:root {
  --paper: #f4efe3;
  --ink: #252a25;
  --muted: #77756b;
  --line: #a6a398;
  --green: #5c765f;
  --green-dark: #3e5043;
  --gold: #d8b277;
  --rust: #bd735f;
  --soft: #e7dfcf;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 0%, rgba(216, 178, 119, 0.2), transparent 26rem),
    linear-gradient(180deg, #191b18, #070807);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  color: var(--paper);
  background: rgba(10, 12, 10, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(244, 239, 227, 0.12);
}

.topbar h1 {
  margin: 0.1rem 0 0;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
}

.topbar nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.topbar a {
  color: var(--paper);
  text-decoration: none;
  border: 1px solid rgba(244, 239, 227, 0.22);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  font-size: 0.85rem;
}

main {
  width: min(980px, calc(100% - 1.5rem));
  margin: 2rem auto 5rem;
  display: grid;
  gap: 1.5rem;
}

.sheet {
  position: relative;
  background: var(--paper);
  padding: clamp(1.6rem, 5vw, 3.5rem);
  border: 4px solid var(--green);
  border-radius: 28px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.24);
}

.sheet::before {
  content: "";
  position: absolute;
  inset: 10px;
  pointer-events: none;
  border: 1px dashed rgba(62, 80, 67, 0.18);
  border-radius: 20px;
}

.hero {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-weight: 800;
  font-size: 0.8rem;
}

h2 {
  margin: 0;
  font-family: "Bradley Hand", "Segoe Print", "Comic Sans MS", cursive;
  font-size: clamp(3rem, 8vw, 5.75rem);
  line-height: 0.95;
  font-weight: 700;
  letter-spacing: 0;
}

.script {
  max-width: 700px;
  color: var(--muted);
  font-family: "Bradley Hand", "Segoe Print", "Comic Sans MS", cursive;
  font-size: clamp(1.45rem, 3.2vw, 2.25rem);
  line-height: 1.45;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.9rem;
  margin-top: 2rem;
}

.stat,
.note-card,
.feature-count,
.selection-card,
.term-card,
.emoji-card,
.origin,
.era,
.snippet,
.breakdown-card {
  border: 2px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.18);
}

.stat {
  min-height: 9rem;
  display: grid;
  place-items: center;
  padding: 1rem;
  text-align: center;
}

.stat strong {
  display: block;
  font-family: "Bradley Hand", "Segoe Print", cursive;
  font-size: clamp(2rem, 4vw, 3.3rem);
  color: var(--green);
}

.stat span {
  color: var(--green-dark);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 800;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(220px, 0.7fr);
  gap: 2rem;
  align-items: center;
}

.note-card {
  padding: 1.25rem;
  display: grid;
  gap: 0.6rem;
}

.note-card strong {
  font-family: "Bradley Hand", "Segoe Print", cursive;
  font-size: 2.6rem;
  color: var(--green);
}

.bar-chart {
  display: flex;
  align-items: end;
  gap: 1rem;
  overflow-x: auto;
  min-height: 290px;
  padding-top: 2rem;
  border-bottom: 2px solid var(--line);
}

.bar {
  flex: 1;
  min-width: 48px;
  border-radius: 8px 8px 2px 2px;
  background: var(--green-dark);
  display: flex;
  align-items: end;
  justify-content: center;
  color: var(--paper);
  font-weight: 800;
  padding-bottom: 0.8rem;
}

.bar span {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  line-height: 1.1;
}

.bar.highlight {
  background: var(--gold);
  color: var(--ink);
}

.bar-labels {
  display: flex;
  gap: 1rem;
}

.heatmap-wrap {
  overflow-x: auto;
  padding-bottom: 0.8rem;
}

.heatmap {
  min-width: 760px;
  display: grid;
  grid-template-columns: 42px repeat(24, 1fr);
  gap: 0.35rem;
  align-items: center;
}

.hm-label {
  color: var(--muted);
  font-weight: 800;
  font-size: 0.75rem;
}

.cell {
  aspect-ratio: 1 / 1.35;
  border: 2px solid rgba(166, 163, 152, 0.35);
  border-radius: 5px;
  background: #f8f4e9;
  cursor: pointer;
}

.level-1 { background: #d5d0c5; }
.level-2 { background: #989991; }
.level-3 { background: #7b917d; }
.level-4 { background: #dfbd85; }
.level-5 { background: #bd735f; }

.cell.selected {
  outline: 3px solid var(--gold);
}

.legend,
.selection-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1rem;
}

.legend i {
  width: 2rem;
  height: 1rem;
  border-radius: 4px;
  border: 1px solid rgba(166, 163, 152, 0.5);
}

.legend i:nth-of-type(1) { background: #f8f4e9; }
.legend i:nth-of-type(2) { background: #d5d0c5; }
.legend i:nth-of-type(3) { background: #989991; }
.legend i:nth-of-type(4) { background: #7b917d; }
.legend i:nth-of-type(5) { background: #bd735f; }

.selection-row {
  align-items: stretch;
}

.selection-card {
  flex: 1;
  padding: 1rem;
  font-family: "Bradley Hand", "Segoe Print", cursive;
  font-size: 1.6rem;
}

.selection-card.accent {
  flex: 0 0 210px;
  text-align: center;
  color: var(--green);
  font-family: inherit;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 800;
  font-size: 0.8rem;
}

.selection-card.accent strong {
  display: block;
  margin-top: 0.45rem;
  font-family: "Bradley Hand", "Segoe Print", cursive;
  font-size: 2.25rem;
  letter-spacing: 0;
}

.feature-count {
  margin: 2rem 0;
  padding: 2rem;
  text-align: center;
}

.feature-count p,
.feature-count span {
  margin: 0;
  color: var(--muted);
  font-family: "Bradley Hand", "Segoe Print", cursive;
  font-size: 1.7rem;
}

.feature-count strong {
  display: block;
  color: var(--green);
  font-family: "Bradley Hand", "Segoe Print", cursive;
  font-size: clamp(4rem, 10vw, 7rem);
}

.terms-grid,
.emoji-grid,
.snippet-grid,
.breakdown-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.term-card,
.emoji-card,
.origin,
.era,
.snippet,
.breakdown-card {
  padding: 1rem;
}

.term-card strong,
.emoji-card strong {
  display: block;
  color: var(--green);
  font-family: "Bradley Hand", "Segoe Print", cursive;
  font-size: 2.2rem;
}

.term-card span,
.emoji-card span,
.origin span,
.era span,
.snippet span {
  color: var(--muted);
  font-size: 0.85rem;
}

.emoji-card {
  text-align: center;
}

.emoji-card .emoji {
  display: block;
  font-size: 3rem;
  margin-bottom: 0.35rem;
}

.emoji-card small {
  display: block;
  margin-top: 0.65rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-style: italic;
  line-height: 1.35;
}

.heart-card .emoji {
  color: #d85b78;
  text-shadow: 0 0 0 #d85b78;
}

.origin-list,
.era-list,
.category-bars {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.topic-mix {
  display: grid;
  grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.25fr);
  gap: 2rem;
  align-items: center;
  margin-top: 2rem;
}

.donut {
  width: min(100%, 320px);
  aspect-ratio: 1;
  margin: 0 auto;
  border: 2px solid var(--line);
  border-radius: 50%;
  display: grid;
  place-items: center;
  box-shadow: inset 0 0 0 44px var(--paper);
}

.donut span {
  width: 46%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--paper);
  display: grid;
  place-items: center;
  align-content: center;
  color: var(--green-dark);
  font-weight: 800;
}

.donut small {
  display: block;
  max-width: 6rem;
  color: var(--muted);
  text-align: center;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.origin strong,
.era strong,
.snippet strong {
  display: block;
  color: var(--green-dark);
  margin-bottom: 0.35rem;
}

.category {
  display: grid;
  grid-template-columns: 1rem minmax(100px, 1fr) 3.5rem 4.5rem;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.9rem;
}

.category i {
  width: 0.85rem;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(37, 42, 37, 0.15);
}

.category em {
  color: var(--muted);
  font-style: normal;
  text-align: right;
}

.snippet-grid {
  grid-template-columns: repeat(2, 1fr);
}

.breakdown-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 2rem;
}

.breakdown-card {
  display: grid;
  align-content: start;
  gap: 1rem;
}

.breakdown-card > strong {
  color: var(--green-dark);
  font-family: "Bradley Hand", "Segoe Print", cursive;
  font-size: 2.1rem;
  line-height: 1;
}

.breakdown-card > span,
.breakdown-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.breakdown-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 3.5rem;
  gap: 0.75rem;
  align-items: center;
}

.breakdown-row b,
.breakdown-row small {
  display: block;
}

.breakdown-row small {
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.breakdown-row em {
  color: var(--green-dark);
  font-style: normal;
  font-weight: 800;
  text-align: right;
}

.breakdown-row i {
  grid-column: 1 / -1;
  height: 0.7rem;
  overflow: hidden;
  border: 1px solid rgba(166, 163, 152, 0.55);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.35);
}

.breakdown-row i span {
  display: block;
  height: 100%;
  background: var(--green);
  border-radius: inherit;
}

.accent-card {
  background: rgba(216, 178, 119, 0.18);
}

.snippet p {
  margin: 0.5rem 0 0;
  font-family: "Bradley Hand", "Segoe Print", cursive;
  font-size: 1.35rem;
  line-height: 1.35;
}

@media (max-width: 760px) {
  .topbar,
  .split,
  .selection-row,
  .topic-mix {
    display: block;
  }

  .topbar nav {
    margin-top: 0.8rem;
  }

  .stats-grid,
  .terms-grid,
  .emoji-grid,
  .snippet-grid,
  .breakdown-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .selection-card.accent {
    margin-top: 0.8rem;
  }

  .donut {
    margin-bottom: 1.5rem;
  }
}

@media (max-width: 480px) {
  .stats-grid,
  .terms-grid,
  .emoji-grid,
  .snippet-grid,
  .breakdown-grid {
    grid-template-columns: 1fr;
  }
}