/*
 * header.css
 * ----------
 * Tout ce qui se trouve "en haut" / autour du contenu principal :
 *   - guirlande lumineuse fixe
 *   - barre de progression de scroll
 *   - bandeau promotionnel (marquee)
 *   - décorations flottantes (🎄 🛍️ 🎂 …)
 *   - titre principal + sous-titre
 *   - pied de page
 */

/* ─── Guirlande supérieure ─────────────────────────── */

.lights {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 9998;
  height: 14px;
  border-bottom: 3px solid #fff;
  background:
    repeating-linear-gradient(
      90deg,
      #ff1717 0 32px,
      #ffd900 32px 64px,
      #00d94f 64px 96px,
      #008cff 96px 128px,
      #ff2ca3 128px 160px
    );
  background-size: 320px 100%;
  box-shadow:
    0 0 10px #fff,
    0 0 20px #ffbd00,
    0 5px 0 var(--shop-red-dark);
  animation: lightsScroll 1.5s linear infinite;
}

@keyframes lightsScroll {
  to {
    background-position: 320px 0;
  }
}

/* ─── Barre de progression ─────────────────────────── */

.prg {
  position: fixed;
  top: 14px;
  left: 0;
  z-index: 1000;
  width: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--red),
    var(--gold),
    var(--green),
    var(--blue),
    var(--pink)
  );
  background-size: 300% 100%;
  transition: width .1s;
  animation: gradientMove 2s linear infinite;
}

@keyframes gradientMove {
  from {
    background-position: 0% 50%;
  }

  to {
    background-position: 300% 50%;
  }
}

/* ─── Bandeau promotionnel ─────────────────────────── */

.shop-marquee {
  position: relative;
  z-index: 20;
  width: 100%;
  overflow: hidden;
  color: #fff;
  border-top: 4px solid var(--shop-gold);
  border-bottom: 4px solid var(--shop-gold);
  background:
    repeating-linear-gradient(
      -45deg,
      var(--shop-red) 0 14px,
      var(--shop-red-dark) 14px 28px
    );
  box-shadow:
    0 7px 0 var(--shop-green-dark),
    0 12px 24px rgba(69, 12, 0, .28);
}

.shop-marquee-track {
  display: flex;
  width: max-content;
  animation: marqueeScroll 18s linear infinite;
}

.shop-marquee-track span {
  display: block;
  flex: 0 0 auto;
  padding: 11px 1.5rem;
  color: #fff;
  font-size: .8rem;
  font-weight: 900;
  letter-spacing: 2px;
  white-space: nowrap;
  text-transform: uppercase;
  text-shadow:
    2px 2px 0 var(--shop-green-dark),
    0 0 8px var(--shop-gold);
}

@keyframes marqueeScroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

/* ─── Décorations flottantes ───────────────────────── */

.fl {
  position: fixed;
  z-index: 2;
  opacity: .34;
  font-size: 2rem;
  pointer-events: none;
  filter:
    drop-shadow(3px 4px 0 rgba(123, 13, 0, .25))
    saturate(1.4);
  animation: floatDecoration 20s ease-in-out infinite;
}

@keyframes floatDecoration {
  0%,
  100% {
    transform: translateY(0) rotate(0);
  }

  25% {
    transform: translateY(-30px) rotate(10deg);
  }

  50% {
    transform: translateY(-10px) rotate(-5deg);
  }

  75% {
    transform: translateY(-25px) rotate(8deg);
  }
}

/* ─── Titre principal ──────────────────────────────── */

.hd {
  position: relative;
  z-index: 10;
  padding: 4.5rem 1.5rem 2rem;
  text-align: center;
}

.tit {
  width: min(94vw, 980px);
  margin: 0 auto 1rem;
  padding: 1.3rem 1.5rem 1.1rem;
  opacity: 0;
  border: 8px solid #fff;
  border-radius: 20px;
  outline: 7px solid var(--shop-red);
  background:
    repeating-linear-gradient(
      90deg,
      var(--shop-green) 0 35px,
      var(--shop-green-dark) 35px 70px
    );
  box-shadow:
    0 0 0 13px var(--shop-gold),
    14px 17px 0 var(--shop-red-dark),
    0 28px 50px rgba(76, 24, 9, .28);
  font-family: 'Fredoka One', cursive;
  font-size: clamp(2.5rem, 8vw, 5rem);
  line-height: 1.1;
  transform: translateY(40px) rotate(-1deg);
  animation: titleEnter 1.2s cubic-bezier(.16, 1, .3, 1) forwards;
}

@keyframes titleEnter {
  to {
    opacity: 1;
    transform: translateY(0) rotate(-1deg);
  }
}

.tit .rb {
  background: linear-gradient(
    90deg,
    #fff,
    #fff59a,
    #fff,
    #ffd000,
    #fff
  );
  background-size: 300% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shopTitleShine 2s linear infinite;
}

@keyframes shopTitleShine {
  to {
    background-position: 300% 0;
  }
}

.tit .yr {
  display: block;
  width: max-content;
  max-width: 100%;
  margin: .85rem auto 0;
  padding: 7px 16px;
  color: var(--shop-brown);
  border: 4px solid var(--shop-brown);
  border-radius: 4px;
  background: var(--shop-gold);
  box-shadow: 5px 5px 0 var(--shop-red-dark);
  font-size: .22em;
  font-weight: 900;
  letter-spacing: 4px;
  -webkit-text-fill-color: var(--shop-brown);
  transform: rotate(1deg);
}

.desc {
  width: max-content;
  max-width: 90vw;
  margin: 2.2rem auto 0;
  padding: 10px 20px;
  opacity: 0;
  color: #fff;
  border: 4px solid #fff;
  border-radius: 50px;
  background: var(--shop-red);
  box-shadow:
    0 0 0 4px var(--shop-gold),
    6px 7px 0 var(--shop-green-dark);
  font-size: .86rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  line-height: 1.4;
  text-transform: uppercase;
  transform: translateY(20px);
  animation: fadeUp 1s .4s ease forwards;
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ─── Bouton retour en haut ─────────────────────────── */

.ttb {
  position: fixed;
  right: 2rem;
  bottom: 2rem;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  opacity: 0;
  color: #fff;
  border: 4px solid #fff;
  border-radius: 8px;
  background:
    repeating-linear-gradient(
      -45deg,
      var(--shop-red) 0 10px,
      var(--shop-red-dark) 10px 20px
    );
  box-shadow:
    0 0 0 4px var(--shop-gold),
    6px 7px 0 var(--shop-green-dark);
  font-size: 1.2rem;
  cursor: pointer;
  transform: translateY(20px);
  transition: all .4s;
}

.ttb.vis {
  opacity: 1;
  transform: translateY(0);
}

.ttb:hover {
  transform: translateY(-4px) scale(1.1);
}

/* ─── Pied de page ─────────────────────────────────── */

footer {
  position: relative;
  z-index: 10;
  padding: 3rem 2rem;
  color: #fff;
  border-top: 9px solid var(--shop-gold);
  background:
    repeating-linear-gradient(
      -45deg,
      var(--shop-green) 0 18px,
      var(--shop-green-dark) 18px 36px
    );
  box-shadow:
    inset 0 7px 0 var(--shop-red),
    inset 0 12px 0 #fff;
  font-size: .85rem;
  font-weight: 800;
  letter-spacing: 1px;
  line-height: 1.6;
  text-align: center;
  text-shadow: 2px 2px 0 var(--shop-red-dark);
}