/* ==========================================================================
   Creedal Faith - stylesheet
   Light is the default. Dark is opt-in via [data-theme="dark"] on <html>.
   ========================================================================== */

:root {
  --font-body: ui-serif, "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --measure: 34rem;
  --sidebar-w: 17.5rem;
  --toc-w: 13rem;
  --radius: 10px;
  --radius-sm: 6px;

  /* light palette */
  --bg: #fbfaf7;
  --bg-raised: #ffffff;
  --bg-sunken: #f3f1ec;
  --bg-tint: #f7f4ee;
  --ink: #232019;
  --ink-soft: #4d4740;
  --ink-faint: #7a736a;
  --rule: #e3ded4;
  --rule-strong: #cec7ba;
  --accent: #7b2230;
  --accent-soft: #a3495a;
  --accent-ink: #ffffff;
  --accent-wash: #f6ecec;
  --gold: #9a7b32;
  --good: #2f6b4f;
  --good-wash: #eaf3ee;
  --warn: #8a5a1a;
  --warn-wash: #f7f0e3;
  --shadow: 0 1px 2px rgba(35, 32, 25, .05), 0 8px 24px -12px rgba(35, 32, 25, .18);
}

:root[data-theme="dark"] {
  --bg: #16171a;
  --bg-raised: #1d1f23;
  --bg-sunken: #121316;
  --bg-tint: #202227;
  --ink: #e7e3db;
  --ink-soft: #b6b0a6;
  --ink-faint: #8b857b;
  --rule: #2e3136;
  --rule-strong: #414449;
  --accent: #d98b96;
  --accent-soft: #e0a4ad;
  --accent-ink: #16171a;
  --accent-wash: #2a1f22;
  --gold: #c7a862;
  --good: #7fc0a0;
  --good-wash: #1c2723;
  --warn: #d3a769;
  --warn-wash: #2a2318;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px -14px rgba(0,0,0,.7);
}

* { box-sizing: border-box; }

/* The hidden attribute is how the script shows and conceals answer panels,
   memory-card backs and the like. Class rules that set `display` would
   otherwise beat the user-agent rule for [hidden], so make it explicit. */
[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; }

a { color: var(--accent); text-underline-offset: .18em; text-decoration-thickness: .06em; }
a:hover { color: var(--accent-soft); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--accent); color: var(--accent-ink);
  padding: .6rem 1rem; font-family: var(--font-ui); font-size: .9rem;
}
.skip-link:focus { left: .5rem; top: .5rem; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 3px; }

/* ------------------------------------------------------------- topbar ---- */

.topbar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 1rem;
  padding: .6rem clamp(.85rem, 3vw, 1.5rem);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(150%) blur(10px);
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-ui);
}

.brand {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-body); font-size: 1.08rem; font-weight: 600;
  letter-spacing: .01em; color: var(--ink); text-decoration: none; white-space: nowrap;
}
.brand-mark {
  width: 1.15rem; height: 1.15rem; flex: none; border-radius: 2px;
  background:
    linear-gradient(var(--accent), var(--accent)) center/.22rem 100% no-repeat,
    linear-gradient(var(--accent), var(--accent)) center 32%/100% .22rem no-repeat;
}

.topbar-controls { margin-left: auto; display: flex; align-items: center; gap: .9rem; }

.control { display: inline-flex; align-items: center; gap: .45rem; }
.control-label {
  font-size: .7rem; letter-spacing: .09em; text-transform: uppercase;
  color: var(--ink-faint); font-weight: 600;
}
@media (max-width: 46rem) { .control-label { display: none; } }

.select {
  font-family: var(--font-ui); font-size: .85rem; color: var(--ink);
  background: var(--bg-raised); border: 1px solid var(--rule-strong);
  border-radius: var(--radius-sm); padding: .3rem 1.6rem .3rem .55rem;
  appearance: none; cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-faint) 50%), linear-gradient(135deg, var(--ink-faint) 50%, transparent 50%);
  background-position: right .72rem center, right .45rem center;
  background-size: .3rem .3rem, .3rem .3rem;
  background-repeat: no-repeat;
}

.toggle {
  display: inline-flex; background: var(--bg-sunken);
  border: 1px solid var(--rule); border-radius: var(--radius-sm); padding: 2px;
}
.toggle-btn {
  font-family: var(--font-ui); font-size: .8rem; color: var(--ink-soft);
  background: none; border: 0; border-radius: 4px; padding: .25rem .6rem; cursor: pointer;
}
.toggle-btn[aria-pressed="true"] {
  background: var(--bg-raised); color: var(--ink); font-weight: 600;
  box-shadow: 0 1px 2px rgba(0,0,0,.08);
}

.icon-btn {
  display: inline-grid; place-items: center; width: 2rem; height: 2rem;
  background: none; border: 1px solid transparent; border-radius: var(--radius-sm);
  color: var(--ink-soft); cursor: pointer;
}
.icon-btn:hover { background: var(--bg-sunken); color: var(--ink); }
.icon-btn svg { width: 1.1rem; height: 1.1rem; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.icon-moon { display: none; }
:root[data-theme="dark"] .icon-sun { display: none; }
:root[data-theme="dark"] .icon-moon { display: block; }

.nav-toggle { display: none; }
@media (max-width: 61rem) { .nav-toggle { display: inline-grid; } }

/* Phone width: the controls must fit beside the brand without overflowing. */
@media (max-width: 34rem) {
  .topbar { gap: .5rem; padding-left: .65rem; padding-right: .65rem; }
  .brand { font-size: 0; gap: 0; }
  .brand-mark { width: 1.1rem; height: 1.1rem; }
  .topbar-controls { gap: .4rem; }
  .select { font-size: .78rem; padding: .26rem 1.35rem .26rem .45rem; max-width: 6.6rem; }
  .toggle-btn { font-size: .72rem; padding: .22rem .45rem; }
  .icon-btn { width: 1.85rem; height: 1.85rem; }
}

/* ------------------------------------------------------------- layout ---- */

.layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  align-items: start;
  max-width: 88rem; margin: 0 auto;
}
@media (min-width: 84rem) {
  /* Cap the reading column so the on-this-page list sits beside the text
     rather than stranded at the far edge of a wide screen. */
  .layout {
    grid-template-columns: var(--sidebar-w) minmax(0, 48rem) var(--toc-w);
    justify-content: center;
  }
}
@media (max-width: 61rem) {
  .layout { grid-template-columns: minmax(0, 1fr); }
}

.sidebar {
  position: sticky; top: 3.2rem; align-self: start;
  height: calc(100dvh - 3.2rem); overflow-y: auto;
  padding: 1.6rem 1rem 3rem 1.35rem;
  border-right: 1px solid var(--rule);
  font-family: var(--font-ui); font-size: .855rem; line-height: 1.45;
  scrollbar-width: thin;
}
@media (max-width: 61rem) {
  .sidebar {
    position: fixed; top: 0; left: 0; z-index: 60;
    width: min(20rem, 84vw); height: 100dvh;
    background: var(--bg-raised); border-right: 1px solid var(--rule);
    padding-top: 3.6rem;
    transform: translateX(-102%); visibility: hidden;
    transition: transform .22s ease, visibility 0s linear .22s;
    box-shadow: var(--shadow);
  }
  body.nav-open .sidebar {
    transform: none; visibility: visible;
    transition: transform .22s ease, visibility 0s;
  }
}
.sidebar-scrim {
  position: fixed; inset: 0; z-index: 50; background: rgba(0,0,0,.35);
}

.nav-home {
  display: block; color: var(--ink-faint); text-decoration: none;
  font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; font-weight: 700;
  padding: .4rem 0; margin-bottom: .5rem;
}
.nav-home:hover { color: var(--accent); }

.nav-part { margin-bottom: 1.35rem; }
.nav-part-title {
  margin: 0 0 .4rem; font-family: var(--font-ui);
  font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-faint); font-weight: 700;
}
.nav-list { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--rule); }
.nav-list a {
  display: flex; align-items: baseline; gap: .5rem;
  padding: .3rem .5rem .3rem .7rem; margin-left: -1px;
  color: var(--ink-soft); text-decoration: none; border-left: 2px solid transparent;
}
.nav-list a:hover { color: var(--ink); background: var(--bg-tint); }
.nav-list a[aria-current="page"] {
  color: var(--accent); font-weight: 600; border-left-color: var(--accent); background: var(--accent-wash);
}
.nav-dot {
  width: .42rem; height: .42rem; flex: none; border-radius: 50%;
  border: 1px solid var(--rule-strong); background: transparent; transform: translateY(-.1em);
}
.nav-list a[data-state="visited"] .nav-dot { background: var(--rule-strong); }
.nav-list a[data-state="done"] .nav-dot { background: var(--good); border-color: var(--good); }

/* --------------------------------------------------------------- main ---- */

.main {
  padding: 2.6rem clamp(1.1rem, 4vw, 3rem) 4rem;
  min-width: 0;
}
.section, .hero, .part { max-width: var(--measure); margin-inline: auto; }
@media (min-width: 84rem) { .section, .hero, .part { margin-inline: 0 auto; } }

.eyebrow {
  font-family: var(--font-ui); font-size: .7rem; font-weight: 700;
  letter-spacing: .13em; text-transform: uppercase; color: var(--accent);
  margin: 0 0 .55rem;
}

.section-title {
  font-size: clamp(1.85rem, 1.3rem + 2vw, 2.55rem);
  line-height: 1.15; letter-spacing: -.015em; font-weight: 600;
  margin: 0 0 .6rem;
}
.section-blurb {
  font-size: 1.15rem; line-height: 1.6; color: var(--ink-soft);
  margin: 0 0 2rem; padding-bottom: 1.4rem; border-bottom: 1px solid var(--rule);
}

.section h2 {
  font-size: 1.42rem; line-height: 1.3; font-weight: 600; letter-spacing: -.01em;
  margin: 2.6rem 0 .7rem; padding-top: .2rem;
}
.section h3 {
  font-size: 1.12rem; font-weight: 600; margin: 1.9rem 0 .5rem;
}
.section h4 {
  font-family: var(--font-ui); font-size: .82rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint);
  margin: 1.4rem 0 .4rem;
}
.section p { margin: 0 0 1.05rem; }
.section ul, .section ol { margin: 0 0 1.15rem; padding-left: 1.3rem; }
.section li { margin-bottom: .4rem; }
.section li > ul, .section li > ol { margin-top: .4rem; margin-bottom: .2rem; }
.section blockquote {
  margin: 1.4rem 0; padding: .2rem 0 .2rem 1.1rem;
  border-left: 2px solid var(--gold); color: var(--ink-soft); font-style: italic;
}
.section blockquote p:last-child { margin-bottom: 0; }
.section hr { border: 0; border-top: 1px solid var(--rule); margin: 2.2rem 0; }
.section code { font-family: var(--font-mono); font-size: .88em; background: var(--bg-sunken); padding: .1em .35em; border-radius: 3px; }
.section strong { font-weight: 650; }

.table-wrap { overflow-x: auto; margin: 1.4rem 0; }
.section table { border-collapse: collapse; width: 100%; font-size: .95rem; font-family: var(--font-ui); }
.section th, .section td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--rule); vertical-align: top; }
.section th { font-size: .72rem; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-faint); border-bottom-color: var(--rule-strong); }

.muted { color: var(--ink-faint); }

/* --------------------------------------------------- depth and denom ----- */

:root[data-depth="brief"] .depth[data-depth-mode="complete"] { display: none; }
:root[data-depth="complete"] .depth[data-depth-mode="brief"] { display: none; }

.depth-flag {
  font-family: var(--font-ui); font-size: .82rem; color: var(--ink-faint);
  background: var(--bg-tint); border: 1px solid var(--rule);
  border-radius: var(--radius-sm); padding: .55rem .8rem; margin-bottom: 1.4rem;
}

:root[data-denom="catholic"] .denom:not([data-for~="catholic"]),
:root[data-denom="orthodox"] .denom:not([data-for~="orthodox"]),
:root[data-denom="lutheran"] .denom:not([data-for~="lutheran"]),
:root[data-denom="anglican"] .denom:not([data-for~="anglican"]) { display: none; }

.denom {
  margin: 1.5rem 0; padding: .1rem 0 .1rem 1.05rem;
  border-left: 3px solid var(--rule-strong);
}
.denom-tag {
  font-family: var(--font-ui); font-size: .7rem; font-weight: 700;
  letter-spacing: .11em; text-transform: uppercase; color: var(--gold);
  margin: 0 0 .35rem !important;
}
/* when one tradition is selected the label is redundant, but keep it as a quiet anchor */
:root:not([data-denom="all"]) .denom { border-left-color: var(--accent); }
:root:not([data-denom="all"]) .denom-tag { color: var(--accent); }

/* ------------------------------------------------------------ callouts --- */

.contrast {
  margin: 2rem 0; padding: 1.15rem 1.25rem .3rem;
  background: var(--warn-wash); border: 1px solid color-mix(in srgb, var(--warn) 28%, transparent);
  border-radius: var(--radius);
}
.contrast-title {
  font-family: var(--font-ui) !important; font-size: .74rem !important; font-weight: 700 !important;
  letter-spacing: .1em; text-transform: uppercase; color: var(--warn) !important;
  margin: 0 0 .7rem !important;
}
.contrast p { font-size: .98rem; }
.contrast ul, .contrast ol { font-size: .98rem; }

.note {
  margin: 1.6rem 0; padding: .9rem 1.1rem .1rem;
  background: var(--bg-tint); border-left: 3px solid var(--rule-strong);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: .97rem; color: var(--ink-soft);
}

.sources {
  margin: 2.4rem 0 0; padding: 1rem 1.2rem;
  background: var(--bg-sunken); border-radius: var(--radius);
}
.sources-title {
  font-family: var(--font-ui) !important; font-size: .7rem !important; font-weight: 700 !important;
  letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint) !important;
  margin: 0 0 .5rem !important;
}
.sources ul { list-style: none; margin: 0; padding: 0; font-family: var(--font-ui); font-size: .85rem; }
.sources li { margin-bottom: .3rem; color: var(--ink-soft); }

/* ------------------------------------------------------------- reveal ---- */

.reveal {
  margin: 2rem 0; padding: 1.1rem 1.25rem;
  background: var(--bg-raised); border: 1px solid var(--rule);
  border-left: 3px solid var(--gold); border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.reveal-kicker {
  display: block; font-family: var(--font-ui); font-size: .68rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase; color: var(--gold); margin-bottom: .35rem;
}
.reveal-prompt { margin: 0 0 .85rem !important; font-size: 1.03rem; }
.reveal-btn {
  font-family: var(--font-ui); font-size: .82rem; font-weight: 600;
  background: transparent; color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: var(--radius-sm); padding: .35rem .8rem; cursor: pointer;
}
.reveal-btn:hover { background: var(--accent-wash); }
.reveal-body { margin-top: 1rem; padding-top: .9rem; border-top: 1px solid var(--rule); }
.reveal-body > :last-child { margin-bottom: 0; }

/* ------------------------------------------------------------- engage ---- */

.engage { margin-top: 3.2rem; padding-top: 1.6rem; border-top: 2px solid var(--rule-strong); }
.engage-title {
  font-family: var(--font-ui) !important; font-size: .76rem !important; font-weight: 700 !important;
  letter-spacing: .13em; text-transform: uppercase; color: var(--ink-faint) !important;
  margin: 0 0 1.4rem !important;
}

.card {
  margin: 1.4rem 0; padding: 1.2rem 1.3rem;
  background: var(--bg-raised); border: 1px solid var(--rule);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.card-kicker {
  font-family: var(--font-ui); font-size: .67rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase; color: var(--accent);
  margin: 0 0 .6rem !important;
}
.card-note { font-size: .9rem; color: var(--ink-faint); margin: 0 0 .9rem !important; }

.quiz-q { font-size: 1.05rem; font-weight: 500; margin: 0 0 .9rem !important; }
.opts { list-style: none; margin: 0 !important; padding: 0 !important; }
.opts li { margin-bottom: .5rem !important; }
.opt {
  display: flex; align-items: flex-start; gap: .65rem; width: 100%; text-align: left;
  font-family: inherit; font-size: .98rem; line-height: 1.5; color: var(--ink);
  background: var(--bg); border: 1px solid var(--rule-strong);
  border-radius: var(--radius-sm); padding: .6rem .8rem; cursor: pointer;
}
.opt:hover:not(:disabled) { border-color: var(--accent); background: var(--accent-wash); }
.opt:disabled { cursor: default; }
.opt-marker {
  width: 1.05rem; height: 1.05rem; flex: none; border-radius: 50%;
  border: 1.5px solid var(--rule-strong); margin-top: .22rem; position: relative;
}
.opt[data-picked] .opt-marker::after {
  content: ""; position: absolute; inset: .2rem; border-radius: 50%; background: currentColor;
}
.opt[data-result="right"] { border-color: var(--good); background: var(--good-wash); }
.opt[data-result="right"] .opt-marker { border-color: var(--good); color: var(--good); }
.opt[data-result="wrong"] { border-color: var(--accent); background: var(--accent-wash); }
.opt[data-result="wrong"] .opt-marker { border-color: var(--accent); color: var(--accent); }
.opt-why {
  font-size: .9rem; line-height: 1.55; color: var(--ink-soft);
  margin: .45rem 0 0 1.7rem !important; padding-left: .75rem;
  border-left: 2px solid var(--rule);
}

.obj-text {
  margin: 0 0 1rem !important; padding: .1rem 0 .1rem 1rem;
  border-left: 3px solid var(--accent); font-style: italic; color: var(--ink);
  font-size: 1.02rem;
}
.obj-label { display: block; font-family: var(--font-ui); font-size: .82rem; color: var(--ink-faint); margin-bottom: .45rem; }
.obj-input {
  width: 100%; font-family: var(--font-body); font-size: .98rem; line-height: 1.6;
  color: var(--ink); background: var(--bg); border: 1px solid var(--rule-strong);
  border-radius: var(--radius-sm); padding: .65rem .8rem; resize: vertical;
}
.obj-actions { display: flex; align-items: center; gap: .8rem; margin-top: .7rem; }
.obj-saved { font-family: var(--font-ui); font-size: .76rem; color: var(--good); }
.obj-model { margin-top: 1.2rem; padding-top: 1rem; border-top: 1px solid var(--rule); }
.obj-model > :last-child { margin-bottom: 0; }

.btn {
  font-family: var(--font-ui); font-size: .85rem; font-weight: 600;
  color: var(--ink); background: var(--bg-raised);
  border: 1px solid var(--rule-strong); border-radius: var(--radius-sm);
  padding: .45rem .95rem; cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; justify-content: center;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn-primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-soft); border-color: var(--accent-soft); color: var(--accent-ink); }
.btn-quiet { font-size: .78rem; padding: .3rem .7rem; }

.linkish {
  background: none; border: 0; padding: 0; cursor: pointer;
  font: inherit; color: var(--accent); text-decoration: underline; text-underline-offset: .18em;
}

/* --------------------------------------------------------- memory work --- */

.mem-list { list-style: none; margin: 0 !important; padding: 0 !important; display: grid; gap: .6rem; }
.mem-card { margin: 0 !important; }
.mem-face {
  display: block; width: 100%; text-align: left; cursor: pointer;
  font-family: inherit; font-size: .98rem; line-height: 1.5; color: var(--ink);
  background: var(--bg); border: 1px solid var(--rule-strong);
  border-radius: var(--radius-sm); padding: .7rem .85rem;
}
.mem-face:hover { border-color: var(--gold); }
.mem-back { display: block; margin-top: .5rem; padding-top: .5rem; border-top: 1px solid var(--rule); color: var(--ink-soft); }
.mem-hint { display: block; margin-top: .35rem; font-family: var(--font-ui); font-size: .7rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-faint); }
.mem-grade { display: flex; gap: .5rem; margin-top: .45rem; }
.mem-card[data-state="good"] .mem-face { border-color: var(--good); background: var(--good-wash); }
.mem-card[data-state="again"] .mem-face { border-color: var(--warn); background: var(--warn-wash); }

/* ------------------------------------------------------ done / prevnext -- */

.section-done { margin: 2.6rem 0 1.6rem; padding: 1rem 1.2rem; background: var(--bg-sunken); border-radius: var(--radius); }
.checkbox { display: flex; align-items: center; gap: .65rem; font-family: var(--font-ui); font-size: .92rem; cursor: pointer; }
.checkbox input { width: 1.05rem; height: 1.05rem; accent-color: var(--good); cursor: pointer; }

.prevnext { display: flex; gap: 1rem; justify-content: space-between; margin-top: 2.4rem; }
.prevnext-link {
  flex: 1 1 0; min-width: 0; display: block; padding: .85rem 1rem;
  border: 1px solid var(--rule); border-radius: var(--radius);
  text-decoration: none; color: var(--ink); background: var(--bg-raised);
}
.prevnext-link:hover { border-color: var(--accent); }
.prevnext-link.next { text-align: right; }
.prevnext-link span { display: block; font-family: var(--font-ui); font-size: .68rem; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: .18rem; }
.prevnext-link strong { font-weight: 600; font-size: .98rem; }

/* ----------------------------------------------------------------- toc --- */

.toc {
  position: sticky; top: 4.6rem; align-self: start;
  padding: 2.9rem 1.5rem 2rem 0;
  font-family: var(--font-ui); font-size: .8rem; line-height: 1.4;
  max-height: calc(100dvh - 5rem); overflow-y: auto;
}
@media (max-width: 84rem) { .toc { display: none; } }
.toc-title { font-size: .68rem; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; color: var(--ink-faint); margin: 0 0 .55rem; }
.toc ul { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--rule); }
.toc li a { display: block; padding: .26rem .5rem .26rem .7rem; margin-left: -1px; border-left: 2px solid transparent; color: var(--ink-soft); text-decoration: none; }
.toc li a:hover { color: var(--ink); }
.toc li a.active { color: var(--accent); border-left-color: var(--accent); font-weight: 600; }

/* ---------------------------------------------------------------- home --- */

.main-home { padding-top: 3.2rem; }
.hero { max-width: 42rem; }
.hero-title { font-size: clamp(2.1rem, 1.4rem + 3vw, 3.1rem); line-height: 1.08; letter-spacing: -.02em; font-weight: 600; margin: 0 0 1rem; }
.hero-lede { font-size: 1.18rem; line-height: 1.6; color: var(--ink-soft); margin: 0 0 1.8rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-bottom: 1.6rem; }
.hero-stats { font-family: var(--font-ui); font-size: .85rem; color: var(--ink-faint); }

.chooser {
  max-width: 42rem; margin: 2.6rem 0 3rem; padding: 1.4rem 1.5rem;
  background: var(--bg-raised); border: 1px solid var(--rule);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.chooser-title { font-size: 1.2rem; font-weight: 600; margin: 0 0 .4rem; }
.chooser-note { font-size: .96rem; color: var(--ink-soft); margin: 0 0 1.1rem; }
.chooser-grid { display: flex; flex-wrap: wrap; gap: .6rem; }
.chooser-btn {
  font-family: var(--font-ui); font-size: .9rem; font-weight: 600;
  color: var(--ink); background: var(--bg); border: 1px solid var(--rule-strong);
  border-radius: var(--radius-sm); padding: .5rem 1rem; cursor: pointer;
}
.chooser-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-wash); }
.chooser-all { color: var(--ink-faint); }

.part { max-width: 46rem; margin-top: 2.8rem; }
.part-title {
  font-family: var(--font-ui); font-size: .74rem; font-weight: 700;
  letter-spacing: .13em; text-transform: uppercase; color: var(--accent);
  margin: 0 0 .9rem; padding-bottom: .5rem; border-bottom: 1px solid var(--rule);
}
.toc-cards { list-style: none; margin: 0; padding: 0; display: grid; gap: .1rem; }
.toc-card {
  display: flex; align-items: baseline; gap: .75rem;
  padding: .7rem .8rem; border-radius: var(--radius-sm);
  text-decoration: none; color: var(--ink);
}
.toc-card:hover { background: var(--bg-tint); }
.toc-card-dot { width: .5rem; height: .5rem; flex: none; border-radius: 50%; border: 1px solid var(--rule-strong); transform: translateY(-.15em); }
.toc-card[data-state="visited"] .toc-card-dot { background: var(--rule-strong); }
.toc-card[data-state="done"] .toc-card-dot { background: var(--good); border-color: var(--good); }
.toc-card-body strong { display: block; font-weight: 600; font-size: 1.02rem; }
.toc-card-blurb { display: block; font-size: .94rem; color: var(--ink-faint); line-height: 1.45; margin-top: .1rem; }

/* -------------------------------------------------------------- review --- */

.review-app { margin: 1.5rem 0 2.5rem; }
.review-empty { font-size: 1rem; color: var(--ink-faint); }
.review-stage { padding: 1.6rem 1.4rem; background: var(--bg-raised); border: 1px solid var(--rule); border-radius: var(--radius); box-shadow: var(--shadow); }
.review-front { font-size: 1.2rem; line-height: 1.45; margin: 0 0 1rem; }
.review-back { font-size: 1.05rem; color: var(--ink-soft); margin: 0 0 1.2rem; padding-top: 1rem; border-top: 1px solid var(--rule); }
.review-source { font-family: var(--font-ui); font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); margin: 0 0 .9rem; }
.review-actions { display: flex; gap: .6rem; flex-wrap: wrap; }
.review-count { font-family: var(--font-ui); font-size: .82rem; color: var(--ink-faint); margin-bottom: .8rem; }

.progress-app { font-family: var(--font-ui); font-size: .9rem; }
.prog-row { display: flex; align-items: center; gap: .8rem; padding: .45rem 0; border-bottom: 1px solid var(--rule); }
.prog-row a { flex: 1; text-decoration: none; color: var(--ink); }
.prog-row a:hover { color: var(--accent); }
.prog-bar { width: 6rem; height: .4rem; flex: none; background: var(--bg-sunken); border-radius: 999px; overflow: hidden; }
.prog-bar span { display: block; height: 100%; background: var(--good); }
.prog-pct { width: 2.8rem; text-align: right; font-size: .8rem; color: var(--ink-faint); flex: none; }

/* -------------------------------------------------------------- footer --- */

.site-footer { border-top: 1px solid var(--rule); background: var(--bg-sunken); margin-top: 2rem; }
.footer-inner {
  max-width: 88rem; margin: 0 auto; padding: 2rem clamp(1.1rem, 4vw, 3rem);
  font-family: var(--font-ui); font-size: .82rem; line-height: 1.65; color: var(--ink-faint);
}
.footer-note { margin: 0 0 .4rem; }
.footer-meta { margin: 0; }

@media print {
  .topbar, .sidebar, .toc, .prevnext, .section-done, .engage, .site-footer { display: none !important; }
  body { font-size: 11pt; }
  .layout { display: block; }
}
