/* -------------------- Top Navigation -------------------- */
.topnav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3.5rem;
    background: var(--color-white);
    display: flex;
    align-items: center;
    padding: 0 1rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.topnav-container {
    display: flex;
    flex-direction: row;      
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 1rem;
}

/* -------------------- Burger Menu -------------------- */
.navbar_burger {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
}

.navbar_burger div {
    height: 3px;
    width: 100%;
    background-color: var(--color-black);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.navbar_burger.active div:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.navbar_burger.active div:nth-child(2) {
    opacity: 0;
}
.navbar_burger.active div:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* -------------------- User Info -------------------- */

.topnav-container .myapp a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;  
    height: 2.5rem;     
    border-radius: 50%;
    background-color: var(--color-white);
    border: 2px solid var(--color-white);
    outline: 2px solid var(--color-black);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.topnav-container .myapp a i {
    font-size: 1.2rem;
    color: var(--color-black);
}

.topnav-container .myapp a:hover {
    transform: scale(1.03);
    box-shadow: 0 0 0 2px var(--color-gray-dark);
    background-color: var(--color-offwhite);
}

.topnav-container .user-info{
    display: flex;
    flex-direction: row;      /* picture + name/email side by side */
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.topnav-container .user-info a{
    text-decoration: none;
    cursor: pointer;
    color: var(--color-black);
}

.topnav-container .user-info img {
    width: 2.5rem; 
    height: 2.5rem;
    object-fit: cover;
    border: 2px solid var(--color-white);
    outline: 2px solid var(--color-black);
    border-radius: 50%;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.topnav-container .user-info img:hover {
    transform: scale(1.03);
    box-shadow: 0 0 0 2px var(--color-gray-dark);
}

/* -------------------- Hide Desktop Elements on Mobile -------------------- */

/* -------------------- Desktop (≥768px) -------------------- */
@media (min-width: 768px) {

    .navbar_burger {
        display: none;
    }

    .topnav {
        left: 250px;
        width: calc(100% - 250px);
        padding: 0 2rem;
    }

    /* Align user info to right */
    .topnav-container .user-info {
        margin-left: auto;
    }
}