/* Advanced convolution research tab */
.conv-subtabs {
    display: flex;
    gap: 10px;
    margin: 0 0 16px;
    padding: 6px;
    border: 1px solid rgba(226, 232, 240, 0.92);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.8);
}

.conv-subtab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 1 auto;
    border: 0;
    border-radius: 12px;
    padding: 10px 16px;
    color: #475569;
    font-weight: 900;
    font-size: 16px;
    line-height: 1;
    appearance: none;
    -webkit-appearance: none;
    font-family: inherit;
    cursor: pointer;
    background: transparent;
}

.conv-subtab-link {
    text-decoration: none;
}

.conv-subtab:focus-visible {
    outline: 2px solid rgba(37, 99, 235, 0.25);
    outline-offset: 2px;
}

.conv-subtab.is-active {
    color: #ffffff;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.2);
}

.conv-tab-panel {
    display: none;
}

.conv-tab-panel.is-active {
    display: block;
}

.advanced-lab {
    display: grid;
    gap: 18px;
}

.advanced-hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 22px 24px;
}

.advanced-hero h2 {
    margin: 6px 0 8px;
    font-size: 24px;
}

.advanced-hero p {
    margin: 0;
    color: #64748b;
    line-height: 1.7;
}

.advanced-hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.advanced-brief {
    display: grid;
    gap: 12px;
    padding: 18px 20px;
}

.advanced-brief.is-hidden {
    display: none;
}

.advanced-brief-head h3 {
    margin: 4px 0 0;
    font-size: 20px;
}

.advanced-brief-content {
    margin: 0;
    padding: 14px 16px;
    border: 1px solid rgba(219, 234, 254, 0.95);
    border-radius: 16px;
    color: #334155;
    line-height: 1.8;
    background: linear-gradient(180deg, #f8fbff, #f8fafc);
    white-space: pre-wrap;
}

.advanced-grid {
    display: grid;
    gap: 18px;
}

.advanced-card {
    display: grid;
    gap: 16px;
    padding: 22px;
}

.advanced-card-head {
    display: grid;
    gap: 8px;
}

.advanced-card-head h3 {
    margin: 0;
    font-size: 20px;
}

.advanced-system-tag {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 8px 12px;
    border: 1px solid rgba(191, 219, 254, 0.9);
    border-radius: 999px;
    color: #2563eb;
    font-size: 13px;
    font-weight: 900;
    background: #eff6ff;
}

.advanced-summary {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.advanced-info-card {
    display: grid;
    gap: 8px;
    min-height: 118px;
    margin: 0;
    padding: 16px 16px 14px;
    border: 1px solid rgba(226, 232, 240, 0.96);
    border-radius: 16px;
    background: linear-gradient(180deg, #ffffff, #f8fafc);
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.04);
}

.advanced-info-card strong {
    color: #0f172a;
    font-size: 15px;
}

.advanced-info-card p,
.advanced-note,
.advanced-formula,
.advanced-param-compare {
    margin: 0;
    color: #475569;
    line-height: 1.7;
}

.advanced-note,
.advanced-formula,
.advanced-param-compare {
    padding: 14px 16px;
    border: 1px solid rgba(226, 232, 240, 0.92);
    border-radius: 16px;
    background: #f8fafc;
}

.advanced-formula code,
.advanced-param-compare code {
    display: block;
    margin-top: 8px;
    color: #1e293b;
    font-size: 14px;
    line-height: 1.75;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.pointwise-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(260px, 0.8fr);
    gap: 16px;
    align-items: stretch;
}

.pointwise-stage,
.pointwise-side {
    display: grid;
    gap: 12px;
}

.pointwise-stage {
    padding: 16px;
    border: 1px solid rgba(226, 232, 240, 0.96);
    border-radius: 18px;
    background: linear-gradient(180deg, #ffffff, #f8fbff);
}

.pointwise-stage-head,
.pointwise-stage-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 36px minmax(180px, 0.9fr) 36px 140px;
    gap: 12px;
    align-items: center;
}

.pointwise-stage-head {
    color: #334155;
    font-size: 13px;
    font-weight: 800;
    text-align: center;
}

.pointwise-arrow {
    display: grid;
    place-items: center;
    color: #64748b;
    font-size: 26px;
    font-weight: 700;
}

.advanced-channel-stack {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.advanced-chip,
.advanced-weight {
    display: grid;
    gap: 4px;
    min-width: 82px;
    min-height: 66px;
    place-items: center;
    border-radius: 16px;
    font-weight: 900;
    box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.15);
}

.advanced-chip {
    border: 1px solid rgba(96, 165, 250, 0.65);
    color: #1d4ed8;
    background: linear-gradient(180deg, #f8fbff, #eff6ff);
}

.advanced-weight-column {
    display: grid;
    gap: 10px;
}

.advanced-weight {
    min-width: unset;
    min-height: 48px;
    border: 1px solid rgba(251, 146, 60, 0.7);
    color: #c2410c;
    background: #fff7ed;
}

.advanced-result-box {
    display: grid;
    gap: 6px;
    padding: 16px 14px;
    border: 1px solid rgba(134, 239, 172, 0.88);
    border-radius: 18px;
    text-align: center;
    background: linear-gradient(180deg, #f0fdf4, #f7fee7);
}

.advanced-result-box span {
    color: #15803d;
    font-weight: 800;
}

.advanced-result-box strong {
    color: #16a34a;
    font-size: 22px;
}

.advanced-param-compare {
    height: 100%;
}

.pointwise-outputs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

.advanced-filter-output {
    display: grid;
    gap: 6px;
    padding: 12px 14px;
    border: 1px solid rgba(226, 232, 240, 0.92);
    border-radius: 16px;
    background: linear-gradient(180deg, #ffffff, #f8fafc);
}

.advanced-filter-output strong {
    color: #0f172a;
}

.advanced-filter-output span:last-child {
    color: #2563eb;
    font-size: 22px;
    font-weight: 900;
}

.aspp-branches-showcase {
    display: grid;
    grid-template-columns: 110px repeat(4, minmax(150px, 1fr)) 110px 130px 130px;
    gap: 12px;
    align-items: center;
}

.aspp-node,
.aspp-branch-card {
    padding: 14px 12px;
    border: 1px solid rgba(191, 219, 254, 0.95);
    border-radius: 18px;
    text-align: center;
    background: linear-gradient(180deg, #ffffff, #f8fbff);
}

.aspp-node {
    color: #1d4ed8;
    font-weight: 900;
}

.aspp-node.accent {
    color: #ffffff;
    border-color: #2563eb;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
}

.aspp-branch-card {
    display: grid;
    gap: 10px;
    min-height: 180px;
}

.aspp-branch-card strong {
    color: #0f172a;
}

.aspp-branch-card span {
    color: #64748b;
    font-size: 13px;
}

.aspp-branch-card.blue {
    border-color: rgba(96, 165, 250, 0.82);
}

.aspp-branch-card.green {
    border-color: rgba(74, 222, 128, 0.82);
}

.aspp-branch-card.orange {
    border-color: rgba(251, 146, 60, 0.82);
}

.aspp-branch-card.purple {
    border-color: rgba(196, 181, 253, 0.92);
}

.aspp-sample-grid {
    display: grid;
    gap: 6px;
    width: fit-content;
    margin: 0 auto;
    padding: 8px;
    border-radius: 14px;
    background: #ffffff;
    box-shadow: inset 0 0 0 1px rgba(203, 213, 225, 0.9);
}

.aspp-sample-cell {
    width: 14px;
    height: 14px;
    border-radius: 999px;
    background: #d4d4d8;
}

.aspp-sample-cell.active {
    background: currentColor;
    box-shadow: 0 0 0 4px color-mix(in srgb, currentColor 18%, white);
}

.aspp-branch-card.blue { color: #2563eb; }
.aspp-branch-card.green { color: #16a34a; }
.aspp-branch-card.orange { color: #ea580c; }
.aspp-branch-card.purple { color: #7c3aed; }

.aspp-shape-flow {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.aspp-shape-card {
    display: grid;
    gap: 8px;
    padding: 14px 16px;
    border: 1px solid rgba(226, 232, 240, 0.92);
    border-radius: 16px;
    background: linear-gradient(180deg, #ffffff, #f8fafc);
    text-align: center;
}

.aspp-shape-card strong {
    color: #0f172a;
}

.aspp-shape-card span {
    color: #64748b;
    font-size: 14px;
}

.dsconv-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.ds-case {
    border: 1px solid #cbd5e1;
    border-radius: 999px;
    padding: 9px 14px;
    color: #475569;
    font-weight: 900;
    cursor: pointer;
    background: #ffffff;
}

.ds-case.is-active {
    color: #ffffff;
    border-color: #2563eb;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.18);
}

.dsconv-compare {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.ds-card {
    display: grid;
    gap: 10px;
    padding: 14px;
    border: 1px solid rgba(226, 232, 240, 0.92);
    border-radius: 18px;
    background: linear-gradient(180deg, #ffffff, #f8fafc);
}

.ds-card h4 {
    margin: 0;
    color: #0f172a;
}

.ds-grid {
    display: grid;
    gap: 3px;
    width: fit-content;
    margin: 0 auto;
    padding: 10px;
    border-radius: 16px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0)),
        radial-gradient(circle at center, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0) 58%),
        linear-gradient(135deg, #1f2937, #334155);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.ds-cell {
    display: grid;
    width: 34px;
    height: 34px;
    place-items: center;
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.92);
    font-size: 12px;
    font-weight: 900;
    background: rgba(255, 255, 255, 0.06);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.ds-cell.hot {
    background: rgba(255, 255, 255, 0.22);
}

.ds-cell.window {
    box-shadow: inset 0 0 0 2px rgba(250, 204, 21, 0.92);
    background: rgba(250, 204, 21, 0.18);
}

.ds-cell.path {
    background: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.18);
}

.ds-cell.dynamic {
    background: #16a34a;
    box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.18);
}

@media (max-width: 1300px) {
    .aspp-branches-showcase {
        grid-template-columns: repeat(4, minmax(150px, 1fr));
    }

    .aspp-branches-showcase > .aspp-node {
        grid-column: auto;
    }
}

@media (max-width: 1180px) {
    .advanced-summary,
    .pointwise-layout,
    .aspp-shape-flow,
    .dsconv-compare {
        grid-template-columns: 1fr;
    }

    .pointwise-stage-head,
    .pointwise-stage-body {
        grid-template-columns: 1fr;
    }

    .pointwise-arrow {
        transform: rotate(90deg);
    }

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

    .advanced-hero {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 820px) {
    .conv-subtabs,
    .advanced-hero-actions,
    .dsconv-controls {
        flex-direction: column;
    }

    .advanced-summary {
        grid-template-columns: 1fr;
    }

    .pointwise-outputs {
        grid-template-columns: 1fr;
    }
}