/* ===================================================
   FK FACTORÍA KAIN — styles.css
   Paleta: Rojo #D90B0B | Negro #0A0A0A | Blanco #F5F5F5
=================================================== */

:root {
  --red:        #D90B0B;
  --red-dark:   #A80808;
  --red-glow:   rgba(217, 11, 11, 0.35);
  --black:      #0A0A0A;
  --dark:       #111111;
  --dark2:      #181818;
  --dark3:      #222222;
  --white:      #F5F5F5;
  --white-dim:  rgba(245,245,245,0.75);
  --white-faint:rgba(245,245,245,0.08);
  --font-head:  'Oswald', sans-serif;
  --font-body:  'Montserrat', sans-serif;
  --font-alt:   'Poppins', sans-serif;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --radius:     6px;
  --fab-right: 28px;
  --fab-wa-size: 58px;
  --fab-cart-size: 74px;
  --fab-bottom-wa: 28px;
  --navbar-pad-y: 18px;
  --navbar-logo-h: 56px;
  --fab-top-cart: calc(
    env(safe-area-inset-top, 0px) + var(--navbar-pad-y) + var(--navbar-logo-h) / 2 -
      var(--fab-cart-size) / 2 + 20px
  );
  --z-fab-cart: 10100;
  --z-fab-wa: 10099;
  --z-carrito-overlay: 10110;
  --z-carrito-panel: 10120;
  --z-fk-toast: 10105;
}

/* === RESET === */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--dark);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; }
ul { list-style: none; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--red); border-radius: 3px; }

/* ===================================================
   NAVBAR
=================================================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(10,10,10,0.97);
  padding: 12px 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.6);
  border-bottom: 1px solid rgba(217,11,11,0.2);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-img {
  height: 56px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition), opacity var(--transition);
  background: white;
  border-radius: 6px;
  padding: 4px 8px;
}
.logo-img:hover { transform: scale(1.04); opacity: 0.9; }
.logo-img-footer {
  height: 64px;
  margin-bottom: 16px;
  background: white;
  border-radius: 6px;
  padding: 4px 10px;
}
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-name {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--white);
}
.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-sub {
  font-family: var(--font-head);
  font-size: 0.65rem;
  letter-spacing: 6px;
  color: var(--red);
}
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--white-dim);
  position: relative;
  transition: color var(--transition);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--red);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.hamburger span {
  display: block;
  width: 26px; height: 2px;
  background: var(--white);
  transition: var(--transition);
  transform-origin: center;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===================================================
   HERO
=================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--black);
}
.hero-bg-overlay {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(217,11,11,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 10% 80%, rgba(217,11,11,0.1) 0%, transparent 60%),
    linear-gradient(135deg, #0A0A0A 0%, #141414 50%, #0d0d0d 100%);
}
.hero-grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(217,11,11,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(217,11,11,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px 24px 80px;
  width: 100%;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-size: 0.75rem;
  letter-spacing: 4px;
  color: var(--red);
  border: 1px solid rgba(217,11,11,0.4);
  padding: 8px 18px;
  border-radius: 2px;
  margin-bottom: 28px;
  animation: fadeInUp 0.8s ease both;
}
.badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--red);
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(217,11,11,0.7); }
  50% { box-shadow: 0 0 0 8px rgba(217,11,11,0); }
}
.hero-title {
  font-family: var(--font-head);
  font-size: clamp(2.5rem, 9vw, 7.5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -1px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 8px;
  animation: fadeInUp 0.8s 0.15s ease both;
}
.hero-title-accent {
  color: var(--red);
  text-shadow: 0 0 60px rgba(217,11,11,0.5), 0 0 120px rgba(217,11,11,0.2);
  display: block;
}
.hero-subtitle {
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3.5vw, 2.5rem);
  font-weight: 500;
  letter-spacing: 6px;
  color: var(--white-dim);
  margin-bottom: 20px;
  animation: fadeInUp 0.8s 0.25s ease both;
}
.hero-desc {
  font-family: var(--font-alt);
  font-size: 1rem;
  color: rgba(245,245,245,0.55);
  max-width: 480px;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s 0.35s ease both;
}
.hero-cta { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-bottom: 60px; animation: fadeInUp 0.8s 0.45s ease both; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--white);
  background: var(--red);
  padding: 16px 32px;
  clip-path: polygon(10px 0%, 100% 0%, calc(100% - 10px) 100%, 0% 100%);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transform: translateX(-100%);
  transition: transform 0.5s;
}
.btn-primary:hover { background: var(--red-dark); box-shadow: 0 8px 40px var(--red-glow); transform: translateY(-2px); }
.btn-primary:hover::before { transform: translateX(100%); }
.btn-primary i { transition: transform var(--transition); }
.btn-primary:hover i { transform: translateX(4px); }
.btn-primary.full-width { width: 100%; justify-content: center; }
.btn-outline {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--white);
  border: 1px solid rgba(245,245,245,0.3);
  padding: 15px 32px;
  transition: border-color var(--transition), color var(--transition);
}
.btn-outline:hover { border-color: var(--red); color: var(--red); }

.hero-stats { display: flex; align-items: center; gap: 32px; animation: fadeInUp 0.8s 0.55s ease both; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-family: var(--font-head); font-size: 2rem; font-weight: 700; color: var(--white); line-height: 1; }
.stat-label { font-family: var(--font-alt); font-size: 0.7rem; letter-spacing: 2px; color: rgba(245,245,245,0.45); text-transform: uppercase; }
.stat-divider { width: 1px; height: 40px; background: rgba(245,245,245,0.15); }

.hero-scroll {
  position: absolute;
  bottom: 30px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  z-index: 2;
}
.hero-scroll span { font-family: var(--font-head); font-size: 0.65rem; letter-spacing: 4px; color: rgba(245,245,245,0.3); }
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, rgba(217,11,11,0.8), transparent);
  animation: scrollAnim 2s infinite;
}
@keyframes scrollAnim {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===================================================
   SECTION COMMON
=================================================== */
.section { padding: 100px 0; }
.section-dark { background: var(--black); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag { font-family: var(--font-head); font-size: 0.72rem; letter-spacing: 5px; color: var(--red); display: block; margin-bottom: 12px; }
.section-title { font-family: var(--font-head); font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 700; letter-spacing: 1px; text-transform: uppercase; line-height: 1.05; color: var(--white); }
.section-title .accent { color: var(--red); }
.section-desc { font-family: var(--font-alt); font-size: 0.95rem; color: var(--white-dim); margin-top: 16px; max-width: 500px; margin-left: auto; margin-right: auto; }

/* ===================================================
   CATÁLOGO
=================================================== */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}
.catalog-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative;
}
.catalog-card:hover { transform: translateY(-8px); border-color: var(--red); box-shadow: 0 16px 50px rgba(217,11,11,0.2); }
.card-img-wrap { position: relative; overflow: hidden; aspect-ratio: 4/3; background: var(--dark3); }
.card-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.catalog-card:hover .card-img-wrap img { transform: scale(1.08); }
.card-overlay {
  position: absolute; inset: 0;
  background: rgba(217,11,11,0.0);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
}
.catalog-card:hover .card-overlay { background: rgba(217,11,11,0.25); }
.card-zoom-icon {
  color: white;
  font-size: 1.8rem;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity var(--transition), transform var(--transition);
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}
.catalog-card:hover .card-zoom-icon { opacity: 1; transform: scale(1); }
.card-info { padding: 16px 18px; display: flex; align-items: center; justify-content: space-between; }
.card-name { font-family: var(--font-head); font-size: 0.9rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: var(--white); }
.card-arrow { color: var(--red); font-size: 0.85rem; transition: transform var(--transition); }
.catalog-card:hover .card-arrow { transform: translateX(4px); }
.card-tag {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--red);
  color: white;
  font-family: var(--font-head);
  font-size: 0.6rem;
  letter-spacing: 2px;
  padding: 4px 10px;
  clip-path: polygon(4px 0%,100% 0%,calc(100% - 4px) 100%,0% 100%);
}

/* ===================================================
   MODAL
=================================================== */
#modalOverlay {
  position: fixed; inset: 0;
  z-index: 9000;
  background: rgba(0,0,0,0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
  padding: 20px;
  box-sizing: border-box;
  backdrop-filter: blur(6px);
}
#modalOverlay.active { opacity: 1; pointer-events: all; }

#modalBox {
  background: #1e1e1e;
  border: 1px solid rgba(255,255,255,0.08);
  border-top: 1px solid rgba(255,255,255,0.13);
  border-radius: 18px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.85), 0 0 0 1px rgba(217,11,11,0.08);
  width: 92vw;
  max-width: 92vw;
  max-height: 90vh;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 2.5rem 4rem;
  position: relative;
  margin: auto;
  transform: scale(.98);
  transition: transform .3s;
  scrollbar-width: thin;
  scrollbar-color: #D90B0B #1a1a1a;
  box-sizing: border-box;
}
#modalOverlay.active #modalBox { transform: scale(1); }

/* Header del modal */
.modal-header-info {
  margin-bottom: 1.2rem;
  padding-right: 2.5rem;
}
.modal-tag {
  display: inline-block;
  background: var(--red); color: #fff;
  font-size: 10px; font-weight: 700; letter-spacing: .08em;
  padding: 3px 10px; border-radius: 4px;
  text-transform: uppercase; margin-bottom: .5rem;
}
.modal-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.5rem; font-weight: 600;
  color: #fff; text-transform: uppercase;
  letter-spacing: .04em; margin: 0;
}

/* Botón cerrar */
.modal-close {
  position: absolute; top: 1.2rem; right: 1.2rem;
  background: #2a2a2a; border: none; color: #fff;
  width: 52px; height: 52px; border-radius: 50%;
  cursor: pointer; font-size: 1.4rem;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, transform .2s;
  z-index: 10;
}
.modal-close:hover { background: var(--red); transform: scale(1.1); }

/* Modal producto */
.modal-product-wrap {
  display: grid;
  grid-template-columns: minmax(260px, 1.15fr) minmax(260px, 1fr);
  gap: clamp(18px, 3vw, 40px);
  align-items: center;
  padding: 8px 8px 0;
  max-width: 100%;
}
.modal-product-image {
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.1);
  background: #f5f5f5;
  aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  box-sizing: border-box;
}
.modal-product-image img {
  width: 100%; height: 100%;
  object-fit: contain; display: block;
  border-radius: 8px;
}
.modal-product-info {
  display: flex; flex-direction: column;
  align-items: stretch; gap: 20px;
}
.modal-specs {
  margin: 0; display: flex;
  flex-direction: column; gap: 0;
}
.modal-spec-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 12px; align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.modal-spec-row:last-of-type { border-bottom: none; }
.modal-specs dt {
  font-family: var(--font-head);
  font-size: 0.85rem; letter-spacing: 2.5px;
  text-transform: uppercase; color: var(--red); margin: 0;
}
.modal-specs dd {
  font-family: var(--font-alt);
  font-size: 1.3rem; font-weight: 500;
  color: #f0f0f0; margin: 0;
}
.modal-spec-price { font-size: 1.5rem; font-weight: 700; color: #fff; }
.modal-product-info .modal-actions { margin-top: 4px; }

/* Modal variantes */
.modal-variantes-inner {
  padding: 0;
  max-width: 100%;
  margin: 0 auto;
}
.modal-variantes-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 20px;
  margin-bottom: 12px;
  padding-right: 70px; /* espacio para la X absoluta */
  min-width: 0;
}
.modal-variantes-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-head);
  font-size: 1.2rem; letter-spacing: 3px;
  color: #fff; text-transform: uppercase; margin-bottom: 12px;
  background: var(--red);
  border: 1px solid #ff2222;
  box-shadow: 0 0 18px rgba(217,11,11,0.6), 0 0 40px rgba(217,11,11,0.25);
  padding: 10px 24px; border-radius: 20px;
  box-sizing: border-box;
  max-width: 100%;
  flex-shrink: 1;
  overflow-wrap: anywhere;
}
.modal-variantes-title {
  font-family: var(--font-head);
  font-size: 2.6rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--white); margin: 0; line-height: 1.1;
}
.modal-variantes-hint {
  font-family: var(--font-alt);
  font-size: 0.9rem; color: rgba(245,245,245,0.4);
  margin: 0 0 28px; letter-spacing: 0.02em;
}
.modal-variantes-list { display: flex; flex-direction: column; gap: 14px; }
.modal-variante-item {
  width: 100%; text-align: left;
  display: flex; align-items: center;
  justify-content: space-between; gap: 20px;
  padding: 30px 36px;
  background: linear-gradient(135deg, #2a2a2a 0%, #242424 100%);
  border: 1px solid rgba(255,255,255,0.1);
  border-left: 3px solid transparent;
  border-radius: 14px; color: var(--white);
  cursor: pointer;
  position: relative; overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.modal-variante-item::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(217,11,11,0.06) 0%, transparent 60%);
  opacity: 0; transition: opacity 0.25s ease;
}
.modal-variante-item:hover {
  border-left-color: var(--red);
  border-color: rgba(217,11,11,0.3);
  transform: translateX(4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5), 0 0 0 1px rgba(217,11,11,0.15);
  background: linear-gradient(135deg, #2e2e2e 0%, #282828 100%);
}
.modal-variante-item:hover::before { opacity: 1; }
.modal-variante-text { display: flex; flex-direction: column; gap: 6px; min-width: 0; position: relative; }
.modal-variante-name {
  font-family: var(--font-head);
  font-size: 1.35rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  line-height: 1.2; color: #ffffff;
}
.modal-variante-meta {
  font-family: var(--font-alt);
  font-size: 1rem; color: rgba(245,245,245,0.6);
  display: flex; align-items: center; gap: 8px;
}
.modal-variante-meta::before {
  content: '';
  display: inline-block; width: 6px; height: 6px;
  background: var(--red); border-radius: 50%; opacity: 0.7;
}
.modal-variante-arrow {
  color: rgba(217,11,11,0.5); flex-shrink: 0;
  font-size: 1.3rem; position: relative;
  transition: color 0.25s ease, transform 0.25s ease;
}
.modal-variante-item:hover .modal-variante-arrow {
  color: var(--red); transform: translateX(4px);
}
.modal-back-variantes {
  display: inline-flex; align-items: center; gap: 8px;
  margin: 0 8px 16px; padding: 10px 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px; color: var(--white);
  font-family: var(--font-alt); font-size: 0.85rem;
  cursor: pointer; transition: background 0.2s ease, border-color 0.2s ease;
}
.modal-back-variantes:hover {
  background: rgba(217,11,11,0.12);
  border-color: rgba(217,11,11,0.35);
}

/* Acordeón de marcas */
.modal-marca-group { display: flex; flex-direction: column; }
.modal-marca-arrow { color: rgba(217,11,11,0.5); flex-shrink: 0; font-size: 1.1rem; transition: transform 0.3s ease, color 0.25s ease; }
.modal-marca-btn:hover .modal-marca-arrow { color: var(--red); }
.modal-marca-sub {
  max-height: 0; overflow: hidden;
  transition: max-height 0.35s ease;
  display: flex; flex-direction: column; gap: 8px;
  padding: 0 0 0 16px;
}
.modal-marca-group.open .modal-marca-sub { padding: 10px 0 4px 16px; }
.modal-sub-item {
  width: 100%; text-align: left;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 18px 28px;
  background: #222; border: 1px solid rgba(255,255,255,0.07);
  border-left: 3px solid rgba(217,11,11,0.4);
  border-radius: 10px; color: var(--white); cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.modal-sub-item:hover { background: #2a2a2a; border-left-color: var(--red); transform: translateX(4px); }
.modal-sub-name { font-family: var(--font-head); font-size: 1.1rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; flex: 1; }
.modal-sub-year-inline { font-family: var(--font-alt); font-size: 0.9rem; font-weight: 400; color: rgba(245,245,245,0.45); letter-spacing: 0; text-transform: none; margin-left: 8px; }
.modal-sub-item .modal-variante-arrow { font-size: 1rem; }

/* Modal accesorio simple */
.modal-acc-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 8px;
}
.modal-acc-image {
  border-radius: 14px;
  background: #f5f5f5;
  aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  padding: 24px; box-sizing: border-box;
  border: 1px solid rgba(255,255,255,0.08);
}
.modal-acc-image img {
  width: 100%; height: 100%;
  object-fit: contain; border-radius: 8px;
}
.modal-acc-info {
  display: flex; flex-direction: column; gap: 20px;
}
.modal-acc-tag {
  display: inline-block;
  background: var(--red); color: #fff;
  font-family: var(--font-head); font-size: 0.8rem;
  letter-spacing: 3px; text-transform: uppercase;
  padding: 6px 16px; border-radius: 20px;
  align-self: flex-start;
  box-sizing: border-box;
  max-width: 100%;
  overflow-wrap: anywhere;
}
.modal-acc-nombre {
  font-family: var(--font-head); font-size: 2.2rem;
  font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--white);
  margin: 0; line-height: 1.1;
}
.modal-acc-compat {
  font-family: var(--font-alt); font-size: 1rem;
  color: rgba(245,245,245,0.5); margin: 0;
  display: flex; align-items: center; gap: 8px;
}
.modal-acc-compat i { color: #25D366; font-size: 1.1rem; }

/* Botones de acción del modal */
.modal-actions { display: flex; gap: .75rem; flex-wrap: wrap; }
.btn-modal-cotizar {
  flex: 1; min-width: 140px;
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  background: #25D366; color: #fff;
  border: none; border-radius: 8px;
  padding: .85rem 1.2rem;
  font-family: var(--font-head);
  font-size: .9rem; font-weight: 600; letter-spacing: .06em;
  text-decoration: none; cursor: pointer;
  transition: background .2s, transform .15s;
}
.btn-modal-cotizar:hover { background: #1ebe5d; transform: translateY(-1px); }
.btn-modal-cotizar i { font-size: 1.1rem; }
.btn-modal-carrito {
  flex: 1; min-width: 140px;
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  background: var(--red); color: #fff;
  border: none; border-radius: 8px;
  padding: .85rem 1.2rem;
  font-family: var(--font-head);
  font-size: .9rem; font-weight: 600; letter-spacing: .06em;
  cursor: pointer; transition: background .2s, transform .15s;
}
.btn-modal-carrito:hover { background: #b50909; transform: translateY(-1px); }
.btn-modal-carrito.added { background: #25D366; }
.btn-modal-carrito.added::after { content: ' ✔'; }

/* Imagen zoom dentro del modal */
.modal-img-zoom {
  position: absolute; inset: 0; z-index: 10;
  background: #ffffff;
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s;
  cursor: zoom-out;
  padding: 32px;
}
.modal-img-zoom.visible { opacity: 1; }
.modal-img-zoom img {
  max-width: 100%; max-height: 100%;
  object-fit: contain; border-radius: 8px;
  pointer-events: none;
}
.modal-img-zoom-cerrar {
  position: absolute; top: 16px; right: 16px;
  background: #D90B0B; color: #fff; border: none;
  width: 44px; height: 44px; border-radius: 50%; font-size: 1.2rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background 0.2s, transform 0.2s; z-index: 1;
}
.modal-img-zoom-cerrar:hover { background: #111; color: #fff; transform: scale(1.1); }

/* Imagen grande (lightbox) */
#fk-img-grande {
  position: fixed; inset: 0; z-index: 10000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .3s; pointer-events: none;
}
#fk-img-grande.visible { opacity: 1; pointer-events: all; }
.fk-img-grande-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.92); }
.fk-img-grande-contenido {
  position: relative; z-index: 1;
  max-width: 90vw; max-height: 90vh;
  display: flex; flex-direction: column; align-items: center; gap: .75rem;
}
.fk-img-grande-contenido img {
  max-width: 90vw; max-height: 80vh;
  border-radius: 10px; object-fit: contain;
  box-shadow: 0 0 60px rgba(217,11,11,.3);
}
.fk-img-grande-contenido p {
  color: #ccc; font-family: var(--font-head);
  font-size: 1rem; letter-spacing: .06em; text-transform: uppercase;
}
.fk-img-grande-cerrar {
  position: absolute; top: -18px; right: -18px;
  background: #D90B0B; color: #fff; border: none;
  width: 52px; height: 52px; border-radius: 50%; font-size: 1.3rem;
  font-size: .95rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.fk-img-grande-cerrar:hover { background: #fff; color: #D90B0B; }

/* ===================================================
   SERVICIOS
=================================================== */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  padding: 10px 32px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.service-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--dark3);
  transition: background var(--transition);
}
.service-card:hover, .service-card.featured { transform: translateY(-6px); border-color: rgba(217,11,11,0.4); box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.service-card:hover::before, .service-card.featured::before { background: var(--red); }
.service-card.featured { background: linear-gradient(135deg, #1a0a0a, #1e1010); }
.service-icon {
  width: 56px; height: 56px;
  background: rgba(217,11,11,0.1);
  border: 1px solid rgba(217,11,11,0.25);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; color: var(--red);
  margin-bottom: 24px;
  transition: background var(--transition);
}
.service-card:hover .service-icon { background: rgba(217,11,11,0.2); }
.service-num {
  font-family: var(--font-head);
  font-size: 3.5rem; font-weight: 700;
  color: rgba(217,11,11,0.07);
  position: absolute; top: 20px; right: 24px;
  line-height: 1; letter-spacing: -2px;
}
.service-card h3 { font-family: var(--font-head); font-size: 1.2rem; font-weight: 700; letter-spacing: 2px; color: var(--white); margin-bottom: 14px; }
.service-card p { font-family: var(--font-alt); font-size: 0.88rem; line-height: 1.7; color: rgba(245,245,245,0.6); }
.service-line { height: 1px; background: rgba(217,11,11,0.2); margin-top: 28px; }
.service-img {
  width: 100%;
  height: 80px;
  object-fit: cover;
  border-radius: 4px;
  margin: 12px 0;
}

/* ===================================================
   NOSOTROS
=================================================== */
.about-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 72px; align-items: center; }
.about-visual { position: relative; }
.about-img-frame { position: relative; aspect-ratio: 1; max-width: 400px; }
.about-img-inner {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #1a0505, #200808, #0f0f0f);
  border: 1px solid rgba(217,11,11,0.2);
  display: flex; align-items: center; justify-content: center;
  clip-path: polygon(20px 0%, 100% 0%, calc(100% - 20px) 100%, 0% 100%);
  overflow: hidden;
}
.about-icon-main { font-size: 8rem; color: rgba(217,11,11,0.15); animation: rotateSlow 20s linear infinite; }
@keyframes rotateSlow { to { transform: rotate(360deg); } }
.about-badge-float {
  position: absolute; bottom: -20px; right: -20px;
  background: var(--red);
  padding: 20px 24px;
  display: flex; flex-direction: column; align-items: center;
}
.badge-year { font-family: var(--font-head); font-size: 2.2rem; font-weight: 700; line-height: 1; color: white; }
.badge-years-text { font-family: var(--font-head); font-size: 0.6rem; letter-spacing: 2px; text-align: center; color: rgba(255,255,255,0.8); margin-top: 4px; }
.about-accent-block { position: absolute; top: -16px; left: -16px; width: 80px; height: 80px; background: rgba(217,11,11,0.12); border: 1px solid rgba(217,11,11,0.25); }
.about-content .section-tag { display: block; margin-bottom: 12px; }
.about-content .section-title { text-align: left; margin-bottom: 24px; }
.about-lead { font-family: var(--font-body); font-size: 1.05rem; font-weight: 600; color: var(--white); margin-bottom: 16px; line-height: 1.6; }
.about-text { font-family: var(--font-alt); font-size: 0.9rem; color: rgba(245,245,245,0.6); line-height: 1.8; margin-bottom: 14px; }
.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }
.about-feature { font-family: var(--font-alt); font-size: 0.85rem; color: var(--white-dim); display: flex; align-items: center; gap: 10px; }
.about-feature i { color: var(--red); font-size: 0.9rem; }

/* ===================================================
   MARCAS
=================================================== */
.brands-track-wrapper {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  margin-bottom: 48px;
}
.brands-track { display: flex; gap: 0; animation: marquee 20s linear infinite; width: max-content; }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.brands-track:hover { animation-play-state: paused; }
.brand-item { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 24px 48px; border-right: 1px solid rgba(255,255,255,0.05); white-space: nowrap; }
.brand-item span { font-family: var(--font-head); font-size: 1.1rem; font-weight: 700; letter-spacing: 4px; color: rgba(245,245,245,0.25); transition: color var(--transition); }
.brand-item:hover span { color: var(--white); }
.brand-icon { font-size: 1.6rem; color: rgba(217,11,11,0.3); transition: color var(--transition); }
.brand-item:hover .brand-icon { color: var(--red); }
.brands-cards { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.brand-card {
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  overflow: hidden;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  height: 100px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.brand-card:hover { border-color: var(--red); transform: translateY(-4px); box-shadow: 0 12px 40px rgba(217,11,11,0.15); }
.brand-card i { font-size: 2rem; color: var(--red); }
.brand-card span { font-family: var(--font-head); font-size: 0.85rem; letter-spacing: 3px; color: var(--white-dim); padding: 10px 0; background: var(--dark2); width: 100%; text-align: center; }
.brand-logo { width: 100%; height: 100%; object-fit: fill; display: block; border-radius: 6px; }

/* ===================================================
   CONTACTO
=================================================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; align-items: start; }
.contact-card {
  display: flex; align-items: center; gap: 20px;
  padding: 24px;
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  margin-bottom: 16px;
  transition: border-color var(--transition), transform var(--transition);
}
.contact-card:hover { border-color: rgba(217,11,11,0.35); transform: translateX(6px); }
.contact-icon {
  width: 52px; height: 52px;
  background: rgba(217,11,11,0.1);
  border: 1px solid rgba(217,11,11,0.25);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; color: var(--red); flex-shrink: 0;
}
.contact-label { display: block; font-family: var(--font-head); font-size: 0.65rem; letter-spacing: 3px; color: var(--red); margin-bottom: 6px; }
.contact-value { font-family: var(--font-alt); font-size: 0.9rem; color: var(--white); display: block; transition: color var(--transition); }
a.contact-value:hover { color: var(--red); }
.btn-como-llegar {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 10px;
  background: var(--red); color: #fff;
  font-family: var(--font-head); font-size: 0.78rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  text-decoration: none;
  padding: 8px 16px; border-radius: 8px;
  transition: background 0.2s, transform 0.2s;
}
.btn-como-llegar:hover { background: #b00808; transform: translateY(-1px); }
.contact-form { background: var(--dark2); border: 1px solid rgba(255,255,255,0.05); border-radius: var(--radius); padding: 36px 32px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-family: var(--font-head); font-size: 0.68rem; letter-spacing: 3px; color: var(--red); margin-bottom: 8px; }
.form-group input, .form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 4px;
  padding: 14px 16px;
  font-family: var(--font-alt);
  font-size: 0.9rem;
  color: var(--white);
  transition: border-color var(--transition), background var(--transition);
  resize: vertical; outline: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(245,245,245,0.25); }
.form-group input:focus, .form-group textarea:focus { border-color: var(--red); background: rgba(217,11,11,0.04); }
.form-success {
  display: none; margin-top: 16px; padding: 14px 20px;
  background: rgba(0,180,80,0.1);
  border: 1px solid rgba(0,180,80,0.3);
  border-radius: 4px;
  font-family: var(--font-alt); font-size: 0.88rem; color: #4caf50;
  align-items: center; gap: 10px;
}
.form-success.show { display: flex; }

/* ===================================================
   FOOTER
=================================================== */
.footer { background: var(--black); border-top: 1px solid rgba(217,11,11,0.15); }
.footer-top { padding: 64px 0; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; }
.footer-brand .logo { margin-bottom: 20px; }
.footer-brand p { font-family: var(--font-alt); font-size: 0.85rem; color: rgba(245,245,245,0.45); line-height: 1.7; max-width: 280px; }
.footer-links h4, .footer-contact-col h4 { font-family: var(--font-head); font-size: 0.72rem; letter-spacing: 4px; color: var(--red); margin-bottom: 20px; }
.footer-links a { display: block; font-family: var(--font-alt); font-size: 0.85rem; color: rgba(245,245,245,0.45); margin-bottom: 10px; transition: color var(--transition), transform var(--transition); }
.footer-links a:hover { color: var(--white); transform: translateX(4px); }
.footer-contact-col p { font-family: var(--font-alt); font-size: 0.85rem; color: rgba(245,245,245,0.45); margin-bottom: 10px; display: flex; align-items: center; gap: 10px; }
.footer-contact-col i { color: var(--red); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.05); padding: 20px 0; }
.footer-bottom-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer-bottom p { font-family: var(--font-alt); font-size: 0.78rem; color: rgba(245,245,245,0.3); }

/* ===================================================
   WHATSAPP FLOTANTE & BACK TO TOP
=================================================== */
.whatsapp-float {
  position: fixed;
  bottom: var(--fab-bottom-wa);
  right: var(--fab-right);
  width: var(--fab-wa-size);
  height: var(--fab-wa-size);
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem; color: white;
  z-index: var(--z-fab-wa);
  box-shadow: 0 6px 30px rgba(37,211,102,0.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float:hover { transform: scale(1.12) translateY(-2px); box-shadow: 0 10px 40px rgba(37,211,102,0.55); }
.whatsapp-tooltip {
  position: absolute; right: 70px;
  white-space: nowrap;
  background: var(--dark2);
  color: var(--white);
  font-family: var(--font-alt); font-size: 0.78rem;
  padding: 8px 14px;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.08);
  opacity: 0; pointer-events: none;
  transform: translateX(8px);
  transition: opacity var(--transition), transform var(--transition);
}
.whatsapp-tooltip::after {
  content: '';
  position: absolute; right: -6px; top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right: none;
  border-left-color: var(--dark2);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; transform: translateX(0); }
.back-top {
  position: fixed;
  bottom: calc(var(--fab-bottom-wa) + var(--fab-wa-size) + 14px);
  right: var(--fab-right);
  width: 42px; height: 42px;
  background: rgba(217,11,11,0.85);
  color: white; border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  z-index: 10098;
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition), background var(--transition);
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--red); }

/* ===================================================
   CARRITO: BOTÓN FLOTANTE
=================================================== */
.carrito-btn-flotante {
  position: fixed;
  top: var(--fab-top-cart);
  bottom: auto;
  right: var(--fab-right);
  left: auto;
  z-index: var(--z-fab-cart);
  background: var(--red); color: #fff;
  border: none; border-radius: 50px;
  width: var(--fab-cart-size);
  height: var(--fab-cart-size);
  font-size: 1.65rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 24px rgba(217,11,11,.45);
  transition: transform .2s, background .2s;
}
.carrito-btn-flotante:hover { transform: scale(1.08); background: #b50909; }
.carrito-badge {
  position: absolute; top: -2px; right: -2px;
  background: #fff; color: #D90B0B;
  font-size: .76rem; font-weight: 700;
  min-width: 24px; height: 24px; padding: 0 6px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.carrito-tooltip {
  position: absolute;
  right: calc(100% + 10px);
  left: auto; top: 50%;
  transform: translateY(-50%);
  background: #1a1a1a; color: #fff;
  font-size: .75rem; padding: 4px 10px; border-radius: 4px;
  white-space: nowrap; pointer-events: none;
  opacity: 0; transition: opacity .2s;
}
.carrito-btn-flotante:hover .carrito-tooltip { opacity: 1; }

/* ===================================================
   CARRITO: PANEL LATERAL
=================================================== */
.carrito-overlay {
  position: fixed; inset: 0;
  z-index: var(--z-carrito-overlay);
  background: rgba(0,0,0,.6);
  opacity: 0; pointer-events: none; transition: opacity .3s;
}
.carrito-overlay.visible { opacity: 1; pointer-events: all; }
.carrito-panel {
  position: fixed; top: 0; right: -520px;
  z-index: var(--z-carrito-panel);
  width: 480px; max-width: 95vw; height: 100vh;
  background: #111; border-left: 1px solid #2a2a2a;
  display: flex; flex-direction: column;
  transition: right .35s cubic-bezier(.4,0,.2,1);
}
.carrito-panel.open { right: 0; }
.carrito-panel-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid #2a2a2a;
  display: flex; align-items: center; justify-content: space-between;
}
.carrito-panel-header h3 {
  font-family: var(--font-head);
  font-size: 1.1rem; font-weight: 600;
  color: #fff; letter-spacing: .06em;
  display: flex; align-items: center; gap: .5rem; margin: 0;
}
.carrito-panel-header h3 i { color: var(--red); }
#carritoClose {
  background: #2a2a2a; border: none; color: #aaa;
  width: 30px; height: 30px; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, color .2s;
}
#carritoClose:hover { background: var(--red); color: #fff; }
.carrito-panel-body {
  flex: 1; overflow-y: auto; padding: 1rem 1.5rem;
  scrollbar-width: thin; scrollbar-color: #D90B0B #1a1a1a;
}
.carrito-empty { text-align: center; padding: 3rem 1rem; color: #555; }
.carrito-empty i { font-size: 2.5rem; margin-bottom: .75rem; display: block; }
.carrito-empty p { font-size: .9rem; }
.carrito-item {
  display: flex; align-items: center; gap: .75rem;
  padding: .75rem 0; border-bottom: 1px solid #222;
}
.carrito-item-img {
  width: 60px; height: 50px; object-fit: cover;
  border-radius: 6px; flex-shrink: 0; background: #1a1a1a;
}
.carrito-item-info { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.carrito-item-tag { font-size: 9px; font-weight: 700; letter-spacing: .08em; color: var(--red); text-transform: uppercase; }
.carrito-item-marca { font-size: 9px; font-weight: 700; letter-spacing: .08em; color: #c8c8c8; text-transform: uppercase; }
.carrito-item-meta { font-size: .72rem; color: #888; line-height: 1.3; }
.carrito-item-nombre { font-family: var(--font-head); font-size: .85rem; color: #f0f0f0; text-transform: uppercase; letter-spacing: .03em; }
.carrito-item-qty { font-size: .75rem; color: #777; }
.carrito-item-qty b { color: #ccc; }
.carrito-item-remove {
  background: #1e1e1e; border: 1px solid #333; color: #666;
  width: 28px; height: 28px; border-radius: 50%;
  cursor: pointer; font-size: .75rem;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, color .2s;
}
.carrito-item-remove:hover { background: var(--red); color: #fff; border-color: #D90B0B; }
.carrito-panel-footer {
  padding: 1rem 1.5rem; border-top: 1px solid #2a2a2a;
  display: flex; flex-direction: column; gap: .6rem;
}
.btn-cotizar-carrito {
  background: #25D366; color: #fff; border: none;
  border-radius: 8px; padding: .85rem;
  font-family: var(--font-head);
  font-size: .9rem; font-weight: 600; letter-spacing: .05em;
  cursor: pointer; display: flex; align-items: center; justify-content: center; gap: .5rem;
  transition: background .2s;
}
.btn-cotizar-carrito:hover { background: #1ebe5d; }
.btn-comprar-carrito {
  background: var(--red); color: #fff; border: none;
  border-radius: 8px; padding: .85rem;
  font-family: var(--font-head);
  font-size: .9rem; font-weight: 600; letter-spacing: .05em;
  cursor: pointer; display: flex; align-items: center; justify-content: center; gap: .5rem;
  transition: background .2s, transform .15s;
  text-decoration: none;
}
.btn-comprar-carrito:hover { background: var(--red-dark); transform: translateY(-1px); }
.btn-vaciar-carrito {
  background: transparent; color: #555; border: 1px solid #2a2a2a;
  border-radius: 8px; padding: .6rem;
  font-size: .8rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: .4rem;
  transition: color .2s, border-color .2s;
}
.btn-vaciar-carrito:hover { color: #D90B0B; border-color: #D90B0B; }

/* ===================================================
   TOAST
=================================================== */
.fk-toast {
  position: fixed;
  top: calc(env(safe-area-inset-top, 0px) + var(--navbar-pad-y) + var(--navbar-logo-h) + 12px);
  right: var(--fab-right);
  left: auto; bottom: auto;
  z-index: var(--z-fk-toast);
  max-width: min(280px, calc(100vw - 48px));
  background: #1a1a1a; border: 1px solid #333; color: #fff;
  padding: .7rem 1.2rem; border-radius: 8px;
  font-size: .85rem;
  opacity: 0; transform: translateY(10px);
  transition: opacity .3s, transform .3s;
  pointer-events: none;
}
.fk-toast.visible { opacity: 1; transform: translateY(0); }

/* ===================================================
   CATÁLOGO — lista interactiva
=================================================== */
.catalog-section-title {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 28px 0 0;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,106,0,0.9);
  border: 1px solid rgba(255,106,0,0.25);
  border-radius: 10px;
  padding: 14px 20px;
  background: rgba(255,106,0,0.06);
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s;
  width: 100%;
  text-align: left;
}
.catalog-section-title:hover {
  background: rgba(255,106,0,0.12);
  border-color: rgba(255,106,0,0.5);
}
.catalog-section-title.open {
  border-radius: 10px 10px 0 0;
  border-color: rgba(255,106,0,0.5);
  background: rgba(255,106,0,0.1);
}
.catalog-section-arrow {
  font-size: 0.85rem;
  transition: transform 0.3s ease;
}
.catalog-section-title.open .catalog-section-arrow {
  transform: rotate(180deg);
}

/* Subgrid de accesorios desplegable */
.catalog-accesorios-grid {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-10px);
  transition: max-height 0.45s ease, padding 0.35s ease, opacity 0.35s ease, transform 0.35s ease;
  padding: 0 2px;
  border: 1px solid rgba(255,106,0,0.2);
  border-top: none;
  border-radius: 0 0 14px 14px;
  background: linear-gradient(180deg, rgba(255,106,0,0.04) 0%, rgba(0,0,0,0.2) 100%);
}
.catalog-accesorios-grid.open {
  max-height: 800px;
  padding: 20px;
  opacity: 1;
  transform: translateY(0);
}

/* ===================================================
   PÁGINA COMPLETA — ACCESORIOS ADICIONALES
=================================================== */
.pagina-accesorios {
  position: fixed; inset: 0;
  z-index: 8500;
  background: #0e0e0e;
  overflow-y: auto;
  transform: translateX(100%);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.4s ease;
  padding: 0 0 60px;
}
.pagina-accesorios.visible {
  transform: translateX(0);
  opacity: 1;
}
.pagina-acc-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(14,14,14,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,106,0,0.2);
  padding: 20px 40px 20px;
  display: flex; align-items: center;
  position: relative;
}
.pagina-acc-back {
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,106,0,0.1);
  border: 2px solid rgba(255,106,0,0.4);
  color: #ff6a00; border-radius: 50%;
  width: 52px; height: 52px;
  cursor: pointer;
  font-size: 1.6rem;
  flex-shrink: 0;
  margin-left: auto;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.pagina-acc-back:hover { background: rgba(255,106,0,0.25); border-color: #ff6a00; transform: scale(1.1); }
.pagina-acc-title-wrap { display: flex; flex-direction: column; gap: 2px; align-items: center; text-align: center; position: absolute; left: 50%; transform: translateX(-50%); }
.pagina-acc-sub {
  font-family: var(--font-head);
  font-size: 0.65rem; letter-spacing: 3px;
  color: rgba(255,106,0,0.7); text-transform: uppercase;
}
.pagina-acc-title {
  font-family: var(--font-head);
  font-size: 1.8rem; font-weight: 700;
  letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--white); line-height: 1;
}
.pagina-acc-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  padding: 50px 60px;
  max-width: 1100px;
  margin: 0 auto;
}
.pagina-acc-grid .catalog-list-item {
  padding: 34px 38px !important;
  border-radius: 16px !important;
  min-height: 90px;
}
.pagina-acc-grid .catalog-list-name {
  font-size: 1.45rem !important;
}
.pagina-acc-grid .catalog-list-arrow {
  font-size: 1.3rem !important;
}
.accesorio-page-card {
  display: flex; flex-direction: column;
  align-items: flex-start; gap: 14px;
  padding: 28px 24px 24px;
  background: #181818;
  border: 1px solid rgba(255,255,255,0.07);
  border-bottom: 3px solid transparent;
  border-radius: 14px;
  color: var(--white); cursor: pointer;
  text-align: left; position: relative; overflow: hidden;
  animation: fadeSlideUp 0.5s ease both;
  transition: transform 0.25s, border-color 0.25s, background 0.25s, box-shadow 0.25s;
}
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.accesorio-page-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,106,0,0.08) 0%, transparent 65%);
  opacity: 0; transition: opacity 0.25s;
}
.accesorio-page-card:hover {
  transform: translateY(-6px);
  border-bottom-color: #ff6a00;
  border-color: rgba(255,106,0,0.35);
  background: #1e1e1e;
  box-shadow: 0 16px 40px rgba(0,0,0,0.6), 0 0 20px rgba(255,106,0,0.15);
}
.accesorio-page-card:hover::before { opacity: 1; }
.accesorio-page-icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,106,0,0.12);
  border: 1px solid rgba(255,106,0,0.25);
  border-radius: 12px; font-size: 1.4rem; color: #ff6a00;
  transition: background 0.25s;
}
.accesorio-page-card:hover .accesorio-page-icon { background: rgba(255,106,0,0.22); }
.accesorio-page-tag {
  font-family: var(--font-head);
  font-size: 0.6rem; letter-spacing: 2.5px;
  color: rgba(255,106,0,0.65); text-transform: uppercase;
}
.accesorio-page-name {
  font-family: var(--font-head);
  font-size: 1.05rem; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: #f0f0f0; line-height: 1.2;
}
.accesorio-page-arrow {
  position: absolute; bottom: 18px; right: 20px;
  font-size: 0.85rem; color: rgba(255,106,0,0.35);
  transition: color 0.25s, transform 0.25s;
}
.accesorio-page-card:hover .accesorio-page-arrow {
  color: #ff6a00; transform: translate(3px, -3px);
}
/* Cards de accesorios */
.catalog-accesorio-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: 20px 18px;
  background: #1e1e1e;
  border: 1px solid rgba(255,255,255,0.07);
  border-bottom: 2px solid transparent;
  border-radius: 12px;
  color: var(--white);
  cursor: pointer;
  text-align: left;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, background 0.25s, transform 0.25s, box-shadow 0.25s;
}
.catalog-accesorio-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,106,0,0.07) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.25s;
}
.catalog-accesorio-card:hover {
  border-color: rgba(255,106,0,0.5);
  border-bottom-color: #ff6a00;
  background: #232323;
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.5), 0 0 16px rgba(255,106,0,0.18);
}
.catalog-accesorio-card:hover::before { opacity: 1; }
.accesorio-card-icon {
  width: 42px; height: 42px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,106,0,0.12);
  border: 1px solid rgba(255,106,0,0.25);
  border-radius: 10px;
  font-size: 1.15rem;
  color: #ff6a00;
  transition: background 0.25s, border-color 0.25s;
}
.catalog-accesorio-card:hover .accesorio-card-icon {
  background: rgba(255,106,0,0.22);
  border-color: rgba(255,106,0,0.5);
}
.accesorio-card-body {
  display: flex; flex-direction: column; gap: 4px; flex: 1;
}
.accesorio-card-tag {
  font-family: var(--font-head);
  font-size: 0.58rem; letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,106,0,0.7);
}
.accesorio-card-name {
  font-family: var(--font-head);
  font-size: 0.92rem; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: #f0f0f0; line-height: 1.25;
}
.accesorio-card-arrow {
  position: absolute; bottom: 14px; right: 16px;
  font-size: 0.75rem;
  color: rgba(255,106,0,0.4);
  transition: color 0.25s, transform 0.25s;
}
.catalog-accesorio-card:hover .accesorio-card-arrow {
  color: #ff6a00;
  transform: translate(3px, -3px);
}

#catalogo .catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  max-width: 980px;
  margin: 0 auto;
}
#catalogo .catalog-list-item, .pagina-acc-grid .catalog-list-item {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  cursor: pointer;
  font-family: var(--font-body);
  text-align: left;
  color: #ffffff;
  background: #1a1a1a;
  border: 6px solid rgba(255,255,255,0.07);
  border-left: 8px solid transparent;
  border-radius: 12px;
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  position: relative; overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
#catalogo .catalog-list-item::before, .pagina-acc-grid .catalog-list-item::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(232,104,0,0.07) 0%, transparent 60%);
  opacity: 0; transition: opacity 0.25s ease;
}
#catalogo .catalog-list-item:hover, .pagina-acc-grid .catalog-list-item:hover {
  border-left-color: #ff5500;
  border-color: #ff5500;
  transform: translateX(4px);
  box-shadow: 0 6px 24px rgba(0,0,0,0.4), 0 0 24px rgba(255,85,0,0.55);
  background: #1a1a1a;
}
#catalogo .catalog-list-item:hover::before, .pagina-acc-grid .catalog-list-item:hover::before { opacity: 1; }
#catalogo .catalog-list-item:active, .pagina-acc-grid .catalog-list-item:active {
  background: #222222;
  border-left-color: #ff5500;
  border-color: #ff5500;
  box-shadow: 0 4px 20px rgba(255,85,0,0.55);
}
#catalogo .catalog-list-name, .pagina-acc-grid .catalog-list-name {
  font-family: var(--font-head);
  font-size: 1.15rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  line-height: 1.2; color: #ffffff;
  position: relative;
}
#catalogo .catalog-list-arrow, .pagina-acc-grid .catalog-list-arrow {
  color: rgba(232,104,0,0.6); flex-shrink: 0;
  font-size: 1rem;
  transition: color 0.25s ease, transform 0.25s ease;
}
#catalogo .catalog-list-item:hover .catalog-list-arrow,
#catalogo .catalog-list-item:active .catalog-list-arrow,
.pagina-acc-grid .catalog-list-item:hover .catalog-list-arrow,
.pagina-acc-grid .catalog-list-item:active .catalog-list-arrow {
  color: var(--red); transform: translateX(4px);
}

/* ===================================================
   SCROLL REVEAL & ANIMATIONS
=================================================== */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

/* ===================================================
   RESPONSIVE
=================================================== */
/* ===================================================
   MEDIA QUERIES — mayor a menor breakpoint
=================================================== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr; gap: 20px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-img-frame { max-width: 320px; margin: 0 auto; }
  .about-content .section-title { text-align: center; }
  .about-content .section-tag { text-align: center; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .brands-cards { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  #catalogo .catalog-grid { grid-template-columns: 1fr; }
  .catalog-accesorios-grid { grid-template-columns: repeat(2, 1fr); }
  .pagina-acc-grid { grid-template-columns: repeat(2, 1fr); padding: 24px; }
  .pagina-acc-header { padding: 16px 24px; }
}
@media (max-width: 768px) {
  .nav-links {
    position: fixed; top: 0; right: -100%;
    width: 280px; height: 100vh;
    background: rgba(10,10,10,0.98);
    flex-direction: column; justify-content: center;
    gap: 40px;
    border-left: 1px solid rgba(217,11,11,0.2);
    transition: right var(--transition);
    padding: 0 40px; z-index: 1050;
  }
  .nav-links.open { right: 0; }
  .nav-links a { font-size: 1.1rem; }
  .hamburger { display: flex; z-index: 1100; }
  .carrito-btn-flotante { right: 76px; }
  .section { padding: 72px 0; }
  .hero-content { padding: 100px 20px 60px; }
  .hero-cta { flex-direction: column; align-items: flex-start; }
  .hero-stats { gap: 20px; }
  .catalog-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .brands-cards { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .about-features { grid-template-columns: 1fr; }
  .contact-form { padding: 24px 20px; }
  #modalOverlay { padding: 8px; align-items: stretch; }
  #modalBox {
    width: 100%; max-width: 100%;
    height: auto; min-height: 0;
    max-height: calc(100dvh - 16px); border-radius: 12px;
    padding: 1.5rem 1.5rem 1.5rem 2rem;
  }
  .modal-product-wrap { grid-template-columns: 1fr; gap: 16px; padding: 4px 4px 0; }
  .modal-variantes-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .modal-variantes-tag {
    font-size: 1rem;
    padding: 8px 16px;
  }
  .modal-spec-row { grid-template-columns: 88px 1fr; gap: 10px; padding: 10px 0; }
  .modal-actions { flex-direction: column; }
  .carrito-panel { width: 100vw; }
}
@media (max-width: 640px) {
  .modal-acc-wrap { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 500px) {
  .pagina-acc-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .hero-title { font-size: clamp(2.8rem, 12vw, 4rem); }
  .hero-subtitle { letter-spacing: 3px; }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .brands-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 420px) {
  .modal-spec-row { grid-template-columns: 1fr; gap: 4px; }
  .modal-specs dt { margin-bottom: 2px; }
}