
    display: flex;
    gap: 10px;
}

/* 用户评论 */
.review-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.review-card {
    background-color: var(--bg-dark);
    padding: 25px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.review-stars {
    color: var(--accent);
    margin-bottom: 15px;
    letter-spacing: 2px;
}

.review-text {
    font-size: 14px;
    font-style: italic;
    margin-bottom: 20px;
    color: #ddd;
}

.review-text strong {
    color: var(--primary);
}

.review-author {
    color: var(--text-muted);
    font-size: 13px;
    text-align: right;
}

/* FAQ 手风琴 */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.faq-question {
    padding: 18px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    background-color: var(--bg-panel);
    transition: var(--transition);
}

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

.faq-question h3 {
    font-size: 16px;
    color: #fff;
    margin: 0;
}

.faq-icon {
    font-size: 24px;
    color: var(--primary);
    font-weight: 300;
    transition: transform 0.3s ease;
}

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

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    background-color: var(--bg-dark);
}

.faq-item.active .faq-answer {
    padding: 20px;
    max-height: 500px;
    border-top: 1px solid var(--border);
}

.faq-answer strong {
    color: var(--accent);
}

/* 内页公共样式 */
.page-header {
    height: 250px;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    text-align: center;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(10, 14, 23, 0.85);
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 36px;
    color: #fff;
    margin-bottom: 10px;
}

.page-header p {
    color: var(--primary);
    font-size: 18px;
}

.content-section {
    padding: 50px 0;
}

/* 社区内页 */
.community-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.topic-list li {
    display: flex;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px dashed var(--border);
}

.topic-tag {
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
    margin-right: 10px;
    background-color: var(--bg-light);
    color: var(--text-muted);
}

.topic-tag.hot {
    background-color: #ff4d4f;
    color: #fff;
}

.topic-tag.精 {
    background-color: var(--accent);
    color: #000;
}

.topic-list a {
    flex: 1;
    color: #fff;
    font-size: 16px;
}

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

.topic-count {
    font-size: 13px;
    color: var(--text-muted);
}

.sidebar-widget {
    background-color: var(--bg-panel);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.sidebar-widget h3 {
    color: #fff;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.user-list li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.user-avatar {
    width: 40px; height: 40px;
    background-color: var(--bg-light);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    margin-right: 15px;
}

.user-info h4 {
    color: #fff;
    font-size: 14px;
    margin-bottom: 3px;
}

.user-info p {
    font-size: 12px;
    color: var(--text-muted);
}

.mt-30 {
    margin-top: 30px;
}

/* 关于我们内页 */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--bg-panel);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.about-content h2 {
    color: #fff;
    margin: 30px 0 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.about-content h2:first-child {
    margin-top: 0;
}

.about-content p {
    margin-bottom: 15px;
    color: var(--text-main);
}

.about-content ul {
    list-style: disc;
    padding-left: 20px;
    margin-bottom: 20px;
}

.about-content li {
    margin-bottom: 10px;
}

.about-content strong {
    color: var(--primary);
}

/* 联系我们内页 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-list-large {
    margin-top: 30px;
}

.contact-list-large li {
    display: flex;
    margin-bottom: 25px;
}

.contact-list-large .icon {
    font-size: 24px;
    margin-right: 20px;
    width: 40px; height: 40px;
    background-color: rgba(0, 195, 255, 0.1);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-list-large strong {
    display: block;
    color: #fff;
    font-size: 16px;
    margin-bottom: 5px;
}

.contact-list-large p {
    color: var(--text-muted);
}

.contact-form-container {
    background-color: var(--bg-panel);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.contact-form-container h2 {
    color: #fff;
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: #fff;
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(0, 195, 255, 0.2);
}

/* 底部区域 */
.site-footer {
    background-color: #05080f;
    padding: 60px 0 20px;
    border-top: 1px solid var(--border);
}

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

.footer-logo {
    height: 40px;
    margin-bottom: 20px;
}

.brand-col p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 20px;
}

.social-share span {
    font-size: 14px;
    color: var(--text-muted);
}

.social-share a {
    display: inline-block;
    margin-right: 10px;
    font-size: 14px;
    color: var(--primary);
}

.footer-col h3 {
    color: #fff;
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 30px; height: 2px;
    background-color: var(--primary);
}

.links-col ul li {
    margin-bottom: 10px;
}

.links-col a {
    color: var(--text-muted);
    font-size: 14px;
}

.links-col a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.contact-list li {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 10px;
}

.qr-col {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.qr-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.qr-item img {
    width: 80px; height: 80px;
    border-radius: 4px;
    background-color: #fff;
    padding: 2px;
}

.qr-item span {
    font-size: 13px;
    color: var(--text-muted);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 14px;
    display: flex;
    justify-content: space-between;
}

/* MCP挂件 */
.mcp-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 280px;
    background-color: var(--bg-panel);
    border: 1px solid var(--primary);
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 195, 255, 0.2);
    z-index: 9999;
    overflow: hidden;
}

.mcp-header {
    background-color: var(--primary);
    color: #fff;
    padding: 10px 15px;
    font-weight: bold;
    font-size: 14px;
}

.mcp-body {
    padding: 15px;
    font-size: 13px;
    color: var(--text-main);
}

/* 响应式 */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .community-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    .main-nav {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: rgba(10, 14, 23, 0.98);
        border-bottom: 1px solid var(--border);
    }
    .main-nav.active {
        display: block;
    }
    .nav-list {
        flex-direction: column;
        gap: 0;
    }
    .nav-list a {
        display: block;
        padding: 15px 20px;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    .search-container {
        padding: 10px 20px 15px;
    }
    .hero-content h1 {
        font-size: 32px;
    }
    .expert-grid, .contact-grid {
        grid-template-columns: 1fr;
    }
    .expert-card {
        flex-direction: column;
    }
    .expert-img {
        width: 100%;
        height: 200px;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 10px;
    }
    .mcp-widget {
        display: none;
    }
}