/* Four suits survive the shuffle — page-specific styles. Shared classes do most of the work. */

#try-stage { --card-w: clamp(40px, 5.2vw, 60px); }
#why-stage, #challenge-stage { overflow: hidden; }

.fs-table { display: grid; gap: var(--s3); margin-top: var(--s2); }
.fs-table > [hidden] { display: none; }
.pile-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.pile-wide { width: 100%; }
.fs-sources { gap: var(--s3) var(--s4); }
.fs-sources[hidden], .pile[hidden] { display: none; }
.pile .card-row.overlap { min-height: calc(var(--card-w) * var(--card-ratio)); }
.tagged-row { gap: 24px 6px; padding-top: 18px; }
#try-stage .tagged-row { --card-w: clamp(34px, 4.6vw, 54px); }

/* progress strip */
.phase-strip { list-style: none; margin: 0 0 var(--s2); padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.phase-strip li { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px 2px 4px; border-radius: 999px; font-size: 0.85rem; font-weight: 600; color: var(--secondary-on-stage); border: 1px solid rgba(244, 239, 228, 0.18); }
.phase-strip .phase-n { display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: rgba(244, 239, 228, 0.1); font-size: 0.75rem; }
.phase-strip li[aria-current="step"] { color: var(--active); border-color: var(--active); }
.phase-strip li.is-done { color: var(--paper); }

.fs-controls { margin-top: var(--s3); }
.control-label { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--secondary-on-stage); font-weight: 600; }
.stepper { display: inline-flex; align-items: center; gap: 6px; }
.stepper .btn-sm { min-width: 44px; min-height: 44px; font-size: 1.1rem; }
.stepper-value { min-width: 2.2ch; text-align: center; font-family: var(--font-math); font-size: 1.4rem; font-variant-numeric: tabular-nums; }
.fs-note { margin-top: var(--s2); min-height: 1.5em; }
.fs-word { margin-top: calc(var(--s2) * -0.5); }
.word { color: var(--paper); letter-spacing: 0.08em; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.fs-ledger { margin-top: var(--s3); color: var(--secondary-on-stage); font-size: 0.92rem; }
.fs-ledger summary { cursor: pointer; min-height: 32px; display: flex; align-items: center; }
.fs-ledger .ledger { margin-top: 8px; }

/* suit chip: literal suit ink on a small paper tile, legible on the dark stage */
.pip-chip { display: inline-grid; place-items: center; min-width: 1.45em; height: 1.45em; padding: 0 2px; border-radius: 4px; background: var(--paper); color: var(--black-ink); font-weight: 700; line-height: 1; vertical-align: -0.15em; }
.pip-chip.s-H, .pip-chip.s-D { color: var(--red-ink); }
.suit-choices { display: flex; flex-wrap: wrap; gap: 8px; }
.suit-choices .btn { gap: 6px; }

/* the groups in Try */
.fs-groups { display: grid; gap: var(--s3); grid-template-columns: 1fr; }
.fs-groups:empty { display: none; }
@media (min-width: 720px) { .fs-groups { grid-template-columns: 1fr 1fr; } }
.fs-group { border-left: 3px solid var(--structure); padding: 6px 0 6px 14px; display: grid; gap: 10px; }
.fs-group[hidden] { display: none; }
.fs-group.is-done { border-left-color: var(--invariant); }
.fs-group .card-row { --card-w: clamp(50px, 6vw, 66px); padding-bottom: 20px; }
.fs-group-label { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--secondary-on-stage); font-weight: 600; }
.fs-group-note { color: var(--paper); font-size: 1rem; line-height: 1.5; min-height: 1.5em; }

/* original-position strip */
.numline { margin: var(--s2) 0 var(--s3); }
.nl-caption { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--secondary-on-stage); font-weight: 600; margin-bottom: 6px; }
.nl-grid { position: relative; display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 3px; padding-bottom: 12px; max-width: 720px; }
.nl-cell { display: grid; justify-items: center; gap: 0; padding: 3px 0 4px; border-radius: 4px; background: var(--paper); color: var(--black-ink); opacity: 0.32; transition: opacity 200ms ease; position: relative; }
.nl-cell.s-H, .nl-cell.s-D { color: var(--red-ink); }
.nl-pos { font-size: 0.68rem; color: var(--black-ink); font-variant-numeric: tabular-nums; font-weight: 600; line-height: 1.1; }
.nl-suit { font-size: 0.95rem; line-height: 1.1; }
.nl-cell.is-used { opacity: 1; }
.nl-cell.is-new { outline: 2.5px solid var(--active); outline-offset: 1px; }
.nl-cell.is-hole { opacity: 0.55; outline: 2px dashed var(--counter); outline-offset: 1px; }
.nl-bracket { position: absolute; bottom: 0; height: 8px; border: 2.5px solid var(--invariant); border-top: 0; border-radius: 0 0 4px 4px; transition: left 260ms var(--ease-out), width 260ms var(--ease-out); }
.nl-bracket[data-kind="counter"] { border-color: var(--counter); }
.nl-bracket[hidden], .nl-seam[hidden] { display: none; }
.nl-seam { position: absolute; top: -4px; bottom: 6px; width: 0; border-left: 2px dashed var(--secondary-on-stage); transform: translateX(-1.5px); }
.nl-seam span { position: absolute; top: -16px; left: 4px; font-size: 0.68rem; color: var(--secondary-on-stage); letter-spacing: 0.06em; }

/* output in aligned blocks */
.fs-why-top { justify-content: space-between; margin-bottom: var(--s2); }
.fs-blocks { display: flex; flex-wrap: wrap; gap: var(--s3) var(--s2); padding-top: 18px; }
.fs-block { display: grid; gap: 8px; justify-items: stretch; }
.fs-block .card-row { padding-bottom: 20px; min-width: calc(var(--card-w) * 4 + 12px); }
.fs-block-label { font-size: 0.75rem; color: var(--secondary-on-stage); text-align: center; border-top: 2.5px solid var(--structure); padding-top: 4px; letter-spacing: 0.06em; }
.fs-block.is-complete .fs-block-label { border-top-color: var(--invariant); color: var(--invariant); }
.fs-block.is-broken .fs-block-label { border-top-color: var(--counter); color: var(--counter); }
.fs-readouts { margin-top: var(--s3); gap: var(--s2) var(--s4); align-items: flex-start; }
.fs-counts { display: inline-flex; gap: 12px; font-family: var(--font-math); font-size: 1.3rem; line-height: 1.3; padding-top: 4px; }
.fs-counts > span { display: inline-flex; align-items: center; gap: 4px; }
.fs-counts.is-invariant { color: var(--invariant); }
.fs-table-inv { margin-top: var(--s2); font-size: 0.92rem; }
.fs-table-inv td { white-space: nowrap; }
#why-stage .verdict, #challenge-stage .verdict { margin-top: var(--s3); }
#why-stage .controls, #challenge-stage .controls { margin-top: var(--s3); }
#why-stage .legend { margin-top: var(--s2); }
.legend .swatch.sw-active { background: none; border: 2.5px solid var(--active); }
.legend .swatch.sw-invariant { background: none; border: 2.5px solid var(--invariant); }
.legend .swatch.sw-counter { background: none; border: 2.5px solid var(--counter); }
.fs-verdict-extra { margin-top: 8px; color: var(--secondary-on-stage); }
#challenge-stage .field select { max-width: 100%; }
#challenge-stage .field { max-width: 100%; }

@media (max-width: 560px) {
  .nl-pos { font-size: 0.6rem; }
  .nl-suit { font-size: 0.8rem; }
  .nl-grid { gap: 2px; }
  .fs-table-inv th, .fs-table-inv td { padding: 4px 6px; }
}

/* overlapped piles: the top card (leftmost) lies uppermost so it can be seen and taken */
/* face-down piles in Try: the top (leftmost) card lies uppermost; face-up fans keep later cards on top so every corner index shows */
#try-stage .card-row.overlap:not(.pk-hand-row) > .card { z-index: var(--z, auto); }

/* fixes after first visual pass */
.stage [hidden] { display: none !important; }
.pile-head .pile-label { text-align: left; }
#why-stage .fs-sources .card-row, #challenge-stage .fs-sources .card-row, #challenge-stage .pile .card-row.tight { padding-bottom: 22px; }
#why-stage .fs-sources, #challenge-stage .fs-sources, #challenge-stage .pile { margin-bottom: var(--s2); }
.nl-grid { margin-top: 18px; }
.fs-group { align-content: start; }
.fs-suits-cell { display: inline-flex; gap: 10px; }
.fs-suits-cell > span { display: inline-flex; gap: 3px; align-items: center; }
.fs-table-inv td { white-space: normal; }
.fs-table-inv td:first-child, .fs-table-inv td:nth-child(2) { white-space: nowrap; }

.fs-bounds { list-style: none; margin: var(--s2) 0 0; padding: 0; display: grid; gap: 8px; font-size: 0.95rem; color: var(--secondary-on-stage); }
.fs-bounds li { display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: center; padding: 6px 0; border-top: 1px solid rgba(244,239,228,0.12); }
.fs-b-k { color: var(--paper); font-weight: 600; min-width: 4.5em; }
.fs-b-g { color: var(--invariant); }