/* ==========================================================================
   ABOUT.CSS — Page À propos
   GRD Rénovation
   ========================================================================== */

/* --------------------------------------------------------------------------
   SECTION PRÉSENTATION
   -------------------------------------------------------------------------- */
.about-intro {
  padding: var(--space-16) 0 var(--space-12);
}

.about-intro__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 1024px) {
  .about-intro__layout {
    grid-template-columns: 1fr 1fr;
  }
}

/* Image portrait */
.about-portrait {
  position: relative;
}

.about-portrait__img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

/* Cadre décoratif derrière l'image */
.about-portrait::before {
  content: '';
  position: absolute;
  top: -1.5rem;
  left: -1.5rem;
  right: 1.5rem;
  bottom: 1.5rem;
  border: 3px solid var(--color-secondary);
  border-radius: var(--radius-xl);
  opacity: 0.3;
  z-index: -1;
}

.about-portrait__caption {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background-color: var(--color-secondary);
  color: white;
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.about-portrait__name {
  display: block;
  font-weight: 700;
  font-size: 0.95rem;
}

.about-portrait__role {
  font-size: var(--text-xs);
  opacity: 0.85;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Texte */
.about-intro__text p {
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: var(--space-3);
}

.about-intro__text p:first-of-type {
  font-size: var(--text-md);
  color: var(--color-text);
}

.about-signature {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.about-signature__img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
}

.about-signature__name {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 0.95rem;
}

.about-signature__title {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   SECTION VALEURS
   -------------------------------------------------------------------------- */
.values-section {
  background-color: var(--color-surface);
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 600px) {
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --------------------------------------------------------------------------
   SECTION TIMELINE
   -------------------------------------------------------------------------- */
.timeline-section {
  padding: var(--space-12) 0;
}

.timeline-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: start;
}

@media (min-width: 1024px) {
  .timeline-layout {
    grid-template-columns: 1fr 1fr;
  }
}

.timeline-intro p {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-3);
}

.timeline-highlight {
  background-color: var(--color-surface);
  border-left: 4px solid var(--color-secondary);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: var(--space-4);
}

.timeline-highlight p {
  font-size: var(--text-md);
  font-style: italic;
  color: var(--color-primary);
  margin: 0;
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   SECTION ENGAGEMENTS / CERTIFICATIONS
   -------------------------------------------------------------------------- */
.certifications-section {
  background-color: var(--color-primary);
  padding: var(--space-12) 0;
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .certifications-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.cert-card {
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.25rem;
  text-align: center;
  transition: background-color var(--transition-base), transform var(--transition-base);
}

.cert-card:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.cert-card__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.cert-card__title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.3rem;
}

.cert-card__desc {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.55);
}

/* ==========================================================================
   RESPONSIVE MOBILE
   ========================================================================== */
@media (max-width: 768px) {
  .about-portrait__img {
    height: 380px;
  }

  /* Cadre décoratif : recentré pour éviter le débordement */
  .about-portrait::before {
    top: -0.75rem;
    left: -0.75rem;
    right: 0.75rem;
    bottom: 0.75rem;
  }

  .about-intro {
    padding: var(--space-12) 0 var(--space-8);
  }
}

@media (max-width: 480px) {
  .about-portrait__img {
    height: 300px;
  }

  /* Masquer le cadre décoratif sur très petit écran */
  .about-portrait::before {
    display: none;
  }
}