/* ─────────────────────────────────────────────────────────────────────────
   Sectors, tracks and levels — the subject map.
   Every colour is a token, so this follows light and dark with no second
   palette. A level strip scrolls inside its own box on a phone; the page
   itself never scrolls sideways.
   ───────────────────────────────────────────────────────────────────────── */

.sx-icon { width: 22px; height: 22px; color: var(--ember); flex-shrink: 0; }
.sx-icon-sm { width: 13px; height: 13px; }
.sx-icon-lg { width: 36px; height: 36px; color: var(--ember); flex-shrink: 0; }

/* ── Sector tiles ──────────────────────────────────────────────────────── */
.sx-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.sx-tile { display: flex; flex-direction: column; gap: 10px; padding: 18px; }
.sx-tile-head { display: flex; align-items: center; gap: 10px; }
.sx-tile-name { font-family: var(--serif); font-size: 18px; font-weight: 800; color: var(--ink); letter-spacing: -.015em; line-height: 1.2; }
.sx-tile-tracks { list-style: none; display: flex; flex-wrap: wrap; gap: 5px; font-size: 12.5px; color: var(--muted); }
.sx-tile-tracks li { background: var(--bg-2); border: 1px solid var(--divider); border-radius: 999px; padding: 1px 9px; }
.sx-tile-foot { margin-top: auto; display: flex; flex-direction: column; gap: 8px; padding-top: 4px; }

.chip-sx { gap: 5px; color: var(--ember-2); background: var(--ember-soft); }
.chip-sx:hover { background: color-mix(in srgb, var(--ember-soft) 70%, var(--ember) 12%); }

/* ── Coverage bar: one cell per level ─────────────────────────────────── */
.cv-bar { display: inline-flex; gap: 3px; align-items: center; vertical-align: middle; }
.cv { width: 17px; height: 8px; border-radius: 2px; background: var(--divider); }
.cv-on { background: var(--tier); }
.cv-plan {
  background: repeating-linear-gradient(135deg, var(--tier) 0 2px, transparent 2px 5px);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--tier) 55%, transparent);
}
.cv-off { background: var(--divider); box-shadow: inset 0 0 0 1px var(--hairline); }

/* ── Sector page ───────────────────────────────────────────────────────── */
.sx-title { display: flex; align-items: center; gap: 14px; }
.sx-summary { max-width: 76ch; font-size: 16px; margin-bottom: 4px; }
.crumb .crumb-here { color: var(--body); font-weight: 600; }

.lv-track { margin-bottom: 36px; }
.lv-track-head { margin-bottom: 12px; }
.lv-track-name { font-size: 21px; font-weight: 800; }
.lv-track-name a:hover { color: var(--ember-2); }
.lv-track-head p { margin-top: 3px; max-width: 74ch; }

.lv-strip {
  display: grid; grid-template-columns: repeat(8, minmax(136px, 1fr)); gap: 8px;
  overflow-x: auto; padding-bottom: 8px; scroll-snap-type: x proximity;
  scrollbar-width: thin;
}
.lv-head {
  font-family: var(--mono); font-size: 11px; font-weight: 600; color: var(--tier);
  border-bottom: 2px solid var(--tier); padding-bottom: 4px; white-space: nowrap; scroll-snap-align: start;
}
.lv-head span { color: var(--muted); font-family: var(--sans); font-weight: 600; margin-left: 4px; }
.lv-cell { display: flex; flex-direction: column; gap: 6px; min-height: 72px; }
.lv-none { border: 1px dashed var(--hairline); border-radius: 10px; opacity: .7; }

.lv-step {
  display: flex; flex-direction: column; gap: 3px;
  background: var(--paper); border: 1px solid var(--hairline); border-top: 3px solid var(--tier);
  border-radius: 10px; padding: 8px 10px; transition: box-shadow .15s, border-color .15s;
}
.lv-step:hover { box-shadow: var(--shadow-md); border-color: var(--tier); }
.lv-step.is-cross { background: var(--bg-2); border-top-style: dashed; }
.lv-name { font-family: var(--serif); font-size: 14px; font-weight: 700; color: var(--ink); line-height: 1.25; }
.lv-badges { display: flex; flex-wrap: wrap; gap: 4px; }
.lv-cross { font-size: 11.5px; color: var(--muted); }
.lv-cross a { color: var(--ember-2); font-weight: 600; }

.lv-plan {
  display: flex; flex-direction: column; gap: 2px; padding: 8px 10px; border-radius: 10px;
  border: 1.5px dashed color-mix(in srgb, var(--tier) 60%, var(--hairline));
  background: repeating-linear-gradient(135deg, var(--tier-soft) 0 6px, transparent 6px 12px);
}
.lv-plan-k { font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--amber); }
.lv-plan-t { font-size: 13px; color: var(--ink); line-height: 1.3; }
.lv-opts { font-size: 12px; font-weight: 600; color: var(--ember-2); }
.lv-open { display: inline-block; margin-top: 6px; color: var(--ember-2); font-weight: 600; }

/* ── Badges ────────────────────────────────────────────────────────────── */
.bdg {
  display: inline-flex; align-items: center; padding: 1px 7px; border-radius: 999px;
  font-size: 10px; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; white-space: nowrap;
  background: var(--divider); color: var(--muted);
}
.bdg-guide { background: var(--green-soft); color: var(--green); }
.bdg-build { background: var(--ember-soft); color: var(--ember-2); }
.bdg-sheet { background: var(--blue-soft); color: var(--blue); }

/* ── Related material ──────────────────────────────────────────────────── */
.rel-h {
  font-family: var(--sans); font-size: 13px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase;
  color: var(--ember); margin: 0 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--hairline);
}
.rel-books { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 10px 24px; margin-bottom: 30px; }
.rel-books li { display: flex; flex-direction: column; gap: 1px; font-size: 14px; }
.rel-books a:hover b { color: var(--ember-2); }

.sheet-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.sheet { background: var(--paper); border: 1px solid var(--hairline); border-radius: var(--r-md); overflow: hidden; display: flex; flex-direction: column; }
.sheet img { width: 100%; height: 150px; object-fit: cover; object-position: top; background: var(--bg-2); border-bottom: 1px solid var(--hairline); }
.sheet figcaption { padding: 10px 12px; display: flex; flex-direction: column; gap: 4px; font-size: 13.5px; }
.sheet figcaption b { color: var(--ink); line-height: 1.3; }
.sheet figcaption a { color: var(--ember-2); }

/* ── Track page ────────────────────────────────────────────────────────── */
.tk-level-k { font-family: var(--mono); font-size: 11.5px; font-weight: 600; color: var(--tier); letter-spacing: .04em; text-transform: uppercase; }
.tk-level-k .muted { text-transform: none; letter-spacing: 0; }
.tk-level-t { font-size: 23px; margin: 2px 0 14px; }
.tk-step {
  background: var(--paper); border: 1px solid var(--hairline); border-left: 3px solid var(--tier);
  border-radius: var(--r-md); padding: 14px 16px; margin-bottom: 12px; max-width: 860px;
}
.tk-step.is-cross { border-left-style: dashed; background: var(--bg-2); }
.tk-step-name { font-size: 19px; margin: 4px 0 4px; }
.tk-step-name a:hover { color: var(--ember-2); }
.tk-step .step-goal { margin-bottom: 8px; font-size: 14px; }
.tk-needs { font-size: 13.5px; margin-bottom: 8px; }
.tk-needs a, .tk-rel a { color: var(--ember-2); font-weight: 600; }
.tk-rel { list-style: none; display: flex; flex-direction: column; gap: 3px; font-size: 13px; }
.tk-rel b { display: inline-block; min-width: 54px; color: var(--ink); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.tk-planned { max-width: 860px; }
.tk-unlocks { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 6px 0 4px; max-width: 860px; }
.tk-unlock { font-size: 12.5px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--hairline); background: var(--paper); color: var(--ink); }
.tk-unlock:hover { border-color: var(--subtle); }
.tk-unlock.in-track { background: var(--tier-soft); border-color: transparent; color: var(--tier); font-weight: 600; }

/* ── Choose by what you have ───────────────────────────────────────────── */
.chooser { border: 1px solid var(--hairline); background: var(--bg-2); border-radius: var(--r-md); padding: 14px 16px; margin: 12px 0 14px; max-width: 860px; }
.chooser-q { font-size: 14px; }
.chooser-q b { color: var(--ink); }
.chooser-opts { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 8px; }
.chooser-status { margin-bottom: 10px; }
.variants { list-style: none; display: grid; gap: 8px; }
.variant { background: var(--paper); border: 1px solid var(--hairline); border-radius: var(--r-sm); padding: 10px 12px; transition: border-color .15s, background .15s; }
.variant.is-fit { border-color: var(--green); background: color-mix(in srgb, var(--green-soft) 55%, var(--paper)); }
.variant.is-part { border-color: color-mix(in srgb, var(--amber) 55%, var(--hairline)); }
.variant.is-planned { border-style: dashed; }
.variant-head { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; }
.variant-head b { color: var(--ink); font-size: 14.5px; }
.variant-go { font-size: 13px; font-weight: 600; color: var(--ember-2); }
.variant-needs { display: flex; flex-wrap: wrap; gap: 4px; margin: 6px 0; }
.chip.need.is-have { background: var(--green-soft); color: var(--green); }

/* ── How-to ────────────────────────────────────────────────────────────── */
.ht-group { margin-bottom: 42px; }
.ht-sec { font-size: 22px; font-weight: 800; margin-bottom: 14px; }
.ht-sec a { display: inline-flex; align-items: center; gap: 10px; }
.ht-sec a:hover { color: var(--ember-2); }
.ht-serves { margin-top: 8px; color: var(--muted); font-size: 12px; }

.idea-card { display: flex; flex-direction: column; }

@media (max-width: 560px) {
  .sx-grid { grid-template-columns: 1fr; }
  .lv-strip { grid-template-columns: repeat(8, minmax(122px, 1fr)); }
  .sx-icon-lg { width: 28px; height: 28px; }
  .sheet img { height: 130px; }
  .tk-level-t { font-size: 20px; }
}

/* ── Ladder and graph: one page, two views ─────────────────────────────── */
.view-toggle { margin-top: 16px; gap: 6px; }
.step-foot .dom { display: inline-flex; align-items: center; gap: 4px; }

/* ── Step page: everything for this step ───────────────────────────────── */
.rel-panel {
  border: 1px solid var(--hairline); border-left: 4px solid var(--ember); border-radius: 0 var(--r-md) var(--r-md) 0;
  background: var(--paper); padding: 14px 18px; margin: 0 0 30px;
}
.rel-panel-h { font-family: var(--sans); font-size: 12px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; color: var(--ember); margin-bottom: 8px; }
.rel-row { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--divider); font-size: 14px; align-items: baseline; }
.rel-row:last-child { border-bottom: 0; }
.rel-row dt { font-size: 11.5px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.rel-row dd a:not(.btn) { color: var(--ember-2); font-weight: 600; }
.rel-guides { display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: center; }
.crumb-link { color: var(--ember-2); font-weight: 600; }
.pager .pg-gap { display: flex; flex-direction: column; gap: 2px; max-width: 46%; }
.pager .pg-gap .pg-t { color: var(--muted); }
.pager .pg-gap.pg-next { text-align: right; align-items: flex-end; margin-left: auto; }
@media (max-width: 560px) {
  .rel-row { grid-template-columns: minmax(0, 1fr); gap: 3px; }
}

.place-line { margin: 10px 0 0; max-width: 74ch; }
.sheet-cap { padding: 10px 12px; display: flex; flex-direction: column; gap: 4px; font-size: 13.5px; }
.sheet-cap b { color: var(--ink); line-height: 1.3; }

/* ── Coverage matrix and writing queue (Contents & Roadmap) ─────────────── */
.ct-sector { font-weight: 700; color: var(--ink); }
.ct-desc a { color: var(--ember-2); }
.cov-legend { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 12.5px; color: var(--muted); margin-bottom: 12px; }
.cov-legend span { display: inline-flex; align-items: center; gap: 6px; }
.cov-key { display: inline-block; width: 16px; height: 12px; border-radius: 3px; border: 1px solid var(--hairline); }
.cov-wrap { overflow-x: auto; border: 1px solid var(--hairline); border-radius: var(--r-md); background: var(--paper); }
table.cov { border-collapse: separate; border-spacing: 3px; width: 100%; min-width: 640px; font-size: 12.5px; }
table.cov thead th { font-family: var(--mono); font-size: 11px; font-weight: 600; color: var(--tier, var(--muted)); text-align: center; padding: 6px 2px 4px; border-bottom: 2px solid var(--tier, var(--hairline)); }
table.cov thead th:first-child { text-align: left; color: var(--muted); border-bottom-color: var(--hairline); }
table.cov thead th span { display: block; font-family: var(--sans); color: var(--muted); font-weight: 600; font-size: 10px; }
table.cov tbody th { text-align: left; padding: 6px 8px 6px 4px; white-space: nowrap; }
table.cov tbody th a { display: inline-flex; align-items: center; gap: 5px; font-weight: 700; color: var(--ink); }
table.cov tbody th a:hover { color: var(--ember-2); }
.cov-sum { display: block; font-size: 11px; font-weight: 500; color: var(--muted); }
.cov-cell { text-align: center; vertical-align: middle; border-radius: 6px; height: 50px; min-width: 56px; padding: 3px 2px; }
.cov-pp { display: block; font-size: 9.5px; font-weight: 700; color: var(--amber); text-transform: uppercase; letter-spacing: .04em; }
.cov-n { display: block; font-family: var(--serif); font-weight: 800; font-size: 16px; color: var(--ink); line-height: 1.1; }
/* --body, not --muted: on the tinted cells --muted falls to 4.2:1 in the dark theme. */
.cov-gb { display: block; font-family: var(--mono); font-size: 10px; color: var(--body); }
.cov-p { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--amber); }
.cov-none { background: transparent; box-shadow: inset 0 0 0 1px var(--divider); }
.cov-plan { background: repeating-linear-gradient(135deg, var(--amber-soft) 0 5px, transparent 5px 10px); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--amber) 45%, transparent); }
.cov-bare { background: var(--red-soft); }
.cov-part { background: var(--amber-soft); }
.cov-full { background: var(--green-soft); }

.wq { list-style: none; counter-reset: wq; display: flex; flex-direction: column; gap: 10px; margin-bottom: 18px; }
.wq-item { counter-increment: wq; background: var(--paper); border: 1px solid var(--hairline); border-radius: var(--r-md); padding: 12px 14px 12px 46px; position: relative; }
.wq-item::before { content: counter(wq); position: absolute; left: 12px; top: 12px; width: 24px; height: 24px; border-radius: 50%; background: var(--divider); display: grid; place-items: center; font-family: var(--mono); font-size: 11.5px; font-weight: 600; color: var(--ink); }
.wq-head { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; margin-bottom: 4px; }
.wq-head b { color: var(--ink); font-size: 15px; }
.wq-head a.muted:hover { color: var(--ember-2); }
.wq-unguided { border: 1px solid var(--hairline); border-radius: var(--r-md); padding: 12px 14px; background: var(--bg-2); }
.wq-unguided summary { cursor: pointer; font-size: 14px; }
.wq-unguided p { margin-top: 8px; }
.wq-unguided a { color: var(--ember-2); }