/* public/css/programme.css */

/* ============================================================
   PAGE HERO
   ============================================================ */
.page-hero {
  background:
    linear-gradient(135deg, rgba(15,28,77,0.68) 0%, rgba(27,43,107,0.58) 50%, rgba(36,53,128,0.65) 100%),
    url('../imges/hero/programme.png') center center / cover no-repeat;
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.page-hero-inner {
  position: relative;
  z-index: 2;
}

.page-hero .section-label {
  margin-bottom: 20px;
}

.page-hero-title {
  font-family: var(--font-titre);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: var(--blanc);
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 20px;
}

.page-hero-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  max-width: 540px;
  line-height: 1.7;
}

.page-hero-meta {
  display: flex;
  gap: 28px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.page-hero-meta-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
}

.page-hero-meta-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  flex-shrink: 0;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}

.page-hero-meta-item strong {
  color: var(--blanc);
  font-weight: 600;
}

/* ============================================================
   TIMELINE SECTION
   ============================================================ */
.section-timeline {
  background: var(--blanc);
  padding: 96px 0 112px;
}

.timeline-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 20px 24px;
  background: var(--gris-clair);
  border-radius: var(--radius-md);
  margin-bottom: 64px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--gris-texte);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.legend-dot.dot-ouverture   { background: var(--bleu); }
.legend-dot.dot-keynote     { background: #7c3aed; }
.legend-dot.dot-panel       { background: var(--cyan); }
.legend-dot.dot-pause       { background: #94a3b8; }
.legend-dot.dot-use-case    { background: var(--rouge); }
.legend-dot.dot-demo        { background: #f59e0b; }
.legend-dot.dot-debat       { background: #10b981; }
.legend-dot.dot-cloture     { background: var(--bleu-dark); }

/* ============================================================
   TIMELINE
   ============================================================ */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 110px;
  width: 2px;
  background: linear-gradient(to bottom, var(--bleu) 0%, var(--cyan) 50%, var(--rouge) 100%);
  opacity: 0.15;
}

.timeline-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 0 32px;
  padding-bottom: 32px;
  opacity: 0;
  transform: translateX(-16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.timeline-item.visible {
  opacity: 1;
  transform: translateX(0);
}

.timeline-time {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding-top: 20px;
  position: relative;
  flex-shrink: 0;
}

.timeline-time-text {
  font-family: var(--font-titre);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--bleu);
  letter-spacing: 0.04em;
}

.timeline-time::after {
  content: '';
  position: absolute;
  right: -40px;
  top: 26px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--blanc);
  border: 2px solid var(--cyan);
  z-index: 1;
}

.timeline-item.panel-item .timeline-time::after   { border-color: var(--cyan); }
.timeline-item.keynote-item .timeline-time::after { border-color: #7c3aed; background: #7c3aed; }
.timeline-item.break-item .timeline-time::after   { border-color: #94a3b8; background: #94a3b8; }
.timeline-item.ouverture-item .timeline-time::after { border-color: var(--bleu); background: var(--bleu); }
.timeline-item.use-case-item .timeline-time::after { border-color: var(--rouge); background: var(--rouge); }
.timeline-item.demo-item .timeline-time::after { border-color: #f59e0b; background: #f59e0b; }

.timeline-body {
  background: var(--blanc);
  border: 1.5px solid rgba(27,43,107,0.07);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  transition: var(--transition);
  cursor: default;
}

.timeline-item.panel-item .timeline-body:hover,
.timeline-item.keynote-item .timeline-body:hover,
.timeline-item.use-case-item .timeline-body:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(27,43,107,0.14);
  transform: translateX(4px);
}

.timeline-body-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.timeline-type {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

.type-ouverture     { background: rgba(27,43,107,0.1);  color: var(--bleu); }
.type-keynote       { background: rgba(124,58,237,0.1); color: #7c3aed; }
.type-panel         { background: rgba(0,174,239,0.1);  color: var(--cyan); }
.type-pause         { background: rgba(148,163,184,0.15); color: #64748b; }
.type-use-case      { background: rgba(230,51,41,0.1);  color: var(--rouge); }
.type-demo          { background: rgba(245,158,11,0.1); color: #d97706; }
.type-debat         { background: rgba(16,185,129,0.1); color: #059669; }
.type-recommandations { background: rgba(27,43,107,0.1); color: var(--bleu); }
.type-cloture       { background: rgba(15,28,77,0.1);   color: var(--bleu-dark); }
.type-accueil       { background: rgba(148,163,184,0.12); color: #64748b; }

.timeline-title {
  font-family: var(--font-titre);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--bleu);
  line-height: 1.3;
}

.timeline-desc {
  font-size: 0.88rem;
  color: var(--gris-texte);
  line-height: 1.6;
  margin-bottom: 16px;
}

.speakers-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.speaker-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gris-clair);
  border: 1px solid rgba(27,43,107,0.08);
  border-radius: 100px;
  padding: 5px 12px 5px 5px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--bleu);
  transition: var(--transition-fast);
}

.speaker-chip:hover {
  background: rgba(27,43,107,0.06);
}

.chip-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--bleu);
  color: var(--blanc);
  font-size: 0.65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chip-info {
  display: flex;
  flex-direction: column;
}

.chip-nom {
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--bleu);
  line-height: 1.2;
}

.chip-titre {
  font-size: 0.72rem;
  color: var(--gris-texte);
  line-height: 1.2;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 700px) {
  .timeline::before {
    left: 64px;
  }

  .timeline-item {
    grid-template-columns: 64px 1fr;
    gap: 0 20px;
  }

  .timeline-time::after {
    right: -26px;
  }

  .timeline-time-text {
    font-size: 0.75rem;
  }

  .timeline-body {
    padding: 18px 20px;
  }
}

@media (max-width: 640px) {
  .page-hero {
    background:
      linear-gradient(135deg, rgba(15,28,77,0.68) 0%, rgba(27,43,107,0.58) 50%, rgba(36,53,128,0.65) 100%),
      url('../imges/hero/programme_mobel.png') center center / cover no-repeat;
  }
}

@media (max-width: 480px) {
  .timeline::before {
    display: none;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .timeline-time {
    padding-top: 0;
    justify-content: flex-start;
    padding-left: 4px;
  }

  .timeline-time::after {
    display: none;
  }
}