:root {
  --ink: #0f1d26;
  --ink-soft: #4a5c68;
  --bg: #ffffff;
  --bg-tint: #f2f7f8;
  --line: #dde7ea;
  --navy: #0b2a3c;
  --navy-2: #123e56;
  --teal: #13a8a0;
  --teal-bright: #3fd0c9;
  --radius: 14px;
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 64px;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
}

p {
  margin: 0 0 1em;
}

a {
  color: inherit;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 42, 60, 0.92);
  backdrop-filter: blur(8px);
  color: #fff;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.mark {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--teal-bright);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.95rem;
}

nav a {
  text-decoration: none;
  opacity: 0.85;
}

nav a:hover {
  opacity: 1;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--teal);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}

.btn:hover {
  background: #0f8f88;
}

nav .btn {
  opacity: 1;
}

.btn-small {
  padding: 8px 16px;
}

.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* Hero */
.hero {
  background:
    radial-gradient(circle at 85% 20%, rgba(63, 208, 201, 0.22), transparent 45%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff;
  padding: 120px 0 128px;
}

.hero-inner > * {
  max-width: 820px;
}

.hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
}

.hero-art {
  width: 100%;
  max-width: 400px;
  height: auto;
  justify-self: end;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--teal-bright);
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
}

.lede {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: rgba(255, 255, 255, 0.82);
  max-width: 640px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

/* Sections */
.section {
  padding: 96px 0;
}

.section h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
}

.section-lede {
  color: var(--ink-soft);
  font-size: 1.1rem;
  max-width: 620px;
  margin-bottom: 48px;
}

.section-tint {
  background: var(--bg-tint);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  background: #fff;
}

.card h3 {
  font-size: 1.15rem;
  color: var(--navy);
}

.card p {
  color: var(--ink-soft);
  margin: 0;
}

.split {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

.split p {
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.checks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.checks li {
  position: relative;
  padding: 16px 20px 16px 52px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 500;
}

.checks li::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 50%;
  width: 18px;
  height: 18px;
  margin-top: -9px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: inset 0 0 0 5px #d6f3f1;
}

.steps {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
}

.step-num {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--teal-bright);
  font-weight: 700;
  margin-bottom: 16px;
}

.steps p {
  color: var(--ink-soft);
}

/* Contact */
.contact {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff;
  text-align: center;
}

.contact-inner {
  max-width: 640px;
}

.contact p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.1rem;
  margin-bottom: 28px;
}

/* Footer */
.site-footer {
  background: #071c29;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  padding-bottom: 24px;
}

@media (max-width: 760px) {
  nav a:not(.btn) {
    display: none;
  }

  .hero {
    padding: 80px 0 88px;
  }

  .hero-split {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-art {
    order: -1;
    max-width: 160px;
    justify-self: start;
  }

  .section {
    padding: 72px 0;
  }

  .split {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}