.menu-telas {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.codigo-editor-panel {
    gap: 0;
}

.codigo-mode-fieldset {
    margin: 0 0 18px;
    padding: 0;
    border: 0;
}

.codigo-mode-fieldset legend {
    margin-bottom: 8px;
    color: var(--ink-soft);
    font-size: 0.78rem;
    font-weight: 750;
}

.codigo-mode-control {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 7px;
    background: var(--surface-muted);
}

.codigo-mode-control label {
    min-width: 0;
    cursor: pointer;
}

.codigo-mode-control input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
}

.codigo-mode-control span {
    display: flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 10px;
    border: 1px solid transparent;
    border-radius: 5px;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 750;
}

.codigo-mode-control input:checked + span {
    border-color: var(--line);
    background: var(--surface);
    color: var(--primary);
    box-shadow: 0 2px 7px rgba(23, 33, 43, 0.06);
}

.codigo-mode-control input:focus-visible + span {
    outline: 3px solid rgba(37, 99, 235, 0.28);
    outline-offset: 2px;
}

.codigo-mode-control svg {
    width: 17px;
    height: 17px;
}

.field-help {
    display: block;
    margin-top: 7px;
    color: var(--muted);
    font-size: 0.72rem;
    line-height: 1.4;
}

.codigo-settings-grid,
.codigo-custom-size {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.codigo-settings-grid .form-field + .form-field,
.codigo-custom-size .form-field + .form-field {
    margin-top: 0;
}

.codigo-custom-size {
    margin-top: 12px;
}

.codigo-check-option {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    margin-top: 16px;
    color: var(--ink-soft);
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 650;
    line-height: 1.4;
}

.codigo-check-option input {
    width: 17px;
    height: 17px;
    flex: 0 0 auto;
    margin: 1px 0 0;
    accent-color: var(--primary);
}

#tela-codigos .codigo-actions {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.codigo-preview-stage {
    --codigo-aspect-ratio: 2 / 3;
    display: flex;
    min-height: 360px;
    height: clamp(360px, calc(100vh - 340px), 560px);
    max-height: 560px;
    flex: 0 0 auto;
    align-items: flex-start;
    justify-content: center;
    overflow: auto;
    padding: 26px;
    background: #e8edf0;
    overscroll-behavior: contain;
}

#tela-codigos.active {
    align-items: start;
}

#tela-codigos .preview-panel {
    min-height: 0;
    align-self: start;
}

.codigo-preview-stage > #codigoPreviewImage {
    display: block;
    width: auto;
    height: auto;
    max-width: min(100%, 500px);
    max-height: 620px;
    aspect-ratio: var(--codigo-aspect-ratio);
    border: 1px solid #c9d1d7;
    background: #ffffff;
    box-shadow: 0 12px 28px rgba(23, 33, 43, 0.16);
    image-rendering: pixelated;
    object-fit: contain;
}

.codigo-preview-duas-colunas {
    display: grid;
    width: min(100%, 560px);
    gap: 12px;
}

.codigo-preview-duas-colunas[hidden] {
    display: none;
}

.codigo-preview-dual-page {
    display: grid;
    width: 100%;
    aspect-ratio: 80 / 25;
    grid-template-columns: 39fr 39fr;
    column-gap: 2.5%;
    overflow: hidden;
    border: 1px solid #c9d1d7;
    border-radius: 6px;
    background: #d7dee3;
    box-shadow: 0 12px 28px rgba(23, 33, 43, 0.16);
}

.codigo-preview-dual-slot {
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    background: #ffffff;
}

.codigo-preview-dual-slot img {
    display: block;
    width: 100%;
    height: 100%;
    image-rendering: pixelated;
    object-fit: fill;
}

.codigo-information {
    display: none;
    gap: 16px;
    margin-top: 20px;
}

.modo-codigos .codigo-information {
    display: grid;
}

.modo-codigos .guia-configuracao,
.modo-codigos .zpl-information {
    display: none;
}

.codigo-info-intro,
.codigo-info-section,
.codigo-info-grid article,
.codigo-info-steps li {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.codigo-info-intro,
.codigo-info-section {
    padding: 24px;
}

.codigo-info-intro h2,
.codigo-info-section h2 {
    margin: 0 0 10px;
    letter-spacing: 0;
}

.codigo-info-intro h2 {
    font-size: 1.4rem;
}

.codigo-info-section h2 {
    font-size: 1.15rem;
}

.codigo-info-intro p,
.codigo-info-section p,
.codigo-info-steps span {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.65;
}

.codigo-info-grid,
.codigo-info-steps {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin: 0;
    padding: 0;
}

.codigo-info-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    list-style: none;
    counter-reset: codigo-step;
}

.codigo-info-grid article,
.codigo-info-steps li {
    padding: 18px 20px;
}

.codigo-info-grid h3 {
    margin: 0 0 7px;
    font-size: 0.98rem;
    letter-spacing: 0;
}

.codigo-info-steps li {
    counter-increment: codigo-step;
}

.codigo-info-steps li::before {
    display: block;
    margin-bottom: 9px;
    color: var(--primary);
    font-size: 0.78rem;
    font-weight: 800;
    content: counter(codigo-step, decimal-leading-zero);
}

.codigo-info-steps strong,
.codigo-info-steps span {
    display: block;
}

.codigo-info-steps strong {
    margin-bottom: 4px;
    font-size: 0.92rem;
}

.codigo-information code {
    padding: 1px 4px;
    border-radius: 3px;
    background: var(--surface-muted);
    color: var(--ink-soft);
    font-size: 0.86em;
}

@media (max-width: 940px) {
    .menu-telas {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 680px) {
    .menu-telas {
        display: flex;
    }

    #tela-codigos .codigo-actions {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .codigo-info-grid,
    .codigo-info-steps {
        grid-template-columns: 1fr;
    }

    .codigo-preview-stage {
        min-height: 0;
        height: clamp(300px, 52vh, 420px);
        max-height: 420px;
        padding: 18px;
    }
}

@media (max-width: 460px) {
    .codigo-settings-grid,
    .codigo-custom-size,
    #tela-codigos .codigo-actions {
        grid-template-columns: 1fr;
    }

    .codigo-mode-control span {
        min-height: 48px;
        align-items: center;
        flex-direction: column;
        gap: 4px;
        text-align: center;
    }
}