:root {
  --paper: #F6F3EC;
  --card: #FFFDF8;
  --ink: #1C1C1A;
  --muted: rgba(28, 28, 26, 0.6);
  --faint: rgba(28, 28, 26, 0.38);
  --rule: rgba(28, 28, 26, 0.12);
  --accent: #D9480F;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.wrap { max-width: 1120px; margin: 0 auto; padding-left: 32px; padding-right: 32px; }

/* Nav */
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -0.01em; text-decoration: none; }
.nav-link { color: var(--muted); text-decoration: none; font-size: 15px; }
.nav-link:hover { color: var(--ink); }

/* Hero */
.hero { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 72px; align-items: center; padding-top: 56px; padding-bottom: 104px; }
.eyebrow, .section-label { font: 500 12px/1 var(--mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin: 0 0 22px; }
h1 { font-size: clamp(48px, 7vw, 88px); line-height: 0.95; letter-spacing: -0.045em; font-weight: 650; margin: 0 0 28px; }
.lede { font-size: 20px; line-height: 1.5; color: var(--muted); max-width: 30em; margin: 0 0 36px; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; height: 46px; padding: 0 20px; border-radius: 999px; font-size: 15px; font-weight: 500; text-decoration: none; }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: #000; }
.btn-soon { border: 1px solid var(--rule); color: var(--faint); cursor: default; }

/* The card, as in the plugin */
.hero-card { display: flex; flex-direction: column; align-items: center; }
.card {
  position: relative;
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 16px 22px 18px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04), 0 18px 50px rgba(28,28,26,0.10);
  transform: rotate(-1.2deg);
  transition: box-shadow 0.3s ease;
}
.card-head { display: flex; align-items: baseline; justify-content: space-between; padding: 4px 0 10px; }
.card-title { display: flex; align-items: baseline; gap: 8px; }
.card-day { font-weight: 600; }
.card-date { color: var(--faint); font-size: 14px; }
.card-count { color: var(--faint); font: 13px var(--mono); }
.card-list { list-style: none; margin: 0; padding: 0; }
.row { display: flex; align-items: center; gap: 13px; height: 42px; border-bottom: 1px solid var(--rule); font-size: 16px; }
.row .text { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row.is-done .text { color: var(--faint); text-decoration: line-through; }
.row.is-carried .text { color: var(--faint); }
.go { color: var(--faint); font-size: 13px; }
.placeholder { color: var(--muted); }
.hint { margin: 26px 0 0; color: var(--faint); font: 13px var(--mono); }

/* Marks */
.mark {
  flex: none; position: relative; display: inline-block;
  width: 14px; height: 14px; padding: 0; border-radius: 50%;
  border: 1.75px solid var(--muted); background: transparent; box-sizing: border-box;
}
button.mark { cursor: pointer; transition: transform 0.12s ease; }
button.mark:hover { transform: scale(1.22); }
button.mark:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.mark.is-progress { border-color: var(--ink); background: radial-gradient(circle, var(--ink) 0 2.6px, transparent 3px); }
.mark.is-done { border-color: var(--ink); background: var(--ink); }
.mark.is-carried { border: 0; border-radius: 0; }
.mark.is-carried::before { content: "→"; position: absolute; left: -1px; top: -4px; font-size: 15px; line-height: 1; color: var(--faint); }
.mark.is-ghost { border: 1.75px dashed var(--rule); }

/* Did it */
.card.is-cleared .placeholder { color: var(--ink); font-weight: 500; }
.card.is-celebrating { box-shadow: 0 1px 2px rgba(0,0,0,0.04), 0 18px 50px rgba(28,28,26,0.10), 0 0 0 10px rgba(217,72,15,0.10); }
.card.is-celebrating .row .mark.is-done { animation: pop 0.45s cubic-bezier(0.3, 1.6, 0.5, 1) both; animation-delay: var(--d, 0ms); }
.burst { position: absolute; width: 0; height: 0; pointer-events: none; }
.spark { position: absolute; width: var(--s); height: var(--s); left: calc(var(--s) / -2); top: calc(var(--s) / -2); border-radius: 50%; background: var(--accent); animation: spark 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) forwards; }
.spark.ink { background: var(--ink); }
@keyframes pop { 40% { transform: scale(1.6); } }
@keyframes spark { 0% { transform: translate(0,0) scale(0.6); opacity: 1; } 55% { opacity: 1; } 100% { transform: translate(var(--dx), var(--dy)) scale(0.5); opacity: 0; } }

/* Grid children may shrink below their content (the code block scrolls instead) */
.hero > *, .markdown > *, .grid > *, .legend > *, .steps > * { min-width: 0; }

/* Sections */
section { padding-top: 88px; padding-bottom: 88px; border-top: 1px solid var(--rule); }
section.hero { border-top: 0; }
.legend { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.legend li { display: flex; flex-direction: column; gap: 10px; }
.legend .mark { margin-bottom: 6px; }
.legend strong { font-weight: 600; font-size: 18px; }
.legend span:last-child { color: var(--muted); font-size: 15px; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px 48px; }
.grid h3 { margin: 0 0 8px; font-size: 19px; letter-spacing: -0.015em; font-weight: 600; }
.grid p { margin: 0; color: var(--muted); }

.markdown { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: start; }
.big { font-size: 30px; line-height: 1.15; letter-spacing: -0.025em; font-weight: 600; margin: 0 0 18px; }
.md-copy p:not(.big) { color: var(--muted); margin: 0; }
.code { margin: 0; background: var(--ink); color: #EDEAE2; border-radius: 12px; padding: 26px 28px; font: 14px/1.7 var(--mono); overflow-x: auto; }
.code .c { color: rgba(237,234,226,0.45); }

.steps { list-style: none; margin: 0 0 28px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.steps li { display: flex; gap: 14px; }
.steps .n { flex: none; width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--rule); display: grid; place-items: center; font: 13px var(--mono); color: var(--muted); }
.steps p { margin: 2px 0 0; }
code { font: 0.92em var(--mono); background: rgba(28,28,26,0.06); padding: 1px 6px; border-radius: 5px; }
.soon { color: var(--faint); margin: 0; font-size: 15px; }

.footer { display: flex; justify-content: space-between; gap: 16px; padding-top: 32px; padding-bottom: 48px; border-top: 1px solid var(--rule); color: var(--faint); font-size: 14px; }

@media (max-width: 860px) {
  .wrap { padding-left: 20px; padding-right: 20px; }
  section { padding-top: 64px; padding-bottom: 64px; }
  .card { transform: none; }
  .hero, .markdown { grid-template-columns: 1fr; gap: 48px; }
  .hero { padding-top: 24px; }
  .legend { grid-template-columns: repeat(2, 1fr); }
  .grid, .steps { grid-template-columns: 1fr; }
  .footer { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  .card, button.mark { transition: none; }
  .card.is-celebrating .row .mark.is-done, .spark { animation: none; }
  .spark { display: none; }
}