:root {
  --ink: #0b1f2a;
  --text: #314255;
  --muted: #64748b;
  --line: #d9e8e7;
  --soft: #eef8f7;
  --white: #ffffff;
  --primary: #0f766e;
  --primary-2: #14a39a;
  --accent: #2563eb;
  --shadow: 0 18px 48px rgba(10, 31, 42, .1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background: #f8fcfc;
  letter-spacing: 0;
}

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

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1180px, calc(100% - 40px));
  min-height: 82px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 900;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(10, 31, 42, .08);
}

.brand-mark img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.header-action,
.primary-btn,
.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 850;
  white-space: nowrap;
}

.header-action,
.primary-btn {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 14px 32px rgba(15, 118, 110, .24);
}

.secondary-btn {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
}

main {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto 56px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(360px, 1.1fr);
  gap: 36px;
  align-items: center;
  padding: 54px 0 44px;
}

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

.eyebrow,
.section-kicker {
  margin: 0 0 10px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  color: var(--ink);
  font-size: clamp(38px, 5vw, 68px);
  line-height: 1;
}

h2 {
  margin-bottom: 12px;
  color: var(--ink);
  font-size: clamp(27px, 3vw, 40px);
  line-height: 1.12;
}

h3 {
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 19px;
}

.hero-copy,
.cta p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 18px;
}

.price-pill {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid rgba(15, 118, 110, .2);
  border-radius: 999px;
  color: #0d5f59;
  background: #fff;
  font-weight: 900;
}

.hero-visual {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
}

.hero-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center;
  border-radius: 8px;
}

.features,
.screens,
.cta,
.seo-intro,
.use-cases,
.faq {
  padding: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 14px 38px rgba(10, 31, 42, .06);
}

.features,
.screens,
.seo-intro,
.use-cases,
.faq {
  margin-top: 22px;
}

.seo-intro p {
  max-width: 900px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.section-head {
  max-width: 760px;
  margin-bottom: 24px;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  position: relative;
  padding: 15px 16px 15px 42px;
  border: 1px solid #e2eeee;
  border-radius: 8px;
  background: #f8fcfc;
  line-height: 1.5;
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 21px;
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--primary);
  box-shadow: 0 0 0 5px rgba(15, 118, 110, .12);
}

.screen-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.use-case-grid article {
  padding: 18px;
  border: 1px solid #e2eeee;
  border-radius: 8px;
  background: #f8fcfc;
}

.use-case-grid p {
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 0;
}

.faq details {
  border-top: 1px solid #e2eeee;
  padding: 16px 0;
}

.faq details:last-child {
  border-bottom: 1px solid #e2eeee;
}

.faq summary {
  color: var(--ink);
  cursor: pointer;
  font-weight: 850;
}

.faq p {
  color: var(--muted);
  line-height: 1.6;
  margin: 10px 0 0;
}

.screen-grid article {
  overflow: hidden;
  border: 1px solid #e2eeee;
  border-radius: 10px;
  background: #f8fcfc;
}

.screen-grid img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-bottom: 1px solid #e2eeee;
}

.screen-grid h3,
.screen-grid p {
  margin-left: 18px;
  margin-right: 18px;
}

.screen-grid h3 {
  margin-top: 18px;
}

.screen-grid p {
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 20px;
}

.cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  margin-top: 22px;
  color: #fff;
  background: linear-gradient(135deg, #0b1f2a, #0f766e);
  border-color: transparent;
}

.cta h2,
.cta p {
  color: #fff;
}

@media (max-width: 900px) {
  .site-header {
    min-height: auto;
    padding: 18px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .header-action {
    width: 100%;
  }

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

  .hero {
    padding-top: 30px;
  }

  .feature-list,
  .screen-grid,
  .use-case-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .site-header,
  main {
    width: min(100% - 28px, 1180px);
  }

  .brand {
    font-size: 15px;
  }

  h1 {
    font-size: 38px;
  }

  .hero-copy {
    font-size: 16px;
  }

  .features,
  .screens,
  .cta,
  .seo-intro,
  .use-cases,
  .faq {
    padding: 24px;
  }

  .primary-btn,
  .secondary-btn {
    width: 100%;
  }
}