:root {
  --abp-sky-blue: #54ABDF;
  --abp-deep-blue: #03213D;
  --abp-ice-blue: #E2EEF4;
  --abp-action-orange: #FF8A3D;
  --abp-white: #FFFFFF;
}

.abp-container {
  max-width: var(--layout-max-width);
  margin: 0 auto;
  padding: 0 var(--layout-gutter);
}

.abp-text-center { text-align: center; }

.abp-h2 {
  font-size: 2.25rem;
  color: var(--abp-deep-blue);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.abp-h3 {
  font-size: 1.75rem;
  color: var(--abp-deep-blue);
  margin-top: 3rem;
  margin-bottom: 1rem;
}

.abp-h6 {
  font-size: 1.1rem;
  color: var(--abp-deep-blue);
  margin: 1.5rem 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Hero Section */
.abp-hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  color: var(--abp-white);
  overflow: hidden;
  padding: 100px 0;
}

.abp-hero__bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background-size: cover;
  background-position: center;
  z-index: -2;
}

.abp-hero::after {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(90deg, rgba(3, 33, 61, 0.85) 0%, rgba(3, 33, 61, 0.4) 100%);
  z-index: -1;
}

.abp-hero__content {
  max-width: 700px;
}

.abp-hero__title {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.abp-hero__lead {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.abp-hero__divider {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  line-height: 0;
}

/* Split Section */
.abp-intro {
  padding: 100px 0;
  background: var(--abp-white);
}

.abp-split {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.abp-media-frame {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.abp-img {
  width: 100%;
  height: auto;
  display: block;
}

.abp-media-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(rgba(3, 33, 61, 0.8), rgba(3, 33, 61, 0.95));
  color: var(--abp-white);
}

.abp-eyebrow {
  display: block;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
  color: var(--abp-sky-blue);
}

.abp-media-overlay .abp-eyebrow {
  color: var(--link-on-dark);
}

/* Services List */
.abp-services {
  padding: 80px 0;
  background: var(--abp-ice-blue);
}

.abp-service-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.abp-service-list li {
  background: var(--abp-white);
  padding: 1.5rem;
  border-radius: 8px;
  border-left: 4px solid var(--abp-sky-blue);
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--abp-deep-blue);
}

/* Visual Break */
.abp-visual-break {
  height: 400px;
  position: relative;
}

.abp-visual-bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background-size: cover;
  background-position: center fixed;
}

/* Contact & More Info */
.abp-contact {
  padding: 100px 0;
  background: var(--abp-white);
}

.abp-contact__wrapper {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.abp-contact__sub {
  font-weight: 700;
  color: var(--abp-deep-blue);
  margin-bottom: 2rem;
}

.abp-hubspot-gate {
  background: var(--abp-ice-blue);
  padding: 3rem;
  border-radius: 15px;
  margin: 2rem 0 4rem;
}

.abp-btn {
  background: var(--abp-action-orange);
  color: var(--abp-deep-blue);
  border: none;
  padding: 1rem 2.5rem;
  font-weight: 700;
  border-radius: 50px;
  cursor: pointer;
  transition: transform 0.2s ease;
  margin-top: 1.5rem;
}

.abp-btn:hover {
  transform: translateY(-2px);
}

.abp-check-list {
  list-style: none;
  padding: 0;
  text-align: left;
  max-width: 500px;
  margin: 2rem auto 0;
}

.abp-check-list li {
  padding: 0.5rem 0 0.5rem 2rem;
  position: relative;
}

.abp-check-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--abp-sky-blue);
  font-weight: 900;
}

/* Trust Section */
.abp-trust {
  padding: 60px 0;
  background: var(--abp-deep-blue);
}

.abp-trust__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 3rem;
}

.abp-trust-badge {
  height: 120px;
  width: auto;
  object-fit: contain;
}

/* Responsive */
@media (max-width: 900px) {
  .abp-hero__title { font-size: 2.5rem; }
  .abp-split {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .abp-h2 { font-size: 1.8rem; }
}

@media (max-width: 640px) {
  .abp-hero { min-height: 450px; padding: 60px 0; }
  .abp-hero__title { font-size: 2rem; }
  .abp-service-list { grid-template-columns: 1fr; }
  .abp-trust-badge { height: 80px; }
  .abp-trust__grid { gap: 1.5rem; }
}

/* Keep the editorial photo fully visible; existing caption follows it. */
main .abp-media-overlay { position: static; background: #002238; padding: 24px; }

/* Contextual image series, 2026-10-07. */
main .artbuying-series-image { display: block; width: 100%; height: auto; border-radius: 12px; scroll-margin-top: 140px; }
main .artbuying-series-figure { width: 100%; max-width: 900px; margin: 32px auto; }