:root{--primary:#0e8fa6;--deep:#075565;--ink-strong:#06414d;--bg-a:#22a9c0;--bg-b:#0e8fa6;--bg-c:#075565;--soft:#e3f4f7;--line:#cfe6ea;--card:#fff;--ink:#17323a;--muted:#5d7279;--font:"Poppins";--wrong:#d23a33;--right:#1f9d55}*{box-sizing:border-box}html,body{height:100%;margin:0;overflow:hidden}body{font-family:var(--font), system-ui, sans-serif;color:var(--ink);background:radial-gradient(120% 90% at 55% 28%, var(--bg-a) 0%, var(--bg-b) 38%, var(--bg-c) 100%)}#stage{position:fixed;inset:0}canvas{touch-action:none;display:block}button{font-family:var(--font), system-ui, sans-serif}header{padding:max(14px, env(safe-area-inset-top)) 20px 26px;pointer-events:none;background:linear-gradient(#00000057,#0000);align-items:center;gap:14px;display:flex;position:fixed;top:0;left:0;right:0}header img{object-fit:contain;max-width:140px;height:34px}.titles{color:#fff;min-width:0;line-height:1.15}.titles b{font-size:17px;font-weight:700;display:block}.titles span{opacity:.85;font-size:12.5px}.demo-tag{white-space:nowrap;color:#fff;background:#00000047;border-radius:999px;margin-left:auto;padding:5px 10px;font-size:12px;font-weight:600}.variant-chip{top:max(64px, calc(env(safe-area-inset-top) + 50px));cursor:pointer;color:#fff;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#00000047;border:0;border-radius:999px;align-items:center;gap:6px;padding:9px 15px;font-size:14px;font-weight:500;display:inline-flex;position:fixed;left:20px}.variant-chip[hidden]{display:none}.variant-chip b{font-weight:600}.variant-chip u{opacity:.8;font-weight:600;text-decoration:none}.card{background:var(--card);border-radius:24px;width:min(440px,100vw - 40px);padding:18px 20px;position:fixed;bottom:20px;left:20px;box-shadow:0 18px 50px #0000004d}.progress{align-items:center;gap:12px;display:flex}.count{color:var(--primary);white-space:nowrap;font-size:14px;font-weight:700}.bar{background:var(--soft);border-radius:99px;flex:1;height:8px;overflow:hidden}.bar i{background:var(--primary);border-radius:99px;height:100%;transition:width .4s;display:block}.card h2{color:var(--ink-strong);margin:10px 0 6px;font-size:24px;font-weight:700;line-height:1.2}.card p{margin:0;font-size:17px;line-height:1.5}.check{color:#8a5208;background:#fdf0dc;border-radius:10px;margin-top:10px;padding:7px 11px;font-size:13px;font-weight:500;display:none}.check.on{display:block}.more{color:var(--primary);cursor:pointer;background:0 0;border:0;align-items:center;gap:6px;margin-top:8px;padding:4px 0;font-size:15px;font-weight:700;display:inline-flex}.card.compact h2{margin-bottom:0;font-size:20px}.card.compact #text,.card.compact .check,.card.compact .tools{display:none!important}.card.compact .nav:not(.end) .prev{width:58px;padding:0 0 3px;font-size:30px}.card.compact .nav:not(.end) .prev span{display:none}.tools{gap:10px;margin-top:14px;display:flex}.tool{border:2px solid var(--line);min-height:48px;color:var(--ink-strong);cursor:pointer;background:#fff;border-radius:14px;flex:1;justify-content:center;align-items:center;gap:8px;font-size:15px;font-weight:600;display:inline-flex}.tool svg{flex:none;width:21px;height:21px}.tool[aria-pressed=true]{background:var(--soft);border-color:var(--primary)}.nav{gap:10px;margin-top:10px;display:flex}.btn{cursor:pointer;border:0;border-radius:16px;min-height:58px;padding:0 16px;font-size:18px;font-weight:700}.btn.prev{background:var(--soft);color:var(--ink-strong);font-size:16px}.btn.next{background:var(--primary);color:#fff;flex:1}.btn:disabled{opacity:.35;cursor:default}.nav.end .next{display:none}.nav.end .prev{flex:1}.help{color:#fff;background:#25d366;border-radius:16px;justify-content:center;align-items:center;gap:8px;min-height:52px;margin-top:10px;font-size:16px;font-weight:700;text-decoration:none;display:none}.help svg{width:22px;height:22px}.nav.end+.help.has{display:flex}.callout{color:var(--ink-strong);white-space:nowrap;pointer-events:none;opacity:0;background:#fff;border-radius:10px;padding:5px 11px;font-size:13.5px;font-weight:600;transition:opacity .35s;position:fixed;top:0;left:0;transform:translate(-50%,-100%);box-shadow:0 6px 18px #00000040}.callout:after{content:"";border:6px solid #0000;border-top-color:#fff;border-bottom:0;position:absolute;bottom:-6px;left:50%;transform:translate(-50%)}.callout.on{opacity:1}.callout.bad{background:var(--wrong);color:#fff}.callout.bad:after{border-top-color:var(--wrong)}.chooser{z-index:10;padding:max(16px, env(safe-area-inset-bottom)) 12px;background:#00000073;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.chooser[hidden]{display:none}.sheet{background:#fff;border-radius:26px;width:min(460px,100%);padding:22px 16px 16px;box-shadow:0 18px 50px #00000059}.sheet h2{color:var(--ink-strong);margin:0 4px 4px;font-size:23px;line-height:1.2}.sheet p{color:var(--muted);margin:0 4px 6px;font-size:15.5px}.choice{text-align:left;border:2px solid var(--line);width:100%;min-height:84px;color:var(--ink);cursor:pointer;background:#fff;border-radius:18px;align-items:center;gap:14px;margin-top:10px;padding:12px 14px;display:flex}.choice:hover,.choice:active{border-color:var(--primary);background:var(--soft)}.choice svg{flex:none;width:64px;height:44px}.choice b{color:var(--ink-strong);font-size:18px;display:block}.choice span{color:var(--muted);font-size:14.5px;line-height:1.35}body.print header,body.print .card,body.print .variant-chip,body.print .chooser,body.print .callout,body.print .demo-tag{display:none!important}body.print{background:0 0}@media (width<=720px){header{flex-wrap:wrap;row-gap:8px}header img{height:26px}.demo-tag{margin-left:0;padding:4px 9px;font-size:11px}.titles b{font-size:15px}.variant-chip{font-size:13.5px;left:12px}.card{left:10px;right:10px;bottom:max(10px, env(safe-area-inset-bottom));border-radius:22px;width:auto;padding:16px 16px 14px}.card h2{margin-top:8px;font-size:22px}.card.compact h2{font-size:19px}.card p{font-size:16.5px}.callout{font-size:14px}}