/* ═══════════════════════════════════════════════════════════════════
   Observation Deck — Chronoticker
   Shared by index.html (the workbench) and guide.html (a document).
   Dark-only by design: no light theme, so `color-scheme: dark` keeps
   native controls, scrollbars and pickers dark even when the OS
   prefers light. The @media print block re-points the tokens for
   paper, because browsers evaluate the print pass as a light context.
   ═══════════════════════════════════════════════════════════════════ */

:root {
    color-scheme: dark;

    /* surfaces */
    --bg: #0a0d1c;
    --bg-raised: #10142e;
    --card: #12163a;
    --card-chrome: #0c0f26;
    --border: rgba(255, 255, 255, 0.09);
    --border-strong: rgba(255, 255, 255, 0.16);
    /* Chart grid: under the data, so lighter than --border, which is tuned
       for card edges. A token rather than a literal in chart.js so the print
       block below can re-point it — a canvas cannot resolve custom properties
       on its own, so chart.js reads this at build time. */
    --grid: rgba(255, 255, 255, 0.07);
    --border-hover: rgba(255, 154, 68, 0.55);

    /* text */
    --text: #e8eaf6;
    --muted: #9ba1c5;
    --faint: #848ab0;

    /* accents */
    --accent: #ff9a44;
    --accent-deep: #e8792b;
    --magenta: #c23e8c;

    /* semantic */
    --live: #3ddc84;
    --warn: #ffc24b;
    --down: #ff6b6b;

    /* series palette — the allocation bar, the per-holding table and the
       charts all colour by holding, so they must agree. Every entry is
       either an existing token or a hue chosen to stay separable from
       its neighbours on --card. */
    --s1: #ff9a44;
    --s2: #5b8def;
    --s3: #3ddc84;
    --s4: #c23e8c;
    --s5: #ffc24b;
    --s6: #9b7cf6;
    --s7: #2fd3c4;
    --s8: #ff6b6b;

    /* components */
    --tag-bg: rgba(255, 154, 68, 0.10);
    --tag-text: #ffb877;
    --shadow: 0 14px 40px rgba(0, 0, 0, 0.45);
    --shadow-soft: 0 6px 20px rgba(0, 0, 0, 0.28);
    --btn-ink: #0a0d1c;

    /* type */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", sans-serif;
    --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;

    /* shape */
    --radius-card: 14px;
    --radius-control: 8px;
    --radius-pill: 999px;

    /* motion — one place, so `prefers-reduced-motion` can zero it all */
    --ease: cubic-bezier(0.22, 0.68, 0.36, 1);
    --t-fast: 0.15s;
    --t-med: 0.28s;
}

*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--font-sans);
    margin: 0;
    padding: 24px 20px 8px;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* ambient glow */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(900px 480px at 15% -10%, rgba(232, 121, 43, 0.10), transparent 60%),
        radial-gradient(800px 480px at 90% 0%, rgba(194, 62, 140, 0.09), transparent 60%);
}

/* --btn-ink, not white: white on the orange accent measures 2.9:1 and
   fails AA (the same rule the buttons follow). */
::selection { background: var(--accent-deep); color: var(--btn-ink); }

a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, summary:focus-visible, [tabindex]:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: 4px;
}

@keyframes deck-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
@keyframes deck-spin  { to { transform: rotate(360deg); } }
@keyframes deck-shimmer { to { background-position-x: -200%; } }
@keyframes deck-rise {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ═══ App shell (index.html) ══════════════════════════════════════ */

.app-head { max-width: 1560px; margin: 0 auto 18px; }

.kicker {
    display: block;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--faint);
    text-decoration: none;
    margin-bottom: 12px;
    transition: color var(--t-fast) var(--ease);
}
.kicker:hover { color: var(--accent); }

.head-row {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.head-row h1 { margin: 0; flex: 0 0 auto; }
.head-row .modes { margin: 0 auto; }
.head-row .help-link { flex: 0 0 auto; }

h1 {
    color: var(--text);
    font-size: 1.7rem;
    font-weight: 660;
    letter-spacing: -0.02em;
    margin: 0;
}

.help-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-control);
    color: var(--text);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.help-link:hover { border-color: var(--border-hover); color: var(--accent); }

/* ── Mode tabs ─────────────────────────────────────────────────── */
.modes {
    display: flex;
    gap: 4px;
    background: var(--card-chrome);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 4px;
    width: fit-content;
    max-width: 100%;
}
.modes button {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    background: none;
    border: none;
    border-radius: var(--radius-pill);
    padding: 8px 18px;
    cursor: pointer;
    white-space: nowrap;
    transition: background var(--t-med) var(--ease), color var(--t-med) var(--ease);
}
.modes button:hover { color: var(--text); }
.modes button[aria-selected="true"] {
    background: var(--accent);
    color: var(--btn-ink);
    font-weight: 700;
}

/* ═══ Launchpad — the front door ══════════════════════════════════ */

.launchpad {
    max-width: 1560px;
    margin: 0 auto 22px;
    animation: deck-rise var(--t-med) var(--ease) both;
}
.launchpad[hidden] { display: none; }

.launch-lede {
    text-align: center;
    color: var(--muted);
    font-size: 14.5px;
    max-width: 62ch;
    margin: 0 auto 16px;
}

/* Explicit counts rather than auto-fit: there are exactly six cards, and
   auto-fit sized them to five across with a lone orphan wrapping underneath.
   Three and two both divide six evenly, so every row stays full. */
.preset-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}
@media (max-width: 900px) { .preset-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .preset-grid { grid-template-columns: minmax(0, 1fr); } }

.preset-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-align: left;
    padding: 16px 17px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    cursor: pointer;
    font-family: inherit;
    position: relative;
    overflow: hidden;
    transition: border-color var(--t-med) var(--ease), transform var(--t-med) var(--ease),
                box-shadow var(--t-med) var(--ease);
}
.preset-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 154, 68, 0.09), transparent 55%);
    opacity: 0;
    transition: opacity var(--t-med) var(--ease);
    pointer-events: none;
}
.preset-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}
.preset-card:hover::after { opacity: 1; }
.pc-name { font-size: 15px; font-weight: 660; color: var(--text); letter-spacing: -0.01em; }
.pc-desc { font-size: 13px; color: var(--muted); line-height: 1.45; }
.pc-meta {
    margin-top: 2px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--faint);
}

/* ═══ Workbench ═══════════════════════════════════════════════════ */

.workbench {
    max-width: 1560px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 344px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
}

/* ── Control rail ──────────────────────────────────────────────── */
.rail {
    position: sticky;
    top: 16px;
    max-height: calc(100vh - 32px);
    display: flex;
    flex-direction: column;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow);
    overflow: hidden;
}
.rail-scroll {
    flex: 1 1 auto;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 4px 16px 10px;
}
.rail-scroll::-webkit-scrollbar { width: 10px; }
.rail-scroll::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 8px;
    border: 3px solid var(--card);
}

.panel { padding: 14px 0; border-bottom: 1px solid var(--border); }
.panel:last-child { border-bottom: none; }

.panel-head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 10px;
}
.panel-head h2 {
    /* Overrides the document-level h2 the guide uses. */
    font-family: var(--font-mono);
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    color: var(--faint);
    margin: 0;
    padding: 0;
    border: none;
}

.fields { display: grid; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.field[hidden] { display: none; }

label {
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.01em;
}

input, select {
    width: 100%;
    padding: 9px 11px;
    font-size: 14px;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-control);
    background: var(--bg-raised);
    font-family: var(--font-sans);
    transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}
input[type="number"] { font-variant-numeric: tabular-nums; }
input:hover, select:hover { border-color: var(--border-strong); }
input:focus, select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
select optgroup { background: var(--card); color: var(--faint); font-style: normal; }
select option { background: var(--bg-raised); color: var(--text); }

/* Currency-prefixed input */
.input-money { position: relative; display: flex; align-items: center; }
.input-money > span {
    position: absolute;
    left: 11px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--faint);
    pointer-events: none;
}
.input-money input { padding-left: 24px; }

.field-hint { font-size: 11px; color: var(--faint); line-height: 1.35; }

/* ── Weight bar ────────────────────────────────────────────────── */
.weight-bar {
    display: flex;
    height: 30px;
    border-radius: var(--radius-control);
    overflow: hidden;
    background: var(--card-chrome);
    border: 1px solid var(--border);
    position: relative;
    user-select: none;
    touch-action: none;
}
.wb-seg {
    position: relative;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    background: var(--c, var(--s1));
    color: var(--btn-ink);
    font-family: var(--font-mono);
    font-size: 9.5px;
    font-weight: 700;
    letter-spacing: 0.04em;
    white-space: nowrap;
    overflow: hidden;
    transition: filter var(--t-fast) var(--ease);
}
.wb-seg:hover { filter: brightness(1.12); }
.wb-seg.narrow > * { display: none; }
.wb-gap {
    flex: 1 1 auto;
    background: repeating-linear-gradient(
        -45deg, transparent, transparent 5px,
        rgba(255, 255, 255, 0.07) 5px, rgba(255, 255, 255, 0.07) 10px);
}
.wb-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 13px;
    margin-left: -6.5px;
    cursor: ew-resize;
    z-index: 2;
    background: none;
    border: none;
    padding: 0;
}
.wb-handle::after {
    content: "";
    position: absolute;
    left: 5px;
    top: 5px;
    bottom: 5px;
    width: 3px;
    border-radius: 2px;
    background: rgba(10, 13, 28, 0.45);
    transition: background var(--t-fast) var(--ease), top var(--t-fast) var(--ease),
                bottom var(--t-fast) var(--ease);
}
.wb-handle:hover::after, .wb-handle.dragging::after {
    background: var(--text);
    top: 2px;
    bottom: 2px;
}
/* The track clips overflow, so an outline drawn outside the handle is cut off
   top and bottom — and against the first segment's orange it had no contrast
   either. Ring the grip itself instead, inside the track, in --text (14.6:1 on
   card and >=3:1 against every series colour). */
.wb-handle:focus-visible { outline: none; }
.wb-handle:focus-visible::after {
    background: var(--text);
    top: 2px;
    bottom: 2px;
    box-shadow: 0 0 0 2px var(--card-chrome), 0 0 0 4px var(--text);
}

.weight-hint {
    margin: 7px 0 0;
    font-size: 11.5px;
    color: var(--faint);
    min-height: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.weight-hint.bad { color: var(--warn); }
.weight-hint button {
    font: inherit;
    font-weight: 600;
    color: var(--accent);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.alloc-total {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 11.5px;
    font-weight: 700;
    color: var(--faint);
    font-variant-numeric: tabular-nums;
}
.alloc-total.bad { color: var(--warn); }
.alloc-total.ok  { color: var(--live); }

/* ── Allocation rows ───────────────────────────────────────────── */
.allocations { margin-top: 10px; display: grid; gap: 7px; }

.alloc-row {
    display: grid;
    grid-template-columns: 10px minmax(0, 1fr) 62px 28px;
    gap: 7px;
    align-items: center;
}
.alloc-row .swatch {
    width: 10px;
    height: 10px;
    border-radius: 3px;
    background: var(--c, var(--s1));
}
.alloc-row select, .alloc-row input { padding: 7px 8px; font-size: 13px; }
.alloc-row input { text-align: right; padding-right: 6px; }

.alloc-row .remove {
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-control);
    color: var(--faint);
    cursor: pointer;
    font-size: 15px;
    line-height: 1;
    padding: 6px 0;
    transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
                color var(--t-fast) var(--ease);
}
.alloc-row .remove:hover {
    background: color-mix(in srgb, var(--down) 12%, transparent);
    border-color: color-mix(in srgb, var(--down) 40%, transparent);
    color: var(--down);
}

.alloc-controls { display: flex; gap: 7px; margin-top: 10px; flex-wrap: wrap; }
.alloc-controls button {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-control);
    padding: 7px 12px;
    cursor: pointer;
    color: var(--text);
    font-weight: 600;
    font-family: var(--font-sans);
    font-size: 12.5px;
    transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.alloc-controls button:hover { border-color: var(--border-hover); color: var(--accent); }

/* ── Preset pills ──────────────────────────────────────────────── */
.presets { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 12px; }
.presets button {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 5px 10px;
    cursor: pointer;
    transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.presets button:hover { border-color: var(--border-hover); color: var(--accent); }
.presets.tight { gap: 4px; margin-top: 10px; }
.presets.tight button { padding: 4px 9px; }
.presets .presets-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--faint);
    align-self: center;
    margin-right: 2px;
}

/* ── Rail footer + the primary action ──────────────────────────── */
.rail-foot {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 13px 16px;
    border-top: 1px solid var(--border);
    background: var(--card-chrome);
}

.btn-primary {
    flex: 1 1 auto;
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    background: var(--accent);
    color: var(--btn-ink);
    border: none;
    padding: 12px 26px;
    border-radius: var(--radius-control);
    font-size: 15px;
    font-weight: 700;
    font-family: var(--font-sans);
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: background var(--t-fast) var(--ease), transform var(--t-fast) var(--ease),
                box-shadow var(--t-fast) var(--ease);
}
.btn-primary:hover:not(:disabled) {
    background: var(--accent-deep);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(232, 121, 43, 0.3);
}
.btn-primary:active:not(:disabled) { transform: translateY(0); }
.btn-primary:disabled { cursor: progress; opacity: 0.75; transform: none; box-shadow: none; }

.btn-spinner { display: none; width: 14px; height: 14px; }
.btn-primary.busy .btn-spinner {
    display: block;
    border: 2px solid color-mix(in srgb, var(--btn-ink) 30%, transparent);
    border-top-color: var(--btn-ink);
    border-radius: 50%;
    animation: deck-spin 0.7s linear infinite;
}

.autorun {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--faint);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}
.autorun input { width: auto; margin: 0; accent-color: var(--accent); cursor: pointer; }
.autorun:hover { color: var(--muted); }

/* ═══ Stage — the results pane ════════════════════════════════════ */

/* Framed like the rail. Without a border and a surface of its own the results
   column ran edge-to-edge on the page background while the rail sat in a card,
   so the two halves of the workbench read as different kinds of thing. The
   stage takes the recessed --card-chrome so the cards inside it, which are on
   --card, still lift off it instead of muddying into one slab. */
.stage {
    min-width: 0;
    padding: 16px 18px;
    background: var(--card-chrome);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow);
}
/* The first thing in the stage brings its own top margin; the padding is
   already doing that job. */
.stage > :first-child { margin-top: 0; }
.results > div > :first-child { margin-top: 0; }

.stage-empty {
    display: grid;
    place-items: center;
    gap: 14px;
    text-align: center;
    padding: 84px 24px;
    color: var(--muted);
    background: var(--card);
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-card);
    font-size: 14px;
}
.stage-empty[hidden] { display: none; }
.stage-empty-mark { font-size: 40px; opacity: 0.28; }
.stage-empty a { color: var(--accent); }

.data-status {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 10px 15px;
    border-radius: var(--radius-control);
    margin-bottom: 14px;
    /* Sentences, not a label: the old uppercase 11.5px mono made every
       staleness warning harder to read than the thing it warned about. */
    font-size: 13px;
    line-height: 1.45;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    color: var(--muted);
}
.data-status::before {
    content: "";
    flex: 0 0 auto;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--faint);
}
.data-status.ok {
    background: color-mix(in srgb, var(--live) 9%, transparent);
    border-color: color-mix(in srgb, var(--live) 30%, transparent);
    color: var(--live);
}
.data-status.ok::before {
    background: var(--live);
    box-shadow: 0 0 8px var(--live);
    animation: deck-pulse 2.4s ease-in-out infinite;
}
.data-status.warn {
    background: color-mix(in srgb, var(--warn) 9%, transparent);
    border-color: color-mix(in srgb, var(--warn) 30%, transparent);
    color: var(--warn);
}
.data-status.warn::before { background: var(--warn); box-shadow: 0 0 8px var(--warn); }
.data-status.error {
    background: color-mix(in srgb, var(--down) 9%, transparent);
    border-color: color-mix(in srgb, var(--down) 30%, transparent);
    color: var(--down);
}
.data-status.error::before { background: var(--down); box-shadow: 0 0 8px var(--down); }

.results[hidden] { display: none; }
.results > div > * { animation: deck-rise var(--t-med) var(--ease) both; }

/* ── Hero ──────────────────────────────────────────────────────── */
.hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 22px;
    align-items: center;
    padding: 24px 26px;
    background:
        linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, transparent), transparent 58%),
        var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
}
.hero-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--faint);
}
.hero-value {
    font-size: clamp(2.3rem, 4.4vw, 3.2rem);
    font-weight: 680;
    letter-spacing: -0.028em;
    line-height: 1.05;
    margin: 6px 0 8px;
    font-variant-numeric: tabular-nums;
}
.hero-sub { font-size: 13px; color: var(--muted); }
.hero-sub b { color: var(--text); font-weight: 600; }

.hero-side { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.hero-stat {
    background: color-mix(in srgb, var(--card-chrome) 80%, transparent);
    border: 1px solid var(--border);
    border-radius: var(--radius-control);
    padding: 11px 12px;
    min-width: 0;
}
.hero-stat .k {
    font-family: var(--font-mono);
    font-size: 9.5px;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--faint);
    display: block;
}
.hero-stat .v {
    display: block;
    margin-top: 4px;
    font-size: 19px;
    font-weight: 660;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.hero-stat .v.up   { color: var(--live); }
.hero-stat .v.down { color: var(--down); }
.hero-stat .s {
    display: block;
    margin-top: 2px;
    font-family: var(--font-mono);
    font-size: 9px;
    color: var(--faint);
}

/* ── Section labels ────────────────────────────────────────────── */
/* These are real <h2>s so the results stage has a document outline instead
   of being one unnavigable slab. That means undoing the document-level h2
   rule the guide relies on — the border here is drawn by ::after. */
.section-label {
    padding-bottom: 0;
    border-bottom: none;
    font-weight: 700;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    color: var(--faint);
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 28px 0 12px;
}
.section-label::after { content: ""; height: 1px; flex: 1; background: var(--border); order: 1; }
.section-label .chart-tools { order: 2; display: flex; gap: 5px; }

.chart-tools button {
    font-family: var(--font-mono);
    font-size: 9.5px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--faint);
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 4px 10px;
    cursor: pointer;
    transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
                background var(--t-fast) var(--ease);
}
.chart-tools button:hover { color: var(--accent); border-color: var(--border-hover); }
.chart-tools button[aria-pressed="true"] {
    color: var(--accent);
    background: var(--tag-bg);
    border-color: color-mix(in srgb, var(--accent) 35%, transparent);
}
.chart-tools button[hidden] { display: none; }

/* ── Coverage + assumptions ────────────────────────────────────── */
.coverage {
    font-size: 13.5px;
    line-height: 1.55;
    color: var(--muted);
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-control);
    padding: 12px 15px;
    margin-top: 14px;
}
.coverage b { color: var(--text); font-weight: 600; }
.coverage .mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

.assumptions { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 4px; }
.assumption {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 5px 11px;
    white-space: nowrap;
}
.assumption.on   { color: var(--live); border-color: rgba(61, 220, 132, 0.35); }
.assumption.off  { color: var(--faint); }
.assumption.warn { color: var(--warn); border-color: rgba(255, 194, 75, 0.35); }

/* ── Stat tiles ────────────────────────────────────────────────── */
.stat-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
    gap: 10px;
}
.stat {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-control);
    padding: 13px 14px;
    transition: border-color var(--t-fast) var(--ease);
}
.stat:hover { border-color: var(--border-strong); }
.stat-label {
    font-family: var(--font-mono);
    font-size: 9.5px;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--faint);
}
.stat-value {
    font-size: 21px;
    font-weight: 660;
    color: var(--text);
    margin-top: 5px;
    letter-spacing: -0.015em;
    font-variant-numeric: tabular-nums;
}
.stat-value.up   { color: var(--live); }
.stat-value.down { color: var(--down); }
.stat-sub {
    font-family: var(--font-mono);
    font-size: 9.5px;
    letter-spacing: 0.03em;
    color: var(--faint);
    margin-top: 3px;
    line-height: 1.35;
}
.stat.primary { border-color: var(--border-hover); }

/* ── Chart ─────────────────────────────────────────────────────── */
.chart-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 14px 16px 12px;
}
.chart-legend { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 10px; }
.chart-legend button {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: none;
    border: none;
    padding: 2px 0;
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 12.5px;
    color: var(--muted);
    transition: color var(--t-fast) var(--ease), opacity var(--t-fast) var(--ease);
}
.chart-legend button:hover { color: var(--text); }
.chart-legend button.off { opacity: 0.42; text-decoration: line-through; }
.chart-legend .key {
    width: 14px;
    height: 3px;
    border-radius: 2px;
    background: var(--c, var(--accent));
    flex: 0 0 auto;
}
.chart-legend .key.dashed {
    background: repeating-linear-gradient(
        to right, var(--c) 0 5px, transparent 5px 9px);
}

.chart-wrap { position: relative; width: 100%; }
.chart-wrap canvas { width: 100% !important; }
.chart-hint {
    margin: 9px 0 0;
    font-size: 11px;
    color: var(--faint);
    text-align: center;
}

/* ── Base-rate strip ───────────────────────────────────────────── */
.sweep {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 16px 17px;
}
.sweep-head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 14px;
}
.sweep-head .big {
    font-size: 23px;
    font-weight: 660;
    color: var(--text);
    letter-spacing: -0.015em;
    font-variant-numeric: tabular-nums;
}
.sweep-head .cap {
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--faint);
}
/* Signed margins get a signed encoding: winners grow up from a zero line,
   losers hang below it. Colour then reinforces the split instead of being the
   only thing carrying it. */
.sweep-bars {
    display: flex;
    align-items: flex-end;
    gap: 1px;
    height: 72px;
    overflow-x: auto;
    background: linear-gradient(to bottom,
        transparent 0 36px, var(--border) 36px 37px, transparent 37px);
}
.sweep-bars .bar {
    flex: 1 0 3px;
    min-width: 3px;
    border-radius: 1px 1px 0 0;
    background: var(--live);
    opacity: 0.75;
    align-self: flex-end;
    margin-bottom: 36px;
    transition: opacity var(--t-fast) var(--ease);
}
.sweep-bars .bar.lose {
    background: var(--down);
    border-radius: 0 0 1px 1px;
    align-self: flex-start;
    margin-top: 37px;
    margin-bottom: 0;
}
.sweep-bars .bar.you  { outline: 2px solid var(--accent); outline-offset: 1px; opacity: 1; }
.sweep-bars .bar:hover { opacity: 1; }
.sweep-foot {
    font-size: 12.5px;
    color: var(--faint);
    margin-top: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.sweep-foot b { color: var(--muted); font-weight: 600; }

/* Notice headings are <h3>: they sit under the section <h2> they qualify. */
h3.head { font-weight: 700; }

/* ── Notices ───────────────────────────────────────────────────── */
/* Block, not a flex column: these carry inline <strong> inside running
   prose, and a column flex container promoted every one of them to its
   own row — shattering the sentence into a list of fragments. */
.notice {
    display: block;
    font-size: 13.5px;
    line-height: 1.6;
    color: var(--muted);
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-left: 3px solid var(--tone, var(--warn));
    border-radius: var(--radius-control);
    padding: 13px 16px;
    margin-top: 14px;
}
.notice .head {
    display: block;
    margin-bottom: 5px;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--tone, var(--warn));
}
.notice strong, .notice b { color: var(--text); font-weight: 660; }
.notice.info { --tone: var(--accent); }
.notice.bad  { --tone: var(--down); }

/* ── Tables ────────────────────────────────────────────────────── */
.breakdown-wrap {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    background: var(--card);
}
table.breakdown, table.duel-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
    background: transparent;
}
table.breakdown th, table.breakdown td {
    padding: 11px 13px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    white-space: nowrap;
}
table.breakdown thead th {
    background: var(--card-chrome);
    color: var(--faint);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    position: sticky;
    top: 0;
    z-index: 1;
}
table.breakdown td.num, table.breakdown th.num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}
table.breakdown tbody tr:not(.totals):hover td { background: var(--bg-raised); }
table.breakdown tbody tr:last-child td { border-bottom: none; }
table.breakdown tbody tr.totals td {
    background: var(--card-chrome);
    font-weight: 700;
    color: var(--text);
    border-top: 1px solid var(--border);
}
table.breakdown td.up   { color: var(--live); }
table.breakdown td.down { color: var(--down); }
table.breakdown .swatch {
    display: inline-block;
    width: 9px;
    height: 9px;
    border-radius: 2px;
    margin-right: 7px;
    background: var(--c, var(--s1));
    vertical-align: baseline;
}
.best-badge {
    display: inline-block;
    background: color-mix(in srgb, var(--live) 14%, transparent);
    border: 1px solid color-mix(in srgb, var(--live) 40%, transparent);
    color: var(--live);
    font-family: var(--font-mono);
    font-size: 9px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--radius-pill);
    margin-left: 7px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    vertical-align: middle;
}
.breakdown-note {
    padding: 11px 14px 13px;
    margin: 0;
    font-size: 11.5px;
    color: var(--faint);
    line-height: 1.5;
    border-top: 1px solid var(--border);
}

.duel-table th, .duel-table td {
    padding: 10px 13px;
    border-bottom: 1px solid var(--border);
    text-align: right;
    font-variant-numeric: tabular-nums;
}
.duel-table th:first-child, .duel-table td:first-child { text-align: left; font-variant-numeric: normal; }
.duel-table thead th {
    background: var(--card-chrome);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--faint);
    font-weight: 700;
}
.duel-table tbody tr:last-child td { border-bottom: none; }
.duel-table td.win { color: var(--live); font-weight: 660; }
.duel-table tbody tr:hover td { background: var(--bg-raised); }
.duel-table .lens {
    font-family: var(--font-mono);
    font-size: 9.5px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--faint);
}

/* ── Story ─────────────────────────────────────────────────────── */
.story {
    font-size: 14.5px;
    line-height: 1.65;
    color: var(--muted);
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 16px 18px;
    margin-top: 14px;
}
.story p { margin: 0 0 11px; }
.story p:last-child { margin-bottom: 0; }
.story strong { color: var(--text); font-weight: 660; }
.story .num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; color: var(--text); }

/* ── Ledger ────────────────────────────────────────────────────── */
details.ledger { margin-top: 18px; }
details.ledger > summary {
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--faint);
    cursor: pointer;
    padding: 9px 0;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
}
details.ledger > summary::-webkit-details-marker { display: none; }
details.ledger > summary::before { content: "▸"; color: var(--accent); }
details.ledger[open] > summary::before { content: "▾"; }
details.ledger > summary:hover { color: var(--accent); }
.ledger-scroll {
    max-height: 340px;
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    background: var(--card);
}

/* ── Share row ─────────────────────────────────────────────────── */
.share-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 22px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}
.share-row button {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-control);
    padding: 8px 14px;
    cursor: pointer;
    transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.share-row button:hover { border-color: var(--border-hover); color: var(--accent); }

/* ── Busy / skeleton ───────────────────────────────────────────── */
.stage.busy .hero-value,
.stage.busy .hero-stat .v,
.stage.busy .stat-value {
    color: transparent;
    border-radius: 5px;
    background: linear-gradient(90deg,
        var(--bg-raised) 8%, var(--border-strong) 20%, var(--bg-raised) 33%);
    background-size: 200% 100%;
    animation: deck-shimmer 1.2s linear infinite;
}
.stage.busy .chart-card, .stage.busy .sweep, .stage.busy .breakdown-wrap { opacity: 0.45; }
.stage.busy .chart-card, .stage.busy .sweep,
.stage.busy .breakdown-wrap { transition: opacity var(--t-med) var(--ease); }

/* ═══ Document shell (guide.html) ═════════════════════════════════ */

.container {
    max-width: 960px;
    margin: auto;
    padding: 28px 32px;
    background: var(--card);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    border-radius: var(--radius-card);
}

.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 6px;
}
.top-bar .spacer { flex: 1; }
.top-bar h1 { text-align: center; font-size: 2rem; }

h2 {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    margin: 30px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.footer {
    max-width: 1560px;
    margin: 32px auto 0;
    text-align: center;
    padding: 14px 0 24px;
    border-top: 1px solid var(--border);
    color: var(--faint);
    font-size: 13px;
}
.footer a       { color: var(--accent); text-decoration: none; }
.footer a:hover { color: var(--accent-deep); }
.container .footer { max-width: none; margin-top: 28px; padding-bottom: 0; }

.disclaimer {
    margin-top: 14px;
    font-size: 12px;
    color: var(--faint);
    text-align: center;
    font-style: italic;
}

/* ═══ Responsive ══════════════════════════════════════════════════ */

/* The rail stops being a sidebar and becomes a stacked card. Below this
   width a 344px rail leaves the chart too narrow to read. */
@media (max-width: 1080px) {
    .workbench { grid-template-columns: minmax(0, 1fr); }
    .rail { position: static; max-height: none; }
    .rail-scroll { overflow: visible; }
    .fields { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
    .hero { grid-template-columns: minmax(0, 1fr); gap: 18px; }
}

@media (max-width: 720px) {
    body { padding: 18px 14px 8px; }
    .head-row { justify-content: center; }
    .head-row .modes { order: 3; width: 100%; margin: 0; }
    .head-row .modes button { flex: 1; padding: 8px 10px; }
    .hero { padding: 18px; }
    .hero-side { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .stat-group { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .container { padding: 18px; }
    /* The stage frame and the cards inside it were each taking 18px a side,
       so 36px of chrome ate a tenth of a 375px screen. The frame gives way. */
    .stage { padding: 10px; }
    .stage-empty { padding: 48px 18px; }
    .chart-card { padding: 12px 10px 10px; }
}

/* ═══ Print ═══════════════════════════════════════════════════════ */
/* The screen theme is dark-only, but browsers evaluate the print pass
   as a light context and drop background colors by default — near-white
   text on white paper. Re-point the tokens for paper; every rule reads
   them, so this restyles the whole page. All values clear 4.5:1 on white. */
@media print {
    :root {
        color-scheme: light;
        --bg: #ffffff;
        --bg-raised: #ffffff;
        --card: #ffffff;
        --card-chrome: #eceef7;
        --border: #c9ccdd;
        --border-strong: #c9ccdd;
        --border-hover: #c9ccdd;
        --grid: #d7dae8;
        --text: #14173a;
        --muted: #3f4468;
        --faint: #55597e;
        --accent: #a04a09;
        --accent-deep: #a04a09;
        --live: #0f6b3c;
        --warn: #6b4c00;
        --down: #a82424;
        --tag-bg: transparent;
        --tag-text: #7a3f08;
        --shadow: none;
        --shadow-soft: none;
        /* white, not the dark screen ink: on the darkened print accent
           that's 6.0:1 vs 3.1:1 */
        --btn-ink: #ffffff;
    }
    body { background: #fff; padding: 0; font-size: 12px; }
    body::before { display: none; }
    .container { box-shadow: none; border: none; padding: 0; max-width: none; }
    .workbench { display: block; }
    .rail, .launchpad, .rail-foot, .alloc-controls, .share-row,
    .chart-tools, .chart-hint, .stage-empty, .modes, .help-link { display: none !important; }
    /* Framed like the rail. Without a border and a surface of its own the results
   column ran edge-to-edge on the page background while the rail sat in a card,
   so the two halves of the workbench read as different kinds of thing. The
   stage takes the recessed --card-chrome so the cards inside it, which are on
   --card, still lift off it instead of muddying into one slab. */
.stage {
    min-width: 0;
    padding: 16px 18px;
    background: var(--card-chrome);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow);
}
/* The first thing in the stage brings its own top margin; the padding is
   already doing that job. */
.stage > :first-child { margin-top: 0; }
.results > div > :first-child { margin-top: 0; }
    .hero, .chart-card, .sweep, .stat, .breakdown-wrap { box-shadow: none; break-inside: avoid; }
}