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12px}.review-options{list-style:none;padding:0;display:grid;gap:9px;margin:0}.review-options li{display:flex;align-items:center;gap:12px;background:#f7f8f5;padding:12px 15px;border-radius:7px;font-size:12px}.review-options li.is-correct{background:#eef6eb;color:#416f3d}.review-options li.is-incorrect{background:#fbf0ed;color:#9d5c48}.review-options small{display:block;color:var(--muted);font-size:9px;margin-top:4px}.session-list{padding:0;overflow:hidden}.history-row{display:flex;justify-content:space-between;align-items:center;padding:23px 26px;text-decoration:none;gap:25px}.history-row+.history-row{border-top:1px solid var(--line)}.history-row:hover{background:#fbfcf9}.history-row strong{font-size:13px;font-weight:600;display:block}.history-row span{display:block;font-size:11px;color:var(--muted);margin-top:4px}.history-row>div:last-child{text-align:right}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:12px}th{text-align:left;font-size:10px;text-transform:uppercase;letter-spacing:.7px;color:var(--muted);font-weight:600}th,td{padding:13px 14px;border-bottom:1px solid var(--line);vertical-align:top}th:first-child,td:first-child{padding-left:0}td a{white-space:nowrap}.list-row{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid var(--line);padding:17px 0;font-size:12px}.list-row form{margin:0}.list-row strong{font-size:13px}.stack{display:grid;gap:3px}.card form>p{margin-bottom:17px}.card form>p>label{color:var(--text)}.card ul{font-size:13px}.card pre{overflow:auto;font-size:11px;background:#f6f7f3;padding:16px;border-radius:8px}input[type=checkbox],input[type=radio]{accent-color:var(--accent)}
[hidden]{display:none!important}
@media(min-width:1200px){.nav{gap:16px;font-size:11px}}
@media(max-width:1000px){.topbar>.shell{align-items:flex-start;padding-top:12px;padding-bottom:10px;flex-direction:column;gap:10px}.nav{justify-content:flex-start;gap:18px}.selection-layout{grid-template-columns:minmax(0,1fr) 300px;gap:18px}.subject-card{padding:14px 18px;gap:12px}.subject-score{gap:11px}.overview>div{padding:16px 20px}.brand{font-size:17px}.site-footer{font-size:10px}}
@media(max-width:720px){.shell{padding-left:20px;padding-right:20px}.container{padding-top:16px;padding-bottom:26px}.page-heading{align-items:flex-start;gap:17px;margin-bottom:23px}.page-heading>.button{padding:9px 13px;font-size:10px;min-height:39px}.page-heading>.button span{display:none}.page-heading h1{font-size:29px}.page-heading .muted{font-size:12px}.eyebrow{font-size:9px;margin-bottom:9px}.overview{grid-template-columns:1fr 1fr;margin-bottom:27px}.overview>div{padding:19px 21px}.overview-main{grid-column:span 2;border-bottom:1px solid var(--line);flex-flow:row wrap!important;align-items:baseline!important;gap:7px 15px}.overview-main .metric-label{flex:1 1 100%;margin-bottom:0}.overview-main .large-score{margin-bottom:0}.overview>div:nth-child(2){border-left:0}.overview-detail>strong{font-size:25px}.overview-detail>.muted{font-size:10px}.large-score{font-size:44px}.metric-label{font-size:10px}.subject-grid{grid-template-columns:1fr;gap:11px}.subject-card{padding:19px 18px}.subject-icon{width:40px;height:40px;font-size:14px}.subject-info h3{font-size:15px}.subject-info p{font-size:10px}.subject-score{gap:20px}.page-footnote{display:block;font-size:10px;line-height:1.7}.page-footnote>a{display:inline-block;margin-top:13px}.selection-layout{grid-template-columns:1fr;gap:20px}.session-settings{position:static}.book-heading{padding:20px}.chapter-row{padding:16px 20px}.book-footer{padding:12px 20px}.mode-options{grid-template-columns:1fr}.compact-score strong{font-size:25px}.compact-score span{font-size:10px}.question-card{padding:24px 20px}.question-stem{font-size:21px}.question-top{margin-bottom:21px}.answer-option{padding:13px 12px;gap:10px;font-size:12px}.answer-option .option-letter{display:none}.question-navigation .button{font-size:11px;padding:10px 15px}.session-footer{display:block;font-size:9px}.session-footer>span{display:block;margin-top:10px}.site-footer{flex-direction:column;gap:5px;padding-top:18px}.confirm-card{margin:12px auto;padding:25px 22px}.confirm-card h1{font-size:25px}.confirm-card .button-row{align-items:stretch;flex-direction:column}.confirm-card .button-row form>.button{width:100%}.review-item>summary{padding:17px 16px;gap:9px;font-size:12px}.review-number{width:14px}.result-tag{font-size:9px;padding:3px 6px}.review-content{padding:20px}.chapter-results{padding:21px}.chapter-results>div{align-items:flex-start;font-size:11px}.history-row{padding:20px;gap:15px}.history-row strong{font-size:12px}.history-row span{font-size:10px}.nav{font-size:10px;gap:10px 15px}.nav .link-button{font-size:10px!important}.topbar>.shell{padding-top:15px;padding-bottom:15px;gap:13px}.brand-icon{width:31px;height:31px;flex-basis:31px;font-size:19px}.brand{font-size:16px}.empty-state{padding:38px 22px}.list-row{align-items:flex-start;gap:12px;flex-wrap:wrap}.card{padding:23px}.narrow{padding:26px;margin:12px auto}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* Compact practice layout: readable type, less empty space, navigation in reach. */
.practice-page .container{padding-top:14px;padding-bottom:112px;min-height:calc(100vh - 60px)}
.practice-page .site-footer{display:none}
.practice-wrap.with-media{max-width:1180px}
.question-stem-text p{margin:0 0 6px}
.question-stem-text p:last-child{margin-bottom:0}
.question-body.has-media{display:grid;grid-template-columns:minmax(260px,.9fr) minmax(0,1.1fr);gap:20px;align-items:start}
.question-figure{margin:0;text-align:center;min-width:0}
.question-figure a{display:inline-block;max-width:100%;text-decoration:none}
.question-figure .question-media{margin:4px auto;max-height:400px}
.question-figure figcaption{font-size:12px;color:var(--muted);margin-top:2px}
.question-response{min-width:0}
.question-report{margin:6px 0 0}
.practice-dock{position:fixed;left:0;right:0;bottom:0;z-index:30;background:#fffffff5;border-top:1px solid var(--line);box-shadow:0 -3px 18px #173c3608;padding:8px 24px max(8px,env(safe-area-inset-bottom))}
.practice-dock-inner{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:5px 14px;align-items:center}
.dock-previous{justify-self:start}.dock-primary{justify-self:center}.dock-next{justify-self:end}
.practice-dock .button{min-height:44px;padding:8px 15px;font-size:14px}
.practice-dock .answer-submit{margin:0}
.dock-meta{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:11px;color:var(--muted);line-height:1.3}
.dock-meta a{font-size:12px;color:var(--muted);padding:2px 0}
.prompt-help-panel{padding:15px 18px}
.prompt-help-panel h2{margin-bottom:6px}
.prompt-help-panel p{margin-bottom:9px}
.prompt-actions,.import-tools{display:flex;align-items:center;flex-wrap:wrap;gap:8px 14px;margin-top:8px}
.prompt-steps{font-size:14px;padding-left:22px;line-height:1.65}
.prompt-steps li+li{margin-top:5px}
textarea.prompt-text{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;line-height:1.55;width:100%;min-height:400px;resize:vertical}
@media(max-width:859px){.question-body.has-media{grid-template-columns:1fr;gap:12px}.question-figure .question-media{max-height:330px}}
@media(max-width:720px){.practice-page .container{padding-top:12px;padding-bottom:116px}.question-card{padding:16px;margin-top:10px}.question-card .eyebrow{margin-bottom:9px}.question-top{margin-bottom:8px}.question-stem{line-height:1.35;margin-bottom:10px}.answer-option{padding:8px 10px;min-height:44px;font-size:15px}.practice-dock{padding-left:14px;padding-right:14px}.practice-dock-inner{gap:5px 7px}.practice-dock .button{padding:8px 10px;font-size:13px;gap:6px}.dock-meta{font-size:10px}.dock-meta a{font-size:12px}.prompt-actions .button{min-height:42px}textarea.prompt-text{min-height:350px}}
@media(max-width:400px){.practice-dock .button{font-size:12px;padding:8px}.dock-meta>span{display:none}}
/* Question-bound explanation conversations. */
.tutor-wrap{max-width:880px;margin:0 auto}.tutor-page .container{padding-top:28px}.tutor-navigation{position:sticky;top:max(12px,env(safe-area-inset-top));z-index:40;width:fit-content;max-width:100%;margin-bottom:16px}.tutor-navigation .button{font-size:16px;min-height:48px;box-shadow:0 4px 16px #173c3626}.tutor-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:20px}.tutor-heading h1{font-size:30px;margin-bottom:8px}.tutor-heading .eyebrow{margin-bottom:7px}.tutor-heading p:last-child{font-size:14px;margin:0}.tutor-heading>.pill{white-space:nowrap;margin-top:4px}.tutor-context{padding:0;margin-bottom:18px;overflow:hidden}.tutor-context>summary{cursor:pointer;display:flex;align-items:center;gap:12px;padding:16px 20px;font-size:14px;font-weight:600;color:var(--ink);list-style:none}.tutor-context>summary::-webkit-details-marker{display:none}.tutor-context>summary:before{content:'+';font-size:20px;line-height:1;font-weight:450;color:var(--accent)}.tutor-context[open]>summary:before{content:'−'}.tutor-context>summary>span{margin-left:auto;font-size:11px;font-weight:450;color:var(--muted)}.tutor-context>div{padding:18px 22px;border-top:1px solid var(--line);font-size:15px;line-height:1.7}.tutor-context h2{font-size:16px;letter-spacing:0;margin:20px 0 10px}.tutor-context .tutor-stem{font-weight:550;margin:0}.tutor-conversation{padding:22px}.tutor-empty{padding:10px 0 20px}.tutor-empty h2{font-size:19px;margin-bottom:9px}.tutor-empty p{font-size:14px;color:var(--muted);margin:0}.tutor-turns{display:grid;gap:23px;margin-bottom:22px}.tutor-turn{scroll-margin-top:18px}.tutor-message{font-size:16px;line-height:1.7;padding:15px 18px;border-radius:10px;overflow-wrap:anywhere}.tutor-message p:last-child{margin-bottom:0}.tutor-message-user{background:#f0f5ed;margin-left:58px;margin-bottom:11px}.tutor-message-answer{background:#fafbf8;border:1px solid var(--line);margin-right:25px}.tutor-message .tutor-message-label{font-size:10px;letter-spacing:1px;text-transform:uppercase;font-weight:700;color:var(--muted);margin:0 0 8px;line-height:1.4}.tutor-decision{display:inline-block;color:var(--muted);font-size:11px;margin-top:10px}.tutor-limits{display:flex;align-items:center;gap:10px 24px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:17px;margin-bottom:16px;font-size:12px;color:var(--muted)}.tutor-limits strong{color:var(--ink);font-weight:650}.tutor-compose>label{display:block;font-size:14px;font-weight:600;margin-bottom:9px}.tutor-compose textarea{font-size:16px;line-height:1.5;min-height:100px;max-height:300px;resize:vertical}.tutor-compose-footer{display:flex;justify-content:space-between;gap:14px;font-size:11px;color:var(--muted);margin:6px 0 15px}.tutor-compose-footer output{white-space:nowrap}.tutor-compose>button{font-size:13px;min-height:44px}.tutor-compose .tutor-pending{font-size:12px;color:var(--muted);margin:12px 0 0}.tutor-unavailable{padding:15px 17px;border:1px solid #dce5d8;border-radius:8px;background:#f3f7f0;font-size:14px}.tutor-unavailable strong{font-size:14px;font-weight:600}.tutor-unavailable p{margin:6px 0 0;color:var(--muted);font-size:13px;line-height:1.65}.tutor-privacy{font-size:11px;color:var(--muted);line-height:1.7;margin:17px 2px 0}.tutor-chat-link{margin:16px 0 0!important}.tutor-chat-link .button{font-size:12px}
@media(max-width:720px){.tutor-page .container{padding-top:20px}.tutor-heading h1{font-size:27px}.tutor-heading p:last-child{font-size:13px}.tutor-context>summary{padding:14px 16px;font-size:13px;gap:9px}.tutor-context>summary>span{font-size:10px}.tutor-context>div{padding:16px}.tutor-conversation{padding:17px}.tutor-message{padding:13px 14px;font-size:16px}.tutor-message-user{margin-left:20px}.tutor-message-answer{margin-right:0}.tutor-compose-footer{display:block;font-size:11px}.tutor-compose-footer output{display:block;margin-top:4px}.tutor-privacy{font-size:11px}.tutor-limits{gap:8px 18px}.tutor-heading .eyebrow{font-size:9px}}

/* Compact book and import lifecycle management. */
.bank-management small{display:block;color:var(--muted);font-size:11px;margin-top:3px}.bank-management td{vertical-align:top}.bank-management strong{font-weight:650}.import-version{overflow-wrap:anywhere;max-width:480px}.management-actions{display:flex;flex-direction:column;align-items:flex-start;gap:8px;white-space:nowrap}.management-actions a{padding:2px 0}.import-status{font-size:12px;font-weight:650}.import-status-current{color:var(--accent)}.import-status-replaced,.import-status-archived{color:var(--muted)}.management-archive{margin-top:18px;border-top:1px solid var(--line);padding-top:14px}.management-archive>summary{cursor:pointer;font-weight:650}.management-archive table{margin-top:12px}.bank-management form{margin:0}