*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --sand: #C9A84C; --sand-lt: #E8C96A;
  --dark: #1A1A18; --mid: #2E2E2A;
  --stone: #4A4A44; --cream: #F5F0E8;
}
html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; background: var(--dark); color: var(--cream); line-height: 1.6; }

nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(26,26,24,0.96); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--stone);
  padding: 0 5%; display: flex; align-items: center; justify-content: space-between; height: 64px;
}
.nav-brand { font-family: 'Barlow Condensed', sans-serif; font-size: 1.3rem; font-weight: 700; color: var(--sand); letter-spacing: 0.04em; text-decoration: none; }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a { color: var(--cream); text-decoration: none; font-size: 0.9rem; font-weight: 500; opacity: 0.8; transition: opacity 0.2s; }
.nav-links a:hover { opacity: 1; color: var(--sand-lt); }

.hero {
  min-height: 90vh; display: flex; flex-direction: column; justify-content: center;
  padding: 6rem 5% 4rem;
  background: linear-gradient(160deg, rgba(26,26,24,0.88) 40%, rgba(201,168,76,0.08) 100%), url('https://images.unsplash.com/photo-1558618666-fcd25c85cd64?w=1400&q=80') center/cover no-repeat;
  position: relative; overflow: hidden;
}
.hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to bottom, transparent 60%, var(--dark) 100%); pointer-events: none; }
.hero-eyebrow { font-family: 'Barlow Condensed', sans-serif; font-size: 0.85rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--sand); margin-bottom: 1.2rem; }
.hero h1 { font-family: 'Barlow Condensed', sans-serif; font-size: clamp(2.8rem, 7vw, 5.5rem); font-weight: 800; line-height: 1.0; text-transform: uppercase; letter-spacing: 0.02em; margin-bottom: 1.5rem; max-width: 700px; }
.hero h1 span { color: var(--sand); }
.hero-sub { font-size: 1.1rem; opacity: 0.75; max-width: 540px; margin-bottom: 2.5rem; }
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-primary { display: inline-flex; align-items: center; gap: 0.5rem; background: var(--sand); color: var(--dark); font-weight: 700; font-size: 0.95rem; padding: 0.85rem 1.8rem; border-radius: 4px; text-decoration: none; transition: background 0.2s; }
.btn-primary:hover { background: var(--sand-lt); }
.btn-outline { display: inline-flex; align-items: center; gap: 0.5rem; border: 1px solid var(--stone); color: var(--cream); font-weight: 500; font-size: 0.95rem; padding: 0.85rem 1.8rem; border-radius: 4px; text-decoration: none; transition: border-color 0.2s; }
.btn-outline:hover { border-color: var(--sand); color: var(--sand); }

section { padding: 5rem 5%; }
.section-label { font-family: 'Barlow Condensed', sans-serif; font-size: 0.8rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--sand); margin-bottom: 0.6rem; }
.section-title { font-family: 'Barlow Condensed', sans-serif; font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; text-transform: uppercase; margin-bottom: 1rem; }
.section-desc { max-width: 640px; opacity: 0.7; font-size: 1rem; margin-bottom: 3rem; }

#seo-intro { background: var(--dark); padding: 3rem 5%; border-bottom: 1px solid var(--stone); }
.seo-text { max-width: 860px; font-size: 1rem; line-height: 1.85; opacity: 0.75; }
.seo-text strong { color: var(--sand-lt); font-weight: 600; }

#products { background: var(--mid); }
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.5rem; }
.product-card { background: var(--dark); border: 1px solid var(--stone); border-radius: 8px; overflow: hidden; transition: transform 0.25s, border-color 0.25s; }
.product-card:hover { transform: translateY(-4px); border-color: var(--sand); }
.product-img { width: 100%; height: 190px; object-fit: cover; display: block; }
.product-body { padding: 1.4rem; }
.product-tag { font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--sand); margin-bottom: 0.5rem; }
.product-name { font-family: 'Barlow Condensed', sans-serif; font-size: 1.4rem; font-weight: 700; text-transform: uppercase; margin-bottom: 0.8rem; }
.product-uses { list-style: none; }
.product-uses li { font-size: 0.88rem; opacity: 0.7; padding: 0.3rem 0; border-bottom: 1px solid rgba(255,255,255,0.06); display: flex; align-items: flex-start; gap: 0.5rem; }
.product-uses li::before { content: '→'; color: var(--sand); flex-shrink: 0; }

#industries { background: var(--dark); }
.industries-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.industry-card {
  background: var(--mid); border: 1px solid var(--stone); border-radius: 8px;
  padding: 1.8rem; transition: border-color 0.25s;
}
.industry-card:hover { border-color: var(--sand); }
.industry-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.industry-icon { font-size: 2.2rem; }
.industry-name { font-family: 'Barlow Condensed', sans-serif; font-size: 1.3rem; font-weight: 700; text-transform: uppercase; }
.industry-name small { display: block; font-size: 0.75rem; letter-spacing: 0.1em; color: var(--sand); font-family: 'Inter', sans-serif; font-weight: 500; text-transform: uppercase; margin-top: 0.1rem; }
.industry-desc { font-size: 0.88rem; opacity: 0.65; margin-bottom: 0.8rem; line-height: 1.6; }
.industry-products { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.ind-tag {
  font-size: 0.72rem; padding: 0.2rem 0.6rem; border-radius: 20px;
  background: rgba(201,168,76,0.12); border: 1px solid rgba(201,168,76,0.3);
  color: var(--sand-lt); letter-spacing: 0.05em;
}

#why { background: var(--mid); }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 2rem; margin-top: 1rem; }
.why-item { padding: 1.5rem; border-left: 3px solid var(--sand); }
.why-icon { font-size: 2rem; margin-bottom: 0.8rem; }
.why-title { font-family: 'Barlow Condensed', sans-serif; font-size: 1.15rem; font-weight: 700; text-transform: uppercase; margin-bottom: 0.4rem; }
.why-desc { font-size: 0.88rem; opacity: 0.65; }

#blog { background: var(--dark); }
.blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.blog-card { background: var(--mid); border: 1px solid var(--stone); border-radius: 8px; overflow: hidden; transition: transform 0.25s, border-color 0.25s; text-decoration: none; color: var(--cream); display: block; }
.blog-card:hover { transform: translateY(-4px); border-color: var(--sand); }
.blog-img { width: 100%; height: 170px; object-fit: cover; display: block; }
.blog-body { padding: 1.4rem; }
.blog-tag { font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--sand); margin-bottom: 0.5rem; }
.blog-title { font-family: 'Barlow Condensed', sans-serif; font-size: 1.25rem; font-weight: 700; text-transform: uppercase; margin-bottom: 0.6rem; line-height: 1.2; }
.blog-excerpt { font-size: 0.88rem; opacity: 0.65; margin-bottom: 0.8rem; }
.blog-readmore { font-size: 0.82rem; font-weight: 600; color: var(--sand-lt); }

#faq { background: var(--mid); }
.faq-list { max-width: 800px; display: flex; flex-direction: column; gap: 1rem; }
.faq-item { background: var(--dark); border: 1px solid var(--stone); border-radius: 8px; padding: 1.4rem 1.6rem; }
.faq-q { font-family: 'Barlow Condensed', sans-serif; font-size: 1.1rem; font-weight: 700; color: var(--sand-lt); margin-bottom: 0.5rem; }
.faq-a { font-size: 0.92rem; opacity: 0.7; }

#contact { background: var(--dark); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 1.5rem; }
.contact-item { display: flex; gap: 1rem; align-items: flex-start; }
.contact-icon { width: 44px; height: 44px; border-radius: 50%; background: rgba(201,168,76,0.15); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; flex-shrink: 0; }
.contact-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--sand); margin-bottom: 0.2rem; }
.contact-value { font-size: 1rem; font-weight: 500; }
.contact-value a { color: var(--cream); text-decoration: none; }
.contact-value a:hover { color: var(--sand); }
.whatsapp-btn { display: inline-flex; align-items: center; gap: 0.6rem; background: #128C3E; color: #fff; font-weight: 700; font-size: 1rem; padding: 1rem 2rem; border-radius: 6px; text-decoration: none; margin-top: 1rem; transition: background 0.2s; box-shadow: 0 4px 15px rgba(18,140,62,0.45); }
.whatsapp-btn:hover { background: #075E2B; }
.map-box { background: var(--mid); border: 1px solid var(--stone); border-radius: 8px; padding: 2rem; min-height: 280px; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; gap: 1rem; }
.map-box p { opacity: 0.6; font-size: 0.9rem; max-width: 260px; }

footer { background: var(--mid); border-top: 1px solid var(--stone); padding: 2rem 5%; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-brand { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; color: var(--sand); font-size: 1.1rem; }
.footer-copy { font-size: 0.78rem; opacity: 0.4; }
.footer-links { display: flex; gap: 1rem; flex-wrap: wrap; }
.footer-links a { color: var(--cream); opacity: 0.6; text-decoration: none; font-size: 0.82rem; }
.footer-links a:hover { opacity: 1; color: var(--sand); }

/* Blog article pages */
.breadcrumb { font-size: 0.82rem; opacity: 0.55; padding: 1.2rem 5% 0; }
.breadcrumb a { color: var(--sand-lt); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.article-hero { padding: 2.5rem 5% 1rem; max-width: 760px; }
.article-hero .section-label { margin-bottom: 1rem; }
.article-hero h1 { font-family: 'Barlow Condensed', sans-serif; font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; text-transform: uppercase; line-height: 1.1; margin-bottom: 1rem; }
.article-meta { font-size: 0.85rem; opacity: 0.55; margin-bottom: 1rem; }
.article-cover { width: 100%; max-height: 420px; object-fit: cover; display: block; }
.article-body { padding: 3rem 5%; max-width: 760px; }
.article-body h2 { font-family: 'Barlow Condensed', sans-serif; font-size: 1.6rem; font-weight: 700; text-transform: uppercase; color: var(--sand-lt); margin: 2.2rem 0 1rem; }
.article-body h3 { font-family: 'Barlow Condensed', sans-serif; font-size: 1.2rem; font-weight: 700; margin: 1.6rem 0 0.6rem; }
.article-body p { opacity: 0.82; margin-bottom: 1.1rem; }
.article-body ul, .article-body ol { opacity: 0.82; margin: 0 0 1.1rem 1.4rem; }
.article-body li { margin-bottom: 0.4rem; }
.article-body a { color: var(--sand-lt); }
.article-cta { background: var(--mid); border: 1px solid var(--stone); border-radius: 8px; padding: 1.8rem; margin: 2.5rem 0; text-align: center; }
.article-cta p { margin-bottom: 1rem; opacity: 0.75; }

@media (max-width: 700px) {
  .nav-links { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero { min-height: 70vh; }
  footer { flex-direction: column; text-align: center; }
}