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

html {
  scroll-behavior: smooth;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

.shell {
  width: min(100% - 2rem, var(--shell));
  margin: 0 auto;
}

.narrow-shell {
  width: min(100%, 44rem);
}

.narrow-text {
  max-width: 48rem;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 200;
  padding: 0.75rem 1rem;
  background: var(--color-primary);
  color: var(--color-white);
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 245, 255, 0.86);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(14px);
  transition: box-shadow 160ms ease, border-color 160ms ease,
    background 160ms ease;
}

.site-header.is-scrolled {
  box-shadow: 0 12px 30px var(--color-shadow);
  border-color: var(--color-border);
  background: rgba(255, 255, 255, 0.92);
}

.header-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.75rem;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--color-primary);
}

.hero-brand-mark {
  width: min(100%, 24rem);
  margin: 0 auto 1.5rem;
  filter: drop-shadow(0 18px 40px rgba(16, 10, 41, 0.28));
}

.site-nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.site-nav a {
  position: relative;
  text-decoration: none;
  color: var(--color-text);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.35rem;
  height: 2px;
  border-radius: 999px;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 160ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-nav a[aria-current="page"] {
  color: var(--color-primary);
  font-weight: 700;
}

.nav-toggle {
  display: none;
}

.hero,
.page-hero,
.section,
.quote-band {
  padding: var(--space-7) 0;
}

.hero-home {
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
  color: var(--color-white);
}

.hero-home::before {
  content: "";
  position: absolute;
  inset: auto -8% -24% 48%;
  height: 28rem;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.16),
    rgba(255, 255, 255, 0.02) 55%,
    transparent 70%
  );
  pointer-events: none;
}

.hero-home h1,
.hero-home .hero-subhead {
  color: var(--color-white);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-5);
  align-items: center;
}

.hero-subhead {
  margin-top: -0.25rem;
  color: rgba(255, 255, 255, 0.82);
  font-family: var(--font-display);
  font-size: 1.4rem;
}

.hero-copy {
  max-width: 36rem;
}

.hero-panel {
  padding: var(--space-5);
  border: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  border-radius: var(--radius);
}

.hero-panel-brand {
  text-align: center;
}

.page-brand-mark,
.essay-brand-mark {
  width: min(100%, 8.5rem);
  margin: 0 auto 1rem;
  filter: drop-shadow(0 14px 28px rgba(18, 12, 44, 0.18));
}

.page-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(37, 109, 255, 0.08),
    rgba(125, 57, 212, 0.08),
    rgba(239, 77, 158, 0.06)
  );
  pointer-events: none;
}

.page-hero > .shell {
  position: relative;
}

.page-hero-teal {
  background: var(--gradient-hero);
  color: var(--color-white);
}

.page-hero-teal h1,
.page-hero-teal .lead {
  color: var(--color-white);
}

.page-hero-charcoal {
  background: linear-gradient(135deg, #17122b 0%, #25183e 46%, #662786 100%);
  color: var(--color-white);
}

.page-hero-charcoal h1,
.page-hero-charcoal .lead {
  color: var(--color-white);
}

.page-hero-cream {
  background:
    radial-gradient(circle at top right, rgba(239, 77, 158, 0.08), transparent 24%),
    radial-gradient(circle at top left, rgba(37, 109, 255, 0.08), transparent 26%),
    var(--gradient-shell);
}

.lead {
  color: var(--color-muted);
  font-size: 1.2rem;
}

.eyebrow {
  margin-bottom: var(--space-2);
  font-size: var(--font-size-small);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-agency);
}

.eyebrow.light {
  color: rgba(255, 255, 255, 0.76);
}

.eyebrow.accent {
  color: var(--color-accent);
}

.section-cream {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.46), rgba(255, 255, 255, 0.72)),
    radial-gradient(circle at top left, rgba(37, 109, 255, 0.04), transparent 20%);
  border-block: 1px solid var(--color-border);
}

.section-header {
  margin-bottom: var(--space-5);
}

.section-subhead {
  color: var(--color-muted);
}

.card-grid {
  display: grid;
  gap: var(--space-4);
}

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

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

.card-grid-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.quote-band {
  background: linear-gradient(120deg, #1f1740 0%, #4b2ca0 54%, #a72f8b 100%);
  color: var(--color-white);
}

.quote-band-text {
  margin-bottom: 0.5em;
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-style: italic;
}

.quote-band-source {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
}

.section-cta {
  margin: 1.5rem 0 0;
}

.site-footer {
  padding: var(--space-6) 0;
  background:
    radial-gradient(circle at top left, rgba(37, 109, 255, 0.2), transparent 26%),
    linear-gradient(135deg, #161127 0%, #251a46 44%, #5e2aa0 100%);
  color: var(--color-white);
}

.footer-grid {
  display: grid;
  gap: var(--space-4);
}

.footer-grid nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-grid a {
  color: var(--color-white);
  text-decoration: none;
}

.footer-tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
}

.footer-note,
.footer-copy {
  color: rgba(255, 255, 255, 0.8);
}

.sticky-layout {
  display: grid;
  grid-template-columns: 15rem minmax(0, 1fr);
  gap: var(--space-5);
  padding-bottom: var(--space-7);
}

.side-nav {
  position: sticky;
  top: 6rem;
  align-self: start;
  display: grid;
  gap: 0.6rem;
}

.side-nav a {
  color: var(--color-muted);
  text-decoration: none;
}

.content-stack {
  display: grid;
  gap: var(--space-5);
}

.spiral-hero-block {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: var(--space-5);
  align-items: start;
}

.spiral-diagram {
  width: 100%;
  max-width: 28rem;
  margin-inline: auto;
}

.question-list strong {
  color: var(--color-primary);
}

@media (max-width: 900px) {
  .hero-grid,
  .spiral-hero-block,
  .sticky-layout {
    grid-template-columns: 1fr;
  }

  .card-grid-three,
  .card-grid-two,
  .card-grid-four {
    grid-template-columns: 1fr;
  }

  .side-nav {
    position: static;
    grid-auto-flow: column;
    overflow-x: auto;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex;
    padding: 0.6rem 0.9rem;
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.9);
    border-radius: 999px;
  }

  .site-nav {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: calc(100% + 0.5rem);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: 0 16px 40px var(--color-shadow);
  }

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