/* Snapkin landing page (site/ -> https://snapkin.tools). Static, no JavaScript,
   no build step: the files ship as written.
   Tokens mirror src/theme.css (A14 glass palette, S2 live blue). Brand rules:
   docs/brand/README.md — ivory = tap, blue = measured, red = wrong. */

@font-face {
  font-family: "Space Grotesk";
  src: url("fonts/space-grotesk-600-latin.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --ground: #0e0f11;
  --surface: #1b1c1f;
  --card: #151618;
  --ivory: #f2f2f0;
  --ivory-pressed: #d9dadb;
  --text-2: #a9abaf;
  --text-3: #8c8f94;
  --blue: #38abdf;
  --blue-fill: #0696d7;
  --blue-wash: #0a324d;
  --blue-ink: #cdeaf7;
  --red: #f0605a;
  --stroke: rgba(242, 242, 240, 0.09);
  --stroke-2: rgba(242, 242, 240, 0.16);
  --field: rgba(242, 242, 240, 0.06);
  --display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --ui: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --page-x: 24px;
  --col: 1200px;
  --radius: 28px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.24), 0 8px 24px -8px rgba(0, 0, 0, 0.45);
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

* { 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(--ground);
  color: var(--ivory);
  font: 17px/1.55 var(--ui);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

img, svg, video { display: block; max-width: 100%; }
a { color: var(--blue); text-underline-offset: 3px; }
a:hover { color: var(--blue-ink); }
:focus-visible { outline: 2px solid var(--ivory); outline-offset: 3px; border-radius: 6px; }

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

.skip {
  position: absolute; left: 16px; top: -100px; z-index: 10;
  padding: 10px 16px; border-radius: 999px; background: var(--ivory); color: var(--ground);
  font-weight: 600; text-decoration: none;
}
.skip:focus { top: 16px; }

.wrap { width: 100%; max-width: calc(var(--col) + 2 * var(--page-x)); margin-inline: auto; padding-inline: var(--page-x); }

/* ---- type ---- */

h1, h2 { font-family: var(--display); font-weight: 600; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(52px, 7.4vw, 104px); line-height: 0.96; letter-spacing: -0.035em; }
h2 { font-size: clamp(36px, 4.6vw, 60px); line-height: 1.02; letter-spacing: -0.03em; }
h3 { margin: 0; font-size: 19px; line-height: 1.3; font-weight: 600; }
p { margin: 0; }
.lede { font-size: clamp(18px, 1.6vw, 21px); line-height: 1.5; color: var(--text-2); max-width: 36em; text-wrap: pretty; }
.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.02em; color: var(--blue);
}
.fine { font-size: 14px; line-height: 1.5; color: var(--text-2); }
code, .mono { font-family: var(--mono); font-size: 0.92em; }

/* ---- buttons ---- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 52px; padding: 0 26px; border-radius: 999px; border: 0;
  font: 600 17px/1 var(--ui); text-decoration: none; cursor: pointer;
  transition: transform 320ms var(--ease), background-color 160ms var(--ease);
  touch-action: manipulation;
}
.btn:active { transform: scale(0.97); transition-duration: 80ms; }
.btn-primary { background: var(--ivory); color: var(--ground); box-shadow: 0 1px 2px rgba(0,0,0,.3), 0 6px 16px -4px rgba(0,0,0,.5); }
.btn-primary:hover { background: #ffffff; color: var(--ground); }
.btn-primary:active { background: var(--ivory-pressed); }
.btn-secondary { background: rgba(28, 29, 32, 0.55); color: var(--ivory); box-shadow: inset 0 0 0 1px var(--stroke-2); }
.btn-secondary:hover { background: #26272b; color: var(--ivory); }
.btn-sm { min-height: 40px; padding: 0 18px; font-size: 15px; }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn[disabled], .btn[aria-disabled="true"] { background: var(--field); color: var(--text-2); box-shadow: none; cursor: not-allowed; transform: none; }
@media (prefers-reduced-motion: reduce) { .btn, .btn:active { transition: none; transform: none; } }

/* ---- nav ---- */

.nav { position: sticky; top: 0; z-index: 5; background: rgba(14, 15, 17, 0.72); -webkit-backdrop-filter: blur(20px) saturate(1.2); backdrop-filter: blur(20px) saturate(1.2); box-shadow: 0 1px 0 var(--stroke); }
.nav .wrap { display: flex; align-items: center; gap: 32px; min-height: 68px; }
.brand { display: inline-flex; flex: none; }
.brand img { height: 26px; width: auto; }
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-links a { color: var(--text-2); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav-links a:hover { color: var(--ivory); }
@media (prefers-reduced-transparency: reduce) { .nav { background: var(--ground); -webkit-backdrop-filter: none; backdrop-filter: none; } }

/* ---- sections ---- */

section { padding-block: clamp(64px, 8vw, 104px); scroll-margin-top: 68px; }
.section-head { display: flex; flex-direction: column; gap: 20px; max-width: 760px; margin-bottom: clamp(32px, 4vw, 56px); }
.card { background: var(--card); border-radius: var(--radius); box-shadow: inset 0 0 0 1px var(--stroke); }

/* ---- hero ---- */

.hero { padding-block: clamp(40px, 6vw, 88px) clamp(40px, 5vw, 72px); }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1fr) 560px; gap: 48px; align-items: center; }
.hero-copy { display: flex; flex-direction: column; gap: 28px; }
.hero-copy .lede { max-width: 30em; }
.pill-tag {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px 8px 12px; border-radius: 999px; background: var(--blue-wash);
  color: var(--blue-ink); font-size: 14px; font-weight: 600; box-shadow: inset 0 0 0 1px rgba(6, 150, 215, 0.45);
}
.pill-tag::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-art { position: relative; width: 560px; height: 700px; }
.hero-art .napkin { position: absolute; left: -64px; top: 196px; width: 400px; transform: rotate(-7deg); filter: drop-shadow(0 24px 40px rgba(0, 0, 0, 0.55)); }
.hero-art .phone { position: absolute; right: 0; top: 0; --s: 0.8; }

/* ---- the phone: an iPhone-sized frame around a static mock of the Annotate screen ---- */

.phone { width: calc(414px * var(--s)); height: calc(868px * var(--s)); flex: none; }
.phone-frame {
  width: 414px; height: 868px; padding: 12px; border-radius: 68px; transform: scale(var(--s)); transform-origin: 0 0;
  background: #1c1d20;
  box-shadow: inset 0 0 0 1.5px #3b3d42, inset 0 0 0 7px #0b0c0d, 0 50px 90px -30px rgba(0, 0, 0, 0.85), 0 0 0 1px rgba(255, 255, 255, 0.05);
}
.phone-screen { position: relative; width: 390px; height: 844px; border-radius: 56px; overflow: hidden; background: var(--ground); }
.phone-screen video { width: 390px; height: 844px; object-fit: cover; }
.island { position: absolute; z-index: 2; top: 11px; left: 133px; width: 124px; height: 36px; border-radius: 20px; background: #000; }

.pm {
  height: 100%; display: flex; flex-direction: column; padding-top: 54px;
  font-family: var(--ui); color: var(--ivory);
  background:
    radial-gradient(110% 55% at 100% 0%, rgba(56, 171, 223, 0.07), transparent 60%),
    radial-gradient(90% 50% at 0% 0%, rgba(242, 242, 240, 0.05), transparent 60%),
    var(--ground);
}
.pm svg { stroke: currentColor; fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.pm-bar { display: grid; grid-template-columns: 44px minmax(0, 1fr) 44px; align-items: center; height: 44px; padding: 0 8px; }
.pm-bar svg { width: 24px; height: 24px; margin-left: 10px; }
.pm-title { text-align: center; font-size: 17px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pm-stage { position: relative; margin: 16px 16px 0; height: 268.5px; border-radius: 24px; overflow: hidden; box-shadow: var(--shadow); background: #1e1f22; }
.pm-stage img { width: 100%; height: 100%; object-fit: cover; }
.pm-hint { position: absolute; top: 12px; left: 12px; height: 28px; padding: 0 12px; display: flex; align-items: center; border-radius: 14px; background: rgba(14, 15, 17, 0.8); font-size: 13px; font-weight: 600; }
.pm-panel {
  flex: 1; margin-top: 12px; padding: 4px 16px 0; border-radius: 30px 30px 0 0;
  background: rgba(28, 29, 32, 0.55); box-shadow: inset 0 1px 0 rgba(242, 242, 240, 0.16), inset 0 0 0 1px var(--stroke);
}
.pm-tools { display: flex; align-items: center; justify-content: space-between; height: 44px; }
.pm-snap { display: inline-flex; align-items: center; gap: 4px; height: 32px; padding: 0 10px; border-radius: 999px; background: var(--blue-fill); color: var(--ground); font-size: 13px; font-weight: 600; }
.pm-snap svg { width: 16px; height: 16px; stroke-width: 2; }
.pm-zoom { display: flex; align-items: center; gap: 4px; color: var(--ivory); }
.pm-zoom svg { width: 22px; height: 22px; margin: 0 8px; }
.pm-zoom span { font: 500 13px/1 var(--mono); color: var(--text-2); }
.pm-label { margin: 16px 0 8px; font-size: 12px; line-height: 16px; color: var(--text-2); }
.pm-reading { display: flex; align-items: center; gap: 12px; }
.pm-reading-field {
  flex: 1; display: flex; align-items: center; height: 60px; padding: 0 14px; border-radius: 14px;
  background: var(--field); box-shadow: inset 0 0 0 1px var(--ivory), 0 0 0 4px rgba(242, 242, 240, 0.14);
  font: 500 38px/1 var(--mono); letter-spacing: -0.01em;
}
.pm-caret { width: 2px; height: 34px; margin-left: 3px; background: var(--ivory); border-radius: 1px; }
.pm-unit { font-size: 15px; color: var(--text-2); }
.pm-input { display: flex; align-items: center; height: 44px; padding: 0 14px; border-radius: 14px; background: var(--field); box-shadow: inset 0 0 0 1px var(--stroke); font: 17px/1 var(--mono); }
.pm-chips { display: flex; gap: 8px; margin-top: 12px; overflow: hidden; }
.pm-chips span { flex: none; display: inline-flex; align-items: center; height: 40px; padding: 0 14px; border-radius: 999px; background: rgba(28, 29, 32, 0.55); box-shadow: inset 0 0 0 1px var(--stroke), inset 0 1px 0 var(--stroke-2); font: 13px/1 var(--mono); }
.pm-kind { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; }
.pm-seg { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); height: 44px; padding: 3px; border-radius: 999px; background: var(--field); }
.pm-seg span { display: flex; align-items: center; justify-content: center; border-radius: 999px; font-size: 14px; color: var(--text-2); white-space: nowrap; }
.pm-seg .on { background: var(--blue-fill); color: var(--ground); font-weight: 600; }
.pm-tol { display: flex; align-items: center; gap: 6px; height: 44px; color: var(--text-2); font-size: 15px; }
.pm-tol b { width: 58px; display: flex; align-items: center; height: 44px; padding: 0 10px; border-radius: 14px; background: var(--field); box-shadow: inset 0 0 0 1px var(--stroke); font: 400 17px/1 var(--mono); color: var(--ivory); }
.pm-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 24px; }
.pm-actions span { display: flex; align-items: center; justify-content: center; height: 50px; border-radius: 999px; font-size: 17px; font-weight: 600; }
.pm-actions .save { background: var(--ivory); color: var(--ground); box-shadow: 0 1px 2px rgba(0,0,0,.3), 0 6px 16px -4px rgba(0,0,0,.5); }
.pm-actions .clear { background: rgba(28, 29, 32, 0.55); box-shadow: inset 0 0 0 1px var(--stroke-2); }

/* ---- how it works ---- */

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; counter-reset: step; }
.step { padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.step-art { height: 140px; border-radius: 18px; background: var(--ground); box-shadow: inset 0 0 0 1px var(--stroke); display: flex; align-items: center; justify-content: center; overflow: hidden; margin-bottom: 6px; }
.step-num { font-family: var(--mono); font-size: 13px; color: var(--blue); }
.step p { color: var(--text-2); font-size: 16px; line-height: 1.5; }

.art-faces { display: grid; grid-template-columns: repeat(2, 64px); gap: 8px; }
.art-faces span { height: 50px; border-radius: 12px; background: rgba(28, 29, 32, 0.9); box-shadow: inset 0 0 0 1px var(--stroke); display: flex; align-items: center; justify-content: center; font-size: 12px; color: var(--text-2); }
.art-faces .on { background: var(--blue-wash); color: var(--blue-ink); box-shadow: inset 0 0 0 1.5px var(--blue-fill); }
.art-read { display: flex; align-items: baseline; gap: 8px; font: 500 44px/1 var(--mono); }
.art-read small { font: 15px/1 var(--ui); color: var(--text-2); }
.art-name { display: flex; flex-direction: column; gap: 10px; width: 180px; }
.art-name b { display: flex; align-items: center; height: 40px; padding: 0 12px; border-radius: 12px; background: var(--field); box-shadow: inset 0 0 0 1px var(--stroke); font: 400 15px/1 var(--mono); }
.art-name span { display: flex; gap: 6px; }
.art-name i { font-style: normal; padding: 6px 10px; border-radius: 999px; box-shadow: inset 0 0 0 1px var(--stroke-2); font: 12px/1 var(--mono); color: var(--text-2); }

/* ---- principle ---- */

.principle { background: #111214; box-shadow: 0 -1px 0 var(--stroke), 0 1px 0 var(--stroke); }
.principle .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: center; }
.principle .section-head { margin-bottom: 0; }
.says { display: grid; gap: 16px; }
.says-photo { width: 100%; height: auto; border-radius: 22px; box-shadow: var(--shadow); }
.says-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.says-row .card { padding: 22px 24px; display: flex; flex-direction: column; gap: 6px; border-radius: 22px; }
.says-row h3 { font-size: 17px; }
.says-row p { font-size: 15px; line-height: 1.5; color: var(--text-2); }
.says-row .who { font-family: var(--mono); font-size: 12px; color: var(--blue); }

/* ---- fusion ---- */

.fusion .wrap { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 64px; align-items: start; }
.fusion .section-head { margin-bottom: 32px; }
.routes { display: flex; flex-direction: column; gap: 16px; }
.route { padding: 22px 24px; display: flex; flex-direction: column; gap: 6px; border-radius: 22px; }
.route p { color: var(--text-2); font-size: 16px; }
.files { display: flex; flex-direction: column; gap: 16px; }
.files .card { padding: 24px 26px; }
.files h3 { font: 500 13px/1 var(--mono); color: var(--text-2); margin-bottom: 16px; }
.tree { margin: 0; padding: 0; list-style: none; font: 15px/1.9 var(--mono); }
.tree li { display: flex; gap: 10px; }
.tree .dim { color: var(--text-3); }
.tree .hl { color: var(--blue); }
.csv { width: 100%; border-collapse: collapse; font: 14px/1.4 var(--mono); }
.csv th { text-align: left; font-weight: 500; color: var(--text-3); padding: 0 12px 10px 0; border-bottom: 1px solid var(--stroke); }
.csv td { padding: 11px 12px 11px 0; border-bottom: 1px solid var(--stroke); white-space: nowrap; }
.csv tr:last-child td { border-bottom: 0; }
.csv td:nth-child(2) { color: var(--blue); }
.csv td:last-child { color: var(--text-2); }

/* ---- features ---- */

.features-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.feature { padding: 26px; display: flex; flex-direction: column; gap: 10px; border-radius: 24px; }
.feature div { display: flex; flex-direction: column; gap: 6px; }
.feature svg { flex: none; width: 26px; height: 26px; stroke: var(--ivory); fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 8px; }
.feature p { color: var(--text-2); font-size: 15px; line-height: 1.5; }
.feature.accent svg { stroke: var(--blue); }

/* ---- demo ---- */

.demo .wrap { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 64px; align-items: center; }
.demo .phone { --s: 0.74; }
.demo ol { margin: 8px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; counter-reset: d; }
.demo li { display: flex; gap: 14px; align-items: baseline; color: var(--text-2); }
.demo li::before { counter-increment: d; content: "0" counter(d); font: 13px/1 var(--mono); color: var(--blue); flex: none; width: 22px; }

/* ---- join ---- */

.join .card { padding: clamp(28px, 5vw, 64px); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); border-radius: 36px; }
.join-copy { display: flex; flex-direction: column; gap: 22px; }
.checks { margin: 8px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; color: var(--text-2); }
.checks svg { flex: none; width: 20px; height: 20px; margin-top: 3px; stroke: var(--blue); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.form { display: flex; flex-direction: column; gap: 22px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field > span, .form legend { font-size: 14px; font-weight: 500; color: var(--text-2); }
.field .opt { color: var(--text-3); font-weight: 400; }
.form input[type="email"], .form input[type="text"] {
  width: 100%; height: 52px; padding: 0 16px; border-radius: 14px; border: 0;
  background: var(--field); box-shadow: inset 0 0 0 1px var(--stroke-2);
  color: var(--ivory); font: 17px/1 var(--ui);
  transition: box-shadow 160ms var(--ease);
}
.form input::placeholder { color: var(--text-3); }
.form input[type="email"]:focus, .form input[type="text"]:focus { outline: none; box-shadow: inset 0 0 0 1px var(--ivory), 0 0 0 4px rgba(242, 242, 240, 0.14); }
.form fieldset { margin: 0; padding: 0; border: 0; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.form legend { padding: 0; margin-bottom: 10px; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices label { position: relative; }
.choices input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.choices span {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border-radius: 999px;
  background: rgba(28, 29, 32, 0.55); box-shadow: inset 0 0 0 1px var(--stroke-2);
  font-size: 15px; color: var(--ivory); cursor: pointer; user-select: none;
  transition: background-color 160ms var(--ease), color 160ms var(--ease);
}
.choices input:checked + span { background: var(--blue-fill); color: var(--ground); font-weight: 600; box-shadow: none; }
.choices input:focus-visible + span { outline: 2px solid var(--ivory); outline-offset: 2px; }
.form .btn { align-self: stretch; }
.form-note { display: flex; gap: 10px; padding: 14px 16px; border-radius: 16px; background: var(--blue-wash); box-shadow: inset 0 0 0 1px rgba(6, 150, 215, 0.45); color: var(--blue-ink); font-size: 15px; line-height: 1.45; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* ---- faq ---- */

.faq .wrap { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: 64px; align-items: start; }
.faq-list { display: flex; flex-direction: column; }
.faq details { box-shadow: 0 1px 0 var(--stroke); }
.faq details:first-child { box-shadow: 0 -1px 0 var(--stroke), 0 1px 0 var(--stroke); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 24px; min-height: 64px; padding: 16px 0; font-size: 19px; font-weight: 600; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: 50%; box-shadow: inset 0 0 0 1px var(--stroke-2); font: 400 20px/1 var(--ui); color: var(--text-2); }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 48px 24px 0; color: var(--text-2); }

/* ---- footer ---- */

.foot { padding-block: 56px 72px; box-shadow: 0 -1px 0 var(--stroke); }
.foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px 48px; align-items: flex-start; }
.foot img { height: 22px; width: auto; }
.foot p { max-width: 44em; font-size: 14px; color: var(--text-3); }

/* ---- medium: tablets, small laptops ---- */

@media (max-width: 1180px) {
  .hero .wrap { grid-template-columns: minmax(0, 1fr) 440px; }
  .hero-art { width: 440px; height: 560px; }
  .hero-art .napkin { width: 320px; top: 130px; }
  .hero-art .phone { --s: 0.64; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .features-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---- compact: phones ---- */

@media (max-width: 860px) {
  :root { --page-x: 16px; }
  body { font-size: 17px; }
  .nav .wrap { min-height: 60px; gap: 16px; }
  .nav-links { display: none; }
  .nav .btn-sm { margin-left: auto; }
  .brand img { height: 24px; }
  section { scroll-margin-top: 60px; }
  .hero .wrap, .principle .wrap, .fusion .wrap, .demo .wrap, .faq .wrap, .join .card { grid-template-columns: minmax(0, 1fr); }
  .hero-copy { gap: 24px; }
  .hero-art { width: 100%; max-width: 380px; height: 470px; margin: 8px auto 0; }
  .hero-art .napkin { width: 250px; left: -6px; top: 118px; }
  .hero-art .phone { --s: 0.53; right: 0; }
  .cta-row .btn { flex: 1 1 auto; }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .step { padding: 22px; }
  .step-art { height: 120px; }
  .principle .wrap, .fusion .wrap, .demo .wrap, .faq .wrap { gap: 40px; }
  .says-row { grid-template-columns: minmax(0, 1fr); }
  .features-grid { grid-template-columns: minmax(0, 1fr); gap: 0; border-radius: 24px; background: var(--card); box-shadow: inset 0 0 0 1px var(--stroke); }
  .feature.card { padding: 18px 20px; flex-direction: row; align-items: flex-start; gap: 16px; border-radius: 0; background: none; box-shadow: none; }
  .feature + .feature { box-shadow: 0 -1px 0 var(--stroke); }
  .feature svg { width: 24px; height: 24px; margin: 1px 0 0; }
  .feature div { gap: 4px; }
  .section-head { margin-bottom: 28px; }
  .demo .phone { --s: 0.72; margin-inline: auto; }
  .csv { font-size: 13px; }
  .csv td:last-child { white-space: normal; }
  .faq summary { font-size: 17px; }
  .faq details p { padding-right: 0; }
  .join .card { border-radius: 28px; }
}