/**
 * SCRIBONAUTES — Page À propos
 * static/css/pages/about.css
 * ============================================================
 */

/* ============================================================
   HERO
   ============================================================ */
.about-hero {
  position: relative;
  background: var(--accent-light);
  background-image:
    radial-gradient(ellipse at 70% 50%, rgba(61, 107, 94, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 80%, rgba(92, 74, 58, 0.07) 0%, transparent 50%);
  padding: 80px 0 72px;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.about-hero-ornament {
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%) rotate(-12deg);
  font-size: 200px;
  opacity: 0.04;
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.about-hero-inner {
  max-width: 720px;
}

.about-eyebrow {
  display: inline-block;
  margin-bottom: 16px;
}

.about-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.about-hero-title em {
  font-style: italic;
  color: var(--accent);
}

.about-hero-lead {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 16px;
  max-width: 600px;
}

.about-hero-sub {
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: var(--text-muted);
  font-style: italic;
  line-height: 1.6;
  max-width: 560px;
}

/* ============================================================
   INTRO / PILLARS
   ============================================================ */
.about-intro {
  padding: 64px 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.about-intro-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.about-intro-text {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--text-mid);
  line-height: 1.8;
}

.about-pillars {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.about-pillar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: var(--accent-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  min-width: 100px;
  transition: all var(--trans-base);
}

.about-pillar:hover {
  background: var(--green-light);
  border-color: var(--green-border);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.pillar-icon {
  font-size: 1.75rem;
  line-height: 1;
}

.pillar-label {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
  text-align: center;
}

/* ============================================================
   SECTION HEADER (partagé)
   ============================================================ */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-header .scrib-label {
  display: inline-block;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  letter-spacing: -0.025em;
}

.section-intro {
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: var(--text-mid);
  line-height: 1.75;
}

/* ============================================================
   VALEURS
   ============================================================ */
.about-values {
  padding: 80px 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.value-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 28px 28px 32px;
  overflow: hidden;
  transition: all var(--trans-base);
}

.value-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.value-card-accent {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--gradient-accent);
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.value-card-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}

.value-icon {
  font-size: 1.5rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.value-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

.value-text {
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 12px;
}

.value-note {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--text-muted);
  background: var(--bg);
  border-left: 3px solid var(--accent-mid);
  padding: 8px 12px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 0;
}

/* ============================================================
   ÊTRE JUSTE
   ============================================================ */
.about-fairness {
  padding: 80px 0;
  background: var(--green-light);
  border-top: 1px solid var(--green-border);
  border-bottom: 1px solid var(--green-border);
}

.fairness-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: start;
  max-width: 900px;
  margin: 0 auto;
}

.fairness-icon {
  font-size: 4rem;
  line-height: 1;
  flex-shrink: 0;
  opacity: 0.7;
  margin-top: 8px;
}

.fairness-content .scrib-label {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--green);
}

.fairness-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
  letter-spacing: -0.025em;
}

.fairness-content p {
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: var(--text-mid);
  line-height: 1.75;
  margin-bottom: 16px;
}

.fairness-content p:last-child {
  margin-bottom: 0;
}

.fairness-algo {
  background: rgba(61, 107, 94, 0.08);
  border: 1px solid var(--green-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: var(--text-sm) !important;
}

.fairness-algo strong {
  color: var(--green);
}

/* ============================================================
   CE QUE VOUS POUVEZ FAIRE
   ============================================================ */
.about-features {
  padding: 80px 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 820px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.feature-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0;
  padding: 32px 32px 32px 0;
  border-bottom: 1px solid var(--border);
  transition: background var(--trans-fast);
}

.feature-item:last-child {
  border-bottom: none;
}

.feature-item:hover {
  background: var(--bg);
}

.feature-item-icon {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  font-size: 1.75rem;
  padding-top: 4px;
  flex-shrink: 0;
}

.feature-item-body {
  padding-right: 8px;
}

.feature-item-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
}

.feature-item--author .feature-item-title  { color: var(--accent); }
.feature-item--animator .feature-item-title { color: var(--green); }
.feature-item--community .feature-item-title { color: var(--text); }

.feature-item p {
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: var(--text-mid);
  line-height: 1.7;
  margin: 0;
}

/* ============================================================
   POUR QUI
   ============================================================ */
.about-audience {
  padding: 80px 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.audience-list {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.audience-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: var(--text-mid);
  line-height: 1.6;
  transition: background var(--trans-fast);
}

.audience-item:first-child {
  border-top: 1px solid var(--border);
}

.audience-item:hover {
  background: var(--surface);
}

.audience-bullet {
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ============================================================
   CTA
   ============================================================ */
.about-cta {
  padding: 88px 0;
  background: var(--accent-light);
  background-image:
    radial-gradient(ellipse at 30% 60%, rgba(92, 74, 58, 0.06) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 30%, rgba(61, 107, 94, 0.07) 0%, transparent 50%);
}

.about-cta-inner {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
  position: relative;
}

.about-cta-ornament {
  font-size: 3rem;
  opacity: 0.15;
  margin-bottom: 24px;
  display: block;
}

.about-cta-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  letter-spacing: -0.025em;
}

.about-cta-sub {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--text-mid);
  margin-bottom: 36px;
  font-style: italic;
}

.about-cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .about-hero { padding: 56px 0 48px; }

  .about-intro-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-pillars {
    justify-content: flex-start;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .fairness-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .fairness-icon {
    font-size: 2.5rem;
    text-align: center;
    margin-top: 0;
  }

  .feature-item {
    grid-template-columns: 56px 1fr;
    padding: 24px 20px 24px 0;
  }

  .about-cta { padding: 64px 0; }

  .about-cta-actions {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .about-hero-ornament { display: none; }

  .value-card { padding: 24px 20px 24px 24px; }

  .feature-item {
    grid-template-columns: 1fr;
    padding: 24px 20px;
  }

  .feature-item-icon {
    justify-content: flex-start;
    margin-bottom: 8px;
  }
}