/* ============================================================
   PROJECT.CSS — Page détail projet + composants partagés
   ============================================================ */

/* ── Project card link (index.html) ── */
.project-card-link {
  text-decoration: none;
  display: block;
}

.project-card-link:focus-visible {
  outline: 2px solid var(--clr-blue);
  outline-offset: 4px;
  border-radius: var(--radius-xl);
}

.project-card__meta {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-family: var(--font-mono);
  margin-bottom: var(--sp-2);
}

.project-card__cta {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--clr-blue);
  margin-top: auto;
  padding-top: var(--sp-3);
  letter-spacing: 0.02em;
  transition: letter-spacing var(--transition-fast);
}

.project-card-link:hover .project-card__cta {
  letter-spacing: 0.07em;
}

.tag--more {
  background: rgba(255,255,255,0.05);
  color: var(--clr-text-muted);
  border-color: var(--clr-border);
}

/* ═══════════════════════════════════════════════
   PAGE PROJET DÉTAIL (project.html)
═══════════════════════════════════════════════ */

/* ── Breadcrumb ── */
.project-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  margin-bottom: var(--sp-8);
  flex-wrap: wrap;
}

.project-breadcrumb a {
  color: var(--clr-text-secondary);
  transition: color var(--transition-fast);
}

.project-breadcrumb a:hover { color: var(--clr-blue); }
.project-breadcrumb__sep   { color: var(--clr-text-muted); }
.project-breadcrumb__current {
  color: var(--clr-text-primary);
  font-weight: var(--fw-medium);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 360px;
}

/* ── Hero ── */
.project-hero {
  padding: calc(var(--nav-height) + var(--sp-12)) 0 var(--sp-16);
  position: relative;
  overflow: hidden;
}

.project-hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -100px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(59,130,246,0.07) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

.project-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-border), transparent);
}

.project-hero__badge {
  display: inline-flex;
  margin-bottom: var(--sp-4);
}

.project-hero__title {
  font-size: clamp(1.75rem, 4vw, var(--fs-5xl));
  font-weight: var(--fw-extrabold);
  letter-spacing: var(--ls-tight);
  line-height: 1.1;
  color: var(--clr-text-primary);
  max-width: 820px;
  margin-bottom: var(--sp-6);
}

.project-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-bottom: var(--sp-8);
}

.project-meta-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  font-weight: var(--fw-medium);
}

.project-meta-chip__icon { font-size: 0.85rem; }

.project-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

/* Link buttons */
.btn-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-5);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-secondary);
  background: transparent;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.btn-link:hover {
  background: rgba(255,255,255,0.05);
  border-color: var(--clr-border-hover);
  color: var(--clr-text-primary);
  transform: translateY(-1px);
}

.btn-link--github:hover { border-color: rgba(139,92,246,0.5); color: var(--clr-purple-light); }
.btn-link--demo:hover   { border-color: rgba(59,130,246,0.5);  color: var(--clr-blue); }
.btn-link--doc:hover    { border-color: rgba(6,182,212,0.5);   color: var(--clr-cyan-light); }

/* ── Sections ── */
.project-section {
  padding: var(--sp-16) 0;
  position: relative;
}

.project-section + .project-section {
  border-top: 1px solid var(--clr-border);
}

.project-section--alt {
  background: var(--clr-bg-secondary);
}

.project-section__header {
  margin-bottom: var(--sp-8);
}

.project-section__label {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--clr-blue);
  margin-bottom: var(--sp-3);
}

.project-section__label::before {
  content: '';
  display: block;
  width: 16px; height: 2px;
  background: var(--clr-blue);
  border-radius: var(--radius-full);
}

.project-section__title {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--clr-text-primary);
  letter-spacing: var(--ls-tight);
}

/* ── Contexte ── */
.project-context {
  font-size: var(--fs-lg);
  color: var(--clr-text-secondary);
  line-height: var(--lh-relaxed);
  max-width: 820px;
  padding: var(--sp-5) var(--sp-6);
  border-left: 3px solid var(--clr-blue);
  background: rgba(59,130,246,0.04);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* ── Points clés ── */
.project-highlights__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--sp-3);
}

.project-highlight-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.project-highlight-item:hover {
  border-color: rgba(59,130,246,0.3);
  transform: translateY(-2px);
}

.project-highlight-item__check {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: rgba(34,197,94,0.12);
  border: 1px solid rgba(34,197,94,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.6rem;
  color: var(--clr-green);
  font-weight: var(--fw-bold);
  margin-top: 2px;
}

.project-highlight-item__text {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: var(--lh-relaxed);
}

/* ── Réalisation technique (markdown) ── */
.project-realization-content {
  max-width: 820px;
}

.project-realization-content p {
  font-size: var(--fs-base);
  color: var(--clr-text-secondary);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--sp-4);
}

.project-realization-content strong {
  color: var(--clr-text-primary);
  font-weight: var(--fw-semibold);
}

/* Paragraphes bold seuls = titres de phase */
.project-realization-content .phase-title {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--clr-blue-light);
  margin-top: var(--sp-8);
  margin-bottom: var(--sp-3);
  padding-bottom: var(--sp-2);
  border-bottom: 1px solid var(--clr-border);
  display: block;
}

.project-realization-content .md-list {
  margin: 0 0 var(--sp-4) var(--sp-2);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.project-realization-content .md-list li {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: var(--lh-relaxed);
  position: relative;
  padding-left: var(--sp-5);
}

.project-realization-content .md-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--clr-blue);
  font-size: var(--fs-xs);
  top: 3px;
}

/* ── Architecture ── */
.project-architecture-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  padding: var(--sp-16) var(--sp-8);
  background: var(--clr-bg-card);
  border: 2px dashed var(--clr-border);
  border-radius: var(--radius-xl);
  text-align: center;
}

.project-architecture-placeholder__icon {
  font-size: 3rem;
  opacity: 0.35;
}

.project-architecture-placeholder p {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  max-width: 400px;
}

.project-architecture-img {
  width: 100%;
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-xl);
}

/* ── KPIs ── */
.project-kpis-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}

.project-kpi-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--sp-8) var(--sp-4);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  gap: var(--sp-2);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

.project-kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.project-kpi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); border-color: var(--clr-border-hover); }
.project-kpi-card:hover::before { opacity: 1; }

.project-kpi-card__icon  { font-size: 2rem; line-height: 1; }

.project-kpi-card__value {
  font-size: var(--fs-4xl);
  font-weight: var(--fw-extrabold);
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  letter-spacing: var(--ls-tight);
}

.project-kpi-card__label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
}

/* ── Stack ── */
.project-stack-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

/* ── Liens ── */
.project-links-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.project-link-card {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-6);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  text-decoration: none;
  transition: all var(--transition-base);
  min-width: 220px;
}

.project-link-card:hover {
  border-color: var(--clr-border-hover);
  background: var(--clr-bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.project-link-card__icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.project-link-card__icon--github { background: rgba(139,92,246,0.15); }
.project-link-card__icon--demo   { background: rgba(59,130,246,0.15); }
.project-link-card__icon--doc    { background: rgba(6,182,212,0.15); }

.project-link-card__label {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin-bottom: 2px;
}

.project-link-card__value {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 160px;
}

/* ── Pagination prev / next ── */
.project-pagination {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
  padding: var(--sp-12) 0 var(--sp-4);
  border-top: 1px solid var(--clr-border);
  margin-top: var(--sp-8);
}

.project-nav-btn {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  padding: var(--sp-4) var(--sp-5);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  text-decoration: none;
  transition: all var(--transition-base);
}

.project-nav-btn:hover { border-color: var(--clr-border-hover); background: var(--clr-bg-card-hover); transform: translateY(-2px); }
.project-nav-btn--next { text-align: right; }

.project-nav-btn__dir {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
}

.project-nav-btn__title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
  line-height: var(--lh-snug);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── 404 ── */
.project-not-found {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: var(--sp-4);
  text-align: center;
  padding: var(--sp-16);
}

.project-not-found__code {
  font-size: var(--fs-6xl);
  font-weight: var(--fw-extrabold);
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .project-hero__title  { font-size: var(--fs-3xl); }
  .project-kpis-grid    { gap: var(--sp-3); }
  .project-kpi-card__value { font-size: var(--fs-2xl); }
  .project-pagination   { grid-template-columns: 1fr; }
  .project-highlights__grid { grid-template-columns: 1fr; }
  .project-context      { font-size: var(--fs-base); }
}

@media (max-width: 480px) {
  .project-kpi-card     { padding: var(--sp-5) var(--sp-2); }
  .project-kpi-card__value { font-size: var(--fs-xl); }
  .project-kpi-card__icon { font-size: 1.4rem; }
  .project-hero__meta   { gap: var(--sp-2); }
  .project-meta-chip    { font-size: var(--fs-xs); padding: var(--sp-1) var(--sp-3); }
  .project-breadcrumb__current { max-width: 160px; }
}