:root {
  --white: #FFFFFF;
  --black: #0B0B0B;
  --gray: #2A2A2A;
  --accent: #9A1750;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Playfair Display', serif;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.container {
  width: 92%;
  max-width: 1280px;
  margin: auto;
}

.section {
  padding: 140px 0;
}

.light {
  background: #111;
}

/* HEADER */

.header {
  position: fixed;
  width: 100%;
  top: 0;
  background: rgba(11,11,11,0.75);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  z-index: 1000;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
}

.logo {
  font-weight: 500;
  letter-spacing: 1px;
}

.menu {
  list-style: none;
  display: flex;
  gap: 36px;
}

.menu a {
  color: var(--white);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 1px;
  transition: 0.2s ease;
  position: relative;
}

.menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: 0.2s;
}

.menu a:hover::after {
  width: 100%;
}

.icons button {
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.1rem;
  cursor: pointer;
}

/* HERO */

.hero {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  transition: transform 4s ease;
}

.hero:hover .hero-video {
  transform: scale(1.08);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.55), rgba(0,0,0,0.85));
}

.hero-light {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(154,23,80,0.15) 0%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: 0.1s ease;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
}

.hero h1 {
  font-size: clamp(2.8rem, 5vw, 4.5rem);
}

.hero p {
  margin-top: 25px;
  opacity: 0.75;
  font-size: 1.1rem;
}

.hero-actions {
  margin-top: 50px;
  display: flex;
  gap: 20px;
  justify-content: center;
}

/* BOTONES */

.btn {
  padding: 14px 34px;
  border-radius: 14px;
  font-size: 0.85rem;
  letter-spacing: 1px;
  transition: 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(154,23,80,0.3);
}

.btn-outline {
  border: 1px solid rgba(255,255,255,0.3);
  background: transparent;
  color: white;
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* CARDS */

.grid-3, .grid-2 {
  display: grid;
  gap: 50px;
}

.card, .product-card {
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 14px;
  overflow: hidden;
  transition: 0.25s ease;
}

.card:hover, .product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255,255,255,0.12);
}

.card img, .product-card img {
  width: 100%;
  display: block;
}

/* ANIMACIONES */

.reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: 0.8s cubic-bezier(.19,1,.22,1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* RESPONSIVE */

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 40px;
  }
}