:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--green:#16a34a;--dark:#0f172a;--muted:#64748b;--card:#ffffffe0}*{box-sizing:border-box}html,body{min-height:100%;color:var(--dark);background:radial-gradient(circle at 0 0,#dcfce7,#0000 32rem),linear-gradient(135deg,#fff7ed,#ecfeff);margin:0;font-family:Arial,Helvetica,sans-serif}button,input,select{font:inherit}a{color:inherit}.page{justify-content:center;min-height:100vh;padding:24px;display:flex}.shell{width:min(1120px,100%)}.hero{grid-template-columns:1.1fr .9fr;align-items:center;gap:24px;margin-bottom:24px;display:grid}.badge{color:#166534;background:#dcfce7;border-radius:999px;align-items:center;gap:8px;padding:8px 12px;font-size:14px;font-weight:700;display:inline-flex}h1{letter-spacing:-.07em;margin:18px 0;font-size:clamp(40px,8vw,82px);line-height:.9}h2{letter-spacing:-.04em;margin:14px 0 0;font-size:clamp(26px,4vw,42px);line-height:1}.lead{color:var(--muted);max-width:650px;font-size:18px;line-height:1.6}.grid{grid-template-columns:390px 1fr;align-items:start;gap:24px;display:grid}.card{background:var(--card);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid #0f172a14;border-radius:28px;padding:22px;box-shadow:0 24px 80px #0f172a14}.controls{gap:16px;display:grid}label{gap:8px;font-weight:700;display:grid}.hint{color:var(--muted);font-size:13px;font-weight:400}.file{text-align:center;cursor:pointer;background:#f0fdf4;border:2px dashed #86efac;border-radius:22px;padding:22px}.file input{display:none}.range-row{grid-template-columns:1fr 70px;align-items:center;gap:12px;display:grid}input[type=range]{width:100%;accent-color:var(--green)}select,input[type=color],.passcode-input,.ai-textarea{background:#fff;border:1px solid #dbe3ea;border-radius:14px;min-height:42px;padding:8px 10px}.passcode-input{letter-spacing:.18em;width:100%;min-height:52px;font-size:22px}.actions{grid-template-columns:1fr 1fr;gap:12px;display:grid}.btn{cursor:pointer;border:0;border-radius:16px;padding:14px 16px;font-weight:800;transition:transform .15s,box-shadow .15s}.btn:hover{transform:translateY(-1px);box-shadow:0 12px 24px #0f172a1f}.btn.primary{background:var(--green);color:#fff}.btn.secondary{color:var(--dark);background:#e2e8f0}.btn.compact{border-radius:12px;padding:10px 12px;font-size:13px}.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}.preview-wrap{justify-items:center;gap:16px;display:grid}.preview{aspect-ratio:1;background:repeating-conic-gradient(#f8fafc 0 25%, #e2e8f0 0 50%) 50% / 32px 32px;border:1px solid #0f172a14;border-radius:32px;place-items:center;width:min(512px,100%);display:grid;overflow:hidden}canvas{width:100%;height:100%;display:block}.empty{color:#94a3b8;text-align:center;padding:24px}.specs{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px;display:grid}.spec{text-align:center;background:#f8fafc;border-radius:18px;padding:14px}.spec strong{font-size:18px;display:block}.spec span{color:var(--muted);font-size:12px}.note{color:var(--muted);font-size:14px;line-height:1.55}.install{margin-top:12px;display:none}.lock-page{align-items:center}.lock-card{width:min(520px,100%)}.lock-form{gap:16px;margin-top:22px;display:grid}.error-text{color:#dc2626;margin:0;font-weight:700}.top-actions{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.guide-card{margin-bottom:24px}.guide-heading{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;display:flex}.guide-steps{counter-reset:guide;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.guide-steps li{counter-increment:guide;background:linear-gradient(#fff,#f8fafc);border:1px solid #dcfce7;border-radius:20px;min-height:118px;padding:18px 18px 18px 64px;position:relative}.guide-steps li:before{content:counter(guide);color:#fff;background:#16a34a;border-radius:999px;place-items:center;width:32px;height:32px;font-weight:900;display:grid;position:absolute;top:18px;left:18px}.guide-steps strong{margin-bottom:6px;display:block}.guide-steps span{color:var(--muted);font-size:14px;line-height:1.45}.ai-card{gap:16px;margin-bottom:24px;display:grid}.ai-textarea{resize:vertical;width:100%;min-height:140px;line-height:1.5}.ai-actions{max-width:640px}.ai-result{color:#ecfeff;white-space:pre-wrap;background:#0f172a;border-radius:18px;width:100%;margin:0;padding:18px;line-height:1.55;overflow-x:auto}.generated-output{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:20px;grid-template-columns:128px 1fr;align-items:center;gap:16px;padding:16px;display:grid}.generated-preview{background:repeating-conic-gradient(#f8fafc 0 25%, #e2e8f0 0 50%) 50% / 24px 24px;border:1px solid #0f172a1a;border-radius:24px;width:128px;height:128px;overflow:hidden}.generated-preview img{object-fit:contain;width:100%;height:100%;display:block}.download-link{color:#fff;background:#16a34a;border-radius:14px;margin-top:8px;padding:10px 14px;font-weight:800;text-decoration:none;display:inline-flex}.app-footer{text-align:center;color:#64748b;letter-spacing:-.02em;margin:28px auto 4px;padding:18px;font-weight:800}.app-footer:before,.app-footer:after{content:"❤";color:#ef1c25;margin:0 8px}@media (max-width:880px){.hero,.grid{grid-template-columns:1fr}.page{padding:16px}.card{border-radius:22px;padding:16px}.actions,.guide-steps{grid-template-columns:1fr}.guide-heading{display:grid}.top-actions{justify-content:stretch}.top-actions .btn{flex:1}}