:root{--quest-navy:#17324d;--quest-blue:#2878d0;--quest-sky:#eaf5ff;--quest-green:#15966b;--quest-amber:#f3a712;--quest-red:#d85b48;--quest-purple:#7957d5;--quest-line:#d8e4ed;--quest-ink:#213547;--quest-muted:#647789}
*{box-sizing:border-box}.learning-panel{margin:18px 0;color:var(--quest-ink);line-height:1.55;overflow-wrap:anywhere}.learning-panel button,.learning-panel a{font:inherit}.learning-muted{color:var(--quest-muted);font-size:.9rem}.learning-good{color:var(--quest-green)}.learning-bad{color:var(--quest-red)}
.quest-loading{padding:32px;text-align:center;background:#fff;border-radius:22px;border:1px solid var(--quest-line)}
.quest-hero{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:24px 28px;color:#fff;border-radius:24px;background:linear-gradient(135deg,#165d9c,#674ac8);box-shadow:0 12px 30px rgba(32,75,128,.2);position:relative;overflow:hidden}.quest-hero:after{content:'★';position:absolute;right:120px;top:-28px;font-size:110px;color:rgba(255,255,255,.08);transform:rotate(16deg)}.quest-hero h2{margin:2px 0 4px;font-size:clamp(1.5rem,4vw,2.2rem)}.quest-hero p{margin:0;color:#e9f4ff}.quest-kicker{font-size:.72rem;letter-spacing:.18em;font-weight:900;color:#bce5ff}.quest-ring{width:96px;height:96px;flex:0 0 auto;border-radius:50%;display:grid;place-content:center;text-align:center;background:conic-gradient(#ffd166 var(--p),rgba(255,255,255,.18) 0);position:relative}.quest-ring:before{content:'';position:absolute;inset:7px;border-radius:50%;background:#24599a}.quest-ring b,.quest-ring span{z-index:1}.quest-ring b{font-size:1.65rem;line-height:1}.quest-ring span{font-size:.68rem;margin-top:4px}
.quest-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:12px 0}.quest-stats span{display:flex;align-items:baseline;justify-content:center;gap:5px;padding:10px 6px;background:#fff;border:1px solid var(--quest-line);border-radius:14px;color:var(--quest-muted);font-size:.8rem}.quest-stats b{font-size:1.2rem;color:var(--quest-navy)}
.quest-road{position:relative;padding-left:22px}.quest-road:before{content:'';position:absolute;left:38px;top:30px;bottom:30px;width:4px;background:linear-gradient(var(--quest-blue),var(--quest-purple));border-radius:8px}.quest-lane{position:relative;margin:14px 0 14px 34px;padding:18px;background:#fff;border:1px solid var(--quest-line);border-radius:20px;box-shadow:0 5px 16px rgba(22,55,82,.07)}.quest-lane.empty{opacity:.78}.lane-marker{position:absolute;left:-45px;top:20px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--quest-blue);color:#fff;font-weight:900;border:4px solid #eef6fc;z-index:1}.quest-lane header{display:flex;gap:10px;align-items:center}.quest-lane header>span{font-size:1.7rem}.quest-lane header div{flex:1}.quest-lane h3,.quest-lane header p{margin:0}.quest-lane header p{font-size:.78rem;color:var(--quest-muted)}.quest-lane header>b{font-size:.74rem;color:var(--quest-blue);background:var(--quest-sky);padding:5px 8px;border-radius:99px}
.quest-items{display:grid;gap:7px;margin-top:12px;min-width:0;max-width:100%;overflow:hidden}.quest-item{display:flex;align-items:center;gap:10px;min-width:0;max-width:100%;overflow:hidden;padding:10px;border-radius:13px;background:#f7fafc;color:inherit;text-decoration:none;border:1px solid transparent}.quest-item:hover{background:#eef7ff;border-color:#aed2ef}.quest-app{display:inline-grid;place-items:center;padding:3px 7px;border-radius:7px;background:#e8eff5;color:#355a78;font-size:.68rem;white-space:nowrap}.quest-copy{display:flex;min-width:0;flex:1;flex-direction:column}.quest-copy b,.quest-copy small{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.quest-copy small{color:var(--quest-muted)}.quest-skill{font-size:.75rem;color:var(--quest-purple);white-space:nowrap}.quest-go{font-size:1.4rem;color:var(--quest-blue)}
.quest-actions,.matrix-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.quest-primary,.quest-secondary,.learning-panel .learn-link,.learning-panel button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:9px 14px;border-radius:12px;text-decoration:none;cursor:pointer;border:1px solid #b8cbda}.quest-primary{background:linear-gradient(135deg,var(--quest-blue),#6551c8);color:#fff!important;border:0;font-weight:800}.quest-secondary,.learning-panel .learn-link,.learning-panel button{background:#fff;color:#295775}.learning-panel button:disabled{opacity:.55;cursor:default}.learning-panel :focus-visible{outline:3px solid #9ed2ff;outline-offset:3px}
.mastery-state{display:inline-block;padding:4px 8px;border-radius:99px;font-size:.72rem;white-space:nowrap}.state-unstarted{background:#eef1f3;color:#6b7882}.state-practicing{background:#fff2d5;color:#875b05}.state-verifying{background:#e9e3ff;color:#5c43a9}.state-mastered{background:#dbf6e9;color:#08754d}.state-lapsed{background:#ffe3de;color:#a43d2f}
.challenge-head{display:flex;align-items:center;gap:14px;padding:15px 0}.challenge-head>a{color:#36627f;text-decoration:none}.challenge-head>div{display:flex;flex:1;flex-direction:column}.challenge-head span{font-size:.72rem;color:var(--quest-muted)}.challenge-rule{display:flex;gap:8px;flex-wrap:wrap;padding:10px 14px;background:#edf6ff;border:1px solid #cbe2f5;border-radius:13px;color:#45657c;font-size:.78rem}.challenge-body{margin-top:15px;padding:clamp(18px,5vw,38px);background:#fff;border:1px solid var(--quest-line);border-radius:22px;box-shadow:0 10px 30px rgba(35,63,85,.08);text-align:center}.challenge-body h2{font-size:1.35rem}.challenge-text{font-size:clamp(1.5rem,5vw,2.4rem);font-weight:850;margin:8px;overflow-wrap:anywhere}.challenge-cn{color:var(--quest-muted)}.challenge-input,.assessment-item input{display:block;width:min(620px,100%);margin:15px auto;padding:14px 16px;border:2px solid #b8cddd;border-radius:13px;font:inherit;font-size:1.08rem}.challenge-input:focus,.assessment-item input:focus{outline:3px solid #cde8ff;border-color:var(--quest-blue)}.hint-box{min-height:24px;color:#745c18;font-size:.9rem;margin:6px}.challenge-feedback{margin:12px;padding:10px;border-radius:10px}.challenge-feedback.good{background:#e1f9ed;color:#08754d}.challenge-feedback.bad{background:#fff0ed;color:#9c3d31}
.passage-challenge{text-align:left}.passage-intro{padding-bottom:16px;border-bottom:1px solid var(--quest-line)}.passage-intro span{display:inline-block;padding:4px 9px;border-radius:99px;background:#ede8ff;color:#5e43ad;font-size:.72rem;font-weight:850}.passage-intro h2{margin:8px 0 2px}.passage-intro p{margin:0;color:var(--quest-muted)}.passage-script{margin:18px 0;padding:18px 20px;border:1px solid #dce5ec;border-radius:17px;background:#fbfdff}.passage-script h3{margin:0 0 12px;color:#294d68;font-size:.9rem}.passage-script p{position:relative;margin:0;padding:10px 8px 10px 42px;border-top:1px dashed #dce5ec;font-size:1.05rem;line-height:1.8}.passage-script p:first-of-type{border-top:0}.passage-script p:before{content:attr(data-line);position:absolute;left:7px;top:13px;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:#e8f2fb;color:#52728a;font-size:.68rem;font-weight:850}.passage-chinese{background:#fffaf0;border-color:#eadcb8}.passage-chinese p{color:#5f5139}.passage-chinese p:before{background:#f6e8bf;color:#795d22}.passage-tools{display:flex;gap:9px;flex-wrap:wrap}.passage-record-title{margin:22px 0 10px}.passage-challenge>.mic-btn{min-height:48px}
.matrix-list{display:grid;gap:10px}.matrix-item{min-width:0;padding:13px;background:#fff;border:1px solid var(--quest-line);border-radius:16px}.matrix-main{display:flex;align-items:center;gap:10px;min-width:0}.matrix-main>div{display:flex;min-width:0;flex:1;flex-direction:column}.matrix-main b,.matrix-main small{overflow-wrap:anywhere}.matrix-main small{color:var(--quest-muted)}.skill-dots{display:flex;gap:7px;flex-wrap:wrap;margin-top:9px}.skill-dot{font-size:.72rem;color:#617585}.skill-dot i{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:4px;background:#aebac3}.skill-dot.mastered i{background:var(--quest-green)}.skill-dot.verifying i{background:var(--quest-purple)}.skill-dot.practicing i{background:var(--quest-amber)}.skill-dot.lapsed i{background:var(--quest-red)}.matrix-actions{margin-top:8px}.matrix-actions a{font-size:.75rem;color:#2d6388;text-decoration:none}
.assessment-head{text-align:center;padding:25px}.assessment-head>span{color:var(--quest-red);font-weight:800}.assessment-head h1{margin:5px}.assessment-form{display:grid;gap:12px}.assessment-item{padding:18px;background:#fff;border:1px solid var(--quest-line);border-radius:17px}.assessment-item>span{font-size:.75rem;color:var(--quest-purple)}.assessment-item h3{margin:5px 0}.assessment-result{text-align:center;padding:50px 20px;background:#fff;border-radius:24px;border:1px solid var(--quest-line)}.result-icon{font-size:4rem}.result-score{font-size:2.5rem;font-weight:900;color:var(--quest-blue)}
.parent-tabs{display:flex;gap:6px;margin:10px 0}.parent-tabs button{flex:1;border:1px solid var(--quest-line);background:#fff;padding:9px;border-radius:10px}.parent-tabs button.active{background:var(--quest-navy);color:#fff}.parent-pane{min-height:80px}.weekly-card{padding:14px;background:#fff;border:1px solid var(--quest-line);border-radius:14px}
.learning-notice{position:fixed;bottom:12px;left:12px;right:12px;z-index:12000;padding:12px;background:#fff2d6;color:#573f16;border:1px solid #d5bd8d;border-radius:10px}.learning-score{padding:12px;border:1px solid #dae4d9;border-radius:12px;margin-top:10px}.learning-scroll{overflow-x:auto}.learning-table{width:100%;border-collapse:collapse}.learning-table td,.learning-table th{padding:8px;text-align:left;border-bottom:1px solid var(--quest-line)}
@media(max-width:600px){.learning-panel{padding-bottom:72px}.quest-hero{padding:19px}.quest-ring{width:78px;height:78px}.quest-stats{grid-template-columns:repeat(2,1fr)}.quest-road{padding-left:8px}.quest-road:before{left:17px}.quest-lane{margin-left:27px;padding:14px}.lane-marker{left:-35px}.quest-skill{display:none}.challenge-rule span{width:100%}.challenge-body{padding:18px 14px}.matrix-main{align-items:flex-start}.passage-script{padding:10px}.passage-script p{padding-left:36px;font-size:1rem}.passage-tools>*{flex:1}}
@media print{.learning-panel,.learning-notice,.quest-road,.quest-actions{display:none!important}}

/* Epoch 3 curriculum map */
.today-quest{padding:7px 12px;border-radius:12px;background:#1f2937;color:#fff;text-decoration:none;font-weight:800;font-size:.84rem}
.map-loading{display:grid;gap:12px}.map-loading>*{height:84px}.map-toolbar{position:sticky;top:52px;z-index:20;padding:12px;background:rgba(248,246,239,.94);border:1px solid var(--quest-line);border-radius:20px;backdrop-filter:blur(14px)}
.course-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.learning-panel .course-tab{border:0;background:#fff;color:#526170;font-weight:850}.learning-panel .course-tab.active{background:#2f6bff;color:#fff}.map-app-nce .course-tab.active{background:#238b57}.map-app-phonics .course-tab.active{background:#e97b19}
.map-book-row{display:flex;gap:7px;margin-top:10px;overflow-x:auto;padding-bottom:2px}.learning-panel .book-chip{flex:0 0 auto;min-height:36px;padding:6px 12px;border:1px solid var(--quest-line);background:#fff;color:#526170}.learning-panel .book-chip.active{border-color:currentColor;background:#17202d;color:#fff}
.map-summary{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;margin:14px 0;padding:13px 16px;background:#fff;border:1px solid var(--quest-line);border-radius:17px}.map-summary>div:first-child{display:flex;flex-direction:column}.map-summary span{font-size:.72rem;color:var(--quest-muted)}.map-summary b{font-size:1.2rem}.map-summary>a{color:#2d6388;font-weight:800;text-decoration:none}.map-progress{height:10px;background:#e7ebed;border-radius:99px;overflow:hidden}.map-progress i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#2f6bff,#7c5ce7)}
.lesson-map{position:relative;display:grid;gap:14px;padding:6px 0 20px 52px}.lesson-map::before{content:"";position:absolute;left:21px;top:10px;bottom:35px;width:6px;border-radius:10px;background:linear-gradient(#8fb4ff,#7c5ce7,#ffc463)}.lesson-node{position:relative}.map-step{position:absolute;left:-52px;top:20px;width:44px;height:44px;display:grid;place-items:center;border:5px solid var(--platform-bg,#f8f6ef);border-radius:50%;background:#6b7a89;color:#fff;font-weight:900;z-index:2}.lesson-node.state-mastered .map-step{background:#16865c}.lesson-node.state-verifying .map-step{background:#7957d5}.lesson-node.state-lapsed .map-step{background:#d64545}
.lesson-card{padding:16px;background:#fff;border:1px solid var(--quest-line);border-radius:20px;box-shadow:0 8px 22px rgba(31,41,55,.07)}.lesson-card>header{display:flex;justify-content:space-between;align-items:center;gap:12px}.lesson-card h3{margin:1px 0;font-size:1.05rem}.lesson-card header small{font-size:.7rem;color:var(--quest-muted);font-weight:800;text-transform:uppercase}
.lesson-categories{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}.category-row{min-width:0;border:1px solid #e2e7eb;border-radius:15px;background:#f9fbfc;overflow:hidden}.category-main{display:grid;grid-template-columns:auto 1fr;gap:7px;padding:10px;color:inherit;text-decoration:none}.category-main>span{font-size:1.3rem}.category-main>div{display:flex;flex-direction:column;min-width:0}.category-main small{font-size:.68rem;color:var(--quest-muted)}.category-main>i{grid-column:1/3;height:5px;background:#e5e9ec;border-radius:9px;overflow:hidden}.category-main>i em{display:block;height:100%;background:#2f6bff}.category-main>strong{grid-column:1/3;color:#2d6388;font-size:.72rem}.category-row.state-mastered{background:#effaf5;border-color:#a9dfc8}.category-row.state-mastered .category-main>i em{background:#16865c}.category-detail{width:100%;min-height:32px!important;border:0!important;border-top:1px solid #e2e7eb!important;border-radius:0!important;background:#fff!important;font-size:.72rem!important;color:#607282!important}.category-items{grid-column:1/-1;padding:8px}.category-items .matrix-item{box-shadow:none}
.map-empty,.queue-finish{padding:40px 22px;text-align:center;background:#fff;border:1px solid var(--quest-line);border-radius:22px}.queue-finish>div{font-size:4rem}.queue-finish a{margin:6px}.queue-finish h1{margin-bottom:4px}
@media(max-width:650px){.map-toolbar{top:50px}.course-tabs{gap:5px}.learning-panel .course-tab{padding:7px 3px;font-size:.82rem}.map-summary{grid-template-columns:auto 1fr}.map-summary>a{grid-column:1/-1;text-align:center}.lesson-map{padding-left:39px}.lesson-map::before{left:15px}.map-step{left:-39px;width:34px;height:34px;border-width:4px;font-size:.78rem}.lesson-categories{grid-template-columns:1fr}.category-main{grid-template-columns:auto 1fr auto;align-items:center}.category-main>i{grid-column:2/4}.category-main>strong{grid-column:3;grid-row:1;color:#2d6388}.category-main>div{grid-row:1}.category-main>span{grid-row:1}}
.rule-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;width:min(520px,100%);margin:15px auto}.challenge-body .rule-choice{min-height:48px;border:2px solid #d7e1e8;background:#fff;color:#233746;font-size:1.05rem}.challenge-body .rule-choice.selected{border-color:var(--quest-blue);background:#eaf3ff;color:#164f9b}.challenge-body .rule-choice:disabled{opacity:.72}
@media(max-width:420px){.rule-choices{grid-template-columns:1fr}}

/* ===== 2026-09 闯关 / 考核体验 ===== */
/* 主按钮：.learning-panel button{background:#fff} 更具体，会把渐变盖成白底白字，这里提权 */
.learning-panel .quest-primary,.learning-panel button.quest-primary{background:linear-gradient(135deg,var(--quest-blue),#6551c8);color:#fff!important;border:0;font-weight:800}
.learning-panel .quest-primary:disabled{opacity:.6}
.challenge-head .queue-skip{margin-left:auto;min-height:40px;padding:6px 12px;font-size:.85rem}
.queue-progress{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:6px 10px;padding:10px 14px;background:#edf6ff;border:1px solid #cbe2f5;border-radius:13px;color:#2d5876;font-size:.9rem}
.queue-progress .queue-count{font-weight:800}.queue-progress .queue-skill{justify-self:end;color:#5d7a90;font-size:.8rem}
.queue-progress i{grid-column:1/-1;height:8px;border-radius:99px;background:#d7e8f6;overflow:hidden}
.queue-progress em{display:block;height:100%;background:linear-gradient(90deg,#2878d0,#6551c8);border-radius:inherit;transition:width .3s ease}
.challenge-prompt{margin:4px 0 10px}
.challenge-tools{display:flex;justify-content:center;flex-wrap:wrap;gap:8px}
.challenge-tools button,.challenge-body .listen-button{min-height:44px}
.challenge-actions,.challenge-next{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:6px}
.challenge-actions .quest-primary,.challenge-next .quest-primary{min-width:160px;min-height:48px;font-size:1.02rem}
.challenge-feedback small{display:block;margin-top:4px;color:#7b5a52}
.challenge-diff{display:block;margin:8px 0 2px;font:800 1.5rem/1.3 "Segoe UI",system-ui,sans-serif;letter-spacing:.04em;overflow-wrap:anywhere}
.challenge-diff b.ok{color:#146c46}.challenge-diff b.bad{color:#c0321a;text-decoration:underline 3px}
.queue-summary .summary-stats{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin:14px 0}
.queue-summary .summary-stats span{padding:10px 4px;background:#f4f8fb;border-radius:12px;font-size:.78rem;color:#5d7386}
.queue-summary .summary-stats b{display:block;font-size:1.5rem;color:#1d3446}
.summary-wrong{text-align:left;margin:10px auto;max-width:560px}.summary-wrong h2{font-size:1rem}
.summary-wrong p,.result-wrong .wrong-row{margin:6px 0;padding:10px 12px;background:#fff7f5;border:1px solid #f4d6cf;border-radius:12px}
.summary-wrong small,.result-wrong small{display:block;color:#7c6a66}
.summary-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:10px}
.assessment-progress{position:sticky;top:calc(46px + 6px);z-index:5;display:grid;gap:6px;padding:10px 14px;margin-bottom:12px;background:rgba(255,255,255,.96);border:1px solid var(--quest-line);border-radius:14px;box-shadow:0 6px 16px rgba(35,63,85,.08)}
.assessment-progress i{height:8px;background:#e6edf3;border-radius:99px;overflow:hidden}.assessment-progress em{display:block;height:100%;background:var(--quest-green);transition:width .25s}
.assessment-submit{margin:16px 0 30px;text-align:center}.assessment-submit .quest-primary{min-width:220px;min-height:50px}
.assessment-item .listen-button{margin:6px 0}
.result-wrong{text-align:left;max-width:600px;margin:16px auto}.result-wrong h2{font-size:1.05rem}
.result-wrong .wrong-row span{font-size:.72rem;color:var(--quest-purple)}.result-wrong .wrong-row b{display:block;font-size:1.1rem}
.result-wrong .wrong-row em{display:block;font-style:normal;color:#9c3d31;font-size:.88rem}
@media(max-width:560px){.queue-summary .summary-stats{grid-template-columns:repeat(3,minmax(0,1fr))}.challenge-head{flex-wrap:wrap}.challenge-head .queue-skip{margin-left:0}}
/* .queue-finish>div 是给大号表情的 4rem，小结里的统计/错题/按钮区也是 div，要复位 */
.queue-summary>.summary-stats,.queue-summary>.summary-wrong,.queue-summary>.summary-actions{font-size:1rem}
.summary-wrong b{font-size:1.1rem}
/* ---- 掌握标准升级：超期待复查、单元考核、渐进背诵 ---- */
.state-stale{background:#fdebd3;color:#9a5a12}
.lesson-node.state-stale .map-step{background:#d9892b}
.skill-dot.stale i{background:#d9892b}
.category-row.state-stale{background:#fff8ef;border-color:#f1cf9f}
.rules-banner{margin:0 0 14px;padding:12px 16px;border:1px solid #f1cf9f;border-radius:15px;background:#fff8ef;color:#5b3b10}
.rules-banner>b{display:block;margin-bottom:4px}.rules-banner p{margin:0 0 8px;font-size:.92rem;line-height:1.6}
.unit-row{border-style:dashed;background:#f7f5ff}
.unit-row.state-ready,.unit-row.state-retest_due{border-color:#b7a6ee;background:#f1edff}
.unit-row.state-retest_due strong{color:#a43d2f}
.unit-row.state-passed{border-style:solid;background:#effaf5;border-color:#a9dfc8}
.unit-row.state-passed .category-main>i em{background:#16865c}
.unit-row.state-locked{opacity:.85}
.due-start{display:inline-block;margin:4px 0 6px;text-decoration:none}
.unit-parts .unit-part button{margin-top:8px}
.unit-missing ul{margin:6px 0 10px 1.2em;padding:0;color:#4a5b68;font-size:.92rem}
.recite-levels{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0 8px}
.recite-level{border:1px solid #d5dde3;background:#fff;border-radius:99px;padding:6px 12px;font:inherit;font-size:.88rem;cursor:pointer}
.recite-level.active{background:#7957d5;border-color:#7957d5;color:#fff}
.recite-tip{margin:4px 0 10px;color:#5b6b78;font-size:.9rem}
.recite-hint.active{background:#7957d5;border-color:#7957d5;color:#fff}
.recite-initials{font-family:ui-monospace,Consolas,monospace;letter-spacing:.04em;color:#3b2d73}
.recite-mics{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.recite-segment{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.recite-segment>b{flex-basis:100%;font-size:.88rem;color:#4a5b68}
/* ---- 一课一清（epoch 5）：整课闯关、下一课、阶段考核、顽固项重学、听读热身 ---- */
.lesson-go{grid-column:1/-1;justify-content:flex-start!important;min-height:40px!important;font-size:.9rem}
.lesson-node.is-next .lesson-card{border-color:#7fb2e6;box-shadow:0 0 0 3px #d9ecff,0 8px 22px rgba(31,41,55,.07)}
.next-badge{color:#2878d0;text-transform:none}
.stage-node .lesson-card{background:#fbf9ff;border-style:dashed;border-color:#c9bdf2}
.stage-node .lesson-categories{grid-template-columns:1fr}
.next-lesson{justify-content:flex-start!important;text-align:left;margin:2px 0}
.relearn-card{max-width:620px;margin:0 auto}
.relearn-kicker{display:inline-block;padding:4px 10px;border-radius:99px;background:#fdebd3;color:#9a5a12;font-size:.78rem;font-weight:850}
.warmup{text-align:left}.warmup h2{margin:0 0 4px}.warmup h3{margin:18px 0 8px;font-size:.95rem;color:#294d68}
.warmup-line{display:flex;flex-direction:column;gap:2px;margin:0;padding:10px 12px;border-top:1px dashed #dce5ec;cursor:pointer;border-radius:10px}
.warmup-line b{font-size:1.05rem;font-weight:700}.warmup-line small{color:var(--quest-muted)}
.warmup-line:hover,.warmup-line.playing{background:#eef7ff}
.warmup-words{display:flex;flex-wrap:wrap;gap:6px}
.warmup-word{min-height:36px!important;padding:5px 10px!important;border-radius:99px!important;font-size:.88rem}
.warmup .summary-actions{margin-top:18px;text-align:center}
@media(max-width:600px){.lesson-go{font-size:.84rem}}
/* 自然拼读题面（phonics-ui.js）：高亮字母组合、例词拆分块、音块格提示、逐组合对错 */
.ph-stage{margin:10px auto 4px}.ph-grapheme{font-size:clamp(2.2rem,9vw,3.4rem);font-weight:900;color:var(--quest-navy);letter-spacing:.04em}.ph-in{font-size:1.15rem;color:var(--quest-muted)}.ph-word{font-size:clamp(1.6rem,6vw,2.3rem);font-weight:800;color:var(--quest-ink);letter-spacing:.03em}.ph-word .ph-focus{color:#c2410c;text-decoration:underline 3px;text-underline-offset:5px}
.ph-listen{min-height:44px;margin:8px 4px;padding:8px 16px;border-radius:12px;border:1px solid #b8cbda;background:#fff;color:#295775;font:inherit;cursor:pointer}.ph-spelling .ph-listen{font-size:1.25rem;padding:14px 24px}
.ph-chips{display:inline-flex;flex-wrap:wrap;justify-content:center;gap:4px;margin:8px auto}.ph-chips span{min-width:1.6em;padding:5px 8px;border-radius:9px;background:#eef4f8;border:1px solid #d3e0ea;font-weight:800;font-size:1.2rem;color:var(--quest-ink)}.ph-chips span.hot{background:#fff1e6;border-color:#f5b98a;color:#c2410c}.ph-diff span.ok{background:#e1f9ed;border-color:#9fdcbf;color:#08754d}.ph-diff span.bad{background:#fff0ed;border-color:#f0aa9f;color:#b4382a}.ph-diff-note{display:block;margin:6px 0}
.ph-reveal{margin-top:10px;color:var(--quest-ink)}.ph-reveal p{margin:6px 0;font-size:.92rem}.ph-boxes{display:inline-flex;gap:5px;margin-left:6px;vertical-align:middle}.ph-box{display:inline-block;height:1.8em;line-height:1.8em;border:2px solid #d9b85a;border-radius:7px;background:#fffbea;font-weight:800;color:#6b5210;text-align:center}
.challenge-body .rule-choice.answer{border-color:var(--quest-green);background:#e1f9ed;color:#08754d}
/* hidden 属性要压过 .challenge-input 等的 display:block（触屏音标题、拼读规则题只点选，不该露出输入框和提交键） */
.challenge-body [hidden],.assessment-item [hidden],.correction-box [hidden]{display:none!important}