:root{--ink:#19332d;--muted:#6c7b77;--cream:#f4f1e9;--paper:#fffefa;--line:#dedbd1;--coral:#f2694b;--coral-dark:#d94c31;--gold:#d6a45f;--green-soft:#dfe9e3;--text-xs:clamp(11px,.66vw,12px);--text-sm:clamp(12px,.74vw,14px);--text-md:clamp(14px,.86vw,16px)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--cream);color:var(--ink)}body{font-family:Microsoft YaHei UI,PingFang SC,system-ui,sans-serif;font-size:14px;line-height:1.45}button,input,select,textarea{font:inherit}button,label[for]{-webkit-tap-highlight-color:transparent}button{color:inherit}.app-shell{min-height:100vh;background:radial-gradient(circle at 72% -12%,rgba(255,255,255,.92),transparent 34%),linear-gradient(135deg,#f7f3eb,#f2efe7)}.topbar{height:70px;justify-content:flex-start;padding:0 28px;background:rgba(255,254,250,.96);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);position:sticky;top:0;z-index:20}.brand,.topbar{display:flex;align-items:center}.brand{gap:12px}.brand-mark{width:38px;height:38px;display:grid;place-items:center;color:#fff;font-weight:900;background:var(--ink);border-radius:11px 11px 11px 3px;box-shadow:4px 4px 0 #d9b57a}.brand div{display:grid;gap:2px}.brand strong{font-size:17px;letter-spacing:.08em}.brand small{color:var(--muted);font-size:11px}.workspace{display:grid;grid-template-columns:268px minmax(0,1fr);min-height:calc(100vh - 70px)}.sidebar{padding:22px 16px;border-right:1px solid var(--line);background:rgba(250,247,240,.76)}.new-project{width:100%;border:0;background:var(--ink);color:white;border-radius:11px;padding:13px 16px;font-weight:800;cursor:pointer;box-shadow:0 5px 14px rgba(25,51,45,.14);transition:transform .18s,background .18s}.new-project:hover{background:#274a42;transform:translateY(-1px)}.side-title{margin:28px 9px 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