:root {
  color-scheme: light;
  --bg: #f6f8f9;
  --bg-alt: #eef3f6;
  --ink: #0b0f12;
  --muted: #44515c;
  --line: #d2dbe2;
  --accent: #0d668e;
  --accent-dark: #084d6c;
  --accent-soft: #d6e8f1;
  --card: #ffffff;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.08);
  --radius: 18px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

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

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

.page {
  background: radial-gradient(circle at top right, #ffffff 0%, var(--bg) 45%, var(--bg-alt) 100%);
  position: relative;
  overflow-x: hidden;
}

.page::after {
  content: "";
  position: absolute;
  inset: auto 10% 18% auto;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 1px solid rgba(11, 15, 18, 0.08);
  pointer-events: none;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

header {
  padding: 18px 0;
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
}

header::before {
  content: "";
  position: absolute;
  inset: -110px -120px auto auto;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: linear-gradient(140deg, rgba(13, 102, 142, 0.16), rgba(13, 102, 142, 0));
  pointer-events: none;
  z-index: -1;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: "IBM Plex Mono", "IBM Plex Sans", sans-serif;
  font-weight: 600;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  text-transform: uppercase;
}

.brand img {
  width: 400px;
  height: auto;
}

.nav-links {
  display: flex;
  gap: 18px;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav-links a {
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a:focus::after {
  transform: scaleX(1);
}

main {
  position: relative;
  z-index: 1;
}

section {
  padding: 64px 0;
}

.hero {
  padding-top: 40px;
  padding-bottom: 72px;
}

.hero h1 {
  font-size: clamp(2.3rem, 2.5vw + 1.6rem, 3.6rem);
  line-height: 1.1;
  margin: 0 0 18px;
}

.hero h1 span {
  display: block;
  color: var(--accent);
}

.lede {
  font-size: 1.1rem;
  max-width: 680px;
  margin-bottom: 18px;
}

.sublede {
  color: var(--muted);
  max-width: 680px;
  margin-bottom: 28px;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 12px 25px rgba(13, 102, 142, 0.22);
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.btn-secondary {
  border-color: var(--ink);
  color: var(--ink);
  background: transparent;
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-dark);
}

.section-title {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: "IBM Plex Mono", "IBM Plex Sans", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.section-title::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--accent);
  display: inline-block;
}

h2 {
  font-size: clamp(1.6rem, 1.5vw + 1.1rem, 2.2rem);
  margin: 0 0 16px;
}

h3 {
  margin: 0 0 12px;
  font-size: 1.2rem;
}

p {
  margin: 0 0 16px;
}

.callout {
  background: var(--accent-soft);
  border-left: 4px solid var(--accent);
  padding: 18px 20px;
  border-radius: 10px;
  margin-top: 24px;
}

.callout strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.05rem;
}

.columns {
  display: grid;
  gap: 20px;
}

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

.columns li {
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.05);
}

.columns li strong {
  display: block;
  margin-bottom: 6px;
}

.cards {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(11, 15, 18, 0.08);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card h3 {
  font-size: 1.25rem;
}

.card ul {
  padding-left: 18px;
  margin: 0;
  display: grid;
  gap: 6px;
}

.card .meta {
  font-size: 0.9rem;
  color: var(--muted);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "IBM Plex Mono", "IBM Plex Sans", sans-serif;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-dark);
}

.list-block {
  background: var(--card);
  border-radius: 16px;
  padding: 22px;
  border: 1px solid var(--line);
}

.list-block ul,
.list-block ol {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.steps ol {
  list-style: decimal;
}

.values {
  display: grid;
  gap: 10px;
}

.values li {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 12px 16px;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cta-block {
  background: var(--ink);
  color: #f7f7f2;
  border-radius: var(--radius);
  padding: 28px;
  display: grid;
  gap: 18px;
}

.cta-block .btn-secondary {
  border-color: #f7f7f2;
  color: #f7f7f2;
}

.cta-block .btn-secondary:hover,
.cta-block .btn-secondary:focus {
  background: rgba(247, 247, 242, 0.15);
  border-color: #f7f7f2;
  color: #f7f7f2;
}

.contact-lines {
  display: grid;
  gap: 6px;
  color: rgba(247, 247, 242, 0.8);
  font-size: 0.95rem;
}

footer {
  padding: 40px 0 56px;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (min-width: 768px) {
  .hero {
    padding-top: 60px;
    padding-bottom: 90px;
  }

  .columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .list-block {
    padding: 28px;
  }

  .cta-block {
    grid-template-columns: minmax(0, 1.8fr) minmax(0, 1fr);
    align-items: center;
  }
}