:root {
  --bg: #eef2f7;
  --surface: #ffffff;
  --surface-alt: #f7f9fc;
  --text: #152235;
  --muted: #5c6b80;
  --line: #d7dfeb;
  --primary: #133a63;
  --primary-strong: #0d2a47;
  --accent: #7c93ad;
  --warning-bg: #f3f6fa;
  --warning-line: #9fb2c7;
  --shadow: 0 18px 40px rgba(15, 32, 56, 0.08);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --max-width: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(124, 147, 173, 0.16), transparent 28%),
    radial-gradient(circle at top right, rgba(19, 58, 99, 0.08), transparent 24%),
    linear-gradient(180deg, #f8fafd 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.6;
}

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

button {
  font: inherit;
}

.site-shell {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
  padding: 30px 0 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(215, 223, 235, 0.92);
  border-radius: 20px;
  backdrop-filter: blur(10px);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  filter: drop-shadow(0 4px 10px rgba(18, 56, 95, 0.1));
}

.brand-text {
  display: grid;
  gap: 4px;
}

.brand-text .eyebrow {
  margin: 0;
}

.brand-text h1 {
  font-size: clamp(1.12rem, 1.7vw, 1.38rem);
  line-height: 1.05;
}

.topbar h1,
.hero h2,
section h2,
section h3 {
  margin: 0;
  letter-spacing: -0.03em;
}

.eyebrow,
.section-tag,
.notice-label,
.mini-label,
.stat-label,
.process-step {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  font-weight: 700;
}

.eyebrow,
.section-tag,
.stat-label,
.mini-label,
.section-summary {
  color: var(--muted);
}

.site-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.site-nav a,
.menu-toggle {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.82);
  padding: 9px 13px;
  border-radius: 999px;
  color: var(--text);
}

.site-nav a[aria-current="page"] {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.menu-toggle {
  display: none;
  cursor: pointer;
}

.card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(215, 223, 235, 0.88);
  border-radius: var(--radius-lg);
  box-shadow: 0 18px 45px rgba(15, 32, 56, 0.07), 0 2px 10px rgba(15, 32, 56, 0.03);
  padding: 32px;
  margin-bottom: 22px;
  backdrop-filter: blur(8px);
}

.card-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.95fr);
  gap: 28px;
  align-items: start;
  position: relative;
  overflow: hidden;
}

.card-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 88% 12%, rgba(19, 58, 99, 0.08), transparent 24%),
    linear-gradient(135deg, rgba(247, 249, 252, 0.86), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.hero-copy {
  display: grid;
  gap: 18px;
  position: relative;
  z-index: 1;
}

.hero h2 {
  font-size: clamp(2.25rem, 4vw, 4.4rem);
  line-height: 0.98;
  max-width: 11ch;
  text-wrap: pretty;
}

.lead {
  font-size: 1.1rem;
  color: #24344c;
  max-width: 52ch;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 13px 18px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover,
.site-nav a:hover,
.menu-toggle:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 12px 24px rgba(19, 58, 99, 0.18);
}

.button-primary:hover {
  background: var(--primary-strong);
}

.button-secondary {
  background: #fff;
  border-color: var(--line);
  color: var(--text);
}

.hero-sidebar,
.stack-lg {
  display: grid;
  gap: 18px;
}

.hero-sidebar {
  position: relative;
  z-index: 1;
}

.hero-sidebar .stat-grid {
  gap: 12px;
}

.notice-panel,
.disclosure-panel {
  background: var(--warning-bg);
  border: 1px solid var(--warning-line);
  border-radius: var(--radius-md);
  padding: 18px;
}

.notice-critical {
  border-left: 5px solid var(--primary);
}

.notice-label {
  color: var(--primary);
  margin-bottom: 10px;
}

.stat-grid,
.feature-grid,
.process-grid {
  display: grid;
  gap: 14px;
}

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

.stat-card,
.feature-card,
.process-card {
  background: linear-gradient(180deg, rgba(247, 249, 252, 0.96), rgba(255, 255, 255, 0.98));
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 18px;
}

.stat-card {
  border-left: 3px solid rgba(19, 58, 99, 0.22);
}

.feature-card h3,
.process-card h3,
.stat-card strong {
  color: var(--primary-strong);
}

.stat-card strong,
.founder-card strong {
  display: block;
  margin-top: 6px;
  color: var(--primary-strong);
}

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

.founder-card {
  min-height: 100%;
}

.founder-card-shared {
  background: linear-gradient(180deg, #f7f9fc 0%, #eef3f9 100%);
}

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

.section-grid,
.split-section,
.section-head,
.callout-band,
.contact-card {
  display: grid;
  gap: 22px;
}

.section-grid,
.split-section {
  grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.25fr);
}

.callout-band {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  background: linear-gradient(135deg, #f8fafd, #eef3f9);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px;
}

.section-accent {
  background: linear-gradient(180deg, rgba(248, 250, 253, 0.98), rgba(255, 255, 255, 0.98));
}

.section-ink {
  background: linear-gradient(145deg, #153a62, #0e2945);
  color: #f5f8fc;
  border-color: rgba(19, 58, 99, 0.75);
}

.section-ink .section-tag,
.section-ink .section-summary,
.section-ink .mini-label,
.section-ink .stat-label {
  color: rgba(226, 235, 245, 0.76);
}

.section-ink h2,
.section-ink h3,
.section-ink p,
.section-ink strong {
  color: #f5f8fc;
}

.section-ink .callout-band,
.section-ink .notice-panel {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(226, 235, 245, 0.18);
}

.section-ink .notice-label {
  color: #dce7f2;
}

.section-cta {
  background: linear-gradient(135deg, #f7fafc 0%, #eef4fa 55%, #e7eef7 100%);
}

.section-cta h2 {
  max-width: 18ch;
}

.section-summary {
  max-width: 44ch;
}

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

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

.process-step {
  color: var(--primary);
  display: inline-block;
  margin-bottom: 12px;
}

.disclosure-panel[hidden] {
  display: none;
}

.site-footer {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 8px;
  padding: 24px 4px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.card-lite {
  background: transparent;
  box-shadow: none;
}

.site-footer p,
.site-footer strong {
  margin: 0 0 8px;
}

.footer-label {
  margin: 0 0 6px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
}

@media (max-width: 920px) {
  .card-hero,
  .section-grid,
  .split-section,
  .process-grid,
  .process-grid-tight,
  .feature-grid,
  .callout-band,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .hero h2 {
    max-width: none;
  }
}

@media (max-width: 720px) {
  .site-shell {
    width: min(calc(100% - 20px), var(--max-width));
    padding-top: 18px;
  }

  .topbar {
    align-items: start;
  }

  .brand-lockup {
    align-items: flex-start;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav.is-open {
    display: flex;
  }

  .card {
    padding: 22px;
    border-radius: 20px;
  }

  .hero-actions,
  .contact-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}