:root {
  color-scheme: light;
  --bg: #ffffff;
  --ink: #050505;
  --muted: #5c5c5c;
  --line: #e7e7e7;
  --soft: #f6f6f6;
  --soft-strong: #eeeeee;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.08);
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", Arial, sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

.site-header {
  align-items: center;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid transparent;
  display: flex;
  height: 72px;
  justify-content: space-between;
  left: 0;
  padding: 0 clamp(20px, 5vw, 64px);
  position: sticky;
  right: 0;
  top: 0;
  transition: border-color 160ms ease, box-shadow 160ms ease;
  z-index: 10;
}

.site-header.is-elevated {
  border-bottom-color: var(--line);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.06);
}

.brand {
  align-items: center;
  display: inline-flex;
  font-weight: 800;
  gap: 10px;
  letter-spacing: 0;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  aspect-ratio: 1;
  background: var(--ink);
  color: var(--bg);
  display: inline-flex;
  font-size: 12px;
  justify-content: center;
  width: 38px;
}

.site-nav {
  align-items: center;
  display: flex;
  gap: 24px;
  font-size: 14px;
  font-weight: 600;
}

.hero,
.app-hero,
.support-hero {
  margin: 0 auto;
  max-width: var(--max);
  padding: clamp(72px, 12vw, 132px) clamp(20px, 5vw, 32px) clamp(52px, 9vw, 96px);
}

.hero-copy {
  max-width: 760px;
}

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

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(48px, 8vw, 92px);
  letter-spacing: 0;
  line-height: 0.96;
  margin-bottom: 24px;
  max-width: 900px;
}

h2 {
  font-size: clamp(30px, 4vw, 48px);
  letter-spacing: 0;
  line-height: 1.04;
  margin-bottom: 0;
}

h3 {
  font-size: 26px;
  letter-spacing: 0;
  line-height: 1.1;
  margin-bottom: 12px;
}

.hero-text {
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  max-width: 720px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  align-items: center;
  border: 1px solid var(--ink);
  display: inline-flex;
  font-size: 14px;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  min-width: 150px;
  padding: 0 20px;
}

.button:hover {
  text-decoration: none;
}

.button-primary {
  background: var(--ink);
  color: var(--bg);
}

.button-secondary {
  background: var(--bg);
  color: var(--ink);
}

.button-primary:hover {
  background: #222222;
}

.button-secondary:hover {
  background: var(--soft);
}

.button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.72;
}

.section {
  border-top: 1px solid var(--line);
  margin: 0 auto;
  max-width: var(--max);
  padding: clamp(52px, 9vw, 92px) clamp(20px, 5vw, 32px);
}

.section-tight {
  padding-top: clamp(36px, 6vw, 64px);
}

.section-heading {
  align-items: end;
  display: flex;
  justify-content: space-between;
  margin-bottom: 28px;
}

.split-section {
  align-items: start;
  display: grid;
  gap: clamp(24px, 6vw, 72px);
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
}

.section-copy {
  color: var(--muted);
  font-size: 18px;
}

.section-copy p:last-child {
  margin-bottom: 0;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.feature-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-item {
  background: var(--soft);
  border: 1px solid var(--line);
  padding: 22px;
}

.feature-item h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.feature-item p {
  color: var(--muted);
  margin-bottom: 0;
}

.audience-list {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.audience-list div {
  border: 1px solid var(--line);
  font-weight: 800;
  padding: 16px 18px;
}

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

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

.faq-list summary {
  cursor: pointer;
  font-size: 18px;
  font-weight: 800;
  list-style: none;
  padding: 22px;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list p {
  color: var(--muted);
  margin: 0;
  max-width: 780px;
  padding: 0 22px 22px;
}

.app-card {
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  min-height: 360px;
  padding: 24px;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.app-card:hover {
  border-color: var(--ink);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.app-icon {
  aspect-ratio: 1;
  background: var(--ink);
  flex: 0 0 auto;
  margin-bottom: 28px;
  object-fit: cover;
  width: 64px;
}

.app-icon-large {
  margin-bottom: 34px;
  width: 112px;
}

.app-card-body {
  flex: 1;
}

.app-card p {
  color: var(--muted);
}

.card-link,
.resource-link {
  align-items: center;
  display: flex;
  font-weight: 800;
  justify-content: space-between;
  gap: 18px;
}

.card-link {
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

.app-hero-grid {
  align-items: center;
  display: grid;
  gap: clamp(36px, 8vw, 88px);
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
}

.back-link {
  color: var(--muted);
  display: inline-flex;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 34px;
}

.product-panel {
  background: var(--soft);
  border: 1px solid var(--line);
  padding: clamp(28px, 5vw, 40px);
}

.facts {
  margin: 0;
}

.facts div {
  border-top: 1px solid var(--line);
  display: flex;
  gap: 16px;
  justify-content: space-between;
  padding: 16px 0;
}

.facts div:last-child {
  padding-bottom: 0;
}

.facts dt {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.facts dd {
  font-weight: 800;
  margin: 0;
  text-align: right;
}

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

.resource-link {
  min-height: 92px;
  padding: 20px 22px;
}

.resource-link + .resource-link {
  border-top: 1px solid var(--line);
}

.resource-link:hover {
  background: var(--soft);
  text-decoration: none;
}

.resource-link.static:hover {
  background: transparent;
}

.resource-link small {
  color: var(--muted);
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-top: 4px;
}

.beta-section {
  background: #050505;
  color: #ffffff;
  max-width: none;
  padding-left: 0;
  padding-right: 0;
}

.beta-shell,
.beta-form-panel {
  margin: 0 auto;
  max-width: var(--max);
  padding-left: clamp(20px, 5vw, 32px);
  padding-right: clamp(20px, 5vw, 32px);
}

.beta-shell {
  align-items: start;
  display: grid;
  gap: clamp(24px, 6vw, 72px);
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
}

.beta-copy p {
  color: #d9d9d9;
  font-size: 18px;
  max-width: 660px;
}

.beta-section .eyebrow {
  color: #89f7b2;
}

.beta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.beta-start {
  background: #89f7b2;
  border-color: #89f7b2;
  color: #050505;
}

.beta-start:hover {
  background: #a7ffc8;
}

.beta-testflight {
  background: transparent;
  border-color: #ffffff;
  color: #ffffff;
}

.beta-testflight:hover {
  background: rgba(255, 255, 255, 0.12);
}

.beta-card {
  border: 1px solid rgba(255, 255, 255, 0.18);
  display: grid;
}

.beta-card div {
  padding: 20px;
}

.beta-card div + div {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.beta-card strong,
.beta-card span {
  display: block;
}

.beta-card strong {
  color: #ffffff;
  font-size: 16px;
  margin-bottom: 6px;
}

.beta-card span {
  color: #bfbfbf;
  font-size: 14px;
}

.beta-form-panel {
  margin-top: clamp(28px, 6vw, 64px);
}

.beta-form-panel[hidden] {
  display: none;
}

.beta-form {
  background: #ffffff;
  color: var(--ink);
  padding: clamp(18px, 4vw, 32px);
}

.beta-form-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.beta-form label,
.signature-field label {
  display: grid;
  gap: 8px;
}

.beta-form label span {
  font-size: 13px;
  font-weight: 800;
}

.beta-form input[type="text"],
.beta-form input[type="tel"],
.beta-form input[type="email"] {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 0;
  color: var(--ink);
  font: inherit;
  min-height: 48px;
  padding: 0 14px;
  width: 100%;
}

.beta-form input:focus {
  border-color: #079b69;
  box-shadow: 0 0 0 3px rgba(7, 155, 105, 0.14);
  outline: none;
}

.nda-box {
  border: 1px solid var(--line);
  color: var(--muted);
  margin-top: 22px;
  max-height: 340px;
  overflow: auto;
  padding: 22px;
}

.nda-box h3 {
  color: var(--ink);
  font-size: 22px;
}

.nda-box ol {
  margin: 0;
  padding-left: 20px;
}

.nda-box li + li {
  margin-top: 12px;
}

.nda-box strong {
  color: var(--ink);
}

.beta-checkbox {
  align-items: start;
  border: 1px solid var(--line);
  display: grid;
  gap: 12px;
  grid-template-columns: auto minmax(0, 1fr);
  margin-top: 18px;
  padding: 16px;
}

.beta-checkbox input {
  accent-color: #079b69;
  height: 20px;
  margin: 1px 0 0;
  width: 20px;
}

.signature-field {
  margin-top: 18px;
  max-width: 520px;
}

.beta-note {
  background: #f2fbf6;
  border: 1px solid #bfe9d1;
  color: #24533b;
  margin: 18px 0 0;
  padding: 14px 16px;
}

.beta-submit-row {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 20px;
}

.form-status {
  color: #24533b;
  font-size: 14px;
  font-weight: 700;
  margin: 0;
}

.legal-page {
  margin: 0 auto;
  max-width: 820px;
  padding: clamp(56px, 10vw, 108px) clamp(20px, 5vw, 32px);
}

.legal-page h1 {
  font-size: clamp(42px, 7vw, 72px);
}

.legal-page section {
  border-top: 1px solid var(--line);
  padding: 28px 0 8px;
}

.legal-page h2 {
  font-size: 22px;
  margin-bottom: 10px;
}

.legal-page p {
  color: var(--muted);
}

.legal-page a {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

.updated {
  margin-bottom: 42px;
}

.support-hero {
  max-width: 840px;
}

.site-footer {
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 14px;
  gap: 12px 24px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: var(--max);
  padding: 28px clamp(20px, 5vw, 32px) 40px;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  font-weight: 700;
}

@media (max-width: 760px) {
  .site-header {
    height: 66px;
    padding: 0 18px;
  }

  .brand span:last-child {
    display: none;
  }

  .site-nav {
    gap: 16px;
  }

  h1 {
    font-size: 48px;
  }

  .section-heading {
    align-items: start;
    display: block;
  }

  .split-section {
    grid-template-columns: 1fr;
  }

  .app-hero-grid {
    grid-template-columns: 1fr;
  }

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

  .audience-list {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .resource-link {
    align-items: flex-start;
  }

  .beta-shell,
  .beta-form-grid,
  .signature-field {
    grid-template-columns: 1fr;
  }

  .beta-actions,
  .beta-actions .button,
  .beta-submit-row .button {
    width: 100%;
  }

  .beta-form {
    padding: 18px;
  }

  .nda-box {
    max-height: 420px;
    padding: 18px;
  }
}