.topbar {
  width: min(var(--max), calc(100vw - 2 * var(--pad)));
  min-height: 88px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 2px;
}

.navline {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 3vw, 36px);
  color: var(--muted);
  font-size: 14px;
}

.navline > a,
.nav-group > summary {
  padding: 33px 0 29px;
  border-bottom: 2px solid transparent;
}

.navline > a.is-active,
.navline > a:hover,
.nav-group.is-active > summary,
.nav-group > summary:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.top-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
}

.hero {
  min-height: calc(100vh - 160px);
  display: grid;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.hero-minimal {
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.7fr);
  gap: clamp(28px, 7vw, 96px);
  padding: clamp(44px, 8vw, 110px) 0;
}

.hero-copy {
  min-width: 0;
}

.logo-stage {
  display: grid;
  place-items: center;
  min-height: 420px;
  border-left: 1px solid var(--line);
  padding-left: clamp(28px, 5vw, 72px);
}

.logo-stage img {
  width: min(410px, 80vw);
  filter: drop-shadow(0 30px 80px rgba(25, 25, 30, 0.20));
}

:root[data-theme="dark"] .logo-stage img,
:root[data-theme="dark"] .brand img {
  filter: brightness(0.92) contrast(1.08) drop-shadow(0 24px 70px rgba(0, 0, 0, 0.48));
}

.page-head {
  padding: clamp(56px, 9vw, 128px) 0 clamp(34px, 6vw, 78px);
  border-bottom: 1px solid var(--line);
}

.section-line,
.split-section {
  padding: clamp(44px, 7vw, 92px) 0;
  border-bottom: 1px solid var(--line);
}

.section-title {
  display: grid;
  grid-template-columns: minmax(160px, 0.34fr) minmax(0, 1fr);
  gap: clamp(22px, 5vw, 72px);
  align-items: start;
  margin-bottom: 24px;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(220px, 0.38fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 84px);
}

.align-start {
  align-items: start;
}

.footerline {
  width: min(var(--max), calc(100vw - 2 * var(--pad)));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 42px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 880px) {
  .topbar {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 18px 0;
  }

  .navline {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .navline > a,
  .nav-group > summary {
    padding: 8px 0 10px;
    white-space: nowrap;
  }

  .top-actions {
    justify-content: space-between;
  }

  .hero-minimal,
  .split-section,
  .section-title {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .logo-stage {
    min-height: 260px;
    border-left: 0;
    border-top: 1px solid var(--line);
    padding-left: 0;
    padding-top: 32px;
  }

  .footerline {
    flex-direction: column;
  }
}