:root {
  --abc: #35c6bd;
  --abc-deep: #138f91;
  --abc-soft: #a7f4ed;
}

.brand-abc { color: var(--abc); }

body.abc-page,
body.abc-manual {
  background:
    radial-gradient(circle at 78% 0, rgba(53, 198, 189, .14), transparent 34rem),
    linear-gradient(180deg, #06131a 0, #030a11 34rem, #01060b 100%);
}

.abc-page .eyebrow,
.abc-page .kicker,
.abc-manual .kicker,
.abc-manual .version-badge,
.abc-manual .breadcrumb a { color: var(--abc-soft); }

.abc-page .eyebrow {
  border-color: rgba(53, 198, 189, .45);
  background: rgba(53, 198, 189, .09);
}

.abc-page .eyebrow::before {
  background: var(--abc);
  box-shadow: 0 0 14px rgba(53, 198, 189, .85);
}

.abc-page .hero-copy h1 span { color: var(--abc); }

.button.abc-button,
.abc-page .button.primary,
.abc-manual .button.primary {
  border-color: #4bd6cf;
  background: linear-gradient(135deg, var(--abc), var(--abc-deep));
  box-shadow: 0 15px 42px rgba(19, 143, 145, .3);
}

.abc-page .button:hover,
.abc-manual .button:hover {
  border-color: #68e8e0;
  background-color: rgba(53, 198, 189, .09);
}

.abc-page .product-hero::before { background: rgba(53, 198, 189, .14); }
.abc-page .feature-icon { color: var(--abc); background: rgba(53, 198, 189, .11); }
.abc-page .step-card::before,
.abc-manual .procedure li::before { background: var(--abc-deep); }
.abc-page .requirement span:first-child { color: var(--abc); }

.abc-card-accent {
  border-color: rgba(53, 198, 189, .45) !important;
  background: linear-gradient(145deg, rgba(10, 48, 53, .94), rgba(6, 20, 28, .96)) !important;
}

.abc-home-media img { object-position: center; }

.store-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 14px;
}

.store-actions > .button {
  min-height: 60px;
  align-self: stretch;
}

.app-store-badge {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  border-radius: 10px;
  vertical-align: middle;
  transition: filter .2s ease, transform .2s ease;
}

.app-store-badge:hover {
  filter: brightness(1.12);
  transform: translateY(-2px);
}

.app-store-badge:focus-visible { outline-offset: 5px; }

.app-store-badge img {
  display: block;
  width: 180px;
  height: 60px;
}

.app-store-note {
  margin: 11px 0 0;
  color: var(--muted);
  font-size: .92rem;
}

.app-store-note strong { color: var(--abc-soft); }

.store-actions-compact {
  justify-content: flex-end;
}

.store-actions-compact .app-store-note {
  flex-basis: 100%;
  margin-top: -4px;
  text-align: right;
}

.manual-store-callout {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 22px;
  margin: 24px 0 30px;
  padding: 22px;
  border: 1px solid rgba(53, 198, 189, .4);
  border-radius: 16px;
  background: rgba(53, 198, 189, .08);
}

.manual-store-callout p { margin: 0; }
.manual-content a:not(.manual-card):not(.page-nav a):not(.app-store-badge) { color: var(--abc-soft); }

.abc-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1.2fr);
  align-items: center;
  gap: 14px;
  margin: 30px 0;
}

.abc-flow-node {
  min-height: 122px;
  padding: 20px;
  border: 1px solid rgba(53, 198, 189, .34);
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(13, 43, 49, .92), rgba(6, 20, 28, .95));
}

.abc-flow-node strong { display: block; margin-bottom: 7px; font-size: 1.05rem; }
.abc-flow-node span { color: var(--muted); font-size: .9rem; line-height: 1.55; }
.abc-flow-arrow { color: var(--abc); font-size: 1.45rem; font-weight: 850; }

.abc-formula {
  margin: 24px 0;
  padding: 26px;
  border: 1px solid rgba(53, 198, 189, .4);
  border-radius: 17px;
  color: white;
  background: rgba(53, 198, 189, .08);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  font-weight: 780;
  letter-spacing: -.03em;
  text-align: center;
}

.abc-manual .manual-hero {
  background: radial-gradient(circle at 80% 20%, rgba(53, 198, 189, .16), transparent 30rem);
}

.abc-manual .manual-nav a[aria-current="page"] {
  border-left-color: var(--abc);
  background: rgba(53, 198, 189, .09);
}

.abc-manual .manual-card:hover,
.abc-manual .page-nav a:hover {
  border-color: var(--abc-deep);
  background: rgba(10, 45, 50, .72);
}

.abc-manual .version-badge { border-color: rgba(53, 198, 189, .45); }
.abc-manual .signal-node:not(:last-child)::after { color: var(--abc); }

.about-products.three-products { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.about-products .abc-about-card { border-color: rgba(53, 198, 189, .32); }
.about-products .abc-about-card:hover { border-color: var(--abc); }

@media (max-width: 1040px) {
  .about-products.three-products { grid-template-columns: 1fr; }
}

@media (max-width: 800px) {
  .abc-manual .manual-nav a[aria-current="page"] {
    border-left-color: transparent;
    border-bottom-color: var(--abc);
  }
}

@media (max-width: 700px) {
  .abc-flow { grid-template-columns: 1fr; }
  .abc-flow-arrow { justify-self: center; transform: rotate(90deg); }
  .store-actions,
  .store-actions-compact { justify-content: center; }
  .store-actions-compact .app-store-note { text-align: center; }
  .manual-store-callout { grid-template-columns: 1fr; justify-items: start; }
}