/* Ten Chi Jin — Visual System
   Sumi-e inspired: washi paper, ink black, vermillion seal, aged gold. */

:root {
  --paper: #ede6d6;
  --paper-deep: #e2d8c2;
  --paper-edge: #c9bc9f;
  --ink: #1a1713;
  --ink-soft: #2d2822;
  --ink-mute: #6b5f4e;
  --ink-faint: #968771;
  --vermillion: #b2351c;
  --vermillion-deep: #8a2614;
  --gold: #a67c2a;
  --jade: #3b5a4a;
  --indigo: #2a3654;

  --paper-tex: radial-gradient(1200px 800px at 20% 10%, #f3ecdd 0%, transparent 60%),
               radial-gradient(900px 700px at 90% 90%, #d9cdb2 0%, transparent 60%),
               linear-gradient(180deg, #ece4d2, #e7ddc6);

  --ff-kanji: "Shippori Mincho", "Noto Serif JP", "Songti SC", serif;
  --ff-serif: "EB Garamond", "Shippori Mincho", "Noto Serif JP", Georgia, serif;
  --ff-sans: "Inter Tight", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --ff-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--ink);
  color: var(--ink);
  font-family: var(--ff-sans);
  font-size: 16px;
  min-height: 100vh;
  /* Clip horizontal paint without creating a scroll container that breaks sticky sidebars. */
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { text-wrap: balance; }

body {
  background: var(--paper);
  background-image: var(--paper-tex);
}

/* Subtle paper grain overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  mix-blend-mode: multiply;
  background-image:
    radial-gradient(1px 1px at 23% 44%, rgba(70,50,20,0.12) 50%, transparent 51%),
    radial-gradient(1px 1px at 77% 18%, rgba(70,50,20,0.10) 50%, transparent 51%),
    radial-gradient(1px 1px at 40% 80%, rgba(70,50,20,0.08) 50%, transparent 51%),
    radial-gradient(1px 1px at 60% 60%, rgba(70,50,20,0.10) 50%, transparent 51%);
  background-size: 3px 3px, 5px 5px, 7px 7px, 4px 4px;
  z-index: 1;
}

#root { position: relative; z-index: 2; }

button { font-family: inherit; color: inherit; }
::selection { background: rgba(178, 53, 28, 0.25); }

/* ─── App shell ─── */
.app {
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 48px 120px;
}

@media (max-width: 780px) {
  .app { padding: 24px 20px 80px; }
}

/* ─── Masthead ─── */
.mast {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--paper-edge);
  margin-bottom: 36px;
}
.mast__logo {
  width: 72px;
  height: 72px;
  display: block;
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(2px 3px 2px rgba(26,23,19,0.12));
}
.mast__title {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mast__kanji {
  font-family: var(--ff-kanji);
  font-size: 14px;
  letter-spacing: 8px;
  color: var(--ink-mute);
}
.mast__name {
  font-family: var(--ff-serif);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin: 0;
}

.mast__sub {
  font-family: var(--ff-sans);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.mast__search {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.35);
  border: 1px solid var(--paper-edge);
  padding: 10px 14px;
  min-width: 280px;
  border-radius: 2px;
}
.mast__search input {
  border: 0; background: transparent; outline: none;
  font-family: var(--ff-sans); font-size: 14px;
  color: var(--ink); width: 100%;
  letter-spacing: 0.02em;
}
.mast__search svg { color: var(--ink-faint); flex-shrink: 0; }
.mast__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.lang-switch {
  display: inline-flex;
  flex: 0 0 auto;
  overflow: hidden;
  border: 1px solid var(--paper-edge);
  border-radius: 2px;
  background: color-mix(in srgb, var(--paper) 78%, transparent);
}
.lang-switch button {
  min-width: 38px;
  min-height: 38px;
  padding: 0 9px;
  border: 0;
  border-right: 1px solid var(--paper-edge);
  background: transparent;
  color: var(--ink-mute);
  font-family: var(--ff-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  cursor: pointer;
}
.lang-switch button:last-child { border-right: 0; }
.lang-switch button:hover { color: var(--ink); background: var(--paper-fold); }
.lang-switch button.on { color: var(--paper); background: var(--ink); }

/* ─── View tabs ─── */
.view-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--paper-edge);
}
.view-tabs button {
  flex: 0 0 auto;
  padding: 12px 20px;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  color: var(--ink-faint);
  font-family: var(--ff-sans);
  font-size: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  margin-bottom: -1px;
  transition: color 0.15s, border-color 0.15s;
}
.view-tabs button:hover { color: var(--ink); }
.view-tabs button.on {
  color: var(--ink);
  border-bottom-color: var(--vermillion);
}

/* Mobile primary navigation is activated by responsive overrides. */
.mobile-view-nav,
.mobile-nav-scrim,
.mobile-nav-drawer { display: none; }

/* ─── Kyûshô chart ─── */
.kyusho {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.kyusho__head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
}
@media (max-width: 820px) {
  .kyusho__head { grid-template-columns: 1fr; }
}
.kyusho__kicker {
  font-family: var(--ff-jp);
  font-size: 16px;
  letter-spacing: 0.12em;
  color: var(--vermillion);
  margin-bottom: 8px;
}
.kyusho__title {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: 32px;
  line-height: 1.15;
  margin: 0 0 12px;
  color: var(--ink);
}
.kyusho__lede {
  font-family: var(--ff-sans);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 0;
}
.kyusho__tools {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}
.kyusho__tools .seg {
  display: flex;
  border: 1px solid var(--paper-edge);
  background: rgba(255,255,255,0.3);
}
.kyusho__tools .seg button {
  min-height: 40px;
  padding: 8px 14px;
  background: transparent;
  border: 0;
  font-family: var(--ff-sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  cursor: pointer;
  border-right: 1px solid var(--paper-edge);
  transition: background-color 0.15s, color 0.15s, transform 0.12s cubic-bezier(0.2, 0, 0, 1);
}
.kyusho__tools .seg button:active { transform: scale(0.96); }
.kyusho__tools .seg button:last-child { border-right: 0; }
.kyusho__tools .seg button.on {
  background: var(--ink);
  color: var(--paper);
}
.kyusho__dl {
  padding: 8px 14px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-family: var(--ff-sans);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}
.kyusho__dl:hover {
  background: var(--ink);
  color: var(--paper);
}

.kyusho__frame {
  position: relative;
  background: #f8f6f0;
  padding: 0;
  border: 1px solid var(--paper-edge);
  box-shadow: 0 1px 0 rgba(0,0,0,0.03), 0 20px 40px -24px rgba(0,0,0,0.18);
  overflow: auto;
  max-height: min(76vh, 920px);
  overscroll-behavior: contain;
}
body.theme-ink .kyusho__frame { background: #f6f4ee; }
.kyusho__canvas {
  position: relative;
  min-width: 100%;
  transition: width 0.2s cubic-bezier(0.2, 0, 0, 1);
}
.kyusho__img {
  display: block;
  width: 100%;
  height: auto;
  user-select: none;
  outline: 1px solid rgba(0, 0, 0, 0.1);
  outline-offset: -1px;
}
.kyusho__controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px;
  background: color-mix(in srgb, var(--paper-deep) 62%, transparent);
  border: 1px solid var(--paper-edge);
}
.kyusho__search {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: min(320px, 100%);
  flex: 1 1 260px;
  min-height: 42px;
  padding: 0 12px;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  border: 1px solid var(--paper-edge);
}
.kyusho__search svg { color: var(--ink-faint); flex: 0 0 auto; }
.kyusho__search input {
  min-width: 0;
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font: 14px var(--ff-sans);
}
.kyusho__search button {
  width: 32px;
  height: 32px;
  border: 0;
  background: transparent;
  color: var(--ink-mute);
  cursor: pointer;
  font-size: 20px;
}
.kyusho__filter,
.kyusho__zoom {
  display: flex;
  border: 1px solid var(--paper-edge);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
}
.kyusho__filter button,
.kyusho__zoom button {
  min-height: 40px;
  padding: 0 12px;
  border: 0;
  border-right: 1px solid var(--paper-edge);
  background: transparent;
  color: var(--ink-mute);
  cursor: pointer;
  font: 12px var(--ff-sans);
}
.kyusho__filter button:last-child,
.kyusho__zoom button:last-child { border-right: 0; }
.kyusho__filter button.on,
.kyusho__zoom button.on {
  background: var(--ink);
  color: var(--paper);
}
.kyusho__result-count {
  min-width: 66px;
  color: var(--ink-mute);
  font: 11px var(--ff-mono);
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.kyusho__source-label {
  flex: 1 1 auto;
  margin: 0;
  color: var(--ink-mute);
  font: 11px var(--ff-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.kyusho__workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(248px, 300px);
  gap: 18px;
  align-items: start;
}
.kyusho__workspace.is-reference { grid-template-columns: minmax(0, 1fr); }
.kyusho__point {
  position: absolute;
  z-index: 2;
  width: 30px;
  height: 30px;
  margin: -15px 0 0 -15px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}
.kyusho__point span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #e96213;
  box-shadow: 0 0 0 2px rgba(255,255,255,0.92), 0 2px 5px rgba(34,24,16,0.35);
  transition: transform 0.16s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.16s;
}
.kyusho__point.is-zone span {
  background: var(--gold);
  box-shadow: 0 0 0 2px rgba(255,255,255,0.92), 0 0 0 5px color-mix(in srgb, var(--gold) 24%, transparent);
}
.kyusho__point:hover span,
.kyusho__point:focus-visible span,
.kyusho__point.is-selected span {
  transform: scale(1.45);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.94), 0 0 0 7px rgba(178,53,28,0.28);
}
.kyusho__point.is-selected span { background: var(--vermillion); }
.kyusho__study {
  position: sticky;
  top: 16px;
  border: 1px solid var(--paper-edge);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  min-height: 220px;
}
.kyusho__detail,
.kyusho__empty { padding: 22px 20px; }
.kyusho__detail { min-height: 194px; }
.kyusho__detail-meta {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.kyusho__detail-meta span {
  padding: 4px 7px;
  background: var(--paper-deep);
  color: var(--ink-mute);
  font: 9px var(--ff-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.kyusho__detail h3,
.kyusho__empty h3 {
  margin: 0 0 8px;
  font: 500 24px/1.15 var(--ff-serif);
}
.kyusho__detail p,
.kyusho__empty p,
.kyusho__no-results {
  margin: 0;
  color: var(--ink-mute);
  font: 13px/1.55 var(--ff-sans);
  text-wrap: pretty;
}
.kyusho__detail .kyusho__location {
  margin-bottom: 12px;
  color: var(--vermillion);
  font: 500 14px/1.35 var(--ff-sans);
}
.kyusho__empty > span {
  display: block;
  margin-bottom: 9px;
  color: var(--vermillion);
  font: 32px var(--ff-kanji);
}
.kyusho__no-results { padding: 18px 20px; }
.kyusho__notice {
  padding: 12px 14px;
  border: 1px solid var(--paper-edge);
  background: color-mix(in srgb, var(--gold) 9%, transparent);
  color: var(--ink-mute);
  font: 12px/1.5 var(--ff-sans);
}
.kyusho__notice strong { color: var(--ink); }
.kyusho__credit {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  margin: 0;
  text-transform: uppercase;
}

.mast__pdf {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--ff-jp);
  font-size: 14px;
  letter-spacing: 0.08em;
  text-decoration: none;
  border: 1px solid var(--ink);
  transition: background 0.15s, color 0.15s;
}
.mast__pdf span {
  font-family: var(--ff-sans);
  font-size: 12px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  opacity: 0.8;
}
.mast__pdf:hover {
  background: var(--vermillion);
  border-color: var(--vermillion);
}
body.theme-ink .mast__pdf {
  background: var(--paper);
  color: var(--ink);
}

/* ─── Scroll selector (Ten / Chi / Jin) ─── */
.scrolls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 48px;
}
@media (max-width: 780px) {
  .scrolls { grid-template-columns: 1fr; }
}

.scroll-card {
  position: relative;
  background: rgba(255,255,255,0.25);
  border: 1px solid var(--paper-edge);
  padding: 26px 28px;
  cursor: pointer;
  transition: background-color 0.25s, border-color 0.25s, color 0.25s, transform 0.25s;
  overflow: hidden;
  text-align: left;
  font: inherit;
  color: inherit;
}
.scroll-card:hover {
  background: rgba(255,255,255,0.5);
  transform: translateY(-2px);
}
.scroll-card.is-active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.scroll-card.is-active .scroll-card__kanji { color: var(--vermillion); }
.scroll-card.is-active .scroll-card__english,
.scroll-card.is-active .scroll-card__count { color: var(--paper-edge); }

.scroll-card__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}
.scroll-card__kanji {
  font-family: var(--ff-kanji);
  font-size: 72px;
  line-height: 0.9;
  color: var(--ink);
  font-weight: 400;
}
.scroll-card__count {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  text-align: right;
  padding-top: 6px;
}
.scroll-card__count b {
  font-family: var(--ff-serif);
  font-size: 32px;
  display: block;
  color: var(--ink);
  font-weight: 500;
}
.scroll-card.is-active .scroll-card__count b { color: var(--paper); }

.scroll-card__name {
  font-family: var(--ff-serif);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.005em;
  margin-bottom: 4px;
}
.scroll-card__english {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ─── Scroll body ─── */
.scroll-body {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
}
@media (max-width: 980px) {
  .scroll-body { grid-template-columns: 1fr; }
}

.scroll-intro {
  position: sticky;
  top: 24px;
  align-self: start;
}
.scroll-intro__label {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--vermillion);
  margin-bottom: 8px;
}
.scroll-intro__kanji {
  font-family: var(--ff-kanji);
  font-size: 140px;
  line-height: 0.9;
  color: var(--ink);
  margin: 4px 0 12px;
  font-weight: 400;
}
.scroll-intro__name {
  font-family: var(--ff-serif);
  font-size: 24px;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 4px;
}
.scroll-intro__english {
  font-size: 16px;
  color: var(--ink-mute);
  letter-spacing: 0.02em;
  margin-bottom: 18px;
}
.scroll-intro__summary {
  font-family: var(--ff-serif);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-soft);
  text-wrap: pretty;
  max-width: 28ch;
}

/* ─── Sections list ─── */
.sections {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.section {
  border: 1px solid var(--paper-edge);
  background: rgba(255,255,255,0.22);
  transition: background 0.2s;
}
.section:hover { background: rgba(255,255,255,0.35); }
.section.is-open { background: rgba(255,255,255,0.55); }

.section__head {
  width: 100%;
  display: grid;
  grid-template-columns: 32px 1fr auto auto;
  gap: 18px;
  align-items: center;
  padding: 18px 22px;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
}
.section__idx {
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
}
.section__title {
  font-family: var(--ff-serif);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.005em;
  line-height: 1.2;
}
.section__en {
  display: block;
  font-family: var(--ff-sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 3px;
}
.section__count {
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
}
.section__chev {
  width: 22px; height: 22px;
  display: grid; place-items: center;
  color: var(--ink-mute);
  transition: transform 0.2s;
}
.section.is-open .section__chev { transform: rotate(90deg); }

.section__body {
  padding: 0 22px 22px 72px;
  border-top: 1px dashed var(--paper-edge);
  padding-top: 20px;
}
.section__note {
  font-family: var(--ff-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--ink-mute);
  line-height: 1.5;
  max-width: 62ch;
  margin-bottom: 18px;
  text-wrap: pretty;
}
.section__items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1px;
  background: var(--paper-edge);
  border: 1px solid var(--paper-edge);
}
.item {
  background: rgba(255,255,255,0.75);
  padding: 12px 14px;
  cursor: pointer;
  border: 0;
  text-align: left;
  font: inherit;
  color: inherit;
  transition: background 0.15s;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 54px;
}
.item:hover { background: rgba(255,255,255,1); }
.item.is-selected {
  background: var(--ink);
  color: var(--paper);
}
.item.is-selected .item__note { color: var(--paper-edge); }

.item__idx {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
}
.item.is-selected .item__idx { color: var(--vermillion); }

.item__name {
  font-family: var(--ff-serif);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.005em;
  line-height: 1.2;
}
.item__note {
  font-family: var(--ff-sans);
  font-size: 11px;
  color: var(--ink-mute);
  line-height: 1.35;
  letter-spacing: 0.01em;
}

/* ─── Detail drawer (technique detail) ─── */
.drawer-scrim {
  position: fixed;
  inset: 0;
  background: rgba(26, 23, 19, 0.55);
  z-index: 50;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}
.drawer-scrim.is-open { opacity: 1; pointer-events: auto; }

.drawer {
  position: fixed;
  top: 0; right: 0;
  height: 100vh;
  width: min(520px, 100%);
  background: var(--paper);
  background-image: var(--paper-tex);
  z-index: 51;
  box-shadow: -12px 0 40px rgba(0,0,0,0.25);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--paper-edge);
}
.drawer.is-open { transform: translateX(0); }

.drawer__head {
  padding: 28px 32px 20px;
  border-bottom: 1px solid var(--paper-edge);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
}
.drawer__kicker {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--vermillion);
  margin-bottom: 8px;
}
.drawer__name {
  font-family: var(--ff-serif);
  font-size: 30px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 6px;
}
.drawer__english {
  font-size: 16px;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
}
.drawer__close {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  background: transparent;
  border: 1px solid var(--paper-edge);
  cursor: pointer;
  color: var(--ink-mute);
  flex-shrink: 0;
}
.drawer__close:hover { background: rgba(255,255,255,0.4); color: var(--ink); }

.drawer__body {
  padding: 28px 32px 40px;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.drawer__section h4 {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 500;
  margin: 0 0 10px;
}
.drawer__section p {
  font-family: var(--ff-serif);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
  text-wrap: pretty;
}

.drawer__glyph {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 20px;
  background: rgba(255,255,255,0.4);
  border: 1px solid var(--paper-edge);
}
.drawer__glyph svg { flex-shrink: 0; }
.drawer__glyph-text {
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-mute);
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.drawer__crumb {
  display: flex;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
  align-items: center;
}
.drawer__crumb span.sep { color: var(--paper-edge); }

.drawer__nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: auto;
}
.drawer__nav button {
  background: transparent;
  border: 1px solid var(--paper-edge);
  padding: 12px 14px;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
  font: inherit;
  color: inherit;
}
.drawer__nav button:hover { background: rgba(255,255,255,0.5); }
.drawer__nav button:disabled { opacity: 0.35; cursor: not-allowed; }
.drawer__nav .label {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: block;
  margin-bottom: 3px;
}
.drawer__nav .name {
  font-family: var(--ff-serif);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.2;
}
.drawer__nav .next { text-align: right; }

/* ─── Search results ─── */
.search-results {
  background: rgba(255,255,255,0.55);
  border: 1px solid var(--paper-edge);
  padding: 24px 28px;
  margin-bottom: 36px;
}
.search-results__head {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 18px;
}
.search-results__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px;
  background: var(--paper-edge);
  border: 1px solid var(--paper-edge);
}
.search-hit {
  background: rgba(255,255,255,0.85);
  padding: 12px 14px;
  cursor: pointer;
  border: 0;
  text-align: left;
  font: inherit;
  color: inherit;
}
.search-hit:hover { background: #fff; }
.search-hit .breadcrumb {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 4px;
}
.search-hit .name {
  font-family: var(--ff-serif);
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 2px;
}
.search-hit .note {
  font-size: 11px;
  color: var(--ink-mute);
}

/* ─── Footer ─── */
.foot {
  margin-top: 72px;
  padding-top: 22px;
  border-top: 1px solid var(--paper-edge);
  display: flex;
  justify-content: space-between;
  gap: 14px 20px;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
  flex-wrap: wrap;
}
.foot__credit {
  color: var(--vermillion);
  flex-basis: 100%;
  text-align: center;
  letter-spacing: 0.18em;
}
.foot__credit:first-of-type {
  padding-top: 14px;
  margin-top: 6px;
  border-top: 1px dashed var(--paper-edge);
}
.foot__disclaimer {
  flex-basis: 100%;
  text-align: center;
  font-family: var(--ff-serif);
  font-style: italic;
  font-size: 12.5px;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink-soft);
  max-width: 70ch;
  margin: 14px auto 0;
  padding-top: 14px;
  border-top: 1px dashed var(--paper-edge);
  line-height: 1.55;
  text-wrap: pretty;
}

/* ─── Tweaks panel ─── */
.tweaks {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--ink);
  color: var(--paper);
  padding: 18px 20px;
  z-index: 60;
  width: 280px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  display: none;
  flex-direction: column;
  gap: 14px;
  border: 1px solid var(--ink-soft);
}
.tweaks.is-on { display: flex; }
.tweaks h4 {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin: 0;
  color: var(--vermillion);
}
.tweaks .row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.tweaks label {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper-edge);
}
.tweaks .seg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--ink-soft);
  border: 1px solid var(--ink-soft);
  gap: 1px;
}
.tweaks .seg button {
  background: var(--ink-soft);
  border: 0;
  padding: 8px 6px;
  color: var(--paper-edge);
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}
.tweaks .seg button.on {
  background: var(--vermillion);
  color: var(--paper);
}

/* ─── Theme: ink (dark) ─── */
body.theme-ink {
  background: #141210;
  color: var(--paper);
  background-image: radial-gradient(1200px 800px at 20% 10%, #1c1814 0%, transparent 60%),
                    radial-gradient(900px 700px at 90% 90%, #221c15 0%, transparent 60%),
                    linear-gradient(180deg, #14110e, #1a1613);
}
body.theme-ink {
  --paper: #1c1814;
  --paper-deep: #231e18;
  --paper-edge: #3a3025;
  --ink: #ede6d6;
  --ink-soft: #d6cdb8;
  --ink-mute: #9b8b70;
  --ink-faint: #6a5e48;
  --vermillion: #d95333;
  --gold: #c9a14d;
}
body.theme-ink .mast__seal { background: var(--vermillion); color: #14110e; }
body.theme-ink .scroll-card.is-active { background: var(--vermillion); border-color: var(--vermillion); color: #14110e; }
body.theme-ink .scroll-card.is-active .scroll-card__kanji { color: #14110e; }
body.theme-ink .scroll-card.is-active .scroll-card__english,
body.theme-ink .scroll-card.is-active .scroll-card__count { color: rgba(20,17,14,0.7); }
body.theme-ink .scroll-card.is-active .scroll-card__count b { color: #14110e; }
body.theme-ink .item.is-selected { background: var(--vermillion); color: #14110e; }
body.theme-ink .item.is-selected .item__note { color: rgba(20,17,14,0.7); }
body.theme-ink .item.is-selected .item__idx { color: #14110e; }

/* ─── Density variants ─── */
body.density-compact .section__head { padding: 12px 20px; }
body.density-compact .section__body { padding-top: 14px; padding-bottom: 16px; }
body.density-compact .item { min-height: 44px; padding: 8px 12px; }
body.density-compact .section__items { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }

body.density-roomy .item { padding: 18px 18px; min-height: 72px; }