:root{--accent:#70d6ff;--accent-strong:#7658ff;--panel:#181920;--line:#2b2d38;--muted:#969bab}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#0d0e13;color:#f6f6f8;font-family:Inter,ui-sans-serif,system-ui,sans-serif}button,input,select{font:inherit}header{height:68px;display:grid;grid-template-columns:52px minmax(340px,1fr) auto auto;align-items:center;gap:9px;padding:0 18px;border-bottom:1px solid var(--line);background:#121319}header>a{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--accent-strong),#9f5cff);color:#fff;text-decoration:none;font-weight:900;font-size:.7rem}button{border:1px solid #343641;border-radius:8px;padding:9px 12px;background:#292b35;color:#fff;font-weight:750;font-size:.75rem;cursor:pointer}button:hover{border-color:#565a6b;background:#323540}#urlWrap{position:relative;min-width:0;cursor:pointer}#urlWrap input{width:100%;padding:10px 13px;border:1px solid #30323c;border-radius:8px;background:#090a0e;color:#d4d6de;filter:blur(4px) brightness(.55);transition:.16s}#urlWrap span{position:absolute;inset:0;display:grid;place-items:center;padding:0 12px;overflow:hidden;color:#d7d9e1;font-size:.72rem;font-weight:750;white-space:nowrap;pointer-events:none}#urlWrap:hover input{filter:none}#urlWrap:hover span{opacity:0}#urlWrap:not(:hover) input{filter:blur(4px) brightness(.55)}#urlWrap:not(:hover) span{opacity:1}main{height:calc(100% - 68px);display:grid;grid-template-columns:420px minmax(0,1fr);overflow:hidden}aside{overflow-y:auto;overscroll-behavior:contain;padding:25px 25px 60px;background:var(--panel);border-right:1px solid var(--line);scrollbar-color:#444754 transparent}.intro{padding-bottom:21px;border-bottom:1px solid var(--line)}.intro small,h2{color:var(--accent);font-size:.65rem;font-weight:850;letter-spacing:.11em}.intro h1{margin:8px 0;font-size:1.75rem;letter-spacing:-.035em}.intro p{margin:0;color:var(--muted);font-size:.79rem;line-height:1.55}section{padding:21px 0;border-bottom:1px solid #292b35}h2{margin:0 0 11px;text-transform:uppercase}label{display:grid;grid-template-columns:minmax(0,1fr) 158px;align-items:center;gap:12px;padding:7px 0}label b{display:block;font-size:.75rem}label small{display:block;margin-top:3px;color:#777c8c;font-size:.63rem;line-height:1.35}label input:not([type=checkbox]),label select{width:100%;min-width:0;border:1px solid transparent;border-radius:7px;padding:8px 9px;background:#252731;color:#fff}label input:focus,label select:focus{outline:none;border-color:var(--accent-strong)}label input[type=color]{height:34px;padding:4px}label input[type=checkbox]{justify-self:end;width:20px;height:20px;accent-color:var(--accent-strong)}.button-row{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:4px 0 10px}.button-row button{padding:8px 5px;font-size:.66rem}.test-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.test{width:100%;border-color:transparent;background:var(--accent-strong)}#status{margin:11px 0 0;color:#858a99;font-size:.68rem;line-height:1.45}.preview{min-width:0;padding:16px 18px 0;display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden;background:transparent}.preview>div{display:flex;justify-content:space-between;padding:0 2px 11px;color:#858a99;font-size:.62rem;font-weight:850;letter-spacing:.1em}.preview a{color:#ad9dff;text-decoration:none}.preview iframe{display:block;width:100%;height:100%;border:1px solid #292b35;border-radius:12px 12px 0 0;background:transparent}.copy-confirmation{position:fixed;z-index:100;top:82px;left:50%;padding:12px 18px;transform:translate(-50%,-12px) scale(.96);border:1px solid rgba(255,255,255,.2);border-radius:10px;background:#20a85b;color:#fff;box-shadow:0 14px 45px rgba(0,0,0,.38);font-size:.76rem;font-weight:850;letter-spacing:.02em;opacity:0;pointer-events:none;transition:opacity .18s ease,transform .18s ease}.copy-confirmation.visible{transform:translate(-50%,0) scale(1);opacity:1}@media(max-width:900px){header{grid-template-columns:42px minmax(160px,1fr) auto}header button{display:none}main{grid-template-columns:340px minmax(0,1fr)}}