/* ============================================================
   apropos.css — Page À Propos - BMS BluePrint Metal Structures
   Thème clair et premium reprenant la charte graphique de BMS.
   ============================================================ */

/* ========== HERO ABOUT ========== */
.about-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--clr-primary);
}

.about-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.about-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: 0.25;
}

.about-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: (to right, rgb(5 57 124) 0%, rgb(5 57 124 / .4) 50%, transparent 100%);
}

.about-hero-content {
  position: relative;
  z-index: 10;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-4xl) var(--margin-page);
  width: 100%;
}

.about-hero-eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.about-hero-eyebrow-line {
  height: 2px;
  width: 3rem;
  background-color: var(--clr-secondary-container);
  flex-shrink: 0;
}

.about-hero-eyebrow-text {
  font-family: var(--ff-label);
  font-size: 1.2rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--clr-secondary-container);
}

.about-hero h1 {
  font-family: var(--ff-display);
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.1;
  letter-spacing: -0.02em;
  max-width: 48rem;
  margin-bottom: var(--space-xl);
  text-align: left;
}

.about-hero h1 .highlight {
  color: var(--clr-secondary-container);
}

.about-hero-desc {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.2rem;
  line-height: 1.75;
  max-width: 38rem;
  text-align: left;
}

/* ========== NOS VALEURS ========== */
.valeurs-section {
  padding: var(--space-4xl) 0;
  background-color: #ffffff;
}

.valeurs-header {
  margin-bottom: var(--space-3xl);
}

.valeurs-header h2 {
  font-family: var(--ff-headline);
  font-size: 2rem;
  font-weight: 700;
  color: var(--clr-primary);
  display: inline-block;
}

.valeurs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.valeur-card {
  background-color: var(--clr-surface);
  border: 1px solid var(--clr-outline-variant);
  padding: var(--space-2xl);
  border-radius: 16px;
  transition: transform var(--transition-std), box-shadow var(--transition-std), border-color var(--transition-std);
}

.valeur-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
  border-color: var(--clr-secondary);
}

.valeur-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--clr-surface-container-high);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  color: var(--clr-secondary);
  transition: background var(--transition-std), color var(--transition-std);
}

.valeur-card:hover .valeur-icon {
  background: var(--clr-secondary);
  color: #ffffff;
}

.valeur-icon .material-symbols-outlined {
  font-size: 1.5rem !important;
}

.valeur-title {
  font-family: var(--ff-headline);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: var(--space-md);
}

.valeur-desc {
  color: var(--clr-on-surface-variant);
  font-size: 1.15rem;
  line-height: 1.7;
}

/* ========== NOTRE METHODOLOGIE ========== */
.methodo-section {
  padding: 6rem 0;
  background-color: #ffffff;
  color: var(--clr-on-surface);
  border-bottom: 1px solid var(--clr-outline-variant);
  overflow: hidden;
}

.methodo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 768px) {
  .methodo-grid {
    grid-template-columns: 1fr 1.5fr;
    gap: 5rem;
    align-items: flex-start;
  }
}
.methodo-left {
  /* Aligné au même niveau initial sans décalage de défilement */
}

.methodo-title {
  font-family: var(--ff-headline);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--clr-primary);
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.methodo-desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--clr-on-surface-variant);
  max-width: 28rem;
}

.methodo-right {
  position: relative;
  padding-left: 2.5rem;
}

/* Ligne verticale de la timeline */
.methodo-right::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background-color: var(--clr-outline-variant);
}

.methodo-item {
  position: relative;
  margin-bottom: 3rem;
}

.methodo-item:last-child {
  margin-bottom: 0;
}

.methodo-node {
  position: absolute;
  left: -2.5rem;
  top: 0.25rem;
  width: 13px;
  height: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.methodo-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1.5px solid var(--clr-outline);
  background-color: transparent;
}

.methodo-dot.active-dot {
  border-color: #fe8028;
  background-color: #fe8028;
  box-shadow: 0 0 12px rgba(252, 127, 4, 0.4);
}

.methodo-content h3 {
  font-family: var(--ff-headline);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--clr-primary);
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.methodo-content p {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--clr-on-surface-variant);
}



/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .valeurs-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .about-hero { min-height: 45vh; }
  .about-hero h1 { font-size: clamp(1.5rem, 7vw, 2.5rem); }

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

}