/* Glassmorphic Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    background: rgba(18, 18, 20, 0.418);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

/* Logo */
.logo {
    background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.5));
}

/* Auth Buttons Container */
.auth-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* Login Button */
.login-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.9);
    padding: 0.6rem 1.5rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.login-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Register Button */
.register-btn {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.15) 100%);
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: white;
    padding: 0.6rem 1.5rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    position: relative;
    overflow: hidden;
}

.register-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.2) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.register-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 30px rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
}

.register-btn:hover::before {
    opacity: 1;
}

.register-btn span {
    position: relative;
    z-index: 1;
}


/* Mobile Responsive */
@media (max-width: 768px) {
    .header-content {
        padding: 0 1rem;
    }

    .logo {
        font-size: 1.5rem;
    }

    .auth-buttons {
        gap: 0.5rem;
    }

    .login-btn,
    .register-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {

    .login-btn,
    .register-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
        min-width: 70px;
        text-align: center;
    }
}