.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.category-select{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:10px;white-space:nowrap}.category-select select,.training-form select,.rule-select select{background:white;border:1px solid #d4dccb;border-radius:8px;padding:11px 32px 11px 12px;color:var(--ink);font-size:12px;max-width:100%}
.sidebar nav{gap:2px}.sidebar nav a{min-height:43px;padding:11px 12px}.sidebar-note{display:none}.sidebar-course{margin-top:26px;margin-bottom:18px}.sidebar-bottom{padding-top:15px}
.small-caption{color:var(--muted);font-size:12px;line-height:1.8}.lesson-hero .hero-content{max-width:80%}.lesson-hero .hero-content h2{font-size:30px;max-width:360px}.lesson-hero .hero-art{opacity:.4;right:-80px}.topic-side-title{font-weight:600;font-size:15px;margin-top:20px;line-height:1.6}
.resume-banner{display:flex;align-items:center;justify-content:space-between;gap:16px;border:1px solid #d6d7be;border-radius:12px;padding:17px;background:#f0eedf}.resume-banner>div{display:flex;align-items:center;gap:12px}.resume-banner strong{display:block;font-size:12px}.resume-banner small{display:block;color:var(--muted);font-size:10px;line-height:1.7;margin-top:5px}.resume-banner .button{font-size:11px;min-height:40px;padding:11px 14px}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.quick-card{background:white;border:1px solid var(--line);border-radius:12px;display:block;padding:23px;position:relative;transition:transform .2s,box-shadow .2s}.quick-card:hover{transform:translateY(-3px);box-shadow:0 9px 24px #2935220b}.quick-card>.icon:first-child{color:#69815a;background:#eff3e9;width:39px;height:39px;padding:9px;border-radius:9px;margin-bottom:17px}.quick-card h3{font-size:15px}.quick-card p{font-size:11px;color:var(--muted);margin-top:8px;max-width:260px}.quick-card>.icon:last-child{position:absolute;right:18px;top:24px;width:16px;color:#73846a}.review-link{display:block}.review-link:hover{background:#e5e3d4}
.lesson-path{display:grid;gap:14px}.topic-card{display:flex;align-items:center;gap:22px;border:1px solid var(--line);border-radius:12px;background:white;padding:22px 24px}.topic-order{width:43px;height:43px;border-radius:50%;display:grid;place-items:center;background:#eef2e6;color:#76896b;flex-shrink:0;font:16px monospace}.topic-complete .topic-order{background:#dcebd0;color:#416135}.topic-order .icon{width:22px}.topic-main{flex:1;min-width:0}.topic-main small{font-size:10px;color:var(--muted)}.topic-main h2{font-size:18px;line-height:1.5;margin-top:8px}.topic-main p{font-size:11px;color:var(--muted)}.topic-main .progress-track{max-width:390px}.topic-card .button{font-size:11px;flex-shrink:0}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:22px}.lesson-controls{display:flex;flex-direction:column;gap:18px}.lesson-controls .panel{position:relative}.lesson-controls .button{margin:16px 0;font-size:11px}.lesson-controls .reading-title{font-size:20px;margin-top:20px}.reading-title{font-size:24px;margin:20px 0 15px;line-height:1.5}.reading-subtitle{font-size:18px;margin:27px 0 15px}.lesson-focus{font-size:14px;line-height:1.9;color:#657259}.reading-card,.concept-card{border:1px solid #e0e5d7;background:#fafbf7;border-radius:9px;margin:10px 0;overflow:hidden}.reading-card summary,.concept-card summary{padding:17px;cursor:pointer;font-size:13px;font-weight:600;line-height:1.7;list-style:none;display:flex;gap:12px;align-items:flex-start}.reading-card summary:after,.concept-card summary:after{content:"+";margin-left:auto;font-size:18px;color:#80946c;flex-shrink:0}.reading-card[open] summary:after,.concept-card[open] summary:after{content:"−"}.reading-card summary>span,.concept-card summary>span{color:#839074;font-size:10px;flex-shrink:0;margin-top:3px}.reading-card p,.concept-card p{font-size:13px;line-height:1.9;padding:0 18px 18px;white-space:pre-line}.concept-card strong{display:block;font-size:13px;line-height:1.8;color:#426035;background:#eef4e7;padding:15px 18px;margin:0 14px 16px;border-radius:7px}.concept-card>img{max-width:calc(100% - 36px);max-height:280px;object-fit:contain;display:block;margin:0 auto 18px}.concept-cards{margin-top:18px}.reading-card .rule-image{display:inline-flex;background:white;border:1px solid var(--line);margin:0 0 15px 16px;padding:8px;border-radius:8px}.reading-card .rule-image img{max-width:130px;max-height:90px;object-fit:contain}
.ticket-intro{display:flex;align-items:center;gap:14px;background:#e9eee1;border-radius:10px;padding:18px 21px;margin-bottom:24px}.ticket-intro p{font-size:12px;color:#5b6a50}.ticket-intro .icon{color:#758b63}.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.bank-ticket{background:white;border:1px solid var(--line);border-radius:12px;text-align:left;padding:24px;transition:transform .25s,box-shadow .25s}.bank-ticket:hover{transform:translateY(-4px);box-shadow:0 8px 28px #2632200c}.bank-ticket>div{display:flex;align-items:center;justify-content:space-between;gap:10px}.bank-ticket>div>.icon{width:17px;color:#859475}.bank-ticket h2{font-size:26px;margin:27px 0 7px}.bank-ticket p{font-size:12px;color:var(--muted)}.bank-ticket small{font-size:10px;color:var(--muted);line-height:1.7;display:block}.bank-ticket .ticket-cta{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:#577146;border-top:1px solid var(--line);padding-top:17px;margin-top:20px}.ticket-cta .icon{width:15px}.ticket-done{border-color:#afc79b;background:#fbfdf8}
.training-form{display:grid;gap:20px;margin-top:24px}.training-form label{display:grid;gap:10px;font-size:12px;font-weight:600}.training-form select{width:100%;font-weight:400;font-size:13px;min-height:48px}.training-aside{display:flex;flex-direction:column;gap:20px}.training-aside .small-caption{font-size:11px;margin-top:17px}.training-aside .feature-block .button{font-size:12px}.training-aside .quick-card{background:#fff}.training-form .button{font-size:13px}.large-panel>h2{font-size:24px}
.rules-toolbar{display:grid;grid-template-columns:minmax(150px,1fr) minmax(150px,1.1fr) auto auto;gap:10px;align-items:stretch;margin-bottom:18px}.rules-toolbar .search-field{max-width:none}.rule-select select{width:100%;height:100%;min-height:45px}.rules-toolbar .button{font-size:11px;padding:12px 17px}.rules-list{display:grid;gap:17px;margin-top:22px}.rule-item{border:1px solid var(--line);border-radius:11px;padding:25px;background:white;scroll-margin-top:20px}.rule-item>div:first-child{display:flex;align-items:center;gap:12px;margin-bottom:17px}.rule-item small{font-size:10px;color:var(--muted);line-height:1.7}.rule-item p{font-size:14px;line-height:1.95;white-space:pre-line}.rule-images{display:flex;gap:13px;flex-wrap:wrap;margin-top:18px}.rule-images button{width:150px;background:#f4f6ee;border:1px solid var(--line);border-radius:8px;padding:12px;display:flex;flex-direction:column;align-items:center;gap:10px}.rule-images img{max-width:120px;height:90px;object-fit:contain}.rule-images span{font-size:9px;color:var(--muted);line-height:1.7}.rule-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.rule-links button{border-bottom:1px solid #c6d4bc;font-size:11px;color:#5f7950;display:flex;align-items:center;gap:6px;padding:5px}.rule-links .icon{width:13px}.pagination{display:flex;align-items:center;justify-content:center;gap:20px;margin:25px 0;font-size:12px}.pagination .button{font-size:11px}.pagination button:disabled{opacity:.4;cursor:default}
.sign-art>img{max-width:110px;max-height:94px;object-fit:contain;transition:transform .3s;filter:drop-shadow(1px 4px 3px #35402b18)}.sign-card:hover .sign-art>img{transform:scale(1.08)}.dialog-art>img{max-width:135px;max-height:130px;object-fit:contain}.sign-card-body strong{min-height:60px}.load-more{display:flex;justify-content:center;margin:24px 0}.filter-bar .rule-select{min-width:180px;max-width:260px}.zoom-image{display:block;max-width:100%;max-height:70vh;object-fit:contain;margin:22px auto 0}.image-dialog{width:min(850px,calc(100% - 24px));padding:25px}.image-dialog h2{font-size:16px;padding-right:25px}.dialog-actions{display:grid;gap:10px;margin-top:20px}.dialog-actions .button{margin:0}.dialog-actions .text-button{justify-content:center}
.session-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:18px}.session-heading strong{font-size:15px;line-height:1.6}.session-heading>span{font-size:11px;color:var(--muted);white-space:nowrap}.question-navigator{display:flex;flex-wrap:wrap;gap:6px;max-height:130px;overflow:auto;padding:4px 3px 14px;margin-bottom:12px;scrollbar-width:thin}.question-navigator button{width:31px;height:30px;border:1px solid #d5dccb;background:white;border-radius:5px;font-size:10px;flex-shrink:0}.question-navigator button[aria-current=step]{outline:2px solid #4e6541;outline-offset:1px;font-weight:800}.question-navigator .q-correct{background:#dfecd4;border-color:#a7c090;color:#38552b}.question-navigator .q-wrong{background:#f8dfd1;border-color:#d5a089;color:#8a4328}.question-navigator .answered{background:#dde5d8;border-color:#98ac88;color:#425734}.bank-question-image{background:#eef1e7;border:1px solid var(--line);border-radius:9px;padding:15px;display:flex;flex-direction:column;align-items:center;gap:8px;width:100%;margin:20px 0}.bank-question-image img{max-width:100%;max-height:320px;object-fit:contain;background:white}.bank-question-image small{font-size:10px;color:var(--muted)}.question-panel h1{font-size:23px;line-height:1.6;white-space:pre-line}.answer>span:nth-child(2){white-space:pre-line}.question-meta>span:first-child{max-width:85%;line-height:1.8}.answer.selected-answer{border-color:#93a881;background:#e8efdf}.answer.selected-answer>.icon{color:#647e50}.answer-feedback p{white-space:pre-line}.question-actions{display:flex;gap:8px}.question-actions button:disabled{opacity:.4;cursor:default}.exam-note{margin-top:20px;background:#edf1e6;padding:14px 17px;border-radius:8px;font-size:12px;color:#617052}.finish-row{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:20px}.finish-row>.small-caption{max-width:440px;font-size:11px}.finish-row .text-button{color:#986a45;white-space:nowrap}.result-topic{max-width:440px;margin:25px auto;text-align:left}.result-topic strong{font-size:13px}.result-topic>span{font-size:11px;color:var(--muted)}.result-actions .button{font-size:12px}.result-review{display:grid;gap:12px}.result-answer{border:1px solid var(--line);border-radius:10px;background:white;overflow:hidden}.result-answer summary{display:flex;align-items:flex-start;gap:12px;padding:18px;cursor:pointer;font-size:13px;line-height:1.7;list-style:none}.result-answer summary>span{color:#759563;flex-shrink:0}.result-answer summary small{margin-left:auto;white-space:nowrap;font-size:10px;color:var(--muted)}.result-answer.result-wrong summary>span{color:#c18a67}.result-answer>p{padding:0 22px 17px;font-size:13px;line-height:1.9;white-space:pre-line}.result-answer>img{max-width:calc(100% - 44px);max-height:250px;display:block;object-fit:contain;margin:0 auto 22px}.history-list{display:grid;gap:10px}.history-list button:disabled{cursor:default}
@media(max-width:1170px){.lesson-layout{grid-template-columns:minmax(0,1fr) 235px}.topic-card{gap:15px;padding:20px}.topic-card .button{padding:11px 14px}.rules-toolbar{grid-template-columns:1fr 1fr}.rules-toolbar .button{max-width:160px}.ticket-grid{gap:12px}.bank-ticket{padding:20px}.topic-main h2{font-size:16px}.lesson-controls .panel{padding:20px}.lesson-controls .reading-title{font-size:18px}.training-aside .feature-block{padding:23px}}
@media(max-width:980px){.lesson-layout{grid-template-columns:1fr}.lesson-controls{display:grid;grid-template-columns:1fr 1fr}.ticket-grid{grid-template-columns:1fr 1fr}.topic-card{flex-wrap:wrap}.topic-main{flex-basis:calc(100% - 80px)}.topic-card .button{margin-left:58px}.lesson-controls .panel{height:max-content}.lesson-hero .hero-content{max-width:85%}.filter-bar .rule-select{max-width:none}.rules-toolbar{grid-template-columns:1fr 1fr}.rules-toolbar .rule-select select{font-size:11px}}
@media(max-width:760px){.sidebar{display:none}.category-select{font-size:10px;flex-direction:column;align-items:flex-start;gap:4px}.category-select select{font-size:11px;padding:9px 20px 9px 10px}.page-heading{align-items:center}.page-heading h1{font-size:25px}.resume-banner{align-items:flex-start;flex-direction:column}.resume-banner .button{width:100%}.quick-card{padding:19px}.quick-card h3{font-size:13px}.quick-card p{font-size:10px}.quick-grid{gap:12px}.topic-order{width:35px;height:35px;font-size:12px}.topic-card{padding:19px;gap:12px}.topic-main{flex-basis:calc(100% - 65px)}.topic-main h2{font-size:16px}.topic-card .button{margin-left:46px;font-size:11px}.reading-title{font-size:22px}.reading-card summary,.concept-card summary{font-size:12px}.lesson-controls .small-caption{font-size:11px}.rules-toolbar .search-field{grid-column:1/-1}.rules-toolbar .rule-select{grid-column:1/-1}.rules-toolbar .button{max-width:none}.rule-item{padding:21px}.rule-item p{font-size:13px}.rule-item small{font-size:9px}.rule-images button{width:125px}.rule-images img{max-width:100px;height:75px}.session-heading strong{font-size:13px}.session-heading>span{font-size:10px}.question-panel h1{font-size:20px}.question-meta{font-size:9px}.bank-question-image{padding:10px}.answer{font-size:12px}.result-answer summary{font-size:12px;padding:17px 14px;gap:8px}.result-answer summary small{font-size:9px}.result-answer>p{font-size:12px;padding:0 18px 16px}.finish-row{align-items:flex-start}.finish-row .small-caption{font-size:10px}.finish-row .text-button{font-size:10px}.image-dialog{padding:20px}.mobile-nav a{font-size:9px}}
@media(max-width:480px){.lesson-hero .hero-content{max-width:100%}.lesson-hero .hero-content h2{font-size:27px;max-width:275px;line-height:1.35}.lesson-hero .hero-art{opacity:.22}.page-heading h1{font-size:23px}.page-heading .category-select{max-width:90px}.topic-main h2{font-size:14px}.topic-main p{font-size:10px}.topic-main small{font-size:9px}.topic-card .button{width:calc(100% - 46px)}.lesson-controls{grid-template-columns:1fr}.ticket-grid{gap:10px}.bank-ticket{padding:16px}.bank-ticket h2{font-size:22px;margin-top:20px}.bank-ticket p{font-size:11px}.bank-ticket small{font-size:9px}.ticket-cta{font-size:10px!important}.ticket-intro{padding:16px}.ticket-intro p{font-size:11px}.ticket-intro .icon{display:none}.quick-card{padding:17px}.quick-card h3{font-size:12px}.quick-card p{font-size:9px}.quick-card>.icon:first-child{width:34px;height:34px;padding:7px}.concept-card p,.reading-card p{font-size:12px;padding:0 15px 16px}.concept-card strong{font-size:12px;margin:0 10px 15px;padding:13px}.concept-card summary,.reading-card summary{padding:15px;font-size:11px}.rule-item>div:first-child{align-items:flex-start;flex-direction:column;gap:9px}.rule-images{gap:10px}.rule-images button{width:calc(50% - 5px)}.rule-images img{max-width:100%}.rule-item p{font-size:12px;line-height:1.95}.pagination{gap:12px;font-size:11px}.pagination .button{padding:11px 14px;font-size:10px}.sign-art>img{max-height:72px;max-width:95px}.sign-card-body strong{min-height:65px;font-size:11px}.session-heading{align-items:flex-start}.session-heading strong{font-size:12px}.question-navigator button{width:27px;height:27px;font-size:9px}.question-panel h1{font-size:18px}.answer{font-size:12px;line-height:1.75}.answer-feedback p{font-size:12px}.question-footer{align-items:flex-start;flex-wrap:wrap}.question-footer small{max-width:none}.question-actions{margin-left:auto}.question-actions .button{font-size:11px}.result-answer summary small{display:none}.result-panel{padding:28px 20px}.result-actions{flex-direction:column}.result-actions .button{width:100%}.resume-banner small{overflow-wrap:anywhere}.profile-cover h2{font-size:22px}.history-list .ticket-row{padding:16px 14px;gap:10px}.history-list .ticket-row strong{font-size:12px}.history-list .ticket-row small{font-size:10px}.filter-bar .rule-select{width:100%}.dialog-actions .button{font-size:12px}.training-form select{font-size:12px}.source-card p{font-size:12px}}