:root {
  --bg: #f4f7f6;
  --panel: #ffffff;
  --text: #13211f;
  --muted: #62706d;
  --line: #dce5e2;
  --primary: #128c7e;
  --ink: #0f172a;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 14px max(20px, calc((100vw - 1120px) / 2));
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.site-header nav a {
  text-decoration: none;
}

.hero {
  position: relative;
  min-height: 680px;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: #0f766e;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 31, 29, 0.92), rgba(7, 31, 29, 0.72), rgba(7, 31, 29, 0.28)),
    url("/app-icon.png") right 8% center / min(620px, 78vw) no-repeat;
}

.hero-content {
  position: relative;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 80px 0 110px;
  color: #ffffff;
}

.eyebrow {
  margin: 0 0 12px;
  color: #8ee6dc;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(36px, 7vw, 72px);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero p:not(.eyebrow) {
  max-width: 620px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 19px;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.primary-action,
.secondary-action {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 0;
  border-radius: 8px;
  font: inherit;
  font-weight: 900;
  text-decoration: none;
}

.primary-action {
  background: var(--primary);
  color: #ffffff;
}

.secondary-action {
  background: #ffffff;
  color: var(--ink);
}

.section {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 72px 0;
}

.strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: -52px;
  padding: 0;
  position: relative;
}

.strip div,
.feature-grid article,
.report-preview,
.pilot-form {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.08);
}

.strip div {
  padding: 18px;
}

.strip strong,
.strip span {
  display: block;
}

.strip strong {
  font-size: 20px;
}

.strip span {
  margin-top: 6px;
  color: var(--muted);
}

.section-heading {
  max-width: 680px;
  margin-bottom: 24px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.1;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  line-height: 1.55;
}

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

.feature-grid article {
  padding: 20px;
}

.feature-grid span {
  color: var(--primary);
  font-weight: 900;
}

.feature-grid h3 {
  margin: 16px 0 8px;
}

.feature-grid p {
  color: var(--muted);
  line-height: 1.5;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 28px;
  align-items: center;
}

.report-preview {
  padding: 24px;
}

.report-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.report-top span,
.report-metrics span {
  color: var(--muted);
  font-weight: 800;
}

.report-top strong {
  color: #229bd8;
  font-size: 28px;
}

.report-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 18px 0;
}

.report-metrics p,
.report-list p {
  margin: 0;
}

.report-metrics strong {
  display: block;
  margin-top: 6px;
  color: #229bd8;
  font-size: 24px;
}

.report-list {
  display: grid;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.report-list p {
  display: flex;
  justify-content: space-between;
  gap: 14px;
}

.pilot {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1fr);
  gap: 28px;
  align-items: start;
}

.pilot-form {
  display: grid;
  gap: 14px;
  padding: 22px;
}

.pilot-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.pilot-form input {
  min-height: 46px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
}

.site-footer {
  width: min(1120px, calc(100% - 40px));
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 0 auto;
  padding: 28px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-weight: 800;
}

.site-footer a {
  color: var(--primary);
  text-decoration: none;
}

@media (max-width: 820px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    min-height: 620px;
  }

  .hero-bg {
    background:
      linear-gradient(180deg, rgba(7, 31, 29, 0.94), rgba(7, 31, 29, 0.78)),
      url("/app-icon.png") center bottom 40px / min(420px, 82vw) no-repeat;
  }

  .strip,
  .feature-grid,
  .split,
  .pilot {
    grid-template-columns: 1fr;
  }

  .strip {
    margin-top: -34px;
  }

  .site-footer {
    flex-direction: column;
  }
}