.header {
  position: fixed;
  top: 0;
  width: 100%;
  background: linear-gradient(
    180deg,
    rgba(10, 10, 10, 0.98) 0%,
    rgba(10, 10, 10, 0.95) 100%
  );
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 16px 0;
  border-bottom: 1px solid rgba(220, 20, 60, 0.3);
  box-shadow: 0 2px 20px rgba(220, 20, 60, 0.1);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 28px;
  font-weight: bold;
  background: linear-gradient(135deg, var(--primary-red), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-decoration: none;
  letter-spacing: 2px;
  text-shadow: 0 0 30px rgba(220, 20, 60, 0.5);
}

.logo img {
  width: 150px;
}

.nav-menu {
  display: flex;
  gap: 16px;
  list-style: none;
}

.nav-menu a {
  color: var(--text-white);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  padding: 8px 0;
}

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

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-red);
  transition: width 0.3s ease;
}

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

.auth-buttons {
  display: flex;
  gap: 16px;
}

.btn {
  padding: 12px 32px;
  border-radius: 25px;
  border: none;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  font-size: 14px;
}

.btn-login {
  background: transparent;
  color: var(--text-white);
  border: 2px solid var(--primary-red);
}

.btn-login:hover {
  background: var(--primary-red);
  transform: translateY(-2px);
  box-shadow: 0 0 15px rgba(220, 20, 60, 0.7);
}

.btn-register {
  background: linear-gradient(135deg, var(--primary-red), var(--dark-red));
  color: var(--text-white);
}

.btn-register:hover {
  background: linear-gradient(135deg, var(--dark-red), var(--primary-red));
  transform: translateY(-2px);
  box-shadow: 0 0 15px rgba(220, 20, 60, 0.7);
}

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

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--text-white);
  transition: all 0.3s ease;
}

@media (max-width: 630px) {
  .logo img {
    width: 100px;
  }

  .auth-buttons {
    gap: 8px;
  }

  .btn {
    padding: 8px 16px;
    font-size: 12px;
  }

  .hamburger span {
    height: 1.5px;
  }
}

@media (max-width: 380px) {
  .logo img {
    width: 80px;
  }

  .btn {
    padding: 6px 12px;
    font-size: 10px;
  }
}