:root { --primary-color: #E60012; --primary-text: #E33314; --bg-color: #F5F5F7; --text-main: #333; --text-muted: #999; --font-family: "PingFang SC", "Microsoft YaHei", sans-serif; --border-radius-lg: 25px; --border-radius-md: 10px; }
body { font-family: var(--font-family); margin: 0; padding: 0; color: var(--text-main); background: #fff; line-height: 1.5; }
a { text-decoration: none; color: inherit; }
a:hover { color: var(--primary-color); }
.container { width: 1200px; margin: 0 auto; padding: 0; box-sizing: border-box; }
/* Header */
.header-top { height: 100px; display: flex; align-items: center; justify-content: space-between; }
.logo { height: 66px; }
.header-badges { display: flex; gap: 20px; align-items: center; }
.header-badges img { height: 26px; }
.header-badges .vertical-line { height: 36px; width: 1px; background-color: #D7D7D7; }
.header-nav { border-top: 5px solid var(--primary-color); background: var(--bg-color); height: 75px; display: flex; align-items: center; border-bottom: 1px solid #D7D7D7; }
.nav-menu { display: flex; justify-content: space-between; width: 100%; list-style: none; padding: 0; margin: 0; font-size: 20px; font-weight: 200; }
.nav-menu a { color: #555; position: relative; display: flex; align-items: center; height: 75px; }
.nav-menu a.active { color: var(--primary-color); font-weight: 650; position: relative; }
.nav-menu a.active::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 20px; height: 5px; background-color: var(--primary-color); border-radius: 2px; }
/* Main Content */
main { padding-top: 25px; padding-bottom: 50px; }
/* Zhuanti (Special Topics) Grid Layout */
.zhuanti-grid { margin-top: 20px; display: grid; grid-template-columns: repeat(3, 390px); gap: 25px 15px; /* row-gap 25px, column-gap 15px */ }
.zhuanti-card { background-color: var(--bg-color); border-radius: var(--border-radius-lg); padding: 15px; display: flex; flex-direction: column; transition: transform 0.3s, box-shadow 0.3s; height: 313px; box-sizing: border-box; }
.zhuanti-card:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08); }
.zhuanti-card .image-wrapper { width: 100%; height: 203px; border-radius: var(--border-radius-md); overflow: hidden; flex-shrink: 0; margin-bottom: 15px; }
.zhuanti-card .image-wrapper img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.3s; }
.zhuanti-card:hover .image-wrapper img { transform: scale(1.05); }
.zhuanti-card h3 { font-size: 22px; font-weight: 400; color: var(--text-main); margin: 0; line-height: 1.36; /* Roughly 30px to fit 2 lines in 60px */ display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; transition: color 0.3s; }
.zhuanti-card h3:hover { color: var(--primary-color); }
.load-more-btn { display: flex; justify-content: center; align-items: center; width: 100%; height: 60px; background-color: var(--bg-color); color: #BF0017; font-size: 18px; border-radius: var(--border-radius-lg); margin-top: 40px; cursor: pointer; transition: background-color 0.3s; }
.load-more-btn:hover { background-color: #e5e5e5; }
/* Footer */
footer { margin-top: 60px; background: #F5F5F7; padding: 30px 0 50px; border-top: 5px solid var(--primary-color); }
.footer-content { display: flex; justify-content: space-between; align-items: center; margin-top: 20px; }
.footer-text { font-size: 14px; color: var(--text-muted); line-height: 2; font-weight: 200; }
.footer-text p { margin: 5px 0; }
.footer-text a { color: #F2001D; }
.footer-badges { display: flex; align-items: center; }
.footer-badges .footer-logo { height: 66px; margin-left: 60px; }
.footer-badges .footer-saomiao { display: flex; flex-direction: column; background: #fff; padding: 5px; justify-content: center; }
.footer-badges .footer-saomiao .footer-erweima { height: 88px; margin-bottom: 5px; }
.footer-badges .footer-saomiao span { font-size: 12px; color: var(--text-muted); }
.ellipsis2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }