:root{--bg:#f1f1f3;--pn:rgba(255,255,255,.86);--tx:#1c1c20;--mu:#70707a;--ln:#dcdce1;--ac:#33333a;--ai:#fff;--in:#f6f6f8;box-sizing:border-box}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;-webkit-text-size-adjust:100%;background:var(--bg);color:var(--tx);font:14px Inter,system-ui,sans-serif}
#app{display:grid;grid-template-columns:360px 1fr;grid-template-rows:auto 1fr;height:100vh;height:100dvh;min-height:600px}
header{grid-column:1/3;display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:10px 14px;background:var(--pn);backdrop-filter:blur(14px);border-bottom:1px solid var(--ln)}
header h1{font-size:16px;margin:0 auto 0 0;font-weight:800;letter-spacing:-.02em;display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}header h1 small{font-size:12px;font-weight:500;color:var(--mu)}
button,select,input,textarea{font:inherit;color:var(--tx)}
button{background:var(--in);border:1px solid var(--ln);border-radius:10px;padding:7px 11px;cursor:pointer}
button:hover{border-color:var(--mu)}button.p{background:var(--ac);color:var(--ai);border-color:var(--ac);font-weight:600}
aside{overflow:auto;padding:12px;display:flex;flex-direction:column;gap:10px;min-height:0}
details{background:var(--pn);backdrop-filter:blur(14px);border:1px solid var(--ln);border-radius:16px;padding:4px 14px}
summary{cursor:pointer;font-weight:600;padding:10px 0}
.g{display:grid;gap:10px;padding:2px 0 14px}
label{display:grid;gap:4px;font-size:12px;color:var(--mu);position:relative}label b{position:absolute;right:0;top:0;font-weight:500;color:var(--tx)}
input[type=text],input[type=number],select,textarea{width:100%;background:var(--in);border:1px solid var(--ln);border-radius:10px;padding:8px 10px}
input[type=color]{width:100%;height:34px;border:1px solid var(--ln);border-radius:10px;background:var(--in);padding:2px}
input[type=range]{width:100%;accent-color:var(--ac)}
.r{display:flex;gap:6px;flex-wrap:wrap}.r>*{flex:1}
#drop{border:1.5px dashed var(--mu);border-radius:12px;padding:14px;text-align:center;color:var(--mu);cursor:pointer}
#drop.o{background:var(--in);border-color:var(--tx)}
#layers button.on{background:var(--ac);color:var(--ai)}
#stage{overflow:auto;display:grid;place-items:center;padding:16px;min-height:0;position:relative}
#stage.ck{background:repeating-conic-gradient(#0000 0 25%,rgba(128,128,128,.18) 0 50%) 0 0/20px 20px}
canvas{max-width:none;border-radius:6px;box-shadow:0 20px 60px rgba(0,0,0,.25);touch-action:none;cursor:grab;max-width:none}
#zm{position:absolute;right:14px;bottom:14px;display:flex;gap:8px;align-items:center;background:var(--pn);backdrop-filter:blur(14px);border:1px solid var(--ln);border-radius:12px;padding:6px 10px}
#zm input{width:110px}
#toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--ac);color:var(--ai);padding:9px 16px;border-radius:12px;opacity:0;transition:.3s;pointer-events:none;z-index:9}

.tp{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--ac);outline-offset:2px}
.seo{max-width:1000px;margin:0 auto;padding:56px 20px 40px}
.seo h2{font-size:26px;letter-spacing:-.02em;margin:0 0 10px}.seo h3{font-size:16px;margin:22px 0 6px}
.seo p,.seo li{color:var(--mu);line-height:1.7}.seo ul{padding-left:20px}
.seo .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin:18px 0}
.seo .cols div{background:#fff;border:1px solid var(--ln);border-radius:16px;padding:16px}
.seo .cols h3{margin-top:0}
footer{border-top:1px solid var(--ln);text-align:center;color:var(--mu);padding:22px 16px 30px;font-size:13px}
footer a,.seo a{color:var(--tx)}
@media(max-width:900px){
#app{grid-template-columns:1fr;grid-template-rows:auto auto auto;height:auto;min-height:0}
header{grid-column:1;padding:8px 10px}header h1 small{display:none}
#stage{order:1;position:sticky;top:0;z-index:20;height:46vh;height:46dvh;background:var(--bg);border-bottom:1px solid var(--ln);padding:8px}
aside{order:2;overflow:visible;padding:10px}
button,select,input[type=text],input[type=number],textarea{min-height:42px;font-size:16px}
input[type=range]{min-height:30px}
#zm{display:none}
.seo{padding:36px 16px 24px}
}
@media(max-width:900px) and (orientation:landscape){#stage{height:78vh;height:78dvh}}