/* ==========================================================================
   Bushido Studio — Styles personnalisés (en complément de Tailwind CDN)
   Sommaire :
   1.  Variables & base
   2.  Grain filmique (texture du fond)
   3.  Animations au scroll
   4.  Profondeur des cartes (liseré + spotlight curseur)
   5.  Séparateurs "coup de sabre"
   6.  Bandeau marquee
   7.  Header / menu mobile
   8.  Cartes vidéo
   9.  Portfolio, comparaison, tarifs
   10. FAQ, pop-up, lightbox, toast
   11. Barre CTA mobile
   12. Accessibilité (reduced motion)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. VARIABLES & BASE
   -------------------------------------------------------------------------- */
:root {
  --bushido-red: #E10600;
  --bushido-red-hover: #B00500;
  --bushido-black: #0A0A0A;
  --bushido-card: #141414;
  --bushido-white: #FFFFFF;
  --bushido-gray: #A1A1A1;
}

/* Permet d'animer l'intensité du spotlight au survol (fallback : bascule immédiate) */
@property --spot {
  syntax: '<number>';
  inherits: false;
  initial-value: 0;
}

html {
  scroll-behavior: smooth;
}

/* Décalage du scroll pour ne pas passer sous le header sticky */
section[id],
div[id] {
  scroll-margin-top: 96px;
}

body {
  background-color: var(--bushido-black);
  font-family: 'Montserrat', sans-serif;
}

h1, h2, h3, h4, h5,
.font-heading {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
}

/* Chiffres à chasse fixe : évite le tremblement des compteurs animés */
.tabular {
  font-variant-numeric: tabular-nums;
}

/* Scrollbar discrète sur fond noir */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bushido-black);
}
::-webkit-scrollbar-thumb {
  background: #2a2a2a;
  border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--bushido-red);
}

/* --------------------------------------------------------------------------
   2. GRAIN FILMIQUE
   Couche fixe très légère qui casse la platitude du noir pur.
   z-index 30 : au-dessus du contenu, sous le header (40) et les modales (50).
   -------------------------------------------------------------------------- */
.grain {
  position: fixed;
  inset: 0;
  z-index: 30;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 220px 220px;
}

/* --------------------------------------------------------------------------
   3. ANIMATIONS AU SCROLL (fade-in / slide-up)
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1.is-visible { transition-delay: 0.08s; }
.reveal-delay-2.is-visible { transition-delay: 0.16s; }
.reveal-delay-3.is-visible { transition-delay: 0.24s; }
.reveal-delay-4.is-visible { transition-delay: 0.32s; }

/* Badge urgence clignotant discret */
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
.pulse-dot {
  animation: pulse-dot 1.6s ease-in-out infinite;
}

/* --------------------------------------------------------------------------
   4. PROFONDEUR DES CARTES
   .premium-card : liseré lumineux sur l'arête supérieure.
   .spotlight    : halo rouge qui suit le curseur (variables posées en JS).
   -------------------------------------------------------------------------- */
.premium-card {
  position: relative;
}
.premium-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 18%;
  right: 18%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.18), transparent);
  pointer-events: none;
}

.spotlight {
  background-image: radial-gradient(
    320px circle at var(--mx, 50%) var(--my, -20%),
    rgba(225, 6, 0, var(--spot, 0)),
    transparent 70%
  );
  background-repeat: no-repeat;
  transition: --spot 0.35s ease, border-color 0.35s ease, transform 0.35s ease;
}
.spotlight:hover {
  --spot: 0.16;
}

/* Halo diffus derrière les sections clés */
.section-glow {
  position: relative;
  isolation: isolate;
}
.section-glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: min(900px, 90%);
  height: 340px;
  transform: translate(-50%, -40%);
  background: radial-gradient(ellipse at center, rgba(225, 6, 0, 0.13), transparent 70%);
  filter: blur(30px);
  pointer-events: none;
  z-index: -1;
}

/* --------------------------------------------------------------------------
   5. SÉPARATEURS "COUP DE SABRE"
   .hairline       : filet dégradé discret entre deux sections.
   .hairline.sabre : ajoute la lame rouge en diagonale (transitions clés).
   -------------------------------------------------------------------------- */
.hairline {
  position: relative;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.09) 22%,
    rgba(255, 255, 255, 0.09) 78%,
    transparent
  );
}
.hairline.sabre::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 68px;
  height: 2px;
  border-radius: 2px;
  transform: translate(-50%, -50%) rotate(-32deg);
  background: linear-gradient(90deg, transparent, var(--bushido-red) 45%, #ff6b63 60%, transparent);
  box-shadow: 0 0 16px rgba(225, 6, 0, 0.65);
}

/* --------------------------------------------------------------------------
   6. BANDEAU MARQUEE (défilement continu)
   Le track contient deux groupes identiques : translateX(-50%) boucle sans saut.
   -------------------------------------------------------------------------- */
.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 42s linear infinite;
}
.marquee:hover .marquee-track {
  animation-play-state: paused;
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}
.marquee-group {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  padding-right: 2.25rem;
}
.marquee-item {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.62);
  white-space: nowrap;
}
.marquee-item.accent {
  color: #fff;
}
/* Petite lame rouge en guise de séparateur */
.marquee-sep {
  display: block;
  width: 2px;
  height: 15px;
  border-radius: 2px;
  background: var(--bushido-red);
  transform: rotate(22deg);
  opacity: 0.85;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   7. HEADER / MENU MOBILE
   -------------------------------------------------------------------------- */
header.scrolled {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  background-color: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(10px);
}

#mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
#mobile-menu.open {
  max-height: 480px;
}

/* --------------------------------------------------------------------------
   8. CARTES VIDÉO (placeholders 9:16)
   -------------------------------------------------------------------------- */
.video-card {
  position: relative;
  aspect-ratio: 9 / 16;
  border-radius: 14px;
  overflow: hidden;
  background-color: #121212;
  background-image: linear-gradient(155deg, #1c1c1c 0%, #0d0d0d 100%);
  border: 1px solid #232323;
  cursor: pointer;
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.video-card:hover {
  transform: translateY(-6px);
  border-color: var(--bushido-red);
  box-shadow: 0 20px 40px rgba(225, 6, 0, 0.18);
}
.video-card .play-btn {
  transition: transform 0.3s ease, background-color 0.3s ease;
}
.video-card:hover .play-btn {
  transform: scale(1.12);
  background-color: var(--bushido-red);
}
/* Aperçu vidéo injecté au survol (voir js/script.js) */
.video-card video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   9. PORTFOLIO / COMPARAISON / TARIFS
   -------------------------------------------------------------------------- */
.portfolio-item {
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.portfolio-item.hidden-item {
  display: none;
}

.compare-highlight {
  box-shadow: 0 0 0 1px rgba(225, 6, 0, 0.35), 0 30px 60px rgba(225, 6, 0, 0.12);
}

.pricing-popular {
  transform: scale(1.04);
  box-shadow: 0 0 0 1px rgba(225, 6, 0, 0.5), 0 30px 70px rgba(225, 6, 0, 0.2);
}
@media (max-width: 767px) {
  .pricing-popular {
    transform: scale(1);
  }
}

/* --------------------------------------------------------------------------
   10. FAQ / POP-UP / LIGHTBOX / TOAST
   -------------------------------------------------------------------------- */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-item.open .faq-answer {
  max-height: 400px;
}
.faq-item.open .faq-chevron {
  transform: rotate(180deg);
}
.faq-chevron {
  transition: transform 0.3s ease;
}

#email-popup-overlay {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
#email-popup-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
#email-popup-box {
  transform: translateY(24px) scale(0.98);
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
}
#email-popup-overlay.active #email-popup-box {
  transform: translateY(0) scale(1);
  opacity: 1;
}

#video-lightbox-overlay {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
#video-lightbox-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

#copy-toast {
  transform: translateY(16px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
#copy-toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Carrousel témoignages */
#testimonials-track {
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
#testimonials-track .testimonial-card {
  scroll-snap-align: start;
}

/* --------------------------------------------------------------------------
   11. BARRE CTA MOBILE (apparaît après le hero, se cache sur les tarifs/footer)
   -------------------------------------------------------------------------- */
#mobile-cta {
  transform: translateY(120%);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  padding-bottom: max(0.75rem, env(safe-area-inset-bottom));
}
#mobile-cta.visible {
  transform: translateY(0);
}

/* Texte en dégradé pour les mots clés */
.text-gradient-red {
  background: linear-gradient(90deg, #E10600, #ff5a52);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* --------------------------------------------------------------------------
   12. ACCESSIBILITÉ — respect de "réduire les animations"
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .marquee-track { animation: none !important; }
  .pulse-dot { animation: none !important; }
  .video-card:hover { transform: none; }
}


/* Vignettes (posters) des cartes vidéo — chargées en lazy, la vidéo au survol passe au-dessus */
.video-card .video-poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.video-card video { z-index: 2; }