:root{--ink:#51463d;--muted:#7b6d60;--orange:#efbd79;--blue:#dceef5;--line:rgba(100,83,68,.14);--paper:#fffdf9;--shadow:0 14px 36px rgba(79,61,44,.07)}
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.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:16px 0;padding:13px 16px;background:rgba(255,253,249,.91);border-radius:18px}.toolbar label{font-size:15px;font-weight:700}.toolbar select{flex:1;min-width:120px;max-width:100%;height:45px;padding:0 12px;border:1px solid var(--line);border-radius:12px;background:white;color:var(--ink);font-size:16px}.summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0 0 18px}.sum{padding:17px 20px;border-radius:18px;background:rgba(255,253,249,.95)}.sum span{font-size:14px;color:var(--muted)}.sum strong{display:block;font-size:27px;margin-top:5px;font-variant-numeric:tabular-nums}.notice{padding:12px 16px;border:1px solid #eacfa6;background:#fff6e7;border-radius:14px;line-height:1.7;font-size:15px}.empty{padding:30px 22px;text-align:center;line-height:1.8;background:var(--paper);border-radius:20px;color:var(--muted)}
.record{margin:14px 0;padding:22px 24px;border-radius:24px;background:var(--paper);box-shadow:var(--shadow);min-width:0}.record-heading{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.material{display:inline-block;font-size:14px;line-height:1.5;font-weight:750;color:#4f7585;background:#e6f2f7;border-radius:10px;padding:4px 10px;overflow-wrap:anywhere}.record h2{font-size:20px;line-height:1.6;margin:8px 0;overflow-wrap:anywhere}.record-time{font-size:14px;color:var(--muted);line-height:1.8}.record-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:14px}.record-stats{display:flex;gap:16px 24px;flex-wrap:wrap;flex:1}.metric{font-size:14px;color:var(--muted);line-height:1.5}.metric strong{display:block;font-size:21px;color:var(--ink);margin-top:2px;font-variant-numeric:tabular-nums}.detail-panel{margin-top:22px;padding-top:8px;border-top:1px solid var(--line)}.detail-note{font-size:15px;color:var(--muted);line-height:1.8;margin:14px 0}.wrong-card{padding:20px 0 24px;border-bottom:1px solid var(--line);min-width:0}.wrong-card:last-of-type{border-bottom:0}.wrong-card h3{font-size:19px;margin:0 0 12px}.prompt,.context,.explanation{font-size:21px;line-height:1.9;overflow-wrap:anywhere;white-space:normal}.context{padding:16px 18px;margin-bottom:14px;background:#f4f6f4;border-radius:14px;font-size:19px}.rich{white-space:pre-wrap;overflow-wrap:anywhere;max-width:100%;min-width:0}.rich p{margin:0 0 .6em}.rich p:last-child{margin-bottom:0}.rich h2,.rich h3,.rich h4{font-size:1em;margin:.5em 0}.rich .table-scroll{max-width:100%;overflow-x:auto;white-space:normal}.rich table{border-collapse:collapse;min-width:0;width:100%;font-size:.9em}.rich th,.rich td{border:1px solid var(--line);padding:8px;vertical-align:top}.question-img{display:block;max-width:100%;height:auto;max-height:none;margin:12px auto;border-radius:8px}.image-note{font-size:15px;color:var(--muted)}audio{display:block;width:100%;max-width:620px;margin:14px auto}.answers{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.answer{padding:16px 18px;border-radius:15px;min-width:0;overflow-wrap:anywhere}.answer.wrong{background:#fff0ec;border:1px solid #f0d8d1}.answer.correct{background:#edf6ef;border:1px solid #cfe3d5}.answer-label{font-size:15px;font-weight:750;margin-bottom:7px}.answer.wrong .answer-label{color:#965346}.answer.correct .answer-label{color:#386a4c}.answer-value{font-size:22px;line-height:1.75;white-space:pre-wrap}.answer-note{font-size:14px;line-height:1.6;color:var(--muted);margin-top:8px}.explanation{margin-top:16px;font-size:19px}.explanation h4{font-size:16px;margin:0 0 7px;color:var(--muted)}.transcript{margin-top:12px;font-size:18px;line-height:1.8}.transcript summary,.raw-record summary{cursor:pointer;font-weight:700;padding:10px 0}.raw-record{margin-top:14px;border-top:1px solid var(--line);padding-top:6px}.raw-record pre{font:inherit;font-size:18px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere;margin:10px 0}.more{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:22px}.more span{font-size:14px;color:var(--muted)}
@media(max-width:640px){.page{width:calc(100% - 20px);padding-top:10px}.top{padding:17px 16px;border-radius:20px;gap:12px}h1{font-size:23px}.top nav{margin-left:auto}.btn{padding:10px 13px;font-size:16px}.toolbar{padding:12px;gap:8px}.toolbar label{display:none}.toolbar select{font-size:15px}.summary{gap:7px;margin-bottom:12px}.sum{padding:13px 10px;border-radius:15px}.sum span{font-size:12px}.sum strong{font-size:22px}.record{padding:18px 16px;border-radius:20px}.record h2{font-size:19px}.record-bottom{align-items:flex-start;flex-wrap:wrap;gap:14px}.record-stats{gap:14px;justify-content:space-between;width:100%;flex-basis:100%}.record-bottom>.btn{margin-left:auto}.metric{font-size:13px}.metric strong{font-size:20px}.answers{grid-template-columns:1fr;gap:9px}.answer{padding:13px 15px}.answer-value{font-size:21px}.prompt{font-size:21px}.context,.explanation{font-size:19px}.context{padding:13px}.wrong-card{padding:18px 0}.material{font-size:13px}.record-time{font-size:13px}}
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