:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:#0f172a;background-color:#e2e8f0;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(circle at top,#e0f2fe,#f1f5f9 35%,#e2e8f0)}#root{min-height:100vh}button{font:inherit}.app{display:flex;flex-direction:column;min-height:100vh;color:#0f172a;background:linear-gradient(180deg,#f3f4f6,#fff 45%,#f8fafc)}.app__header{padding:2.5rem 3rem 1.5rem}.app__header h1{margin:0 0 .4rem;font-size:2.25rem;font-weight:700;color:#0b1120}.app__header p{margin:0;font-size:1rem;color:#334155}.app__layout{display:grid;flex:1;grid-template-columns:minmax(320px,420px) 1fr;gap:2rem;padding:0 3rem 3rem;box-sizing:border-box}.panel{background:#ffffffd9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:20px;box-shadow:0 24px 48px #0f172a1f;padding:1.75rem;display:flex;flex-direction:column;gap:1.5rem}.panel h2{margin:0;font-size:1.25rem;color:#0f172a}.panel--controls{overflow-y:auto;max-height:calc(100vh - 6rem)}.panel--viewer{padding:0;overflow:hidden;min-height:560px}.panel--viewer canvas{width:100%!important;height:100%!important;display:block}.preset-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:.75rem}.preset-grid button{border:1px solid rgba(148,163,184,.4);border-radius:14px;padding:.85rem 1rem;text-align:left;background:#f8fafc;color:inherit;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;display:flex;flex-direction:column;gap:.3rem}.preset-grid button strong{font-size:.95rem;color:#0f172a}.preset-grid button span{font-size:.8rem;color:#475569}.preset-grid button:hover{transform:translateY(-1px);border-color:#2563eb;box-shadow:0 14px 28px #2563eb33}.control-group{display:flex;flex-direction:column;gap:1rem}.control{display:flex;flex-direction:column;gap:.45rem}.control__header{display:flex;justify-content:space-between;align-items:baseline;font-size:.92rem;color:#0f172a}.control__value{font-variant-numeric:tabular-nums;font-size:.85rem;color:#1d4ed8}.control input[type=range]{-webkit-appearance:none;height:6px;border-radius:3px;background:linear-gradient(90deg,#1d4ed8,#38bdf8);outline:none}.control input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:#fff;border:2px solid #1d4ed8;box-shadow:0 4px 8px #1d4ed859;cursor:pointer}.control input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#fff;border:2px solid #1d4ed8;box-shadow:0 4px 8px #1d4ed859;cursor:pointer}.control small{color:#64748b;font-size:.76rem}.select-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.select-row__field{display:flex;flex-direction:column;gap:.4rem;font-size:.92rem}.select-row__field select{border-radius:12px;border:1px solid rgba(148,163,184,.5);padding:.55rem .75rem;font-size:.92rem;background:#f8fafc;color:#0f172a}.appearance{display:flex;flex-direction:column;gap:.9rem;background:#f8fafc;border-radius:14px;padding:1rem 1.2rem}.appearance h3{margin:0;font-size:1rem;color:#1e293b}.appearance__selector{display:flex;flex-direction:column;gap:.5rem}.appearance__selector label{display:flex;flex-direction:column;gap:.4rem;font-size:.92rem}.appearance__selector select,.appearance__selector input[type=color]{border-radius:12px;border:1px solid rgba(148,163,184,.5);padding:.55rem .75rem;font-size:.92rem;background:#fff;color:#0f172a}.appearance__selector input[type=color]{height:2.5rem;padding:.3rem;cursor:pointer}.appearance__colors{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:.6rem}.metrics{background:#f8fafc;border-radius:14px;padding:1rem 1.2rem;display:flex;flex-direction:column;gap:.8rem}.metrics h3{margin:0;font-size:1rem;color:#1e293b}.metrics dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:.6rem 1.2rem;margin:0}.metrics dt{font-size:.8rem;color:#475569}.metrics dd{margin:0;font-size:.95rem;font-weight:600;color:#0f172a}@media (max-width: 1080px){.app__layout{grid-template-columns:1fr}.panel--controls{max-height:none}.panel--viewer{min-height:480px}}