/* =========================================
   EXPERTISES — STYLES DÉDIÉS
   ========================================= */

/* ---- Hero Archive ---- */
.expertises-hero {
  padding-top: calc(80px + var(--space-xl));
  padding-bottom: var(--space-lg);
  overflow: hidden;
}

.expertises-hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: end;
}

.expertises-hero__tag {
  opacity: 0;
  transform: translateX(-16px);
}

.expertises-hero__title {
  margin: var(--space-sm) 0 0;
  opacity: 0;
}

.expertises-hero__title .line {
  display: block;
  overflow: hidden;
}

.expertises-hero__intro {
  font-size: 1.05rem;
  color: var(--color-ivory);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(16px);
}

.expertises-hero__numbers {
  display: flex;
  gap: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(106, 123, 155, 0.2);
}

.expertises-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.expertises-stat .counter-anim {
  font-family: var(--font-title);
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--color-volt);
  line-height: 1;
}

.expertises-stat__label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-slate);
}

.expertises-hero__deco { margin-top: var(--space-lg); }

@media (max-width: 900px) {
  .expertises-hero__inner { grid-template-columns: 1fr; gap: var(--space-lg); }
}

/* =========================================
   GRILLE EXPERTISES
   ========================================= */
.expertises-grid-section { padding-top: var(--space-md); }

.expertises-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 1024px) { .expertises-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 580px)  { .expertises-grid { grid-template-columns: 1fr; } }

/* ---- Carte individuelle ---- */
.expertise-card {
  position: relative;
  background: var(--color-navy);
  border: 1px solid rgba(106, 123, 155, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  cursor: none;
  transition: border-color 0.4s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  /* État initial pour GSAP */
  opacity: 0;
  transform: translateY(50px);
}

/* Grand numéro en arrière-plan */
.expertise-card__bg-num {
  position: absolute;
  top: -0.25em;
  right: -0.1em;
  font-family: var(--font-title);
  font-size: 8rem;
  font-weight: 900;
  line-height: 1;
  color: rgba(255,255,255,0.03);
  pointer-events: none;
  user-select: none;
  transition: color 0.4s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Hover voltvert */
.expertise-card--volt:hover {
  border-color: rgba(197, 241, 53, 0.35);
  transform: translateY(-8px);
}
.expertise-card--volt:hover .expertise-card__bg-num {
  color: rgba(197, 241, 53, 0.06);
  transform: scale(1.05) translateY(-4px);
}

/* Hover mint */
.expertise-card--mint:hover {
  border-color: rgba(61, 255, 192, 0.35);
  transform: translateY(-8px);
}
.expertise-card--mint:hover .expertise-card__bg-num {
  color: rgba(61, 255, 192, 0.06);
  transform: scale(1.05) translateY(-4px);
}

/* Header */
.expertise-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.expertise-card__num {
  font-family: var(--font-title);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-slate);
}

.expertise-card__stat {
  text-align: right;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.expertise-card:hover .expertise-card__stat {
  opacity: 1;
  transform: translateY(0);
}

.expertise-card__stat strong {
  display: block;
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 900;
  line-height: 1;
}

.expertise-card--volt .expertise-card__stat strong { color: var(--color-volt); }
.expertise-card--mint .expertise-card__stat strong { color: var(--color-mint); }

.expertise-card__stat span {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-slate);
}

/* Icône */
.expertise-card__icon {
  color: var(--color-slate);
  transition: color 0.3s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  width: fit-content;
}

.expertise-card--volt:hover .expertise-card__icon { color: var(--color-volt); transform: scale(1.15) rotate(5deg); }
.expertise-card--mint:hover .expertise-card__icon { color: var(--color-mint); transform: scale(1.15) rotate(-5deg); }

/* Titre */
.expertise-card__title {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--color-ivory);
  transition: color 0.3s ease;
  position: relative;
  z-index: 1;
}

.expertise-card--volt:hover .expertise-card__title { color: #fff; }
.expertise-card--mint:hover .expertise-card__title  { color: #fff; }

/* Texte court (toujours visible) */
.expertise-card__short {
  font-size: 0.87rem;
  line-height: 1.65;
  transition: opacity 0.3s ease;
}

/* Contenu révélé — caché par défaut, révélé au hover */
.expertise-card__reveal {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.55s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
  opacity: 0;
}

.expertise-card:hover .expertise-card__reveal {
  max-height: 200px;
  opacity: 1;
}

.expertise-card__desc {
  font-size: 0.82rem;
  line-height: 1.7;
  margin-bottom: 0.6rem;
}

/* Tags */
.expertise-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
}

.expertise-card__tags li {
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-pill);
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid rgba(106, 123, 155, 0.25);
  color: var(--color-slate);
  transition: border-color 0.3s, color 0.3s;
}

.expertise-card--volt:hover .expertise-card__tags li { border-color: rgba(197, 241, 53, 0.3); color: var(--color-volt); }
.expertise-card--mint:hover .expertise-card__tags li { border-color: rgba(61, 255, 192, 0.3);  color: var(--color-mint); }

/* Footer carte */
.expertise-card__footer {
  margin-top: auto;
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(106, 123, 155, 0.1);
}

.expertise-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-slate);
  transition: color 0.3s ease, gap 0.3s ease;
}

.expertise-card--volt:hover .expertise-card__cta { color: var(--color-volt); gap: 0.65rem; }
.expertise-card--mint:hover .expertise-card__cta { color: var(--color-mint); gap: 0.65rem; }

/* Barre de progression animée */
.expertise-card__progress {
  height: 2px;
  background: rgba(106, 123, 155, 0.15);
  border-radius: 1px;
  margin-top: 0.75rem;
  overflow: hidden;
}

.expertise-card__progress-bar {
  height: 100%;
  width: 0;
  border-radius: 1px;
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.expertise-card--volt .expertise-card__progress-bar { background: var(--color-volt); }
.expertise-card--mint .expertise-card__progress-bar { background: var(--color-mint); }
.expertise-card:hover .expertise-card__progress-bar { width: 100%; }

/* Effet "spotlight" : les autres cartes se grisent légèrement */
.expertises-grid.has-hover .expertise-card:not(:hover) {
  opacity: 0.55;
  transform: scale(0.98);
}

.expertises-grid.has-hover .expertise-card { transition: opacity 0.3s ease, transform 0.4s ease, border-color 0.4s ease; }

/* =========================================
   STACK TECHNOLOGIQUE
   ========================================= */
.expertises-stack {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  margin-top: var(--space-lg);
}

.stack-group__label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-volt);
  margin-bottom: 0.75rem;
}

.stack-group__tools {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.stack-pill {
  padding: 0.4rem 0.8rem;
  background: rgba(13, 27, 62, 0.7);
  border: 1px solid rgba(106, 123, 155, 0.15);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--color-slate);
  transition: border-color 0.3s, color 0.3s, background 0.3s;
  opacity: 0;
  transform: translateX(-10px);
}

.stack-pill:hover {
  border-color: rgba(197, 241, 53, 0.35);
  color: var(--color-ivory);
  background: rgba(197, 241, 53, 0.05);
}

@media (max-width: 1100px) { .expertises-stack { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 700px)  { .expertises-stack { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 420px)  { .expertises-stack { grid-template-columns: 1fr; } }

/* =========================================
   SECTION DIFFÉRENCIATION
   ========================================= */
.expertises-diff {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

/* Liste de différenciation */
.diff-list { margin-top: var(--space-md); display: flex; flex-direction: column; gap: 1rem; }

.diff-list__item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-ivory);
  opacity: 0;
  transform: translateX(-20px);
}

.diff-list__arrow {
  color: var(--color-volt);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
  margin-top: 0.1em;
  transition: transform 0.3s ease;
}

.diff-list__item:hover .diff-list__arrow { transform: translateX(4px); }

/* Carte Lighthouse */
.diff-card {
  background: var(--color-navy);
  border: 1px solid rgba(106, 123, 155, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: relative;
  overflow: hidden;
}

.diff-card::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(197, 241, 53, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.diff-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.diff-card__label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-slate);
}

.diff-card__score {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  margin-bottom: 0.25rem;
}

.diff-card__num {
  font-family: var(--font-title);
  font-size: 4rem;
  font-weight: 900;
  color: var(--color-volt);
  line-height: 1;
}

.diff-card__unit {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-slate);
}

.diff-card__desc {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--color-slate);
  margin-bottom: var(--space-md);
}

/* Barres de scores */
.diff-card__bars { display: flex; flex-direction: column; gap: 0.75rem; }

.diff-bar__header {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--color-slate);
  margin-bottom: 0.3rem;
}

.diff-bar__track {
  height: 4px;
  background: rgba(106, 123, 155, 0.15);
  border-radius: 2px;
  overflow: hidden;
}

.diff-bar__fill {
  height: 100%;
  width: 0;
  background: linear-gradient(to right, var(--color-mint), var(--color-volt));
  border-radius: 2px;
  transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (max-width: 900px) {
  .expertises-diff { grid-template-columns: 1fr; }
  .expertises-diff__right { order: -1; }
}

/* =========================================
   SINGLE EXPERTISE
   ========================================= */
.expertise-single-hero {
  padding-top: calc(80px + var(--space-xl));
  padding-bottom: var(--space-lg);
  overflow: hidden;
}

.expertise-single-hero__inner {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.expertise-single-hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.expertise-single-hero__num {
  font-family: var(--font-title);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-slate);
}

.expertise-single-hero__stat {
  display: flex;
  flex-direction: column;
}

.expertise-single-hero__stat strong {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 900;
  line-height: 1;
}

.expertise-single-hero__stat span {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-slate);
}

.expertise-single-hero__title {
  margin-bottom: var(--space-md);
  opacity: 0;
}

.expertise-single-hero__title .line { display: block; overflow: hidden; }

.expertise-single-hero__intro {
  font-size: 1.1rem;
  color: var(--color-ivory);
  line-height: 1.75;
  margin-bottom: var(--space-md);
  opacity: 0;
  transform: translateY(16px);
}

.expertise-single-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: var(--space-lg);
}

.expertise-single-hero__tags li {
  padding: 0.3rem 0.9rem;
  border-radius: var(--radius-pill);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid rgba(106, 123, 155, 0.3);
  color: var(--color-slate);
}

.expertise-single-hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(12px);
}

/* Grand numéro décoratif */
.expertise-single-hero__deco {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-md);
  opacity: 0;
}

.expertise-single-hero__big-num {
  font-family: var(--font-title);
  font-size: clamp(6rem, 12vw, 10rem);
  font-weight: 900;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(197, 241, 53, 0.2);
  text-stroke: 1px rgba(197, 241, 53, 0.2);
  user-select: none;
}

/* Contenu single */
.expertise-single-content {
  max-width: 780px;
  margin: 0 auto;
}

.expertise-single-content h2 { color: var(--color-ivory); margin: var(--space-lg) 0 var(--space-sm); }
.expertise-single-content h3 { color: var(--color-ivory); margin: var(--space-md) 0 0.5rem; }
.expertise-single-content p  { color: var(--color-slate); line-height: 1.85; margin-bottom: 1rem; }
.expertise-single-content a  { color: var(--color-volt); border-bottom: 1px solid rgba(197,241,53,0.3); }
.expertise-single-content a:hover { border-color: var(--color-volt); }

/* Ce qui est inclus */
.expertise-includes__layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-xl);
  align-items: start;
}

.expertise-includes__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.includes-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--color-ivory);
  padding: 0.75rem;
  background: rgba(13, 27, 62, 0.5);
  border: 1px solid rgba(106, 123, 155, 0.1);
  border-radius: var(--radius-md);
  opacity: 0;
  transform: translateY(20px);
  transition: border-color 0.3s, background 0.3s;
}

.includes-item:hover {
  border-color: rgba(197, 241, 53, 0.2);
  background: rgba(197, 241, 53, 0.03);
}

.includes-item__check { flex-shrink: 0; margin-top: 1px; }

@media (max-width: 900px) {
  .expertise-single-hero__inner { grid-template-columns: 1fr; }
  .expertise-single-hero__deco  { display: none; }
  .expertise-includes__layout   { grid-template-columns: 1fr; }
  .expertise-includes__list     { grid-template-columns: 1fr; }
}