@charset "utf-8";
/* CSS Document */
 * {margin:0;padding:0;box-sizing:border-box;}
body {font-family:'Noto Sans SC',sans-serif;background-color:#f8f9fa;color:#333;line-height:1.6;}
/* 红色主题变量 */:root {--primary-red:#d32f2f;--dark-red:#b71c1c;--light-red:#ff6659;--red-bg:#ffebee;--gray-bg:#f5f5f5;}
/* 顶部导航 */        header {background-color:white;box-shadow:0 2px 10px rgba(0,0,0,0.1);position:sticky;top:0;z-index:1000;}
.top-bar {background-color:var(--dark-red);color:white;padding:8px 0;font-size:0.9rem;}
.container {width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.top-bar .container {display:flex;justify-content:space-between;align-items:center;}
.market-indicators {display:flex;gap:20px;}
.indicator {display:flex;flex-direction:column;}
.indicator .label {font-size:0.8rem;opacity:0.9;}
.indicator .value {font-weight:bold;font-size:1rem;}
.increase {color:#4caf50;}
.decrease {color:#ff5252;}
.nav-container {display:flex;justify-content:space-between;align-items:center;padding:15px 0;}
.logo {display:flex;align-items:center;gap:10px;}
.logo h1 {color:var(--dark-red);font-size:1.8rem;font-weight:700;}
.logo-icon {background-color:var(--primary-red);color:white;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;}
nav ul {display:flex;list-style:none;gap:30px;}
nav a {text-decoration:none;color:#333;font-weight:500;padding:5px 0;position:relative;transition:color 0.3s;}
nav a:hover,nav a.active {color:var(--primary-red);}
nav a.active::after {content:'';position:absolute;bottom:0;left:0;width:100%;height:3px;background-color:var(--primary-red);}
.user-actions {display:flex;gap:15px;align-items:center;}
.btn {padding:8px 20px;border-radius:4px;font-weight:500;cursor:pointer;border:none;transition:all 0.3s;}
.btn-outline {background-color:transparent;border:1px solid var(--primary-red);color:var(--primary-red);}
.btn-outline:hover {background-color:var(--red-bg);}
.btn-primary {background-color:var(--primary-red);color:white;}
.btn-primary:hover {background-color:var(--dark-red);}
/* 主要内容区 */        .hero {background:linear-gradient(rgba(211,47,47,0.9),rgba(183,28,28,0.9)),url('https://images.unsplash.com/photo-1611974789855-9c2a0a7236a3?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');background-size:cover;background-position:center;color:white;padding:80px 0;text-align:center;}
.hero h2 {font-size:2.5rem;margin-bottom:20px;font-weight:700;}
.hero p {font-size:1.2rem;max-width:800px;margin:0 auto 30px;opacity:0.9;}
.search-box {background-color:white;border-radius:50px;padding:10px;max-width:600px;margin:0 auto;display:flex;box-shadow:0 5px 15px rgba(0,0,0,0.1);}
.search-box input {flex:1;border:none;padding:15px 20px;font-size:1rem;border-radius:50px;outline:none;}
.search-box button {background-color:var(--primary-red);color:white;border:none;border-radius:50px;padding:15px 30px;font-weight:600;cursor:pointer;transition:background-color 0.3s;}
.search-box button:hover {background-color:var(--dark-red);}
/* 二维码区域 */        .qrcode-section {background-color:white;padding:40px 0;margin-top:30px;border-radius:10px;box-shadow:0 5px 15px rgba(0,0,0,0.05);}
.qrcode-container {display:flex;justify-content:center;gap:60px;flex-wrap:wrap;}
.qrcode-item {display:flex;flex-direction:column;align-items:center;text-align:center;max-width:220px;}
.qrcode-box {background-color:white;border:2px solid var(--primary-red);border-radius:10px;padding:15px;margin-bottom:15px;box-shadow:0 5px 15px rgba(0,0,0,0.1);}
.qrcode-img {width:160px;height:160px;background-color:#f5f5f5;border-radius:5px;display:flex;align-items:center;justify-content:center;color:#999;font-size:14px;margin-bottom:10px;}
.qrcode-img.friend {background:linear-gradient(135deg,#ffebee 0%,#ffcdd2 100%);}
.qrcode-img.payment {background:linear-gradient(135deg,#e8f5e9 0%,#c8e6c9 100%);}
.qrcode-icon {width:40px;height:40px;border-radius:50%;background-color:var(--primary-red);color:white;display:flex;align-items:center;justify-content:center;font-size:1.2rem;margin-bottom:10px;}
.qrcode-title {font-size:1.2rem;font-weight:600;color:var(--dark-red);margin-bottom:8px;}
.qrcode-desc {color:#666;font-size:0.9rem;margin-bottom:15px;}
/* 热门股票栏目 */        .section-title {display:flex;justify-content:space-between;align-items:center;margin:60px 0 30px;padding-bottom:15px;border-bottom:2px solid var(--primary-red);}
.section-title h3 {font-size:1.8rem;color:var(--dark-red);}
.hot-stocks {display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:25px;margin-bottom:60px;}
.stock-card {background-color:white;border-radius:10px;padding:25px;box-shadow:0 5px 15px rgba(0,0,0,0.05);transition:transform 0.3s,box-shadow 0.3s;border-top:4px solid var(--primary-red);}
.stock-card:hover {transform:translateY(-5px);box-shadow:0 10px 25px rgba(0,0,0,0.1);}
.stock-header {display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;}
.stock-name h4 {font-size:1.3rem;margin-bottom:5px;}
.stock-code {color:#666;font-size:0.9rem;}
.stock-price {font-size:1.5rem;font-weight:700;}
.stock-change {font-size:1rem;font-weight:500;padding:5px 10px;border-radius:4px;}
.change-up {background-color:rgba(76,175,80,0.1);color:#4caf50;}
.change-down {background-color:rgba(255,82,82,0.1);color:#ff5252;}
.stock-info {display:flex;justify-content:space-between;margin-top:20px;padding-top:20px;border-top:1px solid #eee;}
.info-item {text-align:center;}
.info-label {font-size:0.9rem;color:#666;margin-bottom:5px;}
.info-value {font-weight:600;}
/* 新闻中心 */        .news-section {display:grid;grid-template-columns:2fr 1fr;gap:30px;margin-bottom:60px;}
.main-news {background-color:white;border-radius:10px;overflow:hidden;box-shadow:0 5px 15px rgba(0,0,0,0.05);}
.main-news img {width:100%;height:300px;object-fit:cover;}
.main-news-content {padding:25px;}
.news-tag {display:inline-block;background-color:var(--red-bg);color:var(--primary-red);padding:5px 10px;border-radius:4px;font-size:0.8rem;font-weight:500;margin-bottom:15px;}
.main-news h4 {font-size:1.4rem;margin-bottom:15px;line-height:1.4;}
.news-list {background-color:white;border-radius:10px;padding:25px;box-shadow:0 5px 15px rgba(0,0,0,0.05);}
.news-list h4 {font-size:1.2rem;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #eee;color:var(--dark-red);}
.news-item {padding:15px 0;border-bottom:1px solid #eee;}
.news-item:last-child {border-bottom:none;}
.news-item h5 {font-size:1rem;margin-bottom:8px;}
.news-item p {font-size:0.9rem;color:#666;}
/* 股票知识 - 重新设计 */        .knowledge-section {margin-bottom:60px;}
.knowledge-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:25px;margin-bottom:40px;}
.knowledge-card {background-color:white;border-radius:10px;padding:30px;box-shadow:0 5px 15px rgba(0,0,0,0.05);transition:transform 0.3s,box-shadow 0.3s;height:100%;display:flex;flex-direction:column;}
.knowledge-card:hover {transform:translateY(-5px);box-shadow:0 10px 25px rgba(0,0,0,0.1);}
.knowledge-header {display:flex;align-items:center;margin-bottom:20px;}
.knowledge-icon {background-color:var(--red-bg);color:var(--primary-red);width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-right:15px;flex-shrink:0;}
.knowledge-title {font-size:1.3rem;font-weight:600;color:var(--dark-red);}
.knowledge-level {display:inline-block;background-color:#e8f5e9;color:#4caf50;padding:3px 10px;border-radius:20px;font-size:0.8rem;font-weight:500;margin-top:5px;}
.knowledge-content {color:#666;margin-bottom:20px;flex-grow:1;}
.knowledge-meta {display:flex;justify-content:space-between;align-items:center;margin-top:15px;padding-top:15px;border-top:1px solid #eee;}
.knowledge-duration {font-size:0.9rem;color:#888;}
.knowledge-btn {background-color:transparent;border:1px solid var(--primary-red);color:var(--primary-red);padding:8px 20px;border-radius:4px;font-weight:500;cursor:pointer;transition:all 0.3s;}
.knowledge-btn:hover {background-color:var(--red-bg);}
.knowledge-categories {display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;margin-bottom:30px;}
.category-tag {background-color:#f5f5f5;color:#666;padding:8px 15px;border-radius:20px;font-size:0.9rem;cursor:pointer;transition:all 0.3s;}
.category-tag:hover,.category-tag.active {background-color:var(--primary-red);color:white;}
/* 页脚 */        footer {background-color:var(--dark-red);color:white;padding:60px 0 30px;}
.footer-content {display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:40px;margin-bottom:40px;}
.footer-column h4 {font-size:1.2rem;margin-bottom:25px;position:relative;padding-bottom:10px;}
.footer-column h4::after {content:'';position:absolute;bottom:0;left:0;width:50px;height:2px;background-color:rgba(255,255,255,0.5);}
.footer-column ul {list-style:none;}
.footer-column ul li {margin-bottom:15px;}
.footer-column a {color:rgba(255,255,255,0.8);text-decoration:none;transition:color 0.3s;}
.footer-column a:hover {color:white;}
.copyright {text-align:center;padding-top:30px;border-top:1px solid rgba(255,255,255,0.1);color:rgba(255,255,255,0.7);font-size:0.9rem;}
/* 响应式设计 */        @media (max-width:992px) {.news-section {grid-template-columns:1fr;}
.hot-stocks {grid-template-columns:repeat(auto-fill,minmax(280px,1fr));}
.qrcode-container {gap:40px;}
.knowledge-grid {grid-template-columns:repeat(auto-fit,minmax(300px,1fr));}
}
@media (max-width:768px) {.nav-container {flex-direction:column;gap:20px;}
nav ul {flex-wrap:wrap;justify-content:center;gap:20px;}
.hero h2 {font-size:2rem;}
.hero p {font-size:1rem;}
.market-indicators {flex-wrap:wrap;gap:15px;}
.top-bar .container {flex-direction:column;gap:10px;}
.qrcode-container {flex-direction:column;align-items:center;gap:30px;}
}
@media (max-width:576px) {.hot-stocks,.knowledge-grid {grid-template-columns:1fr;}
.section-title {flex-direction:column;align-items:flex-start;gap:15px;}
.hero {padding:50px 0;}
.search-box {flex-direction:column;border-radius:10px;padding:20px;}
.search-box input,.search-box button {border-radius:10px;width:100%;}
.search-box input {margin-bottom:15px;}