/* ---- Base styles ---- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: #0f172a;
  background: radial-gradient(circle at top, #eff6ff 0, #ffffff 55%);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---- Header ---- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, #ffffff 85%, transparent);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.25rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

.logo-mark {
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 999px;
  background: radial-gradient(circle at 20% 20%, #38bdf8, #4f46e5);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.logo-text {
  color: #0f172a;
}

.nav {
  display: flex;
  gap: 1.25rem;
  font-size: 0.9rem;
}

.nav-link {
  position: relative;
  color: #64748b;
  padding-bottom: 0.1rem;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #38bdf8, #4f46e5);
  transition: width 0.18s ease-out;
}

.nav-link:hover {
  color: #0f172a;
}

.nav-link:hover::after {
  width: 100%;
}

/* ---- Hero ---- */

.hero {
  padding: 4.5rem 0 3.5rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: #38bdf8;
  font-weight: 600;
  margin: 0 0 0.75rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 3vw + 1rem, 3.2rem);
  line-height: 1.05;
  margin: 0 0 1rem;
}

.hero-subtitle {
  margin: 0 0 1.8rem;
  color: #4b5563;
  max-width: 32rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
}

.btn-primary,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease-out, box-shadow 0.15s ease-out,
    background 0.15s ease-out, border-color 0.15s ease-out,
    color 0.15s ease-out;
}

.btn-primary {
  background: linear-gradient(135deg, #38bdf8, #4f46e5);
  color: #ffffff;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.16);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.22);
}

.btn-ghost {
  border-color: rgba(148, 163, 184, 0.6);
  color: #0f172a;
  background: rgba(255, 255, 255, 0.7);
}

.btn-ghost:hover {
  background: #e5f0ff;
  border-color: #93c5fd;
}

.hero-card {
  background: rgba(255, 255, 255, 0.96);
  border-radius: 1.4rem;
  padding: 1.6rem 1.6rem 1.4rem;
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: 0 22px 45px rgba(15, 23, 42, 0.15);
  position: relative;
}

.hero-card-badge {
  position: absolute;
  top: 1.1rem;
  right: 1.25rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #0f172a;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: rgba(248, 250, 252, 0.9);
  border: 1px dashed rgba(148, 163, 184, 0.7);
}

.hero-card h2 {
  margin-top: 0.3rem;
  margin-bottom: 0.75rem;
  font-size: 1.2rem;
}

.hero-card p {
  margin-top: 0;
  margin-bottom: 1rem;
  color: #4b5563;
  font-size: 0.95rem;
}

.hero-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.9rem;
  color: #374151;
}

.hero-list li + li {
  margin-top: 0.4rem;
}

.hero-list li::before {
  content: "•";
  color: #4f46e5;
  margin-right: 0.4rem;
}

/* ---- Sections ---- */

.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: rgba(248, 250, 252, 0.85);
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
  gap: 2.5rem;
  align-items: flex-start;
}

.two-column h2 {
  margin-top: 0;
  font-size: 1.6rem;
}

.body-text {
  color: #4b5563;
  font-size: 0.98rem;
  line-height: 1.7;
}

.body-text p {
  margin-top: 0;
  margin-bottom: 0.9rem;
}

.section-heading {
  margin-top: 0;
  margin-bottom: 1.7rem;
  font-size: 1.5rem;
  text-align: left;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.card {
  background: #ffffff;
  border-radius: 1rem;
  padding: 1.25rem 1.3rem;
  border: 1px solid rgba(203, 213, 225, 0.9);
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.05);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.6rem;
  font-size: 1rem;
}

.card p {
  margin: 0;
  color: #4b5563;
  font-size: 0.95rem;
}

.updates {
  max-width: 40rem;
}

.updates h2 {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.updates p {
  margin-top: 0;
  margin-bottom: 0.9rem;
  color: #4b5563;
}

.muted {
  color: #9ca3af;
  font-size: 0.9rem;
}

/* ---- Footer ---- */

.site-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(248, 250, 252, 0.95);
  margin-top: 1.5rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem 1.25rem;
  font-size: 0.82rem;
  color: #6b7280;
}

.footer-brand {
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #4b5563;
}

.footer-copy {
  text-align: right;
}

/* ---- Responsive ---- */

@media (max-width: 900px) {
  .header-inner {
    padding-inline: 1rem;
  }

  .nav {
    gap: 0.9rem;
    font-size: 0.82rem;
  }

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

  .hero-card {
    order: -1;
  }

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

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

@media (max-width: 640px) {
  .site-header {
    position: static;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .hero {
    padding: 2.7rem 0 2.4rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-card {
    margin-top: 0.5rem;
  }

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

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
  }
}