._header_4cj10_1{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:20px;padding:28px 0 20px;display:flex}._brand_4cj10_10{letter-spacing:-.02em;color:var(--ink);font-size:clamp(1.45rem,3vw,1.75rem);font-weight:700;line-height:1.2;display:inline-block}._brand_4cj10_10:hover{color:var(--accent)}._meta_4cj10_23{color:var(--mute);margin:6px 0 0;font-size:.9rem}._clear_4cj10_29{border:1px solid var(--line-strong);border-radius:var(--radius-sm);color:var(--mute);cursor:pointer;transition:color .14s var(--ease), border-color .14s var(--ease);background:0 0;flex-shrink:0;margin-top:2px;padding:7px 12px;font-size:.84rem}._clear_4cj10_29:hover{color:var(--bad);border-color:var(--bad)}._page_1xk1v_1{padding-top:24px;padding-bottom:64px}._overview_1xk1v_6{border-bottom:1px solid var(--line);color:var(--mute);margin:0 0 20px;padding-bottom:12px;font-size:.9rem;line-height:1.5}._domain_1xk1v_15{margin-bottom:28px}._domainHead_1xk1v_19{border-bottom:1px solid var(--line);justify-content:space-between;align-items:baseline;gap:12px;padding-bottom:8px;display:flex}._domainName_1xk1v_28{margin:0;font-size:1rem;font-weight:600}._domainMeta_1xk1v_34{color:var(--mute);font-size:.85rem}._rows_1xk1v_39{margin:0;padding:0;list-style:none}._row_1xk1v_39{border-bottom:1px solid var(--line);color:var(--ink);flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:6px 16px;padding:10px 0;display:flex}._row_1xk1v_39:hover{color:var(--accent)}._row_1xk1v_39[data-status=review_needed] ._rowMeta_1xk1v_60{color:var(--bad)}._row_1xk1v_39[data-mastery=solid] ._rowMeta_1xk1v_60{color:var(--ok)}._row_1xk1v_39[data-mastery=weak] ._rowMeta_1xk1v_60{color:var(--bad)}._rowName_1xk1v_72{font-size:.98rem}._rowMeta_1xk1v_60{color:var(--mute);font-size:.82rem}._box_1fwcu_1{border-top:1px dashed var(--line);animation:_reveal_1fwcu_1 .2s var(--ease) both;margin-top:12px;padding:12px 0 2px}._result_1fwcu_8{margin:0 0 6px;font-size:.9rem;font-weight:600}._box_1fwcu_1[data-correct=true] ._result_1fwcu_8{color:var(--ok)}._box_1fwcu_1[data-correct=false] ._result_1fwcu_8{color:var(--bad)}._explanation_1fwcu_22{color:var(--ink-soft);white-space:pre-wrap;margin:0;line-height:1.7}@keyframes _reveal_1fwcu_1{0%{opacity:0;filter:blur(2px)}to{opacity:1;filter:none}}._option_1udf0_1{width:100%;min-height:var(--bar-h);border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--sheet);color:var(--ink);text-align:left;cursor:pointer;transition:background .12s var(--ease), border-color .12s var(--ease);grid-template-columns:1.6em 1fr;align-items:start;gap:10px;margin-bottom:6px;padding:10px 12px;display:grid}._option_1udf0_1:hover:not(:disabled){background:var(--accent-soft);border-color:var(--accent)}._option_1udf0_1:disabled{cursor:default}._option_1udf0_1[data-state=selected-correct],._option_1udf0_1[data-state=correct]{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-deep)}._option_1udf0_1[data-state=selected-wrong]{background:var(--bad-soft);border-color:var(--bad);color:var(--bad)}._label_1udf0_41{font-weight:600;line-height:1.55}._content_1udf0_46{line-height:1.55}._card_gdtbs_1{max-width:var(--read-max);border-bottom:1px solid var(--line);padding:22px 0 26px;scroll-margin-top:20px}._meta_gdtbs_8{color:var(--mute);flex-wrap:wrap;align-items:baseline;gap:8px 14px;margin-bottom:8px;font-size:.82rem;display:flex}._no_gdtbs_18{color:var(--accent);font-weight:600}._source_gdtbs_23{color:var(--mute)}._stem_gdtbs_27{white-space:pre-wrap;margin-bottom:12px;font-size:1.02rem;line-height:1.75}._code_gdtbs_34{background:var(--code-bg);color:var(--code-ink);border-radius:var(--radius-sm);margin:0 0 14px;padding:14px 16px;font-size:.84rem;line-height:1.55;overflow-x:auto}._options_gdtbs_45{flex-direction:column;display:flex}._summary_1egd6_1{max-width:var(--read-max);border-top:1px solid var(--line);margin-top:28px;padding:24px 0 48px}._head_1egd6_8{margin-bottom:14px}._title_1egd6_12{color:var(--ink);margin:0 0 6px;font-size:1.15rem;font-weight:700}._hint_1egd6_19{max-width:40em;color:var(--mute);margin:0;line-height:1.65}._stats_1egd6_26{grid-template-columns:repeat(3,minmax(0,1fr));gap:0 16px;margin:0 0 12px;display:grid}._stats_1egd6_26 div{border-bottom:1px solid var(--line);padding:10px 0}._stats_1egd6_26 dt{color:var(--mute);margin:0 0 2px;font-size:.75rem}._stats_1egd6_26 dd{font-variant-numeric:tabular-nums;margin:0;font-size:1.2rem;font-weight:600}._stats_1egd6_26 dd[data-status=stable],._stats_1egd6_26 dd[data-status=completed]{color:var(--ok)}._stats_1egd6_26 dd[data-status=review_needed]{color:var(--bad)}._stats_1egd6_26 dd[data-mastery=solid]{color:var(--ok)}._stats_1egd6_26 dd[data-mastery=weak]{color:var(--bad)}._kinds_1egd6_68{color:var(--mute);margin:0 0 12px;font-size:.85rem}._split_1egd6_74{background:var(--line);border-radius:999px;height:4px;display:flex;overflow:hidden}._ok_1egd6_82{background:var(--ok);min-width:0}._bad_1egd6_87{background:var(--bad);min-width:0}@media (width<=720px){._stats_1egd6_26{grid-template-columns:repeat(2,minmax(0,1fr))}}._page_14rpk_1{padding-bottom:64px}._top_14rpk_5{max-width:var(--read-max);border-bottom:1px solid var(--line);margin-bottom:8px;padding:22px 0 16px}._back_14rpk_12{color:var(--accent);margin-bottom:10px;font-size:.88rem;display:inline-block}._back_14rpk_12:hover{text-underline-offset:3px;text-decoration:underline}._title_14rpk_24{letter-spacing:-.02em;color:var(--ink);margin:0 0 6px;font-size:clamp(1.35rem,3vw,1.65rem);font-weight:700;line-height:1.25}._stats_14rpk_33{color:var(--mute);margin:0;font-size:.88rem}._jump_14rpk_39{color:var(--accent);border-bottom:1px solid;font-weight:600}._missing_14rpk_45{padding:48px 0}._undo_14rpk_49{z-index:20;background:var(--ink);color:var(--sheet);border-radius:var(--radius-sm);align-items:center;gap:12px;padding:10px 14px;font-size:.88rem;display:flex;position:fixed;bottom:20px;left:50%;transform:translate(-50%);box-shadow:0 10px 28px #11182738}._undo_14rpk_49 button{border:1px solid var(--sheet);border-radius:var(--radius-sm);color:var(--sheet);cursor:pointer;background:0 0;padding:4px 10px;font-size:.82rem}._undo_14rpk_49 button:hover{background:var(--sheet);color:var(--ink)}:root{--ink:#111827;--ink-soft:#374151;--mute:#6b7280;--paper:#f3f4f6;--sheet:#fff;--line:#e5e7eb;--line-strong:#d1d5db;--accent:#2563eb;--accent-deep:#1d4ed8;--accent-soft:#eff6ff;--ok:#2563eb;--bad:#dc2626;--bad-soft:#fef2f2;--code-bg:#111827;--code-ink:#e5e7eb;--sheet-max:960px;--read-max:880px;--bar-h:44px;--radius:8px;--radius-sm:6px;--font-sans:"Noto Sans SC", "PingFang SC", "Hiragino Sans GB", sans-serif;--font-mono:"JetBrains Mono", ui-monospace, monospace;--ease:cubic-bezier(.22, 1, .36, 1);--ease-out:cubic-bezier(.16, 1, .3, 1);--shadow-sheet:0 1px 2px #1118270a, 0 12px 32px #1118270f}*,:before,:after{box-sizing:border-box}html{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;scroll-behavior:smooth}body{min-height:100vh;font-family:var(--font-sans);color:var(--ink);caret-color:var(--accent);background:var(--paper);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;font-size:16px;line-height:1.7}#root{min-height:100vh}a{color:inherit;text-decoration:none}button{font:inherit}pre,code{font-family:var(--font-mono)}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}::selection{background:#2563eb29}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--line-strong);border:2px solid var(--paper);border-radius:999px}.tabular{font-variant-numeric:tabular-nums}.app-shell{max-width:var(--sheet-max);margin:0 auto;padding:24px 16px 80px}.page-surface{background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sheet);min-height:calc(100vh - 48px);animation:sheetIn .42s var(--ease-out) both;padding:0 32px 48px}@keyframes sheetIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@media (width<=640px){.app-shell{padding:10px 8px 64px}.page-surface{border-radius:var(--radius-sm);min-height:calc(100vh - 20px);padding:0 16px 36px}}