.ya-editor-section,.ya-template-stage{padding:20px;margin:18px 0;background:#f3f5ec;border:1px solid #dee5d4;border-radius:18px}.ya-editor-section h3{margin:0 0 16px}.ya-edit-row{display:flex;align-items:center;gap:12px;margin:10px 0}.ya-edit-row b{flex:1;overflow-wrap:anywhere}.ya-template-tasks>div{display:grid;grid-template-columns:minmax(100px,1fr) 75px 135px 50px;gap:8px;margin:8px 0}.ya-template-tasks input{min-width:0;width:100%;padding:10px;border:1px solid #d1dbcb;border-radius:9px;background:#fff}.ya-choice-list,.ya-study-actions{display:flex;flex-wrap:wrap;gap:8px}.ya-study-actions{justify-content:flex-end}.ya-guide{padding:8px 4px}.ya-guide p{line-height:1.9;color:#61715e}.ya-guide h3{font-size:24px;margin:18px 0}.ya-guide-progress{height:5px;background:#e7ecdf;border-radius:6px;margin-bottom:14px;overflow:hidden}.ya-guide-progress i{display:block;height:100%;background:#7c976b}.ya-guide-current{padding:14px;background:#f0f4e8;border-radius:12px;margin:18px 0}.ya-guide-resume{position:fixed;bottom:max(22px,env(safe-area-inset-bottom));right:20px;z-index:4000}.ya-exam-preview{padding:16px;background:#eaf0e3;border-radius:12px;font-variant-numeric:tabular-nums}.ye-stage{position:fixed;inset:0;z-index:7000;background:#000;color:#fff;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);font-family:KaiTi,STKaiti,'Noto Serif CJK SC',serif}.ye-center{position:absolute;inset:22% 5% auto;text-align:center}.ye-center strong{font-family:Arial,sans-serif;font-variant-numeric:tabular-nums;display:block;font-size:clamp(60px,12vw,170px);letter-spacing:.035em;font-weight:400;line-height:1.4}.ye-state{font-size:15px;letter-spacing:.2em;color:#aaa}.ye-exit{position:absolute;right:max(24px,env(safe-area-inset-right));top:max(24px,env(safe-area-inset-top));color:#ccc}.ye-stage button{background:none;border:1px solid #515151;border-radius:9px;padding:10px 18px;cursor:pointer;color:inherit;font-size:15px}.ye-bottom{position:absolute;bottom:max(40px,env(safe-area-inset-bottom));left:20px;right:20px;text-align:center}.ye-bottom h2{font-size:clamp(18px,3vw,28px);font-weight:400;overflow-wrap:anywhere}.ye-bottom>div{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}.ye-bottom p{font-size:13px;color:#888}.ye-audio-enable{position:absolute;left:20px;top:24px;color:#aaa}.ye-mode .yi-space{visibility:hidden}.ye-mode #yt-dialog{z-index:8000}.ye-mode #yt-toast{z-index:9000}.ya-peer-shell{max-width:1100px;margin:auto;padding:40px 24px}.ya-peer-hero{padding:48px;border-radius:25px;background:linear-gradient(125deg,#264937,#587157);color:#fff}.ya-peer-hero h1{font-size:40px}.ya-peer-subjects{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;margin:22px 0}.ya-peer-subject{padding:25px;background:white;border:1px solid #e1e6d7;border-radius:16px}.ya-peer-subject strong{display:block;font-size:32px;color:#345e45;margin:12px 0}.ya-peer-trend{display:flex;align-items:end;gap:4px;height:110px;margin:26px 0}.ya-peer-trend i{display:block;flex:1;min-width:1px;background:#7d986d;border-radius:4px 4px 0 0}.ya-peer-practices{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:15px}.ya-peer-badges{display:flex;gap:15px;flex-wrap:wrap;margin:24px 0}.ya-peer-badges span{padding:14px;border-radius:14px;background:#edeecf}.ya-peer-score-line{height:140px;width:100%;overflow:visible}.ya-peer-score-line polyline{fill:none;stroke:#527e60;stroke-width:3}.ya-rule-table{width:100%;border-collapse:collapse}.ya-rule-table td,.ya-rule-table th{padding:12px;text-align:left;border-bottom:1px solid #dde5d6}.ya-rule-table input{width:110px;min-width:0}.ya-rule-table input[name=name]{width:170px}.ya-rule-scroll{overflow:auto}.ya-rule-result{margin:20px 0;color:#325b42}@media(max-width:600px){.ya-template-tasks>div{grid-template-columns:1fr 70px}.ya-template-tasks input[name=due_date]{width:100%}.ya-peer-shell{padding:18px 14px}.ya-peer-hero{padding:28px 22px}.ya-peer-hero h1{font-size:30px}.ya-study-actions{justify-content:start}.yt-subject-detail .yt-card-head{flex-wrap:wrap}.ye-bottom{bottom:max(22px,env(safe-area-inset-bottom))}.ye-exit{right:12px;top:12px}.ye-audio-enable{top:64px}.ya-guide-resume{max-width:calc(100vw - 30px)}}

.ya-break-badge{position:fixed;bottom:max(100px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);z-index:5000;box-shadow:0 8px 30px #18291750}

.ya-mobile-tools{display:none}@media(max-width:600px){.yt-top-actions .ya-mobile-tools{display:inline-flex}}.ya-tools-list{display:grid;gap:10px}.ya-tools-list .yt-button{justify-content:flex-start}
/* The peer page remains independent of classroom scene layouts. */
.ya-peer-shell{max-width:1440px;margin:auto;padding:24px max(24px,env(safe-area-inset-left)) 48px;box-sizing:border-box}.ya-peer-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;margin-top:16px}.ya-peer-main{min-width:0}.ya-peer-hero{padding:22px 26px;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}.ya-peer-hero h1{font-size:30px;line-height:1.25;margin:8px 0}.ya-peer-hero p{margin:5px 0;font-size:13px}.ya-peer-hero .yt-outline{color:#fff;border-color:#ffffff80;background:#ffffff15;white-space:nowrap;min-height:38px}.ya-peer-main #ya-peer-details>.yt-card{margin-bottom:18px}.ya-overall-progress strong{color:#386451;font-size:26px}.ya-peer-plan-subject h3{font-size:15px;margin:20px 0 10px;color:#386451}.ya-peer-plan-row{display:flex;gap:18px;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid #e6e8df}.ya-peer-plan-row b{font-size:14px;font-weight:500;overflow-wrap:anywhere}.ya-peer-plan-row small{display:block;margin-top:6px;color:#7a8175}.ya-peer-plan-time{display:grid;gap:6px;text-align:right;flex-shrink:0;font-size:12px}.ya-peer-plan-time span{color:#828678}.ya-peer-plan-time strong{color:#386451;font-weight:500}.ya-peer-ranking{position:sticky;top:24px;align-self:start;padding:20px}.ya-peer-ranking h2{font-size:17px}.ya-rank-tabs{display:flex;gap:4px;padding:4px;background:#ebeee5;border-radius:10px;margin-bottom:12px}.ya-rank-tabs button{flex:1;padding:8px;border:0;border-radius:8px;background:transparent;color:#687661;cursor:pointer}.ya-rank-tabs button.active{background:#fff;color:#345e45;box-shadow:0 1px 5px #263f2512}.ya-peer-rank-row{display:grid;grid-template-columns:20px minmax(0,1fr) auto;gap:8px;align-items:center;padding:14px 3px;text-decoration:none;color:#394d38;border-bottom:1px solid #e6e8df;font-size:13px}.ya-peer-rank-row b{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ya-peer-rank-row>span{color:#899580}.ya-peer-rank-row strong{font-size:12px}.ya-peer-rank-row.self{background:#edf3e5;border-radius:8px}.ya-peer-subjects{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin:18px 0}.ya-peer-subject strong{font-size:27px}.ya-peer-dialog{border:0;border-radius:20px;padding:26px;width:min(520px,calc(100vw - 36px));max-height:85dvh;overflow:auto;box-sizing:border-box;background:#fafaf4;color:#344535}.ya-peer-dialog::backdrop{background:#12241980}.ya-peer-dialog p{font-size:13px;line-height:1.8;margin-bottom:18px}.ya-peer-dialog .yt-switch{display:flex;align-items:flex-start;gap:12px;margin:16px 0}.ya-peer-dialog h2{font-size:20px}.ya-chapter-children{border-top:1px solid #e1e5da;margin-top:12px;padding-top:8px}.ya-chapter-time{font-size:12px;color:#698367;margin-top:10px}.yt-chapter>div:first-child{min-width:0;flex:1}.ya-chapter-children .yt-task{width:100%;box-sizing:border-box}.ya-template-parent{grid-column:1/-1;color:#617553}.ya-peer-hero .yt-text-button{color:#e5efd5}
@media(max-width:900px){.ya-peer-layout{grid-template-columns:minmax(0,1fr) 230px;gap:16px}.ya-peer-ranking{padding:16px}}
@media(max-width:680px){.ya-peer-shell{padding:16px max(14px,env(safe-area-inset-left)) max(30px,env(safe-area-inset-bottom))}.ya-peer-layout{grid-template-columns:minmax(0,1fr)}.ya-peer-ranking{position:static;order:2}.ya-peer-hero{padding:18px;gap:8px}.ya-peer-hero h1{font-size:26px}.ya-peer-hero .yt-button{font-size:12px;padding:8px 10px;min-height:34px}.ya-peer-plan-row{gap:10px;align-items:flex-start}.ya-peer-plan-time{font-size:11px;flex-shrink:1;min-width:110px}.ya-peer-subjects{grid-template-columns:repeat(2,minmax(0,1fr))}.ya-peer-subject{padding:15px}.ya-peer-main .yt-card{padding:18px}.yt-chapter{flex-direction:column}.ya-chapter-children .yt-task{flex-wrap:wrap}}
/* Peer subject cards reveal one private-safe chapter summary at a time. */
.ya-peer-subject-link{text-align:left;width:100%;font:inherit;color:var(--yt-ink);cursor:pointer;border:1px solid var(--yt-line)}
.ya-peer-subject-link:hover,.ya-peer-subject-link.active{border-color:#8aa58d;background:#f0f5ec;box-shadow:0 3px 14px #315d4910}
.ya-peer-subject-link:focus-visible{outline:3px solid #8aa58d;outline-offset:3px}
.ya-plan-hint{display:flex;justify-content:space-between;align-items:center;color:#50735b;font-size:12px;padding-top:12px;margin-top:10px;border-top:1px solid #dfe7d9}
.ya-plan-hint i{font-style:normal;font-size:17px}.ya-peer-subject-link.active .ya-plan-hint i{transform:rotate(180deg)}
.ya-peer-learning .yt-card-head{flex-wrap:wrap}.ya-peer-learning .yt-card-head h2{font-size:16px}
.ya-subject-card-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.ya-subject-card-actions .yt-button{flex:1;padding:8px 10px;font-size:12px;min-height:38px;white-space:nowrap}
.ya-profile-plan-switch{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px;background:var(--yt-soft);border-radius:12px;margin-bottom:20px}.ya-profile-plan-switch strong,.ya-profile-plan-switch small{display:block}.ya-profile-plan-switch strong{overflow-wrap:anywhere;font-size:14px}.ya-profile-plan-switch .yt-button{flex:none}
.ya-membership-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.ya-trial-shortcut{font-size:11px;padding:7px 10px;min-height:34px;white-space:nowrap}
.ya-trial-count{padding:18px 20px;background:var(--yt-soft);border-radius:14px;margin-bottom:18px}.ya-trial-count small{display:block}.ya-trial-count strong{font:40px/1.5 Georgia,serif;color:var(--yt-green)}.ya-trial-count strong span{font:13px/1.5 sans-serif;margin-left:12px}
.ya-trial-source{padding:18px;border:1px solid var(--yt-line);border-radius:12px}.ya-trial-source h3{font-size:14px;margin-bottom:8px}.ya-trial-source p{font-size:12px;line-height:1.9;margin:6px 0;color:#687e68}
.yt-sidebar-bottom .ya-quiet-link{color:#62796b;font-size:12px}
@media(max-width:600px){.ya-subject-card-actions{gap:6px}.ya-subject-card-actions .yt-button{padding:7px 8px;font-size:11px}.ya-profile-plan-switch{align-items:flex-start;flex-wrap:wrap}.ya-profile-plan-switch .yt-button{font-size:12px}.ya-membership-actions{gap:5px}.ya-plan-hint{font-size:11px}.ya-peer-subject-link strong{font-size:28px}}
.ya-chapter-body{width:100%;min-width:0}.ya-chapter-heading{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:8px}.ya-chapter-heading>b{max-width:100%;overflow-wrap:anywhere}.ya-chapter-heading .yt-text-button{min-height:32px;padding:4px 8px}.ya-chapter-body .yt-chapter-meta{flex-wrap:wrap}.ya-reference-cycle{display:flex;align-items:center;gap:8px;color:#62846b;font-size:12px;margin-top:10px}.ya-reference-cycle input{width:68px;padding:6px;border:1px solid #cbd6c8;border-radius:8px;background:#fffefb}.ya-chapter-children .yt-task-meta{line-height:1.8}.ya-chapter-body .ya-chapter-time{margin-bottom:9px}