/* Stone — getyourstone.com. Light stone background; the clip's frames are transparent, so they sit
   on it without a seam. Type: Inter Tight. */

/* Self-hosted, so no visitor data goes to a font service and no cookie banner is needed */
@font-face {
  font-family: "Inter Tight"; font-weight: 400; font-style: normal; font-display: swap;
  src: url("assets/fonts/InterTight-Regular.woff") format("woff");
}
@font-face {
  font-family: "Inter Tight"; font-weight: 500; font-style: normal; font-display: swap;
  src: url("assets/fonts/InterTight-Medium.woff") format("woff");
}

:root {
  /* Black and white: a light stone background and near-black ink */
  --bg: #ecebe7;
  --ink: #121212;
  --muted: #6c6963;
  --line: rgba(18, 18, 18, 0.12);
  --card: #f5f4f1;
  --glow: #ffc98c;
  --radius: 22px;
  --gutter: clamp(20px, 5vw, 72px);
  --nav: 60px;
  color-scheme: light;
}

::selection { background: #d8d6d0; color: var(--ink); }

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter Tight", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3 { margin: 0; font-weight: 500; letter-spacing: -0.035em; line-height: 1.02; text-wrap: balance; }
p { text-wrap: pretty; }
p { margin: 0; }
a { color: inherit; }
img, video { display: block; max-width: 100%; }

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

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 50;
  padding: 10px 14px; border-radius: 10px; background: var(--ink); color: var(--bg);
}
.skip:focus { top: 12px; }

:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 6px; }

/* MARK: Wordmark — ST and NE in Inter Tight Medium, the stone's outline as the O. The O is 1.25 × the
   cap height, centred on the capitals; T tucks a little under the stone (−0.06 × cap), N keeps 0.16. */

.wordmark {
  display: inline-block;
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1;
  white-space: nowrap;
}
.wordmark-o {
  display: inline-block;
  height: 0.909em;                 /* 1.25 × 0.727em, Inter Tight's cap height */
  width: calc(0.909em * 1.689);
  vertical-align: -0.091em;        /* its middle on the middle of the capitals */
  margin: 0 0.116em 0 -0.044em;
  fill: currentColor;
}

/* MARK: Buttons */

.button {
  display: inline-flex; align-items: center; justify-content: center;
  height: 48px; padding: 0 24px;
  border: 0; border-radius: 999px;
  background: var(--ink); color: var(--bg);
  font: inherit; font-weight: 500; font-size: 16px; letter-spacing: -0.01em;
  text-decoration: none; cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}
.button:hover { background: #2a2a2a; }
.button:active { transform: scale(0.98); }
.button-small { height: 38px; padding: 0 16px; font-size: 14px; }

/* MARK: Navigation */

.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 20;
  height: var(--nav);
  display: flex; align-items: center; gap: 28px;
  padding: 0 var(--gutter);
  background: rgba(236, 235, 231, 0.72);
  backdrop-filter: saturate(1.4) blur(18px);
  -webkit-backdrop-filter: saturate(1.4) blur(18px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}
.nav.scrolled { border-bottom-color: var(--line); }
.nav-mark { text-decoration: none; font-size: 21px; }
.nav-links { display: flex; gap: 26px; margin-left: auto; font-size: 14px; }
.nav-links a { text-decoration: none; color: var(--muted); transition: color 0.2s; }
.nav-links a:hover { color: var(--ink); }

/* MARK: The pinned scene */

.scene { position: relative; height: 460vh; }
.scene-inside { height: 380vh; }

.scene-inside .stage { --frame: min(100svh, 120vw); }
.scene-anchor { position: absolute; left: 0; width: 1px; height: 1px; }

.stage {
  position: sticky; top: 0;
  height: 100vh; height: 100svh;
  overflow: hidden;
  --frame: min(84svh, 100vw);
  --half: calc(var(--frame) * 0.26);   /* half the clip's width, plus a little air */
}

/* The poster defines where the frames are drawn: the canvas draws into this exact square */
.poster, .frames { position: absolute; }
.poster {
  left: 50%; top: 54%;
  width: var(--frame); height: auto; aspect-ratio: 1;
  transform: translate(-50%, -50%);
  user-select: none;
}
.frames { inset: 0; width: 100%; height: 100%; }
.drawing .poster { visibility: hidden; }

.beat {
  position: absolute;
  /* the free space beside the clip, which is about half the frame wide */
  max-width: min(480px, calc(50vw - var(--half) - var(--gutter) - 24px));
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  will-change: opacity, transform;
}
.beat.on { pointer-events: auto; }
.beat h1 { font-size: clamp(46px, 5.6vw, 88px); letter-spacing: -0.045em; }
.beat h2 { font-size: clamp(32px, 3.3vw, 52px); }
.beat p { margin-top: 16px; color: var(--muted); font-size: clamp(17px, 1.3vw, 20px); line-height: 1.45; }
.beat .button { margin-top: 28px; }
.eyebrow { margin-bottom: 18px !important; margin-top: 0 !important; font-size: 13px !important;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
.beat-hero { left: 50%; top: calc(var(--nav) + 5svh); translate: -50% 0; max-width: none; text-align: center; }
.beat-hero-foot { left: 50%; bottom: 5svh; translate: -50% 0; width: min(420px, 100% - 2 * var(--gutter)); max-width: 420px; text-align: center; }
.beat-hero-foot p { margin-top: 0; }
.beat-hero-foot .button { margin-top: 22px; }
.beat .price-note { margin-top: 14px; font-size: 13px; color: var(--muted); }
.beat-left { left: var(--gutter); top: 50%; translate: 0 -50%; }
.beat-right { left: calc(50vw + var(--half) + 24px); top: 50%; translate: 0 -50%; text-align: left; }
.beat-top { left: var(--gutter); top: calc(var(--nav) + 6svh); max-width: 360px; }
.beat-top p { margin-top: 12px; }

.prototype-tag {
  position: absolute; right: var(--gutter); bottom: 22px;
  padding: 6px 12px; border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 12px; letter-spacing: 0.02em; color: var(--muted); white-space: nowrap;
  opacity: 0; transition: opacity 0.4s ease;
}
.prototype-tag.on { opacity: 1; }

/* Labels for the parts, drawn next to the exploded clip with thin lines to each part */
.leaders { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; }
.leaders line { stroke: rgba(18, 18, 18, 0.35); stroke-width: 1; }
.leaders circle { fill: var(--ink); }
.labels { margin: 0; padding: 0; list-style: none; }
.labels li {
  position: absolute; width: max-content; max-width: 210px;
  opacity: 0; transition: opacity 0.35s ease;
  font-size: 14px; line-height: 1.35; text-align: center;
}
.labels li.on { opacity: 1; }
.labels b { display: block; font-weight: 500; font-size: 15px; letter-spacing: -0.01em; }
.labels span { color: var(--muted); }

/* MARK: Sections */

.section { max-width: 1240px; margin: 0 auto; padding: clamp(80px, 11vw, 150px) var(--gutter); }
.section + .section { border-top: 1px solid var(--line); }
.section-title { font-size: clamp(40px, 5vw, 72px); }
.section-lede { margin-top: 18px; max-width: 560px; color: var(--muted); font-size: clamp(17px, 1.4vw, 21px); }

.steps { list-style: none; margin: 56px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.steps li { position: relative; background: var(--card); border-radius: var(--radius); padding: 32px 28px 36px; }
.step-art { display: block; width: 100%; height: 120px; margin: 0 0 28px; fill: none; stroke: var(--ink); stroke-width: 1.5;
  stroke-linecap: round; stroke-linejoin: round; }
.step-art .fill { fill: var(--ink); stroke: none; }
.step-art .glow { fill: var(--glow); stroke: none; }
.step-art .ring { stroke: var(--glow); stroke-width: 2; }
.step-art .r2 { opacity: 0.55; }
.step-n {
  position: absolute; top: 22px; left: 22px; display: inline-grid; place-items: center; width: 34px; height: 34px;
  border-radius: 50%; border: 1px solid var(--line); font-size: 14px; font-weight: 500; color: var(--muted);
}
.steps h3 { margin-top: 0; font-size: 26px; }
.steps p { margin-top: 12px; color: var(--muted); }

.split { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.card-image { margin: 0; border-radius: var(--radius); overflow: hidden; background: #cacac9; }
.card-image img { width: 100%; height: auto; }
.split-copy h2 { font-size: clamp(36px, 4vw, 60px); }
.split-copy p { margin-top: 18px; color: var(--muted); font-size: clamp(17px, 1.3vw, 20px); max-width: 460px; }

.timeline { list-style: none; margin: 56px 0 0; padding: 0; max-width: 640px; }
.timeline li {
  position: relative; display: flex; justify-content: space-between; gap: 24px;
  padding: 18px 0 18px 36px; border-bottom: 1px solid var(--line);
}
.timeline li::before {
  content: ""; position: absolute; left: 4px; top: 50%; translate: 0 -50%;
  width: 12px; height: 12px; border-radius: 50%; border: 1.5px solid rgba(18, 18, 18, 0.35);
}
.timeline li.done::before { background: var(--ink); border-color: var(--ink); }
.timeline li.now::before { background: var(--bg); border: 3px solid var(--ink); box-shadow: 0 0 0 6px rgba(18, 18, 18, 0.08); }
.timeline b { font-weight: 500; }
.timeline span { color: var(--muted); text-align: right; }
.timeline li:not(.done):not(.now) b { color: var(--muted); font-weight: 400; }
.build-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: start; margin-top: 56px; }
.build-grid .timeline { margin-top: 0; }
.next-card { background: var(--card); border-radius: var(--radius); padding: 36px 34px 34px; }
.next-card .eyebrow { margin: 0 0 14px !important; }
.next-title { font-size: clamp(26px, 2.4vw, 34px); font-weight: 500; letter-spacing: -0.03em; line-height: 1.08; }
.next-card p:not(.eyebrow):not(.next-title) { margin-top: 14px; color: var(--muted); }
.next-link { display: inline-block; margin-top: 26px; font-weight: 500; text-underline-offset: 4px; }
.next-link:hover { text-decoration-thickness: 2px; }
.follow { margin-top: 36px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px 20px; }
.follow a { color: var(--ink); text-underline-offset: 3px; }

.waitlist-card { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(24px, 4vw, 64px); }
.waitlist-art {
  width: 100%; height: auto; aspect-ratio: 1;
  /* the leaves fade out towards the edges, so the picture has no frame */
  -webkit-mask-image: linear-gradient(to right, transparent, #000 16%, #000 84%, transparent),
                      linear-gradient(to bottom, transparent, #000 14%, #000 86%, transparent);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(to right, transparent, #000 16%, #000 84%, transparent),
              linear-gradient(to bottom, transparent, #000 14%, #000 86%, transparent);
  mask-composite: intersect;
}
.waitlist h2 { font-size: clamp(40px, 4.6vw, 72px); }
.goal { max-width: 460px; margin: 32px 0 0; }
.goal-bar { height: 6px; border-radius: 6px; background: rgba(18, 18, 18, 0.1); overflow: hidden; }
.goal-bar span { display: block; height: 100%; width: 0; background: var(--ink); border-radius: inherit; transition: width 1s ease; }
.goal-text { margin-top: 10px; font-size: 14px; color: var(--muted); }
.goal.empty .goal-bar { display: none; }
.signup { max-width: 520px; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 10px; }
.signup input {
  flex: 1 1 240px; height: 48px; padding: 0 20px;
  border: 1px solid var(--line); border-radius: 999px; background: var(--card);
  font: inherit; font-size: 16px; color: var(--ink);
}
.signup input::placeholder { color: #9d9a94; }
.fineprint { flex-basis: 100%; margin-top: 8px; font-size: 13px; color: var(--muted); }
.signup-done { flex-basis: 100%; font-weight: 500; }
.trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }   /* a field only bots fill in */

.specs-grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 96px); margin-top: 56px; align-items: start; }
.dims { margin: 8px 0 0; position: sticky; top: calc(var(--nav) + 40px); }
.dims svg { width: 100%; height: auto; overflow: visible; }
.dims .part { fill: var(--card); stroke: var(--ink); stroke-width: 1.2; }
.dims .seam { stroke: var(--ink); stroke-width: 0.8; opacity: 0.5; }
.dims .glow { fill: #e4a25a; }
.dims .dim { stroke: var(--muted); stroke-width: 1; fill: none; }
.dims text { font-size: 12px; fill: var(--muted); text-anchor: middle; }
.dims text.v { text-anchor: start; }
.specs { margin: 0; display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--line); }
.specs div { display: grid; grid-template-columns: 140px 1fr; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.specs dt { color: var(--muted); }
.specs dd { margin: 0; font-variant-numeric: tabular-nums; }

.faq-grid { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.faq-head { position: sticky; top: calc(var(--nav) + 40px); }
.faq-head a { color: var(--ink); text-underline-offset: 3px; }
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 22px 40px 22px 0; position: relative;
  font-size: 19px; font-weight: 500; letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 6px; top: 50%; width: 12px; height: 12px; translate: 0 -50%;
  background: linear-gradient(var(--ink), var(--ink)) center / 12px 1.5px no-repeat,
              linear-gradient(var(--ink), var(--ink)) center / 1.5px 12px no-repeat;
  transition: transform 0.25s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 40px 24px 0; color: var(--muted); max-width: 680px; }

.footer {
  max-width: 1240px; margin: 0 auto; padding: 56px var(--gutter) 64px;
  border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; align-items: center; gap: 16px 32px;
  color: var(--muted); font-size: 14px;
}
.wordmark-footer { font-size: 26px; color: var(--ink); }
.footer nav { margin-left: auto; display: flex; gap: 22px; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--ink); }

/* MARK: Smaller screens: the clip sits higher, the text goes underneath it */

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav .button-small { margin-left: auto; }
  .stage { --frame: min(150vw, 74svh); }
  .scene-inside .stage { --frame: min(125vw, 80svh); }
  .poster { top: 46%; }
  .scene-inside .poster { top: 52%; }
  .beat-hero { top: calc(var(--nav) + 3svh); left: var(--gutter); right: var(--gutter); translate: none; }
  .beat-hero-foot, .beat-left, .beat-right {
    left: var(--gutter); right: var(--gutter); top: auto; bottom: calc(46px + env(safe-area-inset-bottom));
    translate: none; max-width: none; text-align: left;
  }
  .beat-top { top: calc(var(--nav) + 2svh); bottom: auto; text-align: center; }
  .beat-hero-foot { text-align: center; width: auto; max-width: none; }
  .beat h1 { font-size: clamp(38px, 10vw, 56px); }
  .beat h2 { font-size: clamp(28px, 8vw, 40px); }
  .beat p { margin-top: 10px; font-size: 16px; }
  .beat .button { margin-top: 18px; }
  .labels li { max-width: 120px; font-size: 12px; }
  .labels b { font-size: 13px; }
  .labels span { display: none; }
  .split, .build-grid, .waitlist-card, .specs-grid, .faq-grid { grid-template-columns: 1fr; }
  .faq-head { position: static; }
  .dims { position: static; max-width: 420px; }
  .waitlist-art { max-width: 420px; margin: 0 auto; }
  .steps { grid-template-columns: 1fr; gap: 12px; }
  .steps li { display: grid; grid-template-columns: 92px 1fr; column-gap: 16px; align-items: center; padding: 22px 20px; }
  .step-art { grid-row: 1 / 3; height: 80px; margin: 0; }
  .step-n { display: none; }
  .steps h3 { font-size: 21px; align-self: end; }
  .steps p { margin-top: 6px; font-size: 15px; align-self: start; }
  .specs { grid-template-columns: 1fr; }
  .specs div { grid-template-columns: 110px 1fr; }
  .footer nav { margin-left: 0; }
}

/* MARK: Reduced motion: no pinning, no frames; the text stands still under one picture */

.static-inside { display: none; }
.static .scene-inside .poster { display: none; }
.static .scene { height: auto; }
.static .stage {
  position: relative; height: auto; overflow: visible; padding: calc(var(--nav) + 40px) var(--gutter) 40px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
}
.static .poster, .static .static-inside { display: block; position: relative; left: auto; top: auto; transform: none; width: min(560px, 100%); height: auto; }
.static .frames, .static .leaders, .static .prototype-tag { display: none; }
.static .beat { position: relative; inset: auto; translate: none; transform: none; opacity: 1; max-width: 640px; margin: 48px auto 0; text-align: center; }
.static .beat-hero { order: -2; margin-top: 0; }
.static .poster { order: -1; margin-top: 24px; }
.static .beat-top { order: 9; left: auto; top: auto; max-width: 640px; }
.static .static-inside { order: 10; margin-top: 24px; }
.static .labels { order: 11; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px 32px; max-width: 900px; text-align: left; }
.static .labels li { position: static; opacity: 1; width: auto; text-align: left !important; }

/* MARK: Legal pages */

.legal-page { max-width: 760px; }
.legal-page h1 { font-size: clamp(40px, 5vw, 64px); margin-top: 28px; }
.legal-page h2 { font-size: 22px; letter-spacing: -0.01em; margin-top: 44px; }
.legal-page p { margin-top: 12px; color: #3c3a36; }
.legal-page .legal-note { color: var(--muted); }
.legal-back { color: var(--muted); text-decoration: none; font-size: 14px; }