/* Brutalist Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 4px solid var(--color-border);
    border-radius: 0;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
    font-size: 1.2rem;
    text-transform: uppercase;
    background-color: var(--color-surface);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-sm);
}

.btn:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px 0px #000000;
}

.btn-primary {
    background-color: #000000;
    color: #ffffff;
}

.btn-primary:hover {
    background-color: #ffffff;
    color: #000000;
}


.btn-primary:active,
.btn-primary:focus {
    background-color: #000000;
    color: #ffffff;
}

.btn-danger {
    background-color: var(--color-danger);
    color: #000000;
}

.form-input {
    display: block;
    width: 100%;
    padding: var(--spacing-sm);
    border: 4px solid var(--color-border);
    border-radius: 0;
    font-size: 1.2rem;
    font-family: var(--font-family);
    font-weight: bold;
    color: var(--color-text-primary);
    background-color: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.form-input:focus {
    outline: none;
    background-color: #ffff00;
    /* Yellow on focus */
}

.display-large {
    font-size: 5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    font-variant-numeric: tabular-nums;
    line-height: 1;
    letter-spacing: -2px;
}

.display-small {
    font-size: 1.5rem;
    color: var(--color-text-primary);
    margin-top: var(--spacing-sm);
    text-transform: uppercase;
    text-decoration: underline;
    text-decoration-thickness: 3px;
    height: 2rem;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.error-message {
    color: white;
    background-color: var(--color-danger);
    font-weight: bold;
    font-size: 1rem;
    margin-top: var(--spacing-xs);
    min-height: 1.5rem;
    border: 2px solid black;
    display: none;
    /* Hidden by default until JS shows it */
    padding: 0.2rem;
}

.error-message:not(:empty) {
    display: block;
}

@media (max-width: 600px) {
    .display-large {
        font-size: 3.5rem;
        /* Reduced for mobile */
    }

    .display-small {
        font-size: 1.2rem;
    }

    .btn {
        font-size: 1rem;
        padding: var(--spacing-sm) 0.5rem;
    }
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    /* Backdrop */
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--color-surface);
    border: 4px solid var(--color-border);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: 8px 8px 0px 0px #ffff00;
    max-width: 300px;
    width: 80%;
}


.footer-text {
    font-size: 0.8rem;
    margin-top: var(--spacing-lg);
    font-weight: bold;
    text-align: center;
    width: 100%;
    display: block;
}

.modal-text {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
}