:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#182326;background:#f2f5f5;font-synthesis:none}*{box-sizing:border-box}body{margin:0}header{min-height:86px;display:flex;justify-content:space-between;align-items:center;padding:22px 5vw;border-bottom:1px solid #dce2e2;background:white;gap:18px}.brand{font-size:19px;letter-spacing:.12em;font-weight:850}.brand span{font-size:12px;letter-spacing:.05em;background:#e3eeee;color:#32605f;border-radius:4px;padding:5px 7px;margin-left:8px}.device{font-size:14px;color:#526363}main{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:65px;padding:46px 36px}.preview{align-self:start;position:sticky;top:24px;text-align:center;padding:28px 22px;background:#e3ebeb;border-radius:18px}.eyebrow{font-size:12px;letter-spacing:.17em;color:#536666;font-weight:700;margin-bottom:24px}#display{max-width:370px;width:100%;aspect-ratio:1;margin:auto;border:12px solid #233032;border-radius:50%;background:#233032;box-shadow:0 10px 25px #1b30351c;overflow:hidden}#display svg{width:100%;height:100%;display:block;border-radius:50%}.field{cursor:pointer;outline:none}.field:focus-visible .focus-ring{stroke:#90998d;stroke-width:1;stroke-dasharray:2 2}.hint{font-size:14px;color:#536365;margin:22px 0 16px}.modes{display:flex;justify-content:center;gap:8px}.modes button{font-size:14px;background:transparent}.modes button[aria-pressed=true]{background:white;color:#163c3c;border-color:#99b5b4}.notice{font-size:13px;line-height:1.6;color:#586969;margin:24px auto 0;max-width:360px}h1{font-size:30px;letter-spacing:-.045em;line-height:1.15;margin:0 0 12px}h2{font-size:17px;margin:0}.intro{font-size:16px;color:#5d6d6f;line-height:1.55;margin:0 0 28px}.step{display:flex;align-items:center;gap:10px;margin:24px 0 14px}.step>span{font-size:12px;color:#3e7776;font-weight:800;letter-spacing:.06em}button,select,input{font:inherit}button{cursor:pointer;border:1px solid #c9d5d5;border-radius:8px;background:white;padding:10px 12px;color:#344747;min-height:44px}button:hover{border-color:#2b7875}button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #1d9991;outline-offset:3px}.layouts{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.layouts button{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:13px}.layouts svg{width:39px;height:39px}.layouts button[aria-pressed=true],.slots button[aria-pressed=true]{background:#164f4c;color:white;border-color:#164f4c}.slots{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:20px}.slots button{font-size:14px;flex:1;min-width:44px;padding:8px}label{display:block;font-size:14px;font-weight:650;margin-bottom:8px}select,input{min-height:48px;border:1px solid #bdcbcb;border-radius:8px;background:white;color:#213c3b;padding:10px 12px;width:100%;font-size:16px}select{cursor:pointer}.description{font-size:14px;color:#4f6666;line-height:1.5;min-height:50px;padding:12px 0}.sample{position:relative}.sample input{padding-right:80px;font-variant-numeric:tabular-nums}.sample>span{position:absolute;right:15px;bottom:14px;color:#687d7b;font-size:14px;pointer-events:none}.small{font-size:13px;color:#526b69;line-height:1.5}details{border-top:1px solid #d2dddd;margin-top:25px;padding-top:18px;color:#5c6b6d;font-size:14px;line-height:1.65}summary{cursor:pointer;color:#385450;font-weight:600}a{color:#216d69;text-underline-offset:3px}footer{padding:20px;text-align:center;font-size:12px;color:#637675;border-top:1px solid #dce2e2}@media(max-width:760px){header{padding:18px 20px;align-items:flex-start;flex-direction:column;gap:8px}.brand{font-size:17px}.device{font-size:13px}main{grid-template-columns:1fr;gap:25px;padding:20px 16px}.preview{position:static;padding:18px 16px;border-radius:12px}#display{max-width:285px;border-width:9px}.eyebrow{margin-bottom:14px}.hint{margin:14px 0 10px}.notice{margin-top:14px;font-size:12px}.editor{padding:0 6px}h1{font-size:26px}.intro{margin-bottom:20px}.layouts{grid-template-columns:repeat(4,1fr)}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s,border-color .15s}}

@media(max-width:760px) and (min-height:650px){.preview{position:sticky;top:0;z-index:2;padding:10px;border-bottom:1px solid #bfcece;border-radius:0}.eyebrow,.hint{display:none}#display{max-width:200px;border-width:6px}.modes{margin-top:8px}.modes button{min-height:36px;padding:6px 10px}.notice{font-size:12px;line-height:1.3;margin-top:8px;max-width:420px}}

.support-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:11px 18px;background:#164f4c;color:#fff;border:1px solid #164f4c;border-radius:8px;text-decoration:none;font-size:14px;font-weight:650}.support-button:hover{background:#103d3a}.support-button:focus-visible{outline:3px solid #1d9991;outline-offset:3px}.support-note{font-size:13px;margin:10px 0 20px;line-height:1.5}