:root{--bg-app: #16181d;--bg-panel: #1d2026;--bg-elevated: #24282f;--bg-input: #14161a;--bg-canvas: #101216;--border: #2e333b;--border-strong: #3b414c;--text: #e8eaed;--text-dim: #9ba1ab;--text-faint: #6b7280;--accent: #f0a344;--accent-hover: #ffb85e;--accent-ink: #201302;--danger: #e5484d;--radius: 8px;--radius-sm: 5px;--font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--font-mono: "SF Mono", Menlo, Monaco, "Cascadia Mono", monospace}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:var(--font-ui);background:var(--bg-app);color:var(--text);font-size:13px;overflow:hidden;-webkit-font-smoothing:antialiased}button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:1px}input,select,textarea{font:inherit;color:var(--text);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:5px 8px}input[type=number]{font-family:var(--font-mono);font-size:12px;font-variant-numeric:tabular-nums}input[type=color]{padding:2px;width:32px;height:26px;cursor:pointer;border-radius:var(--radius-sm);background:var(--bg-input)}input[type=range]{accent-color:var(--accent);padding:0;border:none;background:none}.app-shell{display:grid;grid-template-rows:46px 1fr 116px;grid-template-columns:264px 1fr 264px;grid-template-areas:"top top top" "left canvas right" "left strip right";height:100%}.topbar{grid-area:top;display:flex;align-items:center;gap:10px;padding:0 12px;background:var(--bg-panel);border-bottom:1px solid var(--border)}.left-panel{grid-area:left;background:var(--bg-panel);border-right:1px solid 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var(--border)}.panel-tab{display:flex;flex-direction:column;align-items:center;gap:3px;width:52px;padding:8px 2px;border-radius:var(--radius-sm);color:var(--text-dim);font-size:9.5px;font-weight:600;letter-spacing:.2px}.panel-tab svg{width:17px;height:17px}.panel-tab:hover{background:var(--bg-elevated);color:var(--text)}.panel-tab.active{background:var(--bg-elevated);color:var(--accent)}.panel-body{flex:1;overflow-y:auto;padding:12px;min-width:0}.panel-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--text-dim);margin-bottom:10px}.template-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.template-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;text-align:left;transition:border-color .12s}.template-card:hover{border-color:var(--accent)}.template-thumb{aspect-ratio:9 / 14;display:flex;align-items:flex-start;justify-content:center;padding-top:12%}.template-thumb 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h2{font-size:16px;margin-bottom:4px;letter-spacing:-.2px}.modal .modal-sub{color:var(--text-dim);font-size:12.5px;margin-bottom:16px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.check-row{display:flex;align-items:center;gap:9px;padding:7px 4px;border-radius:var(--radius-sm);cursor:pointer}.check-row:hover{background:var(--bg-elevated)}.check-row input{accent-color:var(--accent);width:15px;height:15px}.check-row .check-label{flex:1}.check-row .check-required{font-size:10px;color:var(--accent);border:1px solid currentColor;padding:1px 5px;border-radius:999px}.check-group-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--text-dim);margin:12px 0 4px}.progress-track{height:6px;border-radius:999px;background:var(--bg-input);overflow:hidden;margin-top:14px}.progress-fill{height:100%;background:var(--accent);border-radius:999px;transition:width .15s}.start-screen{height:100%;overflow-y:auto;display:flex;flex-direction:column;align-items:center;padding:7vh 24px 48px;background:radial-gradient(ellipse 60% 40% at 50% -5%,rgba(240,163,68,.09),transparent),var(--bg-app)}.start-brand{display:flex;align-items:center;gap:12px;margin-bottom:6px}.start-brand h1{font-size:30px;font-weight:800;letter-spacing:-.8px}.start-brand h1 .brand-studio{color:var(--accent)}.start-tagline{color:var(--text-dim);font-size:14.5px;margin-bottom:40px;text-align:center;max-width:480px;line-height:1.5}.start-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,240px));gap:14px;justify-content:center;width:100%;max-width:780px}.start-card{text-align:left;padding:20px;border:1px solid var(--border);border-radius:12px;background:var(--bg-panel);transition:border-color .15s,transform .15s}.start-card:hover{border-color:var(--accent);transform:translateY(-2px)}.start-card .card-icon{font-size:22px;margin-bottom:12px;display:block}.start-card 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