:root{--red:#e82025;--ink:#17212b;--muted:#66717e;--line:#e8eaed;--soft:#f7f8fa;--terminal:#101923;--green:#91e6b0}*{box-sizing:border-box}body{margin:0;font:15px/1.55 Inter,"Microsoft YaHei",sans-serif;color:var(--ink);background:#fff}.app-shell{display:grid;grid-template-columns:282px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;padding:24px 18px;border-right:1px solid var(--line);background:#fcfcfc;overflow:auto}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);margin:0 6px 24px}.brand img{width:48px;height:48px;object-fit:contain}.brand strong{display:block;font-size:20px;letter-spacing:1px}.brand small{color:var(--muted);font-size:11px}.search{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px 10px;margin-bottom:18px;color:var(--muted)}.search input{border:0;outline:0;width:100%;font:inherit}.family{border-bottom:1px solid var(--line);padding:8px 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4px;cursor:pointer;font:inherit;text-decoration:underline}.toast{position:fixed;right:24px;bottom:22px;transform:translateY(80px);opacity:0;transition:.25s;background:#1b2834;color:#fff;padding:10px 14px;border-radius:8px;font-size:13px}.toast.show{transform:translateY(0);opacity:1}@media(max-width:1050px){.workspace{grid-template-columns:1fr}.terminal-output{height:290px}.hero-art{display:none}}@media(max-width:760px){.app-shell{display:block}.sidebar{z-index:5;transform:translateX(-100%);transition:.25s;position:fixed;width:282px;box-shadow:8px 0 25px #0002}.sidebar.open{transform:translateX(0)}.content{padding:22px 17px}.menu-button{display:block;border:0;background:#fff;font-size:22px}.topbar h1{font-size:17px}.outline-button{font-size:12px;padding:8px}.hero{padding:25px;min-height:0}.hero h2{font-size:24px}.stats{flex-wrap:wrap;gap:10px 18px}.guide-panel{padding:18px}.command-top{display:block}.card-actions{margin-top:10px}.terminal-output{height:250px}}