@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;600;800&display=swap');

:root {
  --bg-dark: #070709;
  --bg-lighter: #131317;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --accent: #E63946;
  /* Strong vibrant red/orange */
  --accent-hover: #F24C58;
  --accent-light: rgba(230, 57, 70, 0.1);
  --text-main: #F3F4F6;
  --text-muted: #9CA3AF;

  --font-body: 'Inter', sans-serif;
  --font-heading: 'Outfit', sans-serif;

  --glow: 0 0 20px rgba(230, 57, 70, 0.4);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
.brand {
  font-family: var(--font-heading);
}

a {
  text-decoration: none;
  color: var(--text-main);
  transition: all 0.3s ease;
}

/* Utilities */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.text-accent {
  color: var(--accent);
}

.section-padding {
  padding: 100px 0;
}

.glass {
  background: rgba(19, 19, 23, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 4px;
  font-weight: 600;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background-color: var(--accent);
  color: #fff;
  border: none;
  box-shadow: var(--glow);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(230, 57, 70, 0.6);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.btn-outline:hover {
  background: var(--accent-light);
}

/* Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: all 0.3s ease;
  padding: 20px 0;
}

header.scrolled {
  padding: 10px 0;
  background: rgba(7, 7, 9, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #fff;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
  align-items: center;
}

nav ul li a {
  font-size: 14px;
  font-weight: 500;
  opacity: 0.8;
}

nav ul li a:hover {
  opacity: 1;
  color: var(--accent);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero .background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
  opacity: 0.4;
  /* dim it down */
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(7, 7, 9, 0.95) 0%, rgba(7, 7, 9, 0.6) 100%);
  z-index: -1;
}

.hero .container {
  max-width: 800px;
  margin: 0;
  margin-left: max(5%, calc((100vw - 1200px) / 2));
}

.hero h1 {
  font-size: clamp(3rem, 5vw, 6rem);
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -2px;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 600px;
}

.hero .actions {
  display: flex;
  gap: 20px;
}

/* Marquee / Social Proof */
.social-proof {
  background: var(--bg-lighter);
  padding: 40px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  overflow: hidden;
  white-space: nowrap;
  position: relative;
}

.social-proof::before,
.social-proof::after {
  content: '';
  position: absolute;
  top: 0;
  width: 150px;
  height: 100%;
  z-index: 2;
}

.social-proof::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-lighter), transparent);
}

.social-proof::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-lighter), transparent);
}

.marquee {
  display: inline-block;
  animation: marquee 5s linear infinite;
}

.marquee span {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-muted);
  opacity: 0.5;
  margin: 0 40px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* Services */
.services-header {
  text-align: center;
  margin-bottom: 60px;
}

.services-header h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.card {
  padding: 40px;
  border-radius: 12px;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-5px);
}

.card:hover::before {
  transform: scaleX(1);
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  margin-top: 20px;
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Catalog Grid and Cards */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.catalog-card {
  background: var(--bg-lighter);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.4s ease;
  display: flex;
  flex-direction: column;
}

.catalog-card:hover {
  transform: translateY(-8px);
  border-color: rgba(230, 57, 70, 0.3);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.catalog-img-wrapper {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.catalog-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.catalog-card:hover .catalog-img-wrapper img {
  transform: scale(1.05);
}

.catalog-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(7, 7, 9, 0.8);
  backdrop-filter: blur(8px);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-family: var(--font-heading);
  z-index: 10;
}

.catalog-content {
  padding: 30px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.catalog-title {
  font-size: 1.4rem;
  margin-bottom: 5px;
}

.catalog-dimensions {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 20px;
  font-family: var(--font-heading);
  letter-spacing: 1px;
}

.catalog-features {
  list-style: none;
  margin-bottom: 25px;
  flex-grow: 1;
}

.catalog-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.catalog-features li i {
  color: var(--accent);
  font-size: 1.15rem;
}

.catalog-footer {
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: auto;
}

.catalog-btn {
  width: 100%;
  text-align: center;
  padding: 12px;
}

/* Render vs Reality */
.compare-section {
  background: var(--bg-lighter);
}

.compare-container {
  display: flex;
  align-items: center;
  gap: 60px;
}

.compare-text {
  flex: 1;
}

.compare-text h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.compare-text p {
  color: var(--text-muted);
  margin-bottom: 30px;
  font-size: 1.1rem;
}

.image-stack {
  flex: 1;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.image-stack img {
  width: 100%;
  display: block;
  border-radius: 12px;
  transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.image-stack:hover img {
  transform: scale(1.05);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

/* Gallery Section */
.margin-bottom-lg { margin-bottom: 40px; }
.text-center { text-align: center; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  grid-auto-rows: 300px;
}

.gallery-item.large {
  grid-column: span 2;
  grid-row: span 2;
}

.gallery-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  background: var(--bg-lighter);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 40px 20px 20px 20px;
  background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.5) 50%, transparent 100%);
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.4s ease;
}

.gallery-item:hover .gallery-overlay {
  transform: translateY(0);
  opacity: 1;
}

.gallery-overlay h4 {
  font-size: 1.2rem;
  margin-bottom: 5px;
  color: #fff;
  font-family: var(--font-heading);
}

.gallery-overlay p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Footer */
footer {
  padding: 60px 0;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .compare-container {
    flex-direction: column;
  }

  nav {
    display: none;
  }

  /* En un prototipo real tendríamos menú hamburguesa */
}