/* =========================================================
   Portfolio — Nathan THIBAULT · BTS SIO option SLAM
   Page Veille technologique : réalité virtuelle et augmentée
   ========================================================= */

/* ---------- Ma question ---------- */
.problematique {
  margin-bottom: 1rem;
  padding: 1.8rem 2rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    var(--gradient) border-box;
}
.problematique__label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
}
.problematique blockquote {
  margin: 0.6rem 0 1rem;
  font-family: var(--font-title);
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  font-weight: 600;
  line-height: 1.4;
}
.veille__meta { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; font-size: 0.9rem; color: var(--text-muted); }
.veille__meta li { display: flex; align-items: center; gap: 0.5rem; }
.veille__meta i { color: var(--primary); }

/* ---------- En bref : VR, AR, réalité mixte ---------- */
.def-card__icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  margin-bottom: 0.9rem;
  border-radius: 15px;
  color: #fff;
  font-size: 1.4rem;
}
.def-card__icon--vr { background: linear-gradient(135deg, #a855f7, #6366f1); }
.def-card__icon--ar { background: linear-gradient(135deg, #22d3ee, #0ea5e9); }
.def-card__icon--mr { background: linear-gradient(135deg, #f472b6, #a855f7); }
.def-card__acronym {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--primary);
}
.def-card h3 { margin: 0.15rem 0 0.5rem; font-size: 1.2rem; }
.def-card p { font-size: 0.93rem; color: var(--text-muted); }
.def-card__ex {
  margin-top: 0.9rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem !important;
}
.def-card__ex strong { color: var(--text); }

.veille__duo { margin-top: 1.25rem; }
.veille__note { margin-top: 0.9rem; font-size: 0.88rem; color: var(--text-muted); }

/* ---------- Actualités (base de données) ---------- */
.news { display: grid; gap: 1rem; margin-top: 1.25rem; }
.news-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 1.5rem;
  align-items: start;
}
.news-item__date {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary);
}
.news-item__date small {
  display: block;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
}
.news-item h4 { margin: 0.5rem 0 0.35rem; font-size: 1.05rem; }
.news-item p { font-size: 0.92rem; color: var(--text-muted); }
.news-item__avis {
  margin-top: 0.6rem;
  padding: 0.6rem 0.9rem;
  border-left: 3px solid var(--secondary);
  border-radius: 0 10px 10px 0;
  background: var(--surface-2);
  font-size: 0.88rem !important;
}
.news-item__avis strong { color: var(--text); }
.news-item__source { margin-top: 0.6rem; font-size: 0.8rem !important; }
.news-item__source a { font-weight: 600; color: var(--primary); }
.news-item__source a:hover { text-decoration: underline; }
.news__plus { display: flex; justify-content: center; margin-top: 1.25rem; }

/* ---------- Ma méthode ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.step { padding: 1.3rem; }
.step__num {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  margin-bottom: 0.7rem;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  font-family: var(--font-title);
  font-weight: 700;
}
.step h4 { margin-bottom: 0.3rem; font-size: 1rem; }
.step p { font-size: 0.86rem; color: var(--text-muted); }

/* ---------- Ma conclusion ---------- */
.synthese {
  margin-top: 2.5rem;
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    var(--gradient) border-box;
}
.synthese h3 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
  font-size: 1.25rem;
}
.synthese h3 i { color: var(--accent); }
.synthese p { color: var(--text-muted); }
.synthese strong { color: var(--text); }

@media (max-width: 900px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .news-item { grid-template-columns: 1fr; gap: 0.4rem; }
  .news-item__date { font-size: 1.05rem; }
  .news-item__date small { display: inline; margin-left: 0.3rem; }
}
@media (max-width: 520px) {
  .problematique, .synthese { padding: 1.4rem; }
  .steps { grid-template-columns: 1fr; }
}