:root{
  --bg0:#0b0b10;
  --panel:#0f0f16;
  --panel2:#121223;
  --line:rgba(255,255,255,.10);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.70);
  --muted2:rgba(255,255,255,.56);
  --accent:#ff7a6e;
  --accent2:#8aa8ff;
  --good:#33d17a;
  --focus:rgba(255,255,255,.92);
  --shadow: 0 18px 50px rgba(0,0,0,.55);
  --r: 18px;
  --r2: 14px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }

body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:
    radial-gradient(1200px 700px at 20% 5%, rgba(255,122,110,.35), transparent 60%),
    radial-gradient(900px 600px at 90% 10%, rgba(138,168,255,.28), transparent 55%),
    radial-gradient(900px 700px at 20% 95%, rgba(255,122,110,.22), transparent 60%),
    radial-gradient(900px 700px at 90% 95%, rgba(138,168,255,.22), transparent 60%),
    linear-gradient(180deg, #07070c, #0b0b10);
}

a{
  color: rgba(180,205,255,.95);
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible{
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 10px;
}

.skipLink{
  position:absolute;
  left:12px;
  top:12px;
  padding:10px 12px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 12px;
  transform: translateY(-200%);
  transition: transform 160ms ease;
  color: var(--text);
  text-decoration: none;
}

.skipLink:focus{
  transform: translateY(0);
}

.shell{
  min-height: 100%;
  padding: clamp(14px, 2.8vw, 26px);
}

.frame{
  max-width: 1200px;
  margin: 0 auto;
  border-radius: 26px;
  background: rgba(15,15,22,.72);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.layout{
  display:grid;
  grid-template-columns: 1fr;
}

@media (min-width: 980px){
  .layout{
    grid-template-columns: 340px 1fr;
  }
}

.sidebar{
  border-right: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.14);
}

.sideInner{
  padding: 16px;
}

.brand{
  display:flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 10px 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
}

.brandTitle{
  margin:0;
  font-size: 16px;
  letter-spacing: .2px;
}

.brandSub{
  margin:0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.sideGroup{
  margin-top: 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  overflow: hidden;
}

.sideGroup h2{
  margin:0;
  padding: 10px 12px;
  font-size: 12px;
  letter-spacing: .2px;
  color: rgba(255,255,255,.84);
  text-transform: uppercase;
  border-bottom: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.14);
}

.toc{
  list-style: none;
  margin:0;
  padding: 8px;
  display:grid;
  gap: 6px;
}

.toc a{
  display:block;
  padding: 10px 10px;
  border-radius: 12px;
  text-decoration: none;
  border: 1px solid transparent;
  color: rgba(255,255,255,.86);
  background: transparent;
}

.toc a:hover{
  background: rgba(255,255,255,.06);
}

.toc a[aria-current="page"]{
  background: rgba(255,255,255,.10);
  border-color: rgba(255,255,255,.14);
}

.metaCard{
  margin-top: 14px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.06);
  display:grid;
  gap: 10px;
}

.progressWrap{
  width: 100%;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  height: 12px;
  overflow: hidden;
}

.progressBar{
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 999px;
  transition: width 220ms ease;
}

.countRow{
  display:flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.resetBtn{
  appearance: none;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.20);
  color: var(--text);
  border-radius: 12px;
  padding: 8px 10px;
  font-weight: 650;
  font-size: 13px;
  cursor: pointer;
}

.resetBtn:hover{
  background: rgba(255,255,255,.08);
}

.content{
  padding: 18px;
}

.mainHeader{
  padding: 12px 12px 16px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.05);
}

.mainHeader h1{
  margin: 0 0 6px 0;
  font-size: clamp(20px, 2.6vw, 30px);
  letter-spacing: .2px;
}

.mainHeader p{
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  max-width: 85ch;
}

.hintRow{
  margin-top: 12px;
  display:flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hintPill{
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 12px;
  color: rgba(255,255,255,.86);
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  white-space: nowrap;
}

.hintPill strong{
  color: rgba(255,255,255,.92);
}

.list{
  margin: 14px 0 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.item{
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,.10);
  background: linear-gradient(180deg, rgba(18,18,35,.92), rgba(15,15,22,.92));
  overflow: hidden;
}

.row{
  display:grid;
  grid-template-columns: 56px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px 12px;
}

@media (min-width: 680px){
  .row{ grid-template-columns: 56px 1fr auto auto; }
}

.num{
  width: 56px;
  height: 44px;
  border-radius: 12px;
  display:grid;
  place-items:center;
  font-weight: 800;
  color: #201012;
  background: linear-gradient(180deg, rgba(255,122,110,.95), rgba(255,122,110,.72));
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 10px 22px rgba(0,0,0,.35);
  font-size: 13px;
  line-height: 1;
  padding: 0 6px;
  text-align:center;
}

.title{
  display:flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.title strong{
  font-size: 15px;
  line-height: 1.2;
}

.title span{
  color: rgba(255,255,255,.56);
  font-size: 13px;
  line-height: 1.35;
}

.badges{
  display:none;
  gap: 8px;
  align-items: center;
  justify-content: flex-end;
}

@media (min-width: 680px){
  .badges{ display:flex; }
}

.pill{
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  color: rgba(255,255,255,.86);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  white-space: nowrap;
}

.pillAA{ border-color: rgba(138,168,255,.35); background: rgba(138,168,255,.12); }
.pillA{ border-color: rgba(255,209,102,.35); background: rgba(255,209,102,.12); }
.pillNew{ border-color: rgba(255,122,110,.35); background: rgba(255,122,110,.12); }

.actions{
  display:flex;
  align-items:center;
  justify-content: flex-end;
  gap: 10px;
}

.doneBox{
  width: 26px;
  height: 26px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.22);
  background: rgba(255,255,255,.06);
  cursor: pointer;
  display:grid;
  place-items:center;
  flex: 0 0 auto;
}

.doneBox[aria-checked="true"]{
  background: rgba(51,209,122,.20);
  border-color: rgba(51,209,122,.55);
}

.checkIcon{
  width: 16px;
  height: 16px;
  opacity: 0;
  transform: scale(.9);
  transition: opacity 120ms ease, transform 120ms ease;
  fill: var(--good);
}

.doneBox[aria-checked="true"] .checkIcon{
  opacity: 1;
  transform: scale(1);
}

.toggle{
  appearance: none;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.20);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  font-weight: 750;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  display:flex;
  align-items:center;
  gap: 8px;
}

.toggle:hover{
  background: rgba(255,255,255,.08);
}

.toggle[aria-expanded="true"]{
  background: rgba(255,255,255,.10);
  border-color: rgba(255,255,255,.18);
}

.chev{
  width: 18px;
  height: 18px;
  transition: transform 160ms ease;
}

.toggle[aria-expanded="true"] .chev{
  transform: rotate(180deg);
}

.panel{
  padding: 0 12px 12px 12px;
}

.panel[hidden]{
  display:none;
}

.panelInner{
  border-radius: var(--r2);
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
  padding: 12px;
}

.grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 880px){
  .grid{ grid-template-columns: 1.2fr 1fr; }
}

.cardMini{
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.06);
  padding: 12px;
}

.miniTitle{
  margin: 0 0 8px 0;
  font-size: 12px;
  letter-spacing: .25px;
  color: rgba(255,255,255,.86);
  text-transform: uppercase;
}

.cardMini ol,
.cardMini ul{
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.cardMini li{
  margin: 6px 0;
}

.kbd{
  font-family: var(--mono);
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.25);
  color: rgba(255,255,255,.88);
  white-space: nowrap;
}

.refRow{
  display:flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 10px;
  color: rgba(255,255,255,.56);
  font-size: 13px;
}

.srOnly{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}