/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --amber-50: #fffbeb;
  --amber-100: #fef3c7;
  --amber-200: #fde68a;
  --amber-300: #fcd34d;
  --amber-400: #fbbf24;
  --amber-500: #f59e0b;
  --amber-600: #d97706;
  --amber-700: #b45309;
  --emerald-500: #10b981;
  --emerald-600: #059669;
  --stone-50: #fafaf9;
  --stone-100: #f5f5f4;
  --stone-200: #e7e5e4;
  --stone-300: #d6d3d1;
  --stone-400: #a8a29e;
  --stone-500: #78716c;
  --stone-600: #57534e;
  --stone-700: #44403c;
  --stone-800: #292524;
  --stone-900: #1c1917;
  --white: #ffffff;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --radius: 1rem;
  --radius-lg: 1.5rem;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--stone-700);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: box-shadow var(--transition), background var(--transition);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.95);
  box-shadow: var(--shadow-lg);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.nav-logo-icon {
  width: 2.5rem; height: 2.5rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, var(--amber-500), var(--amber-700));
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition);
}
.nav-logo:hover .nav-logo-icon { transform: scale(1.05); }
.nav-logo-icon svg { width: 1.25rem; height: 1.25rem; color: white; }
.nav-logo-text { line-height: 1.2; }
.nav-logo-text strong { display: block; font-size: 1.1rem; color: var(--stone-900); font-weight: 700; }
.nav-logo-text small { display: block; font-size: 0.625rem; color: var(--stone-500); text-transform: uppercase; letter-spacing: 0.1em; font-weight: 600; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--stone-600);
  transition: color var(--transition);
  position: relative;
  padding: 0.5rem 0;
}
.nav-link:hover { color: var(--stone-900); }
.nav-link.active { color: var(--amber-700); }
.nav-link.active::after, .nav-link:hover::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--amber-600);
  border-radius: 1px;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--amber-600);
  border-radius: 1px;
  transition: width var(--transition);
}
.nav-link:hover::after { width: 100%; }
.nav-link.active::after { width: 100%; }

.nav-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: 9999px;
  background: var(--emerald-500);
  color: white !important;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
}
.nav-whatsapp:hover { background: var(--emerald-600); transform: scale(1.05); box-shadow: var(--shadow-lg); }
.nav-whatsapp svg { width: 1rem; height: 1rem; }

.nav-toggle {
  display: none;
  padding: 0.5rem;
  color: var(--stone-700);
}
.nav-toggle svg { width: 1.5rem; height: 1.5rem; }

/* ===== Mobile menu ===== */
.mobile-menu {
  display: none;
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  opacity: 0;
  border-top: 1px solid var(--stone-100);
}
.mobile-menu.open { max-height: 400px; opacity: 1; }
.mobile-menu .container { padding-top: 1rem; padding-bottom: 1rem; }
.mobile-menu a {
  display: block;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--stone-600);
  transition: background var(--transition), color var(--transition);
}
.mobile-menu a:hover { background: var(--stone-50); color: var(--stone-900); }
.mobile-menu a.active { background: var(--amber-50); color: var(--amber-700); }
.mobile-menu .nav-whatsapp { justify-content: center; margin: 0.75rem 1rem 0; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(28,25,23,0.85), rgba(28,25,23,0.7) 50%, rgba(28,25,23,0.4));
}
.hero-content { position: relative; z-index: 1; padding-top: 5rem; padding-bottom: 4rem; width: 100%; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--amber-300);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
  animation: fadeIn 0.6s ease-out forwards;
}
.hero-badge svg { width: 0.875rem; height: 0.875rem; }
.hero h1 {
  font-size: clamp(1.75rem, 6vw, 3.75rem);
  color: white;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  max-width: 36rem;
}
.hero h1 span { color: var(--amber-400); }
.hero p {
  font-size: clamp(0.95rem, 2.5vw, 1.125rem);
  color: #e7e5e4;
  margin-bottom: 2rem;
  max-width: 32rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero-fade {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 6rem;
  background: linear-gradient(to top, var(--stone-50), transparent);
  z-index: 1;
}

/* ===== Buttons ===== */
.btn, .btn-primary, .btn-secondary, .btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--amber-500);
  color: white;
  box-shadow: var(--shadow-lg);
}
.btn-primary:hover { background: var(--amber-600); transform: scale(1.05); }
.btn-secondary {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.3);
  color: white;
}
.btn-secondary:hover { background: rgba(255,255,255,0.2); transform: scale(1.05); }
.btn-whatsapp {
  background: var(--emerald-500);
  color: white;
  box-shadow: var(--shadow-lg);
}
.btn-whatsapp:hover { background: var(--emerald-600); transform: scale(1.05); }
.btn-whatsapp svg { width: 1.125rem; height: 1.125rem; }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 9999px;
  border: 2px solid var(--stone-200);
  color: var(--stone-600);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
}
.btn-outline:hover { border-color: var(--amber-300); color: var(--amber-600); }

/* ===== Sections ===== */
section { padding: 4rem 0; }
.section-stone { background: var(--stone-50); }
.section-white { background: var(--white); }
.section-dark { background: var(--stone-900); }

.section-header { text-align: center; margin-bottom: 3rem; }
.section-header .eyebrow {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--amber-600);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--stone-900);
  font-weight: 700;
  margin-top: 0.5rem;
  margin-bottom: 0.75rem;
}
.section-header p {
  color: var(--stone-500);
  max-width: 36rem;
  margin: 0 auto;
}

/* ===== Feature cards ===== */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 480px) { .features-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .features-grid { grid-template-columns: repeat(4, 1fr); gap: 1.5rem; } }
.feature-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--stone-100);
  transition: all var(--transition);
}
.feature-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--amber-200);
  transform: translateY(-4px);
}
.feature-icon {
  width: 3rem; height: 3rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, var(--amber-100), var(--amber-200));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
  transition: all var(--transition);
}
.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--amber-500), var(--amber-600));
}
.feature-icon svg { width: 1.5rem; height: 1.5rem; color: var(--amber-600); transition: color var(--transition); }
.feature-card:hover .feature-icon svg { color: white; }
.feature-card h3 { font-size: 1.125rem; font-weight: 700; color: var(--stone-900); margin-bottom: 0.5rem; }
.feature-card p { font-size: 0.875rem; color: var(--stone-500); }

/* ===== Category cards ===== */
.categories-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 480px) { .categories-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .categories-grid { grid-template-columns: repeat(4, 1fr); gap: 1.5rem; } }
.category-card {
  display: block;
  background: var(--stone-50);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--stone-100);
  transition: all var(--transition);
}
.category-card:hover {
  background: var(--stone-900);
  transform: translateY(-4px);
}
.category-icon {
  width: 3rem; height: 3rem;
  border-radius: 0.75rem;
  background: white;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
  transition: background var(--transition);
  box-shadow: var(--shadow-sm);
}
.category-card:hover .category-icon { background: var(--amber-500); }
.category-icon svg { width: 1.5rem; height: 1.5rem; color: var(--stone-700); transition: color var(--transition); }
.category-card:hover .category-icon svg { color: white; }
.category-card h3 { font-size: 1.125rem; font-weight: 700; color: var(--stone-900); margin-bottom: 0.25rem; transition: color var(--transition); }
.category-card:hover h3 { color: white; }
.category-card p { font-size: 0.875rem; color: var(--stone-500); margin-bottom: 0.75rem; transition: color var(--transition); }
.category-card:hover p { color: #d6d3d1; }
.category-count {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--amber-600);
  transition: color var(--transition);
}
.category-card:hover .category-count { color: var(--amber-400); }
.category-count svg { width: 0.875rem; height: 0.875rem; transition: transform var(--transition); }
.category-card:hover .category-count svg { transform: translateX(4px); }

/* ===== Product cards ===== */
.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 480px) { .products-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 768px) { .products-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .products-grid { grid-template-columns: repeat(4, 1fr); } }
.products-grid.four-col { grid-template-columns: 1fr; }
@media (min-width: 480px) { .products-grid.four-col { grid-template-columns: 1fr 1fr; } }
@media (min-width: 768px) { .products-grid.four-col { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .products-grid.four-col { grid-template-columns: repeat(4, 1fr); } }
.product-card {
  display: flex;
  flex-direction: column;
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--stone-100);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.product-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}
.product-img {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--stone-100);
}
.product-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.product-card:hover .product-img img { transform: scale(1.05); }
.product-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.product-card:hover .product-img::after { opacity: 1; }
.product-badge {
  position: absolute;
  top: 0.75rem; left: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(4px);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--stone-700);
  text-transform: capitalize;
  box-shadow: var(--shadow-sm);
}
.product-body { display: flex; flex-direction: column; flex: 1; padding: 1.25rem; }
.product-body h3 { font-size: 1.125rem; font-weight: 700; color: var(--stone-900); margin-bottom: 0.25rem; }
.product-body p { font-size: 0.875rem; color: var(--stone-500); margin-bottom: 1rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.product-features { display: flex; flex-wrap: wrap; gap: 0.375rem; margin-bottom: 1.25rem; }
.product-features span {
  padding: 0.25rem 0.625rem;
  border-radius: 0.375rem;
  background: var(--amber-50);
  color: var(--amber-700);
  font-size: 0.75rem;
  font-weight: 500;
}
.product-actions { display: flex; gap: 0.5rem; margin-top: auto; }
.btn-inquire {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  border-radius: 0.75rem;
  background: var(--emerald-500);
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
}
.btn-inquire:hover { background: var(--emerald-600); transform: scale(1.02); }
.btn-inquire svg { width: 1rem; height: 1rem; }
.btn-view {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem; height: 2.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--stone-200);
  color: var(--stone-500);
  transition: all var(--transition);
}
.btn-view:hover { border-color: var(--amber-300); color: var(--amber-600); }
.btn-view svg { width: 1rem; height: 1rem; }

/* ===== CTA banner ===== */
.cta-banner {
  position: relative;
  padding: 4rem 0;
  overflow: hidden;
}
.cta-banner-bg { position: absolute; inset: 0; z-index: 0; }
.cta-banner-bg img { width: 100%; height: 100%; object-fit: cover; }
.cta-banner-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to right, rgba(28,25,23,0.9), rgba(28,25,23,0.7)); }
.cta-banner .container { position: relative; z-index: 1; text-align: center; }
.cta-banner h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); color: white; font-weight: 700; margin-bottom: 1rem; }
.cta-banner p { color: #d6d3d1; max-width: 36rem; margin: 0 auto 2rem; }

/* ===== Service areas ===== */
.areas-wrap { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; max-width: 56rem; margin: 0 auto; }
.area-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  background: var(--stone-50);
  border: 1px solid var(--stone-200);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--stone-700);
  transition: all var(--transition);
}
.area-tag:hover { border-color: var(--amber-300); background: var(--amber-50); color: var(--amber-700); }
.area-tag svg { width: 0.875rem; height: 0.875rem; color: var(--amber-500); }

/* ===== Page header ===== */
.page-header {
  position: relative;
  padding: 7rem 0 4rem;
  background: var(--stone-900);
  overflow: hidden;
  text-align: center;
}
.page-header-bg { position: absolute; inset: 0; z-index: 0; }
.page-header-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.3; }
.page-header .container { position: relative; z-index: 1; }
.page-header h1 { font-size: clamp(2rem, 5vw, 3rem); color: white; font-weight: 700; margin-bottom: 1rem; }
.page-header p { color: #d6d3d1; max-width: 36rem; margin: 0 auto; font-size: 1.125rem; }

/* ===== Filter bar ===== */
.filter-bar {
  position: sticky;
  top: 4.5rem;
  z-index: 90;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--stone-100);
  box-shadow: var(--shadow-sm);
  padding: 0.75rem 0;
}
.filter-bar .container { display: flex; flex-direction: column; gap: 0.75rem; align-items: stretch; }
@media (min-width: 1024px) { .filter-bar .container { flex-direction: row; align-items: center; justify-content: space-between; } }
.search-box { position: relative; width: 100%; }
@media (min-width: 1024px) { .search-box { max-width: 20rem; } }
.search-box svg { position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%); width: 1rem; height: 1rem; color: var(--stone-400); }
.search-box input {
  width: 100%;
  padding: 0.625rem 1rem 0.625rem 2.5rem;
  border-radius: 9999px;
  border: 1px solid var(--stone-200);
  font-size: 0.875rem;
  color: var(--stone-700);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  font-family: inherit;
}
.search-box input:focus { border-color: var(--amber-400); box-shadow: 0 0 0 3px var(--amber-100); }
.filter-tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: flex-start; overflow-x: auto; -webkit-overflow-scrolling: touch; padding-bottom: 0.25rem; }
@media (min-width: 1024px) { .filter-tabs { justify-content: center; overflow-x: visible; padding-bottom: 0; } }
.filter-tab {
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  background: var(--stone-100);
  color: var(--stone-600);
  transition: all var(--transition);
}
.filter-tab:hover { background: var(--stone-200); }
.filter-tab.active { background: var(--stone-900); color: white; box-shadow: var(--shadow-md); }

.product-count { font-size: 0.875rem; color: var(--stone-500); margin-bottom: 1.5rem; }
.no-results { text-align: center; padding: 5rem 0; }
.no-results p { color: var(--stone-400); font-size: 1.125rem; margin-bottom: 1rem; }
.no-results button { color: var(--amber-600); font-weight: 600; }
.no-results button:hover { color: var(--amber-700); }

/* ===== Contact page ===== */
.contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 3rem;
}
@media (min-width: 480px) { .contact-cards { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .contact-cards { grid-template-columns: repeat(4, 1fr); gap: 1.5rem; } }
.contact-card {
  display: block;
  background: white;
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--stone-100);
  transition: all var(--transition);
}
.contact-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.contact-card-icon {
  width: 3rem; height: 3rem;
  border-radius: 0.75rem;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
  transition: all var(--transition);
}
.contact-card-icon svg { width: 1.5rem; height: 1.5rem; transition: color var(--transition); }
.contact-card .ic-wa { background: #ecfdf5; }
.contact-card .ic-wa svg { color: var(--emerald-600); }
.contact-card:hover .ic-wa { background: var(--emerald-500); }
.contact-card:hover .ic-wa svg { color: white; }
.contact-card .ic-ph { background: var(--amber-50); }
.contact-card .ic-ph svg { color: var(--amber-600); }
.contact-card:hover .ic-ph { background: var(--amber-500); }
.contact-card:hover .ic-ph svg { color: white; }
.contact-card .ic-lo, .contact-card .ic-cl { background: var(--stone-100); }
.contact-card .ic-lo svg, .contact-card .ic-cl svg { color: var(--stone-600); }
.contact-card h3 { font-size: 1.125rem; font-weight: 700; color: var(--stone-900); margin-bottom: 0.25rem; }
.contact-card p { font-size: 0.875rem; color: var(--stone-500); margin-bottom: 0.5rem; }
.contact-card .val { font-size: 0.875rem; font-weight: 600; }
.contact-card .val-wa { color: var(--emerald-600); }
.contact-card .val-ph { color: var(--amber-600); }
.contact-card .val-st { color: var(--stone-700); }

.contact-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }

/* Form */
.form-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--stone-100);
  box-shadow: var(--shadow-sm);
}
.form-card h2 { font-size: 1.5rem; font-weight: 700; color: var(--stone-900); margin-bottom: 0.5rem; }
.form-card .sub { font-size: 0.875rem; color: var(--stone-500); margin-bottom: 1.5rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 600; color: var(--stone-700); margin-bottom: 0.5rem; }
.input-wrap { position: relative; }
.input-wrap svg { position: absolute; left: 0.875rem; top: 50%; transform: translateY(-50%); width: 1rem; height: 1rem; color: var(--stone-400); }
.form-group input, .form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid var(--stone-200);
  font-size: 0.875rem;
  color: var(--stone-700);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  font-family: inherit;
  background: white;
}
.form-group input.has-icon { padding-left: 2.5rem; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--amber-400); box-shadow: 0 0 0 3px var(--amber-100); }
.form-group textarea { resize: none; }
.form-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: 0.75rem;
  background: var(--emerald-500);
  color: white;
  font-weight: 700;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition);
}
.form-submit:hover { background: var(--emerald-600); transform: scale(1.02); }
.form-submit svg { width: 1.25rem; height: 1.25rem; }
.form-success {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding: 1rem;
  border-radius: 0.75rem;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
}
.form-success svg { width: 1.25rem; height: 1.25rem; color: var(--emerald-600); flex-shrink: 0; }
.form-success p { font-size: 0.875rem; color: #047857; font-weight: 500; }

/* Contact info side */
.contact-info-side { display: flex; flex-direction: column; gap: 1.5rem; }
.wa-card {
  background: linear-gradient(135deg, var(--stone-900), var(--stone-800));
  border-radius: var(--radius-lg);
  padding: 2rem;
  color: white;
}
.wa-card-icon {
  width: 3.5rem; height: 3.5rem;
  border-radius: 1rem;
  background: var(--emerald-500);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.wa-card-icon svg { width: 1.75rem; height: 1.75rem; color: white; }
.wa-card h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.5rem; }
.wa-card p { font-size: 0.875rem; color: #d6d3d1; margin-bottom: 1.25rem; line-height: 1.6; }
.areas-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--stone-100);
  box-shadow: var(--shadow-sm);
}
.areas-card h3 { font-size: 1.25rem; font-weight: 700; color: var(--stone-900); margin-bottom: 0.5rem; }
.areas-card .sub { font-size: 0.875rem; color: var(--stone-500); margin-bottom: 1rem; }
.areas-grid { display: grid; grid-template-columns: 1fr; gap: 0.5rem; font-size: 0.875rem; color: var(--stone-600); }
@media (min-width: 480px) { .areas-grid { grid-template-columns: 1fr 1fr; } }
.areas-grid li { display: flex; align-items: center; gap: 0.375rem; }
.areas-grid li::before { content: ''; width: 0.375rem; height: 0.375rem; border-radius: 50%; background: var(--amber-400); flex-shrink: 0; }
.note-card {
  background: var(--amber-50);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--amber-100);
}
.note-card .row { display: flex; gap: 0.75rem; align-items: flex-start; }
.note-card svg { width: 1.25rem; height: 1.25rem; color: var(--amber-600); flex-shrink: 0; margin-top: 0.125rem; }
.note-card h4 { font-size: 0.875rem; font-weight: 600; color: var(--stone-900); margin-bottom: 0.25rem; }
.note-card p { font-size: 0.875rem; color: var(--stone-600); }
.note-card a { color: var(--amber-700); font-weight: 600; }
.note-card a:hover { text-decoration: underline; }

/* ===== Footer ===== */
.footer { background: var(--stone-900); color: #a8a29e; }
.footer-cta { border-bottom: 1px solid var(--stone-800); }
.footer-cta .container { padding-top: 2.5rem; padding-bottom: 2.5rem; display: flex; flex-direction: column; align-items: center; justify-content: space-between; gap: 1.5rem; }
@media (min-width: 768px) { .footer-cta .container { flex-direction: row; } }
.footer-cta h3 { font-size: 1.25rem; font-weight: 700; color: white; }
.footer-cta p { font-size: 0.875rem; color: #a8a29e; margin-top: 0.25rem; }
.footer-cta .btn-whatsapp { padding: 0.75rem 1.5rem; }

.footer-main { padding-top: 3rem; padding-bottom: 3rem; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 640px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr 1fr; gap: 2.5rem; } }
.footer-brand p { font-size: 0.875rem; color: #a8a29e; line-height: 1.7; margin-top: 1rem; max-width: 20rem; }
.footer h4 { font-size: 0.875rem; font-weight: 600; color: white; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 1rem; }
.footer-links li { margin-bottom: 0.625rem; }
.footer-links a { font-size: 0.875rem; color: #a8a29e; transition: color var(--transition); }
.footer-links a:hover { color: var(--amber-500); }
.footer-contact li { display: flex; align-items: flex-start; gap: 0.75rem; margin-bottom: 0.75rem; font-size: 0.875rem; }
.footer-contact svg { width: 1rem; height: 1rem; flex-shrink: 0; margin-top: 0.125rem; }
.footer-contact .ic-amber { color: var(--amber-500); }
.footer-contact .ic-emerald { color: var(--emerald-500); }
.footer-contact a:hover { color: var(--amber-500); }

.footer-areas { margin-top: 2.5rem; padding-top: 2rem; border-top: 1px solid var(--stone-800); }
.footer-areas h4 { font-size: 0.875rem; font-weight: 600; color: white; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.75rem; }
.footer-areas-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.footer-areas-tags span { padding: 0.25rem 0.75rem; border-radius: 9999px; background: var(--stone-800); font-size: 0.75rem; color: #a8a29e; }

.footer-bottom { border-top: 1px solid var(--stone-800); }
.footer-bottom .container { padding-top: 1.25rem; padding-bottom: 1.25rem; text-align: center; }
.footer-bottom p { font-size: 0.75rem; color: #78716c; }

/* ===== Floating WhatsApp button ===== */
.float-wa {
  position: fixed;
  bottom: 1.5rem; right: 1.5rem;
  z-index: 999;
  width: 3.5rem; height: 3.5rem;
  border-radius: 50%;
  background: var(--emerald-500);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(16,185,129,0.4);
  transition: all var(--transition);
}
.float-wa:hover { background: var(--emerald-600); transform: scale(1.1); }
.float-wa svg { width: 1.75rem; height: 1.75rem; color: white; }
.float-wa::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--emerald-500);
  animation: pulse 2s infinite;
  z-index: -1;
}

/* ===== Animations ===== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .mobile-menu { display: block; }
  .footer-cta .container { text-align: center; }
  .hero { min-height: auto; padding-top: 2rem; padding-bottom: 3rem; }
  .hero-content { padding-top: 6rem; padding-bottom: 2rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions a { width: 100%; justify-content: center; }
  .filter-bar { position: static; }
  .float-wa { width: 3rem; height: 3rem; bottom: 1rem; right: 1rem; }
  .float-wa svg { width: 1.5rem; height: 1.5rem; }
  .page-header { padding: 6rem 0 3rem; }
  .page-header p { font-size: 1rem; }
}
@media (max-width: 480px) {
  section { padding: 2.5rem 0; }
  .container { padding: 0 1rem; }
  .form-card, .wa-card, .areas-card { padding: 1.25rem; }
  .nav-logo-text strong { font-size: 1rem; }
  .nav-logo-text small { font-size: 0.5rem; }
  .nav-logo-icon { width: 2.25rem; height: 2.25rem; }
  .section-header { margin-bottom: 2rem; }
  .product-body { padding: 1rem; }
  .product-body h3 { font-size: 1rem; }
  .product-body p { font-size: 0.8125rem; }
  .btn-inquire { padding: 0.5rem 0.75rem; font-size: 0.8125rem; }
  .btn-view { width: 2.25rem; height: 2.25rem; }
  .feature-card { padding: 1.25rem; }
  .category-card { padding: 1.25rem; }
  .contact-card { padding: 1.25rem; }
  .footer-cta .container { padding-top: 2rem; padding-bottom: 2rem; }
  .footer-main { padding-top: 2rem; padding-bottom: 2rem; }
  .footer-areas { margin-top: 1.5rem; padding-top: 1.5rem; }
}