:root {
  color-scheme: light dark;
  --primary: #087a37;
  --on-primary: #ffffff;
  --primary-container: #a5f5b9;
  --on-primary-container: #00210b;
  --secondary: #4f6354;
  --secondary-container: #d2e8d5;
  --tertiary: #3b6472;
  --tertiary-container: #c0e9fb;
  --background: #f7fbf7;
  --on-background: #181d19;
  --surface: #f7fbf7;
  --surface-container: #eef3ee;
  --surface-variant: #e5ebe5;
  --on-surface-variant: #414942;
  --outline: #717971;
  --outline-variant: #c1c9c1;
  --error: #ba1a1a;
  --shadow: rgba(20, 28, 22, 0.12);
  --content: 1180px;
  --page-pad: clamp(18px, 4vw, 48px);
  --small: 12px;
  --medium: 20px;
  --large: 28px;
  font-family: Roboto, Arial, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #54d67a;
    --on-primary: #08210f;
    --primary-container: #153d23;
    --on-primary-container: #9af5b3;
    --secondary: #b6ccbd;
    --secondary-container: #293a2f;
    --tertiary: #9fcbdd;
    --tertiary-container: #1d4e5d;
    --background: #0a0f0c;
    --on-background: #e3e9e4;
    --surface: #101713;
    --surface-container: #151d18;
    --surface-variant: #1a231e;
    --on-surface-variant: #b9c3bb;
    --outline: #829087;
    --outline-variant: #3c4941;
    --error: #ffb4ab;
    --shadow: rgba(0, 0, 0, 0.32);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--on-background);
  background: var(--background);
  font-size: 16px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open { overflow: hidden; }

a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
img { display: block; max-width: 100%; }
svg { width: 1.25em; height: 1.25em; fill: currentColor; }

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  padding: 10px 16px;
  transform: translateY(-160%);
  border-radius: var(--small);
  background: var(--on-background);
  color: var(--background);
  font-weight: 700;
}

.skip-link:focus { transform: translateY(0); }

.shell {
  width: min(100%, calc(var(--content) + var(--page-pad) * 2));
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  min-height: 72px;
  border-bottom: 1px solid transparent;
  background: color-mix(in srgb, var(--background) 92%, transparent);
  backdrop-filter: blur(18px);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.site-header.scrolled {
  border-color: var(--outline-variant);
  box-shadow: 0 2px 12px color-mix(in srgb, var(--shadow) 55%, transparent);
}

.nav-shell {
  width: min(100%, calc(var(--content) + var(--page-pad) * 2));
  min-height: 72px;
  margin-inline: auto;
  padding: 10px var(--page-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
}

.nav-links a {
  min-height: 44px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--small);
  color: var(--on-surface-variant);
  transition: background-color 140ms ease, color 140ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: var(--surface-variant);
  color: var(--on-background);
}

.nav-links .nav-download {
  min-height: 44px;
  margin-left: 6px;
  padding-inline: 18px;
  border-radius: var(--medium);
  background: var(--primary);
  color: var(--on-primary);
}

.nav-links .nav-download:hover { background: color-mix(in srgb, var(--primary) 88%, var(--on-background)); }

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 12px;
  border: 0;
  border-radius: var(--medium);
  background: var(--surface-variant);
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  margin: 4px auto;
  display: block;
  border-radius: 2px;
  background: currentColor;
  transition: transform 160ms ease, opacity 160ms ease;
}

body.menu-open .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.menu-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.menu-open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.app-hero { padding-top: clamp(28px, 5vw, 64px); }

.hero-card {
  min-height: 650px;
  padding: clamp(28px, 6vw, 72px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 410px);
  align-items: center;
  gap: clamp(36px, 8vw, 104px);
  overflow: hidden;
  border-radius: var(--large);
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.hero-copy { position: relative; z-index: 2; }

.assist-chip,
.filter-chip {
  width: fit-content;
  min-height: 36px;
  padding: 6px 13px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--outline);
  border-radius: var(--small);
  font-size: 14px;
  font-weight: 600;
}

.assist-chip svg { width: 18px; height: 18px; }

.hero-card h1 {
  max-width: 720px;
  margin: 26px 0 0;
  font-size: clamp(48px, 7.2vw, 82px);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.hero-card p {
  max-width: 640px;
  margin: 24px 0 0;
  color: color-mix(in srgb, var(--on-primary-container) 78%, transparent);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.4;
}

.hero-actions,
.guide-actions,
.card-actions,
.chip-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.hero-actions { margin-top: 32px; }

.button {
  width: fit-content;
  min-height: 52px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 0;
  border-radius: var(--medium);
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 700;
  transition: background-color 140ms ease, transform 140ms ease;
}

.button:hover { transform: translateY(-1px); background: color-mix(in srgb, var(--primary) 88%, var(--on-background)); }
.button.tonal,
.guide-button-muted { background: var(--secondary-container); color: var(--on-background); }

.hero-preview {
  height: 590px;
  align-self: end;
  display: grid;
  place-items: start center;
  overflow: hidden;
}

.phone-frame {
  position: relative;
  width: min(100%, 350px);
  aspect-ratio: 9 / 20;
  padding: 7px;
  overflow: hidden;
  border: 1px solid var(--outline-variant);
  border-radius: 30px;
  background: #111512;
  box-shadow: 0 12px 32px var(--shadow);
}

.phone-frame::before {
  content: "";
  position: absolute;
  z-index: 2;
  top: 10px;
  left: 50%;
  width: 25%;
  height: 18px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: #101512;
}

.phone-frame img {
  width: 100%;
  height: 100%;
  border-radius: 24px;
  object-fit: cover;
  object-position: top center;
  background: #f7fbf7;
}

.hero-phone { width: 330px; transform: translateY(34px); }

.feature-list {
  margin-top: 20px;
  padding: 10px 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.feature-row {
  min-height: 112px;
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-radius: var(--medium);
  background: var(--surface-variant);
}

.feature-row > div { min-width: 0; flex: 1; }
.feature-row h2 { margin: 0; font-size: 18px; line-height: 1.2; }
.feature-row p { margin: 4px 0 0; color: var(--on-surface-variant); font-size: 14px; }
.feature-row .arrow { font-size: 23px; color: var(--on-surface-variant); }

.material-icon {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--secondary-container);
  color: var(--primary);
}

.material-icon.tertiary { background: var(--tertiary-container); color: var(--tertiary); }
.material-icon.large { width: 52px; height: 52px; }

.status-dot {
  width: 12px;
  height: 12px;
  flex: 0 0 12px;
  display: inline-block;
  border-radius: 50%;
  background: var(--primary);
}

.content-section { padding-top: clamp(84px, 11vw, 144px); padding-bottom: clamp(84px, 11vw, 144px); }
.surface-section { background: var(--surface-container); }

.section-heading { max-width: 790px; }
.section-label {
  display: block;
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.section-heading h2,
.external-copy h2,
.final-card h2,
.guide-section-title,
.guide-cta h2 {
  margin: 12px 0 0;
  font-size: clamp(36px, 5.2vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.section-heading p,
.external-copy > p,
.final-card p,
.guide-lead,
.guide-cta p {
  max-width: 700px;
  margin: 18px 0 0;
  color: var(--on-surface-variant);
  font-size: clamp(17px, 1.7vw, 21px);
}

.app-layout {
  margin-top: 54px;
  display: grid;
  grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
  align-items: center;
  gap: clamp(36px, 8vw, 112px);
}

.dashboard-stack { display: grid; gap: 16px; }

.status-card,
.app-card,
.external-card,
.final-card,
.process-list article,
.guide-card,
.guide-list-card,
.comparison-table,
.callout,
.legal-card {
  border-radius: var(--large);
  background: var(--surface-variant);
}

.status-card,
.app-card { padding: clamp(22px, 4vw, 34px); }
.running-card { background: var(--primary-container); color: var(--on-primary-container); }
.status-title { display: flex; align-items: center; gap: 12px; font-size: 21px; }
.status-title strong:last-child { margin-left: auto; }
.status-card p { margin: 22px 0 0; font-size: 19px; }
.card-title { display: flex; align-items: center; gap: 12px; font-size: 19px; }
.app-card code { margin-top: 22px; display: block; color: var(--on-background); font-family: inherit; font-size: clamp(26px, 4vw, 44px); }
.app-card p { margin: 8px 0 0; color: var(--on-surface-variant); }
.card-actions { margin-top: 24px; }
.card-actions span { min-height: 44px; padding: 0 18px; display: inline-flex; align-items: center; border-radius: var(--medium); background: var(--secondary-container); font-weight: 700; }
.compact-card { display: flex; align-items: center; justify-content: space-between; }

.switch {
  width: 54px;
  height: 32px;
  padding: 4px;
  display: block;
  border: 2px solid var(--outline);
  border-radius: 999px;
}

.switch span { width: 20px; height: 20px; display: block; border-radius: 50%; background: var(--outline); }

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  align-items: center;
  gap: clamp(48px, 9vw, 124px);
}

.chip-row { margin-top: 28px; }
.filter-chip { border-color: var(--outline); }
.filter-chip.selected { border-color: transparent; background: var(--primary-container); color: var(--on-primary-container); }
.text-link { margin-top: 28px; display: inline-flex; gap: 8px; color: var(--primary); font-weight: 700; }
.content-preview { position: relative; min-height: 660px; display: grid; place-items: center; }
.content-preview .phone-frame { width: 350px; }
.package-card {
  position: absolute;
  right: -22px;
  bottom: 40px;
  width: 190px;
  padding: 14px;
  display: grid;
  gap: 8px;
  border: 1px solid var(--outline-variant);
  border-radius: var(--medium);
  background: var(--surface);
  box-shadow: 0 10px 30px var(--shadow);
}
.package-image { height: 82px; border-radius: var(--small); background: linear-gradient(135deg, #82b1ff, #54735d); }
.package-card span { width: fit-content; padding: 4px 9px; border-radius: var(--small); background: var(--primary-container); color: var(--on-primary-container); font-size: 12px; font-weight: 700; }

.external-card {
  padding: clamp(28px, 6vw, 68px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.75fr);
  align-items: center;
  gap: clamp(40px, 8vw, 104px);
  background: var(--tertiary-container);
}
.external-copy .material-icon { margin-bottom: 28px; }
.external-copy .button { margin-top: 28px; }
.address-panel {
  padding: 28px;
  overflow: hidden;
  border-radius: var(--large);
  background: var(--surface);
  box-shadow: 0 10px 30px var(--shadow);
}
.address-panel > span { color: var(--on-surface-variant); font-size: 14px; }
.address-panel strong { margin-top: 14px; display: block; overflow-wrap: anywhere; font-size: clamp(20px, 2.6vw, 30px); }
.address-panel code { display: block; color: var(--primary); font-family: inherit; font-size: 30px; }
.connection-state { margin-top: 24px; padding-top: 18px; display: flex; align-items: center; gap: 9px; border-top: 1px solid var(--outline-variant); font-weight: 600; }

.screens-section { padding-block: clamp(84px, 11vw, 144px); background: var(--surface-container); }
.screen-rail {
  margin-top: 46px;
  padding: 4px 4px 22px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(250px, 310px);
  gap: 22px;
  overflow-x: auto;
  scroll-snap-type: inline mandatory;
  overscroll-behavior-inline: contain;
  scrollbar-color: var(--outline) transparent;
}
.screen-slide { scroll-snap-align: start; }
.screen-slide .phone-frame { width: 100%; }
.screen-slide h3 { margin: 18px 4px 0; font-size: 20px; }
.screen-slide p { margin: 3px 4px 0; color: var(--on-surface-variant); }

.final-section { padding-block: clamp(72px, 9vw, 120px); }
.final-card { padding: clamp(28px, 5vw, 52px); display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 24px; background: var(--primary-container); color: var(--on-primary-container); }
.final-card img { width: 68px; height: 68px; }
.final-card h2 { font-size: clamp(30px, 4vw, 48px); }
.final-card p { color: color-mix(in srgb, var(--on-primary-container) 72%, transparent); }

.site-footer { padding: 54px 0; border-top: 1px solid var(--outline-variant); background: var(--surface-variant); }
.footer-grid { display: grid; grid-template-columns: minmax(220px, 1fr) repeat(3, minmax(150px, 0.32fr)); gap: 36px; }
.footer-brand p { color: var(--on-surface-variant); }
.footer-col { display: grid; align-content: start; gap: 9px; }
.footer-col h3 { margin: 0 0 8px; font-size: 14px; }
.footer-col a { color: var(--on-surface-variant); font-size: 14px; }
.footer-col a:hover { color: var(--primary); }

/* Guide pages */
.guide-page,
.legal-page { background: var(--background); }
.guide-main { overflow: hidden; }
.guide-hero {
  min-height: 650px;
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(64px, 9vw, 112px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  align-items: center;
  gap: clamp(40px, 8vw, 104px);
}
.guide-hero h1 { margin: 12px 0 0; max-width: 760px; font-size: clamp(44px, 6.2vw, 76px); line-height: 1; letter-spacing: -0.04em; }
.guide-actions { margin-top: 30px; }
.guide-visual { display: grid; place-items: center; }
.guide-visual .phone,
.guide-visual .phone-frame { width: min(330px, 78vw); }
.phone { position: relative; width: min(100%, 350px); aspect-ratio: 9 / 20; padding: 7px; overflow: hidden; border: 1px solid var(--outline-variant); border-radius: 30px; background: #111512; box-shadow: 0 12px 32px var(--shadow); }
.phone img { width: 100%; height: 100%; border-radius: 24px; object-fit: cover; object-position: top center; }
.section-kicker { margin: 0; color: var(--primary); font-size: 14px; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; }
.guide-section { padding-top: clamp(72px, 9vw, 112px); padding-bottom: clamp(72px, 9vw, 112px); }
.process-list { margin-top: 40px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.process-list article,
.guide-card { min-height: 230px; padding: 26px; }
.process-list span { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: var(--primary-container); color: var(--on-primary-container); font-weight: 700; }
.process-list h3,
.guide-card h2,
.guide-list-card h3,
.callout h2 { margin: 30px 0 10px; font-size: 24px; line-height: 1.15; }
.process-list p,
.guide-card p,
.guide-list-card li,
.callout p { margin: 0; color: var(--on-surface-variant); }
.process-list code { padding: 2px 6px; border-radius: 6px; background: var(--surface-container); }
.guide-grid-section { background: var(--surface-container); }
.guide-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.guide-card h2 { margin-top: 0; }
.guide-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 430px); align-items: center; gap: clamp(36px, 7vw, 88px); }
.guide-list-card,
.callout { padding: clamp(24px, 4vw, 38px); }
.guide-list-card h3,
.callout h2 { margin-top: 0; }
.guide-list-card ul { margin: 16px 0 0; padding-left: 1.25em; }
.guide-inline-link { margin-top: 24px; display: inline-flex; color: var(--primary); font-weight: 700; }
.comparison-table { margin-top: 36px; overflow: hidden; }
.comparison-row { padding: 20px 24px; display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(130px, 0.7fr) minmax(150px, 0.85fr); gap: 16px; border-top: 1px solid var(--outline-variant); }
.comparison-row:first-child { border-top: 0; }
.comparison-head { background: var(--primary-container); color: var(--on-primary-container); font-weight: 700; }
.comparison-row span:first-child { font-weight: 700; }
.comparison-row span:not(:first-child) { color: var(--on-surface-variant); }
.guide-cta { padding-block: clamp(76px, 10vw, 124px); background: var(--primary-container); color: var(--on-primary-container); }
.guide-cta p { color: color-mix(in srgb, var(--on-primary-container) 72%, transparent); }

/* Legal pages */
.legal-main { padding: clamp(36px, 6vw, 72px) var(--page-pad) clamp(72px, 9vw, 112px); }
.legal-card { width: min(100%, 900px); margin: 0 auto; padding: clamp(26px, 5vw, 52px); background: var(--surface-variant); }
.legal-card h1 { margin: 12px 0 0; font-size: clamp(38px, 5vw, 60px); line-height: 1.05; letter-spacing: -0.035em; }
.legal-card h2 { margin: 38px 0 10px; font-size: clamp(22px, 2.5vw, 28px); }
.legal-card p,
.legal-card li { color: var(--on-surface-variant); }
.legal-card a { color: var(--primary); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.legal-card .button { color: var(--on-primary); text-decoration: none; }
.legal-card ul,
.legal-card ol { padding-left: 1.35em; }
.legal-updated { margin: 14px 0 30px; font-size: 14px; font-weight: 600; }
.legal-footer { border-top: 1px solid var(--outline-variant); }

.reveal { opacity: 1; transform: none; }

@media (max-width: 1120px) {
  .brand,
  .nav-toggle {
    position: relative;
    z-index: 120;
  }
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed;
    z-index: 110;
    inset: 0;
    min-height: 100dvh;
    padding: 96px var(--page-pad) 28px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    overflow-y: auto;
    overscroll-behavior: contain;
    border: 0;
    border-radius: 0;
    background: var(--surface);
    box-shadow: -14px 0 36px var(--shadow);
    transform: translateX(100%);
    pointer-events: none;
    visibility: hidden;
    will-change: transform;
    transition: transform 260ms cubic-bezier(.2, 0, 0, 1), visibility 0s linear 260ms;
  }
  .nav-links.open {
    transform: translateX(0);
    pointer-events: auto;
    visibility: visible;
    transition-delay: 0s;
  }
  .nav-links a {
    width: 100%;
    min-height: 58px;
    padding-inline: 20px;
    border-radius: var(--medium);
    font-size: 19px;
  }
  .nav-links .nav-download {
    min-height: 56px;
    margin: auto 0 0;
    justify-content: center;
  }
  .hero-card,
  .app-layout,
  .split-section,
  .external-card,
  .guide-hero,
  .guide-split { grid-template-columns: 1fr; }
  .hero-card { min-height: auto; }
  .hero-preview { height: 520px; place-items: start center; }
  .hero-phone { transform: translateY(24px); }
  .feature-list { grid-template-columns: 1fr; }
  .app-layout > .phone-frame { justify-self: center; }
  .split-section .section-heading { max-width: 760px; }
  .content-preview { min-height: 600px; }
  .package-card { right: max(0px, 10vw); }
  .process-list,
  .guide-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  :root { --page-pad: 16px; }
  .site-header,
  .nav-shell { min-height: 64px; }
  .brand img { width: 36px; height: 36px; }
  .hero-card { padding: 26px 22px 0; }
  .hero-card h1 { font-size: 48px; }
  .hero-preview { height: 480px; }
  .hero-phone { width: 290px; }
  .hero-actions .button { width: 100%; }
  .feature-row { min-height: 96px; }
  .app-layout { margin-top: 36px; }
  .status-title { font-size: 18px; }
  .card-actions span { flex: 1; justify-content: center; }
  .content-preview { min-height: 540px; }
  .content-preview .phone-frame { width: 290px; }
  .package-card { right: 0; bottom: 22px; width: 160px; }
  .external-card { padding: 26px 22px; }
  .final-card { grid-template-columns: 1fr; }
  .final-card .button { width: 100%; }
  .process-list,
  .guide-card-grid,
  .footer-grid { grid-template-columns: 1fr; }
  .process-list article,
  .guide-card { min-height: auto; }
  .comparison-row { grid-template-columns: 1fr; gap: 5px; }
  .screen-rail { grid-auto-columns: 250px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}