:root{color:#182230;font-synthesis:none;text-rendering:optimizelegibility;background:#f7f8fc;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-weight:400}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible{outline-offset:3px;outline:3px solid #4f46e5}h1{letter-spacing:-.045em;margin:20px 0;font-size:clamp(34px,5vw,56px);line-height:1.12}h2{letter-spacing:-.025em;font-size:23px}p{line-height:1.6}button{color:#182230;background:#fff;border:1px solid #e2e6ef;border-radius:12px;min-height:44px;padding:12px 18px}input,select,textarea{color:#182230;background:#fff;border:1px solid #d3d9e4;border-radius:12px;width:100%;min-height:48px;padding:12px}label{flex-direction:column;flex:1;gap:8px;min-width:0;margin:8px 0 16px;font-size:14px;font-weight:550;display:flex}textarea{resize:vertical;min-height:180px}button:hover{border-color:#4f46e5}button.primary{color:#fff;background:#4f46e5;border-color:#4f46e5;font-weight:600}section{background:#fff;border:1px solid #e2e6ef;border-radius:20px;margin:24px 0;padding:28px}header{border-bottom:1px solid #e2e6ef;justify-content:space-between;align-items:center;gap:16px;max-width:1184px;margin:auto;padding:24px 32px;display:flex}main{max-width:1120px;min-height:76vh;margin:0 auto;padding:40px 0 64px}footer{text-align:center;color:#526174;border-top:1px solid #e2e6ef;padding:24px;font-size:13px}.brand{background:0 0;border:0;align-items:center;gap:10px;padding:0;font-size:27px;font-weight:750;display:flex}.logo{color:#fff;background:#4f46e5;border-radius:12px;place-items:center;width:40px;height:40px;display:grid}.tag{color:#526174;margin-left:12px;font-size:12px;font-weight:400}.muted{color:#526174}.eyebrow{letter-spacing:.15em;color:#4f46e5;font-size:11px;font-weight:750}.hero{justify-content:space-between;align-items:center;gap:32px;padding:8px 0 32px;display:flex}.hero p{font-size:18px}.hero .eyebrow{font-size:11px}.row,.pair,.actions{align-items:end;gap:16px;display:flex}.actions{flex-wrap:wrap;margin-top:20px}.grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.deck{text-align:left;overflow-wrap:anywhere;border-radius:20px;min-height:220px;padding:26px}.language{color:#526174;font-size:12px}.link{color:#4f46e5;font-weight:600}.empty{text-align:center;padding:52px 24px}.empty-icon{color:#4f46e5;background:#efefff;border-radius:24px;place-items:center;width:90px;height:90px;font-size:36px;display:inline-grid}.cardrow{overflow-wrap:anywhere;white-space:pre-wrap;border-bottom:1px solid #e2e6ef;grid-template-columns:1fr 1fr auto;align-items:center;gap:20px;padding:16px 0;display:grid}.danger{color:#a32c33}.error{z-index:4;background:#fff1f1;border:1px solid #c75959;border-radius:12px;padding:18px;position:sticky;top:8px}.overlay{z-index:5;background:#18223070;place-items:center;padding:20px;display:grid;position:fixed;inset:0;overflow:auto}.overlay section{width:100%;max-width:600px;max-height:90vh;overflow:auto}@media (width<=1180px){main{padding:32px 24px}}@media (width<=700px){header{padding:16px}.tag{display:none}main{padding:24px 16px}.hero,.row,.pair{flex-direction:column;align-items:stretch}.grid{grid-template-columns:1fr}.hero{gap:8px}.hero button{width:100%}section{padding:20px}.cardrow{grid-template-columns:1fr 1fr;gap:12px}.cardrow button{grid-column:1/-1}.actions button{flex:1}.row{gap:0}h1{font-size:38px}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}.draftrow{border-bottom:1px solid #e2e6ef;padding:20px 0}.draftrow textarea{min-height:65px}.check{flex-direction:row;align-items:center;font-weight:400;display:flex}.check input{width:22px;min-height:22px}summary{cursor:pointer;color:#526174;min-height:44px;padding:12px 0}pre{white-space:pre-wrap;overflow-wrap:anywhere}button[aria-pressed=true]{color:#3730a3;background:#efefff;border-color:#4f46e5}.study{max-width:640px;margin:0 auto}.flashcard{text-align:center;flex-direction:column;justify-content:center;min-height:320px;padding:40px 24px;display:flex}.word{overflow-wrap:anywhere;white-space:pre-wrap;font-size:clamp(28px,5vw,44px);font-weight:600;line-height:1.3}.answer{color:#4f46e5;border-top:1px solid #e2e6ef;margin-top:32px;padding-top:24px}.study-actions{padding:16px 0 calc(16px + env(safe-area-inset-bottom));background:#f7f8fc;gap:16px;display:flex;position:sticky;bottom:0}.study-actions button{flex:1}small{margin-top:6px;font-size:12px;display:block}dialog{color:#182230;border:0;border-radius:20px;width:calc(100% - 32px);max-width:600px;max-height:90vh;padding:0}dialog::backdrop{background:#18223070}dialog section{margin:0}.skip{z-index:10;background:#fff;padding:14px;position:absolute;top:-80px;left:12px}.skip:focus{top:8px}.due{color:#3730a3;font-size:14px}body:has(dialog[open]){overflow:hidden}@media (width<=700px){.cardrow{grid-template-columns:1fr;align-items:start}.cardrow>div:first-child{font-weight:650}.cardrow button{grid-column:auto}}