/* Navigation Bar */
.nav-bar {
    position: absolute;
    top: 0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 2.5rem);
    max-width: 37.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
}

.nav-icons {
    display: flex;
    gap: 0.5rem;
}

.nav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0.375rem;
    background: transparent;
    border: none;
    border-radius: 0.625rem;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.15s ease;
}

.nav-btn:hover {
    background: rgba(255, 107, 157, 0.15);
    transform: scale(1.05);
}

.nav-btn:active {
    transform: scale(0.95);
}

.nav-btn svg {
    width: 1.5rem;
    height: 1.5rem;
}