:root {
    --frozen-bg: #eef1f6;
    --frozen-ink: #42597e;
    --frozen-line: #cdd8e8;
}

[data-theme="dark"] {
    --frozen-bg: #161b23;
    --frozen-ink: #98a8c4;
    --frozen-line: #2b3340;
}

#method .method-modes {
    display: flex;
    justify-content: center;
    margin: 0 0 18px;
}

#method .seg {
    display: inline-flex;
    gap: 3px;
    padding: 3px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface);
    box-shadow: 0 2px 10px -6px rgba(0, 0, 0, 0.1);
}

#method .seg button {
    min-height: 34px;
    padding: 0 16px;
    border: 0;
    border-radius: 999px;
    color: var(--muted);
    background: transparent;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    transition:
        color 0.18s ease,
        background 0.18s ease,
        box-shadow 0.18s ease;
    font-family:
        "Noto Sans",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
}

#method .seg button:hover {
    color: var(--ink);
    background: var(--surface-2);
}

#method .seg button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

#method .seg button[aria-selected="true"] {
    color: #fff;
    background: var(--accent);
    box-shadow: 0 4px 14px -6px var(--accent);
}

#method {
    max-width: none;
}

#method>p.method-lead,
#method>.method-modes {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 22px;
}

#method .method-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
    gap: 40px;
    align-items: start;
    margin-top: 8px;
    justify-content: center;
    padding: 0 22px;
}

#method .method-grid[hidden] {
    display: none;
}

#method .method-grid.has-child {
    grid-template-columns: minmax(0, 1fr) minmax(0, 320px) minmax(0, 280px);
}

#method .mdiagram {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin: 0;
    transform: translateX(0);
    transition: transform 0.4s ease;
}

#method .method-grid.has-child .mdiagram {
    transform: translateX(-10px);
}

#method .mbranches {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    position: relative;
}

#method .mbranch {
    display: flex;
    flex-direction: column;
    gap: 0;
}

#method .mbranch:nth-child(2) {
    display: grid;
    grid-template-rows: repeat(5, auto);
    gap: 0;
    align-items: center;
}

#method .mbranch:nth-child(2) #mblock-cnn {
    grid-row: 1;
}

#method .mbranch:nth-child(2) #mblock-params {
    grid-row: 3;
}

#method .mcurves {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

#method .mcurve-x {
    position: absolute;
    color: var(--muted);
}

#method .mcurve-x svg {
    width: 100%;
    height: auto;
}

#method .mbranch-cap {
    font-family:
        "Noto Sans",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
    font-size: 9.5px;
    letter-spacing: 0.04em;
    color: var(--muted);
    text-align: center;
    margin: 0 0 8px;
}

#method .mtrunk {
    display: flex;
    flex-direction: column;
    gap: 0;
}

#method .mnode {
    position: relative;
    appearance: none;
    text-align: left;
    cursor: pointer;
    width: 100%;
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: 11px;
    padding: 11px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    transition:
        border-color 0.16s ease,
        box-shadow 0.16s ease,
        transform 0.16s ease;
}

#method .mnode:hover {
    transform: translateY(-1px);
    border-color: var(--line-strong);
}

#method .mnode[aria-selected="true"] {
    border-color: var(--accent);
    box-shadow: 0 12px 28px -22px rgba(0, 0, 0, 0.5);
}

#method .mnode.dashed {
    border-style: dashed;
}

#method .mnode.dashed[aria-selected="true"] {
    border-style: dashed;
    border-color: var(--accent);
}

#method .mnode-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.01em;
    line-height: 1.25;
}

#method .mnode[aria-selected="true"] .mnode-label {
    color: var(--accent);
}

#method .mtag {
    font-family:
        "Noto Sans",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
    font-size: 9.5px;
    padding: 2px 7px;
    border-radius: 5px;
    white-space: nowrap;
    border: 1px solid var(--line);
    flex: none;
}

#method .mtag.frozen {
    background: var(--frozen-bg);
    color: var(--frozen-ink);
    border-color: var(--frozen-line);
}

#method .mtag.trained {
    background: var(--accent-soft);
    color: var(--accent);
    border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}

#method .mtag.neutral {
    background: var(--surface-2);
    color: var(--muted);
}

#method .mconn {
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
}

#method .mconn svg {
    width: 18px;
    height: 18px;
}

#method .mdetail {
    position: sticky;
    top: 84px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
    padding: 20px 22px 20px;
    min-height: 260px;
    transform: translateX(0);
    transition: transform 0.4s ease;
}

#method .method-grid.has-child .mdetail {
    transform: translateX(-15px);
}

#method .md-tag {
    display: inline-block;
    font-family:
        "Noto Sans",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
    font-size: 11px;
    padding: 3px 10px;
    border-radius: 6px;
    margin-bottom: 10px;
    border: 1px solid var(--line);
    background: var(--surface-2);
    color: var(--muted);
}

#method .md-tag.frozen {
    background: var(--frozen-bg);
    color: var(--frozen-ink);
    border-color: var(--frozen-line);
}

#method .md-tag.trained {
    background: var(--accent-soft);
    color: var(--accent);
    border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}

#method .md-tag.neutral {
    background: var(--surface-2);
    color: var(--muted);
}

#method .md-title {
    font-size: 1.22rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 9px;
    color: var(--ink);
}

#method .md-eq {
    font-family:
        "Noto Sans",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
    font-size: 13.5px;
    color: var(--accent);
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 9px;
    padding: 9px 12px;
    margin: 0 0 11px;
    overflow-x: auto;
    white-space: nowrap;
}

#method .md-text {
    font-size: 15px;
    color: var(--muted);
    line-height: 1.62;
    margin: 0;
}

#method .md-media {
    margin: 0 0 12px;
    text-align: center;
}

#method .md-media:empty {
    display: none;
}

#method .md-shot {
    max-width: 100%;
    max-height: 122px;
    width: auto;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--surface-2);
    display: inline-block;
}

#method .md-index {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 9px;
    align-items: center;
    color: var(--muted);
    font-size: 0.67rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

kbd {
    padding: 2px 6px;
    border: 1px solid var(--muted);
    border-bottom-width: 2px;
    border-radius: 5px;
    color: var(--muted);
    background: var(--bg);
    font-family: inherit;
    font-size: 0.7rem;

    min-width: 22px;
    height: 22px;
    display: inline-grid;
    place-items: center;
    font-weight: 700;
    line-height: 1;
    vertical-align: middle;
}

kbd.thin {
    padding-inline: 4.5px;
}

kbd+kbd {
    margin-left: 1px;
}

#method .md-step {
    font-size: 0.68rem;
    color: var(--muted);
    font-weight: 600;
    letter-spacing: 0.04em;
}

#method .md-simple-visual {
    display: flex;
    flex-wrap: wrap;
    width: min(100%, 310px);
    min-height: 155px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 0 auto 12px;
}

#method .md-simple-node {
    display: grid;
    min-width: 112px;
    min-height: 62px;
    padding: 9px;
    place-items: center;
    border: 1.5px solid color-mix(in srgb, var(--ink) 72%, transparent);
    border-radius: 10px;
    color: var(--ink);
    background: var(--bg);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1.25;
    text-align: center;
    appearance: none;
    cursor: pointer;
    font-family: inherit;
}

#method .md-simple-node:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
}

#method .md-simple-node[aria-selected="true"] {
    border-color: var(--accent);
    background: var(--accent-soft);
}

#method .md-simple-node.dashed {
    border-style: dashed;
}

#method .md-simple-arrow {
    color: var(--muted);
    font-size: 1.15rem;
}

#method .md-image-visual {
    width: 100%;
}

#method .md-image-node {
    display: flex;
    min-width: 200px;
    min-height: 140px;
    padding: 0;
    position: relative;
    align-items: stretch;
    justify-content: center;
}

#method .md-image-node img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

#method .md-image-label {
    position: absolute;
    bottom: 4px;
    left: 4px;
    right: 4px;
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    font-size: 11px;
    font-weight: 600;
    border-radius: 4px;
    text-align: left;
}

#method .md-static-node {
    cursor: default;
}

#method .md-static-node:hover {
    transform: none;
    border-color: color-mix(in srgb, var(--ink) 72%, transparent);
}

#method .md-param-visual {
    display: grid;
    width: 100%;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 12px;
}

#method .md-param-visual .md-simple-node {
    min-width: 0;
    min-height: 78px;
}

#method .md-subflow {
    display: flex;
    width: min(100%, 300px);
    flex-direction: column;
    align-items: stretch;
    gap: 7px;
    margin: 0 auto 12px;
}

#method .msubnode {
    display: flex;
    width: 100%;
    min-height: 52px;
    padding: 8px 10px;
    border: 1.5px solid color-mix(in srgb, var(--ink) 75%, transparent);
    border-radius: 9px;
    align-items: center;
    justify-content: center;
    color: var(--ink);
    background: var(--bg);
    cursor: pointer;
    font-size: 0.76rem;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    transition:
        border-color 0.14s ease,
        box-shadow 0.14s ease,
        transform 0.14s ease;
    font-family:
        "Noto Sans",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
}

#method .msubnode:hover {
    transform: translateY(-1px);
}

#method .msubnode.image-node {
    border-style: dashed;
}

#method .msubnode[aria-selected="true"] {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 20%, transparent);
}

#method .msubconn {
    display: grid;
    height: 16px;
    place-items: center;
    color: var(--muted);
}

#method .msubconn svg {
    width: 16px;
    height: 16px;
}

#method .md-child {
    padding: 14px;
    border: 1px solid var(--line);
    border-left: 3px solid var(--accent);
    border-radius: 0 12px 12px 0;
    background: var(--surface-2);
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.4s ease;
}

#method .md-child:not([hidden]) {
    opacity: 1;
    transform: translateX(0);
}

#method .md-child-kicker {
    margin: 0 0 7px;
    color: var(--muted);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

#method .md-child-tag {
    display: inline-block;
    font-size: 0.68rem;
    padding: 2px 7px;
    border-radius: 5px;
    margin-bottom: 8px;
    border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 600;
}



#method .md-child-title {
    font-size: 0.9rem;
    font-weight: 700;
    margin: 0 0 7px;
    color: var(--ink);
}

#method .md-child-eq {
    font-size: 0.8rem;
    color: var(--accent);
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 7px;
    padding: 7px 10px;
    margin: 0 0 8px;
    overflow-x: auto;
    white-space: nowrap;
}

#method .md-child-text {
    font-size: 0.82rem;
    color: var(--muted);
    line-height: 1.55;
    margin: 0;
}

#method .method-figure {
    margin: 0;
}

#method .mfig-frame {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    appearance: none;
    cursor: pointer;
    background: var(--bg);
    border: 1px solid var(--line-strong);
    border-radius: 14px;
    width: 100%;
    max-width: 100%;
    margin: 8px auto 0px;
    overflow: hidden;
    min-height: 200px;
    padding: 0;
    transition:
        border-color 0.18s ease,
        box-shadow 0.18s ease,
        transform 0.18s ease;
}

#method .mfig-frame img {
    display: block;
    max-height: 560px;
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 14px;
    object-fit: contain;
}

#method .mfig-frame:hover,
#method .mfig-frame:focus-visible {
    border-color: var(--accent);
    box-shadow: 0 20px 44px -26px color-mix(in srgb, var(--accent) 60%, transparent);
    transform: translateY(-2px);
    outline: none;
}

#method .mfig-cue {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: color-mix(in srgb, var(--accent) 13%, transparent);
    opacity: 0;
    transition: opacity 0.18s ease;
    pointer-events: none;
}

#method .mfig-cue b {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-family:
        "Noto Sans",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 0.01em;
    color: #fff;
    background: var(--accent);
    border-radius: 11px;
    padding: 10px 17px;
    box-shadow: 0 12px 30px -10px rgba(0, 0, 0, 0.5);
    transform: translateY(6px);
    transition: transform 0.18s ease;
}

#method .mfig-cue svg {
    width: 15px;
    height: 15px;
    stroke: #fff;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex: none;
}

#method .mfig-frame:hover .mfig-cue,
#method .mfig-frame:focus-visible .mfig-cue {
    opacity: 1;
}

#method .mfig-frame:hover .mfig-cue b,
#method .mfig-frame:focus-visible .mfig-cue b {
    transform: translateY(0);
}

@media (max-width: 980px) {
    #method .method-grid {
        grid-template-columns: 1fr;
    }

    #method .mdetail {
        position: static;
    }

    #method .mcurves {
        display: none;
    }
}

@media (max-width: 660px) {
    #method .method-modes {
        justify-content: stretch;
    }

    #method .seg {
        width: 100%;
    }

    #method .seg button {
        flex: 1;
        padding-inline: 9px;
    }

    #method .mtag {
        display: none;
    }

    #method .mfig-cue {
        left: 10px;
        right: 10px;
        justify-content: center;
    }
}

:root {
    --ia-inverse: var(--accent);
    --ia-inverse-soft: var(--accent-soft);
}

#method .method-modes {
    margin-top: 18px;
    margin-bottom: 18px;
}

#method .seg {
    display: inline-grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface);
    box-shadow: 0 8px 24px -20px rgba(0, 0, 0, 0.45);
}

#method .seg button {
    min-height: 37px;
    padding: 0 18px;
    font-weight: 700;
}

#method .method-grid,
#method .method-grid.has-child {
    width: min(1120px, calc(100vw - 40px));
    display: grid;
    grid-template-columns: minmax(0, 1.18fr) minmax(340px, 0.82fr) !important;
    gap: 26px;
    align-items: start;
    margin: 18px 50% 28px;
    padding: 0;
    transform: translateX(-50%);
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    overflow: visible;
}

#method .method-grid[hidden] {
    display: none;
}

#method .method-grid:not([hidden]) {
    animation: iaPanelIn 0.22s ease both;
}

@keyframes iaPanelIn {
    from {
        opacity: 0;
        transform: translate(-50%, 6px);
    }

    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

#method .mdiagram,
#method .method-grid.has-child .mdiagram {
    min-width: 0;
    margin: 0;
    padding: 0;
    transform: none !important;
}

#method .marchitecture-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line);
}

#method .marchitecture-eyebrow {
    margin: 0 0 3px;
    color: var(--accent);
    font-size: 0.64rem;
    font-weight: 800;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

#method .marchitecture-title {
    margin: 0;
    color: var(--ink);
    font-size: 1rem;
    font-weight: 750;
    letter-spacing: -0.015em;
}

#method .mlegend {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 6px 10px;
    color: var(--muted);
    font-size: 0.66rem;
    line-height: 1.25;
}

#method .mlegend-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
}

#method .mlegend-dot {
    width: 8px;
    height: 8px;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    background: var(--surface-2);
}

#method .mlegend-dot.trained {
    border-color: color-mix(in srgb, var(--accent) 38%, transparent);
    background: var(--accent-soft);
}

#method .mlegend-dot.retrain {
    border-color: var(--frozen-line);
    background: var(--frozen-bg);
}

#method .mlegend-dot.image {
    border-style: dashed;
    background: transparent;
}

#method .mbranches {
    position: relative;
    display: grid;
    grid-template-columns: minmax(310px, 1.08fr) minmax(250px, 0.92fr);
    gap: 62px;
    align-items: start;
    min-width: 0;
}

#method .mbranch,
#method .mbranch.parameter-branch {
    position: relative;
    z-index: 2;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent !important;
    box-shadow: none;
}

#method .mbranch-cap,
#method .mparameter-route {
    display: none !important;
}

#method .mconnections {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
    pointer-events: none;
    color: var(--muted);
}

#method .mconnections>path {
    fill: none;
    stroke: color-mix(in srgb, var(--muted) 70%, transparent);
    stroke-width: 1.25;
    stroke-linecap: round;
    stroke-linejoin: round;
    vector-effect: non-scaling-stroke;
}

#method .mconnections path.dashed {
    stroke-dasharray: 5 5;
}

#method #mArrowHead .m-arrow-head {
    fill: none;
    stroke: color-mix(in srgb, var(--muted) 70%, transparent);
    stroke-width: 1.25;
    stroke-linecap: round;
    stroke-linejoin: round;
    vector-effect: non-scaling-stroke;
}

#method .mnode {
    position: relative;
    z-index: 2;
    width: 100%;
    min-height: 56px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    padding: 11px 13px;
    appearance: none;
    border: 1px solid var(--line);
    border-radius: 11px;
    color: var(--ink);
    background: var(--surface);
    cursor: pointer;
    font-family: inherit;
    text-align: left;
    transition:
        border-color 0.16s ease,
        background 0.16s ease,
        box-shadow 0.16s ease,
        transform 0.16s ease;
}

#method .mnode::before {
    content: none !important;
    display: none !important;
}

#method .mnode::after {
    content: "";
    position: absolute;
    left: -1px;
    top: 10px;
    bottom: 10px;
    width: 3px;
    border-radius: 0 4px 4px 0;
    background: transparent;
    transition: background 0.16s ease;
}

#method .mnode:hover {
    transform: translateY(-1px);
    border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
    background: color-mix(in srgb, var(--accent) 2.5%, var(--surface));
}

#method .mnode:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

#method .mnode[aria-selected="true"] {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 8%, var(--surface));
    box-shadow:
        0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent),
        0 14px 28px -24px color-mix(in srgb, var(--accent) 78%, transparent);
}

#method .mnode[aria-selected="true"]::after {
    background: var(--accent);
}

#method .mnode.dashed {
    border-style: dashed;
}

#method .mnode-label {
    min-width: 0;
    color: var(--ink);
    font-size: 0.8rem;
    font-weight: 700;
    line-height: 1.3;
}

#method .mnode[aria-selected="true"] .mnode-label {
    color: var(--accent);
}

#method .mtag {
    min-height: 23px;
    display: inline-flex;
    align-items: center;
    padding: 2px 7px;
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--muted);
    background: var(--surface-2);
    font-size: 0.58rem;
    font-weight: 700;
    white-space: nowrap;
}

#method .mtag.frozen {
    color: var(--frozen-ink);
    border-color: var(--frozen-line);
    background: var(--frozen-bg);
}

#method .mtag.trained {
    color: var(--accent);
    border-color: color-mix(in srgb, var(--accent) 28%, transparent);
    background: var(--accent-soft);
}

#method .mconn {
    height: 24px;
    display: grid;
    place-items: center;
    color: color-mix(in srgb, var(--muted) 75%, transparent);
}

#method .mconn svg {
    width: 15px;
    height: 15px;
}

#method .mflow-hint {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 0.67rem;
    line-height: 1.45;
}

#method .mdetail,
#method .method-grid.has-child .mdetail {
    position: sticky;
    top: 74px;
    min-width: 0;
    min-height: 0;
    height: var(--ia-detail-height, auto);
    max-height: var(--ia-detail-height, none);
    padding: 18px;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: auto;
    scrollbar-gutter: stable;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
    transform: none !important;
}

#method .mdetail::-webkit-scrollbar {
    width: 8px;
}

#method .mdetail::-webkit-scrollbar-track {
    background: transparent;
}

#method .mdetail::-webkit-scrollbar-thumb {
    border: 2px solid transparent;
    border-radius: 999px;
    background: color-mix(in srgb, var(--muted) 38%, transparent);
    background-clip: padding-box;
}

#method .mdetail {
    scrollbar-width: thin;
    scrollbar-color: color-mix(in srgb, var(--muted) 38%, transparent) transparent;
}

#method .mdetail.is-updating {
    animation: iaDetailIn 0.18s ease both;
}

@keyframes iaDetailIn {
    from {
        opacity: 0.72;
        transform: translateY(3px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#method .mdetail-top {
    margin-bottom: 15px;
    padding-bottom: 13px;
    border-bottom: 1px solid var(--line);
}

#method .md-step-group {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

#method .md-stage {
    color: var(--accent);
}

#method .md-progress {
    height: 4px;
    overflow: hidden;
    border-radius: 999px;
    background: var(--surface-2);
}

#method .md-progress span {
    display: block;
    width: 14.285%;
    height: 100%;
    border-radius: inherit;
    background: var(--accent);
    transition: width 0.22s ease;
}

#method .md-title {
    margin: 0 0 9px;
    color: var(--ink);
    font-size: 1.18rem;
    line-height: 1.25;
}

#method .md-text {
    margin: 0;
    color: var(--muted);
    font-size: 0.86rem;
    line-height: 1.68;
    text-align: left;
}

#method .md-media {
    margin: 16px 0 0;
    padding-top: 14px;
    border-top: 1px solid var(--line);
    text-align: center;
}

#method .md-media:empty {
    display: none;
}

#method .md-simple-visual {
    width: min(100%, 300px);
    min-height: 118px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 0 auto;
}

#method .md-simple-visual.vertical-flow {
    width: min(100%, 250px);
    min-height: 0;
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
}

#method .md-simple-visual.vertical-flow .md-simple-node {
    width: 100%;
    min-width: 0;
}

#method .md-simple-node,
#method .msubnode {
    appearance: none;
    border: 1px solid var(--line-strong);
    color: var(--ink);
    background: var(--surface);
    cursor: pointer;
    font-family: inherit;
    text-align: center;
    transition:
        border-color 0.15s ease,
        background 0.15s ease,
        box-shadow 0.15s ease,
        transform 0.15s ease;
}

#method .md-simple-node {
    min-width: 104px;
    min-height: 58px;
    display: grid;
    place-items: center;
    padding: 8px;
    border-radius: 10px;
    font-size: 0.67rem;
    font-weight: 700;
    line-height: 1.3;
}

#method .md-simple-node:hover,
#method .msubnode:hover {
    transform: translateY(-1px);
    border-color: var(--accent);
}

#method .md-simple-node:focus-visible,
#method .msubnode:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

#method .md-simple-node[aria-selected="true"],
#method .msubnode[aria-selected="true"] {
    border-color: var(--accent);
    background: var(--accent-soft);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 14%, transparent);
}

#method .md-simple-node.dashed,
#method .msubnode.image-node {
    border-style: dashed;
}

#method .md-simple-arrow {
    color: var(--muted);
    font-size: 1rem;
    line-height: 1;
}

#method .md-param-visual {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 7px;
    width: 100%;
    margin: 0;
}

#method .md-param-visual .md-simple-node {
    min-width: 0;
    min-height: 82px;
}

#method .md-subflow {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    width: min(100%, 290px);
    margin: 0 auto;
}

#method .msubnode {
    width: 100%;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px 10px;
    border-radius: 9px;
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 1.25;
}

#method .msubconn {
    height: 15px;
    display: grid;
    place-items: center;
    color: var(--muted);
}

#method .msubconn svg {
    width: 14px;
    height: 14px;
}

#method .md-child,
#method .md-child:not([hidden]) {
    margin-top: 14px;
    padding: 13px 14px;
    border: 1px solid color-mix(in srgb, var(--accent) 32%, var(--line));
    border-left: 3px solid var(--accent);
    border-radius: 0 11px 11px 0;
    background: color-mix(in srgb, var(--accent) 7%, var(--surface));
    opacity: 1;
    transform: none;
    animation: iaChildIn 0.2s ease both;
}

#method .md-child[hidden] {
    display: none;
}

@keyframes iaChildIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#method .md-child-eq {
    color: var(--accent);
    border-color: color-mix(in srgb, var(--accent) 20%, var(--line));
    background: color-mix(in srgb, var(--accent) 5%, var(--surface));
}

#method .md-actions {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
}

#method .md-nav-btn {
    min-height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 0 13px;
    border: 1px solid var(--line);
    border-radius: 9px;
    color: var(--ink);
    background: var(--surface);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.68rem;
    font-weight: 750;
    transition:
        border-color 0.15s ease,
        color 0.15s ease,
        background 0.15s ease,
        transform 0.15s ease;
}

#method .md-nav-btn:hover:not(:disabled) {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-soft);
    transform: translateY(-1px);
}

#method .md-nav-btn:disabled {
    opacity: 0.38;
    cursor: not-allowed;
}

#method .md-nav-btn.primary {
    color: #fff;
    border-color: var(--accent);
    background: var(--accent);
}

#method .md-nav-btn.primary:hover:not(:disabled) {
    color: #fff;
    background: color-mix(in srgb, var(--accent) 88%, #000);
}

@media (max-width: 1020px) {

    #method .method-grid,
    #method .method-grid.has-child {
        width: min(760px, calc(100vw - 32px));
        grid-template-columns: 1fr !important;
        gap: 18px;
    }

    #method .mdetail,
    #method .method-grid.has-child .mdetail {
        position: static;
        height: auto !important;
        max-height: none !important;
        overflow-y: visible;
    }
}

@media (max-width: 700px) {

    #method .method-grid,
    #method .method-grid.has-child {
        width: calc(100vw - 24px);
    }

    #method .marchitecture-head {
        display: block;
    }

    #method .mlegend {
        justify-content: flex-start;
        margin-top: 9px;
    }

    #method .mbranches {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    #method .mconnections {
        display: none;
    }

    #method .mbranch.parameter-branch {
        padding-top: 0 !important;
    }

    #method .mflow-hint {
        align-items: flex-start;
        flex-direction: column;
    }

    #method .seg {
        width: 100%;
    }

    #method .seg button {
        padding-inline: 9px;
    }
}

@media (max-width: 460px) {
    #method .mtag {
        display: none;
    }

    #method .mnode {
        grid-template-columns: 1fr;
        padding-right: 10px;
    }

    #method .md-param-visual {
        grid-template-columns: 1fr;
    }

    #method .md-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    #method .md-nav-btn {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {

    #method *,
    #method *::before,
    #method *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}
/* Loading fallback for the interactive architecture input and output images. */
#method .md-image-node {
    position: relative;
    display: flex;
    width: 100%;
    min-width: 200px;
    min-height: 140px;
    aspect-ratio: 4 / 3;
    padding: 0;
    align-items: stretch;
    justify-content: center;
    overflow: hidden;
    isolation: isolate;
}

#method .md-image-node > img {
    position: relative;
    z-index: 1;
    transition: opacity 0.16s ease;
}

#method .md-image-node > .img-placeholder {
    inset: 0;
    z-index: 2;
    border-radius: 8px;
}

#method .md-image-node > .md-image-label {
    z-index: 3;
    transition: opacity 0.16s ease;
}

#method .md-image-node.is-loading > .md-image-label,
#method .md-image-node.is-error > .md-image-label {
    opacity: 0;
}