/* --------------------------- Ultra Concrete - style.css Single-file responsive styles --------------------------- */ /* Reset & variables */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
:root {
  --primary-color: #ff6b35;
  --secondary-color: #2c3e50;
  --accent-color: #f39c12;
  --text-light: #ecf0f1;
  --text-dark: #2c3e50;
  --background-light: #f8f9fa;
  --gradient: linear-gradient(135deg, #ff6b35 0%, #f39c12 100%);
  --shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 25px 50px rgba(255, 107, 53, 0.18);
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --container-max: 1200px;
  --nav-height: 72px;
} /* Page basics */
body,
html {
  overflow-x: hidden;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
    Arial;
  color: var(--text-dark);
  line-height: 1.6;
  background: white;
  -webkit-tap-highlight-color: transparent;
} /* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.25rem;
} /* ===================== NAVBAR ===================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(44, 62, 80, 0.92);
  backdrop-filter: blur(8px);
  padding: 0.9rem 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: var(--secondary-color);
  box-shadow: 0 8px 30px rgba(10, 10, 10, 0.12);
  padding: 0.45rem 0;
}
.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
} /* logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-light);
  font-weight: 700;
  font-size: 1.25rem;
}
.logo img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  object-fit: cover;
  transition: var(--transition);
}
.logo img:hover {
  transform: translateY(-3px);
} /* nav links (desktop) */
.nav-links {
  display: flex;
  list-style: none;
  gap: 1.75rem;
  align-items: center;
}
.nav-links li {
  list-style: none;
}
.nav-links a {
  color: var(--text-light);
  text-decoration: none;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border-radius: 28px;
  position: relative;
  transition: var(--transition);
  display: inline-block;
}
.nav-links a:focus {
  outline: 2px dashed rgba(255, 107, 53, 0.25);
  outline-offset: 4px;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: -6px;
  width: 0;
  height: 3px;
  border-radius: 2px;
  background: var(--gradient);
  transition: var(--transition);
}
.nav-links a:hover {
  transform: translateY(-3px);
  background: rgba(255, 107, 53, 0.06);
}
.nav-links a:hover::after {
  width: 70%;
} /* hamburger (mobile) */
.hamburger {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 8px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2.8px;
  background: var(--text-light);
  margin: 4px 0;
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger:hover {
  background: rgba(255, 255, 255, 0.03);
} /* hamburger active state (matches your JS) */
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
} /* ===================== HERO SLIDER ===================== */
.hero-slider {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.05);
  transition: all 1.1s cubic-bezier(0.4, 0, 0.2, 1);
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}
.slide.active {
  opacity: 1;
  transform: scale(1);
  z-index: 1;
}
.slide-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(70%);
  z-index: -1;
}
/* slide content */
.slide-content {
  text-align: center;
  color: var(--text-light);
  max-width: 980px;
  padding: 2.25rem;
  background: rgba(0, 0, 0, 0.36);
  border-radius: 18px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
  transform-origin: center;
  animation: slideUpEnhanced 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.slide-content h1 {
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  margin-bottom: 1rem;
  line-height: 1.05;
  background: linear-gradient(45deg, #fff, #ffa20d, #f0561d);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.35);
}
.slide-content p {
  font-size: clamp(1rem, 1.6vw, 1.3rem);
  margin-bottom: 1.4rem;
  opacity: 0.95;
} /* CTA buttons */
.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.cta-button {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  color: white;
  background: var(--gradient);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.cta-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.22),
    transparent
  );
  transition: left 0.7s;
}
.cta-button:hover::before {
  left: 100%;
}
.cta-button.secondary {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.9);
  color: white;
}
.cta-button.secondary:hover {
  background: white;
  color: var(--primary-color);
  transform: translateY(-4px);
} /* carousel nav */
.carousel-nav {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 1rem;
  align-items: center;
  z-index: 30;
}
.carousel-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(6px);
  transition: var(--transition);
}
.carousel-btn:hover {
  transform: scale(1.06);
  background: var(--primary-color);
  border-color: var(--primary-color);
} /* indicators */
.carousel-indicators {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}
.indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  transition: var(--transition);
}
.indicator.active {
  background: var(--primary-color);
  transform: scale(1.25);
} /* ===================== SECTION / TITLES ===================== */
.section {
  padding: 5.5rem 0;
}
.section-title {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-title h2 {
  font-size: clamp(1.6rem, 3.8vw, 2.8rem);
  color: var(--secondary-color);
  display: inline-block;
  position: relative;
}
.section-title h2::after {
  content: "";
  display: block;
  height: 4px;
  width: 110px;
  background: var(--gradient);
  margin: 12px auto 0;
  border-radius: 3px;
}
.section-title p {
  margin-top: 1rem;
  color: #666;
  font-size: 0.98rem;
} /* ===================== ABOUT ===================== */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

/* Image Stack */
.about-image .image-stack {
  position: relative;
  width: 100%;
  height: 420px;
  perspective: 1000px;
}

.stack-card {
  position: absolute;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  transition: var(--transition);
  cursor: pointer;
  transform-style: preserve-3d;
}

/* Image inside card */
.stack-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Card layering & animation */
.stack-card:nth-child(1) {
  top: 0;
  left: 0;
  z-index: 3;
  width: 320px;
  height: 220px;
  animation: cardFloat1 8s ease-in-out infinite;
}

.stack-card:nth-child(2) {
  top: 80px;
  right: 0;
  z-index: 2;
  width: 300px;
  height: 200px;
  animation: cardFloat2 8s ease-in-out infinite;
}

.stack-card:nth-child(3) {
  bottom: 0;
  left: 10%;
  transform: translateX(-50%);
  z-index: 1;
  width: 360px;
  height: 250px;
  animation: cardFloat3 8s ease-in-out infinite;
}

.stack-card:hover {
  transform: translateY(-18px) rotateY(6deg) scale(1.03);
  box-shadow: var(--shadow-hover);
  z-index: 10;
}

/* Optional subtle overlay */
.stack-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06), transparent);
  border-radius: inherit;
  z-index: 2;
  pointer-events: none;
}

/* About Text */
.about-text h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.about-text p {
  color: #666;
  line-height: 1.7;
  margin-bottom: 1rem;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.stat-item {
  background: white;
  padding: 1.75rem;
  border-radius: 14px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 5px;
  width: 100%;
  background: var(--gradient);
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  display: block;
  margin-bottom: 0.35rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  color: var(--secondary-color);
  font-weight: 700;
}
/* ===================== SERVICES ===================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.service-card {
  background: white;
  padding: 1.6rem;
  border-radius: 16px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  text-align: center;
}
.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--gradient);
  opacity: 0;
  transition: var(--transition);
  z-index: 0;
}
.service-content {
  position: relative;
  z-index: 2;
  transition: var(--transition);
}
.service-icon {
  width: 88px;
  height: 88px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient);
  font-size: 1.8rem;
  transition: var(--transition);
}
.service-card:hover::before {
  opacity: 0.95;
}
.service-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: var(--shadow-hover);
}
.service-card:hover .service-icon {
  background: white;
  color: var(--primary-color);
  transform: scale(1.07) rotateY(360deg);
}
.service-card h3 {
  margin-bottom: 0.7rem;
  color: var(--secondary-color);
}
.service-card p {
  color: #666;
  font-size: 0.975rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}
.view-btn {
  display: inline-block;
  padding: 0.55rem 1.25rem;
  border-radius: 999px;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 700;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.view-btn::before {
  content: "";
  position: absolute;
  left: -100%;
  top: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-color);
  transition: left 0.35s;
  z-index: -1;
}
.view-btn:hover::before {
  left: 0;
}
.view-btn:hover {
  color: white;
  transform: translateY(-4px);
} /* ===================== GALLERY ===================== */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.filter-btn {
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  border: 2px solid var(--primary-color);
  background: transparent;
  color: var(--primary-color);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.filter-btn::before {
  content: "";
  position: absolute;
  left: -100%;
  top: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient);
  transition: left 0.35s;
  z-index: -1;
}
.filter-btn.active::before,
.filter-btn:hover::before {
  left: 0;
}
.filter-btn.active,
.filter-btn:hover {
  color: white;
  box-shadow: 0 10px 30px rgba(255, 107, 53, 0.15);
  transform: translateY(-4px);
} /* gallery grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.gallery-item {
  position: relative;
  height: 260px;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: var(--transition);
  transform: scale(1);
  opacity: 1;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.05);
  filter: brightness(70%);
}

.gallery-item:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-hover);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 107, 53, 0.88),
    rgba(243, 156, 18, 0.88)
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  text-align: center;
  color: white;
  opacity: 0;
  transition: var(--transition);
  z-index: 2;
  padding: 1rem;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay h4 {
  font-size: 1.15rem;
}

.gallery-btn {
  padding: 0.55rem 1rem;
  border-radius: 999px;
  border: none;
  background: white;
  color: var(--primary-color);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.gallery-btn:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}
/* ===================== CONTACT ===================== */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
.contact-info h3 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.contact-item {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 1rem;
  background: white;
  border-radius: 12px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: default;
  margin-top: 10px;
  margin-bottom: 20px;
}
.contact-item::before {
  content: "";
  position: absolute;
  left: -100%;
  top: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient);
  opacity: 0.04;
  transition: left 0.4s;
}
.contact-item:hover::before {
  left: 0;
}
.contact-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient);
  color: white;
  font-size: 1.25rem;
  transition: var(--transition);
}
.contact-details h4 {
  color: var(--secondary-color);
  margin-bottom: 0.25rem;
} /* contact form */
.contact-form {
  background: white;
  padding: 1.4rem;
  border-radius: 12px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.form-group {
  position: relative;
  margin-bottom: 1rem;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 10px;
  border: 1.5px solid #e6e6e6;
  font-size: 0.98rem;
  background: transparent;
  transition: var(--transition);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 12px 30px rgba(255, 107, 53, 0.08);
  transform: translateY(-3px);
}
.form-group label {
  position: absolute;
  left: 12px;
  top: 12px;
  color: #9aa3ab;
  pointer-events: none;
  transition: var(--transition);
  background: transparent;
  padding: 0 0.35rem;
  font-weight: 600;
}
.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: -10px;
  left: 10px;
  font-size: 0.78rem;
  background: white;
  color: var(--primary-color);
  padding: 0 0.45rem;
  transform: scale(0.98);
}
.submit-btn {
  width: 100%;
  padding: 0.95rem;
  border-radius: 10px;
  border: none;
  background: var(--gradient);
  color: white;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition);
}
.submit-btn:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
} /* form message */
.form-message {
  display: inline-block;
  margin-top: 0.6rem;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  font-size: 0.92rem;
}
.form-message.success {
  background: #2ecc71;
  color: white;
}
.form-message.error {
  background: #e74c3c;
  color: white;
} /* ===================== FOOTER ===================== */
.footer {
  background: linear-gradient(135deg, var(--secondary-color) 0%, #1a252f 100%);
  color: var(--text-light);
  padding: 3.25rem 0 1.25rem;
  position: relative;
  overflow: hidden;
}

.footer-logo img {
  width: 42px;
  height: 42px;
}
.footer-logo span {
  color: var(--primary-color);
  margin-bottom: 0.6rem;
  font-size: 25px;
  font-weight: bolder;
}
.footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
      circle at 20% 20%,
      rgba(255, 107, 53, 0.06) 0%,
      transparent 40%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(243, 156, 18, 0.06) 0%,
      transparent 40%
    );
  z-index: 0;
}
.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 2;
}
.footer-section {
  transition: var(--transition);
}
.footer-section h3 {
  color: var(--primary-color);
  margin-bottom: 0.6rem;
  font-size: 1.05rem;
}
.footer-section a,
.footer-section p {
  color: var(--text-light);
  text-decoration: none;
  display: block;
  margin-bottom: 0.45rem;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 107, 53, 0.08);
  padding-top: 1rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.75);
} /* social icons */
.social-links {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.6rem;
  align-items: center;
}
.social-link img {
  width: 30px;
  height: 30px;
  object-fit: contain;
  transition: var(--transition);
}
.social-link:hover img {
  transform: translateY(-4px) scale(1.08);
} /* ===================== ANIMATIONS ===================== */
@keyframes slideUpEnhanced {
  0% {
    opacity: 0;
    transform: translateY(70px) scale(0.97);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
@keyframes cardFloat1 {
  0%,
  100% {
    transform: translateY(0);
  }
  33% {
    transform: translateY(-12px);
  }
  66% {
    transform: translateY(-6px);
  }
}
@keyframes cardFloat2 {
  0%,
  100% {
    transform: translateY(0);
  }
  33% {
    transform: translateY(-16px);
  }
  66% {
    transform: translateY(-8px);
  }
}
@keyframes cardFloat3 {
  0%,
  100% {
    transform: translateY(0);
  }
  33% {
    transform: translateY(-22px);
  }
  66% {
    transform: translateY(-10px);
  }
}
@keyframes ripple {
  to {
    width: 300px;
    height: 300px;
    opacity: 0;
  }
} /* utility fade-in used by JS */
.fade-in {
  animation: slideUpEnhanced 0.7s ease-out both;
} /* ===================== RESPONSIVE ===================== */ /* Tablet & small desktops */
@media (max-width: 992px) {
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    right: 0;
    width: 260px;
    height: calc(100vh - var(--nav-height));
    background: linear-gradient(
      180deg,
      rgba(44, 62, 80, 0.98),
      rgba(28, 38, 48, 0.98)
    );
    flex-direction: column;
    gap: 1.25rem;
    padding: 1.5rem;
    align-items: flex-start;
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.25);
    transform: translateX(100%);
    transition: transform 0.35s;
  }
  .nav-links.active {
    display: flex;
    transform: translateX(0);
    right: 0;
  }
  .nav-links a {
    width: 100%;
    padding: 0.9rem 1rem;
    border-radius: 10px;
    color: var(--text-light);
  }
  .hamburger {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  .about-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1.5rem;
  }
  .image-stack {
    height: 380px;
  }
  .stack-card {
    left: 50%;
    transform: translateX(-50%);
  } /* center stack on tablet */
  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
  .contact-content {
    grid-template-columns: 1fr;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  .slide-content {
    padding: 1.25rem;
  }
  .carousel-btn {
    width: 48px;
    height: 48px;
    font-size: 1rem;
  }
  .carousel-nav {
    bottom: 18px;
  }
  .section {
    padding: 4rem 0;
  }
} /* Small / Mobile */
@media (max-width: 576px) {
  .nav-container {
    padding: 0 1rem;
  }
  .logo img {
    width: 40px;
    height: 40px;
  }
  .logo {
    font-size: 1rem;
  }
  .nav-links {
    width: 100%;
    right: 0;
    top: var(--nav-height);
  }
  .slide-content {
    padding: 1rem;
  }
  .slide-content h1 {
    font-size: 1.6rem;
  }
  .slide-content p {
    font-size: 0.98rem;
    margin-bottom: 1rem;
  }
  .services-grid {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }
  .about-content {
    gap: 1rem;
  }
  .image-stack {
    height: 280px;
  }
  .stack-card {
    width: 90%;
    height: 200px;
    left: 50%;
    transform: translateX(-50%);
  }
  .stack-card:nth-child(2) {
    top: 100px;
    left: 25%;
    right: 10px;
    transform: translateX(-50%);
  }
  .stack-card:nth-child(3) {
    bottom: 0;
    top: 200px;
    left: 10%;
    width: 90%;
    height: 200px;
    transform: translateX(-50%);
  }
  .stats {
    grid-template-columns: 1fr;
  }
  .stat-number {
    font-size: 1.6rem;
  }
  .contact-form {
    padding: 1rem;
  }
  .section {
    padding: 3rem 0;
  }
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1rem;
  }
  .social-links {
    justify-content: center;
  }
} /* Accessibility: reduce motion if user prefers */
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
} /* small polish */
a {
  -webkit-tap-highlight-color: transparent;
}