/* ==========================================================================
   BarrioRadar - About Page Stylesheet
   Design System: Clean Editorial, Solid Slate/White Palette, High Contrast
   ========================================================================== */

.about-page-main {
  background-color: #FFFFFF;
  color: var(--br-color-text-main, #0F172A);
  font-family: var(--br-font-sans, 'Plus Jakarta Sans', sans-serif);
}

.about-container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --------------------------------------------------------------------------
   1. Hero Section (Photographic Mediterranean Background)
   -------------------------------------------------------------------------- */
.about-hero-section {
  position: relative;
  width: 100%;
  min-height: 480px;
  display: flex;
  align-items: center;
  background-color: #FAF8F5;
  background-image: url('../img/about-hero-mediterranean.webp');
  background-size: cover;
  background-position: right center;
  background-repeat: no-repeat;
  border-bottom: 1px solid var(--br-color-border-light, #E2E8F0);
  overflow: hidden;
  box-sizing: border-box;
  padding: 64px 0 56px;
}

.about-hero-scrim {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(90deg, #FFFFFF 0%, rgba(255, 255, 255, 0.96) 32%, rgba(255, 255, 255, 0.78) 52%, rgba(255, 255, 255, 0.25) 72%, rgba(255, 255, 255, 0) 85%);
}

.about-hero-section .about-container {
  position: relative;
  z-index: 2;
  width: 100%;
}

.about-hero-header {
  max-width: 620px;
}

.about-hero-header .section-tag {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--br-color-brand-accent, #2563EB);
  margin-bottom: 12px;
}

.about-hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.035em;
  color: var(--br-color-text-main, #0F172A);
  margin: 0 0 20px 0;
}

.about-hero-lead {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--br-color-text-secondary, #475569);
  margin: 0;
}

/* --------------------------------------------------------------------------
   2. Section A: Our Purpose
   -------------------------------------------------------------------------- */
.about-purpose-section {
  padding: 64px 0;
  border-bottom: 1px solid var(--br-color-border-light, #E2E8F0);
}

.about-purpose-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.about-purpose-text h2 {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--br-color-text-main, #0F172A);
  margin: 0 0 16px 0;
}

.about-purpose-text p {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--br-color-text-secondary, #475569);
  margin: 0 0 16px 0;
}

.about-purpose-text p:last-child {
  margin-bottom: 0;
}

.about-purpose-callout {
  background: var(--br-color-bg-subtle, #F8FAFC);
  border: 1px solid var(--br-color-border-light, #E2E8F0);
  border-left: 4px solid var(--br-color-brand-accent, #2563EB);
  border-radius: var(--br-radius-md, 8px);
  padding: 24px;
}

.about-purpose-callout-quote {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--br-color-text-main, #0F172A);
  margin: 0 0 12px 0;
}

.about-purpose-callout-note {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--br-color-text-muted, #64748B);
  margin: 0;
}

/* --------------------------------------------------------------------------
   3. Section B: How BarrioRadar Helps (4 Feature Blocks)
   -------------------------------------------------------------------------- */
.about-how-section {
  padding: 64px 0;
  background-color: var(--br-color-bg-subtle, #F8FAFC);
  border-bottom: 1px solid var(--br-color-border-light, #E2E8F0);
}

.about-section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.about-section-header .section-tag {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--br-color-brand-accent, #2563EB);
  margin-bottom: 8px;
}

.about-section-header h2 {
  font-size: 1.875rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--br-color-text-main, #0F172A);
  margin: 0 0 12px 0;
}

.about-section-header p {
  font-size: 0.9375rem;
  color: var(--br-color-text-secondary, #475569);
  line-height: 1.6;
  margin: 0;
}

.about-feature-stack {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.about-feature-block {
  background: #FFFFFF;
  border: 1px solid var(--br-color-border-light, #E2E8F0);
  border-radius: var(--br-radius-md, 8px);
  padding: 24px 28px;
  box-shadow: var(--br-shadow-xs);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}

.about-feature-block:nth-child(even) {
  grid-template-columns: 0.9fr 1.1fr;
}

.about-feature-block:nth-child(even) .about-feature-content {
  order: 2;
}

.about-feature-block:nth-child(even) .about-feature-visual {
  order: 1;
}

.about-feature-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-feature-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--br-color-brand-accent, #2563EB);
  margin-bottom: 8px;
}

.about-feature-title {
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--br-color-text-main, #0F172A);
  margin: 0 0 8px 0;
  line-height: 1.25;
}

.about-feature-subtitle {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--br-color-text-muted, #64748B);
  margin: 0 0 14px 0;
}

.about-feature-desc {
  font-size: 0.90625rem;
  line-height: 1.6;
  color: var(--br-color-text-secondary, #475569);
  margin: 0 0 16px 0;
}

.about-feature-note {
  background: #F1F5F9;
  border-left: 3px solid #64748B;
  padding: 10px 14px;
  border-radius: 4px;
  font-size: 0.8125rem;
  color: #475569;
  line-height: 1.5;
  margin: 0 0 16px 0;
}

.about-feature-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.about-feature-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--br-color-brand-accent, #2563EB);
  text-decoration: none;
  transition: color 0.15s ease, transform 0.15s ease;
}

.about-feature-link:hover {
  color: #1D4ED8;
  text-decoration: underline;
}

.about-feature-press {
  margin-top: 4px;
  font-size: 0.8125rem;
  color: var(--br-color-text-secondary, #475569);
  line-height: 1.5;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.about-feature-press-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--br-color-brand-accent, #2563EB);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.15s ease;
}

.about-feature-press-link:hover {
  color: #1D4ED8;
}

/* Feature Visual Frames */
.about-feature-visual {
  position: relative;
  background: #F8FAFC;
  border: 1px solid var(--br-color-border-light, #E2E8F0);
  border-radius: var(--br-radius-sm, 6px);
  overflow: hidden;
  box-shadow: var(--br-shadow-xs);
}

.about-feature-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.about-visual-browser-frame {
  border: 1px solid var(--br-color-border-light, #E2E8F0);
  border-radius: var(--br-radius-sm, 6px);
  overflow: hidden;
  background: #FFFFFF;
}

.about-visual-browser-bar {
  background: #F1F5F9;
  padding: 6px 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--br-color-border-light, #E2E8F0);
}

.about-visual-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #CBD5E1;
}

.about-visual-url {
  font-family: var(--br-font-mono, monospace);
  font-size: 0.6875rem;
  color: #64748B;
  background: #FFFFFF;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid #E2E8F0;
  flex: 1;
  max-width: 240px;
}

.about-visual-caption {
  font-size: 0.71875rem;
  color: var(--br-color-text-muted, #64748B);
  padding: 8px 12px;
  background: #FFFFFF;
  border-top: 1px solid var(--br-color-border-light, #E2E8F0);
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   4. Section C: Why Independent Information Matters
   -------------------------------------------------------------------------- */
.about-why-section {
  padding: 64px 0;
  border-bottom: 1px solid var(--br-color-border-light, #E2E8F0);
  background: #FFFFFF;
}

.about-comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
  margin-bottom: 36px;
}

.about-comparison-card {
  border-radius: var(--br-radius-md, 8px);
  padding: 24px 22px;
  border: 1px solid var(--br-color-border-light, #E2E8F0);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-comparison-card--portals {
  background: #F8FAFC;
}

.about-comparison-card--barrioradar {
  background: #FFFFFF;
  border-color: #BFDBFE;
  box-shadow: 0 4px 16px -2px rgba(37, 99, 235, 0.08);
}

.about-comparison-badge {
  font-size: 0.6875rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 8px;
  border-radius: 4px;
  width: fit-content;
}

.about-comparison-badge--portals {
  background: #E2E8F0;
  color: #475569;
}

.about-comparison-badge--barrioradar {
  background: #EFF6FF;
  color: #2563EB;
}

.about-comparison-title {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--br-color-text-main, #0F172A);
  margin: 0;
}

.about-comparison-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--br-color-text-secondary, #475569);
  margin: 0;
}

.about-comparison-list {
  list-style: none;
  padding: 0;
  margin: 8px 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.8125rem;
}

.about-comparison-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.5;
  color: var(--br-color-text-secondary, #475569);
}

.about-comparison-item i {
  flex-shrink: 0;
  margin-top: 2px;
}

.about-provenance-box {
  background: #F8FAFC;
  border: 1px solid var(--br-color-border-light, #E2E8F0);
  border-radius: var(--br-radius-md, 8px);
  padding: 20px 24px;
}

.about-provenance-box h3 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--br-color-text-main, #0F172A);
  margin: 0 0 10px 0;
}

.about-provenance-box p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--br-color-text-secondary, #475569);
  margin: 0;
}

/* --------------------------------------------------------------------------
   5. Section D: Our Principles
   -------------------------------------------------------------------------- */
.about-principles-section {
  padding: 64px 0;
  background-color: var(--br-color-bg-subtle, #F8FAFC);
  border-bottom: 1px solid var(--br-color-border-light, #E2E8F0);
}

.about-principles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: stretch;
}

.about-principle-card {
  background: #FFFFFF;
  border: 1px solid var(--br-color-border-light, #E2E8F0);
  border-radius: var(--br-radius-md, 8px);
  padding: 24px;
  box-shadow: var(--br-shadow-xs);
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
  box-sizing: border-box;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.about-principle-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--br-shadow-sm);
  border-color: var(--br-color-border-medium, #CBD5E1);
}

.about-principle-icon-wrap {
  width: 38px;
  height: 38px;
  border-radius: var(--br-radius-sm, 6px);
  background: var(--br-color-brand-accent-subtle, #EFF6FF);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--br-color-brand-accent, #2563EB);
  flex-shrink: 0;
}

.about-principle-title {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--br-color-text-main, #0F172A);
  margin: 0;
  line-height: 1.25;
}

.about-principle-desc {
  font-size: 0.875rem;
  color: var(--br-color-text-secondary, #475569);
  line-height: 1.6;
  margin: 0;
}

/* --------------------------------------------------------------------------
   6. Section E: Explore BarrioRadar (Two Journeys)
   -------------------------------------------------------------------------- */
.about-explore-section {
  padding: 64px 0 80px;
  background: #FFFFFF;
}

.about-explore-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.about-explore-card {
  background: #FFFFFF;
  border: 1px solid var(--br-color-border-light, #E2E8F0);
  border-radius: var(--br-radius-md, 8px);
  padding: 32px;
  box-shadow: var(--br-shadow-xs);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.about-explore-card:hover {
  border-color: var(--br-color-brand-accent, #2563EB);
  box-shadow: var(--br-shadow-md);
}

.about-explore-top {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-explore-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--br-color-brand-accent, #2563EB);
}

.about-explore-title {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--br-color-text-main, #0F172A);
  margin: 0;
  line-height: 1.25;
}

.about-explore-desc {
  font-size: 0.875rem;
  color: var(--br-color-text-secondary, #475569);
  line-height: 1.6;
  margin: 0;
}

.about-explore-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.about-explore-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--br-color-brand-accent, #2563EB);
  color: #FFFFFF;
  font-size: 0.9375rem;
  font-weight: 700;
  padding: 12px 20px;
  border-radius: var(--br-radius-sm, 6px);
  text-decoration: none;
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.about-explore-btn:hover {
  background: #1D4ED8;
  color: #FFFFFF;
}

.about-explore-sublink {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--br-color-brand-accent, #2563EB);
  text-decoration: none;
  text-align: center;
}

.about-explore-sublink:hover {
  text-decoration: underline;
}

.about-explore-note {
  font-size: 0.8125rem;
  color: var(--br-color-text-muted, #64748B);
  text-align: center;
}

/* --------------------------------------------------------------------------
   7. Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .about-hero-section {
    min-height: 440px;
    background-position: 85% center;
  }
  .about-hero-scrim {
    background: linear-gradient(90deg, #FFFFFF 0%, rgba(255, 255, 255, 0.98) 35%, rgba(255, 255, 255, 0.85) 58%, rgba(255, 255, 255, 0.3) 78%, rgba(255, 255, 255, 0) 95%);
  }
  .about-hero-header {
    max-width: 540px;
  }
  .about-hero-title {
    font-size: 2.125rem;
  }
  .about-purpose-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .about-feature-block,
  .about-feature-block:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px;
  }
  .about-feature-block:nth-child(even) .about-feature-content {
    order: 1;
  }
  .about-feature-block:nth-child(even) .about-feature-visual {
    order: 2;
  }
  .about-principles-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (max-width: 768px) {
  .about-hero-section {
    min-height: auto;
    padding: 44px 0 36px;
    background-position: 78% center;
  }
  .about-hero-scrim {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.91) 60%, rgba(255, 255, 255, 0.82) 100%);
  }
  .about-hero-header {
    max-width: 100%;
  }
  .about-hero-title {
    font-size: 1.75rem;
  }
  .about-hero-lead {
    font-size: 1rem;
  }
  .about-purpose-section,
  .about-how-section,
  .about-why-section,
  .about-principles-section,
  .about-explore-section {
    padding: 44px 0;
  }
  .about-section-header h2 {
    font-size: 1.5rem;
  }
  .about-comparison-grid,
  .about-explore-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .about-explore-card {
    padding: 24px 20px;
  }
}

@media (max-width: 480px) {
  .about-hero-section {
    padding: 36px 0 28px;
    background-position: 72% center;
  }
  .about-hero-scrim {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.93) 65%, rgba(255, 255, 255, 0.86) 100%);
  }
  .about-principles-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .about-hero-title {
    font-size: 1.5rem;
  }
}

/* --------------------------------------------------------------------------
   Accessibility: Focus Visible Indicators
   -------------------------------------------------------------------------- */
.about-feature-link:focus-visible,
.about-explore-btn:focus-visible,
.about-explore-sublink:focus-visible {
  outline: 2px solid var(--br-color-brand-accent, #2563EB);
  outline-offset: 3px;
  border-radius: 4px;
}