/* Self-hosted from Google Fonts (SIL Open Font License). Latin and Latin Extended only. */
@font-face {
  font-family: 'Newsreader';
  font-style: italic;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/Newsreader-italic-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Newsreader';
  font-style: italic;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/Newsreader-italic-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/Newsreader-normal-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/Newsreader-normal-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Public Sans';
  font-style: italic;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/PublicSans-italic-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Public Sans';
  font-style: italic;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/PublicSans-italic-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/PublicSans-normal-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/PublicSans-normal-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* The Deal Desk. Rules and rationale live in DESIGN.md; change tokens there first. */

/* ---- Tokens: light (default) ------------------------------------------- */
:root {
  --ground: #F4F5F2;
  --panel: #FFFFFF;
  --panel-2: #ECEEEA;
  --rule: #D3D8D2;
  --rule-strong: #A9B1AC;
  --ink: #15191B;
  --ink-2: #364146;
  --muted: #566267;
  --accent: #7A5410;        /* brass, for text */
  --brass: #B98935;         /* brass, for marks: rules, ticks, bars */
  --teal: #1E9D91;
  --rose: #CA6353;
  --good: #1D7353;
  --bad: #B23F2E;
  --tint: rgba(185, 137, 53, .10);
  --band: rgba(30, 157, 145, .14);
  --on-brass: #17120A;
  color-scheme: light;

  --serif: "Newsreader", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --sans: "Public Sans", "Segoe UI", system-ui, -apple-system, sans-serif;

  --fs-xs: 13px; --fs-s: 14px; --fs-m: 16px; --fs-l: 19px; --fs-xl: 21px; --fs-2xl: 28px;
  --fs-3xl: clamp(34px, 5.2vw, 56px);
  --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px; --sp-5: 24px; --sp-6: 32px; --sp-7: 48px; --sp-8: 72px;

  --radius: 4px;
  --on-status: #FFFFFF;
  --player-h: 76px;
  --gutter: clamp(16px, 4vw, 40px);
}

/* ---- Tokens: dark (system setting, or chosen) -------------------------- */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #11171A; --panel: #172024; --panel-2: #1C262B; --rule: #2A363C; --rule-strong: #4A585E;
    --ink: #ECE6DA; --ink-2: #BCC3C4; --muted: #97A3A8; --accent: #DDB872;
    --good: #6CC7A3; --bad: #EE8A7A; --on-status: #11171A; --tint: rgba(185, 137, 53, .10); --band: rgba(30, 157, 145, .16);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --ground: #11171A; --panel: #172024; --panel-2: #1C262B; --rule: #2A363C; --rule-strong: #4A585E;
  --ink: #ECE6DA; --ink-2: #BCC3C4; --muted: #97A3A8; --accent: #DDB872;
  --good: #6CC7A3; --bad: #EE8A7A; --on-status: #11171A; --tint: rgba(185, 137, 53, .10); --band: rgba(30, 157, 145, .16);
  color-scheme: dark;
}

/* ---- Base --------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }   /* component display rules must never un-hide */
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 400 var(--fs-m)/1.5 var(--sans);
  padding-bottom: calc(var(--player-h) + env(safe-area-inset-bottom, 0px) + var(--sp-5));
}
body.home { padding-bottom: 0; }
button { font: inherit; color: inherit; }
a { color: var(--accent); text-underline-offset: 2px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: var(--sp-2); background: var(--panel); padding: var(--sp-2) var(--sp-3); z-index: 50; }
.skip:focus { left: var(--sp-2); }

.wrap { max-width: 1240px; margin-inline: auto; padding-inline: var(--gutter); }

/* ---- Masthead ------------------------------------------------------------- */
.masthead { padding-block: var(--sp-6); }
.topline { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); margin-bottom: clamp(24px, 5vw, 48px); }
.show {
  margin: 0; font: 600 var(--fs-m)/1 var(--serif); color: var(--ink); text-decoration: none;
  padding-bottom: 6px; border-bottom: 2px solid var(--brass);
}
.appearance { display: inline-flex; border: 1px solid var(--rule); border-radius: var(--radius); }
.appearance button { padding: 5px 10px; font-size: var(--fs-xs); color: var(--muted); background: none; border: 0; cursor: pointer; }
.appearance button + button { border-left: 1px solid var(--rule); }
.appearance button[aria-pressed="true"] { color: var(--ink); background: var(--panel-2); }
.ep-no { margin: 0 0 var(--sp-2); color: var(--accent); font-size: var(--fs-s); font-weight: 500; }
.masthead h1 { margin: 0; max-width: 22ch; font: 500 var(--fs-3xl)/1.05 var(--serif); letter-spacing: -.015em; }
.hook { margin: var(--sp-4) 0 0; max-width: 58ch; font: 400 clamp(18px, 1.9vw, 21px)/1.45 var(--serif); color: var(--ink-2); }
.facts { margin: var(--sp-4) 0 0; display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-5); color: var(--muted); font-size: var(--fs-s); }

/* ---- Layout --------------------------------------------------------------- */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 430px);
  gap: clamp(28px, 4vw, 64px);
  align-items: start;
  border-top: 1px solid var(--rule);
  padding-top: var(--sp-6);
}
.transcript { grid-column: 1; grid-row: 1; min-width: 0; }
.stage {
  grid-column: 2; grid-row: 1;
  position: sticky; top: var(--sp-5);
  max-height: calc(100vh - var(--player-h) - 48px);
  overflow: auto;
}

/* ---- Transcript ------------------------------------------------------------ */
.lines { list-style: none; margin: 0; padding: 0; max-width: 46rem; }
.lines > li { position: relative; }
.line {
  display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 0 var(--sp-4);
  width: 100%; margin: 0; padding: var(--sp-3);
  background: none; border: 0; border-radius: var(--radius);
  text-align: left; cursor: pointer; color: var(--ink-2);
}
.line:hover { color: var(--ink); }
.line .gut { display: flex; flex-direction: column; font-size: var(--fs-xs); line-height: 1.45; color: var(--muted); padding-top: 4px; }
.line .who { font-weight: 600; }
.line .when { font-variant-numeric: tabular-nums; }
.line .txt { font: 400 var(--fs-l)/1.6 var(--serif); }
.line.sofia .txt { font: 400 17px/1.6 var(--sans); }
.line.current { color: var(--ink); background: var(--tint); }
.line.current .gut { color: var(--accent); }
.line .ref { margin-left: 6px; font: 600 var(--fs-xs)/1 var(--sans); color: var(--accent); white-space: nowrap; }

/* Quiz answers, held back until revealed */
.lines > li.held .line { cursor: default; }
.lines > li.held .txt { filter: blur(6px); user-select: none; }
.reveal {
  white-space: nowrap;
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  padding: var(--sp-2) var(--sp-4); font-size: var(--fs-s); font-weight: 600; cursor: pointer;
  background: var(--panel); color: var(--ink); border: 1px solid var(--rule-strong); border-radius: var(--radius);
}
.gate {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-3) var(--sp-4);
  margin: var(--sp-2) 0 var(--sp-3) calc(64px + var(--sp-4) + var(--sp-3));
  padding: var(--sp-3) var(--sp-4); border: 1px solid var(--rule-strong); border-radius: var(--radius); background: var(--panel);
}
.gate p { margin: 0; font-size: var(--fs-s); color: var(--ink-2); }

.follow {
  position: fixed; left: 50%; transform: translateX(-50%); z-index: 20; background: var(--panel);
  bottom: calc(var(--player-h) + env(safe-area-inset-bottom, 0px) + var(--sp-3));
}

/* ---- Stage ------------------------------------------------------------------- */
.stage-bar { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3); margin-bottom: var(--sp-3); }
.fig-count { margin: 0; font-size: var(--fs-s); color: var(--muted); }
.fig-count b { color: var(--accent); font-weight: 600; }
.fig-nav { display: flex; gap: 6px; }
.fig-nav .stage-toggle { display: none; }

.fig { margin: 0; background: var(--panel); border: 1px solid var(--rule); border-radius: var(--radius); padding: var(--sp-5) var(--sp-5) var(--sp-4); }
.fig h3 { margin: 0 0 var(--sp-4); font: 500 var(--fs-xl)/1.25 var(--serif); }
.fig .note { margin: var(--sp-4) 0 0; font-size: var(--fs-xs); line-height: 1.5; color: var(--muted); }

/* Tombstone: a deal toy. Brass frame, inner rule, nothing else. */
.tomb {
  text-align: center; padding: var(--sp-6) var(--sp-5) var(--sp-5);
  background: var(--panel-2);
  border: 1px solid var(--brass); border-radius: var(--radius);
  box-shadow: inset 0 0 0 5px var(--panel-2), inset 0 0 0 6px var(--brass);
}
.tomb .t-kicker { margin: 0 0 var(--sp-3); font: italic 400 var(--fs-m)/1.3 var(--serif); color: var(--accent); }
.tomb .t-name { margin: 0; font: 600 clamp(26px, 3vw, 34px)/1.1 var(--serif); letter-spacing: -.01em; }
.tomb .t-rule { width: 56px; height: 1px; background: var(--brass); margin: var(--sp-4) auto; border: 0; }
.tomb .t-sub { margin: 0 auto; max-width: 30ch; font: 400 var(--fs-m)/1.45 var(--serif); color: var(--ink-2); }
.tomb .t-line { margin: var(--sp-2) auto 0; max-width: 32ch; font-size: var(--fs-s); color: var(--ink-2); }
.tomb .t-date { margin: var(--sp-5) 0 0; font-size: var(--fs-xs); color: var(--muted); }

/* Term sheet: label and value on a ruled line */
.terms { margin: 0; }
.terms div { display: flex; justify-content: space-between; align-items: baseline; gap: var(--sp-4); padding: 10px 0; border-bottom: 1px solid var(--rule); }
.terms div:first-child { border-top: 1px solid var(--rule-strong); }
.terms dt { font-size: var(--fs-s); color: var(--ink-2); }
.terms dd { margin: 0; font: 500 var(--fs-xl)/1.2 var(--serif); font-variant-numeric: tabular-nums lining-nums; white-space: nowrap; }
.approx { font: 400 var(--fs-xs) var(--sans); color: var(--muted); margin-right: 3px; }

/* A single figure, set like a pull quote */
.pull { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--sp-4); align-items: baseline; padding-top: var(--sp-3); border-top: 1px solid var(--rule-strong); }
.pull .p-val { font: 500 48px/1 var(--serif); font-variant-numeric: lining-nums; }
.pull .p-lab { font-size: var(--fs-m); line-height: 1.4; color: var(--ink-2); }

/* Horizontal bars */
.bars { display: grid; gap: var(--sp-4); }
.bar-row { display: grid; gap: 6px; }
.bar-lab { font-size: var(--fs-s); color: var(--ink-2); display: flex; justify-content: space-between; gap: 10px; }
.bar-lab b { color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; }
.bar-track { position: relative; height: 16px; }
.bar { position: absolute; left: 0; top: 0; bottom: 0; background: var(--brass); border-radius: 0 var(--radius) var(--radius) 0; outline-offset: 3px; }
.band { position: absolute; top: -5px; bottom: -5px; background: var(--band); border-inline: 1px dashed var(--teal); }
.band-key { display: flex; align-items: center; gap: var(--sp-2); margin: var(--sp-4) 0 0; font-size: var(--fs-xs); color: var(--ink-2); }
.band-key i { width: 18px; height: 12px; background: var(--band); border-inline: 1px dashed var(--teal); }

/* Waterfall */
.wf { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 14px; }
.wf-col { display: grid; grid-template-rows: auto 190px auto; min-width: 0; }
.wf-val { text-align: center; font: 600 var(--fs-s)/1.2 var(--sans); font-variant-numeric: tabular-nums; padding-bottom: 6px; }
.wf-plot { position: relative; border-bottom: 1px solid var(--rule-strong); }
.wf-bar { position: absolute; left: 12%; right: 12%; border-radius: var(--radius) var(--radius) 0 0; outline-offset: 3px; }
.wf-bar.total { background: var(--brass); }
.wf-bar.add { background: var(--teal); border-radius: var(--radius); }
.wf-bar.sub { background: var(--rose); border-radius: var(--radius); }
.wf-link { position: absolute; left: 88%; width: calc(24% + 14px); border-top: 1px dashed var(--muted); }
.wf-lab { padding-top: var(--sp-2); text-align: center; font-size: var(--fs-xs); line-height: 1.35; color: var(--ink-2); }

/* Table */
.tbl-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: var(--fs-s); font-variant-numeric: tabular-nums; }
.tbl th { text-align: left; font-weight: 600; font-size: var(--fs-xs); color: var(--muted); padding: 0 10px var(--sp-2); border-bottom: 1px solid var(--rule-strong); }
.tbl td { padding: 9px 10px; border-bottom: 1px solid var(--rule); color: var(--ink-2); }
.tbl td:first-child, .tbl th:first-child { padding-left: 0; }
.tbl td:last-child, .tbl th:last-child { padding-right: 0; }
.tbl .r { text-align: right; }
.tbl tr.hl td { color: var(--ink); font-weight: 600; background: var(--tint); }
.tbl tr.hl td:first-child { padding-left: 6px; }
.tbl tr.hl td:last-child { padding-right: 6px; }
.tbl .hl-note { margin-left: 6px; font-weight: 400; font-style: italic; color: var(--muted); }

/* Process funnel: many deals narrow to one number applied to the target */
.funnel { list-style: none; margin: 0; padding: 0; display: grid; }
.funnel li { display: grid; grid-template-columns: 30% minmax(0, 1fr); gap: var(--sp-4); align-items: start; }
.funnel .f-band { display: flex; justify-content: center; padding-top: 12px; }
.funnel .f-band i { display: block; height: 10px; background: var(--rule-strong); border-radius: var(--radius); }
.funnel li:last-child .f-band i { background: var(--brass); }
.funnel .f-text { display: flex; flex-direction: column; justify-content: center; padding-block: var(--sp-2); border-bottom: 1px solid var(--rule); }
.funnel li:last-child .f-text { border-bottom: 0; }
.funnel .f-text b { font-size: var(--fs-s); font-weight: 600; color: var(--ink); }
.funnel .f-text span { font-size: var(--fs-xs); line-height: 1.4; color: var(--ink-2); }

/* Formula, set between rules like an equation in a textbook */
.formula { margin: 0; padding: var(--sp-4) 0; text-align: center; font: 500 var(--fs-xl)/1.4 var(--serif); border-block: 1px solid var(--rule-strong); }

/* Football field */
.ff { position: relative; display: grid; gap: var(--sp-3); padding-top: var(--sp-5); }
.ff-row { display: grid; gap: 4px; }
.ff-lab { position: relative; z-index: 3; justify-self: start; padding-right: var(--sp-2); background: var(--panel); font-size: var(--fs-xs); color: var(--ink-2); }
.ff-track { position: relative; height: 14px; }
.ff-bar { position: absolute; top: 0; bottom: 0; background: var(--brass); border-radius: var(--radius); outline-offset: 3px; }
.ff-marker { position: absolute; top: 2px; bottom: 0; width: 0; border-left: 2px solid var(--ink); z-index: 2; pointer-events: none; }
.ff-marker span { position: absolute; top: 0; left: 6px; white-space: nowrap; font-size: var(--fs-xs); color: var(--ink); }
.ff-axis { display: flex; justify-content: space-between; font-size: var(--fs-xs); color: var(--muted); margin-top: var(--sp-1); }

.qcall p { margin: 0 0 var(--sp-4); color: var(--ink-2); font-size: var(--fs-m); }

/* ---- Buttons: one set ------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2); cursor: pointer;
  min-height: 40px; padding: 0 var(--sp-4); border-radius: var(--radius); font: 600 var(--fs-s)/1.2 var(--sans);
  background: var(--brass); color: var(--on-brass); border: 1px solid var(--brass); text-decoration: none;
}
.btn:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--rule-strong); }
.btn.ghost:hover { filter: none; background: var(--panel-2); }
.btn.small { min-height: 32px; padding: 0 var(--sp-3); font-size: var(--fs-xs); }
.btn:disabled, .btn[aria-disabled="true"] { color: var(--muted); cursor: default; filter: none; background: transparent; }
.link-btn {
  padding: 0; border: 0; background: none; cursor: pointer; color: var(--accent);
  font: 600 var(--fs-s)/1.4 var(--sans); text-decoration: underline; text-underline-offset: 3px;
}

/* ---- Quiz: one question at a time ------------------------------------------- */
.quiz { margin-top: var(--sp-8); padding-top: var(--sp-6); border-top: 1px solid var(--rule); }
.quiz-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--sp-3) var(--sp-5); max-width: 46rem; }
.quiz-head h2 { margin: 0; font: 500 var(--fs-2xl)/1.1 var(--serif); }
.quiz-progress { margin: 0; color: var(--ink-2); font-size: var(--fs-s); font-variant-numeric: tabular-nums; }
.quiz-help { margin: var(--sp-2) 0 var(--sp-4); max-width: 46rem; font-size: var(--fs-xs); color: var(--muted); }
.qcard, .quiz-end { max-width: 46rem; background: var(--panel); border: 1px solid var(--rule); border-radius: var(--radius); padding: var(--sp-5); }
.qcard .q { margin: 0 0 var(--sp-4); font: 500 var(--fs-xl)/1.35 var(--serif); }
.qcard .q:focus { outline: none; }
.opts { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--sp-2); }
.opt {
  display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: var(--sp-3); align-items: start;
  width: 100%; min-height: 48px; padding: var(--sp-3) var(--sp-4); text-align: left; cursor: pointer;
  background: var(--panel); color: var(--ink); border: 1px solid var(--rule-strong); border-radius: var(--radius);
  font: 400 var(--fs-m)/1.45 var(--sans);
}
.opt:hover:not([aria-disabled="true"]) { background: var(--panel-2); }
.opt[aria-disabled="true"] { cursor: default; }
.opt-key {
  display: grid; place-items: center; width: 28px; height: 24px; border: 1px solid var(--rule-strong);
  border-radius: var(--radius); font: 600 var(--fs-xs)/1 var(--sans); color: var(--ink-2);
}
.opt-text { padding-top: 1px; }
/* States, never colour alone: the right answer's letter is filled; a wrong pick is struck through. */
.opt.is-correct { border: 2px solid var(--good); padding: 11px 15px; }
.opt.is-correct .opt-key { background: var(--good); border-color: var(--good); color: var(--on-status); }
.opt.is-correct .opt-text { font-weight: 600; }
.opt.is-wrong { border: 2px solid var(--bad); padding: 11px 15px; }
.opt.is-wrong .opt-key { background: var(--bad); border-color: var(--bad); color: var(--on-status); }
.opt.is-wrong .opt-text { text-decoration: line-through; text-decoration-thickness: 1px; }
.opt.is-dim { color: var(--muted); border-color: var(--rule); }
.opt.is-dim .opt-key { color: var(--muted); border-color: var(--rule); }
.feedback:empty { display: none; }
.feedback { margin-top: var(--sp-4); padding-top: var(--sp-4); border-top: 1px solid var(--rule); }
.fb-verdict { margin: 0 0 var(--sp-1); font: 600 var(--fs-l)/1.3 var(--serif); }
.fb-verdict.good { color: var(--good); }
.fb-verdict.bad { color: var(--bad); }
.fb-explain { margin: 0 0 var(--sp-3); color: var(--ink-2); line-height: 1.55; }
.quiz-nav { margin-top: var(--sp-4); }
.quiz-end h3 { margin: 0 0 var(--sp-2); font: 500 var(--fs-2xl)/1.15 var(--serif); }
.quiz-end h3:focus { outline: none; }
.end-sub { margin: 0 0 var(--sp-3); color: var(--ink-2); }
.missed { margin: 0 0 var(--sp-5); padding: 0; list-style: none; border-top: 1px solid var(--rule); }
.missed li { padding: var(--sp-4) 0; border-bottom: 1px solid var(--rule); }
.m-q { margin: 0 0 var(--sp-1); font: 500 18px/1.4 var(--serif); }
.m-a { margin: 0 0 var(--sp-1); font-weight: 600; }
.m-x { margin: 0 0 var(--sp-2); color: var(--ink-2); line-height: 1.55; }
.quiz-actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); }

/* ---- Sources and footer ------------------------------------------------------- */
.sources { margin-top: var(--sp-7); }
.sources h2 { margin: 0 0 var(--sp-2); font: 600 var(--fs-s)/1.4 var(--sans); color: var(--ink-2); }
.sources ul { margin: 0; padding: 0; list-style: none; max-width: 70ch; }
.sources li { font-size: var(--fs-xs); line-height: 1.5; padding: 3px 0; }
.sources a { color: var(--ink-2); }
.foot { margin-top: var(--sp-7); padding-block: var(--sp-6); border-top: 1px solid var(--rule); color: var(--ink-2); font-size: var(--fs-s); }
.foot-grid { display: grid; grid-template-columns: minmax(0, 46rem) auto; gap: var(--sp-5) var(--sp-7); }
.foot h2 { margin: 0 0 var(--sp-2); font: 600 var(--fs-s)/1.4 var(--sans); color: var(--ink); }
.foot p { margin: 0; max-width: 70ch; line-height: 1.55; }
.subscribe { margin: 0; padding: 0; list-style: none; display: grid; gap: var(--sp-1); }
.subscribe a { color: var(--accent); }
.foot .copyright { margin-top: var(--sp-5); font-size: var(--fs-xs); color: var(--muted); }
.facts a { color: var(--accent); }

/* ---- Player ------------------------------------------------------------------- */
.player {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  background: var(--panel); border-top: 1px solid var(--rule);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.player-in { display: flex; align-items: center; gap: var(--sp-3); height: var(--player-h); }
.pl-play {
  flex: none; width: 48px; height: 48px; border-radius: var(--radius); cursor: pointer;
  background: var(--brass); border: 0; display: grid; place-items: center;
}
.pl-play svg { width: 22px; height: 22px; fill: var(--on-brass); }
.pl-play .i-pause { display: none; }
.playing .pl-play .i-play { display: none; }
.playing .pl-play .i-pause { display: inline; }
.pl-skip, .pl-rate { flex: none; min-width: 44px; font-variant-numeric: tabular-nums; }
.pl-chapters { position: absolute; inset: 0; pointer-events: none; }
.pl-chapter {
  position: absolute; top: 2px; width: 24px; height: 24px; margin-left: -12px; padding: 0; z-index: 2;
  background: none; border: 0; cursor: pointer; pointer-events: auto;
}
.pl-chapter::before { content: ""; position: absolute; left: 11px; top: 2px; width: 2px; height: 20px; background: var(--ink-2); }
.pl-chapter:hover::before, .pl-chapter:focus-visible::before { background: var(--ink); width: 3px; }
.pl-error { margin: 0; padding-block: var(--sp-2); font-size: var(--fs-s); color: var(--bad); border-bottom: 1px solid var(--rule); }
.pl-play:disabled { background: var(--rule-strong); cursor: default; }
.pl-track { position: relative; flex: 1; height: 28px; min-width: 60px; }
.pl-track::before { content: ""; position: absolute; left: 0; right: 0; top: 12px; height: 4px; border-radius: var(--radius); background: var(--rule); }
.pl-fill { position: absolute; left: 0; top: 12px; height: 4px; border-radius: var(--radius); background: var(--ink-2); width: 0; pointer-events: none; }
.pl-ticks { position: absolute; inset: 0; pointer-events: none; }
.pl-ticks i { position: absolute; top: 8px; width: 2px; height: 12px; margin-left: -1px; background: var(--brass); }
.pl-track input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; -webkit-appearance: none; appearance: none; background: transparent; cursor: pointer; }
.pl-track input::-webkit-slider-thumb { -webkit-appearance: none; width: 14px; height: 14px; border-radius: 50%; background: var(--ink); border: 0; }
.pl-track input::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: var(--ink); border: 0; }
.pl-track input::-moz-range-track { background: transparent; }
.pl-time { flex: none; margin: 0; font-size: var(--fs-xs); color: var(--ink-2); min-width: 92px; text-align: center; font-variant-numeric: tabular-nums; }
.pl-sep { margin: 0 4px; color: var(--muted); }

.tip {
  position: fixed; z-index: 60; pointer-events: none; max-width: 240px;
  padding: var(--sp-2) 10px; border-radius: var(--radius); font-size: var(--fs-xs); line-height: 1.4;
  background: var(--panel); border: 1px solid var(--rule-strong); color: var(--ink);
}
.tip b { display: block; font-weight: 600; }

/* ---- Home: Season 1 ---------------------------------------------------------------- */
.home-intro { max-width: 40rem; }
.home .masthead h1 { max-width: 18ch; }
.season { padding-bottom: var(--sp-6); }
.season-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--sp-2) var(--sp-5);
  max-width: 52rem; padding-top: var(--sp-5); border-top: 1px solid var(--rule-strong); }
.season-head h2 { margin: 0; font: 500 var(--fs-2xl)/1.1 var(--serif); }
.season-count { margin: 0; font-size: var(--fs-s); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.week { max-width: 52rem; margin-top: var(--sp-6); }
.week h3 { margin: 0 0 var(--sp-2); font: 500 var(--fs-xl)/1.3 var(--serif); }
.week-n { display: block; font: 600 var(--fs-xs)/1.4 var(--sans); color: var(--muted); }
.episodes { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.ep > a, .ep.upcoming {
  display: grid; grid-template-columns: 2.5rem minmax(0, 1fr) auto; gap: var(--sp-4); align-items: baseline;
  padding: var(--sp-3) 0; border-bottom: 1px solid var(--rule); color: var(--ink); text-decoration: none;
}
.ep > a:hover .ep-title { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.ep-num { font-size: var(--fs-s); color: var(--accent); font-variant-numeric: tabular-nums; }
.ep-title { font: 500 var(--fs-m)/1.4 var(--serif); font-size: 18px; }
.ep-kind { margin-left: var(--sp-2); font: italic 400 var(--fs-xs) var(--sans); color: var(--accent); }
.ep-meta { font-size: var(--fs-s); color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.ep.upcoming .ep-num, .ep.upcoming .ep-title { color: var(--ink-2); }
.ep.upcoming .ep-title { font-weight: 400; }

/* ---- Next episode ------------------------------------------------------------------ */
.next { margin-top: var(--sp-6); }
.season .next { padding-inline: 0; margin-inline: 0; max-width: 52rem; }
.next h2 { margin: 0 0 var(--sp-2); font: 600 var(--fs-s)/1.4 var(--sans); color: var(--ink-2); }
.next-ep { max-width: 46rem; background: var(--panel); border: 1px solid var(--rule-strong); border-radius: var(--radius); }
.next-ep summary { display: grid; gap: 2px; padding: var(--sp-4) var(--sp-5); cursor: pointer; list-style: none; }
.next-ep summary::-webkit-details-marker { display: none; }
.next-ep summary::after { content: "Show release time"; margin-top: var(--sp-2); font-size: var(--fs-xs); font-weight: 600; color: var(--accent); }
.next-ep[open] summary::after { content: "Hide release time"; }
.next-num { font-size: var(--fs-xs); font-weight: 600; color: var(--muted); }
.next-title { font: 500 var(--fs-xl)/1.3 var(--serif); }
.next-teaser { font-size: var(--fs-m); color: var(--ink-2); }
.next-body { padding: 0 var(--sp-5) var(--sp-4); border-top: 1px solid var(--rule); }
.next-when { margin: var(--sp-3) 0 0; font-size: var(--fs-s); color: var(--ink-2); }
.next-count { margin: var(--sp-2) 0 0; font: 500 var(--fs-xl)/1.3 var(--serif); font-variant-numeric: tabular-nums lining-nums; }
.next-done { margin: 0; color: var(--ink-2); }

/* ---- Narrow screens ----------------------------------------------------------- */
@media (max-width: 960px) {
  .layout { grid-template-columns: minmax(0, 1fr); gap: var(--sp-4); padding-top: 0; border-top: 0; }
  .stage {
    grid-column: 1; grid-row: 1;
    position: sticky; top: 0; z-index: 10;
    max-height: none; overflow: visible;
    margin-inline: calc(var(--gutter) * -1); padding: var(--sp-3) var(--gutter);
    padding-top: calc(var(--sp-3) + env(safe-area-inset-top, 0px));
    background: var(--ground); border-bottom: 1px solid var(--rule);
  }
  .stage-body { height: min(38vh, 330px); overflow: auto; overscroll-behavior: contain; }
  .stage.collapsed .stage-body { display: none; }
  .fig-nav .stage-toggle { display: inline-block; }
  .transcript { grid-row: 2; }
  .fig { padding: var(--sp-4); }
  .tomb { padding: var(--sp-5) var(--sp-4) var(--sp-4); }
  .wf-col { grid-template-rows: auto 130px auto; }
}
@media (max-width: 600px) {
  .foot-grid { grid-template-columns: minmax(0, 1fr); }
  .qcard, .quiz-end { padding: var(--sp-4); }
  :root { --player-h: 112px; }
  .player-in { flex-wrap: wrap; height: auto; padding-block: 10px; row-gap: 6px; }
  .pl-track { order: -1; flex: 1 0 100%; }
  .pl-time { margin-left: auto; }
  .line { grid-template-columns: minmax(0, 1fr); padding: 10px; }
  .line .gut { flex-direction: row; gap: var(--sp-2); padding: 0 0 2px; }
  .line .txt { font-size: 18px; }
  .line.sofia .txt { font-size: var(--fs-m); }
  .gate { margin-left: 0; }
  .pull .p-val { font-size: 40px; }
  .ep > a, .ep.upcoming { grid-template-columns: 2rem minmax(0, 1fr) auto; gap: var(--sp-3); }
  .next-ep summary, .next-body { padding-inline: var(--sp-4); }
}