.study-banner{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:32px;margin:38px 0;border:1px solid var(--line,#deded2);border-radius:20px;background:#eaf0e8}.study-banner h2{font-size:27px;margin:8px 0 12px}.study-banner p{max-width:630px;line-height:1.65}.study-banner .button{flex-shrink:0}.source-notice{border:1px solid #dcd7c3;border-left:4px solid #b7a263;background:#faf7ed;padding:18px 22px;border-radius:8px;margin:20px 0;color:#4a493f;line-height:1.65;font-size:14px}.source-notice strong{font-size:15px;color:#37392c}.source-notice p{margin:6px 0!important;font-size:14px!important;line-height:1.7!important}.source-notice small{color:#626152}.source-review{background:#fff4ed;border-color:#e4b89e}.source-notice a{text-decoration:underline;display:inline-block;margin-top:5px}.book-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:30px;align-items:start;margin:28px 0 60px}.book-panel{min-width:0;background:#fffefb;border:1px solid var(--line,#deded2);border-radius:18px;padding:32px 38px}.book-meta{display:flex;align-items:center;justify-content:space-between;gap:16px;color:#6b746b;font-size:13px;margin-bottom:20px}.book-meta h3{font-size:17px;color:#183632;margin:0}.book-content{color:#333f39;overflow-wrap:anywhere}.book-content h2{font-size:22px;line-height:1.4;margin:36px 0 18px;scroll-margin-top:30px}.book-content p{line-height:1.85;margin:15px 0;font-size:16px;white-space:pre-line}.book-content ul{padding-left:23px;display:block}.book-content li{padding:0 0 12px;display:list-item;line-height:1.8;font-size:16px}.book-content figure{margin:26px 0}.book-content img{display:block;max-width:100%;height:auto;margin:auto}.book-content figcaption,.question-figure figcaption{font-size:12px;color:#697269;margin-top:10px;line-height:1.5}.book-content table{width:100%;border-collapse:collapse;font-size:13px;line-height:1.5}.book-content td,.book-content th{border:1px solid #d8dfd3;padding:10px;text-align:left;min-width:70px}.book-content tr:first-child{background:#ecf1e9;font-weight:600}.table-scroll{overflow-x:auto}.book-sidebar{padding:6px 0}.book-sidebar nav{max-height:65vh;overflow-y:auto;padding:0 5px 5px 0}.book-sidebar .lesson-link{grid-template-columns:25px minmax(0,1fr);line-height:1.5}.book-sidebar .lesson-link b{font-size:13px}.book-test-links{padding:20px;border-radius:14px;background:#ebefe7;margin:24px 0}.book-test-links h2{font-size:18px;margin:0 0 12px}.book-test-links a{display:flex;justify-content:space-between;padding:10px 0;font-size:13px;line-height:1.5;border-bottom:1px solid #d9e0d2}.chapter-contents{padding:20px 24px;background:#f1f3ec;border-radius:12px;line-height:1.65;margin:24px 0}.chapter-contents ul{margin:10px 0 0;padding-left:18px}.chapter-contents li{margin:6px 0;font-size:14px}.chapter-contents a:hover{text-decoration:underline}.topic-tabs{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0 44px}.topic-tabs a{display:inline-flex;padding:12px 18px;background:#e7ede2;border:1px solid #d1dcc9;border-radius:40px;font-size:14px}.bank-section{scroll-margin-top:24px;margin:42px 0}.test-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.test-card{background:#fffefb;padding:24px;border:1px solid #dce2d7;border-radius:16px;transition:transform .15s,box-shadow .15s}.test-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px #1836320b}.test-card h3{line-height:1.45;font-size:20px;margin:20px 0 10px}.test-card p{font-size:13px;color:#6a7469;line-height:1.6}.test-card b{display:block;margin-top:24px;font-size:14px}.question-jumps{display:flex;flex-wrap:wrap;gap:7px;margin:25px 0}.question-jumps a{display:flex;align-items:center;justify-content:center;border:1px solid #ccd6c5;border-radius:8px;background:#fdfefb;min-width:36px;height:36px;font-size:13px}.question-jumps a:hover{background:#e2eadb}.source-question-list{max-width:860px;margin:44px auto}.source-question-list>h2{font-size:26px;margin-bottom:25px}.source-question{padding:26px 32px;border:1px solid #dce2d7;background:#fff;border-radius:16px;margin:22px 0;scroll-margin-top:24px}.question-figure{margin:0 0 20px}.question-figure img{display:block;max-width:100%;width:auto;height:auto;max-height:820px;margin:auto}.source-answer,.transcription{border-top:1px solid #e0e4dc;padding:14px 0 0;margin:14px 0 0;font-size:14px;line-height:1.7;overflow-wrap:anywhere}.source-answer summary,.transcription summary{cursor:pointer;font-weight:600}.source-answer p,.transcription p{margin:14px 0;font-size:14px;line-height:1.75;white-space:pre-line}.source-options{padding-left:25px}.source-options li{padding:6px 0;font-size:15px;line-height:1.6}.transcription-note{color:#6a7469;font-size:12px!important}.source-practice{padding:32px;max-width:860px;margin:32px auto;scroll-margin-top:18px}.source-practice>h2{font-size:24px}.source-practice>p{line-height:1.7}.practice-image{display:block;margin:24px auto;width:auto;max-width:100%;max-height:600px;height:auto}.letter-answers{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:22px}.letter-answers button{justify-content:center;padding:13px}.letter-answers button span{margin:0}.practice-review{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:24px 0}.practice-review a{font-size:13px;border-radius:6px;padding:10px;line-height:1.5}.matched{background:#e8f2e5}.mismatched{background:#fff0df}.imported-lessons{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.imported-lessons .lesson-overview{padding:24px;margin:0}.imported-lessons .lesson-overview h2{font-size:20px}.imported-lessons .lesson-overview p{font-size:14px;line-height:1.7}.lesson-group-heading{font-size:26px;margin:36px 0 20px}
@media(max-width:900px){.book-layout{grid-template-columns:minmax(0,1fr)}.book-sidebar{border-top:1px solid #d9dfd4;padding-top:25px}.book-sidebar nav{max-height:360px}.test-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.study-banner{align-items:flex-start;flex-direction:column}.book-panel{padding:26px}.imported-lessons{grid-template-columns:minmax(0,1fr)}}
@media(max-width:540px){.test-grid{grid-template-columns:minmax(0,1fr)}.book-panel{padding:19px 16px}.book-content p,.book-content li{font-size:15px;line-height:1.8}.book-content h2{font-size:20px}.source-notice{padding:14px 16px}.source-question{padding:20px 16px}.source-practice{padding:22px 16px}.source-practice .quiz-progress{font-size:11px;gap:12px}.study-banner{padding:24px}.study-banner h2{font-size:23px}.book-meta{font-size:12px}.practice-review{grid-template-columns:minmax(0,1fr)}.topic-tabs a{font-size:12px;padding:10px 12px}.source-question-list>h2{font-size:23px}.test-card{padding:22px}.letter-answers{gap:8px}}
@media print{.book-sidebar,.source-practice,.question-jumps,.chapter-contents{display:none}.book-layout{display:block}.book-panel,.source-question{border:0;padding:0}.book-content figure,.source-question{break-inside:avoid}.study-banner{display:none}}

.source-practice{min-height:0}.question-prompt{white-space:pre-line;overflow-wrap:anywhere;line-height:1.65}.source-question>.question-prompt{font-size:18px;font-weight:600;color:#2b493a;margin:20px 0 18px}.source-options li{padding-left:6px;line-height:1.7;overflow-wrap:anywhere}.source-practice>.question-prompt{font-size:23px;line-height:1.5}.answer-list button{white-space:normal;overflow-wrap:anywhere}
@media(max-width:640px){.source-question>.question-prompt{font-size:17px}.source-practice>.question-prompt{font-size:20px}}