:root {
  --bg: #eef7fb;
  --surface: #f6fcff;
  --surface-2: #edf7fd;
  --text: #133047;
  --muted: #567186;
  --accent: #57d8f4;
  --accent-2: #8fd9ff;
  --border: #c7ddea;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Space Grotesk", sans-serif;
  background: radial-gradient(circle at 80% 0%, #ffffff 0%, var(--bg) 55%);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(19, 48, 71, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(19, 48, 71, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
  pointer-events: none;
}

.site-header,
main,
.site-footer {
  width: min(1100px, calc(100% - 2rem));
  margin-inline: auto;
}

main,
.site-footer {
  text-align: center;
}

.site-header {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 1.25rem 1rem 1.25rem 0;
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  z-index: 20;
}

.logo {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 1.8rem;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.nav {
  display: flex;
  gap: 1rem;
  margin-left: auto;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a:hover {
  color: var(--text);
}

.hero {
  padding: 5rem 0 4rem;
}

.eyebrow {
  font-family: "IBM Plex Mono", monospace;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

h1,
h2,
h3 {
  line-height: 1.15;
  margin-top: 0;
}

h1 {
  font-size: clamp(2rem, 6vw, 4rem);
  max-width: 24ch;
  margin-bottom: 1rem;
  margin-inline: auto;
}

.hero-copy {
  color: var(--muted);
  max-width: 62ch;
  margin-bottom: 1.5rem;
  margin-inline: auto;
}

.hero-cta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1rem;
  border-radius: 0.6rem;
  text-decoration: none;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  font: inherit;
}

.btn-primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0f2b40;
}

.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: #f4fbff;
}

.section {
  padding: 2rem 0 3rem;
}

.section h2 {
  font-size: clamp(1.5rem, 3vw, 2.3rem);
}

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

.card {
  background: linear-gradient(160deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
  border-radius: 0.8rem;
  padding: 1.2rem;
}

.card p,
.step p,
.section-contact > p {
  color: var(--muted);
}

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

.step {
  border-top: 2px solid var(--accent);
  padding-top: 1rem;
}

.step span {
  font-family: "IBM Plex Mono", monospace;
  color: var(--accent);
}

.section-contact {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border);
  border-radius: 0.8rem;
  padding: 1.5rem;
  width: min(760px, 100%);
  margin-inline: auto;
  margin-bottom: 2rem;
}

.contact-form {
  display: grid;
  gap: 0.9rem;
  max-width: 680px;
  margin-inline: auto;
  text-align: left;
}

.form-status {
  margin: 0;
  font-size: 0.9rem;
}

.form-status.success {
  color: #2e7d4f;
}

.form-status.error {
  color: #b84343;
}

label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.95rem;
}

input,
textarea {
  width: 100%;
  background: #ffffff;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.7rem;
  font: inherit;
}

input:focus,
textarea:focus {
  outline: 2px solid var(--accent-2);
  outline-offset: 1px;
}

.site-footer {
  padding: 1rem 0 2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .card-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .site-header {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
  }

  .logo {
    position: static;
    transform: none;
  }

  .nav {
    margin-left: 0;
  }
}