:root{--ink:#262332;--muted:#716b7c;--paper:#faf9f6;--white:#fff;--purple:#5a2b88;--purple-dark:#382557;--lilac:#eee7f5;--green:#245f3b;--pale-green:#e5f0df;--line:#dedbe2;--red:#a63d38;--amber:#875b13;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #8e6bb0;outline-offset:4px}button{touch-action:manipulation}a{color:var(--purple)}.skip{position:fixed;top:-70px;left:20px;background:#fff;padding:12px;z-index:30}.skip:focus{top:10px}.site-header{height:94px;max-width:1440px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:0 56px;border-bottom:1px solid var(--line)}.wordmark{border:0;background:transparent;display:flex;align-items:center;text-align:left;gap:13px;color:var(--purple-dark);font-weight:700;font-size:15px;letter-spacing:.08em;padding:0}.brand-mark{font-family:Georgia,serif;font-style:italic;font-weight:400;font-size:39px;border-right:1px solid #a08bad;padding-right:15px}.wordmark-sub{display:block;font-size:11px;font-weight:400;letter-spacing:.12em;margin-top:6px}.header-actions{display:flex;align-items:center;gap:27px}.version{font-size:12px;color:var(--muted)}.text-button{border:0;background:transparent;color:var(--purple);padding:8px 0;font-size:13px}.site-footer{max-width:1328px;margin:40px auto 0;padding:22px 0 26px;border-top:1px solid var(--line);font-size:11px;letter-spacing:.04em;color:var(--muted);display:flex;justify-content:space-between}#main{max-width:1328px;margin:auto;min-height:calc(100dvh - 202px)}.intro{display:grid;grid-template-columns:1.25fr 1fr;gap:110px;padding:80px 24px 36px}.eyebrow{font-size:11px;letter-spacing:.16em;color:var(--purple);font-weight:650;margin:0 0 20px}.intro h1{font-size:clamp(39px,4.5vw,63px);line-height:1.24;letter-spacing:-.045em;font-weight:550;margin:0 0 27px}.intro h1 span{color:var(--purple)}.lead{font-size:16px;line-height:1.9;max-width:430px;color:var(--muted);margin:0 0 33px}.stats{display:flex;gap:36px;margin:35px 0}.stat strong{display:block;font-size:34px;line-height:1.1;font-weight:500;font-variant-numeric:tabular-nums}.stat span{font-size:12px;color:var(--muted);display:block;margin-top:10px}.intro-note{border-left:3px solid #a7c998;padding:1px 0 1px 16px;color:var(--muted);font-size:12px;line-height:1.8;margin-top:40px}.start-panel{padding-top:8px}.part-list{margin-bottom:27px;border-top:1px solid var(--line)}.part-row{display:grid;grid-template-columns:33px 1fr 70px;align-items:start;padding:21px 0;border-bottom:1px solid var(--line);gap:10px}.part-no{font-family:Georgia,serif;color:var(--purple);font-size:23px}.part-row h2{font-size:15px;line-height:1.6;font-weight:600;margin:0 0 6px}.part-row p{margin:0;color:var(--muted);font-size:12px;line-height:1.7}.part-weight{text-align:right;color:var(--purple);font-size:23px;font-weight:500;font-variant-numeric:tabular-nums}.part-weight small{display:block;color:var(--muted);font-size:11px;margin-top:5px}.mode-label{font-size:12px;margin:25px 0 10px}.segmented{display:grid;grid-template-columns:1fr 1fr;gap:8px}.mode-choice{border:1px solid var(--line);background:transparent;border-radius:5px;padding:12px 15px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}.mode-choice.selected{border-color:var(--green);background:var(--pale-green);color:var(--green)}.mode-dot{width:13px;height:13px;border:1px solid currentColor;border-radius:50%;display:block}.selected .mode-dot{background:var(--green);box-shadow:inset 0 0 0 3px var(--pale-green)}.primary,.secondary,.danger-button{border:1px solid transparent;border-radius:5px;padding:13px 24px;font-size:14px;font-weight:550;line-height:1.4}.primary{color:#fff;background:var(--purple-dark)}.primary:hover{background:var(--purple)}.secondary{background:var(--white);border-color:var(--line);color:var(--ink)}.secondary:hover{border-color:#9d8ab1}.danger-button{color:var(--red);background:#fff;border-color:#e8d0ce}.start-button{width:100%;margin-top:17px;text-align:left;display:flex;justify-content:space-between;align-items:center;padding:17px 20px}.small-note{font-size:11px;line-height:1.8;color:var(--muted);margin-top:12px}.draft-banner{padding:13px 16px;background:var(--pale-green);border-radius:5px;font-size:12px;display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}.draft-banner button{border:0;color:var(--green);background:transparent;font-weight:600;white-space:nowrap}.quiz-shell{display:grid;grid-template-columns:252px minmax(0,1fr);padding:38px 24px 20px;gap:48px}.quiz-sidebar{border-right:1px solid var(--line);padding-right:27px}.sidebar-title{font-size:11px;color:var(--muted);margin-bottom:20px}.sidebar-part{margin-bottom:25px}.sidebar-part h2{font-size:12px;margin:0 0 11px;font-weight:550}.sidebar-part h2 span{float:right;color:var(--muted);font-size:11px;font-weight:400}.number-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}.number-button{width:100%;aspect-ratio:1;border:1px solid var(--line);border-radius:4px;background:transparent;color:var(--muted);font-size:11px;position:relative}.number-button.answered{background:var(--pale-green);border-color:#c6d6c0;color:var(--green)}.number-button.current{border:2px solid var(--purple);color:var(--purple);font-weight:700;background:#f5effb}.number-button.flagged:after{content:"";width:5px;height:5px;background:#b5812a;position:absolute;right:3px;top:3px;border-radius:50%}.legend{display:flex;gap:13px;font-size:10px;color:var(--muted);margin-top:15px;flex-wrap:wrap}.legend span:before{content:"";display:inline-block;width:7px;height:7px;background:#bcd5ad;margin-right:5px;border-radius:1px}.legend .flag-legend:before{background:#b5812a}.sidebar-submit{width:100%;margin-top:26px;padding:11px 7px;font-size:12px}.quiz-workspace{min-width:0;max-width:890px}.quiz-progress{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:12px;margin-bottom:12px;gap:10px}.progress-track{background:#e8e4eb;height:3px;margin-bottom:30px}.progress-fill{height:100%;background:var(--green);transition:width .2s}.question-meta{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-bottom:20px}.pill{padding:5px 10px;border-radius:4px;background:var(--lilac);color:var(--purple);font-size:11px}.pill.green{background:var(--pale-green);color:var(--green)}.question-no{color:var(--muted);font-size:12px;margin-left:auto}.question-title{font-size:22px;line-height:1.75;font-weight:550;margin:0 0 12px;letter-spacing:-.015em}.question-help{font-size:12px;line-height:1.7;color:var(--muted);margin:0 0 24px}.options{display:grid;gap:10px}.option{display:flex;gap:14px;align-items:flex-start;position:relative;padding:17px 20px;border:1px solid var(--line);background:#fff;border-radius:5px;font-size:14px;line-height:1.8;cursor:pointer;transition:border-color .15s,background .15s}.option:hover{border-color:#b39cc4}.option.chosen{border-color:var(--purple);background:#f7f2fb}.option input{position:absolute;opacity:0;width:1px;height:1px}.option:focus-within{outline:3px solid #8e6bb0;outline-offset:3px}.letter{border:1px solid var(--line);border-radius:50%;width:26px;height:26px;min-width:26px;line-height:24px;text-align:center;font-size:11px;color:var(--muted);margin-top:1px}.chosen .letter{background:var(--purple);border-color:var(--purple);color:white}.multi .letter{border-radius:4px}.question-tools{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:17px 0 19px;margin-top:3px;gap:10px}.flag-button{color:var(--muted);font-size:12px;background:transparent;border:0;padding:6px 0}.flag-button.on{color:var(--amber)}.save-note{font-size:11px;color:var(--muted)}.question-nav{display:flex;align-items:center;justify-content:space-between;margin-top:23px;gap:12px}.mobile-map{display:none}.order-selected{background:#f0ecf4;border-radius:5px;min-height:68px;margin-bottom:16px;padding:13px;display:flex;align-items:center;gap:9px;flex-wrap:wrap}.order-placeholder{font-size:12px;color:var(--muted)}.order-chip{display:inline-flex;align-items:center;gap:8px;border:1px solid #bdabcf;border-radius:4px;padding:8px 11px;color:var(--purple);background:white;font-size:12px}.order-chip small{color:var(--muted)}.sort-option{width:100%;text-align:left;font:inherit;color:inherit}.sort-option.chosen{color:#776e80;background:#f3f1f5;border-color:#e1dce7}.sort-option.chosen .letter{background:#b5a6c3;border-color:#b5a6c3}.selected-order-note{font-size:11px;color:var(--green);margin-left:auto;white-space:nowrap}.results{max-width:1060px;padding:50px 24px;margin:auto}.result-top{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center;padding-bottom:35px;border-bottom:1px solid var(--line)}.results h1{font-size:34px;font-weight:550;line-height:1.4;margin:0 0 14px}.result-score{font-size:80px;line-height:1;color:var(--purple);font-weight:450;font-variant-numeric:tabular-nums}.result-score small{font-size:24px;color:var(--muted)}.result-details{font-size:13px;color:var(--muted);line-height:1.9;margin-top:15px}.part-score{display:grid;grid-template-columns:1fr 72px;gap:9px;margin:20px 0}.part-score h3{font-size:12px;font-weight:500;margin:0}.part-score strong{font-size:15px;font-weight:550;text-align:right}.part-score .progress-track{grid-column:1/-1;margin:0;height:5px}.recommendation{margin-top:25px;font-size:13px;line-height:1.8;color:var(--green);background:var(--pale-green);padding:16px 20px;border-radius:5px}.result-actions{display:flex;gap:10px;margin:26px 0 35px;flex-wrap:wrap}.review-header{display:flex;justify-content:space-between;align-items:center;gap:15px;border-bottom:1px solid var(--line);padding-bottom:14px}.review-header h2{font-size:17px;margin:0}.filter-buttons{display:flex;gap:7px}.filter-buttons button{font-size:11px;padding:7px 10px;border:1px solid var(--line);background:white;border-radius:4px;color:var(--muted)}.filter-buttons button.active{background:var(--purple-dark);border-color:var(--purple-dark);color:#fff}.review-item{padding:24px 0;border-bottom:1px solid var(--line)}.review-item h3{font-size:14px;font-weight:550;line-height:1.8;margin:8px 0 13px}.status-label{font-size:11px;color:var(--green)}.status-label.wrong{color:var(--red)}.review-option{font-size:12px;line-height:1.8;margin:5px 0;padding:5px 10px;border-left:2px solid transparent}.review-option.right{background:#edf4e9;border-color:#83a674}.review-option.mistake{background:#fbefee;border-color:#c97b73}.answer-line{font-size:12px;margin:13px 0}.explanation{font-size:12px;line-height:1.9;color:#5d5567;margin:12px 0 0}.source-note{font-size:10px;color:var(--muted);margin-top:7px}.history{padding:50px 24px;max-width:1000px;margin:auto}.history h1{font-size:30px;font-weight:550}.empty-state{padding:60px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px}.history-row{display:grid;grid-template-columns:1fr 1fr 80px 100px;align-items:center;gap:15px;border-bottom:1px solid var(--line);padding:20px 0;font-size:13px}.history-row strong{font-size:20px;font-weight:550;color:var(--purple)}.history-row small{font-size:11px;color:var(--muted);display:block;margin-top:5px}.comparison{margin-top:30px;background:var(--pale-green);padding:22px;line-height:1.9;color:var(--green);font-size:13px;border-radius:5px}.comparison h2{font-size:16px;margin:0 0 8px}.history-foot{font-size:11px;color:var(--muted);line-height:1.9;margin:25px 0}.review-empty{padding:30px 0;color:var(--green);font-size:13px}dialog{border:0;border-radius:9px;padding:28px;max-width:460px;width:calc(100% - 32px);color:var(--ink);box-shadow:0 25px 120px #18102138}dialog::backdrop{background:#22172b66}dialog h2{font-size:20px;font-weight:550;margin:0 0 15px}dialog p{font-size:14px;line-height:1.9;color:var(--muted);margin-bottom:25px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px}#notice{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--purple-dark);color:#fff;font-size:12px;padding:12px 20px;border-radius:5px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:40}#notice.visible{opacity:1}.history-row button{font-size:12px}.mobile-navigation{display:none}.timer-label{font-variant-numeric:tabular-nums}.no-break{white-space:nowrap}@media(max-width:1100px){.site-header{padding:0 30px}.site-footer{margin-left:30px;margin-right:30px}.intro{gap:55px;padding-left:30px;padding-right:30px}.quiz-shell{gap:30px}.quiz-sidebar{padding-right:20px}}@media(max-width:760px){.site-header{height:77px;padding:0 20px}.wordmark{font-size:12px;gap:10px}.brand-mark{font-size:30px;padding-right:10px}.wordmark-sub{font-size:9px}.version{display:none}.header-actions{gap:12px}.site-footer{margin:25px 20px 0;padding-bottom:20px;font-size:9px}.intro{grid-template-columns:1fr;padding:38px 22px 25px;gap:35px}.intro h1{font-size:43px}.lead{font-size:14px;margin-bottom:22px}.stats{gap:32px;margin:25px 0}.stat strong{font-size:29px}.intro-note{margin-top:25px}.start-panel{padding:0}.part-row{padding:17px 0}.quiz-shell{display:block;padding:24px 20px 12px}.quiz-sidebar{display:none;border:0;padding:18px 0 22px}.quiz-sidebar.open{display:block}.quiz-sidebar.open .sidebar-title{display:none}.quiz-sidebar.open .sidebar-submit{display:none}.quiz-sidebar.open .number-grid{grid-template-columns:repeat(10,1fr)}.quiz-sidebar.open .sidebar-part{margin-bottom:15px}.number-button{min-height:28px}.mobile-map{display:inline-block;background:transparent;color:var(--purple);border:1px solid #d2c3df;border-radius:4px;font-size:11px;padding:6px 10px}.question-title{font-size:19px;line-height:1.85}.question-meta{margin-bottom:16px}.option{font-size:13px;padding:14px 13px;gap:11px}.quiz-progress{font-size:11px}.progress-track{margin-bottom:22px}.question-tools{font-size:11px}.save-note{font-size:10px}.question-nav{margin-top:20px}.question-nav button{padding:12px 18px;font-size:13px}.results{padding:32px 20px}.result-top{grid-template-columns:1fr;gap:15px}.results h1{font-size:28px}.result-score{font-size:66px}.part-score{margin:16px 0}.result-actions button{font-size:12px;padding:11px 15px}.review-header{align-items:flex-start;flex-direction:column}.filter-buttons{flex-wrap:wrap}.history{padding:30px 20px}.history-row{grid-template-columns:1fr 64px 75px;gap:10px}.history-row .history-date{grid-column:1/-1;order:4;font-size:11px;color:var(--muted);margin-top:-9px}.order-chip{padding:7px 9px}.selected-order-note{font-size:10px}.dialog-actions button{font-size:13px;padding:11px 18px}.result-details{font-size:12px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto!important}}@media print{.site-header,.site-footer,.result-actions,.review-header,.history-link{display:none!important}.results{padding:0;max-width:none}.review-item{break-inside:avoid}.result-top{grid-template-columns:1fr 1fr}.question-nav{display:none}}
/* Verified Vistalyst artwork and learning feedback added in v2. */
.vistalyst-logo{display:block;width:136px;height:auto;mix-blend-mode:multiply}.brand-divider{height:35px;width:1px;background:#c5b9d1;margin:0 3px}.course-name{font-size:12px}.feedback-page{max-width:930px;margin:0 auto;padding:48px 24px 25px}.feedback-page h1{font-size:30px;line-height:1.6;font-weight:550;margin:0 0 17px}.feedback-intro{font-size:14px;line-height:1.9;color:var(--muted);margin:0 0 18px}.feedback-intro strong{color:var(--green);font-weight:500}.feedback-progress{font-size:12px;color:var(--green);padding:10px 0 18px;border-bottom:1px solid var(--line)}.rating-question{border:0;padding:25px 0 22px;margin:0;border-bottom:1px solid var(--line);min-width:0}.rating-question legend{font-size:15px;line-height:1.85;font-weight:500;padding:0;float:left;width:100%;margin-bottom:16px}.rating-question legend+.rating-scale{clear:both}.rating-number{display:inline-block;color:var(--purple);font-size:12px;font-weight:650;margin-right:13px}.rating-scale{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:9px;max-width:660px}.rating-button{border:1px solid var(--line);background:var(--white);padding:11px 0;color:var(--ink);border-radius:4px;font-size:14px}.rating-button:hover{border-color:var(--green)}.rating-button.selected{background:var(--green);color:white;border-color:var(--green);font-weight:650}.scale-anchors{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);max-width:660px;margin-top:9px}.open-question{margin-top:25px}.open-question label{display:block;font-size:15px;line-height:1.85;margin-bottom:12px}.optional{font-size:12px;color:var(--muted);font-weight:400}.open-question textarea{display:block;width:100%;border:1px solid var(--line);border-radius:5px;background:white;font:inherit;font-size:14px;line-height:1.8;padding:15px;resize:vertical;color:var(--ink)}.open-question textarea:focus-visible{outline:3px solid #8e6bb0;outline-offset:3px}.feedback-actions{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-top:25px}.feedback-result{margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}.feedback-result h2{font-size:18px;font-weight:550}.feedback-result h2 span{font-size:11px;color:var(--green);font-weight:400;margin-left:15px}.feedback-result dl{margin:18px 0}.feedback-result dl>div{display:grid;grid-template-columns:1fr 65px;gap:18px;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px;line-height:1.9}.feedback-result dd{margin:0;text-align:right;font-variant-numeric:tabular-nums;color:var(--green);font-weight:600}.feedback-result h3{font-size:13px;font-weight:550;line-height:1.9}.open-answer{font-size:13px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere;color:var(--muted)}
@media(max-width:760px){.vistalyst-logo{width:101px}.brand-divider{height:28px;margin:0}.course-name{font-size:10px;letter-spacing:.01em}.wordmark-sub{font-size:8px}.wordmark{gap:8px}.site-header{padding:0 16px}.header-actions .text-button{font-size:11px}.feedback-page{padding:28px 20px 20px}.feedback-page h1{font-size:23px}.feedback-intro{font-size:12px}.rating-question legend{font-size:13px}.rating-scale{gap:4px}.rating-button{font-size:12px;padding:10px 0}.scale-anchors{font-size:10px}.open-question label{font-size:13px}.feedback-actions{align-items:stretch;flex-direction:column-reverse}.feedback-actions .primary,.feedback-actions .secondary{width:100%;font-size:13px}.feedback-result dl>div{gap:10px}.feedback-result h2 span{display:block;margin:7px 0}.feedback-result h2{font-size:17px}}