/* ===== RESET & BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  overflow: hidden;
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: #0d0000;
  color: #fff;
}

/* ===== LAYOUT GRID ===== */
body {
  display: grid;
  grid-template-rows: 64px 1fr 44px;
  height: 100vh;
}

/* ===== HEADER ===== */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  background: #0d0000;
  border-bottom: 1px solid #8b000033;
  position: relative;
  z-index: 100;
}

.header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #cc0000, transparent);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  font-size: 1.8rem;
  filter: drop-shadow(0 0 8px #ff000066);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #cc0000;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.logo-sub {
  font-size: 0.65rem;
  color: #ff666699;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: #ccc;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.3s, border-color 0.3s;
}

.nav-link:hover,
.nav-link.active {
  color: #ff3333;
  border-bottom-color: #cc0000;
}

/* ===== SLIDER WRAPPER ===== */
.slider-wrapper {
  position: relative;
  overflow: hidden;
}

/* ===== SLIDE ===== */
.slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.7s ease;
}

.slide.active {
  opacity: 1;
  pointer-events: all;
}

/* ===== SLIDE BG ===== */
.slide-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 30px,
      rgba(139,0,0,0.04) 30px,
      rgba(139,0,0,0.04) 31px
    );
}

/* ===== SLIDE CONTENT ===== */
.slide-content {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  padding: 0 4rem;
}

.slide-content.reverse {
  direction: rtl;
}

.slide-content.reverse > * {
  direction: ltr;
}

/* ===== IMAGE AREA ===== */
.slide-image-area {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.slide-img-frame {
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 2px solid #cc000044;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: radial-gradient(circle, #1a00006e 0%, transparent 70%);
  box-shadow: 0 0 80px #cc000033, inset 0 0 40px #00000066;

  /* ANIMACIÓN INICIAL: empieza invisible y escalado */
  opacity: 0;
  transform: scale(0.5) rotate(-15deg);
  transition: none;
}

.slide.active .slide-img-frame {
  animation: imgEntrance 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s forwards;
}

@keyframes imgEntrance {
  0%   { opacity: 0; transform: scale(0.5) rotate(-15deg); }
  60%  { opacity: 1; transform: scale(1.05) rotate(3deg); }
  100% { opacity: 1; transform: scale(1) rotate(0deg); }
}

/* Anillo giratorio */
.slide-img-frame::before {
  content: '';
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 1px dashed #cc000055;
  animation: spinRing 12s linear infinite;
}

.slide-img-frame::after {
  content: '';
  position: absolute;
  inset: -24px;
  border-radius: 50%;
  border: 1px dashed #99000033;
  animation: spinRing 20s linear infinite reverse;
}

@keyframes spinRing {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.product-visual {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.beef     { background: radial-gradient(circle, #4a0a0a, #1a0000); }
.pollo    { background: radial-gradient(circle, #4a2a00, #1a0000); }
.chorizo  { background: radial-gradient(circle, #5a1010, #1a0000); }
.cordero  { background: radial-gradient(circle, #3a1040, #1a0000); }

.product-icon-big {
  font-size: 7rem;
  filter: drop-shadow(0 4px 24px rgba(0,0,0,0.8));
  animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}

.product-shine {
  position: absolute;
  top: 10%;
  left: 15%;
  width: 30%;
  height: 20%;
  background: radial-gradient(ellipse, rgba(255,255,255,0.1), transparent);
  border-radius: 50%;
}

/* PRICE BADGE */
.price-badge {
  position: absolute;
  bottom: -10px;
  right: -10px;
  background: #cc0000;
  border: 2px solid #ff3333;
  border-radius: 50%;
  width: 100px;
  height: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: 0 0 20px #cc000088;

  opacity: 0;
  transform: scale(0);
  transition: none;
}

.slide.active .price-badge {
  animation: badgePop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.9s forwards;
}

@keyframes badgePop {
  from { opacity: 0; transform: scale(0) rotate(-20deg); }
  to   { opacity: 1; transform: scale(1) rotate(0deg); }
}

.price-badge.gold {
  background: #8b5c00;
  border-color: #d4a017;
  box-shadow: 0 0 20px #d4a01766;
}

.price-label {
  font-size: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #ffaaaa;
  display: block;
}

.price-value {
  font-size: 0.85rem;
  font-weight: 800;
  color: #fff;
  display: block;
  line-height: 1.1;
}

/* ===== TEXT AREA ===== */
.slide-text-area {
  display: flex;
  flex-direction: column;
  gap: 1rem;

  opacity: 0;
  transform: translateX(60px);
  transition: none;
}

.slide.active .slide-text-area {
  animation: textSlide 0.7s cubic-bezier(0.22, 1, 0.36, 1) 1.1s forwards;
}

@keyframes textSlide {
  from { opacity: 0; transform: translateX(60px); }
  to   { opacity: 1; transform: translateX(0); }
}

.slide-content.reverse .slide-text-area {
  transform: none;
}

.slide.active .slide-content.reverse .slide-text-area {
  animation: textSlideLeft 0.7s cubic-bezier(0.22, 1, 0.36, 1) 1.1s forwards;
}

@keyframes textSlideLeft {
  from { opacity: 0; transform: translateX(-60px); }
  to   { opacity: 1; transform: translateX(0); }
}

.slide-tag {
  display: inline-block;
  background: #cc0000;
  color: #fff;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0.3rem 0.8rem;
  border-radius: 2px;
  align-self: flex-start;
}

.slide-tag.orange { background: #b84400; }
.slide-tag.purple { background: #5c008b; }

.slide-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 300;
  line-height: 1.2;
  color: #f0d0d0;
}

.slide-title strong {
  color: #ff3333;
  font-weight: 800;
  display: block;
}

.slide-desc {
  font-size: 0.95rem;
  color: #bbb;
  line-height: 1.7;
  max-width: 380px;
}

.slide-features {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.feat {
  font-size: 0.8rem;
  color: #ff9999;
  letter-spacing: 0.05em;
}

.slide-btn {
  display: inline-block;
  margin-top: 0.5rem;
  align-self: flex-start;
  background: #cc0000;
  color: #fff;
  border: none;
  padding: 0.8rem 2rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}

.slide-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.15) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform 0.4s;
}

.slide-btn:hover { background: #ff1a1a; }
.slide-btn:hover::after { transform: translateX(100%); }

/* ===== DOTS ===== */
.dots {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 50;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #55000088;
  border: 1px solid #cc000066;
  cursor: pointer;
  transition: all 0.3s;
}

.dot.active {
  background: #cc0000;
  width: 28px;
  border-radius: 4px;
  border-color: #ff3333;
  box-shadow: 0 0 8px #cc000099;
}

/* ===== PROGRESS BAR ===== */
.progress-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: #1a0000;
  z-index: 50;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #660000, #cc0000, #ff3333);
  width: 0%;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px #ff000066;
}

/* ===== FOOTER ===== */
.footer {
  background: #070000;
  border-top: 1px solid #8b000033;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: #aa4444;
  letter-spacing: 0.05em;
  position: relative;
  z-index: 100;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #cc0000, transparent);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  body {
    grid-template-rows: 56px 1fr 60px;
  }

  .header {
    padding: 0 1rem;
  }

  .nav { gap: 1rem; }
  .nav-link { font-size: 0.72rem; }

  .slide-content {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    gap: 1.5rem;
    padding: 1rem 1.5rem;
    text-align: center;
    align-content: center;
  }

  .slide-content.reverse {
    direction: ltr;
  }

  .slide-image-area {
    justify-content: center;
  }

  .slide-img-frame {
    width: 200px;
    height: 200px;
  }

  .product-visual { width: 140px; height: 140px; }
  .product-icon-big { font-size: 4.5rem; }

  .slide-text-area { align-items: center; }
  .slide-tag { align-self: center; }
  .slide-btn { align-self: center; }
  .slide-title { font-size: 1.4rem; }
  .slide-desc { font-size: 0.85rem; }

  .price-badge {
    width: 75px;
    height: 75px;
    right: 20px;
    bottom: -10px;
  }

  .price-value { font-size: 0.7rem; }

  .footer {
    font-size: 0.6rem;
    text-align: center;
    padding: 0 0.5rem;
    flex-wrap: wrap;
    gap: 4px;
  }
}