body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow: hidden; /* To prevent scrollbars from the background elements */
}

.top-nav-bar {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    justify-content: center;
    gap: 10px;
    background-color: white;
    padding: 10px;
    border-radius: 20px;
    z-index: 10;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.top-nav-bar .nav-btn {
    padding: 10px 20px;
    border: none;
    background-color: transparent;
    color: #333;
    font-size: 1em;
    font-weight: bold;
    cursor: pointer;
    text-decoration: none;
    border-radius: 15px;
    transition: background-color 0.3s, color 0.3s;
}

.top-nav-bar .nav-btn.active,
.top-nav-bar .nav-btn:hover {
    background-color: #007bff;
    color: white;
}

.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    display: flex;
}

.left-bg {
    flex-basis: 40%;
    background-color: #0d1a4a;
    /* A simplified representation of the pattern */
    background-image: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%),
                      linear-gradient(225deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%);
    background-size: 20px 20px;
}

.right-bg {
    flex-basis: 60%;
    background-color: #f0f4f8;
    /* A simplified representation of the pattern */
    background-image: linear-gradient(45deg, #e9edf1 25%, transparent 25%),
                      linear-gradient(-45deg, #e9edf1 25%, transparent 25%);
    background-size: 30px 30px;
}

.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    padding: 20px;
    box-sizing: border-box;
}

.login-box {
    width: 380px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.login-header-image {
    height: 120px;
    background-image: url('https://storage.googleapis.com/gemini-studio-main-images/3a451631-4171-4a42-be66-9f8933614949.png'); /* Replace with the actual image path */
    background-size: cover;
    background-position: center;
}

.login-body {
    padding: 25px;
    text-align: center;
}

.title-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: -55px;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.logo {
    width: 70px;
    height: 70px;
    border-radius: 18px;
    background: white;
    padding: 7px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1), 0 5px 10px rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: center;
    align-items: center;
}

.title-text {
    text-align: left;
    color: #0d1a4a;
}

.title-text p {
    margin: 0;
    line-height: 1.2;
}

.title-text .student-portal {
    font-size: 0.9em;
    font-weight: normal;
    color: #555;
}

.welcome-text h2 {
    margin: 0;
    font-size: 1.5em;
    color: #0d1a4a;
}

.welcome-text p {
    margin: 5px 0 20px;
    color: #555;
}

.main-illustration {
    width: 120px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 15px;
    text-align: left;
}

.form-group label {
    font-size: 0.85em;
    color: #555;
    margin-bottom: 5px;
    display: block;
}

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #aaa;
}

.input-with-icon .toggle-password {
    left: auto;
    right: 15px;
    cursor: pointer;
}

.form-group input {
    width: 100%;
    padding: 12px 15px 12px 40px;
    border: 1px solid #ccc;
    border-radius: 8px;
    box-sizing: border-box;
    font-size: 0.95em;
}

.forgot-password {
    display: block;
    text-align: right;
    font-size: 0.8em;
    margin-top: 5px;
    color: #007bff;
    text-decoration: none;
}

.login-now-btn {
    width: 100%;
    padding: 15px;
    border: none;
    background-color: #007bff;
    color: white;
    border-radius: 10px;
    font-size: 1em;
    font-weight: bold;
    cursor: pointer;
    margin: 15px 0;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
    transition: background-color 0.3s ease;
}

.login-now-btn:hover {
    background-color: #0056b3;
}

.footer-text p, .footer-text a {
    font-size: 0.85em;
    color: #555;
    text-decoration: none;
}

.footer-text a {
    color: #007bff;
    font-weight: bold;
}

.footer-text .powered-by {
    font-size: 0.75em;
    color: #aaa;
    margin-top: 10px;
}