:root {
  --primary: #00f2ff;
  --secondary: #bd00ff;
  --dark: #0a0a12;
  --light: #ffffff;
  --gray: #1e1e2e;
  --text: #e0e0e0;
  --font-main: 'Inter', sans-serif;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--dark);
  color: var(--text);
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
  transition: 0.3s;
}

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.lang-switch {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.lang-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: all 0.3s;
}

.lang-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.lang-btn.active {
  background: var(--primary);
  color: var(--dark);
  border-color: var(--primary);
  font-weight: bold;
}

/* Header */
.site-header {
  background: rgba(10, 10, 18, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1rem 0;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.5rem;
  background: linear-gradient(to right, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  color: transparent;
}

.logo-img {
  height: 160px;
  width: auto;
}

.nav {
  display: flex;
  gap: 2rem;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--light);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero */
.hero {
  padding: 6rem 0;
  text-align: center;
  background: radial-gradient(circle at center, #1a1a2e 0%, var(--dark) 70%);
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(to right, #fff, #aaa);
  -webkit-background-clip: text;
  color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: #aaa;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn.primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border: none;
  color: var(--dark);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 242, 255, 0.3);
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  text-align: center;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--gray);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

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

.card-body {
  padding: 1.5rem;
}

.video-player {
  width: 100%;
  border-radius: 8px;
  margin-top: 1rem;
}

.video-container {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  margin-top: 1rem;
  border-radius: 8px;
  overflow: hidden;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Contact */
.contact-form {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

input, textarea {
  width: 100%;
  padding: 0.8rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: var(--light);
  font-family: inherit;
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.contact-info {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.contact-info p {
  margin: 0.5rem 0;
}

.contact-info a {
  color: var(--primary);
  font-weight: 600;
}

.contact-info a:hover {
  text-decoration: underline;
}

/* Footer */
.site-footer {
  padding: 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 4rem;
  text-align: center;
  color: #666;
}

@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--gray);
    flex-direction: column;
    padding: 1rem;
    text-align: center;
  }
  
  .nav.active {
    display: flex;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
}