/* FRACTARIUM #86 Double Pendulum Poincaré Observatory — dedicated surface */
.page-double-pendulum-poincare-observatory {
    --poincare-ink: #e8fbf7;
    --poincare-muted: #a0bbb7;
    --poincare-dim: #6c8d88;
    --poincare-line: rgba(132, 235, 222, 0.24);
    --poincare-line-strong: rgba(132, 235, 222, 0.55);
    --poincare-surface: rgba(7, 18, 21, 0.86);
    --poincare-surface-deep: rgba(3, 10, 13, 0.92);
    --poincare-cyan: #7cf5e4;
    --poincare-green: #adffbc;
    --poincare-amber: #ffd48b;
    --poincare-violet: #c5a7ff;
    --poincare-danger: #ff9898;
}

.page-double-pendulum-poincare-observatory main {
    overflow: clip;
}

.page-double-pendulum-poincare-observatory .lab-hero {
    grid-template-columns: minmax(0, 1fr) minmax(190px, 250px);
    gap: 18px;
    padding-top: 18px;
    padding-bottom: 14px;
}

.page-double-pendulum-poincare-observatory .lab-hero h1 {
    margin-top: 8px;
    font-size: clamp(2rem, 4vw, 3.45rem);
}

.page-double-pendulum-poincare-observatory .lab-hero > *,
.page-double-pendulum-poincare-observatory .poincare-app {
    min-width: 0;
}

.page-double-pendulum-poincare-observatory .poincare-app {
    display: grid;
    gap: 1rem;
    width: min(100%, 1440px);
    margin: 0 auto;
    padding: 0 0 2.8rem;
    color: var(--poincare-ink);
    font-variant-numeric: tabular-nums;
}

.page-double-pendulum-poincare-observatory .poincare-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.85fr);
    gap: 1rem;
    align-items: start;
}

.page-double-pendulum-poincare-observatory .poincare-stage,
.page-double-pendulum-poincare-observatory .poincare-controls,
.page-double-pendulum-poincare-observatory .poincare-readouts,
.page-double-pendulum-poincare-observatory .poincare-diagnostics,
.page-double-pendulum-poincare-observatory .poincare-formula-note,
.page-double-pendulum-poincare-observatory .poincare-guide,
.page-double-pendulum-poincare-observatory .poincare-note-card {
    box-sizing: border-box;
    min-width: 0;
    border: 1px solid var(--poincare-line);
    border-radius: 0;
    background: var(--poincare-surface);
    box-shadow: 0 0 34px rgba(124, 245, 228, 0.1);
}

.page-double-pendulum-poincare-observatory .poincare-stage,
.page-double-pendulum-poincare-observatory .poincare-controls,
.page-double-pendulum-poincare-observatory .poincare-readouts,
.page-double-pendulum-poincare-observatory .poincare-diagnostics {
    padding: clamp(1rem, 2.4vw, 1.5rem);
}

.page-double-pendulum-poincare-observatory .poincare-section-heading {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.page-double-pendulum-poincare-observatory .poincare-section-heading > div {
    min-width: 0;
}

.page-double-pendulum-poincare-observatory .poincare-section-heading h2 {
    margin: 0;
    color: var(--poincare-ink);
    font-size: clamp(1.14rem, 2vw, 1.42rem);
    line-height: 1.25;
    letter-spacing: -0.01em;
}

.page-double-pendulum-poincare-observatory .poincare-section-heading .eyebrow {
    margin: 0 0 0.35rem;
    color: var(--poincare-green);
    font-size: 0.7rem;
    letter-spacing: 0.13em;
}

.page-double-pendulum-poincare-observatory .poincare-status-badge {
    flex: 0 0 auto;
    display: inline-flex;
    min-height: 30px;
    align-items: center;
    padding: 0.28rem 0.55rem;
    border: 1px solid rgba(173, 255, 188, 0.4);
    color: var(--poincare-green);
    background: rgba(173, 255, 188, 0.08);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.page-double-pendulum-poincare-observatory .poincare-status-badge--quiet {
    border-color: rgba(124, 245, 228, 0.28);
    color: var(--poincare-cyan);
    background: rgba(124, 245, 228, 0.05);
}

.page-double-pendulum-poincare-observatory .poincare-route-chip {
    display: inline-block;
    margin: -0.35rem 0 0.8rem;
    padding: 0.28rem 0.45rem;
    border: 1px solid rgba(173, 255, 188, 0.38);
    color: var(--poincare-green);
    font: 800 0.65rem/1.3 ui-monospace, SFMono-Regular, Consolas, monospace;
    letter-spacing: 0.08em;
}

.page-double-pendulum-poincare-observatory .poincare-canvas-frame {
    position: relative;
    width: 100%;
    min-width: 0;
    min-height: 300px;
    overflow: hidden;
    aspect-ratio: 12 / 7;
    border: 1px solid rgba(124, 245, 228, 0.25);
    background:
        linear-gradient(rgba(124, 245, 228, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(124, 245, 228, 0.045) 1px, transparent 1px),
        radial-gradient(circle at 34% 45%, rgba(124, 245, 228, 0.13), transparent 42%),
        #061114;
    background-size: 42px 42px, 42px 42px, auto, auto;
}

.page-double-pendulum-poincare-observatory #poincareCanvas {
    display: block;
    max-width: 100%;
    width: 100%;
    height: 100%;
    cursor: grab;
    outline: none;
    touch-action: none;
}

.page-double-pendulum-poincare-observatory #poincareCanvas:focus-visible {
    box-shadow: inset 0 0 0 2px var(--poincare-cyan);
}

.page-double-pendulum-poincare-observatory #poincareCanvas.is-dragging {
    cursor: grabbing;
}

.page-double-pendulum-poincare-observatory #poincareCanvas.is-unavailable {
    display: none;
}

.page-double-pendulum-poincare-observatory .poincare-canvas-fallback {
    position: absolute;
    inset: 0;
    display: grid;
    place-content: center;
    gap: 0.35rem;
    padding: 1rem;
    color: var(--poincare-ink);
    background: rgba(3, 10, 13, 0.96);
    text-align: center;
}

.page-double-pendulum-poincare-observatory .poincare-canvas-fallback[hidden] {
    display: none;
}

.page-double-pendulum-poincare-observatory .poincare-canvas-fallback strong {
    color: var(--poincare-amber);
}

.page-double-pendulum-poincare-observatory .poincare-canvas-fallback p {
    max-width: 38rem;
    margin: 0;
    color: var(--poincare-muted);
}

.page-double-pendulum-poincare-observatory .poincare-canvas-legend {
    position: absolute;
    top: 2.8rem;
    left: 0.7rem;
    display: grid;
    gap: 0.3rem;
    padding: 0.4rem 0.5rem;
    border: 1px solid rgba(124, 245, 228, 0.14);
    color: var(--poincare-muted);
    background: rgba(3, 10, 13, 0.78);
    font-size: 0.7rem;
    pointer-events: none;
}

.page-double-pendulum-poincare-observatory .poincare-canvas-legend span {
    display: flex;
    gap: 0.45rem;
    align-items: center;
}

.page-double-pendulum-poincare-observatory .poincare-legend-dot {
    display: inline-block;
    width: 9px;
    height: 9px;
    border-radius: 50%;
}

.page-double-pendulum-poincare-observatory .poincare-legend-dot--section {
    background: var(--poincare-cyan);
}

.page-double-pendulum-poincare-observatory .poincare-legend-dot--current {
    background: var(--poincare-amber);
}

.page-double-pendulum-poincare-observatory .poincare-legend-line {
    display: inline-block;
    width: 20px;
    border-top: 2px solid var(--poincare-violet);
}

.page-double-pendulum-poincare-observatory .poincare-canvas-help {
    position: absolute;
    right: 0.7rem;
    bottom: 0.65rem;
    left: 0.7rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.7rem;
    margin: 0;
    color: rgba(232, 251, 247, 0.74);
    font-size: 0.69rem;
    pointer-events: none;
}

.page-double-pendulum-poincare-observatory .poincare-canvas-help::first-line {
    background: rgba(3, 10, 13, 0.72);
}

.page-double-pendulum-poincare-observatory .poincare-field-foot {
    display: grid;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.page-double-pendulum-poincare-observatory .poincare-field-foot p,
.page-double-pendulum-poincare-observatory .poincare-model-note,
.page-double-pendulum-poincare-observatory .poincare-caveat,
.page-double-pendulum-poincare-observatory .poincare-note-card p,
.page-double-pendulum-poincare-observatory .poincare-formula-note > p,
.page-double-pendulum-poincare-observatory .poincare-guide li {
    color: var(--poincare-muted);
}

.page-double-pendulum-poincare-observatory .poincare-field-foot p {
    margin: 0;
    font-size: 0.8rem;
    line-height: 1.55;
}

.page-double-pendulum-poincare-observatory .poincare-field-foot strong,
.page-double-pendulum-poincare-observatory .poincare-field-foot code {
    color: var(--poincare-amber);
}

.page-double-pendulum-poincare-observatory .poincare-field-note {
    color: var(--poincare-dim) !important;
}

.page-double-pendulum-poincare-observatory .poincare-controls {
    min-width: 0;
}

.page-double-pendulum-poincare-observatory .poincare-controls .chamber-status {
    margin: -0.2rem 0 0.9rem;
}

.page-double-pendulum-poincare-observatory .poincare-controls .chamber-status dl {
    margin-bottom: 0;
}

.page-double-pendulum-poincare-observatory .poincare-preset-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.4rem;
    margin-bottom: 0.85rem;
}

.page-double-pendulum-poincare-observatory .poincare-preset-grid button,
.page-double-pendulum-poincare-observatory .poincare-action-row button,
.page-double-pendulum-poincare-observatory .poincare-output-row button {
    min-height: 44px;
    border: 1px solid var(--poincare-line);
    border-radius: 0;
    color: var(--poincare-muted);
    background: rgba(124, 245, 228, 0.05);
    font: 800 0.68rem/1.2 ui-monospace, SFMono-Regular, Consolas, monospace;
    letter-spacing: 0.045em;
    cursor: pointer;
}

.page-double-pendulum-poincare-observatory .poincare-preset-grid button:hover,
.page-double-pendulum-poincare-observatory .poincare-preset-grid button[aria-pressed="true"],
.page-double-pendulum-poincare-observatory .poincare-action-row button:hover,
.page-double-pendulum-poincare-observatory .poincare-output-row button:hover {
    border-color: var(--poincare-line-strong);
    color: var(--poincare-ink);
    background: rgba(124, 245, 228, 0.14);
}

.page-double-pendulum-poincare-observatory .poincare-preset-grid button:focus-visible,
.page-double-pendulum-poincare-observatory .poincare-action-row button:focus-visible,
.page-double-pendulum-poincare-observatory .poincare-output-row button:focus-visible,
.page-double-pendulum-poincare-observatory input:focus-visible,
.page-double-pendulum-poincare-observatory summary:focus-visible {
    outline: 3px solid var(--poincare-amber);
    outline-offset: 2px;
}

.page-double-pendulum-poincare-observatory .poincare-control-list {
    display: grid;
    gap: 0.65rem;
}

.page-double-pendulum-poincare-observatory .poincare-control {
    display: grid;
    gap: 0.25rem;
}

.page-double-pendulum-poincare-observatory .poincare-control > span {
    display: flex;
    justify-content: space-between;
    gap: 0.6rem;
    color: var(--poincare-ink);
    font-size: 0.81rem;
}

.page-double-pendulum-poincare-observatory .poincare-control output {
    color: var(--poincare-cyan);
    font: 700 0.75rem ui-monospace, SFMono-Regular, Consolas, monospace;
}

.page-double-pendulum-poincare-observatory .poincare-control small {
    color: var(--poincare-dim);
    font-size: 0.67rem;
}

.page-double-pendulum-poincare-observatory input[type="range"] {
    width: 100%;
    min-height: 44px;
    accent-color: var(--poincare-cyan);
}

.page-double-pendulum-poincare-observatory .poincare-action-row,
.page-double-pendulum-poincare-observatory .poincare-output-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-top: 0.9rem;
}

.page-double-pendulum-poincare-observatory .poincare-action-row button {
    flex: 1 1 82px;
}

.page-double-pendulum-poincare-observatory .poincare-action-row .button-primary {
    border-color: rgba(173, 255, 188, 0.55);
    color: #081513;
    background: var(--poincare-green);
}

.page-double-pendulum-poincare-observatory .poincare-status-line {
    min-height: 1.5rem;
    margin: 0.75rem 0 0;
    color: var(--poincare-green);
    font-size: 0.77rem;
    line-height: 1.45;
}

.page-double-pendulum-poincare-observatory .poincare-model-note {
    margin: 0.55rem 0 0;
    font-size: 0.72rem;
    line-height: 1.55;
}

.page-double-pendulum-poincare-observatory .poincare-readouts,
.page-double-pendulum-poincare-observatory .poincare-diagnostics {
    display: grid;
    gap: 0.8rem;
}

.page-double-pendulum-poincare-observatory .poincare-readout-grid,
.page-double-pendulum-poincare-observatory .poincare-diagnostic-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.55rem;
}

.page-double-pendulum-poincare-observatory .poincare-readout-grid > div,
.page-double-pendulum-poincare-observatory .poincare-diagnostic-grid > div {
    min-width: 0;
    padding: 0.65rem 0.7rem;
    border: 1px solid rgba(124, 245, 228, 0.14);
    background: rgba(3, 10, 13, 0.58);
}

.page-double-pendulum-poincare-observatory dt {
    color: var(--poincare-muted);
    font-size: 0.69rem;
}

.page-double-pendulum-poincare-observatory dd {
    margin: 0.28rem 0 0;
    overflow-wrap: anywhere;
    color: var(--poincare-ink);
    font: 700 0.88rem/1.3 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.page-double-pendulum-poincare-observatory .poincare-readout-grid small {
    display: block;
    margin-top: 0.25rem;
    color: var(--poincare-dim);
    font-size: 0.65rem;
    line-height: 1.35;
}

.page-double-pendulum-poincare-observatory .poincare-diagnostic-grid dd {
    color: var(--poincare-cyan);
    font-size: 0.75rem;
}

.page-double-pendulum-poincare-observatory .poincare-diagnostic-wide {
    grid-column: 1 / -1;
}

.page-double-pendulum-poincare-observatory .poincare-report-details {
    border-top: 1px solid var(--poincare-line);
}

.page-double-pendulum-poincare-observatory .poincare-report-details summary {
    padding: 0.75rem 0;
    color: var(--poincare-cyan);
    cursor: pointer;
}

.page-double-pendulum-poincare-observatory #poincareReportOutput {
    max-height: 23rem;
    overflow: auto;
    margin: 0;
    padding: 0.8rem;
    color: var(--poincare-muted);
    background: var(--poincare-surface-deep);
    font: 0.72rem/1.45 ui-monospace, SFMono-Regular, Consolas, monospace;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.page-double-pendulum-poincare-observatory .poincare-download {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    padding: 0 0.75rem;
    border: 1px solid rgba(255, 212, 139, 0.4);
    color: var(--poincare-amber);
    font-size: 0.75rem;
}

.page-double-pendulum-poincare-observatory .poincare-download[hidden] {
    display: none;
}

.page-double-pendulum-poincare-observatory .poincare-caveat {
    margin: 0;
    font-size: 0.76rem;
    line-height: 1.55;
}

.page-double-pendulum-poincare-observatory .poincare-notes-grid,
.page-double-pendulum-poincare-observatory .poincare-lower-grid {
    display: grid;
    gap: 1rem;
}

.page-double-pendulum-poincare-observatory .poincare-notes-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.page-double-pendulum-poincare-observatory .poincare-lower-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
}

.page-double-pendulum-poincare-observatory .poincare-note-card,
.page-double-pendulum-poincare-observatory .poincare-formula-note,
.page-double-pendulum-poincare-observatory .poincare-guide {
    padding: 1rem 1.1rem;
}

.page-double-pendulum-poincare-observatory .poincare-note-card .eyebrow,
.page-double-pendulum-poincare-observatory .poincare-formula-note .eyebrow,
.page-double-pendulum-poincare-observatory .poincare-guide .eyebrow {
    margin: 0 0 0.4rem;
    color: var(--poincare-green);
    font-size: 0.68rem;
    letter-spacing: 0.13em;
}

.page-double-pendulum-poincare-observatory .poincare-note-card h2,
.page-double-pendulum-poincare-observatory .poincare-formula-note h2,
.page-double-pendulum-poincare-observatory .poincare-guide h2 {
    margin: 0;
    color: var(--poincare-ink);
    font-size: 1.05rem;
    line-height: 1.3;
}

.page-double-pendulum-poincare-observatory .poincare-note-card p,
.page-double-pendulum-poincare-observatory .poincare-formula-note > p {
    margin: 0.65rem 0 0;
    font-size: 0.79rem;
    line-height: 1.6;
}

.page-double-pendulum-poincare-observatory .poincare-equation {
    display: grid;
    gap: 0.48rem;
    margin-top: 0.75rem;
    padding: 0.75rem 0.8rem;
    border-left: 2px solid var(--poincare-cyan);
    color: var(--poincare-amber);
    background: rgba(3, 10, 13, 0.54);
    font: 0.77rem/1.65 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.page-double-pendulum-poincare-observatory .poincare-equation p {
    margin: 0;
    color: var(--poincare-amber);
}

.page-double-pendulum-poincare-observatory .poincare-guide ol {
    margin: 0.75rem 0 0;
    padding-left: 1.2rem;
}

.page-double-pendulum-poincare-observatory .poincare-guide li {
    margin: 0.55rem 0;
    font-size: 0.79rem;
    line-height: 1.55;
}

@media (max-width: 1080px) {
    .page-double-pendulum-poincare-observatory .poincare-layout {
        grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.9fr);
    }

    .page-double-pendulum-poincare-observatory .poincare-readout-grid,
    .page-double-pendulum-poincare-observatory .poincare-diagnostic-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .page-double-pendulum-poincare-observatory .lab-hero {
        grid-template-columns: 1fr;
    }

    .page-double-pendulum-poincare-observatory .poincare-app {
        width: min(100%, calc(100% - 24px));
    }

    .page-double-pendulum-poincare-observatory .poincare-layout,
    .page-double-pendulum-poincare-observatory .poincare-notes-grid,
    .page-double-pendulum-poincare-observatory .poincare-lower-grid {
        grid-template-columns: 1fr;
    }

    .page-double-pendulum-poincare-observatory .poincare-canvas-frame {
        min-height: 0;
        aspect-ratio: 4 / 3;
    }
}

@media (max-width: 480px) {
    .page-double-pendulum-poincare-observatory .poincare-app {
        width: min(100%, calc(100% - 16px));
    }

    .page-double-pendulum-poincare-observatory .poincare-stage,
    .page-double-pendulum-poincare-observatory .poincare-controls,
    .page-double-pendulum-poincare-observatory .poincare-readouts,
    .page-double-pendulum-poincare-observatory .poincare-diagnostics {
        padding: 0.85rem;
    }

    .page-double-pendulum-poincare-observatory .poincare-section-heading {
        display: block;
    }

    .page-double-pendulum-poincare-observatory .poincare-section-heading .poincare-status-badge {
        margin-top: 0.6rem;
    }

    .page-double-pendulum-poincare-observatory .poincare-preset-grid {
        grid-template-columns: 1fr;
    }

    .page-double-pendulum-poincare-observatory .poincare-readout-grid,
    .page-double-pendulum-poincare-observatory .poincare-diagnostic-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .page-double-pendulum-poincare-observatory .poincare-canvas-frame {
        min-height: 0;
        aspect-ratio: 4 / 3;
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-double-pendulum-poincare-observatory .poincare-canvas-frame {
        scroll-behavior: auto;
    }
}