/* ==========================================================================
   RAPHAËL RAYÉ — PORTFOLIO 2026
   Direction artistique minimale, pure typographie, noir profond (#000000).
   Conforme aux maquettes PDF (Pages 1, 2 et 3).
   ========================================================================== */

/* ---------- VARIABLES DE DESIGN ---------- */
:root {
  --bg-primary: #000000;
  --bg-frame: #111111;
  --text-primary: #ffffff;
  --text-muted: #777777;
  --text-dimmed: #444444;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --preview-aspect: 16 / 10;
  --transition-smooth: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- RESET & BASE ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-main);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  cursor: default;
}

a,
button,
[role="button"] {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  background: none;
  border: none;
  color: inherit;
  font: inherit;
  outline: none;
}

/* ---------- EN-TÊTE PRINCIPAL (PAGES 1, 2, 3) ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 2.2rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 200;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
}

.site-header>* {
  pointer-events: auto;
}

/* "portfolio 2026" en minuscule */
.brand-title {
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  text-transform: lowercase;
  opacity: 0.95;
  transition: opacity 0.2s ease;
}

.brand-title:hover {
  opacity: 0.6;
}

/* Bouton burger 2 barres (=) / Croix (X) */
.menu-toggle-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-end;
  gap: 7px;
  width: 48px;
  height: 48px;
  padding: 10px;
  position: relative;
  z-index: 210;
  cursor: pointer;
  pointer-events: auto;
  background: transparent;
  border: none;
}

/* Zone tactile étendue pour garantir le clic sur la croix */
.menu-toggle-btn::before {
  content: '';
  position: absolute;
  inset: -10px;
  cursor: pointer;
}

.menu-toggle-btn .bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: transform 0.3s var(--transition-smooth), opacity 0.2s ease;
  pointer-events: none;
}

/* Transformation quand le menu est ouvert */
.menu-toggle-btn.is-active .bar:nth-child(1) {
  transform: translateY(4.5px) rotate(45deg);
}

.menu-toggle-btn.is-active .bar:nth-child(2) {
  transform: translateY(-4.5px) rotate(-45deg);
}

/* ==========================================================================
   SCÈNE PRINCIPALE UNIFIÉE (PAGES 1, 2, 3)
   - Pas de saut de mise en page entre Accueil, Menu et Projet
   - Titre "Raphaël Rayé" / "Nom du projet" à la même position supérieure centrée
   ========================================================================== */
.portfolio-stage {
  min-height: 100vh;
  position: relative;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 6.8rem 3.5rem 6rem;
  overflow-x: hidden;
}

/* Zone du titre principal partagé */
.main-title-container {
  text-align: center;
  margin-bottom: 3.2rem;
  position: relative;
  z-index: 10;
  user-select: none;
}

.main-heading {
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--text-primary);
  display: inline-block;
  text-align: center;
}

.typewriter-text {
  display: inline;
}

.typewriter-caret {
  display: inline-block;
  width: 2.5px;
  height: 0.85em;
  background-color: var(--text-primary);
  margin-left: 2px;
  vertical-align: baseline;
  animation: blinkCaret 0.8s infinite step-start;
}

.typewriter-caret.fade-out {
  opacity: 0;
  animation: none;
  transition: opacity 0.5s ease;
}

@keyframes blinkCaret {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

/* ==========================================================================
   ÉTAT 1 : ANIMATION ACCUEIL (#animations que je rajouterai plus tard)
   ========================================================================== */
.home-animation-zone {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.home-animation-zone.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.home-bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.7;
  mix-blend-mode: screen;
}

.home-bg-ambient {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.02) 0%, transparent 70%);
  pointer-events: none;
}

/* ==========================================================================
   ÉTATS 2 & 3 : ZONE CONTENU DU PROJET
   - État 2 : Prévisualisation floutée au survol, description masquée
   - État 3 : Projet sélectionné net, description en machine à écrire à gauche
   ========================================================================== */
.project-content-zone {
  width: 100%;
  position: relative;
  z-index: 5;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.project-content-zone.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  position: absolute;
  top: 0;
  left: 0;
}

/* Grille 2 colonnes : Description à gauche (320px) | Visuels à droite (1fr) */
.project-body-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 4.5rem;
  align-items: start;
}

/* Colonne Gauche : Description */
.project-left-col {
  position: sticky;
  top: 7rem;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* Masqué quand vide (sur l'accueil ou pendant l'effacement) */
.project-left-col.is-empty {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

.section-label-lowercase {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-primary);
  text-transform: lowercase;
  margin-bottom: 1.2rem;
  display: block;
}

.project-full-desc {
  font-size: 0.98rem;
  line-height: 1.7;
  color: #dddddd;
  margin-bottom: 2.5rem;
  min-height: 100px;
  transition: opacity 0.25s ease;
}

/* Colonne Droite : Visuels empilés */
.project-visuals-col {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  width: 100%;
}

.project-main-image-card {
  width: 100%;
  position: relative;
  background-color: transparent;
  overflow: hidden;
  box-shadow: none;
}

/* ==========================================================================
   TRANSITION RETOUR ACCUEIL : FONDU AU NOIR DE DROITE À GAUCHE
   "un petit fondue au noir de droite à gauche sur le projet quand on quitte sa page vers l'accueil précisément"
   ========================================================================== */
.project-main-image-card::after,
.project-variation-card::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 230%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
  background: linear-gradient(to left, 
    #000000 0%, 
    #000000 48%, 
    rgba(0, 0, 0, 0.88) 66%, 
    rgba(0, 0, 0, 0.45) 84%, 
    transparent 100%
  );
  transform: translateX(100%);
  opacity: 0;
  transition: transform 0.45s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.2s ease;
  will-change: transform, opacity;
}

/* Déclenchement du fondu au noir de droite à gauche uniquement lors du retour vers l'accueil */
.project-visuals-col.is-wipe-black .project-main-image-card::after,
.project-visuals-col.is-wipe-black .project-variation-card::after {
  opacity: 1;
  transform: translateX(-57%);
}

.project-visuals-col.is-wipe-black img {
  opacity: 0;
  transition: opacity 0.45s cubic-bezier(0.4, 0, 0.6, 1);
}

/* Suppression absolue de tout cadre d'image cassée ou texte alt de Safari quand src est absent ou vide */
.project-main-image-card img:not([src]),
.project-main-image-card img[src=""],
.project-variation-card img:not([src]),
.project-variation-card img[src=""] {
  display: none !important;
  opacity: 0 !important;
  visibility: hidden !important;
  border: 0 !important;
  outline: none !important;
}

.project-main-image-card img,
.project-variation-card img {
  width: 100%;
  height: auto;
  max-height: 78vh;
  object-fit: contain;
  display: block;
  border: 0;
  outline: none;
  transition: filter 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
  will-change: filter, transform;
}

/* Effet de flou de prévisualisation au survol (Page 2 du PDF) */
.project-main-image-card img.is-preview-blurred,
.project-variation-card img.is-preview-blurred {
  filter: blur(16px);
  transform: scale(1.035);
}

.project-variations-grid {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  width: 100%;
  transition: opacity 0.35s ease;
}

.project-variation-card {
  width: 100%;
  position: relative;
  background-color: transparent;
  overflow: hidden;
  box-shadow: none;
}

/* Panneau latéral du menu des projets (identique sur index.html et project.html) */
.project-side-menu-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: min(300px, 85vw);
  height: 100vh;
  background-color: transparent;
  padding: 7rem 3.5rem 3rem 1rem;
  z-index: 105;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
  display: flex;
  flex-direction: column;
  pointer-events: auto;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.project-side-menu-panel::-webkit-scrollbar {
  display: none;
}

body.menu-open .project-side-menu-panel,
.project-side-menu-panel.is-open {
  transform: translateX(0) !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.project-side-menu-panel .menu-projects-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  text-align: right;
  align-items: flex-end;
}

.menu-project-item-link {
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--text-muted);
  text-transform: lowercase;
  transition: color 0.2s ease, transform 0.2s ease;
  display: block;
  padding: 2px 0;
}

.menu-project-item-link:hover,
.menu-project-item.is-hovered .menu-project-item-link {
  color: var(--text-primary);
  transform: translateX(-4px);
}

/* Fond transparent sans voile assombrissant pour préserver le noir pur */
.side-menu-backdrop {
  position: fixed;
  inset: 0;
  background-color: transparent;
  z-index: 102;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.side-menu-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

/* ==========================================================================
   RESPONSIVE DESIGN (MOBILE & TABLETTE)
   ========================================================================== */
@media (max-width: 992px) {
  .site-header {
    padding: 1.8rem 1.8rem;
  }

  .portfolio-stage {
    padding: 6rem 1.5rem 4rem;
  }

  .project-side-menu-panel {
    background-color: rgba(0, 0, 0, 0.95);
    padding: 6rem 2rem 3rem 1rem;
  }

  .project-body-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .project-left-col {
    position: static;
  }
}