:root{--red:#c41e3a;--red-dark:#9b1b30;--gold:#daa520;--gold-light:#f5e6c8;--bg:#fffbf5;--text:#2c2c2c;--text-light:#666;--white:#fff;--shadow:0 2px 16px #00000014}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{max-width:1200px;margin:0 auto;padding:0 24px}.navbar{z-index:100;background:linear-gradient(135deg, var(--red-dark), var(--red));padding:0 24px;position:sticky;top:0;box-shadow:0 2px 12px #00000026}.navbar .container{justify-content:space-between;align-items:center;height:64px;display:flex}.nav-logo{color:#fff;letter-spacing:2px;align-items:center;gap:12px;font-size:20px;font-weight:700;display:flex}.nav-logo img{object-fit:contain;border-radius:8px;width:40px;height:40px}.nav-links{gap:4px;list-style:none;display:flex}.nav-links a{color:#ffffffd9;border-radius:6px;padding:8px 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40px;font-size:30px;font-weight:700}.section-title span{color:var(--text-light);letter-spacing:1px;margin-top:8px;font-size:15px;font-weight:400;display:block}.section-title:after{content:"";background:var(--gold);width:60px;height:3px;margin:16px auto 0;display:block}.card-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px;padding:0 0 60px;display:grid}.card{box-shadow:var(--shadow);background:#fff;border-radius:12px;flex-direction:column;transition:transform .2s;display:flex;overflow:hidden}.card:hover{transform:translateY(-4px)}.card img{object-fit:cover;width:100%;height:200px}.card-body{flex-direction:column;flex:1;padding:20px;display:flex}.card-body h3{color:var(--red-dark);margin-bottom:8px;font-size:18px}.card-body p{color:var(--text-light);flex:1;font-size:14px;line-height:1.6}.card-body .card-btn{background:var(--red);color:#fff;border-radius:6px;align-self:flex-start;margin-top:auto;padding:8px 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var(--gold);background:#fff;border-radius:12px;align-items:center;gap:16px;margin-bottom:16px;padding:20px;display:flex}.honor-item .medal{flex-shrink:0;font-size:28px}.honor-item h3{color:var(--red-dark);font-size:16px}.honor-item .detail{color:var(--text-light);font-size:13px}.activity-semester{margin-bottom:48px}.activity-semester h2{text-align:center;color:var(--red-dark);letter-spacing:2px;margin-bottom:8px;font-size:22px}.activity-semester .theme{text-align:center;color:var(--gold);margin-bottom:32px;font-size:14px;font-weight:600}.about-intro{max-width:800px;margin:0 auto;padding:0 24px 60px;font-size:16px;line-height:1.9}.about-intro p{text-indent:2em;margin-bottom:16px}.hamburger{cursor:pointer;z-index:101;background:0 0;border:none;flex-direction:column;gap:5px;padding:4px;display:none}.hamburger span{background:#fff;border-radius:2px;width:24px;height:2px;transition:all .3s;display:block}.hamburger span.open:first-child{transform:translateY(7px)rotate(45deg)}.hamburger span.open:nth-child(2){opacity:0}.hamburger span.open:nth-child(3){transform:translateY(-7px)rotate(-45deg)}@media (width<=768px){.hamburger{display:flex}.hero h1{letter-spacing:2px;font-size:28px}.hero{padding:50px 20px}.hero .subtitle{font-size:15px}.section-title{padding:40px 0 28px;font-size:24px}.page-banner{padding:40px 20px}.page-banner h1{font-size:26px}.nav-links{background:var(--red-dark);z-index:100;flex-direction:column;justify-content:center;align-items:center;gap:8px;width:100%;height:100vh;transition:transform .3s;position:fixed;top:0;left:0;transform:translate(100%)}.nav-links.show{transform:translate(0)}.nav-links a{padding:12px 24px;font-size:18px}.stats-row{gap:24px}.stat-num{font-size:36px}.card-grid{grid-template-columns:1fr;gap:16px}.gallery-grid{grid-template-columns:repeat(2,1fr);gap:8px}.gallery-item{aspect-ratio:1}.member-grid{grid-template-columns:repeat(2,1fr);gap:12px}.member-card{padding:16px}.timeline:before,.timeline-dot{left:20px}.timeline-item,.timeline-item:nth-child(2n){flex-direction:row}.timeline-content{width:calc(100% - 50px);margin:0 0 0 35px!important}.cultural-img-wrap{height:220px}.container{padding:0 16px}}