:root {
  --bg: #f2f4f7;
  --surface: #ffffff;
  --surface-soft: #eef2f6;
  --text: #10151b;
  --muted: #4a5563;
  --line: #d8e0e8;
  --accent: #0e6ba8;
  --accent-deep: #084d7b;
  --radius-lg: 18px;
  --radius-md: 12px;
  --container: 1080px;
}

* {
  box-sizing: border-box;
}

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

body {
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 85% 0%, #d6e7f5 0%, transparent 42%),
    radial-gradient(circle at 0% 0%, #e2ebf2 0%, transparent 35%), var(--bg);
  line-height: 1.6;
  min-height: 100vh;
}

.page-glow {
  position: fixed;
  inset: auto -15vw -30vh auto;
  width: 60vw;
  height: 60vw;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(14, 107, 168, 0.12) 0%, transparent 62%);
  pointer-events: none;
  z-index: -1;
}

.site-header,
main,
.site-footer {
  width: min(100% - 2.25rem, var(--container));
  margin-inline: auto;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.brand-mark {
  width: 0.95rem;
  height: 0.95rem;
  border-radius: 3px;
  background: linear-gradient(145deg, var(--accent), #2f91d0);
  box-shadow: 0 0 0 6px rgba(14, 107, 168, 0.12);
}

.brand-text {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 700;
}

.header-link {
  color: var(--accent-deep);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
}

.section {
  margin: 1.7rem 0;
  background: color-mix(in srgb, var(--surface) 84%, #edf3f8 16%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.45rem, 3.2vw, 2.6rem);
  box-shadow: 0 22px 35px -30px rgba(16, 21, 27, 0.45);
  animation: rise 0.55s ease both;
}

.hero {
  margin-top: 0.8rem;
}

.eyebrow {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--accent-deep);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.2;
}

h1 {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  margin-top: 0.8rem;
  font-size: clamp(2rem, 5.1vw, 3.65rem);
  max-width: 14ch;
}

h2 {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: clamp(1.42rem, 2.2vw, 2rem);
}

.hero-copy {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.05rem;
  margin: 1rem 0 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.35rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  padding: 0.72rem 1.15rem;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(145deg, var(--accent), #0a5f95);
  color: #f9fdff;
  box-shadow: 0 10px 20px -14px rgba(8, 77, 123, 0.78);
}

.btn-primary:hover {
  background: linear-gradient(145deg, #0e77bb, #0a5f95);
}

.btn-secondary {
  color: var(--accent-deep);
  border-color: color-mix(in srgb, var(--accent) 42%, white 58%);
  background: #f4faff;
}

.features h2,
.faq h2,
.cta h2 {
  margin-bottom: 1.1rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.95rem;
}

.feature-card {
  padding: 1.1rem;
  border-radius: var(--radius-md);
  background: linear-gradient(170deg, var(--surface-soft), #f6f9fb);
  border: 1px solid #dfe7ef;
}

.feature-card h3 {
  font-size: 1.06rem;
}

.feature-card p {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.faq-list {
  display: grid;
  gap: 0.72rem;
}

details {
  border: 1px solid #d6e0e9;
  border-radius: 10px;
  background: #f9fcff;
  padding: 0.8rem 0.95rem;
}

summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  position: relative;
  padding-right: 1.25rem;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: -1px;
  color: var(--accent-deep);
  font-size: 1.1rem;
  font-weight: 700;
}

details[open] summary::after {
  content: "−";
}

details p {
  margin: 0.6rem 0 0;
  color: var(--muted);
}

.cta {
  text-align: center;
  background: linear-gradient(160deg, #f8fbff, #edf3f9);
}

.cta p {
  max-width: 56ch;
  margin: 0.8rem auto 1.25rem;
  color: var(--muted);
}

.site-footer {
  padding: 0.8rem 0 1.8rem;
}

.site-footer p {
  margin: 0;
  color: #546273;
  font-size: 0.92rem;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-header,
  main,
  .site-footer {
    width: min(100% - 1.35rem, var(--container));
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .header-link {
    display: none;
  }

  .section {
    margin: 1rem 0;
  }

  h1 {
    max-width: none;
  }
}