.j3d-aspect-ratio__widget {
    display: grid;
    gap: 24px;
}

.j3d-aspect-ratio__card {
    padding: 24px;
    border: 1px solid #e8eaf3;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 2px 12px rgba(66, 76, 185, 0.08);
}

.j3d-aspect-ratio__card h2 {
    margin: 0 0 22px;
    color: #2d3748;
    font-size: 21px;
}

.j3d-aspect-ratio__fields {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.j3d-aspect-ratio__field {
    flex: 1 1 220px;
    min-width: 0;
}

.j3d-aspect-ratio__field label,
.j3d-aspect-ratio__presets legend {
    display: block;
    margin-bottom: 7px;
    color: #4a5568;
    font-size: 14px;
    font-weight: 600;
}

.j3d-aspect-ratio__input-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.j3d-aspect-ratio__input-row input {
    width: 100%;
    min-width: 0;
    min-height: 44px;
    padding: 9px 12px;
    border: 1px solid #d5dae8;
    border-radius: 6px;
    color: #1f2937;
    font-size: 16px;
    line-height: 1.4;
    box-sizing: border-box;
}

.j3d-aspect-ratio__input-row input:focus,
.j3d-aspect-ratio__preset:focus,
.j3d-aspect-ratio__actions button:focus,
.j3d-aspect-ratio__result button:focus {
    border-color: #424cb9;
    outline: 3px solid rgba(66, 76, 185, 0.25);
    outline-offset: 1px;
}

.j3d-aspect-ratio__input-row input[aria-invalid="true"] {
    border-color: #c53030;
}

.j3d-aspect-ratio__input-row span {
    flex: 0 0 auto;
    color: #718096;
    font-size: 14px;
}

.j3d-aspect-ratio__error {
    min-height: 20px;
    margin: 6px 0 0;
    color: #c53030;
    font-size: 13px;
    line-height: 1.4;
}

.j3d-aspect-ratio__result {
    margin-top: 20px;
    padding: 18px;
    border-radius: 6px;
    background: #f6f7fd;
    color: #374151;
    transition: opacity 0.2s ease;
}

.j3d-aspect-ratio__result.is-muted {
    opacity: 0.58;
}

.j3d-aspect-ratio__result p {
    margin: 0 0 7px;
}

.j3d-aspect-ratio__result p:last-of-type {
    margin-bottom: 0;
}

.j3d-aspect-ratio__result strong,
.j3d-aspect-ratio__selected strong {
    color: #353fa0;
}

.j3d-aspect-ratio__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 17px;
}

.j3d-aspect-ratio__actions button,
.j3d-aspect-ratio__result button {
    min-height: 44px;
    white-space: normal;
}

.j3d-aspect-ratio__presets {
    min-width: 0;
    margin: 0 0 20px;
    padding: 0;
    border: 0;
}

.j3d-aspect-ratio__preset-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.j3d-aspect-ratio__preset {
    min-width: 64px;
    min-height: 44px;
    padding: 8px 13px;
    border: 1px solid #d5dae8;
    border-radius: 6px;
    background: #fff;
    color: #353fa0;
    cursor: pointer;
    font-size: 14px;
}

.j3d-aspect-ratio__preset:hover,
.j3d-aspect-ratio__preset.is-active {
    border-color: #424cb9;
    background: #eef0fb;
}

.j3d-aspect-ratio__selected {
    margin: 0 0 20px;
    color: #4a5568;
}

.j3d-aspect-ratio__hint {
    margin: 14px 0 0;
    color: #718096;
    font-size: 13px;
}

.j3d-aspect-ratio__result--size {
    margin-top: 18px;
}

.j3d-aspect-ratio__status {
    min-height: 24px;
    margin: 0;
    color: #276749;
    font-size: 14px;
}

.j3d-aspect-ratio__status.is-error {
    color: #c53030;
}

.j3d-aspect-ratio__status.is-success {
    color: #276749;
}

@media (max-width: 480px) {
    .j3d-aspect-ratio__card {
        padding: 18px;
    }

    .j3d-aspect-ratio__actions {
        display: grid;
    }

    .j3d-aspect-ratio__actions button,
    .j3d-aspect-ratio__result button {
        width: 100%;
    }
}