* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: "Roboto", sans-serif;
  background: #111;
  color: #eee;
  line-height: 1.6;
}
a {
  color: #0fc;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.site-header {
  background: #222;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}
.logo {
  font-size: 1.8rem;
  color: #0fc;
}
.site-nav ul {
  display: flex;
  gap: 20px;
  list-style: none;
}
.site-nav ul.show {
  flex-direction: column;
  position: absolute;
  top: 60px;
  right: 20px;
  background: #222;
  padding: 10px;
  border-radius: 4px;
}
.site-nav a {
  color: #eee;
  transition: color 0.3s;
}
.site-nav a:hover,
.site-nav a.active {
  color: #0fc;
}
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
}
.menu-toggle span {
  width: 24px;
  height: 3px;
  background: #eee;
  border-radius: 2px;
}

.hero-section {
  position: relative;
  height: 75vh;
  overflow: hidden;
}
.slides {
  position: relative;
  width: 100%;
  height: 100%;
}
.slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease;
}
.slide.active {
  opacity: 1;
}
.slide-overlay {
  position: absolute;
  bottom: 20%;
  left: 10%;
  color: #eee;
  text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.8);
}
.slide-overlay h1 {
  font-size: 3rem;
  margin-bottom: 10px;
}
.slide-overlay p {
  font-size: 1.2rem;
}
.slide-controls {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}
.slide-controls button {
  pointer-events: all;
  background: rgba(0, 0, 0, 0.5);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: #eee;
  cursor: pointer;
  transition: background 0.3s;
}
.slide-controls button:hover {
  background: rgba(0, 0, 0, 0.8);
}

section {
  padding: 60px 0;
}
section h2 {
  text-align: center;
  font-size: 2rem;
  color: #0fc;
  margin-bottom: 20px;
}

.about-section p {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  color: #ccc;
  opacity: 0;
  animation: fadeIn 0.8s 0.3s forwards;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  text-align: center;
}
.services-grid div {
  opacity: 0;
  animation: fadeIn 0.8s forwards;
}
.services-grid div:nth-child(1) {
  animation-delay: 0.2s;
}
.services-grid div:nth-child(2) {
  animation-delay: 0.4s;
}
.services-grid div:nth-child(3) {
  animation-delay: 0.6s;
}
.services-grid h3 {
  color: #eee;
  margin-bottom: 8px;
}
.services-grid p {
  color: #ccc;
}

.detail-section {
  background: #222;
}
.detail-section.alt-bg {
  background: #1a1a1a;
}
.detail-content {
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}
#commercial .detail-content {
  flex-direction: row-reverse;
}
.detail-text {
  flex: 1;
  opacity: 0;
  animation: fadeIn 0.8s forwards;
}
.detail-text h2 {
  color: #0fc;
  margin-bottom: 15px;
}
.detail-text p {
  color: #ccc;
}
.detail-image {
  flex: 1;
  max-width: 100%;
  border-radius: 4px;
  opacity: 0;
  animation: fadeIn 0.8s forwards;
}

.advantages-list {
  list-style: none;
  max-width: 600px;
  margin: 0 auto;
  display: grid;
  gap: 15px;
  text-align: center;
  color: #ccc;
  opacity: 0;
  animation: fadeIn 0.8s 0.3s forwards;
}
.advantages-list li {
  position: relative;
  padding-left: 20px;
}
.advantages-list li::before {
  content: "✅";
  position: absolute;
  left: 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.gallery-grid img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 4px;
  opacity: 0;
  animation: fadeIn 0.8s forwards;
}
.gallery-grid img:nth-child(1) {
  animation-delay: 0.2s;
}
.gallery-grid img:nth-child(2) {
  animation-delay: 0.3s;
}
.gallery-grid img:nth-child(3) {
  animation-delay: 0.4s;
}
.gallery-grid img:nth-child(4) {
  animation-delay: 0.5s;
}
.gallery-grid img:nth-child(5) {
  animation-delay: 0.6s;
}
.gallery-grid img:nth-child(6) {
  animation-delay: 0.7s;
}

.testimonials-list {
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  gap: 30px;
}
.testimonials-list blockquote {
  padding-left: 20px;
  color: #ccc;
  font-style: italic;
  opacity: 0;
  animation: fadeIn 0.8s forwards;
}
.testimonials-list blockquote:nth-child(1) {
  animation-delay: 0.2s;
}
.testimonials-list blockquote:nth-child(2) {
  animation-delay: 0.4s;
}
.testimonials-list blockquote:nth-child(3) {
  animation-delay: 0.6s;
}
.testimonials-list footer {
  margin-top: 8px;
  color: #eee;
  font-weight: 500;
}

.contact-section p {
  text-align: center;
  color: #ccc;
}
.contact-section a {
  color: #0fc;
}

.footer-links {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.footer-links a {
  color: #eee;
  transition: color 0.3s;
}
.footer-links a:hover {
  color: #0fc;
}
.footer-links .bar {
  color: #555;
}
.site-footer {
  background: #1a1a1a;
  padding: 20px 0;
  text-align: center;
}
.site-footer p {
  color: #777;
  font-size: 0.9rem;
}

.cookie-popup {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}
.cookie-content {
  background: #222;
  padding: 20px;
  border-radius: 4px;
  text-align: center;
  max-width: 360px;
  width: 90%;
}
.cookie-content p {
  color: #ccc;
  margin-bottom: 15px;
}
.cookie-buttons {
  display: flex;
  gap: 10px;
  justify-content: center;
}
.cookie-btn {
  padding: 8px 16px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
}
.cookie-btn.accept {
  background: #0fc;
  color: #121212;
}
.cookie-btn.decline {
  background: #cf6679;
  color: #121212;
}
.cookie-popup.hidden {
  display: none;
}

.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: #0fc;
  color: #121212;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0.8;
}
.scroll-to-top:hover {
  opacity: 1;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .site-nav ul {
    display: none;
  }
  .site-nav ul.show {
    display: flex;
  }
  .menu-toggle {
    display: flex;
  }
  .services-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .detail-content {
    flex-direction: column;
  }
}

.title_background {
  background: linear-gradient(90deg, #111, #222);
  padding: 60px 0;
}
.title_background .container {
  display: flex;
  justify-content: center;
}
.title_background .title {
  font-family: "Roboto", sans-serif;
  font-size: 2rem;
  color: #0fc;
  text-transform: uppercase;
  letter-spacing: 2px;
  opacity: 0;
  animation: slideInDown 0.8s ease forwards;
}

.text_background {
  background: #111;
  padding: 40px 0;
}
.text_background .container {
  max-width: 800px;
  margin: 0 auto;
}
.text_background .text {
  font-family: "Roboto", sans-serif;
  font-size: 1rem;
  line-height: 1.8;
  color: #ccc;
  text-align: justify;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.3s forwards;
}

@keyframes slideInDown {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}
@keyframes fadeInUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@media (max-width: 768px) {
  .title_background .title {
    font-size: 1.6rem;
  }
  .text_background .text {
    font-size: 0.95rem;
  }
}