/* Reflective workbook — quiet, paper-feel, generous breathing room. */

:root {
  /* Palette: Sage paper (default) */
  --bg: #efeae0;
  --bg-soft: #e8e2d4;
  --paper: #f4f0e6;
  --ink: #2a2a26;
  --ink-soft: #5b574e;
  --ink-muted: #8a8478;
  --rule: rgba(42, 42, 38, 0.14);
  --rule-soft: rgba(42, 42, 38, 0.08);
  --accent: #6b7f60;
  --accent-soft: rgba(107, 127, 96, 0.16);
  --highlight: rgba(107, 127, 96, 0.22);
  --warning: #b06b3c;

  /* Typography (default: serif primary) */
  --serif: "Newsreader", "Source Serif Pro", Georgia, serif;
  --sans: "DM Sans", "Söhne", -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --font-display: var(--serif);
  --font-body: var(--serif);
  --font-ui: var(--sans);

  --w-text: 640px;
  --w-page: 760px;

  --radius: 4px;
  --radius-card: 12px;

  --t-fade: 700ms cubic-bezier(0.22, 0.61, 0.36, 1);
  --t-slow: 1100ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* Palette variants — applied via [data-palette] on body */
[data-palette="linen"] {
  --bg: #ece5d8;
  --bg-soft: #e1d8c5;
  --paper: #f3ede0;
  --ink: #3a2e26;
  --ink-soft: #6e5a48;
  --ink-muted: #9a8a76;
  --rule: rgba(58, 46, 38, 0.16);
  --rule-soft: rgba(58, 46, 38, 0.08);
  --accent: #8b5e3c;
  --accent-soft: rgba(139, 94, 60, 0.16);
  --highlight: rgba(139, 94, 60, 0.22);
}
[data-palette="dusk"] {
  --bg: #1d1b18;
  --bg-soft: #25221e;
  --paper: #221f1b;
  --ink: #ede6d8;
  --ink-soft: #b3ac9d;
  --ink-muted: #837e72;
  --rule: rgba(237, 230, 216, 0.14);
  --rule-soft: rgba(237, 230, 216, 0.07);
  --accent: #d4a574;
  --accent-soft: rgba(212, 165, 116, 0.18);
  --highlight: rgba(212, 165, 116, 0.22);
}
[data-palette="cool"] {
  --bg: #ebede9;
  --bg-soft: #dde0db;
  --paper: #f1f3ef;
  --ink: #1f2937;
  --ink-soft: #475569;
  --ink-muted: #8a92a0;
  --rule: rgba(31, 41, 55, 0.14);
  --rule-soft: rgba(31, 41, 55, 0.07);
  --accent: #506b7a;
  --accent-soft: rgba(80, 107, 122, 0.16);
  --highlight: rgba(80, 107, 122, 0.22);
}

/* Typography variants */
[data-type="sans"] {
  --font-display: var(--sans);
  --font-body: var(--sans);
}
[data-type="mixed"] {
  --font-display: var(--serif);
  --font-body: var(--sans);
}
[data-type="serif"] {
  --font-display: var(--serif);
  --font-body: var(--serif);
}

/* Base */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; background: var(--bg); color: var(--ink); }
body {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.6;
  font-feature-settings: "ss01", "kern";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
}
#root { height: 100vh; width: 100vw; overflow: hidden; }

/* Page paper texture — extremely subtle */
.app-bg {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, 0.35), transparent 55%),
    radial-gradient(ellipse at 80% 80%, rgba(0, 0, 0, 0.06), transparent 60%);
}
[data-palette="dusk"] .app-bg {
  background-image:
    radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, 0.04), transparent 55%),
    radial-gradient(ellipse at 80% 80%, rgba(0, 0, 0, 0.25), transparent 60%);
}

/* Layout shell */
.shell {
  position: relative;
  height: 100vh;
  height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto auto;
  z-index: 1;
}

/* Sponsor credit strip */
.sponsor-strip {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  text-align: center;
  padding: 10px 28px 4px;
  background: var(--bg);
  border-top: 1px solid var(--rule-soft);
}
.sponsor-strip a {
  color: var(--accent); text-decoration: none;
  border-bottom: 1px solid var(--accent-soft);
  padding-bottom: 1px;
}
.sponsor-strip a:hover { border-bottom-color: var(--accent); }

.avatar.avatar--lg {
  width: 64px; height: 64px;
  font-size: 16px;
}
.avatar[data-speaker="kippy"] {
  background: var(--bg-soft); color: var(--ink); border-color: var(--rule);
  font-style: italic;
}
[data-type="sans"] .avatar[data-speaker="kippy"] { font-style: normal; }

/* Bonus essay */
.bonus-essay { padding: 32px 0 48px; border-bottom: 1px solid var(--rule); }
.bonus-essay-head { display: grid; grid-template-columns: 80px 1fr; gap: 20px; align-items: center; }
.bonus-name { font-family: var(--font-display); font-size: 24px; font-weight: 500; margin: 0 0 4px; color: var(--ink); }
.bonus-role { font-family: var(--font-ui); font-size: 13px; color: var(--ink-muted); margin: 0; }
.bonus-section { margin-top: 36px; }
.bonus-h {
  font-family: var(--font-display);
  font-size: 24px; line-height: 1.25; font-weight: 500;
  margin: 0 0 16px; color: var(--ink);
  letter-spacing: -0.005em;
}
.bonus-section .body { margin: 0 0 16px; font-size: 17px; }
.bonus-callout {
  font-family: var(--font-display);
  font-size: 28px; line-height: 1.3;
  color: var(--accent);
  font-style: italic;
  margin: 24px 0;
  padding: 16px 0;
  border-top: 1px solid var(--accent-soft);
  border-bottom: 1px solid var(--accent-soft);
  text-wrap: pretty;
}
[data-type="sans"] .bonus-callout { font-style: normal; font-weight: 500; }
.bonus-list { list-style: none; padding: 0; margin: 16px 0 0; counter-reset: bonus; }
.bonus-list > li {
  counter-increment: bonus;
  position: relative;
  padding: 18px 0 18px 44px;
  border-top: 1px solid var(--rule-soft);
  font-size: 16px; line-height: 1.6;
}
.bonus-list > li:first-child { border-top: 0; }
.bonus-list > li::before {
  content: counter(bonus, decimal-leading-zero);
  position: absolute; left: 0; top: 18px;
  font-family: var(--font-ui);
  font-size: 11px; letter-spacing: 0.14em;
  color: var(--accent); font-weight: 600;
}
.bonus-list-label { font-family: var(--font-display); font-weight: 500; font-size: 17px; color: var(--ink); }
.bonus-lines { margin: 8px 0 0; padding: 0; }
.bonus-line {
  display: grid; grid-template-columns: 180px 1fr; gap: 18px;
  padding: 16px 0; border-top: 1px solid var(--rule-soft);
  align-items: baseline;
}
.bonus-line:first-child { border-top: 0; }
.bonus-line dt {
  font-family: var(--font-ui);
  font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent);
  font-weight: 600;
}
.bonus-line dd { margin: 0; font-size: 15px; line-height: 1.55; color: var(--ink); }

.bonus-pending { padding: 32px 0 48px; border-bottom: 1px solid var(--rule); opacity: 0.85; }
.bonus-pending-body {
  margin: 24px 0 16px;
  font-family: var(--font-display);
  font-size: 19px; line-height: 1.55;
  color: var(--ink-soft);
  font-style: italic;
  max-width: 540px;
}
[data-type="sans"] .bonus-pending-body { font-style: normal; }
.bonus-pending-rule {
  height: 1px;
  margin-top: 28px;
  background-image: repeating-linear-gradient(90deg, var(--ink-muted) 0 4px, transparent 4px 10px);
  opacity: 0.4;
}

@media (max-width: 700px) {
  .bonus-line { grid-template-columns: 1fr; gap: 4px; }
  .bonus-essay-head { grid-template-columns: 56px 1fr; gap: 14px; }
  .avatar.avatar--lg { width: 56px; height: 56px; font-size: 14px; }
}

/* Top bar — minimal */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 28px;
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
  flex-wrap: wrap;
  gap: 14px;
}
.topbar-nav {
  display: flex; gap: 18px;
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.topbar-nav a {
  color: var(--ink-muted);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fade), border-color var(--t-fade);
}
.topbar-nav a:hover {
  color: var(--ink);
  border-bottom-color: var(--accent);
}
@media (max-width: 700px) {
  .topbar-nav {
    order: 3;
    flex-basis: 100%;
    justify-content: center;
    gap: 16px;
    padding-top: 8px;
    border-top: 1px solid var(--rule-soft);
  }
}
.topbar .brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
  color: inherit;
  transition: opacity var(--t-fade);
}
.topbar a.brand:hover { opacity: 0.7; }
.brand-mark {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent);
  position: relative;
}
.brand-mark::after {
  content: ""; position: absolute; inset: 4px; border-radius: 50%;
  background: var(--paper);
}
.brand-text { font-weight: 500; }
.topbar .progress {
  display: flex; align-items: center; gap: 14px;
}
.section-pips {
  display: flex; gap: 6px; align-items: center;
}
.pip {
  width: 22px; height: 2px; background: var(--rule);
  transition: background var(--t-fade);
  cursor: default;
}
.pip.active { background: var(--ink); }
.pip.done { background: var(--accent); }

/* Main page area */
.main {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: stretch;
  justify-content: center;
}

.page-outer {
  position: absolute; inset: 0;
  display: flex; align-items: flex-start; justify-content: center;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--rule) transparent;
}
.page-outer::-webkit-scrollbar { width: 8px; }
.page-outer::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 4px; }

.page {
  width: 100%;
  max-width: var(--w-page);
  padding: 64px 32px 120px;
  animation: pagein var(--t-slow) both;
}
.page--narrow { max-width: var(--w-text); }
.page--full { max-width: 100%; padding: 0; }

@keyframes pagein {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadein {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Bottom nav */
.bottombar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 28px calc(22px + env(safe-area-inset-bottom));
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--ink-soft);
  border-top: 1px solid var(--rule-soft);
  background: var(--bg);
}

@media (max-width: 600px) {
  .topbar { padding: 14px 16px; }
  .bottombar {
    padding: 12px 14px calc(14px + env(safe-area-inset-bottom));
    font-size: 12px;
  }
  .navbtn { padding: 10px 12px; }
  .navbtn--primary { padding: 12px 16px; }
  .navlabel { font-size: 10px; }
}
.navbtn {
  appearance: none; background: none; border: 0; padding: 10px 16px;
  font: inherit; color: var(--ink); cursor: default;
  letter-spacing: 0.01em;
  border-radius: var(--radius);
  transition: opacity var(--t-fade), background var(--t-fade);
  display: inline-flex; align-items: center; gap: 10px;
}
.navbtn:hover { background: var(--rule-soft); }
.navbtn[disabled] { opacity: 0.25; }
.navbtn--primary {
  background: var(--ink); color: var(--paper);
  padding: 12px 22px;
}
.navbtn--primary:hover { background: var(--accent); color: var(--paper); }
.navbtn .arrow { font-size: 16px; line-height: 1; }
.navlabel { color: var(--ink-muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }
.navposition { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.navposition .where { font-variant-numeric: tabular-nums; }

/* Typography primitives */
.eyebrow {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 500;
}
.h-display {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 68px);
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 0 0 24px;
  color: var(--ink);
}
.h-display em { font-style: italic; color: var(--accent); }
.h-section {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(32px, 4.4vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.012em;
  margin: 0 0 18px;
  color: var(--ink);
}
.h-card {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 24px;
  line-height: 1.25;
  margin: 0 0 12px;
  color: var(--ink);
}
.lede {
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 0 0 24px;
  text-wrap: pretty;
  font-style: italic;
}
[data-type="sans"] .lede { font-style: normal; }
.body { font-size: 17px; line-height: 1.65; color: var(--ink); text-wrap: pretty; }
.body--soft { color: var(--ink-soft); }
.small {
  font-family: var(--font-ui);
  font-size: 13px; line-height: 1.55; color: var(--ink-muted);
}
.tabular { font-variant-numeric: tabular-nums; }

/* Hairline */
.hr {
  border: 0; border-top: 1px solid var(--rule); margin: 32px 0;
}
.hr--short {
  width: 60px; border-top: 1px solid var(--ink); margin: 0 0 28px;
}

/* Quote card */
.quote-stack { display: flex; flex-direction: column; gap: 28px; margin: 28px 0 36px; }
.quote {
  display: grid; grid-template-columns: 56px 1fr; gap: 18px;
  padding-left: 0;
}
.avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--rule);
  font-family: var(--font-ui);
  font-size: 12px; font-weight: 600;
  color: var(--ink-soft);
  display: flex; align-items: center; justify-content: center;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.avatar[data-speaker="akesha"] { background: #e9d8c2; color: #6b4a2d; border-color: rgba(107, 74, 45, 0.2); }
.avatar[data-speaker="yousuf"] { background: #d8e0d2; color: #4a5e3d; border-color: rgba(74, 94, 61, 0.2); }
.avatar[data-speaker="anne"] { background: #d6dde6; color: #3d556e; border-color: rgba(61, 85, 110, 0.2); }
[data-palette="dusk"] .avatar { background: var(--bg-soft); color: var(--ink-soft); }
[data-palette="dusk"] .avatar[data-speaker="akesha"] { background: #3a2f24; color: #d8b88f; border-color: rgba(216, 184, 143, 0.2); }
[data-palette="dusk"] .avatar[data-speaker="yousuf"] { background: #2a3526; color: #b8c8a8; border-color: rgba(184, 200, 168, 0.2); }
[data-palette="dusk"] .avatar[data-speaker="anne"] { background: #2a3340; color: #aac0d4; border-color: rgba(170, 192, 212, 0.2); }

.quote-body {
  font-family: var(--font-display);
  font-size: 21px; line-height: 1.55;
  color: var(--ink);
  text-wrap: pretty;
  margin: 0;
}
.quote-body::before {
  content: "\201C";
  font-size: 1.4em;
  line-height: 0;
  vertical-align: -0.18em;
  margin-right: 0.04em;
  color: var(--accent);
}
.quote-body::after {
  content: "\201D";
  color: var(--accent);
  margin-left: 0.04em;
}
.quote-attr {
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-top: 10px;
  display: block;
}

/* Reading prompt block */
.prompt-block {
  margin: 36px 0 0;
  padding: 28px 0 0;
  border-top: 1px solid var(--rule);
}
.prompt-fields { display: flex; flex-direction: column; gap: 22px; margin-top: 18px; }

/* Field */
.field-label {
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 8px;
  font-weight: 500;
}
.field-input, .field-area {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  padding: 8px 0;
  resize: none;
  outline: none;
  transition: border-color var(--t-fade);
}
.field-area {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 14px 16px;
  background: var(--paper);
}
.field-input:focus, .field-area:focus {
  border-color: var(--accent);
}
.field-input::placeholder, .field-area::placeholder { color: var(--ink-muted); opacity: 0.7; }

/* Cover */
.cover {
  min-height: calc(100vh - 140px);
  display: grid;
  grid-template-rows: 1fr auto;
  padding: 0 32px;
  max-width: 980px;
  margin: 0 auto;
  width: 100%;
}
.cover-inner {
  display: flex; flex-direction: column; justify-content: center;
  padding-top: 8vh;
}
.cover-meta {
  display: flex; align-items: center; gap: 16px; margin-bottom: 32px;
}
.cover-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--ink-muted); }
.cover-byline {
  font-family: var(--font-ui);
  font-size: 12px; letter-spacing: 0.08em; color: var(--ink-muted);
  text-transform: uppercase;
}
.cover-promise {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--rule);
}
.cover-promise dt {
  font-family: var(--font-ui);
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-muted); margin-bottom: 6px;
}
.cover-promise dd { margin: 0 32px 18px 0; font-size: 15px; line-height: 1.5; }

/* Panelist grid */
.panelists {
  display: grid; grid-template-columns: 1fr; gap: 0;
  margin-top: 32px;
  border-top: 1px solid var(--rule);
}
.panelist-row {
  display: grid; grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
  align-items: start;
}
.panelist-name {
  font-family: var(--font-display);
  font-size: 22px; font-weight: 500;
  margin: 0 0 4px;
  color: var(--ink);
}
.panelist-role { font-family: var(--font-ui); font-size: 14px; color: var(--ink-soft); margin: 0 0 2px; }
.panelist-where { font-family: var(--font-ui); font-size: 13px; color: var(--ink-muted); margin: 0; }

/* Section intro */
.section-intro {
  display: flex; flex-direction: column;
  min-height: 60vh; justify-content: center;
}
.section-num {
  font-family: var(--font-ui);
  font-size: 13px; letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 18px;
  font-weight: 500;
}

/* Tension page */
.tension {
  min-height: 70vh;
  display: flex; flex-direction: column; justify-content: center;
  max-width: 820px; margin: 0 auto; padding: 32px;
}
.tension-eyebrow {
  font-family: var(--font-ui);
  font-size: 12px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-muted);
  font-weight: 500;
  margin-bottom: 18px;
  display: flex; align-items: center; gap: 14px;
}
.tension-eyebrow .seq { color: var(--accent); font-variant-numeric: tabular-nums; }
.tension-title {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
  color: var(--ink);
  text-wrap: balance;
}
.tension-intro { font-size: 17px; line-height: 1.6; color: var(--ink-soft); max-width: 620px; margin-bottom: 56px; }

/* Tension viz: continuum slider */
.continuum {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 32px;
  align-items: end;
  margin-bottom: 16px;
}
.cont-pole {
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.4;
  color: var(--ink);
  font-style: italic;
  max-width: 280px;
}
[data-type="sans"] .cont-pole { font-style: normal; }
.cont-pole.right { text-align: right; margin-left: auto; }

.cont-track-wrap {
  grid-column: 1 / -1;
  position: relative;
  padding: 28px 0 14px;
}
.cont-track {
  position: relative; height: 1px;
  background: var(--rule);
  width: 100%;
}
.cont-ticks {
  position: absolute; inset: 0;
  display: flex; justify-content: space-between;
}
.cont-tick {
  width: 1px; height: 8px; background: var(--rule);
  transform: translateY(-3px);
}
.cont-tick.major { height: 14px; transform: translateY(-6px); background: var(--ink-muted); }

.cont-handle {
  position: absolute;
  top: 50%;
  width: 22px; height: 22px;
  background: var(--paper);
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  cursor: grab;
  transition: box-shadow var(--t-fade), background var(--t-fade);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}
.cont-handle:hover, .cont-handle.dragging { background: var(--accent); border-color: var(--accent); }
.cont-handle.dragging { cursor: grabbing; }
.cont-handle::after {
  content: ""; position: absolute; inset: -16px; border-radius: 50%;
}
.cont-fill {
  position: absolute; top: 0; height: 1px;
  background: var(--accent);
  transition: width var(--t-fade);
}
.cont-readout {
  font-family: var(--font-ui);
  font-size: 12px; color: var(--ink-muted);
  text-align: center; margin-top: 32px;
  letter-spacing: 0.05em;
}
.cont-readout strong { color: var(--ink); font-weight: 500; }

/* Dot scale variant */
.dotscale {
  display: flex; gap: 0; justify-content: space-between;
  position: relative;
  padding: 24px 0 8px;
}
.dotscale::before {
  content: ""; position: absolute;
  left: 14px; right: 14px; top: 50%;
  height: 1px; background: var(--rule);
}
.dot-btn {
  position: relative; z-index: 1;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--rule);
  cursor: pointer;
  padding: 0;
  transition: all var(--t-fade);
}
.dot-btn:hover { border-color: var(--ink-soft); }
.dot-btn.selected {
  background: var(--ink);
  border-color: var(--ink);
  transform: scale(1.15);
}
.dot-btn.selected.middle { background: var(--ink-muted); border-color: var(--ink-muted); }

/* Balance variant — physical scale */
.balance {
  position: relative;
  padding: 36px 0 24px;
  height: 160px;
}
.balance-pivot {
  position: absolute; left: 50%; bottom: 24px;
  width: 14px; height: 18px;
  background: var(--ink);
  transform: translateX(-50%);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}
.balance-base {
  position: absolute; left: 25%; right: 25%; bottom: 22px;
  height: 2px; background: var(--ink);
}
.balance-beam {
  position: absolute; left: 50%; top: 50%;
  width: 80%; height: 3px;
  background: var(--ink);
  transform-origin: 50% 50%;
  transform: translate(-50%, -50%) rotate(0deg);
  transition: transform var(--t-slow);
}
.balance-pan {
  position: absolute; top: 50%; width: 80px; height: 30px;
  border: 1.5px solid var(--ink);
  border-top: 0;
  border-radius: 0 0 30px 30px;
  background: var(--paper);
  transform: translateY(-1px);
}
.balance-pan.left { left: 0; transform: translate(-30%, -1px); }
.balance-pan.right { right: 0; transform: translate(30%, -1px); }
.balance-weight {
  position: absolute; bottom: 100%;
  left: 50%; transform: translateX(-50%);
  background: var(--accent);
  border-radius: 50% 50% 4px 4px;
  width: 16px;
  transition: height var(--t-slow);
}
.balance-controls {
  display: flex; justify-content: space-between; gap: 16px;
  font-family: var(--font-ui); font-size: 12px; color: var(--ink-muted);
  margin-top: 8px;
}
.balance-knob {
  appearance: none; -webkit-appearance: none;
  width: 100%; height: 32px; background: transparent; cursor: pointer;
}
.balance-knob::-webkit-slider-runnable-track { height: 1px; background: var(--rule); }
.balance-knob::-moz-range-track { height: 1px; background: var(--rule); }
.balance-knob::-webkit-slider-thumb {
  appearance: none; -webkit-appearance: none;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--paper); border: 1.5px solid var(--ink);
  margin-top: -9px;
}

.tension-why {
  margin-top: 56px;
  border-top: 1px solid var(--rule);
  padding-top: 28px;
}

/* Constellation */
.constellation-wrap { padding: 24px 0; }
.constellation-svg { width: 100%; max-width: 700px; height: auto; display: block; margin: 24px auto; }
.constell-row {
  font-family: var(--font-ui); font-size: 12px; color: var(--ink-muted);
}
.constell-row .pole-l { text-align: left; }
.constell-row .pole-r { text-align: right; }

/* Pathway picker */
.pathway-picker {
  display: grid; gap: 18px;
  grid-template-columns: 1fr;
  margin-top: 32px;
}
.pathway-card {
  border: 1px solid var(--rule);
  background: var(--paper);
  border-radius: var(--radius-card);
  padding: 28px 32px;
  cursor: pointer;
  transition: border-color var(--t-fade), transform var(--t-fade), background var(--t-fade);
  display: grid; grid-template-columns: 60px 1fr auto; gap: 22px; align-items: center;
}
.pathway-card:hover {
  border-color: var(--ink);
  transform: translateY(-1px);
}
.pathway-card.selected {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.pathway-letter {
  font-family: var(--font-display);
  font-size: 44px; line-height: 1; color: var(--accent);
  font-style: italic;
}
[data-type="sans"] .pathway-letter { font-style: normal; font-weight: 600; }
.pathway-title {
  font-family: var(--font-display);
  font-size: 22px; line-height: 1.2; margin: 0 0 4px; color: var(--ink);
}
.pathway-subtitle { font-family: var(--font-ui); font-size: 13px; color: var(--ink-muted); margin: 0 0 8px; }
.pathway-when { font-size: 14px; color: var(--ink-soft); margin: 0; }
.pathway-arrow { font-size: 20px; color: var(--ink-muted); }

/* Pathway tabs (multi-pathway switcher) */
.pathway-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 32px 0 8px;
  padding: 8px;
  background: var(--bg-soft);
  border-radius: var(--radius-card);
  border: 1px solid var(--rule);
}
.pathway-tab {
  position: relative;
  background: transparent;
  border: 1px solid transparent;
  border-radius: calc(var(--radius-card) - 4px);
  padding: 12px 14px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-ui);
  color: var(--ink-soft);
  transition: background var(--t-fade), color var(--t-fade), border-color var(--t-fade);
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 10px;
}
.pathway-tab:hover { color: var(--ink); background: var(--paper); }
.pathway-tab.active {
  background: var(--paper);
  border-color: var(--accent);
  color: var(--ink);
  box-shadow: 0 1px 0 var(--accent-soft);
}
.pathway-tab .tab-letter {
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1;
  font-style: italic;
  color: var(--accent);
}
[data-type="sans"] .pathway-tab .tab-letter { font-style: normal; font-weight: 600; }
.pathway-tab .tab-title {
  font-size: 13px;
  line-height: 1.25;
  font-weight: 500;
}
.pathway-tab .tab-mark {
  font-size: 8px;
  color: var(--accent);
  align-self: start;
  margin-top: 2px;
}
.pathway-tab.has-work:not(.active) .tab-letter { color: var(--ink-soft); }

@media (max-width: 720px) {
  .pathway-tabs { grid-template-columns: 1fr; }
  .pathway-tab .tab-title { font-size: 14px; }
}

/* Pathway work */
.pathway-step {
  border-top: 1px solid var(--rule);
  padding: 32px 0;
}
.pathway-step:first-of-type { border-top: 0; padding-top: 16px; }
.step-num {
  font-family: var(--font-ui);
  font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 10px;
}
.step-q {
  font-family: var(--font-display);
  font-size: 22px; line-height: 1.35;
  color: var(--ink);
  margin: 0 0 18px;
  text-wrap: pretty;
}

.example-box {
  background: var(--bg-soft);
  border-left: 2px solid var(--accent);
  padding: 22px 26px;
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  margin: 24px 0 36px;
}
.example-box .example-label {
  font-family: var(--font-ui);
  font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-muted);
  margin-bottom: 10px; font-weight: 600;
}
.example-box .example-body { font-size: 15px; line-height: 1.6; color: var(--ink-soft); margin: 0; }

/* Commit page — feels like a printable page */
.commit {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 56px 56px 48px;
  border-radius: 4px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 8px 32px rgba(0, 0, 0, 0.04);
  position: relative;
}
.commit::before {
  content: ""; position: absolute; top: 0; left: 24px; right: 24px;
  height: 1px; background: var(--accent);
}
.commit-h {
  font-family: var(--font-display);
  font-size: 36px; line-height: 1.1;
  margin: 0 0 8px; letter-spacing: -0.01em;
}
.commit-deck { font-family: var(--font-ui); font-size: 13px; color: var(--ink-muted); letter-spacing: 0.04em; margin: 0 0 32px; }
.commit-block { padding: 24px 0; border-top: 1px solid var(--rule); }
.commit-block h3 {
  font-family: var(--font-display);
  font-size: 22px; font-weight: 500; margin: 0 0 6px;
}
.commit-block .hint { font-family: var(--font-ui); font-size: 13px; color: var(--ink-muted); margin: 0 0 16px; }
.changes { display: flex; flex-direction: column; gap: 18px; }
.change-row { display: grid; grid-template-columns: 32px 1fr; gap: 14px; align-items: start; }
.change-row .num {
  font-family: var(--font-display);
  font-size: 24px; color: var(--accent); font-style: italic; line-height: 1;
  padding-top: 6px;
}
[data-type="sans"] .change-row .num { font-style: normal; }
.commit-foot {
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
  padding-top: 24px; border-top: 1px solid var(--rule);
  margin-top: 8px;
}
.signature-line {
  margin-top: 28px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
  border-top: 1px solid var(--rule); padding-top: 16px;
}
.sig-box .lbl {
  font-family: var(--font-ui); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-muted); margin-bottom: 10px;
}
.sig-input {
  font-family: var(--font-display);
  font-size: 22px;
  font-style: italic;
  border: 0; background: transparent;
  border-bottom: 1px solid var(--ink);
  padding: 4px 0;
  width: 100%;
  outline: none;
  color: var(--ink);
}
[data-type="sans"] .sig-input { font-style: normal; }

/* Reading list */
.reading-section { margin-bottom: 40px; }
.reading-section .lbl {
  font-family: var(--font-ui);
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 10px;
}
.reading-item { padding: 12px 0; border-bottom: 1px dashed var(--rule-soft); }
.reading-item .title { font-family: var(--font-display); font-size: 19px; line-height: 1.3; margin: 0; color: var(--ink); }
.reading-item .author { font-family: var(--font-ui); font-size: 13px; color: var(--ink-soft); margin: 4px 0 0; }
.reading-item .note { font-size: 14px; color: var(--ink-muted); margin: 6px 0 0; line-height: 1.5; }

/* Facilitate */
.format-card {
  border: 1px solid var(--rule); padding: 28px 32px; border-radius: var(--radius-card);
  margin-bottom: 20px; background: var(--paper);
}
.format-card h3 { font-family: var(--font-display); font-size: 22px; margin: 0 0 6px; }
.format-card .when { font-family: var(--font-ui); font-size: 13px; color: var(--ink-muted); margin: 0 0 18px; }
.format-step { display: grid; grid-template-columns: 80px 1fr; gap: 18px; padding: 12px 0; border-top: 1px solid var(--rule-soft); }
.format-step:first-of-type { border-top: 0; }
.format-step .time {
  font-family: var(--font-ui); font-size: 12px; letter-spacing: 0.1em;
  color: var(--accent); font-weight: 600; padding-top: 2px; text-transform: uppercase;
}
.format-step .body { font-size: 15px; }
.format-step .body strong { font-family: var(--font-display); font-weight: 500; }

/* Export view */
.export-doc {
  background: var(--paper);
  padding: 64px 64px 80px;
  border: 1px solid var(--rule);
  font-family: var(--font-display);
  border-radius: 4px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06);
}
.export-doc h1 {
  font-family: var(--font-display);
  font-size: 36px; line-height: 1.1; margin: 0 0 12px; letter-spacing: -0.01em;
}
.export-doc h2 {
  font-family: var(--font-display);
  font-size: 22px; margin: 36px 0 8px; padding-top: 20px;
  border-top: 1px solid var(--rule); font-weight: 500;
}
.export-doc h3 { font-family: var(--font-ui); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-muted); margin: 16px 0 6px; font-weight: 600; }
.export-doc p, .export-doc .ans { font-size: 16px; line-height: 1.6; margin: 0 0 12px; color: var(--ink); }
.export-doc .ans { white-space: pre-wrap; padding-left: 16px; border-left: 2px solid var(--rule); }
.export-doc .empty { color: var(--ink-muted); font-style: italic; }
.export-tension-row {
  display: grid; grid-template-columns: 1fr 200px 1fr; gap: 20px;
  padding: 14px 0; align-items: center;
  font-family: var(--font-ui); font-size: 13px;
}
.export-tension-row .pole { color: var(--ink-soft); }
.export-tension-row .pole.right { text-align: right; }
.export-tension-row .vis { position: relative; height: 12px; }
.export-tension-row .vis-line { position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--rule); }
.export-tension-row .vis-mark { position: absolute; top: 50%; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); transform: translate(-50%, -50%); }

.export-toolbar {
  display: flex; gap: 8px; justify-content: flex-end;
  margin-bottom: 16px;
}
.export-btn {
  appearance: none; border: 1px solid var(--rule); background: var(--paper);
  padding: 10px 18px; border-radius: var(--radius);
  font: 500 13px/1 var(--font-ui); color: var(--ink);
  cursor: default; letter-spacing: 0.02em;
  display: inline-flex; align-items: center; gap: 8px;
}
.export-btn:hover { border-color: var(--ink); }

/* Print */
@media print {
  body { background: white !important; }
  .topbar, .bottombar, .sponsor-strip, .twk-panel, .twk-toggle, .export-toolbar, .no-print { display: none !important; }
  .shell { height: auto !important; display: block; }
  .main { overflow: visible !important; }
  .page-outer { position: static !important; overflow: visible !important; }
  .page { padding: 0 !important; max-width: none !important; animation: none !important; }
  .export-doc { box-shadow: none !important; border: 0 !important; padding: 0 !important; }
}

/* Tension group: stack multiple tensions on a single page */
.tension-group {
  display: flex;
  flex-direction: column;
}
.tension-group .tension {
  border-top: 1px solid var(--rule-soft);
  padding-top: 56px;
  margin-top: 56px;
}
.tension-group .tension:first-of-type {
  border-top: 0;
  padding-top: 0;
  margin-top: 0;
}
.tension-group-preamble {
  max-width: var(--w-text);
  margin: 0 auto 48px;
  padding: 0 32px;
}

/* Section preamble (folded section intro at top of a content page) */
.section-preamble {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--rule-soft);
}
.section-preamble .hr--short {
  margin: 16px 0 20px;
}

/* Section divider with rule */
.divider {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-ui);
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-muted); margin: 32px 0 16px;
}
.divider::before, .divider::after {
  content: ""; flex: 1; height: 1px; background: var(--rule);
}

/* Subtle in-text mark */
.mark { background: var(--highlight); padding: 0 2px; border-radius: 2px; }

/* Responsive */
@media (max-width: 700px) {
  .page { padding: 32px 22px 100px; }
  .commit { padding: 32px 24px; }
  .pathway-card { grid-template-columns: 50px 1fr; padding: 20px 22px; }
  .pathway-arrow { display: none; }
  .commit-foot, .signature-line { grid-template-columns: 1fr; }
  .cover-promise { grid-template-columns: 1fr; }
}