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16px;display:grid;position:sticky;bottom:-16px}.stage{background:var(--stage);flex-direction:column;min-width:0;min-height:0;display:flex}.viewport{flex:1;grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1fr);place-items:center;min-height:0;padding:20px;display:grid;overflow:hidden}.frame{max-width:100%;height:100%;aspect-ratio:var(--ar,9 / 16);position:relative}.frame.wide{width:100%;height:auto;max-height:100%}.frame canvas{width:100%;height:100%;box-shadow:var(--shadow);cursor:pointer;background:#000;border-radius:10px;position:absolute;inset:0}.empty{text-align:center;color:#9a9faa;background:radial-gradient(at 50% 40%,#16171c,#060607 75%);border-radius:10px;place-items:center;padding:24px;font-size:14px;display:grid;position:absolute;inset:0}.empty[hidden]{display:none}.frame canvas{animation:.35s payFade}.btn.loading{pointer-events:none;position:relative;color:#0000!important}.btn.loading svg{opacity:0}.btn.loading:after{content:"";border:2px solid color-mix(in srgb, var(--on-fg) 30%, transparent);border-top-color:var(--on-fg);border-radius:50%;width:18px;height:18px;animation:.7s linear infinite spin;position:absolute;top:calc(50% - 9px);left:calc(50% - 9px)}.btn:not(.primary).loading:after{border-color:var(--line-2);border-top-color:var(--fg)}.skeleton{background:var(--surface-2);border-radius:5px;min-width:48px;min-height:1em;animation:1.1s ease-in-out infinite alternate shimmer;display:inline-block;color:#0000!important}.spin{border:2px solid #ffffff26;border-top-color:#fff;border-radius:50%;width:28px;height:28px;animation:.8s linear infinite spin}.transport{padding:10px var(--edge);border-top:1px solid var(--line);background:var(--surface-solid);grid-template-columns:auto auto minmax(0,1fr) auto;align-items:center;gap:12px;display:grid}.transport input[type=range]{width:100%;accent-color:var(--accent);margin:0}.time{font:12px var(--mono);color:var(--muted);white-space:nowrap}.chip-n{font:12px var(--mono);color:var(--accent);white-space:nowrap;min-width:66px}.stage-note{color:var(--muted);background:var(--surface-solid);text-align:center;padding:7px 16px 9px;font-size:12.5px}.pay{interpolate-size:allow-keywords;width:min(470px,100vw - 24px);max-height:calc(100dvh - 24px);transition:height .22s var(--ease);padding:0;overflow:auto}.pay>section{animation:payStep .22s var(--ease);padding:0 22px 22px}.pay[data-direction=back]>section{--step-x:-10px}@keyframes payStep{0%{opacity:0;transform:translateX(var(--step-x,10px))}}.pay-head{z-index:2;background:var(--surface-solid);align-items:center;gap:6px;min-height:58px;padding:10px 14px 6px 22px;display:flex;position:sticky;top:0}.pay-head h2{outline:none;flex:1;font-size:17px}.pay-head .icon-btn{width:32px;height:32px}#pay-back{margin-left:-8px}#pay-close{margin-left:auto}.pay-sub{color:var(--muted);margin:0 0 14px;font-size:14px}.pay-methods{gap:8px;display:grid}.pay-method{border:1px solid var(--line);background:var(--surface-2);text-align:left;border-radius:11px;align-items:center;gap:13px;width:100%;padding:13px 14px;transition:border-color .15s,background .15s;display:flex}.pay-method:hover{border-color:var(--muted)}.pay-method:hover .chev{transform:translate(2px)}.pay-method[hidden]{display:none}.pay-method em{font:500 13px var(--mono);color:var(--fg-2);flex:none}.pay-method svg{width:22px;height:22px;color:var(--fg-2);flex:none}.pay-method span{flex:1;min-width:0}.pay-method b{font-size:14.5px;font-weight:550;display:block}.pay-method small{color:var(--muted);font-size:12.5px;display:block}.pay-method .chev{width:16px;height:16px;color:var(--dim);transition:transform .15s}.pay-fine{color:var(--muted);text-align:center;margin-top:12px;font-size:12px}.pay-card-host{border:1px solid var(--line-2);border-radius:var(--r-s);min-height:53px;margin-bottom:10px;position:relative;overflow:hidden}.pay-card-host.loading{background:var(--surface-2);animation:1.3s ease-in-out infinite alternate shimmer}@keyframes shimmer{to{opacity:.55}}.pay-card-host iframe{border:0;width:100%;height:53px;display:block}.pay-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.pay-grid label{color:var(--muted);gap:4px;min-width:0;font-size:12.5px;display:grid}.pay-grid .full{grid-column:1/-1}.pay-grid .input{color:var(--fg);font-size:15px}.pay-totals.first{border-top:0;margin-top:0;padding-top:0}.pay-wallet-host{border-radius:var(--r-s);min-height:48px;position:relative;overflow:hidden}.pay-wallet-host.loading{background:var(--surface-2);animation:1.1s ease-in-out infinite alternate shimmer}.pay-wallet-host iframe{border:0;width:100%;height:48px;display:block}.pay-wallet-host[data-wallet=googlePay]{min-height:40px}.pay-wallet-host[data-wallet=googlePay] iframe{height:40px}.pay-wallet-host[data-wallet=applePay] iframe{height:44px}.pay-wallet-host iframe.overlay{z-index:10;width:100vw;height:100dvh;position:fixed;inset:0}.pay-totals{border-top:1px solid var(--line);gap:5px;margin:14px 0;padding-top:10px;font-size:13.5px;display:grid}.pay-totals div{color:var(--muted);justify-content:space-between;gap:12px;display:flex}.pay-totals dd{font-family:var(--mono);margin:0;font-size:13px}.pay-totals .total{color:var(--fg);margin-top:3px;font-weight:600}.pay-totals .total dd{font-size:15px}.pay .notice{margin:0 0 10px}.pay-challenge iframe{background:#fff;border:0;border-radius:9px;width:100%;height:min(520px,68dvh)}.pay-center{text-align:center;color:var(--muted);justify-items:center;gap:10px;padding:26px 0 22px;font-size:14.5px;display:grid}.pay-center h3{color:var(--fg);letter-spacing:-.02em;margin:4px 0 0;font-size:20px;font-weight:620}.pay-spin{border-color:var(--line-2);border-top-color:var(--fg)}.pay-check{width:52px;height:52px;color:var(--good);background:color-mix(in srgb, var(--good) 13%, transparent);animation:payPop .3s var(--ease);border-radius:50%;place-items:center;display:grid}.pay-check svg{width:26px;height:26px}.pay-check path{stroke-dasharray:1;stroke-dashoffset:1px;animation:.32s ease-out .12s forwards payDraw}@keyframes payDraw{to{stroke-dashoffset:0}}dialog{border:1px solid var(--line-2);border-radius:var(--r);background:var(--surface-solid);color:var(--fg);width:min(420px,100vw - 32px);box-shadow:var(--shadow);padding:26px}dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#0000008c;animation:.18s payFade}dialog[open]{animation:payPop .2s var(--ease)}dialog.closing{animation:.15s forwards payOut}dialog.closing::backdrop{animation:.15s reverse forwards payFade}@keyframes payPop{0%{opacity:0;transform:translateY(8px)scale(.975)}}@keyframes payOut{to{opacity:0;transform:translateY(4px)scale(.985)}}@keyframes payFade{0%{opacity:0}}dialog h2{letter-spacing:-.015em;font-size:19px;font-weight:600}dialog p{color:var(--muted);margin-top:6px;font-size:14px}.bar{background:var(--surface-2);border-radius:999px;height:6px;margin:18px 0 8px;overflow:hidden}.bar i{background:linear-gradient(90deg, var(--cyan), var(--violet) 50%, var(--accent));width:0;height:100%;transition:width .2s linear;display:block}.dialog-foot{justify-content:space-between;align-items:center;gap:12px;margin-top:16px;display:flex}@media (width<=1080px){.gallery{grid-template-columns:repeat(3,1fr)}}@media (width<=899px){:root{--nav-h:56px;--edge:16px}.wrap{padding-left:16px;padding-right:16px}.nav-inner{gap:12px}.menu-btn{display:inline-grid}.nav-links{background:var(--surface-solid);border-bottom:1px solid var(--line);flex-direction:column;padding:8px 12px 12px;display:none;position:absolute;top:100%;left:0;right:0}.nav-links.open{display:flex}.nav-links a{padding:10px 12px}.nav-right .btn.open-studio{display:none}.hero{grid-template-columns:1fr;gap:32px;padding:40px 0 32px}.hero-stage{aspect-ratio:1}.stats{grid-template-columns:repeat(2,1fr)}.stat{padding:16px}.stat b{font-size:24px}.section{padding-top:60px}.steps,.math,.plans{grid-template-columns:1fr}.plans{justify-items:stretch}.gallery{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>:first-child{grid-column:1/-1}.page{padding-top:36px}.studio{grid-template-rows:auto auto;grid-template-columns:1fr;height:auto}.stage{top:var(--nav-h);z-index:10;border-bottom:1px solid var(--line);order:-1;position:sticky}.viewport{flex:none;height:46dvh;padding:10px}.transport{gap:10px;padding:8px 12px}.stage-note{display:none}.controls{border-right:0;overflow:visible}.regions{grid-template-columns:repeat(5,1fr);max-height:216px}.controls-foot{padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:var(--surface-solid);border-top:1px solid var(--line);z-index:5;margin:0 -16px -16px;position:sticky;bottom:0}}@media (width<=420px){.regions{grid-template-columns:repeat(4,1fr)}.chip-n{min-width:0}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}html{scroll-behavior:auto}}