body { background-color: var(--canvas); color: var(--ink); }

.sim-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem clamp(1rem, 4vw, 2rem) 3rem;
}

/* Header */
.sim-header { text-align: center; margin-bottom: 1.25rem; }
.sim-header h1 {
    font-family: 'Crimson Pro', serif;
    font-size: clamp(1.6rem, 4vw, 2.1rem);
    font-weight: 700; color: var(--info-strong);
    margin-bottom: 0.25rem;
}
.sim-header p { color: var(--ink-60); font-size: 0.95rem; max-width: 620px; margin: 0 auto; }
.guide-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 0.9rem;
    padding: 0.45rem 1.1rem;
    background: transparent; border: 1px solid var(--rule); border-radius: var(--r-sm); color: var(--ink-60);
    font-size: 0.82rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    letter-spacing: 0.01em;
}
.guide-link:hover { border-color: var(--keyline); color: var(--info-strong); }
.guide-link svg { flex-shrink: 0; }

/* Layout */
.sim-layout {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Panel */
.panel { background: var(--surface); border-radius: var(--r-sm);
    padding: 1.25rem 1.5rem; box-shadow: none;
}
.panel-title {
    font-family: 'Crimson Pro', serif;
    font-size: 1.05rem; color: var(--info-strong);
    margin-bottom: 0.85rem;
    padding-bottom: 0.6rem; border-bottom: 1px solid var(--rule);
}

/* Form */
.form-group { margin-bottom: 1.1rem; }
.form-group label {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 0.3em;
    margin-bottom: 0.4rem;
    font-size: 0.88rem;
    font-weight: 500; color: var(--ink-70);
}
.form-group label span { color: var(--ink-60); font-weight: 400; font-size: 0.8rem; }

input[type="number"] {
    width: 100%;
    padding: 0.6rem 0.85rem; background: var(--canvas); border: 2px solid var(--rule); border-radius: var(--r-sm); color: var(--ink);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.95rem;
    box-sizing: border-box;
    transition: border-color 0.2s ease;
}
input[type="number"]:focus { outline: none; border-color: var(--keyline); }

/* Volatility selector */
.vol-selector { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.5rem; }
.vol-btn {
    padding: 0.6rem 0; border-radius: var(--r-sm); border: 2px solid var(--rule); background: var(--canvas); color: var(--ink-60);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}
.vol-btn:hover { border-color: var(--keyline); color: var(--info-strong); }
.vol-btn.active { background: var(--ink); border-color: var(--keyline); color: white; }
.vol-btn .vol-label { display: block; font-size: 0.72rem; font-weight: 400; margin-top: 0.15rem; opacity: 0.85; }

/* Offer type toggle */
.type-toggle { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem; margin-bottom: 1.25rem; }
.type-btn {
    padding: 0.6rem; border-radius: var(--r-sm); border: 2px solid var(--rule); background: var(--canvas); color: var(--ink-60);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}
.type-btn.active { background: var(--ink); border-color: var(--keyline); color: white; }

/* Wager field – conditionally shown */
.wager-field { display: none; }
.wager-field.visible { display: block; }

/* Run button */
.run-btn {
    width: 100%;
    padding: 0.9rem;
    background: var(--positive);
    color: white;
    border: none; border-radius: var(--r-sm);
    font-family: 'Work Sans', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1.25rem;
    letter-spacing: 0.03em;
}
.run-btn:hover { transform: translateY(-2px); box-shadow: none; }
.run-btn:active { transform: translateY(0); }
.run-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* Sim count */
.sim-count-row { display: flex; align-items: center; gap: 0.75rem; margin-top: 1rem; }
.sim-count-row label { font-size: 0.82rem; color: var(--ink-60); white-space: nowrap; }
.sim-count-row select { background: var(--canvas); border: 2px solid var(--rule); border-radius: var(--r-sm); color: var(--ink-60);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.85rem;
    padding: 0.4rem 0.6rem;
    cursor: pointer;
}

/* Results panel */
.results-panel { display: none; }
.results-panel.visible { display: block; }

/* Stats grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}
.stat-box { background: var(--canvas); border-radius: var(--r-sm);
    padding: 1rem;
    text-align: center; border: 1px solid var(--rule);
}
.stat-box.highlight { border-color: var(--keyline); }
.stat-box.positive { border-color: var(--positive); }
.stat-box.negative { border-color: var(--negative); }
.stat-box-label { font-size: 0.75rem; color: var(--ink-60); margin-bottom: 0.35rem; text-transform: uppercase; letter-spacing: 0.05em; }
.stat-box-value { font-family: 'Crimson Pro', serif; font-size: 1.5rem; font-weight: 700; color: var(--ink); }
.stat-box-value.green { color: var(--positive); }
.stat-box-value.red { color: var(--negative); }
.stat-box-value.orange { color: var(--info-strong); }
.stat-box-sub { font-size: 0.72rem; color: var(--ink-60); margin-top: 0.2rem; }

/* Percentile bar */
.percentile-section { margin-bottom: 1.25rem; }
.percentile-title { font-size: 0.82rem; color: var(--ink-60); margin-bottom: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; }
.percentile-row { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.5rem; }
.percentile-label { font-size: 0.8rem; color: var(--ink-60); width: 80px; flex-shrink: 0; }
.percentile-bar-wrap { flex: 1; background: var(--canvas); border-radius: var(--r-sm); height: 8px; overflow: hidden; }
.percentile-bar { height: 100%; border-radius: var(--r-sm); transition: width 0.6s ease; }
.percentile-value { font-size: 0.85rem; font-weight: 600; width: 60px; text-align: right; flex-shrink: 0; }

/* Chart */
.chart-wrap { position: relative; height: 200px; margin-bottom: 1.25rem; }

/* Info callout */
.callout { background: var(--canvas);
    border-left: 3px solid var(--caution-deep);
    border-radius: var(--r-sm);
    padding: 0.85rem 1rem;
    font-size: 0.85rem; color: var(--ink-60);
    line-height: 1.6;
}
.callout strong { color: var(--caution-deep); }

/* Placeholder */
.placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 380px; color: var(--ink-70);
    text-align: center;
}
.placeholder-icon { font-size: 3rem; margin-bottom: 1rem; opacity: 0.5; }
.placeholder p { font-size: 0.95rem; }

/* Probability pill */
.prob-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}
.prob-pill { background: var(--canvas); border-radius: var(--r-sm);
    padding: 0.85rem 1rem;
    text-align: center; border: 1px solid var(--rule);
}
.prob-pill-label { font-size: 0.75rem; color: var(--ink-60); margin-bottom: 0.3rem; }
.prob-pill-value { font-family: 'Crimson Pro', serif; font-size: 1.6rem; font-weight: 700; }

/* === Compact input bar === */
.input-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.75rem;
}
.input-top .type-toggle {
    margin-bottom: 0;
    flex: 1 1 420px;
    max-width: 620px;
}
.input-top-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}
.input-top-right select { background: var(--canvas); border: 2px solid var(--rule); border-radius: var(--r-sm); color: var(--ink);
    padding: 0.5rem 0.7rem;
    font-family: 'Work Sans', sans-serif;
    font-size: 0.85rem;
    cursor: pointer;
}
.input-top-right .run-btn {
    margin-top: 0;
    width: auto;
    padding: 0.65rem 1.75rem;
    font-size: 0.92rem;
}

.input-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem 0.85rem;
}
.input-grid .form-group {
    margin-bottom: 0;
    flex: 1 1 140px;
    min-width: 0;
}
.input-grid label {
    font-size: 0.75rem;
    margin-bottom: 0.3rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.input-grid label span {
    white-space: nowrap;
}
.input-grid input,
.input-grid select {
    width: 100%;
    padding: 0.45rem 0.6rem;
    font-size: 0.85rem;
    box-sizing: border-box;
}
.input-grid select { background: var(--canvas); border: 2px solid var(--rule); border-radius: var(--r-sm); color: var(--ink);
    font-family: 'Work Sans', sans-serif;
    cursor: pointer;
}
.custom-outcome-row { align-items: end; margin-top: 0.5rem; }
.custom-outcome-row .custom-remove { flex: 0 0 auto; margin-bottom: 0; }
.custom-add { margin-top: 0.6rem; }
.input-section {
    flex: 0 0 100%;
    font-size: 0.7rem; color: var(--info-strong);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    font-weight: 700; border-top: 1px solid var(--rule);
    padding-top: 0.55rem;
    margin-top: 0.1rem;
}
.input-section:first-child {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}
.wager-field { display: none; }
.wager-field.visible { display: contents; }

/* === Compact metric strip (7 cards in one row) === */
.metric-strip {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-bottom: 0.85rem;
}
.metric-card { background: var(--canvas); border-radius: var(--r-sm);
    padding: 0.6rem 0.4rem;
    text-align: center; border: 1px solid var(--rule);
}
.metric-card.highlight { border-color: var(--keyline); }
.metric-card.positive  { border-color: var(--positive); }
.metric-card.negative  { border-color: var(--negative); }
.metric-card-label {
    font-size: 0.66rem; color: var(--ink-60);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    line-height: 1.1;
}
.metric-card-value {
    font-family: 'Crimson Pro', serif;
    font-size: 1.08rem;
    font-weight: 700; color: var(--ink);
    line-height: 1.15;
}
.metric-card-value.green  { color: var(--positive); }
.metric-card-value.red    { color: var(--negative); }
.metric-card-value.orange { color: var(--info-strong); }

/* === Compact percentile strip (5 cells in one row) === */
.percentile-strip {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.4rem;
    margin-bottom: 0.85rem; background: var(--canvas); border: 1px solid var(--rule); border-radius: var(--r-sm);
    padding: 0.55rem 0.5rem;
}
.percentile-cell { text-align: center; }
.percentile-cell-label {
    font-size: 0.65rem; color: var(--ink-60);
    margin-bottom: 0.15rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.percentile-cell-value {
    font-family: 'Crimson Pro', serif;
    font-size: 1rem;
    font-weight: 700;
}

/* === Side-by-side charts === */
.chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
    margin-bottom: 0.85rem;
}
/* Grid items default to min-width:auto, which lets a Chart.js canvas force the
   column wider than its cell. min-width:0 lets the column shrink as intended. */
.chart-block { min-width: 0; }
.chart-block .chart-title {
    font-size: 0.7rem; color: var(--ink-60);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.chart-block .chart-wrap {
    height: 180px;
    margin-bottom: 0;
    width: 100%;
    overflow: hidden;
}
/* Keep the responsive canvas inside its wrap so it cannot escape the cell. */
.chart-wrap canvas {
    max-width: 100%;
    display: block;
}

/* === Compact placeholder === */
.placeholder { min-height: 180px; }
.placeholder-icon { font-size: 2.2rem; margin-bottom: 0.5rem; }

/* === Basic / Advanced results toggle === */
.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.85rem;
    padding-bottom: 0.6rem; border-bottom: 1px solid var(--rule);
}
.results-header .panel-title { margin-bottom: 0; padding-bottom: 0; border-bottom: 0; }
.results-toggle { display: flex; gap: 0.35rem; }
.res-mode-btn {
    padding: 0.28rem 0.75rem; border-radius: var(--r-sm); border: 1.5px solid var(--rule); background: var(--canvas); color: var(--ink-60);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.18s;
    letter-spacing: 0.03em;
}
.res-mode-btn.active { background: var(--ink); border-color: var(--keyline); color: var(--surface); }
.sim-mode-toggle { display: flex; gap: 0.35rem; align-items: center; }
.sim-mode-btn {
    padding: 0.28rem 0.7rem; border-radius: var(--r-sm); border: 1.5px solid var(--rule); background: var(--canvas); color: var(--ink-60);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.18s;
    letter-spacing: 0.03em;
    white-space: nowrap;
}
.sim-mode-btn.active { background: var(--wash-2); border-color: var(--rule); color: var(--ink); }
/* Advanced-only elements: hidden in basic, shown in advanced */
.adv-only { display: none !important; }
.results-panel.results-advanced .adv-only { display: block !important; }
.results-panel.results-advanced .percentile-strip.adv-only { display: grid !important; }
/* Metric strip: 3 cols in basic (Mean / Bust or StdDev / Time), 7 in advanced */
.results-panel:not(.results-advanced) .metric-strip { grid-template-columns: repeat(3, 1fr); }
/* Chart grid: 1 col in basic, 2 in advanced */
.results-panel:not(.results-advanced) .chart-grid { grid-template-columns: 1fr !important; }

@media (max-width: 900px) {
    .metric-strip { grid-template-columns: repeat(4, 1fr); }
    .chart-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .metric-strip { grid-template-columns: repeat(2, 1fr); }
    .percentile-strip { padding: 0.4rem 0.3rem; }
    .percentile-cell-value { font-size: 0.85rem; }
    .input-top { flex-direction: column; align-items: stretch; }
    .input-top .type-toggle { max-width: none; }
    .type-toggle { grid-template-columns: repeat(2, 1fr); }
    .input-top-right { justify-content: space-between; }
}

/* Paywall */
.paywall-card { background: var(--surface); border-radius: var(--r-sm); border: 2px solid var(--rule);
    padding: 4rem 2rem;
    text-align: center; box-shadow: none;
}
.paywall-card h2 {
    font-family: 'Crimson Pro', serif;
    font-size: 2rem; color: var(--info-strong);
    margin-bottom: 1rem;
}
.paywall-card p { color: var(--ink-60);
    font-size: 1.05rem;
    max-width: 500px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}
.paywall-features {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
    display: inline-block;
    text-align: left;
}
.paywall-features li { color: var(--ink-70);
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
}
.paywall-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--positive);
    font-weight: bold;
}
.paywall-btn {
    display: inline-block;
    padding: 0.875rem 2.5rem; background: var(--ink);
    color: white;
    text-decoration: none; border-radius: var(--r-sm);
    font-size: 1.05rem;
    font-weight: 600;
    transition: all 0.3s ease; box-shadow: none;
}
.paywall-btn:hover { transform: translateY(-2px); box-shadow: none; }
.paywall-signin { display: block; color: var(--ink-60); font-size: 0.9rem; margin-top: 1rem; }
.paywall-signin a { color: var(--info-strong); }

/* Deposit Match game selector */
.dm-game-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.5rem; margin-bottom: 0.85rem; }
.dm-game-btn {
    padding: 0.6rem; border-radius: var(--r-sm); border: 2px solid var(--rule); background: var(--canvas); color: var(--ink-60);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    line-height: 1.3;
}
.dm-game-btn:hover { border-color: var(--keyline); color: var(--info-strong); }
.dm-game-btn.active { background: var(--ink); border-color: var(--keyline); color: white; }
.dm-game-btn span { display: block; font-size: 0.68rem; font-weight: 400; opacity: 0.85; margin-top: 0.15rem; }
.dm-wr-note { font-size: 0.73rem; color: var(--ink-60); margin-top: 0.3rem; }

/* Wagering order three-way toggle */
.dm-order-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.5rem; flex: 0 0 100%; }
.dm-order-btn {
    padding: 0.55rem 0.4rem; border-radius: var(--r-sm); border: 2px solid var(--rule); background: var(--canvas); color: var(--ink-60);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    line-height: 1.3;
}
.dm-order-btn:hover { border-color: var(--keyline); color: var(--info-strong); }
.dm-order-btn.active { background: var(--ink); border-color: var(--keyline); color: white; }
.dm-order-btn span { display: block; font-size: 0.65rem; font-weight: 400; opacity: 0.8; margin-top: 0.15rem; }

/* Target profit result card */
.target-card {
    display: none; background: var(--canvas); border: 2px solid var(--keyline); border-radius: var(--r-sm);
    padding: 0.85rem 1.25rem;
    margin-bottom: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.target-card.hidden { display: none; }
.target-card-label { font-size: 0.8rem; color: var(--ink-60); }
.target-card-label strong { color: var(--caution-deep); }
.target-card-value {
    font-family: 'Crimson Pro', serif;
    font-size: 2rem;
    font-weight: 700; color: var(--info-strong);
    line-height: 1;
}

/* ============================================================
   Lab: stage-based offer builder
   ============================================================ */

/* Beta marker on the h1 */
.beta-pill {
    display: inline-block;
    margin-left: 0.55rem;
    padding: 0.15rem 0.6rem; border-radius: var(--r-sm);
    border: 1px solid var(--caution-deep); color: var(--caution-deep);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    vertical-align: middle;
}

/* Saved setups bar */
.setups-bar {
    display: none;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
    padding-bottom: 0.9rem; border-bottom: 1px solid var(--rule);
}
.setups-bar.visible { display: flex; }
/* Two groups: one acts on the selected setup, one creates a new one. The rule
   between them is what tells you which buttons belong to which field. */
.setups-group { display: flex; align-items: center; gap: 0.45rem; flex-wrap: wrap; }
.setups-divider { width: 1px; height: 24px; background: var(--wash-2); flex-shrink: 0; }
.setups-bar select, .setups-bar input[type="text"] { background: var(--canvas); border: 1.5px solid var(--rule); border-radius: var(--r-sm); color: var(--ink);
    padding: 0.4rem 0.6rem;
    font-family: 'Work Sans', sans-serif;
    font-size: 0.78rem;
}
.setups-bar select:focus, .setups-bar input[type="text"]:focus { outline: none; border-color: var(--keyline); }
.setups-bar select { min-width: 200px; cursor: pointer; }
.setups-bar input[type="text"] { width: 170px; }
.setups-bar input[type="text"]::placeholder { color: var(--ink-70); }

.setups-meta {
    flex: 1 1 100%;
    display: flex;
    align-items: center;
    gap: 0.9rem;
    flex-wrap: wrap;
    font-size: 0.72rem; color: var(--ink-60);
    margin-top: 0.15rem;
}
.setups-dirty { display: none; align-items: center; gap: 0.35rem; color: var(--caution-deep); }
.setups-dirty.on { display: inline-flex; }
.setups-dirty .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--caution-deep); }
.setup-msg { font-size: 0.72rem; color: var(--ink-60); }
.setup-msg.ok  { color: var(--positive); }
.setup-msg.err { color: var(--negative); }

/* Save is the action people want; Delete is the one that destroys work. */
.preset-btn.primary { background: var(--ink); border-color: var(--keyline); color: var(--surface); }
.preset-btn.primary:hover { background: var(--ink-strong); border-color: var(--keyline); color: var(--surface); }
.preset-btn.danger { color: var(--negative); border-color: var(--negative-20); }
.preset-btn.danger:hover { border-color: var(--negative); color: var(--negative); }
.preset-btn[disabled] { opacity: 0.4; cursor: not-allowed; }
.preset-btn.primary[disabled]:hover { background: var(--ink); border-color: var(--keyline); }

@media (max-width: 700px) {
    .setups-group { flex: 1 1 100%; }
    .setups-divider { display: none; }
    .setups-bar select, .setups-bar input[type="text"] { flex: 1 1 auto; min-width: 0; width: auto; }
}

/* Preset loader */
.preset-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
    padding-bottom: 0.9rem; border-bottom: 1px solid var(--rule);
}
.preset-bar .preset-label {
    font-size: 0.7rem; color: var(--ink-60);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    font-weight: 700;
    margin-right: 0.15rem;
}
.preset-btn {
    padding: 0.35rem 0.8rem; border-radius: var(--r-sm); border: 1.5px solid var(--rule); background: var(--canvas); color: var(--ink-60);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.18s;
    white-space: nowrap;
}
.preset-btn:hover { border-color: var(--keyline); color: var(--info-strong); }

/* Stage card */
.stage-card { background: var(--canvas); border: 1px solid var(--rule); border-radius: var(--r-sm);
    margin-bottom: 0.85rem;
    overflow: hidden;
    transition: border-color 0.2s ease, opacity 0.2s ease;
}
.stage-card.on { border-color: var(--keyline); }
.stage-card.off .stage-body { display: none; }
.stage-card.off { opacity: 0.62; }

.stage-head {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.7rem 0.95rem;
    background: var(--wash-2);
    cursor: pointer;
    user-select: none;
}
.stage-head:hover { background: var(--wash); }
.stage-num {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    border-radius: 50%; background: var(--wash-2); color: var(--ink-60);
    font-size: 0.72rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}
.stage-card.on .stage-num { background: var(--ink); color: var(--surface); }
.stage-head-text { flex: 1; min-width: 0; }
.stage-title {
    font-size: 0.9rem;
    font-weight: 700; color: var(--ink);
    line-height: 1.2;
}
.stage-card.off .stage-title { color: var(--ink-60); }
.stage-sub {
    font-size: 0.73rem; color: var(--ink-60);
    margin-top: 0.1rem;
}

/* Toggle switch */
.switch {
    position: relative;
    flex-shrink: 0;
    width: 38px;
    height: 21px; border-radius: var(--r-sm); background: var(--wash-2);
    border: none;
    cursor: pointer;
    transition: background 0.2s ease;
    padding: 0;
}
.switch::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 3px;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: var(--ink-60);
    transition: transform 0.2s ease, background 0.2s ease;
}
.stage-card.on .switch { background: rgba(255,107,74,0.3); }
.stage-card.on .switch::after { transform: translateX(17px); background: var(--ink); }

.stage-body { padding: 0.95rem; }
.stage-row { margin-bottom: 0.85rem; }
.stage-row:last-child { margin-bottom: 0; }
.stage-row-label {
    font-size: 0.7rem; color: var(--info-strong);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

/* Segmented button group, used for every either/or choice */
.seg {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}
.seg-btn {
    flex: 1 1 0;
    min-width: 92px;
    padding: 0.48rem 0.5rem; border-radius: var(--r-sm); border: 2px solid var(--rule); background: var(--canvas); color: var(--ink-60);
    font-family: 'Work Sans', sans-serif;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.18s ease;
    text-align: center;
    line-height: 1.25;
}
.seg-btn:hover { border-color: var(--keyline); color: var(--info-strong); }
.seg-btn.active { background: var(--ink); border-color: var(--keyline); color: var(--surface); }
.seg-btn span {
    display: block;
    font-size: 0.65rem;
    font-weight: 400;
    opacity: 0.82;
    margin-top: 0.12rem;
}
.seg.seg-narrow .seg-btn { min-width: 62px; flex: 0 1 auto; padding: 0.4rem 0.85rem; }

/* Fields that are irrelevant given current choices: dim, do not remove */
.field-off { opacity: 0.32; pointer-events: none; }

/* Inline hint under a row */
.stage-hint {
    font-size: 0.73rem; color: var(--ink-60);
    margin-top: 0.4rem;
    line-height: 1.5;
}
.stage-hint.warn { color: var(--caution-deep); }
.stage-hint a { color: var(--coral); }

/* Readback strip */
.readback { background: var(--canvas); border: 1px solid var(--rule);
    border-left: 3px solid var(--caution-deep); border-radius: var(--r-sm);
    padding: 0.7rem 0.95rem;
    font-size: 0.85rem; color: var(--ink-70);
    line-height: 1.6;
    margin-bottom: 0.85rem;
}
.readback strong { color: var(--caution-deep); font-weight: 600; }
.readback .rb-title {
    display: block;
    font-size: 0.66rem; color: var(--ink-60);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

/* Validation banner */
.sim-error {
    display: none;
    background: rgba(168, 58, 44,0.1);
    border: 1px solid var(--negative); border-radius: var(--r-sm);
    padding: 0.6rem 0.9rem;
    font-size: 0.82rem;
    color: var(--negative-20);
    margin-bottom: 0.85rem;
}
.sim-error.visible { display: block; }

/* Stage waterfall output */
.waterfall { margin-bottom: 0.85rem; }
.wf-title {
    font-size: 0.7rem; color: var(--ink-60);
    margin-bottom: 0.45rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.wf-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}
.wf-card { background: var(--canvas); border: 1px solid var(--rule); border-radius: var(--r-sm);
    padding: 0.6rem 0.7rem;
}
.wf-card.dim { opacity: 0.4; }
.wf-card-name {
    font-size: 0.72rem; color: var(--ink);
    font-weight: 600;
    margin-bottom: 0.35rem;
}
.wf-line {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    font-size: 0.72rem; color: var(--ink-60);
    padding: 0.12rem 0;
}
.wf-line b { font-weight: 600; color: var(--ink-70); }
.wf-line b.green { color: var(--positive); }
.wf-line b.red   { color: var(--negative); }

/* Cap cost strip */
.cap-cost {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap; background: var(--canvas); border: 1px solid var(--rule);
    border-left: 3px solid var(--caution-deep); border-radius: var(--r-sm);
    padding: 0.6rem 0.95rem;
    margin-bottom: 0.85rem;
}
.cap-cost.visible { display: flex; }
.cap-cost-label { font-size: 0.8rem; color: var(--ink-60); }
.cap-cost-value {
    font-family: 'Crimson Pro', serif;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--caution-deep);
    line-height: 1;
}

/* Run bar */
.run-bar {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    flex-wrap: wrap;
}
.run-bar select { background: var(--canvas); border: 2px solid var(--rule); border-radius: var(--r-sm); color: var(--ink);
    padding: 0.5rem 0.7rem;
    font-family: 'Work Sans', sans-serif;
    font-size: 0.85rem;
    cursor: pointer;
}
.run-bar .run-btn { margin-top: 0; width: auto; padding: 0.65rem 1.75rem; font-size: 0.92rem; }
.run-bar .sim-custom-count { width: 11rem; max-width: 100%; }
.run-progress { display: none; margin-top: 0.85rem; padding: 0.8rem 0.9rem; border: 1px solid var(--keyline); border-radius: var(--r-sm); background: var(--ink-deep); }
.run-progress.visible { display: block; }
.run-progress-head { display: flex; justify-content: space-between; gap: 0.75rem; align-items: baseline; font-size: 0.82rem; }
.run-progress-head strong { color: var(--surface); }
.run-progress-head span, .run-progress-detail { color: var(--ink-20); }
.run-progress-track { height: 0.85rem; border: 1px solid var(--ink-strong); border-radius: var(--r-sm); background: var(--ink-strong); overflow: hidden; margin: 0.6rem 0 0.4rem; }
.run-progress-fill { position: relative; width: 0; height: 100%; background: var(--coral); transition: width 0.15s linear; }
.run-progress-fill::after { content: ''; position: absolute; right: 0.2rem; top: 0.23rem; width: 0.3rem; height: 0.3rem; background: var(--ink-deep); animation: sim-chip-hop 0.8s ease-in-out infinite alternate; }
@keyframes sim-chip-hop { to { transform: translateY(-0.15rem); } }
@media (prefers-reduced-motion: reduce) { .run-progress-fill::after { animation: none; } }
.run-progress-detail { font-size: 0.76rem; font-variant-numeric: tabular-nums; }
.run-cancel { border: 1px solid var(--keyline); border-radius: var(--r-sm); background: transparent; color: var(--surface); padding: 0.35rem 0.65rem; cursor: pointer; }
.run-cancel:hover { color: var(--coral); }
.sim-count-help { display: none; width: 100%; text-align: right; font-size: 0.75rem; color: var(--ink-20); }
.sim-count-help.visible { display: block; }
.insight-positive { color: var(--positive-strong); }
.insight-negative { color: var(--negative-strong); }
.insight-caution { color: var(--caution-deep); }
.insight-gold { color: var(--gold); }

@media (max-width: 768px) {
    .wf-grid { grid-template-columns: 1fr; }
    .seg-btn { min-width: 0; flex: 1 1 30%; font-size: 0.72rem; }
    .run-bar { justify-content: space-between; }
}