/* ==========================================================================
   D-ARTIST — About Page Styles (css/pages/about.css)
   Pure Monochrome Editorial Architecture
   ========================================================================== */

.about-cinematic-header {
  text-align: center;
  max-width: 880px;
  margin: var(--space-xl) auto var(--space-3xl) auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.about-cinematic-title {
  font-size: clamp(2.4rem, 5.5vw, 4.4rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  color: #FFFFFF;
  text-transform: uppercase;
  line-height: 1.05;
}

.about-cinematic-lead {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--muted);
  line-height: 1.7;
  max-width: 720px;
}

/* Manifesto Split Layout */
.about-manifesto-split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid var(--border-subtle);
}

@media (max-width: 900px) {
  .about-manifesto-split {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

.about-manifesto-column {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.about-section-heading {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.about-prose {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.75;
}

.about-prose code {
  background: var(--surface-3);
  border: 1px solid var(--border-strong);
  padding: 2px 7px;
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--white);
}

.about-manifesto-media {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
  background: var(--surface-2);
}

.about-media-img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.about-media-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px 16px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0) 100%);
  font-size: 11.5px;
  color: #D4D4D8;
}

/* Pillars Section */
.about-pillars-section {
  margin-bottom: var(--space-3xl);
}

.about-pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.about-pillar-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all var(--transition-fast);
}

.about-pillar-card:hover {
  background: var(--surface-2);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.pillar-number {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}

.about-pillar-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: #FFFFFF;
}

.about-pillar-text {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.65;
}

.about-pillar-text code {
  background: var(--surface-3);
  border: 1px solid var(--border-strong);
  padding: 1px 6px;
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--white);
}

/* Verification Walkthrough */
.about-verification-walkthrough {
  margin-bottom: var(--space-3xl);
}

.about-verification-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: clamp(32px, 5vw, 56px);
  max-width: 860px;
  margin: 0 auto;
}

.verification-content {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.about-checklist {
  list-style: none;
  padding: 0;
  margin: 12px 0 20px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-checklist li {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
  padding-left: 20px;
  position: relative;
}

.about-checklist li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: #FFFFFF;
  font-weight: bold;
}

.about-checklist strong {
  color: #FFFFFF;
}

.verification-action {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 8px;
}