/* Time & Gravity (T) track styles. Loaded only by /timegravity/ pages, after informatico.css, and built on its tokens. */
@layer timegravity {
  .tg-boundary-banner {
    margin: 1rem 0 1.35rem;
    padding: 0.85rem 1.1rem;
    border: 1.5px solid var(--tp-prussian);
    border-left-width: 5px;
    border-radius: 8px;
    background-color: var(--tp-stone);
    color: var(--tp-ink);
    font-size: 0.9rem;
    line-height: 1.55;
  }
  .tg-boundary-banner strong {
    display: block;
    margin-bottom: 0.25rem;
    font-family: var(--font-mono, monospace);
    font-size: 0.74rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--tp-prussian);
  }

  /* Claim spans: the label rides along as a small chip after the text. */
  .tg-claim {
    border-bottom: 1.5px solid var(--tp-rule-strong);
    text-decoration: none;
  }
  .tg-claim::after, .tg-claim-look::after {
    content: attr(data-tg-label);
    display: inline-block;
    margin: 0 0.15rem 0 0.4rem;
    padding: 0.05rem 0.42rem;
    border: 1px solid var(--tp-rule-strong);
    border-radius: 999px;
    font-family: var(--font-mono, monospace);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    vertical-align: 0.18em;
    color: var(--tp-graphite);
    background-color: var(--tp-stone);
    white-space: nowrap;
  }
  html[lang="es-MX"] .tg-claim::after, html[lang="es-MX"] .tg-claim-look::after {
    content: attr(data-tg-label-es);
  }
  .tg-claim[data-tg-label="MEASURED"] { border-bottom-color: var(--tp-verdigris); }
  .tg-claim[data-tg-label="MEASURED"]::after, .tg-claim-look[data-tg-label="MEASURED"]::after { color: var(--tp-verdigris); border-color: var(--tp-verdigris); background-color: var(--tp-verdigris-soft); }
  .tg-claim[data-tg-label="DERIVED"] { border-bottom-color: var(--tp-prussian); }
  .tg-claim[data-tg-label="DERIVED"]::after, .tg-claim-look[data-tg-label="DERIVED"]::after { color: var(--tp-prussian); border-color: var(--tp-prussian); background-color: var(--tp-prussian-soft); }
  .tg-claim[data-tg-label="BOUND"] { border-bottom-color: var(--tp-sienna); }
  .tg-claim[data-tg-label="BOUND"]::after, .tg-claim-look[data-tg-label="BOUND"]::after { color: var(--tp-sienna); border-color: var(--tp-sienna); background-color: var(--tp-sienna-soft); }
  .tg-claim[data-tg-label="SINGLE RESULT"] { border-bottom-color: var(--tp-minium); }
  .tg-claim[data-tg-label="SINGLE RESULT"]::after, .tg-claim-look[data-tg-label="SINGLE RESULT"]::after { color: var(--tp-minium); border-color: var(--tp-minium); background-color: var(--tp-minium-soft); }
  .tg-claim[data-tg-label="PROPOSED"] { border-bottom-style: dashed; }
  .tg-claim[data-tg-label="OPEN"] { border-bottom-style: dotted; }

  .tg-label-legend {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.6rem;
    margin: 1rem 0 1.4rem;
    padding: 0;
    list-style: none;
  }
  .tg-label-legend li {
    padding: 0.7rem 0.85rem;
    border: 1px solid var(--tp-rule);
    border-radius: 8px;
    background-color: var(--tp-vellum);
    font-size: 0.9rem;
    line-height: 1.5;
  }
  .tg-claim-look::after { margin-left: 0; }

  /* Instrument */
  .tg-instrument {
    margin: 1.6rem 0 2rem;
    padding: 1.1rem 1.2rem 1.3rem;
    border: 1px solid var(--tp-rule-strong);
    border-radius: 10px;
    background-color: var(--tp-vellum);
  }
  .tg-instrument h2, .tg-instrument h3 { margin-top: 0; }
  .tg-stage {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--tp-rule);
    border-radius: 8px;
    background-color: var(--tp-stone);
  }
  .tg-stage text {
    font-family: var(--font-mono, monospace);
    fill: var(--tp-graphite);
  }
  .tg-worldline {
    fill: none;
    stroke: var(--tp-minium);
    stroke-width: 3;
    stroke-linecap: round;
  }
  .tg-worldline[data-state="flat"] { stroke: var(--tp-verdigris); }
  .tg-worldline[data-state="flip"] { stroke: var(--tp-sienna); stroke-dasharray: 6 5; }
  .tg-body { fill: var(--tp-ink); stroke: var(--tp-vellum); stroke-width: 2; }
  .tg-release-line { stroke: var(--tp-rule-strong); stroke-dasharray: 4 4; }
  .tg-axis { stroke: var(--tp-rule-strong); stroke-width: 1.2; }
  .tg-clock-face { fill: var(--tp-vellum); stroke: var(--tp-graphite); stroke-width: 1.2; }
  .tg-clock-hand { stroke: var(--tp-ink); stroke-width: 1.6; stroke-linecap: round; }
  .tg-now-marker { fill: var(--tp-minium); stroke: var(--tp-vellum); stroke-width: 2; }
  .tg-controls {
    display: grid;
    grid-template-columns: minmax(220px, 1.2fr) minmax(240px, 2fr);
    gap: 1rem;
    align-items: end;
    margin-top: 1rem;
    padding-top: 0.9rem;
    border-top: 1px solid var(--tp-rule);
  }
  .tg-btn-row { display: flex; flex-wrap: wrap; gap: 0.45rem; }
  .tg-btn-row .tp-step-btn[aria-pressed="true"] { background-color: var(--tp-minium); border-color: var(--tp-minium); color: var(--tp-vellum); }
  .tg-instrument input[type="range"] { width: 100%; accent-color: var(--tp-prussian); }
  .tg-instrument :is(button, input, a):focus-visible { outline: 3px solid var(--tp-prussian); outline-offset: 2px; }
  .tg-how { font-size: 0.9rem; line-height: 1.55; color: var(--tp-graphite); margin: 0.6rem 0 0.9rem; }
  .tg-status { margin: 0.8rem 0 0; font-family: var(--font-mono, monospace); font-size: 0.8rem; color: var(--tp-graphite); }
  .tg-status[data-state="flat"] { color: var(--tp-verdigris); }
  .tg-status[data-state="flip"] { color: var(--tp-minium); font-weight: 700; }

  /* Section jump bar (own classes so the Folio act relabelling in theme-plate.mjs leaves it alone). */
  .tg-jump-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.42rem;
    margin-top: 0.95rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--tp-rule);
  }
  .tg-jump-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.68rem;
    font-family: var(--font-mono, monospace);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: var(--tp-ink);
    background-color: var(--tp-vellum);
    border: 1px solid var(--tp-rule-strong);
    border-radius: 999px;
    text-decoration: none;
    white-space: nowrap;
  }
  .tg-jump-pill:hover, .tg-jump-pill:focus-visible { background-color: var(--tp-ink); color: var(--tp-vellum); }

  .tg-equation {
    margin: 1rem 0 1.2rem;
    padding: 0.9rem 1.1rem;
    border-left: 4px solid var(--tp-prussian);
    border-radius: 0 8px 8px 0;
    background-color: var(--tp-stone);
    font-family: var(--font-mono, monospace);
    font-size: 1rem;
    overflow-x: auto;
  }

  /* Track map on the hub */
  .tg-track-map {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 0.9rem;
    margin: 1rem 0 1.6rem;
    padding: 0;
    list-style: none;
    counter-reset: tgmap;
  }
  .tg-track-map li {
    position: relative;
    padding: 0.95rem 1rem 1rem;
    border: 1px solid var(--tp-rule-strong);
    border-radius: 10px;
    background-color: var(--tp-vellum);
  }
  .tg-track-map li[data-built="false"] { border-style: dashed; background-color: var(--tp-stone); }
  .tg-map-code {
    display: inline-block;
    font-family: var(--font-mono, monospace);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--tp-prussian);
    margin-bottom: 0.3rem;
  }
  .tg-map-order { float: right; font-family: var(--font-mono, monospace); font-size: 0.68rem; color: var(--tp-slate); }
  .tg-map-title { display: block; font-weight: 700; font-size: 1.02rem; line-height: 1.35; margin-bottom: 0.4rem; color: var(--tp-ink); }
  .tg-map-title a { color: inherit; }
  .tg-map-q { display: block; font-size: 0.88rem; line-height: 1.45; color: var(--tp-graphite); }
  .tg-map-status {
    display: inline-block;
    margin-top: 0.55rem;
    font-family: var(--font-mono, monospace);
    font-size: 0.66rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--tp-slate);
  }

  /* "What would change this page" */
  .tg-change-box {
    margin: 1.4rem 0 1.6rem;
    padding: 1.1rem 1.3rem;
    border: 1px solid var(--tp-rule-strong);
    border-left: 4px solid var(--tp-sienna);
    border-radius: 0 10px 10px 0;
    background-color: var(--tp-vellum);
  }
  .tg-change-box .tp-plain-bridge-kicker { color: var(--tp-sienna); }
  .tg-change-box ul { margin: 0.4rem 0 0 1.1rem; padding: 0; }
  .tg-change-box li { margin: 0.35rem 0; line-height: 1.55; }

  .tg-ai-line {
    margin: 1.2rem 0;
    padding: 0.7rem 0.95rem;
    border: 1px dashed var(--tp-rule-strong);
    border-radius: 8px;
    font-size: 0.86rem;
    line-height: 1.5;
    color: var(--tp-graphite);
  }

  .tg-ledger-table th, .tg-ledger-table td { font-size: 0.82rem; vertical-align: top; }
  .tg-ledger-table code { font-size: 0.78rem; }

  .tg-open-question {
    margin: 1.8rem 0 1rem;
    padding: 1.2rem 1.4rem;
    border: 2px solid var(--tp-ink);
    border-radius: 10px;
    background-color: var(--tp-vellum);
  }
  .tg-open-question .tp-kicker { margin-bottom: 0.3rem; }
  .tg-open-question p { margin: 0.3rem 0 0; font-size: 1.2rem; font-weight: 700; }
  .tg-open-question .tg-next { margin-top: 0.5rem; font-size: 0.9rem; font-weight: 400; color: var(--tp-graphite); }

  /* Predict before reveal (pedagogy): a question, three answers, a verdict once the reader commits. */
  .tg-predict {
    margin: 0.4rem 0 1rem;
    padding: 0.8rem 1rem;
    border: 1px dashed var(--tp-rule-strong);
    border-radius: 8px;
    background-color: var(--tp-stone);
  }
  .tg-predict-q { margin: 0 0 0.55rem; font-size: 0.95rem; line-height: 1.5; }
  .tg-predict-kicker {
    display: inline-block;
    margin-right: 0.4rem;
    font-family: var(--font-mono, monospace);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--tp-sienna);
  }
  .tg-predict .tp-step-btn[aria-pressed="true"] { background-color: var(--tp-prussian); border-color: var(--tp-prussian); color: var(--tp-vellum); }
  .tg-predict-verdict { margin: 0.6rem 0 0; font-size: 0.9rem; line-height: 1.5; color: var(--tp-graphite); }
  .tg-predict-verdict[data-correct="true"] { color: var(--tp-verdigris); }
  .tg-predict-verdict[data-correct="false"] { color: var(--tp-sienna); }

  /* T.02 and T.03 instrument parts */
  .tg-zigzag { stroke: var(--tp-minium); }
  .tg-zigzag[data-state="flat"] { stroke: var(--tp-verdigris); }
  .tg-bar { transition: width 240ms ease; }
  .tg-ring { transition: opacity 240ms ease, stroke-width 240ms ease; }
  .tg-scite-n { font-family: var(--font-mono, monospace); font-size: 0.74rem; color: var(--tp-slate); }

  /* T.07 and T.04 instrument parts */
  .tg-tile { transition: opacity 200ms ease; }
  .tg-pw-dot, .tg-zych-marker { transition: cx 200ms ease, cy 200ms ease; }
  .tg-pw-curve, .tg-zych-curve { transition: opacity 200ms ease; }
  .tg-arm, .tg-clock-face, .tg-clock-hand { transition: y1 200ms ease, y2 200ms ease, cy 200ms ease; }
  .tg-dp-marker, .tg-page-dots { transition: cx 200ms ease, cy 200ms ease, opacity 200ms ease; }
  .tg-dp-excluded, .tg-dp-allowed { transition: fill 200ms ease; }
  .tg-bmv-mass, .tg-bmv-marker { transition: cx 200ms ease, cy 200ms ease; }
  .tg-bmv-branch { transition: x1 200ms ease, x2 200ms ease; }
  .tg-btn-row-label { align-self: center; font-size: 0.85rem; color: var(--tp-graphite); }

  .tp-track-chip-timegravity {
    background: linear-gradient(135deg, var(--tp-vellum) 0%, var(--tp-verdigris-soft) 100%);
    border-color: var(--tp-prussian);
  }
  .tp-track-chip-timegravity .tp-track-chip-kicker { color: var(--tp-prussian); }

  @media (max-width: 720px) {
    .tg-controls { grid-template-columns: 1fr; }
    .tg-claim::after, .tg-claim-look::after { font-size: 0.58rem; }
  }

  @media (prefers-reduced-motion: reduce) {
    .tg-worldline, .tg-body, .tg-now-marker, .tg-bar, .tg-ring, .tg-tile, .tg-pw-dot, .tg-zych-marker, .tg-pw-curve, .tg-zych-curve, .tg-arm, .tg-clock-face, .tg-clock-hand, .tg-dp-marker, .tg-bmv-mass, .tg-bmv-marker, .tg-bmv-branch { transition: none !important; animation: none !important; }
  }

  /* Way in and way through (2026-11-09 council): hero call to action on the hub, nine-step rail under every
     T hero, compact boundary strip on T pages, the closing card as the Continue link, a jump bar that sticks. */
  .tg-hero-cta {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    gap: 0.6rem;
    margin: 1.1rem 0 0.4rem;
  }
  .tg-cta-begin {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.1rem;
    padding: 0.7rem 1.25rem;
    border-radius: 14px;
    text-align: left;
  }
  .tg-cta-begin > span {
    font-family: var(--font-mono, monospace);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    opacity: 0.85;
  }
  .tg-cta-begin > strong { font-size: 1.05rem; line-height: 1.3; }
  .tg-cta-begin:hover, .tg-cta-begin:focus-visible { background-color: var(--tp-prussian); border-color: var(--tp-prussian); }
  .tg-cta-map { align-self: center; }
  .tg-cta-map:hover, .tg-cta-map:focus-visible { background-color: var(--tp-ink); color: var(--tp-vellum); }

  .tg-step-rail {
    margin: 0.2rem 0 0.9rem;
    padding: 0.55rem 0;
    border-top: 1px solid var(--tp-rule);
    border-bottom: 1px solid var(--tp-rule);
    overflow-x: auto;
    scrollbar-width: none;
  }
  .tg-step-rail::-webkit-scrollbar { display: none; }
  .tg-steps {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin: 0;
    padding: 0;
    list-style: none;
    white-space: nowrap;
  }
  .tg-step { display: inline-flex; align-items: center; flex: 0 0 auto; }
  .tg-step a, .tg-step-current, .tg-step-pending {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    min-height: 1.9rem;
    padding: 0.15rem 0.55rem 0.15rem 0.2rem;
    border-radius: 999px;
    text-decoration: none;
    color: var(--tp-graphite);
  }
  .tg-step-n {
    display: inline-grid;
    place-items: center;
    width: 1.55rem;
    height: 1.55rem;
    border: 1.5px solid var(--tp-rule-strong);
    border-radius: 50%;
    font-family: var(--font-mono, monospace);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--tp-ink);
    background-color: var(--tp-vellum);
  }
  .tg-step-t {
    font-size: 0.8rem;
    line-height: 1.2;
    max-width: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-width 200ms ease, opacity 200ms ease;
  }
  .tg-step-current .tg-step-t, .tg-step a:hover .tg-step-t, .tg-step a:focus-visible .tg-step-t {
    max-width: 26rem;
    opacity: 1;
  }
  .tg-step-current { color: var(--tp-ink); font-weight: 700; }
  .tg-step-current .tg-step-n { background-color: var(--tp-ink); border-color: var(--tp-ink); color: var(--tp-vellum); }
  .tg-step a:hover .tg-step-n, .tg-step a:focus-visible .tg-step-n { border-color: var(--tp-prussian); color: var(--tp-prussian); }
  .tg-step-pending { opacity: 0.55; }
  @media (prefers-reduced-motion: reduce) {
    .tg-step-t { transition: none; }
  }

  .tg-boundary-compact {
    padding: 0.5rem 0.9rem;
    font-size: 0.86rem;
  }
  .tg-boundary-compact summary {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.25rem 0.6rem;
    cursor: pointer;
    list-style: none;
  }
  .tg-boundary-compact summary::-webkit-details-marker { display: none; }
  .tg-boundary-compact summary strong { display: inline; margin: 0; }
  .tg-boundary-compact summary::after {
    content: "+";
    margin-left: auto;
    font-family: var(--font-mono, monospace);
    font-weight: 700;
    color: var(--tp-prussian);
  }
  .tg-boundary-compact[open] summary::after { content: "\2212"; }
  .tg-boundary-compact > p { margin: 0.55rem 0 0.1rem; }

  .tg-open-question a.tg-next {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    margin-top: 0.9rem;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--tp-ink);
    border-radius: 10px;
    background-color: var(--tp-ink);
    color: var(--tp-vellum);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 700;
  }
  .tg-open-question a.tg-next:hover, .tg-open-question a.tg-next:focus-visible { background-color: var(--tp-prussian); border-color: var(--tp-prussian); }
  .tg-open-question a.tg-next .tg-next-dir {
    font-family: var(--font-mono, monospace);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    opacity: 0.85;
  }

  .tg-map-order {
    float: none;
    display: inline-block;
    margin-bottom: 0.3rem;
    font-family: var(--font-mono, monospace);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--tp-ink);
  }
  .tg-map-code { float: right; font-weight: 600; color: var(--tp-slate); }

  @media (min-width: 981px) {
    .tg-jump-bar {
      position: sticky;
      top: 3.9rem;
      z-index: 5;
      padding-bottom: 0.55rem;
      background-color: var(--tp-stone);
    }
  }

  /* tg-figure-cap (2026-11-09, maintainer on a large screen): the lead plate, the instrument and the distill plate
     stop growing with the viewport. The shell is unbounded on wide screens, so at 2560 px the plate was 2,461 px
     wide and 1,480 px tall; capped at the width of a comfortable reading column and left-aligned with the text. */
  @media (min-width: 1100px) {
    .tg-page [data-lead-figure],
    .tg-page .tg-instrument,
    .tg-page .tp-distill-figure,
    .tg-page .tg-boundary-banner,
    .tg-page .tg-step-rail,
    .tg-page .tg-jump-bar,
    .tg-page .tg-hero-cta {
      box-sizing: border-box;
      max-width: 1080px;
    }
  }
}