/* Liquid Glass Navigation Bar */

.liquid-nav {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(32px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 60px;
    padding: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.4),
        0 4px 12px rgba(0, 0, 0, 0.2),
        inset 0 1px 2px rgba(255, 255, 255, 0.15),
        inset 0 -1px 2px rgba(0, 0, 0, 0.1);
    animation: fadeInDown 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.liquid-nav::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, 
        rgba(37, 99, 235, 0.4) 0%, 
        rgba(99, 102, 241, 0.2) 25%,
        rgba(0, 0, 0, 0.1) 50%, 
        rgba(99, 102, 241, 0.2) 75%,
        rgba(37, 99, 235, 0.4) 100%);
    border-radius: 62px;
    z-index: -1;
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    filter: blur(1px);
}

.liquid-nav:hover::before {
    opacity: 1;
    filter: blur(0px);
}

.nav-brand-liquid {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    color: var(--white);
    font-weight: 700;
    font-size: 18px;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.nav-brand-liquid i {
    font-size: 20px;
    color: var(--primary-color);
}

.nav-items {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-item-liquid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 16px;
    color: var(--gray-400);
    text-decoration: none;
    border-radius: 40px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    min-width: 85px;
    text-align: center;
    white-space: nowrap;
    line-height: 1;
}

.nav-item-liquid i {
    display: none;
}

.nav-item-liquid span {
    display: block;
    line-height: 1;
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 1;
}

.nav-item-liquid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(37, 99, 235, 0.3) 0%, 
        rgba(99, 102, 241, 0.2) 100%);
    border-radius: 40px;
    opacity: 0;
    transform: scale(0.7) rotateX(45deg);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
    backdrop-filter: blur(8px);
}

.nav-item-liquid:hover {
    color: var(--white);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.2);
}

.nav-item-liquid:hover::before {
    opacity: 1;
    transform: scale(1) rotateX(0deg);
}


.nav-item-liquid.active {
    color: var(--white);
    background: linear-gradient(135deg, 
        var(--primary-color) 0%, 
        rgba(37, 99, 235, 0.9) 100%);
    box-shadow: 
        0 6px 25px rgba(37, 99, 235, 0.4),
        0 2px 8px rgba(37, 99, 235, 0.2),
        inset 0 1px 2px rgba(255, 255, 255, 0.25),
        inset 0 -1px 2px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(16px) saturate(150%);
    transform: translateY(-1px);
    text-align: center;
    position: relative;
}


.nav-user-liquid {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    margin-left: 8px;
    position: relative;
}

.user-avatar-liquid {
    width: 36px;
    height: 36px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.user-avatar-liquid:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
}

.user-info-liquid {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.user-name-liquid {
    color: var(--white);
    font-size: 12px;
    font-weight: 600;
    line-height: 1;
}

.user-plan-liquid {
    color: var(--gray-400);
    font-size: 10px;
    line-height: 1;
}

.dropdown-liquid {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: var(--glass-black-strong);
    backdrop-filter: var(--blur-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 8px;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.dropdown-liquid.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item-liquid {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--gray-300);
    text-decoration: none;
    border-radius: 12px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.dropdown-item-liquid:hover {
    background: var(--glass-blue);
    color: var(--white);
}

.dropdown-item-liquid i {
    font-size: 16px;
    color: var(--gray-400);
    transition: color 0.3s ease;
}

.dropdown-item-liquid:hover i {
    color: var(--primary-color);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .liquid-nav {
        left: 10px;
        right: 10px;
        transform: none;
        padding: 6px;
    }
    
    .nav-item-liquid {
        padding: 10px 12px;
        font-size: 13px;
    }
    
    .nav-item-liquid span {
        display: none;
    }
    
    .nav-brand-liquid span {
        display: none;
    }
    
    .user-info-liquid {
        display: none;
    }
}

@media (max-width: 480px) {
    .liquid-nav {
        gap: 2px;
        padding: 4px;
    }
    
    .nav-item-liquid {
        padding: 8px 10px;
    }
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* Hover effects for the nav container */
.liquid-nav:hover {
    transform: translateX(-50%) translateY(-4px) scale(1.01);
    box-shadow: 
        0 16px 50px rgba(0, 0, 0, 0.5),
        0 8px 20px rgba(37, 99, 235, 0.1),
        inset 0 1px 3px rgba(255, 255, 255, 0.2),
        inset 0 -1px 3px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(40px) saturate(200%);
}

/* Active page indicator animation */
.nav-item-liquid.active::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--white);
    border-radius: 50%;
    box-shadow: 
        0 0 8px rgba(255, 255, 255, 0.6),
        0 0 16px rgba(255, 255, 255, 0.3);
    animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes slideIn {
    from {
        transform: translateX(-50%) scaleX(0);
        opacity: 0;
    }
    to {
        transform: translateX(-50%) scaleX(1);
        opacity: 1;
    }
}

@keyframes pulseGlow {
    0%, 100% {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }
    50% {
        opacity: 0.7;
        transform: translateX(-50%) scale(1.2);
    }
}