:root {
  --flour-paper: #f1eee6;
  --recipe-paper: #faf8f2;
  --soft-ink: #20231f;
  --pandan: #6f7d68;
  --deep-pandan: #596652;
  --sesame: #a97a3c;
  --warm-stone: #d8d2c5;
  --brick-spice: #965846;
  --muted-ink: #62675f;
  --display: Georgia, "Times New Roman", serif;
  --body: Aptos, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--flour-paper);
  color: var(--soft-ink);
  font-family: var(--body);
  text-rendering: optimizeLegibility;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background: var(--flour-paper);
  color: var(--soft-ink);
  line-height: 1.45;
}

a {
  color: inherit;
}

input {
  font: inherit;
}

.site-header {
  border-bottom: 1px solid var(--warm-stone);
  background: rgba(250, 248, 242, 0.72);
}

.header-inner {
  display: flex;
  width: min(100% - 2rem, 72rem);
  min-height: 4rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin: 0 auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--muted-ink);
  font-size: 0.86rem;
  font-weight: 650;
}

.site-nav a {
  text-underline-offset: 0.2em;
}

.site-nav a:hover,
.site-nav__active {
  color: var(--soft-ink);
}

.site-nav__active {
  text-decoration: underline;
  text-decoration-color: var(--sesame);
  text-decoration-thickness: 2px;
}

.tagline-row {
  width: min(100% - 2rem, 72rem);
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--soft-ink);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--deep-pandan);
  color: var(--deep-pandan);
  background: var(--recipe-paper);
  font-family: var(--display);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1;
}

.brand-name {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.015em;
}

.tagline {
  margin: 0;
  padding: 0 0 0.55rem 2.65rem;
  color: var(--muted-ink);
  font-family: var(--display);
  font-size: 0.9rem;
  font-style: italic;
}

.site-footer {
  display: flex;
  width: min(100% - 2rem, 72rem);
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 auto;
  padding: 0.85rem 0 1.5rem;
  border-top: 1px solid var(--warm-stone);
  color: var(--muted-ink);
  font-size: 0.75rem;
}

.site-footer p {
  margin: 0;
}

.site-footer nav {
  display: flex;
  gap: 0.9rem;
  white-space: nowrap;
}

.support-note {
  display: flex;
  max-width: 38rem;
  align-items: baseline;
  gap: 0.7rem 1rem;
  margin: 1rem auto 0;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--warm-stone);
  border-radius: 0.25rem;
  background: rgba(250, 248, 242, 0.72);
  color: var(--muted-ink);
  font-size: 0.78rem;
}

.support-note p {
  margin: 0;
}

.support-title {
  flex: 0 0 auto;
  color: var(--soft-ink);
  font-family: var(--display);
  font-size: 0.92rem;
  font-weight: 700;
}

.support-note__next {
  flex: 0 0 auto;
  color: var(--sesame);
  font-weight: 650;
}

.support-button {
  display: inline-flex;
  min-height: 2rem;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--sesame);
  border-radius: 999px;
  color: var(--soft-ink);
  background: var(--recipe-paper);
  font-size: 0.75rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.support-button--pending {
  cursor: default;
  opacity: 0.72;
}

.content-main {
  width: min(100% - 2rem, 52rem);
  margin: 0 auto;
  padding: 3.2rem 0 3.5rem;
}

.content-main h1 {
  max-width: 35rem;
  margin-bottom: 0.8rem;
  font-size: clamp(2.35rem, 6vw, 4.5rem);
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.content-lede {
  max-width: 38rem;
  margin-bottom: 2rem;
  color: var(--muted-ink);
  font-size: 1.08rem;
}

.guide-list {
  display: grid;
  gap: 1rem;
}

.guide-card,
.about-card {
  padding: 1.2rem 1.3rem 1.3rem;
  border: 1px solid var(--warm-stone);
  border-left: 0.28rem solid var(--sesame);
  background: var(--recipe-paper);
}

.guide-card h2,
.about-card h2 {
  margin-bottom: 0.55rem;
  font-size: 1.45rem;
}

.guide-card p,
.about-card p {
  max-width: 43rem;
  color: var(--muted-ink);
}

.guide-card p:last-child,
.about-card p:last-child {
  margin-bottom: 0;
}

.guide-takeaway {
  margin-top: 0.9rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--warm-stone);
}

.guide-takeaway strong {
  color: var(--deep-pandan);
  font-family: var(--display);
}

.content-back {
  margin: 1.5rem 0 0;
  color: var(--deep-pandan);
  font-weight: 650;
}

.about-main {
  max-width: 44rem;
}

#main-content {
  width: min(100% - 2rem, 72rem);
  margin: 0 auto;
  padding: 1.15rem 0 2.5rem;
}

h1,
h2,
p {
  margin-top: 0;
}

h1,
h2 {
  color: var(--soft-ink);
  font-family: var(--display);
}

.selection-controls {
  display: grid;
  gap: 0.85rem;
  margin-bottom: 1.1rem;
}

.selection-group {
  min-width: 0;
}

.selection-group h2 {
  margin: 0 0 0.35rem;
  color: var(--deep-pandan);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.015em;
}

.selection-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.choice-list {
  display: grid;
  gap: 0.42rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.choice-list--meat {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.choice-list--category {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.choice-list--cut {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.choice-list--detail,
.choice-list--doneness {
  grid-template-columns: repeat(auto-fit, minmax(7.25rem, 1fr));
}

.choice-list--style {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.selection-controls--secondary {
  margin-top: -0.15rem;
}

.choice {
  display: grid;
  min-height: 2.85rem;
  height: 100%;
  place-items: center;
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--warm-stone);
  border-radius: 0.3rem;
  color: var(--soft-ink);
  background: var(--recipe-paper);
  font-size: 0.9rem;
  font-weight: 650;
  line-height: 1.15;
  text-align: center;
  text-decoration: none;
  transition: border-color 120ms ease, background-color 120ms ease, color 120ms ease;
}

.choice:hover {
  border-color: var(--pandan);
  background: #f5f2e9;
}

.choice--selected {
  border-color: var(--deep-pandan);
  color: #fff;
  background: var(--deep-pandan);
}

.choice--selected:hover {
  color: #fff;
  background: var(--pandan);
}

.choice--coming-soon {
  cursor: default;
  color: var(--muted-ink);
  border-style: dashed;
  background: transparent;
  gap: 0.12rem;
}

.choice--coming-soon small {
  color: var(--sesame);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  gap: 0.85rem;
}

.result-card {
  position: relative;
  min-width: 0;
  padding: 1.05rem 1.1rem 1.05rem 1.35rem;
  border: 1px solid var(--warm-stone);
  border-radius: 0.25rem;
  background: var(--recipe-paper);
}

.result-card::before {
  position: absolute;
  top: -1px;
  bottom: -1px;
  left: -1px;
  width: 0.28rem;
  border-radius: 0.25rem 0 0 0.25rem;
  background: var(--sesame);
  content: "";
}

.card-kicker {
  margin: 0 0 0.22rem;
  color: var(--sesame);
  font-family: var(--display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.result-card h2 {
  margin: 0;
  font-size: 1.22rem;
  line-height: 1.1;
}

.result-heading-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--warm-stone);
}

.constant-value {
  margin: 0;
  color: var(--sesame);
  font-family: var(--display);
  font-size: clamp(3.35rem, 6vw, 4.65rem);
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.8;
  font-variant-numeric: tabular-nums;
}

.constant-value span {
  margin-left: 0.06em;
  font-size: 0.42em;
  letter-spacing: 0;
  vertical-align: 0.7em;
}

.ratio-display {
  display: inline-grid;
  grid-template-columns: auto auto auto;
  align-items: start;
  max-width: 12rem;
  margin: 0;
  text-align: right;
}

.ratio-part {
  display: grid;
  gap: 0.1rem;
  justify-items: end;
}

.ratio-value {
  color: var(--sesame);
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 0.9;
  font-variant-numeric: tabular-nums;
}

.ratio-ingredient {
  color: var(--muted-ink);
  font-family: var(--body);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.1;
  text-transform: uppercase;
}

.ratio-separator {
  padding: 0 0.55rem;
  color: var(--warm-stone);
  font-family: var(--display);
  font-size: 1.65rem;
  line-height: 1;
}

.ratio-label {
  margin: 0.25rem 0 0;
  color: var(--muted-ink);
  font-size: 0.75rem;
}

.calculation-row {
  display: grid;
  grid-template-columns: minmax(9rem, 1fr) minmax(8rem, auto);
  align-items: start;
  gap: 1rem;
  padding-top: 0.8rem;
}

.weight-control label,
.result-label {
  display: block;
  margin: 0 0 0.3rem;
  color: var(--deep-pandan);
  font-family: var(--display);
  font-size: 0.84rem;
  font-weight: 700;
}

.unit-input {
  position: relative;
  max-width: 13rem;
}

.unit-input input {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.45rem 2.25rem 0.45rem 0.65rem;
  border: 1px solid var(--warm-stone);
  border-radius: 0.25rem;
  color: var(--soft-ink);
  background: #fff;
  font-size: 1.05rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}

.unit-input input[aria-invalid="true"] {
  border-color: var(--brick-spice);
}

.unit-input > span {
  position: absolute;
  top: 50%;
  right: 0.7rem;
  color: var(--muted-ink);
  font-size: 0.82rem;
  transform: translateY(-50%);
}

.field-help,
.field-error,
.result-placeholder,
.guidance,
.safety-note,
.timing-note,
.source-links {
  color: var(--muted-ink);
  font-size: 0.78rem;
}

.field-help {
  margin: 0.3rem 0 0;
}

.field-error {
  min-height: 1.1rem;
  margin: 0.22rem 0 0;
  color: var(--brick-spice);
  font-weight: 650;
}

.salt-calculation {
  min-width: 7rem;
}

.dough-calculation {
  min-width: 0;
}

.dough-output-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.dough-output-item {
  min-width: 0;
}

.dough-output-label {
  margin: 0 0 0.3rem;
  color: var(--deep-pandan);
  font-family: var(--display);
  font-size: 0.84rem;
  font-weight: 700;
}

.dough-output-item--salt {
  padding-left: 0.8rem;
  border-left: 1px solid var(--warm-stone);
}

.dough-output-item--salt .dough-output-label,
.dough-output-item--salt .result-value {
  color: var(--sesame);
}

.result-value {
  margin: 0;
  color: var(--soft-ink);
  font-family: var(--display);
  font-size: clamp(2.15rem, 5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.result-value span {
  color: var(--muted-ink);
  font-size: 0.45em;
  letter-spacing: 0;
}

.result-placeholder {
  max-width: 15rem;
  margin: 0;
}

.temperature-value {
  margin: 0.75rem 0 0.55rem;
  color: var(--soft-ink);
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.guidance {
  margin-bottom: 0.6rem;
}

.safety-note,
.timing-note {
  margin: 0.65rem 0 0;
  padding-top: 0.55rem;
  border-top: 1px solid var(--warm-stone);
}

.timing-note {
  display: grid;
  gap: 0.18rem;
}

.timing-note strong {
  margin-bottom: 0.12rem;
}

.timing-note b {
  color: var(--soft-ink);
  font-weight: 700;
}

.safety-label {
  margin-top: 0.85rem;
}

.timing-note strong {
  color: var(--deep-pandan);
  font-family: var(--display);
  font-weight: 700;
}

.method-note {
  margin: 0.65rem 0 0;
  padding-top: 0.55rem;
  border-top: 1px solid var(--warm-stone);
  color: var(--muted-ink);
  font-size: 0.78rem;
}

.source-links {
  margin: 0.55rem 0 0;
}

.source-link {
  color: var(--deep-pandan);
  text-underline-offset: 0.16em;
}

.source-link:hover {
  color: var(--soft-ink);
}

.result-card--pending p:last-child {
  max-width: 32rem;
  margin: 0.75rem 0 0;
  color: var(--muted-ink);
}

.not-found {
  max-width: 34rem;
  margin-top: 2rem;
  padding: 1.5rem;
  border-left: 0.28rem solid var(--sesame);
  background: var(--recipe-paper);
}

.not-found h1 {
  margin-bottom: 0.6rem;
  font-size: clamp(2rem, 8vw, 3.4rem);
  line-height: 1;
}

.recovery-link {
  display: inline-grid;
  min-width: 9rem;
  margin-top: 0.5rem;
}

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

:where(a, input):focus-visible {
  outline: 3px solid var(--sesame);
  outline-offset: 3px;
}

@media (max-width: 47.99rem) {
  .results-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 37.5rem) {
  .header-inner,
  .tagline-row,
  #main-content,
  .site-footer {
    width: min(100% - 1.25rem, 72rem);
  }

  .header-inner {
    min-height: 4.25rem;
    gap: 0.7rem;
    padding: 0.45rem 0;
  }

  .site-nav {
    gap: 0.7rem;
    font-size: 0.78rem;
  }

  .tagline {
    padding-left: 2.65rem;
    font-size: 0.78rem;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.45rem;
  }

  .support-note {
    display: block;
    padding: 0.75rem 0.8rem;
  }

  .support-note p + p {
    margin-top: 0.25rem;
  }

  .content-main {
    width: min(100% - 1.25rem, 52rem);
    padding-top: 2.2rem;
  }

  .content-main h1 {
    font-size: clamp(2.2rem, 13vw, 3.5rem);
  }

  #main-content {
    padding-top: 0.75rem;
  }

  .selection-controls,
  .selection-pair {
    gap: 0.65rem;
  }

  .choice-list--meat {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .choice-list--category,
  .choice-list--style {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .choice-list--cut {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .choice {
    min-height: 2.65rem;
    padding: 0.35rem 0.38rem;
    font-size: 0.8rem;
  }

  .selection-group h2 {
    font-size: 0.82rem;
  }

  .calculation-row {
    grid-template-columns: minmax(8rem, 1fr) minmax(6.5rem, auto);
    gap: 0.7rem;
  }

  .result-card {
    padding: 0.9rem 0.85rem 0.95rem 1.1rem;
  }

  .ratio-display {
    max-width: 9rem;
  }

  .ratio-value {
    font-size: 1.85rem;
  }

  .ratio-separator {
    padding: 0 0.35rem;
  }
}

@media (max-width: 21.5rem) {
  .choice-list--category {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .choice-list--meat {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .selection-pair {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}