/* Proven Plumbing — about page only (pro87) */

.pro87-abt-mast {
  padding: clamp(2.4rem, 5vw, 3.6rem) 0 clamp(1.6rem, 3vw, 2.2rem);
  background:
    radial-gradient(ellipse 50% 65% at 92% 8%, color-mix(in srgb, var(--pro87-rose) 14%, transparent), transparent 60%),
    linear-gradient(180deg, #16181c 0%, var(--pro87-bg) 100%);
  border-bottom: 1px solid var(--pro87-line);
}

.pro87-abt-mast-inner {
  display: grid;
  gap: 0.75rem;
  max-width: 40rem;
}

.pro87-abt-mast h1 {
  margin: 0;
  font-size: clamp(1.75rem, 3.4vw, 2.45rem);
  max-width: 16ch;
}

.pro87-abt-mast .pro87-lede {
  font-size: 1.02rem;
  max-width: 48ch;
}

/* Compact owner / legal / location — splitimage */
.pro87-abt-story {
  padding: clamp(2.2rem, 5vw, 3.5rem) 0;
  background: var(--pro87-bg);
}

.pro87-abt-story-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 1.75rem 2.25rem;
  align-items: center;
}

.pro87-abt-photo {
  margin: 0;
  border: 1px solid var(--pro87-line);
  overflow: hidden;
  background: var(--pro87-surf);
}

.pro87-abt-photo img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  object-position: center;
}

.pro87-abt-story-copy {
  display: grid;
  gap: 0.85rem;
  align-content: start;
}

.pro87-abt-story-copy h2 {
  margin: 0;
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
}

.pro87-abt-story-copy > p {
  margin: 0;
  color: var(--pro87-soft);
  max-width: 42ch;
}

.pro87-abt-facts {
  display: grid;
  gap: 0;
  margin: 0.35rem 0 0;
  padding: 0;
}

.pro87-abt-facts > div {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  gap: 0.65rem;
  padding: 0.55rem 0;
  border-top: 1px solid var(--pro87-line);
  align-items: baseline;
}

.pro87-abt-facts dt {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pro87-rose);
}

.pro87-abt-facts dd {
  margin: 0;
  color: var(--pro87-ink);
  font-size: 0.95rem;
}

.pro87-abt-facts a {
  color: var(--pro87-ink);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--pro87-rose) 55%, transparent);
}

.pro87-abt-facts a:hover {
  color: var(--pro87-rose);
}

/* Diagnostic principles */
.pro87-abt-principles {
  padding: clamp(2.4rem, 5vw, 3.75rem) 0;
  background: var(--pro87-surf);
  border-top: 1px solid var(--pro87-line);
  border-bottom: 1px solid var(--pro87-line);
}

.pro87-abt-principles-head {
  display: grid;
  gap: 0.7rem;
  margin-bottom: clamp(1.4rem, 3vw, 2rem);
  max-width: 40rem;
}

.pro87-abt-principles-head h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
}

.pro87-abt-principle-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
}

.pro87-abt-principle-list > li {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 0.35rem 0.9rem;
  align-content: start;
  padding: 1.1rem 1.15rem 1.2rem;
  background: var(--pro87-bg);
  border: 1px solid var(--pro87-line);
  border-left: 3px solid var(--pro87-rose);
}

.pro87-abt-principle-num {
  grid-row: 1 / span 2;
  align-self: start;
  font-family: 'Domine', Georgia, serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--pro87-rose);
  letter-spacing: 0.04em;
  line-height: 1.2;
  padding-top: 0.15rem;
}

.pro87-abt-principle-body {
  display: grid;
  grid-template-rows: auto auto;
  gap: 0.4rem;
  min-width: 0;
}

.pro87-abt-principle-body h3 {
  margin: 0;
  font-size: 1.05rem;
}

.pro87-abt-principle-body p {
  margin: 0;
  color: var(--pro87-soft);
  font-size: 0.94rem;
}

/* Contact band */
.pro87-abt-band {
  padding: clamp(2rem, 4vw, 2.75rem) 0;
  background:
    linear-gradient(105deg, #0d0f12 0%, #171a20 55%, color-mix(in srgb, var(--pro87-rose) 12%, #121416) 100%);
}

.pro87-abt-band-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) auto;
  gap: 1.25rem;
  align-items: center;
}

.pro87-abt-band-copy {
  display: grid;
  gap: 0.45rem;
}

.pro87-abt-band-copy h2 {
  margin: 0;
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
}

.pro87-abt-band-copy p {
  margin: 0;
  color: var(--pro87-soft);
  max-width: 42ch;
}

.pro87-abt-band-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: flex-end;
}

@media (max-width: 960px) {
  .pro87-abt-story-grid {
    grid-template-columns: 1fr;
  }

  .pro87-abt-photo img {
    max-height: 320px;
  }

  .pro87-abt-principle-list {
    grid-template-columns: 1fr;
  }

  .pro87-abt-band-inner {
    grid-template-columns: 1fr;
  }

  .pro87-abt-band-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .pro87-abt-mast h1 {
    max-width: none;
  }

  .pro87-abt-facts > div {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .pro87-abt-principle-list > li {
    grid-template-columns: auto 1fr;
    padding: 1rem 0.95rem 1.1rem;
  }

  .pro87-abt-band-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .pro87-abt-band-actions .pro87-btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pro87-abt-photo img {
    scroll-margin: 0;
  }
}