/* ===================================================================
   SENSITRONICS — Global Stylesheet
   Modern rebuild, static HTML/CSS/JS
   =================================================================== */

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

:root {
  --color-bg: #FAFAF8;
  --color-surface: #FFFFFF;
  --color-text: #1A1A1A;
  --color-text-secondary: #555555;
  --color-text-light: #888888;
  --color-accent: #0F4C5C;
  --color-accent-light: #1A7A8A;
  --color-accent-warm: #C45D3E;
  --color-border: #E5E5E0;
  --color-border-light: #F0F0EB;
  --color-dark: #111111;
  --color-dark-surface: #1A1A1A;
  --color-success: #2D8A4E;
  --color-warning: #D4864A;

  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Source Serif 4', Georgia, serif;

  --max-width: 1200px;
  --narrow-width: 860px;
  --section-pad: 100px;
  --section-pad-mobile: 60px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-accent-warm); }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 32px; }
.container-narrow { max-width: var(--narrow-width); margin: 0 auto; padding: 0 32px; }

/* ===== HEADER / NAV ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-light);
  transition: box-shadow 0.3s;
}
.site-header.scrolled { box-shadow: 0 2px 30px rgba(0,0,0,0.06); }

.header-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between; height: 72px;
}

.logo-group { display: flex; align-items: center; gap: 14px; }
.logo-group img { height: 38px; width: auto; }
.logo-tagline {
  font-family: var(--font-display); font-style: italic; font-size: 13px;
  color: var(--color-text-light); letter-spacing: 0.5px;
  border-left: 1px solid var(--color-border); padding-left: 14px;
}

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--color-text-secondary);
  padding: 8px 12px; border-radius: var(--radius-sm); transition: all 0.2s; letter-spacing: 0.01em;
}
.nav-links a:hover { color: var(--color-text); background: var(--color-border-light); }
.nav-links a.nav-cta { background: var(--color-accent); color: white; font-weight: 600; }
.nav-links a.nav-cta:hover { background: var(--color-accent-light); color: white; }

.mobile-menu-btn {
  display: none; background: none; border: none; cursor: pointer; padding: 8px;
}
.mobile-menu-btn span {
  display: block; width: 22px; height: 2px; background: var(--color-text);
  margin: 5px 0; transition: 0.3s; border-radius: 2px;
}

/* ===== PAGE HERO (Interior pages) ===== */
.page-hero {
  margin-top: 72px; padding: 60px 0 50px;
  background: linear-gradient(165deg, #0F4C5C 0%, #0A3540 55%, #111 100%);
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 {
  font-family: var(--font-display); font-size: 42px; font-weight: 600;
  color: white; line-height: 1.2; letter-spacing: -0.02em;
}
.page-hero .hero-sub {
  font-size: 17px; color: rgba(255,255,255,0.65); margin-top: 12px; max-width: 600px;
}
.page-hero .breadcrumb {
  font-size: 13px; color: rgba(255,255,255,0.4); margin-bottom: 12px;
}
.page-hero .breadcrumb a { color: rgba(255,255,255,0.55); }
.page-hero .breadcrumb a:hover { color: white; }

/* ===== SECTION HEADINGS ===== */
.section-label {
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--color-accent); margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-display); font-size: 38px; font-weight: 600;
  line-height: 1.2; color: var(--color-text); letter-spacing: -0.01em;
}
.section-subtitle {
  font-size: 17px; color: var(--color-text-secondary);
  margin-top: 14px; max-width: 580px; line-height: 1.7;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 8px; font-size: 15px; font-weight: 600;
  font-family: var(--font-body); cursor: pointer; border: none; transition: all 0.25s;
  letter-spacing: 0.01em; text-align: center;
}
.btn-primary { background: var(--color-accent-warm); color: white; }
.btn-primary:hover { background: #D4664A; color: white; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(196,93,62,0.3); }
.btn-secondary { background: var(--color-accent); color: white; }
.btn-secondary:hover { background: var(--color-accent-light); color: white; transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--color-accent); border: 1.5px solid var(--color-border); }
.btn-outline:hover { border-color: var(--color-accent); background: rgba(15,76,92,0.04); }
.btn-dark { background: var(--color-dark); color: white; padding: 12px 24px; font-size: 14px; }
.btn-dark:hover { background: #333; color: white; transform: translateY(-1px); }
.btn-white { background: white; color: var(--color-accent); }
.btn-white:hover { background: #f0f0f0; color: var(--color-accent); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,0,0,0.15); }
.btn-sm { padding: 10px 20px; font-size: 13px; }

/* ===== CARDS ===== */
.card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 32px; transition: all 0.3s;
}
.card:hover { border-color: var(--color-accent); box-shadow: var(--shadow-md); }
.card-clickable { cursor: pointer; }
.card-clickable:hover { transform: translateY(-3px); }

/* ===== PRODUCT CARDS ===== */
.product-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 32px 24px 24px;
  text-align: center; transition: all 0.3s; cursor: pointer;
  display: flex; flex-direction: column; align-items: center;
}
.product-card:hover { border-color: var(--color-accent); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.product-card-img { height: 90px; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.product-card-img img { max-height: 90px; width: auto; }
.product-card h3 {
  font-family: var(--font-display); font-size: 18px; font-weight: 600;
  color: var(--color-text); margin-bottom: 8px; line-height: 1.3;
}
.product-card p { font-size: 13.5px; color: var(--color-text-secondary); line-height: 1.6; flex-grow: 1; }
.product-card .card-link {
  margin-top: 16px; font-size: 13px; font-weight: 600;
  color: var(--color-accent); display: inline-flex; align-items: center; gap: 4px;
}
.product-card:hover .card-link { color: var(--color-accent-warm); }

/* ===== PRODUCT DETAIL LAYOUT ===== */
.product-detail { padding: 80px 0; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.product-gallery { position: sticky; top: 100px; }
.product-gallery-main {
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  overflow: hidden; background: white; margin-bottom: 12px; position: relative;
}
.product-gallery-main img { width: 100%; aspect-ratio: 4/3; object-fit: contain; padding: 24px; }
.product-gallery-nav { display: flex; gap: 8px; align-items: center; }
.product-gallery-thumbs { display: flex; gap: 8px; flex: 1; overflow: hidden; }
.product-gallery-thumbs img {
  width: 64px; height: 48px; object-fit: contain; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); cursor: pointer; padding: 4px; background: white; transition: border-color 0.2s;
}
.product-gallery-thumbs img:hover, .product-gallery-thumbs img.active { border-color: var(--color-accent); }
.gallery-arrow {
  width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--color-border);
  background: white; cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: var(--color-text-secondary); transition: all 0.2s; flex-shrink: 0;
}
.gallery-arrow:hover { border-color: var(--color-accent); color: var(--color-accent); background: #f8f9fa; }
.gallery-counter { font-size: 12px; color: var(--color-text-light); text-align: center; margin-top: 4px; }

.product-info h1 {
  font-family: var(--font-display); font-size: 32px; font-weight: 600;
  margin-bottom: 8px; line-height: 1.3;
}
.product-info .product-category {
  font-size: 13px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--color-accent); margin-bottom: 16px;
}
.product-info .product-description { color: var(--color-text-secondary); margin-bottom: 24px; font-size: 15.5px; }

.product-purchase-box {
  background: var(--color-border-light); border-radius: var(--radius-md);
  padding: 24px; margin-bottom: 24px;
}
.product-price {
  font-family: var(--font-display); font-size: 28px; font-weight: 600; color: var(--color-text);
}
.product-shipping { font-size: 13px; color: var(--color-text-light); margin-top: 4px; }
.product-stock { display: inline-flex; align-items: center; gap: 6px; margin-top: 12px; font-size: 13px; font-weight: 600; }
.product-stock.in-stock { color: var(--color-success); }
.product-stock.out-of-stock { color: var(--color-warning); }
.product-stock::before {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: currentColor; display: inline-block;
}

.product-options { margin: 16px 0; }
.product-options label { font-size: 14px; font-weight: 600; display: block; margin-bottom: 6px; }
.product-options select {
  width: 100%; padding: 10px 14px; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); font-family: var(--font-body); font-size: 14px;
  background: white; appearance: auto; cursor: pointer;
}

.product-specs { margin-top: 32px; }
.product-specs h3 { font-size: 16px; font-weight: 600; margin-bottom: 12px; }
.product-specs table { width: 100%; border-collapse: collapse; }
.product-specs td {
  padding: 10px 14px; font-size: 14px; border-bottom: 1px solid var(--color-border-light);
}
.product-specs td:first-child { font-weight: 600; width: 40%; color: var(--color-text-secondary); }

/* ===== STORE GRID ===== */
.store-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px; margin-top: 32px;
}
.store-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden; transition: all 0.3s; cursor: pointer;
}
.store-card:hover { border-color: var(--color-accent); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.store-card-img { background: white; padding: 20px; text-align: center; border-bottom: 1px solid var(--color-border-light); }
.store-card-img img { max-height: 120px; margin: 0 auto; }
.store-card-body { padding: 20px; }
.store-card-body h3 { font-family: var(--font-display); font-size: 17px; font-weight: 600; margin-bottom: 6px; }
.store-card-body p { font-size: 13px; color: var(--color-text-secondary); line-height: 1.5; margin-bottom: 12px; }
.store-card-footer { display: flex; justify-content: space-between; align-items: center; }
.store-card-price { font-family: var(--font-display); font-size: 20px; font-weight: 600; }
.store-card-stock { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }

/* ===== APPLICATION CARDS ===== */
.app-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.app-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 2.2/1; cursor: pointer; }
.app-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.app-card:hover img { transform: scale(1.08); }
.app-card-overlay {
  position: absolute; bottom: 0; left: 0; right: 0; padding: 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
}
.app-card-overlay h3 { font-family: var(--font-display); font-size: 20px; color: white; font-weight: 600; }
.app-card-overlay span { font-size: 12px; color: rgba(255,255,255,0.6); font-weight: 500; }

/* ===== CONTENT SECTIONS ===== */
.content-section { padding: var(--section-pad) 0; }
.content-section.alt-bg { background: var(--color-surface); border-top: 1px solid var(--color-border-light); border-bottom: 1px solid var(--color-border-light); }
.content-section.dark-bg { background: var(--color-dark); color: white; }
.content-section.dark-bg .section-label { color: rgba(255,255,255,0.45); }
.content-section.dark-bg .section-title { color: white; }
.content-section.dark-bg .section-subtitle { color: rgba(255,255,255,0.6); }
.content-section.accent-bg {
  background: var(--color-accent); color: white; text-align: center; position: relative; overflow: hidden;
}

.prose { max-width: 720px; }
.prose h2 { font-family: var(--font-display); font-size: 28px; font-weight: 600; margin: 40px 0 16px; }
.prose h3 { font-family: var(--font-display); font-size: 22px; font-weight: 600; margin: 32px 0 12px; }
.prose h4 { font-size: 16px; font-weight: 700; margin: 24px 0 8px; }
.prose p { margin-bottom: 16px; color: var(--color-text-secondary); font-size: 15.5px; }
.prose ul, .prose ol { margin: 0 0 16px 24px; color: var(--color-text-secondary); }
.prose li { margin-bottom: 6px; font-size: 15px; }
.prose img { border-radius: var(--radius-md); margin: 24px 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 14px; }
.prose th, .prose td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--color-border-light); }
.prose th { font-weight: 600; background: var(--color-border-light); }
.prose tr:hover { background: var(--color-border-light); }

/* Two column layout */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.two-col.reversed { direction: rtl; }
.two-col.reversed > * { direction: ltr; }
.side-image { border-radius: var(--radius-lg); overflow: hidden; }
.side-image img { width: 100%; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; color: var(--color-text); }
.form-group .optional { font-weight: 400; color: var(--color-text-light); font-size: 12px; margin-left: 4px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 16px; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); font-family: var(--font-body); font-size: 15px;
  transition: border-color 0.2s; background: white;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(15,76,92,0.1);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-section-title { font-size: 15px; font-weight: 700; margin: 32px 0 16px; padding-top: 16px; border-top: 1px solid var(--color-border-light); }

/* ===== DATA TABLE ===== */
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table th { padding: 12px 16px; text-align: left; font-weight: 600; background: var(--color-border-light); border-bottom: 2px solid var(--color-border); }
.data-table td { padding: 12px 16px; border-bottom: 1px solid var(--color-border-light); }
.data-table tr:hover { background: rgba(15,76,92,0.02); }

/* ===== CLIENTS ===== */
.clients-logos {
  display: flex; align-items: center; justify-content: center; gap: 48px;
  flex-wrap: wrap; margin-top: 40px; opacity: 0.55;
}
.clients-logos img { max-height: 42px; width: auto; filter: grayscale(100%); transition: all 0.3s; }
.clients-logos img:hover { filter: grayscale(0%); opacity: 1; }

.testimonial {
  max-width: 640px; margin: 32px auto 0; padding: 32px;
  background: var(--color-border-light); border-radius: var(--radius-lg); position: relative;
}
.testimonial p {
  font-family: var(--font-display); font-size: 17px; font-style: italic; line-height: 1.7; color: var(--color-text);
}
.testimonial cite {
  display: block; margin-top: 12px; font-style: normal; font-size: 14px; font-weight: 600; color: var(--color-text-secondary);
}

/* ===== SERVICES GRID ===== */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.service-item { padding: 28px; border: 1px solid var(--color-border); border-radius: var(--radius-md); transition: border-color 0.2s; }
.service-item:hover { border-color: var(--color-border); }
.service-item h4 { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.service-item p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.6; }

/* ===== FEATURED CARDS ===== */
.featured-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.featured-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 40px; display: flex; flex-direction: column;
}
.featured-card-icon {
  width: 56px; height: 56px; border-radius: 12px; background: var(--color-accent);
  display: flex; align-items: center; justify-content: center; margin-bottom: 24px;
}
.featured-card-icon svg { width: 28px; height: 28px; }
.featured-card h3 { font-family: var(--font-display); font-size: 24px; font-weight: 600; margin-bottom: 12px; }
.featured-card p { font-size: 15px; color: var(--color-text-secondary); line-height: 1.7; flex-grow: 1; margin-bottom: 20px; }

/* ===== CTA SECTION ===== */
.cta-section {
  padding: var(--section-pad) 0; background: var(--color-accent);
  text-align: center; color: white; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at 50% 120%, rgba(196,93,62,0.2) 0%, transparent 60%);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-section h2 { font-family: var(--font-display); font-size: 38px; font-weight: 600; margin-bottom: 14px; }
.cta-section p { font-size: 17px; color: rgba(255,255,255,0.75); margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; }

/* ===== FOOTER ===== */
.site-footer { background: var(--color-dark); color: rgba(255,255,255,0.6); padding: 60px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px; }
.footer-brand img { height: 32px; width: auto; margin-bottom: 14px; filter: invert(1); }
.footer-brand p { font-size: 14px; line-height: 1.6; max-width: 280px; }
.footer-col h4 { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.35); margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,0.6); padding: 4px 0; transition: color 0.2s; }
.footer-col a:hover { color: white; }
.footer-bottom {
  margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; justify-content: space-between; align-items: center; font-size: 13px;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
.animate-on-scroll { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

/* ===== UTILITY ===== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 16px; }
.mt-4 { margin-top: 32px; }
.mt-6 { margin-top: 48px; }
.mb-2 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 32px; }
.badge {
  display: inline-block; padding: 4px 10px; border-radius: 20px;
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
}
.badge-success { background: #E8F5E9; color: var(--color-success); }
.badge-warning { background: #FFF3E0; color: var(--color-warning); }

/* ===== TECH DOCS & SPECS ===== */
.tech-docs-grid { display: flex; flex-direction: column; gap: 8px; }
.tech-doc-item {
  display: flex; align-items: center; gap: 14px; padding: 14px 18px;
  background: white; border: 1px solid var(--color-border); border-radius: var(--radius);
  text-decoration: none; color: inherit; transition: all 0.2s;
}
.tech-doc-item:hover { border-color: var(--color-accent); box-shadow: var(--shadow-sm); }
.tech-doc-icon { font-size: 24px; flex-shrink: 0; }
.tech-doc-label { display: block; font-size: 14px; font-weight: 500; color: var(--color-text); }
.tech-doc-file { display: block; font-size: 12px; color: var(--color-text-light); margin-top: 2px; }
.specs-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.specs-table th {
  background: var(--color-accent); color: white; padding: 10px 14px;
  text-align: left; font-weight: 600; font-size: 13px;
}
.specs-table td { padding: 10px 14px; border-bottom: 1px solid var(--color-border); }
.specs-table tr:nth-child(even) td { background: #f8f9fa; }
.specs-table tr:hover td { background: #eef5f7; }

/* ===== PRODUCTS GRID ===== */
.products-section { padding: var(--section-pad) 0; }
.products-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px; margin-top: 48px;
}
.product-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: 12px; padding: 32px 24px 24px; text-align: center;
  transition: all 0.3s; cursor: pointer; display: flex; flex-direction: column; align-items: center;
  text-decoration: none; color: inherit;
}
.product-card:hover {
  border-color: var(--color-accent); box-shadow: 0 8px 30px rgba(15,76,92,0.08);
  transform: translateY(-3px);
}
.product-card-img { height: 90px; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.product-card-img img { max-height: 90px; width: auto; }
.product-card h3 {
  font-family: var(--font-display); font-size: 18px; font-weight: 600;
  color: var(--color-text); margin-bottom: 8px; line-height: 1.3;
}
.product-card p { font-size: 13.5px; color: var(--color-text-secondary); line-height: 1.6; flex-grow: 1; }
.product-card .card-link {
  margin-top: 16px; font-size: 13px; font-weight: 600; color: var(--color-accent);
  display: inline-flex; align-items: center; gap: 4px;
}
.product-card:hover .card-link { color: var(--color-accent-warm); }

/* ===== RESPONSIVE ===== */
@media (max-width: 960px) {
  :root { --section-pad: var(--section-pad-mobile); }
  .logo-tagline { display: none; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; position: absolute;
    top: 72px; left: 0; right: 0; background: white;
    padding: 16px 24px; border-bottom: 1px solid var(--color-border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  }
  .mobile-menu-btn { display: block; }
  .page-hero h1 { font-size: 32px; }
  .section-title { font-size: 30px; }
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .two-col.reversed { direction: ltr; }
  .product-detail-grid { grid-template-columns: 1fr; gap: 40px; }
  .product-gallery { position: static; }
  .products-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .product-card { padding: 20px 16px 16px; }
  .product-card p { display: none; }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; }
  .featured-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 600px) {
  .container, .container-narrow { padding: 0 20px; }
  .header-inner { padding: 0 20px; }
  .page-hero { padding: 40px 0 36px; }
  .page-hero h1 { font-size: 26px; }
  .store-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}