/* General Styling */
body {
    font-family: 'Open Sans', sans-serif;
    background-color: #f5f5f5;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Admin Login Button */
.admin-login-button {
    position: absolute;
    top: 15px;
    left: 15px;
    font-size: 14px;
    color: #0066cc;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 4px 8px;
    background-color: #e8f5e9;
    border-radius: 5px;
    transition: color 0.3s;
}

.admin-login-button:hover {
    color: #004c99;
    background-color: #d1ecdd;
}

/* Home Icon Styling */
.home-icon {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 14px;
    color: #0066cc;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 4px 8px;
    background-color: #e8f5e9;
    border-radius: 5px;
    transition: color 0.3s;
}

.isbn-request-icon {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translate(-50%, -50%); /* perfect centering */
    text-decoration: none;
    font-size: 14px;
    background-color: #e8f5e9;
    color: #0066cc;
    padding: 4px 8px;
    border-radius: 5px;


}

.isbn-request-icon:hover {
    color: #004c99;
    background-color: #d1ecdd;
}

.home-icon:hover {
    color: #004c99;
    background-color: #d1ecdd;
}

/* Login Container Styling */
.login-container {
    width: 85%;
    max-width: 850px;
    color: black;
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    padding: 30px;
    text-align: center;
}

/* Logo and Heading Styling */
.logo-container {
    margin-bottom: 20px;
}

.logo-img {
    width: 100px;
    margin-bottom: 10px;
}

.system-heading {
    font-weight: 600;
    font-size: 26px;
}

/* Form Container Styling */
.login-form-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

/* Left Side with Image */
.side-left {
    width: 48%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    border-radius: 10px;
}

.side-left img {
    border-radius: 8px;
    max-width: 100%;
}

/* Right Side with Form */
.side-right {
    width: 48%;
    padding: 30px;
}

.side-right h4 {
    font-weight: 700;
    margin-bottom: 20px;
    color: black;
}

/* Form Inputs */
.sub-form input {
    margin-top: 5px;
    margin-bottom: 15px;
    padding: 12px;
    width: 100%;
    border: 1px solid #ddd;
    border-radius: 8px;
}

/* Submit Button */
.button1 {
    background-color: #0d6efd;
    color: white;
    font-size: 16px;
    border: none;
    border-radius: 8px;
    padding: 12px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.button1:hover {
    background-color: #004c99;
}

/* Sign-Up Link */
.sub-form .mt-3 a {
    text-decoration: none;
    font-weight: 600;
}

.sub-form .mt-3 a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .login-form-container {
        flex-direction: column;
    }

    .side-left, 
    .side-right {
        width: 100%;
    }

    .home-icon, .admin-login-button {
        top: 10px;
        font-size: 16px;
    }

    .admin-login-button {
        left: 10px;
    }
}