/* Navigation Bar */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 20px;
}

.glass-nav {
    position: fixed;
    top: 50%;
    right: 30px;
    transform: translateY(-50%);
    background: rgba(30, 34, 42, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 10px;
    border-radius: 30px;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    width: auto;
    transition: var(--transition);
}

.glass-nav:hover {
    background: rgba(30, 34, 42, 0.9);
    border-color: rgba(255, 255, 255, 0.2);
}

.nav-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    padding: 12px;
    border-radius: 12px;
    white-space: nowrap;
}

.nav-link i {
    font-size: 1.1rem;
    color: var(--text-secondary);
    transition: var(--transition);
    width: 20px;
    text-align: center;
}

.nav-link span {
    opacity: 0;
    max-width: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

/* Hover effect: Show text and expand */
.glass-nav:hover .nav-link span {
    opacity: 1;
    max-width: 100px;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(59, 130, 246, 0.15);
    color: #fff;
}

.nav-link:hover i,
.nav-link.active i {
    color: var(--accent);
    transform: scale(1.1);
}

/* Container spacing - no top padding needed now */
.container {
    padding-top: 40px;
}

/* Mobile Responsive - Bottom Bar */
@media (max-width: 900px) {
    .glass-nav {
        top: auto;
        bottom: 20px;
        right: 50%;
        transform: translateX(50%);
        width: 90%;
        max-width: 400px;
        flex-direction: row;
        padding: 10px 20px;
        border-radius: 50px;
    }

    .nav-links {
        flex-direction: row;
        justify-content: space-around;
        width: 100%;
        gap: 0;
    }

    .nav-link {
        flex-direction: column;
        gap: 4px;
        padding: 12px;
        font-size: 0.75rem;
    }

    .nav-link i {
        font-size: 1.2rem;
        margin-bottom: 2px;
    }

    /* Always show text on mobile for clarity (or hide if space is tight) */
    .nav-link span {
        opacity: 1;
        max-width: 100%;
        display: block;
    }

    .glass-nav:hover .nav-link span {
        opacity: 1;
    }
}