.hgl{--h-ink:#153449;--h-muted:#556d7c;--h-line:#d8e3e8;--h-blue:#2059b5;--h-teal:#2f6e63;--h-gold:#e7b95e;color:var(--h-ink);padding-bottom:15px}.hgl [hidden]{display:none!important}.hgl button,.hgl a{touch-action:manipulation}.hgl button{font:inherit;cursor:pointer}.hgl button:disabled{opacity:.48;cursor:not-allowed}.hgl button:focus-visible,.hgl a:focus-visible{outline:3px solid #d9952d;outline-offset:4px}.hgl button small{font-weight:400}.hgl-en{display:block;color:var(--h-muted);font-size:14px;font-weight:400;line-height:1.65;margin-top:6px;letter-spacing:0}.hgl-en-inline{font-size:12px;color:var(--h-muted);margin-left:6px}.hgl.hide-english .hgl-en,.hgl.hide-english .hgl-en-inline{display:none}.hgl-breadcrumb{display:flex;gap:12px;align-items:center;font-size:12px;margin-top:26px}.hgl-breadcrumb a{text-decoration:none}.hgl-breadcrumb a span{font-size:10px;margin-left:7px;color:var(--h-muted)}.hgl-heading{display:grid;grid-template-columns:1.4fr 1fr;align-items:center;gap:45px;padding:31px 0}.hgl-kicker{font-size:11px;letter-spacing:1.4px;color:var(--h-blue);font-weight:800;margin:0 0 15px}.hgl-kicker span{font-weight:500;color:var(--h-muted);font-size:10px;margin-left:13px;letter-spacing:.5px}.hgl-heading h1{font-size:43px;line-height:1.2;letter-spacing:-1.5px;margin:0 0 14px}.hgl-subtitle{font-size:16px;margin:0 0 16px;color:var(--h-muted)}.hgl-description{font-size:15px;margin-bottom:23px}.hgl-description .hgl-en{font-size:13px}.hgl-meta{display:flex;gap:24px;flex-wrap:wrap}.hgl-meta>span{font-size:12px;font-weight:650}.hgl-meta small{display:block;font-size:10px;color:var(--h-muted);font-weight:400;margin-top:3px}.hgl-cover{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:28px;background:#f5f4ef;border:1px solid #e7e4db;border-radius:16px;transform:rotate(-2deg)}.hgl-cover>span{display:grid;place-items:center;min-height:170px;font-size:105px;line-height:1;font-weight:600;border:1px solid #d6dfe3;border-radius:12px;background:#fff;color:var(--h-blue);box-shadow:0 5px 0 #e2e6e5}.hgl-cover>span:first-child{background:#fff5d7;color:#78551e;border-color:#e7d4a4}.hgl-cover small{grid-column:span 2;text-align:center;font-size:15px;margin-top:5px;color:var(--h-muted)}.hgl-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 0;border-block:1px solid var(--h-line);margin:5px 0 29px}.hgl-toolbar p{font-size:12px;margin:0;color:var(--h-muted)}.hgl-toolbar strong{display:block;font-size:15px;color:var(--h-ink);margin-top:3px}.hgl-text-button{border:0;background:transparent;color:var(--h-blue);padding:9px 0;font-size:13px!important;text-align:left;min-height:42px}.hgl-text-button span{font-size:11px;font-weight:400}.hgl-toolbar .hgl-text-button{font-size:12px!important;white-space:nowrap}.hgl-layout{display:grid;grid-template-columns:195px minmax(0,1fr);gap:32px;align-items:start}.hgl-outline{position:sticky;top:20px}.hgl-outline ol{list-style:none;margin:0;padding:0}.hgl-outline li{margin:0 0 5px}.hgl-outline a{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--h-muted);padding:12px;border-radius:9px;font-size:14px}.hgl-outline a>span{font-size:11px;color:#8093a1}.hgl-outline a small{display:block;font-size:10px;color:var(--h-muted);margin-top:2px}.hgl-outline a[aria-current="step"]{background:#edf3fc;color:var(--h-blue);font-weight:750}.hgl-outline a[aria-current="step"]>span{color:var(--h-blue)}.hgl-save-note{font-size:11px;color:var(--h-muted);line-height:1.7;padding:18px 12px}.hgl-save-note .hgl-en{font-size:10px;margin-top:4px}.hgl-workspace{min-width:0}.hgl-panel{border:1px solid var(--h-line);border-radius:16px;padding:31px;background:#fff;margin-bottom:20px;scroll-margin-top:18px;min-width:0}.hgl-panel:focus{outline:none}.hgl-panel h2{font-size:29px;letter-spacing:-.7px;margin:0 0 14px}.hgl-panel h3{font-size:22px}.hgl-panel>p{font-size:15px;line-height:1.8}.hgl-panel>p.hgl-step-label{font-size:10px;font-weight:800;color:var(--h-blue);letter-spacing:1.2px;margin-bottom:12px}.hgl-sound-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0}.hgl-sound-card{display:flex;flex-direction:column;align-items:center;background:#f6f8fb;border:1px solid #dbe4ed;border-radius:12px;padding:23px 20px}.hgl-sound-card:first-child{background:#fcf9f0;border-color:#e9dfc5}.hgl-vowel{font-size:30px;color:var(--h-muted);line-height:1.3}.hgl-sound-card>strong{font-size:100px;font-weight:500;line-height:1.5;color:var(--h-blue)}.hgl-sound-card:first-child>strong{color:#76551c}.hgl-sound-card p{font-size:13px;margin:16px 0 0;line-height:1.7;text-align:center}.hgl-sound-card .hgl-en{font-size:12px}.hgl-audio-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:10px 16px;border:1px solid #b9cbd8;border-radius:8px;color:var(--h-ink);background:#fff;font-size:14px!important;font-weight:650!important}.hgl-audio-button small{font-size:11px;margin-left:5px}.hgl-audio-button>span[lang="en"]{font-size:11px;font-weight:400}.hgl-audio-button.playing,.hgl-listen-question.playing{background:#e4f1eb;border-color:#609589}.hgl audio{width:100%;height:38px;margin-top:10px}.hgl.is-enhanced .hgl-sound-card audio,.hgl.is-enhanced #hgl-word>audio{display:none}.hgl-coach{display:flex;align-items:start;gap:14px;border-left:3px solid #6a9a88;background:#f2f7f4;padding:17px 19px;margin:22px 0}.hgl-coach>span{font-size:25px;color:var(--h-teal);line-height:1.2}.hgl-coach p{font-size:14px;margin:0}.hgl-coach .hgl-en{font-size:12px}.hgl-audio-status{font-size:13px;color:#a3462b;min-height:0;margin:0}.hgl-assembly{display:flex;align-items:center;justify-content:center;gap:15px;margin:28px 0;padding:25px 15px;border:1px solid var(--h-line);border-radius:12px;background:#f8fafb}.hgl-piece{position:relative;font-size:53px;min-width:72px;text-align:center;line-height:1.5;color:#567181}.hgl-piece-vowel{color:var(--h-blue)}.hgl-piece small{display:block;font-size:10px;color:var(--h-muted);line-height:1.5}.hgl-piece small span{font-size:9px}.hgl-plus,.hgl-equals{color:#90a5b3;font-size:24px}.hgl-built{display:grid;place-items:center;font-size:86px;background:#fff3cf;border:1px solid #e5c984;border-radius:12px;min-width:130px;min-height:140px;color:#705018;line-height:1.3}.hgl-builder-controls{text-align:center}.hgl-builder-controls p{font-size:14px}.hgl-vowel-choices{display:flex;gap:12px;justify-content:center;margin:15px 0}.hgl-vowel-choices button{width:84px;height:75px;background:#fff;border:2px solid var(--h-line);border-radius:10px;font-size:36px}.hgl-vowel-choices button[aria-pressed="true"]{background:#edf3fc;border-color:var(--h-blue);color:var(--h-blue)}.hgl-builder-controls [data-build-feedback]{font-size:17px;font-weight:650;color:var(--h-blue);margin-bottom:15px}.hgl-rule{border:1px solid #d9e8e4;border-radius:11px;padding:20px;margin-top:26px;background:#f4f8f6}.hgl-rule>strong{font-size:17px}.hgl-rule p{font-size:14px;margin:10px 0 13px}.hgl-rule>small{display:block;font-size:12px;color:var(--h-muted);border-top:1px solid #d9e8e4;padding-top:12px}.hgl-rule>small .hgl-en{font-size:11px}.hgl-rule .hgl-en{font-size:12px}.hgl-pair-note{display:flex;justify-content:center;gap:28px;padding-top:21px;margin:0!important}.hgl-pair-note b{font-size:16px}.hgl-question-top{display:flex;justify-content:space-between;gap:14px;padding:0 0 15px;border-bottom:1px solid var(--h-line);margin:5px 0 22px;font-size:12px;color:var(--h-muted)}.hgl-question-top>span:first-child{font-weight:750;color:var(--h-blue)}.hgl-question-top small{font-size:10px;display:block}.hgl-listen-question{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;width:100%;min-height:90px;border:1px solid #a9bfcf;border-radius:12px;background:#f3f7fb;color:var(--h-blue);font-size:20px!important;font-weight:750!important;margin:20px 0}.hgl-listen-question>span{font-size:12px;font-weight:400}.hgl-answer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:19px 0}.hgl-answer-grid button{min-height:95px;min-width:0;display:flex;align-items:center;justify-content:center;border:2px solid #d8e3ea;border-radius:11px;background:#fff;color:var(--h-ink);font-size:45px;line-height:1.4;padding:16px;white-space:pre-wrap}.hgl-answer-grid button:hover:not(:disabled){border-color:#9aafbd}.hgl-answer-grid button.selected{border-color:var(--h-blue);background:#edf3fc}.hgl-answer-grid button.correct{border-color:#477b61;background:#edf6ef;color:#225637}.hgl-answer-grid button.incorrect{border-color:#ba7454;background:#fff4ed;color:#874f32}.hgl-feedback{font-size:14px;min-height:48px;padding:13px 15px;background:#f7f9fb;border-radius:8px;line-height:1.7;margin:16px 0}.hgl-feedback:empty{display:none}.hgl-feedback.success{background:#edf6ef;color:#235b3b}.hgl-feedback.retry{background:#fff6ec;color:#8d5526}.hgl-feedback .hgl-en{font-size:12px;color:inherit}.hgl-primary,.hgl-secondary{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:8px;min-height:46px;padding:11px 17px;font-size:14px!important;font-weight:650!important;text-decoration:none}.hgl-primary{background:var(--h-blue);color:#fff;border:1px solid var(--h-blue)}.hgl-secondary{background:#fff;color:var(--h-ink);border:1px solid var(--h-line)}.hgl-primary span,.hgl-secondary span{font-size:11px;font-weight:400}.hgl-first-word{display:flex;gap:30px;align-items:center;justify-content:center;padding:25px;background:#faf8f1;border:1px solid #e7dfca;border-radius:12px;margin:25px 0 18px}.hgl-word-blocks{display:flex;gap:10px}.hgl-word-blocks>span{display:block;text-align:center;font-size:76px;line-height:1.45;border:1px solid #dec994;border-radius:9px;padding:7px 15px 12px;background:#fff}.hgl-word-blocks small{display:block;font-size:11px;line-height:1;color:var(--h-muted)}.hgl-word-meaning{display:flex;align-items:center;gap:7px;padding-left:12px;border-left:1px solid #e3d7b9}.hgl-word-meaning svg{width:70px;height:85px}.hgl-word-meaning p{margin:0}.hgl-word-meaning strong{display:block;font-size:18px}.hgl-word-meaning span{display:block;font-size:13px;color:var(--h-muted)}.hgl-word-actions{display:flex;gap:18px;align-items:center;justify-content:center;flex-wrap:wrap}.hgl-writing{border-top:1px solid var(--h-line);padding-top:29px;margin-top:30px}.hgl-writing>p{font-size:14px}.hgl-writing .hgl-en{font-size:12px}.hgl-writing-guides{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0 8px}.hgl-writing-guides>div{border:1px solid var(--h-line);border-radius:10px;text-align:center;padding:13px;background:#fafbfc}.hgl-writing-guides strong{font-size:15px}.hgl-strokes{width:100%;height:auto;max-width:210px}.hgl-gridline{stroke:#dce5ec;stroke-width:1;stroke-dasharray:4 5;fill:none}.hgl-strokes .stroke{stroke:#244e79;stroke-width:8;stroke-linecap:round;fill:none}.hgl-strokes text{fill:#92713a;font-size:13px;font-family:Arial,sans-serif}.hgl-strokes.animate .stroke{stroke-dasharray:300;stroke-dashoffset:300;animation:hgl-draw .8s linear forwards}.hgl-strokes.animate .s2{animation-delay:.9s}.hgl-strokes.animate .s3{animation-delay:1.8s}@keyframes hgl-draw{to{stroke-dashoffset:0}}.hgl-drawing{margin-top:17px;border:1px solid #b9cedc;border-radius:10px;overflow:hidden}.hgl-drawing canvas{display:block;width:100%;height:190px;touch-action:none;background-color:#fff;background-image:linear-gradient(90deg,transparent calc(50% - 1px),#e1e7eb 50%,transparent calc(50% + 1px)),linear-gradient(transparent calc(50% - 1px),#e1e7eb 50%,transparent calc(50% + 1px));cursor:crosshair}.hgl-drawing>div{display:flex;justify-content:space-between;gap:10px;align-items:center;border-top:1px solid var(--h-line);padding:8px 13px;background:#f7fafb}.hgl-drawing>div>span{font-size:11px;color:var(--h-muted)}.hgl-drawing small{display:block;font-size:10px}.hgl-quiz-prompt{font-size:17px;font-weight:650}.hgl-quiz-prompt .hgl-en{font-size:13px}.hgl-prompt-block{display:block;text-align:center;font-size:65px;font-weight:500;margin:18px 0;padding:17px;border:1px solid var(--h-line);border-radius:10px;background:#f7f9fb;white-space:pre-wrap}.hgl-prompt-block.serif{font-family:Batang,'Noto Serif KR',serif}.hgl-quiz-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.hgl-result-banner{border:1px solid #d5e5dc;background:#f2f8f4;border-radius:12px;padding:24px;margin-top:22px}.hgl-result-banner h3{margin:0 0 10px;font-size:24px}.hgl-result-banner p{font-size:14px;margin:0 0 8px}.hgl-result-banner .hgl-score{font-size:42px;font-weight:750;line-height:1.2;display:block;margin-bottom:12px}.hgl-result-list{list-style:none!important;padding:0!important;margin:20px 0!important}.hgl-result-list li{padding:16px 0;border-bottom:1px solid var(--h-line);font-size:14px;margin:0!important}.hgl-result-list li strong{display:block;margin-bottom:5px}.hgl-result-list .hgl-en{font-size:12px}.hgl-result-list .result-icon{display:inline-block;width:25px;font-weight:750}.hgl-review-rule{display:flex;flex-direction:column;align-items:center;gap:13px;border:1px solid #d9e2e7;background:#f8fafb;border-radius:12px;padding:27px 15px;margin:25px 0;font-size:23px}.hgl-review-rule b{color:var(--h-blue);font-size:32px}.hgl-review-status{padding:20px;border:1px solid #d8e6df;border-radius:10px;background:#f3f8f4;margin:25px 0;font-size:15px}.hgl-review-status .hgl-en{font-size:12px}.hgl-review-actions{display:flex;gap:17px;align-items:center;flex-wrap:wrap}.hgl-next-preview{font-size:13px!important;color:var(--h-muted);border-top:1px solid var(--h-line);padding-top:23px;margin-top:25px}.hgl-next-preview .hgl-en{font-size:12px}.hgl-back-link{font-size:13px;text-decoration:none;display:inline-flex;gap:10px;align-items:center;min-height:42px;flex-wrap:wrap}.hgl-back-link span{font-size:11px}.hgl-step-controls{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:8px 0 22px}.hgl-step-controls>span{font-size:12px;color:var(--h-muted)}.hgl-credits{border-top:1px solid var(--h-line);margin-top:35px;padding-top:15px;color:var(--h-muted);font-size:12px}.hgl-credits summary{padding-block:13px;font-weight:650}.hgl-credits summary>span{font-weight:400;font-size:11px;margin-left:10px}.hgl-credits p{margin:14px 0;line-height:1.8}.hgl-credits .hgl-en{font-size:11px}.hgl-notice{padding:18px;border:1px solid var(--h-line);background:#f8fafb;font-size:14px}.hgl-notice span{display:block;margin-top:6px;font-size:12px}.hgl.is-enhanced .hgl-fallback{display:none}
@media(max-width:1000px){.hgl-heading{gap:25px;grid-template-columns:1.4fr 1fr}.hgl-cover{padding:20px}.hgl-cover>span{min-height:140px;font-size:90px}.hgl-layout{grid-template-columns:165px minmax(0,1fr);gap:22px}.hgl-panel{padding:25px}.hgl-first-word{gap:17px;padding:20px 14px}.hgl-word-blocks>span{font-size:62px;padding:8px 12px}.hgl-word-meaning svg{width:48px;height:65px}.hgl-assembly{gap:10px}.hgl-piece{min-width:54px;font-size:47px}.hgl-built{min-width:105px;min-height:115px;font-size:70px}.hgl-outline a{font-size:13px;padding:11px 8px;gap:8px}}
@media(max-width:760px){.hgl-breadcrumb{margin-top:18px;font-size:11px}.hgl-heading{display:block;padding:23px 0}.hgl-heading h1{font-size:35px;line-height:1.25;margin-bottom:11px}.hgl-heading h1 br{display:none}.hgl-kicker{font-size:10px;margin-bottom:12px}.hgl-kicker span{font-size:9px;margin-left:8px}.hgl-subtitle{font-size:14px;margin-bottom:13px}.hgl-description{font-size:14px;margin-bottom:17px}.hgl-description .hgl-en{font-size:12px}.hgl-meta{gap:17px}.hgl-meta>span{font-size:11px}.hgl-meta small{font-size:9px}.hgl-cover{display:none}.hgl-toolbar{margin:0 0 19px;padding:13px 0;gap:12px;align-items:start}.hgl-toolbar p{font-size:11px}.hgl-toolbar strong{font-size:13px;line-height:1.6}.hgl-en-inline{font-size:10px;margin-left:4px}.hgl-toolbar .hgl-text-button{font-size:10px!important;padding-block:0;white-space:normal;max-width:95px;flex-shrink:0}.hgl-layout{display:block}.hgl-outline{position:static;margin-bottom:18px}.hgl-outline ol{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:5px}.hgl-outline li{margin:0}.hgl-outline a{display:block;padding:10px 9px;background:#f8fafb;border:1px solid #e3e9ed;font-size:12px;line-height:1.5;min-height:70px}.hgl-outline a>span{font-size:9px;display:block;margin-bottom:3px}.hgl-outline a small{font-size:9px;line-height:1.5}.hgl-outline a[aria-current="step"]{border-color:#a8bfe0}.hgl-save-note{padding:8px 1px 0;margin:0;font-size:10px}.hgl-save-note .hgl-en{display:inline;font-size:9px;margin-left:5px}.hgl-panel{padding:23px 18px;border-radius:12px;margin-bottom:15px;scroll-margin-top:10px}.hgl-panel h2{font-size:24px;line-height:1.4;margin-bottom:10px;letter-spacing:-.5px}.hgl-panel h3{font-size:20px}.hgl-panel>p{font-size:14px}.hgl-panel .hgl-en{font-size:12px}.hgl-panel>p.hgl-step-label{font-size:9px;margin-bottom:10px}.hgl-sound-cards{gap:10px;margin-top:19px}.hgl-sound-card{padding:16px 11px}.hgl-vowel{font-size:23px}.hgl-sound-card>strong{font-size:76px;line-height:1.45}.hgl-sound-card p{font-size:12px;margin-top:13px}.hgl-sound-card .hgl-en{font-size:10px}.hgl-audio-button{font-size:13px!important;padding:10px 12px;gap:7px;min-height:46px}.hgl-audio-button small{display:block;font-size:10px;margin:0}.hgl-audio-button>span[lang="en"]{font-size:10px}.hgl-coach{padding:16px 13px;gap:10px;margin-block:18px}.hgl-coach p{font-size:13px}.hgl-coach .hgl-en{font-size:11px}.hgl-text-button{font-size:12px!important}.hgl-text-button span{font-size:10px}.hgl-assembly{gap:7px;padding:18px 9px;margin:22px 0}.hgl-piece{font-size:37px;min-width:43px}.hgl-piece small{font-size:9px}.hgl-piece small span{display:block;font-size:8px}.hgl-plus,.hgl-equals{font-size:18px}.hgl-built{font-size:61px;min-width:85px;min-height:101px;border-radius:9px}.hgl-vowel-choices button{width:76px;height:68px;font-size:32px}.hgl-rule{padding:16px;margin-top:22px}.hgl-rule>strong{font-size:15px}.hgl-rule p{font-size:13px}.hgl-rule .hgl-en{font-size:11px}.hgl-rule>small{font-size:11px}.hgl-rule>small .hgl-en{font-size:10px}.hgl-pair-note{gap:17px}.hgl-pair-note b{font-size:13px}.hgl-question-top{font-size:11px;gap:10px;margin-bottom:18px}.hgl-question-top small{font-size:9px}.hgl-answer-grid{gap:10px;margin:17px 0}.hgl-answer-grid button{min-height:85px;font-size:36px;padding:13px 9px}.hgl-listen-question{font-size:18px!important;min-height:86px}.hgl-feedback{font-size:13px;padding:12px;min-height:48px}.hgl-feedback .hgl-en{font-size:11px}.hgl-primary,.hgl-secondary{padding:11px 13px;font-size:13px!important;gap:7px}.hgl-primary span,.hgl-secondary span{font-size:10px}.hgl-first-word{padding:19px 12px;gap:14px;flex-wrap:wrap;margin-top:20px}.hgl-word-blocks{gap:8px}.hgl-word-blocks>span{font-size:59px;padding:8px 15px 12px}.hgl-word-meaning{padding-left:11px;gap:5px}.hgl-word-meaning svg{width:43px;height:63px}.hgl-word-meaning strong{font-size:15px}.hgl-word-meaning span{font-size:11px}.hgl-word-actions{gap:8px}.hgl-writing{padding-top:22px;margin-top:23px}.hgl-writing>p{font-size:13px}.hgl-writing .hgl-en{font-size:11px}.hgl-writing-guides{gap:9px}.hgl-writing-guides>div{padding:9px}.hgl-writing-guides strong{font-size:13px}.hgl-drawing canvas{height:180px}.hgl-drawing>div{gap:8px;padding:7px 10px}.hgl-drawing>div>span{font-size:10px}.hgl-drawing small{font-size:9px}.hgl-quiz-prompt{font-size:16px}.hgl-quiz-prompt .hgl-en{font-size:12px}.hgl-prompt-block{font-size:51px;padding:15px}.hgl-quiz-actions{display:block}.hgl-quiz-actions .hgl-primary{width:100%}.hgl-quiz-actions .hgl-text-button{display:block}.hgl-result-banner{padding:21px 17px}.hgl-result-banner h3{font-size:20px}.hgl-result-banner p{font-size:13px}.hgl-result-banner .hgl-score{font-size:37px}.hgl-result-list li{font-size:13px;padding-block:14px}.hgl-result-list .hgl-en{font-size:11px}.hgl-review-rule{font-size:20px;padding:21px 13px;margin:20px 0}.hgl-review-rule b{font-size:28px}.hgl-review-status{font-size:14px;padding:17px}.hgl-review-actions{gap:9px}.hgl-next-preview{font-size:12px!important}.hgl-next-preview .hgl-en{font-size:11px}.hgl-step-controls{gap:9px}.hgl-step-controls>span{font-size:11px}.hgl-credits{margin-top:24px;font-size:11px}.hgl-credits .hgl-en{font-size:10px}.hgl-credits summary>span{font-size:10px}.hgl-back-link{font-size:12px;gap:6px}.hgl-back-link span{font-size:10px}}
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@media(prefers-reduced-motion:reduce){.hgl-cover{transform:none}.hgl-strokes.animate .stroke{animation:none;stroke-dashoffset:0}}
@media print{.site-header,.site-footer,.hgl-outline,.hgl-step-controls,.hgl-toolbar button,.hgl-interactive,.hgl-quiz,.hgl-drawing,.hgl-credits button,.hgl-audio-button{display:none!important}.hgl-layout,.hgl-heading{display:block}.hgl-panel[hidden]{display:block!important}.hgl-cover{display:none}.hgl-panel{break-inside:avoid;border:1px solid #ccc;box-shadow:none}.hgl.is-enhanced .hgl-fallback{display:block}.hgl .hgl-en{font-size:11px}.wrap{width:100%}.hgl-heading h1{font-size:28px}}
.hgl-start{margin-top:22px}.hgl-heading{padding-bottom:27px}@media(max-width:760px){.hgl-start{margin-top:18px}}
@media(max-width:760px){.hgl-prompt-block.equation{font-size:clamp(30px,9vw,51px);white-space:nowrap;padding-inline:10px}}