:root {

  --primary-bg: #000000; 
  --secondary-bg: #111111; 
  --card-bg: #1a1a1a; 

  --text-main: #ffffff; 
  --text-body: #b3b3b3; 

  --accent-red: #ff0000; 
  --border-color: #333333; 
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.8);

  --font-title: "Montserrat", sans-serif;
  --font-body: "Inter", sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  background-color: var(--primary-bg);
  font-family: var(--font-body);
  color: var(--text-body);
  line-height: 1.6;
  font-size: 16px;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-title);
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.2;
  text-transform: uppercase; 
  letter-spacing: 0.5px;
}

h1 {
  font-size: 48px;
}
h2 {
  font-size: 32px;
  margin-bottom: 20px;
  border-left: 4px solid var(--accent-red);
  padding-left: 15px;
}
h3 {
  font-size: 20px;
  color: var(--text-main);
}

.section-label {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--accent-red);
  text-transform: uppercase;
  display: block;
  margin-bottom: 10px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.section-padding {
  padding: 100px 0;
}
.bg-gray {
  background-color: var(--secondary-bg);
}
a {
  text-decoration: none;
  transition: 0.3s;
}
img {
  width: 100%;
  display: block;
}

.btn-primary {
  display: inline-block;
  background-color: var(--accent-red);
  color: #fff;
  font-family: var(--font-title);
  font-weight: 700;
  text-transform: uppercase;
  padding: 15px 30px;
  border-radius: 2px; 
  letter-spacing: 1px;
  border: 1px solid var(--accent-red);
}
.btn-primary:hover {
  background-color: transparent;
  color: var(--accent-red);
}

.btn-link {
  color: var(--text-main);
  font-family: var(--font-title);
  font-weight: 600;
  text-transform: uppercase;
  border-bottom: 2px solid var(--accent-red);
  margin-left: 20px;
  padding-bottom: 5px;
  font-size: 14px;
}
.btn-link:hover {
  color: var(--accent-red);
}

.header {
  height: 90px;
  background: #000000; 
  border-bottom: 1px solid #222;
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
}

.nav-container {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-text {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 24px;
  color: var(--accent-red); 
  letter-spacing: -0.5px;
  text-transform: uppercase;
}

.logo-img {
  height: 50px;
  width: auto;
}

.nav-menu ul {
  display: flex;
  list-style: none;
  gap: 30px;
}

.nav-menu a {
  color: #ffffff;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.nav-menu a:hover,
.nav-menu a.active {
  color: var(--accent-red);
}

.hamburger {
  display: none;
  cursor: pointer;
  padding: 10px;
}
.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: #fff;
  margin: 6px auto;
}

.hero-section {
  padding: 80px 0;
  min-height: 650px;
  display: flex;
  align-items: center;
  background: var(--primary-bg);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-text h1 {
  color: #fff;
  margin-bottom: 20px;
}
.hero-text p {
  font-size: 18px;
  color: #999;
  margin-bottom: 40px;
  max-width: 500px;
  border-left: 1px solid #333;
  padding-left: 20px;
}

.hero-image img {
  border-radius: 4px;
  box-shadow: 20px 20px 0px var(--secondary-bg); 
  border: 1px solid #333;
  filter: brightness(0.9); 
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-image video {
  width: 100%;
  max-width: 350px;
  height: auto;
  border-radius: 4px;
  box-shadow: var(--shadow);
  object-fit: cover;
  display: block;
  margin: 0 auto;
  border: 1px solid #333;
}
.about-list {
  list-style: none;
  margin-top: 25px;
  padding-left: 0;
}
.about-list li {
  margin-bottom: 12px;
  font-weight: 500;
  position: relative;
  padding-left: 25px;
  color: #fff;
}
.about-list li::before {
  content: "✓"; 
  color: var(--accent-red);
  font-weight: bold;
  position: absolute;
  left: 0;
}

.section-center-title {
  text-align: center;
  margin-bottom: 60px;
}
.section-center-title h2 {
  border: none;
  padding: 0;
} 
.section-center-title p.subtitle {
  margin-top: 10px;
  color: #888;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}
.service-card {
  background: var(--card-bg);
  border: 1px solid #222;
  padding: 40px;
  border-radius: 4px;
  transition: 0.3s;
}
.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-red); 
  background: #151515;
}
.service-card h3 {
  margin-bottom: 15px;
  letter-spacing: 1px;
}
.service-card p {
  font-size: 15px;
  color: #aaa;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
}
.gallery-item img {
  height: 280px;
  object-fit: cover;
  border-radius: 4px;
  transition: transform 0.3s, filter 0.3s;
  border: 1px solid #222;
}
.gallery-item:hover img {
  transform: scale(1.02);
  filter: grayscale(0%); 
  border-color: var(--accent-red);
}

.footer {
  background-color: #000;
  color: #fff;
  text-align: center;
  padding: 50px 0;
  font-size: 14px;
  border-top: 2px solid var(--accent-red); 
}
.footer-links a {
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  margin: 0 10px;
}
.footer-social-text {
  margin: 20px 0;
}
.footer-social-text a {
  color: #888;
  margin: 0 15px;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 2px;
  font-weight: 700;
}
.footer-social-text a:hover {
  color: var(--accent-red);
}

@media (max-width: 900px) {
  h1 {
    font-size: 36px;
  }
  .hero-grid,
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-text {
    order: 2;
  }
  .hero-image {
    order: 1;
  }
  .about-image {
    order: 1;
  }
  .about-text {
    order: 2;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav-menu ul {
    display: none;
  }
  .hamburger {
    display: block;
  }

  .nav-menu.active {
    display: block;
    position: fixed;
    top: 90px;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #000;
    padding: 40px;
    z-index: 999;
    border-top: 1px solid #333;
  }
  .nav-menu.active ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
  }
  .nav-menu.active a {
    font-size: 20px;
    color: #fff;
  }
}
@media (max-width: 600px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}