:root {
  --navy: #0A1F3D;
  --navy-light: #14315C;
  --navy-lighter: #1E4270;
  --gold: #B8965A;
  --gold-light: #D9C08C;
  --off-white: #F7F5F1;
  --white: #FFFFFF;
  --text-dark: #1A1A1A;
  --gray: #5A5F66;
  --border: #E4E0D8;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.25;
}

a { text-decoration: none; color: inherit; }

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

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 32px;
}

/* Header */
header.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  max-width: 1160px;
  margin: 0 auto;
}

.logo-link { display: flex; align-items: center; gap: 10px; }
.logo-link img { height: 40px; width: auto; }

nav.main-nav { display: flex; align-items: center; gap: 36px; }

nav.main-nav a {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--navy);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s;
}

nav.main-nav a:hover,
nav.main-nav a.active { border-bottom-color: var(--gold); }

.btn {
  display: inline-block;
  padding: 13px 28px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: all 0.2s;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--gold);
  color: var(--navy);
}
.btn-primary:hover { background: var(--gold-light); }

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--white);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); }

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

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  padding: 110px 32px 100px;
}

.hero-inner { max-width: 1160px; margin: 0 auto; }

.eyebrow {
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.hero h1 {
  color: var(--white);
  font-size: 48px;
  max-width: 780px;
  margin-bottom: 24px;
}

.hero p.lead {
  font-size: 19px;
  color: #C9D2DE;
  max-width: 620px;
  margin-bottom: 36px;
  font-weight: 400;
}

.hero-cta { display: flex; gap: 16px; }

/* Page hero (interior pages, shorter) */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  padding: 72px 32px 64px;
}
.page-hero .eyebrow { color: var(--gold-light); }
.page-hero h1 { color: var(--white); font-size: 38px; max-width: 700px; }
.page-hero p.lead { font-size: 17px; color: #C9D2DE; max-width: 640px; margin-top: 16px; }

/* Sections */
section { padding: 88px 0; }
section.tight { padding: 64px 0; }
section.off-white { background: var(--off-white); }

.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head .eyebrow { color: var(--gold); }
.section-head h2 { font-size: 32px; margin-bottom: 16px; }
.section-head p { color: var(--gray); font-size: 16px; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
  align-items: start;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 36px 30px;
  border-radius: 3px;
}
.card .num {
  font-family: 'Playfair Display', serif;
  color: var(--gold);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  display: block;
}
.card h3 { font-size: 20px; margin-bottom: 12px; }
.card p { color: var(--gray); font-size: 15px; }

.product-card {
  border: 1px solid var(--border);
  padding: 40px 32px;
  background: var(--white);
}
.product-card h3 { font-size: 24px; margin-bottom: 14px; }
.product-card p { color: var(--gray); margin-bottom: 18px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag {
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--off-white);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 2px;
}

.divider-gold {
  width: 56px;
  height: 3px;
  background: var(--gold);
  margin-bottom: 20px;
}

/* CTA band */
.cta-band {
  background: var(--navy);
  color: var(--white);
  padding: 64px 32px;
  text-align: center;
}
.cta-band h2 { color: var(--white); font-size: 28px; margin-bottom: 12px; }
.cta-band p { color: #C9D2DE; margin-bottom: 28px; font-size: 16px; }

/* Footer */
footer.site-footer {
  background: var(--navy);
  color: #B7C0CE;
  padding: 56px 32px 28px;
}
.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-inner h4 {
  color: var(--white);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-inner p, .footer-inner a { font-size: 14px; color: #B7C0CE; margin-bottom: 10px; display: block; }
.footer-inner a:hover { color: var(--gold-light); }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-logo img { height: 32px; }
.footer-bottom {
  max-width: 1160px;
  margin: 24px auto 0;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: #7C8798;
}

/* Contact form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}
.form-field { margin-bottom: 20px; }
.form-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 8px;
}
.form-field input, .form-field textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--border);
  border-radius: 2px;
  font-family: inherit;
  font-size: 15px;
  color: var(--text-dark);
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--gold); }

.contact-info-item { margin-bottom: 28px; }
.contact-info-item .label { font-size: 13px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--gold); font-weight: 600; margin-bottom: 6px; }
.contact-info-item .value { font-size: 17px; color: var(--navy); font-weight: 500; }

/* Process steps */
.process-list { display: flex; flex-direction: column; }
.process-step {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.process-step:last-child { border-bottom: none; }
.process-step .step-num {
  font-family: 'Playfair Display', serif;
  color: var(--gold);
  font-size: 22px;
  font-weight: 600;
  min-width: 40px;
}
.process-step h4 { font-size: 17px; margin-bottom: 6px; }
.process-step p { color: var(--gray); font-size: 15px; }

/* WhatsApp floating button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #FFFFFF;
  padding: 14px 20px;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 6px 18px rgba(0,0,0,0.2);
  transition: transform 0.15s;
}
.whatsapp-float:hover { transform: translateY(-2px); }
.whatsapp-float svg { width: 20px; height: 20px; flex-shrink: 0; }

.whatsapp-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: #25D366;
  color: #FFFFFF;
  padding: 18px 24px;
  border-radius: 3px;
  font-size: 15px;
  font-weight: 600;
  margin-top: 20px;
}
.whatsapp-banner svg { width: 22px; height: 22px; }

/* Certifications strip */
.cert-strip {
  background: var(--navy-light);
  padding: 36px 32px;
}
.cert-strip .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.cert-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #DCE3EC;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.cert-item .cert-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
}

/* Product line blocks (De Reyes style) */
.line-block { border: 1px solid var(--border); margin-bottom: 32px; }
.line-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 32px;
  background: var(--off-white);
  border-bottom: 1px solid var(--border);
}
.line-head .line-num {
  font-family: 'Playfair Display', serif;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.line-head h3 { font-size: 24px; margin: 0; }
.line-body { padding: 32px; }
.line-body > p { color: var(--gray); margin-bottom: 20px; max-width: 720px; }
.portfolio-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gold); font-weight: 600; margin-bottom: 10px; }
.line-features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 28px; }
.line-feature h4 { font-size: 15px; margin-bottom: 6px; }
.line-feature p { color: var(--gray); font-size: 14px; }

@media (max-width: 860px) {
  .line-features { grid-template-columns: 1fr 1fr; }
  .cert-strip .container { justify-content: center; }
  nav.main-nav { display: none; }
  .hero h1 { font-size: 34px; }
  .grid-3, .grid-2, .contact-grid, .footer-inner { grid-template-columns: 1fr; }
  section { padding: 56px 0; }
}