.signature-experience {
    --signature-accent: #50cbd6;
    --signature-soft: rgba(80, 203, 214, 0.11);
    --signature-warm: #edc768;
    --signature-good: #79d49d;
    --signature-bad: #ee8278;
    margin: 0 0 1.4rem;
    overflow: hidden;
    border: 1px solid rgba(115, 184, 191, 0.28);
    border-radius: 8px;
    background: #091419;
    box-shadow: 0 18px 46px rgba(0, 0, 0, 0.28);
}

.signature-experience--memory_hierarchy,
.signature-experience--swap_workspace,
.signature-experience--storage_inspector,
.signature-experience--packing_station,
.signature-experience--compression_chamber,
.signature-experience--power_lab {
    --signature-accent: #79d49d;
    --signature-soft: rgba(121, 212, 157, 0.1);
}

.signature-experience--logic_circuit,
.signature-experience--and_gate,
.signature-experience--or_gate,
.signature-experience--not_gate,
.signature-experience--truth_table,
.signature-experience--logic_network,
.signature-experience--condition_gate,
.signature-experience--decision_program,
.signature-experience--bit_board,
.signature-experience--byte_forge {
    --signature-accent: #edc768;
    --signature-soft: rgba(237, 199, 104, 0.11);
}

.signature-experience--evidence_console,
.signature-experience--traffic_gateway,
.signature-experience--incident_board,
.signature-experience--access_control,
.signature-experience--access_boundary,
.signature-experience--resilience_panel,
.signature-experience--validation_gate,
.signature-experience--test_harness,
.signature-experience--debug_console,
.signature-experience--fault_trace,
.signature-experience--debugger {
    --signature-accent: #ee8278;
    --signature-soft: rgba(238, 130, 120, 0.1);
}

.signature-experience--data_trail,
.signature-experience--data_lifecycle,
.signature-experience--permission_flow,
.signature-experience--request_filter,
.signature-experience--stakeholder_map,
.signature-experience--adaptation_lab,
.signature-experience--device_lifecycle,
.signature-experience--decision_board,
.signature-experience--impact_matrix,
.signature-experience--assessment_cycle {
    --signature-accent: #c5a7ef;
    --signature-soft: rgba(197, 167, 239, 0.1);
}

.signature-experience__header {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(17rem, 0.65fr);
    gap: 1.5rem;
    align-items: end;
    padding: 1.4rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: #0c1a1f;
}

.signature-experience__header h3 {
    margin: 0.2rem 0 0.45rem;
    color: #fff;
    font-size: 1.85rem;
    line-height: 1.15;
    letter-spacing: 0;
}

.signature-experience__header p {
    max-width: 52rem;
    margin: 0;
    color: rgba(233, 246, 247, 0.72);
    line-height: 1.55;
}

.signature-experience__brief {
    display: grid;
    gap: 0.28rem;
    padding: 0.8rem 0 0.8rem 1rem;
    border-left: 3px solid var(--signature-accent);
}

.signature-experience__brief > span,
.signature-stage__header span,
.signature-task__heading > span,
.signature-outcome span {
    color: var(--signature-accent);
    font-size: 0.7rem;
    font-weight: 900;
    text-transform: uppercase;
}

.signature-task__misconception {
    display: grid;
    gap: 0.2rem;
    margin-top: 0.85rem !important;
    padding: 0.65rem 0.7rem;
    border-left: 3px solid var(--signature-warm);
    background: rgba(238, 178, 96, 0.055);
    color: #d6ddde !important;
    font-size: 0.76rem !important;
}

.signature-task__misconception span {
    color: var(--signature-warm);
    font-size: 0.65rem;
    font-weight: 900;
    text-transform: uppercase;
}

.signature-experience__brief strong {
    color: #fff;
    font-size: 0.95rem;
}

.signature-experience__brief p {
    font-size: 0.78rem;
}

.signature-experience__workspace {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(20rem, 0.65fr);
    align-items: start;
}

.signature-stage {
    min-width: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    background: #0b171c;
}

.signature-stage__header {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    min-height: 4.4rem;
    padding: 0.85rem 1.15rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.signature-stage__header > div {
    display: grid;
    gap: 0.22rem;
}

.signature-stage__header strong {
    color: #fff;
}

.signature-stage__header output {
    min-width: 7rem;
    border: 1px solid rgba(80, 203, 214, 0.25);
    border-radius: 4px;
    background: var(--signature-soft);
    padding: 0.42rem 0.6rem;
    color: var(--signature-accent);
    font: 800 0.7rem ui-monospace, SFMono-Regular, Consolas, monospace;
    text-align: center;
}

.signature-scene {
    position: relative;
    display: grid;
    align-content: center;
    min-height: 24rem;
    padding: 1.5rem;
    overflow: hidden;
}

.signature-scene::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.55;
    background-image: linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}

.signature-scene > * {
    position: relative;
    z-index: 1;
}

.signature-stage__timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
    gap: 0;
    margin: 0;
    padding: 0.9rem 1rem 1rem;
    list-style: none;
}

.signature-native-tools {
    display: grid;
    gap: 1rem;
    padding: 0 1rem 1rem;
}

.signature-native-tools__tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border: 1px solid rgba(237, 199, 104, 0.25);
    border-radius: 5px;
    overflow: hidden;
}

.signature-native-tools__tabs button {
    min-height: 2.75rem;
    border: 0;
    background: rgba(237, 199, 104, 0.035);
    color: rgba(233, 246, 247, 0.65);
    font: 850 0.76rem ui-monospace, SFMono-Regular, Consolas, monospace;
    cursor: pointer;
}

.signature-native-tools__tabs button + button {
    border-left: 1px solid rgba(237, 199, 104, 0.2);
}

.signature-native-tools__tabs button[aria-selected="true"] {
    background: rgba(237, 199, 104, 0.12);
    color: #f7dfa0;
    box-shadow: inset 0 -2px 0 var(--signature-accent);
}

.signature-native-tool[hidden] {
    display: none;
}

.signature-native-tool {
    min-width: 0;
    padding: 1rem;
    border: 1px solid rgba(237, 199, 104, 0.25);
    border-radius: 6px;
    background: rgba(237, 199, 104, 0.045);
}

.signature-native-tool__heading {
    display: flex;
    align-items: start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.65rem;
}

.signature-native-tool__heading > div {
    display: grid;
    gap: 0.15rem;
}

.signature-native-tool__heading span,
.signature-native-tool__heading output {
    color: var(--signature-accent);
    font: 800 0.72rem ui-monospace, SFMono-Regular, Consolas, monospace;
}

.signature-native-tool h4,
.signature-native-tool p {
    margin: 0;
}

.signature-native-tool h4 {
    color: #fff;
    font-size: 1rem;
}

.signature-native-tool > p,
.signature-native-tool [data-shift-values] {
    margin-top: 0.45rem;
    color: rgba(233, 246, 247, 0.72);
}

.signature-native-tool .hex-forge-grid,
.signature-native-tool .theory-question-grid {
    margin: 0.9rem 0;
}

.signature-native-tool .theory-feedback {
    margin-top: 0.65rem;
}

@media (max-width: 560px) {
    .signature-native-tool__heading {
        display: grid;
    }
}

.signature-stage__timeline li {
    display: grid;
    grid-template-columns: 0.7rem minmax(0, 1fr);
    gap: 0.4rem;
    min-width: 0;
    padding: 0.5rem;
    border-top: 2px solid rgba(255, 255, 255, 0.1);
    color: rgba(233, 246, 247, 0.48);
}

.signature-stage__timeline li > i {
    width: 0.55rem;
    height: 0.55rem;
    margin-top: 0.2rem;
    border: 1px solid currentColor;
    border-radius: 50%;
}

.signature-stage__timeline li > span {
    display: grid;
    gap: 0.18rem;
}

.signature-stage__timeline strong {
    font-size: 0.72rem;
}

.signature-stage__timeline small {
    font-size: 0.65rem;
    line-height: 1.35;
}

.signature-stage__timeline li.is-active {
    border-top-color: var(--signature-accent);
    color: var(--signature-accent);
}

.signature-stage__timeline li.is-complete {
    border-top-color: var(--signature-good);
    color: #bdebcf;
}

.signature-task {
    display: grid;
    align-content: start;
    gap: 1rem;
    min-width: 0;
    padding: 1.3rem;
    background: #091419;
}

.signature-task__heading {
    display: grid;
    gap: 0.28rem;
}

.signature-task__heading h4 {
    margin: 0;
    color: #fff;
    font-size: 1.08rem;
}

.signature-task__heading p,
.signature-task__preflight > p,
.signature-task__preflight-feedback {
    margin: 0;
    color: rgba(233, 246, 247, 0.64);
    font-size: 0.8rem;
    line-height: 1.45;
}

.signature-task__preflight {
    display: grid;
    gap: 0.65rem;
}

.signature-task__sequence-options,
.signature-task__switches,
.signature-task__evidence-controls,
.signature-task__compare-controls {
    display: grid;
    gap: 0.45rem;
}

.signature-task__preflight button,
.signature-task__advance {
    min-height: 2.75rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 5px;
    background: #101f24;
    padding: 0.55rem 0.7rem;
    color: rgba(233, 246, 247, 0.78);
    font-weight: 780;
    text-align: left;
    cursor: pointer;
}

.signature-task__preflight button:hover,
.signature-task__preflight button:focus-visible {
    border-color: var(--signature-accent);
    color: #fff;
}

.signature-task__preflight button.is-complete,
.signature-task__preflight button[aria-checked="true"] {
    border-color: var(--signature-good);
    background: rgba(121, 212, 157, 0.09);
    color: #d5f8e1;
}

.signature-task__preflight button.is-incorrect {
    border-color: var(--signature-bad);
    background: rgba(238, 130, 120, 0.08);
}

.signature-task__switches button {
    display: grid;
    grid-template-columns: 2rem minmax(0, 1fr);
    align-items: center;
}

.signature-task__switches button i {
    position: relative;
    width: 1.8rem;
    height: 1rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.15);
}

.signature-task__switches button i::after {
    content: "";
    position: absolute;
    top: 0.15rem;
    left: 0.18rem;
    width: 0.7rem;
    height: 0.7rem;
    border-radius: 50%;
    background: #dcecef;
    transition: transform 150ms ease;
}

.signature-task__switches button[aria-checked="true"] i {
    background: var(--signature-good);
}

.signature-task__switches button[aria-checked="true"] i::after {
    transform: translateX(0.72rem);
}

.signature-prediction {
    display: grid;
    gap: 0.75rem;
}

.signature-prediction fieldset {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

.signature-prediction legend {
    margin-bottom: 0.7rem;
    color: #fff;
    font-size: 0.88rem;
    font-weight: 800;
    line-height: 1.4;
}

.signature-prediction legend > span {
    display: block;
    margin-bottom: 0.15rem;
    color: var(--signature-accent);
    font-size: 0.64rem;
    font-weight: 900;
    text-transform: uppercase;
}

.signature-mastery {
    padding-top: 0.75rem !important;
    border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
}

.signature-prediction__choices {
    display: grid;
    gap: 0.45rem;
}

.signature-prediction__choices label {
    position: relative;
    min-width: 0;
    cursor: pointer;
}

.signature-prediction__choices input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.signature-prediction__choices label > span {
    display: grid;
    grid-template-columns: 0.9rem minmax(0, 1fr);
    gap: 0.55rem;
    align-items: center;
    min-height: 3rem;
    padding: 0.6rem 0.7rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 5px;
    background: #101f24;
    color: rgba(233, 246, 247, 0.78);
}

.signature-prediction__choices label i {
    width: 0.72rem;
    height: 0.72rem;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 50%;
}

.signature-prediction__choices input:checked + span {
    border-color: var(--signature-accent);
    background: var(--signature-soft);
    color: #fff;
}

.signature-prediction__choices input:checked + span i {
    border: 3px solid #0c171b;
    background: var(--signature-accent);
    box-shadow: 0 0 0 1px var(--signature-accent);
}

.signature-prediction__choices input:focus-visible + span,
.signature-task__run:focus-visible,
.signature-task__preflight button:focus-visible {
    outline: 3px solid #fff;
    outline-offset: 3px;
}

.signature-prediction__choices label.is-correct > span {
    border-color: var(--signature-good);
    background: rgba(121, 212, 157, 0.1);
}

.signature-prediction__choices label.is-incorrect > span {
    border-color: var(--signature-bad);
    background: rgba(238, 130, 120, 0.08);
}

.signature-task__actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.55rem;
}

.signature-task__run {
    width: 100%;
    min-height: 3rem;
}

.signature-task__reset {
    min-height: 3rem;
    padding: 0 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.17);
    border-radius: 4px;
    background: transparent;
    color: #c3d0d2;
    font: inherit;
    font-size: 0.76rem;
    font-weight: 800;
    cursor: pointer;
}

.signature-task__run:disabled,
.signature-task__reset:disabled {
    cursor: not-allowed;
    opacity: 0.42;
}

.signature-task__reset:focus-visible {
    outline: 3px solid #fff;
    outline-offset: 3px;
}

.signature-outcome {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.55rem;
    padding-top: 0.85rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.signature-outcome[hidden] {
    display: none;
}

.signature-outcome > div {
    display: grid;
    gap: 0.2rem;
    min-width: 0;
    padding: 0.65rem;
    border-left: 3px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.025);
}

.signature-outcome strong {
    overflow-wrap: anywhere;
    color: #fff;
    font-size: 0.78rem;
}

.signature-outcome p {
    grid-column: 1 / -1;
    margin: 0;
    padding: 0.7rem;
    border-left: 3px solid var(--signature-warm);
    background: rgba(237, 199, 104, 0.07);
    color: #f8e9bc;
    font-size: 0.8rem;
    line-height: 1.45;
}

.signature-experience.is-success .signature-outcome p {
    border-left-color: var(--signature-good);
    background: rgba(121, 212, 157, 0.07);
    color: #cef3da;
}

/* Sequence construction */
.signature-sequence__slots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(7rem, 1fr));
    gap: 0.65rem;
}

.signature-sequence__slots span {
    display: grid;
    place-items: center;
    min-height: 7rem;
    border: 1px dashed rgba(80, 203, 214, 0.34);
    border-radius: 6px;
    background: rgba(80, 203, 214, 0.035);
    color: rgba(233, 246, 247, 0.36);
    font: 850 0.8rem ui-monospace, SFMono-Regular, Consolas, monospace;
    text-align: center;
}

.signature-sequence__slots span.is-complete {
    border-style: solid;
    border-color: var(--signature-good);
    background: rgba(121, 212, 157, 0.09);
    color: #d9f8e3;
}

.signature-sequence__route {
    height: 0.45rem;
    margin-top: 1.4rem;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.08);
}

.signature-sequence__route i {
    display: block;
    width: 0;
    height: 100%;
    background: var(--signature-good);
    transition: width 180ms ease;
}

/* State tracing */
.signature-trace__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
    gap: 0.65rem;
}

.signature-trace__grid article,
.signature-evidence__board article {
    min-width: 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    background: #102027;
    padding: 0.8rem;
    opacity: 0.38;
    transform: translateY(0.3rem);
    transition: opacity 150ms ease, transform 150ms ease, border-color 150ms ease;
}

.signature-trace__grid article.is-active,
.signature-trace__grid article.is-complete,
.signature-evidence__board article.is-active,
.signature-evidence__board article.is-complete {
    border-color: var(--signature-accent);
    opacity: 1;
    transform: none;
}

.signature-trace__grid article > span,
.signature-evidence__board article > span {
    color: var(--signature-accent);
    font-size: 0.68rem;
    font-weight: 900;
    text-transform: uppercase;
}

.signature-trace__grid h3,
.signature-trace__grid strong,
.signature-evidence__board strong {
    display: block;
    margin-top: 0.2rem;
    color: #fff;
}

.signature-trace__grid p,
.signature-evidence__board p {
    margin: 0.35rem 0 0;
    color: rgba(233, 246, 247, 0.64);
    font-size: 0.74rem;
    line-height: 1.4;
}

/* Configurable systems and circuits */
.signature-config__system {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
    gap: 2.2rem;
}

.signature-config__system > div {
    position: relative;
    display: grid;
    align-content: center;
    min-height: 9rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 6px;
    background: #101f24;
    padding: 0.85rem;
    text-align: center;
}

.signature-config__system > div:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 100%;
    width: 2.2rem;
    height: 2px;
    background: rgba(255, 255, 255, 0.16);
}

.signature-config__system i {
    width: 1.2rem;
    height: 1.2rem;
    margin: 0 auto 0.55rem;
    border: 2px solid rgba(255, 255, 255, 0.28);
    border-radius: 3px;
}

.signature-config__system strong {
    color: #fff;
}

.signature-config__system span {
    margin-top: 0.35rem;
    color: rgba(233, 246, 247, 0.58);
    font-size: 0.7rem;
}

.signature-config__system > div.is-complete {
    border-color: var(--signature-good);
    background: rgba(121, 212, 157, 0.08);
}

.signature-config__system > div.is-complete i {
    border-color: var(--signature-good);
    background: var(--signature-good);
}

/* Diagnostic console */
.signature-diagnostic__screen {
    overflow: hidden;
    border: 1px solid rgba(238, 130, 120, 0.3);
    border-radius: 6px;
    background: #080e11;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}

.signature-diagnostic__status {
    display: flex;
    justify-content: space-between;
    padding: 0.7rem 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    color: #ffb4ae;
    font-size: 0.7rem;
}

.signature-diagnostic__screen > p {
    display: grid;
    grid-template-columns: 2rem minmax(8rem, 0.45fr) minmax(0, 1fr);
    gap: 0.65rem;
    margin: 0;
    padding: 0.75rem 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.055);
    color: rgba(233, 246, 247, 0.4);
}

.signature-diagnostic__screen > p.is-complete {
    background: rgba(238, 130, 120, 0.075);
    color: #f4dbd8;
}

.signature-diagnostic__screen > p i {
    font-style: normal;
    font-size: 0.72rem;
}

/* Comparison bench */
.signature-compare__lanes {
    display: grid;
    gap: 0.75rem;
}

.signature-compare__lanes > div {
    display: grid;
    grid-template-columns: minmax(9rem, 0.7fr) minmax(12rem, 1.3fr) 7rem;
    gap: 0.8rem;
    align-items: center;
    min-height: 4.5rem;
    border-left: 3px solid rgba(255, 255, 255, 0.12);
    background: #102027;
    padding: 0.7rem 0.8rem;
    opacity: 0.5;
}

.signature-compare__lanes > div.is-active,
.signature-compare__lanes > div.is-complete {
    border-left-color: var(--signature-accent);
    opacity: 1;
}

.signature-compare__lanes strong {
    color: #fff;
}

.signature-compare__lanes i {
    height: 0.5rem;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.08);
}

.signature-compare__lanes i b {
    display: block;
    height: 100%;
    background: var(--signature-accent);
}

.signature-compare__lanes span {
    color: rgba(233, 246, 247, 0.56);
    font-size: 0.7rem;
    text-align: right;
}

@media (min-width: 981px) {
    .signature-experience__header {
        grid-template-columns: minmax(0, 1.2fr) minmax(16rem, 0.8fr);
        gap: 1.1rem;
        padding: 1.05rem 1.2rem;
    }

    .signature-experience__header h3 {
        margin: 0.15rem 0 0.35rem;
        font-size: 1.6rem;
    }

    .signature-experience__header p {
        line-height: 1.45;
    }

    .signature-experience__brief {
        padding: 0.6rem 0 0.6rem 0.85rem;
    }

    .signature-experience__workspace {
        grid-template-columns: minmax(0, 1.05fr) minmax(28rem, 0.95fr);
        align-items: stretch;
    }

    .signature-stage {
        display: grid;
        grid-template-rows: auto minmax(20rem, 1fr) auto;
        align-self: stretch;
    }

    .signature-experience--byte_forge .signature-stage {
        grid-template-rows: auto minmax(14rem, 1fr) auto auto;
    }

    .signature-experience--byte_forge .signature-scene {
        min-height: 14rem;
    }

    .signature-stage__header {
        min-height: 3.8rem;
        padding: 0.7rem 1rem;
    }

    .signature-scene {
        min-height: 20rem;
        padding: 1.15rem;
    }

    .signature-stage__timeline {
        padding: 0.7rem 0.8rem 0.8rem;
    }

    .signature-task {
        gap: 0.75rem;
        padding: 1rem;
    }

    .signature-task__misconception {
        margin-top: 0.55rem !important;
        padding: 0.55rem 0.65rem;
    }

    .signature-task__preflight {
        gap: 0.5rem;
    }

    .signature-task__sequence-options,
    .signature-task__switches,
    .signature-task__evidence-controls,
    .signature-task__compare-controls {
        grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
        gap: 0.4rem;
    }

    .signature-task__preflight button,
    .signature-task__advance {
        min-height: 2.45rem;
        padding: 0.45rem 0.6rem;
    }

    .signature-prediction {
        grid-template-columns: 1fr;
        gap: 0.7rem;
        align-items: start;
    }

    .signature-prediction legend {
        margin-bottom: 0.5rem;
    }

    .signature-mastery {
        padding-top: 0.7rem !important;
        padding-left: 0 !important;
        border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
        border-left: 0 !important;
    }

    .signature-prediction__choices {
        grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
        grid-auto-rows: 1fr;
        gap: 0.35rem;
    }

    .signature-prediction__choices label > span {
        height: 100%;
        min-height: 2.65rem;
        padding: 0.5rem 0.6rem;
    }

    .signature-task__actions {
        grid-column: 1 / -1;
    }

    .signature-experience--compare .signature-experience__workspace {
        grid-template-columns: minmax(0, 1.1fr) minmax(34rem, 0.9fr);
    }

    .signature-experience--compare .signature-task {
        gap: 0.85rem;
        padding: 1.15rem;
    }

    .signature-experience--compare .signature-task__compare-controls {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        grid-auto-rows: 1fr;
    }

    .signature-experience--compare .signature-task__compare-controls button {
        min-width: 0;
    }

    .signature-experience--compare .signature-prediction {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .signature-experience--compare .signature-mastery {
        padding-top: 0.75rem !important;
        padding-left: 0 !important;
        border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
        border-left: 0 !important;
    }

    .signature-experience--compare .signature-prediction__choices {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        grid-auto-rows: 1fr;
    }

    .signature-experience--compare .signature-prediction__choices label > span {
        height: 100%;
    }

    .signature-experience--compare .signature-task__actions {
        grid-column: 1 / -1;
    }
}

@media (min-width: 701px) {
    .signature-experience--and_gate .signature-config__system,
    .signature-experience--or_gate .signature-config__system {
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 1rem;
    }

    .signature-experience--and_gate .signature-config__system > div:not(:last-child)::after,
    .signature-experience--or_gate .signature-config__system > div:not(:last-child)::after {
        width: 1rem;
    }
}

@media (min-width: 1201px) {
    .signature-experience--byte_forge .signature-native-tools {
        gap: 0.75rem;
        padding: 0 0.8rem 0.8rem;
    }

    .signature-experience--byte_forge .signature-native-tool {
        padding: 0.8rem;
    }

    .signature-experience--byte_forge .signature-native-tool__heading {
        gap: 0.65rem;
        margin-bottom: 0.5rem;
    }

    .signature-experience--byte_forge .signature-native-tool .hex-forge-grid,
    .signature-experience--byte_forge .signature-native-tool .theory-question-grid {
        gap: 0.5rem;
        margin: 0.65rem 0;
    }

    .signature-experience--byte_forge .signature-native-tool .forge-conversion-demo {
        margin: 0.65rem 0;
    }

    .signature-experience--byte_forge .signature-native-tool input {
        width: 100%;
        min-width: 0;
    }

    .lesson-page .signature-experience--byte_forge .theory-question-grid.one-column {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .signature-experience--byte_forge .theory-question-grid.one-column > * {
        min-width: 0;
    }
}

@media (min-width: 981px) and (max-width: 1080px) {
    .signature-experience--compare .signature-experience__workspace {
        grid-template-columns: 1fr;
    }

    .signature-experience--compare .signature-stage {
        border-right: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
}

/* Transformation pipeline */
.signature-transform__pipeline {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, auto));
    gap: 0.55rem;
    align-items: center;
}

.signature-transform__pipeline article {
    min-width: 9rem;
    min-height: 9rem;
    border: 1px solid rgba(255, 255, 255, 0.11);
    border-radius: 6px;
    background: #102027;
    padding: 0.75rem;
    opacity: 0.4;
}

.signature-transform__pipeline article.is-active,
.signature-transform__pipeline article.is-complete {
    border-color: var(--signature-accent);
    opacity: 1;
}

.signature-transform__pipeline article > span {
    color: var(--signature-accent);
    font: 800 0.7rem ui-monospace, SFMono-Regular, Consolas, monospace;
}

.signature-transform__pipeline strong {
    display: block;
    margin-top: 0.35rem;
    color: #fff;
}

.signature-transform__pipeline p {
    margin: 0.35rem 0 0;
    color: rgba(233, 246, 247, 0.6);
    font-size: 0.7rem;
    line-height: 1.4;
}

.signature-transform__pipeline > i {
    width: 2rem;
    height: 2px;
    background: var(--signature-accent);
}

/* Evidence board */
.signature-evidence__board {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
    gap: 0.75rem;
}

.signature-experience--permission_flow .signature-evidence__board article,
.signature-experience--request_filter .signature-evidence__board article,
.signature-experience--access_boundary .signature-evidence__board article {
    border-left: 4px solid var(--signature-accent);
    border-radius: 0 6px 6px 0;
}

.signature-experience--adaptation_lab .signature-evidence__board article {
    border-style: dashed;
}

/* Scenario decision map */
.signature-decision__map {
    display: grid;
    grid-template-columns: minmax(14rem, 0.8fr) minmax(16rem, 1.2fr);
    gap: 4rem;
    align-items: center;
}

.signature-decision__origin {
    display: grid;
    gap: 0.4rem;
    min-height: 9rem;
    align-content: center;
    border: 1px solid var(--signature-accent);
    border-radius: 6px;
    background: var(--signature-soft);
    padding: 1rem;
}

.signature-decision__origin span {
    color: var(--signature-accent);
    font-size: 0.68rem;
    font-weight: 900;
    text-transform: uppercase;
}

.signature-decision__origin strong {
    color: #fff;
    line-height: 1.45;
}

.signature-decision__branches {
    display: grid;
    gap: 0.65rem;
}

.signature-decision__branches span {
    position: relative;
    min-height: 3.5rem;
    border-left: 3px solid rgba(255, 255, 255, 0.14);
    background: #102027;
    padding: 0.75rem;
    color: rgba(233, 246, 247, 0.68);
}

.signature-decision__branches span::before {
    content: "";
    position: absolute;
    top: 50%;
    right: 100%;
    width: 4rem;
    height: 1px;
    background: rgba(255, 255, 255, 0.16);
}

.signature-decision__branches span.is-active,
.signature-decision__branches span.is-complete {
    border-left-color: var(--signature-good);
    background: rgba(121, 212, 157, 0.08);
    color: #d7f6e1;
}

/* Family-specific presentation cues */
.signature-experience--trace_table .signature-trace__grid,
.signature-experience--array_inspector .signature-trace__grid,
.signature-experience--type_inspector .signature-trace__grid {
    grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr));
}

.signature-experience--trace_table .signature-trace__grid article,
.signature-experience--array_inspector .signature-trace__grid article {
    border-radius: 0;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}

.signature-experience--network_map .signature-decision__branches,
.signature-experience--traffic_gateway .signature-diagnostic__screen {
    border: 1px solid rgba(80, 203, 214, 0.18);
    padding: 0.75rem;
}

.signature-experience--language_layers .signature-trace__grid,
.signature-experience--memory_hierarchy .signature-trace__grid,
.signature-experience--runtime_stack .signature-trace__grid,
.signature-experience--call_stack .signature-trace__grid {
    grid-template-columns: 1fr;
}

.signature-experience--language_layers .signature-trace__grid article,
.signature-experience--memory_hierarchy .signature-trace__grid article,
.signature-experience--runtime_stack .signature-trace__grid article,
.signature-experience--call_stack .signature-trace__grid article {
    min-height: 3.8rem;
    transform: translateX(0.4rem);
}

@media (max-width: 1180px) {
    .signature-experience__workspace,
    .signature-experience__header {
        grid-template-columns: 1fr;
    }

    .signature-stage {
        border-right: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

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

    .signature-task__heading,
    .signature-outcome {
        grid-column: 1 / -1;
    }
}

@media (max-width: 700px) {
    .signature-experience__header,
    .signature-task,
    .signature-scene {
        padding-left: 0.9rem;
        padding-right: 0.9rem;
    }

    .signature-experience__header h3 {
        font-size: 1.55rem;
    }

    .signature-task {
        grid-template-columns: 1fr;
    }

    .signature-scene {
        min-height: 20rem;
    }

    .signature-stage__timeline,
    .signature-compare__lanes > div,
    .signature-decision__map,
    .signature-transform__pipeline,
    .signature-diagnostic__screen > p {
        grid-template-columns: 1fr;
    }

    .signature-stage__timeline li {
        border-top: 0;
        border-left: 2px solid rgba(255, 255, 255, 0.1);
    }

    .signature-stage__timeline li.is-active { border-left-color: var(--signature-accent); }
    .signature-stage__timeline li.is-complete { border-left-color: var(--signature-good); }

    .signature-config__system {
        grid-template-columns: 1fr;
        gap: 0.65rem;
    }

    .signature-config__system > div:not(:last-child)::after,
    .signature-decision__branches span::before,
    .signature-transform__pipeline > i {
        display: none;
    }

    .signature-transform__pipeline article {
        min-width: 0;
        min-height: 6rem;
    }

    .signature-outcome {
        grid-template-columns: 1fr;
    }

    .signature-outcome p {
        grid-column: 1;
    }

    .signature-task__actions {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .signature-experience *,
    .signature-experience *::before,
    .signature-experience *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}