/* nuuo.co.uk — Core Stylesheet
   Off-white base · Orange highlights · Navy product cards
   ============================================================ */

:root {
  --orange:       #f4650a;
  --orange-dk:    #e05508;
  --orange-lt:    #ff7a20;
  --navy:         #0a1628;
  --navy-mid:     #0f2044;
  --navy-lt:      #1a3060;
  --navy-card:    rgba(15,32,68,0.95);
  --off-white:    #f7f6f2;
  --off-white2:   #eeecea;
  --text:         #1a1a2e;
  --text-muted:   #5a5a72;
  --text-light:   #8a8aa0;
  --border:       rgba(10,22,40,0.12);
  --border-card:  rgba(255,255,255,0.08);
  --radius-sm:    6px;
  --radius-md:    10px;
  --radius-lg:    16px;
  --radius-xl:    24px;
  --shadow-sm:    0 1px 4px rgba(10,22,40,0.08);
  --shadow-md:    0 4px 20px rgba(10,22,40,0.12);
  --shadow-lg:    0 8px 40px rgba(10,22,40,0.16);
  --transition:   0.2s ease;
  --max-w:        1200px;
  --font:         'DM Sans', system-ui, -apple-system, sans-serif;
  --font-cond:    'Barlow Condensed', 'DM Sans', sans-serif;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--off-white);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--orange); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--orange-dk); }
ul { list-style: none; }

/* ── Typography ─────────────────────────────────────────────── */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-cond);
  font-weight: 700;
  line-height: 1.15;
  color: var(--navy);
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; font-family: var(--font); font-weight: 600; }
p { margin-bottom: 1rem; color: var(--text); }
.lead { font-size: 1.15rem; color: var(--text-muted); line-height: 1.7; }

/* ── Layout ─────────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; }
.section--sm { padding: 3rem 0; }
.section--lg { padding: 7rem 0; }
.section--navy { background: #1e2124; }
.section--navy h2, .section--navy h3, .section--navy h4 { color: #fff; }
.section--navy p, .section--navy .lead { color: rgba(255,255,255,0.7); }
.section--navy-mid { background: #252829; }
.section--navy-mid h2, .section--navy-mid h3 { color: #fff; }
.section--stripe { background: var(--off-white2); }

.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-auto-sm { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.text-center { text-align: center; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--orange);
  color: #fff;
  border-color: var(--orange);
}
.btn-primary:hover {
  background: var(--orange-dk);
  border-color: var(--orange-dk);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(244,101,10,0.35);
}
.btn-outline {
  background: transparent;
  color: var(--orange);
  border-color: var(--orange);
}
.btn-outline:hover {
  background: var(--orange);
  color: #fff;
  transform: translateY(-1px);
}
.btn-white {
  background: #fff;
  color: var(--navy);
  border-color: #fff;
}
.btn-white:hover {
  background: var(--off-white);
  color: var(--navy);
}
.btn-ghost {
  background: transparent;
  color: rgba(255,255,255,0.85);
  border-color: rgba(255,255,255,0.3);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn-lg { padding: 1rem 2rem; font-size: 1.05rem; border-radius: var(--radius-lg); }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.85rem; }
.btn-icon { display: inline-flex; align-items: center; gap: 0.4rem; }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* ── Shop CTA Banner ─────────────────────────────────────────── */
#shop-banner {
  background: var(--orange);
  color: #fff;
  text-align: center;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  position: sticky;
  top: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}
#shop-banner a {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 2px;
}
#shop-banner a:hover { opacity: 0.85; }
.banner-close {
  position: absolute;
  right: 1rem;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  opacity: 0.7;
}
.banner-close:hover { opacity: 1; }

/* ── Header / Navigation ─────────────────────────────────────── */
#site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 40px; /* offset for shop banner */
  z-index: 100;
  box-shadow: var(--shadow-sm);
  transition: top 0.2s ease;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 2rem;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  flex-shrink: 0;
}
.site-logo .logo-mark {
  width: 40px;
  height: 40px;
  background: transparent;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.site-logo .logo-text {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--navy);
  letter-spacing: -0.02em;
}
.site-logo .logo-text span { color: var(--orange); }

/* Main Nav */
#main-nav { display: flex; align-items: center; gap: 0.25rem; flex: 1; justify-content: center; }
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  background: var(--off-white);
  color: var(--orange);
}
.nav-link svg { width: 14px; height: 14px; transition: transform var(--transition); }
.nav-item:hover .nav-link svg { transform: rotate(180deg); }

/* Mega Menu — Products */
.mega-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 1.5rem;
  width: 720px;
  z-index: 999;
}
/* Invisible bridge fills the 8px gap so mouse movement from nav link
   to menu panel never leaves a hover area */
.mega-menu::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 0;
  right: 0;
  height: 10px;
}
.nav-item:hover .mega-menu,
.mega-menu:hover { display: block; }

/* Brand-card style mega menu */
.mega-brands {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.mega-brand-card {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  text-align: center;
  transition: all var(--transition);
  text-decoration: none;
  color: var(--text);
}
.mega-brand-card:hover {
  background: var(--navy);
  border-color: var(--navy);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.mega-brand-card .brand-name {
  font-weight: 700;
  font-size: 0.85rem;
  display: block;
  margin-bottom: 0.2rem;
}
.mega-brand-card .brand-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  display: block;
}
.mega-brand-card:hover .brand-desc { color: rgba(255,255,255,0.65); }

/* Category links below brands */
.mega-cats {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
}
.mega-cat-link {
  display: flex;
  flex-direction: column;
  gap: 0.08rem;
  padding: 0.45rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--text);
  text-decoration: none;
  transition: all var(--transition);
}
.mega-cat-link strong {
  font-weight: 700;
  color: var(--navy);
  font-size: 0.82rem;
}
.mega-cat-link span {
  font-size: 0.67rem;
  color: var(--text-muted);
  font-weight: 400;
}
.mega-cat-link:hover { background: rgba(244,101,10,0.06); }
.mega-cat-link:hover strong { color: var(--orange); }

/* Dropdown menus (Solutions, How-to etc.) */
.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;

  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 0.5rem;
  min-width: 220px;
  z-index: 999;
}
.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 0;
  right: 0;
  height: 10px;
}
.nav-item:hover .dropdown-menu,
.dropdown-menu:hover { display: block; }
.dropdown-link {
  display: block;
  padding: 0.55rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text);
  text-decoration: none;
  transition: all var(--transition);
  font-weight: 500;
}
.dropdown-link:hover { background: var(--off-white); color: var(--orange); }

/* Header actions */
.header-actions { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }
.header-tel {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.header-tel:hover { color: var(--orange); }
.header-tel svg { width: 14px; height: 14px; }

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  color: var(--navy);
}
.menu-toggle svg { width: 24px; height: 24px; }

/* Sticky buy button */
#back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 300;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--orange);
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 0.8rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: var(--font-body);
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(244,101,10,0.45);
  transition: all var(--transition);
  animation: floatIn 0.4s ease 0.5s both;
  opacity: 0;
  visibility: hidden;
}
#back-to-top.visible {
  opacity: 1;
  visibility: visible;
}
#back-to-top:hover {
  background: var(--orange-dk);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(244,101,10,0.5);
}
#back-to-top svg { width: 16px; height: 16px; }
@keyframes floatIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Hero Section ─────────────────────────────────────────────── */
.hero {
  background: #1e2124;
  padding: 6rem 0 4rem;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/images/hero-bg.webp');
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  opacity: 0.75;
  z-index: 0;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(30,33,36,0.82) 0%,
    rgba(30,33,36,0.65) 35%,
    rgba(30,33,36,0.15) 60%,
    rgba(30,33,36,0.0) 100%
  );
  z-index: 1;
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(244,101,10,0.15);
  color: var(--orange-lt);
  border: 1px solid rgba(244,101,10,0.3);
  border-radius: 50px;
  padding: 0.3rem 0.8rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.hero h1 { color: #fff; margin-bottom: 1.2rem; }
.hero h1 em { color: var(--orange); font-style: normal; }
.hero .lead { color: rgba(255,255,255,0.72); margin-bottom: 2rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-stat-num {
  font-family: var(--font-cond);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--orange);
  display: block;
  line-height: 1;
  margin-bottom: 0.25rem;
}
.hero-stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.55); }

/* Hero visual — brand grid */
.hero-visual {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}
/* Brand tile with image */
.brand-tile-img {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: var(--radius-sm);
  margin-bottom: 0.5rem;
  background: rgba(255,255,255,0.06);
}
.brand-tile-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0.5rem;
}
.brand-tile {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
  transition: all var(--transition);
  text-decoration: none;
}
.brand-tile:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(244,101,10,0.4);
  transform: translateY(-2px);
}
.brand-tile .tile-name {
  font-family: var(--font-cond);
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  display: block;
}
.brand-tile .tile-cat {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.45);
  display: block;
  margin-top: 0.2rem;
}
.brand-tile.featured { border-color: rgba(244,101,10,0.5); }
.brand-tile.featured .tile-name { color: var(--orange-lt); }

/* ── Product Category Cards ───────────────────────────────────── */
.cat-card {
  background: #f0eeea;
  border: 1px solid #dddbd7;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition);
  text-decoration: none;
  display: block;
  position: relative;
  overflow: hidden;
}
.cat-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--orange);
  transform: scaleX(0);
  transition: transform var(--transition);
  transform-origin: left;
}
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.cat-card:hover::after { transform: scaleX(1); }
.cat-card-img {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  background: #f0eeea;
}
.cat-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1.25rem;
  mix-blend-mode: multiply;
}
.cat-card:hover .cat-card-img img { }
.cat-icon {
  width: 48px;
  height: 48px;
  background: rgba(244,101,10,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.cat-icon svg { width: 24px; height: 24px; color: var(--orange); }
.cat-card h3 { color: var(--navy); font-size: 1rem; margin-bottom: 0.4rem; }
.cat-card p { color: var(--text-muted); font-size: 0.82rem; margin: 0; line-height: 1.4; }
.cat-brand-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.75rem; }
.cat-brand-tag {
  background: rgba(10,22,40,0.07);
  color: var(--text-muted);
  font-size: 0.68rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 600;
}

/* ── Brand Cards (light) ──────────────────────────────────────── */
.brand-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition);
  text-decoration: none;
  display: block;
}
.brand-card:hover {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(244,101,10,0.1), var(--shadow-md);
  transform: translateY(-2px);
}
.brand-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.brand-logo-box {
  width: 40px;
  height: 40px;
  background: var(--navy);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-cond);
  font-weight: 800;
  font-size: 0.75rem;
  color: var(--orange);
  letter-spacing: 0.03em;
}
.brand-card h4 { color: var(--navy); margin: 0; font-size: 1rem; }
.brand-card .brand-tagline { font-size: 0.78rem; color: var(--text-muted); margin: 0; }
.brand-card p { font-size: 0.85rem; color: var(--text-muted); margin: 0 0 0.75rem; line-height: 1.5; }
.brand-card-cats { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.brand-cat-pill {
  background: var(--off-white);
  color: var(--text-muted);
  font-size: 0.72rem;
  padding: 0.2rem 0.55rem;
  border-radius: 50px;
  border: 1px solid var(--border);
  font-weight: 500;
}

/* ── Section Headers ──────────────────────────────────────────── */
.section-header { margin-bottom: 3rem; }
.section-header.centered { text-align: center; }
.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 0.6rem;
}
.section-header h2 { margin-bottom: 0.75rem; }
.section-header .lead { max-width: 600px; }
.section-header.centered .lead { margin: 0 auto; }

/* ── Use-case Cards ───────────────────────────────────────────── */
.usecase-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition);
  text-decoration: none;
  display: block;
  position: relative;
}
.usecase-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--orange-lt));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  transition: opacity var(--transition);
}
.usecase-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.usecase-card:hover::before { opacity: 1; }
.usecase-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
  display: block;
}
.usecase-card h3 { color: var(--navy); margin-bottom: 0.4rem; font-size: 1rem; }
.usecase-card p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }

/* ── Buy CTA Strip (per section) ─────────────────────────────── */
.buy-strip {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  border: 1px solid rgba(244,101,10,0.2);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.buy-strip-text h4 { color: #fff; margin: 0 0 0.25rem; font-size: 1.05rem; }
.buy-strip-text p { color: rgba(255,255,255,0.65); margin: 0; font-size: 0.88rem; }
.buy-strip-actions { display: flex; gap: 0.75rem; flex-shrink: 0; }

/* ── Content Article Layout ───────────────────────────────────── */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 3rem;
  align-items: start;
}
.article-body h2 { margin: 2rem 0 0.75rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.article-body h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }
.article-body h3 { margin: 1.5rem 0 0.5rem; color: var(--navy); }
.article-body p { color: var(--text-muted); line-height: 1.8; }
.article-body ul { margin: 1rem 0 1.5rem 1.2rem; list-style: disc; }
.article-body ul li { color: var(--text-muted); margin-bottom: 0.4rem; font-size: 0.95rem; line-height: 1.6; }
.article-sidebar { position: sticky; top: 120px; }

/* TOC */
.toc {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}
.toc h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 0.75rem; }
.toc a { display: block; font-size: 0.85rem; color: var(--text-muted); padding: 0.3rem 0; border-left: 2px solid var(--border); padding-left: 0.75rem; margin-bottom: 0.2rem; }
.toc a:hover, .toc a.active { border-color: var(--orange); color: var(--orange); }

/* ── FAQ Accordion ────────────────────────────────────────────── */
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 0.5rem;
  overflow: hidden;
}
.faq-q {
  width: 100%;
  background: #fff;
  border: none;
  padding: 1.1rem 1.25rem;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: background var(--transition);
  font-family: var(--font);
}
.faq-q:hover { background: var(--off-white); }
.faq-q svg { width: 18px; height: 18px; color: var(--orange); flex-shrink: 0; transition: transform var(--transition); }
.faq-item.open .faq-q svg { transform: rotate(45deg); }
.faq-a { display: none; padding: 0 1.25rem 1.1rem; font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; background: #fff; }
.faq-item.open .faq-a { display: block; }

/* ── Schema / SEO Breadcrumbs ────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb .sep { color: var(--border); }

/* ── Trust Bar ────────────────────────────────────────────────── */
.trust-bar {
  background: var(--off-white2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.2rem 0;
}
.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
}
.trust-item svg { width: 18px; height: 18px; color: var(--orange); }

/* ── Protocol Tags ────────────────────────────────────────────── */
.proto-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.proto-tag {
  background: rgba(10,22,40,0.06);
  color: var(--navy);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  border: 1px solid var(--border);
}
.proto-tag.featured {
  background: rgba(244,101,10,0.08);
  color: var(--orange-dk);
  border-color: rgba(244,101,10,0.25);
}

/* ── Footer ───────────────────────────────────────────────────── */
#site-footer {
  background: #1e2124;
  color: rgba(255,255,255,0.65);
  padding: 4rem 0 2rem;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}
.footer-brand h3 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}
.footer-brand p { font-size: 0.85rem; margin-bottom: 1.25rem; line-height: 1.6; }
.footer-col h4 {
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-family: var(--font);
}
.footer-col a {
  display: block;
  color: rgba(255,255,255,0.55);
  font-size: 0.85rem;
  margin-bottom: 0.45rem;
  text-decoration: none;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--orange); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
}
.footer-bottom a { color: rgba(255,255,255,0.45); text-decoration: none; }
.footer-bottom a:hover { color: var(--orange); }
.footer-shop-cta {
  background: var(--orange);
  color: #fff !important;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-weight: 700 !important;
}
.footer-shop-cta:hover { background: var(--orange-dk); color: #fff !important; opacity: 1; }

/* ── Comparison Table ─────────────────────────────────────────── */
.compare-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.compare-table th {
  background: var(--navy);
  color: #fff;
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.8rem;
}
.compare-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.compare-table th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.compare-table td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}
.compare-table tr:last-child td { border-bottom: none; }
.compare-table tr:hover td { background: var(--off-white); }
.compare-table .tick { color: #22a06b; font-weight: 700; }
.compare-table .cross { color: #e34040; }
.compare-table .featured-col { background: rgba(244,101,10,0.04); }

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --max-w: 100%; }
  #main-nav, .header-actions .header-tel, .header-actions .btn { display: none; }
  .menu-toggle { display: block; }
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-visual { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { gap: 1.25rem; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .buy-strip { flex-direction: column; text-align: center; }
  .mega-menu { display: none !important; }
  .section { padding: 3rem 0; }
  #shop-banner { font-size: 0.8rem; }
}

@media (max-width: 480px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-visual { grid-template-columns: repeat(3, 1fr); }
  .hero-stat-num { font-size: 1.4rem; }
  .trust-bar-inner { gap: 1.5rem; }
  #back-to-top { bottom: 1rem; right: 1rem; padding: 0.7rem 1.1rem; font-size: 0.85rem; }
}

/* ── Category Split Cards ─────────────────────────────────────── */
.cat-split-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.cat-split-card {
  display: flex;
  align-items: stretch;
  background: #fff;
  border: 1px solid #dddbd7;
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  transition: box-shadow var(--transition), transform var(--transition);
  min-height: 140px;
}
.cat-split-card:hover {
  box-shadow: 0 6px 24px rgba(10,22,40,0.13);
  transform: translateY(-2px);
}
.cat-split-text {
  flex: 1;
  padding: 1.1rem 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}
.cat-split-text h3 {
  font-size: 0.95rem;
  font-family: var(--font);
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 0.5rem;
  line-height: 1.2;
}
.cat-split-card:hover .cat-split-text h3 { color: var(--orange); }
.cat-split-text ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
}
.cat-split-text ul li {
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.4;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.cat-split-text ul li::before {
  content: '';
  width: 4px;
  height: 4px;
  background: var(--orange);
  border-radius: 50%;
  flex-shrink: 0;
}
.cat-split-img {
  width: 140px;
  flex-shrink: 0;
  overflow: hidden;
  position: relative;
  background: #f0eeea;
}
.cat-split-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, #fff 0%, transparent 35%);
  z-index: 1;
  pointer-events: none;
}
.cat-split-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  padding: 0.5rem;
  mix-blend-mode: multiply;
}

@media (max-width: 1024px) {
  .cat-split-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .cat-split-grid { grid-template-columns: 1fr; }
  .cat-split-img { width: 110px; }
}

/* ── Product Cards ────────────────────────────────────────────── */
.npc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}
.npc {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
}
.npc:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: rgba(244,101,10,0.3);
}
.npc-img-wrap {
  display: block;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--off-white2);
}
.npc-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1rem;
  transition: transform 0.3s ease;
}
.npc:hover .npc-img-wrap img { transform: scale(1.04); }
.npc-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.npc-sku {
  font-size: 0.7rem;
  color: var(--text-light);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}
.npc-name {
  font-size: 0.98rem;
  font-family: var(--font);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}
.npc-name a { color: var(--navy); text-decoration: none; }
.npc-name a:hover { color: var(--orange); }
.npc-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 0.75rem;
  flex: 1;
}
.npc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: 1rem;
}
.npc-tag {
  background: rgba(244,101,10,0.08);
  color: var(--orange-dk);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  border: 1px solid rgba(244,101,10,0.2);
}
.npc-footer {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  margin-top: auto;
}
.npc-price {
  margin-bottom: 0.75rem;
}
.npc-price-amount {
  font-size: 1.3rem;
  font-weight: 700;
  font-family: var(--font-cond);
  color: var(--navy);
}
.npc-price-poa {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  font-style: italic;
}
.npc-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.npc-btn-info {
  flex: 1;
  text-align: center;
  padding: 0.55rem 0.75rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  transition: all var(--transition);
  background: var(--off-white);
}
.npc-btn-info:hover {
  border-color: var(--navy);
  color: var(--navy);
  background: #fff;
}
.npc-btn-buy,
button.npc-btn-buy {
  flex: 1.5;
  text-align: center;
  padding: 0.55rem 0.75rem;
  background: var(--orange);
  border: 1.5px solid var(--orange);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
}
.npc-btn-buy:hover {
  background: var(--orange-dk);
  border-color: var(--orange-dk);
  color: #fff;
  transform: none;
}

/* ── Category page hero ───────────────────────────────────────── */
.cat-hero {
  background: var(--off-white2);
  border-bottom: 1px solid var(--border);
  padding: 3rem 0 2.5rem;
}
.cat-hero-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}
.cat-hero-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--navy);
  color: var(--orange);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  margin-bottom: 0.75rem;
}
.cat-hero h1 { font-size: clamp(1.6rem,3vw,2.2rem); color: var(--navy); margin-bottom: 0.5rem; }
.cat-hero p { color: var(--text-muted); font-size: 0.95rem; max-width: 600px; margin: 0; }
.cat-hero-stats {
  display: flex;
  gap: 1.5rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
}
.cat-stat-num {
  font-family: var(--font-cond);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--orange);
  display: block;
  line-height: 1;
}
.cat-stat-label { font-size: 0.72rem; color: var(--text-muted); }

/* ── Filter bar ───────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}
.filter-label { font-size: 0.8rem; font-weight: 600; color: var(--text-muted); margin-right: 0.25rem; }
.filter-btn {
  padding: 0.4rem 0.9rem;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: #fff;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font);
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--orange);
  color: var(--orange);
  background: rgba(244,101,10,0.05);
}

/* ── Print ────────────────────────────────────────────────────── */
@media print {
  #shop-banner, #site-header, #back-to-top, #site-footer { display: none; }
  body { background: #fff; }
}