.dynamic-configurator__extensions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
    margin-block: 0 1.35rem;
}

.dynamic-configurator__extensions:empty {
    display: none;
}

.configurator-extension[hidden] {
    display: none !important;
}

.design-upload,
.pcb-preview {
    height: 100%;
    border: 1px solid rgba(22, 44, 70, 0.11);
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 14px 42px rgba(20, 42, 64, 0.07);
    color: #183149;
    overflow: hidden;
}

.design-upload {
    padding: clamp(1rem, 2.2vw, 1.4rem);
}

.design-upload__header,
.pcb-preview__header {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
}

.design-upload__icon {
    display: inline-grid;
    flex: 0 0 46px;
    width: 46px;
    height: 46px;
    place-items: center;
    border-radius: 14px;
    background: color-mix(in srgb, var(--color-primary, #ff5e14) 12%, #fff);
    color: var(--color-primary, #ff5e14);
    font-size: 1.2rem;
}

.design-upload__title-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem;
}

.design-upload h3,
.pcb-preview h3 {
    margin: 0;
    color: #142d45;
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-weight: 800;
}

.design-upload__header p,
.pcb-preview__header p {
    margin: 0.35rem 0 0;
    color: #657789;
    font-size: 0.86rem;
    line-height: 1.9;
}

.design-upload__required,
.design-upload__optional {
    display: inline-flex;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 800;
}

.design-upload__required {
    background: #fff1ed;
    color: #b64023;
}

.design-upload__optional {
    background: #eef7f2;
    color: #26744d;
}

.design-upload__dropzone {
    position: relative;
    display: grid;
    min-height: 150px;
    margin-top: 1rem;
    padding: 1rem;
    place-items: center;
    align-content: center;
    gap: 0.3rem;
    border: 1.5px dashed #a7b8c8;
    border-radius: 16px;
    background: #f8fbfd;
    text-align: center;
    transition: border-color 160ms ease, background-color 160ms ease,
        transform 160ms ease;
}

.design-upload__dropzone:hover,
.design-upload__dropzone:focus-within,
.design-upload__dropzone.is-dragging {
    border-color: var(--color-primary, #ff5e14);
    background: color-mix(in srgb, var(--color-primary, #ff5e14) 5%, #fff);
}

.design-upload__dropzone.is-dragging {
    transform: translateY(-2px);
}

.design-upload__dropzone > span {
    color: var(--color-primary, #ff5e14);
    font-size: 1.65rem;
}

.design-upload__dropzone strong {
    color: #263f57;
    font-size: 0.88rem;
}

.design-upload__dropzone small {
    color: #758697;
    font-size: 0.72rem;
}

.design-upload__input {
    position: absolute;
    z-index: 2;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.design-upload__input:focus-visible {
    outline: none;
}

.design-upload__pending ul,
.design-upload__candidates ul,
.design-upload__unmapped ul {
    display: grid;
    gap: 0.45rem;
    margin: 0.8rem 0 0;
    padding: 0;
    list-style: none;
}

.design-upload__pending li,
.design-upload__unmapped li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.65rem 0.75rem;
    border-radius: 11px;
    background: #f4f7fa;
    color: #354b61;
    font-size: 0.78rem;
}

.design-upload__pending li span,
.design-upload__unmapped li span {
    min-width: 0;
    overflow-wrap: anywhere;
}

.design-upload__pending li small,
.design-upload__unmapped li small {
    color: #768696;
    font-size: 0.68rem;
}

.design-upload__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 0.85rem;
}

.design-upload__actions .configurator-btn {
    min-height: 42px;
    padding: 0.65rem 0.85rem;
    font-size: 0.78rem;
}

.design-upload__message {
    min-height: 1.4rem;
    margin-top: 0.8rem;
    color: #5e7082;
    font-size: 0.76rem;
    line-height: 1.8;
}

.design-upload__message.is-error {
    color: #b33333;
}

.design-upload__message.is-warning {
    color: #966311;
}

.design-upload__message.is-success {
    color: #27734f;
}

.design-upload__status {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.8rem 0.9rem;
    border: 1px solid #dce9e2;
    border-radius: 12px;
    background: #f3faf6;
}

.design-upload__status strong {
    color: #285d45;
    font-size: 0.78rem;
}

.design-upload__status span {
    color: #688071;
    font-size: 0.7rem;
}

.design-upload__candidates {
    margin: 1rem 0 0;
    padding: 0;
    border: 0;
}

.design-upload__candidates legend {
    margin: 0;
    color: #273f55;
    font-size: 0.82rem;
    font-weight: 800;
}

.design-upload__candidates button {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    padding: 0.7rem 0.8rem;
    border: 1px solid #dae2e9;
    border-radius: 11px;
    background: #fff;
    color: #2c4358;
    text-align: right;
    transition: border-color 150ms ease, background-color 150ms ease;
}

.design-upload__candidates button:not(:disabled):hover,
.design-upload__candidates button:not(:disabled):focus-visible {
    border-color: var(--color-primary, #ff5e14);
    background: #fffaf7;
}

.design-upload__candidates button:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.design-upload__candidates button span {
    display: grid;
    gap: 0.15rem;
}

.design-upload__candidates button b {
    overflow-wrap: anywhere;
    font-size: 0.78rem;
}

.design-upload__candidates button small {
    color: #748596;
    font-size: 0.67rem;
}

.design-upload__parse-warning,
.design-upload__unmapped-title {
    margin-top: 0.75rem;
    padding: 0.7rem 0.8rem;
    border-radius: 10px;
    background: #fff8e7;
    color: #8b6416;
    font-size: 0.72rem;
    line-height: 1.8;
}

.design-upload__unmapped li {
    align-items: flex-start;
    flex-direction: column;
}

.design-field-origin {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.45rem;
    width: 100%;
    margin-top: 0.45rem;
}

.design-field-origin > span {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.18rem 0.5rem;
    border-radius: 999px;
    background: #eaf8f0;
    color: #28714d;
    font-size: 0.68rem;
    font-weight: 700;
}

.design-field-origin small {
    color: #a16712;
    font-size: 0.69rem;
    line-height: 1.7;
}

.design-field-origin button {
    padding: 0;
    border: 0;
    border-bottom: 1px dashed currentColor;
    background: transparent;
    color: #72511b;
    font-size: 0.67rem;
}

.design-field-origin.is-overridden {
    padding: 0.45rem 0.55rem;
    border-radius: 9px;
    background: #fff8e9;
}

.pcb-preview {
    display: flex;
    min-width: 0;
    flex-direction: column;
}

.pcb-preview__header {
    justify-content: space-between;
    padding: clamp(1rem, 2.2vw, 1.4rem) clamp(1rem, 2.2vw, 1.4rem) 0.6rem;
}

.pcb-preview__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-bottom: 0.35rem;
    color: var(--color-primary, #ff5e14);
    font-size: 0.7rem;
    font-weight: 800;
}

.pcb-preview__detail-toggle {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 0.7rem;
    border: 1px solid #c8d5df;
    border-radius: 10px;
    background: #fff;
    color: #3a5369;
    font-size: 0.7rem;
    font-weight: 700;
}

.pcb-preview__detail-toggle:hover,
.pcb-preview__detail-toggle:focus-visible,
.pcb-preview__detail-toggle.is-active {
    border-color: var(--color-primary, #ff5e14);
    color: var(--color-primary, #ff5e14);
}

.pcb-preview__detail-toggle.is-active {
    background: color-mix(in srgb, var(--color-primary, #ff5e14) 7%, #fff);
}

.pcb-preview__facts {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    margin: 0.35rem 1rem 0.75rem;
    overflow: hidden;
    border: 1px solid #e5ebf0;
    border-radius: 11px;
    background: #e5ebf0;
}

.pcb-preview__facts:empty {
    display: none;
}

.pcb-preview__facts span {
    display: grid;
    min-width: 0;
    gap: 0.12rem;
    padding: 0.55rem;
    background: #f9fbfc;
    text-align: center;
}

.pcb-preview__facts small {
    color: #788899;
    font-size: 0.62rem;
}

.pcb-preview__facts strong {
    overflow-wrap: anywhere;
    color: #2b4358;
    font-size: 0.7rem;
}

.pcb-preview__stage {
    position: relative;
    min-height: 380px;
    flex: 1 1 auto;
    margin-top: auto;
    overflow: hidden;
    background:
        radial-gradient(circle at 35% 20%, rgba(95, 178, 144, 0.18), transparent 45%),
        linear-gradient(145deg, #102b26 0%, #071615 100%);
}

.pcb-preview__canvas {
    width: 100%;
    height: 100%;
    min-height: 380px;
}

.pcb-preview__canvas canvas {
    display: block;
    width: 100%;
    height: 100%;
    cursor: grab;
    touch-action: none;
}

.pcb-preview__canvas canvas.is-interacting {
    cursor: grabbing;
}

.pcb-preview__canvas canvas:focus-visible {
    outline: 3px solid var(--color-primary, #ff5e14);
    outline-offset: -3px;
}

.pcb-preview__message {
    position: absolute;
    z-index: 2;
    inset: auto 0.8rem 0.8rem;
    padding: 0.55rem 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 10px;
    background: rgba(4, 20, 17, 0.72);
    color: #d8e9e3;
    font-size: 0.69rem;
    line-height: 1.7;
    text-align: center;
    backdrop-filter: blur(8px);
}

.pcb-preview__message.is-error {
    color: #ffd1c9;
}

.pcb-preview__message.is-success {
    color: #c8f1dc;
}

.pcb-preview__controls {
    position: absolute;
    z-index: 3;
    inset: 0.75rem auto auto 0.75rem;
    display: flex;
    gap: 0.35rem;
}

.pcb-preview__controls button {
    display: inline-grid;
    width: 34px;
    height: 34px;
    padding: 0;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 9px;
    background: rgba(3, 19, 16, 0.7);
    color: #e8f6f0;
    backdrop-filter: blur(7px);
}

.pcb-preview__controls button:hover,
.pcb-preview__controls button:focus-visible {
    border-color: #8cdcb7;
    color: #8cdcb7;
}

.pcb-preview__help {
    margin: 0;
    padding: 0.65rem 1rem;
    background: #f7fafb;
    color: #728293;
    font-size: 0.66rem;
    text-align: center;
}

@media (max-width: 991.98px) {
    .dynamic-configurator__extensions {
        grid-template-columns: minmax(0, 1fr);
    }

    .configurator-extension--renderer {
        grid-row: 1;
    }
}

@media (max-width: 575.98px) {
    .dynamic-configurator__extensions {
        gap: 0.85rem;
    }

    .design-upload,
    .pcb-preview {
        border-radius: 15px;
    }

    .design-upload__header,
    .pcb-preview__header {
        align-items: stretch;
        flex-direction: column;
    }

    .design-upload__header {
        flex-direction: row;
    }

    .pcb-preview__detail-toggle {
        justify-content: center;
    }

    .pcb-preview__facts {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pcb-preview__stage,
    .pcb-preview__canvas {
        min-height: 310px;
    }

    .pcb-preview__controls {
        inset-inline: 0.55rem;
        justify-content: center;
    }

    .design-upload__actions .configurator-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    .design-upload__dropzone,
    .design-upload__candidates button {
        transition: none;
    }
}