:root {
  --rojo: #e30613;
  --rojo-oscuro: #b3050f;
  --azul: #1f3fb7;
  --azul-oscuro: #142a7a;
  --gris-plata: #c4c4c4;
  --gris-claro: #f5f5f7;
  --gris-medio: #6b6b73;
  --gris-oscuro: #1c1c22;
  --negro: #0d0d11;
  --blanco: #ffffff;
  --sombra-suave: 0 6px 18px rgba(15, 20, 50, 0.08);
  --sombra-fuerte: 0 12px 32px rgba(15, 20, 50, 0.14);
  --radio: 12px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--gris-oscuro);
  background: var(--blanco);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #ececf0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  gap: 24px;
}

.brand img {
  height: 56px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav a {
  color: var(--gris-oscuro);
  transition: color 0.15s ease;
}

.nav a:hover {
  color: var(--rojo);
}

.nav-cta {
  background: var(--rojo);
  color: var(--blanco) !important;
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600;
  transition: background 0.15s ease;
}

.nav-cta:hover {
  background: var(--rojo-oscuro);
  color: var(--blanco) !important;
}

/* HERO */
.hero {
  background:
    radial-gradient(1200px 600px at 90% -20%, rgba(227, 6, 19, 0.08), transparent 60%),
    radial-gradient(1000px 500px at -10% 110%, rgba(31, 63, 183, 0.1), transparent 60%),
    var(--gris-claro);
  padding: 80px 0 100px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  font-weight: 600;
  color: var(--rojo);
  margin-bottom: 16px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--negro);
  margin-bottom: 26px;
}

.acento-rojo {
  color: var(--rojo);
  font-style: italic;
  font-weight: 800;
}

.acento-azul {
  color: var(--azul);
  font-weight: 800;
}

.lead {
  font-size: 1.15rem;
  color: var(--gris-medio);
  max-width: 540px;
  margin-bottom: 32px;
}

.lead strong {
  color: var(--gris-oscuro);
}

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 26px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.12s ease, background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--rojo);
  color: var(--blanco);
}

.btn-primary:hover {
  background: var(--rojo-oscuro);
}

.btn-ghost {
  background: transparent;
  border-color: var(--azul);
  color: var(--azul);
}

.btn-ghost:hover {
  background: var(--azul);
  color: var(--blanco);
}

.hero-image img {
  max-height: 380px;
  margin: 0 auto;
  filter: drop-shadow(0 10px 24px rgba(15, 20, 50, 0.08));
}

/* SECTIONS */
.section {
  padding: 90px 0;
}

.section-alt {
  background: var(--gris-claro);
}

.section h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--negro);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 14px;
}

.section h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 56px;
  height: 4px;
  background: var(--rojo);
  border-radius: 2px;
}

.section-lead {
  font-size: 1.1rem;
  color: var(--gris-medio);
  max-width: 720px;
  margin-bottom: 48px;
}

/* FEATURES */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature {
  background: var(--blanco);
  border: 1px solid #ececf0;
  border-radius: var(--radio);
  padding: 28px 24px;
  box-shadow: var(--sombra-suave);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra-fuerte);
}

.feature h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--azul-oscuro);
}

.feature p {
  color: var(--gris-medio);
  font-size: 0.98rem;
}

/* MARCAS */
.brand-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 12px;
}

.brand-list li {
  background: var(--blanco);
  border: 1px solid #e3e3e8;
  border-radius: 10px;
  padding: 16px 18px;
  font-weight: 600;
  color: var(--gris-oscuro);
  text-align: center;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.brand-list li:hover {
  border-color: var(--rojo);
  color: var(--rojo);
}

/* ENVIOS */
.envios-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.check-list {
  list-style: none;
  margin-top: 8px;
}

.check-list li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 14px;
  color: var(--gris-oscuro);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--rojo);
  background-image: linear-gradient(135deg, var(--rojo), var(--rojo-oscuro));
}

.check-list li::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 12px;
  width: 8px;
  height: 4px;
  border-left: 2px solid var(--blanco);
  border-bottom: 2px solid var(--blanco);
  transform: rotate(-45deg);
}

.envios-img img {
  max-height: 340px;
  margin: 0 auto;
}

.envios-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 8px;
}

.envio-item {
  background: var(--blanco);
  border: 1px solid #e3e3e8;
  border-left: 4px solid var(--rojo);
  border-radius: 10px;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.envio-item:hover {
  transform: translateX(4px);
  box-shadow: var(--sombra-suave);
}

.envio-item strong {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--azul-oscuro);
}

.envio-item span {
  color: var(--gris-medio);
  font-size: 0.96rem;
}

/* CONTACTO */
.section-contact {
  background: linear-gradient(135deg, var(--azul-oscuro), var(--azul));
  color: var(--blanco);
  text-align: center;
}

.section-contact h2 {
  color: var(--blanco);
}

.section-contact h2::after {
  background: var(--blanco);
  left: 50%;
  transform: translateX(-50%);
}

.section-contact .section-lead {
  color: rgba(255, 255, 255, 0.85);
  margin-left: auto;
  margin-right: auto;
}

.contact-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.email-card {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: var(--blanco);
  color: var(--gris-oscuro);
  padding: 24px 36px;
  border-radius: 14px;
  box-shadow: var(--sombra-fuerte);
  margin-bottom: 24px;
  transition: transform 0.15s ease;
}

.email-card:hover {
  transform: translateY(-3px);
}

.email-label {
  font-size: 0.85rem;
  color: var(--gris-medio);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.email-value {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--azul-oscuro);
}

.contact-foot {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
}

/* FOOTER */
.site-footer {
  background: var(--negro);
  color: rgba(255, 255, 255, 0.7);
  padding: 40px 0 28px;
  font-size: 0.92rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-brand strong {
  color: var(--blanco);
  font-size: 1.05rem;
}

.footer-links {
  display: flex;
  gap: 22px;
  justify-content: center;
  flex-wrap: wrap;
}

.footer-links a {
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: var(--blanco);
}

.footer-copy {
  text-align: right;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero {
    padding: 60px 0 70px;
  }

  .hero-inner,
  .envios-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-image {
    order: -1;
  }

  .hero-image img,
  .envios-img img {
    max-height: 280px;
  }

  .features {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 60px 0;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }

  .footer-copy {
    text-align: center;
  }
}

@media (max-width: 640px) {
  .header-inner {
    padding: 10px 16px;
  }

  .brand img {
    height: 44px;
  }

  .nav {
    gap: 14px;
    font-size: 0.85rem;
  }

  .nav a:not(.nav-cta) {
    display: none;
  }

  .container {
    padding: 0 18px;
  }

  .lead {
    font-size: 1.05rem;
  }

  .btn {
    flex: 1;
    text-align: center;
    min-width: 0;
  }
}