/* Encoder & Decoder Styles */

.enc-dec-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 1rem;
}

.controls-card {
    padding: 1.25rem 1.5rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

[data-theme="light"] .controls-card {
    background: rgba(0, 0, 0, 0.01);
    border-color: rgba(0, 0, 0, 0.05);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.control-label {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.select-control {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 0.5rem 2.5rem 0.5rem 1rem;
    border-radius: 6px;
    font-family: 'Nunito', sans-serif;
    font-size: 0.95rem;
    outline: none;
    cursor: pointer;
    transition: all 0.2s ease;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19.5 8.25l-7.5 7.5-7.5-7.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
}

[data-theme="light"] .select-control {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.15);
}

.select-control:focus {
    border-color: var(--primary, #f97316);
}

.panes-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 992px) {
    .panes-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.io-textarea {
    width: 100%;
    height: 300px;
    padding: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.01);
    color: var(--text-primary);
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    resize: none;
    outline: none;
    transition: border-color 0.2s ease;
}

[data-theme="light"] .io-textarea {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.12);
}

.io-textarea:focus {
    border-color: var(--primary, #f97316);
}

.error-badge {
    color: #ef4444;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    display: none;
}