/* ============================================================
   VENTURLEY TOOLS — Design system
   Palette: navy / white / safety orange, blueprint-ruler motif
   Display: Archivo (900) · Body: Inter · Data/specs: IBM Plex Mono
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@600;800;900&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
  --navy-950: #0A1628;
  --navy-800: #10233B;
  --navy-600: #1B3A5C;
  --navy-500: #274E77;
  --orange-500: #FF6A1A;
  --orange-600: #E85A0C;
  --orange-100: #FFE3D1;
  --white: #FFFFFF;
  --grey-50: #F5F7FA;
  --grey-100: #ECF0F4;
  --grey-200: #DCE3EA;
  --grey-400: #93A2B3;
  --grey-500: #5A6B7D;
  --ink: #10192A;

  --font-display: 'Archivo', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius: 4px;
  --container: 1240px;
  --shadow-card: 0 1px 2px rgba(10,22,40,0.06), 0 8px 24px rgba(10,22,40,0.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--grey-50);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--navy-950);
  line-height: 1.08;
}
h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.7rem); }
h3 { font-size: 1.3rem; }
p { color: var(--grey-500); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange-600);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 18px; height: 2px;
  background: var(--orange-500);
}

/* ---------- Ruler divider — signature element ---------- */
.ruler {
  width: 100%;
  height: 28px;
  position: relative;
  overflow: hidden;
  background: var(--navy-950);
}
.ruler svg { display: block; width: 100%; height: 100%; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  transition: transform .15s ease, background .15s ease, color .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--orange-500); color: var(--white); }
.btn-primary:hover { background: var(--orange-600); }
.btn-outline { background: transparent; border-color: var(--white); color: var(--white); }
.btn-outline:hover { background: var(--white); color: var(--navy-950); }
.btn-dark { background: var(--navy-950); color: var(--white); }
.btn-dark:hover { background: var(--navy-800); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* ---------- Header ---------- */
.site-header {
  background: var(--navy-950);
  position: sticky; top: 0; z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.header-top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--container);
  margin: 0 auto;
  gap: 24px;
}
.logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.35rem;
  color: var(--white);
  letter-spacing: -0.01em;
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.logo span { color: var(--orange-500); }
.logo small {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 600;
  color: var(--grey-400);
  letter-spacing: 0.12em;
  margin-left: 8px;
  text-transform: uppercase;
}
.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a {
  color: var(--grey-200);
  font-weight: 600;
  font-size: 0.92rem;
  transition: color .15s ease;
}
.main-nav a:hover, .main-nav a.active { color: var(--orange-500); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.cart-btn {
  position: relative;
  display: flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  color: var(--white);
  padding: 10px 16px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.88rem;
}
.cart-btn:hover { border-color: var(--orange-500); }
.cart-count {
  background: var(--orange-500);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  min-width: 18px; height: 18px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  padding: 0 4px;
}
.nav-toggle {
  display: none;
  background: none; border: none; color: var(--white);
  font-size: 1.6rem;
}

/* ---------- Cart drawer ---------- */
.cart-overlay {
  position: fixed; inset: 0; background: rgba(10,22,40,0.55);
  z-index: 200; opacity: 0; pointer-events: none; transition: opacity .2s ease;
}
.cart-overlay.open { opacity: 1; pointer-events: auto; }
.cart-drawer {
  position: fixed; top: 0; right: 0; height: 100%;
  width: min(420px, 92vw);
  background: var(--white);
  z-index: 201;
  transform: translateX(100%);
  transition: transform .25s ease;
  display: flex; flex-direction: column;
  box-shadow: -12px 0 40px rgba(10,22,40,0.25);
}
.cart-drawer.open { transform: translateX(0); }
.cart-drawer-header {
  padding: 20px 24px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--grey-200);
}
.cart-drawer-header h3 { font-size: 1.1rem; }
.cart-close { background: none; border: none; font-size: 1.4rem; color: var(--grey-500); }
.cart-items { flex: 1; overflow-y: auto; padding: 16px 24px; }
.cart-item { display: flex; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--grey-100); }
.cart-item img { width: 64px; height: 64px; object-fit: cover; border-radius: var(--radius); background: var(--grey-100); }
.cart-item-info { flex: 1; }
.cart-item-info h4 { font-family: var(--font-body); font-weight: 600; font-size: 0.92rem; color: var(--ink); }
.cart-item-price { font-family: var(--font-mono); color: var(--orange-600); font-size: 0.85rem; font-weight: 600; margin-top: 4px; }
.qty-row { display: flex; align-items: center; gap: 10px; margin-top: 8px; }
.qty-btn { width: 24px; height: 24px; border: 1px solid var(--grey-200); background: var(--white); border-radius: 4px; font-weight: 700; color: var(--navy-950); }
.qty-val { font-family: var(--font-mono); font-size: 0.85rem; min-width: 16px; text-align: center; }
.remove-item { background: none; border: none; color: var(--grey-400); font-size: 0.78rem; text-decoration: underline; margin-left: auto; }
.cart-empty { text-align: center; padding: 60px 20px; color: var(--grey-500); }
.cart-footer { padding: 20px 24px; border-top: 1px solid var(--grey-200); }
.cart-subtotal { display: flex; justify-content: space-between; font-weight: 700; margin-bottom: 14px; font-family: var(--font-mono); }
.cart-note { font-size: 0.78rem; color: var(--grey-400); margin-top: 10px; text-align: center; }

/* ---------- Hero ---------- */
.hero {
  background: var(--navy-950);
  color: var(--white);
  position: relative;
  overflow: hidden;
  padding: 88px 0 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 80px;
}
.hero h1 { color: var(--white); }
.hero h1 em { color: var(--orange-500); font-style: normal; }
.hero p.lead { color: var(--grey-200); font-size: 1.1rem; max-width: 46ch; margin: 22px 0 34px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 36px; margin-top: 48px; }
.hero-stat .num { font-family: var(--font-mono); font-size: 1.6rem; font-weight: 700; color: var(--orange-500); }
.hero-stat .label { font-size: 0.76rem; color: var(--grey-400); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 2px; }
.hero-visual {
  position: relative;
  aspect-ratio: 4/5;
  background: linear-gradient(155deg, var(--navy-600), var(--navy-800));
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-visual .grid-overlay {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 28px 28px;
}
.hero-visual svg { position: relative; z-index: 1; width: 60%; height: 60%; }

/* ---------- Sections ---------- */
section { padding: 88px 0; }
.section-head { max-width: 640px; margin-bottom: 52px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { font-size: 1.05rem; }

/* Feature cards */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius);
  padding: 30px 24px;
  transition: border-color .15s ease, transform .15s ease;
}
.feature-card:hover { border-color: var(--orange-500); transform: translateY(-3px); }
.feature-icon {
  width: 46px; height: 46px;
  background: var(--navy-950);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  color: var(--orange-500);
}
.feature-card h3 { margin-bottom: 8px; font-size: 1.05rem; }
.feature-card p { font-size: 0.92rem; }

/* Product grid */
.products-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  margin-bottom: 32px;
}
.filter-row { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-chip {
  padding: 9px 16px;
  border: 1px solid var(--grey-200);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--white);
  color: var(--navy-600);
}
.filter-chip.active { background: var(--navy-950); border-color: var(--navy-950); color: var(--white); }
.result-count { font-family: var(--font-mono); font-size: 0.8rem; color: var(--grey-500); }

.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: box-shadow .15s ease, transform .15s ease;
}
.product-card:hover { box-shadow: var(--shadow-card); transform: translateY(-3px); }
.product-thumb {
  aspect-ratio: 1/1;
  background: var(--grey-100);
  position: relative;
  overflow: hidden;
}
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-badge {
  position: absolute; top: 10px; left: 10px;
  background: var(--orange-500); color: var(--white);
  font-family: var(--font-mono); font-size: 0.65rem; font-weight: 700;
  padding: 4px 8px; border-radius: 3px; text-transform: uppercase; letter-spacing: 0.04em;
}
.product-body { padding: 18px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.product-cat { font-family: var(--font-mono); font-size: 0.68rem; color: var(--grey-400); text-transform: uppercase; letter-spacing: 0.06em; }
.product-body h3 { font-size: 0.98rem; font-family: var(--font-body); font-weight: 700; color: var(--ink); }
.product-price { font-family: var(--font-mono); font-weight: 700; color: var(--navy-600); font-size: 1.05rem; margin-top: auto; }
.product-actions { display: flex; gap: 8px; margin-top: 6px; }
.product-actions .btn { flex: 1; padding: 11px 14px; font-size: 0.85rem; }

.skeleton { position: relative; overflow: hidden; background: var(--grey-100); }
.skeleton::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.7), transparent);
  animation: shimmer 1.3s infinite;
}
@keyframes shimmer { from { transform: translateX(-100%); } to { transform: translateX(100%); } }
.skeleton-card { height: 340px; border-radius: var(--radius); }
.skeleton-line { height: 12px; border-radius: 3px; margin-top: 8px; }

/* Steps */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.step {
  padding: 0 20px 0 0;
  position: relative;
}
.step .step-num {
  font-family: var(--font-mono); font-weight: 700; font-size: 0.85rem;
  color: var(--orange-500); border: 2px solid var(--orange-500);
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; background: var(--white);
}
.step h3 { font-size: 1rem; margin-bottom: 8px; }
.step p { font-size: 0.9rem; }

/* Testimonials */
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial {
  background: var(--white); border: 1px solid var(--grey-200); border-radius: var(--radius);
  padding: 28px;
}
.stars { color: var(--orange-500); font-size: 0.9rem; margin-bottom: 14px; letter-spacing: 2px; }
.testimonial p.quote { color: var(--ink); font-size: 0.96rem; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--navy-600); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; font-size: 0.9rem;
}
.author-name { font-weight: 700; font-size: 0.88rem; color: var(--ink); }
.author-role { font-size: 0.78rem; color: var(--grey-400); }

/* CTA banner */
.cta-banner {
  background: var(--navy-950);
  border-radius: var(--radius);
  padding: 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap;
  position: relative; overflow: hidden;
}
.cta-banner h2 { color: var(--white); max-width: 480px; }
.cta-banner::before {
  content: ''; position: absolute; right: -60px; top: -60px;
  width: 220px; height: 220px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,106,26,0.22), transparent 70%);
}

/* Footer */
.site-footer { background: var(--navy-950); color: var(--grey-400); padding: 70px 0 0; margin-top: 100px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 50px; }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; max-width: 32ch; }
.footer-col h4 { color: var(--white); font-family: var(--font-body); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 11px; }
.footer-col a { font-size: 0.9rem; color: var(--grey-400); }
.footer-col a:hover { color: var(--orange-500); }
.footer-contact li { font-size: 0.9rem; margin-bottom: 12px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 22px 0;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  font-size: 0.8rem;
}
.footer-bottom .payment-icons { display: flex; gap: 10px; opacity: 0.7; font-family: var(--font-mono); font-size: 0.75rem; }

/* Breadcrumb */
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: 0.82rem; color: var(--grey-500); margin-bottom: 26px; font-family: var(--font-mono); }
.breadcrumb a:hover { color: var(--orange-600); }
.breadcrumb .sep { color: var(--grey-400); }

/* Page hero (interior pages) */
.page-hero { background: var(--navy-950); color: var(--white); padding: 60px 0 50px; }
.page-hero h1 { color: var(--white); font-size: clamp(2rem, 4vw, 3rem); }
.page-hero p { color: var(--grey-200); max-width: 60ch; margin-top: 14px; }

/* Product detail */
.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.pd-gallery { position: sticky; top: 100px; align-self: start; }
.pd-image { aspect-ratio: 1/1; background: var(--white); border: 1px solid var(--grey-200); border-radius: var(--radius); overflow: hidden; }
.pd-image img { width: 100%; height: 100%; object-fit: cover; }
.pd-cat { font-family: var(--font-mono); font-size: 0.75rem; color: var(--orange-600); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 10px; }
.pd-title { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 14px; }
.pd-price { font-family: var(--font-mono); font-size: 1.7rem; font-weight: 700; color: var(--navy-600); margin-bottom: 22px; }
.pd-desc { font-size: 0.98rem; margin-bottom: 26px; }
.pd-meta-list { border-top: 1px solid var(--grey-200); margin-bottom: 26px; }
.pd-meta-row { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid var(--grey-200); font-size: 0.88rem; }
.pd-meta-row span:first-child { color: var(--grey-500); }
.pd-meta-row span:last-child { font-family: var(--font-mono); font-weight: 600; }
.pd-qty-row { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.pd-qty { display: flex; align-items: center; border: 1px solid var(--grey-200); border-radius: var(--radius); }
.pd-qty button { width: 42px; height: 44px; background: var(--white); border: none; font-weight: 700; font-size: 1.1rem; color: var(--navy-950); }
.pd-qty span { width: 40px; text-align: center; font-family: var(--font-mono); font-weight: 700; }
.pd-actions { display: flex; gap: 12px; }
.pd-actions .btn { flex: 1; padding: 16px; }
.pd-trust { display: flex; gap: 22px; margin-top: 28px; flex-wrap: wrap; }
.pd-trust-item { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--grey-500); }

/* Related */
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* FAQ accordion */
.faq-list { max-width: 780px; }
.faq-item { border-bottom: 1px solid var(--grey-200); }
.faq-q {
  width: 100%; text-align: left; background: none; border: none;
  padding: 22px 0; display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-body); font-weight: 700; font-size: 1rem; color: var(--ink);
}
.faq-q .plus { font-size: 1.4rem; color: var(--orange-500); transition: transform .2s ease; }
.faq-item.open .plus { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.faq-item.open .faq-a { max-height: 400px; }
.faq-a p { padding-bottom: 22px; font-size: 0.94rem; }
.faq-categories { display: flex; gap: 10px; margin-bottom: 36px; flex-wrap: wrap; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 8px; color: var(--ink); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 14px; border: 1px solid var(--grey-200); border-radius: var(--radius);
  font-size: 0.94rem; background: var(--white); color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--orange-500); outline-offset: 1px; border-color: var(--orange-500); }
.field textarea { resize: vertical; min-height: 130px; }
.contact-info-card { background: var(--navy-950); color: var(--white); border-radius: var(--radius); padding: 36px; }
.contact-info-card h3 { color: var(--white); margin-bottom: 22px; }
.contact-info-row { display: flex; gap: 14px; margin-bottom: 22px; }
.contact-info-row .ico { color: var(--orange-500); font-family: var(--font-mono); font-weight: 700; }
.contact-info-row div div:first-child { font-weight: 700; font-size: 0.92rem; }
.contact-info-row div div:last-child { font-size: 0.88rem; color: var(--grey-300, #cbd5e1); }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.value-list { display: grid; gap: 20px; margin-top: 8px; }
.value-item { display: flex; gap: 16px; }
.value-num { font-family: var(--font-mono); font-weight: 700; color: var(--orange-500); font-size: 0.95rem; }

/* Legal pages */
.legal-content { max-width: 780px; }
.legal-content h2 { font-size: 1.3rem; margin: 36px 0 14px; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p, .legal-content li { color: var(--grey-500); font-size: 0.95rem; margin-bottom: 12px; }
.legal-content ul { list-style: disc; padding-left: 22px; }
.legal-content strong { color: var(--ink); }
.legal-updated { font-family: var(--font-mono); font-size: 0.78rem; color: var(--grey-400); margin-bottom: 40px; }

/* Success / Cancel */
.status-page { min-height: 60vh; display: flex; align-items: center; justify-content: center; text-align: center; padding: 80px 24px; }
.status-icon { width: 76px; height: 76px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 26px; font-size: 2rem; }
.status-icon.success { background: #E6F6ED; color: #1E9E5A; }
.status-icon.cancel { background: var(--grey-100); color: var(--grey-500); }
.order-ref { font-family: var(--font-mono); background: var(--white); border: 1px solid var(--grey-200); padding: 10px 18px; border-radius: var(--radius); display: inline-block; margin: 18px 0; font-size: 0.85rem; }

/* Empty / error state */
.state-msg { text-align: center; padding: 80px 20px; color: var(--grey-500); }
.state-msg h3 { margin-bottom: 10px; }

/* Toast */
.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--navy-950); color: var(--white);
  padding: 14px 24px; border-radius: var(--radius);
  font-size: 0.88rem; font-weight: 600;
  display: flex; align-items: center; gap: 10px;
  opacity: 0; pointer-events: none; transition: all .25s ease;
  z-index: 300;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast::before { content: '✓'; color: var(--orange-500); font-weight: 900; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 420px; }
  .feature-grid, .product-grid, .related-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); row-gap: 36px; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .product-detail, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .pd-gallery { position: static; }
}
@media (max-width: 680px) {
  .main-nav { display: none; }
  .nav-toggle { display: block; }
  .header-top { padding: 14px 20px; }
  section { padding: 60px 0; }
  .feature-grid, .product-grid, .related-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .cta-banner { padding: 36px 24px; flex-direction: column; text-align: center; }
  .products-toolbar { flex-direction: column; align-items: flex-start; }
}

/* Mobile nav drawer */
.mobile-nav {
  display: none;
  position: fixed; inset: 0; background: var(--navy-950); z-index: 150;
  padding: 90px 32px 32px;
  flex-direction: column; gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a { color: var(--white); font-size: 1.2rem; font-weight: 700; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }