.learning-page{max-width:1100px}.learning-heading{max-width:760px;margin-bottom:30px}.learning-heading h1{letter-spacing:0;font-size:2rem;line-height:1.45}.learning-heading>p:last-child{color:var(--muted);margin-top:14px}.learning-tabs{display:flex;gap:8px;border-bottom:1px solid var(--line);margin-bottom:28px;overflow-x:auto;scrollbar-width:thin}.learning-tabs a{flex:0 0 auto;padding:15px 20px;color:var(--muted);text-decoration:none;border-bottom:3px solid transparent;font-weight:600}.learning-tabs a.selected{color:var(--blue);border-color:var(--blue)}.learning-section-heading{margin-bottom:24px}.learning-section-heading h2{font-size:1.35rem;display:flex;align-items:center;gap:12px}.learning-section-heading h2 span{font-size:.9rem;background:#e7edff;color:var(--blue);border-radius:20px;padding:4px 11px;font-variant-numeric:tabular-nums}.learning-section-heading p{color:var(--muted);font-size:.9375rem;margin-top:10px}.learning-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}.learning-card{min-width:0;border:1px solid var(--line);border-radius:15px;padding:25px;background:white}.learning-card.is-pinned{border-top:3px solid #c69823;padding-top:23px}.learning-card-top{display:flex;align-items:center;gap:12px;justify-content:space-between;margin-bottom:16px}.learning-kind{color:var(--blue);font-size:.8125rem;font-weight:600}.learning-pin-label{color:#795911;background:#fff5d8;padding:4px 9px;font-size:.75rem;border-radius:5px;white-space:nowrap}.learning-english{font-family:Georgia,"Times New 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0;text-decoration:none;line-height:1.4}.learning-source:hover{text-decoration:underline}.learning-guide-link{display:inline-block;margin-top:12px;font-size:.875rem;text-decoration:none}.basket-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:18px;padding-top:12px}.basket-actions button{padding:9px 3px;min-height:42px;font-size:.8125rem;background:transparent;color:var(--muted)}.basket-actions button[aria-pressed=true]{color:#836210}.basket-order{display:flex;gap:8px;margin-left:auto}.basket-actions .basket-remove{color:#865061}.basket-actions button:disabled{opacity:.35;cursor:default}.learning-filters{display:grid;grid-template-columns:minmax(180px,2fr) repeat(3,minmax(100px,1fr)) auto;gap:12px;align-items:end;padding:22px;border:1px solid var(--line);background:white;border-radius:14px}.learning-filters label{display:flex;flex-direction:column;gap:8px;font-size:.8125rem;color:var(--muted);min-width:0}.learning-filters 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span{display:block;color:var(--muted);font-size:.875rem}.learning-stat-grid strong{display:block;color:var(--navy);font-family:Georgia,serif;font-size:2rem;font-weight:400;margin-top:12px;font-variant-numeric:tabular-nums}.learning-stat-grid small{font-size:.875rem;font-family:"Microsoft YaHei",sans-serif;margin-left:8px}.learning-note{font-size:.8125rem;color:var(--muted);line-height:1.8;margin:18px 0}.learning-subheading{font-size:1.2rem;margin:32px 0 18px}.learning-counts{display:flex;gap:10px 20px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:12px;margin-top:17px;font-size:.8125rem;color:var(--muted)}.learning-counts strong{color:var(--blue);font-variant-numeric:tabular-nums}.sentence-line+.sentence-line{margin-top:20px;padding-top:17px;border-top:1px solid #cfdaf1}.say-it .sentence-tools{margin-top:8px}.guide-heading>.sentence-tools{margin-top:20px}
@media(max-width:850px){.learning-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.learning-filters .learning-search{grid-column:1/-1}.learning-filters .button{min-width:0}.learning-list{grid-template-columns:1fr}.learning-page{max-width:760px}.learning-card{padding:23px}.learning-card.is-pinned{padding-top:21px}}
@media(max-width:520px){.learning-page{padding:25px 16px 50px}.learning-heading{margin-bottom:20px}.learning-heading h1{font-size:1.6rem}.learning-heading>p:last-child{font-size:.9375rem}.learning-tabs{gap:2px;margin:0 -3px 24px}.learning-tabs a{padding:14px 10px;font-size:.875rem}.learning-section-heading h2{font-size:1.2rem}.learning-section-heading p{font-size:.875rem}.learning-filters{padding:16px;gap:14px 10px}.learning-filters label{font-size:.8125rem}.learning-card{padding:20px}.learning-card.is-pinned{padding-top:18px}.learning-english{font-size:1.4rem}.learning-source-line{line-height:1.7}.learning-stat-grid{gap:8px}.learning-stat-grid>div{padding:18px 12px}.learning-stat-grid span{font-size:.8125rem}.learning-stat-grid strong{font-size:1.8rem}.learning-stat-grid small{margin-left:5px}.learning-empty{padding:30px 20px}.learning-empty p{font-size:.875rem}.basket-actions{gap:8px}.basket-order{gap:12px}.sentence-tools{gap:8px 10px}.learning-tool{min-height:44px}.learning-source{min-height:44px;display:inline-flex;align-items:center}.learning-list{gap:14px}}
.learning-select-label{display:flex;align-items:center;gap:9px;font-size:.8125rem;color:var(--muted);margin:-6px 0 15px;padding:5px 0;cursor:pointer}.learning-select-label input{width:19px;min-height:19px;height:19px;margin:0;accent-color:var(--blue)}.learning-playlist-bar{display:flex;align-items:center;flex-wrap:wrap;gap:10px 18px;padding:16px 20px;border:1px solid #bdcdee;border-radius:13px;background:#eaf0ff;margin-bottom:25px}.learning-playlist-bar>span{font-size:.875rem;margin-right:auto}.learning-playlist-bar .text-button{padding:8px 0}.learning-playlist-bar .button{font-size:.875rem}.learning-playlist-bar strong{font-variant-numeric:tabular-nums;color:var(--blue)}
@media(max-width:520px){.learning-playlist-bar{padding:15px;gap:10px 16px}.learning-playlist-bar>span{flex-basis:100%}.learning-playlist-bar .button{width:100%}.learning-select-label{min-height:35px}}
/* Sentence player: reading first, secondary controls expanded only when needed. */
.speech-tools{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:9px}
.speech-panel .modal-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:10px}
.speech-panel .modal-heading h2{font-size:1.2rem}
.speech-panel .modal-heading button{flex-shrink:0;background:transparent;color:var(--muted);padding:10px 0 10px 12px;min-height:44px;font-size:.875rem}
.speech-panel>[data-speech-position]{margin:14px 0 6px;color:var(--blue)}
.speech-panel>.learning-english{background:#f0f4ff;border-left:3px solid var(--blue);padding:12px 14px;margin-bottom:12px;font-size:1.45rem;line-height:1.5}
.speech-panel>[data-speech-status]{font-size:.8125rem;color:var(--muted);padding:9px 0;min-height:36px}
.speech-panel .sentence-tools{gap:8px;margin:10px 0}
.speech-panel .sentence-tools .button{font-size:.875rem;padding:10px 12px;min-height:44px;flex:1 1 120px}
.speech-panel .button:disabled{cursor:default}
.speech-options,.speech-practice{border-top:1px solid var(--line);margin-top:4px}
.speech-options>summary,.speech-practice>summary{display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 8px;cursor:pointer;min-height:48px;padding:12px 0;font-size:.875rem;font-weight:600;list-style:none}
.speech-options>summary::-webkit-details-marker,.speech-practice>summary::-webkit-details-marker{display:none}
.speech-options>summary::before,.speech-practice>summary::before{content:'＋';color:var(--blue);font-weight:400}
.speech-options[open]>summary::before,.speech-practice[open]>summary::before{content:'−'}
.speech-options>summary>span,.speech-practice>summary>span{font-size:.75rem;font-weight:400;color:var(--muted)}
.speech-options>summary:focus-visible,.speech-practice>summary:focus-visible{outline:3px solid #eea333;outline-offset:2px;border-radius:4px}
.speech-panel .learning-filters{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:12px;margin:2px 0 14px}
.speech-panel .learning-filters label:has(input[type=checkbox]){flex-direction:row;align-items:center;gap:9px;align-self:end;min-height:44px;color:var(--ink)}
.speech-panel input[type=checkbox]{width:19px;min-height:19px;height:19px;margin:0;accent-color:var(--blue)}
.speech-panel audio{display:block;width:100%;height:44px;margin:12px 0}
.speech-panel audio[hidden]{display:none}
.speech-practice>.small{font-size:.75rem;line-height:1.7;margin:12px 0 4px}
@media(max-width:520px){#speech-dialog{padding:16px 18px;max-height:calc(100dvh - 28px)}.speech-panel .modal-heading h2{font-size:1.125rem}.speech-panel>.learning-english{font-size:1.35rem}.speech-panel .learning-filters label:has(input[type=checkbox]){font-size:.8125rem}}
html.learning-modal-open{overflow:hidden}
@media(min-width:800px){html.learning-modal-open{scrollbar-gutter:stable}}
.learning-dialog{padding:0;width:min(640px,calc(100vw - 32px));max-width:none;max-height:calc(100dvh - 32px);overflow-y:auto;overscroll-behavior:contain;border:1px solid #dbe3f0;border-radius:18px;background:#fff;color:var(--ink);box-shadow:0 20px 80px #13244530}
.learning-dialog::backdrop{background:#15223d66;backdrop-filter:blur(3px)}
.learning-dialog-heading{position:sticky;top:0;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 24px;border-bottom:1px solid var(--line);background:#fff}
.learning-dialog-heading h2{font-size:1.2rem;line-height:1.5;letter-spacing:0}
.learning-dialog-heading button{flex-shrink:0;min-height:44px;background:transparent;color:var(--muted);padding:8px 0 8px 12px;font-size:.875rem}
.learning-dialog-body{padding:22px 24px 26px}
.learning-source-meta{color:var(--muted);font-size:.8125rem;line-height:1.8}
.learning-source-title{font-size:1.2rem;line-height:1.6;margin:18px 0}
.learning-source-section{margin:20px 0 0}.learning-source-section h4{font-size:.8125rem;color:var(--muted);margin:0 0 9px;font-weight:600}.learning-source-section>p{font-size:.9375rem;line-height:1.85;overflow-wrap:anywhere}
.learning-source-section .learning-source-english{font-family:Georgia,"Times New Roman",serif;font-size:1.5rem;line-height:1.55;background:#eef3ff;border-left:3px solid var(--blue);padding:14px 17px;color:#122b75}
.learning-source-quotes{padding:13px 17px;background:#f7f8fb;border-radius:9px}.learning-source-quotes p{font-family:Georgia,"Times New Roman",serif;font-size:1.15rem;line-height:1.65;overflow-wrap:anywhere}.learning-source-quotes p+p{margin-top:7px}
.learning-source-action{color:var(--muted);margin-top:9px}.learning-source-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;border-top:1px solid var(--line);padding-top:20px;margin-top:24px}.learning-source-footer a{font-size:.8125rem;min-height:44px;display:inline-flex;align-items:center}.learning-source-footer .button{font-size:.875rem}
.learning-confirm-copy{font-size:.9375rem;line-height:1.8}.learning-dialog-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:12px;margin-top:24px}.learning-dialog-actions .button{font-size:.875rem}
@media(max-width:520px){.learning-dialog{width:calc(100vw - 24px);max-height:calc(100dvh - 24px);border-radius:15px}.learning-dialog-heading{padding:12px 18px}.learning-dialog-body{padding:18px}.learning-dialog-actions .button{flex:1}.learning-source-footer .button{width:100%}}
/* 学习控件与出处弹窗：阅读优先，操作次之 */
.learning-heading h1{font-size:1.9rem;line-height:1.5}.learning-tabs a{font-size:.9375rem}.learning-card{border-color:#dce4e5;border-radius:18px;box-shadow:0 4px 16px #26384703}.learning-english{font-family:var(--font-en);font-size:1.4rem;line-height:1.6;color:#244c64}.learning-context{line-height:1.8;color:#536572}.learning-tool{background:#fff;border-color:#d4e0e6;border-radius:9px;min-height:44px;color:#526977;padding:8px 11px;font-size:.8125rem}.learning-tool:hover{background:#f5f9fa;border-color:#aac1cd}.learning-tool[aria-pressed=true]{background:#e0edf2;color:#285970;border-color:#a6c4d1}.learning-source{color:#376b86;font-size:.8125rem;min-height:44px;display:inline-flex;align-items:center}.sentence-tools{gap:8px}.learning-filters{border-color:#dce4e5;border-radius:16px}.learning-playlist-bar{background:#eaf1f3;border-color:#c8dbe3}.learning-stat-grid>div{border-color:#dce4e5;background:#fffefa}.learning-stat-grid strong{font-family:var(--font-en);font-weight:500;color:#315d7b}
.learning-dialog{width:min(600px,calc(100vw - 32px));border-color:#d9e1e2;border-radius:20px;box-shadow:0 24px 90px #16384b30}.learning-dialog-heading{padding:14px 24px;background:#fffefa;border-color:#e6e8e2}.learning-dialog-heading h2{color:#294756;font-size:1.125rem}.learning-dialog-heading button{color:#617c89}.learning-dialog-body{padding:22px 24px 24px}.learning-source-meta{font-size:.75rem;color:#6b7f88;line-height:1.75}.learning-source-title{font-size:1.2rem;line-height:1.55;margin:16px 0}.learning-source-section{margin-top:17px}.learning-source-section h4{font-size:.75rem;color:#687e87;margin-bottom:8px}.learning-source-section>p{line-height:1.8}.learning-source-section .learning-source-english{font-family:var(--font-en);font-weight:500;font-size:1.55rem;line-height:1.5;background:#edf4f6;border:0;border-radius:12px;color:#244c64;padding:17px}.learning-source-quotes{background:#f4f6f5;border-radius:11px}.learning-source-quotes p{font-family:var(--font-en);font-size:1.1rem;color:#3c5d6b}.learning-source-more{margin-top:20px;border:1px solid #dde5e5;border-radius:11px;overflow:hidden}.learning-source-more summary{display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;cursor:pointer;min-height:46px;padding:11px 14px;color:#466372;font-size:.8125rem;background:#fafcfb}.learning-source-more summary::-webkit-details-marker{display:none}.learning-source-more[open] summary span{transform:rotate(45deg)}.learning-source-more>div{padding:4px 14px 14px;font-size:.875rem;line-height:1.8}.learning-source-more>div p{line-height:1.8}.learning-source-footer{border-color:#e1e7e7;gap:14px;margin-top:20px;padding-top:16px}.learning-source-footer a{color:#587a8b}.learning-confirm-copy{color:#506773}.learning-dialog-actions [data-learning-confirm]{color:#637782;border-color:#dce3e5}.learning-dialog-actions [data-learning-close]{background:#315d7b;color:#fff}.speech-panel>.learning-english{font-family:var(--font-en);color:#244c64;background:#edf4f6;border-color:#7a9eb0}
@media(max-width:520px){.learning-heading h1{font-size:1.65rem}.learning-tabs a{padding:13px 9px;font-size:.875rem}.learning-dialog{width:calc(100vw - 24px);border-radius:18px}.learning-dialog-heading{padding:11px 18px}.learning-dialog-body{padding:18px}.learning-source-title{font-size:1.15rem}.learning-source-section .learning-source-english{font-size:1.4rem;padding:15px}.learning-source-footer .button{width:100%}.learning-source-more>div{font-size:.875rem}.learning-context{font-size:.9375rem}}
.learning-source-meta{color:#607580}
.learning-source-section h4{color:#607580}

/* Direct basket playback, with the existing custom selection kept alongside. */
.sentence-actions .speech-tools{display:contents}
.sentence-actions [data-speech="play"]{background:#edf4f6;color:var(--blue);border-color:#b9cfd9}
.learning-playlist-bar{display:block;padding:12px 16px;margin-bottom:18px}
.learning-playlist-actions{display:flex;gap:10px}
.learning-playlist-actions>.button{flex:1;min-width:0;min-height:46px;width:auto;padding:10px 12px}
.learning-playlist-selection{display:flex;align-items:center;flex-wrap:wrap;gap:6px 18px;margin-top:6px;font-size:.8125rem}
.learning-playlist-selection>span{margin-right:auto}
.learning-playlist-selection .text-button{min-height:44px;font-size:.8125rem}
@media(max-width:700px){
  .learning-page{padding-top:18px}
  .learning-heading{margin-bottom:12px}
  .learning-heading .eyebrow{display:none}
  .learning-heading h1{font-size:1.35rem;line-height:1.5}
  .learning-heading>p:last-child{font-size:.875rem;line-height:1.6;margin-top:6px}
  .learning-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin:0 0 16px;overflow:visible}
  .learning-tabs a{display:flex;align-items:center;justify-content:center;min-width:0;min-height:46px;padding:9px 3px;font-size:.8125rem;line-height:1.4;text-align:center}
  .learning-playlist-bar{padding:10px 12px;margin-bottom:16px}
  .learning-playlist-actions{gap:8px}
  .learning-playlist-actions>.button{padding:10px 6px;font-size:.8125rem}
  .learning-playlist-selection{gap:5px 12px;margin-top:4px}
  .learning-section-heading{margin-bottom:14px}
}