body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #1E1E2E;
  color: #CCCCCC;
  line-height: 1.6;
}

.container {
    width: 85%;
    margin: 0 auto;
    max-width: 1800px;
}

.header {
    background: linear-gradient(135deg,rgba(8, 8, 8, 0.8),rgba(59, 26, 94, 0.8));
    backdrop-filter: blur(10px);
    color: #e0e0e0;
    padding: 7px 0;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    border-bottom: 4px solid rgba(0,0,0,0.1);
    border-radius: 0 0 20px 20px;
    display: flex;
    align-items: center; 
    justify-content: space-around;
    padding: 15px 0;
}

.header img {
    margin-right: 20px; 
    font-size: 2.5rem;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin-right: 20px;
}

nav ul li a {
    color: #e0e0e0;
    text-decoration: none;
    font-size: 1.2rem;
}

#hero {
    color: #e0e0e0;
    padding: 80px 0;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    background: linear-gradient(145deg, #1E1E2E, #2C2C44);
}

#hero h2 {
  font-size: 2.5rem;
  background: linear-gradient(90deg, #9900ff, #b87a40, #ffffff);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  animation: gradientMove 5s linear infinite;
}

#hero p {
    font-size: 1.5rem;
}

.hero-img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    margin-top: 20px;
}

section {
    padding: 60px 0;
}

h2 {
    font-size: 2rem;
    color: #5f2fe9;
    margin-bottom: 30px;
}

form label {
    display: block;
    margin-top: 10px;
    font-size: 1rem;
}

form input, form textarea {
    width: 100%;
    padding: 15px;
    margin-top: 5px;
    border: 1px solid #444;
    border-radius: 10px;
    box-sizing: border-box;
    font-size: 1rem;
    background: #2a1a6d;
    color: #e0e0e0;
}

form button {
    background: #4d2a8d;
    color: #e0e0e0;
    border: none;
    padding: 15px 30px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s ease;
}

form button:hover {
    background: #5c2a8d;
}

.service, .lab-member, .contact-info {
  background: #292943;
  padding: 20px;
  border-radius: 12px;
  margin-bottom: 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  transition: transform 0.3s ease;
}

footer {
  background: #181717;
  padding: 10px;
  text-align: center;
  color: #e2e0e0;
}

body.no-scroll {
  overflow: hidden;
}

.menu {
  list-style: none;
  display: flex;
  gap: 1rem;
}

.menu li a {
  font-weight: bold;
  text-transform: uppercase;
}

.menu-toggle {
  display: none;
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 50px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle span {
  position: absolute;
  left: 0;
  right: 0;
  height: 3px;
  background-color: #e0e0e0;
  transition: all 0.3s ease;
}

.menu-toggle span:nth-child(1) {
  top: 15px;
}
.menu-toggle span:nth-child(2) {
  top: 25px;
}
.menu-toggle span:nth-child(3) {
  top: 35px;
}

.menu-toggle.active span:nth-child(1) {
  top: 25px;
  transform: rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  top: 25px;
  transform: rotate(-45deg);
}

@media (max-width: 768px){
  .menu-toggle {
    display: block;
  }
  
  nav ul {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg,rgba(8, 8, 8, 1),rgba(59, 26, 94, 1));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
    list-style: none;
    transform: translateY(-100%);
    opacity: 0;
    transition: transform 0.5s ease, opacity 0.5s ease;
    pointer-events: none;
    z-index: 999;
  }
  
  nav ul.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  nav ul li {
    display: block;
    margin: 15px 0;
    text-align: center;
  }
  
  nav ul li a {
    font-size: 1.5rem;
    color: #e0e0e0;
    display: block;
    padding: 10px;
  }
}