.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  border-bottom: 1px solid rgba(21, 21, 21, 0.08);
  background: var(--header);
  padding: 14px 6vw;
  backdrop-filter: blur(18px);
}

.brand img {
  width: 128px;
  height: auto;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 26px;
  color: var(--ink-soft);
  font-size: 0.94rem;
}

.site-nav a {
  position: relative;
  border-radius: 8px;
  padding: 8px 0;
  transition: color 180ms ease, background 180ms ease;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: center;
  background: var(--ink);
  content: "";
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.site-nav a.is-active {
  color: var(--ink);
}

.hero {
  position: relative;
  display: grid;
  min-height: calc(100vh - 84px);
  grid-template-columns: minmax(460px, 0.9fr) minmax(620px, 1.2fr);
  align-items: center;
  gap: 0;
  overflow: hidden;
  background: var(--mist);
  padding: 96px 3.2vw 104px 6vw;
}

.hero::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: var(--line);
  content: "";
}

.hero__copy {
  position: relative;
  z-index: 3;
  max-width: 820px;
  margin-right: -10vw;
}

.hero__lead {
  margin-top: 24px;
  color: var(--ink-soft);
  font-size: 1.2rem;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 36px;
}

.hero__visual {
  position: relative;
  z-index: 1;
  min-height: 650px;
  margin-left: -7vw;
  padding-bottom: 42px;
}

.hero__visual::after {
  position: absolute;
  z-index: 0;
  right: 2%;
  bottom: 6%;
  width: 78%;
  height: 32px;
  border-radius: 8px;
  background: rgba(21, 21, 21, 0.06);
  content: "";
  filter: blur(18px);
}

.story {
  background: var(--white);
}

.story-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  align-items: center;
  gap: 42px;
  max-width: 1120px;
  margin: 0 auto;
}

.features {
  background: #f6f8f7;
}

.themes {
  background: var(--paper);
}

.how {
  background: var(--white);
}

.context {
  background: #f2f7f8;
}

.mission {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 0.7fr);
  align-items: center;
  gap: 64px;
  background: var(--paper);
}

.mission__text {
  max-width: 720px;
}

.mission__text p:not(.eyebrow) {
  margin-top: 22px;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.mission__art {
  margin: 0;
}

.mission__art img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.buy {
  display: grid;
  grid-template-columns: minmax(360px, 0.95fr) minmax(0, 0.75fr);
  align-items: center;
  gap: 64px;
  background: var(--white);
}

.buy__visual {
  min-width: 0;
}

.buy__content {
  max-width: 560px;
}

.buy__subtitle {
  margin-top: 12px;
  color: var(--green);
  font-weight: 800;
}

.buy__content > p:not(.eyebrow):not(.buy__subtitle):not(.secure-note) {
  margin-top: 20px;
  color: var(--ink-soft);
}

.final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--ink);
  color: var(--white);
  padding: 54px 6vw;
}

.final-cta p {
  max-width: 620px;
  font-family: var(--serif);
  font-size: 2rem;
  line-height: 1.15;
}

.site-footer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  border-top: 1px solid var(--line);
  background: var(--paper);
  padding: 28px 6vw;
}

.site-footer img {
  width: 112px;
  height: auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-links button {
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  padding: 6px 4px;
}