/* Catastrophe Surface Observatory: dedicated presentation layer */
.catastrophe-app {
    --cat-bg: #061923;
    --cat-panel: rgba(6, 29, 39, .96);
    --cat-panel-deep: rgba(3, 18, 28, .94);
    --cat-line: rgba(125, 223, 201, .24);
    --cat-line-strong: rgba(125, 223, 201, .52);
    --cat-ink: #effff9;
    --cat-muted: #a9c9c4;
    --cat-accent: #79e3c8;
    --cat-gold: #f6c66a;
    --cat-coral: #ef9074;
    --cat-violet: #b99cff;
    color: var(--cat-ink);
    overflow-wrap: anywhere;
}
.catastrophe-app *,
.catastrophe-app *::before,
.catastrophe-app *::after { box-sizing: border-box; }
.catastrophe-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(290px, .85fr);
    gap: 20px;
    align-items: start;
}
.catastrophe-stage,
.catastrophe-controls,
.catastrophe-equilibria,
.catastrophe-diagnostics,
.catastrophe-notes article,
.catastrophe-guide,
.catastrophe-formula-note {
    background: linear-gradient(135deg, var(--cat-panel), var(--cat-panel-deep));
    border: 1px solid var(--cat-line);
    box-shadow: 0 16px 42px rgba(0, 0, 0, .18);
}
.catastrophe-stage { padding: clamp(18px, 3vw, 30px); }
.catastrophe-controls { padding: 20px; }
.catastrophe-stage__head,
.catastrophe-controls__head,
.catastrophe-card-head {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
}
.catastrophe-route-chip,
.catastrophe-stage .eyebrow,
.catastrophe-card-head .eyebrow {
    margin: 0 0 8px;
    color: var(--cat-accent);
    font-size: .72rem;
    letter-spacing: .14em;
    font-weight: 700;
}
.catastrophe-stage h2,
.catastrophe-controls h2,
.catastrophe-equilibria h2,
.catastrophe-diagnostics h2,
.catastrophe-notes h2,
.catastrophe-guide h2 {
    margin: 0;
    color: var(--cat-ink);
    font-size: clamp(1.08rem, 2vw, 1.55rem);
    line-height: 1.2;
}
.catastrophe-stage__head > div > p:not(.eyebrow):not(.catastrophe-route-chip) {
    max-width: 68ch;
    margin: 12px 0 0;
    color: var(--cat-muted);
    line-height: 1.65;
}
.catastrophe-state-badge,
.catastrophe-readout-badge {
    display: inline-flex;
    min-width: 74px;
    min-height: 32px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--cat-line-strong);
    color: var(--cat-accent);
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .1em;
    white-space: nowrap;
}
.catastrophe-state-badge[data-state="running"] { color: var(--cat-gold); border-color: rgba(246, 198, 106, .65); }
.catastrophe-state-badge[data-state="dirty"] { color: var(--cat-coral); border-color: rgba(239, 144, 116, .65); }
.catastrophe-state-badge[data-state="computed"] { color: #b6f9b1; border-color: rgba(182, 249, 177, .65); }
.catastrophe-canvas-frame {
    position: relative;
    margin-top: 22px;
    overflow: hidden;
    border: 1px solid var(--cat-line);
    background: var(--cat-bg);
}
#catastropheCanvas {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 5 / 3;
    min-height: 280px;
    outline: none;
    touch-action: none;
}
#catastropheCanvas:focus-visible { box-shadow: inset 0 0 0 3px rgba(246, 198, 106, .9); }
.catastrophe-canvas-legend {
    position: absolute;
    right: 14px;
    bottom: 12px;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px 14px;
    color: #c9e7e2;
    font-size: .72rem;
    pointer-events: none;
}
.catastrophe-canvas-legend span { display: inline-flex; gap: 6px; align-items: center; }
.catastrophe-canvas-legend i {
    width: 10px;
    height: 10px;
    display: inline-block;
    border-radius: 50%;
}
.catastrophe-legend-fold { background: var(--cat-gold); }
.catastrophe-legend-stable { background: var(--cat-accent); }
.catastrophe-legend-unstable { background: var(--cat-coral); }
.catastrophe-legend-current { background: var(--cat-violet); }
.catastrophe-canvas-fallback {
    margin-top: 16px;
    padding: 14px;
    border-left: 3px solid var(--cat-gold);
    background: rgba(246, 198, 106, .08);
    color: #d7ece8;
}
.catastrophe-canvas-fallback p { margin: 6px 0 0; color: var(--cat-muted); }
#catastropheFallbackSummary {
    margin-top: 8px;
    color: var(--cat-ink);
    font: .82rem/1.6 ui-monospace, SFMono-Regular, Consolas, monospace;
}
.catastrophe-canvas-help,
.catastrophe-live {
    color: var(--cat-muted);
    font-size: .82rem;
    line-height: 1.55;
}
.catastrophe-canvas-help { margin: 12px 0 0; }
.catastrophe-live { min-height: 1.4em; margin: 6px 0 0; color: #c8e8e3; }
.catastrophe-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 9px;
    margin: 20px 0 0;
}
.catastrophe-metrics div,
.catastrophe-readout-grid div {
    min-width: 0;
    padding: 11px 12px;
    border: 1px solid rgba(129, 221, 205, .17);
    background: rgba(4, 18, 27, .46);
}
.catastrophe-metrics dt,
.catastrophe-readout-grid dt {
    color: var(--cat-muted);
    font-size: .7rem;
    letter-spacing: .06em;
    text-transform: uppercase;
}
.catastrophe-metrics dd,
.catastrophe-readout-grid dd {
    margin: 5px 0 0;
    color: var(--cat-ink);
    font: 700 .96rem/1.2 ui-monospace, SFMono-Regular, Consolas, monospace;
    overflow-wrap: anywhere;
}
.catastrophe-controls__head { align-items: center; }
.catastrophe-controls__head h2 { font-size: 1.15rem; }
.catastrophe-control-group {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid rgba(129, 221, 205, .16);
}
.catastrophe-section-heading {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 10px;
}
.catastrophe-section-heading h3,
.catastrophe-shortcut-note h3 {
    margin: 0;
    color: #dff7f1;
    font-size: .76rem;
    letter-spacing: .12em;
}
.catastrophe-section-heading span,
.catastrophe-range-label output {
    color: var(--cat-accent);
    font: 700 .78rem ui-monospace, SFMono-Regular, Consolas, monospace;
}
.catastrophe-preset-grid,
.catastrophe-action-grid,
.catastrophe-view-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}
.catastrophe-preset-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.catastrophe-view-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.catastrophe-controls button,
.catastrophe-diagnostics > button,
.catastrophe-output-row button {
    min-width: 0;
    min-height: 44px;
    border: 1px solid rgba(129, 221, 205, .3);
    background: rgba(9, 42, 48, .64);
    color: #e7fbf5;
    cursor: pointer;
    font: inherit;
    font-size: .72rem;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: .05em;
    transition: border-color .16s ease, background-color .16s ease, transform .16s ease;
}
.catastrophe-controls button:hover,
.catastrophe-diagnostics > button:hover,
.catastrophe-output-row button:hover { border-color: var(--cat-accent); background: rgba(20, 75, 74, .72); }
.catastrophe-controls button:active,
.catastrophe-diagnostics > button:active,
.catastrophe-output-row button:active { transform: translateY(1px); }
.catastrophe-controls button:focus-visible,
.catastrophe-diagnostics button:focus-visible,
.catastrophe-output-row button:focus-visible {
    outline: 3px solid rgba(246, 198, 106, .88);
    outline-offset: 2px;
}
.catastrophe-controls button.is-active,
.catastrophe-controls button.primary-control {
    border-color: var(--cat-accent);
    background: rgba(33, 128, 111, .78);
    color: #fff;
}
.catastrophe-controls button.danger-control { border-color: rgba(246, 198, 106, .5); }
.catastrophe-range-label {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    margin-top: 12px;
    color: #e1f4ef;
    font-size: .84rem;
}
.catastrophe-range-label output { font-size: .84rem; }
.catastrophe-controls input[type="range"] {
    width: 100%;
    margin: 10px 0 0;
    accent-color: var(--cat-accent);
}
.catastrophe-control-help,
.catastrophe-shortcut-note p {
    margin: 9px 0 0;
    color: var(--cat-muted);
    font-size: .78rem;
    line-height: 1.55;
}
.catastrophe-shortcut-note {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid rgba(129, 221, 205, .16);
}
.catastrophe-shortcut-note kbd {
    padding: 1px 5px;
    border: 1px solid rgba(129, 221, 205, .32);
    color: var(--cat-ink);
    font: .75rem ui-monospace, SFMono-Regular, Consolas, monospace;
}
.catastrophe-results {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 20px;
    margin-top: 20px;
}
.catastrophe-equilibria,
.catastrophe-diagnostics,
.catastrophe-notes article,
.catastrophe-guide,
.catastrophe-formula-note { padding: 22px; }
.catastrophe-table-wrap {
    margin-top: 16px;
    overflow-x: auto;
    border: 1px solid rgba(129, 221, 205, .18);
}
.catastrophe-table-wrap table {
    width: 100%;
    min-width: 600px;
    border-collapse: collapse;
    font-size: .74rem;
}
.catastrophe-table-wrap th,
.catastrophe-table-wrap td {
    padding: 10px 11px;
    border-bottom: 1px solid rgba(129, 221, 205, .13);
    text-align: left;
    vertical-align: top;
}
.catastrophe-table-wrap th {
    color: var(--cat-accent);
    font-size: .68rem;
    letter-spacing: .08em;
    white-space: nowrap;
}
.catastrophe-table-wrap td {
    color: #e0f4ee;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}
.catastrophe-table-wrap tr:last-child td { border-bottom: 0; }
.catastrophe-stability-stable { color: var(--cat-accent) !important; }
.catastrophe-stability-unstable { color: var(--cat-coral) !important; }
.catastrophe-stability-neutral { color: var(--cat-gold) !important; }
.catastrophe-readout-note,
.catastrophe-diagnostics-note {
    margin: 14px 0 0;
    color: var(--cat-muted);
    font-size: .78rem;
    line-height: 1.55;
}
.catastrophe-diagnostics > button { width: 100%; margin-top: 14px; }
.catastrophe-output-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 8px;
}
.catastrophe-report-details {
    margin-top: 12px;
    border-top: 1px solid rgba(129, 221, 205, .16);
}
.catastrophe-report-details summary {
    min-height: 44px;
    padding: 12px 0;
    color: var(--cat-accent);
    cursor: pointer;
    font-size: .8rem;
    font-weight: 700;
}
.catastrophe-report-details pre {
    max-height: 260px;
    margin: 0;
    padding: 12px;
    overflow: auto;
    background: rgba(2, 14, 23, .6);
    color: #d8f5ed;
    font: .72rem/1.55 ui-monospace, SFMono-Regular, Consolas, monospace;
    white-space: pre-wrap;
}
.catastrophe-notes {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 20px;
}
.catastrophe-notes article p,
.catastrophe-notes article li,
.catastrophe-guide p,
.catastrophe-guide li,
.catastrophe-formula-note p {
    color: var(--cat-muted);
    font-size: .81rem;
    line-height: 1.65;
}
.catastrophe-notes article p:not(.eyebrow),
.catastrophe-guide p:not(.eyebrow),
.catastrophe-formula-note p { margin: 12px 0 0; }
.catastrophe-notes article ul,
.catastrophe-guide ul { margin: 12px 0 0; padding-left: 1.15rem; }
.catastrophe-notes code,
.catastrophe-guide code,
.catastrophe-formula-note code { color: #f4e1a7; }
.catastrophe-formula { color: var(--cat-ink) !important; line-height: 2 !important; }
.catastrophe-formula-wrap {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
    gap: 20px;
    margin-top: 20px;
}
.catastrophe-formula-note { align-self: start; }
.catastrophe-formula-note summary {
    min-height: 44px;
    padding: 12px 0;
    color: var(--cat-accent);
    cursor: pointer;
    font-weight: 700;
}
.catastrophe-guide__local { color: #dff7f1 !important; }
.catastrophe-lower-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 20px;
}
@media (max-width: 980px) {
    .catastrophe-layout { grid-template-columns: 1fr; }
    .catastrophe-controls { order: -1; }
    .catastrophe-results,
    .catastrophe-formula-wrap { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
    .catastrophe-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .catastrophe-notes,
    .catastrophe-lower-grid { grid-template-columns: 1fr; }
    .catastrophe-stage__head,
    .catastrophe-card-head { display: block; }
    .catastrophe-state-badge,
    .catastrophe-readout-badge { margin-top: 12px; }
}
@media (max-width: 430px) {
    .catastrophe-stage,
    .catastrophe-controls,
    .catastrophe-equilibria,
    .catastrophe-diagnostics,
    .catastrophe-notes article,
    .catastrophe-guide,
    .catastrophe-formula-note { padding: 16px; }
    .catastrophe-stage h2,
    .catastrophe-controls h2,
    .catastrophe-equilibria h2,
    .catastrophe-diagnostics h2,
    .catastrophe-notes h2,
    .catastrophe-guide h2 { font-size: 1.08rem; }
    .catastrophe-preset-grid,
    .catastrophe-view-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .catastrophe-action-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    #catastropheCanvas { min-height: 220px; }
    .catastrophe-canvas-legend { left: 10px; right: 10px; justify-content: flex-start; font-size: .66rem; }
}
@media (prefers-reduced-motion: reduce) {
    .catastrophe-app *,
    .catastrophe-app *::before,
    .catastrophe-app *::after {
        scroll-behavior: auto !important;
        transition: none !important;
        animation: none !important;
    }
}

.catastrophe-results > *,
.catastrophe-formula-wrap > *,
.catastrophe-lower-grid > * { min-width: 0; }
.catastrophe-table-wrap { max-width: 100%; }