:root{font-family:Microsoft YaHei,PingFang SC,Noto Sans CJK SC,system-ui,sans-serif;color:#172b47;background:#edf2f7;font-synthesis:none;text-rendering:optimizeLegibility;--sat-blue: #2463b3;--sat-blue-dark: #194e94;--sat-ink: #172b47;--sat-muted: #52657c;--sat-line: #d4dee9;--sat-green: #247657}*{box-sizing:border-box}body{margin:0}.satellite-shell,.sat-shell{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.satellite-shell h1,.satellite-shell h2,.satellite-shell h3,.satellite-shell h4{margin:0;color:var(--sat-ink);line-height:1.4}.satellite-shell h1{font-size:clamp(24px,2.5vw,32px);font-weight:700}.satellite-shell h2{font-size:21px;font-weight:650}.satellite-shell h3{font-size:17px;font-weight:600}.satellite-shell h4{font-size:15px;font-weight:650}.satellite-shell p{line-height:1.7;margin:8px 0;overflow-wrap:anywhere}.satellite-shell button,.satellite-shell input,.satellite-shell textarea,.satellite-shell select{font:inherit}.satellite-shell button,.sat-button{min-height:44px;padding:10px 17px;border:1px solid var(--sat-blue);border-radius:5px;background:var(--sat-blue);color:#fff;line-height:1.4;font-size:15px;font-weight:600;cursor:pointer;touch-action:manipulation}.satellite-shell button:hover:not(:disabled),.sat-button-primary:hover:not(:disabled){background:var(--sat-blue-dark);border-color:var(--sat-blue-dark)}.satellite-shell button:disabled{cursor:not-allowed;opacity:.58}.satellite-shell .quiet-button,.satellite-shell .sat-button-secondary{background:#fff;color:var(--sat-blue);border-color:#b6c9df}.satellite-shell .quiet-button:hover:not(:disabled),.satellite-shell .sat-button-secondary:hover:not(:disabled){background:#edf4fc;border-color:var(--sat-blue)}.satellite-shell .sat-button-text{background:transparent;color:var(--sat-blue);border-color:transparent;padding-left:0;padding-right:0}.satellite-shell .sat-button-text:hover:not(:disabled){background:transparent;border-color:transparent;text-decoration:underline}.satellite-shell :focus-visible{outline:3px solid #2463b3;outline-offset:3px}.satellite-shell a{color:var(--sat-blue)}.satellite-shell input,.satellite-shell textarea,.satellite-shell select{max-width:100%;min-width:0;border:1px solid #a9bbce;border-radius:5px;background:#fff;color:var(--sat-ink);min-height:44px;padding:10px 12px;line-height:1.5}.satellite-shell input::placeholder,.satellite-shell textarea::placeholder{color:#6b7c91}.satellite-shell input:disabled,.satellite-shell textarea:disabled,.satellite-shell select:disabled{background:#f2f5f8;color:#52657c}.satellite-shell input[aria-invalid=true]{border-color:#a83632}.satellite-shell textarea{resize:vertical}.site-header,.sat-site-header{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:82px;padding:18px max(24px,calc((100vw - 1180px)/2));background:#fff;border-bottom:3px solid var(--sat-blue)}.brand,.sat-brand{text-decoration:none;font-size:27px;font-weight:750;display:flex;align-items:baseline;gap:16px;color:var(--sat-blue)}.brand span,.sat-brand span{color:var(--sat-ink);font-size:18px;font-weight:600}.satellite-shell>main,.sat-main{flex:1;width:min(1180px,calc(100% - 48px));margin:34px auto 48px;min-width:0}.site-footer{border-top:1px solid var(--sat-line);color:var(--sat-muted);text-align:center;padding:22px 24px;font-size:13px;line-height:1.7}.opening{width:min(740px,100%);margin:42px auto;background:#fff;padding:clamp(26px,5vw,54px);border-left:5px solid var(--sat-blue)}.opening h1{margin-bottom:24px}.opening p{max-width:60ch}.opening button{margin-top:16px}.section-note{color:var(--sat-blue);font-size:14px;margin:0 0 6px!important}.muted,.sat-muted,.sat-hint{color:var(--sat-muted)}.sat-hint{font-size:13px;line-height:1.6!important}.sat-small,.sat-support-ref{font-size:13px}.sat-support-ref{color:var(--sat-muted);word-break:break-all}.sat-panel{background:#fff;border:1px solid var(--sat-line);border-radius:8px}.notice,.sat-notice{padding:13px 17px;border-left:3px solid var(--sat-blue);background:#e7f0fb;color:var(--sat-ink);margin:16px 0;line-height:1.7;overflow-wrap:anywhere}.sat-notice p{margin:0}.sat-notice p+p{margin-top:5px}.notice.error,.sat-notice-error{border-color:#a83632;background:#fff0ef;color:#8e2c28}.sat-notice-warning{border-color:#9a671d;background:#fff5e4;color:#755014}.sat-status{display:inline-block;align-self:flex-start;padding:4px 8px;border-radius:4px;background:#edf2f7;color:#435775;font-size:13px;line-height:1.5}.sat-status-success{background:#e8f4ed;color:var(--sat-green)}.sat-status-warning{background:#fff1db;color:#825713}.sat-text-success{color:var(--sat-green)}.sat-field{display:flex;flex-direction:column;gap:8px;min-width:0}.sat-field label{font-size:14px;font-weight:600}.sat-auth{display:grid;grid-template-columns:1fr 1fr;width:min(880px,100%);margin:36px auto;overflow:hidden}.sat-auth-intro{padding:46px 36px;background:#f4f8fc}.sat-auth-intro p{max-width:25em;margin-top:22px}.sat-auth-form{padding:36px;display:flex;flex-direction:column;gap:21px}.sat-code-row{display:flex;gap:9px;min-width:0}.sat-code-row input{flex:1;width:0}.sat-code-row button{padding:10px 12px;white-space:nowrap;font-size:13px}.sat-auth-submit{width:100%}.sat-auth-form .sat-notice{margin:0}.sat-section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:24px}.sat-section-heading>div{min-width:0}.sat-expiry{font-size:13px;color:var(--sat-muted);text-align:right;flex-shrink:0}.sat-expiry strong{display:block;color:var(--sat-ink);font-weight:600}.sat-active-paper{display:flex;align-items:center;justify-content:space-between;gap:24px;border-left:4px solid var(--sat-blue);padding:24px;margin-bottom:24px}.sat-active-paper h2{margin-top:10px}.sat-active-paper>button{flex-shrink:0}.sat-library-body{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start;margin-bottom:24px}.sat-panel-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;padding:22px 24px;border-bottom:1px solid var(--sat-line)}.sat-panel-heading p{margin:0}.sat-rows{list-style:none;margin:0;padding:0}.sat-paper-row,.sat-history-row{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:23px 24px}.sat-paper-row+.sat-paper-row,.sat-history-row+.sat-history-row{border-top:1px solid var(--sat-line)}.sat-row-content{min-width:0}.sat-row-content h3{overflow-wrap:anywhere}.sat-row-content p{margin:5px 0 0}.sat-row-meta{font-size:13px;color:var(--sat-muted)}.sat-availability{font-size:13px;color:#755014}.sat-availability-ready{color:var(--sat-green)}.sat-paper-row button,.sat-history-row button{flex-shrink:0}.sat-empty{padding:28px 24px}.sat-activation{padding:24px}.sat-activation>p{font-size:13px;margin:12px 0 22px}.sat-activation form{display:flex;flex-direction:column;gap:15px}.sat-load-more{padding:12px 24px 24px}.attempt-workspace,.sat-workspace{background:#fff;border:1px solid var(--sat-line);border-radius:8px;overflow:hidden}.attempt-heading,.sat-workspace-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 30px;border-bottom:1px solid var(--sat-line)}.attempt-heading h1{font-size:clamp(22px,2.5vw,28px)}.clock-box{text-align:right;font-size:13px;color:var(--sat-muted);min-width:130px;flex-shrink:0}.clock-box strong{display:block;font-size:28px;color:var(--sat-blue);font-variant-numeric:tabular-nums;line-height:1.45;font-weight:700}.attempt-workspace>.notice{margin:18px 30px}.answer-toolbar,.sat-workspace-status{padding:13px 30px;display:flex;align-items:center;flex-wrap:wrap;gap:12px 24px;background:#f4f8fc;color:var(--sat-muted);font-size:13px}.answer-toolbar>span:first-child{color:var(--sat-ink);font-weight:600}.answer-toolbar button{min-height:36px;padding:7px 12px;font-size:13px}.sat-question{padding:28px 30px 32px;min-width:0}.sat-question-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.satellite-shell .sat-question-prompt{font-size:19px;font-weight:600;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere}.sat-question-context{background:#fafcff;border-left:3px solid #b6c9df;padding:18px 22px;margin:22px 0}.sat-question-context p{margin:0;white-space:pre-wrap}.sat-exam-text{font-family:Georgia,Times New Roman,Microsoft YaHei,serif;font-size:18px;line-height:1.8}.sat-preserve{white-space:pre-wrap;overflow-wrap:anywhere}.sat-question mark{background:#fff0a6;color:var(--sat-ink);border-bottom:2px solid #9a671d;padding:0 2px}.sat-choice-set{border:0;padding:0;margin:22px 0 0;min-width:0}.sat-choice-set legend{font-weight:600;font-size:14px;padding:0;margin-bottom:12px}.sat-choice{display:flex;align-items:baseline;gap:12px;border:1px solid var(--sat-line);border-radius:5px;padding:14px 16px;margin:10px 0;cursor:pointer}.sat-choice-selected{border-color:var(--sat-blue);background:#edf4fc}.sat-choice:has(input:focus-visible){outline:3px solid var(--sat-blue);outline-offset:3px}.sat-choice input{min-height:auto;width:18px;height:18px;flex-shrink:0;accent-color:var(--sat-blue)}.sat-choice-id{font-weight:650;flex-shrink:0}.sat-choice .sat-exam-text{min-width:0;overflow-wrap:anywhere}.sat-choice-set:disabled .sat-choice{cursor:default}.sat-fill-answer{margin-top:24px}.sat-fill-answer input{width:min(310px,100%);font-family:Georgia,serif;font-size:20px;letter-spacing:1px}.sat-word-bank{display:flex;gap:9px;flex-wrap:wrap;margin:18px 0 24px}.sat-word-piece{border:1px solid #a9bbce;border-radius:4px;padding:7px 11px;background:#f7faff;font-family:Georgia,Times New Roman,serif;font-size:17px;overflow-wrap:anywhere;max-width:100%}.sat-word-piece-used{color:var(--sat-muted);background:#edf2f7;border-color:var(--sat-line)}.sat-sentence-slots{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;list-style:none;padding:0;margin:0 0 12px}.sat-sentence-slots select{width:100%}.sat-writing-answer{margin-top:24px}.sat-writing-answer textarea{width:100%;min-height:290px;font-size:18px;padding:16px 18px}.sat-speaking-answer{margin-top:24px}.sat-record-status{display:flex;align-items:center;gap:12px;padding:15px 0;font-size:15px}.sat-record-time{font-variant-numeric:tabular-nums;color:var(--sat-muted)}.sat-record-indicator{width:10px;height:10px;flex-shrink:0;border-radius:50%;background:#ad3434}.sat-record-actions{display:flex;flex-wrap:wrap;gap:12px;margin:10px 0}.sat-playback,.attempt-workspace>audio{display:block;width:min(500px,100%);margin:20px 0}.attempt-workspace>audio{max-width:calc(100% - 60px);margin-left:30px}.workspace-actions,.sat-workspace-footer{display:flex;gap:12px;flex-wrap:wrap;border-top:1px solid var(--sat-line);padding:21px 30px}.workspace-actions>button:nth-child(3){margin-left:auto}.confirmation-backdrop,.sat-dialog-backdrop{position:fixed;inset:0;z-index:1000;background:#172b477a;display:flex;align-items:center;justify-content:center;padding:24px}.confirmation,.sat-dialog{width:min(520px,100%);max-height:calc(100dvh - 48px);overflow:auto;padding:28px;border:1px solid var(--sat-line);border-radius:8px;background:#fff;box-shadow:0 16px 50px #172b472e}dialog.confirmation{color:var(--sat-ink);margin:auto;width:min(520px,calc(100% - 40px))}dialog.confirmation::backdrop{background:#172b477a}.confirmation h2{margin-bottom:18px}.confirmation button{margin-top:14px;margin-right:10px}.sat-report-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.sat-report-summary{display:grid;grid-template-columns:minmax(230px,.8fr) minmax(0,1.2fr);margin-bottom:26px}.sat-report-summary>div{padding:25px 28px}.sat-report-summary>div+div{border-left:1px solid var(--sat-line)}.sat-report-summary p{font-size:14px}.sat-report-summary .sat-objective-number{margin-top:18px;font-size:18px;font-variant-numeric:tabular-nums}.sat-objective-number strong{font-size:30px;color:var(--sat-blue);font-weight:700}.sat-report-summary .sat-feedback-overview{margin-top:22px;font-weight:600;font-size:17px}.sat-objective-review{margin-bottom:28px}.sat-review-question+.sat-review-question{border-top:1px solid var(--sat-line)}.sat-review-question>summary{padding:18px 24px;display:flex;align-items:center;gap:14px;cursor:pointer;list-style:none}.sat-review-question>summary:before{content:"+";color:var(--sat-blue);font-size:22px;width:16px;flex-shrink:0;text-align:center}.sat-review-question[open]>summary:before{content:"−"}.sat-review-question>summary::-webkit-details-marker{display:none}.sat-review-index{color:var(--sat-muted);font-size:14px;flex-shrink:0}.sat-review-title{min-width:0;flex:1;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;line-height:1.7;overflow-wrap:anywhere}.sat-review-question>summary .sat-status{align-self:center;flex-shrink:0}.sat-review-body{padding:0 28px 26px}.sat-answer-comparison{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--sat-line);border-radius:4px;margin:20px 0}.sat-answer-comparison>div{padding:18px;min-width:0}.sat-answer-comparison>div+div{border-left:1px solid var(--sat-line);background:#f6faf8}.sat-answer-comparison h3,.sat-explanation h3{font-size:14px}.sat-answer-comparison .sat-exam-text{font-size:16px}.sat-explanation{margin-top:20px}.sat-subjective-review>h2{margin:0 0 20px}.sat-task-report{padding:26px 28px;margin-bottom:18px}.sat-task-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:18px}.sat-task-answer,.sat-task-reference{margin:18px 0;border-top:1px solid var(--sat-line);padding-top:16px}.sat-task-answer>summary,.sat-task-reference>summary{cursor:pointer;color:var(--sat-blue);font-size:14px;line-height:1.8}.sat-task-answer p,.sat-task-reference p{margin-top:16px}.sat-transcript,.sat-feedback-result{margin-top:20px;padding:18px 20px;background:#f4f8fc;border-left:3px solid #b6c9df}.sat-transcript p{margin-bottom:0}.sat-feedback-result{background:#f5faf7;border-color:#9dbfac}.sat-feedback-result>div{margin-top:18px}.sat-feedback-result ul{margin:9px 0 0;padding-left:22px}.sat-feedback-result li{line-height:1.8;margin:5px 0;overflow-wrap:anywhere;white-space:pre-wrap}@media(max-width:960px){.sat-library-body{grid-template-columns:minmax(0,1fr) 280px;gap:18px}.sat-auth-intro,.sat-auth-form{padding:30px 26px}.sat-report-summary{grid-template-columns:minmax(210px,.75fr) minmax(0,1.25fr)}}@media(max-width:680px){.site-header,.sat-site-header{min-height:72px;padding:14px 16px;gap:10px}.brand,.sat-brand{gap:10px;font-size:24px}.brand span,.sat-brand span{font-size:15px}.site-header .quiet-button{min-height:40px;padding:8px 10px;font-size:13px}.satellite-shell>main,.sat-main{width:calc(100% - 28px);margin:22px auto 32px}.opening{margin:24px 0;padding:26px 22px}.sat-auth{grid-template-columns:1fr;margin:20px 0}.sat-auth-intro{padding:28px 24px 22px}.sat-auth-intro p{margin-top:12px}.sat-auth-form{padding:24px}.sat-section-heading{flex-direction:column;gap:4px;margin-bottom:18px}.sat-expiry{text-align:left}.sat-expiry strong{display:inline;margin-left:5px}.sat-active-paper{flex-direction:column;align-items:flex-start;gap:12px;padding:21px}.sat-active-paper>button{width:100%}.sat-library-body{grid-template-columns:1fr;gap:18px}.sat-panel-heading{padding:19px 20px}.sat-paper-row,.sat-history-row{padding:20px;gap:14px}.sat-paper-row>button,.sat-history-row>button{padding:10px 11px;font-size:13px}.sat-activation{padding:20px}.sat-empty{padding:23px 20px}.attempt-heading,.sat-workspace-heading{padding:20px;align-items:flex-start;gap:14px}.attempt-heading h1{font-size:21px}.clock-box{min-width:94px;font-size:12px}.clock-box strong{font-size:25px}.attempt-workspace>.notice{margin:14px 18px}.answer-toolbar,.sat-workspace-status{padding:13px 20px;gap:9px 16px}.sat-question{padding:23px 20px}.satellite-shell .sat-question-prompt{font-size:17px}.sat-question-context{padding:15px 16px}.sat-exam-text{font-size:17px}.sat-choice{gap:9px;padding:13px 12px}.sat-sentence-slots{grid-template-columns:1fr;gap:14px}.sat-writing-answer textarea{padding:13px;font-size:17px}.sat-record-actions{gap:10px}.sat-record-actions button{flex:1 1 auto}.attempt-workspace>audio{max-width:calc(100% - 40px);margin-left:20px}.workspace-actions,.sat-workspace-footer{padding:18px 20px;gap:10px}.workspace-actions>button{flex:1 1 calc(50% - 10px);padding:10px 11px;font-size:13px}.workspace-actions>button:nth-child(3){margin-left:0}.sat-report-summary{grid-template-columns:1fr}.sat-report-summary>div{padding:22px}.sat-report-summary>div+div{border-left:0;border-top:1px solid var(--sat-line)}.sat-review-question>summary{gap:10px;padding:17px 18px}.sat-review-question>summary .sat-status{font-size:12px;padding:3px 6px}.sat-review-body{padding:0 20px 22px}.sat-answer-comparison{grid-template-columns:1fr}.sat-answer-comparison>div+div{border-left:0;border-top:1px solid var(--sat-line)}.sat-task-report{padding:22px 20px}.sat-transcript,.sat-feedback-result{padding:15px 16px}.confirmation-backdrop{padding:18px}.confirmation{padding:23px}}@media(max-width:380px){.brand{gap:7px;font-size:22px}.brand span{font-size:13px}.sat-code-row{flex-direction:column}.sat-code-row input{width:100%}.sat-paper-row,.sat-history-row{flex-direction:column;align-items:flex-start}.sat-paper-row>button,.sat-history-row>button{width:100%}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important}}
