/* ═══════════════════════════════════════════════════════════════════
   RAYOU LIGHTING — Unified Design System
   Merged from all 9 original HTML pages into one source of truth.
   ═══════════════════════════════════════════════════════════════════ */

/* ─── Design Tokens ─── */
:root {
  --navy:       #1e2a4a;
  --red:        #c0392b;
  --dark:       #141824;
  --bg:         #f7f8fa;
  --surface:    #ffffff;
  --fg:         #1e2a4a;
  --muted:      #6b7280;
  --border:     #e5e7eb;
  --accent:     var(--red);
  --accent-navy: var(--navy);
  --accent-soft: rgba(192, 57, 43, 0.1);
  --fg-soft:    rgba(30, 42, 74, 0.06);
  --on-dark:    #f0f1f3;
  --on-dark-muted: #9ca3af;
  --on-dark-80: rgba(240, 241, 243, 0.8);
  --on-dark-70: rgba(240, 241, 243, 0.7);
  --on-dark-65: rgba(240, 241, 243, 0.65);
  --on-dark-60: rgba(240, 241, 243, 0.6);
  --on-dark-50: rgba(240, 241, 243, 0.5);
  --on-dark-40: rgba(240, 241, 243, 0.4);
  --on-dark-10: rgba(240, 241, 243, 0.1);
  --on-dark-8:  rgba(240, 241, 243, 0.08);
  --on-dark-1:  rgba(240, 241, 243, 0.01);
  --font-display: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-body:    'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, Menlo, monospace;
  --fs-h1: clamp(44px, 6vw, 76px);
  --fs-h2: clamp(32px, 4vw, 48px);
  --fs-h3: 22px;
  --fs-lead: 19px;
  --fs-body: 16px;
  --fs-meta: 13px;
  --gap-xs: 8px;
  --gap-sm: 12px;
  --gap-md: 20px;
  --gap-lg: 32px;
  --gap-xl: 56px;
  --gap-2xl: 96px;
  --container: 1120px;
  --gutter: 32px;
  --radius: 10px;
  --radius-lg: 16px;
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; }
fieldset { border: none; margin: 0; padding: 0; }

/* ─── Container & Layout ─── */
.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(48px, 8vw, var(--gap-2xl)); }
.section + .section { border-top: 1px solid var(--border); }
.stack { display: flex; flex-direction: column; }
.stack > * + * { margin-top: var(--gap-md); }
.row { display: flex; align-items: center; gap: var(--gap-md); }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: var(--gap-md); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap-md); }
.grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: var(--gap-xl); align-items: start; }
.rule { border: 0; border-top: 1px solid var(--border); margin: 0; }
@media (max-width: 920px) {
  .grid-2, .grid-3, .grid-4, .grid-2-1 { grid-template-columns: 1fr; }
}

/* ─── Typography ─── */
.h1, h1 { font-family: var(--font-display); font-size: var(--fs-h1); line-height: 1.04; letter-spacing: -0.02em; margin: 0; }
.h2, h2 { font-family: var(--font-display); font-size: var(--fs-h2); line-height: 1.1; letter-spacing: -0.015em; margin: 0; }
.h3, h3 { font-size: var(--fs-h3); font-weight: 600; line-height: 1.3; letter-spacing: -0.005em; margin: 0; }
.lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--muted); max-width: 60ch; margin: 0; }
.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin: 0 0 var(--gap-md); }
.meta { font-family: var(--font-mono); font-size: var(--fs-meta); color: var(--muted); }
.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

/* ═══════════════════════════════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════════════════════════════ */

/* ─── Top Navigation ─── */
.topnav { position: sticky; top: 0; z-index: 10; background: #F8FAFC; border-bottom: 1px solid var(--border); }
.topnav-inner { display: flex; align-items: center; justify-content: space-between; padding-block: 14px; }
.topnav .logo { display: flex; align-items: center; flex-shrink: 0; }
.topnav .logo-img { height: 32px; width: auto; display: block; }
.topnav nav { display: flex; gap: var(--nav-gap, 20px); align-items: center; flex-wrap: nowrap; }
.topnav nav a { font-size: 14px; color: var(--muted); font-weight: 400; white-space: nowrap; flex-shrink: 0; }
.topnav nav a:hover { color: var(--fg); }
.topnav nav a.active { color: var(--fg); font-weight: 500; }
.topnav .btn-quote {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px; border-radius: var(--radius);
  border: 1px solid var(--accent); background: transparent;
  color: var(--accent); font-size: 14px; font-weight: 500;
  transition: background 0.15s, color 0.15s;
}
.topnav .btn-quote:hover { background: var(--accent); color: var(--on-dark); }
.topnav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.15); }

/* Lang Switcher */
.lang-switcher {
  margin-left: 8px; display: inline-flex; align-items: center; gap: 5px;
  font-size: 13px; white-space: nowrap;
}
.lang-switcher .lang-link {
  color: var(--muted); text-decoration: none; font-weight: 400;
}
.lang-switcher .lang-link:hover { color: var(--accent); }
.lang-switcher .lang-current {
  color: var(--fg); font-weight: 600; cursor: default;
}
.lang-switcher .lang-sep { color: var(--border); font-size: 11px; }

/* Mobile Menu */
.menu-toggle { display: none; background: none; border: none; color: var(--fg); font-size: 24px; cursor: pointer; padding: 4px; }
@media (max-width: 920px) {
  .menu-toggle { display: block; }
  .topnav nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: #F8FAFC; flex-direction: column; padding: var(--gap-md) var(--gutter);
    gap: var(--gap-sm); border-top: 1px solid var(--border);
  }
  .topnav nav.open { display: flex; }
  .topnav nav a { font-size: 14px; color: var(--muted); font-weight: 400; padding: 8px 0; }
  .topnav .btn-quote { width: 100%; justify-content: center; margin-top: 8px; }
  .lang-switcher { width: 100%; justify-content: center; padding: 8px 0; }
}

/* ═══════════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════════ */

.pagefoot {
  padding-block: var(--gap-xl); font-size: 13px;
  border-top: 1px solid var(--border); background: var(--accent-navy); color: var(--on-dark-50);
}
.pagefoot .row-between { flex-wrap: wrap; gap: var(--gap-md); }
.pagefoot a { color: var(--on-dark-60); }
.pagefoot a:hover { color: var(--on-dark); }
.pagefoot h4 { color: var(--on-dark); font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 12px; }
.pagefoot .footer-col { display: flex; flex-direction: column; gap: 8px; }
.pagefoot hr { border: 0; border-top: 1px solid var(--on-dark-10); margin: 0 0 20px; }
.social-icon { color: var(--on-dark-60); transition: color 0.2s; }
.social-icon:hover { color: var(--accent) !important; }

/* ═══════════════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════════════ */

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 15px; font-weight: 500; letter-spacing: -0.005em;
  transition: transform 0.05s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--on-dark); border-color: var(--accent); }
.btn-primary:hover { background: #a33022; }
.btn-secondary { background: transparent; color: var(--fg); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--fg); }
.btn-ghost { background: transparent; color: var(--fg); border-color: transparent; padding-inline: 8px; }
.btn-ghost:hover { color: var(--accent); }
.btn-arrow::after { content: '→'; transition: transform 0.15s ease; }
.btn-arrow:hover::after { transform: translateX(2px); }
.btn-white { background: var(--on-dark); color: var(--accent-navy); border-color: var(--on-dark); font-weight: 600; }
.btn-white:hover { background: #d5d7da; }
.btn:disabled, .btn[disabled] { opacity: 0.5; pointer-events: none; }

/* ═══════════════════════════════════════════════════════════════════
   HERO SECTIONS
   ═══════════════════════════════════════════════════════════════════ */

/* ─── Home Hero (index.html) ─── */
.hero { padding-block: clamp(40px, 5vw, 64px); will-change: transform; }

/* ─── Banner backgrounds (replaces navy with banner image) ─── */
.hero.has-banner { background-size: cover !important; background-position: center !important; position: relative; }
.hero.has-banner::before { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg,rgba(20,24,36,0.75) 0%,rgba(20,24,36,0.35) 60%,transparent 100%); pointer-events: none; }
.hero-center { text-align: center; max-width: 720px; margin-inline: auto; }
.hero h1 { margin-bottom: var(--gap-sm); }
.hero .lead { margin-bottom: var(--gap-md); }
.hero-eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.hero-cta { display: inline-flex; gap: var(--gap-sm); flex-wrap: wrap; }
.hero-center .hero-cta { justify-content: center; }
.hero-split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap-2xl); align-items: center; }
@media (max-width: 920px) { .hero-split { grid-template-columns: 1fr; } }

/* ─── Page Hero (inner pages) ─── */
.page-hero {
  background: var(--accent-navy); color: var(--on-dark);
  padding-block: clamp(60px, 10vw, 120px);
  text-align: center;
}
.page-hero-banner { padding-block: clamp(60px, 10vw, 120px); background-size: cover; background-position: center; position: relative; }
.page-hero-banner::before { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg,rgba(20,24,36,0.78) 0%,rgba(20,24,36,0.45) 100%); pointer-events: none; }
.page-hero-banner h1 { color: var(--on-dark); margin-bottom: 16px; }
.page-hero h1 { color: var(--on-dark); margin-bottom: 16px; }
.page-hero .lead { color: var(--on-dark-60); margin-inline: auto; }
.page-hero .eyebrow { color: var(--accent); }

/* ─── Home Hero (PHP variant) ─── */
.home-hero {
  background: var(--accent-navy); color: var(--on-dark);
  padding-block: clamp(80px, 12vw, 160px);
  position: relative; overflow: hidden;
}
.home-hero h1 { color: var(--on-dark); }
.home-hero .lead { color: var(--on-dark-60); margin-top: 16px; }
.home-hero .hero-cta { margin-top: 32px; display: flex; gap: var(--gap-md); flex-wrap: wrap; }
.home-hero .hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 999px;
  background: var(--on-dark-8); color: var(--on-dark-80);
  font-size: 13px; margin-bottom: 24px; border: 1px solid var(--on-dark-10);
}

/* ═══════════════════════════════════════════════════════════════════
   CARDS — Generic
   ═══════════════════════════════════════════════════════════════════ */

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
}
.card-flat { background: transparent; border: 0; padding: 0; }

/* ═══════════════════════════════════════════════════════════════════
   FEATURES (index.html Why RAYOU)
   ═══════════════════════════════════════════════════════════════════ */

.feature .feature-mark {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border: 1px solid var(--border); border-radius: 12px;
  color: var(--accent); margin-bottom: var(--gap-md);
}
.feature .feature-mark svg { width: 20px; height: 20px; }
.feature h3 { margin-bottom: 6px; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }

/* ═══════════════════════════════════════════════════════════════════
   PRODUCT CARDS
   ═══════════════════════════════════════════════════════════════════ */

.product-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}
.product-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); transform: translateY(-2px); }
.product-card .card-img {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--accent-soft), var(--fg-soft));
  display: grid; place-items: center;
  color: var(--muted); font-family: var(--font-mono); font-size: 12px;
}
.product-card .card-body { padding: 20px; }
.product-card h3 { font-size: 17px; margin-bottom: 4px; }
.product-card p { margin: 0; color: var(--muted); font-size: 14px; }
.product-card .specs { display: flex; gap: 12px; margin-top: 12px; flex-wrap: wrap; }
.product-card .spec-tag {
  display: inline-flex; padding: 3px 8px;
  background: var(--fg-soft); border-radius: 4px;
  font-family: var(--font-mono); font-size: 11px; color: var(--muted);
}

/* ═══════════════════════════════════════════════════════════════════
   PROJECT CARDS
   ═══════════════════════════════════════════════════════════════════ */

.project-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.project-card:hover { box-shadow: 0 8px 32px rgba(20, 24, 36, 0.08); transform: translateY(-2px); }
.project-card .ph-img { border-radius: 0; border: none; border-bottom: 1px solid var(--border); }
.project-card .card-body { padding: 24px; }
.project-card .card-body h3 { margin-bottom: 8px; font-size: 20px; }
.project-card .card-body p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.5; }
.project-card .card-meta {
  display: flex; gap: var(--gap-md); flex-wrap: wrap;
  margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border);
}
.project-card .card-meta span {
  font-family: var(--font-mono); font-size: 12px; color: var(--muted);
  display: flex; align-items: center; gap: 6px;
}
.project-card .card-meta .tag {
  background: var(--accent-soft); color: var(--accent);
  padding: 3px 10px; border-radius: 20px; font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════════════
   ARTICLE / NEWS CARDS
   ═══════════════════════════════════════════════════════════════════ */

.article-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.article-card:hover { box-shadow: 0 8px 32px rgba(20, 24, 36, 0.08); transform: translateY(-2px); }
.article-card .ph-img { border-radius: 0; border: none; border-bottom: 1px solid var(--border); }
.article-card .card-body { padding: 24px; }
.article-card .card-body .article-date {
  font-family: var(--font-mono); font-size: 12px; color: var(--muted); margin-bottom: 8px;
}
.article-card .card-body h3 { margin-bottom: 8px; font-size: 20px; }
.article-card .card-body p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.5; }
.article-card .card-body .read-more {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 16px; font-size: 14px; font-weight: 500; color: var(--accent);
}
.article-card .card-body .read-more::after { content: '→'; transition: transform 0.15s; }
.article-card .card-body .read-more:hover::after { transform: translateX(3px); }

/* Featured Article */
.featured-article {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: box-shadow 0.2s ease;
}
.featured-article:hover { box-shadow: 0 8px 32px rgba(20, 24, 36, 0.08); }
.featured-article .ph-img { border-radius: 0; border: none; aspect-ratio: auto; min-height: 320px; }
.featured-article .card-body { padding: 40px; display: flex; flex-direction: column; justify-content: center; }
.featured-article .card-body .article-tag {
  display: inline-block; background: var(--accent-soft); color: var(--accent);
  padding: 4px 12px; border-radius: 20px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 500;
  margin-bottom: 16px; width: fit-content;
}
.featured-article .card-body h3 { font-size: 28px; margin-bottom: 12px; }
.featured-article .card-body p { font-size: 16px; }
@media (max-width: 920px) {
  .featured-article { grid-template-columns: 1fr; }
  .featured-article .ph-img { min-height: 200px; }
  .featured-article .card-body { padding: 24px; }
}

/* ═══════════════════════════════════════════════════════════════════
   CONTACT CARDS
   ═══════════════════════════════════════════════════════════════════ */

.contact-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
}
.contact-card .icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; margin-bottom: 16px;
}
.contact-card .icon svg { width: 20px; height: 20px; }

/* ═══════════════════════════════════════════════════════════════════
   FILTER BAR
   ═══════════════════════════════════════════════════════════════════ */

.filter-bar { display: flex; gap: var(--gap-sm); flex-wrap: wrap; margin-bottom: var(--gap-lg); }
.filter-btn {
  padding: 8px 16px; border-radius: 999px;
  border: 1px solid var(--border); background: transparent;
  color: var(--muted); font-size: 13px;
  cursor: pointer; transition: all 0.15s;
}
.filter-btn:hover, .filter-btn.active { background: var(--accent); color: var(--on-dark); border-color: var(--accent); }

/* ═══════════════════════════════════════════════════════════════════
   STATS
   ═══════════════════════════════════════════════════════════════════ */

.stat .stat-num {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 80px);
  line-height: 0.95; letter-spacing: -0.04em;
  color: var(--accent); font-weight: 600;
}
.stat .stat-label { color: var(--muted); font-size: 14px; margin-top: 8px; max-width: 24ch; }
.stat .stat-unit { font-size: 0.5em; opacity: 0.7; margin-left: 2px; }

.stat-row {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-lg); text-align: center;
  padding-block: var(--gap-xl);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.stat-row .stat-num {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  line-height: 0.95; letter-spacing: -0.04em;
  color: var(--accent); font-weight: 600;
}
.stat-row .stat-label { color: var(--muted); font-size: 14px; margin-top: 8px; }
@media (max-width: 920px) { .stat-row { grid-template-columns: repeat(2, 1fr); } }

/* Standalone stat-num (distributors.html) */
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  line-height: 0.95; letter-spacing: -0.04em;
  color: var(--accent); font-weight: 600;
}
.stat-label { color: var(--muted); font-size: 14px; margin-top: 8px; }

/* ═══════════════════════════════════════════════════════════════════
   CTA SECTION
   ═══════════════════════════════════════════════════════════════════ */

.cta-section {
  text-align: center; background: var(--accent-navy); color: var(--on-dark);
  padding-block: clamp(64px, 10vw, 120px);
}
.cta-section h2 { color: var(--on-dark); margin-bottom: 16px; }
.cta-section .lead { color: var(--on-dark-60); margin-inline: auto 32px; }
.cta-buttons { display: flex; gap: var(--gap-md); justify-content: center; flex-wrap: wrap; }

/* ═══════════════════════════════════════════════════════════════════
   PLACEHOLDER IMAGES
   ═══════════════════════════════════════════════════════════════════ */

.ph-img {
  background: linear-gradient(135deg, var(--accent-soft), var(--fg-soft)), var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  aspect-ratio: 16 / 10; display: grid; place-items: center;
  color: var(--muted); font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.04em;
  overflow: hidden;
}
.ph-img.wide { aspect-ratio: 16 / 9; }
.ph-img.square { aspect-ratio: 1 / 1; }

/* ═══════════════════════════════════════════════════════════════════
   TIMELINE (about.html)
   ═══════════════════════════════════════════════════════════════════ */

.timeline { position: relative; padding-left: 32px; }
.timeline::before { content: ''; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--border); }
.timeline-item { position: relative; padding-bottom: 40px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: ''; position: absolute; left: -28px; top: 8px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--bg);
}
.timeline-year { font-family: var(--font-mono); font-size: 13px; color: var(--accent); margin-bottom: 4px; }

/* ═══════════════════════════════════════════════════════════════════
   CERTIFICATIONS (about.html)
   ═══════════════════════════════════════════════════════════════════ */

.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap-md); }
@media (max-width: 920px) { .cert-grid { grid-template-columns: repeat(2, 1fr); } }
.cert-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; text-align: center; }
.cert-card .cert-icon { font-size: 32px; margin-bottom: 8px; }
.cert-card .cert-icon-img { height: 56px; margin-bottom: 10px; display: flex; align-items: center; justify-content: center; }
.cert-card .cert-icon-img img { max-width: 80%; max-height: 100%; object-fit: contain; display: block; }
.cert-card h4 { font-size: 15px; margin-bottom: 4px; }
.cert-card p { margin: 0; font-size: 13px; color: var(--muted); }

/* ═══════════════════════════════════════════════════════════════════
   PARTNER / CERT STRIP (index.html)
   ═══════════════════════════════════════════════════════════════════ */

.partner-strip {
  display: flex; align-items: center; justify-content: center;
  gap: clamp(32px, 5vw, 64px); flex-wrap: wrap; opacity: 0.4;
}
.partner-strip .partner {
  font-family: var(--font-display); font-size: 18px; font-weight: 600;
  letter-spacing: 0.04em; color: var(--fg);
}

/* ═══════════════════════════════════════════════════════════════════
   FORMS
   ═══════════════════════════════════════════════════════════════════ */

.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 13px; color: var(--muted); font-weight: 500; }
.field .required { color: var(--accent); }
.input, .textarea, .select {
  width: 100%; padding: 11px 14px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface); color: var(--fg); font: inherit; font-size: 15px;
  transition: border-color 0.15s;
}
.input:focus, .textarea:focus, .select:focus { outline: none; border-color: var(--accent); }
.textarea { min-height: 120px; resize: vertical; line-height: 1.55; }
.select {
  appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b6964' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap-md); }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }

/* Form Validation */
.field-error { border-color: var(--accent) !important; background: rgba(192,57,43,0.03); }
.form-msg { font-size: 13px; margin-top: 4px; display: flex; align-items: center; gap: 4px; }
.form-msg.error { color: var(--accent); }
.form-msg.success { color: #16a34a; }

/* Form Card (quote.html) */
.form-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; }
.sidebar-card { background: var(--fg-soft); border-radius: var(--radius-lg); padding: 32px; }
.sidebar-card h3 { margin-bottom: 16px; }
.check-item { display: flex; gap: 12px; align-items: start; padding: 12px 0; border-bottom: 1px solid var(--border); }
.check-item:last-child { border-bottom: 0; }
.check-icon { min-width: 20px; height: 20px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-size: 11px; margin-top: 2px; }

/* ═══════════════════════════════════════════════════════════════════
   PRODUCT DETAIL (product-detail.html)
   ═══════════════════════════════════════════════════════════════════ */

.breadcrumb { padding: 16px 0; font-size: 13px; color: var(--muted); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { margin: 0 6px; }

.product-detail { position: relative; }
.product-content { margin-left: 0; }

/* Gallery */
.product-gallery {
  position: relative;
  background: linear-gradient(135deg, var(--accent-soft), var(--fg-soft));
  border-radius: var(--radius-lg); aspect-ratio: 4/3; overflow: hidden;
}
.gallery-main { position: relative; width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; }
.gallery-main .gallery-item { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.3s ease; pointer-events: none; }
.gallery-main .gallery-item.active { opacity: 1; pointer-events: auto; }
.gallery-main .ph-img { width: 100%; height: 100%; background: var(--border); display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 14px; }
.gallery-nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.9); border: 1px solid var(--border);
  display: grid; place-items: center; cursor: pointer; color: var(--fg); transition: all 0.15s;
}
.gallery-nav:hover { background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.gallery-nav.prev { left: 12px; }
.gallery-nav.next { right: 12px; }
.gallery-counter {
  position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 12px; color: var(--muted);
  background: rgba(255,255,255,0.85); padding: 4px 10px; border-radius: 999px;
}
.gallery-thumbs {
  display: flex; gap: 8px; margin-top: 12px;
  overflow-x: auto; flex-wrap: nowrap;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 4px; /* room for scrollbar */
  /* subtle gradient right edge indicating scrollability */
  mask-image: linear-gradient(to right, #000 calc(100% - 40px), transparent);
  -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 40px), transparent);
}
.gallery-thumb {
  flex: 0 0 80px; aspect-ratio: 4/3;
  border: 2px solid transparent; border-radius: var(--radius);
  overflow: hidden; cursor: pointer;
  transition: border-color 0.15s;
  scroll-snap-align: start;
}
.gallery-thumbs::-webkit-scrollbar { height: 3px; }
.gallery-thumbs::-webkit-scrollbar-track { background: transparent; }
.gallery-thumbs::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.gallery-thumbs::-webkit-scrollbar-thumb:hover { background: var(--muted); }
.gallery-thumb.active { border-color: var(--accent); }
.gallery-thumb:hover { border-color: var(--accent-soft); }
.gallery-thumb .thumb-img { width: 100%; height: 100%; background: var(--border); display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 11px; }

/* Product Info */
.product-info { padding-block: var(--gap-md); }
.product-info .product-tag {
  display: inline-block; padding: 4px 10px;
  background: var(--accent-soft); color: var(--accent); border-radius: 4px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 12px;
}
.product-info h1 { margin-bottom: 8px; }
.product-info .product-subtitle { color: var(--muted); font-size: 16px; margin-bottom: 20px; }

/* Spec Highlights */
.spec-highlights { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.spec-pill { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; font-size: 13px; }
.spec-pill .spec-val { font-family: var(--font-mono); font-weight: 600; color: var(--fg); }
.spec-pill .spec-label { color: var(--muted); }

/* Product Hero Grid */
.product-hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap-lg); align-items: start; }
.product-specs-sidebar { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; }
.product-specs-sidebar h3 { font-size: 14px; font-weight: 600; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--fg); }
.product-specs-sidebar .spec-item { display: flex; justify-content: space-between; align-items: center; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.product-specs-sidebar .spec-item:last-child { border-bottom: none; }
.product-specs-sidebar .spec-label { color: var(--muted); font-size: 12px; }
.product-specs-sidebar .spec-value { font-family: var(--font-mono); font-weight: 600; text-align: right; font-size: 13px; }
.product-specs-sidebar .spec-tag { display: inline-block; padding: 2px 8px; background: var(--accent-soft); color: var(--accent); border-radius: 4px; font-size: 11px; font-weight: 600; }
.product-specs-sidebar .view-all { display: block; margin-top: 12px; font-size: 12px; font-weight: 600; color: var(--accent); }
.product-specs-sidebar .view-all:hover { text-decoration: underline; }
@media (max-width: 920px) { .product-hero-grid { grid-template-columns: 1fr; } }

/* Inquiry Sidebar */
.inquiry-sidebar {
  position: fixed; top: 76px; right: 0; z-index: 20;
  width: 300px; max-height: calc(100vh - 76px);
  background: var(--surface); border-left: 1px solid var(--border);
  padding: 24px 20px;
  box-shadow: -4px 0 20px rgba(0,0,0,0.06);
  transition: transform 0.3s ease, opacity 0.3s ease;
  overflow-y: auto;
  transform: translateX(calc(100% + 48px)); opacity: 0; pointer-events: none;
}
.inquiry-sidebar:hover,
.inquiry-sidebar.hover-open { transform: translateX(0); opacity: 1; pointer-events: all; }
.inquiry-sidebar.active-open { transform: translateX(0); opacity: 1; pointer-events: all; }
.inquiry-sidebar.active-closed { transform: translateX(calc(100% + 48px)) !important; opacity: 0 !important; pointer-events: none !important; }
.inquiry-sidebar h3 { margin-bottom: 2px; font-size: 16px; }
.inquiry-sidebar .sidebar-sub { color: var(--muted); font-size: 12px; margin-bottom: 16px; }
.inquiry-sidebar label { display: block; font-size: 12px; font-weight: 500; margin-bottom: 3px; color: var(--fg); }
.inquiry-sidebar input, .inquiry-sidebar textarea, .inquiry-sidebar select {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: var(--radius);
  font-family: var(--font-body); font-size: 13px; color: var(--fg); background: var(--bg);
  transition: border-color 0.15s;
}
.inquiry-sidebar input:focus, .inquiry-sidebar textarea:focus, .inquiry-sidebar select:focus { outline: none; border-color: var(--accent); }
.inquiry-sidebar textarea { resize: vertical; min-height: 60px; }
.inquiry-sidebar .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.inquiry-sidebar .form-group { margin-bottom: 10px; }
.inquiry-sidebar .btn-submit { width: 100%; justify-content: center; margin-top: 2px; padding: 10px; font-size: 14px; }
.inquiry-sidebar .trust-line { margin-top: 10px; font-size: 11px; color: var(--muted); text-align: center; }
.inquiry-sidebar .trust-line svg { display: inline-block; vertical-align: middle; margin-right: 3px; }
.inquiry-sidebar .sidebar-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 2px; }
.inquiry-sidebar .sidebar-header h3 { margin: 0; }
.inquiry-sidebar .sidebar-close {
  flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--bg);
  display: grid; place-items: center; cursor: pointer;
  font-size: 16px; color: var(--muted); transition: all 0.15s;
}
.inquiry-sidebar .sidebar-close:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }

/* Sidebar Reopen Tab */
.sidebar-tab {
  position: fixed; top: 50%; right: 0; z-index: 21;
  transform: translateY(-50%);
  width: 40px; padding: 14px 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  cursor: pointer;
  background: var(--accent-navy); border-radius: 8px 0 0 8px;
  box-shadow: -2px 0 12px rgba(0,0,0,0.15);
  transition: transform 0.2s, opacity 0.2s;
}
.sidebar-tab:hover { transform: translateY(-50%) translateX(-3px); }
.sidebar-tab .tab-icon {
  display: flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; background: var(--accent); border-radius: 50%; color: var(--on-dark);
}
.sidebar-tab .tab-text {
  writing-mode: vertical-rl; text-orientation: mixed;
  font-size: 11px; font-weight: 600; color: var(--on-dark); letter-spacing: 0.06em; white-space: nowrap;
}
.sidebar-tab.hidden-tab { opacity: 0; pointer-events: none; }

/* Mobile Sidebar */
.mobile-reopen-btn { display: none; }
@media (max-width: 920px) {
  .inquiry-sidebar {
    position: fixed; top: auto; bottom: 0; left: 0; right: 0;
    width: 100%; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    border-left: none; border-top: 1px solid var(--border);
    max-height: 70vh; overflow-y: auto; z-index: 50;
    transform: translateY(100%); transition: transform 0.3s ease;
    opacity: 1; pointer-events: none;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.08);
  }
  .inquiry-sidebar.mobile-open { transform: translateY(0); pointer-events: all; }
  .sidebar-tab { display: none !important; }
  .product-content { margin-left: 0 !important; }
  .mobile-reopen-btn {
    display: grid; place-items: center; position: fixed;
    bottom: 24px; left: 24px; z-index: 51;
    width: 48px; height: 48px; border-radius: 50%;
    background: var(--accent); color: var(--on-dark); border: none;
    box-shadow: 0 4px 16px rgba(192,57,43,0.3); cursor: pointer; font-size: 20px;
  }
  .mobile-reopen-btn.hidden { display: none; }
}

/* Features Grid (product detail) */
.feature-card { padding: 24px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); }
.feature-card .feature-icon { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); display: grid; place-items: center; color: var(--accent); margin-bottom: 14px; }
.feature-card h3 { font-size: 16px; margin-bottom: 6px; }
.feature-card p { margin: 0; font-size: 14px; color: var(--muted); }

/* Specs Table */
.specs-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.specs-table tr { border-bottom: 1px solid var(--border); }
.specs-table tr:last-child { border-bottom: none; }
.specs-table td { padding: 12px 0; vertical-align: top; }
.specs-table td:first-child { font-weight: 500; color: var(--fg); width: 200px; }
.specs-table td:last-child { color: var(--muted); }

/* Application Tags */
.app-tag { display: inline-block; padding: 8px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; font-size: 13px; color: var(--fg); margin: 4px; }

/* Related Products */
.related-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; transition: box-shadow 0.2s, transform 0.2s; }
.related-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); transform: translateY(-2px); }
.related-card .card-img { aspect-ratio: 4/3; background: linear-gradient(135deg, var(--accent-soft), var(--fg-soft)); display: grid; place-items: center; color: var(--muted); }
.related-card .card-img svg { width: 48px; height: 48px; opacity: 0.3; }
.related-card .card-body { padding: 16px; }
.related-card h3 { font-size: 15px; margin-bottom: 4px; }
.related-card p { margin: 0; font-size: 13px; color: var(--muted); }

/* ═══════════════════════════════════════════════════════════════════
   DISTRIBUTORS PAGE
   ═══════════════════════════════════════════════════════════════════ */

/* Benefit Icon (inline, not card) */
.benefit-icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border: 1px solid var(--border); border-radius: 12px;
  color: var(--accent); margin-bottom: var(--gap-md);
}
.benefit-icon svg { width: 20px; height: 20px; }

/* Steps */
.step-num {
  display: grid; place-items: center;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--accent); color: var(--on-dark);
  font-weight: 700; font-size: 15px; flex-shrink: 0;
}
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap-lg); }
@media (max-width: 920px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .steps { grid-template-columns: 1fr; } }
.step { text-align: center; }
.step .step-num { width: 48px; height: 48px; border-radius: 50%; background: var(--accent); color: var(--on-dark); display: grid; place-items: center; font-weight: 700; font-size: 20px; margin: 0 auto 16px; }
.step h3 { font-size: 18px; margin-bottom: 6px; }
.step p { margin: 0; color: var(--muted); font-size: 14px; }

/* Region Cards */
.region-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; text-align: center;
}
.region-card h3 { font-size: 18px; margin-bottom: 6px; }
.region-card p { margin: 0; color: var(--muted); font-size: 14px; }

/* Distributor Application Form */
.dist-form { max-width: 640px; }
.dist-form .form-group { margin-bottom: var(--gap-md); }
.dist-form label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 4px; }
.dist-form input,
.dist-form select,
.dist-form textarea {
  width: 100%; padding: 10px 14px;
  border: 1px solid var(--border); border-radius: var(--radius);
  font-family: var(--font-body); font-size: 15px;
  background: var(--surface); color: var(--fg);
}
.dist-form input:focus,
.dist-form select:focus,
.dist-form textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft);
}
.dist-form .form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap-md); }
@media (max-width: 640px) { .dist-form .form-row-2 { grid-template-columns: 1fr; } }

/* ═══════════════════════════════════════════════════════════════════
   ARTICLE CONTENT (rich text)
   ═══════════════════════════════════════════════════════════════════ */

.article-content { line-height: 1.8; font-size: 16px; }
.article-content p { margin: 0 0 16px; }
.article-content img { max-width: 100%; border-radius: var(--radius); margin: 24px 0; }
.article-content h2, .article-content h3 { margin-top: 32px; margin-bottom: 12px; }
.article-content ul, .article-content ol { padding-left: 24px; }
.article-content li { margin-bottom: 8px; }

/* ═══════════════════════════════════════════════════════════════════
   ANIMATIONS — Scroll Reveal
   ═══════════════════════════════════════════════════════════════════ */

[data-reveal] {
  opacity: 0;
  will-change: transform, opacity;
}

/* Type: fade-up (default) */
[data-reveal="fade-up"],
[data-reveal]:not([data-reveal="fade-left"]):not([data-reveal="fade-right"]):not([data-reveal="scale"]):not([data-reveal="fade-in"]):not([data-reveal="rotate-in"]) {
  transform: translateY(40px) scale(0.98);
}

/* Type: fade-left — slides in from right */
[data-reveal="fade-left"] { transform: translateX(60px) scale(0.98); }

/* Type: fade-right — slides in from left */
[data-reveal="fade-right"] { transform: translateX(-60px) scale(0.98); }

/* Type: scale — grows from center */
[data-reveal="scale"] { transform: scale(0.88); }

/* Type: fade-in — just opacity, no movement */
[data-reveal="fade-in"] { transform: none; }

/* Type: rotate-in — subtle rotation + scale */
[data-reveal="rotate-in"] { transform: rotate(-3deg) scale(0.92); }

/* Legacy left/right (index.html inline styles) */
[data-reveal="left"] { transform: translateX(-32px); }
[data-reveal="left"].revealed { transform: translateX(0); }
[data-reveal="right"] { transform: translateX(32px); }
[data-reveal="right"].revealed { transform: translateX(0); }

/* Revealed state */
[data-reveal].revealed {
  opacity: 1 !important;
  transform: translateY(0) translateX(0) scale(1) rotate(0deg) !important;
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Section-level reveal */
[data-section-reveal] {
  opacity: 0; transform: translateY(24px);
  will-change: transform, opacity;
}
[data-section-reveal].revealed {
  opacity: 1; transform: translateY(0);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Parallax attribute */
[data-parallax] {
  transition: transform 0.1s linear;
  will-change: transform;
}

/* Image zoom on reveal */
[data-reveal="fade-up"].revealed .card-img,
[data-reveal="scale"].revealed .card-img,
[data-reveal="fade-left"].revealed .card-img,
[data-reveal="fade-right"].revealed .card-img {
  transform: scale(1);
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.15s;
}
.card-img { transform: scale(1.08); }

/* Line / rule animations */
.reveal-line {
  width: 0; height: 1px;
  background: var(--red, #c0392b);
  transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-line.revealed { width: 48px; }

/* Smooth page transitions */
#content > section { position: relative; }

/* ═══════════════════════════════════════════════════════════════════
   PRELOADER
   ═══════════════════════════════════════════════════════════════════ */

#preloader {
  position: fixed; inset: 0; z-index: 99999;
  background: var(--dark);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.6s;
}
#preloader.fade-out {
  opacity: 0; visibility: hidden; pointer-events: none;
}
.preloader-inner { text-align: center; }
.preloader-logo {
  display: flex; align-items: center; justify-content: center;
  gap: 4px; margin-bottom: 32px;
  opacity: 0; transform: translateY(12px);
  animation: preloaderFadeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
}
.preloader-rayou {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 36px; font-weight: 700;
  letter-spacing: 0.06em; color: var(--on-dark);
}
.preloader-o {
  display: flex; align-items: center;
  animation: preloaderPulse 1.2s ease-in-out infinite;
}
.preloader-lighting {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  font-size: 36px; font-weight: 300;
  letter-spacing: 0.18em; color: var(--muted);
}
.preloader-bar {
  width: 200px; height: 2px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px; overflow: hidden;
  margin: 0 auto;
  opacity: 0; animation: preloaderFadeIn 0.4s 0.3s forwards;
}
.preloader-bar-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent), #e74c3c);
  border-radius: 2px;
  animation: preloaderBarFill 1.4s cubic-bezier(0.4, 0, 0.2, 1) 0.4s forwards;
}

@keyframes preloaderFadeIn {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes preloaderPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}
@keyframes preloaderBarFill {
  0% { width: 0%; }
  60% { width: 85%; }
  100% { width: 100%; }
}

/* ═══════════════════════════════════════════════════════════════════
   ACCESSIBILITY
   ═══════════════════════════════════════════════════════════════════ */

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ═══════════════════════════════════════════════════════════════════
   REDUCED MOTION
   ═══════════════════════════════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-section-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  #preloader { display: none; }
}

/* ═══════════════════════════════════════════════════════════════════
   GOOGLE TRANSLATE UI (completely hide)
   ═══════════════════════════════════════════════════════════════════ */

body { top: 0 !important; position: relative !important; }
.goog-te-banner-frame, .goog-te-banner-frame *,
.goog-te-banner-frame iframe, .goog-te-gadget-extra,
#goog-gt-tt, .goog-te-spinner-pos,
iframe[src*="translate.google"] {
  display: none !important; visibility: hidden !important;
  height: 0 !important; width: 0 !important;
  position: fixed !important; top: -9999px !important;
  left: -9999px !important; z-index: -9999 !important;
  pointer-events: none !important; opacity: 0 !important;
}

/* ═══════════════════════════════════════════════════════════════════
   PRINT
   ═══════════════════════════════════════════════════════════════════ */

@media print {
  .topnav, .pagefoot, .floating-inquiry, .btn-ghost, .sidebar-toggle-btn { display: none !important; }
  .section { break-inside: avoid; }
}

/* ═══════════════════════════════════════════════════════════════════
   PRODUCT DESCRIPTION (rich HTML content)
   ═══════════════════════════════════════════════════════════════════ */

.product-description {
  background: var(--surface);
  border-radius: 8px;
  padding: 32px;
  border: 1px solid rgba(0,0,0,0.06);
}
.product-description .desc-body > *:first-child { margin-top: 0; }
.product-description .desc-body > *:last-child { margin-bottom: 0; }
.product-description .desc-body h2,
.product-description .desc-body h3 {
  font-family: 'Open Sans', sans-serif;
  color: var(--navy);
  margin-top: 28px;
  margin-bottom: 12px;
}
.product-description .desc-body h2 { font-size: 20px; }
.product-description .desc-body h3 { font-size: 17px; }
.product-description .desc-body p {
  line-height: 1.7;
  color: #444;
  margin-bottom: 14px;
}
.product-description .desc-body ul,
.product-description .desc-body ol {
  padding-left: 20px;
  margin-bottom: 14px;
  line-height: 1.7;
  color: #444;
}
.product-description .desc-body li { margin-bottom: 4px; }
.product-description .desc-body img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  margin: 16px 0;
}

/* ═══════════════════════════════════════════════════════════════════
   UTILITIES
   ═══════════════════════════════════════════════════════════════════ */

.text-center { text-align: center; }
.mt-sm { margin-top: var(--gap-sm); }
.mt-md { margin-top: var(--gap-md); }
.mt-lg { margin-top: var(--gap-lg); }
.mb-md { margin-bottom: var(--gap-md); }
.mb-lg { margin-bottom: var(--gap-lg); }