/* ==============================================
   KG Contracting — Dark Industrial Theme
   Fonts: Bebas Neue (display) + Figtree (body)
   Colors: Black, red (#C41E1E), warm white
   ============================================== */

:root {
  --bg-dark: #0a0a0a;
  --bg-section: #0e0e0e;
  --bg-card: #151515;
  --bg-card-hover: #1c1c1c;
  --red: #c41e1e;
  --red-light: #e63946;
  --red-dark: #8a1515;
  --red-glow: rgba(196, 30, 30, 0.25);
  --text: #f0ebe3;
  --text-dim: #908a84;
  --text-muted: #504c48;
  --border: #1e1e1e;
  --border-light: #2e2e2e;
  --radius: 4px;
  --transition: 0.3s ease;
  --font-display: 'Bebas Neue', 'Impact', 'Arial Narrow', sans-serif;
  --font-body: 'Figtree', system-ui, -apple-system, sans-serif;
}

/* ========= RESET ========= */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button {
  font-family: inherit;
}

/* ========= UTILITIES ========= */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 110px 0;
  position: relative;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 16px;
  position: relative;
  padding-left: 44px;
}
.section-tag::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 30px;
  height: 2px;
  background: var(--red);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-tag {
  padding-left: 0;
}
.section-header .section-tag::before {
  display: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: 1px;
}

h2 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
}

.red {
  color: var(--red);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 36px;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--red);
  color: white;
}
.btn-primary:hover {
  background: var(--red-light);
  box-shadow: 0 4px 30px var(--red-glow);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border-light);
}
.btn-outline:hover {
  border-color: var(--red);
  color: var(--red);
}

.btn-full {
  width: 100%;
}

/* ========= NOISE TEXTURE ========= */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ========= NAVIGATION ========= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition);
}
.navbar.scrolled {
  background: rgba(10, 10, 10, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  z-index: 1001;
}
.nav-logo img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-family: var(--font-display);
  font-size: 0.88rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--red);
  transition: width var(--transition);
}
.nav-links a:hover {
  color: var(--text);
}
.nav-links a:hover::after {
  width: 100%;
}
.nav-links-phone {
  display: none !important;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.82rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--red);
  padding: 8px 18px;
  border: 1px solid rgba(196, 30, 30, 0.4);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.nav-cta:hover {
  background: var(--red);
  border-color: var(--red);
  color: white;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all var(--transition);
  transform-origin: center;
}

/* ========= HERO ========= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(196, 30, 30, 0.07) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 90%, rgba(196, 30, 30, 0.04) 0%, transparent 45%),
    var(--bg-dark);
  z-index: 0;
}
/* Subtle cross-hatch / blueprint grid */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 0 24px;
  max-width: 900px;
}

.hero-logo {
  width: 130px;
  height: 130px;
  margin: 0 auto 28px;
  object-fit: contain;
  animation: fadeInScale 0.8s ease-out;
  filter: drop-shadow(0 0 40px rgba(196, 30, 30, 0.15));
}

.hero h1 {
  font-size: clamp(2.5rem, 7vw, 5rem);
  letter-spacing: 3px;
  margin-bottom: 16px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-dim);
  letter-spacing: 1.5px;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 1;
  animation: fadeIn 1s ease-out 1.2s both;
}
.scroll-indicator span {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-muted);
}
.scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ========= ABOUT ========= */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  align-items: center;
}

.about-image {
  position: relative;
}
.about-image img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius);
  position: relative;
  z-index: 1;
}
.image-accent {
  position: absolute;
  top: -10px;
  right: -10px;
  bottom: 10px;
  left: 10px;
  border: 2px solid var(--red);
  border-radius: var(--radius);
  z-index: 0;
  opacity: 0.5;
}

.about-text h2 {
  margin-bottom: 24px;
}
.about-text p {
  color: var(--text-dim);
  margin-bottom: 16px;
  font-size: 1.02rem;
}

.about-details {
  display: flex;
  gap: 40px;
  margin-top: 36px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.detail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.detail-label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--red);
}
.detail-value {
  font-weight: 600;
  font-size: 0.95rem;
}

/* ========= SERVICES ========= */
.services {
  background: var(--bg-section);
}
.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), transparent);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.service-card:hover {
  border-color: var(--border-light);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}
.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 20px;
  color: var(--red);
}
.service-icon svg {
  width: 100%;
  height: 100%;
}

.service-card h3 {
  font-size: 1.4rem;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-dim);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* ========= BEFORE / AFTER ========= */
.before-after {
  margin-bottom: 80px;
  text-align: center;
}
.before-after h3 {
  font-size: 1.8rem;
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.ba-sub {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 32px;
}

.comparison-slider {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: var(--radius);
  cursor: ew-resize;
  border: 1px solid var(--border-light);
  max-width: 820px;
  margin: 0 auto;
  user-select: none;
  -webkit-user-select: none;
}

.comparison-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.comparison-after {
  z-index: 1;
  clip-path: inset(0 50% 0 0);
}

.comparison-handle {
  position: absolute;
  top: 0;
  left: 50%;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform: translateX(-50%);
  pointer-events: none;
}

.handle-line {
  flex: 1;
  width: 3px;
  background: white;
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.5);
}

.handle-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
  transition: transform 0.2s ease;
}
.comparison-slider:active .handle-btn {
  transform: scale(1.1);
}

.comparison-label {
  position: absolute;
  bottom: 16px;
  z-index: 3;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  padding: 6px 16px;
  border-radius: var(--radius);
}
.label-before {
  right: 16px;
}
.label-after {
  left: 16px;
}

/* ========= GALLERY ========= */
.gallery-filters {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  font-family: var(--font-display);
  font-size: 0.82rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 10px 22px;
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn:hover {
  color: var(--text);
  border-color: var(--border-light);
}
.filter-btn.active {
  color: white;
  border-color: var(--red);
  background: var(--red);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.gallery-item {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: var(--radius);
  cursor: pointer;
  border: 1px solid var(--border);
}
.gallery-item.hidden {
  display: none;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.1) 40%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity var(--transition);
}
.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 1px;
}
.gallery-cat {
  font-size: 0.75rem;
  color: var(--red-light);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 2px;
}

/* ========= LIGHTBOX ========= */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.96);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
  transition: opacity 0.2s ease;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  transition: color var(--transition);
  z-index: 1;
  line-height: 1;
}
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  color: white;
}

.lightbox-close {
  top: 20px;
  right: 24px;
  font-size: 2.5rem;
}
.lightbox-prev,
.lightbox-next {
  top: 50%;
  transform: translateY(-50%);
  font-size: 3.5rem;
  padding: 20px 16px;
}
.lightbox-prev {
  left: 8px;
}
.lightbox-next {
  right: 8px;
}

.lightbox-caption {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ========= CONTACT ========= */
.contact {
  background: var(--bg-section);
}
.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), transparent);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info h2 {
  margin-bottom: 16px;
}
.contact-info > p {
  color: var(--text-dim);
  margin-bottom: 40px;
  font-size: 1.02rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
}
a.contact-method:hover {
  border-color: rgba(196, 30, 30, 0.4);
  background: var(--bg-card-hover);
}

.method-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(196, 30, 30, 0.08);
  border: 1px solid rgba(196, 30, 30, 0.15);
  border-radius: 50%;
  color: var(--red);
  flex-shrink: 0;
}

.method-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 2px;
}
.method-value {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.92rem;
  transition: border-color var(--transition);
  outline: none;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--red);
}
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--text-muted);
}
.contact-form select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23908a84' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  cursor: pointer;
}
.contact-form select option {
  background: var(--bg-card);
  color: var(--text);
}
.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

.form-success {
  text-align: center;
  padding: 48px 32px;
  background: var(--bg-card);
  border: 1px solid rgba(196, 30, 30, 0.3);
  border-radius: var(--radius);
  grid-column: 2;
}
.success-icon {
  color: var(--red);
  margin-bottom: 16px;
}
.form-success h3 {
  font-size: 1.6rem;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.form-success p {
  color: var(--text-dim);
}

/* ========= FOOTER ========= */
.footer {
  padding: 64px 0 0;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--text-dim);
  max-width: 280px;
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-grid h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
  color: var(--text);
}

.footer-grid a,
.footer-grid > div > span {
  display: block;
  color: var(--text-dim);
  font-size: 0.88rem;
  margin-bottom: 10px;
  transition: color var(--transition);
}
.footer-grid a:hover {
  color: var(--red);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-muted);
}
.footer-bottom a {
  color: var(--red);
  transition: opacity var(--transition);
}
.footer-bottom a:hover {
  opacity: 0.8;
}

/* ========= ANIMATIONS ========= */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInScale {
  from { opacity: 0; transform: scale(0.85); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========= RESPONSIVE ========= */
@media (max-width: 968px) {
  .section {
    padding: 80px 0;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .about-image {
    max-width: 400px;
    margin: 0 auto;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .form-success {
    grid-column: 1;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 999;
  }
  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links a {
    font-size: 1.5rem;
    letter-spacing: 3px;
    color: var(--text);
  }
  .nav-links a::after {
    display: none;
  }
  .nav-links-phone {
    display: block !important;
    color: var(--red) !important;
    margin-top: 12px;
  }

  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }
  .nav-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav-toggle.open span:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .about-details {
    flex-wrap: wrap;
    gap: 24px;
  }

  .hero h1 {
    font-size: clamp(2rem, 8vw, 3.5rem);
  }
  .hero-logo {
    width: 100px;
    height: 100px;
  }

  .comparison-slider {
    aspect-ratio: 3/2;
  }
}

@media (max-width: 540px) {
  .section {
    padding: 64px 0;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }
  .service-card {
    padding: 32px 24px;
  }

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

  .gallery-filters {
    gap: 8px;
  }
  .filter-btn {
    padding: 8px 16px;
    font-size: 0.75rem;
  }

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

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

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .contact-grid {
    gap: 40px;
  }
}