/* prismtty.com. Lengths in the desktop hero are comp pixels times --u, the
   width of one comp pixel (the approved comp is 1672 px wide), so the first
   viewport keeps its measured proportions from 1100 px up. */

@font-face {
  font-family: "Vend Sans";
  src: url("assets/fonts/vend-sans-latin-var.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
}

@font-face {
  font-family: "Oxygen Mono";
  src: url("assets/fonts/oxygen-mono-latin.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}

:root {
  --ground: #0a0b0d;
  --text: #f2f3f5;
  --text-2: #c4c7ce;
  --muted: #8b9099;
  --dim: #7b8087;
  --hairline: #23252a;
  --chip: #0e1014;
  --chip-line: #2a2d35;
  --ghost-line: #3a414c;
  --sans: "Vend Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Oxygen Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --u: calc(min(100vw, 1672px) / 1672);
  color-scheme: dark;
}

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

html,
body {
  margin: 0;
  background: var(--ground);
  color: var(--text);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  display: block;
  max-width: 100%;
}

figure,
pre,
h1,
h2,
p,
ul {
  margin: 0;
}

ul {
  padding: 0;
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

*::selection {
  background: #0099ff55;
  color: var(--text);
}

:focus-visible {
  outline: 2px solid #00ffff;
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: 10;
  padding: 10px 14px;
  background: var(--text);
  color: var(--ground);
  border-radius: 6px;
}

.skip:focus {
  top: 16px;
}

/* Navigation sits over the top of the hero frame. */
.nav {
  position: absolute;
  inset: 0 0 auto;
  z-index: 3;
  max-width: 1672px;
  height: calc(80 * var(--u));
  margin: 0 auto;
}

.brand {
  position: absolute;
  left: calc(66 * var(--u));
  top: calc(9 * var(--u));
  display: flex;
  align-items: center;
  gap: calc(12 * var(--u));
}

.brand-mark {
  width: calc(60 * var(--u));
  height: calc(60 * var(--u));
}

.brand-name {
  font-size: calc(27 * var(--u));
  font-weight: 650;
  letter-spacing: -0.01em;
}

.nav-links {
  position: absolute;
  right: calc(70 * var(--u));
  top: calc(26 * var(--u));
  display: flex;
  gap: calc(44 * var(--u));
  font-size: max(15px, calc(19 * var(--u)));
  line-height: calc(34 * var(--u));
  color: #c3ccd9;
}

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

/* The measured first viewport. */
.hero-frame {
  position: relative;
  width: 100%;
  max-width: 1672px;
  height: calc(941 * var(--u));
  margin: 0 auto;
  overflow: hidden;
}

.hero-light {
  position: absolute;
  left: calc(748 * var(--u));
  top: calc(68 * var(--u));
  width: calc(832 * var(--u));
  height: calc(400 * var(--u));
  object-fit: cover;
  -webkit-mask-image: radial-gradient(closest-side, #000 55%, transparent);
  mask-image: radial-gradient(closest-side, #000 55%, transparent);
}

.headline {
  position: absolute;
  left: calc(68 * var(--u));
  top: calc(128 * var(--u));
  font-size: calc(75 * var(--u));
  font-weight: 700;
  line-height: calc(76 * var(--u));
  letter-spacing: -0.017em;
  color: #f6f6f7;
}

.lede {
  position: absolute;
  left: calc(70 * var(--u));
  top: calc(288 * var(--u));
  font-size: max(17px, calc(23 * var(--u)));
  font-weight: 300;
  line-height: calc(34 * var(--u));
  color: var(--muted);
  white-space: nowrap;
}

.actions {
  position: absolute;
  z-index: 2;
  left: calc(74 * var(--u));
  top: calc(347 * var(--u));
  display: flex;
  gap: calc(20 * var(--u));
}

.install-chip,
.button-ghost {
  height: max(44px, calc(56 * var(--u)));
  border-radius: calc(8 * var(--u));
}

.install-chip {
  display: flex;
  align-items: center;
  width: calc(474 * var(--u));
  padding-left: calc(16 * var(--u));
  background: var(--chip);
  border: 1px solid var(--chip-line);
}

.install-cmd {
  flex: 1;
  font-family: var(--mono);
  font-size: max(15px, calc(18 * var(--u)));
  letter-spacing: -0.03em;
  color: #a9adb5;
  white-space: nowrap;
}

.install-prompt {
  color: var(--dim);
}

.copy {
  display: grid;
  place-items: center;
  width: max(44px, calc(56 * var(--u)));
  height: 100%;
  padding: 0;
  border: 0;
  border-left: 1px solid var(--chip-line);
  background: none;
  color: var(--muted);
  cursor: pointer;
}

.copy svg {
  width: calc(22 * var(--u));
  height: calc(22 * var(--u));
}

.copy:hover {
  color: var(--text);
}

.copy .ic-check,
.copy[data-copied] .ic-copy {
  display: none;
}

.copy[data-copied] .ic-check {
  display: block;
  color: var(--text);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.button-ghost {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(12 * var(--u));
  width: calc(211 * var(--u));
  border: 1px solid var(--ghost-line);
  font-size: max(14px, calc(18 * var(--u)));
  color: #dde3e9;
}

.button-ghost .gh-mark {
  width: calc(22 * var(--u));
  height: calc(22 * var(--u));
}

.button-ghost:hover {
  border-color: #59616d;
  color: var(--text);
}

/* The seam: raw output, the prism, the same output through PrismTTY. */
.seam {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.seam .out,
.seam .caption {
  pointer-events: auto;
}

.seam-media {
  position: absolute;
  left: calc(500 * var(--u));
  top: calc(376 * var(--u));
  width: calc(560 * var(--u));
  height: calc(332 * var(--u));
}

.seam-prism {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 14%, #000 86%, transparent),
    linear-gradient(180deg, transparent, #000 10%, #000 80%, transparent);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(90deg, transparent, #000 14%, #000 86%, transparent),
    linear-gradient(180deg, transparent, #000 10%, #000 80%, transparent);
  mask-composite: intersect;
}

.out {
  position: absolute;
  top: calc(484 * var(--u));
  z-index: 1;
  font-family: var(--mono);
  font-size: max(14.5px, calc(19 * var(--u)));
  line-height: max(22px, calc(29 * var(--u)));
  white-space: pre;
}

.out-raw {
  left: calc(30 * var(--u));
  color: #979aa2;
}

.out-hl {
  left: calc(1063 * var(--u));
  color: var(--text-2);
}

.out .b {
  font-weight: 700;
}

/* output-colors:start */
.c-0099ff { color: #0099ff; }
.c-00bfff { color: #00bfff; }
.c-00ff00 { color: #00ff00; }
.c-00ffc0 { color: #00ffc0; }
.c-00ffff { color: #00ffff; }
.c-65d7fd { color: #65d7fd; }
.c-ff0000 { color: #ff0000; }
.c-ff00ff { color: #ff00ff; }
.c-ffffff { color: #ffffff; }
/* output-colors:end */

.caption {
  position: absolute;
  left: 50%;
  top: calc(710 * var(--u));
  transform: translateX(-50%);
  font-size: max(14px, calc(17 * var(--u)));
  line-height: max(20px, calc(28 * var(--u)));
  color: var(--dim);
  white-space: nowrap;
}

.rule {
  position: absolute;
  left: calc(70 * var(--u));
  top: calc(762 * var(--u));
  width: calc(1532 * var(--u));
  height: 1px;
  margin: 0;
  border: 0;
  background: var(--hairline);
}

.facts {
  position: absolute;
  left: calc(66 * var(--u));
  top: calc(792 * var(--u));
  display: grid;
  grid-template-columns: calc(482 * var(--u)) calc(532 * var(--u)) 1fr;
  width: calc(1536 * var(--u));
}

.fact {
  display: grid;
  grid-template-columns: calc(68 * var(--u)) 1fr;
  grid-template-rows: auto 1fr;
  column-gap: 0;
  height: calc(126 * var(--u));
  padding-top: calc(11 * var(--u));
}

.fact + .fact {
  padding-left: calc(58 * var(--u));
  border-left: 1px solid var(--hairline);
}

.fact-icon {
  grid-row: 1 / span 2;
  width: calc(44 * var(--u));
  height: calc(44 * var(--u));
  color: #a3a7b7;
}

.fact-title {
  margin: 0;
  font-size: max(17px, calc(22 * var(--u)));
  font-weight: 500;
  line-height: calc(34 * var(--u));
}

.fact-body {
  max-width: calc(380 * var(--u));
  margin-top: calc(4 * var(--u));
  font-size: max(15px, calc(18 * var(--u)));
  font-weight: 400;
  line-height: calc(27 * var(--u));
  color: #8a8d94;
}

/* Prism media. The still plate is the default (no JS, reduced motion).
   With motion, the footage plays once until the spectrum is wide, eases to
   a stop on that frame, and the light layer takes over: a steady flow along
   the beam and dust that only shows where it crosses the light. */
.hero-light-wrap {
  display: contents;
}

.prism-playing .seam-prism {
  visibility: hidden;
}

.seam-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 14%, #000 86%, transparent),
    linear-gradient(180deg, transparent, #000 10%, #000 80%, transparent);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(90deg, transparent, #000 14%, #000 86%, transparent),
    linear-gradient(180deg, transparent, #000 10%, #000 80%, transparent);
  mask-composite: intersect;
}

.seam-light {
  opacity: 0;
  transition: opacity 1.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.prism-live .seam-light {
  opacity: 1;
}

/* The flow band hugs the beam line of the plate and the footage: a 2u core
   with 1u edges, tilted 1.29deg to follow the beam's fall. */
.beam {
  position: absolute;
  left: calc(500 * var(--u));
  top: calc(506 * var(--u));
  width: calc(246 * var(--u));
  height: calc(4 * var(--u));
  background: repeating-linear-gradient(
    90deg,
    transparent 0,
    transparent calc(34 * var(--u)),
    rgb(255 255 255 / 0.75) calc(62 * var(--u)),
    transparent calc(90 * var(--u))
  );
  background-size: calc(90 * var(--u)) 100%;
  transform-origin: 0 50%;
  transform: rotate(1.29deg);
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 25%, #000 75%, transparent),
    linear-gradient(90deg, transparent, #000 22%, #000 88%, transparent);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(180deg, transparent, #000 25%, #000 75%, transparent),
    linear-gradient(90deg, transparent, #000 22%, #000 88%, transparent);
  mask-composite: intersect;
  mix-blend-mode: screen;
}

.dust {
  position: absolute;
  left: calc(470 * var(--u));
  top: calc(420 * var(--u));
  width: calc(620 * var(--u));
  height: calc(220 * var(--u));
}

@media (prefers-reduced-motion: no-preference) {
  .hero-light,
  .section::before {
    animation: drift 26s ease-in-out infinite alternate;
  }

  .section:nth-of-type(even)::before {
    animation-duration: 34s;
    animation-direction: alternate-reverse;
  }

  .beam {
    animation: flow 1.5s linear infinite;
  }

  /* The signature moment: each raw line passes into the prism and leaves
     in PrismTTY's colors, once, on load. */
  .out-raw .ln {
    animation: pass 0.9s cubic-bezier(0.16, 1, 0.3, 1) both;
  }

  .out-hl .ln {
    display: inline-block;
    animation: arrive 0.9s cubic-bezier(0.16, 1, 0.3, 1) both;
  }

  .out .ln:nth-child(1) { --d: 0.5s; }
  .out .ln:nth-child(2) { --d: 0.68s; }
  .out .ln:nth-child(3) { --d: 0.86s; }
  .out .ln:nth-child(4) { --d: 1.04s; }
  .out .ln:nth-child(5) { --d: 1.22s; }

  .out-raw .ln {
    animation-delay: var(--d);
  }

  .out-hl .ln {
    animation-delay: calc(var(--d) + 0.32s);
  }
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(calc(-24 * var(--u)), calc(10 * var(--u)), 0) scale(1.05); }
}

@keyframes flow {
  from { background-position: 0 0; }
  to { background-position: calc(90 * var(--u)) 0; }
}

@keyframes pass {
  0% { color: #979aa2; }
  35% { color: #e6e8ec; }
  100% { color: #979aa2; }
}

@keyframes arrive {
  from { clip-path: inset(0 100% 0 0); opacity: 0.2; }
  to { clip-path: inset(0 0 0 0); opacity: 1; }
}

/* Sections below the hero share the hero's grid: 70 comp px margins on a
   1672 px frame, frozen to a 20 px gutter on phones. */
.wrap {
  width: min(calc(1532 * var(--u)), calc(100% - 40px));
  margin: 0 auto;
}

.section {
  position: relative;
  padding-block: max(56px, calc(100 * var(--u)));
  border-top: 1px solid var(--hairline);
}

.section-head {
  max-width: max(320px, calc(980 * var(--u)));
  margin-bottom: max(28px, calc(44 * var(--u)));
}

.section h2,
.feedback-wrap h2 {
  font-size: max(30px, calc(54 * var(--u)));
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.section-lede {
  max-width: 62ch;
  margin-top: max(14px, calc(20 * var(--u)));
  font-size: max(17px, calc(21 * var(--u)));
  font-weight: 300;
  line-height: 1.55;
  color: var(--muted);
}

.section-lede code,
.scope-col code,
.term-note code {
  font-family: var(--mono);
  font-size: 0.9em;
  color: var(--text-2);
}

/* Terminal windows that hold real output. */
.term {
  overflow: hidden;
  background: #0c0e11;
  border: 1px solid var(--hairline);
  border-radius: max(10px, calc(14 * var(--u)));
}

.term-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: max(40px, calc(48 * var(--u)));
  padding: 0 max(16px, calc(24 * var(--u)));
  border-bottom: 1px solid var(--hairline);
  font-family: var(--mono);
  font-size: max(12px, calc(15 * var(--u)));
  color: var(--muted);
}

.term-badge {
  padding: 3px 10px;
  border: 1px solid #2f333b;
  border-radius: 999px;
  color: var(--text-2);
  white-space: nowrap;
}

.out-block {
  overflow-x: auto;
  padding: max(16px, calc(26 * var(--u))) max(16px, calc(28 * var(--u)));
  font-family: var(--mono);
  font-size: max(13px, calc(17 * var(--u)));
  line-height: 1.65;
  color: var(--text-2);
  white-space: pre;
  scrollbar-width: thin;
  scrollbar-color: #2f333b transparent;
}

.out-block::-webkit-scrollbar,
.install-line::-webkit-scrollbar,
.out::-webkit-scrollbar {
  height: 6px;
}

.out-block::-webkit-scrollbar-thumb,
.install-line::-webkit-scrollbar-thumb,
.out::-webkit-scrollbar-thumb {
  background: #2f333b;
  border-radius: 3px;
}

.out-block .b {
  font-weight: 700;
}

.term-note {
  max-width: 76ch;
  margin-top: max(14px, calc(20 * var(--u)));
  font-size: max(14px, calc(16 * var(--u)));
  line-height: 1.6;
  color: var(--dim);
}

.hop-term .term-note {
  margin: 0;
  padding: max(16px, calc(22 * var(--u))) max(16px, calc(28 * var(--u)));
}

/* One shell follows every hop: the stack on the left, real output right. */
.hop-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.hop-step {
  display: grid;
  grid-template-columns: calc(360 * var(--u)) 1fr;
  align-items: start;
}

.hop-steps {
  border-bottom: 1px solid var(--hairline);
}

.hop-step + .hop-step {
  border-top: 1px solid #191c21;
}

.hop-stack {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 8px;
  padding: max(16px, calc(26 * var(--u))) 0 0 max(16px, calc(28 * var(--u)));
  font-family: var(--mono);
  font-size: max(13px, calc(14 * var(--u)));
  color: #8a9099;
}

.hop-stack span:not(.hop-op) {
  padding: 2px 8px;
  border: 1px solid #23262c;
  border-radius: 8px;
}

.hop-stack .on {
  border-color: #3a414c;
  color: var(--text);
}

.hop-op {
  color: var(--muted);
}

.hop-stack s {
  color: var(--dim);
}

.hop .out-block {
  padding-left: 0;
}

/* Off-focus crystals drift behind each section, set in its empty side so
   they never sit under running text. */
.section {
  overflow: hidden;
}

.section::before {
  content: "";
  position: absolute;
  z-index: 0;
  aspect-ratio: 3 / 2;
  background: var(--crystal) center / cover no-repeat;
  opacity: var(--crystal-opacity, 0.6);
  mix-blend-mode: screen;
  -webkit-mask-image: radial-gradient(closest-side, #000 50%, transparent);
  mask-image: radial-gradient(closest-side, #000 50%, transparent);
  pointer-events: none;
}

.section > .wrap {
  position: relative;
  z-index: 1;
}

.hop::before {
  --crystal: url("assets/crystals-right.webp");
  top: 3%;
  right: -8%;
  width: 52%;
}

.profiles::before {
  --crystal: url("assets/crystals-scatter.webp");
  top: 3%;
  right: -6%;
  width: 50%;
}

.install::before {
  --crystal: url("assets/crystals-left.webp");
  --crystal-opacity: 0.5;
  top: 6%;
  right: -14%;
  width: 46%;
}

/* Scope stays quiet: a still beat between install and feedback. */
.scope::before {
  content: none;
}

.feedback::before {
  --crystal: url("assets/crystals-right.webp");
  --crystal-opacity: 0.5;
  top: 8%;
  right: -10%;
  width: 40%;
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: max(16px, calc(20 * var(--u)));
  overflow-x: auto;
  padding: 2px;
}

.tab {
  flex: none;
  min-height: 44px;
  padding: 0 max(14px, calc(18 * var(--u)));
  border: 1px solid #23262c;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: max(13px, calc(15 * var(--u)));
  cursor: pointer;
}

.tab:hover {
  color: var(--text);
}

.tab:focus-visible,
.tab-panel:focus-visible {
  outline-offset: -3px;
}

.tab[aria-selected="true"] {
  border-color: #3a414c;
  background: #15181d;
  color: var(--text);
}

.tab-panel {
  min-height: calc(11 * 1.65em + 2 * max(16px, calc(26 * var(--u))));
}

.tab-panel[hidden] {
  display: none;
}

/* Install. */
.install-rows {
  display: grid;
  gap: 12px;
  max-width: max(320px, calc(980 * var(--u)));
}

.install-row {
  display: grid;
  grid-template-columns: max(84px, calc(130 * var(--u))) 1fr auto;
  align-items: center;
  min-height: max(52px, calc(60 * var(--u)));
  padding-left: max(16px, calc(22 * var(--u)));
  background: var(--chip);
  border: 1px solid var(--chip-line);
  border-radius: max(8px, calc(10 * var(--u)));
}

.install-label {
  font-size: max(14px, calc(16 * var(--u)));
  color: var(--dim);
}

.install-line {
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: #2f333b transparent;
  font-family: var(--mono);
  font-size: max(14px, calc(18 * var(--u)));
  color: var(--text-2);
  white-space: nowrap;
}

.install-row .copy {
  width: max(52px, calc(60 * var(--u)));
  height: max(52px, calc(60 * var(--u)));
}

.install-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 28px;
  margin-top: max(10px, calc(16 * var(--u)));
  font-size: max(15px, calc(17 * var(--u)));
}

.install-links a,
.footer-links a {
  display: inline-block;
  padding-block: 11px;
  color: var(--text-2);
  text-decoration: underline;
  text-decoration-color: #3a414c;
  text-underline-offset: 4px;
}

.install-links a:hover,
.footer-links a:hover {
  color: var(--text);
  text-decoration-color: var(--text-2);
}

/* Scope. */
.scope-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.scope-col {
  padding-right: max(24px, calc(64 * var(--u)));
}

.scope-col + .scope-col {
  padding-left: max(24px, calc(64 * var(--u)));
  border-left: 1px solid var(--hairline);
}

.scope-col h3 {
  margin: 0 0 12px;
  font-size: max(18px, calc(22 * var(--u)));
  font-weight: 500;
}

.scope-list {
  margin: 0 0 18px;
}

.scope-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--hairline);
  font-family: var(--mono);
  font-size: max(14px, calc(16 * var(--u)));
  color: var(--text-2);
}

.scope-col p {
  max-width: 58ch;
  font-size: max(16px, calc(19 * var(--u)));
  line-height: 1.6;
  color: var(--muted);
}

/* Feedback. */
.vendors {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0 32px;
  max-width: max(320px, calc(1200 * var(--u)));
  margin: max(24px, calc(32 * var(--u))) 0;
}

.vendors li {
  padding: 10px 0;
  border-bottom: 1px solid var(--hairline);
  font-family: var(--mono);
  font-size: max(14px, calc(16 * var(--u)));
  color: var(--text-2);
}

.issue-link {
  display: inline-flex;
  width: auto;
  border-color: var(--text);
  background: var(--text);
  color: var(--ground);
  font-weight: 500;
  height: max(48px, calc(56 * var(--u)));
  padding: 0 max(18px, calc(24 * var(--u)));
  border-radius: max(8px, calc(8 * var(--u)));
}

.issue-link:hover {
  border-color: #ffffff;
  background: #ffffff;
  color: var(--ground);
}

/* A pane that scrolls sideways fades at its right edge until the reader
   reaches the end; touch devices hide scrollbars, so this is the cue. */
.scrolls:not(.at-end) {
  -webkit-mask-image: linear-gradient(90deg, #000 calc(100% - 48px), transparent);
  mask-image: linear-gradient(90deg, #000 calc(100% - 48px), transparent);
}

/* Small transitions on every control. */
.tab,
.copy,
.button-ghost,
.nav-links a,
.install-links a,
.footer-links a {
  transition: color 0.15s ease, border-color 0.15s ease, background-color 0.15s ease;
}

.button-ghost:active,
.tab:active {
  background: #15181d;
}

/* Footer. */
.footer {
  padding-block: 40px;
  border-top: 1px solid var(--hairline);
}

.footer-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 32px;
}

.footer .brand {
  position: static;
}

.footer .brand-mark {
  width: 32px;
  height: 32px;
}

.footer .brand-name {
  font-size: 19px;
}

.footer-facts {
  flex: 1;
  font-size: 15px;
  color: var(--dim);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  font-size: 15px;
}

/* Below 1280 px the hero leaves its measured frame and flows. */
@media (max-width: 1279px) {
  :root {
    --u: 0.765px;
  }

  .nav {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: auto;
    padding: 14px 20px;
  }

  .brand,
  .nav-links {
    position: static;
  }

  .brand {
    flex-shrink: 0;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .brand-name {
    font-size: 20px;
  }

  .nav-links {
    gap: 4px;
    font-size: 15px;
    line-height: 1;
  }

  .nav-links a {
    padding: 15px 8px;
  }

  .hero-frame {
    display: flex;
    flex-direction: column;
    height: auto;
    padding: 28px 20px 56px;
  }

  .hero-light {
    left: 15%;
    top: 300px;
    width: 95%;
    height: 340px;
    opacity: 0.5;
  }

  .headline {
    position: relative;
    left: auto;
    top: auto;
    font-size: clamp(38px, 9.4vw, 66px);
    line-height: 1.04;
  }

  .lede {
    position: relative;
    left: auto;
    top: auto;
    max-width: 36ch;
    margin-top: 18px;
    font-size: 18px;
    font-weight: 400;
    line-height: 1.5;
    white-space: normal;
  }

  .actions {
    position: relative;
    left: auto;
    top: auto;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 26px;
  }

  .install-chip {
    width: min(100%, 474px);
    height: 52px;
    padding-left: 14px;
    border-radius: 8px;
  }

  .install-cmd {
    min-width: 0;
    overflow-x: auto;
    font-size: clamp(12px, 3.4vw, 15px);
    scrollbar-width: none;
  }

  .copy {
    width: 52px;
  }

  .copy svg,
  .button-ghost .gh-mark {
    width: 20px;
    height: 20px;
  }

  .button-ghost {
    width: auto;
    height: 48px;
    padding: 0 18px;
    gap: 10px;
    border-radius: 8px;
    font-size: 16px;
  }

  .seam {
    position: relative;
    inset: auto;
    display: flex;
    flex-direction: column;
    margin-top: 44px;
  }

  .seam-media {
    position: relative;
    left: auto;
    top: auto;
    align-self: center;
    width: min(100%, 520px);
    height: auto;
    aspect-ratio: 560 / 332;
    margin: 8px 0;
  }

  .out {
    position: relative;
    left: auto;
    top: auto;
    max-width: 100%;
    overflow-x: auto;
    font-size: clamp(12px, 3.1vw, 16px);
    line-height: 1.6;
    scrollbar-width: thin;
    scrollbar-color: #2f333b transparent;
  }

  .seam-light {
    display: none !important;
  }

  .caption {
    position: relative;
    left: auto;
    top: auto;
    margin-top: 12px;
    transform: none;
    font-size: 14px;
    white-space: normal;
  }

  .rule {
    position: relative;
    left: auto;
    top: auto;
    width: 100%;
    margin-top: 44px;
  }

  .facts {
    position: relative;
    left: auto;
    top: auto;
    grid-template-columns: 1fr;
    gap: 22px;
    width: 100%;
    margin-top: 28px;
  }

  .fact {
    grid-template-columns: 52px 1fr;
    height: auto;
    padding: 0;
  }

  .fact + .fact {
    padding: 22px 0 0;
    border-top: 1px solid var(--hairline);
    border-left: 0;
  }

  .fact-icon {
    width: 34px;
    height: 34px;
  }

  .fact-title {
    font-size: 18px;
    line-height: 1.4;
  }

  .fact-body {
    max-width: none;
    font-size: 16px;
    line-height: 1.5;
  }

  .section-lede {
    font-weight: 400;
  }

  .hop-step {
    grid-template-columns: 1fr;
  }

  .hop .out-block {
    padding-left: 16px;
  }

  .scope-cols {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .scope-col,
  .scope-col + .scope-col {
    padding: 0;
    border: 0;
  }

  .scope-col + .scope-col {
    padding-top: 28px;
    border-top: 1px solid var(--hairline);
  }
}

@media (min-width: 700px) and (max-width: 1279px) {
  .fact-body {
    font-size: 15px;
  }

  .out {
    font-size: 15px;
  }

  .caption {
    font-size: 14px;
  }

  .facts {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 28px;
  }

  .fact + .fact {
    padding: 0 0 0 28px;
    border-top: 0;
    border-left: 1px solid var(--hairline);
  }

  .seam-media {
    width: min(100%, 460px);
  }
}

@media (max-width: 600px) {
  .tabs {
    flex-wrap: wrap;
    overflow: visible;
  }
}

@media (max-width: 520px) {
  .install-row {
    grid-template-columns: 1fr auto;
  }

  .install-label {
    display: none;
  }

  /* 51 columns fit a 390 px phone at the 12 px floor. */
  .out {
    font-size: 12px;
    letter-spacing: -0.03em;
  }

  .out-block {
    font-size: 12.5px;
  }

  .install-line {
    font-size: 13px;
  }

  .install-line .install-prompt {
    display: none;
  }

  .install-row .copy {
    width: 44px;
    height: 44px;
  }

  .seam-media {
    width: min(100%, 300px);
  }
}

/* Phones keep the name and three links; README stays in the footer. */
@media (max-width: 460px) {
  .nav-links a[href$="#readme"] {
    display: none;
  }
}

@media (max-width: 370px) {
  .brand-name {
    display: none;
  }

  .nav-links a {
    padding: 15px 7px;
    font-size: 14px;
  }
}