._loading_hhpu8_1{align-items:center;gap:var(--space-3);padding:var(--space-6) 0;color:var(--color-muted);display:flex}._pulse_hhpu8_9{background:var(--color-brand);width:.5rem;height:.5rem;animation:1.2s ease-in-out infinite _pulse_hhpu8_9}@keyframes _pulse_hhpu8_9{50%{opacity:.25}}._block_hhpu8_22{padding:var(--space-5);border:var(--border-thin);border-left:3px solid var(--color-ink);border-radius:var(--radius-s)}._error_hhpu8_29{border-left-color:var(--color-error);background:var(--color-error-surface)}._title_hhpu8_34{font-weight:700}._body_hhpu8_38{margin-top:var(--space-2);color:var(--color-muted)}._error_hhpu8_29 ._body_hhpu8_38{color:var(--color-ink)}._action_hhpu8_47{margin-top:var(--space-4)}._button_14add_1{justify-content:center;align-items:center;gap:var(--space-2);min-height:var(--touch-target);padding:0 var(--space-5);border-radius:var(--radius-s);font-family:var(--font-body);font-size:var(--text-body);transition:background-color var(--duration-fast), border-color var(--duration-fast);border:1px solid #0000;font-weight:700;line-height:1.2;text-decoration:none;display:inline-flex}._button_14add_1 svg{flex:none;width:1.125rem;height:1.125rem}._block_14add_26{width:100%;display:flex}._primary_14add_32{background:var(--color-accent);color:var(--color-on-accent)}._primary_14add_32:hover:not(:disabled){background:var(--color-accent-hover)}._secondary_14add_41{border-color:var(--color-ink);color:var(--color-ink);background:0 0}._secondary_14add_41:hover:not(:disabled){background:var(--color-surface)}._quiet_14add_51{padding:0 var(--space-2);color:var(--color-ink);text-underline-offset:.18em;background:0 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h1{color:var(--color-brand)}._fatal_1qwhf_8 ul{padding-left:var(--space-5);font-family:var(--font-mono);font-size:var(--text-small);list-style:square}._fatal_1qwhf_8 p{color:var(--color-muted)}._header_1wkyf_1{gap:var(--space-2);margin-bottom:var(--space-6);display:grid}._header_1wkyf_1 h1{color:var(--color-brand)}._back_1wkyf_11{align-items:center;gap:var(--space-2);min-height:var(--touch-target);margin-top:calc(var(--space-4) * -1);color:var(--color-muted);font-size:var(--text-small);justify-self:start;font-weight:500;text-decoration:none;display:inline-flex}._back_1wkyf_11:hover{color:var(--color-ink)}._back_1wkyf_11 svg{width:1rem;height:1rem}._intro_1wkyf_33{max-width:var(--reading-max);color:var(--color-muted);font-size:var(--text-lead)}._page_k1imv_1{max-width:var(--reading-max)}._section_k1imv_5{gap:var(--space-3);padding:var(--space-5) 0;border-top:var(--border-thin);display:grid}._section_k1imv_5:first-of-type{border-top:1px solid var(--color-ink)}._highlight_k1imv_16{padding:var(--space-5);border:1px solid var(--color-ink);border-radius:var(--radius-m);background:var(--color-surface);margin-bottom:var(--space-5)}._hint_k1imv_24{color:var(--color-muted);font-size:var(--text-small)}._error_k1imv_29{color:var(--color-error);font-size:var(--text-small)}._separator_k1imv_35{align-items:center;gap:var(--space-3);max-width:24rem;color:var(--color-muted);font-size:var(--text-small);display:flex}._separator_k1imv_35:before,._separator_k1imv_35:after{content:"";border-top:var(--border-thin);flex:1}._form_k1imv_51{gap:var(--space-3);margin-top:var(--space-2);justify-items:start;display:grid}._form_k1imv_51 label{font-weight:700}._form_k1imv_51 input{width:100%;max-width:24rem;min-height:var(--touch-target);padding:0 var(--space-3);border:var(--border-strong);border-radius:var(--radius-s);background:var(--color-paper)}._form_k1imv_51 input:focus-visible{border-color:var(--color-ink)}._form_k1imv_51 ._code_k1imv_76{max-width:14rem;font-family:var(--font-mono);letter-spacing:.3em;font-size:1.375rem;font-weight:500}._secondary_k1imv_84,._row_k1imv_85{gap:var(--space-2) var(--space-3);flex-wrap:wrap;display:flex}._confirm_k1imv_91{gap:var(--space-3);padding:var(--space-4);border-left:3px solid var(--color-error);background:var(--color-error-surface);display:grid}._google_1tlwd_7{gap:var(--space-2);width:100%;max-width:24rem;display:grid}._button_1tlwd_14{width:100%;min-height:var(--touch-target);padding:var(--space-2) 12px;border:1px solid var(--color-google-border);background:var(--color-google-surface);color:var(--color-google-text);font-family:var(--font-body);text-align:center;border-radius:4px;justify-content:center;align-items:center;gap:10px;font-size:.875rem;font-weight:500;line-height:1.25rem;display:flex}._button_1tlwd_14:disabled{opacity:.6}._logo_1tlwd_37{flex:none;width:20px;height:20px}._blue_1tlwd_43{fill:var(--color-google-blue)}._green_1tlwd_47{fill:var(--color-google-green)}._yellow_1tlwd_51{fill:var(--color-google-yellow)}._red_1tlwd_55{fill:var(--color-google-red)}@media (max-width:30rem){._back_1tnvo_3{width:100%}}._badge_jmo6u_1{align-items:center;gap:var(--space-1);font-size:var(--text-small);color:var(--color-muted);display:inline-flex}._badge_jmo6u_1 svg{flex:none;width:.9375rem;height:.9375rem}._warning_jmo6u_15{color:var(--color-error)}._list_c64q0_1{gap:var(--space-2);margin-top:var(--space-2);display:grid}._choice_c64q0_7{align-items:start;gap:var(--space-1) var(--space-3);min-height:3.25rem;padding:var(--space-3) var(--space-4);border:var(--border-strong);border-radius:var(--radius-s);background:var(--color-paper);grid-template-columns:auto 1fr;display:grid;position:relative}._selectable_c64q0_20{cursor:pointer;transition:background-color var(--duration-fast), border-color var(--duration-fast)}._selectable_c64q0_20:hover{background:var(--color-surface)}._selectable_c64q0_20 input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}._selectable_c64q0_20:has(input:focus-visible){outline:2px solid var(--color-focus);outline-offset:2px}._selected_c64q0_46,._selected_c64q0_46:hover{border-color:var(--color-brand);background:var(--color-brand-soft);box-shadow:inset 0 0 0 1px var(--color-brand)}._letter_c64q0_53{width:1.625rem;height:1.625rem;font-family:var(--font-mono);font-size:var(--text-micro);border:1px solid;border-radius:2px;place-items:center;font-weight:500;display:grid}._selectable_c64q0_20 ._letter_c64q0_53{color:var(--color-brand)}._selected_c64q0_46 ._letter_c64q0_53{background:var(--color-brand);border-color:var(--color-brand);color:var(--color-on-brand)}._text_c64q0_76{min-width:0;padding-top:.0625rem}._status_c64q0_81{align-items:center;gap:var(--space-1);font-size:var(--text-small);grid-column:2;font-weight:700;display:inline-flex}._status_c64q0_81 svg{width:1rem;height:1rem}._correct_c64q0_95{border-color:var(--color-success);background:var(--color-success-surface);box-shadow:inset 0 0 0 1px var(--color-success)}._correct_c64q0_95 ._status_c64q0_81,._correct_c64q0_95 ._letter_c64q0_53{color:var(--color-success)}._wrong_c64q0_106{border-color:var(--color-error);background:var(--color-error-surface);box-shadow:inset 0 0 0 1px var(--color-error)}._wrong_c64q0_106 ._status_c64q0_81,._wrong_c64q0_106 ._letter_c64q0_53{color:var(--color-error)}._neutral_c64q0_117{border-color:var(--color-line);color:var(--color-muted)}._correction_u2z6s_1{gap:var(--space-2);margin-top:var(--space-3);padding:var(--space-4) 0 0 var(--space-4);border-left:3px solid var(--color-ink);display:grid}._correct_u2z6s_1{border-left-color:var(--color-success)}._wrong_u2z6s_13{border-left-color:var(--color-error)}._verdict_u2z6s_17{text-transform:uppercase;font-size:1.75rem}._verdict_u2z6s_17:focus{outline:none}._correct_u2z6s_1 ._verdict_u2z6s_17{color:var(--color-success)}._wrong_u2z6s_13 ._verdict_u2z6s_17{color:var(--color-error)}._explanation_u2z6s_34{max-width:var(--reading-max);margin-bottom:var(--space-3)}._sources_u2z6s_39{gap:var(--space-2);font-size:var(--text-small);display:grid}._sources_u2z6s_39 a{font-weight:500;display:inline}._sources_u2z6s_39 a svg{vertical-align:-.05em;width:.8125rem;height:.8125rem;margin-left:.25rem;display:inline-block}._sourceMeta_u2z6s_58{color:var(--color-muted);display:block}._head_o7u63_1{justify-content:space-between;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4);flex-wrap:wrap;display:flex}._filters_o7u63_10{border:var(--border-strong);border-radius:var(--radius-s);display:inline-flex;overflow:hidden}._filters_o7u63_10 button{min-height:var(--touch-target);padding:0 var(--space-4);font-size:var(--text-small);background:0 0;border:0;font-weight:500}._filters_o7u63_10 button+button{border-left:var(--border-strong)}._filters_o7u63_10 button[aria-pressed=true]{background:var(--color-ink);color:var(--color-paper)}._filters_o7u63_10 button:focus-visible{outline-offset:-3px;outline-color:var(--color-accent)}._list_o7u63_40{border-top:1px solid var(--color-ink)}._item_o7u63_44{border-bottom:var(--border-thin)}._item_o7u63_44 summary{gap:var(--space-1) var(--space-3);min-height:var(--touch-target);padding:var(--space-3) var(--space-1);cursor:pointer;grid-template-columns:auto 1fr;align-items:start;list-style:none;display:grid}._item_o7u63_44 summary::-webkit-details-marker{display:none}._item_o7u63_44 summary:hover{background:var(--color-surface)}._position_o7u63_67{font-family:var(--font-mono);font-size:var(--text-micro);color:var(--color-muted);padding-top:.2rem;font-weight:500}._stem_o7u63_75{min-width:0;font-weight:500}._correct_o7u63_80,._wrong_o7u63_81{align-items:center;gap:var(--space-1);font-size:var(--text-small);grid-column:2;font-weight:700;display:inline-flex}._correct_o7u63_80 svg,._wrong_o7u63_81 svg{width:1rem;height:1rem}._correct_o7u63_80{color:var(--color-success)}._wrong_o7u63_81{color:var(--color-error)}._body_o7u63_104{padding:0 var(--space-1) var(--space-5)}@media (min-width:40rem){._item_o7u63_44 summary{grid-template-columns:auto 1fr auto}._correct_o7u63_80,._wrong_o7u63_81{grid-column:3;padding-top:.1rem}._body_o7u63_104{padding-left:2.25rem}}._meta_omnlq_1{font-size:var(--text-body)}._list_15y1d_1{border-top:1px solid var(--color-ink)}._row_15y1d_5{align-items:center;gap:var(--space-4);padding:var(--space-3) var(--space-1);border-bottom:var(--border-thin);grid-template-columns:4.5rem 1fr;text-decoration:none;display:grid}._row_15y1d_5:hover{background:var(--color-surface)}._score_15y1d_19{font-family:var(--font-display);font-size:1.875rem;font-weight:700;line-height:1}._body_15y1d_26{gap:.125rem;min-width:0;display:grid}._name_15y1d_32{font-weight:700}._meta_15y1d_36{color:var(--color-muted);font-size:var(--text-small)}._more_5okz1_1{margin-top:var(--space-5)}._table_1ipkn_1{border-collapse:collapse;border-top:1px solid var(--color-ink);font-variant-numeric:tabular-nums;width:100%}._table_1ipkn_1 th,._table_1ipkn_1 td{padding:var(--space-3) var(--space-1) var(--space-3) var(--space-3);border-bottom:var(--border-thin);text-align:right}._table_1ipkn_1 th:first-child{padding-left:var(--space-1);text-align:left}._table_1ipkn_1 tbody th._depth1_1ipkn_21{padding-left:calc(var(--space-1) + var(--space-4))}._table_1ipkn_1 tbody th._depth2_1ipkn_25{padding-left:calc(var(--space-1) + 2 * var(--space-4))}._table_1ipkn_1 thead th{font-family:var(--font-mono);font-size:var(--text-micro);letter-spacing:.06em;text-transform:uppercase;color:var(--color-muted);font-weight:500}._table_1ipkn_1 tbody th{overflow-wrap:anywhere;-webkit-hyphens:auto;hyphens:auto;font-weight:500}._toggle_1ipkn_46{align-items:center;gap:var(--space-2);min-height:var(--touch-target);color:inherit;font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;padding:0;display:inline-flex}._toggle_1ipkn_46 svg{flex:none;width:1rem;height:1rem}._toggle_1ipkn_46[aria-expanded=true] svg{transform:rotate(90deg)}._name_1ipkn_70{overflow-wrap:anywhere;min-width:0}._practice_1ipkn_76{width:-moz-fit-content;width:fit-content;min-height:var(--touch-target);color:var(--color-muted);font-size:var(--text-small);align-items:center;font-weight:400;text-decoration:underline;display:flex}._few_1ipkn_87{color:var(--color-muted);font-size:var(--text-small);display:block}._page_1ghwg_1{gap:var(--space-7);display:grid}._page_1ghwg_1 h2{margin-bottom:var(--space-3)}._overview_1ghwg_11{gap:var(--space-4);display:grid}._filters_1ghwg_17{gap:var(--space-3);display:grid}._periods_1ghwg_22 legend{margin-bottom:var(--space-2)}._periodOptions_1ghwg_26{gap:var(--space-2);flex-wrap:wrap;display:flex}._periodOption_1ghwg_26{min-width:5.5rem;min-height:var(--touch-target);padding:0 var(--space-4);border:var(--border-strong);border-radius:var(--radius-s);cursor:pointer;place-items:center;font-weight:600;display:grid;position:relative}._periodOption_1ghwg_26 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3vw,4rem);font-weight:700;line-height:1}._metricNote_1ghwg_102{margin-top:var(--space-1);color:var(--color-muted);font-size:var(--text-small)}._formulas_1ghwg_108{margin-top:var(--space-3);color:var(--color-muted);font-size:var(--text-small)}._formulas_1ghwg_108 summary{min-height:var(--touch-target);cursor:pointer;text-underline-offset:.18em;align-items:center;text-decoration:underline;display:inline-flex}._formulas_1ghwg_108 p{max-width:var(--reading-max)}._sectionHead_1ghwg_127{justify-content:space-between;align-items:baseline;gap:var(--space-2);flex-wrap:wrap;display:flex}@media (min-width:40rem){._filters_1ghwg_17{align-items:end;gap:var(--space-5);flex-wrap:wrap;display:flex}._select_1ghwg_73{width:auto;min-width:14rem}._metrics_1ghwg_84{border-bottom:var(--border-thin);grid-template-columns:repeat(3,1fr)}._metrics_1ghwg_84>div{padding:var(--space-5) var(--space-5) var(--space-5) 0;border-bottom:0}._metrics_1ghwg_84>div+div{padding-left:var(--space-5);border-left:var(--border-thin)}}._groups_1vt8f_1{gap:var(--space-7);display:grid}._notice_1vt8f_6,._error_1vt8f_7{padding:var(--space-3) var(--space-4);border-left:3px solid var(--color-ink);background:var(--color-surface);font-size:var(--text-small)}._error_1vt8f_7{border-left-color:var(--color-error);background:var(--color-error-surface)}._groupHead_1vt8f_19{justify-content:space-between;align-items:end;gap:var(--space-3);padding-bottom:var(--space-4);border-bottom:1px solid var(--color-ink);flex-wrap:wrap;display:flex}._count_1vt8f_29{margin-top:var(--space-1);color:var(--color-muted)}._questions_1vt8f_34 li{padding:var(--space-3) var(--space-1);border-bottom:var(--border-thin);gap:.125rem;display:grid}._meta_1vt8f_41{color:var(--color-muted);font-size:var(--text-small)}._updated_1vt8f_46{color:var(--color-brand)}@media (max-width:30rem){._groupHead_1vt8f_19>button{width:100%}}._layout_b66z7_1{gap:var(--space-6);display:grid}._resume_b66z7_7{order:-1}._side_b66z7_11{gap:var(--space-5);align-content:start;display:grid}._title_b66z7_17{margin:var(--space-2) 0 var(--space-5);color:var(--color-brand);font-size:var(--text-display);text-transform:uppercase;line-height:.95}._list_b66z7_25{border-top:1px solid var(--color-ink)}._row_b66z7_29{align-items:start;gap:var(--space-4);padding:var(--space-5) 0;border-bottom:var(--border-thin);transition:background-color var(--duration-fast);grid-template-columns:auto 1fr auto;text-decoration:none;display:grid}._row_b66z7_29:hover{background:var(--color-surface)}._index_b66z7_44{font-family:var(--font-mono);font-size:var(--text-small);color:var(--color-brand);padding-top:.45rem;font-weight:500}._rowBody_b66z7_52{gap:var(--space-1);min-width:0;display:grid}._rowName_b66z7_58{font-family:var(--font-display);font-size:clamp(1.625rem,1.3rem + 1.4vw,2.125rem);font-weight:700;line-height:1.05}._rowDescription_b66z7_65{color:var(--color-muted)}._rowMeta_b66z7_69{margin-top:var(--space-1);font-family:var(--font-mono);font-size:var(--text-micro);letter-spacing:.04em;text-transform:uppercase;color:var(--color-muted);font-weight:500}._arrow_b66z7_79{width:1.375rem;height:1.375rem;transition:transform var(--duration-fast);margin-top:.4rem}._row_b66z7_29:hover ._arrow_b66z7_79{transform:translate(3px)}._upcoming_b66z7_90{margin-top:var(--space-4);color:var(--color-muted);font-size:var(--text-small)}._ticket_b66z7_97{gap:var(--space-1);padding:var(--space-4) var(--space-4) 0;border:1px solid var(--color-ink);border-radius:var(--radius-m);background:var(--color-surface);display:grid}._ticketName_b66z7_106{font-family:var(--font-display);font-size:1.625rem;font-weight:700;line-height:1.1}._ticketMeta_b66z7_113{color:var(--color-muted);font-size:var(--text-small)}._ticketStub_b66z7_118{margin:var(--space-3) calc(var(--space-4) * -1) 0;padding:var(--space-4);border-top:1px dashed var(--color-line-strong)}._note_b66z7_124{gap:var(--space-2);padding-top:var(--space-4);border-top:var(--border-thin);display:grid}._noteMeta_b66z7_131,._noteEmpty_b66z7_132,._guest_b66z7_133{color:var(--color-muted)}._guest_b66z7_133{font-size:var(--text-small)}@media (min-width:56rem){._layout_b66z7_1{gap:var(--space-5) var(--space-8);grid-template-rows:auto 1fr;grid-template-columns:minmax(0,1fr) 20rem;align-items:start}._courses_b66z7_150{grid-area:1/1/span 2}._resume_b66z7_7,._side_b66z7_11{grid-column:2}._resume_b66z7_7{order:0}._resume_b66z7_7,._courses_b66z7_150+._side_b66z7_11{padding-top:var(--space-5)}}._ticket_s9a8u_2{border:1px solid var(--color-ink);border-radius:var(--radius-m);display:grid}._options_s9a8u_8{gap:var(--space-6);padding:var(--space-5);display:grid}._group_s9a8u_14{gap:var(--space-3);display:grid}._group_s9a8u_14 legend{margin-bottom:var(--space-3)}._topics_s9a8u_23{border-top:var(--border-thin)}._topic_s9a8u_23{align-items:center;gap:var(--space-3);min-height:3rem;padding:var(--space-2) var(--space-2);border-bottom:var(--border-thin);cursor:pointer;grid-template-columns:auto 1fr auto;display:grid}._topic_s9a8u_23:hover{background:var(--color-surface)}._topic_s9a8u_23:has(input:checked){background:var(--color-surface);font-weight:700}:is(._topic_s9a8u_23:has(input:focus-visible),._size_s9a8u_48:has(input:focus-visible)){outline:2px solid var(--color-focus);outline-offset:2px}._topic_s9a8u_23 input{appearance:none;border:1.5px solid var(--color-line-strong);border-radius:50%;outline:none;width:1.125rem;height:1.125rem;margin:0}._topic_s9a8u_23 input:checked{border-color:var(--color-ink);background:var(--color-ink);box-shadow:inset 0 0 0 3px var(--color-surface)}._topic_s9a8u_23:has(input:disabled){color:var(--color-muted);cursor:default}._topic_s9a8u_23:has(input:disabled):hover{background:0 0}._topic_s9a8u_23 input:disabled{border-style:dashed}._topicName_s9a8u_84{overflow-wrap:anywhere;min-width:0}._topicCount_s9a8u_89{font-family:var(--font-mono);font-size:var(--text-micro);color:var(--color-muted);white-space:nowrap;font-weight:500}._sizes_s9a8u_97{gap:var(--space-2);flex-wrap:wrap;display:flex}._size_s9a8u_48{min-width:4.5rem;min-height:3rem;padding:0 var(--space-4);border:var(--border-strong);border-radius:var(--radius-s);font-family:var(--font-display);cursor:pointer;place-items:center;font-size:1.5rem;font-weight:700;display:grid;position:relative}._size_s9a8u_48 input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}._size_s9a8u_48:hover{background:var(--color-surface)}._size_s9a8u_48:has(input:checked){border-color:var(--color-ink);background:var(--color-ink);color:var(--color-paper)}._hint_s9a8u_136{color:var(--color-muted);font-size:var(--text-small)}._notice_s9a8u_142{padding-left:var(--space-3);border-left:2px solid var(--color-line-strong);font-size:var(--text-small)}._stub_s9a8u_148{gap:var(--space-3);padding:var(--space-5);border-top:1px dashed var(--color-line-strong);background:var(--color-surface);border-radius:0 0 var(--radius-m) var(--radius-m);align-content:start;display:grid}._summary_s9a8u_158{font-family:var(--font-display);font-size:1.375rem;font-weight:600;line-height:1.2}._confirm_s9a8u_165{gap:var(--space-3);font-size:var(--text-small);display:grid}._error_s9a8u_171{color:var(--color-error);font-size:var(--text-small)}@media (min-width:56rem){._ticket_s9a8u_2{grid-template-columns:minmax(0,1fr) 21rem}._options_s9a8u_8{padding:var(--space-6)}._stub_s9a8u_148{padding:var(--space-6);border-top:0;border-left:1px dashed var(--color-line-strong);border-radius:0 var(--radius-m) var(--radius-m) 0}}._signIn_s9a8u_195{max-width:var(--reading-max);margin-top:var(--space-5)}._stepper_s9a8u_201{align-items:center;gap:var(--space-2);display:flex}._step_s9a8u_201{min-width:var(--touch-target);min-height:var(--touch-target);border:var(--border-strong);border-radius:var(--radius-s);background:var(--color-paper);color:var(--color-ink);place-items:center;display:grid}._step_s9a8u_201 svg{width:1.125rem;height:1.125rem}._step_s9a8u_201[aria-disabled=true]{border-color:var(--color-line);color:var(--color-muted);cursor:not-allowed}._stepValue_s9a8u_229{min-width:6.5rem;font-family:var(--font-mono);text-align:center;font-weight:500}._page_1kf2d_1{gap:var(--space-6);display:grid}._hero_1kf2d_6{gap:var(--space-2);padding-bottom:var(--space-5);border-bottom:1px solid var(--color-ink);display:grid}._score_1kf2d_13{font-size:clamp(2.75rem,2rem + 5vw,5rem);line-height:1}._board_1kf2d_19{display:inline-block}._tiles_1kf2d_23{align-items:center;gap:.12em;display:inline-flex}._tile_1kf2d_23{border-radius:var(--radius-m);width:1.05em;height:1.35em;font-family:var(--font-mono);place-items:center;font-weight:500;line-height:1;display:inline-grid}._scoreTile_1kf2d_40{background:var(--color-brand);color:var(--color-on-brand)}._totalTile_1kf2d_45{background:var(--color-tile);color:var(--color-brand)}._slash_1kf2d_50{color:var(--color-brand);font-family:var(--font-mono);padding:0 .12em;font-weight:500}._message_1kf2d_57{max-width:var(--reading-max);font-size:var(--text-lead)}._topics_1kf2d_62 h2{margin-bottom:var(--space-3)}._topics_1kf2d_62>ul{border-top:var(--border-thin)}._topicRow_1kf2d_70{justify-content:space-between;gap:var(--space-4);padding:var(--space-3) var(--space-1);border-bottom:var(--border-thin);display:flex}._topicName_1kf2d_79{overflow-wrap:anywhere;min-width:0}._subTopics_1kf2d_85{padding-left:var(--space-4)}._topicScore_1kf2d_89{font-family:var(--font-mono);font-size:var(--text-small);white-space:nowrap;font-weight:500}._actions_1kf2d_96{gap:var(--space-3);flex-wrap:wrap;display:flex}@media (max-width:30rem){._actions_1kf2d_96>*{width:100%}}@media (min-width:56rem){._page_1kf2d_1{column-gap:var(--space-8);grid-template-columns:minmax(0,1fr) 20rem}._hero_1kf2d_6,._actions_1kf2d_96,._page_1kf2d_1>section:last-child{grid-column:1}._topics_1kf2d_62{grid-area:1/2/span 2;align-self:start}}._dial_1q0eg_2{flex:none;width:6.5rem;height:6.5rem;position:relative}._dial_1q0eg_2 svg{width:100%;height:100%;display:block}._ring_1q0eg_15,._arc_1q0eg_16{fill:none;stroke-width:8px}._ring_1q0eg_15{stroke:var(--color-tile)}._arc_1q0eg_16{stroke:var(--color-accent)}._arc_1q0eg_16._alert_1q0eg_29{stroke:var(--color-timer-alert)}._tick_1q0eg_33{stroke:var(--color-brand);stroke-width:1.5px}._value_1q0eg_38{place-content:center;justify-items:center;line-height:1;display:grid;position:absolute;inset:0}._seconds_1q0eg_47{color:var(--color-brand);font-family:var(--font-display);font-size:2.5rem;font-weight:700}._unit_1q0eg_54{color:var(--color-muted);font-family:var(--font-mono);font-size:var(--text-micro);letter-spacing:.08em}._track_176sk_1{width:100%;max-width:46rem;padding:0 max(var(--gutter), env(safe-area-inset-right)) 0 max(var(--gutter), env(safe-area-inset-left));gap:2px;margin:0 auto;display:flex}._segment_176sk_11{background:var(--color-line);flex:1;height:4px}._current_176sk_17{background:var(--color-ink)}._correct_176sk_21{background:var(--color-success)}._wrong_176sk_26{background:repeating-linear-gradient(135deg, var(--color-error) 0 2px, var(--color-error-surface) 2px 4px)}._page_182ww_1{min-height:100dvh;padding-top:env(safe-area-inset-top);flex-direction:column;display:flex}._state_182ww_8{width:100%;max-width:46rem;margin:var(--space-7) auto;padding:0 var(--gutter)}._topbar_182ww_15{align-items:center;gap:var(--space-3);width:100%;max-width:46rem;min-height:3.5rem;padding:0 max(var(--gutter), env(safe-area-inset-right)) 0 max(var(--gutter), env(safe-area-inset-left));grid-template-columns:1fr auto 1fr;margin:0 auto;display:grid}._quit_182ww_28{align-items:center;gap:var(--space-1);min-height:var(--touch-target);color:var(--color-muted);font-size:var(--text-small);justify-self:start;font-weight:500;text-decoration:none;display:inline-flex}._quit_182ww_28:hover{color:var(--color-ink)}._quit_182ww_28 svg{width:1.125rem;height:1.125rem}._brand_182ww_49{display:none}._counter_182ww_53{font-family:var(--font-mono);font-size:var(--text-small);letter-spacing:.04em;grid-column:3;justify-self:end;font-weight:500}._main_182ww_62{gap:var(--space-4);width:100%;max-width:46rem;padding:var(--space-6) max(var(--gutter), env(safe-area-inset-right)) var(--space-6) max(var(--gutter), env(safe-area-inset-left));flex:1;align-content:start;margin:0 auto;display:grid}._head_182ww_75{justify-content:space-between;align-items:flex-start;gap:var(--space-3);display:flex}._head_182ww_75>:first-child{min-width:0}._stem_182ww_86{font-family:var(--font-body);font-size:var(--text-question);letter-spacing:0;text-wrap:pretty;font-weight:500;line-height:1.35}._stem_182ww_86:focus{outline:none}._image_182ww_99{border:var(--border-thin);border-radius:var(--radius-s);max-height:16rem}._error_182ww_105{color:var(--color-error);font-size:var(--text-small)}._actions_182ww_110{border-top:1px solid var(--color-ink);background:var(--color-paper);padding-bottom:env(safe-area-inset-bottom);position:sticky;bottom:0}._actionsInner_182ww_118{max-width:46rem;padding:var(--space-3) max(var(--gutter), env(safe-area-inset-right)) var(--space-3) max(var(--gutter), env(safe-area-inset-left));margin:0 auto}@media (min-width:48rem){._brand_182ww_49{display:block}._actionsInner_182ww_118{justify-content:flex-end;display:flex}._actionsInner_182ww_118>*{width:auto;min-width:15rem}}._toast_18fme_1{right:var(--gutter);bottom:calc(var(--tabbar-height) + env(safe-area-inset-bottom) + var(--space-3));left:var(--gutter);z-index:25;justify-content:space-between;align-items:center;gap:var(--space-3);max-width:34rem;padding:var(--space-3) var(--space-4);border:1px solid var(--color-ink);border-radius:var(--radius-s);background:var(--color-paper);flex-wrap:wrap;margin:0 auto;display:flex;position:fixed}._actions_18fme_20{gap:var(--space-2);display:flex}@media (min-width:56rem){._toast_18fme_1{bottom:var(--space-5)}}._shell_18ggc_1{min-height:100dvh;padding-bottom:calc(var(--tabbar-height) + env(safe-area-inset-bottom))}._skip_18ggc_7{left:var(--space-2);z-index:30;padding:var(--space-2) var(--space-4);background:var(--color-ink);color:var(--color-paper);position:absolute;top:-4rem}._skip_18ggc_7:focus{top:var(--space-2)}._header_18ggc_22{padding-top:env(safe-area-inset-top);background:var(--color-brand);color:var(--color-on-brand)}._headerInner_18ggc_28{justify-content:space-between;align-items:center;gap:var(--space-5);max-width:var(--page-max);min-height:3.5rem;padding:0 max(var(--gutter), env(safe-area-inset-right)) 0 max(var(--gutter), env(safe-area-inset-left));margin:0 auto;display:flex}._brand_18ggc_40{min-height:var(--touch-target);align-items:center;text-decoration:none;display:inline-flex}._brand_18ggc_40:focus-visible{outline-color:var(--color-on-brand)}._nav_18ggc_52{z-index:20;padding-bottom:env(safe-area-inset-bottom);background:var(--color-paper);border-top:1px solid var(--color-ink);position:fixed;inset:auto 0 0}._nav_18ggc_52 ul{grid-template-columns:repeat(4,1fr);max-width:32rem;margin:0 auto;display:grid}._nav_18ggc_52 a{height:var(--tabbar-height);color:var(--color-muted);font-size:var(--text-micro);border-top:2px solid #0000;flex-direction:column;justify-content:center;align-items:center;gap:.15rem;font-weight:500;text-decoration:none;display:flex}._nav_18ggc_52 a svg{width:1.25rem;height:1.25rem}._nav_18ggc_52 a:hover{color:var(--color-ink)}._nav_18ggc_52 a._active_18ggc_92{border-top-color:var(--color-brand);color:var(--color-brand);font-weight:700}._demo_18ggc_98{padding:var(--space-2) var(--gutter);border-bottom:var(--border-thin);background:var(--color-surface);font-size:var(--text-small);text-align:center;margin:0}._main_18ggc_107{max-width:var(--page-max);padding:var(--space-6) max(var(--gutter), env(safe-area-inset-right)) var(--space-7) max(var(--gutter), env(safe-area-inset-left));margin:0 auto}._main_18ggc_107:focus{outline:none}@media (min-width:56rem){._shell_18ggc_1{padding-bottom:0}._headerInner_18ggc_28{min-height:4.25rem}._nav_18ggc_52{background:0 0;border:0;padding:0;position:static}._nav_18ggc_52 ul{gap:var(--space-2);max-width:none;margin:0;display:flex}._nav_18ggc_52 a{gap:var(--space-2);height:4.25rem;padding:0 var(--space-3);color:var(--color-brand-muted);font-size:var(--text-body);border-top:0;border-bottom:2px solid #0000;flex-direction:row}._nav_18ggc_52 a svg{width:1.0625rem;height:1.0625rem}._nav_18ggc_52 a:hover,._nav_18ggc_52 a._active_18ggc_92{color:var(--color-on-brand)}._nav_18ggc_52 a._active_18ggc_92{border-bottom-color:var(--color-on-brand)}._nav_18ggc_52 a:focus-visible{outline-color:var(--color-on-brand)}}@font-face{font-family:Barlow Condensed;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/barlow-condensed-latin-600-normal-DepVgxBB.woff2)format("woff2"),url(/assets/barlow-condensed-latin-600-normal-BFJEwTuo.woff)format("woff")}@font-face{font-family:Barlow Condensed;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/barlow-condensed-latin-700-normal-v1xN8_Wq.woff2)format("woff2"),url(/assets/barlow-condensed-latin-700-normal-Dmwat-ge.woff)format("woff")}@font-face{font-family:DM Sans;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/dm-sans-latin-400-normal-CW0RaeGs.woff2)format("woff2"),url(/assets/dm-sans-latin-400-normal-BwCSEQnW.woff)format("woff")}@font-face{font-family:DM Sans;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/dm-sans-latin-500-normal-B9HHJjqV.woff2)format("woff2"),url(/assets/dm-sans-latin-500-normal-Dr3UlScf.woff)format("woff")}@font-face{font-family:DM Sans;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/dm-sans-latin-700-normal-DvUfVpUG.woff2)format("woff2"),url(/assets/dm-sans-latin-700-normal-CUSSCpQX.woff)format("woff")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-latin-500-normal-DSY6xOcd.woff2)format("woff2"),url(/assets/ibm-plex-mono-latin-500-normal-CB9ihrfo.woff)format("woff")}:root{--color-paper:#f4f1e9;--color-ink:#20271f;--color-muted:#61675e;--color-line:#c6cabd;--color-line-strong:#7d8376;--color-accent:#e5522b;--color-accent-hover:#ee6b47;--color-accent-text:#bd3b1b;--color-on-accent:#131811;--color-surface:#ebece2;--color-success:#2f6540;--color-success-surface:#e3eddf;--color-error:#a03c2b;--color-error-surface:#f3e2dc;--color-focus:#20271f;--color-brand:#1e3a6e;--color-on-brand:#f4f1e9;--color-brand-muted:#aebbd4;--color-brand-soft:#eef1f7;--color-tile:#d9dccf;--color-timer-alert:#b86e00;--color-google-surface:#fff;--color-google-border:#747775;--color-google-text:#1f1f1f;--color-google-blue:#4285f4;--color-google-green:#34a853;--color-google-yellow:#fbbc04;--color-google-red:#e94235;--font-display:"Barlow Condensed", "Arial Narrow", "Helvetica 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2rem);--tabbar-height:3.75rem;--duration-fast:.12s}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;overflow-y:scroll}body{background:var(--color-paper);min-height:100dvh;color:var(--color-ink);font-family:var(--font-body);font-size:var(--text-body);-webkit-font-smoothing:antialiased;overflow-wrap:break-word;margin:0;line-height:1.55}h1,h2,h3,p,ul,ol,dl,dd,figure,fieldset{margin:0;padding:0}fieldset{border:0;min-width:0}ul,ol{list-style:none}h1,h2,h3{font-family:var(--font-display);letter-spacing:.005em;text-wrap:balance;font-weight:700;line-height:1.02}h1{font-size:var(--text-title)}h2{font-size:1.5rem}h3{font-size:1.25rem;font-weight:600}a{color:inherit;text-underline-offset:.18em;text-decoration-thickness:1px}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}img,svg{max-width:100%;display:block}:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px}::selection{background:var(--color-accent);color:var(--color-on-accent)}.visually-hidden{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.label{font-family:var(--font-mono);font-size:var(--text-micro);letter-spacing:.08em;text-transform:uppercase;color:var(--color-brand);font-weight:500}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}