/* ===== Couches — design institutionnel raffiné ===== */
:root {
  --ink: #0c0e12;
  --slate: #141820;
  --slate-raised: #1a2030;
  --paper: #f4f2ee;
  --muted: #8b939e;
  --steel: #6b8cae;
  --steel-soft: rgba(107, 140, 174, 0.14);
  --steel-glow: rgba(107, 140, 174, 0.28);
  --bronze: #a68b5b;
  --bronze-soft: rgba(166, 139, 91, 0.12);
  --bronze-glow: rgba(166, 139, 91, 0.22);
  --line: rgba(244, 242, 238, 0.08);
  --ease-stage: 0.78s cubic-bezier(0.22, 1, 0.36, 1);
  --stage-header-h: 52px;
  --font-display: 'Cormorant Garamond', Georgia, serif;
}

[data-theme="light"] {
  --ink: #eef1f6;
  --slate: rgba(255, 255, 255, 0.82);
  --slate-raised: rgba(255, 255, 255, 0.92);
  --paper: #141820;
  --muted: #4a5568;
  --line: rgba(26, 29, 36, 0.12);
  --steel: #4a6a8a;
  --steel-soft: rgba(74, 106, 138, 0.12);
  --bronze: #8a7348;
  --bronze-soft: rgba(138, 115, 72, 0.14);
}

body.stage-body {
  overflow: hidden;
  height: 100vh;
  height: 100dvh;
  background: var(--ink);
  color: var(--paper);
}

.stage {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh;
}
.stage-stack {
  position: relative;
  width: 100%;
  height: 100%;
  perspective: 1400px;
}

/* —— Couches —— */
.layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(5%) scale(0.98);
  transition:
    opacity var(--ease-stage),
    transform var(--ease-stage),
    visibility var(--ease-stage),
    filter var(--ease-stage);
}
.layer--active {
  z-index: 30;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  filter: none;
}
.layer--past {
  z-index: 12;
  opacity: 0.5;
  visibility: visible;
  transform: translateY(-1.5%) scale(0.965);
  filter: brightness(0.72) saturate(0.85);
}
.layer--future {
  z-index: 4;
  opacity: 0;
  visibility: hidden;
  transform: translateY(7%) scale(0.97);
}
.layer--leaving.layer--past {
  opacity: 0.2;
  transform: translateY(-4%) scale(0.94);
}
.layer--entering {
  opacity: 0;
  transform: translateY(8%) scale(0.985);
}

/* Accueil : hero fixe plein écran + défilement vers portails & futur */
#layer-home {
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
#layer-home .home-hero {
  min-height: 100vh;
  min-height: 100dvh;
  max-height: 100dvh;
  overflow: hidden;
  padding-bottom: 2rem;
  position: relative;
}
#layer-home .home-hero.layer-panel--center {
  max-height: none;
}
.home-scroll-cue {
  position: absolute;
  bottom: 0.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  animation: cueBounce 2.2s ease-in-out infinite;
}
.home-scroll-cue i { color: var(--bronze); font-size: 0.75rem; }
@keyframes cueBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.55; }
  50% { transform: translateX(-50%) translateY(5px); opacity: 1; }
}
.home-scroll {
  position: relative;
  z-index: 2;
  padding: 1.5rem 0 calc(6.5rem + env(safe-area-inset-bottom));
}
.portal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.portal-card--ongoing {
  border-color: rgba(201, 168, 108, 0.35) !important;
}
.portal-card--ongoing .portal-icon {
  background: var(--bronze-soft);
  color: var(--bronze);
}
.portal-card--ongoing:hover {
  border-color: var(--bronze) !important;
}
.portal-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  padding: 1.25rem 1.15rem 1.15rem;
  text-align: left;
  border: 1px solid rgba(107, 140, 174, 0.35);
  border-radius: 6px;
  background: rgba(20, 24, 32, 0.65);
  backdrop-filter: blur(12px);
  color: var(--paper);
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.3s ease, box-shadow 0.35s ease;
  opacity: 0;
  transform: translateY(18px);
}
.portal-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.portal-card--skills { animation-delay: 0ms; }
.portal-card--projects { animation-delay: 80ms; }
.portal-card--skills.is-visible { transition-delay: 0ms; }
.portal-card--projects.is-visible { transition-delay: 80ms; }
.portal-card--ongoing.is-visible { transition-delay: 160ms; }

@media (max-width: 720px) {
  .portal-grid {
    grid-template-columns: 1fr;
    gap: 0.7rem;
    margin-bottom: 1.5rem;
  }
  .portal-card {
    padding: 1rem 1rem 0.95rem;
    width: 100%;
  }
  .portal-label {
    font-size: 0.92rem;
    line-height: 1.3;
  }
  .portal-desc {
    font-size: 0.78rem;
    line-height: 1.45;
  }
  .portal-card--skills.is-visible { transition-delay: 0ms; }
  .portal-card--projects.is-visible { transition-delay: 70ms; }
  .portal-card--ongoing.is-visible { transition-delay: 140ms; }
}

@media (max-width: 400px) {
  .portal-icon {
    width: 38px;
    height: 38px;
    font-size: 0.95rem;
  }
}

.portal-scan {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(107, 140, 174, 0.12) 50%, transparent 100%);
  transform: translateY(-100%);
  animation: portalScan 4s linear infinite;
  pointer-events: none;
}
@keyframes portalScan {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100%); }
}
.portal-glow {
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: conic-gradient(from 0deg, transparent, var(--steel), transparent, var(--bronze), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: -1;
  animation: portalSpin 8s linear infinite;
  pointer-events: none;
}
@keyframes portalSpin {
  to { transform: rotate(360deg); }
}
.portal-card:hover .portal-glow { opacity: 0.35; }
.portal-card:hover {
  transform: translateY(-4px);
  border-color: var(--steel);
  box-shadow: 0 12px 40px rgba(107, 140, 174, 0.2);
}
.portal-card--projects:hover {
  border-color: var(--bronze);
  box-shadow: 0 12px 40px var(--bronze-glow);
}
.portal-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--steel-soft);
  color: var(--steel);
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}
.portal-card--projects .portal-icon {
  background: var(--bronze-soft);
  color: var(--bronze);
}
.portal-label {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.portal-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.45;
  max-width: 18rem;
}
.portal-arrow {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  font-size: 0.85rem;
  color: var(--steel);
  transition: transform 0.3s ease;
}
.portal-card:hover .portal-arrow { transform: translateX(4px); }

/* Projets futurs — laboratoire */
.future-lab {
  position: relative;
  padding: 1.5rem 0 0;
}
.future-lab::before {
  content: '';
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bronze), var(--steel), transparent);
}
.future-lab-head { margin-bottom: 1.25rem; }
.future-lab-tag {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: 0.4rem;
}
.future-lab-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 1.85rem);
  font-weight: 600;
  color: var(--paper);
  margin-bottom: 0.35rem;
}
.future-lab-lead {
  font-size: 0.88rem;
  color: var(--muted);
  max-width: 32rem;
  line-height: 1.55;
}
.future-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.85rem;
}
.future-card {
  position: relative;
  padding: 1rem 0.95rem;
  border: 1px dashed rgba(166, 139, 91, 0.4);
  border-radius: 4px;
  background: linear-gradient(145deg, rgba(26, 32, 48, 0.9), rgba(12, 14, 18, 0.95));
  overflow: hidden;
  opacity: 0;
  transform: translateY(14px) scale(0.98);
  transition: opacity 0.55s ease, transform 0.55s ease, border-color 0.3s ease;
}
.future-card.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  transition-delay: calc(var(--fi, 0) * 90ms);
}
.future-card-orbit {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 80px;
  height: 80px;
  border: 1px solid rgba(107, 140, 174, 0.2);
  border-radius: 50%;
  animation: orbitSpin 12s linear infinite;
  pointer-events: none;
}
@keyframes orbitSpin {
  to { transform: rotate(360deg); }
}
.future-card-year {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--bronze);
}
.future-card-icon {
  display: flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--steel-soft);
  color: var(--steel);
  font-size: 0.95rem;
  margin-bottom: 0.55rem;
}
.future-card h3 {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--paper);
  margin-bottom: 0.3rem;
  line-height: 1.3;
}
.future-card p {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.45;
  margin-bottom: 0.5rem;
}
.future-card-status {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
}
.future-card:hover {
  border-color: var(--bronze);
  border-style: solid;
}

/* Autres couches : défilement vertical complet */
.layer:not(#layer-home).layer--active {
  overflow-y: auto;
  overflow-x: hidden;
}

/* Dock flottant (langue + thème) — visible sur toutes les pages */
.float-dock {
  position: fixed;
  top: max(0.85rem, env(safe-area-inset-top));
  right: max(0.85rem, env(safe-area-inset-right));
  z-index: 260;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.45rem;
  pointer-events: none;
}
.float-dock > * { pointer-events: auto; }
.btn-glass {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 40px;
  min-width: 40px;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(244, 242, 238, 0.14);
  background: rgba(20, 24, 32, 0.52);
  backdrop-filter: blur(14px) saturate(1.15);
  -webkit-backdrop-filter: blur(14px) saturate(1.15);
  color: var(--paper);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}
[data-theme="light"] .btn-glass {
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(26, 29, 36, 0.12);
  color: var(--paper);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.08);
}
.btn-glass:hover {
  border-color: var(--steel);
  background: rgba(26, 32, 48, 0.65);
  transform: translateY(-1px);
}
[data-theme="light"] .btn-glass:hover {
  background: rgba(255, 255, 255, 0.92);
}
.float-dock .lang-dropdown {
  z-index: 300;
}
.float-dock .theme-toggle {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 50%;
}

/* Photo de profil — visage centré, net */
.photo-frame {
  position: relative;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--slate-raised);
}
.photo-frame--hero {
  width: 96px;
  height: 96px;
  margin-bottom: 1.35rem;
  border: 1px solid var(--line);
  outline: 2px solid var(--bronze-soft);
  outline-offset: 4px;
  box-shadow: 0 6px 28px rgba(0, 0, 0, 0.35);
}
.photo-frame--small {
  width: 72px;
  height: 72px;
  border: 1px solid var(--line);
}
.photo-frame img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center 22%;
  filter: contrast(1.08) brightness(1.06) saturate(1.03);
}

.layer-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 55% 45% at 12% 0%, var(--steel-soft), transparent 50%),
    radial-gradient(ellipse 45% 35% at 88% 100%, var(--bronze-soft), transparent 45%),
    var(--bg);
}
.layer-bg--home {
  background:
    radial-gradient(ellipse 80% 55% at 50% -5%, var(--bronze-soft), transparent 55%),
    radial-gradient(ellipse 50% 40% at 80% 90%, var(--steel-soft), transparent 50%),
    linear-gradient(175deg, #10141c 0%, var(--ink) 55%, #0a0c10 100%);
}

.layer-panel {
  position: relative;
  z-index: 2;
  padding: calc(var(--stage-header-h) + 1rem) max(1rem, env(safe-area-inset-left)) calc(6rem + env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-right));
  min-height: 100%;
}
.layer-panel--center:not(.home-hero) {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.75rem 1.25rem 6.5rem;
  min-height: 100vh;
  min-height: 100dvh;
}
.home-hero.layer-panel--center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.75rem 1.25rem 2.5rem;
}

/* —— En-tête —— */
.stage-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--stage-header-h);
  background: rgba(12, 14, 18, 0.82);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--line);
  transform: translateY(-100%);
  opacity: 0;
  transition: transform 0.55s var(--ease-stage), opacity 0.55s ease;
}
[data-theme="light"] .stage-header {
  background: rgba(246, 245, 242, 0.9);
}
.stage-header.visible {
  transform: translateY(0);
  opacity: 1;
}
.stage-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 0.75rem;
}
.stage-logo {
  color: var(--paper);
  text-decoration: none;
  transition: color var(--ease);
}
.stage-logo:hover { color: var(--steel); }
.stage-logo-text {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  font-style: italic;
}
.stage-header-title {
  flex: 1;
  text-align: center;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
}

/* —— Accueil —— */
.welcome-ornament {
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bronze), transparent);
  margin-bottom: 1.5rem;
  position: relative;
}
.welcome-ornament span {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--bronze);
  box-shadow: 0 0 12px var(--bronze-glow);
}
.welcome-eyebrow {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 0.85rem;
}
.welcome-name {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 0.65rem;
}
.welcome-line {
  display: block;
  font-size: clamp(1.75rem, 6vw, 2.5rem);
  letter-spacing: 0.02em;
  color: var(--paper);
}
.welcome-line--accent {
  font-size: clamp(1.55rem, 5vw, 2.15rem);
  font-style: italic;
  color: var(--bronze);
  margin-top: 0.15rem;
}
.welcome-typing {
  font-size: 1.02rem;
  font-weight: 500;
  color: var(--muted);
  min-height: 1.45em;
  margin-bottom: 0.85rem;
}
.welcome-desc {
  max-width: 28rem;
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 0.5rem;
}
.welcome-loc {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 1.65rem;
  letter-spacing: 0.02em;
}
.welcome-loc i { color: var(--steel); margin-right: 0.3rem; }
.welcome-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-bottom: 1.35rem;
}
.welcome-social {
  display: flex;
  gap: 0.6rem;
}
.welcome-social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  font-size: 0.85rem;
  transition: color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.welcome-social a:hover {
  color: var(--steel);
  border-color: var(--steel);
  box-shadow: 0 0 20px var(--steel-glow);
}

/* Boutons institutionnels */
.btn-accent {
  background: linear-gradient(160deg, #b89968 0%, #8f7148 100%);
  color: #0f1218;
  border: none;
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.75rem 1.35rem;
  border-radius: 2px;
  box-shadow: 0 2px 20px var(--bronze-glow);
  transition: transform 0.25s ease, filter 0.25s ease, box-shadow 0.25s ease;
}
.btn-accent:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
  color: #0f1218;
  box-shadow: 0 4px 28px var(--bronze-glow);
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 0.7rem 1.1rem;
  border-radius: 2px;
  transition: border-color 0.25s ease, color 0.25s ease;
}
.btn-outline:hover {
  border-color: var(--steel);
  color: var(--paper);
}

/* —— Titres de section —— */
.layer-head { margin-bottom: 1.35rem; }
.layer-num {
  display: block;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: 0.4rem;
}
.layer-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.8vw, 2.05rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--paper);
}
.layer-sub {
  margin-top: 0.4rem;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.5;
}
.layer-footer-copy {
  margin-top: 2rem;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-align: center;
}

/* —— Profil —— */
.about-compact {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.15rem;
  align-items: start;
  max-width: 600px;
}
.about-compact h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--paper);
}
.about-compact p {
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 0.45rem;
}
.about-note {
  font-style: italic;
  font-size: 0.78rem !important;
  color: var(--steel) !important;
}
.about-facts {
  margin-top: 0.65rem;
  font-size: 0.78rem;
}
.about-facts dt {
  font-weight: 600;
  color: var(--paper);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.about-facts dd { color: var(--muted); margin-top: 0.15rem; }

/* —— Domaines —— */
.skills-chips {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(128px, 1fr));
  gap: 0.65rem;
  max-width: 680px;
}
.skill-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  padding: 1rem 0.65rem;
  background: var(--slate-raised);
  border: 1px solid var(--line);
  border-radius: 2px;
  text-align: center;
  transition: border-color 0.35s ease, transform 0.35s ease, box-shadow 0.35s ease;
  animation: chipIn 0.65s var(--ease-stage) both;
  animation-delay: var(--delay, 0ms);
}
@keyframes chipIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.layer--active .skill-chip:hover {
  border-color: var(--steel);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}
.skill-chip-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--steel-soft);
  color: var(--steel);
  font-size: 0.9rem;
}
.skill-chip-name {
  font-size: 0.68rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--paper);
}

/* —— Expérience professionnelle —— */
.xp-timeline {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  max-width: 640px;
}
.xp-entry {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1rem;
  align-items: start;
}
.xp-entry-period {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--bronze);
  line-height: 1.4;
  padding-top: 0.15rem;
}
.xp-entry-body {
  padding: 1rem 1.05rem;
  background: var(--slate-raised);
  border: 1px solid var(--line);
  border-radius: 4px;
  border-inline-start: 3px solid var(--bronze);
}
.xp-entry-head {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 0.4rem;
}
.xp-entry-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  background: var(--steel-soft);
  color: var(--steel);
  font-size: 0.9rem;
}
.xp-entry-head h3 {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--paper);
  line-height: 1.35;
  margin: 0;
  flex: 1;
}
.xp-org {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--steel);
  margin: 0 0 0.4rem;
  letter-spacing: 0.02em;
}
.xp-entry-desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}
#layer-experience .layer-panel {
  padding-bottom: calc(6.5rem + env(safe-area-inset-bottom));
}

/* —— Contact —— */
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 1.15rem;
  max-width: 720px;
  align-items: start;
}
.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.contact-channel {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 0.95rem;
  background: var(--slate-raised);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.25s ease, transform 0.2s ease, box-shadow 0.25s ease;
}
.contact-channel:hover {
  border-color: var(--steel);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
}
.contact-channel--wa {
  border-color: rgba(37, 211, 102, 0.35);
  background: rgba(37, 211, 102, 0.08);
}
.contact-channel--wa:hover {
  border-color: rgba(37, 211, 102, 0.55);
}
.contact-channel-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--steel-soft);
  color: var(--steel);
  font-size: 1rem;
}
.contact-channel--wa .contact-channel-icon {
  background: rgba(37, 211, 102, 0.18);
  color: #3ddc84;
}
.contact-channel-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.contact-channel-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-channel-value {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--paper);
  word-break: break-word;
}
.contact-channel-arrow {
  font-size: 0.7rem;
  color: var(--muted);
  flex-shrink: 0;
}
.contact-form-panel {
  padding: 1.15rem 1.2rem;
  background: var(--slate-raised);
  border: 1px solid var(--line);
  border-radius: 4px;
  border-top: 2px solid var(--bronze);
}
.contact-form-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--paper);
  margin-bottom: 0.35rem;
}
.contact-form-lead {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 1rem;
}
#layer-contact .contact-form .form-group {
  margin-bottom: 0.85rem;
}
#layer-contact .contact-form label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.35rem;
}
#layer-contact .contact-form input,
#layer-contact .contact-form textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--paper);
  background: rgba(12, 14, 18, 0.45);
  border: 1px solid var(--line);
  border-radius: 3px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
[data-theme="light"] #layer-contact .contact-form input,
[data-theme="light"] #layer-contact .contact-form textarea {
  background: rgba(255, 255, 255, 0.85);
}
#layer-contact .contact-form input:focus,
#layer-contact .contact-form textarea:focus {
  outline: none;
  border-color: var(--steel);
  box-shadow: 0 0 0 3px var(--steel-soft);
}
#layer-contact .contact-form textarea {
  resize: vertical;
  min-height: 100px;
}
.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}
.contact-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
}
#layer-contact .layer-panel {
  padding-bottom: calc(6.5rem + env(safe-area-inset-bottom));
}

/* —— Navigation —— */
.stage-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom));
  background: linear-gradient(transparent, rgba(12, 14, 18, 0.55) 35%, rgba(12, 14, 18, 0.82) 100%);
  pointer-events: none;
}
.stage-nav > * { pointer-events: auto; }
.stage-nav.on-home .stage-nav-btn:not(.stage-nav-btn--next) {
  opacity: 0;
  pointer-events: none;
}
.stage-nav.on-home .stage-dots { opacity: 0; }
.stage-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.9rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid rgba(244, 242, 238, 0.12);
  border-radius: 999px;
  background: rgba(26, 32, 48, 0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--muted);
  transition: opacity 0.35s ease, border-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}
.stage-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.stage-nav-btn--next {
  border-color: rgba(166, 139, 91, 0.45);
  color: var(--bronze);
  background: var(--bronze-soft);
}
.stage-nav-btn--next:not(:disabled):hover {
  background: var(--bronze);
  color: #0f1218;
  transform: translateY(-1px);
}
.stage-dots {
  display: flex;
  gap: 0.35rem;
  transition: opacity 0.4s ease;
}
.stage-dot {
  width: 6px;
  height: 6px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--line);
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}
.stage-dot.active {
  background: var(--steel);
  transform: scale(1.35);
  box-shadow: 0 0 8px var(--steel-glow);
}

/* Loader raffiné */
.loader-line {
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bronze), transparent);
  margin: 0 auto 1rem;
  animation: loaderPulse 1.2s ease-in-out infinite;
}
@keyframes loaderPulse {
  0%, 100% { opacity: 0.4; transform: scaleX(0.6); }
  50% { opacity: 1; transform: scaleX(1); }
}

#layer-projects .projects-grid { margin-bottom: 0; }
#layer-projects .layer-panel { padding-bottom: 6.5rem; }
#layer-projects .projects-grid .project-card {
  flex: 0 0 min(220px, 76vw);
}
#layer-projects .project-img {
  aspect-ratio: 16 / 9;
  max-height: 108px;
}
#layer-projects .project-img img {
  object-fit: cover;
}
#layer-projects .project-body {
  padding: 0.75rem 0.9rem;
}
#layer-projects .project-body h3 {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}
#layer-projects .project-body p {
  font-size: 0.8125rem;
  line-height: 1.45;
}
@media (min-width: 1100px) {
  #layer-projects .projects-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
}

/* Projets — teinte institutionnelle */
.project-card--sealed .project-seal-icon {
  box-shadow: 0 0 20px var(--steel-glow);
}
.project-tag { background: var(--steel); }
.project-stack-preview li {
  background: var(--steel-soft);
  color: var(--steel);
}
.project-modal-cat { color: var(--bronze); }
.project-modal-stack li {
  background: var(--steel-soft);
  color: var(--steel);
}

body.modal-open .stage-nav { opacity: 0; pointer-events: none; }

/* —— Mobile : navigation & lisibilité —— */
@media (max-width: 640px) {
  .float-dock {
    top: max(0.5rem, env(safe-area-inset-top));
    right: max(0.5rem, env(safe-area-inset-right));
    gap: 0.35rem;
  }
  .btn-glass.lang-btn {
    min-height: 38px;
    padding: 0.4rem 0.55rem;
    font-size: 0.75rem;
  }
  .float-dock .theme-toggle {
    width: 38px;
    height: 38px;
  }
  .stage-nav {
    gap: 0.4rem;
    padding: 0.65rem max(0.5rem, env(safe-area-inset-left)) calc(0.65rem + env(safe-area-inset-bottom)) max(0.5rem, env(safe-area-inset-right));
  }
  .stage-nav-btn {
    min-height: 44px;
    padding: 0.55rem 0.85rem;
    font-size: 0.72rem;
  }
  .stage-dots {
    gap: 0.2rem;
  }
  .stage-dot {
    width: 8px;
    height: 8px;
    padding: 14px;
    background-clip: content-box;
    box-sizing: content-box;
  }
  .stage-dot.active {
    transform: scale(1.2);
  }
  .xp-entry {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
  .xp-entry-period {
    font-size: 0.68rem;
  }
  .xp-entry-body {
    padding: 0.9rem 0.85rem;
  }
  .xp-entry-head h3 {
    font-size: 0.95rem;
  }
  .xp-entry-desc {
    font-size: 0.8125rem;
  }
}

@media (max-width: 400px) {
  .stage-nav-btn span {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  .stage-nav-btn {
    min-width: 44px;
    justify-content: center;
    padding: 0.55rem 0.65rem;
  }
  .stage-nav-btn--next {
    flex: 1;
    max-width: 9rem;
    justify-content: center;
  }
}

@media (max-width: 520px) {
  .contact-layout {
    grid-template-columns: 1fr;
    max-width: 100%;
  }
  .contact-form .form-row { grid-template-columns: 1fr; }
  .contact-form-panel { padding: 1rem; }
  .about-compact { grid-template-columns: 1fr; }
  .photo-frame--small { margin: 0 auto; }
  .about-compact > div { text-align: center; }
  .about-facts { text-align: left; }
  .xp-entry-head {
    flex-wrap: wrap;
  }
  .welcome-actions { flex-direction: column; width: 100%; max-width: 280px; }
  .welcome-actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .layer, .stage-header, .skill-chip, .loader-line, .xp-entry,
  .portal-card, .portal-scan, .portal-glow, .future-card-orbit, .home-scroll-cue {
    transition: none !important;
    animation: none !important;
  }
  .portal-card, .future-card { opacity: 1; transform: none; }
}