/* Auth Page Styles (auth & Register) */
    .auth-container {
        display: flex;
        justify-content: center;
        align-items: center;
        height: 100vh;
        background-color: rgba(0, 0, 0, 0);
    }

    .auth-card {
        background-color: var(--primary-color);
        color: var(--secondary-color);
        padding: 2rem;
        border-radius: 10px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
        width: 350px;
        text-align: center;
    }

    .auth-title {
        font-size: 1.8rem;
        margin-bottom: 1rem;
    }

    .flash-message {
        background-color: rgba(255, 0, 0, 0.1);
        color: red;
        padding: 10px;
        border-radius: 5px;
        margin-bottom: 1rem;
    }

    .flash-message .close-message {
        background: none;
        border: none;
        font-size: 1.2rem;
        cursor: pointer;
        float: right;
    }

    .input-group {
        display: flex;
        flex-direction: column;
        margin-bottom: 1rem;
    }

    .input-label {
        font-weight: bold;
        margin-bottom: 5px;
    }

    .input-field {
        padding: 10px;
        border: 1px solid var(--quote-border-color);
        border-radius: 5px;
        background-color: var(--highlight-color);
        color: var(--secondary-color);
    }

    .input-field:focus {
        outline: none;
        border-color: var(--secondary-color);
    }

    .submit-btn {
        background-color: var(--secondary-color);
        color: var(--primary-color);
        padding: 10px;
        border: none;
        border-radius: 5px;
        font-size: 1rem;
        cursor: pointer;
        transition: background-color 0.3s;
    }

    .submit-btn:hover {
        background-color: var(--dark-button-color);
    }

    .redirect-link {
        margin-top: 1rem;
    }

    .redirect-link a {
        color: var(--secondary-color);
        text-decoration: none;
        font-weight: bold;
    }

    .redirect-link a:hover {
        text-decoration: underline;
    }

    /* Dark Mode Support */
    body[data-theme='dark'] .auth-card {
        background-color: var(--dark-card-bg-color);
        color: var(--dark-text-color);
    }

    body[data-theme='dark'] .input-field {
        background-color: var(--dark-card-bg-color);
        border-color: var(--dark-card-border-color);
        color: var(--dark-text-color);
    }

    body[data-theme='dark'] .submit-btn {
        background-color: var(--dark-button-color);
    }

    body[data-theme='dark'] .submit-btn:hover {
        background-color: var(--dark-menu-bg-color);
    }

    body[data-theme='dark'] .redirect-link a {
        color: var(--dark-text-color);
    }