:root {
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --size-12: 12px;
  --size-14: 14px;
  --size-16: 16px;
  --size-20: 20px;
  --size-40: 40px;

  --bg: #f7f6f3;
  --text: #141413;
  --muted: rgba(20, 20, 19, 0.6);
  --hairline: #e6e4df;
  --accent: #0a7a3b;

  --dur-fast: 120ms;
  --dur-open: 220ms;
  --dur-close: 160ms;
  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --hover-intent: 120ms;
  --stagger: 40ms;
  --dur-cell: 140ms;
  --garden-intro: 600ms;
  --garden-radius: 3;
  --dur-highlight: 1600ms;

  --column: 640px;
  --space: 4px;
  --garden-cell: 10px;
  --garden-gap: 2px;
  --garden-pad: 6px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0b0c;
    --text: #f5f5f3;
    --muted: rgba(245, 245, 243, 0.6);
    --hairline: #2a2a2c;
    --accent: #1a9b5c;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

html.reduced-motion {
  scroll-behavior: auto;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--size-16);
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--text);
}

.skip-link {
  position: absolute;
  left: var(--space);
  top: -100px;
  padding: calc(var(--space) * 2) calc(var(--space) * 3);
  background: var(--text);
  color: var(--bg);
  font-size: var(--size-14);
  z-index: 100;
}

.skip-link:focus {
  top: var(--space);
}

.site-wrap {
  max-width: var(--column);
  margin: 0 auto;
  padding: calc(var(--space) * 6) calc(var(--space) * 4) calc(var(--space) * 10);
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: calc(var(--space) * 3);
  margin-bottom: calc(var(--space) * 8);
  padding-bottom: calc(var(--space) * 4);
  border-bottom: 1px solid var(--hairline);
}

.site-name {
  font-size: var(--size-20);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}

.site-tagline {
  margin: calc(var(--space) * 2) 0 0;
  font-size: var(--size-14);
  color: var(--muted);
  max-width: 52ch;
}

.lang-toggle {
  display: inline-flex;
  border: 1px solid var(--hairline);
  border-radius: 2px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: var(--size-12);
}

.lang-toggle button {
  border: none;
  background: transparent;
  color: var(--muted);
  padding: calc(var(--space) * 2) calc(var(--space) * 3);
  cursor: pointer;
  font: inherit;
}

.lang-toggle button[aria-pressed="true"] {
  color: var(--text);
  background: var(--hairline);
}

.lang-toggle button:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: var(--size-12);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 calc(var(--space) * 3);
}

/* Commit Garden */
.garden-section {
  margin-bottom: calc(var(--space) * 10);
}

.garden-static-summary {
  display: none;
  font-size: var(--size-14);
  color: var(--muted);
  margin: 0;
}

html.no-js .garden-static-summary {
  display: block;
}

html.no-js .garden-mount {
  display: none;
}

.garden-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: calc(var(--space) * 2);
  margin-bottom: calc(var(--space) * 3);
}

.garden-total {
  font-size: var(--size-14);
  margin: 0;
}

.garden-total strong {
  font-weight: 600;
}

.garden-empty {
  font-size: var(--size-14);
  color: var(--muted);
  margin: 0;
}

.garden-scroll {
  overflow: visible;
  width: 100%;
}

.garden-scroll-track {
  overflow: visible;
  width: 100%;
}

.garden-pad {
  padding: var(--garden-pad);
  overflow: visible;
  width: 100%;
  box-sizing: border-box;
}

.garden-layout {
  width: 100%;
  overflow: visible;
}

@media (max-width: 640px) {
  .garden-scroll-track {
    overflow-x: auto;
    overflow-y: visible;
    -webkit-overflow-scrolling: touch;
    padding-block: var(--garden-pad);
    scrollbar-width: none;
  }

  .garden-scroll-track::-webkit-scrollbar {
    display: none;
  }

  .garden-pad {
    padding-block: 0;
    width: max-content;
    min-width: 100%;
  }
}

.garden-months {
  position: relative;
  overflow: visible;
  font-family: var(--font-mono);
  font-size: var(--size-12);
  color: var(--muted);
  margin-bottom: calc(var(--space) * 2);
  height: calc(var(--size-12) + var(--space));
  width: 100%;
}

.garden-month-label {
  position: absolute;
  top: 0;
  left: 0;
  white-space: nowrap;
  pointer-events: none;
}

.garden-grid {
  display: grid;
  grid-template-rows: repeat(7, var(--garden-cell));
  grid-auto-flow: column;
  gap: var(--garden-gap);
  width: 100%;
  position: relative;
  touch-action: manipulation;
  overflow: visible;
}

.garden-grid[role="grid"] {
  outline: none;
}

.garden-cell {
  width: 100%;
  height: var(--garden-cell);
  min-width: 0;
  border: none;
  padding: 0;
  border-radius: 2px;
  background: var(--hairline);
  cursor: pointer;
  transform: scale(1);
  transform-origin: center;
  opacity: 1;
  will-change: transform;
  position: relative;
  z-index: 0;
  transition:
    transform var(--dur-cell) var(--ease-out),
    opacity var(--dur-cell) var(--ease-out),
    background-color var(--dur-fast) linear;
}

.garden-cell.is-field-active {
  z-index: 2;
}

.garden-cell[data-level="1"] {
  background: color-mix(in srgb, var(--accent) 22%, var(--hairline));
}

.garden-cell[data-level="2"] {
  background: color-mix(in srgb, var(--accent) 40%, var(--hairline));
}

.garden-cell[data-level="3"] {
  background: color-mix(in srgb, var(--accent) 62%, var(--hairline));
}

.garden-cell[data-level="4"] {
  background: color-mix(in srgb, var(--accent) 88%, var(--hairline));
}

.garden-cell:focus-visible,
.garden-cell.is-keyboard-focused {
  outline: 2px solid currentColor;
  outline-offset: 3px;
  z-index: 2;
}

.garden-grid:focus {
  outline: none;
}

.garden-intro .garden-cell {
  transform: scale(0);
  opacity: 0;
  transition:
    transform var(--dur-cell) var(--ease-out),
    opacity var(--dur-cell) var(--ease-out),
    background-color var(--dur-fast) linear;
}

.garden-tooltip {
  position: fixed;
  pointer-events: none;
  font-family: var(--font-mono);
  font-size: var(--size-12);
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--hairline);
  padding: calc(var(--space) * 1) calc(var(--space) * 2);
  z-index: 50;
  opacity: 0;
  transition: opacity var(--dur-fast) linear;
}

.garden-tooltip.is-visible {
  opacity: 1;
}

.garden-chip {
  margin-top: calc(var(--space) * 3);
  font-family: var(--font-mono);
  font-size: var(--size-12);
  display: none;
  align-items: center;
  gap: calc(var(--space) * 2);
}

.garden-chip.is-visible {
  display: inline-flex;
}

.garden-chip button {
  font: inherit;
  border: 1px solid var(--hairline);
  background: transparent;
  padding: calc(var(--space) * 1) calc(var(--space) * 2);
  cursor: pointer;
  color: var(--muted);
}

.garden-chip button:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
}

.garden-day-card {
  margin-top: calc(var(--space) * 4);
  border: 1px solid var(--hairline);
  font-size: var(--size-14);
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-open) var(--ease-out);
}

.garden-day-card.is-visible {
  grid-template-rows: 1fr;
}

html.reduced-motion .garden-day-card {
  transition: none;
}

.garden-day-card__inner {
  overflow: hidden;
  padding: calc(var(--space) * 4);
}

.garden-day-card__more {
  font-family: var(--font-mono);
  font-size: var(--size-12);
  margin: calc(var(--space) * 3) 0 0;
}

.garden-day-card__more a {
  color: var(--muted);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, currentColor 40%, transparent);
}

.garden-day-card__more a:hover,
.garden-day-card__more a:focus-visible {
  text-decoration-color: currentColor;
}

.garden-day-card h3 {
  font-family: var(--font-mono);
  font-size: var(--size-12);
  margin: 0 0 calc(var(--space) * 2);
  font-weight: 500;
}

.garden-day-card__line {
  font-family: var(--font-mono);
  font-size: var(--size-12);
  color: var(--muted);
  margin: 0;
}

.garden-day-card__line + .garden-day-card__line {
  margin-top: calc(var(--space) * 1);
}

html.reduced-motion .garden-cell {
  transition: background-color var(--dur-fast) linear;
}

/* Ledger */
.ledger-year {
  margin-bottom: calc(var(--space) * 6);
}

.ledger-year h2 {
  font-family: var(--font-mono);
  font-size: var(--size-12);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin: 0 0 calc(var(--space) * 2);
  padding-top: calc(var(--space) * 2);
  border-top: 1px solid var(--hairline);
}

.ledger-entry {
  border-bottom: 1px solid var(--hairline);
}

.ledger-entry__header {
  display: grid;
  grid-template-columns: 10ch 1fr auto;
  align-items: center;
  gap: calc(var(--space) * 3);
  min-height: 56px;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  color: inherit;
  font: inherit;
  padding: calc(var(--space) * 2) 0;
  cursor: pointer;
}

.ledger-entry__date {
  font-family: var(--font-mono);
  font-size: var(--size-12);
  color: var(--muted);
}

.ledger-entry__main {
  min-width: 0;
}

.ledger-entry__title {
  font-size: var(--size-14);
  font-weight: 600;
  margin: 0;
}

.ledger-entry__line {
  font-size: var(--size-14);
  color: var(--muted);
  margin: calc(var(--space) * 1) 0 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ledger-entry__impact {
  font-family: var(--font-mono);
  font-size: var(--size-12);
  color: var(--accent);
  text-align: right;
  white-space: nowrap;
}

.ledger-entry__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-close) var(--ease-in);
}

.ledger-entry.is-open .ledger-entry__panel {
  grid-template-rows: 1fr;
  transition: grid-template-rows var(--dur-open) var(--ease-out);
}

html.reduced-motion .ledger-entry__panel {
  transition: none;
}

html.no-js .ledger-entry__panel {
  grid-template-rows: 1fr;
}

.ledger-entry__panel-inner {
  overflow: hidden;
}

.ledger-entry__detail {
  padding: 0 0 calc(var(--space) * 4);
  padding-left: calc(10ch + var(--space) * 3);
}

.ledger-shot {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  margin-bottom: calc(var(--space) * 4);
  opacity: 0;
  transform: translateY(4px);
  transition:
    opacity var(--dur-open) var(--ease-out),
    transform var(--dur-open) var(--ease-out);
}

.ledger-entry.is-open .ledger-shot {
  opacity: 1;
  transform: translateY(0);
  transition-delay: var(--stagger);
}

html.reduced-motion .ledger-shot {
  transform: none;
  transition: opacity 120ms linear;
}

html.no-js .ledger-shot {
  opacity: 1;
  transform: none;
}

.ledger-detail-text {
  font-size: var(--size-14);
  color: var(--muted);
  margin: 0 0 calc(var(--space) * 3);
}

.ledger-links {
  font-size: var(--size-14);
  margin: 0 0 calc(var(--space) * 4);
}

.ledger-lines {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}

.ledger-line {
  display: grid;
  grid-template-columns: 10ch 1fr;
  gap: calc(var(--space) * 3);
  padding: calc(var(--space) * 2) 0;
  border-bottom: 1px solid var(--hairline);
  font-size: var(--size-14);
}

.ledger-line__date {
  font-family: var(--font-mono);
  font-size: var(--size-12);
  color: var(--muted);
}

.ledger-line.is-highlighted {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  transition: background var(--dur-highlight) var(--ease-out);
}

html.reduced-motion .ledger-line.is-highlighted {
  transition: none;
}

.ledger-entry__header:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
}

.site-footer {
  margin-top: calc(var(--space) * 12);
  padding-top: calc(var(--space) * 4);
  border-top: 1px solid var(--hairline);
  font-size: var(--size-14);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--space) * 4);
}

.site-footer a {
  color: var(--text);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .ledger-entry__header {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "date impact"
      "title impact"
      "line line";
    align-items: start;
  }

  .ledger-entry__date {
    display: block;
    grid-area: date;
    font-family: var(--font-mono);
    font-size: var(--size-12);
    color: var(--muted);
  }

  .ledger-entry__main {
    display: contents;
  }

  .ledger-entry__title {
    grid-area: title;
  }

  .ledger-entry__line {
    grid-area: line;
    white-space: normal;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    text-overflow: ellipsis;
  }

  .ledger-entry__impact {
    grid-area: impact;
    align-self: start;
    padding-top: calc(var(--space) * 1);
  }

  .ledger-entry__detail {
    padding-left: 0;
  }
}