.rovc-app{--rovc-primary:#07569a;--rovc-accent:#22a8ab;--rovc-bg:#f4f8fb;--rovc-panel:#fff;--rovc-text:#14283b;--rovc-muted:#66798b;--rovc-line:#dce6ed;box-sizing:border-box;width:100%;min-height:90vh;background:var(--rovc-bg);color:var(--rovc-text);font:15px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;border:1px solid var(--rovc-line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column}.rovc-app *{box-sizing:border-box}.rovc-app[data-theme=dark]{--rovc-bg:#101923;--rovc-panel:#182633;--rovc-text:#edf5fa;--rovc-muted:#a6b7c5;--rovc-line:#304352}.rovc-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;background:linear-gradient(115deg,var(--rovc-primary),var(--rovc-accent));color:#fff}.rovc-brand{display:flex;align-items:center;gap:13px;min-width:0}.rovc-brand h2{margin:0;color:#fff;font-size:clamp(20px,2.3vw,27px);line-height:1.2}.rovc-brand p{margin:5px 0 0;color:#f0ffff;font-size:13px}.rovc-logo{width:46px;height:46px;object-fit:contain;background:#fff;border-radius:10px;padding:4px}.rovc-mark{display:grid;place-items:center;width:46px;height:46px;background:#fff;color:var(--rovc-primary);border-radius:12px;font-size:30px}.rovc-theme,.rovc-app button,.rovc-app select,.rovc-app textarea{font:inherit}.rovc-theme{border:1px solid #ffffff80;background:#ffffff1c;color:white;padding:9px 12px;border-radius:9px;cursor:pointer;white-space:nowrap}.rovc-layout{display:grid;grid-template-columns:minmax(250px,315px) minmax(0,1fr);flex:1;min-height:600px}.rovc-sidebar{padding:20px;background:var(--rovc-panel);border-right:1px solid var(--rovc-line);display:flex;flex-direction:column;gap:10px}.rovc-label{font-size:13px;font-weight:750;margin-top:3px}.rovc-mode,.rovc-prompt,.rovc-controls select{width:100%;border:1px solid var(--rovc-line);border-radius:9px;background:var(--rovc-bg);color:var(--rovc-text);padding:10px}.rovc-prompt{min-height:140px;resize:vertical}.rovc-examples{display:flex;flex-wrap:wrap;gap:6px}.rovc-examples button{border:1px solid var(--rovc-line);background:var(--rovc-bg);color:var(--rovc-text);border-radius:18px;padding:5px 9px;font-size:11px;cursor:pointer}.rovc-controls{display:grid;grid-template-columns:1fr 1fr;gap:10px}.rovc-controls label,.rovc-colors label{font-size:12px;color:var(--rovc-muted);display:flex;flex-direction:column;gap:5px}.rovc-colors{display:flex;gap:16px}.rovc-colors input{width:100%;height:32px;border:1px solid var(--rovc-line);background:transparent;border-radius:7px;padding:2px}.rovc-generate{display:flex;justify-content:space-between;align-items:center;gap:8px;background:var(--rovc-primary);color:white;border:0;border-radius:10px;padding:12px 15px;font-weight:750;cursor:pointer;margin-top:3px}.rovc-generate:hover{filter:brightness(1.1)}.rovc-note{font-size:11px;color:var(--rovc-muted);margin:0}.rovc-workspace{padding:18px;min-width:0;display:flex;flex-direction:column;gap:14px}.rovc-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.rovc-toolbar>div:first-child{display:flex;gap:12px;align-items:center}.rovc-status{font-size:12px;color:var(--rovc-muted)}.rovc-actions{display:flex;gap:7px;flex-wrap:wrap}.rovc-actions button{border:1px solid var(--rovc-line);background:var(--rovc-panel);color:var(--rovc-text);padding:8px 11px;border-radius:8px;cursor:pointer;font-size:12px}.rovc-canvas-wrap{flex:1;min-height:440px;border:1px solid var(--rovc-line);border-radius:12px;background-color:var(--rovc-panel);background-image:radial-gradient(var(--rovc-line) .8px,transparent .8px);background-size:18px 18px;display:flex;align-items:center;justify-content:center;overflow:auto;padding:16px}.rovc-empty{text-align:center;max-width:340px;color:var(--rovc-muted)}.rovc-empty span{font-size:44px;color:var(--rovc-accent)}.rovc-empty h3{color:var(--rovc-text);margin:5px 0}.rovc-empty p{font-size:13px;margin:5px}.rovc-output{display:none;width:100%;align-items:center;justify-content:center}.rovc-output svg{display:block;width:100%;height:auto;max-height:78vh;filter:drop-shadow(0 8px 18px #16354a12)}.rovc-tip{font-size:12px;color:var(--rovc-muted)}.rovc-footer{text-align:center;border-top:1px solid var(--rovc-line);padding:12px;font-size:12px;color:var(--rovc-muted)}.rovc-footer a{color:var(--rovc-accent);text-decoration:none}.rovc-app button:focus-visible,.rovc-app select:focus-visible,.rovc-app textarea:focus-visible{outline:2px solid var(--rovc-accent);outline-offset:2px}@media(max-width:780px){.rovc-app{min-height:0;border-radius:10px}.rovc-layout{grid-template-columns:1fr;min-height:0}.rovc-sidebar{border-right:0;border-bottom:1px solid var(--rovc-line)}.rovc-canvas-wrap{min-height:320px;padding:8px}.rovc-workspace{padding:12px}.rovc-header{padding:14px}.rovc-brand h2{font-size:19px}.rovc-brand p{font-size:11px}.rovc-theme span{display:none}}@media(prefers-reduced-motion:no-preference){.rovc-app button{transition:filter .15s ease,background .15s ease}}