html,
body {
    height: 100%;
}
body {
    display: flex;
    flex-direction: column;
}
.login-box {
    max-width: 420px;
    margin: 60px auto;
    padding: 35px;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0px 3px 12px rgba(0, 0, 0, 0.08);
}

header {
    background: #ffffff;
}

footer {
    margin-top: auto;
    padding: 15px 0;
    background: #fcfcfc;
    text-align: center;
    font-size: 14px;
    color: #555;
}

#titlebox {
    background: #6a0987;
    background: linear-gradient(
        90deg,
        rgba(106, 9, 135, 1) 1%,
        rgba(89, 2, 15, 1) 100%
    );
}

#topbar .title {
    font-size: 1rem;
    color: #fafafa;
    padding: 3px;
}

#titlebox .title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fafafa;
    padding: 3px;
    display: inline-block;
}

@media (min-width: 992px) {
    .navbar .dropdown:hover > .dropdown-menu {
        display: block;
    }
}

.account_head_user {
    float: right;
    padding: 3px;
    color: #fafafa;
    font-weight: bold;
}

/* naivgation admin */
@media (min-width: 992px) {
    .navbar .dropdown:hover > .dropdown-menu {
        display: block;
        margin-top: 0px;
    }
}

.navbar {
    background-color: transparent !important;
}

/* Dropdown menu */
.navbar .dropdown-menu {
    background-color: #ffffff;
}

.navbar-light .navbar-toggler-icon {
    filter: invert(1);
}

.exam-instructions {
    border: 1px solid #d1d1d1;
    background-color: #f9f9f9;
    padding: 16px 20px;
    border-radius: 6px;
    margin-bottom: 20px;
}

/* Toggle button */
.instruction-toggle {
    display: none;
    width: 100%;
    background: none;
    border: none;
    font-size: 16px;
    font-weight: 600;
    color: #bb0000ff;
    text-align: left;
    padding: 0;
    cursor: pointer;
}

.toggle-icon {
    float: right;
    font-size: 18px;
}

/* Instruction list */
.exam-instructions ul {
    padding-left: 18px;
    margin-bottom: 0;
}

.exam-instructions li {
    margin-bottom: 6px;
    font-size: 14px;
    color: #444;
}

/* 🔻 Mobile behavior */
@media (max-width: 768px) {
    .instruction-toggle {
        display: block;
    }

    .instruction-body {
        display: none; /* collapsed by default */
        margin-top: 10px;
    }

    .exam-instructions.active .instruction-body {
        display: block;
    }

    .exam-instructions.active .toggle-icon {
        content: "-";
    }
}