:root {
  --accent: #b6863f;
  --accent-dark: #93692f;
  --ink: #202b35;
  --taupe: #8f877b;
  --taupe-light: #ddd8cf;
  --paper: #f5f3ef;
  --card: #ffffff;
  --muted: #5f6670;
  --whatsapp: #25963f;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

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

h1, h2, h3 { line-height: 1.2; margin: 0 0 12px; }
h2 { font-size: 2rem; }
p { margin: 0 0 12px; color: var(--muted); }

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 0.95rem;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-outline { border-color: var(--accent); color: var(--accent); background: transparent; }
.btn-outline:hover { background: var(--accent); color: #fff; }
.btn-whatsapp { background: var(--whatsapp); color: #fff; }
.btn-whatsapp:hover { background: #1e7d33; }

/* Header */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--taupe-light);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; }
.brand-link { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-logo { height: 64px; width: auto; }
.brand-name { font-size: 1.5rem; color: var(--ink); letter-spacing: 0.01em; }
.main-nav { display: flex; gap: 24px; flex-wrap: wrap; }
.main-nav a { color: var(--ink); text-decoration: none; font-weight: 500; }
.main-nav a:hover, .main-nav a.active { color: var(--accent); }
.header-cta { padding: 10px 18px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
    border-bottom: 1px solid var(--taupe-light);
    box-shadow: 0 8px 16px rgba(0,0,0,0.08);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 0; border-bottom: 1px solid var(--taupe-light); }
  .main-nav a:last-child { border-bottom: none; }
}

.whatsapp-fab {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--whatsapp);
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
  z-index: 90;
  transition: transform 0.15s ease;
}
.whatsapp-fab:hover { transform: scale(1.05); }
@media (max-width: 768px) {
  .whatsapp-fab { display: flex; }
}

/* Hero */
.hero { padding: 56px 0; background: linear-gradient(180deg, #fff, var(--paper)); }
.hero-inner { display: flex; align-items: center; gap: 48px; flex-wrap: wrap; }
.hero-text { flex: 1 1 420px; max-width: 640px; }
.hero h1 { font-size: 2.4rem; }
.hero-actions { display: flex; gap: 14px; margin-top: 20px; flex-wrap: wrap; }
.hero-image { flex: 1 1 300px; max-width: 360px; }
.hero-image img { border-radius: var(--radius); box-shadow: 0 12px 30px rgba(0,0,0,0.12); }

/* Servicios */
.servicios, .galeria, .nosotros, .contacto { padding: 64px 0; }
.section-sub { max-width: 560px; }
.grid { display: grid; gap: 20px; }
.servicios-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.card {
  display: block;
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
a.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(0,0,0,0.12);
}
.card img { border-radius: 10px; margin-bottom: 14px; aspect-ratio: 1; height: auto; object-fit: cover; }
.card h3 { font-size: 1.1rem; }
.card p { margin: 0 0 10px; font-size: 0.92rem; }
.card-link { font-size: 0.85rem; font-weight: 600; color: var(--accent-dark); }

/* Galeria */
.galeria { background: #fff; }
.galeria-grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.galeria-grid img {
  border-radius: 10px;
  aspect-ratio: 1;
  height: auto;
  object-fit: cover;
  cursor: zoom-in;
  transition: transform 0.15s ease;
}
.galeria-grid img:hover { transform: scale(1.03); }
.credit { font-size: 0.8rem; margin-top: 16px; color: var(--taupe); }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(20, 16, 12, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  z-index: 100;
}
.lightbox[hidden] { display: none; }
.lightbox img {
  max-width: 90vw;
  max-height: 88vh;
  border-radius: 10px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.lightbox-close {
  position: absolute;
  top: 18px;
  right: 26px;
  background: none;
  border: none;
  color: #fff;
  font-size: 2.4rem;
  line-height: 1;
  cursor: pointer;
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.12);
  border: none;
  color: #fff;
  font-size: 3rem;
  line-height: 1;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.25); }
.lightbox-prev { left: 16px; }
.lightbox-next { right: 16px; }
@media (max-width: 640px) {
  .lightbox-nav { width: 44px; height: 44px; font-size: 2.2rem; }
  .lightbox-prev { left: 6px; }
  .lightbox-next { right: 6px; }
}

/* Nosotros */
.nosotros-inner { max-width: 680px; margin: 0 auto; }
.nosotros-inner h2 { text-align: center; }
.nosotros-tagline {
  text-align: center;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
  margin-top: 24px;
}

/* Contacto */
.contacto-inner { display: flex; gap: 48px; flex-wrap: wrap; }
.contacto-info, .cotizacion-form { flex: 1 1 320px; }
.info-list { list-style: none; padding: 0; margin: 0 0 20px; }
.info-list li { margin-bottom: 8px; }
.info-list a { color: var(--ink); }
.contact-brand { margin-top: 24px; }
.contact-brand img { height: 180px; width: auto; }

.cotizacion-form {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
.cotizacion-form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--ink);
}
.cotizacion-form input,
.cotizacion-form select,
.cotizacion-form textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--taupe-light);
  font-family: inherit;
  font-size: 0.95rem;
}
.promo-banner {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent-dark);
  text-align: center;
  margin: 4px 0 16px;
}
.cotizacion-form button { width: 100%; margin-top: 4px; }
.cotizacion-form .honeypot { position: absolute; left: -9999px; }

/* Catalogo */
.catalogo-hero {
  background: linear-gradient(180deg, #fff, var(--paper));
  padding: 48px 0 32px;
  text-align: center;
}
.catalogo-hero p { max-width: 620px; margin: 0 auto; }
.catalogo { padding: 48px 0 64px; }
.cat-title {
  margin-top: 48px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--taupe-light);
  scroll-margin-top: 90px;
}
.cat-title:first-of-type { margin-top: 0; }
.catalogo-grid { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.catalogo-grid .card { padding: 16px; }
.catalogo-grid .card img { aspect-ratio: 1; height: auto; object-fit: cover; margin-bottom: 12px; }
.catalogo-grid .card h3 { font-size: 0.95rem; margin-bottom: 4px; }
.catalogo-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 40px; }
.catalogo-grid a.card { text-decoration: none; }

/* Producto */
.producto-page { padding: 40px 0 64px; }
.producto-layout {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
}
.producto-main { flex: 2 1 360px; min-width: 0; }
.producto-sidebar {
  flex: 1 1 280px;
  max-width: 360px;
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
.producto-sidebar .contacto-info { margin-bottom: 28px; }
.producto-breadcrumb { font-size: 0.85rem; color: var(--taupe); margin-bottom: 8px; }
.producto-breadcrumb a { color: var(--taupe); }
.producto-gallery { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); margin-top: 24px; }
.producto-gallery img:first-child {
  grid-column: 1 / -1;
  aspect-ratio: 16 / 10;
  height: auto;
  object-fit: cover;
}

/* Footer */
.site-footer { background: var(--ink); color: #dbd7d0; padding: 28px 0; text-align: center; }
.site-footer p { color: #c7c2b8; margin: 0 0 6px; font-size: 0.85rem; }
.legal { font-size: 0.72rem; color: #93897c; }

@media (max-width: 640px) {
  .hero h1 { font-size: 1.8rem; }
  .contacto-inner { flex-direction: column; }
}