:root{--bg:#f6f6f5;--panel:#fff;--panel2:#f3f3f2;--line:#e5e5e2;--ink:#111;--muted:#70706c;--shadow:0 1px 2px rgba(0,0,0,.03),0 10px 30px rgba(0,0,0,.04)}
*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}body{min-height:100vh}a{color:inherit}button,input{font:inherit}img{display:block;max-width:100%}.hidden{display:none!important}
.app-shell{display:grid;grid-template-columns:292px minmax(0,1fr);min-height:100vh}.sidebar{border-right:1px solid var(--line);padding:30px 22px 24px;display:flex;flex-direction:column;gap:22px;background:rgba(255,255,255,.42)}.sidebar-top{display:flex;justify-content:space-between;align-items:center}.wordmark{font-size:30px;font-weight:900;letter-spacing:-.07em;background:none;border:0;padding:0;cursor:pointer}.collapse-btn{width:32px;height:32px;border:1px solid var(--line);border-radius:10px;background:var(--panel);cursor:pointer}.nav-group{display:grid;gap:8px}.nav-item{display:flex;align-items:center;gap:14px;padding:14px;border:0;border-radius:14px;background:transparent;font-weight:650;cursor:pointer}.nav-item:hover,.nav-item.is-active{background:var(--panel2)}.nav-icon{width:22px;color:var(--muted)}.recent-block{margin-top:10px;padding-top:22px;border-top:1px solid var(--line)}.block-label{margin:0 0 14px;font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);font-weight:800}.recent-list{display:grid;gap:10px}.recent-item{display:flex;align-items:center;gap:12px;padding:8px 0;text-decoration:none}.recent-thumb{width:42px;height:42px;border-radius:13px;background:var(--panel2);object-fit:cover;flex:0 0 42px}.recent-name{font-weight:750}.recent-meta{font-size:13px;color:var(--muted)}.contribute-card{margin-top:auto;border:1px solid var(--line);background:var(--panel2);border-radius:18px;padding:17px;display:flex;justify-content:space-between;gap:12px}.contribute-title{margin:0 0 4px;font-weight:750}.contribute-copy{margin:0;color:var(--muted);font-size:13px}
.content-shell{padding:24px 26px}.topbar{display:flex;align-items:center;gap:18px;margin-bottom:24px}.search-wrap{position:relative;flex:1}.search-wrap:before{content:"⌕";position:absolute;left:18px;top:50%;transform:translateY(-50%);font-size:22px;color:var(--muted)}.search-input{width:100%;height:56px;border:1px solid transparent;border-radius:999px;background:rgba(255,255,255,.76);padding:0 126px 0 50px;outline:none}.search-input:focus{border-color:#d6d6d2;background:#fff}.search-actions{position:absolute;right:9px;top:50%;transform:translateY(-50%);display:flex;gap:8px}.icon-btn,.search-submit,.avatar{height:40px;min-width:40px;border-radius:999px;border:1px solid var(--line);background:var(--panel);display:grid;place-items:center;color:var(--muted)}.search-submit{padding:0 16px;font-weight:750;color:var(--ink);cursor:pointer}.icon-strip{display:flex;gap:10px;margin-left:auto}.avatar{background:#aaa69f;color:#fff;border:0;font-weight:750}