/* Shared shell, navigation, typography, and layout for Curio's reading
 * surface. Every rule is scoped to the pattern page so existing landing and
 * canvas routes keep their behavior. */

html.pattern-page,
html.pattern-page body {
  min-height: 100%;
  width: 100%;
  height: auto;
  overflow-x: hidden;
  overflow-y: auto;
  background: var(--paper);
}

html.pattern-page body {
  color: var(--ink);
}

html.pattern-page .pattern-nav {
  position: relative;
  z-index: 20;
  width: min(1180px, calc(100% - 48px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--rule);
}

html.pattern-page .pattern-brand {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  text-decoration: none;
}

html.pattern-page .pattern-nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px 20px;
}

html.pattern-page .pattern-nav-links a,
html.pattern-page .pattern-contact a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.pattern-shell {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.pattern-shell p,
.pattern-shell li,
.pattern-shell dd {
  max-width: 72ch;
}

.pattern-shell img {
  display: block;
  width: 100%;
  height: auto;
}

.pattern-shell h1,
.pattern-shell h2,
.pattern-shell h3,
.pattern-shell p,
.pattern-shell figure,
.pattern-shell dl,
.pattern-shell dd {
  margin-top: 0;
}

.pattern-shell h1,
.pattern-shell h2,
.pattern-shell h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.04;
  text-wrap: balance;
}

.pattern-shell h1 {
  max-width: 10ch;
  margin-bottom: 24px;
  font-size: clamp(48px, 7vw, 78px);
  letter-spacing: -0.04em;
}

.pattern-shell h2 {
  max-width: 17ch;
  margin-bottom: 22px;
  font-size: clamp(34px, 4.5vw, 54px);
  letter-spacing: -0.035em;
}

.pattern-shell h3 {
  max-width: 24ch;
  margin-bottom: 14px;
  font-size: clamp(23px, 2.6vw, 34px);
  letter-spacing: -0.02em;
}

.pattern-shell code {
  font-family: var(--font-mono);
  font-size: 0.84em;
  overflow-wrap: anywhere;
}

.pattern-shell .pattern-coordinate,
.pattern-shell .pattern-section-label,
.pattern-shell .pattern-trace-key {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
}

.pattern-shell .pattern-section-label {
  padding-top: 8px;
  color: var(--ink-mute);
}

.pattern-shell .pattern-masthead {
  padding: 76px 0 64px;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
  gap: 56px 64px;
  align-items: center;
}

.pattern-shell .pattern-coordinate {
  margin-bottom: 22px;
}

.pattern-shell .pattern-lede {
  max-width: 58ch;
  margin-bottom: 22px;
  font-family: var(--font-serif);
  font-size: clamp(20px, 2vw, 25px);
  line-height: 1.45;
  color: var(--ink-soft);
}

.pattern-shell .pattern-note {
  max-width: 58ch;
  margin-bottom: 0;
  padding-top: 18px;
  border-top: 1px solid var(--teal-soft);
  font-size: 14px;
  color: var(--ink-soft);
}

.pattern-shell .pattern-plate {
  position: relative;
  margin-bottom: 0;
  border: 1px solid rgba(26, 24, 20, 0.34);
  background: var(--paper-soft);
}

.pattern-shell .pattern-plate img {
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.pattern-shell .pattern-plate figcaption {
  padding: 12px 14px 13px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.6;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
}

.pattern-shell .pattern-receipt {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 0.65fr 2.35fr 0.7fr 0.9fr;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--paper-blue);
}

.pattern-shell .pattern-receipt div {
  min-width: 0;
  padding: 14px 16px;
  border-right: 1px solid var(--rule);
}

.pattern-shell .pattern-receipt div:last-child {
  border-right: 0;
}

.pattern-shell .pattern-receipt span,
.pattern-shell .pattern-receipt strong {
  display: block;
  font-family: var(--font-mono);
  line-height: 1.5;
}

.pattern-shell .pattern-receipt span {
  margin-bottom: 4px;
  font-size: 8px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.pattern-shell .pattern-receipt strong {
  font-size: 10px;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.pattern-shell .pattern-section {
  position: relative;
  padding: 88px 48px;
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  column-gap: 56px;
  border-top: 1px solid var(--rule);
}

.pattern-shell .pattern-section-copy {
  grid-column: 2;
}

.pattern-shell .pattern-section-copy > p {
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.pattern-shell .pattern-section-copy > p:last-child {
  margin-bottom: 0;
}


html.pattern-page .pattern-footer {
  width: min(1180px, calc(100% - 48px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

@media (max-height: 760px) and (min-width: 901px) {
  .pattern-shell .pattern-masthead {
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .pattern-shell .pattern-masthead h1 {
    font-size: clamp(44px, 6vw, 66px);
  }

  .pattern-shell .pattern-section {
    padding-top: 68px;
    padding-bottom: 68px;
  }
}

@media (max-width: 1000px) {
  .pattern-shell .pattern-masthead {
    grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
    gap: 44px;
  }

  .pattern-shell .pattern-section {
    padding-right: 32px;
    padding-left: 32px;
    grid-template-columns: 150px minmax(0, 1fr);
    column-gap: 40px;
  }

}

@media (max-width: 820px) {
  html.pattern-page .pattern-nav,
  .pattern-shell,
  html.pattern-page .pattern-footer {
    width: min(100% - 32px, 720px);
  }

  html.pattern-page .pattern-nav {
    padding: 10px 0;
    align-items: flex-start;
  }

  html.pattern-page .pattern-nav-links {
    max-width: 380px;
    flex-wrap: wrap;
  }

  .pattern-shell .pattern-masthead {
    padding: 58px 0 46px;
    grid-template-columns: 1fr;
  }

  .pattern-shell .pattern-masthead-copy,
  .pattern-shell .pattern-plate-hero,
  .pattern-shell .pattern-receipt {
    grid-column: 1;
  }

  .pattern-shell .pattern-plate-hero {
    max-width: 680px;
  }

  .pattern-shell .pattern-receipt {
    grid-template-columns: 1fr 2fr;
  }

  .pattern-shell .pattern-receipt div:nth-child(2) {
    border-right: 0;
  }

  .pattern-shell .pattern-receipt div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--rule);
  }

  .pattern-shell .pattern-section {
    padding: 64px 28px;
    display: block;
  }

  .pattern-shell .pattern-section-label {
    margin-bottom: 24px;
  }
}

@media (max-width: 560px) {
  html.pattern-page .pattern-nav,
  .pattern-shell,
  html.pattern-page .pattern-footer {
    width: calc(100% - 24px);
  }

  html.pattern-page .pattern-nav {
    display: block;
    padding: 8px 0 10px;
  }

  html.pattern-page .pattern-brand {
    width: fit-content;
  }

  html.pattern-page .pattern-nav-links {
    justify-content: flex-start;
    gap: 0 14px;
  }

  html.pattern-page .pattern-nav-links a {
    font-size: 9px;
    letter-spacing: 0.1em;
  }

  .pattern-shell h1 {
    font-size: clamp(40px, 14vw, 54px);
  }

  .pattern-shell h2 {
    font-size: clamp(31px, 10vw, 42px);
  }

  .pattern-shell h3 {
    font-size: 24px;
  }

  .pattern-shell .pattern-masthead {
    padding-top: 42px;
    gap: 32px;
  }

  .pattern-shell .pattern-lede {
    font-size: 19px;
  }

  .pattern-shell .pattern-receipt {
    display: block;
  }

  .pattern-shell .pattern-receipt div,
  .pattern-shell .pattern-receipt div:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .pattern-shell .pattern-receipt div:last-child {
    border-bottom: 0;
  }

  .pattern-shell .pattern-section {
    padding: 52px 18px;
  }

  .pattern-shell .pattern-section-copy > p {
    font-size: 15px;
  }

  html.pattern-page .pattern-footer {
    min-height: 94px;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html.pattern-page *,
  html.pattern-page *::before,
  html.pattern-page *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}