/* style.css — Header v3 Crypto Balance */

.header-v3 {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: #0f0f1a;
  border-bottom: 1px solid rgba(0, 255, 234, 0.15);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
  color: #ffffff;
}

.header-v3 .container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-text {
  font-size: 2.3rem;
  font-weight: 900;
  background: linear-gradient(90deg, #00ffea, #00d4ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu ul {
  display: flex;
  gap: 2.8rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu a {
  color: #d0d0ff;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s;
}

.nav-menu a:hover { color: #00ffea; }

.user-actions {
  display: flex;
  align-items: center;
  gap: 1.8rem;
}

.crypto-wallet {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: rgba(0, 255, 234, 0.08);
  padding: 0.6rem 1.4rem;
  border-radius: 50px;
  border: 1px solid rgba(0, 255, 234, 0.25);
}

.balance {
  font-weight: bold;
  color: #00ffea;
  font-size: 1.1rem;
}

.crypto-symbol {
  color: #d0d0ff;
  font-size: 0.9rem;
  margin-left: 0.5rem;
}

.currency-selector {
  display: flex;
  gap: 0.5rem;
}

.currency-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: #d0d0ff;
  padding: 0.4rem 0.8rem;
  border-radius: 30px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.3s;
}

.currency-btn.active {
  background: rgba(0, 255, 234, 0.2);
  border-color: #00ffea;
  color: #00ffea;
}

.currency-btn:hover:not(.active) {
  border-color: #00ffea;
  color: #00ffea;
}

.btn-deposit {
  background: #00ffea;
  color: #000;
  padding: 0.8rem 1.8rem;
  border-radius: 50px;
  font-weight: bold;
  border: none;
  box-shadow: 0 8px 30px rgba(0, 255, 234, 0.4);
  transition: all 0.3s;
}

.btn-deposit:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 50px rgba(0, 255, 234, 0.6);
}

.btn-login {
  background: transparent;
  border: 2px solid #00ffea;
  color: #00ffea;
  padding: 0.8rem 1.8rem;
  border-radius: 50px;
  font-weight: bold;
  transition: all 0.3s;
  text-decoration: none;
}

.btn-login:hover {
  background: #00ffea;
  color: #ffffff;
}

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

.burger span {
  width: 30px;
  height: 3px;
  background: #00ffea;
  border-radius: 2px;
  transition: all 0.3s;
}

@media (max-width: 992px) {
  .nav-menu, .user-actions { display: none; }
  .burger { display: flex; }
}