/* Fin Designs Ltd. Editorial letterhead. No JavaScript. */

@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/source-serif-4-400.woff2") format("woff2");
}

@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/source-serif-4-600.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/ibm-plex-mono.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/ibm-plex-mono-medium.woff2") format("woff2");
}

:root {
  color-scheme: light;
  --paper: #faf8f3;
  --ink: #1c1f23;
  --muted: #5a5f66;
  --rule: #d9d4c7;
  --accent: #1f4e5a;
  --serif: "Source Serif 4", "Iowan Old Style", Palatino, "Palatino Linotype", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --page: 68rem;
  --measure: 66ch;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --paper: #12171b;
    --ink: #f4efe6;
    --muted: #b7b0a4;
    --rule: #2c343b;
    --accent: #9fd0da;
  }
}

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

html {
  scroll-padding-top: 1rem;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
  height: auto;
}

p,
ul,
dl,
figure {
  margin: 0;
}

h1,
h2,
h3 {
  font-weight: 600;
  line-height: 1.15;
  text-wrap: balance;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 2px;
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: 0.75rem;
  transform: translateY(-200%);
  background: var(--paper);
  color: var(--ink);
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--rule);
  z-index: 2;
}

.skip:focus {
  transform: none;
}

.sheet {
  width: min(var(--page), calc(100% - 2.5rem));
  margin-inline: auto;
  padding-bottom: 3rem;
}

.mast {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 0 1rem;
  border-bottom: 1px solid var(--rule);
}

.wordmark {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.wordmark a {
  color: var(--ink);
  text-decoration: none;
}

.wordmark a:hover {
  color: var(--accent);
}

.lang {
  display: flex;
  gap: 0.45rem;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

.lang a {
  color: var(--muted);
  text-decoration: none;
}

.lang a[aria-current="page"] {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.lang a:hover {
  color: var(--accent);
}

.hero {
  padding: 4.5rem 0 3.75rem;
  text-align: center;
}

.hero h1 {
  max-width: 14em;
  margin: 0 auto;
  font-size: clamp(2.15rem, 4.6vw, 3.2rem);
  letter-spacing: -0.02em;
}

.lede {
  max-width: var(--measure);
  margin: 1.2rem auto 0;
  color: var(--muted);
  font-size: 1.15rem;
}

.band {
  display: grid;
  grid-template-columns: 9.5rem minmax(0, 1fr);
  gap: 0.4rem 2.5rem;
  border-top: 1px solid var(--rule);
  padding: 2.15rem 0 2.35rem;
}

.band .num,
.band h2 {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.band .num {
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.band h2 {
  color: var(--ink);
}

.copy > * + * {
  margin-top: 1rem;
}

.copy p,
.note,
.contact p {
  max-width: var(--measure);
}

.product {
  display: grid;
  grid-template-columns: 16rem minmax(0, 1fr);
  gap: 1.15rem 1.75rem;
  align-items: start;
  padding: 1.45rem 0;
}

.product:has(.media.app) {
  grid-template-columns: 256px minmax(0, 1fr);
}

.product + .product {
  border-top: 1px solid var(--rule);
}

.product:first-child {
  padding-top: 0.15rem;
}

.media img {
  display: block;
  width: 100%;
  height: auto;
}

.media.app {
  width: 256px;
  max-width: 100%;
  height: 192px;
  margin: 0;
  overflow: hidden;
}

.media.app img {
  width: 256px;
  height: 192px;
  max-width: none;
  object-fit: cover;
  object-position: top;
}

.product-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mark {
  width: 2.75rem;
  height: 2.75rem;
  flex: none;
  border: 1px solid var(--rule);
  border-radius: 0.6rem;
}

.product h3 {
  margin: 0;
  font-size: 1.35rem;
}

.status {
  margin-top: 0.45rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.links {
  font-family: var(--mono);
  font-size: 0.82rem;
}

.principles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.35rem 2.25rem;
  padding: 0;
  list-style: none;
}

.principles h3 {
  margin: 0 0 0.3rem;
  font-size: 1.08rem;
}

.principles p {
  color: var(--ink);
  font-size: 1.02rem;
}

.register {
  max-width: 46rem;
}

.register div {
  display: grid;
  grid-template-columns: 13.5rem minmax(0, 1fr);
  gap: 0.35rem 1.25rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.45;
}

.register dt {
  color: var(--muted);
}

.register dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.note {
  color: var(--ink);
}

.contact a {
  overflow-wrap: anywhere;
}

.colophon {
  border-top: 1px solid var(--rule);
  padding: 1.35rem 0 0.5rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.65;
}

.colophon p + p,
.colophon p + nav {
  margin-top: 0.55rem;
}

.policies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.85rem;
}

.policies a {
  color: var(--muted);
}

.policies a:hover {
  color: var(--accent);
}

.prose {
  max-width: var(--measure);
  padding: 2.75rem 0 1rem;
}

.prose h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(2rem, 4vw, 2.7rem);
  letter-spacing: -0.02em;
}

.updated {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
}

.prose h2 {
  margin: 2rem 0 0.55rem;
  font-size: 1.35rem;
}

.prose p + p,
.prose ul + p,
.prose p + ul {
  margin-top: 0.85rem;
}

.prose ul {
  padding-left: 1.15rem;
}

.prose li + li {
  margin-top: 0.35rem;
}

.chooser {
  min-height: 70vh;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 1.25rem;
  padding: 4rem 0;
}

.chooser h1 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 3.2rem);
}

.kicker {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.chooser ul {
  display: flex;
  gap: 1.5rem;
  padding: 0;
  list-style: none;
  font-size: 1.25rem;
}

@media (max-width: 760px) {
  .sheet {
    width: min(var(--page), calc(100% - 1.75rem));
  }

  .hero {
    padding: 2.75rem 0 2.25rem;
    text-align: left;
  }

  .hero h1,
  .lede {
    margin-left: 0;
    margin-right: 0;
  }

  .band {
    grid-template-columns: 1fr;
    gap: 0.85rem;
    padding: 1.6rem 0 1.75rem;
  }

  .product,
  .product:has(.media.app),
  .principles,
  .register div {
    grid-template-columns: 1fr;
  }

  .media.app {
    width: calc(100% + 1.75rem);
    max-width: none;
    margin-left: -0.875rem;
    margin-right: -0.875rem;
  }

  .media.app img {
    width: 100%;
    height: 192px;
  }
}

@media (min-width: 761px) {
  .band-about {
    padding-top: 3.25rem;
    padding-bottom: 3.5rem;
    column-gap: 4.5rem;
  }

  .band-about .copy p {
    font-size: 24px;
    line-height: 1.45;
  }
}

@media print {
  body {
    background: #fff;
    color: #000;
  }

  .skip,
  .lang {
    display: none;
  }

  a {
    color: #000;
  }
}