/* 播客页独立作用域；字幕预留固定阅读区域，开关不推动播放器和页面。 */
.podcast-shell{max-width:1280px;margin:0 auto;padding:32px 36px 64px;color:#15394c}.podcast-shell button,.podcast-shell select,.podcast-shell input{font:inherit}.podcast-shell button,.podcast-shell select,.podcast-shell input[type=search]{min-height:44px}.podcast-shell button,.podcast-shell select{cursor:pointer}.podcast-shell button:focus-visible,.podcast-shell a:focus-visible,.podcast-shell input:focus-visible,.podcast-shell summary:focus-visible{outline:3px solid #e68a43;outline-offset:3px}.podcast-heading{padding:10px 0 24px}.podcast-eyebrow{font-size:13px;letter-spacing:1px;color:#437789;font-weight:700}.podcast-heading h1{font-size:42px;letter-spacing:-1.5px;margin:12px 0}.podcast-heading>p:last-child{font-size:17px;color:#667d88;line-height:1.8}.podcast-stages{display:flex;gap:12px;border-bottom:1px solid #dbe5e9;padding-bottom:16px}.podcast-stages a{padding:14px 22px;border-radius:12px;background:#e8f0f3;font-size:18px;font-weight:700}.podcast-stages a[aria-current]{background:#173f50;color:#fff}.podcast-stages small{font-size:13px;font-weight:400;margin-left:10px}.podcast-filters{display:flex;align-items:end;gap:14px;margin:24px 0}.podcast-filters label{display:grid;gap:8px;font-size:13px;font-weight:700}.podcast-filters select,.podcast-filters input{border:1px solid #cadbe1;background:white;border-radius:9px;padding:10px 14px;color:#163f52}.podcast-search{flex:1}.podcast-filters button,.podcast-primary{display:inline-flex;justify-content:center;align-items:center;border:0;border-radius:9px;background:#176e7a;color:white;padding:12px 20px;min-height:46px;font-weight:700}.podcast-library-grid{display:grid;grid-template-columns:280px minmax(0,1fr);gap:32px}.podcast-catalog{background:white;border:1px solid #dce6e9;border-radius:14px;padding:22px 14px;align-self:start}.podcast-catalog h2{font-size:17px;margin:0 8px 6px}.podcast-catalog>p{font-size:13px;color:#69818a;margin:0 8px 18px}.podcast-catalog a{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:14px;line-height:1.6;padding:12px 10px;border-radius:8px;margin:3px 0;min-height:46px}.podcast-catalog a[aria-current]{background:#e7f3f2;color:#126773;font-weight:700}.podcast-catalog a b{font-size:12px;min-width:23px;text-align:center;background:#f1f5f6;border-radius:6px;padding:3px}.podcast-result-title{display:flex;justify-content:space-between;align-items:center;margin:0 0 18px}.podcast-result-title h2{font-size:22px;margin:0}.podcast-result-title>span{font-size:13px;color:#647f89}.podcast-cards{display:grid;gap:20px}.podcast-card{display:grid;grid-template-columns:260px minmax(0,1fr);border:1px solid #dce6e9;border-radius:16px;overflow:hidden;background:white;align-items:start}.podcast-cover-link{display:block;position:relative;margin:16px}.podcast-cover-link img{display:block;width:100%;height:auto;border-radius:10px}.podcast-duration{position:absolute;right:10px;bottom:10px;background:#123342e8;color:white;border-radius:6px;padding:5px 9px;font-size:13px}.podcast-card-body{padding:22px 22px 22px 4px}.podcast-card-body h3{font-size:24px;line-height:1.4;margin:10px 0}.podcast-card-body>p:not(.podcast-eyebrow){font-size:15px;line-height:1.8;color:#66808c}.podcast-tags{display:flex;flex-wrap:wrap;gap:8px}.podcast-tags span{font-size:12px;padding:5px 9px;border-radius:5px;background:#f0f5f6;color:#4c6d79}.podcast-card-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;font-size:14px}.podcast-preview-button,.podcast-detail-actions button{background:white;color:#226875;border:1px solid #bcd3d8;border-radius:9px;padding:10px 14px}.podcast-inline-preview{margin-top:20px}.podcast-inline-preview audio{width:100%;height:44px}.podcast-inline-preview>a{font-size:13px;color:#176e7a}.podcast-inline-caption{font-size:16px;min-height:48px;line-height:1.6}.podcast-empty{background:#fff;border:1px dashed #c9dbe0;border-radius:14px;text-align:center;padding:55px 20px;color:#64808d}.podcast-empty>span{font-size:40px}.podcast-empty h3{color:#254c60}.podcast-empty a{display:inline-block;margin-top:15px;color:#147a85;font-weight:700}.podcast-back{display:inline-block;margin-bottom:24px;color:#6b828b;font-size:14px}.podcast-player-grid{display:grid;grid-template-columns:minmax(240px,350px) minmax(0,1fr);gap:44px;align-items:start}.podcast-art img{width:100%;height:auto;border-radius:18px;display:block;box-shadow:0 20px 50px #153a5010}.podcast-art>p{font-size:12px;color:#7c8f96;text-align:center;line-height:1.7}.podcast-console h1{font-size:32px;line-height:1.4;margin:10px 0 12px}.podcast-console>.podcast-eyebrow{margin-top:0}.podcast-description{font-size:16px;color:#627b87;line-height:1.8;margin:0 0 16px}.podcast-access-note{font-size:13px;line-height:1.7;color:#416c78;margin:18px 0}.podcast-access-note a,.podcast-ended a{color:#116c79;font-weight:700}.podcast-controls{padding:18px 20px;background:#fff;border:1px solid #dce6ea;border-radius:14px}.podcast-transport{display:flex;gap:12px;align-items:center;justify-content:center}.podcast-transport button{border:0;border-radius:9px;background:#f0f5f6;color:#2f6070;padding:8px 12px;font-size:14px}.podcast-transport .podcast-play{background:#176e7a;color:#fff;min-width:120px;font-size:17px}.podcast-transport label{margin-left:auto;display:flex;align-items:center;gap:6px;font-size:13px;color:#69828b}.podcast-transport select,.podcast-player-options select{border:0;background:#f0f5f6;border-radius:6px;color:#315b68;padding:6px}.podcast-seek{display:flex;align-items:center;gap:12px;margin-top:16px;font-size:12px;font-variant-numeric:tabular-nums;color:#617e89}.podcast-seek input{flex:1;min-width:0;accent-color:#176e7a;height:26px;cursor:pointer}.podcast-player-options{display:flex;gap:12px;align-items:center;flex-wrap:wrap;font-size:12px;margin-top:6px;color:#72848a}.podcast-player-options button{border:0;background:transparent;color:#286779;padding:4px}.podcast-player-options label{display:flex;align-items:center;gap:8px}.podcast-player-options select{min-height:36px}.podcast-player-options>span{margin-left:auto}.podcast-caption-well{height:146px;display:flex;align-items:center;padding:16px 6px;border-bottom:1px solid #dbe6e9}.podcast-caption-well #podcast-caption{width:100%}.podcast-caption-well span{font-size:12px;font-weight:700;color:#1a7880}.podcast-caption-well p{font-size:24px;line-height:1.65;margin:6px 0;color:#173d50;font-weight:600}.podcast-caption-well.large p{font-size:28px}.podcast-detail-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:18px;font-size:13px}.podcast-detail-actions>span{font-size:11px;color:#84969d}.podcast-ended{padding:15px;background:#e4f1ec;margin-top:14px;border-radius:9px;line-height:1.7}.podcast-learning{display:grid;grid-template-columns:1.2fr 1fr;gap:44px;margin-top:42px;padding-top:28px;border-top:1px solid #dbe6e9}.podcast-learning h2{font-size:22px;margin:0 0 8px}.podcast-learning p{font-size:14px;color:#71848d}.podcast-chapter-marks{display:grid;grid-template-columns:1fr 1fr;gap:10px}.podcast-chapter-marks button,.podcast-chapter-marks a{display:flex;flex-direction:column;gap:8px;text-align:left;padding:15px;background:white;border:1px solid #dce6e9;border-radius:10px;color:#274e5f}.podcast-chapter-marks span{font-size:12px;color:#698891}.podcast-chapter-marks b{font-size:15px}.podcast-related a{display:flex;gap:15px;justify-content:space-between;padding:17px 0;border-bottom:1px solid #e0e9ec;font-size:15px}.podcast-related b{font-size:12px;color:#277d87}.podcast-transcript{margin-top:30px;padding:22px;background:white;border:1px solid #dce6e9;border-radius:14px}.podcast-transcript summary{font-size:20px;font-weight:700;cursor:pointer;min-height:44px}.podcast-transcript summary>span{font-size:12px;color:#80959c;font-weight:400;margin-left:10px}.podcast-transcript>label{display:block;font-size:13px;padding:12px 0;color:#69808b}.podcast-transcript input{accent-color:#176e7a}#podcast-transcript-list{max-height:410px;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}.podcast-transcript-row{width:100%;display:grid;grid-template-columns:54px 44px minmax(0,1fr);gap:12px;background:transparent;border:0;border-bottom:1px solid #eef2f4;text-align:left;padding:12px 10px;color:#36566a;line-height:1.7;border-radius:6px}.podcast-transcript-row time,.podcast-transcript-row>span{font-size:12px;color:#7b919a}.podcast-transcript-row p{font-size:17px;margin:0}.podcast-transcript-row.active{background:#e9f4f1;color:#125d67}.podcast-shell [hidden]{display:none!important}
@media(max-width:1100px){.podcast-shell{padding:24px}.podcast-library-grid{grid-template-columns:245px minmax(0,1fr);gap:22px}.podcast-card{grid-template-columns:200px minmax(0,1fr)}.podcast-player-grid{grid-template-columns:280px minmax(0,1fr);gap:28px}.podcast-console h1{font-size:28px}.podcast-card-body h3{font-size:21px}}
@media(max-width:760px){.podcast-shell{padding:22px 18px 44px}.podcast-heading h1{font-size:32px}.podcast-heading>p:last-child{font-size:15px}.podcast-stages a{padding:12px 14px;font-size:16px;flex:1}.podcast-stages small{display:block;margin:4px 0 0}.podcast-filters{flex-wrap:wrap;gap:12px}.podcast-filters>label:first-child{width:100%}.podcast-search{min-width:0}.podcast-search input{width:100%}.podcast-library-grid{grid-template-columns:1fr}.podcast-catalog{max-height:275px;overflow:auto}.podcast-card{grid-template-columns:1fr}.podcast-cover-link{max-width:320px;margin:16px auto 0;width:calc(100% - 32px)}.podcast-card-body{padding:22px}.podcast-player-grid{grid-template-columns:1fr;gap:20px}.podcast-art{max-width:260px;justify-self:center}.podcast-back{font-size:12px;line-height:1.8}.podcast-console h1{font-size:27px}.podcast-controls{padding:14px 10px}.podcast-transport{gap:8px}.podcast-transport label{font-size:0;gap:0}.podcast-transport select{font-size:14px}.podcast-transport .podcast-play{min-width:106px}.podcast-transport button{font-size:13px;padding:8px}.podcast-caption-well{height:168px;padding:16px 2px}.podcast-caption-well p{font-size:22px}.podcast-caption-well.large p{font-size:25px}.podcast-learning{grid-template-columns:1fr;gap:25px;margin-top:30px}.podcast-transcript{padding:16px}.podcast-transcript summary>span{display:block;margin:10px 0}.podcast-transcript-row{grid-template-columns:42px minmax(0,1fr);gap:8px}.podcast-transcript-row>span{display:none}.podcast-transcript-row p{font-size:17px}.podcast-player-options{gap:8px}.podcast-player-options>span{font-size:11px}}
@media(max-width:760px){.podcast-art{max-width:180px}.podcast-transport button{white-space:nowrap}.podcast-transport label{flex-shrink:0}.podcast-transport select{max-width:66px}.podcast-transport .podcast-play{min-width:92px}.podcast-heading{padding-bottom:10px}}

/* 节目切换使用矢量图标；窄屏倍速另起一行，保持触控尺寸。 */
.podcast-transport{flex-wrap:wrap;gap:8px}
.podcast-transport button{min-height:44px}
.podcast-transport .podcast-episode-switch{display:inline-flex;align-items:center;justify-content:center;flex:0 0 44px;width:44px;height:44px;padding:0;border:0;border-radius:9px;background:#f0f5f6;color:#2f6070}
.podcast-episode-switch svg{display:block;flex-shrink:0}
.podcast-episode-switch:hover{background:#deeeeb}
.podcast-episode-switch:disabled{opacity:.35;cursor:default}
.podcast-episode-switch:focus-visible{outline:3px solid #188777;outline-offset:3px}
@media(max-width:760px){
 .podcast-transport{display:grid;grid-template-columns:1fr 1.4fr 1fr;gap:8px;justify-items:center}
 .podcast-transport>.podcast-episode-switch:first-child{grid-area:1/1}
 .podcast-transport>#podcast-play{grid-area:1/2;width:100%}
 .podcast-transport>.podcast-episode-switch:nth-last-child(2){grid-area:1/3}
 .podcast-transport>[data-skip="-15"]{grid-area:2/1}
 .podcast-transport>[data-skip="15"]{grid-area:2/3}
 .podcast-transport label{grid-area:2/2;margin:0;font-size:13px;gap:6px}
}

/* 六科目录允许换行；教材长册名在手机上保持容器内显示。 */
.podcast-stages{flex-wrap:wrap}
.podcast-stages a{flex-shrink:0}
.podcast-unit{display:block;font-size:12px;line-height:1.6;color:#69808b;margin-bottom:4px}
.podcast-filters>label{min-width:0}
.podcast-filters select{max-width:100%}
@media(max-width:760px){.podcast-stages a{flex:1 1 calc(50% - 12px);box-sizing:border-box}.podcast-filters{display:grid;grid-template-columns:minmax(0,1fr)}.podcast-filters select,.podcast-filters input{width:100%;box-sizing:border-box}.podcast-filters button{justify-self:start}}