:root {
  color-scheme: dark;
  --canvas: #0a0f1c;
  --sunken: #0e1525;
  --surface: #161e30;
  --raised: #1f2840;
  --chip: #29334d;
  --ink: #f1f5f9;
  --ink-2: #cbd5e1;
  --ink-3: #94a3b8;
  --accent: #4ade80;
  --action: #15803d;
  --action-hover: #166534;
  --accent-wash: rgba(34, 197, 94, .12);
  --accent-line: rgba(74, 222, 128, .42);
  --border: rgba(255, 255, 255, .08);
  --border-strong: rgba(255, 255, 255, .14);
  --scrim: rgba(0, 0, 0, .78);
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, .62);
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  --text-11: .6875rem;
  --text-12: .75rem;
  --text-13: .8125rem;
  --text-14: .875rem;
  --text-16: 1rem;
  --text-18: 1.125rem;
  --radius-sm: .375rem;
  --radius-md: .625rem;
  --radius-lg: .875rem;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --z-sticky: 20;
  --z-modal: 40;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--canvas);
}

body {
  margin: 0;
  min-width: 20rem;
  overflow-x: hidden;
  background: var(--canvas);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: var(--text-16);
  line-height: 1.65;
  letter-spacing: .008em;
  font-kerning: normal;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
button { font: inherit; }
img { display: block; max-width: 100%; }
svg { fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }

::selection { background: rgba(74, 222, 128, .28); color: var(--ink); }

.skip-link {
  position: fixed;
  top: var(--space-3);
  left: var(--space-3);
  z-index: calc(var(--z-modal) + 1);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--ink);
  color: var(--canvas);
  font-weight: 700;
  transform: translateY(-180%);
  transition: transform 180ms var(--ease);
}

.skip-link:focus { transform: none; }

a:focus-visible, button:focus-visible {
  outline: .125rem solid var(--accent);
  outline-offset: .1875rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  border-bottom: .0625rem solid var(--border);
  background: rgba(10, 15, 28, .97);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 2rem, 90rem);
  min-height: 4.25rem;
  margin-inline: auto;
  gap: var(--space-4);
}

.brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-2);
  color: var(--ink);
  text-decoration: none;
}

.brand img { flex: 0 0 auto; }
.brand-name { font-size: var(--text-18); font-weight: 700; letter-spacing: -.02em; white-space: nowrap; }
.brand-name span { color: var(--accent); }
.brand-divider { width: .0625rem; height: 1.25rem; margin-inline: var(--space-2); background: var(--border-strong); }
.brand-section { overflow: hidden; color: var(--ink-3); font-size: var(--text-14); font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }

.button {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: .6875rem 1rem;
  border: 0;
  border-radius: var(--radius-md);
  font-size: var(--text-14);
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 180ms var(--ease), transform 140ms var(--ease);
}

.button svg { width: 1rem; height: 1rem; }
.button-primary { background: var(--action); color: var(--ink); }
.button-primary:hover { background: var(--action-hover); }
.button:active { transform: scale(.98); }

.text-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: var(--space-2);
  color: var(--ink-2);
  font-size: var(--text-14);
  font-weight: 650;
  text-decoration-color: var(--border-strong);
  text-underline-offset: .25rem;
  transition: color 180ms var(--ease), text-decoration-color 180ms var(--ease);
}

.text-link:hover { color: var(--accent); text-decoration-color: var(--accent); }

main { width: min(100% - 2rem, 90rem); margin-inline: auto; }

.hero {
  display: grid;
  grid-template-columns: minmax(17rem, .72fr) minmax(30rem, 1.55fr);
  align-items: center;
  gap: clamp(2.5rem, 5vw, 6rem);
  min-height: calc(100svh - 4.25rem);
  padding-block: clamp(4rem, 8vw, 7rem);
}

.hero-copy { max-width: 34rem; }

.demo-disclosure {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-8);
  color: var(--accent);
  font-size: var(--text-12);
  font-weight: 650;
  letter-spacing: .03em;
}

.demo-disclosure span { width: .4375rem; height: .4375rem; border-radius: 50%; background: var(--accent); }

h1, h2, h3, p { text-wrap: pretty; }
h1, h2, h3 { text-wrap: balance; }

h1 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(2.5rem, 4.7vw, 4rem);
  font-weight: 700;
  letter-spacing: -.038em;
  line-height: 1.04;
}

.hero-lead {
  max-width: 37rem;
  margin: var(--space-8) 0 0;
  color: var(--ink-2);
  font-size: var(--text-18);
  line-height: 1.75;
}

.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4); margin-top: var(--space-8); }
.time-note { display: flex; align-items: center; gap: var(--space-2); margin: var(--space-6) 0 0; color: var(--ink-3); font-size: var(--text-13); font-weight: 500; }
.time-note svg { width: 1.125rem; height: 1.125rem; }

.hero-visual { min-width: 0; }

.browser-shot, .product-shot {
  position: relative;
  display: block;
  overflow: hidden;
  width: 100%;
  margin: 0;
  padding: 0;
  border: .0625rem solid var(--border-strong);
  border-radius: var(--radius-lg);
  background: var(--sunken);
  color: var(--ink);
  cursor: zoom-in;
  text-align: left;
}

.browser-shot { animation: visual-in 620ms var(--ease) both; }

@keyframes visual-in {
  from { opacity: .01; transform: translateY(1rem); clip-path: inset(0 0 12% 0); }
  to { opacity: 1; transform: none; clip-path: inset(0); }
}

.browser-bar {
  display: flex;
  height: 2.25rem;
  align-items: center;
  gap: .4375rem;
  padding-inline: var(--space-3);
  border-bottom: .0625rem solid var(--border);
  background: var(--surface);
}

.browser-bar i { width: .5625rem; height: .5625rem; border-radius: 50%; background: var(--ink-3); opacity: .55; }
.browser-bar b { margin-inline: auto; color: var(--ink-3); font-size: var(--text-11); font-weight: 550; letter-spacing: .02em; }
.browser-shot > img { width: 100%; height: auto; object-fit: cover; }

.expand-hint, .expand-icon {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(10, 15, 28, .84);
  color: var(--ink-2);
}

.expand-hint { right: var(--space-3); bottom: var(--space-3); gap: var(--space-2); min-height: 2.25rem; padding-inline: var(--space-3); font-size: var(--text-12); font-weight: 650; }
.expand-hint svg, .expand-icon svg { width: 1rem; height: 1rem; }

.locator {
  position: absolute;
  pointer-events: none;
}

.locator i {
  display: block;
  width: 2.25rem;
  height: 2.25rem;
  border: .125rem solid var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 .3125rem rgba(74, 222, 128, .2);
}

.locator i::after {
  position: absolute;
  top: 1.0625rem;
  left: 2.25rem;
  width: 2.25rem;
  height: .0625rem;
  background: var(--accent);
  content: '';
}

.locator b {
  position: absolute;
  top: -.125rem;
  left: 4.5rem;
  width: max-content;
  max-width: 12rem;
  padding: .4375rem .625rem;
  border: .0625rem solid var(--accent-line);
  border-radius: var(--radius-sm);
  background: rgba(10, 15, 28, .94);
  color: var(--ink);
  font-size: var(--text-11);
  font-weight: 650;
  line-height: 1.35;
}

.locator-accept { top: 35%; left: 25.25%; }

.tour-shell {
  display: grid;
  grid-template-columns: minmax(12rem, 16rem) minmax(0, 1fr);
  gap: clamp(2.5rem, 5vw, 6rem);
  align-items: start;
  padding-block: var(--space-24);
  border-top: .0625rem solid var(--border);
}

.tour-nav {
  position: sticky;
  top: 6.25rem;
  max-height: calc(100svh - 7.5rem);
}

.tour-nav-heading { display: flex; justify-content: space-between; gap: var(--space-2); color: var(--ink-3); font-size: var(--text-12); font-weight: 650; }
.progress-track { overflow: hidden; height: .1875rem; margin-block: var(--space-3) var(--space-6); border-radius: 1rem; background: var(--chip); }
.progress-track span { display: block; width: 100%; height: 100%; background: var(--accent); transform: scaleX(.16666); transform-origin: left; transition: transform 260ms var(--ease); }
.tour-nav ol { display: grid; gap: var(--space-1); margin: 0; padding: 0; list-style: none; }

.tour-nav a {
  display: grid;
  grid-template-columns: 2rem 1fr;
  min-height: 3rem;
  align-items: center;
  gap: var(--space-3);
  padding: .375rem .5rem;
  border-radius: var(--radius-md);
  color: var(--ink-3);
  text-decoration: none;
  transition: background-color 180ms var(--ease), color 180ms var(--ease);
}

.tour-nav a:hover { background: var(--surface); color: var(--ink-2); }
.tour-nav a span { display: grid; width: 1.75rem; height: 1.75rem; place-items: center; border: .0625rem solid var(--border-strong); border-radius: 50%; font-size: var(--text-12); font-variant-numeric: tabular-nums; }
.tour-nav a b { font-size: var(--text-13); font-weight: 600; }
.tour-nav a[aria-current="step"] { background: var(--accent-wash); color: var(--ink); }
.tour-nav a[aria-current="step"] span { border-color: var(--accent); background: var(--accent); color: var(--canvas); font-weight: 800; }
.reset-note { margin: var(--space-6) .5rem 0; padding-top: var(--space-6); border-top: .0625rem solid var(--border); color: var(--ink-3); font-size: var(--text-12); line-height: 1.55; }
.reset-note b { display: block; margin-bottom: var(--space-1); color: var(--ink-2); }

.steps { min-width: 0; }
.guide-step { scroll-margin-top: 6rem; padding-block: var(--space-24); border-bottom: .0625rem solid var(--border); }
.guide-step:first-child { padding-top: 0; }

.step-heading { display: flex; align-items: flex-start; gap: var(--space-4); margin-bottom: var(--space-8); }
.step-number { display: grid; flex: 0 0 auto; width: 2.5rem; height: 2.5rem; place-items: center; border-radius: 50%; background: var(--accent); color: var(--canvas); font-size: var(--text-14); font-weight: 800; font-variant-numeric: tabular-nums; }
.step-heading p { margin: 0 0 var(--space-1); color: var(--accent); font-size: var(--text-12); font-weight: 650; letter-spacing: .025em; }
.step-heading h2 { max-width: 22ch; margin: 0; font-size: clamp(1.75rem, 3vw, 2.75rem); font-weight: 700; letter-spacing: -.03em; line-height: 1.12; }

.step-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(15rem, .78fr); gap: clamp(1.5rem, 3vw, 3rem); align-items: start; }
.product-shot > img { width: 100%; height: auto; object-fit: cover; }
.product-shot:hover { border-color: var(--accent-line); }
.expand-icon { right: var(--space-3); bottom: var(--space-3); width: 2.25rem; height: 2.25rem; }

.step-pin i { width: 1.875rem; height: 1.875rem; }
.step-pin i::after { top: .875rem; left: 1.875rem; width: 1.5rem; }
.step-pin b { left: 3.5rem; max-width: 10rem; }
.pin-check-in { top: 3.2%; left: 79.6%; }
.pin-ticket { top: 29.5%; left: 10.5%; }
.pin-reply { top: 64%; left: 78%; }
.pin-context { top: 55%; left: 34%; }
.pin-video { top: 17%; left: 88.5%; }
.pin-monitor { top: 16%; left: 47%; }
.pin-video i::after, .pin-reply i::after { right: 1.875rem; left: auto; }
.pin-video b, .pin-reply b { right: 3.5rem; left: auto; }

.instructions { min-width: 0; }
.instructions section { display: grid; grid-template-columns: 1.75rem 1fr; gap: var(--space-3); padding-block: var(--space-5, 1.25rem); border-bottom: .0625rem solid var(--border); }
.instructions section:first-child { padding-top: 0; }
.instructions section > svg { width: 1.5rem; height: 1.5rem; margin-top: .125rem; color: var(--accent); }
.instructions h3 { margin: 0 0 var(--space-2); color: var(--accent); font-size: var(--text-13); font-weight: 700; letter-spacing: .01em; }
.instructions p { margin: 0; color: var(--ink-2); font-size: var(--text-16); line-height: 1.7; }
.instructions strong { color: var(--ink); font-weight: 650; }
.step-action { display: inline-flex; min-height: 2.75rem; align-items: center; margin-top: var(--space-4); color: var(--accent); font-size: var(--text-14); font-weight: 700; text-underline-offset: .25rem; }
.step-action:hover { color: var(--ink); }
.demo-note { margin-top: var(--space-4); padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); background: var(--raised); color: var(--ink-3); font-size: var(--text-13); line-height: 1.6; }
.demo-note strong { color: var(--ink-2); }

.explore {
  display: grid;
  grid-template-columns: minmax(16rem, .75fr) minmax(0, 1.25fr);
  gap: clamp(2rem, 6vw, 7rem);
  padding-block: var(--space-24);
  border-bottom: .0625rem solid var(--border);
}

.explore-heading p { margin: 0 0 var(--space-3); color: var(--accent); font-size: var(--text-13); font-weight: 650; }
.explore-heading h2, .finish h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 700; letter-spacing: -.035em; line-height: 1.08; }
.explore dl { margin: 0; }
.explore dl div { display: grid; grid-template-columns: minmax(7rem, .35fr) 1fr; gap: var(--space-6); padding-block: var(--space-6); border-top: .0625rem solid var(--border); }
.explore dt { color: var(--ink); font-size: var(--text-16); font-weight: 700; }
.explore dd { max-width: 48rem; margin: 0; color: var(--ink-2); font-size: var(--text-16); }

.finish { max-width: 58rem; padding-block: clamp(6rem, 12vw, 10rem); }
.finish > div:first-child { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-6); color: var(--accent); font-size: var(--text-13); font-weight: 700; }
.finish > div:first-child svg { width: 1.75rem; height: 1.75rem; padding: .25rem; border: .0625rem solid var(--accent-line); border-radius: 50%; }
.finish > div:first-child p { margin: 0; }
.finish > p { max-width: 67ch; margin: var(--space-6) 0 0; color: var(--ink-2); font-size: var(--text-18); }
.finish-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4); margin-top: var(--space-8); }

footer {
  display: flex;
  width: min(100% - 2rem, 90rem);
  min-height: 7rem;
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  border-top: .0625rem solid var(--border);
  color: var(--ink-3);
  font-size: var(--text-12);
}

.footer-brand .brand-name { font-size: var(--text-16); }

.shot-dialog {
  width: min(92vw, 90rem);
  max-width: none;
  height: min(90vh, 58rem);
  max-height: none;
  margin: auto;
  padding: 0;
  border: 0;
  border-radius: var(--radius-lg);
  background: var(--sunken);
  color: var(--ink);
  box-shadow: var(--shadow-lg);
}

.shot-dialog::backdrop { background: var(--scrim); }
.shot-dialog[open] { animation: dialog-in 200ms var(--ease); }

@keyframes dialog-in {
  from { opacity: .01; transform: translateY(.75rem) scale(.985); }
  to { opacity: 1; transform: none; }
}

.dialog-bar { display: flex; min-height: 3.25rem; align-items: center; justify-content: space-between; gap: var(--space-4); padding-inline: var(--space-4); border-bottom: .0625rem solid var(--border); background: var(--surface); }
.dialog-bar p { overflow: hidden; margin: 0; color: var(--ink-2); font-size: var(--text-13); font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.dialog-bar button { display: grid; width: 2.75rem; height: 2.75rem; padding: 0; place-items: center; border: 0; border-radius: var(--radius-md); background: transparent; color: var(--ink-2); cursor: pointer; }
.dialog-bar button:hover { background: var(--raised); color: var(--ink); }
.dialog-bar svg { width: 1.25rem; height: 1.25rem; }
.dialog-canvas { display: grid; height: calc(100% - 3.25rem); overflow: auto; place-items: center; padding: var(--space-4); }
.dialog-canvas img { width: min(100%, 80rem); height: auto; border-radius: var(--radius-md); }

@media (max-width: 68rem) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-copy { max-width: 46rem; }
  h1 { max-width: 14ch; }
  .tour-shell { grid-template-columns: minmax(0, 1fr); gap: var(--space-8); min-width: 0; }
  .tour-nav { top: 4.25rem; z-index: calc(var(--z-sticky) - 1); width: auto; min-width: 0; max-height: none; overflow: hidden; margin-inline: -1rem; padding: var(--space-3) 1rem; border-bottom: .0625rem solid var(--border); background: rgba(10, 15, 28, .97); }
  .tour-nav-heading, .progress-track, .reset-note { display: none; }
  .tour-nav ol { display: flex; width: 100%; max-width: 100%; overflow-x: auto; gap: var(--space-2); padding-bottom: .125rem; scrollbar-width: none; }
  .tour-nav ol::-webkit-scrollbar { display: none; }
  .tour-nav li { flex: 0 0 auto; }
  .tour-nav a { grid-template-columns: 1.75rem auto; min-height: 2.75rem; padding-inline: .5rem .75rem; }
  .guide-step { scroll-margin-top: 9rem; }
  .step-layout { grid-template-columns: minmax(0, 1.35fr) minmax(15rem, .8fr); }
}

@media (max-width: 48rem) {
  .header-inner, main, footer { width: min(100% - 1.5rem, 90rem); }
  .tour-nav { margin-inline: -.75rem; padding-inline: .75rem; }
  .header-cta { padding-inline: .75rem; }
  .brand-divider, .brand-section { display: none; }
  .hero { gap: var(--space-12); padding-block: var(--space-16); }
  .demo-disclosure { align-items: flex-start; margin-bottom: var(--space-6); line-height: 1.45; }
  h1 { font-size: clamp(2.35rem, 11vw, 4rem); }
  .hero-lead { margin-top: var(--space-6); font-size: var(--text-16); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .browser-shot .locator b, .product-shot .locator b { display: none; }
  .browser-shot .locator i::after, .product-shot .locator i::after { display: none; }
  .browser-shot > img, .product-shot > img { object-position: left center; }
  .locator-accept { left: 32%; }
  .tour-shell { padding-block: var(--space-16); }
  .guide-step { padding-block: var(--space-16); }
  .step-layout { grid-template-columns: 1fr; }
  .step-heading { margin-bottom: var(--space-6); }
  .step-heading h2 { font-size: clamp(1.875rem, 8vw, 2rem); }
  .instructions section { grid-template-columns: 1.5rem 1fr; }
  .explore { grid-template-columns: 1fr; padding-block: var(--space-16); }
  .explore dl div { grid-template-columns: 1fr; gap: var(--space-2); }
  .finish { padding-block: var(--space-24); }
  footer { min-height: 8rem; align-items: flex-start; flex-direction: column; justify-content: center; }
  .shot-dialog { width: 100vw; height: 100dvh; border-radius: 0; }
  .dialog-canvas { display: block; padding: var(--space-3); }
  .dialog-canvas img { width: 80rem; max-width: none; }
}

@media (pointer: coarse) {
  .button, .text-link, .step-action { min-height: 3rem; }
  .tour-nav a { min-height: 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .browser-shot, .shot-dialog[open] { animation: none; }
  *, *::before, *::after { transition-duration: .001ms; }
}