/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  background: #0f0f1e;
  color: #e0e0ff;
  line-height: 1.7;
  overflow-x: hidden;
}

::selection {
  background: #6e57ff;
  color: white;
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1.5rem 5%;
  background: rgba(15, 15, 30, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  transition: all 0.4s ease;
  border-bottom: 1px solid rgba(110, 87, 255, 0.2);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: #6e57ff;
  text-decoration: none;
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  color: #e0e0ff;
  text-decoration: none;
  font-weight: 500;
  position: relative;
  transition: color 0.3s;
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -8px;
  left: 0;
  background: #6e57ff;
  transition: width 0.4s ease;
}

.nav-links a:hover {
  color: #6e57ff;
}

.nav-links a:hover::after {
  width: 100%;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.hamburger span {
  width: 30px;
  height: 3px;
  background: #6e57ff;
  border-radius: 5px;
  transition: 0.3s;
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 400px;
  height: 100vh;
  background: rgba(15, 15, 30, 0.98);
  backdrop-filter: blur(20px);
  padding: 6rem 2rem 2rem;
  transition: right 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55);
  z-index: 999;
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu a {
  display: block;
  color: white;
  font-size: 1.5rem;
  margin: 1.5rem 0;
  text-align: center;
  text-decoration: none;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s;
}

.mobile-menu.active a {
  opacity: 1;
  transform: translateY(0);
}

/* Footer */
footer {
  background: #0a0a15;
  padding: 4rem 5% 2rem;
  text-align: center;
  border-top: 1px solid rgba(110, 87, 255, 0.2);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.social-links a {
  width: 50px;
  height: 50px;
  background: rgba(110, 87, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6e57ff;
  font-size: 1.4rem;
  transition: all 0.4s;
  backdrop-filter: blur(10px);
}

.social-links a:hover {
  background: #6e57ff;
  color: white;
  transform: translateY(-8px);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links, .hamburger { display: none; }
  .hamburger { display: flex; }
  .logo { font-size: 1.5rem; }
}