:root{--bg:#f5f6f7;--card:#fff;--text:#222226;--muted:#777888;--line:#e8e8ed;--orange:#fc5531;--orange2:#ff7846;--blue:#2b6ff6;--side:#ffffff;--soft:#f7f8fa;--green:#00b050;--shadow:0 2px 10px rgba(0,0,0,.04);--max:1200px}*{box-sizing:border-box}body{margin:0;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);font-size:14px;line-height:1.7}a{color:inherit;text-decoration:none}.top{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}.top-inner{max-width:var(--max);height:56px;margin:auto;display:flex;align-items:center;gap:18px;padding:0 16px}.brand{display:flex;align-items:center;gap:8px;font-weight:700;color:#333}.brand-dot{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--orange),#ff9a63);color:#fff;display:grid;place-items:center;font-weight:800}.brand small{font-weight:400;color:var(--muted);margin-left:4px}.nav{display:flex;gap:4px;flex:1}.nav a{padding:8px 12px;border-radius:8px;color:#555666}.nav a.active,.nav a:hover{background:#fff1ed;color:var(--orange)}.search{width:260px;background:#f5f6f7;border:1px solid #eaebef;border-radius:18px;padding:7px 14px;color:#999}.wechat-btn{background:var(--orange);color:#fff;padding:8px 16px;border-radius:8px;font-weight:600}.notice{background:#fff7f4;border-bottom:1px solid #ffd9cc;color:#7a3a2a}.notice-inner{max-width:var(--max);margin:auto;padding:9px 16px;font-size:13px;display:flex;justify-content:space-between;gap:12px}.notice b{color:var(--orange)}.layout{max-width:var(--max);margin:16px auto;display:grid;grid-template-columns:180px minmax(0,1fr) 280px;gap:16px;padding:0 16px}.left,.right,.card{background:var(--card);border:1px solid var(--line);border-radius:4px;box-shadow:var(--shadow)}.left{position:sticky;top:74px;height:max-content;padding:10px}.left a{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:6px;color:#444;margin-bottom:2px}.left a.active,.left a:hover{background:#f2f3f5;color:#111;font-weight:600}.left .sep{border-top:1px solid var(--line);margin:10px 0}.main{display:flex;flex-direction:column;gap:12px}.profile-card{padding:18px}.profile-head{display:flex;gap:14px;align-items:center}.avatar{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,#dfefff,#fff);border:1px solid #dfe7f4;display:grid;place-items:center;font-size:28px}.name{font-size:20px;font-weight:800}.badge{display:inline-block;background:#fff1ed;color:var(--orange);font-size:12px;border-radius:3px;padding:1px 6px;margin-left:5px}.stats{display:flex;gap:24px;margin-top:12px}.stat b{font-size:17px}.stat span{display:block;color:var(--muted);font-size:12px}.intro{margin-top:12px;color:#555666}.tabs{display:flex;background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden}.tabs a{padding:12px 20px;color:#555;border-bottom:2px solid transparent}.tabs a.active{color:var(--orange);border-bottom-color:var(--orange);font-weight:600}.article-list{background:#fff;border:1px solid var(--line);border-radius:4px}.article-item{padding:18px 20px;border-bottom:1px solid var(--line)}.article-item:last-child{border-bottom:0}.article-item h2{font-size:18px;margin:0 0 7px}.article-item h2 a:hover{color:var(--orange)}.snippet{color:#555666;margin:0 0 10px}.meta{display:flex;flex-wrap:wrap;gap:12px;color:#999;font-size:13px}.tag{color:var(--orange);background:#fff1ed;padding:1px 6px;border-radius:3px}.right{height:max-content;position:sticky;top:74px}.side-card{padding:16px;border-bottom:1px solid var(--line)}.side-card:last-child{border-bottom:0}.side-title{font-weight:700;margin-bottom:10px}.qr{width:150px;height:150px;margin:10px auto;background:#f1f3f6;border:1px dashed #bfc5d1;border-radius:6px;display:grid;place-items:center;text-align:center;color:#888;font-size:12px;line-height:1.5}.wechat-id{text-align:center;font-size:18px;font-weight:800;color:#111;margin-top:8px}.green-dot{display:inline-block;width:7px;height:7px;background:#09bb07;border-radius:50%;margin-right:5px}.btn-full{display:block;text-align:center;background:var(--orange);color:#fff;padding:10px;border-radius:6px;font-weight:700;margin-top:12px}.mini-list a{display:block;padding:8px 0;border-bottom:1px dashed #eee;color:#555}.mini-list a:hover{color:var(--orange)}.article{background:#fff;border:1px solid var(--line);border-radius:4px;padding:24px 28px}.article h1{font-size:26px;line-height:1.35;margin:0 0 8px}.article .meta{border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:20px}.article h2{font-size:19px;margin:26px 0 10px}.article p{color:#444;margin:10px 0}.code{background:#f7f7f8;border:1px solid #e5e5e5;border-radius:4px;padding:14px;white-space:pre-wrap;font-family:Consolas,Monaco,monospace;color:#333;overflow:auto}.callout{background:#f6fbff;border-left:4px solid var(--blue);padding:12px 14px;margin:16px 0;color:#43546b}.contact-box{background:#fff7f4;border:1px solid #ffd9cc;border-radius:6px;padding:16px;margin:18px 0}.comments{background:#fff;border:1px solid var(--line);border-radius:4px;padding:18px}.comments h3{margin:0 0 12px}.comment{display:flex;gap:12px;padding:14px 0;border-top:1px solid var(--line)}.comment:first-of-type{border-top:0}.c-avatar{width:36px;height:36px;border-radius:50%;background:#eef2ff;display:grid;place-items:center}.c-body b{font-size:14px}.c-body p{margin:4px 0;color:#555}.c-time{color:#aaa;font-size:12px}.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.resource{padding:18px;background:#fff;border:1px solid var(--line);border-radius:4px}.resource h3{margin:0 0 8px}.resource p{color:#555;margin:0 0 12px}.footer{max-width:var(--max);margin:20px auto;padding:20px 16px;color:#999;text-align:center;font-size:12px}.safe-label{font-size:12px;color:#888;background:#f5f6f7;border:1px solid #e5e6eb;border-radius:4px;padding:8px 10px;margin-top:10px}@media(max-width:900px){.layout{grid-template-columns:1fr}.left,.right{position:static}.nav{display:none}.search{display:none}.grid{grid-template-columns:1fr}.top-inner{gap:10px}.wechat-btn{margin-left:auto}.article{padding:18px}.profile-head{align-items:flex-start}.stats{gap:12px}}