/* ============================================================
   KINETHIX — accueil.css
   Héros, grille d'arguments, cartes services, aperçu portfolio,
   bandeau d'appel à l'action. Chargé uniquement sur l'accueil.
   ============================================================ */

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background: var(--dark);
  padding: 96px 0 80px;
  overflow: hidden;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -80px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(24,120,232,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: 10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,208,0,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero .container {
  display: flex;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 1;
}

.hero-content { flex: 1; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(24,120,232,0.15);
  color: #6aabff;
  border: 1px solid rgba(24,120,232,0.3);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero-badge .star { color: var(--yellow); }

.hero h1 {
  font-family: var(--font-title);
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero h1 .highlight { color: var(--blue); }

.hero-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 36px;
  max-width: 480px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-visual {
  flex-shrink: 0;
  width: 220px;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 0 40px rgba(24,120,232,0.4));
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

/* ============================================================
   CARTES SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--blue);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.service-card:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 52px;
  height: 52px;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  transition: all 0.3s ease;
}

.service-card:hover .service-icon {
  background: var(--blue);
  transform: scale(1.08);
}

.service-card h3 {
  font-family: var(--font-title);
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text);
}

.service-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}

.service-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}

.service-link:hover { gap: 8px; }

/* ============================================================
   PORTFOLIO GRID
   ============================================================ */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  justify-content: center;
}

.portfolio-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 16/10;
  background: var(--bg-section);
  border: 1px solid var(--border);
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.portfolio-item:hover img { transform: scale(1.04); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.85) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-info h4 {
  font-family: var(--font-title);
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 4px;
}

.portfolio-info p {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}

/* ============================================================
   ARGUMENTS / AVANTAGES
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
}

.feature-item {
  text-align: center;
  padding: 24px 16px;
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--blue-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin: 0 auto 16px;
}

.feature-item h3 {
  font-family: var(--font-title);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.feature-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background: var(--blue);
  border-radius: var(--radius-xl);
  padding: 56px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 280px;
  height: 280px;
  background: rgba(255,208,0,0.08);
  border-radius: 50%;
}

.cta-banner h2 {
  font-family: var(--font-title);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  color: rgba(255,255,255,0.75);
  font-size: 16px;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

.cta-banner .btn-accent {
  position: relative;
  z-index: 1;
}

/* Vignette de projet sans image — en attente du traitement (lot L5) */
.portfolio-vide {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--bg-section) 0%, var(--border) 100%);
  display: block;
}

/* ============================================================
   CARTE SERVICE ENTIÈREMENT CLIQUABLE
   La carte est elle-même un <a> : on neutralise le style de
   lien hérité et on garde un focus clavier visible.
   ============================================================ */

a.service-card {
  display: block;
  color: inherit;
  text-decoration: none;
}

a.service-card:hover h3 { color: var(--blue); }

a.service-card:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
  border-color: var(--blue);
}

/* Le « En savoir plus » n'est plus un lien mais garde son apparence */
a.service-card .service-link { pointer-events: none; }