@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@500;600;700&display=swap");

:root {
  --paper: #f4f1e9;
  --paper-deep: #e9e4d8;
  --ink: #171713;
  --muted: #6b685f;
  --line: rgba(23, 23, 19, .15);
  --cyan: #00cfe8;
  --amber: #ffc21c;
  --orange: #ff6b1a;
  --shell: 1180px;
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "DM Sans", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
.shell { width: min(calc(100% - 40px), var(--shell)); margin-inline: auto; }
.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--ink);
  color: white;
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(23, 23, 19, .08);
  background: rgba(244, 241, 233, .9);
  backdrop-filter: blur(16px);
}
.nav-wrap, .footer-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "Manrope", sans-serif;
  font-weight: 700;
  letter-spacing: -.03em;
  text-decoration: none;
}
.brand img { object-fit: contain; }
nav { display: flex; align-items: center; gap: 28px; }
nav a, .footer-links a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}
nav a:hover, .footer-links a:hover { color: var(--ink); }
.nav-cta {
  padding: 10px 17px;
  border-radius: 999px;
  background: var(--ink);
  color: white;
}
.nav-cta:hover { color: white; transform: translateY(-1px); }

.hero { overflow: hidden; padding: 64px 0 72px; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(420px, .96fr);
  align-items: center;
  gap: clamp(36px, 5vw, 64px);
}
.eyebrow, .section-label {
  margin: 0 0 20px;
  color: #35342f;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
h1, h2, h3 {
  margin: 0;
  font-family: "Manrope", sans-serif;
  letter-spacing: -.055em;
}
h1 {
  max-width: 720px;
  font-size: clamp(50px, 6vw, 76px);
  font-weight: 600;
  line-height: .98;
}
h2 {
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 600;
  line-height: 1.05;
}
.hero-text {
  max-width: 620px;
  margin: 30px 0 0;
  color: #4f4c44;
  font-size: clamp(18px, 2vw, 21px);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  margin-top: 34px;
}
.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary {
  background: var(--ink);
  box-shadow: 0 10px 28px rgba(23, 23, 19, .16);
  color: white;
}
.button-primary:hover { box-shadow: 0 14px 34px rgba(23, 23, 19, .22); }
.text-link { font-weight: 700; text-decoration: none; }
.demo-link-arrow { display: inline-block; vertical-align: -.15em; }
.microcopy, .source-note { margin: 17px 0 0; color: var(--muted); font-size: 12px; }

.hero-detail {
  max-width: 570px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 17px;
}
#product-demo, #how, #faq { scroll-margin-top: 100px; }
[hidden] { display: none !important; }
.product-demo { min-width: 0; margin: 0; }
.demo-heading { margin-bottom: 20px; }
.demo-heading h2 { font-size: 24px; letter-spacing: -.035em; line-height: 1.25; }
.demo-heading > span { display: block; margin-top: 6px; color: var(--muted); font-size: 13px; }
.demo-switcher {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.demo-switcher button {
  flex: 1;
  min-height: 44px;
  padding: 8px 10px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #4f4c44;
  font: 600 14px/1.4 "DM Sans", sans-serif;
  cursor: pointer;
}
.demo-switcher button[aria-pressed="true"] { background: var(--ink); color: white; }
.demo-switcher button:hover { box-shadow: inset 0 0 0 1px var(--muted); }
.editor-demo {
  overflow: hidden;
  border: 1px solid #393a35;
  border-radius: 18px;
  background: #1e1e1e;
  box-shadow: 0 24px 54px rgba(37, 34, 25, .17);
  color: #ddd;
  font-family: "Segoe UI", sans-serif;
}
.editor-title {
  display: flex;
  min-height: 44px;
  align-items: center;
  gap: 18px;
  padding: 10px 18px;
  border-bottom: 1px solid #3c3c3c;
  background: #252526;
  font-size: 12px;
}
.editor-dots { display: flex; gap: 5px; }
.editor-dots i { width: 7px; height: 7px; border-radius: 50%; background: #62635d; }
.demo-scene { display: flex; min-height: 366px; flex-direction: column; justify-content: space-between; gap: 24px; padding: 22px; }
#demo-prediction { justify-content: flex-start; }
#demo-prediction .demo-notification { margin-block: auto; width: 100%; align-self: center; }
.demo-calibration-note { text-align: center; }
.demo-command { margin: 0; padding: 10px 12px; border: 1px solid #555; border-radius: 5px; color: #c8c8c8; font-size: 14px; }
.demo-notification { display: flex; gap: 12px; padding: 18px; border: 1px solid #454545; border-radius: 5px; background: #252526; box-shadow: 0 5px 18px #0004; }
.notification-icon { display: inline-flex; flex: 0 0 18px; height: 18px; align-items: center; justify-content: center; margin-top: 4px; border: 1px solid #75beff; border-radius: 50%; color: #75beff; font-size: 12px; }
.demo-notification p { margin: 0; font-size: 15px; line-height: 1.55; }
.demo-notification .notification-recommendation { margin-bottom: 14px; }
.notification-recommendation strong { color: var(--amber); }
.demo-notification .notification-calibration { margin-top: 14px; color: #b0b0b0; font-size: 13px; }
.quick-pick { overflow: hidden; border: 1px solid #454545; border-radius: 5px; background: #252526; box-shadow: 0 5px 18px #0004; }
.quick-pick-title { margin: 0; padding: 9px 12px; text-align: center; font-size: 13px; }
.quick-pick-question { margin: 0 6px; padding: 7px 9px; border: 1px solid #007fd4; border-radius: 3px; font-size: 14px; }
.quick-pick ul { margin: 6px 0; padding: 0; list-style: none; }
.quick-pick li { display: flex; justify-content: space-between; padding: 3px 16px; font-size: 14px; }
.quick-pick .example-answer { background: #04395e; color: white; }
.demo-scene-note { margin: 0; color: #b0b0b0; font-size: 13px; }
.editor-status { display: flex; justify-content: space-between; gap: 12px; padding: 5px 14px; background: #2b2b28; color: #c6c6be; font-size: 12px; }
.product-demo figcaption { margin-top: 16px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.benefits .step-number { margin-bottom: 28px; }
.benefits-install { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; margin-top: 28px; }
.benefits-install p { margin: 0; color: var(--muted); font-size: 14px; }

.statement, .how, .contrast, .faq, .final-cta {
  padding: 92px 0;
  border-top: 1px solid var(--line);
}
.statement {
  border-top: 0;
  background: var(--ink);
  color: white;
}
.statement-grid, .contrast-grid, .faq-grid {
  display: grid;
  grid-template-columns: minmax(180px, .34fr) minmax(0, .66fr);
  gap: clamp(40px, 7vw, 110px);
}
.statement .section-label { color: #9d9c94; }
.statement .statement-grid {
  grid-template-columns: minmax(0, 1fr) minmax(360px, .76fr);
  align-items: center;
  gap: clamp(56px, 8vw, 128px);
}
.statement-heading {
  position: relative;
  padding-right: clamp(30px, 4vw, 64px);
}
.statement-heading::after {
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, .24) 18%, rgba(255, 255, 255, .24) 82%, transparent);
  content: "";
}
.statement h2 {
  max-width: 620px;
  font-size: clamp(42px, 5.2vw, 68px);
  line-height: .98;
}
.statement h2 span {
  display: block;
  margin-top: .22em;
  color: var(--cyan);
}
.statement-summary {
  max-width: 760px;
  margin: 0;
  color: #b8b7af;
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.5;
}
.statement-summary strong { color: white; font-weight: 600; }
.section-heading { max-width: 760px; }
.section-heading-compact + .steps { margin-top: 28px; }
.section-heading > p:last-child {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 18px;
}
.steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 54px;
}
.steps article {
  min-height: 250px;
  padding: 27px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, .48);
}
.step-number {
  display: inline-grid;
  width: 38px;
  height: 38px;
  margin-bottom: 54px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}
.steps h3 { font-size: 22px; letter-spacing: -.035em; }
.steps p { margin: 12px 0 0; color: var(--muted); }
.contrast { background: var(--paper-deep); }
.privacy-line {
  display: flex;
  gap: 14px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, .14);
}
.privacy-line > span { padding-top: 4px; color: var(--cyan); font-size: 12px; }
.privacy-line p { margin: 0; color: #9d9c94; }
.privacy-line strong { color: white; }

.faq-intro { position: sticky; top: 112px; align-self: start; }
.faq-intro > p:last-child { max-width: 300px; color: var(--muted); }
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  cursor: pointer;
  font-family: "Manrope", sans-serif;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -.025em;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span {
  display: grid;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  font-family: "DM Sans", sans-serif;
  font-weight: 400;
  transition: transform 180ms ease;
}
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p {
  max-width: 670px;
  margin: -4px 54px 26px 0;
  color: var(--muted);
  font-size: 17px;
}

.final-cta { background: linear-gradient(112deg, var(--cyan), #70decb 48%, var(--amber)); }
.final-cta-inner { text-align: center; }
.final-cta img {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  object-fit: contain;
}
.final-cta h2 { font-size: clamp(44px, 6vw, 72px); }
.final-cta p { margin: 18px 0 28px; font-size: 18px; }
.button-dark { background: var(--ink); color: white; }
footer { background: var(--ink); color: white; }
.footer-inner { min-height: 108px; }
.footer-brand { min-width: 190px; }
.footer-inner > p { margin: 0; color: #9d9c94; font-size: 13px; }
.footer-links {
  display: flex;
  min-width: 190px;
  justify-content: flex-end;
  gap: 18px;
  color: #9d9c94;
  font-size: 13px;
}
.footer-links a { color: #c3c2bb; font-size: 13px; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 4px; }

@media (max-width: 900px) {
  .hero { padding-top: 70px; }
  .hero-grid { grid-template-columns: 1fr; }
  .demo-link-arrow { transform: rotate(90deg); }
  .statement-grid, .contrast-grid, .faq-grid { grid-template-columns: 1fr; gap: 36px; }
  .statement .statement-grid { grid-template-columns: 1fr; gap: 42px; }
  .statement-heading { padding-right: 0; padding-bottom: 42px; }
  .statement-heading::after { top: auto; bottom: 0; width: 100%; height: 1px; }
  .faq-intro { position: static; }
  .steps { grid-template-columns: 1fr; }
  .steps article { min-height: 0; }
  .step-number { margin-bottom: 38px; }
}

@media (max-width: 640px) {
  .shell { width: min(calc(100% - 28px), var(--shell)); }
  .nav-wrap { min-height: 66px; }
  nav > a:not(.nav-cta) { display: none; }
  .brand img { width: 36px; height: 36px; }
  .nav-cta { padding: 8px 14px; font-size: 13px; }
  .hero { padding: 52px 0 66px; }
  h1 { font-size: clamp(48px, 15vw, 68px); }
  .hero-text { margin-top: 24px; font-size: 18px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .statement, .how, .contrast, .faq, .final-cta { padding: 76px 0; }
  .faq-list summary { min-height: 76px; font-size: 17px; }
  .faq-list details p { margin-right: 14px; font-size: 16px; }
  .footer-inner { align-items: flex-start; flex-direction: column; padding: 32px 0; }
  .footer-links { min-width: 0; justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

@media (max-width: 900px) {
  .product-demo { width: min(100%, 600px); }
}
@media (max-width: 640px) {
  .hero-grid { gap: 40px; }
  .demo-scene { min-height: 366px; padding: 14px; }
  .demo-notification { padding: 14px; gap: 10px; }
  .demo-heading h2 { font-size: 23px; }
  .benefits-install { align-items: flex-start; flex-direction: column; gap: 14px; }
}