:root {
  color-scheme: light;
  --bg: #f7fbf8;
  --surface: #ffffff;
  --surface-2: #edf7f2;
  --ink: #10201d;
  --muted: #53635f;
  --line: #d9e8e2;
  --accent: #0f766e;
  --accent-2: #b8f3df;
  --accent-dark: #0b4f49;
  --shadow: 0 24px 70px rgba(14, 69, 62, 0.14);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 5% 0%, rgba(184, 243, 223, .44), transparent 34%),
    linear-gradient(180deg, #f7fbf8 0%, #eef7f4 55%, #f7fbf8 100%);
  line-height: 1.5;
}

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

.container {
  width: min(1140px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(247, 251, 248, .88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(217, 232, 226, .72);
}

.nav {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo img { width: 168px; height: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--accent-dark); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: white;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -.01em;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.button:hover { background: var(--accent-dark); border-color: var(--accent-dark); transform: translateY(-1px); }
.button:active { transform: translateY(1px); }
.button.secondary {
  background: transparent;
  color: var(--accent-dark);
  border-color: rgba(15, 118, 110, .36);
}
.button.secondary:hover { background: var(--surface-2); }

.hero {
  min-height: calc(100dvh - 72px);
  display: grid;
  align-items: center;
  padding: 64px 0 80px;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
  gap: 56px;
  align-items: center;
}
.kicker {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(15, 118, 110, .09);
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}
h1 {
  margin: 22px 0 18px;
  font-size: clamp(44px, 6.2vw, 78px);
  line-height: .95;
  letter-spacing: -.065em;
  max-width: 780px;
}
.lead {
  margin: 0;
  max-width: 620px;
  font-size: clamp(18px, 2vw, 22px);
  color: var(--muted);
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }

.hero-panel {
  position: relative;
  padding: 18px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(217,232,226,.9);
  box-shadow: var(--shadow);
}
.hero-photo {
  aspect-ratio: 4 / 5;
  border-radius: 22px;
  overflow: hidden;
  background: #dcebe5;
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.9) contrast(1.02); }
.metric-card {
  position: absolute;
  left: -28px;
  bottom: 34px;
  width: 240px;
  padding: 18px;
  border-radius: 22px;
  background: var(--ink);
  color: #ecfdf5;
  box-shadow: 0 20px 44px rgba(16, 32, 29, .22);
}
.metric-card strong { display: block; font-size: 34px; line-height: 1; letter-spacing: -.04em; }
.metric-card span { display: block; margin-top: 8px; color: #b8f3df; font-weight: 700; font-size: 13px; }

section { padding: 92px 0; }
.section-tight { padding-top: 42px; }
.section-title {
  max-width: 760px;
  margin: 0 0 30px;
  font-size: clamp(34px, 4.4vw, 56px);
  line-height: 1.02;
  letter-spacing: -.05em;
}
.section-copy {
  max-width: 680px;
  color: var(--muted);
  font-size: 18px;
  margin: 0 0 34px;
}

.problem-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 24px;
  align-items: stretch;
}
.problem-main, .problem-side, .module, .journey-card, .cta-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.78);
}
.problem-main { padding: 36px; }
.problem-main p { color: var(--muted); font-size: 19px; margin: 0; max-width: 620px; }
.problem-list { display: grid; gap: 12px; margin-top: 30px; }
.problem-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px;
  border-radius: 18px;
  background: #f5faf7;
}
.problem-item b {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: var(--accent-2);
  color: var(--accent-dark);
}
.problem-item span { color: var(--muted); }
.problem-side {
  padding: 28px;
  background: var(--accent-dark);
  color: #ecfdf5;
}
.problem-side h3 { margin: 0 0 18px; font-size: 28px; letter-spacing: -.03em; }
.problem-side p { color: #c9fff0; margin: 0; }

.modules {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.module { padding: 28px; min-height: 220px; }
.module.wide { grid-column: span 2; display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; background: #10201d; color: white; }
.module h3 { margin: 0 0 12px; font-size: 24px; letter-spacing: -.03em; }
.module p { margin: 0; color: var(--muted); }
.module.wide p { color: #c9fff0; }
.module-number {
  font-size: 56px;
  line-height: .9;
  color: var(--accent);
  font-weight: 900;
  letter-spacing: -.06em;
}
.module.wide .module-number { color: var(--accent-2); }

.journey {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.journey-card { padding: 22px; min-height: 190px; }
.journey-card:nth-child(2) { transform: translateY(28px); background: #eef8f5; }
.journey-card:nth-child(3) { transform: translateY(-10px); }
.journey-card h3 { margin: 0 0 10px; font-size: 20px; letter-spacing: -.02em; }
.journey-card p { margin: 0; color: var(--muted); font-size: 15px; }

.audience {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 28px;
  align-items: center;
}
.audience-photo {
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 440px;
  box-shadow: var(--shadow);
}
.audience-photo img { width: 100%; height: 100%; min-height: 440px; object-fit: cover; }
.audience-list { display: grid; gap: 14px; }
.audience-row {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.audience-row strong { display: block; font-size: 19px; }
.audience-row span { display: block; color: var(--muted); margin-top: 4px; }

.cta-box {
  padding: clamp(30px, 5vw, 56px);
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 28px;
  align-items: center;
  background: linear-gradient(135deg, #10201d 0%, #0b4f49 100%);
  color: white;
  overflow: hidden;
  position: relative;
}
.cta-box:after {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  right: -90px;
  top: -110px;
  border-radius: 999px;
  background: rgba(184, 243, 223, .22);
}
.cta-box h2 { margin: 0; font-size: clamp(34px, 4.4vw, 58px); line-height: 1; letter-spacing: -.055em; }
.cta-box p { color: #c9fff0; max-width: 620px; font-size: 18px; }
.cta-actions { justify-self: end; position: relative; z-index: 1; }
.cta-actions .button { background: white; color: var(--accent-dark); border-color: white; }
.cta-actions .button:hover { background: var(--accent-2); }

.footer {
  padding: 42px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
.footer-inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *:before, *:after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 920px) {
  .nav-links { display: none; }
  .hero-grid, .problem-grid, .audience, .cta-box { grid-template-columns: 1fr; }
  .metric-card { position: static; width: auto; margin-top: 14px; }
  .modules, .journey { grid-template-columns: 1fr; }
  .module.wide { grid-column: auto; grid-template-columns: 1fr; }
  .journey-card:nth-child(2), .journey-card:nth-child(3) { transform: none; }
  .cta-actions { justify-self: start; }
}

@media (max-width: 560px) {
  .container { width: min(100% - 28px, 1140px); }
  .hero { padding: 42px 0 62px; }
  h1 { font-size: 44px; }
  section { padding: 64px 0; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .button { width: 100%; }
  .logo img { width: 144px; }
}