.page-bands {
  --band-ink: #0c1116;
  --band-slate: #141b22;
  --band-forest: #101814;
  --band-graphite: #16141c;
  --band-dusk: #121820;
  background: var(--band-ink);
}

.page-bands .wrap.wide {
  max-width: none;
  padding: 0 0 0;
}

.page-bands .site-head {
  width: 90vw;
  max-width: 90vw;
  margin: 0 0 0;
  margin-left: calc(50% - 45vw);
  padding: 10px 0 12px;
  background: rgba(12, 17, 22, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  box-shadow: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.page-bands .band-inner,
.page-bands .site-head > .nav-tree {
  width: min(1080px, calc(100% - 48px));
  margin-left: auto;
  margin-right: auto;
}

.page-bands .site-head .band-inner {
  width: 100%;
  max-width: none;
}

.page-bands .site-head .brand {
  width: min(1080px, 100%);
  margin-left: auto;
  margin-right: auto;
}

.page-bands .page-inner {
  width: min(1080px, calc(100% - 48px));
  margin: 0 auto;
  padding: 28px 0 0;
}

.page-bands .page-inner--narrow {
  width: min(720px, calc(100% - 48px));
}

.page-bands .page-inner .card {
  margin: 16px 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  background: var(--card);
}

.page-bands .btn {
  border-radius: 980px;
  padding: 12px 22px;
  font-weight: 650;
}

.page-bands h1,
.page-bands h2,
.page-bands .brand-name {
  letter-spacing: -0.03em;
}

.page-bands .band {
  width: 100%;
  padding: 80px 0;
}

.page-bands .band--ink { background: var(--band-ink); }
.page-bands .band--slate { background: var(--band-slate); }
.page-bands .band--forest { background: var(--band-forest); }
.page-bands .band--graphite { background: var(--band-graphite); }
.page-bands .band--dusk { background: var(--band-dusk); }

.page-bands .band-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 8px;
}

.page-bands .band--center .band-head,
.page-bands .diag-cta-banner .band-head {
  align-items: center;
  text-align: center;
}

.page-bands .diag-cta-banner {
  margin: 0;
  padding: 88px 0;
  border: 0;
  border-radius: 0;
  background: var(--band-forest);
  text-align: center;
}

.page-bands .diag-cta-banner .btn-row {
  justify-content: center;
}

.page-bands .lesson-try-block,
.page-bands .product-hero,
.page-bands .whyus,
.page-bands .system-section,
.page-bands .choose-section,
.page-bands .home-preview-strip,
.page-bands .home-hero,
.page-bands .final-cta,
.page-bands .article.product-story,
.page-bands .card,
.page-bands .free-banner {
  margin: 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.page-bands .lesson-try-block {
  padding: 80px 0;
  background: var(--band-slate);
}

.page-bands .product-hero,
.page-bands .home-hero {
  padding: 88px 0;
  background: var(--band-ink);
}

.page-bands .whyus {
  padding: 80px 0;
  background: var(--band-graphite);
}

.page-bands .system-section,
.page-bands .choose-section {
  padding: 80px 0;
  background: var(--band-dusk);
}

.page-bands .home-preview-strip,
.page-bands .article.product-story,
.page-bands .explain-map-band {
  padding: 80px 0;
  background: var(--band-slate);
  border: 0;
  border-radius: 0;
}

.page-bands .final-cta,
.page-bands .card,
.page-bands .free-banner {
  padding: 72px 0;
  background: var(--band-forest);
}

.page-bands .bank-audit-note {
  width: min(1080px, calc(100% - 48px));
  margin: 0 auto;
  padding: 18px 0 0;
}

.page-bands .footer-links,
.page-bands footer {
  width: min(1080px, calc(100% - 48px));
  margin-left: auto;
  margin-right: auto;
  padding: 28px 0 48px;
}

.page-bands .block-icon {
  width: 44px;
  height: 44px;
  display: block;
  color: #7dcea0;
  flex: 0 0 auto;
}

.page-bands .block-icon--sm {
  width: 28px;
  height: 28px;
}

.page-bands .system-grid article,
.page-bands .product-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-bands .home-hero,
.page-bands .product-hero,
.page-bands .home-preview-strip,
.page-bands .choose-section,
.page-bands .system-section,
.page-bands .whyus,
.page-bands .final-cta,
.page-bands .lesson-try-block,
.page-bands .diag-cta-banner,
.page-bands .article.product-story,
.page-bands .explain-map-band,
.page-bands .card,
.page-bands .free-banner {
  display: block;
}

.page-bands .product-hero .band-inner,
.page-bands .home-hero .band-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(240px, 0.8fr);
  gap: 40px;
  align-items: center;
}

.page-bands .product-hero > .band-inner > div:only-child,
.page-bands .product-hero.solo .band-inner {
  grid-template-columns: 1fr;
}

.page-bands .feat-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  padding: 0;
  list-style: none;
}

.page-bands .feat-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

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

.page-bands .bank-audit-note {
  text-align: left;
}

.page-bands .explain-map .bank-audit-note {
  width: 100%;
  max-width: none;
  margin: 14px 0 0;
  padding: 12px 14px;
}

@media (max-width: 820px) {
  .page-bands .band,
  .page-bands .diag-cta-banner,
  .page-bands .lesson-try-block,
  .page-bands .product-hero,
  .page-bands .home-hero,
  .page-bands .whyus,
  .page-bands .system-section,
  .page-bands .choose-section,
  .page-bands .home-preview-strip,
  .page-bands .article.product-story,
  .page-bands .explain-map-band,
  .page-bands .final-cta,
  .page-bands .card,
  .page-bands .free-banner {
    padding: 56px 0;
  }
  .page-bands .product-hero .band-inner,
  .page-bands .home-hero .band-inner {
    grid-template-columns: 1fr;
  }
  .page-bands .feat-list,
  .page-bands .product-grid,
  .page-bands .home-preview-grid { grid-template-columns: 1fr; }
}

@media (max-width: 880px) {
  .page-bands .site-head {
    width: 90vw;
    max-width: 90vw;
    margin-left: calc(50% - 45vw);
  }
  .page-bands .site-head > .nav-tree {
    display: block;
    margin: 0 auto 10px;
  }

  .page-bands .site-head .band-inner > .nav-tree {
    margin: 10px 0 0;
  }
}