/* =========================
   Thème Rock / AC/DC Style
   ========================= */
/* Font logo Squealer */
@font-face {
  font-family: 'Squealer';
  src: url('../fonts/Squealer.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* Variables */
:root {
  --color-bg: #0d0d0f;
  --color-bg-alt: #16161a;
  --color-bg-dark: #070708;
  --color-bg-darker: #030304;
  --color-accent: #c80404;
  --color-accent-hover: #e10c0c;
  --color-accent-secondary: #f8c20a;
  --color-text: #f5f5f7;
  --color-text-muted: #d0d0d4;
  --color-text-dim: #8a8a8e;
  --color-border: #2a2a30;
  --color-border-dark: #1a1a20;
  --shadow-strong: 0 0 25px rgba(200,4,4,.35);
  --shadow-soft: 0 0 12px rgba(0,0,0,.6);
  --shadow-deep: 0 0 30px rgba(0,0,0,.8);
}

html { scroll-behavior: smooth; }
body {
  font-family: Inter, system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
 
}

a { color: var(--color-accent); }
a:hover { color: var(--color-accent-hover); }

/* Sections */
.section-full { min-height: 100vh; scroll-margin-top: 120px; position: relative; }
#accueil {
  position: relative;
  background-color: var(--color-bg);
  overflow: hidden;
  /* Effet de fond rock avec rouge intense au centre et bords très sombres */
  background: radial-gradient(ellipse at center, 
    rgba(220,4,4,0.6) 15%, 
    rgba(173, 0, 0, 0.5) 40%, 
    rgba(80,0,0,0.6) 60%,
    rgba(0,0,0,1) 100%),
    var(--color-bg);
}

/* Carrousel d'images d'accueil */
.bg-carousel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

#accueil .container {
  position: relative;
  z-index: 2;
}

#accueil .carousel-arrow {
  position: absolute;
  z-index: 3;
}

.bg-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  background-size: contain;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.bg-slide.active {
  opacity: 1;
}

/* Contrôles du carrousel avec chevrons - version discrète */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  color: rgba(255,255,255,0.7);
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(8px);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
}

.carousel-arrow:hover {
  background: rgba(200,4,4,0.8);
  border-color: var(--color-accent);
  color: white;
  transform: translateY(-50%) scale(1.05);
  opacity: 1;
  box-shadow: 0 0 15px rgba(200,4,4,.4);
}

.carousel-arrow svg {
  width: 18px;
  height: 18px;
  transition: transform 0.3s ease;
}

.carousel-arrow:hover svg {
  transform: scale(1.1);
}

.carousel-prev {
  left: 2rem;
}

.carousel-next {
  right: 2rem;
}
/* Sections sans fond - laissent voir le fond rouge global */

/* Titres */
h1, h2, h3 { font-family:'Squealer',Impact,'Arial Black',sans-serif; letter-spacing:.5px; }
h1.logo-titles {
  font-size: 5rem;
  -webkit-text-stroke-width: 1px;
  -webkit-text-stroke-color: rgb(0, 0, 0);
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}
h4, h5, h6, .btn, #mainNav .nav-link { font-family:'Teko','Metal Mania',Impact,sans-serif; letter-spacing:.5px; text-transform:uppercase; }

/* Classe unique pour logo navbar + titre accueil */
.logo-titles {
  font-family:'Squealer',Impact,'Arial Black',sans-serif;
  letter-spacing:4px;
  text-transform:uppercase;
  color:#d9d9d9; /* fallback */
  background: linear-gradient(180deg,#585858 0%,#a8a8a8 35%,#e8e8e8 48%,#5c5b5b 54%,#ebebeb 75%,#a1a1a1 100%);
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
  -webkit-text-stroke-width: 0.1px;
  -webkit-text-stroke-color: rgb(194, 0, 0);
  /* text-shadow: 0 0 8px rgba(255, 112, 112, 0.5); */
  
  
}

.navbar { --bs-navbar-padding-y: .5rem; }
.navbar-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  padding: 0;
  margin: 0;
}

.navbar-brand img {
  height: 60px;
  width: auto;
  margin-right: 12px;
}

 .brand-text {
  font-family: 'Squealer', sans-serif;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-text);
  text-shadow: 
    0 0 5px var(--color-accent),
    0 0 10px var(--color-accent),
    0 0 15px var(--color-accent);
  letter-spacing: 2px;
}

 .color-red-shadow {

  color: var(--color-text);
  text-shadow: 
    0 0 5px var(--color-accent),
    0 0 10px var(--color-accent),
    0 0 15px var(--color-accent);
  letter-spacing: 2px;
}


/* Navigation */
#mainNav { 
  background: rgba(0,0,0,0.1) !important;
  backdrop-filter: blur(5px);
  box-shadow: 0 2px 6px rgba(0,0,0,.6);
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding: 1rem .75rem;
}

#mainNav .navbar-nav .nav-link { 
  padding: .4rem .6rem; 
  font-size: .85rem; 
}

#mainNav .navbar-nav {
  position: absolute;
  right: .75rem;
  top: 50%;
  transform: translateY(-50%);
}

#mainNav .nav-link { 
  position: relative; 
  color: var(--color-text-muted); 
  transition: .25s; 
}

#mainNav .nav-link:hover { 
  color: var(--color-text); 
}

#mainNav .nav-link.active { 
  color: var(--color-text); 
}

#mainNav .nav-link.active::after, #mainNav .nav-link:hover::after {
  content: ""; 
  position: absolute; 
  left: 0; 
  bottom: 4px; 
  height: 3px; 
  width: 100%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-secondary));
  box-shadow: 0 0 6px rgba(200,4,4,.8), 0 0 12px rgba(248,194,10,.4);
  border-radius: 2px;
}

/* Nav après scroll */
#mainNav.nav-scrolled {
  /* Plus d'effet, la navbar est toujours comme scrollée */
}

/* Cartes agenda */
.card { background: #1e1e23; border:1px solid var(--color-border); color: var(--color-text); }
.card .card-title { color: var(--color-accent-secondary); }
.card .card-subtitle { color: var(--color-text-muted); }

/* Boutons */
.btn-primary {
  background: linear-gradient(135deg,var(--color-accent),#8a0303);
  border:1px solid var(--color-accent-hover);
  box-shadow:0 0 8px rgba(200,4,4,.5);
}
.btn-primary:hover, .btn-primary:focus { background: linear-gradient(135deg,var(--color-accent-hover),var(--color-accent)); box-shadow:0 0 12px rgba(200,4,4,.7); }
.btn-outline-light { color: var(--color-text); border-color: var(--color-accent); }
.btn-outline-light:hover { background: var(--color-accent); border-color: var(--color-accent); }

/* Lightbox */
#lightboxOverlay { position:fixed; inset:0; background:rgba(0,0,0,.9); display:flex; align-items:center; justify-content:center; opacity:0; visibility:hidden; transition:.3s; z-index:1050; }
#lightboxOverlay.open { opacity:1; visibility:visible; }
#lightboxOverlay .lightbox-content { position:relative; max-width:90vw; max-height:90vh; }
#lightboxOverlay img { max-width:100%; max-height:90vh; border-radius:4px; box-shadow:var(--shadow-strong); }
#lightboxOverlay .btn-close { position:absolute; top:-18px; right:-18px; }

/* Galerie Photos */
.photo-thumb img { transition: transform .35s ease, box-shadow .35s, filter .35s; border:1px solid var(--color-border); background:#111; }
.photo-thumb:hover img { transform:scale(1.06); box-shadow:0 0 18px rgba(200,4,4,.5); filter:brightness(1.08) contrast(1.05); }

footer { font-size:.9rem; background:#000; }
footer a { color: var(--color-accent-secondary); }
footer a:hover { color: var(--color-accent); }

/* Form */
#contactForm .is-invalid { border-color: var(--color-accent); }
#contactAlert { white-space:pre-line; }

/* Accessibilité focus */
:focus-visible { outline:2px dashed var(--color-accent-secondary); outline-offset:2px; }

/* Barre réseaux sociaux fixe */
.social-sidebar {
  position: fixed;
  right: 1rem;
  bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  z-index: 1000;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(8px);
  padding: .6rem .3rem;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 6px 24px rgba(0,0,0,.4);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  background: linear-gradient(135deg, var(--color-accent), #8a0303);
  border-radius: 6px;
  color: white;
  text-decoration: none;
  transition: all .3s ease;
  box-shadow: 0 3px 6px rgba(200,4,4,.3);
}

.social-link:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 16px rgba(200,4,4,.5);
  background: linear-gradient(135deg, var(--color-accent-hover), var(--color-accent));
  color: white;
}

.social-link svg {
  width: 18px;
  height: 18px;
  transition: transform .3s ease;
}

.social-link:hover svg {
  transform: scale(1.1);
}

/* Réactivité */
@media (max-width: 767.98px) {
  #accueil.section-full {
    min-height: 100vh !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
  }
  .section-full:not(#accueil) {
    padding-top: 2rem !important;
    padding-bottom: 6rem !important;
  }
  .section-full { min-height: auto; padding-top: 6rem !important; padding-bottom: 6rem !important; }
  h1.display-4 { font-size:2.6rem; }
  .navbar-brand img {
    height: 50px;
    margin-right: 8px;
  }
  
  .navbar-brand .brand-text {
    font-size: 1.1rem;
    letter-spacing: 1px;
  }
  
  /* Optimisation carrousel accueil pour mobile */
  #accueil .bg-slide {
    background-attachment: scroll;
    background-size: contain;
    background-position: center center;
  }
  
  /* Chevrons encore plus discrets sur mobile */
  .carousel-arrow {
    width: 35px;
    height: 35px;
    opacity: 0.4;
  }
  
  .carousel-arrow svg {
    width: 16px;
    height: 16px;
  }
  
  .carousel-prev {
    left: 0.5rem;
  }

  .carousel-next {
    right: 0.5rem;
  }
  
  /* Navigation mobile */
  #mainNav .navbar-nav {
    position: static !important;
    right: auto !important;
    top: auto !important;
    transform: none !important;
    width: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    z-index: 1;
  }
  
  /* Menu mobile collapse */
  #mainNav .navbar-collapse {
    border-radius: 8px;
    margin-top: .5rem;
    padding: 0;
    transition: all .3s ease;
    opacity: 0;
    transform: translateY(-10px);
    background: transparent;
    backdrop-filter: none;
    box-shadow: none;
    border: none;
  }

  #mainNav .navbar-collapse.show {
    position: absolute;
    top: 60px;
    right: 0.75rem;
    left: auto;
    width: 260px;
    min-width: 180px;
    max-width: 90vw;
    opacity: 1;
    transform: translateY(0);
    padding: 1.2rem 1rem 1rem 1rem;
    background: rgba(20,20,20,0.97);
    backdrop-filter: blur(14px);
    box-shadow: 0 8px 32px rgba(0,0,0,.7);
    border-radius: 18px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    min-height: auto;
    z-index: 2000;
    margin-top: 0;
  }
  
  #mainNav .navbar-nav {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    margin: 0;
    padding: 0;
    position: static !important;
    z-index: auto !important;
  }
  #mainNav .navbar-nav .nav-link {
    padding: 0.8rem 0.5rem;
    font-size: 1.1rem;
    border-bottom: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all .3s cubic-bezier(.4,2,.3,1);
    color: var(--color-text);
    text-align: left;
    width: 100%;
    border-radius: 8px;
    margin-bottom: 0.3rem;
    position: relative !important;
    z-index: 1 !important;
    background: none !important;
  }
  #mainNav .navbar-collapse.show .nav-link {
    opacity: 1;
    transform: translateY(0);
    background: rgba(40,40,40,0.15);
  }
  #mainNav .navbar-nav .nav-link.active {
    background: none !important;
    color: #fff !important;
    box-shadow: none !important;
  }
  #mainNav .navbar-nav .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -6px;
    height: 6px;
    width: 100%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-secondary));
    border-radius: 3px;
    opacity: 0;
    transition: opacity .25s, width .25s;
    box-shadow: 0 0 8px rgba(200,4,4,.3);
    z-index: 2;
    pointer-events: none;
  }
  #mainNav .navbar-nav .nav-link:hover::after,
  #mainNav .navbar-nav .nav-link.active::after {
    opacity: 1;
    width: 100%;
  }
  #mainNav .navbar-nav .nav-link:last-child {
    margin-bottom: 0;
  }
  
  /* Réseaux sociaux sur mobile */
  .social-sidebar {
    right: .8rem;
    bottom: 1.5rem;
    padding: .5rem .25rem;
    gap: .3rem;
  }
  
  .social-link {
    width: 30px;
    height: 30px;
  }
  
  .social-link svg {
    width: 14px;
    height: 14px;
  }
  
  #mainNav .navbar-nav .nav-link {
    position: relative;
  }
  #mainNav .navbar-nav .nav-link::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    height: 3px;
    width: 80%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-secondary));
    border-radius: 2px;
    opacity: 0;
    transition: opacity .25s, width .25s;
    box-shadow: 0 0 8px rgba(200,4,4,.3);
    z-index: 10;
    pointer-events: none;
  }
  #mainNav .navbar-nav .nav-link:hover::after,
  #mainNav .navbar-nav .nav-link.active::after {
    opacity: 1;
    width: 90%;
  }
  #mainNav .navbar-nav .nav-link.active {
    position: relative;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-secondary));
    color: #fff;
    box-shadow: 0 2px 12px rgba(200,4,4,.25);
    z-index: 1;
  }
}

/* =========================
   Thèmes spécifiques sections
   ========================= */

/* Amélioration des textes dans les sections sombres */
/* On retire les backgrounds des sections pour laisser le fond global apparaître */

.bg-section-dark {
  background: rgba(20, 20, 20, 0.85) !important;
  color: #f8f9fa !important;
}

.bg-about_us-section {
  background-image: url('../img/backgrounds/pres.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  z-index: 1;
}

.bg-video-section {
  background-image: url('../img/backgrounds/video.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  z-index: 1;
}

.bg-agenda-section {
  background-image: url('../img/backgrounds/agenda.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  z-index: 1;
}

.section-content {
  background: rgba(20, 20, 20, 0.7);
  color: #fff;
  border-radius: 1rem;
  box-shadow: 0 4px 32px 0 rgba(0,0,0,0.25);
  padding: 2rem;
}

.section-content h1, .section-content h2, .section-content h3 {
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}


.text-section-accent {
  color: var(--color-accent-secondary);
}

.text-acdc {
  font-family: 'Squealer', sans-serif;
  letter-spacing: 0.1rem;
}


.billet-hover {
  transition: transform 0.2s;
}
.billet-hover:hover {
  transform: scale(1.25);
}