/* Independent visual edition. No application code or data is overridden. */
body.parchment {
  --paper:#fef9ef;
  --aged:#f5eee1;
  --line:#d1c9bf;
  --ink:#2a2b2f;
  --muted:#515151;
  --accent:#b05a36;
  --blue:var(--ink);
  --jade:var(--ink);
  --plum:var(--accent);
  --rose:var(--ink);
  --ochre:var(--ink);
  --pink:#d1c9bf;
  --serif:'Songti SC','STSong','SimSun','Noto Serif CJK SC',serif;
  --sans:'Microsoft YaHei','PingFang SC','DengXian',sans-serif;
  --shadow-xl:12px 32px 80px rgba(42,43,47,.1);
  background:var(--paper);
  color:var(--ink);
  font:400 16px/1.65 var(--sans);
  letter-spacing:-.023em;
}
.parchment ::selection {background:#e6c9b9;color:var(--ink);}
.parchment :focus-visible {outline:3px solid var(--accent);outline-offset:4px;}
.parchment a:hover {color:var(--accent);}
.parchment .section-shell {max-width:1280px;padding-inline:40px;}
.parchment .section-space {padding-block:88px;}
.parchment h1,.parchment h2,.parchment h3 {letter-spacing:0;}
.parchment h1,.parchment h2 {font-family:var(--serif);font-weight:400;}
.parchment .font-brush {font-family:'KaiTi','STKaiti',var(--serif);font-style:italic;font-weight:400;}
.parchment .font-round,.parchment .font-editorial {font-family:var(--serif);font-weight:400;}
.parchment .tone-jade,.parchment .tone-plum,.parchment .tone-rose,.parchment .tone-ochre {color:inherit;}
.parchment .type-tile,.parchment .type-thread,.parchment .type-note,.parchment .type-outline {
  display:inline;background:none;box-shadow:none;padding:0;margin:0;transform:none;
  text-decoration:none;border-radius:0;-webkit-text-stroke:0;color:inherit;font-weight:400;
}
.parchment .display-title .font-brush,.parchment .display-title .font-round {font-size:1em;vertical-align:baseline;line-height:inherit;letter-spacing:0;}
.parchment .type-home .font-brush:first-child {transform:none;}

/* A single sticky reading bar; every destination and original ID is retained. */
.parchment .site-header {
  position:sticky;top:0;z-index:10;max-width:none;min-height:88px;
  padding:14px max(40px,calc((100vw - 1200px)/2));gap:32px;
  background:rgba(254,249,239,.97);border-bottom:1px solid var(--line);
}
.parchment .brand {gap:10px;}
.parchment .brand-mark {width:50px;height:60px;flex-shrink:0;}
.brand-logo {display:block;width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;}
.parchment .footer-brand {display:inline-flex;align-items:center;gap:12px;}
.parchment .footer-logo {width:42px;height:50px;flex-shrink:0;}
.parchment .mini-letter-brand {display:inline-flex;align-items:center;justify-content:center;gap:10px;}
.parchment .mini-letter-brand .brand-logo {width:36px;height:43px;}
.parchment .reader-logo {width:50px;height:60px;margin-bottom:14px;background:#fff;mix-blend-mode:normal;border-radius:4px;}
.parchment .brand-title {font:400 28px/1.2 var(--serif);letter-spacing:2px;color:var(--ink);}
.parchment .brand-title small {font:400 11px/1.4 var(--sans);letter-spacing:0;margin-top:6px;}
.parchment .site-header nav {gap:8px;align-items:center;}
.parchment .site-header nav a[data-route] {font:400 14px/1.5 var(--sans);color:var(--ink);padding:10px 14px;border-radius:40px;box-shadow:none;}
.parchment .site-header nav a[data-route].active {background:var(--aged);color:var(--accent);box-shadow:inset 0 0 0 1px var(--line);}
.parchment .collection-trigger {border:1px solid var(--line);border-radius:40px;background:transparent;padding:10px 16px;gap:9px;}
.parchment .collection-trigger b {background:var(--aged);color:var(--ink);}
.parchment .button {border-radius:40px;min-height:48px;padding:12px 24px;font-size:14px;font-weight:600;box-shadow:none;}
.parchment .button.primary,.parchment .button.dark {background:var(--accent);border-color:var(--accent);color:var(--paper);box-shadow:none;}
.parchment .button.primary:hover,.parchment .button.dark:hover {background:#944929;border-color:#944929;}
.parchment .button.secondary,.parchment .button.outline {background:transparent;color:var(--accent);border-color:var(--accent);}
.parchment .button.pale {background:var(--paper);color:var(--ink);border-color:var(--line);}
.parchment .text-link,.parchment .text-button,.parchment .source-link,.parchment .site-footer a:not(.footer-brand) {color:var(--ink);border-color:var(--line);text-underline-offset:5px;}
.parchment .text-link:hover,.parchment .text-button:hover,.parchment .source-link:hover {color:var(--accent);}
.parchment .skip-link {border-radius:40px;background:var(--accent);color:var(--paper);}

/* The existing folding fan and real glyph form one warm editorial cover. */
.parchment .home-intro {padding-top:32px;}
.parchment .hero {background:#302c29;border-radius:24px;overflow:hidden;grid-template-columns:1.05fr 1fr;gap:0;min-height:584px;}
.parchment .hero-copy {position:relative;z-index:1;padding:48px 12px 48px 48px;}
.parchment .place-label {color:#e8ddcf;margin-bottom:30px;font-size:13px;gap:10px;}
.parchment .thread-flower {color:#d4a68e;font-size:24px;}
.parchment .hero h1.display-title {font:400 clamp(46px,4.8vw,68px)/1.3 var(--serif);letter-spacing:0;color:var(--paper);}
.parchment .hero-description {color:#e8ddcf;font-size:16px;line-height:1.9;margin-top:24px;}
.parchment .hero-actions {margin-top:32px;gap:24px;}
.parchment .hero-actions .text-link {color:var(--paper);border-color:#8b8076;font-size:14px;}
.parchment .hero-footnote {color:#e8ddcf;font-family:var(--serif);font-size:15px;margin-top:32px;}
.parchment .hero-footnote span {color:#c8bdb1;font-size:12px;}
.parchment .hero-art {width:100%;height:auto;min-width:0;min-height:400px;max-height:620px;aspect-ratio:600/620;align-self:center;container-type:inline-size;border-radius:24px;background:#302c29;overflow:hidden;}
.parchment .fan-art {position:absolute;inset:0;height:100%;width:100%;}
.parchment .fan-art>rect:first-of-type {fill:#302c29;}
.parchment .fan-art g[transform="translate(355 70) rotate(20)"] rect:first-child {fill:#775c4c;}
.parchment .fan-art g[transform="translate(355 70) rotate(20)"] rect:nth-child(2) {stroke:#ae9582;}
.parchment .fan-art>path {stroke:#ab8c76;}
.parchment .hero-art-words {color:#46382f;left:50%;top:17%;margin-left:-.5em;font-size:clamp(58px,8vw,105px);font-size:clamp(58px,17cqw,105px);}
.parchment .hero-art-caption {color:#e8ddcf;left:36px;top:32px;font-size:13px;letter-spacing:1px;}
.parchment .hero-entry {background:var(--paper);border:1px solid var(--line);border-radius:24px;bottom:52px;left:24px;right:32px;padding:18px 22px;gap:20px;}
.parchment .hero-entry>.glyph,.parchment .hero-entry b {color:var(--ink);}
.parchment .hero-entry i.view-cue {color:var(--ink);}
.parchment .hero-art figcaption {color:#d5c8ba;font-size:11px;bottom:22px;}
.parchment .pathways {margin-top:32px;}
.parchment .pathway-grid {gap:24px;padding:0;background:none;}
.parchment .pathway,.parchment .pathway:nth-child(n) {--entry-color:var(--ink);--entry-bg:var(--aged);display:grid;grid-template-columns:28px minmax(0,1fr) 32px;align-items:center;border:0;border-radius:24px;background:var(--aged);padding:32px 24px;gap:18px;}
.parchment .pathway>div {min-width:0;}
.parchment .pathway-cue.view-cue {margin:0;align-self:center;justify-self:end;}
.parchment .pathway h2,.parchment .pathway:nth-child(n) h2 {font:400 25px/1.4 var(--serif);color:var(--ink);}
.parchment .pathway p {font-size:13px;color:var(--muted);margin-top:8px;}
.parchment .pathway-icon,.parchment .pathway-cue {color:var(--ink);}
.parchment .pathway-icon svg {width:28px;height:28px;stroke-width:1.5;}
.parchment .section-heading h2,.parchment .stories-heading h2,.parchment .studio-banner h2 {font:400 42px/1.4 var(--serif);color:var(--ink);letter-spacing:0;}
.parchment .section-heading h2 .font-round,.parchment .stories-heading h2 .font-brush,.parchment .studio-banner h2 .font-brush {font-size:1em;vertical-align:baseline;}
.parchment .section-heading {margin-bottom:32px;}
.parchment .section-heading p {font-size:15px;color:var(--muted);}
.parchment .featured-grid {gap:24px;}
.parchment .glyph-card,.parchment .glyph-card[data-topic] {--topic:var(--ink);--topic-bg:var(--aged);background:var(--aged);border:1px solid transparent;border-radius:24px;box-shadow:none;}
.parchment .glyph-open {padding:24px;}
.parchment .glyph-open>.glyph {color:var(--ink);font-size:108px;line-height:1.5;}
.parchment .card-topline {color:var(--muted);padding-right:36px;font-size:12px;}
.parchment .card-topline small {font-size:10px;}
.parchment .glyph-card-bottom b {font:400 28px/1.5 var(--serif);color:var(--ink);}
.parchment .glyph-card-bottom>span {font-size:12px;color:var(--muted);}
.parchment .save-button {width:32px;height:32px;top:17px;right:14px;border-radius:50%;background:var(--paper);border:1px solid var(--line);color:var(--ink);}
.parchment .save-button.is-saved {color:var(--accent);background:#ecd8c9;border-color:var(--accent);}
.parchment .save-button.is-saved svg {fill:#e6c5b3;}
.parchment .catalog-foot {font-size:13px;line-height:1.8;}
.parchment .home-stories {gap:48px;}
.parchment .stories-heading {background:var(--aged);border-radius:24px;padding:40px;min-height:420px;}
.parchment .stories-heading>.glyph {color:#d1c5b6;top:0;right:24px;}
.parchment .story-preview-list a {padding:24px 40px 24px 0;border-radius:0;}
.parchment .story-preview-list h3 {font:400 25px/1.5 var(--serif);color:var(--ink);margin-top:12px;}
.parchment .story-preview-tag {background:none;color:var(--accent);padding:0;font-weight:600;}
.parchment .story-preview-list svg {stroke-width:1.5;}
.parchment .studio-banner {background:var(--aged);border-radius:24px;padding:56px 64px;gap:48px;}
.parchment .studio-banner p {color:var(--muted);font-size:15px;line-height:1.8;}
.parchment .mini-letter {background:var(--paper);outline:10px solid var(--paper);border-color:var(--line);color:var(--ink);box-shadow:var(--shadow-xl);transform:rotate(5deg);}

/* Shared page rhythm and the catalogue: horizontal themes, no side menu. */
.parchment .page-intro {padding-top:64px;padding-bottom:40px;}
.parchment .page-intro .display-title,.parchment .type-stories .display-title {font:400 clamp(34px,4.2vw,56px)/1.4 var(--serif);color:var(--ink);letter-spacing:0;}
.parchment .page-intro p {font-size:16px;line-height:1.8;color:var(--muted);max-width:760px;margin-top:20px;}
.parchment .catalog-layout {grid-template-columns:1fr;gap:24px;}
.parchment .catalog-sidebar {display:flex;align-items:center;gap:24px;flex-wrap:wrap;}
.parchment .catalog-sidebar h2 {display:block;font:600 14px/1.5 var(--sans);margin:0;}
.parchment .catalog-sidebar>p {display:block;flex-basis:100%;font-size:13px;line-height:1.7;margin:0;color:var(--muted);}
.parchment .filter-row {flex-direction:row;flex-wrap:wrap;gap:8px;}
.parchment .filter,.parchment .filter[data-category],.parchment .story-tab {color:var(--ink);background:transparent;border:1px solid var(--line);border-radius:40px;padding:10px 18px;font:400 14px/1.5 var(--sans);box-shadow:none;}
.parchment .filter.active,.parchment .filter[data-category].active,.parchment .story-tab.active {color:var(--accent);background:var(--aged);border-color:var(--accent);box-shadow:none;}
.parchment .filter.active::after {content:none;}
.parchment .catalog-toolbar {gap:24px;}
.parchment .search-field {border:1px solid #808988;border-radius:9999px;background:transparent;padding:14px 20px;}
.parchment .search-field input {font-size:16px;}
.parchment input::placeholder,.parchment textarea::placeholder {color:var(--muted);opacity:1;}
.parchment .catalog-grid {grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.parchment .result-count {padding-block:24px 20px;}
.parchment .data-explainer {max-width:800px;margin:48px 0 0;padding:32px;background:var(--aged);border-radius:24px;}
.parchment .data-explainer h2 {font:400 25px/1.5 var(--serif);}
.parchment .data-explainer p {font-size:15px;line-height:1.9;}
.parchment .catalog-section,.parchment .atlas-section,.parchment .story-section,.parchment .sources-layout {padding-bottom:88px;}

/* Cultural relations retain their positions, edges, selectors and explanations. */
.parchment .atlas-toolbar {gap:12px;margin-bottom:24px;flex-wrap:wrap;}
.parchment .atlas-layout {border-radius:24px;border-color:var(--line);grid-template-columns:minmax(0,1fr) 320px;}
.parchment .graph-canvas {background:var(--aged);}
.parchment .graph-edges line {stroke:#b9aa99;}
.parchment .graph-edges text {fill:var(--muted);stroke:var(--aged);}
.parchment .graph-edges .edge-highlight line {stroke:var(--accent);}
.parchment .graph-node {background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:24px;box-shadow:none;width:96px;height:68px;}
.parchment .graph-node.center-node {background:#e9dfd0;border-color:#b8a894;border-radius:24px;}
.parchment .graph-node.selected {background:var(--paper);color:var(--accent);border-color:var(--accent);outline-color:var(--accent);}
.parchment .graph-node.selected small {color:var(--muted);}
.parchment .node-view {right:7px;top:7px;}
.parchment .node-panel,.parchment .atlas-section:has([data-graph-theme].active) .node-panel {background:var(--paper);color:var(--ink);padding:32px;border-left:1px solid var(--line);}
.parchment .node-panel .panel-label,.parchment .node-panel .category-label,.parchment .node-panel .panel-source>span {color:var(--muted);}
.parchment .node-panel .source-link {color:var(--ink);font-size:13px;}
.parchment .node-panel h2 {font-size:34px;}
.parchment .node-panel p {font-size:15px;}

/* Reader and studio chrome; the canvas output is deliberately untouched. */
.parchment .story-tabs {gap:12px;margin-bottom:24px;flex-wrap:wrap;}
.parchment .reader {background:var(--aged);border-radius:24px;grid-template-columns:.65fr 1.35fr;}
.parchment .reader-art,.parchment .story-section:has([data-story].active) .reader-art {background:#544437;color:var(--paper);padding:40px;}
.parchment .reader-art::after {border:1px solid #9d8975;border-radius:16px;}
.parchment .reader-glyphs {color:#cbb59c;opacity:.75;}
.parchment .reader-cover-title {font-family:var(--serif);}
.parchment .reader-art-caption {color:#e6dccc;font-size:11px;}
.parchment .reader-body {padding:40px 48px;}
.parchment .reader-body h2 {font-size:34px;color:var(--ink);}
.parchment .chapter-copy h3 {font:600 19px/1.5 var(--sans);}
.parchment .chapter-copy p {color:#333333;line-height:2;}
.parchment .chapter-copy .reader-detail {color:var(--muted);font-size:14px;}
.parchment .reader-controls>button,.parchment .reader-progress button {background:var(--paper);border-color:var(--line);border-radius:40px;padding:8px 16px;}
.parchment .reader-progress button {width:32px;height:32px;padding:0;}
.parchment .reader-progress button.active {background:var(--accent);color:var(--paper);border-color:var(--accent);}
.parchment .quiz-invite {background:var(--aged);border-radius:24px;margin-top:32px;padding:32px;}
.parchment .quiz-invite h3 {font:400 28px/1.4 var(--serif);}
.parchment .quiz-invite p {font-size:14px;margin-top:10px;}
.parchment .studio-layout {gap:64px;padding-bottom:88px;grid-template-columns:1fr 1fr;}
.parchment .editor-section {margin-bottom:32px;}
.parchment .editor-section h2 {font-size:28px;color:var(--ink);}
.parchment .field-label {font-size:14px;color:var(--muted);}
.parchment .field-label input,.parchment .field-label select,.parchment .field-label textarea,.parchment .manual-share input {
  background:var(--paper);border:1px solid #808988;border-radius:9999px;padding:12px 20px;color:var(--ink);font-size:16px;
}
.parchment .field-label textarea {border-radius:24px;min-height:120px;}
.parchment .paper-option {background:transparent;border:1px solid var(--line);border-radius:40px;padding:12px 18px;font-size:14px;}
.parchment .paper-option.active {border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent);color:var(--accent);}
.parchment .studio-preview {top:112px;background:var(--aged);border-radius:24px;padding:24px;}
.parchment .studio-preview canvas {box-shadow:none;}
.parchment .preview-label {font-size:13px;}
.parchment .studio-preview>p {font-size:12px;}
.parchment .sources-layout {gap:64px;}
.parchment .sources-layout h2 {font-size:30px;color:var(--ink);}
.parchment .source-row p {font-size:15px;line-height:1.9;}
.parchment .reading-note {background:var(--aged);border-radius:24px;padding:32px;}
.parchment .reading-note h2 {font-size:27px;}
.parchment .reading-note p {font-size:15px;line-height:1.85;}
.parchment .site-footer {max-width:1200px;border-color:var(--line);padding-block:40px;}
.parchment .footer-brand {font:400 28px/1.5 var(--serif);color:var(--ink);}
.parchment .site-footer>p {font-size:12px;line-height:1.8;}

/* Learning extensions share the same paper surfaces and rounded controls. */
.parchment .learning-dashboard {padding-top:32px;gap:24px;}
.parchment .learning-summary,.parchment .guide-invite {border:0;border-radius:24px;background:var(--aged);padding:32px;color:var(--ink);}
.parchment .learning-summary h2,.parchment .guide-invite h2 {font:400 28px/1.5 var(--serif);}
.parchment .learning-metrics {gap:0;margin-block:24px;}
.parchment .learning-metrics>div {padding-inline:24px;border-right:1px solid var(--line);}
.parchment .learning-metrics>div:first-child {padding-left:0;}
.parchment .learning-metrics>div:last-child {border:0;padding-right:0;}
.parchment .learning-metrics b {color:var(--ink);font:400 34px/1.4 var(--serif);}
.parchment .learning-metrics span {font-size:12px;margin-top:5px;}
.parchment .learning-summary>.local-note {display:block;margin:16px 0 0;font-size:12px;}
.parchment .guide-count {color:var(--accent);font-weight:600;}
.parchment .guide-invite {padding-right:64px;}
.parchment .guide-invite p {font-size:15px;line-height:1.8;}
.parchment .guide-invite>.view-cue {bottom:32px;right:24px;}
.parchment .reading-overview {background:var(--aged);border-radius:24px;padding:20px 24px;font-size:14px;}
.parchment .reading-overview progress {accent-color:var(--accent);}
.parchment .guide-page {gap:32px;padding-bottom:88px;}
.parchment .guide-stop,.parchment .guide-stop:nth-child(n) {background:var(--aged);border-radius:24px;border:1px solid transparent;padding:24px;}
.parchment .guide-stop>.glyph,.parchment .guide-stop .view-cue {color:var(--ink);}
.parchment .guide-stop small {font-size:14px;line-height:1.7;}
.parchment .guide-aside {background:var(--aged);border-radius:24px;padding:32px;}
.parchment .guide-aside h2 {font-size:28px;}
.parchment .notebook-toolbar select {border-radius:40px;background:var(--paper);border-color:#808988;}
.parchment .notebook-row {padding-block:24px;}
.parchment .notebook-open>.glyph {color:var(--ink);}
.parchment .notebook-open .view-cue {color:var(--ink);}
.parchment .notebook-fields .field-label input {font-size:14px;border-radius:40px;}
.parchment .notebook-fields .field-label textarea {font-size:14px;border-radius:20px;}

/* Modals and symbols keep the original centered flex alignment. */
.parchment dialog {--dialog-top-padding:0px;--dialog-side-padding:0px;background:var(--paper);border-radius:24px;box-shadow:var(--shadow-xl);max-height:90dvh;}
.parchment dialog::backdrop {background:rgba(42,35,29,.5);backdrop-filter:blur(5px);}
.parchment .close-dialog,.parchment .circle-button {background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;padding:0;line-height:0;}
.parchment .close-dialog {
  position:sticky;top:calc(16px - var(--dialog-top-padding));right:auto;width:36px;height:36px;z-index:5;
  margin:calc(16px - var(--dialog-top-padding)) calc(16px - var(--dialog-side-padding)) calc(var(--dialog-top-padding) - 52px) auto;
}
.parchment .view-cue,.parchment .glyph-card-bottom i.view-cue,.parchment .hero-entry i.view-cue,.parchment .pathway-cue.view-cue {color:var(--ink);border-color:var(--line);background:var(--paper);width:32px;height:32px;display:flex;align-items:center;justify-content:center;padding:0;line-height:0;}
.parchment .glyph-card-bottom i.view-cue {text-decoration:none;}
.parchment .detail-glyph-panel {background:var(--aged);border-radius:24px 0 0 24px;}
.parchment .detail-glyph,.parchment .detail-text h2 {color:var(--ink);}
.parchment .detail-text {padding:48px 40px;}
.parchment .alias-list span {background:var(--aged);border-radius:40px;padding:5px 12px;}
.parchment .category-label {color:var(--accent);}
.parchment .detail-actions {gap:12px;}
.parchment .detail-actions .button {padding-inline:18px;}
.parchment .collection-dialog {--dialog-top-padding:40px;--dialog-side-padding:40px;padding:40px;}
.parchment .collection-dialog h2 {color:var(--ink);font-size:34px;padding-right:24px;}
.parchment .quiz-dialog {--dialog-top-padding:40px;--dialog-side-padding:40px;padding:40px;}
.parchment .quiz-dialog h2 {font:400 28px/1.5 var(--serif);color:var(--ink);padding-right:12px;}
.parchment .quiz-options button {display:grid;grid-template-columns:24px minmax(0,1fr);gap:6px 12px;background:var(--aged);border:1px solid var(--line);border-radius:24px;padding:18px 24px;color:var(--ink);}
.parchment .quiz-options button.correct {border:2px solid var(--ink);background:#e9e2d4;opacity:1;}
.parchment .quiz-options button.incorrect {border:2px solid var(--accent);background:#f1ded0;opacity:1;}
.parchment .quiz-option-letter {grid-column:1;grid-row:1;font-weight:600;}
.parchment .quiz-option-copy {grid-column:2;grid-row:1;min-width:0;}
.parchment .quiz-option-state {grid-column:2;font-size:12px;font-weight:600;}
.parchment .quiz-explanation {background:var(--aged);padding:24px;border-radius:24px;}
.parchment .quiz-explanation>b {font-size:21px;}
.parchment .quiz-explanation.is-incorrect>b {color:var(--accent);}
.parchment .quiz-explanation h3 {font:600 16px/1.5 var(--sans);margin-top:18px;}
.parchment .quiz-explanation p {font-size:14px;line-height:1.8;}
.parchment .quiz-mistake-reason {color:var(--muted);}
.parchment .quiz-review {margin:28px 0;}
.parchment .quiz-review>h3 {font:400 25px/1.5 var(--serif);margin-bottom:18px;}
.parchment .quiz-review ol {padding:0;margin:0;list-style:none;display:grid;gap:16px;}
.parchment .quiz-review li {padding:24px;background:var(--aged);border-radius:24px;}
.parchment .quiz-review h4 {font-size:16px;line-height:1.7;margin:0 0 14px;}
.parchment .quiz-review p {font-size:14px;line-height:1.8;margin-block:10px;}
.parchment .quiz-review-answer {font-weight:600;}
.parchment .quiz-score {font-family:var(--serif);color:var(--ink);}
.parchment .qr-dialog {--dialog-top-padding:40px;--dialog-side-padding:32px;padding:40px 32px;}
.parchment .qr-image {background:var(--paper);border-color:var(--line);border-radius:16px;}
.parchment .qr-dialog .field-label input {font-size:12px;}
.parchment .tour-position {margin-right:32px;}
.parchment .tour-position a {color:var(--ink);}
.parchment .toast {background:var(--ink);color:var(--paper);border-radius:40px;box-shadow:none;}
.parchment .search-field:focus-within,.parchment .field-label input:focus,.parchment .field-label textarea:focus,.parchment .field-label select:focus {border-color:var(--accent);box-shadow:0 0 0 3px rgba(176,90,54,.2);}
@media(hover:hover) {
  .parchment .site-header nav a[data-route]:hover,.parchment .collection-trigger:hover,.parchment .filter:hover,.parchment .story-tab:hover,.parchment .paper-option:hover {color:var(--accent);border-color:var(--accent);background:var(--aged);}
  .parchment .pathway:hover,.parchment .guide-invite:hover,.parchment .guide-stop:hover {background:#eee3d2;box-shadow:none;}
  .parchment .glyph-card:hover,.parchment .glyph-card:focus-within {border-color:var(--accent);box-shadow:none;background:#efe5d7;}
  .parchment .hero-entry:hover {background:var(--aged);box-shadow:none;}
  .parchment .save-button:hover,.parchment .close-dialog:hover,.parchment .circle-button:hover {background:var(--aged);border-color:var(--accent);}
  .parchment .story-preview-list a:hover {background:var(--aged);padding-left:12px;}
  .parchment .graph-node:hover {border-color:var(--accent);background:var(--paper);box-shadow:none;}
  .parchment .reader-controls button:not(:disabled):hover,.parchment .quiz-options button:not(:disabled):hover {background:#ebddcc;border-color:var(--accent);}
  .parchment .glyph-open:hover .view-cue,.parchment .pathway:hover .view-cue,.parchment .hero-entry:hover .view-cue {background:var(--paper);color:var(--accent);border-color:var(--accent);box-shadow:none;}
}
@media(max-width:1100px) {
  .parchment .site-header {gap:20px;padding-inline:32px;}
  .parchment .site-header nav {gap:0;}
  .parchment .site-header nav a[data-route] {padding-inline:10px;font-size:13px;}
  .parchment .hero-copy {padding:40px 16px 40px 32px;}
  .parchment .hero h1.display-title {font-size:52px;}
  .parchment .hero-art {height:auto;}
  .parchment .hero {min-height:560px;}
  .parchment .pathway,.parchment .pathway:nth-child(n) {grid-template-columns:minmax(0,1fr) 32px;}
  .parchment .pathway-icon {display:none;}
  .parchment .pathway-cue {margin-left:auto;}
  .parchment .glyph-open {padding:20px;}
  .parchment .catalog-grid {grid-template-columns:repeat(3,minmax(0,1fr));}
  .parchment .atlas-layout {grid-template-columns:minmax(0,1fr) 280px;}
  .parchment .reader-body {padding:32px;}
  .parchment .learning-metrics>div {padding-inline:18px;}
  .parchment .studio-layout {gap:40px;}
}
@media(max-width:800px) {
  .parchment .site-header {position:relative;gap:16px;padding:20px 24px 16px;min-height:0;flex-wrap:wrap;}
  .parchment .site-header nav {order:3;justify-content:space-between;width:100%;gap:4px;}
  .parchment .site-header nav a[data-route] {padding:9px 12px;font-size:14px;}
  .parchment .section-shell {padding-inline:24px;}
  .parchment .hero {grid-template-columns:1fr 1fr;}
  .parchment .hero-copy {padding:32px 0 32px 28px;}
  .parchment .hero h1.display-title {font-size:42px;}
  .parchment .hero-description {font-size:14px;}
  .parchment .hero-actions {gap:18px;}
  .parchment .hero-art {height:auto;}
  .parchment .hero-entry {left:16px;right:20px;padding:14px;gap:12px;}
  .parchment .hero-entry>.glyph {font-size:40px;}
  .parchment .hero-entry b {font-size:18px;}
  .parchment .hero-entry>span:nth-child(2) {font-size:11px;}
  .parchment .hero-art-caption {left:18px;font-size:11px;}
  .parchment .pathway-grid {gap:16px;}
  .parchment .pathway,.parchment .pathway:nth-child(n) {padding:24px 18px;gap:16px;align-items:center;text-align:left;}
  .parchment .pathway h2,.parchment .pathway:nth-child(n) h2 {font-size:23px;}
  .parchment .pathway-cue.view-cue {margin-left:0;}
  .parchment .featured-grid {grid-template-columns:repeat(2,minmax(0,1fr));}
  .parchment .card-topline,.parchment .catalog-grid .card-topline {flex-direction:row;align-items:center;}
  .parchment .card-topline small {margin-left:auto;}
  .parchment .atlas-layout {grid-template-columns:1fr;}
  .parchment .node-panel,.parchment .atlas-section:has([data-graph-theme].active) .node-panel {border-left:0;border-top:1px solid var(--line);}
  .parchment .reader {grid-template-columns:1fr;}
  .parchment .reader-art {min-height:250px;}
  .parchment .reader-glyphs {writing-mode:horizontal-tb;top:24px;left:auto;right:40px;font-size:100px;}
  .parchment .reader-body {padding:36px;}
  .parchment .reader-progress {width:auto;order:0;}
  .parchment .home-stories {grid-template-columns:1fr;gap:32px;}
  .parchment .stories-heading {min-height:330px;}
  .parchment .studio-banner {padding:40px;gap:32px;}
  .parchment .studio-banner h2 {font-size:34px;}
  .parchment .mini-letter {max-width:220px;}
  .parchment .learning-dashboard {grid-template-columns:1fr;}
  .parchment .learning-metrics>div {flex:1;}
  .parchment .guide-invite {padding-right:76px;}
  .parchment .studio-layout {grid-template-columns:1fr;}
  .parchment .studio-preview {position:static;order:-1;}
  .parchment .studio-preview canvas {max-height:470px;width:auto;max-width:100%;margin:auto;}
  .parchment .sources-layout {grid-template-columns:1fr;gap:40px;}
}
@media(max-width:600px) {
  .parchment .section-shell {padding-inline:20px;}
  .parchment .site-header {padding-inline:20px;}
  .parchment .brand-title {font-size:25px;}
  .parchment .brand-title small {font-size:10px;}
  .parchment .brand-mark {width:40px;height:48px;}
  .parchment .collection-trigger {padding:9px 11px;font-size:12px;gap:6px;}
  .parchment .site-header nav {gap:0;}
  .parchment .site-header nav a[data-route] {font-size:12px;padding:9px 8px;}
  .parchment .home-intro {padding-top:20px;}
  .parchment .hero {grid-template-columns:1fr;min-height:0;}
  .parchment .hero-copy {padding:32px 26px 20px;}
  .parchment .place-label {font-size:12px;margin-bottom:24px;}
  .parchment .hero h1.display-title {font-size:44px;line-height:1.35;}
  .parchment .hero-description {font-size:15px;margin-top:20px;}
  .parchment .hero-actions {gap:20px;margin-top:24px;}
  .parchment .hero-actions .button {padding-inline:20px;}
  .parchment .hero-actions .text-link {font-size:13px;}
  .parchment .hero-art {height:auto;min-height:330px;max-height:none;}
  .parchment .hero-art-words {top:17%;}
  .parchment .hero-art-caption {font-size:12px;left:24px;top:20px;}
  .parchment .hero-entry {left:20px;right:20px;bottom:44px;border-radius:24px;padding:14px 18px;}
  .parchment .hero-art figcaption {font-size:10px;bottom:16px;}
  .parchment .pathways {margin-top:20px;}
  .parchment .pathway-grid {grid-template-columns:1fr;gap:12px;}
  .parchment .pathway,.parchment .pathway:nth-child(n) {grid-template-columns:24px minmax(0,1fr) 26px;align-items:center;padding:24px;gap:16px;}
  .parchment .pathway-icon {display:block;}
  .parchment .pathway-icon svg {width:24px;height:24px;}
  .parchment .pathway h2,.parchment .pathway:nth-child(n) h2 {font-size:25px;}
  .parchment .pathway p {font-size:13px;margin-top:4px;}
  .parchment .pathway-cue.view-cue {margin-left:auto;}
  .parchment .section-space {padding-block:64px;}
  .parchment .section-heading h2,.parchment .stories-heading h2,.parchment .studio-banner h2 {font-size:34px;line-height:1.5;}
  .parchment .section-heading {gap:20px;margin-bottom:24px;}
  .parchment .featured-grid,.parchment .catalog-grid {gap:12px;grid-template-columns:repeat(2,minmax(0,1fr));}
  .parchment .glyph-open {padding:18px 16px;}
  .parchment .glyph-open>.glyph {font-size:86px;margin-block:20px;}
  .parchment .card-topline,.parchment .catalog-grid .card-topline {flex-direction:column;align-items:flex-start;gap:4px;padding-right:24px;}
  .parchment .card-topline small,.parchment .catalog-grid .card-topline small {margin:0;font-size:9px;}
  .parchment .glyph-card-bottom {gap:6px;}
  .parchment .glyph-card-bottom b {font-size:25px;}
  .parchment .glyph-card-bottom>span {font-size:10px;}
  .parchment .save-button {right:10px;top:14px;width:28px;height:28px;}
  .parchment .view-cue,.parchment .glyph-card-bottom i.view-cue,.parchment .hero-entry i.view-cue,.parchment .pathway-cue.view-cue {width:26px;height:26px;}
  .parchment .stories-heading {padding:32px;min-height:340px;}
  .parchment .studio-banner {grid-template-columns:1fr;padding:32px 26px;gap:40px;}
  .parchment .studio-banner p {font-size:14px;}
  .parchment .page-intro {padding-top:40px;padding-bottom:32px;}
  .parchment .page-intro .display-title,.parchment .type-stories .display-title {font-size:34px;line-height:1.55;overflow-wrap:anywhere;}
  .parchment .page-intro p {font-size:15px;margin-top:20px;}
  .parchment .catalog-sidebar {gap:16px;}
  .parchment .filter-row {gap:8px;}
  .parchment .filter,.parchment .filter[data-category],.parchment .story-tab {font-size:13px;padding:9px 14px;}
  .parchment .catalog-toolbar {gap:8px;}
  .parchment .search-field {padding:13px 18px;}
  .parchment .search-field input {font-size:14px;}
  .parchment .data-explainer {padding:24px;margin-top:32px;}
  .parchment .data-explainer h2 {font-size:24px;}
  .parchment .data-explainer p {font-size:14px;}
  .parchment .atlas-toolbar {gap:7px;justify-content:flex-start;}
  .parchment .atlas-toolbar .filter {font-size:12px;padding:10px 12px;}
  .parchment .graph-node {width:68px;height:60px;border-radius:24px;}
  .parchment .graph-node.center-node {width:78px;height:68px;}
  .parchment .node-view {right:5px;top:5px;width:11px;height:11px;}
  .parchment .node-panel,.parchment .atlas-section:has([data-graph-theme].active) .node-panel {padding:28px;}
  .parchment .reader-art {padding:32px;min-height:245px;}
  .parchment .reader-glyphs {font-size:86px;right:24px;}
  .parchment .reader-body {padding:28px 24px;}
  .parchment .reader-body h2 {font-size:30px;}
  .parchment .reader-controls {gap:8px;}
  .parchment .reader-controls>button {font-size:12px;padding:9px 12px;}
  .parchment .reader-progress {gap:4px;}
  .parchment .reader-progress button {width:28px;height:28px;padding:0;}
  .parchment .quiz-invite {padding:28px;}
  .parchment .reading-overview {padding:20px;}
  .parchment .learning-summary,.parchment .guide-invite {padding:28px 24px;}
  .parchment .guide-invite {padding-right:62px;}
  .parchment .learning-summary h2,.parchment .guide-invite h2 {font-size:26px;}
  .parchment .learning-metrics>div {padding-inline:12px;}
  .parchment .learning-metrics b {font-size:30px;}
  .parchment .learning-metrics span {font-size:11px;}
  .parchment .guide-invite p {font-size:14px;}
  .parchment .guide-page {grid-template-columns:1fr;}
  .parchment .guide-stop,.parchment .guide-stop:nth-child(n) {padding:20px 16px;grid-template-columns:18px 44px minmax(0,1fr) 26px;gap:10px;}
  .parchment .guide-stop small {font-size:12px;}
  .parchment .studio-layout {gap:32px;}
  .parchment .studio-preview {padding:20px;}
  .parchment .studio-preview canvas {max-height:390px;}
  .parchment .paper-options {gap:8px;}
  .parchment .paper-option {font-size:13px;padding:10px 14px;}
  .parchment .site-footer {width:calc(100% - 40px);padding-block:32px;}
  .parchment .collection-dialog,.parchment .quiz-dialog,.parchment .qr-dialog {--dialog-side-padding:24px;padding:40px 24px 28px;}
  .parchment .collection-dialog h2 {font-size:30px;}
  .parchment .detail-glyph-panel {border-radius:24px 24px 0 0;padding-top:40px;}
  .parchment .detail-text {padding:28px 24px;}
  .parchment .notebook-row {grid-template-columns:1fr;}
  .parchment .quiz-dialog h2 {font-size:25px;}
  .parchment .quiz-options button {padding:16px 20px;}
  .parchment .qr-dialog h2 {font-size:24px;margin-top:14px;}
}
@media(max-width:360px) {
  .parchment .hero h1.display-title {font-size:36px;}
  .parchment .hero-copy {padding-inline:22px;}
  .parchment .hero-actions {gap:18px;align-items:flex-start;flex-direction:column;}
  .parchment .site-header nav a[data-route] {padding-inline:6px;font-size:11px;}
  .parchment .brand-title {font-size:23px;}
  .parchment .collection-trigger {padding-inline:8px;}
  .parchment .glyph-open {padding-inline:13px;}
  .parchment .glyph-card-bottom {gap:4px;}
  .parchment .glyph-card-bottom>span {font-size:9px;}
  .parchment .learning-metrics>div {padding-inline:8px;}
  .parchment .learning-metrics b {font-size:26px;}
  .parchment .atlas-toolbar .filter {font-size:11px;padding-inline:10px;}
  .parchment .reader-controls {flex-wrap:wrap;}
  .parchment .reader-progress {order:3;width:100%;justify-content:center;margin-top:8px;}
}
@media(prefers-reduced-motion:reduce) {
  .parchment *,.parchment *::before,.parchment *::after {transition:none!important;animation:none!important;}
}
/* 个人记录工具 */
.parchment .personal-tools{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:18px 0;margin:12px 0 20px;border-block:1px solid var(--line);}
.parchment .personal-tools>span{font-size:14px;color:var(--muted);}
.parchment .backup-dialog{width:min(680px,calc(100vw - 32px));max-height:calc(100dvh - 40px);padding:40px;overflow:auto;background:#fef9ef;border:1px solid var(--line);border-radius:24px;color:var(--ink);}
.parchment .backup-dialog h2{font-size:clamp(25px,4vw,32px);padding-right:32px;margin:0 0 14px;}
.parchment .backup-dialog h3{font-size:20px;margin:0 0 10px;}
.parchment .backup-dialog p{line-height:1.8;}
.parchment .backup-export,.parchment .backup-import{border-top:1px solid var(--line);padding-top:24px;margin-top:24px;}
.parchment .backup-dialog input[type=file]{max-width:100%;padding:12px;border:1px dashed #b8a18c;border-radius:12px;background:#f5eee1;}
.parchment .backup-dialog input[type=file]::file-selector-button{font:inherit;border:1px solid var(--line);border-radius:20px;padding:8px 14px;background:#fef9ef;color:var(--ink);margin-right:12px;cursor:pointer;}
.parchment .backup-summary{padding:20px;background:#f5eee1;border-radius:18px;margin:20px 0;overflow-wrap:anywhere;}
.parchment .backup-summary dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.parchment .backup-summary dl>div{display:flex;flex-direction:column;gap:6px;}
.parchment .backup-summary dt{font-size:13px;color:var(--muted);}
.parchment .backup-summary dd{margin:0;font-size:27px;font-variant-numeric:tabular-nums;}
.parchment #backup-preview:not(:empty){margin:18px 0;line-height:1.8;overflow-wrap:anywhere;}
.parchment #backup-confirm[hidden]{display:none;}
.parchment .notebook-toolbar{display:flex;flex-wrap:wrap;align-items:end;gap:14px;}
.parchment .notebook-search{flex:1;min-width:180px;}
.parchment .notebook-toolbar input{width:100%;border:1px solid var(--line);background:#fef9ef;border-radius:12px;padding:10px 12px;color:var(--ink);font:inherit;}
@media(max-width:600px){.parchment .backup-dialog{padding:28px 20px;}.parchment .notebook-toolbar>label{width:100%;}.parchment .personal-tools{gap:10px;}.parchment .backup-summary{padding:16px;}}

/* Card paper, palette and contemporary pattern workshop. */
.parchment .studio-layout{grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);gap:clamp(28px,4.5vw,64px);}
.parchment .studio-controls{min-width:0;}
.parchment .design-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:26px;}
.parchment .design-heading h2{font:400 28px/1.5 var(--serif);margin:0 0 8px;}
.parchment .design-heading p,.parchment .design-note{font-size:12px;line-height:1.8;color:var(--muted);}
.parchment .design-mix{display:inline-flex;align-items:center;justify-content:center;gap:6px;flex-shrink:0;border:1px solid var(--line);border-radius:24px;background:var(--paper);padding:10px 12px;color:var(--accent);font-size:12px;cursor:pointer;transition:background .25s ease-out,transform .25s ease-out;}
.parchment .design-mix svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.5;}
.parchment .design-mix:hover{background:#f5eee1;}
.parchment .design-mix:active{transform:scale(.98);}
.parchment .design-section{margin:24px 0;}
.parchment .design-section h3{display:flex;align-items:center;justify-content:space-between;gap:12px;font:500 15px/1.6 var(--sans);margin:0 0 12px;}
.parchment .design-section h3>span{font-size:11px;font-weight:400;color:var(--muted);}
.parchment .card-preset-options{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;}
.parchment .card-preset{min-width:0;display:flex;flex-direction:column;align-items:stretch;gap:8px;border:1px solid var(--line);border-radius:10px;padding:5px 5px 9px;background:transparent;cursor:pointer;color:var(--ink);font:11px/1.5 var(--sans);transition:transform .25s ease-out,border-color .25s ease-out,box-shadow .25s ease-out;}
.parchment .card-preset canvas{display:block;width:100%;height:auto;aspect-ratio:90/112;border-radius:5px;}
.parchment .card-preset:hover{transform:translateY(-2px);border-color:var(--accent);box-shadow:0 6px 15px #4f412812;}
.parchment .card-preset.active{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent);background:var(--paper);color:var(--accent);}
.parchment .card-palette-options{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:9px;}
.parchment .card-palette-options .paper-option{display:flex;flex-direction:column;align-items:stretch;gap:8px;min-width:0;padding:7px 7px 9px;border-radius:13px;background:transparent;font-size:12px;color:var(--ink);cursor:pointer;transition:border-color .25s ease-out,background .25s ease-out;}
.parchment .card-palette-options .paper-option.active{color:var(--accent);background:var(--paper);border-color:var(--accent);box-shadow:inset 0 0 0 .5px var(--accent);}
.parchment .palette-paper{position:relative;display:block;height:36px;border-radius:7px;background:var(--palette-bg);border:1px solid #30453b12;overflow:hidden;}
.parchment .palette-paper>i{position:absolute;width:26px;height:26px;background:var(--palette-ink);border-radius:50%;left:12px;top:16px;}
.parchment .palette-paper>b{position:absolute;background:var(--palette-accent);width:34px;height:7px;right:-6px;top:14px;transform:rotate(-35deg);}
.parchment .palette-check{position:absolute;right:4px;top:4px;display:grid;place-items:center;width:17px;height:17px;border-radius:50%;line-height:0;color:var(--palette-bg);background:var(--palette-ink);opacity:0;}
.parchment .palette-check svg{width:11px;height:11px;fill:none;stroke:currentColor;stroke-width:1.7;}
.parchment .paper-option.active .palette-check{opacity:1;}
.parchment .pattern-options{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:9px;}
.parchment .pattern-option{display:flex;min-width:0;align-items:center;flex-direction:column;gap:7px;padding:6px 6px 9px;background:transparent;border:1px solid var(--line);border-radius:13px;font-size:12px;color:var(--ink);cursor:pointer;transition:border-color .25s ease-out,background .25s ease-out;}
.parchment .pattern-option canvas{width:100%;height:42px;display:block;border-radius:7px;}
.parchment .pattern-option canvas{height:auto;aspect-ratio:3/2;}
.parchment .pattern-option.active{border-color:var(--accent);box-shadow:inset 0 0 0 .5px var(--accent);background:var(--paper);color:var(--accent);}
.parchment .pattern-option:hover,.parchment .card-palette-options .paper-option:hover{border-color:var(--accent);}
.parchment .design-note{margin-top:10px;}
.parchment .pattern-adjustments{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:24px 0;}
.parchment .pattern-adjustments label{font-size:12px;color:var(--muted);}
.parchment .pattern-adjustments output{float:right;color:var(--ink);font-variant-numeric:tabular-nums;}
.parchment .pattern-adjustments input{display:block;width:100%;height:24px;accent-color:var(--accent);margin-top:8px;cursor:pointer;}
.parchment .pattern-adjustments input:disabled{opacity:.35;cursor:default;}
.parchment .custom-card-colors,.parchment .card-content-editor{border-block:1px solid var(--line);margin:24px 0;}
.parchment :is(.custom-card-colors,.card-content-editor)>summary{display:grid;grid-template-columns:1fr auto;align-items:center;gap:4px 12px;padding:18px 0;cursor:pointer;list-style:none;font-size:15px;}
.parchment :is(.custom-card-colors,.card-content-editor)>summary::-webkit-details-marker{display:none;}
.parchment :is(.custom-card-colors,.card-content-editor)>summary>span{grid-column:1;font-size:11px;color:var(--muted);}
.parchment :is(.custom-card-colors,.card-content-editor)>summary>i{grid-column:2;grid-row:1/3;font-style:normal;font-size:24px;color:var(--accent);transition:transform .25s ease-out;}
.parchment :is(.custom-card-colors,.card-content-editor)[open]>summary>i{transform:rotate(45deg);}
.parchment .custom-colors-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 20px;padding:8px 0 18px;}
.parchment .custom-color>label{display:block;font-size:12px;color:var(--muted);margin-bottom:8px;}
.parchment .custom-color>div{display:flex;align-items:center;gap:8px;min-width:0;}
.parchment .custom-color input[type=color]{flex:0 0 36px;width:36px;height:36px;padding:0;background:transparent;border:1px solid var(--line);border-radius:8px;cursor:pointer;}
.parchment .custom-color input[type=color]::-webkit-color-swatch-wrapper{padding:3px;}
.parchment .custom-color input[type=color]::-webkit-color-swatch{border:0;border-radius:5px;}
.parchment .custom-color input[type=text]{min-width:0;width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);font:12px/1.3 var(--sans);font-variant-numeric:tabular-nums;}
.parchment .custom-color input[aria-invalid=true]{border-color:var(--accent);outline:1px solid var(--accent);}
.parchment .contrast-choice{padding-bottom:18px;}
.parchment .contrast-choice p{font-size:12px;line-height:1.7;color:var(--accent);margin-bottom:8px;}
.parchment .contrast-choice .text-button{font-size:12px;}
.parchment .design-bottom{display:flex;gap:18px;justify-content:space-between;align-items:center;}
.parchment .design-bottom label{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:12px;}
.parchment .design-bottom select{font:13px var(--sans);border:1px solid var(--line);border-radius:16px;background:var(--paper);padding:8px 12px;color:var(--ink);}
.parchment .design-bottom .text-button{font-size:12px;}
.parchment .card-content-editor{margin-top:30px;}
.parchment .card-content-editor .editor-section{margin:14px 0 24px;}
.parchment .card-content-editor h2{font-size:23px;}
.parchment .studio-preview{top:108px;}
.parchment .studio-preview #letter-canvas{display:block;width:auto;height:auto;max-width:100%;max-height:min(540px,calc(100dvh - 350px));margin:0 auto;box-shadow:0 12px 32px #4f412817;}
.parchment .studio-preview .editor-actions{justify-content:center;margin-top:18px;gap:10px;}
.parchment .studio-preview .editor-actions .button{padding:11px 18px;font-size:13px;}
.parchment .studio-preview .card-style-summary{margin:16px 0 7px;color:var(--ink);font-size:13px;}
.parchment .studio-preview #card-status{min-height:19px;margin-top:0;}
.parchment .studio-preview #card-status:empty,.parchment .note-status:empty{display:none;}
.parchment :is(.custom-card-colors,.card-content-editor)>summary>i{grid-row:1;}
.parchment .studio-preview .local-note{font-size:11px;line-height:1.7;}
.parchment #card-design :is(button,input,select,summary):focus-visible,.parchment .card-content-editor>summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
@media(max-width:800px){.parchment .studio-layout{grid-template-columns:1fr;gap:28px;}.parchment .studio-preview{position:static;order:-1;}.parchment .studio-preview #letter-canvas{max-height:360px;}.parchment .studio-controls{max-width:560px;width:100%;margin:auto;}}
@media(max-width:600px){.parchment .card-palette-options,.parchment .pattern-options{grid-template-columns:repeat(4,minmax(0,1fr));}.parchment .card-preset-options{grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;}.parchment .card-preset{font-size:10px;padding:3px 3px 7px;}.parchment .card-preset>span{min-height:30px;display:grid;place-items:center;}}
@media(max-width:420px){.parchment .design-heading{gap:10px;}.parchment .design-heading h2{font-size:25px;}.parchment .design-mix{padding:9px;font-size:11px;}.parchment .design-mix svg{width:15px;}.parchment .card-palette-options,.parchment .pattern-options{gap:7px;}.parchment .card-palette-options .paper-option{padding:5px 5px 8px;}.parchment .custom-colors-grid{gap:15px 12px;}.parchment .custom-color input[type=text]{font-size:11px;padding:10px 6px;}.parchment .design-bottom{gap:10px;}.parchment .studio-preview #letter-canvas{max-height:320px;}}
.parchment .catalog-pagination{display:flex;justify-content:center;align-items:center;gap:18px;margin:32px 0;flex-wrap:wrap;}
.parchment .catalog-pagination label{display:flex;align-items:center;gap:8px;font-size:14px;}
.parchment .catalog-pagination select{background:#fef9ef;color:var(--ink);font:inherit;border:1px solid var(--line);border-radius:12px;padding:10px;}
.parchment #catalog-results{scroll-margin-top:112px;}
@media(max-width:600px){.parchment .catalog-pagination{gap:10px;}.parchment .catalog-pagination label{order:-1;width:100%;justify-content:center;}}

/* Secondary navigation keeps metadata and editing tools out of the reading surface. */
.parchment .visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.parchment .nav-with-menu{display:flex;align-items:center;gap:0;}
.parchment .header-menu{position:relative;}
.parchment .header-menu>summary{display:grid;place-items:center;width:30px;height:36px;border:1px solid transparent;border-radius:10px;cursor:pointer;list-style:none;}
.parchment .header-menu>summary svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.4;}
.parchment .header-menu>summary:hover,.parchment .header-menu[open]>summary{background:var(--aged);border-color:var(--line);color:var(--accent);}
.parchment .nav-submenu{position:absolute;z-index:70;top:calc(100% + 14px);left:-30px;width:240px;padding:10px;background:var(--paper);border:1px solid var(--line);border-radius:16px;box-shadow:0 16px 40px #4e3c2920;}
.parchment .site-header .nav-submenu a{display:block;margin:0;padding:13px 16px;font:400 16px/1.6 var(--sans);border-radius:9px;white-space:normal;}
.parchment .nav-submenu a:hover{background:var(--aged);color:var(--accent);}
.parchment .nav-with-menu:has([aria-current=page])>a{background:var(--aged);color:var(--accent);}
.parchment .catalog-layout{display:block;}
.parchment .catalog-menu-bar{margin-bottom:22px;}
.parchment .catalog-menu{position:relative;display:inline-block;}
.parchment .catalog-menu>summary{display:flex;align-items:center;gap:28px;width:fit-content;min-height:48px;padding:12px 20px;background:var(--aged);border:1px solid var(--line);border-radius:14px;cursor:pointer;list-style:none;font-size:18px;}
.parchment .topic-menu-body{position:absolute;z-index:35;top:calc(100% + 10px);left:0;width:min(650px,calc(100vw - 80px));max-height:50dvh;overflow:auto;padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 45px #4e3c2920;}
.parchment .topic-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:24px;}
.parchment .topic-groups h2{font:500 18px/1.6 var(--serif);margin:0 0 10px;}
.parchment .topic-groups section>div{display:flex;flex-wrap:wrap;gap:8px;}
.parchment .topic-menu-body .filter{font:400 16px/1.5 var(--sans);padding:10px 13px;white-space:normal;}
.parchment .catalog-toolbar,.parchment .catalog-toolbar input,.parchment .catalog-toolbar select{font-size:16px;}
.parchment .catalog-toolbar{margin-bottom:24px;}
.parchment :is(.editor-menu,.lesson-menu,.context-menu,.source-menu,.entry-metadata){border-bottom:1px solid var(--line);}
.parchment :is(.editor-menu,.lesson-menu,.context-menu,.source-menu,.entry-metadata)>summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 0;list-style:none;cursor:pointer;font:400 20px/1.6 var(--serif);}
.parchment :is(.header-menu,.catalog-menu,.editor-menu,.lesson-menu,.context-menu,.source-menu,.entry-metadata)>summary::-webkit-details-marker{display:none;}
.parchment :is(.catalog-menu,.editor-menu,.lesson-menu,.context-menu,.source-menu,.entry-metadata)>summary>i{font:400 25px/1 var(--sans);font-style:normal;flex-shrink:0;display:grid;place-items:center;width:28px;height:28px;color:var(--accent);transition:transform .25s ease-out;}
.parchment :is(.catalog-menu,.editor-menu,.lesson-menu,.context-menu,.source-menu,.entry-metadata)[open]>summary>i{transform:rotate(45deg);}
.parchment :is(.menu-body,.lesson-body,.context-menu>div,.source-menu>div,.entry-metadata>div){padding:0 0 24px;font-size:18px;line-height:1.9;overflow-wrap:anywhere;}
.parchment :is(.menu-body,.lesson-body,.context-menu>div,.source-menu>div,.entry-metadata>div) p{font-size:18px;line-height:1.9;}
.parchment .menu-body .custom-card-colors{margin-top:20px;margin-bottom:18px;}
.parchment .menu-body .custom-card-colors>summary{font-size:18px;}
.parchment .card-preset{font-size:16px;line-height:1.6;}
.parchment .card-palette-options .paper-option,.parchment .pattern-option{font-size:16px;}
.parchment .custom-color>label,.parchment .pattern-adjustments label,.parchment .design-bottom label,.parchment .custom-color input[type=text],.parchment .design-bottom select,.parchment .design-mix,.parchment .contrast-choice .text-button{font-size:16px;}
.parchment .studio-preview .preview-label{font-size:18px;margin-bottom:18px;}
.parchment .studio-preview .editor-actions .button{font-size:16px;}
.parchment .card-content-editor{margin-top:0;}
.parchment .card-content-editor>summary{font-size:20px;}
.parchment .entry-metadata{margin:20px 0;}
.parchment .entry-metadata .source-link,.parchment .entry-metadata .reading-line{font-size:16px;}
.parchment .textbook-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:64px;padding-bottom:96px;}
.parchment .textbook-navigation{display:flex;align-items:stretch;flex-direction:column;gap:10px;align-self:start;position:sticky;top:116px;}
.parchment .textbook-navigation a{padding:16px 20px;border-radius:14px;font-size:18px;}
.parchment .textbook-navigation a[aria-current=page]{background:var(--aged);color:var(--accent);}
.parchment .lesson-menu>summary{font-size:24px;padding:24px 0;}
.parchment .lesson-body ol{padding-left:1.5em;}
.parchment .lesson-body li{margin:12px 0;}
.parchment .lesson-body svg{display:block;width:min(100%,460px);height:auto;margin-top:24px;color:var(--accent);}
.parchment .source-menu .source-link{display:block;font-size:16px;margin:12px 0;}
.parchment .reading-note .personal-tools{margin-top:24px;}
.parchment .site-footer :is(a,button){font-size:16px;}
.parchment .context-menu>summary{font-size:18px;padding:14px 0;}
.parchment .context-menu .source-link{display:block;font-size:16px;margin-top:10px;}
.parchment .reader-topline,.parchment .guide-stop small,.parchment .learning-metrics span{font-size:16px;}
.parchment summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px;}
.parchment :is(.header-menu,.catalog-menu,.editor-menu,.lesson-menu,.context-menu,.source-menu,.entry-metadata)[open]>:not(summary){animation:secondary-reveal .24s cubic-bezier(.16,1,.3,1);}
@keyframes secondary-reveal{from{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.parchment details[open]>:not(summary){animation:none!important;}}
@media(max-width:800px){.parchment .textbook-layout{grid-template-columns:1fr;gap:28px;}.parchment .textbook-navigation{position:static;flex-direction:row;flex-wrap:wrap;}.parchment .textbook-navigation a{padding:12px 16px;}.parchment .header-menu>summary{width:22px;}.parchment .site-header nav .nav-with-menu>a{padding-inline:3px;}.parchment .site-header .nav-submenu a{font-size:16px;padding:12px 14px;}}
@media(max-width:600px){.parchment .topic-menu-body{position:static;width:100%;max-height:none;padding:20px 14px;margin-top:12px;box-shadow:none;}.parchment .catalog-menu{display:block;}.parchment .topic-groups{grid-template-columns:1fr;}.parchment .card-preset-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;}.parchment .card-preset{font-size:16px;padding:5px 5px 9px;}.parchment .card-preset>span{min-height:0;}.parchment .nav-submenu{left:-72px;}.parchment .design-heading{flex-wrap:wrap;}.parchment .design-heading h2{font-size:24px;}.parchment .lesson-menu>summary{font-size:22px;}.parchment .menu-body .pattern-options,.parchment .menu-body .card-palette-options{grid-template-columns:repeat(3,minmax(0,1fr));}}