/* Reset + Global */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #ffffff;
}

/* Wrap the login area so it can center correctly below the menu */
.page-wrapper {
    height: calc(100vh - 60px); /* remove the menu height */
    margin-top: 60px;           /* push below menu */
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Top Navigation */
.top-nav {
    background: #3939ac;
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    z-index: 1000;
}

.logo img {
    height: 40px;
    margin-left: 20px;
}

/* Center navigation items */
.nav-center {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 32px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.nav-center a {
    color: #fff;
    text-decoration: none;
}

.nav-center a.active {
    font-weight: bold;
}

.nav-item.active::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 100%;
    height: 3px;
    background: #ff9900;
}

.nav-item {
    cursor: pointer;
    position: relative;
}

/* Login box */
.login-container {
    background: lightcyan;
    padding: 35px;
    width: 350px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    text-align: center;
}

/* Error message */
.error {
    background: #ffdddd;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ff5c5c;
    border-radius: 6px;
    color: #d60000;
    font-weight: bold;
}