:root{color:#0f172a;background:#f5f8fc;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input,select,textarea{font:inherit}.app-shell{display:grid;grid-template-columns:minmax(280px,360px) minmax(0,1fr);min-height:100vh}.control-panel{display:flex;flex-direction:column;gap:22px;padding:32px;color:#f8fbff;background:#12325f}.brand-row{display:flex;gap:14px;align-items:flex-start;margin-bottom:8px}.brand-mark{display:grid;flex:0 0 48px;width:48px;height:48px;place-items:center;color:#f8fbff;background:#2f80ed;border-radius:4px}h1{margin:0;font-size:clamp(1.9rem,3vw,2.75rem);line-height:1.02;letter-spacing:0}p{margin:10px 0 0;color:#c8d9f2;line-height:1.5}.field-group{display:grid;gap:8px}label{color:#dce9fb;font-size:.9rem;font-weight:700}input,select,textarea{width:100%;border:1px solid transparent;border-radius:4px}input,select{min-height:44px;padding:0 12px;color:#0f172a;background:#fff}input:focus,select:focus,textarea:focus{border-color:#2f80ed;outline:3px solid rgba(47,128,237,.18)}.toggles{display:grid;gap:12px;padding:14px;background:#ffffff14;border:1px solid rgba(255,255,255,.12);border-radius:4px}.toggles label{display:flex;gap:10px;align-items:center}.toggles input{width:18px;height:18px;accent-color:#2f80ed}.actions{display:grid;grid-template-columns:1fr;gap:10px;margin-top:auto}.download-status{min-height:22px;margin:-10px 0 0;color:#dce9fb;font-size:.9rem;font-weight:700}button{display:inline-flex;min-height:44px;align-items:center;justify-content:center;gap:8px;padding:0 14px;color:#f8fbff;cursor:pointer;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:4px}button:hover{background:#ffffff2e}.primary-button{color:#fff;background:#2f80ed;border-color:#2f80ed}.primary-button:hover{background:#1d6fd4}.output-panel{display:grid;grid-template-rows:auto minmax(0,1fr);gap:18px;padding:32px;min-width:0}.stats-grid{display:grid;grid-template-columns:repeat(5,minmax(120px,1fr));gap:10px}.stats-grid div{min-width:0;padding:14px;background:#fff;border:1px solid #d7e3f3;border-radius:4px}.stats-grid span,.stats-grid small{display:block}.stats-grid span{overflow:hidden;color:#12325f;font-size:1.25rem;font-weight:800;text-overflow:ellipsis;white-space:nowrap}.stats-grid small{margin-top:4px;color:#64748b;font-size:.78rem;font-weight:700;text-transform:uppercase}textarea{min-height:420px;padding:18px;resize:none;color:#0f172a;background:#fff;border-color:#d7e3f3;line-height:1.55;white-space:pre-wrap}@media(max-width:900px){.app-shell{grid-template-columns:1fr}.control-panel{min-height:auto}.actions{grid-template-columns:repeat(3,minmax(0,1fr))}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.control-panel,.output-panel{padding:22px}.actions,.stats-grid{grid-template-columns:1fr}}