/* Nav-bar Flutuante e Inteligente */

.floating-nav {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.floating-nav.visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.nav-container {
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 30px;
    padding: 8px 10px;
    box-shadow: 
        0 8px 32px rgba(15, 12, 41, 0.4),
        0 4px 16px rgba(139, 92, 246, 0.2),
        inset 0 1px 0 rgba(139, 92, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.nav-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(139, 92, 246, 0.1) 20%, 
        rgba(139, 92, 246, 0.05) 80%, 
        transparent);
    animation: nav-shimmer 3s ease-in-out infinite;
    z-index: -1;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #a1a1aa;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-brand i {
    color: #8b5cf6;
    font-size: 1.2rem;
    filter: drop-shadow(0 0 8px rgba(139, 92, 246, 0.4));
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
    justify-content: center;
}

.nav-item {
    margin: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    color: #e2e8f0;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: 25px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(139, 92, 246, 0.2), 
        transparent);
    transition: left 0.4s ease;
    z-index: -1;
}

.nav-link:hover {
    color: #ffffff;
    background: rgba(139, 92, 246, 0.15);
    transform: translateY(-2px);
    box-shadow: 
        0 4px 12px rgba(139, 92, 246, 0.3),
        inset 0 1px 0 rgba(139, 92, 246, 0.2);
}

.nav-link:hover::before {
    left: 0;
}

.nav-link.active {
    color: #ffffff;
    background: rgba(139, 92, 246, 0.25);
    box-shadow: 
        0 0 16px rgba(139, 92, 246, 0.4),
        inset 0 1px 0 rgba(139, 92, 246, 0.3);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: linear-gradient(90deg, #8b5cf6, #a78bfa);
    border-radius: 2px;
    animation: active-glow 2s ease-in-out infinite;
}

.nav-link i {
    font-size: 1rem;
    color: #8b5cf6;
    transition: all 0.3s ease;
}

.nav-link:hover i,
.nav-link.active i {
    color: #ffffff;
    filter: drop-shadow(0 0 8px rgba(139, 92, 246, 0.6));
}

.nav-toggle {
    display: none;
    background: rgba(139, 92, 246, 0.2);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 12px;
    padding: 8px 12px;
    color: #e2e8f0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-toggle:hover {
    background: rgba(139, 92, 246, 0.3);
    color: #ffffff;
}

/* Animações */
@keyframes nav-shimmer {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

@keyframes active-glow {
    0%, 100% { 
        opacity: 0.6; 
        transform: translateX(-50%) scaleX(1);
    }
    50% { 
        opacity: 1; 
        transform: translateX(-50%) scaleX(1.2);
    }
}

/* Responsividade */
@media (max-width: 1024px) {
    .nav-container {
        padding: 10px 18px;
    }
    
    .nav-link {
        padding: 7px 12px;
        font-size: 0.85rem;
        gap: 5px;
    }
}

@media (max-width: 768px) {
    .floating-nav {
        bottom: 15px;
        transform: none;
        width: auto;
        top: auto;
    }
    
    .floating-nav.visible {
        transform: none;
    }
    
    .nav-container {
        padding: 10px 16px;
        border-radius: 35px;
        width: 100%;
        max-width: none;
        justify-content: space-between;
        overflow: visible;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: auto;
        bottom: calc(100% + 10px);
        left: 0;
        right: 0;
        background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
        backdrop-filter: blur(20px);
        border: 1px solid rgba(139, 92, 246, 0.3);
        border-radius: 20px;
        padding: 16px;
        margin-top: 0;
        flex-direction: column;
        gap: 8px;
        box-shadow: 0 8px 32px rgba(15, 12, 41, 0.4);
        z-index: 1001;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all 0.3s ease-out;
    }
    
    .nav-menu.active {
        display: flex !important;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        animation: slideDown 0.3s ease-out;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        padding: 12px 16px;
        width: 100%;
        justify-content: center;
        border-radius: 12px;
        font-size: 0.9rem;
        gap: 10px;
    }
    
    .nav-link span {
        display: none;
    }
    
    .nav-link i {
        margin: 0 auto;
    }
    
    .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 10px 18px;
        background: rgba(139, 92, 246, 0.2);
        border: 1px solid rgba(139, 92, 246, 0.3);
        border-radius: 12px;
        color: #e2e8f0;
        cursor: pointer;
        transition: all 0.3s ease;
    }
    
    .nav-toggle:hover {
        background: rgba(139, 92, 246, 0.3);
        color: #ffffff;
    }
    
    .nav-toggle.active {
        background: rgba(139, 92, 246, 0.4);
        color: #ffffff;
    }

    body.light-mode .nav-menu{
        background: linear-gradient(135deg, #412c72, #5b3da1, #543b91);
        backdrop-filter: blur(20px);
        border: 1px solid rgba(139, 92, 246, 0.2);
        box-shadow: 
            0 8px 32px rgba(65, 44, 114, 0.15),
            0 4px 16px rgba(139, 92, 246, 0.1),
            inset 0 1px 0 rgba(139, 92, 246, 0.2);
    }

}

@media (max-width: 480px) {
    
    .nav-container {
        padding: 8px 12px;
        border-radius: 30px;
    }
    
    .nav-menu {
        padding: 12px;
        gap: 6px;
        display: none;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all 0.3s ease-out;
    }
    
    .nav-menu.active {
        display: flex !important;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .nav-link {
        padding: 10px 14px;
        font-size: 0.85rem;
        gap: 8px;
    }
}

/* Animação para menu mobile */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

body.light-mode .nav-container{
    background: linear-gradient(135deg, #412c72, #5b3da1, #543b91);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(139, 92, 246, 0.2);
    box-shadow: 
        0 8px 32px rgba(65, 44, 114, 0.15),
        0 4px 16px rgba(139, 92, 246, 0.1),
        inset 0 1px 0 rgba(139, 92, 246, 0.2);
}

@media (prefers-reduced-motion: reduce) {
    .floating-nav,
    .nav-container,
    .nav-link {
        transition: none;
    }
    
    .nav-container::before,
    .nav-link::before,
    .nav-link.active::after {
        animation: none;
    }
}