/* ============================================================
   classification_lab.css - 06 Classification
   ============================================================ */
.classification-score-row > span {
    display: grid;
    width: 22px;
    height: 22px;
    place-items: center;
    border-radius: 50%;
    color: #ffffff;
    font-weight: 950;
    background: #2563eb;
}

.classification-score-row strong,
.seg-basic-region-row strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.classification-score-row strong small {
    display: inline-grid;
    margin-left: 5px;
    border: 1px solid #bfdbfe;
    border-radius: 999px;
    padding: 1px 5px;
    color: #2563eb;
    font-size: 8px;
    font-weight: 950;
    vertical-align: middle;
    background: #eff6ff;
}

.classification-score-row div,
.seg-basic-region-row div {
    overflow: hidden;
    height: 8px;
    border-radius: 999px;
    background: #e2e8f0;
}

.classification-score-row i,
.seg-basic-region-row span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #60a5fa, #2563eb);
    animation: methodBarGrow 0.72s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.classification-score-row em,
.seg-basic-region-row em {
    color: #1e40af;
    font-style: normal;
    font-weight: 900;
    text-align: right;
}

.classification-stage-panel {
    min-height: 680px;
}

.classification-lab-workbench [hidden] {
    display: none !important;
}

.cls-methods {
    grid-template-columns: 1fr;
}

.classification-playground {
    display: grid;
    gap: 12px;
    padding: 14px;
    background:
        radial-gradient(circle at 18% 16%, rgba(219, 234, 254, 0.74), transparent 28%),
        linear-gradient(90deg, rgba(219, 234, 254, 0.42) 1px, transparent 1px),
        linear-gradient(180deg, rgba(219, 234, 254, 0.42) 1px, transparent 1px),
        #f8fafc;
    background-size: auto, 28px 28px, 28px 28px;
}

.classification-main-grid {
    display: grid;
    grid-template-columns: minmax(280px, 1fr) minmax(230px, 0.62fr);
    gap: 12px;
}

.classification-image-card,
.classification-side-card,
.classification-hist-card,
.classification-topk-card,
.classification-cnn-compare section {
    min-width: 0;
    border: 1px solid #dbeafe;
    border-radius: 14px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.05);
}

.cls-mode-panel[data-cls-mode="bovw"] .classification-side-card {
    display: flex;
    min-height: 0;
    flex-direction: column;
}

.classification-card-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    border-bottom: 1px solid #e8eef6;
    padding-bottom: 9px;
}

.classification-card-head strong {
    color: #172554;
    font-size: 13px;
}

.classification-card-head span {
    max-width: 180px;
    color: #64748b;
    font-size: 10px;
    font-weight: 800;
    line-height: 1.4;
    text-align: right;
}

.classification-image-stage {
    position: relative;
    overflow: hidden;
    height: clamp(240px, 28vw, 340px);
    min-height: 0;
    max-height: 340px;
    margin-top: 10px;
    border: 1px solid #dbeafe;
    border-radius: 12px;
    background: #eaf2ff;
}

.classification-image-stage img,
.cls-pyramid-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.classification-image-stage img {
    position: relative;
    z-index: 1;
    min-height: 0;
}

.classification-image-stage svg,
.cls-pyramid-image svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.classification-image-stage svg {
    z-index: 3;
}

.classification-image-stage::after {
    content: "";
    position: absolute;
    z-index: 2;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 42% 46%, rgba(255, 255, 255, 0.08), transparent 30%),
        linear-gradient(90deg, transparent 0 70%, rgba(239, 246, 255, 0.24));
}

.cls-overlay-vignette {
    pointer-events: none;
}

.cls-scan-beam {
    stroke: rgba(37, 99, 235, 0.72);
    stroke-width: 0.55;
    stroke-linecap: round;
    filter: url(#clsGlow);
    opacity: 0;
    animation: clsScanSweep 4.2s ease-in-out infinite;
}

.cls-word-field {
    opacity: 0.12;
    filter: url(#clsGlow);
    transform-box: fill-box;
    transform-origin: center;
    animation: clsFieldPulse 3.2s ease-in-out infinite;
    animation-delay: var(--delay, 0s);
}

.cls-assignment-path {
    fill: none;
    stroke-width: 0.48;
    stroke-linecap: round;
    stroke-dasharray: 10 58;
    opacity: 0.52;
    filter: url(#clsGlow);
    animation: clsPathFlow 3.1s linear infinite;
    animation-delay: var(--delay, 0s);
}

.cls-flow-dot {
    filter: url(#clsGlow);
    opacity: 0.92;
}

.cls-keypoint {
    filter: drop-shadow(0 2px 4px rgba(15, 23, 42, 0.24));
    transform-box: fill-box;
    transform-origin: center;
    animation: clsKeypointEnter 0.42s ease both, clsKeypointFloat 3.6s ease-in-out infinite;
    animation-delay: var(--delay, 0s), calc(var(--delay, 0s) + 0.45s);
}

.cls-keypoint-core {
    filter: url(#clsGlow);
}

.cls-keypoint-ring {
    fill: none;
    stroke-width: 0.42;
    opacity: 0.78;
    transform-box: fill-box;
    transform-origin: center;
    animation: clsRingPulse 2.2s ease-out infinite;
    animation-delay: var(--delay, 0s);
}

.cls-keypoint-orientation {
    stroke-width: 0.4;
    stroke-linecap: round;
    opacity: 0.75;
}

.cls-word-slot {
    filter: drop-shadow(0 5px 9px rgba(15, 23, 42, 0.16));
    animation: clsSlotPop 0.45s ease both, clsSlotGlow 2.8s ease-in-out infinite;
    animation-delay: var(--delay, 0s), calc(var(--delay, 0s) + 0.5s);
}

.cls-conv-cell {
    transform-box: fill-box;
    transform-origin: center;
    animation: clsConvActivate 2.4s ease-in-out infinite;
    animation-delay: var(--delay, 0s);
}

.classification-lab-workbench:not(.is-image-missing) .classification-image-stage .vision-image-placeholder {
    display: none;
}

.classification-lab-workbench.is-image-missing .classification-image-stage .vision-image-placeholder {
    z-index: 2;
    display: grid;
}

.cls-dictionary-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 7px;
    margin-top: 10px;
}

.cls-word-chip {
    display: grid;
    grid-template-columns: 14px minmax(0, 1fr);
    align-items: center;
    gap: 5px;
    position: relative;
    overflow: hidden;
    min-height: 28px;
    border: 1px solid #e2e8f0;
    border-radius: 9px;
    padding: 5px;
    background: #f8fafc;
    animation: methodBarRise 0.38s ease both;
    animation-delay: var(--delay, 0s);
}

.cls-word-chip::before {
    content: "";
    position: absolute;
    inset: auto 5px 4px 5px;
    height: 3px;
    overflow: hidden;
    border-radius: 999px;
    background: #e2e8f0;
}

.cls-word-chip b {
    position: absolute;
    right: 5px;
    bottom: 4px;
    left: 5px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--word-color, #2563eb), color-mix(in srgb, var(--word-color, #2563eb) 45%, #ffffff));
    transform: scaleX(var(--strength-scale, 0.12));
    transform-origin: left center;
    animation: clsWordStrength 1.2s ease both;
    animation-delay: calc(var(--delay, 0s) + 0.12s);
}

.cls-word-chip i {
    display: block;
    width: 12px;
    height: 12px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    box-shadow: 0 0 0 1px #cbd5e1;
    filter: drop-shadow(0 0 6px color-mix(in srgb, var(--word-color, #2563eb) 58%, transparent));
}

.cls-word-chip span,
.cls-word-chip.is-more {
    overflow: hidden;
    color: #1e40af;
    font-size: 10px;
    font-weight: 900;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@keyframes clsScanSweep {
    0%, 18% {
        opacity: 0;
        transform: translateY(-6%);
    }
    30%, 72% {
        opacity: 0.76;
    }
    100% {
        opacity: 0;
        transform: translateY(88%);
    }
}

@keyframes clsPathFlow {
    from { stroke-dashoffset: 0; }
    to { stroke-dashoffset: -68; }
}

@keyframes clsKeypointEnter {
    from {
        opacity: 0;
        transform: scale(0.42);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes clsKeypointFloat {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-0.45px) scale(1.04); }
}

@keyframes clsRingPulse {
    0% {
        opacity: 0.65;
        transform: scale(0.82);
    }
    72%, 100% {
        opacity: 0;
        transform: scale(1.95);
    }
}

@keyframes clsFieldPulse {
    0%, 100% {
        opacity: 0.08;
        transform: scale(0.92);
    }
    50% {
        opacity: 0.2;
        transform: scale(1.08);
    }
}

@keyframes clsSlotPop {
    from {
        opacity: 0;
        transform: translateX(5px) scale(0.82);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes clsSlotGlow {
    0%, 100% { opacity: 0.82; }
    50% { opacity: 1; }
}

@keyframes clsWordStrength {
    from { transform: scaleX(0); }
    to { transform: scaleX(var(--strength-scale, 0.12)); }
}

@keyframes clsConvActivate {
    0%, 100% {
        opacity: 0.18;
        transform: scale(1);
    }
    45%, 60% {
        opacity: 0.72;
        transform: scale(1.1);
    }
}

.cls-word-chip.is-more {
    display: grid;
    place-items: center;
    color: #64748b;
}

.cls-cnn-map-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
}

.cls-cnn-map {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 2px;
    min-height: 58px;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 6px;
    background: #0f172a;
}

.cls-cnn-map span {
    border-radius: 3px;
    background: linear-gradient(145deg, #60a5fa, #a78bfa);
}

.cls-cnn-feature-layer {
    border: 1px solid #dbeafe;
    border-radius: 12px;
    padding: 10px;
    background: #f8fbff;
}

.cls-cnn-feature-layer span {
    display: inline-grid;
    place-items: center;
    width: 24px;
    height: 24px;
    border-radius: 999px;
    color: #1d4ed8;
    font-size: 10px;
    font-weight: 950;
    background: #dbeafe;
}

.cls-cnn-feature-layer strong {
    margin-left: 6px;
    color: #0f172a;
    font-size: 12px;
    font-weight: 950;
}

.cls-cnn-feature-layer p {
    margin: 7px 0 8px;
    color: #475569;
    font-size: 11px;
    font-weight: 800;
}

.cls-cnn-feature-layer div {
    display: grid;
    gap: 4px;
}

.cls-cnn-feature-layer i {
    display: block;
    width: var(--w);
    height: 5px;
    border-radius: 999px;
    background: linear-gradient(90deg, #2563eb, #22c55e);
}

.cls-cnn-feature-note {
    margin: 0;
    border: 1px dashed #bfdbfe;
    border-radius: 10px;
    padding: 8px;
    color: #475569;
    font-size: 11px;
    font-weight: 800;
    line-height: 1.45;
    background: #ffffff;
}

.classification-flow-band {
    display: grid;
    grid-template-columns: minmax(92px, 0.24fr) minmax(60px, 0.65fr) minmax(120px, 0.32fr) minmax(60px, 0.65fr) minmax(124px, 0.34fr) minmax(60px, 0.65fr) minmax(86px, 0.24fr);
    align-items: center;
    gap: 8px;
    border: 1px solid #dbeafe;
    border-radius: 14px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.92);
}

.classification-detail-grid {
    display: grid;
    grid-template-columns: minmax(320px, 1.08fr) minmax(260px, 0.92fr);
    gap: 12px;
}

.cls-histogram {
    display: flex;
    align-items: end;
    gap: 4px;
    min-height: 140px;
    overflow-x: auto;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 12px 9px 21px;
    background: #f8fafc;
}

.cls-histogram.is-radial {
    display: grid;
    place-items: center;
    min-height: 360px;
    overflow: hidden;
    padding: 8px;
    background:
        radial-gradient(circle at center, rgba(37, 99, 235, 0.08) 0 1px, transparent 2px 100%),
        linear-gradient(180deg, #f8fbff 0%, #f8fafc 100%);
}

.cls-radial-shell {
    position: relative;
    width: min(100%, 280px);
    aspect-ratio: 1;
    border: 1px solid #dbeafe;
    border-radius: 50%;
    background:
        radial-gradient(circle, rgba(255, 255, 255, 0.95) 0 18%, rgba(239, 246, 255, 0.74) 18.5% 19%, transparent 19.5% 100%),
        radial-gradient(circle, transparent 0 37%, rgba(191, 219, 254, 0.56) 37.5% 38%, transparent 38.5% 100%),
        radial-gradient(circle, transparent 0 58%, rgba(191, 219, 254, 0.5) 58.5% 59%, transparent 59.5% 100%),
        radial-gradient(circle, transparent 0 78%, rgba(191, 219, 254, 0.44) 78.5% 79%, transparent 79.5% 100%);
    box-shadow: inset 0 0 26px rgba(37, 99, 235, 0.08);
}

.cls-radial-grid {
    position: absolute;
    inset: 9%;
    border-radius: 50%;
    background:
        linear-gradient(90deg, transparent calc(50% - 0.5px), rgba(147, 197, 253, 0.36) 50%, transparent calc(50% + 0.5px)),
        linear-gradient(0deg, transparent calc(50% - 0.5px), rgba(147, 197, 253, 0.36) 50%, transparent calc(50% + 0.5px));
}

.cls-radial-center {
    position: absolute;
    z-index: 4;
    left: 50%;
    top: 50%;
    display: grid;
    width: 56px;
    height: 56px;
    place-items: center;
    transform: translate(-50%, -50%);
    border: 1px solid #bfdbfe;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

.cls-radial-center strong {
    color: #1d4ed8;
    font-size: 16px;
    font-weight: 950;
    line-height: 1;
}

.cls-radial-center span {
    max-width: 62px;
    color: #64748b;
    font-size: 8px;
    font-weight: 900;
    line-height: 1.1;
    text-align: center;
    text-transform: uppercase;
}

.cls-hist-bin {
    position: relative;
    display: flex;
    min-width: 12px;
    height: 112px;
    flex: 1 0 12px;
    align-items: end;
    justify-content: center;
}

.cls-hist-bin i {
    display: block;
    width: 100%;
    min-height: 5px;
    border-radius: 6px 6px 2px 2px;
    animation: methodBarRise 0.6s ease both;
}

.cls-hist-bin span {
    position: absolute;
    bottom: -17px;
    left: 50%;
    transform: translateX(-50%);
    color: #94a3b8;
    font-size: 8px;
    font-weight: 800;
}

.cls-histogram.is-radial .cls-hist-bin {
    position: absolute;
    z-index: 2;
    left: calc(50% - 2.5px);
    top: calc(50% - var(--len));
    display: block;
    min-width: 0;
    width: 5px;
    height: var(--len);
    flex: none;
    transform: rotate(var(--angle));
    transform-origin: 50% 100%;
}

.cls-histogram.is-radial .cls-hist-bin i {
    width: 100%;
    height: 100%;
    min-height: 0;
    border-radius: 999px 999px 2px 2px;
    opacity: 0.86;
    box-shadow: 0 0 8px rgba(37, 99, 235, 0.1);
    animation: clsRadialGrow 0.45s ease both;
    animation-delay: var(--delay, 0s);
}

.cls-histogram.is-radial .cls-hist-bin span {
    display: none;
    bottom: auto;
    left: 50%;
    top: -15px;
    min-width: 18px;
    transform: translateX(-50%) rotate(calc(-1 * var(--angle)));
    color: #64748b;
    font-size: 7px;
    text-align: center;
}

.cls-histogram.is-radial .cls-hist-bin.is-labeled span {
    display: block;
}

.cls-histogram.is-radial .cls-hist-bin.is-active {
    z-index: 5;
    width: 8px;
    left: calc(50% - 4px);
}

.cls-histogram.is-radial .cls-hist-bin.is-active i {
    transform: none;
    opacity: 1;
    box-shadow: 0 0 0 2px #ffffff, 0 0 0 5px var(--word-color, #2563eb), 0 0 22px rgba(37, 99, 235, 0.4);
}

.cls-histogram.is-radial .cls-hist-bin.is-active span {
    display: block;
    color: #1d4ed8;
    font-size: 9px;
    font-weight: 950;
}

@keyframes clsRadialGrow {
    from {
        transform: scaleY(0.16);
        opacity: 0.35;
    }
    to {
        transform: scaleY(1);
        opacity: 0.86;
    }
}

.cls-pyramid-panel {
    display: grid;
    grid-template-columns: minmax(180px, 0.85fr) minmax(240px, 1.15fr);
    gap: 12px;
    margin-top: 12px;
}

.cls-pyramid-image {
    position: relative;
    overflow: hidden;
    min-height: 190px;
    border: 1px solid #dbeafe;
    border-radius: 12px;
    background: #eaf2ff;
}

.cls-pyramid-regions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.cls-pyramid-region {
    display: grid;
    gap: 5px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 7px;
    background: #ffffff;
}

.cls-pyramid-region strong {
    overflow: hidden;
    color: #1e40af;
    font-size: 10px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cls-pyramid-region div {
    display: flex;
    align-items: end;
    gap: 3px;
    min-height: 34px;
}

.cls-pyramid-region i {
    flex: 1 1 0;
    min-width: 0;
    border-radius: 5px 5px 2px 2px;
    background: #2563eb;
}

.cls-pyramid-region span {
    color: #64748b;
    font-size: 9px;
    font-weight: 800;
}

.classification-score-row.is-top {
    border-radius: 10px;
    background: #eff6ff;
}

.classification-cnn-compare {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.classification-cnn-compare h4 {
    margin: 0 0 10px;
    color: #172554;
    font-size: 13px;
}

.cls-route-steps {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 5px 8px;
}

.cls-route-steps span {
    display: grid;
    min-height: 34px;
    flex: 1 1 0;
    min-width: 0;
    place-items: center;
    border: 1px solid #bfdbfe;
    border-radius: 10px;
    padding: 5px 6px;
    color: #1e40af;
    font-size: 9px;
    font-weight: 900;
    text-align: center;
    white-space: nowrap;
    background: #eff6ff;
}

.cls-route-steps b {
    flex: 0 0 12px;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, #bfdbfe, #2563eb);
}

.classification-stepper {
    grid-template-columns: repeat(6, minmax(0, 1fr));
}

.method-feature-bars {
    display: flex;
    align-items: end;
    gap: 6px;
    min-height: 92px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 10px;
    background: #f8fafc;
}

.method-feature-bars span {
    position: relative;
    flex: 1 1 0;
    min-width: 0;
    border-radius: 8px 8px 3px 3px;
    background: linear-gradient(180deg, #93c5fd, #2563eb);
    animation: methodBarRise 1s ease both;
}

.method-feature-bars b {
    position: absolute;
    right: 50%;
    bottom: -16px;
    transform: translateX(50%);
    color: #94a3b8;
    font-size: 8px;
}

.method-comparison-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    padding: 0 14px 14px;
}

.method-comparison-grid section {
    display: grid;
    gap: 9px;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    padding: 12px;
    background: #ffffff;
}

.method-comparison-grid h4 {
    margin: 0;
    color: #172554;
    font-size: 13px;
}

.method-comparison-grid p,
.method-comparison-grid dl,
.method-notes-data dl {
    margin: 0;
    color: #64748b;
    font-size: 11px;
    line-height: 1.55;
}

.method-comparison-grid dl,
.method-notes-data dl {
    display: grid;
    gap: 7px;
}

.method-comparison-grid dl > div,
.method-notes-data dl > div {
    display: grid;
    gap: 2px;
    border-bottom: 1px solid #eef2f7;
    padding-bottom: 7px;
}

.method-comparison-grid dt,
.method-notes-data dt {
    color: #1e40af;
    font-size: 10px;
    font-weight: 950;
    text-transform: uppercase;
}

.method-comparison-grid dd,
.method-notes-data dd {
    margin: 0;
}


/* Classification lab method mode tabs and panels */
.cls-mode-panel {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 14px;
    background:
        radial-gradient(circle at 18% 16%, rgba(219, 234, 254, 0.74), transparent 28%),
        linear-gradient(90deg, rgba(219, 234, 254, 0.42) 1px, transparent 1px),
        linear-gradient(180deg, rgba(219, 234, 254, 0.42) 1px, transparent 1px),
        #f8fafc;
    background-size: auto, 28px 28px, 28px 28px;
}

.cls-mode-panel[hidden] {
    display: none !important;
}

.cls-cnn-guidance {
    display: grid;
    gap: 8px;
    border: 1px solid #bfdbfe;
    border-radius: 12px;
    padding: 12px;
    background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
}

.cls-cnn-guidance-main {
    display: grid;
    grid-template-columns: minmax(190px, 1.1fr) repeat(2, minmax(160px, 0.95fr));
    gap: 8px;
}

.cls-cnn-guidance strong,
.cls-cnn-guidance span {
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 8px 10px;
    color: #1e3a8a;
    font-size: 11px;
    font-weight: 900;
    line-height: 1.35;
    background: rgba(255, 255, 255, 0.82);
}

.cls-cnn-guidance span {
    color: #475569;
}

.cls-cnn-guidance p {
    margin: 0;
    color: #64748b;
    font-size: 11px;
    font-weight: 800;
    line-height: 1.45;
}

.cls-cnn-sample-hint:empty {
    display: none;
}

.cls-cnn-flow {
    display: grid;
    grid-template-columns: minmax(88px, 0.8fr) 18px minmax(150px, 1.25fr) 18px minmax(130px, 1fr) 18px minmax(150px, 1.1fr) 18px minmax(110px, 0.85fr);
    align-items: center;
    gap: 6px;
    border: 1px solid #dbeafe;
    border-radius: 12px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.92);
}

.cls-cnn-flow span {
    display: grid;
    place-items: center;
    min-height: 42px;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 7px;
    color: #1e3a8a;
    font-size: 10px;
    font-weight: 950;
    line-height: 1.2;
    text-align: center;
    background: #f8fbff;
}

.cls-cnn-flow b {
    height: 2px;
    border-radius: 99px;
    background: #93c5fd;
    position: relative;
}

.cls-cnn-flow b::after {
    content: "";
    position: absolute;
    right: -2px;
    top: 50%;
    width: 7px;
    height: 7px;
    border-top: 2px solid #93c5fd;
    border-right: 2px solid #93c5fd;
    transform: translateY(-50%) rotate(45deg);
}

.cls-mode-panel[data-cls-mode="cnn"] > .cls-cnn-flow {
    display: none;
}

.cls-cnn-stage-strip {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 7px;
    border: 1px solid #dbeafe;
    border-radius: 14px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.94);
}

.cls-cnn-stage-strip button {
    display: grid;
    gap: 4px;
    min-height: 54px;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 7px;
    color: #475569;
    font: inherit;
    text-align: left;
    background: #f8fbff;
    cursor: pointer;
}

.cls-cnn-stage-strip button.is-active {
    border-color: #60a5fa;
    color: #1d4ed8;
    background: #eff6ff;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.14);
}

.cls-cnn-stage-strip span {
    width: 22px;
    height: 22px;
    display: grid;
    place-items: center;
    border-radius: 999px;
    color: #ffffff;
    font-size: 11px;
    font-weight: 950;
    background: #2563eb;
}

.cls-cnn-stage-strip strong {
    font-size: 11px;
    font-weight: 950;
    line-height: 1.15;
}

.cls-cnn-animation-grid {
    display: grid;
    grid-template-columns: minmax(420px, 1.62fr) minmax(260px, 0.72fr);
    gap: 12px;
}

.cls-cnn-animation-card,
.cls-cnn-stage-panel,
.cls-mode-panel[data-cls-mode="cnn"] .classification-topk-card {
    border: 1px solid #dbeafe;
    border-radius: 14px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.94);
}

.cls-cnn-animation-stage {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 350px;
    overflow: hidden;
    border: 1px solid #dbeafe;
    border-radius: 14px;
    background:
        linear-gradient(90deg, rgba(219, 234, 254, 0.42) 1px, transparent 1px),
        linear-gradient(180deg, rgba(219, 234, 254, 0.42) 1px, transparent 1px),
        #f8fbff;
    background-size: 24px 24px;
}

.cls-cnn-animation-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.cls-cnn-animation-controls button {
    border: 1px solid #bfdbfe;
    border-radius: 999px;
    padding: 7px 13px;
    color: #1d4ed8;
    font: inherit;
    font-size: 13px;
    font-weight: 950;
    background: #ffffff;
    cursor: pointer;
}

.cls-cnn-animation-controls button.is-active {
    color: #ffffff;
    border-color: #2563eb;
    background: #2563eb;
}

.cls-cnn-stage-panel {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 12px;
    height: 100%;
}
.cls-cnn-stage-panel p {
    margin: 0;
    color: #475569;
    font-size: 13px;
    font-weight: 800;
    line-height: 1.55;
}
.cls-cnn-stage-io {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin-top: auto;
}
.cls-cnn-stage-panel code {
    display: block;
    margin-top: auto;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 9px;
    color: #1e3a8a;
    font: 900 12px/1.35 "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
    background: #eff6ff;
}

.cls-cnn-stage-io div {
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 8px;
    background: #f8fbff;
}

.cls-cnn-stage-io span {
    display: block;
    margin-bottom: 4px;
    color: #64748b;
    font-size: 11px;
    font-weight: 950;
    text-transform: uppercase;
}

.cls-cnn-stage-io strong {
    color: #1e3a8a;
    font-size: 13px;
    font-weight: 950;
    line-height: 1.25;
}

.cls-cnn-stage-panel code {
    display: block;
    margin-top: auto;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 9px;
    color: #1e3a8a;
    font: 900 11px/1.35 "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
    background: #eff6ff;
}

.cls-mode-panel[data-cls-mode="cnn"] .cls-grid-2x2 {
    display: block;
}

.cls-mode-panel[data-cls-mode="cnn"] .classification-image-card,
.cls-mode-panel[data-cls-mode="cnn"] .classification-side-card,
.cls-mode-panel[data-cls-mode="cnn"] .classification-hist-card {
    display: none;
}

.cls-mode-panel[data-cls-mode="cnn"] .classification-topk-card {
    margin-top: 12px;
}

.cls-cnn-anim-input,
.cls-cnn-anim-preprocess,
.cls-cnn-anim-conv,
.cls-cnn-anim-featuremaps,
.cls-cnn-anim-pooling,
.cls-cnn-anim-classifier,
.cls-cnn-anim-softmax {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 12px;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
}

.cls-cnn-data-journey {
    position: relative;
    width: 90%;
    margin: 0 auto 12px;
    display: grid;
    grid-template-columns: minmax(80px, 0.7fr) 1fr minmax(110px, 0.95fr) 1fr minmax(80px, 0.7fr);
    align-items: center;
    gap: 6px;
    z-index: 3;
}

.cls-cnn-data-journey span,
.cls-cnn-data-journey strong {
    display: grid;
    place-items: center;
    border: 1px solid #bfdbfe;
    border-radius: 999px;
    padding: 3px 6px;
    color: #1e3a8a;
    font-size: 10px;
    font-weight: 950;
    line-height: 1.15;
    text-align: center;
    background: rgba(255, 255, 255, 0.94);
    white-space: nowrap;
}

.cls-cnn-data-journey strong {
    border-color: #60a5fa;
    background: #eff6ff;
    padding: 3px 6px;
}

.cls-cnn-data-journey i {
    position: relative;
    height: 2px;
    border-radius: 999px;
    background: #93c5fd;
    overflow: hidden;
}

.cls-cnn-data-journey i::after {
    content: "";
    position: absolute;
    inset: 0;
    width: 30%;
    border-radius: inherit;
    background: linear-gradient(90deg, transparent, #2563eb, transparent);
    animation: clsDataSegment 2.8s linear infinite;
}

.cls-cnn-data-journey b {
    position: absolute;
    left: 0;
    top: 50%;
    width: 9px;
    height: 9px;
    border-radius: 999px;
    background: #22c55e;
    box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.14);
    transform: translateY(-50%);
    animation: clsDataTravel 4.2s linear infinite;
}

/* Step 1 animation enhancement */
.cls-cnn-anim-input {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}
.cls-anim-img-container {
    position: relative;
    max-width: 68%;
    width: 320px;
    margin-top: 15px;
    margin-bottom: 12px;
}
.cls-anim-img-container img {
    width: 100%;
    max-height: 240px;
    border-radius: 12px;
    object-fit: cover;
    box-shadow: 0 18px 38px rgba(15, 23, 42, 0.18);
    animation: clsInputFadeIn 1.5s ease-out forwards;
}
.cls-input-badge-size {
    position: absolute;
    bottom: -8px;
    right: -8px;
    background: #1e3a8a;
    color: #ffffff;
    font-size: 10px;
    font-weight: bold;
    padding: 3px 8px;
    border-radius: 6px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    animation: clsBadgeSlideUp 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.6s forwards;
    opacity: 0;
    transform: translateY(10px);
}
.cls-input-rgb-label {
    position: absolute;
    top: -8px;
    left: -8px;
    background: linear-gradient(135deg, #ef4444, #22c55e, #2563eb);
    color: #ffffff;
    font-size: 10px;
    font-weight: 900;
    padding: 3px 8px;
    border-radius: 6px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    animation: clsBadgeSlideUp 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.3s forwards;
    opacity: 0;
    transform: translateY(10px);
}

@keyframes clsInputFadeIn {
    from { opacity: 0; transform: scale(0.96); }
    to { opacity: 1; transform: scale(1); }
}
@keyframes clsBadgeSlideUp {
    to { opacity: 1; transform: translateY(0); }
}

/* Step 2 animation enhancement */
.cls-anim-resize-box {
    position: relative;
    max-width: 100%;
}
.cls-anim-crop-rect {
    position: absolute;
    inset: 0;
    border: 2px dashed #ff2e93;
    animation: clsCropPulse 2.8s linear infinite;
    pointer-events: none;
    border-radius: 12px;
}
@keyframes clsCropPulse {
    0%, 100% { transform: scale(1); opacity: 0.9; }
    50% { transform: scale(0.92); opacity: 0.4; }
}
.cls-resize-planes-container {
    position: relative;
    width: 120px;
    height: 180px;
    perspective: 800px;
}
.cls-rgb-slices {
    position: absolute;
    width: 72px;
    height: 90px;
    left: 20px;
    top: 30px;
    transform-style: preserve-3d;
    transform: rotateY(-20deg) rotateX(15deg);
}
.cls-rgb-slices i {
    position: absolute;
    inset: 0;
    border-radius: 6px;
    border: 2px solid currentColor;
    background-size: cover;
    background-position: center;
    opacity: 0.72;
    animation: clsPlaneStack 3.6s ease-in-out infinite;
}
.cls-rgb-slices i.r {
    color: #ef4444;
    background-color: rgba(239, 68, 68, 0.16);
    transform: translateZ(0);
}
.cls-rgb-slices i.g {
    color: #22c55e;
    background-color: rgba(34, 197, 94, 0.16);
    transform: translateZ(-24px);
    animation-delay: 0.12s;
}
.cls-rgb-slices i.b {
    color: #2563eb;
    background-color: rgba(37, 99, 235, 0.16);
    transform: translateZ(-48px);
    animation-delay: 0.24s;
}
@keyframes clsPlaneStack {
    0%, 100% { transform: translateX(0) translateZ(calc(var(--z) * 1px)); }
    40%, 65% { transform: translateX(36px) translateY(calc(var(--z) * -0.2px)) translateZ(calc(var(--z) * 1.5px)); }
}

.cls-tensor-glow-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 4px;
}
.cls-tensor-glow-grid i {
    aspect-ratio: 1;
    border-radius: 4px;
    background: #2563eb;
    opacity: 0.08;
    animation: clsGridLightUp 3.2s ease-in-out infinite;
}
@keyframes clsGridLightUp {
    0%, 10% { opacity: 0.08; transform: scale(0.9); }
    40%, 75% { opacity: 0.9; background: #22c55e; box-shadow: 0 0 8px rgba(34, 197, 94, 0.5); transform: scale(1.05); }
    95%, 100% { opacity: 0.08; transform: scale(0.9); }
}

/* Step 3 animation enhancement */
.cls-anim-conv-interactive {
    position: relative;
    width: 96%;
    height: 180px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}
.cls-interactive-patch-box,
.cls-interactive-kernel-box {
    width: 85px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    border: 1px solid #bfdbfe;
    border-radius: 8px;
    padding: 6px;
    background: #ffffff;
}
.cls-interactive-patch-box i,
.cls-interactive-kernel-box i {
    display: grid;
    place-items: center;
    aspect-ratio: 1;
    border-radius: 4px;
    font-size: 10px;
    font-weight: bold;
    color: #1e3a8a;
    background: #eff6ff;
}
.cls-interactive-kernel-box {
    border-color: #fca5a5;
    background: #fff5f5;
    animation: clsKernelSlideIn 3.6s cubic-bezier(0.25, 1, 0.5, 1) infinite;
}
.cls-interactive-kernel-box i {
    color: #b91c1c;
    background: #fee2e2;
}
@keyframes clsKernelSlideIn {
    0% { transform: translateX(45px); opacity: 0; }
    20%, 90% { transform: translateX(0); opacity: 1; }
    100% { transform: translateX(0); opacity: 0; }
}

.cls-conv-lines-svg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    width: 100%;
    height: 100%;
}
.cls-conv-lines-svg line {
    stroke: #60a5fa;
    stroke-width: 1.5;
    stroke-linecap: round;
    opacity: 0;
    animation: clsLineLight 3.6s ease-in-out infinite;
}
@keyframes clsLineLight {
    0%, 25% { opacity: 0; stroke-dashoffset: 50; stroke-dasharray: 5; }
    35%, 65% { opacity: 0.68; stroke-dashoffset: 0; }
    85%, 100% { opacity: 0; }
}

.cls-animated-mult-spark {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    pointer-events: none;
}
.cls-mult-number {
    background: #2563eb;
    color: #ffffff;
    font-size: 11px;
    font-weight: 900;
    padding: 3px 8px;
    border-radius: 99px;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    opacity: 0;
    transform: scale(0.6);
    animation: clsSumBubble 3.6s cubic-bezier(0.34, 1.56, 0.64, 1) infinite;
}
@keyframes clsSumBubble {
    0%, 35% { opacity: 0; transform: scale(0.6) translateY(12px); }
    50%, 80% { opacity: 1; transform: scale(1) translateY(0); }
    90%, 100% { opacity: 0; transform: scale(0.8) translateY(-18px); }
}

.cls-conv-out-grid {
    width: 60px;
    height: 60px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 3px;
    border: 1px solid #c084fc;
    border-radius: 6px;
    padding: 4px;
    background: #faf5ff;
}
.cls-conv-out-grid i {
    border-radius: 3px;
    background: #e9d5ff;
}
.cls-conv-out-grid i.highlight {
    background: #22c55e;
    box-shadow: 0 0 8px #22c55e;
    animation: clsGridOutLight 3.6s ease-in-out infinite;
}
@keyframes clsGridOutLight {
    0%, 54% { background: #e9d5ff; box-shadow: none; }
    65%, 90% { background: #22c55e; box-shadow: 0 0 8px #22c55e; }
    100% { background: #e9d5ff; box-shadow: none; }
}

/* Step 4 animation enhancement */
.cls-interactive-maps-view {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
.cls-feature-hotspot-card {
    border: 1px solid #dbeafe;
    border-radius: 12px;
    padding: 10px;
    background: #ffffff;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s;
}
.cls-hot-thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 1.4;
    border-radius: 8px;
    background-size: cover;
    background-position: center;
    margin-top: 8px;
    overflow: hidden;
}
.cls-hot-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--cx, 50%) var(--cy, 50%), rgba(239, 68, 68, 0.72) 0%, rgba(239, 68, 68, 0.1) 45%, transparent 70%);
    mix-blend-mode: color-dodge;
    animation: clsHotspotFlash 2.4s ease-in-out infinite alternate;
}
.cls-feature-hotspot-card:nth-child(2) .cls-hot-overlay {
    background: radial-gradient(circle at var(--cx, 40%) var(--cy, 45%), rgba(34, 197, 94, 0.72) 0%, rgba(34, 197, 94, 0.1) 45%, transparent 70%);
}
.cls-feature-hotspot-card:nth-child(3) .cls-hot-overlay {
    background: radial-gradient(circle at var(--cx, 60%) var(--cy, 55%), rgba(251, 191, 36, 0.72) 0%, rgba(251, 191, 36, 0.1) 45%, transparent 70%);
}
@keyframes clsHotspotFlash {
    0% { opacity: 0.25; transform: scale(0.9); }
    100% { opacity: 0.95; transform: scale(1.15); }
}

/* Step 5 animation enhancement */
.cls-pooling-shrink-view {
    width: 95%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    gap: 12px;
}
.cls-pool-grids-wrap {
    display: flex;
    gap: 8px;
}
.cls-pooling-source-grid {
    position: relative;
    width: 44px;
    height: 44px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 2px;
    border: 1px solid #bfdbfe;
    border-radius: 6px;
    padding: 3px;
    background: #ffffff;
}
.cls-pooling-source-grid i {
    border-radius: 2px;
    background: #3b82f6;
    animation: clsGridGather 3.6s ease-in-out infinite;
}
@keyframes clsGridGather {
    0% { transform: translate(0) scale(1); opacity: 0.74; }
    45%, 80% {
        transform: translate(calc((var(--cx) - 1) * 12px), calc((var(--cy) - 1) * 12px)) scale(0.1);
        opacity: 0;
    }
}
.cls-vector-stretch-line {
    flex: 1;
    height: 2px;
    border-radius: 99px;
    background: repeating-linear-gradient(90deg, #93c5fd 0 8px, transparent 8px 16px);
    position: relative;
}
.cls-vector-stretch-line::after {
    content: "";
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: #2563eb;
    top: -3px;
    left: 0;
    animation: clsLineFlowDot 3.6s ease-in-out infinite;
}
@keyframes clsLineFlowDot {
    0% { left: 0; opacity: 0; }
    12% { opacity: 1; }
    78% { left: 100%; opacity: 1; }
    88%, 100% { left: 100%; opacity: 0; }
}

.cls-pool-vector-final {
    display: flex;
    flex-direction: column;
    gap: 3px;
    border: 1px solid #2563eb;
    border-radius: 4px;
    padding: 4px;
    background: #eff6ff;
    width: 28px;
    height: 82px;
    justify-content: space-around;
    align-items: center;
}
.cls-pool-vector-final i {
    width: 18px;
    height: 6px;
    border-radius: 2px;
    background: #2563eb;
    opacity: 0.15;
    animation: clsFinalVectorActivate 3.6s ease-in-out infinite;
    animation-delay: var(--delay);
}
@keyframes clsFinalVectorActivate {
    0%, 45% { opacity: 0.15; transform: scale(0.8); }
    60%, 90% { opacity: 1; transform: scale(1.1); background: #22c55e; }
    100% { opacity: 0.15; }
}

/* Step 6 animation enhancement */
.cls-classifier-links-view {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 95%;
    height: 180px;
    position: relative;
}
.cls-nodes-vector-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.cls-nodes-vector-list i {
    width: 14px;
    height: 14px;
    border-radius: 999px;
    background: #3b82f6;
    display: grid;
    place-items: center;
    font-size: 8px;
    color: #ffffff;
    font-weight: bold;
    animation: clsInputPulse 2.8s ease-in-out infinite;
}
@keyframes clsInputPulse {
    0%, 100% { scale: 1; filter: brightness(1); }
    50% { scale: 1.15; filter: brightness(1.2); box-shadow: 0 0 6px #3b82f6; }
}

.cls-links-connect-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}
.cls-links-connect-svg line {
    stroke-linecap: round;
    animation: clsWeightDash 2.4s linear infinite;
}
@keyframes clsWeightDash {
    to { stroke-dashoffset: -20; }
}
.cls-nodes-output-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 2;
}
.cls-nodes-output-list span {
    border: 1px solid #bfdbfe;
    border-radius: 6px;
    padding: 3px 8px;
    font-size: 10px;
    font-weight: bold;
    background: #ffffff;
    color: #1e3a8a;
    min-width: 96px;
    text-align: center;
    box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}
.cls-nodes-output-list span.is-target {
    border-color: #22c55e;
    background: #f0fdf4;
    color: #15803d;
}

/* Step 7 animation enhancement */
.cls-softmax-bars-view {
    width: 90%;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.cls-softmax-row-wrap {
    display: grid;
    grid-template-columns: 18px 1.2fr 2fr 48px;
    align-items: center;
    gap: 8px;
    width: 100%;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.cls-softmax-row-wrap span {
    width: 16px;
    height: 16px;
    border-radius: 999px;
    background: #3b82f6;
    color: #ffffff;
    font-size: 9px;
    font-weight: bold;
    display: grid;
    place-items: center;
}
.cls-softmax-row-wrap strong {
    font-size: 10px;
    color: #1e3a8a;
    font-weight: bold;
    text-align: right;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.cls-softmax-row-wrap em {
    font-size: 10px;
    font-weight: bold;
    color: #475569;
    font-style: normal;
}
.cls-softmax-bar-flow {
    position: relative;
    height: 7px;
    background: #e2e8f0;
    border-radius: 999px;
    overflow: hidden;
    width: 100%;
}
.cls-softmax-bar-flow i {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    border-radius: inherit;
    background: #2563eb;
    transition: width 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.cls-softmax-row-wrap.is-top-prediction strong {
    color: #15803d;
}
.cls-softmax-row-wrap.is-top-prediction .cls-softmax-bar-flow i {
    background: linear-gradient(90deg, #22c55e, #10b981);
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.4);
}
.cls-softmax-row-wrap.is-top-prediction span {
    background: #22c55e;
}

.cls-cnn-anim-softmax strong {
    grid-column: 1 / -1;
    justify-self: center;
    color: #1e3a8a;
    font-size: 12px;
    font-weight: 950;
}

.cls-cnn-anim-conv {
    display: grid;
    grid-template-columns: 120px 1fr 120px;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.cls-cnn-patch,
.cls-cnn-kernel {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
    border: 1px solid #bfdbfe;
    border-radius: 14px;
    padding: 10px;
    background: #ffffff;
}

.cls-cnn-patch i,
.cls-cnn-kernel i {
    display: grid;
    place-items: center;
    aspect-ratio: 1;
    border-radius: 8px;
    color: #1e3a8a;
    font-size: 12px;
    font-weight: 950;
    background: #eff6ff;
    animation: clsNumberSend 3.4s linear infinite;
}

.cls-cnn-kernel {
    animation: clsKernelSlide 3.4s linear infinite;
}

.cls-cnn-anim-conv svg {
    width: 100%;
    height: 160px;
}

.cls-cnn-anim-conv path {
    fill: none;
    stroke: #93c5fd;
    stroke-width: 2;
    stroke-dasharray: 5 5;
    animation: clsLineDash 1.8s linear infinite;
}

.cls-cnn-sum {
    position: absolute;
    left: 50%;
    top: 56%;
    transform: translate(-50%, -50%);
    border-radius: 999px;
    padding: 9px 14px;
    color: #ffffff;
    font-size: 13px;
    font-weight: 950;
    background: #2563eb;
    box-shadow: 0 14px 30px rgba(37, 99, 235, 0.24);
}

.cls-cnn-feature-drop {
    position: absolute;
    right: 68px;
    bottom: 44px;
    width: 34px;
    height: 34px;
    border-radius: 9px;
    background: #22c55e;
    animation: clsFeatureDrop 3.4s linear infinite;
}

.cls-cnn-anim-featuremaps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    align-content: center;
    width: 100%;
}

.cls-cnn-anim-featuremaps article {
    border: 1px solid #dbeafe;
    border-radius: 14px;
    padding: 12px;
    background: #ffffff;
}

.cls-cnn-anim-featuremaps strong {
    display: block;
    color: #1e3a8a;
    font-size: 13px;
    font-weight: 950;
}

.cls-cnn-anim-featuremaps span {
    display: block;
    margin: 4px 0 10px;
    color: #64748b;
    font-size: 11px;
    font-weight: 800;
}

.cls-cnn-anim-pooling {
    display: grid;
    gap: 18px;
    align-content: center;
    width: 100%;
}

.cls-pool-maps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.cls-pool-maps article {
    border: 1px solid #dbeafe;
    border-radius: 12px;
    padding: 8px;
    background: #ffffff;
    animation: clsPoolShrink 3.6s linear infinite;
}

.cls-pool-vector,
.cls-class-vector {
    display: flex;
    align-items: end;
    justify-content: center;
    gap: 5px;
    min-height: 78px;
}

.cls-pool-vector i,
.cls-class-vector i {
    width: 10px;
    height: var(--h);
    border-radius: 999px 999px 3px 3px;
    background: #2563eb;
    animation: clsVectorFill 3.2s linear infinite;
}

.cls-cnn-anim-classifier {
    display: grid;
    grid-template-columns: 100px 1fr 160px;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.cls-cnn-anim-classifier svg {
    width: 100%;
    height: 180px;
}

.cls-cnn-anim-classifier path {
    fill: none;
    stroke: #bfdbfe;
    stroke-width: 2;
    stroke-dasharray: 8 8;
    animation: clsLineDash 1.4s linear infinite;
}

.cls-cnn-anim-classifier path.is-hot {
    stroke: #2563eb;
    stroke-width: 4;
}

.cls-class-nodes {
    display: grid;
    gap: 8px;
}

.cls-class-nodes span {
    border: 1px solid #dbeafe;
    border-radius: 999px;
    padding: 7px 10px;
    color: #475569;
    font-size: 11px;
    font-weight: 900;
    background: #ffffff;
}

.cls-class-nodes span.is-top {
    color: #1d4ed8;
    border-color: #60a5fa;
    background: #eff6ff;
}

.cls-logit-bars {
    display: grid;
    gap: 5px;
    width: 90%;
    margin: 0 auto;
}

.cls-cnn-prob-row {
    display: grid;
    grid-template-columns: 20px 1.2fr 2fr 36px;
    align-items: center;
    gap: 8px;
    animation: clsSoftmaxSort 3.6s linear infinite;
    line-height: 1;
    width: 100%;
}

.cls-cnn-prob-row span {
    display: grid;
    place-items: center;
    width: 20px;
    height: 20px;
    border-radius: 999px;
    color: #ffffff;
    font-size: 10px;
    font-weight: 950;
    background: #2563eb;
}

.cls-cnn-prob-row strong {
    color: #1e3a8a;
    font-size: 10px;
    font-style: normal;
    font-weight: 950;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    text-align: right;
    padding-right: 4px;
}
.cls-cnn-prob-row em {
    color: #1e3a8a;
    font-size: 10px;
    font-style: normal;
    font-weight: 950;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.cls-cnn-prob-row i {
    height: 7px;
    border-radius: 999px;
    background: linear-gradient(90deg, #2563eb, #22c55e);
    width: var(--p);
}

@keyframes clsDataTravel {
    0% { left: 0; opacity: 0; }
    8% { opacity: 1; }
    82% { left: calc(100% - 13px); opacity: 1; }
    100% { left: calc(100% - 13px); opacity: 0; }
}

@keyframes clsDataSegment {
    from { transform: translateX(-110%); }
    to { transform: translateX(260%); }
}

@keyframes clsCnnScan {
    0% { transform: translateY(0); opacity: 0; }
    12% { opacity: 0.9; }
    78% { transform: translateY(210px); opacity: 0.9; }
    100% { transform: translateY(210px); opacity: 0; }
}

@keyframes clsRgbPlane {
    0% { transform: translateX(0); opacity: 0.38; }
    35% { transform: translateX(34px); opacity: 0.74; }
    78% { transform: translateX(102px); opacity: 0.74; }
    100% { transform: translateX(102px); opacity: 0; }
}

@keyframes clsCellFill {
    0% { opacity: 0.16; transform: none; }
    35% { opacity: 0.16; }
    72% { opacity: var(--o); }
    100% { opacity: var(--o); }
}

@keyframes clsKernelSlide {
    0% { transform: translateX(64px); opacity: 0; }
    28% { opacity: 1; }
    62% { transform: translateX(0); opacity: 1; }
    100% { transform: translateX(0); opacity: 1; }
}

@keyframes clsNumberSend {
    0% { opacity: 0.45; }
    30% { opacity: 0.45; }
    55% { opacity: 1; }
    100% { opacity: 1; }
}

@keyframes clsLineDash {
    to { stroke-dashoffset: -28; }
}

@keyframes clsFeatureDrop {
    0%, 28% { transform: translate(-160px, -100px); opacity: 0; }
    48% { opacity: 1; }
    82%, 100% { transform: translate(0, 0); opacity: 1; }
}

@keyframes clsPoolShrink {
    0% { transform: translateY(0) scale(1); opacity: 1; }
    55% { transform: translateY(72px) scale(0.62); opacity: 0.72; }
    100% { transform: translateY(72px) scale(0.62); opacity: 0.28; }
}

@keyframes clsVectorFill {
    0%, 40% { opacity: 0.28; }
    74%, 100% { opacity: 1; }
}

@keyframes clsSoftmaxSort {
    0% { transform: translateX(-24px); opacity: 0.45; }
    45% { transform: translateX(0); opacity: 1; }
    100% { transform: translateX(0); opacity: 1; }
}

@keyframes clsCompareWindowSweep {
    0% { transform: translate(0, 0); }
    34% { transform: translate(22px, 0); }
    68% { transform: translate(22px, 20px); }
    100% { transform: translate(42px, 20px); }
}

@keyframes clsCompareTokenTravel {
    0% { transform: translate(0, 0); opacity: 0; }
    8% { opacity: 1; }
    38% { transform: translate(40px, 8px); opacity: 1; }
    68% { transform: translate(66px, 44px); opacity: 1; }
    100% { transform: translate(82px, 58px); opacity: 0; }
}

.cls-grid-2x2 {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(220px, 0.75fr);
    grid-template-rows: minmax(260px, 1fr) auto;
    gap: 12px;
}

.cls-cnn-input-grid {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(8, 1fr);
    pointer-events: none;
}

.cls-cnn-pixel-cell {
    border: 1px solid rgba(37, 99, 235, 0.18);
    background: rgba(37, 99, 235, 0.25);
    animation: cnnPixelPulse 2.4s ease-in-out infinite;
    animation-delay: var(--delay, 0s);
}

@keyframes cnnPixelPulse {
    0%, 100% { opacity: 0.15; transform: scale(0.92); }
    50% { opacity: 0.45; transform: scale(1); }
}

.cls-global-feature {
    display: grid;
    gap: 12px;
}

.cls-representation-summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.cls-representation-summary div {
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 8px;
    background: #f8fbff;
}

.cls-representation-summary div:last-child {
    grid-column: 1 / -1;
}

.cls-representation-summary span {
    display: block;
    margin-bottom: 4px;
    color: #64748b;
    font-size: 9px;
    font-weight: 950;
    text-transform: uppercase;
}

.cls-representation-summary strong {
    color: #1e3a8a;
    font-size: 11px;
    font-weight: 950;
    line-height: 1.25;
}

.cls-global-vector {
    display: grid;
    grid-template-columns: repeat(16, 1fr);
    gap: 3px;
    padding: 10px;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    background: #f8fbff;
}

.cls-global-vector span {
    aspect-ratio: 1;
    border-radius: 2px;
    background: var(--vision-blue);
    animation: cnnPixelPulse 2.4s ease-in-out infinite;
    animation-delay: var(--delay, 0s);
}

.cls-global-meta {
    display: none;
    justify-content: space-between;
    gap: 8px;
    color: #64748b;
    font-size: 10px;
    font-weight: 800;
}

.cls-compare-stage-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    align-items: start;
}

.cls-compare-stepper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 16px;
    border-radius: 14px;
    padding: 10px 12px;
    background: #f0f4f8;
    border: 1px solid #e2e8f0;
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
    overflow-x: auto;
}

.cls-compare-stepper::-webkit-scrollbar {
    display: none;
}

.cls-compare-stepper button {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    background: #eff6ff;
    color: #475569;
    font: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    flex: 1;
    min-width: 0;
    justify-content: center;
}

.cls-compare-stepper button:hover {
    background: #dbeafe;
    border-color: #bfdbfe;
}

.cls-compare-stepper button.is-active {
    background: #ffffff;
    border-color: #2563eb;
    border-width: 2px;
    color: #1e3a8a;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.2);
}

.cls-compare-stepper button.is-completed {
    background: #eff6ff;
    border-color: #bfdbfe;
    color: #2563eb;
}

.cls-compare-stepper button.is-completed:hover {
    background: #dbeafe;
    border-color: #2563eb;
}

.cls-compare-stepper-num {
    display: grid;
    place-items: center;
    width: 20px;
    height: 20px;
    border-radius: 999px;
    background: #dbeafe;
    color: #2563eb;
    font-size: 9px;
    font-weight: 900;
    flex-shrink: 0;
    transition: background 0.2s ease, color 0.2s ease;
}

.cls-compare-stepper button.is-active .cls-compare-stepper-num {
    background: #2563eb;
    color: #ffffff;
}

.cls-compare-stepper button.is-completed .cls-compare-stepper-num {
    background: #bfdbfe;
    color: #2563eb;
}

.cls-compare-stepper-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1px;
}

.cls-compare-stepper-text strong {
    font-size: 12px;
    font-weight: 950;
}

.cls-compare-stepper-text small {
    font-size: 9px;
    font-weight: 800;
    color: #64748b;
}

.cls-compare-stepper button.is-active .cls-compare-stepper-text small {
    color: #64748b;
}

.cls-compare-stepper button.is-completed .cls-compare-stepper-text small {
    color: #60a5fa;
}

.cls-compare-stepper-arrow {
    color: #94a3b8;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
    user-select: none;
}

.cls-compare-stage-panel {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
    min-height: 340px;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.05);
    transition: border-color 0.2s ease;
    align-self: stretch;
}

.cls-compare-stage-panel--bovw {
    border-color: #fed7aa;
    border-top: 3px solid #f59e0b;
}

.cls-compare-stage-panel--cnn {
    border-color: #dbeafe;
    border-top: 3px solid #2563eb;
}

.cls-compare-stage-panel--bovw .cls-compare-stage-head {
    border-bottom-color: #ffedd5;
}

.cls-compare-stage-panel--cnn .cls-compare-stage-head {
    border-bottom-color: #eff6ff;
}

.cls-compare-stage-body {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
    justify-content: flex-start;
    overflow: hidden;
}

.cls-compare-stage-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    min-height: 36px;
    padding-bottom: 8px;
    border-bottom: 1px solid #f1f5f9;
}

.cls-compare-stage-title {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.cls-compare-stage-title > div {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.cls-compare-stage-dot {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    flex-shrink: 0;
}

.cls-compare-stage-panel--bovw .cls-compare-stage-dot {
    background: #f59e0b;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.18);
}

.cls-compare-stage-panel--cnn .cls-compare-stage-dot {
    background: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18);
}

.cls-compare-stage-head h4 {
    margin: 0;
    color: #172554;
    font-size: 15px;
    font-weight: 950;
}

.cls-compare-stage-head small {
    color: #64748b;
    font-size: 11px;
    font-weight: 800;
}

.cls-compare-stage-icon {
    width: 22px;
    height: 22px;
    color: #94a3b8;
    flex-shrink: 0;
}

.cls-compare-stage-panel--bovw .cls-compare-stage-icon {
    color: #f59e0b;
}

.cls-compare-stage-panel--cnn .cls-compare-stage-icon {
    color: #2563eb;
}

.cls-compare-stage-body > .cls-compare-preview-image,
.cls-compare-stage-body > .cls-cnn-map-grid,
.cls-compare-stage-body > .cls-global-feature,
.cls-compare-stage-body > .classification-score-list,
.cls-compare-stage-body > .cls-compare-mini-hist,
.cls-compare-stage-body > .cls-compare-classifier-vis {
    display: none;
}

.cls-compare-stage-body > .cls-compare-preview-image.is-active {
    display: block;
}

.cls-compare-stage-body > .cls-cnn-map-grid.is-active,
.cls-compare-stage-body > .cls-global-feature.is-active {
    display: grid;
}

.cls-compare-stage-body > .classification-score-list.is-active,
.cls-compare-stage-body > .cls-compare-mini-hist.is-active,
.cls-compare-stage-body > .cls-compare-classifier-vis.is-active {
    display: flex;
}

.cls-compare-route {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
    border: 1px solid #dbeafe;
    border-radius: 14px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.05);
}

.cls-compare-preview,
.cls-compare-preview-image {
    position: relative;
    overflow: hidden;
    min-height: 188px;
    max-height: 260px;
    border: 1px solid #dbeafe;
    border-radius: 12px;
    background: #eaf2ff;
}

.cls-compare-preview-image img {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 188px;
    max-height: 260px;
    object-fit: contain;
}

.cls-compare-preview-image svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.cls-compare-stage-body > .cls-cnn-map-grid.is-active {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 5px;
    max-height: 240px;
    overflow: auto;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 7px;
    background: #f8fbff;
}

.cls-compare-preview .cls-cnn-map {
    min-height: 38px;
    padding: 4px;
}

.cls-compare-cnn-window {
    fill: rgba(37, 99, 235, 0.12);
    stroke: #2563eb;
    stroke-width: 1.2;
    stroke-dasharray: 2 2;
    opacity: 0.4;
}

.cls-compare-cnn-window.is-active {
    opacity: 1;
    animation: clsCompareWindowSweep 3.6s linear infinite;
}

.cls-compare-cnn-flowline {
    fill: none;
    stroke: #93c5fd;
    stroke-width: 1;
    stroke-dasharray: 4 4;
    opacity: 0.45;
}

.cls-compare-cnn-flowline.is-active {
    stroke: #2563eb;
    stroke-width: 1.7;
    opacity: 1;
    animation: clsLineDash 1.6s linear infinite;
}

.cls-compare-cnn-token {
    fill: #22c55e;
    opacity: 0;
    animation: clsCompareTokenTravel 4.6s linear infinite;
}

.cls-compare-stage-body .cls-cnn-map-grid article {
    border: 1px solid #dbeafe;
    border-radius: 9px;
    padding: 5px;
    background: #ffffff;
}

.cls-compare-stage-body .cls-cnn-map-grid article.is-active {
    border-color: #60a5fa;
    background: #eff6ff;
}

.cls-compare-stage-body .cls-cnn-map-grid strong {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #1e3a8a;
    font-size: 10px;
    font-weight: 950;
}

.cls-compare-stage-body .cls-cnn-map-grid p {
    overflow: hidden;
    margin: 0 0 3px;
    color: #64748b;
    font-size: 9px;
    font-weight: 800;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cls-compare-stage-body .cls-global-feature {
    max-height: 260px;
    overflow: auto;
}

.cls-compare-kernel-row {
    display: grid;
    grid-template-columns: 1fr;
    align-items: center;
    gap: 4px;
}

.cls-compare-kernel-row span {
    display: grid;
    place-items: center;
    min-height: 22px;
    padding: 0 4px;
    border-radius: 8px;
    color: #1e3a8a;
    font-size: 9px;
    font-weight: 950;
    background: #eff6ff;
}

.cls-compare-kernel-row b {
    color: #2563eb;
    text-align: center;
}

.cls-compare-map-cells,
.cls-compare-pool-source article {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 2px;
}

.cls-compare-pool-source article {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cls-compare-map-cells i,
.cls-compare-pool-source i {
    aspect-ratio: auto;
    height: 5px;
    border-radius: 3px;
    background: #2563eb;
    opacity: 0.16;
    animation: clsCellFill 3.2s linear infinite;
    animation-delay: var(--d);
}

.cls-compare-pooling-flow {
    display: grid;
    gap: 5px;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 6px;
    background: #f8fbff;
}

.cls-compare-pooling-flow.is-active {
    border-color: #60a5fa;
}

.cls-compare-pool-source {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
}

.cls-compare-pool-source article {
    border: 1px solid #dbeafe;
    border-radius: 8px;
    padding: 4px;
    background: #ffffff;
}

.cls-compare-pooling-flow.is-active .cls-compare-pool-source article {
    animation: clsPoolShrink 3.6s linear infinite;
}

.cls-compare-pooling-flow strong {
    color: #1e3a8a;
    font-size: 11px;
    font-weight: 950;
    text-align: center;
}

.cls-compare-vector-classifier {
    display: grid;
    grid-template-columns: 1fr;
    align-items: stretch;
    gap: 3px;
    margin-top: 4px;
}

.cls-compare-vector-title {
    overflow: hidden;
    color: #1e3a8a;
    font-size: 9px;
    font-weight: 950;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cls-compare-vector {
    display: flex;
    align-items: end;
    justify-content: center;
    gap: 2px;
    min-height: 24px;
}

.cls-compare-vector i {
    width: 3px;
    height: var(--h);
    border-radius: 999px 999px 2px 2px;
    background: #93c5fd;
}

.cls-compare-vector i.is-hot,
.cls-compare-vector-classifier.is-active .cls-compare-vector i.is-hot {
    background: #2563eb;
    animation: clsVectorFill 3.2s linear infinite;
}

.cls-compare-vector-classifier svg {
    width: 100%;
    height: 24px;
}

.cls-compare-vector-classifier path {
    fill: none;
    stroke: #bfdbfe;
    stroke-width: 1.5;
    stroke-dasharray: 6 6;
}

.cls-compare-vector-classifier.is-active path.is-hot {
    stroke: #2563eb;
    stroke-width: 3;
    animation: clsLineDash 1.5s linear infinite;
}

.cls-compare-class-nodes {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 3px;
}

.cls-compare-class-nodes span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    border: 1px solid #dbeafe;
    border-radius: 999px;
    padding: 2px 4px;
    color: #475569;
    font-size: 9px;
    font-weight: 900;
    background: #ffffff;
}

.cls-compare-class-nodes span.is-top {
    color: #1d4ed8;
    border-color: #60a5fa;
    background: #eff6ff;
}

.cls-compare-softmax {
    display: grid;
    gap: 5px;
}

.cls-compare-softmax-title {
    color: #64748b;
    font-size: 11px;
    font-weight: 900;
}

.cls-compare-softmax.is-active .classification-score-row {
    animation: clsSoftmaxSort 3.6s linear infinite;
}

.cls-compare-mini-hist {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: auto;
    min-height: 82px;
    padding: 10px;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    background: #f8fbff;
}

.cls-mini-bin {
    flex: 1;
    height: var(--h, 8%);
    border-radius: 2px 2px 0 0;
    min-height: 4px;
}

.cls-compare-classifier-vis {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 18px;
    padding: 18px;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    background: #f8fbff;
    min-height: 250px;
}

.cls-compare-stage-panel--bovw .cls-compare-classifier-vis {
    border-color: #fed7aa;
    background: #fffaf3;
}

.cls-compare-classifier-title {
    color: #475569;
    font-size: 14px;
    font-weight: 950;
    text-align: center;
}

.cls-compare-bovw-classifier-flow,
.cls-compare-cnn-classifier-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    flex-wrap: nowrap;
}

.cls-compare-bovw-classifier-flow > b,
.cls-compare-cnn-classifier-flow > b {
    color: #94a3b8;
    font-size: 20px;
    font-weight: 400;
    flex-shrink: 0;
}

.cls-compare-bovw-hist-mini,
.cls-compare-bovw-weights,
.cls-compare-bovw-top1,
.cls-compare-cnn-pooled,
.cls-compare-cnn-classifier-core,
.cls-compare-cnn-logits {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    min-width: 80px;
    flex-shrink: 1;
}

.cls-compare-bovw-hist-mini > small,
.cls-compare-bovw-weights > small,
.cls-compare-bovw-top1 > small,
.cls-compare-cnn-pooled > small,
.cls-compare-cnn-classifier-core > small,
.cls-compare-cnn-logits > small {
    color: #64748b;
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
    text-align: center;
    white-space: nowrap;
}

.cls-compare-bovw-hist-mini > div,
.cls-compare-bovw-weights > div {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 110px;
    padding: 8px;
    border: 1px solid #dbeafe;
    border-radius: 8px;
    background: #ffffff;
}

.cls-compare-stage-panel--bovw .cls-compare-bovw-hist-mini > div,
.cls-compare-stage-panel--bovw .cls-compare-bovw-weights > div {
    border-color: #fed7aa;
}

.cls-compare-bovw-hist-mini i {
    width: 6px;
    height: var(--h, 20%);
    border-radius: 999px 999px 2px 2px;
    background: #cbd5e1;
}

.cls-compare-bovw-hist-mini i.is-hot {
    background: #f59e0b;
}

.cls-compare-bovw-weights > div {
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    height: 110px;
    padding: 8px;
    gap: 5px;
}

.cls-compare-bovw-weights > div > div {
    display: flex;
    gap: 5px;
}

.cls-compare-bovw-weights i {
    flex: 1;
    height: 10px;
    border-radius: 2px;
    background: #e2e8f0;
    opacity: var(--a, 0.4);
}

.cls-compare-bovw-weights i.is-hot {
    background: #f59e0b;
    opacity: 1;
}

.cls-compare-bovw-top1 strong,
.cls-compare-cnn-logits strong {
    color: #1e3a8a;
    font-size: 16px;
    font-weight: 950;
    text-align: center;
}

.cls-compare-bovw-top1 em,
.cls-compare-cnn-logits em {
    color: #2563eb;
    font-size: 15px;
    font-weight: 900;
}

.cls-compare-cnn-pooled .cls-compare-vector {
    height: 110px;
    padding: 8px;
    border: 1px solid #dbeafe;
    border-radius: 8px;
    background: #ffffff;
}

.cls-compare-cnn-pooled .cls-compare-vector i {
    width: 4px;
}

.cls-compare-cnn-layers {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    height: 110px;
    padding: 6px 16px;
    border: 1px solid #dbeafe;
    border-radius: 8px;
    background: #ffffff;
}

.cls-compare-cnn-layers > div {
    width: 12px;
    border-radius: 999px;
    background: #60a5fa;
}

.cls-compare-cnn-layers:not(.cls-compare-cnn-layers--grid) > div:nth-child(1) { height: 88px; }
.cls-compare-cnn-layers:not(.cls-compare-cnn-layers--grid) > div:nth-child(2) { height: 66px; }
.cls-compare-cnn-layers:not(.cls-compare-cnn-layers--grid) > div:nth-child(3) { height: 44px; }

.cls-compare-cnn-layers--grid {
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 5px;
    padding: 8px;
}

.cls-compare-cnn-layers--grid > div {
    display: flex;
    gap: 5px;
    width: auto;
    height: auto;
    border-radius: 0;
    background: transparent;
}

.cls-compare-cnn-layers--grid > div > i {
    flex: 1;
    height: 10px;
    border-radius: 2px;
    background: #dbeafe;
    opacity: var(--a, 0.4);
}

.cls-compare-cnn-layers--grid > div > i.is-hot {
    background: #2563eb;
    opacity: 1;
}

.cls-compare-classifier-note {
    color: #64748b;
    font-size: 12px;
    line-height: 1.5;
    text-align: center;
    margin: 0;
    max-width: 92%;
}

.cls-compare-stage-summary {
    margin-top: 14px;
    border-radius: 14px;
    padding: 14px 16px;
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
}

.cls-compare-image-card {
    min-width: 0;
    margin-top: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cls-compare-image-card img {
    max-width: 100%;
    height: auto;
}

.cls-compare-stage-summary header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.cls-compare-summary-badge {
    padding: 2px 8px;
    border-radius: 6px;
    color: #2563eb;
    font-size: 10px;
    font-weight: 950;
    background: #eff6ff;
}

.cls-compare-stage-summary h4 {
    margin: 0;
    color: #1e293b;
    font-size: 13px;
    font-weight: 950;
}

.cls-compare-stage-summary p {
    margin: 0 0 10px;
    color: #475569;
    font-size: 12px;
    line-height: 1.65;
}

.cls-compare-summary-key {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.cls-compare-summary-key b {
    color: #94a3b8;
    font-size: 11px;
    font-weight: 900;
}

.cls-compare-summary-key-bovw,
.cls-compare-summary-key-cnn {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 800;
}

.cls-compare-summary-key-bovw {
    color: #92400e;
    background: #fffbeb;
    border: 1px solid #fde68a;
}

.cls-compare-summary-key-cnn {
    color: #1e40af;
    background: #eff6ff;
    border: 1px solid #dbeafe;
}

.cls-compare-diff {
    grid-column: 1 / -1;
    border: 1px solid #dbeafe;
    border-radius: 14px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.05);
}

.cls-compare-diff h4 {
    margin: 0 0 8px;
    color: #172554;
    font-size: 13px;
}

.cls-diff-table {
    overflow: hidden;
    border-radius: 12px;
    border: 1px solid #dbeafe;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.04);
}

.cls-diff-table table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 12px;
    background: #ffffff;
}

.cls-diff-table th {
    padding: 10px 14px;
    color: #1e3a8a;
    font-weight: 800;
    font-size: 12px;
    background: #eff6ff;
    border-bottom: 2px solid #bfdbfe;
    text-align: left;
}

.cls-diff-table td {
    padding: 10px 14px;
    color: #334155;
    border-bottom: 1px solid #f1f5f9;
    line-height: 1.6;
    vertical-align: middle;
}

.cls-diff-table tr:last-child td {
    border-bottom: none;
}

.cls-diff-table tr:hover td {
    background: #f8fafc;
}

.cls-diff-table td:first-child,
.cls-diff-table th:first-child {
    font-weight: 700;
    color: #1e40af;
    background: #fbfdff;
    width: 15%;
    border-right: 1px solid #eff6ff;
}

.cls-diff-table tr:hover td:first-child {
    background: #f1f7ff;
}

.cls-diff-table td small {
    display: inline-block;
    margin-top: 4px;
    font-size: 10px;
    color: #0284c7;
    background: #e0f2fe;
    padding: 1px 6px;
    border-radius: 4px;
    font-weight: 600;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-list {
    gap: 6px;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-row {
    grid-template-columns: 26px minmax(0, 1fr) 40px;
    column-gap: 8px;
    row-gap: 4px;
    min-height: 34px;
    padding: 6px 8px;
    border-radius: 8px;
    font-size: 12px;
    background: #ffffff;
    border: 1px solid #f1f5f9;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-row:hover {
    background: #f8fafc;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-row.is-top {
    border-color: #dbeafe;
    background: #eff6ff;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-row div {
    grid-column: 2 / 4;
    grid-row: 2;
    height: 6px;
    border-radius: 999px;
    background: #f1f5f9;
    overflow: hidden;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-row div i {
    height: 100%;
    border-radius: 999px;
    background: #93c5fd;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-row em {
    grid-column: 3;
    grid-row: 1;
    font-size: 11px;
    font-weight: 900;
    color: #64748b;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-row strong {
    grid-column: 2;
    grid-row: 1;
    font-weight: 900;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-row > span {
    width: 24px;
    height: 24px;
    font-size: 11px;
    font-weight: 950;
    color: #64748b;
    background: #f1f5f9;
}

.cls-mode-panel[data-cls-mode="compare"] .classification-score-row.is-top > span {
    color: #ffffff;
    background: #2563eb;
}

.cls-compare-softmax--bovw .classification-score-row.is-top {
    border-color: #fde68a;
    background: #fffbeb;
}

.cls-compare-softmax--bovw .classification-score-row.is-top > span {
    background: #f59e0b;
}

.cls-compare-softmax--bovw .classification-score-row div i {
    background: #fbbf24;
}

.cls-compare-softmax--bovw .classification-score-row.is-top div i {
    background: #f59e0b;
}

.cls-compare-softmax--cnn .classification-score-row.is-top {
    border-color: #dbeafe;
    background: #eff6ff;
}

.cls-compare-softmax--cnn .classification-score-row.is-top > span {
    background: #2563eb;
}

.cls-compare-softmax--cnn .classification-score-row div i {
    background: #93c5fd;
}

.cls-compare-softmax--cnn .classification-score-row.is-top div i {
    background: #2563eb;
}

/* 已合并到上方新的统一类选择器配置中 */

/* 对比数据表格高级精细化样式 */
.cls-table-pill {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
}
.cls-table-pill.light-blue {
    background: #e0f2fe;
    color: #0369a1;
}
.cls-table-pill.orange {
    background: #ffedd5;
    color: #c2410c;
}

.cls-status-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 99px;
    margin-right: 5px;
    vertical-align: middle;
}
.cls-status-dot.green { background: #22c55e; box-shadow: 0 0 6px #22c55e; }
.cls-status-dot.blue { background: #3b82f6; box-shadow: 0 0 6px #3b82f6; }

.cls-route-badge-container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 4px;
    padding: 2px 0;
}
.cls-route-badge {
    padding: 3px 8px;
    border-radius: 5px;
    font-size: 11px;
    font-weight: 600;
    border: 1px solid transparent;
}
.cls-route-badge.bovw {
    background: #f8fafc;
    color: #475569;
    border-color: #cbd5e1;
}
.cls-route-badge.cnn {
    background: #f0fdf4;
    color: #166534;
    border-color: #bbf7d0;
}
.cls-route-arrow {
    font-style: normal;
    color: #94a3b8;
    font-size: 11px;
    font-weight: bold;
}

.cls-feat-desc-container {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.cls-feat-desc-container strong {
    font-size: 12px;
    color: #1e293b;
    font-weight: bold;
}
.cls-feat-desc-container span {
    font-size: 11px;
    color: #64748b;
    line-height: 1.5;
}

.cls-table-note-box {
    background: #f8fafc;
    border-left: 3px solid #64748b;
    padding: 8px 12px;
    border-radius: 0 6px 6px 0;
    color: #475569;
    font-size: 11px;
    line-height: 1.6;
}

.cls-notes-grid {
    display: grid;
    gap: 10px;
}

.cls-notes-grid .vision-formula-card {
    gap: 5px;
    padding: 11px 12px;
}

.cls-notes-grid .vision-formula-card strong {
    font-size: 13px;
}

.cls-notes-grid .vision-formula-card small {
    font-size: 11px;
}

/* 垂直步骤流样式 */
.cls-notes-steps {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 6px;
    position: relative;
}

.cls-notes-step-item {
    display: grid;
    grid-template-columns: 20px 1fr;
    gap: 10px;
    position: relative;
}

.cls-notes-step-item:not(:last-child)::after {
    content: "";
    position: absolute;
    left: 9px;
    top: 20px;
    bottom: -14px;
    width: 2px;
    background: #e2e8f0;
}

.cls-notes-step-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #2563eb;
    font-size: 10px;
    font-weight: 900;
    z-index: 1;
}

.cls-notes-step-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cls-notes-step-title {
    color: #1e293b;
    font-size: 11px;
    font-weight: 800;
}

.cls-notes-step-formula {
    padding: 4px 6px;
    background: #f8fafc;
    border: 1px solid #f1f5f9;
    border-radius: 6px;
    font-size: 11px;
    overflow-x: auto;
    scrollbar-width: none;
}

.cls-notes-step-formula::-webkit-scrollbar {
    display: none;
}

.cls-notes-step-desc {
    color: #64748b;
    font-size: 10px;
    font-weight: 700;
    line-height: 1.4;
}

.cls-notes-step-desc strong {
    color: #2563eb;
    font-weight: 900;
}

.cls-notes-kv {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
}

.cls-notes-kv > div {
    min-height: auto;
    padding: 6px 8px;
}

.cls-notes-kv strong {
    font-size: 12px;
}

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

.cls-word-chip {
    grid-template-columns: 14px minmax(0, 1fr) auto;
}

.cls-word-chip small {
    color: #64748b;
    font-size: 10px;
    font-weight: 900;
}

.cls-control-group {
    display: grid;
    gap: 12px;
}

.cls-control-group[hidden] {
    display: none !important;
}

.cls-field-hint {
    color: #64748b;
    font-size: 10px;
    font-weight: 750;
    line-height: 1.45;
}

.cls-upload-field input[type="file"] {
    width: 100%;
    border: 1px solid #d7e2ee;
    border-radius: 10px;
    padding: 8px;
    color: #334155;
    font-size: 11px;
    background: #f8fafc;
}

.cls-upload-field input[type="file"]::file-selector-button {
    margin-right: 8px;
    border: 1px solid #bfdbfe;
    border-radius: 8px;
    padding: 6px 9px;
    color: #1d4ed8;
    font-weight: 900;
    background: #eff6ff;
}

.cls-mode-panel[data-cls-mode="bovw"] {
    position: relative;
    isolation: isolate;
}

.cls-mode-panel[data-cls-mode="bovw"] > .cls-grid-2x2,
.cls-mode-panel[data-cls-mode="bovw"] > .cls-bovw-flow {
    position: relative;
    z-index: 1;
}

.cls-bovw-chain-svg {
    position: absolute;
    inset: 0;
    z-index: 3;
    width: 100%;
    height: 100%;
    overflow: visible;
    pointer-events: none;
}

.cls-bovw-chain-svg marker path {
    fill: var(--word-color, #2563eb);
}

.cls-bovw-chain-path {
    fill: none;
    stroke: var(--word-color, #2563eb);
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-dasharray: 9 8;
    marker-end: url(#clsBovwArrow);
    opacity: 0.72;
    filter: drop-shadow(0 3px 7px rgba(37, 99, 235, 0.18));
    animation: clsBovwChainFlow 1.4s linear infinite;
    animation-delay: var(--delay, 0s);
}

.cls-bovw-chain-node circle {
    fill: #ffffff;
    stroke: var(--word-color, #2563eb);
    stroke-width: 2;
    filter: drop-shadow(0 4px 8px rgba(15, 23, 42, 0.15));
}

.cls-bovw-chain-node text {
    fill: #1e3a8a;
    paint-order: stroke;
    stroke: #ffffff;
    stroke-width: 3px;
    font-size: 11px;
    font-weight: 950;
}

.cls-bovw-flow {
    display: grid;
    grid-template-columns: minmax(92px, 1fr) 16px minmax(128px, 1fr) 16px minmax(116px, 1fr) 16px minmax(110px, 1fr) 16px minmax(106px, 1fr) 16px minmax(88px, 0.8fr);
    align-items: center;
    gap: 6px;
    overflow-x: auto;
    border: 1px solid #bfdbfe;
    border-radius: 14px;
    padding: 9px 10px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.045);
}

.cls-bovw-flow div {
    display: grid;
    grid-template-columns: 24px minmax(0, 1fr);
    grid-template-areas:
        "num title"
        "num meta";
    align-items: center;
    gap: 0 7px;
    min-height: 48px;
    min-width: 0;
    border: 1px solid #dbeafe;
    border-radius: 11px;
    padding: 7px 8px;
    background: #f8fbff;
    cursor: pointer;
    transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.cls-bovw-flow div:hover,
.cls-bovw-flow div.is-active {
    border-color: #60a5fa;
    background: #eff6ff;
    transform: translateY(-1px);
}

.cls-bovw-flow div.is-complete {
    background: #f0f9ff;
}

.cls-bovw-flow span {
    grid-area: num;
    display: grid;
    width: 24px;
    height: 24px;
    place-items: center;
    border-radius: 50%;
    color: #2563eb;
    font-size: 9px;
    font-weight: 950;
    background: #dbeafe;
}

.cls-bovw-flow div.is-active span {
    color: #ffffff;
    background: #2563eb;
    box-shadow: 0 5px 12px rgba(37, 99, 235, 0.24);
}

.cls-bovw-flow strong {
    grid-area: title;
    overflow: hidden;
    color: #172554;
    font-size: 11px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cls-bovw-flow small {
    grid-area: meta;
    overflow: hidden;
    color: #64748b;
    font-size: 9px;
    font-weight: 800;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cls-bovw-flow > b {
    position: relative;
    display: block;
    height: 2px;
    border-radius: 999px;
    background: #bfdbfe;
}

.cls-bovw-flow > b::after {
    content: "";
    position: absolute;
    top: -3px;
    right: -1px;
    width: 8px;
    height: 8px;
    border-top: 2px solid #93c5fd;
    border-right: 2px solid #93c5fd;
    transform: rotate(45deg);
}

.cls-mode-panel[data-cls-mode="bovw"] .classification-image-stage svg[data-cls-bovw-overlay] {
    pointer-events: auto;
}

.cls-mode-panel[data-cls-mode="bovw"] .classification-image-stage {
    height: clamp(240px, 28vw, 340px);
}

.cls-feature-popover {
    position: absolute;
    z-index: 4;
    display: grid;
    gap: 3px;
    max-width: 190px;
    border: 1px solid color-mix(in srgb, var(--word-color, #2563eb) 48%, #bfdbfe);
    border-radius: 10px;
    padding: 8px 9px;
    color: #334155;
    font-size: 10px;
    line-height: 1.35;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.16);
    pointer-events: none;
    backdrop-filter: blur(8px);
}

.cls-feature-popover strong {
    color: #172554;
    font-size: 11px;
}

.cls-feature-popover b,
.cls-feature-popover em {
    color: var(--word-color, #2563eb);
    font-style: normal;
    font-weight: 950;
}

.cls-card-note {
    margin: 8px 0 0;
    border: 1px solid #dbeafe;
    border-radius: 9px;
    padding: 7px 9px;
    color: #475569;
    font-size: 10px;
    font-weight: 750;
    line-height: 1.45;
    background: #f8fbff;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-dictionary-grid {
    grid-template-columns: repeat(auto-fit, minmax(122px, 1fr));
    height: clamp(240px, 28vw, 340px);
    max-height: 340px;
    flex: 1 1 auto;
    overflow: auto;
    padding: 1px 6px 8px 0;
    scrollbar-width: thin;
    scrollbar-color: #bfdbfe transparent;
    scroll-padding: 12px;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-word-chip {
    grid-template-columns: 14px minmax(0, 1fr) auto;
    grid-template-areas:
        "dot id count"
        "dot meaning meaning";
    min-height: 46px;
    padding: 7px 8px 10px;
    border-color: #dbeafe;
    background: linear-gradient(180deg, #ffffff, #f8fbff);
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-word-chip.is-active {
    border-color: var(--word-color, #2563eb);
    background: color-mix(in srgb, var(--word-color, #2563eb) 10%, #ffffff);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--word-color, #2563eb) 20%, transparent), 0 8px 18px rgba(15, 23, 42, 0.08);
    scroll-margin: 12px;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-word-chip i {
    grid-area: dot;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-word-chip span {
    grid-area: id;
    color: #172554;
    font-size: 11px;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-word-chip em {
    grid-area: count;
    min-width: 24px;
    border-radius: 999px;
    padding: 2px 6px;
    color: #1e40af;
    font-size: 10px;
    font-style: normal;
    font-weight: 950;
    text-align: center;
    background: #eff6ff;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-word-chip small {
    grid-area: meaning;
    overflow: hidden;
    color: #64748b;
    font-size: 9px;
    font-weight: 800;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-word-chip b {
    right: 8px;
    bottom: 5px;
    left: 8px;
}

.cls-hist-vector {
    display: grid;
    gap: 5px;
    margin-top: 8px;
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 8px 9px;
    background: #ffffff;
}

.cls-hist-vector span,
.cls-hist-vote span {
    color: #64748b;
    font-size: 9px;
    font-weight: 900;
    text-transform: uppercase;
}

.cls-hist-vector code {
    overflow-x: auto;
    color: #172554;
    font-family: Consolas, "Courier New", monospace;
    font-size: 10px;
    line-height: 1.45;
    white-space: nowrap;
}

.cls-hist-vector code b {
    border-radius: 4px;
    padding: 1px 4px;
    color: #ffffff;
    background: #2563eb;
}

.cls-hist-vote {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin-top: 7px;
    border: 1px solid #bfdbfe;
    border-radius: 10px;
    padding: 7px 9px;
    background: #eff6ff;
}

.cls-hist-vote strong,
.cls-hist-vote em {
    color: var(--word-color, #2563eb);
    font-size: 10px;
    font-style: normal;
    font-weight: 950;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-histogram {
    min-height: 128px;
    margin-top: 8px;
}

.cls-hist-bin.is-active i {
    box-shadow: 0 0 0 2px #ffffff, 0 0 0 4px currentColor, 0 0 18px rgba(37, 99, 235, 0.32);
    transform: translateY(-4px);
}

.cls-hist-bin.is-active span {
    color: #1d4ed8;
    font-size: 9px;
    font-weight: 950;
}

.cls-classifier-flow {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 18px minmax(0, 1fr) 18px minmax(0, 1fr);
    gap: 7px;
    align-items: center;
    margin: 8px 0 10px;
    border: 1px solid #dbeafe;
    border-radius: 11px;
    padding: 9px;
    background: #f8fbff;
}

.cls-inference-proof {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    margin: 4px 0;
    border: 1px solid #bfdbfe;
    border-radius: 8px;
    padding: 4px;
    background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
}

.cls-inference-proof span,
.cls-inference-proof strong,
.cls-inference-proof code,
.cls-inference-proof em {
    border: 1px solid #dbeafe;
    border-radius: 999px;
    padding: 2px 5px;
    color: #1e3a8a;
    font-size: 8px;
    font-style: normal;
    font-weight: 950;
    line-height: 1.1;
    background: rgba(255, 255, 255, 0.86);
}

.cls-inference-proof span {
    border-color: #60a5fa;
    color: #1d4ed8;
    text-transform: uppercase;
}

.cls-inference-proof code {
    font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

.cls-inference-proof em {
    color: #047857;
    border-color: #a7f3d0;
    background: #ecfdf5;
}

.cls-cnn-model-proof {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin: 8px 0 10px;
    border: 1px solid #bfdbfe;
    border-radius: 10px;
    padding: 7px;
    background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
}

.cls-cnn-model-proof span,
.cls-cnn-model-proof strong,
.cls-cnn-model-proof code,
.cls-cnn-model-proof em {
    border: 1px solid #dbeafe;
    border-radius: 999px;
    padding: 4px 7px;
    color: #1e3a8a;
    font-size: 9px;
    font-style: normal;
    font-weight: 950;
    line-height: 1.1;
    background: rgba(255, 255, 255, 0.86);
}

.cls-cnn-model-proof span {
    border-color: #60a5fa;
    color: #1d4ed8;
    text-transform: uppercase;
}

.cls-cnn-model-proof code {
    font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

.cls-cnn-model-proof em {
    color: #047857;
    border-color: #a7f3d0;
    background: #ecfdf5;
}

.cls-cnn-model-proof small {
    flex-basis: 100%;
    color: #475569;
    font-size: 10px;
    font-weight: 800;
    line-height: 1.4;
}

.cls-classifier-flow span,
.cls-classifier-flow strong {
    display: grid;
    min-height: 34px;
    place-items: center;
    border: 1px solid #bfdbfe;
    border-radius: 9px;
    padding: 6px 7px;
    color: #1e3a8a;
    font-size: 10px;
    font-weight: 950;
    text-align: center;
    background: #ffffff;
}

.cls-classifier-flow [data-chain-node="classifier"] {
    border-color: #60a5fa;
    background: #eff6ff;
}

.cls-classifier-flow b {
    color: #2563eb;
    font-size: 15px;
    text-align: center;
}

.cls-classifier-flow small {
    grid-column: 1 / -1;
    color: #64748b;
    font-size: 10px;
    font-weight: 800;
    line-height: 1.45;
}

.classification-score-row[data-chain-node="topk"] {
    outline: 2px solid #93c5fd;
    outline-offset: 2px;
}

.cls-keypoint {
    cursor: pointer;
    pointer-events: visiblePainted;
    transition: opacity 0.18s ease;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-keypoint {
    animation: none;
}

.cls-mode-panel[data-cls-mode="bovw"] .cls-keypoint-ring {
    animation: none;
}

.cls-keypoint.is-muted {
    opacity: 0.32;
}

.cls-keypoint.is-representative {
    opacity: 0.9;
}

.cls-keypoint.is-selected {
    opacity: 1;
}

.cls-keypoint.is-muted .cls-keypoint-ring,
.cls-keypoint.is-muted .cls-keypoint-orientation {
    opacity: 0.18;
    animation: none;
}

.cls-keypoint.is-selected .cls-keypoint-core {
    stroke-width: 0.72;
}

.cls-keypoint.is-selected .cls-keypoint-ring {
    stroke-width: 0.8;
    opacity: 1;
}

.cls-keypoint-hit {
    fill: transparent;
    stroke: transparent;
    pointer-events: all;
}

.cls-word-field.is-active {
    opacity: 0.28;
}

.cls-assignment-path {
    opacity: 0.3;
}

.cls-assignment-path.is-active {
    stroke-width: 0.9;
    stroke-dasharray: 5 7;
    opacity: 0.95;
}

.cls-flow-dot.is-active {
    opacity: 1;
}

.cls-word-slot.is-active {
    filter: drop-shadow(0 0 11px rgba(37, 99, 235, 0.34));
}

.cls-feature-callout {
    pointer-events: none;
}

.cls-feature-callout path,
.cls-active-word-jump {
    fill: none;
    stroke: var(--word-color, #2563eb);
    stroke-width: 0.75;
    stroke-linecap: round;
    filter: url(#clsGlow);
}

.cls-active-word-jump {
    stroke-width: 0.9;
    stroke-dasharray: 4 4;
    animation: clsBovwChainFlow 1.1s linear infinite;
}

.cls-feature-callout rect {
    fill: rgba(255, 255, 255, 0.9);
    stroke: var(--word-color, #2563eb);
    stroke-width: 0.42;
}

.cls-feature-callout text {
    fill: #172554;
    font-size: 2.8px;
    font-weight: 950;
}

@keyframes clsBovwChainFlow {
    from { stroke-dashoffset: 0; }
    to { stroke-dashoffset: -17; }
}

.cls-mode-tabs {
    position: relative;
    z-index: 2;
}

@media (max-width: 1100px) {
    .cls-bovw-flow {
        grid-template-columns: repeat(6, minmax(82px, 1fr));
        gap: 5px;
        padding: 8px;
    }

    .cls-bovw-flow > b {
        display: none;
    }

    .cls-bovw-flow div {
        grid-template-columns: 21px minmax(0, 1fr);
        min-height: 44px;
        padding: 6px;
    }

    .cls-bovw-flow span {
        width: 21px;
        height: 21px;
        font-size: 8px;
    }

    .cls-bovw-flow strong {
        font-size: 10px;
    }

    .cls-mode-panel[data-cls-mode="bovw"] .cls-dictionary-grid {
        max-height: 220px;
    }

    .cls-grid-2x2 {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .cls-compare-grid {
        grid-template-columns: 1fr;
    }

    .cls-compare-diff {
        grid-column: auto;
    }

    .cls-compare-sync-flow,
    .cls-compare-vector-classifier {
        grid-template-columns: 1fr;
    }

    .cls-cnn-guidance-main,
    .cls-cnn-flow {
        grid-template-columns: 1fr;
    }

    .cls-cnn-stage-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .cls-cnn-animation-grid,
    .cls-cnn-anim-preprocess,
    .cls-cnn-anim-conv,
    .cls-cnn-anim-featuremaps,
    .cls-cnn-anim-classifier {
        grid-template-columns: 1fr;
    }

    .cls-cnn-animation-stage {
        min-height: 430px;
    }

    .cls-cnn-flow b {
        width: 2px;
        height: 14px;
        justify-self: center;
    }

    .cls-cnn-flow b::after {
        right: 50%;
        top: auto;
        bottom: -2px;
        transform: translateX(50%) rotate(135deg);
    }

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

@media (max-width: 820px) {
    .cls-bovw-flow {
        grid-template-columns: 1fr;
    }

    .cls-classifier-flow {
        grid-template-columns: 1fr;
    }

    .cls-classifier-flow b {
        transform: rotate(90deg);
    }

    .cls-feature-popover {
        max-width: 170px;
    }

    .cls-mode-tabs {
        flex-wrap: wrap;
    }

    .cls-mode-tabs button {
        flex: 1 1 auto;
        min-width: 120px;
    }

    .cls-notes-grid {
        grid-template-columns: 1fr;
    }

    .classification-stepper {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .classification-stepper li {
        padding: 0;
    }

    .classification-stepper li::after {
        display: none;
    }
}