:root {
  --navy: #071426;
  --navy-soft: #10243a;
  --ink: #151c1a;
  --muted: #596560;
  --line: #cbd2cf;
  --surface: #ffffff;
  --surface-soft: #f2f5f4;
  --surface-strong: #e5eae8;
  --teal: #00ad9d;
  --teal-dark: #007c70;
  --danger: #b3261e;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.55;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.site-header {
  position: relative;
  z-index: 20;
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 12px max(24px, calc((100vw - var(--max)) / 2));
  color: var(--ink);
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 18px;
  font-weight: 800;
  text-decoration: none;
}

.brand img {
  border-radius: 8px;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-header nav a {
  color: #33403b;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.site-header nav a:hover,
.site-header nav a:focus-visible {
  color: var(--teal-dark);
}

.hero {
  position: relative;
  min-height: calc(100svh - 104px);
  max-height: 760px;
  overflow: hidden;
  color: #fff;
  background: var(--navy);
  border-bottom: 1px solid #1d344d;
}

.hero-inner {
  position: relative;
  width: min(var(--max), calc(100% - 48px));
  min-height: inherit;
  max-height: inherit;
  margin: 0 auto;
}

.hero-copy {
  position: relative;
  z-index: 3;
  width: min(650px, 62%);
  padding: clamp(70px, 10vh, 118px) 0 70px;
}

.eyebrow,
.section-index {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hero h1 {
  margin: 0;
  font-size: clamp(52px, 7.4vw, 92px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-statement {
  max-width: 650px;
  margin: 24px 0 0;
  font-size: clamp(27px, 3.4vw, 44px);
  font-weight: 650;
  line-height: 1.12;
}

.hero-detail {
  max-width: 620px;
  margin: 26px 0 0;
  color: #cbd7e2;
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.button-primary {
  color: #fff;
  background: var(--teal-dark);
}

.button-secondary {
  color: #fff;
  border-color: #73869a;
  background: transparent;
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--teal);
}

.button-disabled {
  color: #7c8d9f;
  border-color: #364a60;
  background: #12253a;
  cursor: not-allowed;
}

.hero-product {
  position: absolute;
  z-index: 2;
  right: -54px;
  bottom: -280px;
  width: clamp(370px, 42vw, 520px);
  transform: rotate(2deg);
}

.phone-shell,
.device-frame {
  overflow: hidden;
  background: #101817;
  border: 8px solid #243139;
  border-radius: 34px;
  box-shadow: 0 22px 55px rgb(0 0 0 / 32%);
}

.phone-shell img,
.device-frame img {
  width: 100%;
  height: auto;
}

.section {
  padding: 96px 24px;
}

.container,
.narrow {
  width: min(var(--max), 100%);
  margin: 0 auto;
}

.narrow {
  width: min(840px, 100%);
}

.section h2,
.legal-document h1,
.support-panel h1,
.not-found-main h1 {
  margin: 0;
  font-size: clamp(35px, 5vw, 58px);
  line-height: 1.08;
  letter-spacing: 0;
}

.section p {
  font-size: 18px;
}

.section-problem {
  background: var(--surface-soft);
}

.section-problem .narrow > p:not(.section-index) {
  max-width: 760px;
  margin: 24px 0 0;
  color: #3d4944;
  font-size: 21px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 42px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.feature-card {
  min-height: 260px;
  padding: 32px;
  border-right: 1px solid var(--line);
}

.feature-card:last-child {
  border-right: 0;
}

.feature-number {
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
}

.feature-card h3 {
  margin: 54px 0 12px;
  font-size: 23px;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.section-screens {
  overflow: hidden;
  color: #fff;
  background: var(--navy);
}

.section-heading-light p {
  color: #bac9d7;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(22px, 4vw, 58px);
  align-items: start;
}

.screenshot-grid figure {
  margin: 0;
}

.device-frame {
  border-color: #32465a;
  background: #fff;
}

.screenshot-grid figcaption {
  margin-top: 16px;
  color: #c8d4df;
  font-size: 14px;
  font-weight: 700;
  text-align: center;
}

.audience-section {
  background: var(--surface);
}

.split-band {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: clamp(60px, 9vw, 130px);
}

.split-band > div > p:last-child {
  max-width: 630px;
  color: var(--muted);
}

.audience-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.audience-list li {
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  font-size: 17px;
  font-weight: 700;
}

.section-focus {
  color: #fff;
  background: var(--navy-soft);
}

.section-focus .narrow > p {
  max-width: 760px;
  color: #c7d2dc;
}

.section-focus .focus-line {
  margin: 34px 0 4px;
  color: var(--teal);
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
}

.section-focus .focus-answer {
  margin: 0;
  color: #fff;
  font-size: clamp(25px, 4vw, 38px);
  font-weight: 750;
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(50px, 8vw, 110px);
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  padding: 22px 42px 22px 0;
  font-size: 17px;
  font-weight: 800;
  cursor: pointer;
}

.faq-list details p {
  margin: -5px 0 24px;
  color: var(--muted);
  font-size: 16px;
}

.site-footer {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 38px max(24px, calc((100vw - var(--max)) / 2));
  color: #c8d3de;
  background: #050d18;
  border-top: 1px solid #21354a;
  font-size: 14px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
}

.footer-brand img {
  border-radius: 8px;
}

.site-footer a {
  text-decoration: none;
}

.footer-links {
  display: flex;
  gap: 22px;
}

.site-footer p {
  margin: 0;
}

.legal-main,
.support-main,
.not-found-main {
  min-height: calc(100svh - 72px);
  padding: 90px 24px;
  background: var(--surface-soft);
}

.legal-document,
.support-panel,
.not-found-main > section {
  width: min(820px, 100%);
  margin: 0 auto;
}

.legal-document h2 {
  margin: 42px 0 12px;
  font-size: 24px;
}

.legal-document p,
.support-panel p,
.not-found-main p {
  color: var(--muted);
  font-size: 17px;
}

.legal-meta {
  margin-top: 12px;
}

.notice {
  margin: 42px 0;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--teal-dark);
  border-radius: 4px;
}

.notice p {
  margin: 6px 0 0;
}

.support-panel {
  padding-top: 70px;
}

.support-email {
  display: inline-block;
  margin-top: 22px;
  color: var(--teal-dark);
  font-size: clamp(21px, 5vw, 34px);
  font-weight: 800;
}

.compact-footer {
  grid-template-columns: repeat(4, auto);
}

.not-found-main {
  display: grid;
  place-items: center;
  text-align: center;
}

.error-code {
  margin: 0 0 10px;
  color: var(--teal-dark) !important;
  font-size: 72px !important;
  font-weight: 850;
}

.not-found-main .button {
  margin-top: 24px;
}

@media (max-width: 900px) {
  .hero-copy {
    width: 72%;
  }

  .hero-product {
    right: -120px;
    opacity: 0.74;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .feature-card:last-child {
    border-bottom: 0;
  }

  .feature-card h3 {
    margin-top: 24px;
  }

  .split-band,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .site-footer {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 680px) {
  .site-header {
    min-height: 64px;
    padding: 10px 16px;
  }

  .brand span {
    font-size: 16px;
  }

  .site-header nav {
    gap: 14px;
  }

  .site-header nav a {
    display: none;
  }

  .site-header nav a:last-child {
    display: inline;
  }

  .hero {
    min-height: calc(100svh - 86px);
    max-height: 760px;
  }

  .hero-inner {
    width: calc(100% - 32px);
  }

  .hero-copy {
    width: 100%;
    padding-top: 52px;
  }

  .hero h1 {
    font-size: clamp(42px, 11.5vw, 54px);
    white-space: nowrap;
  }

  .hero-statement {
    max-width: 92%;
    font-size: 28px;
  }

  .hero-detail {
    max-width: 84%;
    font-size: 16px;
  }

  .hero-actions {
    max-width: 70%;
  }

  .hero-product {
    right: -130px;
    bottom: -390px;
    width: 300px;
    opacity: 0.46;
  }

  .section {
    padding: 72px 18px;
  }

  .section-problem .narrow > p:not(.section-index) {
    font-size: 18px;
  }

  .screenshot-grid {
    grid-template-columns: repeat(3, minmax(270px, 76vw));
    gap: 22px;
    overflow-x: auto;
    padding: 0 4px 22px;
    scroll-snap-type: x mandatory;
  }

  .screenshot-grid figure {
    scroll-snap-align: center;
  }

  .site-footer,
  .compact-footer {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .footer-links {
    flex-direction: column;
    gap: 12px;
  }

  .legal-main,
  .support-main,
  .not-found-main {
    padding: 64px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}