:root {
  --color-deep-slate: #1E1F26;
  --color-graphite: #2E3138;
  --color-concrete: #F3F4F6;
  --color-white: #FFFFFF;
  --color-accent-blue: #2962FF;
  --color-accent-mint: #00C896;
  --color-accent-amber: #FFB020;
  --font-heading: 'Archivo Black', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(30, 31, 38, 0.08);
  --shadow-md: 0 4px 12px rgba(30, 31, 38, 0.12);
  --shadow-lg: 0 8px 24px rgba(30, 31, 38, 0.16);
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-deep-slate);
  background: var(--color-concrete);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

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

a {
  color: var(--color-accent-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover,
a:focus {
  color: var(--color-accent-mint);
}

.wrapper {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base);
}

.site-header.hidden {
  transform: translateY(-100%);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4rem;
  padding: var(--space-sm) var(--space-md);
}

.brand-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-deep-slate);
  letter-spacing: 0.02em;
}

.nav-desktop {
  display: none;
}

.nav-desktop-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--space-lg);
}

.nav-desktop-list a {
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-graphite);
  font-weight: 500;
}

.nav-desktop-list a:hover {
  color: var(--color-accent-blue);
}

.burger-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--color-deep-slate);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.burger-btn:hover,
.burger-btn:focus {
  background: var(--color-concrete);
  color: var(--color-accent-blue);
}

.burger-btn[aria-expanded="true"] {
  background: var(--color-concrete);
}

.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(30, 31, 38, 0.4);
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.menu-overlay.visible {
  opacity: 1;
  visibility: visible;
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: min(85vw, 320px);
  height: 100vh;
  background: var(--color-white);
  z-index: 1002;
  padding: var(--space-xl) var(--space-lg);
  box-shadow: -4px 0 24px rgba(30, 31, 38, 0.15);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
}

.mobile-menu.visible {
  transform: translateX(0);
}

.mobile-menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-menu-list li {
  border-bottom: 1px solid var(--color-concrete);
}

.mobile-menu-list a {
  display: block;
  padding: var(--space-md);
  font-size: 1rem;
  color: var(--color-deep-slate);
  letter-spacing: 0.02em;
}

.mobile-menu-list a:hover {
  background: var(--color-concrete);
  color: var(--color-accent-blue);
}

.main-content {
  flex: 1;
  padding-top: 4rem;
}

.hero-block {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-concrete);
  background-image: linear-gradient(135deg, var(--color-concrete) 0%, rgba(46, 49, 56, 0.04) 100%);
  position: relative;
  overflow: hidden;
}

.hero-block::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-graphite) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-graphite) 1px, transparent 1px);
  background-size: 2rem 2rem;
  opacity: 0.06;
  animation: gridMove 20s linear infinite;
}

.hero-block.hero-bg-home {
  background-color: transparent;
  background-image: linear-gradient(135deg, rgba(30, 31, 38, 0.82) 0%, rgba(46, 49, 56, 0.72) 100%), url('../images/creation_2426479686.webp');
  background-size: cover;
  background-position: center;
}

.hero-block.hero-bg-products {
  background-color: transparent;
  background-image: linear-gradient(135deg, rgba(30, 31, 38, 0.82) 0%, rgba(46, 49, 56, 0.72) 100%), url('../images/creation_2426480105.webp');
  background-size: cover;
  background-position: center;
}

.hero-block.hero-bg-smart {
  background-color: transparent;
  background-image: linear-gradient(135deg, rgba(30, 31, 38, 0.82) 0%, rgba(46, 49, 56, 0.72) 100%), url('../images/creation_2426489291.webp');
  background-size: cover;
  background-position: center;
}

.hero-block.hero-bg-install {
  min-height: 72vh;
  background-color: transparent;
  background-image: linear-gradient(135deg, rgba(30, 31, 38, 0.82) 0%, rgba(46, 49, 56, 0.72) 100%), url('../images/creation_2426492417.webp');
  background-size: cover;
  background-position: center;
}

.hero-block.hero-bg-compare {
  background-color: transparent;
  background-image: linear-gradient(135deg, rgba(30, 31, 38, 0.82) 0%, rgba(46, 49, 56, 0.72) 100%), url('../images/creation_2426492434.webp');
  background-size: cover;
  background-position: center;
}

.hero-block.hero-bg-home .hero-title,
.hero-block.hero-bg-home .hero-sub,
.hero-block.hero-bg-products .hero-title,
.hero-block.hero-bg-products .hero-sub,
.hero-block.hero-bg-smart .hero-title,
.hero-block.hero-bg-smart .hero-sub,
.hero-block.hero-bg-install .hero-title,
.hero-block.hero-bg-install .hero-sub,
.hero-block.hero-bg-compare .hero-title,
.hero-block.hero-bg-compare .hero-sub {
  color: var(--color-white);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.hero-block .hero-toggles {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-md);
  justify-content: center;
}

.hero-block .hero-steps-head {
  margin-top: var(--space-md);
  margin-bottom: 0;
}

.hero-block .hero-steps-head .section-title {
  color: var(--color-white);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.hero-block .hero-steps-head .section-desc {
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-block .hero-toggles .toggle-btn {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.7);
  color: var(--color-white);
}

.hero-block .hero-toggles .toggle-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: var(--color-white);
}

.hero-block .hero-toggles .toggle-btn.active {
  background: var(--color-accent-blue);
  border-color: var(--color-accent-blue);
  color: var(--color-white);
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(2rem, 2rem); }
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-xl) var(--space-md);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  line-height: 1.2;
  color: var(--color-deep-slate);
  margin: 0 0 var(--space-md);
  max-width: 20ch;
  margin-left: auto;
  margin-right: auto;
}

.hero-sub {
  font-size: 1rem;
  color: var(--color-graphite);
  margin: 0 0 var(--space-lg);
  max-width: 32ch;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-lg);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.btn:focus {
  outline: 2px solid var(--color-accent-blue);
  outline-offset: 2px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-mint));
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-deep-slate);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-graphite);
}

.btn-secondary:hover {
  background: var(--color-concrete);
  box-shadow: var(--shadow-md);
}

.section {
  padding: var(--space-xl) 0;
}

.section-head {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2rem);
  color: var(--color-deep-slate);
  margin: 0 0 var(--space-sm);
}

.section-desc {
  font-size: 1rem;
  color: var(--color-graphite);
  margin: 0;
  max-width: 42ch;
  margin-left: auto;
  margin-right: auto;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-md);
}

.category-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  text-align: center;
}

.category-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.category-card img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  margin: 0 auto var(--space-md);
  border-radius: var(--radius-md);
}

.category-card h3 {
  font-size: 1rem;
  margin: 0 0 var(--space-xs);
  color: var(--color-deep-slate);
}

.category-card p {
  font-size: 0.875rem;
  color: var(--color-graphite);
  margin: 0;
}

.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.split-section.reverse {
  direction: rtl;
}

.split-section.reverse > * {
  direction: ltr;
}

.split-visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.benefits-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.benefits-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.benefits-list .icon-wrap {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  background: var(--color-accent-mint);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.benefits-list strong {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--color-deep-slate);
}

.before-after-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.before-after-wrap img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: var(--space-lg);
  margin-top: 10px;
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px) rotate(1deg);
}

.product-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.product-card-body {
  padding: var(--space-md);
}

.product-card h3 {
  font-size: 1.125rem;
  margin: 0 0 var(--space-sm);
  color: var(--color-deep-slate);
}

.product-card p {
  font-size: 0.875rem;
  color: var(--color-graphite);
  margin: 0 0 var(--space-md);
}

.product-price {
  font-weight: 700;
  color: var(--color-accent-blue);
  font-size: 1.125rem;
}

.banner-section {
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.banner-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(30, 31, 38, 0.4);
}

.banner-section .wrapper {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-white);
}

.banner-section h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin: 0 0 var(--space-sm);
  text-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.banner-section p {
  margin: 0;
  opacity: 0.95;
}

.banner-img-a {
  background-image: url('../images/creation_2426479686.webp');
}

.banner-img-b {
  background-image: url('../images/creation_2426480105.webp');
}

.banner-img-c {
  background-image: url('../images/creation_2426480418.webp');
}

.banner-img-smart {
  background-image: url('../images/creation_2426489291.webp');
}

.banner-img-install {
  background-image: url('../images/creation_2426492417.webp');
}

.banner-img-compare {
  background-image: url('../images/creation_2426492434.webp');
}

.accordion-panel {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-sm);
  overflow: hidden;
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-deep-slate);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--transition-fast);
}

.accordion-trigger:hover {
  background: var(--color-concrete);
}

.accordion-trigger .icon {
  transition: transform var(--transition-base);
}

.accordion-panel.open .accordion-trigger .icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion-panel.open .accordion-content {
  max-height: 50rem;
}

.accordion-content-inner {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  border-top: 1px solid var(--color-concrete);
}

.timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  align-items: start;
}

.timeline-num {
  width: 3rem;
  height: 3rem;
  background: var(--color-accent-blue);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
}

.timeline-content img {
  width: 100%;
  max-height: 220px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.compare-table-wrap {
  overflow-x: auto;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.compare-table th,
.compare-table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  border-bottom: 1px solid var(--color-concrete);
}

.compare-table th {
  background: var(--color-graphite);
  color: var(--color-white);
  font-weight: 600;
}

.compare-table tr:hover td {
  background: rgba(0, 200, 150, 0.06);
}

.compare-table tr.highlight td {
  background: rgba(41, 98, 255, 0.08);
}

.contact-hero {
  min-height: 40vh;
  display: flex;
  align-items: center;
  background: var(--color-graphite);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.contact-hero.hero-bg-contact {
  background-image: linear-gradient(135deg, rgba(30, 31, 38, 0.88) 0%, rgba(46, 49, 56, 0.78) 100%), url('../images/creation_2426490817.webp');
  background-size: cover;
  background-position: center;
}

.contact-hero.hero-bg-contact .wrapper {
  position: relative;
  z-index: 1;
}

.contact-hero.hero-bg-contact .section-title,
.contact-hero.hero-bg-contact .section-desc {
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.contact-hero .section-title {
  color: var(--color-white);
}

.contact-hero .section-desc {
  color: rgba(255,255,255,0.85);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.contact-info-list li {
  margin-bottom: var(--space-md);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.contact-info-list .icon-wrap {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--color-accent-mint);
  color: var(--color-white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-deep-slate);
}

.form-group .optional-label {
  font-weight: 400;
  color: var(--color-graphite);
  font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-md);
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-graphite);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent-blue);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group .error-msg {
  font-size: 0.875rem;
  color: var(--color-accent-amber);
  margin-top: var(--space-xs);
  display: none;
}

.form-group.has-error .error-msg {
  display: block;
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: var(--color-accent-amber);
}

.consent-wrap {
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.consent-wrap input {
  margin-left:-49%;
  flex-shrink: 0;
}

.consent-wrap label {
  font-size: 0.875rem;
  color: var(--color-graphite);
}

.map-wrap {
  margin-top: var(--space-xl);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.map-wrap iframe,
.map-iframe {
  width: 100%;
  height: 450px;
  border: 0;
  display: block;
}

.footer {
  background: var(--color-deep-slate);
  color: var(--color-white);
  padding: var(--space-lg) 0 var(--space-md);
  margin-top: auto;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  margin-bottom: var(--space-md);
}

.footer-nav a {
  color: rgba(255,255,255,0.85);
  font-size: 0.875rem;
}

.footer-nav a:hover {
  color: var(--color-white);
}

.footer-business {
  text-align: center;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.7);
  margin: 0 0 0.5rem 0;
}

.footer-address,
.footer-phone,
.footer-abn {
  text-align: center;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.65);
  margin: 0 0 0.25rem 0;
}

.footer-phone a {
  color: rgba(255,255,255,0.85);
}

.footer-phone a:hover {
  color: #fff;
}

.section-note {
  font-size: 0.9375rem;
  color: rgba(30,31,38,0.85);
  margin: 0.5rem 0 0 0;
}

.contact-hero .section-note {
  color: rgba(255,255,255,0.9);
}

.footer-copy {
  text-align: center;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.6);
  margin: 0;
}

.privacy-popup {
  position: fixed;
  bottom: var(--space-md);
  left: var(--space-md);
  right: var(--space-md);
  max-width: 420px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-lg);
  z-index: 2000;
  transform: translateY(120%);
  transition: transform var(--transition-base);
}

.privacy-popup.visible {
  transform: translateY(0);
}

.privacy-popup h3 {
  margin: 0 0 var(--space-sm);
  font-size: 1.125rem;
  color: var(--color-deep-slate);
}

.privacy-popup p {
  font-size: 0.875rem;
  color: var(--color-graphite);
  margin: 0 0 var(--space-md);
}

.privacy-popup .btn {
  width: 100%;
}

.thankyou-block {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-xl);
}

.thankyou-block h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin: 0 0 var(--space-md);
  color: var(--color-deep-slate);
}

.thankyou-block p {
  color: var(--color-graphite);
  margin: 0 0 var(--space-lg);
}

.error-page {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-xl);
}

.error-page h1 {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 12vw, 6rem);
  margin: 0;
  color: var(--color-graphite);
}

.error-page p {
  font-size: 1.125rem;
  color: var(--color-deep-slate);
  margin: var(--space-md) 0 var(--space-lg);
}

.error-page-img {
  margin-top: var(--space-lg);
  border-radius: var(--radius-md);
}

.policy-content {
  max-width: 720px;
  margin: 0 auto;
}

.policy-content h2 {
  font-size: 1.25rem;
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--color-deep-slate);
}

.policy-content p {
  margin: 0 0 var(--space-md);
  color: var(--color-graphite);
}

.policy-img {
  margin-top: var(--space-lg);
  border-radius: var(--radius-lg);
  max-width: 100%;
}

.spec-reveal {
  padding: var(--space-md);
  background: var(--color-concrete);
  border-radius: var(--radius-sm);
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-graphite);
}

.video-preview-panel {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-md);
}

.video-preview-panel img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.video-preview-panel .panel-body {
  padding: var(--space-md);
}

.toggle-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.toggle-btn {
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  border: 1px solid var(--color-graphite);
  background: var(--color-white);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.toggle-btn.active {
  background: var(--color-accent-blue);
  color: var(--color-white);
  border-color: var(--color-accent-blue);
}

.quick-add-btn {
  display: inline-block;
  margin-top: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  font-size: 0.875rem;
  background: var(--color-accent-mint);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: opacity var(--transition-fast);
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 600;
}

.quick-add-btn:hover {
  opacity: 0.9;
}

.sticky-compare-bar {
  position: sticky;
  top: 4rem;
  background: var(--color-white);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-lg);
}

.reveal-anim {
  opacity: 0;
  transform: translateY(20px);
}

.reveal-anim.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.gallery-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.gallery-row img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.gallery-row figure {
  margin: 0;
}

.gallery-row figcaption {
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-graphite);
  text-align: center;
}

.quick-links-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-xl);
}

.quick-link-card {
  display: block;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
  color: var(--color-deep-slate);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.quick-link-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: block;
  }

  .nav-desktop-list {
    flex-wrap: nowrap;
  }

  .burger-btn {
    display: none;
  }
}

@media (min-width: 1024px) and (max-width: 1150px) {
  .nav-desktop-list {
    gap: var(--space-sm);
  }

  .nav-desktop-list a {
    font-size: 0.8125rem;
  }
}

@media (max-width: 720px) {
  .section .wrapper,
  .main-content .section .wrapper {
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
  }

  .section .products-grid {
    margin-left: var(--space-md);
    margin-right: var(--space-md);
  }

  .section .product-card {
    margin-bottom: var(--space-md);
  }
}

@media (max-width: 768px) {
  .split-section > *,
  .split-section.reverse > *,
  .before-after-wrap > * {
    min-width: 0;
  }

  .products-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 10px;
  }

  .product-card {
    min-width: 0;
  }

  .gallery-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .gallery-row img {
    min-width: 0;
  }
}

@media (max-width: 767px) {
  .split-section,
  .split-section.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .before-after-wrap {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-cta-wrap {
    flex-direction: column;
  }

  .hero-cta-wrap .btn {
    width: 100%;
  }

  .category-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 320px) {
  .wrapper {
    padding: 0 var(--space-sm);
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .gallery-row {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }
}