/* ============================================================
   PORTFOLIO PÉDAGOGIQUE — Alban Chabalier
   Fichier : home.css — Styles de la page d'accueil
   ============================================================ */

/* ============================================================
   HERO SECTION — Bannière principale
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

/* Orbes lumineux en fond */
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding: var(--space-20) 0;
  position: relative;
  z-index: 1;
}

/* Contenu texte du Hero */
.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent-cyan);
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.25);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  width: fit-content;
}

.hero-badge::before {
  content: '▹';
  color: var(--color-accent-cyan);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.hero-title .line-highlight {
  display: block;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.hero-subtitle .highlight {
  color: var(--color-accent-cyan);
  font-weight: 500;
}

/* Méta-données du héro */
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.meta-chip {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  letter-spacing: 0.03em;
}

.meta-chip .chip-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* CTA Boutons */
.hero-cta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.4s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-accent);
}

.btn-ghost:hover {
  background: rgba(0, 212, 255, 0.05);
  border-color: var(--color-accent-cyan);
  transform: translateY(-2px);
}

/* Visuel du Hero (côté droit) */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 1s ease 0.3s both;
}

.hero-card-3d {
  position: relative;
  width: 100%;
  max-width: 480px;
  perspective: 1000px;
}

.profile-card {
  background: var(--color-bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg), var(--shadow-cyan);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  transition: transform var(--transition-slow);
  animation: float 6s ease-in-out infinite;
}

.profile-card:hover {
  transform: rotateY(-5deg) rotateX(3deg);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(0, 212, 255, 0.25);
}

.profile-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.profile-avatar {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
  box-shadow: var(--shadow-cyan);
}

.profile-info-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
}

.profile-info-role {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent-cyan);
  letter-spacing: 0.06em;
}

/* Stats compétences dans le profil */
.profile-skills {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skill-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.skill-name {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  width: 100px;
  flex-shrink: 0;
  letter-spacing: 0.03em;
}

.skill-bar-track {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  transform-origin: left;
  animation: skill-grow 1.5s ease 0.5s both;
}

@keyframes skill-grow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

.skill-value {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent-cyan);
  width: 30px;
  text-align: right;
}

/* Tags techno dans le profil */
.profile-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: fadeIn 1s ease 1.5s both;
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 2px solid var(--color-border-accent);
  border-radius: var(--radius-full);
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  width: 3px;
  height: 6px;
  background: var(--color-accent-cyan);
  border-radius: var(--radius-full);
  animation: scroll-anim 1.5s ease-in-out infinite;
}

@keyframes scroll-anim {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(6px); opacity: 0.3; }
}

/* ============================================================
   SECTION INTRO — Présentation rapide
   ============================================================ */
.intro-section {
  padding: var(--space-20) 0;
  position: relative;
}

.section-label {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.section-label-line {
  flex: 1;
  height: 1px;
  background: var(--color-border);
  max-width: 60px;
}

.section-label-text {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent-cyan);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-heading {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
}

.section-description {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.8;
  max-width: 560px;
}

/* Grille du contexte */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.intro-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.stat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: border-color var(--transition-base), transform var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

.stat-card:hover {
  border-color: var(--color-border-accent);
  transform: translateY(-3px);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ============================================================
   GRILLE DES COMPÉTENCES — Section principale
   ============================================================ */
.competences-section {
  padding: var(--space-20) 0;
  position: relative;
}

.competences-section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.competences-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

/* Carte de compétence */
.competence-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-spring), border-color var(--transition-base), box-shadow var(--transition-slow);
  cursor: pointer;
  group: true;
}

/* Ligne de couleur en haut */
.competence-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  opacity: 0;
  transition: opacity var(--transition-base);
}

/* Fond dégradé au hover */
.competence-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.competence-card:hover {
  transform: translateY(-8px);
  border-color: transparent;
}

.competence-card:hover::before {
  opacity: 1;
}

.competence-card:hover::after {
  opacity: 1;
}

/* Couleurs par compétence */
.card-develop::before  { background: var(--gradient-develop); }
.card-develop::after   { background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(0, 112, 243, 0.05) 100%); }
.card-develop:hover    { box-shadow: 0 20px 60px rgba(0, 212, 255, 0.15); }

.card-concevoir::before  { background: var(--gradient-concevoir); }
.card-concevoir::after   { background: linear-gradient(135deg, rgba(240, 171, 252, 0.05) 0%, rgba(124, 58, 237, 0.05) 100%); }
.card-concevoir:hover    { box-shadow: 0 20px 60px rgba(124, 58, 237, 0.15); }

.card-entreprendre::before  { background: var(--gradient-entreprendre); }
.card-entreprendre::after   { background: linear-gradient(135deg, rgba(245, 158, 11, 0.05) 0%, rgba(239, 68, 68, 0.05) 100%); }
.card-entreprendre:hover    { box-shadow: 0 20px 60px rgba(245, 158, 11, 0.15); }

.card-exprimer::before  { background: var(--gradient-exprimer); }
.card-exprimer::after   { background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, rgba(0, 212, 255, 0.05) 100%); }
.card-exprimer:hover    { box-shadow: 0 20px 60px rgba(16, 185, 129, 0.15); }

.card-comprendre::before  { background: var(--gradient-comprendre); }
.card-comprendre::after   { background: linear-gradient(135deg, rgba(240, 171, 252, 0.05) 0%, rgba(245, 158, 11, 0.05) 100%); }
.card-comprendre:hover    { box-shadow: 0 20px 60px rgba(240, 171, 252, 0.15); }

/* Icône de compétence */
.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  position: relative;
  z-index: 1;
  transition: transform var(--transition-spring);
}

.competence-card:hover .card-icon {
  transform: scale(1.1) rotate(-5deg);
}

.icon-develop    { background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(0, 112, 243, 0.15)); border: 1px solid rgba(0, 212, 255, 0.2); }
.icon-concevoir  { background: linear-gradient(135deg, rgba(240, 171, 252, 0.15), rgba(124, 58, 237, 0.15)); border: 1px solid rgba(124, 58, 237, 0.2); }
.icon-entreprendre { background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(239, 68, 68, 0.15)); border: 1px solid rgba(245, 158, 11, 0.2); }
.icon-exprimer   { background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(0, 212, 255, 0.15)); border: 1px solid rgba(16, 185, 129, 0.2); }
.icon-comprendre { background: linear-gradient(135deg, rgba(240, 171, 252, 0.15), rgba(245, 158, 11, 0.15)); border: 1px solid rgba(240, 171, 252, 0.2); }

/* Contenu de la carte */
.card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  z-index: 1;
  flex: 1;
}

.card-number {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.card-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Tags des compétences de la carte */
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  position: relative;
  z-index: 1;
}

.card-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Arrow de navigation */
.card-arrow {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  color: var(--color-text-muted);
  font-size: var(--text-xl);
  transition: color var(--transition-base), transform var(--transition-base);
}

.competence-card:hover .card-arrow {
  color: var(--color-accent-cyan);
  transform: translateX(4px);
}

/* Carte "En cours" — grande sur toute la largeur ou mise en avant */
.card-featured {
  grid-column: span 2;
  flex-direction: row;
  align-items: center;
}

.card-featured .card-body {
  flex: 1;
}

/* ============================================================
   SECTION PROCESSUS — Comment ça marche
   ============================================================ */
.process-section {
  padding: var(--space-20) 0;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
  position: relative;
}

/* Ligne connectrice */
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 28px);
  right: calc(12.5% + 28px);
  height: 1px;
  background: var(--color-border);
  z-index: 0;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-4);
  position: relative;
  z-index: 1;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-bg-card);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text-primary);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.process-step:hover .step-number {
  border-color: var(--color-accent-cyan);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(124, 58, 237, 0.1));
}

.step-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
}

.step-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ============================================================
   RESPONSIVE HOMEPAGE
   ============================================================ */

/* Tablette */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-12);
  }

  .hero-badge {
    margin: 0 auto;
  }

  .hero-meta {
    justify-content: center;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
  }

  .profile-card {
    max-width: 380px;
    margin: 0 auto;
  }

  .competences-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-featured {
    grid-column: span 2;
  }

  .intro-grid {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps::before {
    display: none;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .hero-title {
    font-size: var(--text-4xl);
  }

  .competences-grid {
    grid-template-columns: 1fr;
  }

  .card-featured {
    grid-column: span 1;
    flex-direction: column;
  }

  .intro-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .competences-grid {
    grid-template-columns: 1fr;
  }

  .intro-stats {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }
}