*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--color-bg:#f5f5f7;--color-surface:#ffffff;--color-border:#e0e0e0;--color-text:#1a1a1a;--color-text-secondary:#6b6b6b;--color-primary:#5c6bc0;--color-primary-dark:#3949ab;--color-accent:#26c6da;--radius:12px;--radius-sm:6px;--shadow:0 2px 12px rgba(0,0,0,0.08);--shadow-lg:0 8px 32px rgba(0,0,0,0.12)}body,html{height:100%;font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);font-size:15px;line-height:1.5}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;border:none;outline:none}button,input,select,textarea{font-family:var(--font-sans)}.app-root{display:grid;grid-template-columns:1fr 420px;grid-template-rows:auto 1fr;min-height:100vh;grid-gap:0;gap:0}.app-header{grid-column:1/-1;background:var(--color-surface);border-bottom:1px solid var(--color-border);padding:0 32px;display:flex;align-items:center;gap:12px;height:56px}.app-header h1{font-size:18px;font-weight:700;letter-spacing:-.3px}.app-header .badge{background:var(--color-primary);color:#fff;font-size:11px;font-weight:600;padding:2px 8px;border-radius:100px;letter-spacing:.5px}.left-panel{padding:24px 32px;flex-direction:column;gap:20px}.left-panel,.right-panel{overflow-y:auto;display:flex}.right-panel{background:#e8eaf6;border-left:1px solid var(--color-border);align-items:center;justify-content:center;padding:24px;position:-webkit-sticky;position:sticky;top:0;height:calc(100vh - 56px)}.card{background:var(--color-surface);border-radius:var(--radius);border:1px solid var(--color-border);padding:20px 24px;box-shadow:var(--shadow)}.card h2{font-size:14px;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.8px;margin-bottom:14px}.card h3{font-size:16px;font-weight:600;margin-bottom:12px}label{display:block;font-size:13px;font-weight:500;color:var(--color-text-secondary);margin-bottom:6px}input[type=text],select,textarea{width:100%;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);padding:10px 12px;font-size:14px;color:var(--color-text);background:#fafafa;transition:border-color .15s}input[type=text]:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-primary);background:#fff}textarea{resize:vertical}.form-row{display:flex;gap:12px}.form-row>*{flex:1 1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:opacity .15s,transform .1s}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark)}.btn-secondary{background:#f0f0f0;color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:#e0e0e0}.btn-success{background:#2e7d32;color:#fff}.btn-success:hover:not(:disabled){background:#1b5e20}.btn-danger{background:#c62828;color:#fff}.spec-stream{background:#0d1117;color:#c9d1d9;max-height:260px;word-break:break-all}.prompt-pre,.spec-stream{border-radius:var(--radius-sm);padding:14px 16px;font-family:SF Mono,Fira Code,monospace;font-size:12px;line-height:1.6;overflow-y:auto;white-space:pre-wrap}.prompt-pre{background:#1e1e2e;color:#cdd6f4;max-height:340px}.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:100px;font-size:12px;font-weight:500}.chip-success{background:#e8f5e9;color:#2e7d32}.chip-error{background:#ffebee;color:#c62828}.chip-info{background:#e3f2fd;color:#1565c0}.action-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.info-row{display:flex;gap:8px;font-size:13px;padding:4px 0;border-bottom:1px solid #f0f0f0}.info-row:last-child{border-bottom:none}.info-label{color:var(--color-text-secondary);min-width:120px;font-weight:500}@keyframes spin{to{transform:rotate(1turn)}}.spinner{display:inline-block;width:14px;height:14px;border:2px solid;border-top:2px solid transparent;border-radius:50%;animation:spin .7s linear infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.pulse-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#4caf50;animation:pulse 1.4s ease-in-out infinite}