/* ==========================================================================
   EXTREME MACHINE - PRODUCTION INDUSTRIAL DESIGN SYSTEM
   ========================================================================== */

:root {
  /* 60% Base Surface */
  --bg-body: #F4F7FB;
  --bg-card: #FFFFFF;
  --bg-dark-hero: #09131C;
  --bg-dark-surface: #0E1F2F;
  --bg-dark-card: #14283C;

  /* 30% Structural Steel */
  --primary-navy: #09131C;
  --primary-blue: #005A87;
  --primary-blue-light: #EBF4F9;
  --text-main: #111E28;
  --text-muted: #5A6E7F;
  --text-light: #F4F7FB;
  --text-subtle-dark: #8BA2B5;
  --border-light: #DCE3E8;
  --border-dark: rgba(255, 255, 255, 0.12);

  /* 10% Accents */
  --accent-orange: #FF5520;
  --accent-orange-hover: #E04413;
  --accent-orange-glow: rgba(255, 85, 32, 0.25);
  --accent-green: #25D366;
  --accent-green-hover: #1EBE5D;

  /* Brand Colors for Socials */
  --color-youtube: #FF0000;
  --color-facebook: #1877F2;
  --color-instagram: #E4405F;

  --header-height: 72px;
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-card: 0 10px 28px -4px rgba(9, 19, 28, 0.08);
  --shadow-elevated: 0 16px 36px -6px rgba(9, 19, 28, 0.16);

  --font-stack: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --transition-smooth: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  font-family: var(--font-stack);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.5;
  overflow-x: hidden;
  padding-top: var(--header-height);
}

/* Precise Scroll Margins (Prevents Header Overlap) */
section, 
#quoteFormWrapper, 
#inquiry {
  scroll-margin-top: calc(var(--header-height) + 18px);
}

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

a {
  text-decoration: none;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 16px;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-light);
  z-index: 1000; /* Stacking Context: Above Backdrop */
  display: flex;
  align-items: center;
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.brand-logo-text {
  display: flex;
  flex-direction: column;
}

.brand-logo-text strong {
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--primary-navy);
  letter-spacing: 0.5px;
  line-height: 1.1;
}

.brand-logo-text span {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--primary-navy);
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--accent-orange);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: var(--radius-xs);
  border: none;
  cursor: pointer;
  transition: transform 0.2s var(--transition-smooth), background-color 0.2s ease, box-shadow 0.2s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn svg {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

.btn-primary {
  background: var(--accent-orange);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--accent-orange-hover);
  box-shadow: 0 6px 18px var(--accent-orange-glow);
}

.btn-whatsapp-header {
  background: var(--accent-green);
  color: #FFFFFF;
}

.btn-whatsapp-header:hover {
  background: var(--accent-green-hover);
}

.btn-call-nav {
  background: var(--primary-blue-light);
  color: var(--primary-blue);
  font-size: 0.85rem;
  padding: 8px 12px;
}

.btn-outline-light {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.16);
}

.btn-card {
  background: var(--primary-navy);
  color: #FFFFFF;
  width: 100%;
}

.btn-card:hover {
  background: var(--primary-blue);
}

.mobile-toggle-btn {
  display: none;
  width: 40px;
  height: 40px;
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xs);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
}

.mobile-toggle-btn span {
  width: 20px;
  height: 2px;
  background: var(--primary-navy);
  border-radius: 2px;
}

/* ==========================================================================
   MOBILE BACKDROP & DRAWER (NO DULL OVERLAY GLITCH)
   ========================================================================== */

/* Backdrop dims the page content at level 998, leaving header (1000) bright */
.drawer-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 20, 30, 0.65);
  z-index: 998; /* Strictly below .site-header & .nav-menu */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.drawer-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer-header {
  display: none;
  width: 100%;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 14px;
  margin-bottom: 12px;
  border-bottom: 1.5px solid var(--border-light);
}

.mobile-drawer-header strong {
  font-size: 1.15rem;
  color: var(--primary-navy);
}

.drawer-close-btn {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xs);
  font-size: 1.25rem;
  color: var(--primary-navy);
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* ==========================================================================
   HERO AUTO-SLIDER
   ========================================================================== */

.hero-slider-section {
  background: radial-gradient(circle at 80% 20%, #132A3E 0%, #0A141E 65%, #050B10 100%);
  color: #FFFFFF;
  padding: 24px 0 16px;
  position: relative;
  overflow: hidden;
}

.slider-viewport {
  width: 100%;
  overflow: hidden;
  position: relative;
}

.slider-track {
  display: flex;
  width: 100%;
  transition: transform 0.55s var(--transition-smooth);
  will-change: transform;
}

.slide-item {
  flex: 0 0 100%;
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
}

.slide-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  grid-template-areas: 
    "header media"
    "details media";
  align-items: center;
  gap: 16px 36px;
  min-height: 420px;
}

.slide-header-area {
  grid-area: header;
}

.slide-img-box {
  grid-area: media;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 360px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 10px;
}

.slide-img-box img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  border-radius: var(--radius-sm);
  filter: drop-shadow(0 14px 20px rgba(0, 0, 0, 0.5));
}

.slide-details-area {
  grid-area: details;
}

.slide-tag {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 85, 32, 0.15);
  border: 1px solid rgba(255, 85, 32, 0.45);
  color: var(--accent-orange);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.slide-heading {
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
  color: #FFFFFF;
}

.slide-desc {
  font-size: 0.95rem;
  color: var(--text-subtle-dark);
  line-height: 1.45;
  margin-bottom: 18px;
  max-width: 520px;
}

.slide-specs-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.spec-chip {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-dark);
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  display: flex;
  flex-direction: column;
}

.spec-chip-label {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-subtle-dark);
}

.spec-chip-val {
  font-size: 0.88rem;
  font-weight: 800;
  color: #FFFFFF;
}

.slide-cta-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.slider-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.slider-dots-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.slider-dot {
  height: 6px;
  width: 20px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: all 0.3s ease;
}

.slider-dot.active {
  width: 36px;
  background: var(--accent-orange);
}

.slider-arrows {
  display: flex;
  gap: 8px;
}

.slider-arrow-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
}

/* ==========================================================================
   ENGINEERING USPs
   ========================================================================== */

.section-engineering {
  padding: 40px 0 16px;
}

.engineering-card-deck {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.eng-card {
  background: var(--bg-card);
  padding: 20px 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-light);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.25s var(--transition-smooth), border-color 0.25s ease;
}

.eng-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-blue);
}

.eng-icon-wrap {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-xs);
  background: var(--primary-blue-light);
  color: var(--primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
}

.eng-card h3 {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--primary-navy);
}

.eng-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ==========================================================================
   PRODUCT CATALOG MATRIX
   ========================================================================== */

.section-products-matrix {
  padding: 40px 0 70px;
}

.section-title-wrap {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 36px;
}

.section-kicker {
  color: var(--accent-orange);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  display: block;
  margin-bottom: 4px;
}

.section-main-heading {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 900;
  color: var(--primary-navy);
  line-height: 1.2;
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.matrix-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-light);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s var(--transition-smooth), box-shadow 0.25s ease;
}

.matrix-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-elevated);
}

.matrix-card-media {
  background: #0A141E;
  height: 240px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-bottom: 1px solid var(--border-light);
}

.matrix-card-media img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.matrix-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.matrix-badge-inline {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  background: var(--primary-blue-light);
  color: var(--primary-blue);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
  border: 1px solid rgba(0, 90, 135, 0.15);
}

.matrix-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary-navy);
  margin-bottom: 12px;
  line-height: 1.3;
}

.matrix-specs-list {
  list-style: none;
  margin-bottom: 18px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.matrix-specs-list li {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.matrix-specs-list li span.bullet {
  color: var(--accent-orange);
  font-weight: 900;
}

.matrix-card-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--border-light);
}

/* ==========================================================================
   VIDEO & FACTORY DEMO SECTION
   ========================================================================== */

.section-live-demo {
  background: var(--bg-dark-hero);
  color: #FFFFFF;
  padding: 60px 0;
}

.live-demo-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  align-items: center;
  gap: 36px;
}

.demo-text-content h2 {
  font-size: 1.9rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 14px;
}

.demo-text-content p {
  color: var(--text-subtle-dark);
  font-size: 0.94rem;
  margin-bottom: 20px;
}

.demo-trust-points {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 700;
  color: #E2E8F0;
}

.trust-item span.icon {
  color: var(--accent-orange);
}

.video-frame-wrap {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.video-frame-wrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ==========================================================================
   WORKSHOP DETAILS & DIRECT SCROLL FORM
   ========================================================================== */

.section-inquiry-engine {
  padding: 60px 0;
  background: #EBF1F6;
}

.inquiry-split-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: #FFFFFF;
  border: 1.5px solid var(--border-light);
}

.inquiry-left-info {
  background: var(--bg-dark-surface);
  color: #FFFFFF;
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}

.info-header h3 {
  font-size: 1.6rem;
  font-weight: 900;
  margin-bottom: 8px;
}

.info-header p {
  color: var(--text-subtle-dark);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.info-contacts-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.contact-row .icon-bubble {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.08);
  color: var(--accent-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-row-text small {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-subtle-dark);
  text-transform: uppercase;
}

.contact-row-text span, .contact-row-text a {
  font-size: 0.9rem;
  font-weight: 600;
  color: #FFFFFF;
}

/* Social Channels Row */
.workshop-social-block {
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-title {
  display: block;
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-subtle-dark);
  margin-bottom: 10px;
}

.social-icon-deck {
  display: flex;
  align-items: center;
  gap: 10px;
}

.social-link-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  transition: all 0.25s ease;
}

.social-link-btn svg {
  width: 20px;
  height: 20px;
}

.social-link-btn.yt:hover {
  background: var(--color-youtube);
  border-color: var(--color-youtube);
  transform: translateY(-3px);
}

.social-link-btn.ig:hover {
  background: var(--color-instagram);
  border-color: var(--color-instagram);
  transform: translateY(-3px);
}

.social-link-btn.fb:hover {
  background: var(--color-facebook);
  border-color: var(--color-facebook);
  transform: translateY(-3px);
}

.social-link-btn.wa:hover {
  background: var(--accent-green);
  border-color: var(--accent-green);
  transform: translateY(-3px);
}

.map-direct-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 16px;
  border-radius: var(--radius-sm);
}

.map-direct-card p {
  font-size: 0.82rem;
  color: var(--text-subtle-dark);
  margin-bottom: 10px;
}

/* Right Side Form Wrapper */
.inquiry-right-form {
  padding: 36px;
}

.inquiry-right-form h3 {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--primary-navy);
  margin-bottom: 6px;
}

.inquiry-right-form p {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 20px;
}

.field-group {
  margin-bottom: 14px;
}

.field-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--primary-navy);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.field-input {
  width: 100%;
  padding: 11px 13px;
  font-family: inherit;
  font-size: 0.92rem;
  border-radius: var(--radius-xs);
  border: 1.5px solid var(--border-light);
  background: var(--bg-body);
  color: var(--text-main);
}

.field-input:focus {
  outline: none;
  border-color: var(--primary-blue);
  background: #FFFFFF;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  background: #050B10;
  color: #FFFFFF;
  padding: 50px 0 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}

.footer-brand h4 {
  font-size: 1.25rem;
  font-weight: 900;
  margin-bottom: 10px;
}

.footer-brand p {
  color: var(--text-subtle-dark);
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 16px;
}

.trust-badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.trust-badge-item {
  display: inline-block;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  font-size: 0.74rem;
  font-weight: 700;
  color: #CBD5E1;
}

.footer-col-title {
  font-size: 0.88rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 14px;
  color: #FFFFFF;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-nav-list a {
  color: var(--text-subtle-dark);
  font-size: 0.85rem;
  transition: color 0.2s ease;
}

.footer-nav-list a:hover {
  color: var(--accent-orange);
}

.footer-base-bar {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.8rem;
  color: #8CA2B3;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.developer-attribution {
  font-size: 0.82rem;
  color: var(--text-subtle-dark);
}

.developer-attribution a {
  color: var(--accent-orange);
  font-weight: 700;
}

.developer-attribution a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   MOBILE ACTION DOCK
   ========================================================================== */

.mobile-action-dock {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #FFFFFF;
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.12);
  border-top: 1px solid var(--border-light);
  z-index: 990; /* Below drawer & backdrop */
}

.dock-actions-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.dock-actions-row .btn {
  padding: 11px;
  font-size: 0.88rem;
  border-radius: var(--radius-xs);
}

.btn-whatsapp-dock {
  background: var(--accent-green);
  color: #FFFFFF;
}

/* ==========================================================================
   MOBILE RESPONSIVE RULES (< 768px)
   ========================================================================== */

@media (max-width: 1024px) {
  .engineering-card-deck {
    grid-template-columns: repeat(2, 1fr);
  }
  .live-demo-grid,
  .inquiry-split-layout,
  .footer-grid-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 58px;
  }

  body {
    padding-top: var(--header-height);
    padding-bottom: 64px;
  }

  .site-header {
    height: var(--header-height);
  }

  .brand-logo-text span {
    display: none;
  }

  .brand-logo-text strong {
    font-size: 0.98rem;
  }

  .site-logo-img {
    height: 36px;
  }

  .header-actions .btn-call-nav,
  .header-actions .btn-whatsapp-header,
  .header-actions .btn-primary {
    display: none;
  }

  .mobile-toggle-btn {
    display: flex;
  }

  /* SOLID BRIGHT WHITE HALF-DRAWER (ABOVE BACKDROP) */
  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    left: auto;
    width: 78%;
    max-width: 300px;
    height: 100vh;
    background: #FFFFFF !important;
    opacity: 1 !important;
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 18px;
    gap: 12px;
    transform: translateX(100%);
    transition: transform 0.3s var(--transition-smooth);
    z-index: 1001; /* Strictly above backdrop (998) */
    box-shadow: -8px 0 24px rgba(0, 0, 0, 0.25);
  }

  .nav-menu.open {
    transform: translateX(0);
  }

  .mobile-drawer-header {
    display: flex;
  }

  .nav-menu .nav-link {
    font-size: 1.05rem;
    font-weight: 700;
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-light);
    color: var(--primary-navy);
  }

  /* Reorder: Title -> Image -> Specs -> Buttons */
  .hero-slider-section {
    padding: 12px 0 12px;
  }

  .slide-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "media"
      "details";
    gap: 10px;
    min-height: auto;
  }

  .slide-heading {
    font-size: 1.35rem;
    margin-bottom: 4px;
  }

  .slide-tag {
    font-size: 0.68rem;
    padding: 2px 8px;
    margin-bottom: 6px;
  }

  .slide-img-box {
    height: 190px;
    padding: 6px;
    background: transparent;
    border: none;
  }

  .slide-desc {
    font-size: 0.82rem;
    line-height: 1.35;
    margin-bottom: 12px;
  }

  .slide-specs-chips {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 12px;
  }

  .spec-chip {
    padding: 6px 4px;
    text-align: center;
  }

  .spec-chip-label {
    font-size: 0.6rem;
  }

  .spec-chip-val {
    font-size: 0.78rem;
  }

  .slide-cta-row {
    flex-direction: column;
    gap: 8px;
    width: 100%;
  }

  .slide-cta-row .btn {
    width: 100%;
    padding: 10px;
    font-size: 0.84rem;
  }

  .slider-bottom-bar {
    margin-top: 10px;
    padding-top: 10px;
  }

  .engineering-card-deck {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .inquiry-left-info,
  .inquiry-right-form {
    padding: 20px;
  }

  .mobile-action-dock {
    display: block;
  }
}