._9JEA9q_panel{--menu-bg:var(--family-paper,var(--ws-paper,var(--surface,#fffdf7)));--menu-ink:var(--family-ink,var(--ws-ink,var(--ink,#102757)));--menu-muted:var(--family-muted,var(--ws-muted,var(--muted,#466181)));--menu-line:var(--family-border,var(--ws-line,var(--line,#aecbdf)));--menu-tint:var(--family-tint,var(--ws-tint,#e7f5fc));color:var(--menu-ink);max-width:calc(100vw - 24px);background:var(--menu-bg)!important;border:1px solid var(--menu-line)!important;border-radius:9px 5px 11px 7px!important;gap:10px!important;width:330px!important;padding:16px!important;font:15px/1.4 "Source Sans 3 Variable",PingFang SC,sans-serif!important;box-shadow:0 10px 35px #00152a22!important}._9JEA9q_greeting{justify-content:space-between;align-items:center;gap:10px;min-width:0;display:flex;padding-bottom:10px!important}._9JEA9q_greeting>div{min-width:0}._9JEA9q_greeting strong{overflow-wrap:anywhere;font-size:20px;line-height:1.3;display:block}._9JEA9q_greeting p{color:var(--menu-muted);margin:5px 0 0;font-size:12px}._9JEA9q_greeting img{object-fit:contain;flex-shrink:0;width:65px;height:65px}._9JEA9q_membership{background:var(--menu-tint);border-radius:6px;gap:4px;padding:11px 12px;font-size:13px;display:grid}._9JEA9q_membership small{color:var(--menu-muted);font-size:12px}._9JEA9q_shortcuts{display:grid}._9JEA9q_shortcuts a{color:var(--menu-ink);border-bottom:1px solid color-mix(in srgb,var(--menu-line) 50%,transparent);justify-content:space-between;align-items:center;gap:12px;padding:10px 6px;font-size:14px;font-weight:600;text-decoration:none;display:flex}._9JEA9q_shortcuts a:last-child{border-bottom:0}._9JEA9q_shortcuts a:hover{background:var(--menu-tint)}._9JEA9q_shortcuts a:focus-visible{outline:2px solid var(--menu-ink);outline-offset:1px}._9JEA9q_panel .account-menu__footer{border-top:1px solid var(--menu-line);padding-top:8px}._9JEA9q_panel .account-menu__signout-btn{font:inherit;min-height:34px}._9JEA9q_panel{left:auto!important;right:0!important}@media (max-width:480px){._9JEA9q_panel{max-height:calc(100dvh - var(--account-menu-top,96px) - 12px);z-index:100;overflow:auto;top:var(--account-menu-top,96px)!important;width:calc(100vw - 24px)!important;max-width:none!important;position:fixed!important;left:12px!important;right:12px!important}}
.l_NImq_home{--home-bg:#fffaf0;--home-paper:#fffdf5;--home-ink:#0c2457;--home-muted:#35527a;--home-border:#a9cfe6;--home-blue:#095994;--home-coral:#f1482f;--home-green-bg:#edf8e9;--home-green:#246331;--home-red-bg:#ffede7;--home-red:#ba3829;--home-tip-bg:#e5f4ff;--home-tip:#164f98;--home-paper-image:url(/home/deckled-paper-v2.avif);--body:"Source Sans 3 Variable","PingFang SC","Microsoft YaHei",sans-serif;--hand:"Kalam","Ma Shan Zheng",cursive;isolation:isolate;background:var(--home-bg);min-height:100vh;color:var(--home-ink);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:"Source Sans 3 Variable",PingFang SC,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.45;position:relative;overflow-x:clip}.l_NImq_home[data-home-theme=dark]{--home-bg:#05213d;--home-paper:#1e364d;--home-ink:#fff3d9;--home-muted:#c2d4e7;--home-border:#50759a;--home-blue:#b5ddff;--home-coral:#ff6749;--home-green-bg:#153d34;--home-green:#c0e9c1;--home-red-bg:#452c36;--home-red:#ffb39c;--home-tip-bg:#14385b;--home-tip:#c1e2ff;--home-paper-image:url(/home/deckled-paper-night-v2.avif);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.l_NImq_home:lang(zh-CN){--hand:"Ma Shan Zheng","Kalam",cursive}.l_NImq_home *{box-sizing:border-box}.l_NImq_home :is(button,select){font:inherit;touch-action:manipulation}.l_NImq_home :is(button,summary,select){cursor:pointer}.l_NImq_home button:disabled{cursor:default;opacity:.6}.l_NImq_home a{color:inherit;touch-action:manipulation}.l_NImq_home :is(a,button,summary,select,input):focus-visible{outline-offset:4px;outline:3px solid #e39b1b}.l_NImq_home p{text-wrap:pretty}.l_NImq_home :is(h1,h2,h3,h4){color:inherit}.l_NImq_srOnly{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.l_NImq_skip{z-index:30;background:var(--home-paper);padding:12px 18px;position:absolute;top:8px;left:20px;transform:translateY(-200%)}.l_NImq_skip:focus{transform:translateY(0)}.l_NImq_header{z-index:10;justify-content:space-between;align-items:center;gap:24px;width:min(1200px,100% - 130px);height:70px;margin:auto;display:flex;position:relative}.l_NImq_wordmark{flex-shrink:0;text-decoration:none;display:inline-flex}.l_NImq_wordmark .brand-lockup__copy strong{letter-spacing:-.6px;color:var(--home-ink);font-size:30px}.l_NImq_wordmark .brand-lockup__mark{width:46px;height:46px}.l_NImq_nav{background:color-mix(in srgb,var(--home-paper) 91%,transparent);border:1px solid color-mix(in srgb,var(--home-border) 60%,transparent);border-radius:40px;align-items:center;gap:24px;padding:2px 10px 2px 25px;display:flex}.l_NImq_nav>a,.l_NImq_subjectMenu>summary{white-space:nowrap;align-items:center;gap:9px;min-height:40px;text-decoration:none;display:inline-flex}.l_NImq_nav>a:hover,.l_NImq_subjectMenu>summary:hover{color:var(--home-coral)}.l_NImq_subjectMenu{position:relative}.l_NImq_subjectMenu>summary{list-style:none}.l_NImq_subjectMenu>summary::-webkit-details-marker{display:none}.l_NImq_subjectMenu>summary>span{font-family:serif;font-size:22px;line-height:1}.l_NImq_subjectMenu[open]>summary>span{transform:rotate(180deg)}.l_NImq_subjectMenu ul{border:1px solid var(--home-border);background:var(--home-paper);border-radius:9px;min-width:250px;margin:0;padding:8px;font-family:"Source Sans 3 Variable",sans-serif;font-size:16px;list-style:none;position:absolute;top:calc(100% + 9px);right:-25px;box-shadow:0 12px 30px #061a3d30}.l_NImq_subjectMenu li+li{border-top:1px dashed var(--home-border)}.l_NImq_subjectMenu li a{justify-content:space-between;align-items:center;min-height:48px;padding:10px;text-decoration:none;display:flex}.l_NImq_subjectMenu li a:hover{background:var(--home-tip-bg)}.l_NImq_themeSwitch{background:color-mix(in srgb,var(--home-border) 28%,transparent);border-radius:30px;gap:2px;padding:3px;display:flex}.l_NImq_themeSwitch button{width:37px;height:32px;color:var(--home-blue);background:0 0;border:0;border-radius:25px;padding:5px 8px}.l_NImq_themeSwitch button:first-child{color:#d59014}.l_NImq_themeSwitch button[aria-pressed=true]{background:var(--home-paper);box-shadow:0 1px 4px #0e2b4b25}.l_NImq_themeSwitch svg{width:100%;height:100%}.l_NImq_nav .l_NImq_login{justify-content:center;min-width:55px}.l_NImq_mobileMenu{display:none}.l_NImq_main{z-index:1;width:min(1460px,100% - 56px);margin:auto;position:relative}.l_NImq_hero{align-items:center;height:clamp(310px,25.2vw,385px);padding:0 0 28px clamp(45px,7.5vw,110px);display:flex;position:relative}.l_NImq_heroCopy{z-index:2;text-align:center;max-width:53%;position:relative}.l_NImq_hero h1{font-family:var(--hand);letter-spacing:-2.8px;text-align:left;white-space:nowrap;margin:0 0 18px;font-size:clamp(48px,5.5vw,83px);font-weight:700;line-height:1.03;display:inline-block;position:relative;transform:rotate(-1.5deg)}.l_NImq_hero:lang(zh-CN) h1{letter-spacing:0;font-weight:400}.l_NImq_hero h1:after{content:"";background:var(--home-coral);clip-path:polygon(0 65%,16% 13%,39% 33%,66% 7%,99% 46%,100% 75%,68% 53%,39% 76%,16% 58%,0 100%);height:8px;position:absolute;bottom:-8px;left:-2%;right:0;transform:rotate(-.7deg)}.l_NImq_hero h1 em{color:var(--home-coral);margin-left:3px;font-style:normal;display:inline-block;transform:rotate(4deg)}.l_NImq_positioning{isolation:isolate;max-width:580px;margin:8px auto 9px;padding:7px 21px 5px;position:relative}.l_NImq_positioning:before{content:"";z-index:-1;opacity:.9;clip-path:polygon(0 18%,7% 9%,3% 0,34% 4%,63% 0,96% 8%,93% 16%,100% 23%,96% 33%,100% 42%,96% 53%,100% 64%,96% 76%,99% 85%,92% 91%,96% 100%,66% 96%,35% 100%,4% 93%,6% 85%,0 79%,4% 67%,0 58%,3% 46%,0 38%,4% 29%);background:#b4e7fb;position:absolute;inset:0 -4px}[data-home-theme=dark] .l_NImq_positioning:before{opacity:.85;background:#135b98}.l_NImq_enBreak{display:block}.l_NImq_heroSub{color:var(--home-ink);white-space:nowrap;margin:9px 0 13px}.l_NImq_heroActions{justify-content:center;align-items:center;gap:13px;display:flex}.l_NImq_primary,.l_NImq_secondary,.l_NImq_submit{isolation:isolate;min-height:49px;color:inherit;white-space:nowrap;background:0 0;border:0;justify-content:center;align-items:center;gap:14px;padding:7px 23px 5px;text-decoration:none;transition:transform .15s;display:inline-flex;position:relative}.l_NImq_primary:before,.l_NImq_submit:before{content:"";z-index:-1;background:var(--button-color,var(--home-coral));clip-path:polygon(0 18%,2% 14%,0 10%,4% 7%,3% 4%,11% 0,20% 3%,33% 0,44% 3%,58% 0,72% 3%,84% 0,94% 5%,100% 13%,98% 20%,100% 27%,98% 35%,100% 44%,98% 54%,100% 62%,98% 72%,100% 81%,96% 94%,88% 100%,76% 98%,62% 100%,49% 98%,36% 100%,23% 98%,10% 100%,3% 94%,0 87%,2% 78%,0 68%,2% 57%,0 48%,2% 37%,0 29%,2% 23%);border-radius:12% 8% 11% 6%/20% 14% 18% 15%;position:absolute;inset:0}.l_NImq_primary,.l_NImq_submit{color:#fff9e9!important}.l_NImq_primary:hover,.l_NImq_submit:not(:disabled):hover{transform:translateY(-2px)rotate(-.4deg)}.l_NImq_secondary{border:1.5px solid var(--home-blue);background:color-mix(in srgb,var(--home-paper) 80%,transparent);color:var(--home-blue);border-radius:6px 8px 5px;padding:7px 16px 5px}.l_NImq_secondary:hover{background:var(--home-tip-bg)}.l_NImq_arrow{font-family:serif;font-size:25px;line-height:1}.l_NImq_heroArt{z-index:1;pointer-events:none;width:55%;height:auto;position:absolute;bottom:13px;right:-2px}.l_NImq_heroArt>img{filter:drop-shadow(0 3px 1px #08264a12);width:100%;height:auto;display:block}[data-home-theme=dark] .l_NImq_heroArt>img{filter:brightness(.97)drop-shadow(0 4px 1px #0002)}.l_NImq_questionStem{margin:0 0 9px;font-family:"Source Serif 4 Variable",serif;font-size:18px;line-height:1.35}.l_NImq_math{white-space:nowrap;font-family:"Source Serif 4 Variable",serif;font-style:italic}.l_NImq_tableWrap{flex:0 0 40%;min-width:0}.l_NImq_questionTable{border-collapse:collapse;text-align:center;width:100%;font-family:"Source Serif 4 Variable",serif;font-size:18px;line-height:1.2}.l_NImq_questionTable th,.l_NImq_questionTable td{border:1px solid var(--home-blue);padding:4px 8px;font-weight:400}.l_NImq_questionTable th{background:color-mix(in srgb,var(--home-tip-bg) 50%,transparent);font-style:italic}.l_NImq_questionTable caption{text-align:left;margin-bottom:5px;font-size:12px;line-height:1.2}.l_NImq_previewOptions{flex:1;gap:5px;min-width:0;display:grid}.l_NImq_previewOption{text-align:left;width:100%;min-height:33px;color:var(--home-ink);background:0 0;border:1px solid #0000;border-radius:4px;align-items:center;gap:9px;padding:4px 3px;line-height:1.3;display:flex;font-family:"Source Serif 4 Variable",serif!important;font-size:16px!important}.l_NImq_previewOption:hover{background:var(--home-tip-bg);border-color:var(--home-border)}.l_NImq_previewOption>span:last-child{-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.l_NImq_previewOption>strong{font-weight:500}.l_NImq_radioMark{border:1.5px solid var(--home-blue);border-radius:50%;flex:0 0 21px;width:21px;height:21px;position:relative}.l_NImq_hintButton,.l_NImq_translationButton{border:1px solid var(--home-border);background:color-mix(in srgb,var(--home-paper) 70%,transparent);min-height:43px;color:var(--home-red);white-space:nowrap;border-radius:5px;justify-content:center;align-items:center;gap:6px;padding:7px 12px;line-height:1.1;display:inline-flex;font-size:20px!important}.l_NImq_hintButton svg{width:23px;height:23px}.l_NImq_translationButton{color:var(--home-blue)}.l_NImq_submit{--button-color:#07588e;min-height:47px;margin-left:auto;padding:9px 23px 5px}[data-home-theme=dark] .l_NImq_submit{--button-color:#e65c40}.l_NImq_sampleAnswer{border:1px solid var(--home-border);background:color-mix(in srgb,var(--home-tip-bg) 50%,transparent);border-radius:4px;height:214px;padding:19px 12px;font-family:"Source Serif 4 Variable",serif;font-size:clamp(12px,1.12vw,17px);line-height:1.2;position:relative}.l_NImq_sampleAnswer p{white-space:nowrap;margin:0 0 25px}.l_NImq_sampleAnswer p:last-child{margin-bottom:0}.l_NImq_goodFeedback{color:var(--home-green);background:var(--home-green-bg);border-color:color-mix(in srgb,var(--home-green) 23%,transparent)!important}.l_NImq_badFeedback{color:var(--home-red);background:var(--home-red-bg);border-color:color-mix(in srgb,var(--home-red) 23%,transparent)!important}.l_NImq_benefits{grid-template-columns:repeat(3,minmax(0,1fr));gap:0;display:grid}.l_NImq_benefits article{align-items:center;min-width:0;padding:4px 23px;display:flex}.l_NImq_benefits article+article{border-left:1px solid var(--home-border)}.l_NImq_benefits h3{margin:0 0 6px}.l_NImq_benefits p{color:var(--home-muted);margin:0;font-size:13px;line-height:1.3}.l_NImq_sprout{flex-shrink:0;align-self:flex-start;width:17px;height:24px;display:block;position:relative;transform:rotate(15deg)}.l_NImq_sprout i{background:#a0c854;border-radius:100% 0;width:8px;height:17px;display:block;transform:rotate(-20deg)}.l_NImq_sprout i+i{background:#6cb35b;position:absolute;top:8px;right:0;transform:rotate(35deg)}.l_NImq_footer{z-index:5;align-items:center;min-height:48px;display:flex;position:relative}.l_NImq_footerBrand{flex-shrink:0;text-decoration:none}.l_NImq_footerBrand .brand-lockup__mark{width:30px;height:30px}.l_NImq_footerBrand .brand-lockup__copy strong{color:var(--home-ink);font-size:22px}.l_NImq_footer nav{white-space:nowrap;flex-wrap:wrap;gap:16px;font-size:12px;display:flex}.l_NImq_footer nav a{text-decoration:none}.l_NImq_footer nav a:hover{text-underline-offset:3px;text-decoration:underline}.l_NImq_footer>p{color:var(--home-muted);text-align:right;margin:0 0 0 auto;line-height:1.3}.l_NImq_sheet{width:min(630px,48vw);max-width:none;height:calc(100dvh - 44px);max-height:none;color:var(--home-ink);margin:0;padding:0;font-family:"Source Sans 3 Variable",PingFang SC,sans-serif;position:fixed;inset:22px 22px 22px auto}.l_NImq_sheet[open]{flex-direction:column;animation:.2s ease-out l_NImq_sheet-enter;display:flex}.l_NImq_sheet::backdrop{background:#001a4026}.l_NImq_sheetHeader{background:color-mix(in srgb,var(--home-tip-bg) 45%,var(--home-paper));flex-shrink:0;justify-content:space-between;align-items:flex-start;gap:15px;padding:20px 24px 17px;display:flex}.l_NImq_sheetEyebrow{letter-spacing:.08em;color:var(--home-muted);margin:0 0 7px;font-size:11px;font-weight:700}.l_NImq_sheetEyebrow span{color:var(--home-coral);margin:0 7px}.l_NImq_sheetHeader h2{font-family:var(--hand);margin:0 0 6px;font-size:34px;font-weight:400;line-height:1.1}.l_NImq_sheetHeader>div>p:last-child{color:var(--home-muted);margin:0;font-size:14px}.l_NImq_closeSheet{border:1px solid var(--home-border);background:var(--home-paper);width:42px;height:42px;color:var(--home-ink);border-radius:50%;flex:0 0 42px;place-items:center;display:grid}.l_NImq_closeSheet>span{font-size:30px;line-height:1}.l_NImq_closeSheet:hover{background:var(--home-tip-bg)}.l_NImq_sheetScroll{overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--home-border) transparent;flex:1;min-height:0;padding:22px 24px 25px;overflow-y:auto}.l_NImq_sheetFooter{border-top:1px dashed var(--home-border);background:var(--home-paper);flex-shrink:0;justify-content:space-between;align-items:center;padding:10px 24px;display:flex}.l_NImq_sheetFooter button{min-height:35px;color:var(--home-blue);background:0 0;border:0;padding:4px 0;font-size:14px;font-weight:650}.l_NImq_sheetFooter>span{color:var(--home-muted);font-size:11px}.l_NImq_sessionToolbar{color:var(--home-muted);flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:17px;display:flex}.l_NImq_sessionToolbar select{background:var(--home-paper);min-height:38px;color:var(--home-blue);border:1px solid var(--home-border);border-radius:4px;padding:5px 28px 5px 10px;font-weight:600}.l_NImq_sessionToolbar>span{letter-spacing:.05em;margin-left:auto;font-size:11px}.l_NImq_sessionStem{margin:0 0 16px;font-family:"Source Serif 4 Variable",serif;font-size:20px;line-height:1.5}.l_NImq_session .l_NImq_tableWrap{width:62%;margin:0 auto 20px}.l_NImq_session .l_NImq_questionTable{font-size:19px}.l_NImq_session .l_NImq_questionTable th,.l_NImq_session .l_NImq_questionTable td{padding:8px 12px}.l_NImq_translation{color:var(--home-muted);margin:0 0 18px;font-size:15px;line-height:1.6}.l_NImq_sourceNote{color:var(--home-muted);margin:8px 0 18px;font-size:11px;line-height:1.5}.l_NImq_options{border:0;gap:9px;margin:0;padding:0;display:grid}.l_NImq_option{border:1px solid var(--home-border);cursor:pointer;align-items:center;gap:12px;min-height:52px;padding:12px;font-family:"Source Serif 4 Variable",serif;font-size:17px;line-height:1.4;display:flex;position:relative}.l_NImq_option input{opacity:0;width:22px;height:22px;position:absolute;top:calc(50% - 11px);left:12px}.l_NImq_option:has(input:focus-visible){outline-offset:3px;outline:3px solid #e39b1b}.l_NImq_optionSelected .l_NImq_radioMark:after{content:"";background:var(--home-blue);border-radius:50%;position:absolute;inset:4px}.l_NImq_option:has(input:not(:disabled)):hover{background:var(--home-tip-bg)}.l_NImq_optionCorrect{border-color:var(--home-green)}.l_NImq_optionWrong{border-color:var(--home-red)}.l_NImq_hintBox{border:1px dashed var(--home-border);background:var(--home-tip-bg);margin:17px 0 0;padding:11px 14px;font-size:14px}.l_NImq_hintBox p{margin:4px 0;line-height:1.5}.l_NImq_sessionActions{align-items:center;gap:8px;margin:20px 0 0;display:flex}.l_NImq_sessionActions .l_NImq_submit{font-size:21px!important}.l_NImq_sessionActions .l_NImq_hintButton,.l_NImq_sessionActions .l_NImq_translationButton{font-size:18px!important}.l_NImq_formError{color:var(--home-red);margin:12px 0 0;font-size:14px}.l_NImq_result{border-top:1px dashed var(--home-border);margin-top:24px;padding-top:18px}.l_NImq_result h3{margin:0 0 9px;font-size:26px;font-weight:400;line-height:1.2}.l_NImq_result p{margin:0 0 12px;font-size:15px;line-height:1.6}.l_NImq_detailToggle{border:0;border-bottom:1px solid var(--home-border);width:100%;color:var(--home-blue);background:0 0;justify-content:space-between;align-items:center;padding:14px 0;font-size:15px;font-weight:650;display:flex}.l_NImq_detailToggle>span{font-size:23px;font-weight:400}.l_NImq_optionReason{border-bottom:1px dashed var(--home-border);align-items:flex-start;gap:12px;padding:14px 0;display:flex}.l_NImq_optionReason>strong{border:1px solid var(--home-border);width:27px;height:27px;color:var(--home-blue);border-radius:50%;flex:0 0 27px;place-items:center;font-size:14px;display:grid}.l_NImq_optionReason>p{margin:0;font-size:14px}.l_NImq_resultActions{justify-content:space-between;align-items:center;gap:15px;margin-top:19px;display:flex}.l_NImq_resultActions button{color:var(--home-blue);text-underline-offset:4px;background:0 0;border:0;min-height:40px;padding:5px 0;text-decoration:underline}.l_NImq_resultActions a{color:var(--home-blue);font-size:15px;font-weight:650;text-decoration:none}.l_NImq_demoNotice{border:1px dashed var(--home-border);background:var(--home-tip-bg);color:var(--home-muted);margin:0 0 19px;padding:11px 13px;font-size:13px;line-height:1.5}.l_NImq_stageTabs{gap:6px;margin:0 0 22px;display:flex}.l_NImq_stageTabs button{border:1px solid var(--home-border);min-height:44px;color:var(--home-blue);background:0 0;border-radius:5px;flex:1;justify-content:center;align-items:center;gap:6px;padding:9px 8px;font-size:13px;font-weight:600;line-height:1.2;display:flex}.l_NImq_stageTabs button[aria-selected=true]{background:var(--home-tip-bg);box-shadow:inset 0 -3px 0 var(--home-blue)}.l_NImq_stageTabs button>span{border:1px solid var(--home-border);border-radius:50%;flex:0 0 18px;place-items:center;width:18px;height:18px;font-size:11px;display:grid}.l_NImq_feedbackStageContent h3{margin:0;font-size:25px;font-weight:400;line-height:1.15}.l_NImq_feedbackStageContent>.l_NImq_sampleAnswer{max-width:360px;height:258px;margin:0 auto 23px;padding:25px;font-size:22px}.l_NImq_feedbackStageContent>.l_NImq_sampleAnswer p{margin-bottom:30px}.l_NImq_feedbackStageContent>p,.l_NImq_improvement>p{color:var(--home-muted);margin:15px 0 20px;font-size:15px;line-height:1.65}.l_NImq_feedbackSession>.l_NImq_submit{margin-top:10px}.l_NImq_improvement{border:1px dashed var(--home-border);background:var(--home-tip-bg);margin-top:25px;padding:20px}.l_NImq_improvement h3{margin:0 0 11px;font-size:25px}.l_NImq_improvement>p{margin:0}.l_NImq_sessionFrq{border-top:1px dashed var(--home-border);text-align:center;margin-top:28px;padding-top:18px}.l_NImq_sessionFrq>p{color:var(--home-muted);margin:0 0 12px;font-size:14px}@keyframes l_NImq_sheet-enter{0%{opacity:0;transform:translate(18px)}to{opacity:1;transform:translate(0)}}@media (min-width:1600px){.l_NImq_header{height:75px}.l_NImq_hero{height:375px}.l_NImq_questionStem{font-size:19px}.l_NImq_sampleAnswer{height:226px}.l_NImq_benefits{margin-top:30px;margin-bottom:16px}.l_NImq_main{width:min(1460px,100% - 70px)}}@media (max-width:1250px){.l_NImq_header{gap:15px;width:calc(100% - 100px);height:65px}.l_NImq_wordmark .brand-lockup__copy strong{font-size:26px}.l_NImq_wordmark .brand-lockup__mark{width:39px;height:39px}.l_NImq_nav{gap:17px;padding-left:20px}.l_NImq_themeSwitch button{width:31px;height:30px}.l_NImq_hero{padding-bottom:20px;padding-left:55px}.l_NImq_hero h1{font-size:5.4vw}.l_NImq_hero:lang(zh-CN) h1{font-size:6vw}.l_NImq_primary,.l_NImq_secondary{min-height:45px;padding:7px 18px 4px}.l_NImq_heroActions{gap:10px}.l_NImq_questionStem{font-size:16px}.l_NImq_questionTable{font-size:17px}.l_NImq_questionTable th,.l_NImq_questionTable td{padding:4px 7px}.l_NImq_previewOption{gap:7px;min-height:32px;font-size:14px!important}.l_NImq_radioMark{flex-basis:19px;width:19px;height:19px}.l_NImq_hintButton,.l_NImq_translationButton{padding:7px 9px;font-size:18px!important}.l_NImq_submit{gap:10px;padding:9px 19px 5px}.l_NImq_sampleAnswer{height:201px;padding:17px 8px;font-size:13px}.l_NImq_sampleAnswer p{margin-bottom:25px}.l_NImq_benefits p{font-size:12px}.l_NImq_sprout{display:none}.l_NImq_footer{gap:20px}.l_NImq_footerBrand .brand-lockup__copy strong{font-size:20px}.l_NImq_footer>p{font-size:9px}}@media (max-width:1050px){.l_NImq_header{width:calc(100% - 70px)}.l_NImq_nav{gap:13px;padding-left:15px}.l_NImq_main{width:calc(100% - 42px)}.l_NImq_hero{height:305px;padding-left:30px}.l_NImq_heroCopy{max-width:55%}.l_NImq_hero h1{font-size:5.45vw}.l_NImq_heroArt{width:55%;bottom:8px;right:-5px}.l_NImq_primary,.l_NImq_secondary{gap:9px;padding:7px 14px 4px}.l_NImq_questionStem{font-size:15px}.l_NImq_questionTable{font-size:16px}.l_NImq_previewOption{gap:6px;font-size:13px!important}.l_NImq_tableWrap{flex-basis:38%}.l_NImq_submit{padding:8px 14px 5px}.l_NImq_hintButton{padding:7px 8px;font-size:16px!important}.l_NImq_hintButton svg{width:19px;height:19px}.l_NImq_sampleAnswer{height:190px;padding:16px 11px;font-size:15px}.l_NImq_benefits{margin-left:17px;margin-right:17px}.l_NImq_benefits article{padding:4px 12px}.l_NImq_benefits p{font-size:11px}.l_NImq_footer{gap:18px;padding-left:45px;padding-right:45px}.l_NImq_footer nav{gap:12px;font-size:11px}.l_NImq_footer>p{max-width:240px}.l_NImq_sheet{width:min(620px,64vw)}}@media (max-width:900px){.l_NImq_header{width:calc(100% - 40px);height:65px}.l_NImq_wordmark .brand-lockup__copy strong{font-size:24px}.l_NImq_wordmark .brand-lockup__mark{width:36px;height:36px}.l_NImq_nav{gap:10px;padding-left:12px}.l_NImq_themeSwitch button{width:27px;height:27px;padding:5px}.l_NImq_nav>a,.l_NImq_subjectMenu>summary{min-height:36px}.l_NImq_hero{height:275px;padding-left:20px}.l_NImq_hero h1{letter-spacing:-2px;font-size:5.4vw}.l_NImq_primary,.l_NImq_secondary{gap:7px;min-height:42px;padding:7px 12px 4px}.l_NImq_secondary .l_NImq_arrow{display:none}.l_NImq_heroActions{gap:7px}.l_NImq_heroArt{bottom:15px}.l_NImq_questionStem,.l_NImq_questionTable{font-size:18px}.l_NImq_previewOption{gap:10px;min-height:36px;font-size:17px!important}.l_NImq_hintButton,.l_NImq_translationButton{padding:8px 12px;font-size:20px!important}.l_NImq_submit{padding:9px 23px 5px}.l_NImq_sampleAnswer{height:190px;padding:15px 10px;font-size:14px}.l_NImq_benefits{margin:26px 18px 15px}.l_NImq_benefits article{gap:8px}.l_NImq_footer{flex-wrap:wrap;gap:10px 25px;padding:12px 45px}.l_NImq_footer>p{text-align:left;min-width:100%;max-width:none;margin-left:0}.l_NImq_sheet{width:calc(100% - 50px);height:calc(100dvh - 32px);inset:16px 16px 16px auto}}@media (max-width:680px){.l_NImq_nav{background:var(--home-paper);border-radius:10px;gap:3px;width:min(340px,100%);padding:13px;display:none;position:absolute;top:61px;right:0;box-shadow:0 12px 30px #061a3d40}.l_NImq_navOpen{display:grid}.l_NImq_nav>a,.l_NImq_subjectMenu>summary{min-height:44px;padding:6px 10px;font-size:19px}.l_NImq_subjectMenu ul{min-width:0;box-shadow:none;background:var(--home-tip-bg);border:0;margin-bottom:5px;font-size:15px;position:static}.l_NImq_themeSwitch{width:max-content;margin:5px 10px}.l_NImq_themeSwitch button{width:43px;height:36px}.l_NImq_mobileMenu{background:color-mix(in srgb,var(--home-paper) 70%,transparent);width:43px;height:43px;color:var(--home-ink);border:0;border-radius:6px;align-content:center;gap:5px;padding:10px;display:grid}.l_NImq_mobileMenu span{background:currentColor;width:23px;height:2px}.l_NImq_hero{height:275px;padding-left:10px}.l_NImq_hero h1{font-size:5.9vw}.l_NImq_hero:lang(zh-CN) h1{font-size:6.5vw}.l_NImq_heroCopy{max-width:60%}.l_NImq_heroArt{width:52%;right:-15px}.l_NImq_heroSub{white-space:normal;max-width:320px}.l_NImq_heroActions{justify-content:flex-start}.l_NImq_secondary{min-height:35px;padding:5px 9px}.l_NImq_benefits{margin-left:5px;margin-right:5px}.l_NImq_benefits article{gap:7px;padding:4px 9px}.l_NImq_benefits p{font-size:11px}}@media (max-width:520px){.l_NImq_header{width:calc(100% - 32px);height:62px}.l_NImq_main{width:calc(100% - 25px)}.l_NImq_wordmark .brand-lockup__copy strong{font-size:25px}.l_NImq_wordmark .brand-lockup__mark{width:36px;height:36px}.l_NImq_hero{height:315px;padding:25px 0 0 7px;display:block}.l_NImq_heroCopy{text-align:left;max-width:100%}.l_NImq_hero h1{letter-spacing:-1.5px;font-size:clamp(36px,8.8vw,46px);line-height:1.07}.l_NImq_hero:lang(zh-CN) h1{letter-spacing:0}.l_NImq_positioning{max-width:97%;padding:5px 10px 4px;display:table}.l_NImq_enBreak{display:none}.l_NImq_heroSub{white-space:nowrap;max-width:100%}.l_NImq_heroActions{z-index:3;justify-content:start;justify-items:start;gap:3px;display:grid;position:relative}.l_NImq_primary{gap:13px;min-height:47px;padding:9px 19px 5px}.l_NImq_secondary{background:0 0;border:0;min-height:30px;padding:6px 1px}.l_NImq_heroArt{bottom:0;right:-9px}.l_NImq_questionStem{margin-bottom:12px;font-size:15px;line-height:1.4}.l_NImq_tableWrap{flex-basis:34%}.l_NImq_questionTable{font-size:15px}.l_NImq_questionTable th,.l_NImq_questionTable td{padding:4px 5px}.l_NImq_previewOptions{gap:4px}.l_NImq_previewOption{gap:6px;padding:4px 2px;font-size:13px!important}.l_NImq_radioMark{flex-basis:18px;width:18px;height:18px}.l_NImq_previewOption strong{font-size:12px}.l_NImq_previewOption>span:last-child{-webkit-line-clamp:2}.l_NImq_hintButton{gap:4px;min-height:42px;padding:7px 9px;font-size:17px!important}.l_NImq_hintButton svg{width:20px;height:20px}.l_NImq_submit{gap:10px;min-height:44px;padding:9px 18px 5px}.l_NImq_sampleAnswer{height:171px;padding:14px 10px;font-size:13px}.l_NImq_sampleAnswer p{margin-bottom:20px}.l_NImq_benefits{grid-template-columns:1fr;gap:7px}.l_NImq_benefits article+article{border-left:0;border-top:1px dashed var(--home-border)}.l_NImq_benefits h3{margin-bottom:4px}.l_NImq_sprout{margin-left:auto}.l_NImq_footerBrand .brand-lockup__copy strong{font-size:19px}.l_NImq_footerBrand .brand-lockup__mark{width:27px;height:27px}.l_NImq_sheet{border-radius:16px 16px 9px 9px}.l_NImq_sheet[open]{animation:.2s ease-out l_NImq_sheet-up}.l_NImq_sheetHeader{gap:10px;padding:18px 17px 15px}.l_NImq_sheetHeader h2{font-size:30px}.l_NImq_sheetHeader>div>p:last-child{font-size:12px}.l_NImq_sheetEyebrow{font-size:10px}.l_NImq_closeSheet{flex-basis:39px;width:39px;height:39px}.l_NImq_sheetFooter{padding:9px 17px}.l_NImq_sessionToolbar{gap:7px;font-size:12px}.l_NImq_sessionToolbar select{max-width:55%;font-size:13px}.l_NImq_sessionStem{line-height:1.5}.l_NImq_session .l_NImq_questionTable{font-size:17px}.l_NImq_session .l_NImq_questionTable td,.l_NImq_session .l_NImq_questionTable th{padding:7px}.l_NImq_option{min-height:49px}.l_NImq_option input{left:10px}.l_NImq_sessionActions{gap:7px;margin-top:18px}.l_NImq_sessionActions .l_NImq_submit{padding:9px 16px 5px}.l_NImq_result h3{font-size:25px}.l_NImq_result p,.l_NImq_detailToggle{font-size:14px}.l_NImq_demoNotice{padding:9px 10px;font-size:12px}.l_NImq_stageTabs{gap:4px}.l_NImq_stageTabs button{gap:4px;padding:7px 5px;font-size:11px}.l_NImq_stageTabs button>span{flex-basis:15px;width:15px;height:15px;font-size:9px}.l_NImq_feedbackStageContent>.l_NImq_sampleAnswer{max-width:280px;height:250px;font-size:20px}.l_NImq_feedbackStageContent h3{font-size:24px}.l_NImq_feedbackStageContent>p,.l_NImq_improvement>p{font-size:14px}.l_NImq_improvement{padding:15px}.l_NImq_improvement h3{font-size:23px}}@media (max-width:355px){.l_NImq_header{width:calc(100% - 26px)}.l_NImq_wordmark .brand-lockup__copy strong{font-size:22px}.l_NImq_hero{height:302px;padding-left:4px}.l_NImq_hero h1{font-size:33px}.l_NImq_primary{min-height:44px;padding:8px 15px 5px}.l_NImq_heroArt{width:55%}.l_NImq_previewOption{gap:5px;font-size:11px!important}.l_NImq_questionStem{font-size:14px}.l_NImq_submit{padding:8px 13px 5px}.l_NImq_sampleAnswer{padding-left:8px;padding-right:8px}}@keyframes l_NImq_sheet-up{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.l_NImq_home *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.l_NImq_hero h1{margin-bottom:12px}.l_NImq_hero:lang(zh-CN) h1{font-size:clamp(48px,5.3vw,80px);line-height:1.04}.l_NImq_hero h1 em{font-size:1.12em}.l_NImq_positioning{margin-top:7px;margin-bottom:8px}.l_NImq_heroSub{margin-top:7px;margin-bottom:10px}@media (max-width:1050px){.l_NImq_hero:lang(zh-CN) h1{font-size:5.8vw}}@media (max-width:900px){.l_NImq_hero:lang(zh-CN) h1{font-size:6vw}}@media (max-width:520px){.l_NImq_hero:lang(zh-CN) h1{font-size:clamp(42px,10.8vw,55px);line-height:1.05}.l_NImq_hero h1{margin-bottom:18px}.l_NImq_heroSub{margin:9px 0 15px}.l_NImq_positioning{margin:5px 0 10px}}@media (max-width:355px){.l_NImq_hero:lang(zh-CN) h1{font-size:39px}}@media (max-width:520px){.l_NImq_heroArt{width:52%}.l_NImq_previewOption{min-height:31px}}@media (min-width:1051px){.l_NImq_benefits{margin-top:18px;margin-bottom:10px}.l_NImq_benefits article{gap:11px;padding-left:15px;padding-right:15px}.l_NImq_benefits p{font-size:12px}}@media (min-width:1251px){.l_NImq_hero:lang(en) h1{font-size:clamp(48px,5.1vw,77px)}}.l_NImq_benefits p{font-family:inherit}.l_NImq_previewQuote{background:var(--home-tip-bg);border-radius:2px 10px 3px 6px;margin:0 0 13px;padding:10px 12px;transform:rotate(-.5deg)}.l_NImq_previewQuote p{margin:0 0 4px;font-family:"Source Serif 4 Variable",serif;font-size:14px;line-height:1.35}.l_NImq_previewQuote cite{color:var(--home-muted);text-align:right;font-size:11px;font-style:normal;display:block}.l_NImq_sessionQuote{background:var(--home-tip-bg);border-radius:3px 9px 5px 10px;margin:0 0 18px;padding:16px}.l_NImq_sessionQuote p{white-space:pre-line;margin:0 0 8px;font-family:"Source Serif 4 Variable",serif;font-size:16px;line-height:1.6}.l_NImq_sessionQuote cite{color:var(--home-muted);font-size:12px;font-style:normal}.l_NImq_handwritingPhoto{aspect-ratio:3/4;border-radius:3px;flex-shrink:0;margin:0;position:relative;overflow:visible;transform:rotate(-1deg);box-shadow:2px 5px 8px #001a3e20}.l_NImq_handwritingPhoto>img{border-radius:3px;display:block}.l_NImq_photoMark{background:0 0;border:1.7px solid;border-radius:3px 7px 4px 6px;width:80%;padding:0;transition:background .15s,box-shadow .15s;position:absolute;left:9%}.l_NImq_correctMark{color:#176537;background:#5dcc6b0a;border-color:#25874a}.l_NImq_incorrectMark{color:#a42721;background:#f8664a0d;border-color:#ce3d2b}.l_NImq_photoMark[aria-pressed=true]{background:#ffffff25;box-shadow:0 0 0 2px}.l_NImq_photoMark>span{background:#fffdf5;border:1px solid;border-radius:8px;min-width:28px;padding:2px 4px;font:700 12px/1.1 "Source Sans 3 Variable",sans-serif;position:absolute;top:-10px;right:-7px}.l_NImq_recognizedLine{margin-bottom:4px;font-family:"Source Serif 4 Variable",serif;font-size:13px;line-height:1.25}.l_NImq_markReason{font-size:12px;line-height:1.35}.l_NImq_reasonNumber{white-space:nowrap;font-size:12px;font-weight:700;line-height:1.4}.l_NImq_expandedFeedback{align-items:start;margin:15px 0 24px}.l_NImq_feedbackStageContent>.l_NImq_handwritingPhoto{margin:0 auto 22px}.l_NImq_sheet{isolation:isolate;box-shadow:none;filter:drop-shadow(0 12px 24px #001a3e45);background:0 0;border:0;border-radius:5px;overflow:visible}.l_NImq_sheet:before{content:"";z-index:-1;pointer-events:none;position:absolute}.l_NImq_sheetHeader,.l_NImq_sheetFooter{background:0 0}.l_NImq_sheetHeader h2{margin-bottom:14px;display:table;position:relative;transform:rotate(-1deg)}.l_NImq_sheetHeader h2:after{content:"";background:var(--home-coral);border-radius:80%;height:3px;position:absolute;bottom:-6px;left:0;right:0;transform:rotate(-1deg)}.l_NImq_sheetHeader{border-bottom:0;padding-bottom:11px}.l_NImq_sheetScroll{padding-top:13px}.l_NImq_session,.l_NImq_feedbackSession{border:1px dashed var(--home-border);background:color-mix(in srgb,var(--home-paper) 80%,transparent);border-radius:7px 12px 9px 5px;padding:18px}.l_NImq_sessionToolbar{font-size:17px}.l_NImq_sessionToolbar select{font-family:"Source Sans 3 Variable",sans-serif;font-size:14px}.l_NImq_sessionToolbar>span{font-family:"Source Sans 3 Variable",sans-serif}.l_NImq_option{background:color-mix(in srgb,var(--home-paper) 60%,transparent);border-radius:3px 12px 5px 9px}.l_NImq_optionSelected{background:var(--home-tip-bg)}.l_NImq_optionCorrect{background:var(--home-green-bg)}.l_NImq_optionWrong{background:var(--home-red-bg)}.l_NImq_benefits{z-index:1;background:color-mix(in srgb,var(--home-paper) 96%,transparent);border-radius:30px;margin:35px 100px 22px;padding:13px 0;position:relative}.l_NImq_footer{background:var(--home-paper);border-radius:7px 24px 10px 19px;flex-wrap:wrap;gap:20px;width:min(1180px,100% - 220px);margin:0 auto;padding:17px 25px}.l_NImq_footer>p{max-width:340px;font-size:11px}@media (max-width:1250px){.l_NImq_benefits{margin-left:70px;margin-right:70px}.l_NImq_benefits article{padding:4px 12px}.l_NImq_footer{width:calc(100% - 160px);padding:16px 22px}.l_NImq_footer>p{max-width:none;margin-left:0}}@media (max-width:1050px){.l_NImq_markReason{font-size:11px}.l_NImq_recognizedLine{font-size:12px}.l_NImq_reasonNumber{font-size:10px}.l_NImq_footer{width:calc(100% - 130px)}}@media (max-width:900px){.l_NImq_markReason{font-size:13px}.l_NImq_recognizedLine{font-size:14px}.l_NImq_reasonNumber{font-size:12px}.l_NImq_benefits{margin-left:40px;margin-right:40px;padding:12px}.l_NImq_benefits article{padding:4px 8px}.l_NImq_benefits p{font-size:12px}.l_NImq_footer{width:calc(100% - 110px)}.l_NImq_session,.l_NImq_feedbackSession{padding:15px}.l_NImq_expandedFeedback{gap:15px}}@media (max-width:680px){.l_NImq_benefits{margin:25px 25px 20px}.l_NImq_footer{width:calc(100% - 70px);padding:18px 23px}.l_NImq_footer nav{font-size:12px}.l_NImq_footer>p{font-size:11px}}@media (max-width:520px){.l_NImq_previewQuote{margin-bottom:10px;padding:9px 10px}.l_NImq_previewQuote p{font-size:13px}.l_NImq_markReason{font-size:11px}.l_NImq_recognizedLine{font-size:12px}.l_NImq_reasonNumber{font-size:10px}.l_NImq_photoMark>span{min-width:24px;padding:2px 3px;font-size:10px;top:-8px;right:-6px}.l_NImq_benefits{border-radius:12px;margin:25px 20px 18px;padding:9px 4px}.l_NImq_footer{gap:14px;width:calc(100% - 60px);padding:18px 19px}.l_NImq_footer nav{gap:14px;font-size:12px}.l_NImq_footer>p{font-size:10px}.l_NImq_home{padding-bottom:95px}.l_NImq_sheet{width:calc(100% - 28px);height:calc(100dvh - 28px);inset:14px 14px 14px auto}.l_NImq_sheet:before{inset:-7px}.l_NImq_sheetScroll{padding:12px 11px 20px}.l_NImq_session,.l_NImq_feedbackSession{padding:13px 11px}.l_NImq_session .l_NImq_tableWrap{width:76%}.l_NImq_sessionStem{font-size:16px}.l_NImq_option{gap:8px;padding:11px 9px;font-size:14px}.l_NImq_sessionActions .l_NImq_submit{padding-left:11px;padding-right:11px;font-size:17px!important}.l_NImq_sessionActions .l_NImq_hintButton,.l_NImq_sessionActions .l_NImq_translationButton{padding:7px;font-size:16px!important}.l_NImq_expandedFeedback{flex-direction:column;align-items:stretch;gap:21px;display:flex}.l_NImq_expandedFeedback .l_NImq_markReason{font-size:13px}.l_NImq_expandedFeedback .l_NImq_recognizedLine{font-size:14px}.l_NImq_expandedFeedback .l_NImq_reasonNumber{font-size:13px}.l_NImq_sessionQuote{padding:12px}.l_NImq_sessionQuote p{font-size:15px}}@media (max-width:355px){.l_NImq_footer nav{gap:12px;font-size:11px}}@media (prefers-reduced-motion:reduce){.l_NImq_photoMark{transition:none}}.l_NImq_home{--home-paper-shape:polygon(1% 0.7%,5% 0,12% 0.5%,21% 0,32% 0.4%,44% 0,55% 0.5%,67% 0,78% 0.4%,89% 0,98.8% 0.7%,100% 4%,99.5% 14%,100% 25%,99.5% 37%,100% 50%,99.5% 63%,100% 76%,99.5% 88%,100% 96%,98.7% 99.3%,90% 100%,79% 99.5%,67% 100%,55% 99.5%,43% 100%,31% 99.5%,20% 100%,9% 99.5%,1% 100%,0 96%,0.5% 86%,0 74%,0.5% 61%,0 49%,0.5% 37%,0 24%,0.5% 12%,0 4%)}.l_NImq_sheet:before{background:var(--home-paper);clip-path:var(--home-paper-shape);border:0;border-image:;inset:0}.l_NImq_mascotArt{object-fit:contain;object-position:center;pointer-events:none;width:100%;height:100%;display:block}.l_NImq_benefitArt{flex:0 0 96px;width:96px;height:96px;display:block}.l_NImq_benefits article{gap:13px}@media (max-width:1250px){.l_NImq_benefitArt{flex-basis:82px;width:82px;height:82px}.l_NImq_benefits article{gap:9px;padding-left:8px;padding-right:8px}}@media (min-width:521px) and (max-width:900px){.l_NImq_benefits article{text-align:center;flex-direction:column;gap:8px;padding:10px}.l_NImq_benefitArt{flex-basis:82px;width:82px;height:82px}.l_NImq_benefits p{font-size:12px;line-height:1.45}.l_NImq_sprout{display:none}}@media (max-width:520px){.l_NImq_benefitArt{flex-basis:68px;width:68px;height:68px}.l_NImq_benefits article{gap:9px;padding:10px 8px}.l_NImq_benefits p{font-size:12px;line-height:1.4}.l_NImq_sprout{display:none}.l_NImq_home:lang(en) .l_NImq_positioning{max-width:95%;font-size:clamp(17px,4.5vw,22px)}.l_NImq_home:lang(en) .l_NImq_enBreak{display:block}}@media (max-width:355px){.l_NImq_benefitArt{flex-basis:58px;width:58px;height:58px}}.l_NImq_home{--home-garden:url(/home/garden-day-v2.avif);--home-garden-wide:url(/home/garden-day-wide-v5.avif);--home-foliage:url(/home/botanical-side-day-v5.avif);--home-meadow:url(/home/botanical-meadow-day-v5.avif);--home-foliage-width:clamp(48px,8vw,320px);padding-bottom:125px}.l_NImq_home[data-home-theme=dark]{--home-garden:url(/home/garden-night-v2.avif);--home-garden-wide:url(/home/garden-night-wide-v5.avif);--home-foliage:url(/home/botanical-side-night-v5.avif);--home-meadow:url(/home/botanical-meadow-night-v5.avif)}.l_NImq_gardenBackground{z-index:-2;pointer-events:none;background:var(--home-garden) center top / max(100%,900px) auto no-repeat;height:clamp(600px,66.667vw,1067px);position:absolute;inset:0 0 auto;-webkit-mask-image:linear-gradient(#000 calc(100% - 100px),#0000);mask-image:linear-gradient(#000 calc(100% - 100px),#0000)}.l_NImq_scenerySides{z-index:0;pointer-events:none;position:absolute;inset:clamp(300px,26vw,450px) 0 0;-webkit-mask-image:linear-gradient(#0000,#000 70px);mask-image:linear-gradient(#0000,#000 70px)}.l_NImq_scenerySides:before,.l_NImq_scenerySides:after{content:"";width:var(--home-foliage-width);background:var(--home-foliage) left top / max(100%,180px) auto repeat-y;position:absolute;inset-block:0;-webkit-mask-image:linear-gradient(90deg,#000 55%,#0000);mask-image:linear-gradient(90deg,#000 55%,#0000)}.l_NImq_scenerySides:before{left:0}.l_NImq_scenerySides:after{background-position:0 95px;right:0;transform:scaleX(-1)}.l_NImq_foreground{z-index:0;pointer-events:none;background:var(--home-meadow) center bottom / 900px auto repeat-x;height:300px;position:absolute;inset:auto 0 0}@media (min-width:1600px){.l_NImq_gardenBackground{background-image:var(--home-garden-wide);background-size:cover;height:clamp(600px,30vw,960px);-webkit-mask-image:linear-gradient(#000 calc(100% - 140px),#0000);mask-image:linear-gradient(#000 calc(100% - 140px),#0000)}}@media (max-width:520px){.l_NImq_gardenBackground{background-position:43% 0;background-size:auto 800px;height:800px}.l_NImq_scenerySides{--home-foliage-width:38px;top:390px}.l_NImq_foreground{background-size:720px;height:240px}}@media (min-width:1921px){.l_NImq_header,.l_NImq_main,.l_NImq_footer{zoom:clamp(1,calc(100vw / 1920px),1.75)}}.l_NImq_panels{grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr);align-items:start;gap:24px;display:grid}.l_NImq_paper{isolation:isolate;filter:drop-shadow(0 4px 1px #6a491b18);min-width:0;padding:24px;position:relative}.l_NImq_paper:before{content:"";z-index:-1;pointer-events:none;background:var(--home-card-paper,var(--home-paper));clip-path:var(--home-paper-shape);position:absolute;inset:0}[data-home-theme=dark] .l_NImq_paper{filter:drop-shadow(0 5px 2px #0003)}.l_NImq_feedback{--home-card-paper:color-mix(in srgb, var(--home-paper) 68%, #b7eaff)}[data-home-theme=dark] .l_NImq_feedback{--home-card-paper:color-mix(in srgb, var(--home-paper) 68%, var(--home-tip-bg))}.l_NImq_methodCard{--home-card-paper:color-mix(in srgb, var(--home-paper) 94%, #ffe9a1)}.l_NImq_panelHeading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;display:flex}.l_NImq_panelHeading h2{font:400 clamp(27px, 2.4vw, 34px)/1.15 var(--hand);margin:0;position:relative;transform:rotate(-1deg)}.l_NImq_panelHeading h2:after{content:"";background:var(--home-coral);clip-path:polygon(0 65%,16% 13%,39% 33%,66% 7%,99% 46%,100% 75%,68% 53%,39% 76%,16% 58%,0 100%);height:4px;position:absolute;inset:auto 0 -8px}.l_NImq_noLogin{color:var(--home-muted);flex-shrink:0;font-size:12px;line-height:1.4}.l_NImq_practiceToolbar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:18px;display:flex}.l_NImq_practiceToolbar select{border:1px solid var(--home-border);background:var(--home-paper);max-width:100%;min-height:38px;color:var(--home-blue);border-radius:4px;padding:5px 28px 5px 10px;font-size:15px;font-weight:600}.l_NImq_previewType{color:var(--home-muted);font-size:12px}.l_NImq_previewContent{height:auto;overflow:visible}.l_NImq_questionLayout{align-items:center;gap:20px;min-height:0;display:flex}.l_NImq_questionLayout .l_NImq_previewOption>span:last-child{-webkit-line-clamp:unset;display:block;overflow:visible}.l_NImq_questionLayout:not(:has(.l_NImq_tableWrap)) .l_NImq_previewOption{min-height:38px;line-height:1.4;font-size:15px!important}.l_NImq_historyQuestion{display:block}.l_NImq_practiceActions{justify-content:flex-end;align-items:center;gap:14px;margin-top:14px;display:flex}.l_NImq_practiceActions .l_NImq_submit{margin:0}.l_NImq_practiceCompanion{flex:0 0 56px;width:56px;height:56px}.l_NImq_feedbackHeader{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px 12px;margin-bottom:16px;display:flex}.l_NImq_feedbackHeader .l_NImq_panelHeading{margin-bottom:0}.l_NImq_feedbackHeader .l_NImq_panelHeading h2{font-size:clamp(27px,2.1vw,32px)}.l_NImq_previewStages{flex-wrap:wrap;justify-content:flex-start;gap:6px;margin:0 0 17px;display:flex}.l_NImq_previewStages button{border:1px solid var(--home-border);background:color-mix(in srgb, var(--home-paper) 65%, transparent);min-height:34px;color:var(--home-blue);border-radius:4px;align-items:center;gap:5px;padding:5px 8px;font-size:12px;line-height:1.2;display:inline-flex}.l_NImq_previewStages button:hover{background:var(--home-tip-bg)}.l_NImq_previewStages svg{flex-shrink:0;width:17px;height:17px}.l_NImq_annotatedFeedback{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:start;gap:18px;display:grid}.l_NImq_annotatedFeedback h3{font:600 14px/1.35 var(--body);margin:0 0 10px}.l_NImq_inkColumn{min-width:0}.l_NImq_photoFrame{justify-content:center;padding:3px 5px 0;display:flex}.l_NImq_handwritingPhoto{flex-shrink:1;width:100%;min-width:0;max-width:180px;height:auto}.l_NImq_handwritingPhoto>img{width:100%;height:auto;display:block}.l_NImq_markReasons{gap:8px;min-width:0;display:grid}.l_NImq_markReasons h3{margin-bottom:2px}.l_NImq_markReasons>button{text-align:left;border:1px solid;border-radius:4px 9px 5px 8px;align-items:flex-start;gap:7px;min-width:0;padding:10px;display:flex;position:relative}.l_NImq_markReasons>button[aria-pressed=true]{outline-offset:1px;outline:2px solid}.l_NImq_markReasons>button>span:last-child{flex-direction:column;min-width:0;display:flex}.l_NImq_markReasons strong{font:600 15px/1.35 var(--body);margin-bottom:4px}.l_NImq_markReasons>.l_NImq_goodFeedback{color:var(--home-green)}.l_NImq_markReasons>.l_NImq_badFeedback{color:var(--home-red)}.l_NImq_markPicker{display:none}.l_NImq_feedbackBottom{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px 14px;margin-top:16px;display:flex}.l_NImq_exampleLink{color:var(--home-muted);text-align:left;text-underline-offset:3px;background:0 0;border:0;padding:8px 0;font-size:12px;text-decoration:underline}.l_NImq_frqCta{--button-color:#07588e;min-height:43px;margin-left:0;padding:10px 15px;font-size:16px!important}[data-home-theme=dark] .l_NImq_frqCta{--button-color:#123f6a}.l_NImq_expandedFeedback .l_NImq_handwritingPhoto{max-width:275px}.l_NImq_expandedFeedback .l_NImq_markReasons>button{min-height:0}.l_NImq_moreCards{grid-template-columns:minmax(0,3fr) minmax(0,2fr);align-items:start;gap:28px;margin:30px 24px;display:grid}.l_NImq_moreCards .l_NImq_panelHeading h2{font-size:31px}.l_NImq_coverageNote{color:var(--home-muted);margin:0 0 14px;font-size:14px;line-height:1.5}.l_NImq_subjectChoices{flex-wrap:wrap;gap:6px;margin-bottom:18px;display:flex}.l_NImq_subjectChoices>button{border:1px solid var(--home-border);min-height:38px;color:var(--home-blue);background:0 0;border-radius:3px 8px 3px 7px;padding:7px 9px;font-size:13px;font-weight:600}.l_NImq_subjectChoices>button[aria-pressed=true]{background:var(--home-tip-bg);border-color:var(--home-blue);box-shadow:0 2px 0 var(--home-blue)}.l_NImq_subjectNote{padding-right:0}.l_NImq_subjectNote h3{font:600 18px/1.3 var(--body);margin:0 0 9px}.l_NImq_subjectNote p{color:var(--home-muted);margin:0 0 10px;font-size:14px;line-height:1.55}.l_NImq_subjectNote>span{color:var(--home-muted);font-size:12px}.l_NImq_exploreActions{flex-wrap:wrap;align-items:center;gap:6px 20px;min-height:74px;margin-top:10px;padding-right:80px;display:flex}.l_NImq_textAction{min-height:44px;color:var(--home-blue);background:0 0;border:0;align-items:center;padding:7px 0;font-size:15px;font-weight:600;line-height:1.4;text-decoration:none;display:inline-flex}.l_NImq_textAction:hover{text-underline-offset:4px;text-decoration:underline}.l_NImq_exploreActions>a{color:var(--home-muted);padding:10px 0;font-size:13px;text-decoration:none}.l_NImq_exploreCompanion{pointer-events:none;width:80px;height:80px;position:absolute;bottom:22px;right:18px}.l_NImq_methodSteps{flex-wrap:wrap;gap:6px;margin-bottom:14px;display:flex}.l_NImq_methodSteps button{border:1px solid var(--home-border);min-height:38px;color:var(--home-muted);font:600 12px/1.25 var(--body);background:0 0;border-radius:4px;align-items:center;gap:6px;padding:6px 8px;display:flex}.l_NImq_methodSteps button>span{color:var(--home-muted);font-weight:400}.l_NImq_methodSteps button[aria-pressed=true]{color:var(--home-blue);border-color:var(--home-blue);background:var(--home-tip-bg)}.l_NImq_methodDescription{color:var(--home-muted);margin:0 0 10px;font-size:14px;line-height:1.6}.l_NImq_acronym{font-family:var(--body);font-weight:650}.l_NImq_practice,.l_NImq_exploreCard{min-width:0}.l_NImq_hero h1 .l_NImq_acronym{font-family:var(--body);letter-spacing:-.04em;font-size:.95em;font-style:normal;font-weight:750;transform:none}.l_NImq_positioning{font-family:var(--body);font-size:clamp(16px,1.7vw,26px);font-weight:600;line-height:1.3}.l_NImq_heroSub{font:500 clamp(12px, 1.2vw, 17px)/1.4 var(--body)}.l_NImq_nav{font-family:var(--body);font-size:16px;font-weight:600}.l_NImq_primary,.l_NImq_secondary,.l_NImq_submit{min-height:44px;padding:10px 18px;font-weight:650;font-family:var(--body)!important;font-size:17px!important}.l_NImq_frqCta{font-weight:650;font-family:var(--body)!important}.l_NImq_benefits h3{font-family:var(--body);font-size:19px;font-weight:600;line-height:1.35}.l_NImq_benefits:lang(zh-CN) h3{font-size:20px;font-weight:600}@media (max-width:1250px){.l_NImq_paper{padding:24px}.l_NImq_panelHeading h2{font-size:31px}.l_NImq_noLogin{font-size:11px}.l_NImq_annotatedFeedback{gap:14px}.l_NImq_markReasons strong{font-size:14px}.l_NImq_markReason{font-size:12px}.l_NImq_moreCards{gap:22px;margin-inline:12px}.l_NImq_moreCards .l_NImq_panelHeading h2{font-size:28px}.l_NImq_nav{gap:15px;font-size:14px}}@media (max-width:900px){.l_NImq_panels{grid-template-columns:1fr;gap:26px;max-width:670px;margin:auto}.l_NImq_paper{padding:26px}.l_NImq_panelHeading h2{font-size:36px}.l_NImq_annotatedFeedback{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:20px}.l_NImq_markReasons strong{font-size:16px}.l_NImq_moreCards{gap:20px;max-width:670px;margin:28px auto}.l_NImq_moreCards .l_NImq_paper{padding:22px}.l_NImq_moreCards .l_NImq_panelHeading h2{font-size:28px}.l_NImq_methodSteps{gap:5px}.l_NImq_nav{gap:10px;font-size:13px}}@media (max-width:680px){.l_NImq_moreCards{grid-template-columns:1fr;margin-inline:12px}.l_NImq_moreCards .l_NImq_panelHeading h2{font-size:30px}}@media (max-width:520px){.l_NImq_paper{padding:24px 20px}.l_NImq_panelHeading{gap:8px;margin-bottom:22px}.l_NImq_panelHeading h2{font-size:clamp(27px,7.5vw,36px)}.l_NImq_noLogin{font-size:10px}.l_NImq_practiceToolbar{gap:9px;margin-bottom:16px}.l_NImq_practiceToolbar select{font-size:14px}.l_NImq_questionLayout{gap:12px}.l_NImq_questionLayout:not(:has(.l_NImq_tableWrap)) .l_NImq_previewOption{min-height:42px;font-size:13px!important}.l_NImq_practiceActions{gap:12px;margin-top:16px}.l_NImq_practiceCompanion{flex-basis:60px;width:60px;height:60px}.l_NImq_previewStages{gap:5px;margin-bottom:16px}.l_NImq_previewStages button{padding:6px;font-size:11px}.l_NImq_previewStages svg{width:15px;height:15px}.l_NImq_annotatedFeedback:not(.l_NImq_expandedFeedback){grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:16px 12px}.l_NImq_annotatedFeedback h3{font-size:13px}.l_NImq_markPicker{grid-column:1/-1;gap:8px;display:flex}.l_NImq_markPicker>button{border:1px solid var(--home-border);min-height:40px;color:var(--home-blue);background:var(--home-paper);border-radius:4px;flex:1;font-size:14px;font-weight:600}.l_NImq_markPicker>button[aria-pressed=true]{background:var(--home-tip-bg);border-color:var(--home-blue)}.l_NImq_annotatedFeedback:not(.l_NImq_expandedFeedback) .l_NImq_markReasons>button[aria-pressed=false]{display:none}.l_NImq_markReasons>button{padding:12px 9px}.l_NImq_annotatedFeedback:not(.l_NImq_expandedFeedback) .l_NImq_reasonNumber{display:none}.l_NImq_markReasons strong{font-size:15px}.l_NImq_recognizedLine{font-size:12px}.l_NImq_markReason{font-size:12px;line-height:1.5}.l_NImq_feedbackBottom{gap:8px;margin-top:18px}.l_NImq_frqCta{padding:10px 12px;font-size:14px!important}.l_NImq_exampleLink{max-width:110px;font-size:11px}.l_NImq_expandedFeedback{flex-direction:column;gap:20px;display:flex}.l_NImq_expandedFeedback .l_NImq_markReasons strong{font-size:17px}.l_NImq_expandedFeedback .l_NImq_markReasons{align-self:stretch}.l_NImq_expandedFeedback .l_NImq_handwritingPhoto{max-width:270px}.l_NImq_moreCards{margin-inline:8px}.l_NImq_moreCards .l_NImq_paper{padding:24px 20px}.l_NImq_moreCards .l_NImq_panelHeading h2{font-size:29px}.l_NImq_exploreActions{gap:0 16px;padding-right:64px}.l_NImq_exploreCompanion{width:68px;height:68px;right:15px}.l_NImq_primary,.l_NImq_secondary,.l_NImq_submit{padding:10px 13px;font-size:15px!important}.l_NImq_heroSub{font-size:clamp(10px,2.8vw,14px)}.l_NImq_benefits h3,.l_NImq_benefits:lang(zh-CN) h3{font-size:18px}}
@font-face{font-family:Kalam;font-style:normal;font-display:swap;font-weight:700;src:url(../media/kalam-latin-700-normal.41yr755lkswx3.woff2)format("woff2"),url(../media/kalam-latin-700-normal.2iuhv1zyq6zeb.woff)format("woff")}
.IXzTla_main{width:min(1620px,100% - 112px);font-family:var(--family-sans);margin:0 auto;font-size:17px;line-height:1.5;position:relative}.IXzTla_main h1,.IXzTla_main h2{font-family:var(--family-hand);text-wrap:pretty;margin:0 0 22px;font-weight:400;line-height:1.22;display:table;position:relative}.IXzTla_main h1{font-size:clamp(40px,3.35vw,62px)}.IXzTla_main h1:after,.IXzTla_main h2:after{content:"";background:var(--family-coral);border-radius:65%;height:3px;position:absolute;inset:auto 0 -7px;transform:rotate(-.6deg)}.IXzTla_main h1 span,.IXzTla_main h2 span{font-family:var(--family-sans);font-weight:750}.IXzTla_main h2{font-size:32px}.IXzTla_main h3{margin:24px 0 12px;font-size:20px;line-height:1.3}.IXzTla_main p{text-wrap:pretty;margin:10px 0 16px}.IXzTla_main small{font-size:14px;display:block}.IXzTla_muted,.IXzTla_small{color:var(--family-muted)}.IXzTla_small{font-size:14px}.IXzTla_eyebrow{color:var(--family-coral);font-size:19px;font-weight:650;margin:0 0 8px!important}.IXzTla_paper{isolation:isolate;filter:drop-shadow(0 3px 3px #5c3f1912);min-width:0;padding:28px;position:relative}.IXzTla_paper:before{content:"";z-index:-1;background:var(--card-fill,var(--family-paper));clip-path:var(--family-shape);pointer-events:none;position:absolute;inset:0}.IXzTla_button,.IXzTla_secondary,.IXzTla_blueButton{background:var(--family-coral);min-height:46px;font-weight:650;line-height:1.25;font-family:var(--family-sans);text-align:center;border:1px solid #0000;border-radius:7px 10px 6px 9px;justify-content:center;align-items:center;gap:12px;padding:11px 23px;display:inline-flex;color:#fff!important;text-decoration:none!important}.IXzTla_secondary{background:var(--family-paper);border-color:var(--family-border);color:var(--family-blue)!important}.IXzTla_blueButton{background:#165689;color:#fff!important}.IXzTla_button:hover,.IXzTla_blueButton:hover{filter:brightness(.94)}.IXzTla_secondary:hover{background:var(--family-tint)}[data-family-theme=dark] .IXzTla_button{color:#102a43!important}[data-family-theme=dark] .IXzTla_blueButton{background:#b5ddff;color:#102a43!important}.IXzTla_actions{flex-wrap:wrap;align-items:center;gap:13px;display:flex}.IXzTla_textLink{align-items:center;min-height:44px;font-weight:650;display:inline-flex}.IXzTla_hubHero{grid-template-columns:1.2fr 1fr;align-items:center;gap:50px;padding:25px 9%;display:grid}.IXzTla_hubHero p{margin-bottom:0;font-size:21px}.IXzTla_searchArea{gap:14px;display:grid}.IXzTla_searchArea input{border:1px solid var(--family-border);background:var(--family-paper);width:100%;min-height:48px;color:var(--family-ink);border-radius:10px;padding:11px 16px}.IXzTla_searchArea input::placeholder{color:var(--family-muted)}.IXzTla_tabs{flex-wrap:wrap;gap:8px;display:flex}.IXzTla_tabs button{border:1px solid var(--family-border);background:var(--family-tint);min-height:42px;color:var(--family-blue);border-radius:5px;padding:8px 18px;font-weight:600}.IXzTla_tabs button[aria-pressed=true]{background:var(--family-blue);color:var(--family-paper);border-color:var(--family-blue)}.IXzTla_searchArea .IXzTla_tabs button{flex:1}.IXzTla_hubCards{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.IXzTla_subjectCard{--card-fill:var(--family-tint);padding:29px 30px 22px}.IXzTla_subjectCard[data-subject=economics]{--card-fill:#eff7e7}[data-family-theme=dark] .IXzTla_subjectCard[data-subject=economics]{--card-fill:#213e35}.IXzTla_subjectCard[data-subject=history]{--card-fill:#edf7fa}[data-family-theme=dark] .IXzTla_subjectCard[data-subject=history]{--card-fill:#213b4c}.IXzTla_cardCopy{z-index:1;position:relative}.IXzTla_cardSummary{align-items:center;gap:10px;min-height:110px;margin:12px 0 20px;display:flex}.IXzTla_cardSummary p{flex:1;min-width:0}.IXzTla_cardArt{object-fit:contain;pointer-events:none;flex-shrink:0;width:43%;height:auto;max-height:145px;position:static}.IXzTla_cardCopy h2{font-size:27px;font-family:var(--family-sans);margin:0;font-weight:700;line-height:1.15}.IXzTla_cardCopy h2:after{display:none}.IXzTla_cardCopy small{margin-top:8px;font-size:23px}.IXzTla_cardCopy p{margin:0;font-size:16px}.IXzTla_subjectCard>.IXzTla_actions{z-index:2;position:relative}.IXzTla_subjectCard .IXzTla_button,.IXzTla_subjectCard .IXzTla_secondary{padding:11px 17px}.IXzTla_cardLinks{justify-content:space-between;align-items:center;gap:15px;margin-top:22px;display:flex}.IXzTla_cardLinks a{align-items:center;min-height:40px;text-decoration:none;display:inline-flex}.IXzTla_noResults{text-align:center;padding:35px}.IXzTla_hubLower{grid-template-columns:minmax(0,2.2fr) minmax(0,1fr);align-items:start;gap:22px;margin-top:22px;display:grid}.IXzTla_startSteps{align-items:center;gap:24px;margin:32px 0;display:flex}.IXzTla_startSteps>div{flex:1;align-items:center;gap:13px;line-height:1.4;display:flex}.IXzTla_startSteps b,.IXzTla_bridge b,.IXzTla_reasonSteps b,.IXzTla_unitGrid b{background:var(--family-tint);width:40px;height:40px;color:var(--family-blue);border-radius:50%;flex-shrink:0;place-items:center;font-size:23px;display:grid}.IXzTla_startSteps>div:nth-child(2) b,.IXzTla_unitGrid>a:nth-child(2) b{color:#245938;background:#d8eccd}.IXzTla_startSteps>div:nth-child(3) b,.IXzTla_unitGrid>a:nth-child(3) b{color:#7b4f13;background:#ffebbb}.IXzTla_hubLower>.IXzTla_paper:first-child>.IXzTla_small{margin-left:20px;display:inline-block}.IXzTla_subjectHero{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);align-items:center;gap:30px;min-height:290px;padding:0 7% 12px;display:grid}.IXzTla_subjectHero h1{margin-bottom:22px}.IXzTla_subjectHero>div>p:not(.IXzTla_eyebrow){font-size:20px;font-weight:600}.IXzTla_heroArt{object-fit:contain;pointer-events:none;justify-self:end;width:100%;max-width:530px;height:auto;max-height:300px;display:block}.IXzTla_subjectGrid{grid-template-columns:minmax(0,1.48fr) minmax(0,1fr);align-items:start;gap:20px;margin-top:14px;display:grid}.IXzTla_subjectGrid>.IXzTla_samplePreview{grid-area:1/2}.IXzTla_workbench{grid-area:1/1/span 2;min-width:0}.IXzTla_subjectGrid>.IXzTla_frqPreview{grid-area:2/2;align-self:start}.IXzTla_subjectActivity{grid-area:3/1;min-width:0}.IXzTla_subjectActivity .IXzTla_activity{margin:0}.IXzTla_subjectActivity .IXzTla_activity>div{flex-wrap:wrap;align-items:center;gap:20px;display:flex}.IXzTla_subjectActivity .IXzTla_activity>div>p{flex:1;min-width:200px;margin:0}.IXzTla_subjectActivity .IXzTla_activity>div>svg{width:62px;height:55px;margin:0}.IXzTla_subjectActivity .IXzTla_activitySubject{width:100%}.IXzTla_bridge{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:23px 0;display:grid}.IXzTla_bridge>div{background:var(--family-tint);border-radius:8px;align-items:flex-start;gap:10px;padding:15px 12px;display:flex}.IXzTla_bridge>div:nth-child(2){background:color-mix(in srgb,var(--family-paper),#b1d89d 22%)}.IXzTla_bridge>div:nth-child(3){background:color-mix(in srgb,var(--family-paper),#ffda8b 22%)}.IXzTla_bridge p{margin:0;font-size:16px}.IXzTla_bridge b{background:var(--family-paper);width:29px;height:29px;font-size:17px}.IXzTla_resourceGrid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.IXzTla_resourceGrid button{text-align:left;border:1px solid var(--family-border);background:var(--family-paper);color:var(--family-ink);border-radius:7px;align-items:center;gap:12px;min-height:76px;padding:15px 12px;display:flex}.IXzTla_resourceGrid button strong{color:var(--family-blue);font-size:26px;font-style:italic}.IXzTla_resourceGrid button[aria-pressed=true]{background:var(--family-tint);border-color:var(--family-blue)}.IXzTla_modelHeader{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:15px;margin:20px 0 8px;display:flex}.IXzTla_modelHeader h3{margin:0}.IXzTla_modelHeader .IXzTla_tabs button{min-height:36px;padding:6px 12px}.IXzTla_model{background:color-mix(in srgb,var(--family-tint) 45%,var(--family-paper));border-radius:8px;align-content:center;gap:10px;min-height:172px;padding:16px;display:grid}.IXzTla_model p{margin:0}.IXzTla_model .IXzTla_equation{color:var(--family-blue);font-size:25px;font-family:var(--family-sans);overflow-wrap:anywhere}.IXzTla_model .IXzTla_graph{height:185px}.IXzTla_main table{border-collapse:collapse;color:var(--family-ink);font-variant-numeric:tabular-nums}.IXzTla_main th,.IXzTla_main td{border:1px solid var(--family-border);text-align:center;padding:5px 15px}.IXzTla_main th{background:var(--family-tint)}.IXzTla_main caption{margin-bottom:8px;font-size:14px}.IXzTla_model table{width:min(340px,100%);margin:auto}.IXzTla_unitGrid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.IXzTla_unitGrid a{border:1px solid var(--family-border);min-height:72px;color:var(--family-ink);border-radius:7px;align-items:center;gap:10px;padding:10px;text-decoration:none;display:flex}.IXzTla_unitGrid small{margin-top:3px;font-size:14px}.IXzTla_unitGrid a>span:last-child{margin-left:auto;font-size:24px}.IXzTla_samplePreview{padding:23px}.IXzTla_rowHeading{justify-content:space-between;align-items:start;gap:10px;display:flex}.IXzTla_rowHeading h2{margin:0 0 20px;font-size:27px}.IXzTla_badge{background:var(--family-tint);color:var(--family-blue);border-radius:5px;flex-shrink:0;max-width:140px;padding:3px 8px;font-size:12px;display:inline-block}.IXzTla_question{font-size:17px;line-height:1.4}.IXzTla_sampleGrid{grid-template-columns:minmax(110px,.65fr) minmax(0,1fr);align-items:start;gap:20px;display:grid}.IXzTla_sampleOptions{gap:5px;display:grid}.IXzTla_sampleOptions button{text-align:left;color:var(--family-ink);background:0 0;border:0;align-items:baseline;gap:7px;min-height:35px;padding:6px 0;font-size:15px;line-height:1.35;display:flex}.IXzTla_sampleOptions button:hover{color:var(--family-blue);background:var(--family-tint)}.IXzTla_choiceCircle{border:1.5px solid var(--family-blue);border-radius:50%;flex:0 0 17px;align-self:start;width:17px;height:17px;margin-top:2px}.IXzTla_sampleOptions b{flex-shrink:0;font-weight:600}.IXzTla_samplePreview blockquote{background:var(--family-tint);border-radius:6px;margin:0;padding:12px 14px;font-size:15px}.IXzTla_samplePreview blockquote p{margin:0}.IXzTla_samplePreview cite{text-align:right;margin-top:5px;font-size:12px;font-style:normal;display:block}.IXzTla_endAction{justify-content:flex-end;margin-top:15px;display:flex}.IXzTla_endAction .IXzTla_button,.IXzTla_endAction .IXzTla_blueButton{min-height:40px;padding:9px 18px;font-size:16px}.IXzTla_frqPreview{padding:23px}.IXzTla_frqDemo{grid-template-columns:minmax(0,.8fr) minmax(0,1fr);align-items:center;gap:20px;display:grid}.IXzTla_handwriting{justify-self:center;width:140px;max-width:100%;position:relative}.IXzTla_handwriting img{border-radius:4px;width:100%;height:auto;display:block;box-shadow:0 3px 8px #001a3e15}.IXzTla_paperMark{color:#b6241b;text-align:right;background:#fff2;border:2px solid #c33c2f;border-radius:4px;height:13%;padding-right:5px;font-weight:700;position:absolute;bottom:14%;left:10%;right:7%}.IXzTla_good,.IXzTla_bad{color:#235e34;background:#edf7e7;border:1px solid #b6d6b4;border-radius:6px;margin-bottom:8px;padding:10px;font-size:16px}.IXzTla_bad{color:#9e3325;background:#fff0e9;border-color:#dfb3a4}.IXzTla_good small,.IXzTla_bad small{margin-top:4px}.IXzTla_feedbackReason{border:1px solid var(--family-border);background:var(--family-tint);border-radius:6px;padding:12px;font-size:15px}.IXzTla_feedbackList{gap:12px;margin:0;padding-left:20px;font-size:16px;display:grid}.IXzTla_frqDemo>.IXzTla_graph{width:100%}.IXzTla_typedExample{border:1px solid var(--family-border);background:var(--family-tint);border-radius:6px;margin:15px 0 5px;padding:13px;font-size:16px}.IXzTla_historyKinds{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.IXzTla_historyKinds>div{border:1px solid var(--family-border);border-radius:7px;padding:12px}.IXzTla_historyKinds p{margin:6px 0;font-size:13px}.IXzTla_historyKinds a{align-items:center;min-height:36px;font-size:13px;display:inline-flex}[data-family-theme=dark] .IXzTla_good{color:#d6f0c9;background:#173f35;border-color:#456b56}[data-family-theme=dark] .IXzTla_bad{color:#ffd1c3;background:#4c3039;border-color:#99695c}.IXzTla_graph{width:100%;height:auto;max-height:260px;stroke:var(--family-ink);stroke-width:1.7px;fill:none;font:14px var(--family-sans);display:block;overflow:visible}.IXzTla_graph text{fill:var(--family-ink);stroke:none}.IXzTla_graph circle{fill:var(--family-blue);stroke:var(--family-paper)}.IXzTla_graph .IXzTla_curve{stroke:#236ebb;stroke-width:2.7px}.IXzTla_graph .IXzTla_supply{stroke:var(--family-coral);stroke-width:2.7px}.IXzTla_graph .IXzTla_gridLines{stroke:var(--family-border);stroke-dasharray:4 4;stroke-width:1px}.IXzTla_economicsModel{grid-template-columns:1fr 1fr;align-items:center;gap:24px;margin-top:16px;display:grid}.IXzTla_economicsModel h3{margin:0 0 10px}.IXzTla_economicsModel p{font-size:17px}.IXzTla_economicsModel .IXzTla_small{font-size:13px}.IXzTla_reasonSteps{gap:12px;margin:10px 0 25px;display:flex}.IXzTla_reasonSteps>div{background:var(--family-tint);border-radius:7px;flex:1;align-items:center;gap:9px;padding:12px;font-size:15px;display:flex}.IXzTla_reasonSteps b{width:27px;height:27px;font-size:16px}.IXzTla_sourceTypes{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.IXzTla_sourceTypes>div{background:var(--family-tint);border-radius:7px;align-items:center;gap:12px;padding:14px;font-size:16px;display:flex}.IXzTla_sourceTypes svg{width:34px;height:34px;color:var(--family-blue);flex-shrink:0}.IXzTla_historyTip{background:color-mix(in srgb,var(--family-tint) 55%,var(--family-paper));border-radius:7px;min-height:130px;margin:15px 0;padding:17px}.IXzTla_historyTip h3{margin:0 0 10px}.IXzTla_historyTip p{margin:0}.IXzTla_periodDetail{justify-content:space-between;align-items:center;gap:20px;margin-top:12px;display:flex}.IXzTla_periodDetail p{margin:0;font-weight:650}.IXzTla_resourceStrip{flex-wrap:wrap;align-items:center;gap:0;margin:20px 0;padding:20px 26px;display:flex}.IXzTla_resourceStrip h2{white-space:nowrap;margin:0 24px 0 0;font-size:27px}.IXzTla_resourceStrip h2:after{display:none}.IXzTla_resourceStrip a{border-left:1px solid var(--family-border);flex:1;justify-content:space-between;align-items:center;gap:15px;min-height:44px;padding:5px 20px;font-weight:600;text-decoration:none;display:flex}.IXzTla_activity{margin-bottom:20px}.IXzTla_activity h2{font-size:30px}.IXzTla_activity>div>p{font-size:16px}.IXzTla_activitySubject{border-bottom:1px solid var(--family-border);padding:14px 0}.IXzTla_activityName{align-items:center;gap:12px;display:flex}.IXzTla_activitySubject p{margin:8px 0;font-size:15px}.IXzTla_activitySubject a{align-items:center;min-height:36px;font-size:15px;display:inline-flex}.IXzTla_activitySubject:last-child{border-bottom:0}.IXzTla_srOnly{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.IXzTla_sampleScope{--home-bg:var(--family-bg);--home-paper:var(--family-paper);--home-card-paper:var(--family-paper);--home-ink:var(--family-ink);--home-blue:var(--family-blue);--home-coral:var(--family-coral);--home-border:var(--family-border);--home-muted:var(--family-muted);--home-tip:#15568c;--home-tip-bg:var(--family-tint);--home-green:#235e34;--home-green-bg:#edf7e7;--home-red:#9e3325;--home-red-bg:#fff0e9;--home-paper-shape:var(--family-shape)}[data-family-theme=dark] .IXzTla_sampleScope{--home-green:#d6f0c9;--home-green-bg:#173f35;--home-red:#ffd1c3;--home-red-bg:#4c3039;--home-tip:#b5ddff}@media (min-width:1921px){.IXzTla_main{width:min(1760px,100% - 180px);font-size:18px}.IXzTla_main h1{font-size:64px}}@media (max-width:1250px){.IXzTla_main{width:calc(100% - 72px);font-size:16px}.IXzTla_hubHero{gap:25px;padding:25px 2%}.IXzTla_hubHero h1{font-size:44px}.IXzTla_hubHero p{font-size:18px}.IXzTla_subjectCard{padding:23px}.IXzTla_cardCopy h2{font-size:25px}.IXzTla_cardCopy small{font-size:21px}.IXzTla_subjectCard>.IXzTla_actions{gap:8px}.IXzTla_subjectCard .IXzTla_button,.IXzTla_subjectCard .IXzTla_secondary{padding:10px 12px;font-size:15px}.IXzTla_cardLinks{gap:8px;font-size:14px}.IXzTla_subjectHero{padding-inline:2%}.IXzTla_subjectHero h1{font-size:46px}.IXzTla_heroArt{max-height:280px}.IXzTla_subjectHero>div>p:not(.IXzTla_eyebrow){font-size:17px}.IXzTla_paper{padding:23px}.IXzTla_main h2{font-size:28px}.IXzTla_subjectGrid{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr)}.IXzTla_bridge{gap:8px}.IXzTla_bridge>div{padding:12px;display:block}.IXzTla_bridge p{margin-top:8px;font-size:15px}.IXzTla_resourceGrid button{min-height:90px;font-size:15px;display:block}.IXzTla_resourceGrid strong{display:block}.IXzTla_unitGrid{grid-template-columns:1fr}.IXzTla_unitGrid a{min-height:60px}.IXzTla_sampleGrid{grid-template-columns:110px minmax(0,1fr);gap:12px}.IXzTla_sampleOptions button{font-size:14px}.IXzTla_main th,.IXzTla_main td{padding:5px 10px}.IXzTla_rowHeading{flex-wrap:wrap}.IXzTla_rowHeading h2{margin-bottom:14px;font-size:27px}.IXzTla_badge{margin-bottom:5px}.IXzTla_historyKinds{grid-template-columns:1fr}.IXzTla_historyKinds>div{grid-template-columns:45px 1fr auto;align-items:center;gap:8px;padding:8px;display:grid}.IXzTla_historyKinds p{margin:0}.IXzTla_frqDemo{gap:12px}.IXzTla_startSteps{gap:15px}.IXzTla_startSteps>div{display:block}.IXzTla_startSteps b{margin-bottom:12px}.IXzTla_resourceStrip{padding:15px}.IXzTla_resourceStrip a{padding-inline:15px;font-size:15px}.IXzTla_sourceTypes>div{display:block}.IXzTla_sourceTypes svg{margin-bottom:7px;display:block}}@media (max-width:960px){.IXzTla_hubCards{grid-template-columns:repeat(2,minmax(0,1fr))}.IXzTla_hubHero{grid-template-columns:1fr;gap:20px}.IXzTla_hubHero h1{font-size:46px}.IXzTla_searchArea{max-width:650px}.IXzTla_hubLower{grid-template-columns:1fr}.IXzTla_startSteps>div{display:flex}.IXzTla_subjectHero{gap:10px;min-height:240px}.IXzTla_subjectHero h1{font-size:38px}.IXzTla_subjectGrid{grid-template-columns:1fr}.IXzTla_subjectGrid>.IXzTla_samplePreview,.IXzTla_subjectGrid>.IXzTla_workbench,.IXzTla_subjectGrid>.IXzTla_frqPreview,.IXzTla_subjectGrid>.IXzTla_subjectActivity{grid-area:auto}.IXzTla_main h2{font-size:30px}.IXzTla_bridge>div{display:flex}.IXzTla_bridge p{margin:0}.IXzTla_resourceGrid button{min-height:70px;display:flex}.IXzTla_unitGrid{grid-template-columns:repeat(3,minmax(0,1fr))}.IXzTla_subjectHero .IXzTla_button,.IXzTla_subjectHero .IXzTla_secondary{padding:10px 14px;font-size:15px}.IXzTla_sampleGrid{grid-template-columns:1fr}.IXzTla_samplePreview table{width:100%}.IXzTla_frqDemo{grid-template-columns:1fr}.IXzTla_frqDemo .IXzTla_handwriting{width:130px}.IXzTla_frqDemo>.IXzTla_graph{height:170px}.IXzTla_resourceStrip h2{width:100%;margin:0 0 12px;font-size:27px}.IXzTla_resourceStrip a:first-of-type{border:0}.IXzTla_activitySubject{grid-template-columns:1fr 1fr;align-items:center;gap:5px 20px;display:grid}.IXzTla_activitySubject p{margin:0}.IXzTla_historyKinds>div{grid-template-columns:40px 1fr}.IXzTla_historyKinds a{grid-column:2}.IXzTla_hubLower>.IXzTla_paper:first-child>.IXzTla_small{margin-left:0;display:block}}@media (max-width:760px){.IXzTla_main{width:calc(100% - 40px)}.IXzTla_subjectHero{text-align:left;grid-template-columns:1fr;gap:0;padding:15px 8px 0}.IXzTla_subjectHero h1{font-size:43px}.IXzTla_heroArt{justify-self:center;max-width:330px;max-height:210px;margin-top:10px}.IXzTla_subjectHero .IXzTla_actions{gap:10px}.IXzTla_sampleGrid{grid-template-columns:minmax(100px,.65fr) minmax(0,1fr)}.IXzTla_samplePreview table{width:auto}.IXzTla_frqDemo{grid-template-columns:.8fr 1fr}.IXzTla_frqDemo .IXzTla_handwriting{width:145px}.IXzTla_main h2{font-size:29px}.IXzTla_hubCards{grid-template-columns:1fr;max-width:560px;margin:auto}.IXzTla_cardCopy h2{font-size:27px}.IXzTla_cardCopy small{font-size:22px}.IXzTla_cardLinks{font-size:16px}.IXzTla_subjectCard .IXzTla_button,.IXzTla_subjectCard .IXzTla_secondary{padding:12px 20px;font-size:16px}.IXzTla_hubHero h1{font-size:43px}.IXzTla_hubHero{padding:18px 6px 25px}.IXzTla_hubHero p{font-size:18px}.IXzTla_startSteps{gap:20px;margin:25px 0;display:grid}.IXzTla_startSteps b{margin:0}.IXzTla_startSteps>div{font-size:17px}.IXzTla_bridge{grid-template-columns:1fr}.IXzTla_bridge>div{padding:13px}.IXzTla_resourceGrid{gap:8px}.IXzTla_resourceGrid button{padding:12px 9px;font-size:14px;display:block}.IXzTla_unitGrid,.IXzTla_sourceTypes{grid-template-columns:1fr}.IXzTla_sourceTypes>div{padding:13px;display:flex}.IXzTla_sourceTypes svg{margin:0}.IXzTla_historyTip{min-height:0}.IXzTla_economicsModel{grid-template-columns:1fr;gap:5px}.IXzTla_economicsModel .IXzTla_graph{max-height:230px}.IXzTla_reasonSteps{flex-wrap:wrap;gap:8px}.IXzTla_reasonSteps>div{min-width:110px;padding:10px;font-size:14px}.IXzTla_resourceStrip a{flex:1 0 45%;min-height:48px;padding:8px 12px;font-size:14px}.IXzTla_resourceStrip a:nth-of-type(3){border:0}.IXzTla_periodDetail{flex-wrap:wrap;gap:5px}.IXzTla_activitySubject{display:block}.IXzTla_activitySubject p{margin:8px 0}.IXzTla_main h3{font-size:19px}}@media (max-width:390px){.IXzTla_main{width:calc(100% - 28px)}.IXzTla_paper{padding:21px 18px}.IXzTla_hubHero h1,.IXzTla_subjectHero h1{font-size:36px}.IXzTla_hubHero p{font-size:16px}.IXzTla_tabs button{padding:8px 12px;font-size:14px}.IXzTla_cardCopy h2{font-size:23px}.IXzTla_subjectCard .IXzTla_button,.IXzTla_subjectCard .IXzTla_secondary{padding:10px 13px;font-size:15px}.IXzTla_subjectHero .IXzTla_actions{gap:8px}.IXzTla_subjectHero .IXzTla_button,.IXzTla_subjectHero .IXzTla_secondary{padding:10px 12px;font-size:14px}.IXzTla_sampleGrid{grid-template-columns:1fr}.IXzTla_samplePreview table{width:100%}.IXzTla_frqDemo{grid-template-columns:1fr}.IXzTla_frqDemo .IXzTla_handwriting{width:135px}.IXzTla_rowHeading h2{font-size:26px}.IXzTla_resourceStrip a{border:0;border-top:1px solid var(--family-border);flex-basis:100%}.IXzTla_cardLinks{font-size:14px}.IXzTla_model .IXzTla_equation{font-size:20px}}.IXzTla_searchArea .IXzTla_searchCount{color:var(--family-muted);margin:0;font-size:14px}.IXzTla_resumeNotice{border:1px solid var(--family-border);background:var(--family-tint);border-radius:7px;padding:12px}.IXzTla_historyKinds .IXzTla_selectedKind{border:2px solid var(--family-blue);background:var(--family-tint)}.IXzTla_mathFigure{min-width:0;margin:0}.IXzTla_mathFigure figcaption{color:var(--family-muted);margin-top:8px;font-size:13px}.IXzTla_mathFigure .IXzTla_graph{height:auto;max-height:225px;overflow:hidden}
