.pinyin-page main{min-height:calc(100vh - 110px);background:#f5f5f5;color:#303030}
.pinyin-breadcrumb-band{height:55px;border-bottom:1px solid #e8e8e8;background:#fff}
.pinyin-breadcrumb-band .page-shell{height:100%;display:flex;align-items:center}
.pinyin-breadcrumb{display:flex;align-items:stretch;height:36px;overflow:hidden;border-radius:3px;font-size:14px}
.pinyin-breadcrumb a,.pinyin-breadcrumb span{position:relative;display:flex;align-items:center;padding:0 18px;color:#6a541b;background:#f5ecd1}
.pinyin-breadcrumb a:first-child{padding-left:15px;background:#b58a21;color:#fff}
.pinyin-breadcrumb a+*{margin-left:2px}
.pinyin-breadcrumb span{background:#fff;color:#333;font-weight:600}
.pinyin-page-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:14px;align-items:start;padding-top:18px;padding-bottom:40px}
.pinyin-reading-card,.pinyin-sidebar>section{border:1px solid #eeeeee;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.pinyin-reading-card{min-width:0;padding:24px 20px 30px}
.pinyin-page-heading{padding:6px 0 20px;border-bottom:1px solid #eee;text-align:center}
.pinyin-page-heading h1{margin:0;color:#2d2b27;font-family:"STKaiti","KaiTi","Noto Serif SC",serif;font-size:34px;font-weight:500;line-height:1.35;letter-spacing:0}
.pinyin-page-heading p{margin:8px 0 0;color:#777;font-size:14px;line-height:1.7}
.pinyin-lead{margin:19px 0 0;color:#5f5f5f;font-size:16px;line-height:1.9}
.pinyin-lead strong{color:#3e3e3e}
.pinyin-mobile-lead-extra{display:none}
.pinyin-mobile-note-extra,.pinyin-rule-mobile{display:none}
.pinyin-study-section{margin-top:30px}
.pinyin-study-section>h2,.pinyin-lesson-sections h2{display:flex;align-items:center;gap:18px;margin:0 0 20px;color:#303030;font-size:21px;font-weight:600;line-height:1.4;text-align:center;letter-spacing:0}
.pinyin-study-section>h2:before,.pinyin-study-section>h2:after,.pinyin-lesson-sections h2:before,.pinyin-lesson-sections h2:after{content:"";height:1px;flex:1;background:#ededed}
.pinyin-sound-grid{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:12px 16px;padding:0 0 0 16px}
.pinyin-sound-grid button{display:grid;grid-template-rows:42px 48px;min-width:0;min-height:90px;padding:0;border:0;background:transparent;color:#333;font:inherit;letter-spacing:0}
.pinyin-glyph{position:relative;display:grid;min-width:0;height:42px;place-items:center;overflow:hidden;border:1px solid #efc5b0;background-color:#fffaf7;color:#363636;font-family:"Times New Roman","Noto Serif SC",serif;font-size:26px;line-height:1}
.pinyin-glyph:before,.pinyin-glyph:after{content:"";position:absolute;pointer-events:none}
.pinyin-glyph:before{top:50%;right:0;left:0;border-top:1px dotted #ead8cf}
.pinyin-glyph:after{top:0;bottom:0;left:50%;border-left:1px dotted #ead8cf}
.pinyin-sample{display:flex;height:48px;align-items:center;justify-content:center;gap:3px;padding:12px 0;overflow:hidden;color:#4d4d4d;font-size:16px;line-height:24px;white-space:nowrap}
.pinyin-sample span{display:none}
.pinyin-sound-grid button:hover .pinyin-glyph,.pinyin-sound-grid button:focus-visible .pinyin-glyph,.pinyin-sound-grid button.is-speaking .pinyin-glyph{border-color:#b98f36;background:#fff6dc;color:#765815}
.pinyin-sound-grid button:focus-visible{outline:2px solid #337c50;outline-offset:3px}
.pinyin-sound-grid button.is-speaking .pinyin-sample{color:#287546}
.pinyin-sound-grid button[aria-disabled=true]{cursor:not-allowed;opacity:.65}
.pinyin-final-group+.pinyin-final-group{margin-top:22px}
.pinyin-final-group>p{margin:0 0 12px;color:#5e5e5e;font-size:15px;line-height:1.8}
.pinyin-final-group>p strong{color:#3d3d3d;font-size:17px}
.pinyin-rule{display:flex;gap:10px;margin-top:22px;padding:12px 14px;border-left:3px solid #b98f36;background:#fff9e9;color:#675d44;font-size:14px;line-height:1.7}
.pinyin-rule strong{flex:0 0 auto;color:#8b6414}
.pinyin-rule.pinyin-rule-mobile{display:none}
.pinyin-note{margin-top:18px;padding:13px 15px;background:#f7f8f8;color:#666;font-size:14px;line-height:1.8}
.pinyin-note strong{color:#3e3e3e}
.pinyin-section-caption{margin:-8px 0 17px;color:#777;text-align:center;font-size:14px;line-height:1.7}
.pinyin-alphabet-grid .pinyin-glyph{font-size:18px}
#zimu>h2{height:70px;margin:0;padding:20px 0;font-size:20px;line-height:30px}
#zimu>.pinyin-section-caption{height:40px;margin:0 0 16px;line-height:24px}
#zimu>.pinyin-alphabet-grid{padding-bottom:12px}
.pinyin-alphabet-note{min-height:89px;margin:0;padding:12px 20px;background:#eef7fb;color:#58666d;font-size:14px;line-height:21px}
.pinyin-syllable-directory{margin-top:56px}
.pinyin-index-groups{padding:0}
.pinyin-index-groups section{display:grid;grid-template-columns:30px minmax(0,1fr);padding:16px 0 8px;border-bottom:1px dashed #e6e1d4}
.pinyin-index-groups section:first-child{padding-top:0}
.pinyin-index-groups section:last-child{border-bottom:0}
.pinyin-index-groups h3{margin:0 0 16px;color:#9a453a;font-size:16px;line-height:24px}
.pinyin-index-groups section>div{display:flex;min-width:0;flex-wrap:wrap;gap:0}
.pinyin-index-groups a{height:28.5px;margin:4px;padding:2px 15px;color:#795e20;font-size:15px;line-height:22.5px}
.pinyin-index-groups a:hover{color:#a43c2e;text-decoration:underline}
.pinyin-sidebar{position:sticky;top:70px;min-width:0}
.pinyin-sidebar>section{padding:8px 20px 0}
.pinyin-sidebar h2{position:relative;margin:0;padding:8px 0 10px 12px;border-bottom:1px solid #eee;color:#2d2d2d;font-size:20px;line-height:1.4;letter-spacing:0}
.pinyin-sidebar h2:before{content:"";position:absolute;top:2px;left:0;width:7px;height:7px;border-top:2px solid #e23535;border-left:2px solid #e23535}
.pinyin-sidebar ol{margin:0;padding:0;list-style:none;counter-reset:pinyin-nav}
.pinyin-sidebar li{counter-increment:pinyin-nav;border-bottom:1px solid #eee}
.pinyin-sidebar li:last-child{border-bottom:0}
.pinyin-sidebar a{display:grid;grid-template-columns:28px minmax(0,1fr);align-items:center;min-height:45px;color:#80631d;font-size:15px;line-height:1.4}
.pinyin-sidebar a:before{content:counter(pinyin-nav) ".";color:#777}
.pinyin-sidebar a:hover,.pinyin-sidebar a.active{color:#a13a2d}
.pinyin-sidebar a.active{font-weight:600}
.pinyin-tone-legend{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin:0 0 13px;border:1px solid #e4e4e4;background:#e4e4e4}
.pinyin-tone-legend span{display:grid;grid-template-columns:34px auto;align-items:center;padding:9px 12px;background:#fafafa;color:#555}
.pinyin-tone-legend b{color:#9c3f32;font-size:21px;text-align:center}
.pinyin-article-intro{margin-top:14px}
.pinyin-article-intro p{margin:0 0 12px;color:#626262;font-size:15px;line-height:1.9}
.pinyin-lesson-sections>section{margin-top:30px}
.pinyin-lesson-sections>section>p{margin:0 0 14px;color:#626262;font-size:15px;line-height:1.9}
.pinyin-example-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.pinyin-example-grid span{display:flex;min-height:42px;align-items:center;padding:8px 11px;border:1px solid #eadcc0;background:#fffdf6;color:#705b26;font-size:15px;line-height:1.5}
.pinyin-tone-grid{grid-template-columns:1fr}
.pinyin-tone-grid span{justify-content:center;border-color:#efc5b0;background-color:#fffaf7;font-family:"Times New Roman",serif;font-size:22px;word-spacing:24px}
.pinyin-lesson-footer{margin-top:32px;padding:14px 16px;border-left:3px solid #397d52;background:#f2f7f3;color:#5f6d63}
.pinyin-lesson-footer strong{color:#2f6843}
.pinyin-lesson-footer p{margin:5px 0 0;font-size:14px;line-height:1.75}
.pinyin-fayin-card{padding:0 20px 30px;border:0;box-shadow:none;font-size:16px;line-height:24px}
.pinyin-fayin-heading{height:105px;text-align:center}
.pinyin-fayin-heading h1{height:63px;margin:0;padding:15px 0 0;color:#212112;font-size:32px;font-weight:600;line-height:48px;letter-spacing:0}
.pinyin-fayin-heading p{height:42px;margin:0;padding:5px 0 15px;border-bottom:1px solid #f0f0f0;color:#666;font-size:14px;line-height:21px}
.pinyin-fayin-section-title{height:36px;margin:30px 0 10px;color:#212112;font-size:24px;font-weight:600;line-height:36px;letter-spacing:0}
.pinyin-fayin-callout{margin:20px 0;padding:20px;border-top:1px solid rgba(200,200,200,.4);border-bottom:1px solid rgba(200,200,200,.4);font-size:15px;line-height:22.5px}
.pinyin-fayin-callout span{color:#d33;font-size:16px;line-height:24px}
.pinyin-fayin-grid{display:flex;flex-wrap:wrap;padding:16px 0;border-bottom:1px dashed #ebd187}
.pinyin-fayin-grid:last-child{padding-bottom:0;border-bottom:0}
.pinyin-fayin-grid dl{display:flex;width:50%;min-height:82px;align-items:flex-start;margin:-1px 0 0 -1px;padding:16px;border:1px solid #f0f0f0}
.pinyin-fayin-grid dt{flex:0 0 80px;height:42px;margin:0}
.pinyin-fayin-grid dt button{position:relative;display:block;width:80px;height:42px;padding:0;overflow:hidden;border:0;background:transparent;color:#212112;font:inherit;cursor:pointer}
.pinyin-fayin-grid dt i{position:absolute;inset:0;display:flex;height:42px;align-items:center;border-top:2px solid #ffc5aa;border-bottom:2px solid #ffc5aa}
.pinyin-fayin-grid dt i span{height:1px;flex:1;border-top:1px dashed #ffc5aa}
.pinyin-fayin-grid dt b{position:relative;display:block;height:42px;font-size:26px;font-weight:400;line-height:36px}
.pinyin-fayin-grid dt button:hover,.pinyin-fayin-grid dt button:focus-visible,.pinyin-fayin-grid dt button.is-speaking{background:#fff6dc;color:#765815}
.pinyin-fayin-grid dt button:focus-visible{outline:2px solid #337c50;outline-offset:-2px}
.pinyin-fayin-grid dd{min-width:0;margin:0;padding-left:16px;line-height:24px}
.dark .pinyin-page main{background:#151515;color:#ddd}
.dark .pinyin-breadcrumb-band,.dark .pinyin-reading-card,.dark .pinyin-sidebar>section{border-color:#383838;background:#222}
.dark .pinyin-breadcrumb span{background:#222;color:#ddd}
.dark .pinyin-page-heading,.dark .pinyin-sidebar h2,.dark .pinyin-sidebar li{border-color:#3a3a3a}
.dark .pinyin-page-heading h1,.dark .pinyin-study-section>h2,.dark .pinyin-lesson-sections h2,.dark .pinyin-sidebar h2{color:#eee}
.dark .pinyin-study-section>h2:before,.dark .pinyin-study-section>h2:after,.dark .pinyin-lesson-sections h2:before,.dark .pinyin-lesson-sections h2:after{background:#3a3a3a}
.dark .pinyin-lead,.dark .pinyin-final-group>p,.dark .pinyin-lesson-sections>section>p,.dark .pinyin-article-intro p{color:#bbb}
.dark .pinyin-glyph,.dark .pinyin-example-grid span{border-color:#6b5648;background:#29251f;color:#eee}
.dark .pinyin-note{background:#292929;color:#bbb}
.dark .pinyin-rule{background:#302b20;color:#c9bea4}
.dark .pinyin-tone-legend{border-color:#3c3c3c;background:#3c3c3c}
.dark .pinyin-tone-legend span{background:#292929;color:#ccc}
.dark .pinyin-fayin-heading h1,.dark .pinyin-fayin-section-title{color:#eee}.dark .pinyin-fayin-heading p,.dark .pinyin-fayin-grid dl{border-color:#3a3a3a}.dark .pinyin-fayin-callout{border-color:#444}.dark .pinyin-fayin-grid dt button{color:#eee}
@media(min-width:561px){.pinyin-article-page .pinyin-page-layout{gap:15px;padding-top:19px;padding-bottom:0}}
@media(max-width:900px){.pinyin-page-layout{grid-template-columns:1fr;width:calc(100% - 20px);max-width:none}.pinyin-sidebar{position:static}.pinyin-sidebar>section{padding-bottom:8px}.pinyin-sound-grid{grid-template-columns:repeat(8,minmax(0,1fr))}}
@media(max-width:560px){
  .pinyin-breadcrumb-band{height:48px}
  .pinyin-breadcrumb{height:34px;max-width:100%;font-size:13px}
  .pinyin-breadcrumb a,.pinyin-breadcrumb span{min-width:0;padding:0 10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .pinyin-page-layout{width:100%;max-width:none;gap:15px;padding-top:22px;padding-bottom:0}
  .pinyin-reading-card{padding:12px 14px 22px}
  .pinyin-home-card{padding-bottom:19px}
  .pinyin-page-heading{padding:2px 0 0;border-bottom:0}
  .pinyin-page-heading h1{height:63px;padding:15px 0 0;font-size:32px;line-height:48px}
  .pinyin-page-heading p{height:63px;margin:0;padding:5px 0 15px;font-size:14px;line-height:21px}
  .pinyin-lead{min-height:182.5px;margin:15px 0 0;padding:10px;font-size:15px;line-height:22.5px}
  .pinyin-mobile-lead-extra,.pinyin-mobile-note-extra{display:inline}
  .pinyin-study-section{margin-top:0}
  .pinyin-home-card>.pinyin-lead+.pinyin-study-section{margin-top:15px}
  .pinyin-lesson-sections>section{margin-top:24px}
  .pinyin-study-section>h2{height:70px;gap:10px;margin:0;font-size:20px;line-height:30px}
  .pinyin-lesson-sections h2{gap:10px;margin-bottom:15px;font-size:19px}
  .pinyin-sound-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px 8px;padding:0 0 12px 8px}
  .pinyin-sound-grid button{grid-template-rows:42px 48px;min-height:90px}
  .pinyin-glyph{height:42px;font-size:26px}
  .pinyin-sample{height:48px;padding:12px 0;font-size:16px;line-height:24px}
  .pinyin-note{margin-top:0;padding:14px 15px;font-size:14px;line-height:21px}
  #shengmu{padding-bottom:20px}
  #shengmu .pinyin-note{height:197px}
  .pinyin-final-group+.pinyin-final-group{margin-top:0}
  .pinyin-final-group>p{height:48px;margin:0 0 16px;font-size:15px;line-height:24px}
  .pinyin-final-group>p strong{font-size:17px;line-height:24px}
  .pinyin-rule{display:block}
  .pinyin-rule strong{display:block;margin-bottom:3px}
  .pinyin-rule.pinyin-rule-mobile{display:block;height:92px;margin:0 0 20px;padding:8px 14px;font-size:14px;line-height:21px}
  .pinyin-rule-desktop{display:none}
  #yunmu .pinyin-note{height:155px}
  #zhengti{padding-bottom:20px}
  #zhengti .pinyin-note{height:176px}
  #zimu{padding-bottom:20px}
  #zimu>.pinyin-section-caption{height:24px;margin:0 0 16px;line-height:24px}
  #zimu>.pinyin-alphabet-note{height:173px;min-height:173px}
  .pinyin-syllable-directory{margin:10px -15px 0;padding:0 15px;border-top:15px solid #f5f5f5}
  .pinyin-syllable-directory>h2{height:80px}
  .pinyin-syllable-directory>.pinyin-section-caption{height:71px;margin:20px 0 16px;padding:12px 14px;background:#fff2f1;color:#78605e;font-size:14px;line-height:23.5px;text-align:left}
  .pinyin-index-groups section{grid-template-columns:30px minmax(0,1fr);padding:16px 0 8px}
  .pinyin-index-groups section:first-child{padding-top:0}
  .pinyin-index-groups section>div{gap:0}
  .pinyin-index-groups a{padding-right:16px;padding-left:16px}
  .pinyin-tone-legend{grid-template-columns:repeat(2,1fr)}
  .pinyin-example-grid{grid-template-columns:1fr}
  .pinyin-fayin-card{padding:0 15px 30px}
  .pinyin-fayin-grid dl{width:100%}
  .pinyin-sidebar{padding-bottom:19px}
  .pinyin-sidebar>section{padding:9px 14px 0}
  .pinyin-sidebar h2{height:39px;padding:12px 0 0 12px;border-bottom:0;font-size:18px;line-height:27px}
  .pinyin-sidebar ol{margin-top:10px}
  .pinyin-sidebar li,.pinyin-sidebar a{height:43.5px;min-height:0}
  .pinyin-section-caption{text-align:left}
}