.community-section{padding:100px 6vw;background:#f8f6ef}.community-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}.community-head h2,.business-title h2{font-size:clamp(34px,4.6vw,64px);line-height:1.03;letter-spacing:-.06em;margin:0}.campus-id{display:flex;align-items:center;gap:10px;border:1px solid var(--ink);background:#fff;padding:10px 12px}.school-seal{width:42px;height:42px;border-radius:50%;background:var(--purple);color:#fff;display:grid;place-items:center;font-size:20px;font-weight:800}.campus-id div{display:flex;flex-direction:column}.campus-id small{font-size:9px;color:var(--muted)}.campus-id b{font-size:12px}.campus-id button{border:0;background:none;font-size:10px;text-decoration:underline;cursor:pointer}.circle-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(270px,.65fr);gap:22px}.forum-main{min-width:0}.forum-tabs{display:flex;gap:8px;overflow:auto;margin-bottom:12px}.forum-tabs button{border:1px solid var(--line);background:transparent;padding:9px 13px;white-space:nowrap;font:600 11px inherit;cursor:pointer}.forum-tabs button.active{background:var(--ink);color:#fff}.composer{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);padding:12px;margin-bottom:12px}.mini-avatar{width:34px;height:34px;border-radius:50%;background:var(--acid);display:grid;place-items:center;font-size:10px;font-weight:800}.composer button{flex:1;text-align:left;border:0;background:#f2f0e8;color:var(--muted);padding:11px;font:12px inherit;cursor:pointer}.composer>span{font-size:10px;color:var(--muted)}.forum-post{background:#fff;border:1px solid var(--line);padding:20px;margin-bottom:12px}.post-head{display:flex;align-items:center;gap:10px}.post-avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#dfe6ff}.post-head div{display:flex;flex-direction:column;flex:1}.post-head b{font-size:12px}.post-head small{font-size:9px;color:var(--muted)}.post-topic{font-size:9px;background:#e9e4ff;color:#4d36cb;padding:5px 7px}.forum-post h3{font-size:18px;margin:16px 0 8px}.forum-post>p{font-size:13px;color:#536058;line-height:1.7;margin:0}.post-photo{height:170px;margin-top:14px;display:flex;align-items:center;justify-content:center;background:#b9e6df;font-size:64px;position:relative;overflow:hidden}.post-photo:after{content:"现场实拍";position:absolute;bottom:8px;right:8px;background:rgba(23,33,27,.8);color:#fff;font-size:9px;padding:4px 6px}.post-actions{display:flex;gap:22px;margin-top:15px;border-top:1px solid var(--line);padding-top:12px}.post-actions button{border:0;background:none;padding:0;font:600 10px inherit;color:var(--muted);cursor:pointer}.post-actions button.liked{color:var(--orange)}.circle-aside{display:flex;flex-direction:column;gap:12px}.growth-card,.official-card,.circle-rules{padding:22px;border:1px solid var(--ink)}.growth-card{background:var(--acid)}.growth-card p{font-size:10px;margin:0 0 12px}.growth-card strong{font-size:20px;line-height:1.25}.invite-progress{display:flex;gap:5px;margin:18px 0}.invite-progress i{height:5px;background:rgba(23,33,27,.2);flex:1}.invite-progress i.done{background:var(--ink)}.growth-card button,.official-card button,.school-card button{width:100%;background:var(--ink);color:#fff;border:0;padding:11px;font-weight:700;cursor:pointer}.official-card{background:var(--purple);color:#fff}.official-badge{font-size:9px;background:var(--acid);color:var(--ink);padding:5px 7px}.official-card h3{font-size:20px;margin:20px 0 10px}.official-card p{font-size:11px;line-height:1.7;color:#ddd8ff}.official-card button{background:#fff;color:var(--ink)}.circle-rules{background:#fff}.circle-rules p{font-size:10px;line-height:1.6;color:var(--muted)}.business-section{padding:110px 6vw}.business-title{max-width:760px;margin-bottom:42px}.business-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.member-card,.biz-card{border:1px solid var(--ink);padding:30px;min-height:330px;position:relative;overflow:hidden}.member-card{background:var(--ink);color:#fff;grid-row:span 2}.biz-card{background:#fff}.biz-num{font-size:9px;letter-spacing:.12em;color:var(--muted)}.member-card .biz-num{color:var(--acid)}.member-card h3,.biz-card h3{font-size:27px;margin:22px 0 10px}.member-card>p,.biz-card>p{font-size:12px;line-height:1.7;color:#9ea7a1}.biz-card>p{color:var(--muted)}.price{margin:32px 0 20px}.price b{font-size:48px;color:var(--acid)}.price span{font-size:11px;color:#aeb7b1}.member-card ul{list-style:none;padding:0;margin:0}.member-card li{padding:10px 0;border-bottom:1px solid #364139;font-size:11px}.member-card button{background:var(--acid);border:0;width:100%;padding:13px;margin-top:24px;font-weight:800;cursor:pointer}.native-ad{margin-top:22px;border:1px dashed var(--orange);background:#fff2ed;padding:15px;display:flex;flex-direction:column}.native-ad span{font-size:9px;color:var(--orange)}.native-ad b{font-size:15px;margin:8px 0}.native-ad small{color:var(--muted)}.brand-rule{display:flex;gap:7px;flex-wrap:wrap;margin-top:30px}.brand-rule span{background:#e9e4ff;padding:7px;font-size:10px}.school-card{background:#ffbea8}.school-card button{margin-top:25px}.empty-topic{padding:60px;text-align:center;border:1px dashed var(--line);color:var(--muted);font-size:12px}
@media(max-width:900px){.circle-layout{grid-template-columns:1fr}.circle-aside{display:grid;grid-template-columns:1fr 1fr}.circle-rules{grid-column:1/-1}.business-grid{grid-template-columns:1fr 1fr}.member-card{grid-row:auto;grid-column:1/-1}.community-head{align-items:flex-start;flex-direction:column}}
@media(max-width:620px){.community-section,.business-section{padding:70px 18px}.circle-aside,.business-grid{grid-template-columns:1fr}.member-card{grid-column:auto}.campus-id{width:100%}.forum-post{padding:16px}.post-photo{height:145px}.composer>span{display:none}.business-grid article{min-height:auto}.mobile-nav button{min-width:23%}}
.composer-dialog label{display:block;font-size:11px;font-weight:800;margin-top:18px}.composer-dialog input,.composer-dialog textarea{display:block;width:100%;margin-top:7px;border:1px solid var(--line);background:#fff;padding:12px;font:12px/1.6 inherit}.composer-dialog textarea{min-height:110px;resize:vertical}.post-tools{display:flex;gap:7px;margin-top:10px;flex-wrap:wrap}.post-tools button{border:1px solid var(--line);background:transparent;padding:7px 9px;font-size:10px}.composer-dialog>small{display:block;color:var(--muted);font-size:9px;margin-top:12px;text-align:center}