/* ============================================================
   Air Suspension Plastic Parts — Prototype Stylesheet
   Reusable across all pages. No build step required.
   ============================================================ */

:root {
  --color-primary: #1565C0;
  --color-primary-dark: #0D47A1;
  --color-secondary: #0288D1;
  --color-accent: #00897B;
  --color-heading: #1A237E;
  --color-text: #212121;
  --color-text-secondary: #616161;
  --color-divider: #E0E0E0;
  --color-surface: #F5F7FA;
  --color-white: #FFFFFF;
  --color-success: #2E7D32;
  --color-warning: #F9A825;
  --color-error: #E53935;
  --color-muted: #616161;

  --font-sans: "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --max-width: 1200px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-white);
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

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

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

/* ---------------- Top bar ---------------- */
.topbar {
  background: var(--color-heading);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.8125rem;
  padding: var(--space-xs) 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.topbar-item { display: flex; align-items: center; gap: var(--space-xs); }
.topbar strong { color: var(--color-white); }

.lang-switch { display: flex; gap: var(--space-xs); align-items: center; }
.lang-switch a {
  color: rgba(255, 255, 255, 0.75);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  text-decoration: none;
}
.lang-switch a:hover { background: rgba(255, 255, 255, 0.15); color: var(--color-white); text-decoration: none; }
.lang-switch a.active { background: var(--color-primary); color: var(--color-white); font-weight: 600; }

/* ---------------- Header / nav ---------------- */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-divider);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-md);
  padding-bottom: var(--space-md);
}

.logo { display: flex; align-items: center; gap: var(--space-sm); text-decoration: none; }
.logo:hover { text-decoration: none; }
.logo-mark {
  width: 40px; height: 40px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  font-size: 1.125rem;
  flex-shrink: 0;
}
.logo-text { line-height: 1.2; }
.logo-name { font-weight: 700; font-size: 1.0625rem; color: var(--color-heading); }
.logo-tag { font-size: 0.75rem; color: var(--color-text-secondary); }

.main-nav ul { display: flex; list-style: none; gap: var(--space-lg); align-items: center; }
.main-nav a {
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 500;
  padding: var(--space-xs) 0;
  border-bottom: 2px solid transparent;
  text-decoration: none;
}
.main-nav a:hover { color: var(--color-primary); border-bottom-color: var(--color-primary); text-decoration: none; }
.main-nav a.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-sm);
  padding: var(--space-xs) var(--space-sm);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
}

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  text-align: center;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.2s, color 0.2s;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-primary); color: var(--color-white); }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: var(--color-white); }
.btn-accent { background: var(--color-accent); color: var(--color-white); }
.btn-accent:hover { background: #00695C; }
.btn-lg { padding: 1rem 2rem; font-size: 1rem; }
.btn-block { display: block; width: 100%; }

/* ---------------- Hero ---------------- */
.hero {
  background: linear-gradient(135deg, #0D47A1 0%, #1565C0 55%, #0288D1 100%);
  color: var(--color-white);
  padding: var(--space-3xl) 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-2xl);
  align-items: center;
}
.hero-eyebrow {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-md);
}
.hero h1 {
  font-size: 2.375rem;
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: var(--space-md);
}
.hero p.lead {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: var(--space-xl);
}
.hero-actions { display: flex; gap: var(--space-md); flex-wrap: wrap; }
.hero .btn-outline { color: var(--color-white); border-color: rgba(255, 255, 255, 0.7); }
.hero .btn-outline:hover { background: var(--color-white); color: var(--color-primary); }

.hero-panel {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}
.hero-panel h3 {
  font-size: 1rem;
  margin-bottom: var(--space-md);
  color: var(--color-white);
}
.hero-panel ul { list-style: none; }
.hero-panel li {
  padding: var(--space-xs) 0 var(--space-xs) 1.5rem;
  position: relative;
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.95);
}
.hero-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 8px; height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

/* ---------------- OE lookup bar ---------------- */
.oe-lookup {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-top: var(--space-xl);
  box-shadow: var(--shadow-md);
}
.oe-lookup label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: var(--space-sm);
}
.oe-lookup-row { display: flex; gap: var(--space-sm); flex-wrap: wrap; }
.oe-lookup input {
  flex: 1;
  min-width: 220px;
  padding: 0.75rem var(--space-md);
  border: 2px solid var(--color-divider);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-family: var(--font-sans);
}
.oe-lookup input:focus {
  outline: none;
  border-color: var(--color-primary);
}
.oe-hint {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

/* ---------------- Sections ---------------- */
section { padding: var(--space-3xl) 0; }
section.alt { background: var(--color-surface); }

.section-head { text-align: center; margin-bottom: var(--space-2xl); }
.section-head h2 {
  font-size: 1.875rem;
  color: var(--color-heading);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}
.section-head p {
  color: var(--color-text-secondary);
  font-size: 1.0625rem;
  max-width: 720px;
  margin: 0 auto;
}

/* ---------------- Trust badges ---------------- */
.trust-strip {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-xl) 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}
.trust-item { text-align: center; }
.trust-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}
.trust-label {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

/* ---------------- Cards ---------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--color-white);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: box-shadow 0.2s, border-color 0.2s;
}
.card:hover { box-shadow: var(--shadow-md); border-color: var(--color-primary); }
.card h3 {
  font-size: 1.125rem;
  color: var(--color-heading);
  margin-bottom: var(--space-xs);
}
.card p { font-size: 0.9375rem; color: var(--color-text-secondary); }

.card-icon {
  width: 48px; height: 48px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
  font-size: 1.375rem;
  font-weight: 700;
}

.card-thumb {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 0.8125rem;
  margin-bottom: var(--space-md);
  text-align: center;
  padding: var(--space-sm);
}

.card-features {
  list-style: none;
  margin-top: var(--space-md);
  font-size: 0.875rem;
}
.card-features li {
  padding: 3px 0 3px 1.25rem;
  position: relative;
  color: var(--color-text-secondary);
}
.card-features li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.65rem;
  width: 6px; height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

.card-link {
  display: inline-block;
  margin-top: var(--space-md);
  font-size: 0.9375rem;
  font-weight: 600;
}

/* ---------------- Feature / split ---------------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}
.split h2 {
  font-size: 1.75rem;
  color: var(--color-heading);
  margin-bottom: var(--space-md);
}
.split p { margin-bottom: var(--space-md); color: var(--color-text-secondary); }

.check-list { list-style: none; }
.check-list li {
  padding: var(--space-xs) 0 var(--space-xs) 1.75rem;
  position: relative;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.85rem;
  width: 10px; height: 10px;
  background: var(--color-accent);
  border-radius: 50%;
  box-shadow: inset 0 0 0 2px var(--color-white);
}

.placeholder-box {
  background: var(--color-surface);
  border: 2px dashed var(--color-divider);
  border-radius: var(--radius-lg);
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  text-align: center;
  padding: var(--space-lg);
}
.placeholder-box strong { color: var(--color-primary); display: block; margin-bottom: var(--space-xs); font-size: 0.9375rem; }

/* ---------------- Real photographs ---------------- */
/* Applied to .placeholder-box / .card-thumb once a real <img> replaces the
   placeholder text. Keeps identical outer box + radius, adds frame. */
.has-photo {
  padding: 0;
  overflow: hidden;
  border-style: solid;
  border-width: 1px;
  border-color: var(--color-divider);
  background: var(--color-surface);
  position: relative;
}
.has-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
/* Photo needs a real height when the outer box only has min-height. */
.has-photo { min-height: inherit; }
.placeholder-box.has-photo { min-height: 280px; }
.card-thumb.has-photo { height: 150px; min-height: 150px; }

/* Three small views under the product main photo */
.thumb-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}
.thumb-strip .has-photo {
  border-radius: var(--radius-md);
  min-height: 90px;
  height: 90px;
}
@media (max-width: 480px) {
  .thumb-strip { grid-template-columns: 1fr 1fr; }
}

/* ---------------- Tables ---------------- */
.table-wrap { overflow-x: auto; margin: var(--space-lg) 0; }
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}
table.data th, table.data td {
  border: 1px solid var(--color-divider);
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  vertical-align: top;
}
table.data thead th {
  background: var(--color-surface);
  color: var(--color-heading);
  font-weight: 600;
}
table.data tbody tr:hover { background: #FAFBFC; }

/* ---------------- Spec list ---------------- */
.spec-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.spec-item {
  display: flex;
  border-bottom: 1px solid var(--color-divider);
  font-size: 0.9375rem;
}
.spec-item:nth-last-child(-n+2) { border-bottom: none; }
.spec-key {
  flex: 0 0 45%;
  background: var(--color-surface);
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-secondary);
  border-right: 1px solid var(--color-divider);
}
.spec-val { padding: var(--space-sm) var(--space-md); font-weight: 500; }

/* ---------------- Forms ---------------- */
.form-card {
  background: var(--color-white);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}
.form-group { margin-bottom: var(--space-md); }
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: var(--space-xs);
}
.form-group label .req { color: #E53935; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.625rem var(--space-sm);
  border: 2px solid var(--color-divider);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-error {
  color: #E53935;
  font-size: 0.8125rem;
  margin-top: 4px;
  display: none;
}
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea { border-color: #E53935; }
.form-group.has-error .form-error { display: block; }
.form-note {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-sm);
}
.form-success {
  display: none;
  background: #E8F5E9;
  border: 1px solid #A5D6A7;
  border-left: 4px solid var(--color-success);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-lg);
  color: #1B5E20;
  font-size: 0.9375rem;
}

/* ---------------- Contact info blocks ---------------- */
.contact-list { list-style: none; }
.contact-list li {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-divider);
}
.contact-list li:last-child { border-bottom: none; }
.contact-icon {
  width: 40px; height: 40px;
  flex-shrink: 0;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.875rem;
}
.contact-body strong {
  display: block;
  font-size: 0.875rem;
  color: var(--color-heading);
  margin-bottom: 2px;
}
.contact-body span { font-size: 0.9375rem; color: var(--color-text-secondary); }

/* ---------------- Certification badges ---------------- */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.cert-card {
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  background: var(--color-white);
}
.cert-badge {
  width: 72px; height: 72px;
  margin: 0 auto var(--space-md);
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.8125rem;
  text-align: center;
  line-height: 1.2;
  padding: var(--space-xs);
}
.cert-card h3 { font-size: 1rem; color: var(--color-heading); margin-bottom: var(--space-xs); }
.cert-card p { font-size: 0.875rem; color: var(--color-text-secondary); }

/* ---------------- Page hero (inner pages) ---------------- */
.page-hero {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-2xl) 0;
}
.breadcrumb {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}
.breadcrumb a { color: var(--color-text-secondary); }
.page-hero h1 {
  font-size: 2rem;
  color: var(--color-heading);
  margin-bottom: var(--space-sm);
}
.page-hero p {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  max-width: 780px;
}

/* ---------------- CTA band ---------------- */
.cta-band {
  background: linear-gradient(135deg, #0D47A1 0%, #1565C0 100%);
  color: var(--color-white);
  padding: var(--space-2xl) 0;
  text-align: center;
}
.cta-band h2 { font-size: 1.75rem; margin-bottom: var(--space-sm); color: var(--color-white); }
.cta-band p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-lg);
  font-size: 1.0625rem;
}
.cta-band .btn-accent { background: var(--color-white); color: var(--color-primary); }
.cta-band .btn-accent:hover { background: var(--color-surface); }

/* ---------------- Legal pages ---------------- */
.legal h2 {
  font-size: 1.25rem;
  color: var(--color-heading);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}
.legal h2:first-of-type { margin-top: 0; }
.legal h3 {
  font-size: 1.0625rem;
  color: var(--color-primary);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-xs);
}
.legal p, .legal li { font-size: 0.9375rem; color: var(--color-text); margin-bottom: var(--space-sm); }
.legal ul { padding-left: var(--space-lg); }
.legal .updated {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-divider);
  margin-bottom: var(--space-lg);
}
.legal-toc {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-xl);
  font-size: 0.9375rem;
}
.legal-toc ol { padding-left: var(--space-lg); }
.legal-toc li { margin-bottom: 3px; }

/* ---------------- Footer ---------------- */
.site-footer {
  background: #1A237E;
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-2xl) 0 var(--space-lg);
  font-size: 0.875rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}
.site-footer h4 {
  color: var(--color-white);
  font-size: 0.9375rem;
  margin-bottom: var(--space-md);
}
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: var(--space-xs); }
.site-footer a { color: rgba(255, 255, 255, 0.75); }
.site-footer a:hover { color: var(--color-white); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: var(--space-lg);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 0.8125rem;
}

/* ---------------- Floating WhatsApp ---------------- */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  background: #25D366;
  color: var(--color-white);
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 200;
  font-size: 1.5rem;
  text-decoration: none;
}
.whatsapp-float:hover { background: #128C7E; text-decoration: none; }

/* ---------------- Responsive ---------------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .card-grid, .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-divider);
    box-shadow: var(--shadow-md);
    padding: var(--space-md) var(--space-lg);
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; gap: 0; align-items: stretch; }
  .main-nav li { border-bottom: 1px solid var(--color-divider); }
  .main-nav li:last-child { border-bottom: none; }
  .main-nav a { display: block; padding: var(--space-sm) 0; border-bottom: none; }

  .hero h1 { font-size: 1.75rem; }
  .hero { padding: var(--space-2xl) 0; }
  section { padding: var(--space-2xl) 0; }
  .section-head h2 { font-size: 1.5rem; }

  .card-grid, .card-grid.cols-2, .card-grid.cols-4 { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .spec-list { grid-template-columns: 1fr; }
  .spec-item:nth-last-child(-n+2) { border-bottom: 1px solid var(--color-divider); }
  .spec-item:last-child { border-bottom: none; }
  .topbar-item.compact-hide { display: none; }
}

/* ---------------- RTL support (Arabic, phase 3) ---------------- */
[dir="rtl"] .main-nav ul { flex-direction: row-reverse; }
[dir="rtl"] .whatsapp-float { right: auto; left: 20px; }
[dir="rtl"] .card-features li,
[dir="rtl"] .check-list li,
[dir="rtl"] .hero-panel li { padding-left: 0; padding-right: 1.5rem; }
[dir="rtl"] .card-features li::before,
[dir="rtl"] .check-list li::before,
[dir="rtl"] .hero-panel li::before { left: auto; right: 0; }
[dir="rtl"] .legal ul { padding-left: 0; padding-right: var(--space-lg); }