/* ══════════════════════════════════════════════
   ACADÉMIE D'ÉTÉ — page initiative
   ══════════════════════════════════════════════ */

/* ── HERO ── */
.ac-hero {
  position: relative;
  padding: calc(var(--nav-height, 80px) + 3.5rem) 0 0;
  background: var(--navy);
  color: #fff;
  overflow: hidden;
}
.ac-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 0% 100%, rgba(45, 91, 215, .12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 100% 0%, rgba(37, 99, 235, .08) 0%, transparent 50%);
  pointer-events: none;
}
.ac-hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 260px;
  align-items: end;
  gap: 2rem;
  max-width: 880px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}
.ac-hero__content { padding-bottom: 3.5rem; }
.ac-hero .breadcrumb { margin-bottom: 1.5rem; }
.ac-hero .breadcrumb a,
.ac-hero .breadcrumb .sep,
.ac-hero .breadcrumb span { color: rgba(255,255,255,.45); font-size: .78rem; }
.ac-hero .breadcrumb a:hover { color: rgba(255,255,255,.8); }
.ac-hero .breadcrumb [aria-current] { color: rgba(255,255,255,.7); }

.ac-hero__label {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-display);
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.ac-hero__label::before {
  content: '';
  width: 24px;
  height: 1.5px;
  background: var(--color-accent);
}
.ac-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  margin: 0 0 1rem;
  color: #fff;
  line-height: 1.05;
  letter-spacing: -.025em;
}
.ac-hero__subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,.6);
  max-width: 460px;
  margin: 0 0 1.75rem;
  line-height: 1.65;
  font-family: var(--font-body);
}
.ac-hero__cta {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  padding: .5rem 1rem .5rem 1.1rem;
  border: 1.5px solid rgba(45, 91, 215, .3);
  border-radius: 8px;
  transition: all .25s ease;
}
.ac-hero__cta:hover {
  background: rgba(45, 91, 215, .1);
  border-color: rgba(45, 91, 215, .6);
  gap: .6rem;
}
.ac-hero__cta svg {
  width: 14px;
  height: 14px;
  transition: transform .25s ease;
}
.ac-hero__cta:hover svg { transform: translateY(2px); }

/* Badge visuel à droite — édition 2026 */
.ac-hero__visual {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 0;
}
.ac-hero__badge {
  position: relative;
  width: 220px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-bottom: none;
  border-radius: 18px 18px 0 0;
  padding: 1.5rem 1.25rem 2rem;
  backdrop-filter: blur(8px);
  text-align: center;
}
.ac-hero__badge-label {
  display: block;
  font-family: var(--font-display);
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--color-accent);
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.ac-hero__badge-year {
  display: block;
  font-family: var(--font-heading);
  font-size: 3.6rem;
  font-weight: 800;
  line-height: 1;
  color: #fff;
  letter-spacing: -.02em;
  margin-bottom: .5rem;
}
.ac-hero__badge-status {
  display: block;
  font-family: var(--font-display);
  font-size: .72rem;
  font-weight: 500;
  color: rgba(255,255,255,.55);
}
.ac-hero__badge::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 180px;
  height: 120px;
  background: radial-gradient(ellipse, rgba(45, 91, 215, .12) 0%, transparent 70%);
  pointer-events: none;
}

/* ── SECTIONS GÉNÉRIQUES ── */
.ac-section { padding: var(--space-4xl) 0; }
.ac-section--alt { background: var(--color-bg-alt); }
.ac-section .container {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* En-tête de section */
.ac-section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}
.ac-section-header__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--color-accent-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.ac-section-header__icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-accent);
}
.ac-section-header__text h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
  line-height: 1.2;
}
.ac-section-header__text p {
  font-size: .85rem;
  color: var(--color-text-muted);
  margin: .25rem 0 0;
}

/* Prose */
.ac-prose {
  max-width: 700px;
  margin: 0 auto;
}
.ac-prose h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 1.25rem;
  line-height: 1.2;
}
.ac-prose p {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-text);
  margin: 0 0 1.25rem;
}
.ac-prose p:last-child { margin-bottom: 0; }

/* ── PILIERS ── */
.ac-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.ac-pillar {
  background: #fff;
  border: 1px solid var(--color-border, #E2E8F0);
  border-radius: 12px;
  padding: 1.75rem 1.5rem;
}
.ac-pillar__icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--color-accent-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.ac-pillar__icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}
.ac-pillar h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 .55rem;
  line-height: 1.3;
}
.ac-pillar p {
  font-family: var(--font-body);
  font-size: .95rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 0;
}

/* ── ÉDITION 2026 — CALLOUT ── */
.ac-edition {
  padding: var(--space-4xl) 0;
  background: var(--navy);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.ac-edition::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 80% at 50% 0%, rgba(45, 91, 215, .15) 0%, transparent 60%);
  pointer-events: none;
}
.ac-edition .container {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  text-align: center;
}
.ac-edition__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-display);
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.ac-edition__eyebrow::before,
.ac-edition__eyebrow::after {
  content: '';
  width: 24px;
  height: 1.5px;
  background: var(--color-accent);
}
.ac-edition h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 700;
  color: #fff;
  margin: 0 0 1.25rem;
  line-height: 1.15;
  letter-spacing: -.02em;
}
.ac-edition p {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255,255,255,.7);
  margin: 0 auto;
  max-width: 540px;
}
/* Axes (3 thèmes du programme 2026) */
.ac-edition__axes {
  display: flex;
  gap: .65rem;
  justify-content: center;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
}
.ac-edition__axis {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem 1.05rem;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: .82rem;
  font-weight: 500;
  color: rgba(255,255,255,.88);
  letter-spacing: .005em;
}
.ac-edition__axis svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* Bloc meta (dates TBD + CTAs) */
.ac-edition__meta {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,.1);
}
.ac-edition__meta p {
  font-size: .92rem;
  color: rgba(255,255,255,.6);
  margin: 0 auto 1.5rem;
  max-width: 540px;
  line-height: 1.65;
}

.ac-edition__actions {
  display: flex;
  gap: .75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 0;
}
.ac-edition .btn-primary {
  background: var(--color-accent);
  color: #fff;
}
.ac-edition .btn-primary:hover {
  background: var(--color-accent-hover);
}
.ac-edition .btn-outline {
  border: 1.5px solid rgba(255,255,255,.25);
  color: #fff;
  background: transparent;
}
.ac-edition .btn-outline:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.45);
  color: #fff;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .ac-hero { padding-top: calc(var(--nav-height, 80px) + 2rem); }
  .ac-hero .container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .ac-hero__content { padding-bottom: 1rem; }
  .ac-hero__visual { justify-content: flex-start; padding-bottom: 2rem; }
  .ac-hero__badge { width: 180px; padding: 1.25rem 1rem 1.5rem; }
  .ac-hero__badge-year { font-size: 2.8rem; }

  .ac-section { padding: var(--space-3xl) 0; }
  .ac-pillars {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .ac-edition { padding: var(--space-3xl) 0; }
  .ac-edition__actions { flex-direction: column; align-items: stretch; }
  .ac-edition__actions .btn { width: 100%; }
}