._switcher_oipei_1{border:1px solid var(--color-line);background:var(--color-surface-subtle);border-radius:999px;align-items:center;padding:.18rem;display:inline-flex}._switcher_oipei_1 button{min-height:1.8rem;color:var(--color-muted);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:999px;padding:.25rem .48rem;font-size:.72rem;font-weight:800}._switcher_oipei_1 button:hover{color:var(--color-text)}._switcher_oipei_1 button._active_oipei_24{background:var(--color-surface-elevated);color:var(--color-brand-dark);box-shadow:var(--shadow-sm)}._switcher_oipei_1 button:disabled{cursor:wait;opacity:.65}._expanded_oipei_33{gap:var(--space-1);background:0 0;border:0;border-radius:0;width:100%;padding:0;display:grid}._expanded_oipei_33 button{width:100%;min-height:2.75rem;padding:var(--space-3);border-radius:var(--radius-sm);text-align:left;font-size:.88rem}._expanded_oipei_33 button._active_oipei_24{background:var(--color-brand-surface);box-shadow:inset 3px 0 0 var(--color-brand)}._header_1qf1r_1{z-index:20;border-bottom:1px solid var(--color-line);background:color-mix(in srgb, var(--color-surface) 92%, transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:relative}._inner_1qf1r_8{align-items:center;gap:clamp(var(--space-4), 3vw, var(--space-8));grid-template-columns:auto minmax(0,1fr) auto;min-height:4.25rem;display:grid}._brand_1qf1r_15,._logo_1qf1r_16{display:block}._brand_1qf1r_15{text-decoration:none}._logo_1qf1r_16{width:clamp(8.75rem,12vw,10.5rem);height:auto}._logoDark_1qf1r_26,._mobileBrand_1qf1r_27,._menuButton_1qf1r_28,[data-theme=dark] ._logoLight_1qf1r_31{display:none}[data-theme=dark] ._logoDark_1qf1r_26{display:block}._desktopNav_1qf1r_37,._utilities_1qf1r_38,._profileLink_1qf1r_39{align-items:center;display:flex}._desktopNav_1qf1r_37{gap:clamp(var(--space-3), 2vw, var(--space-6))}._desktopNav_1qf1r_37 a,._login_1qf1r_47,._adminLink_1qf1r_48,._profileLink_1qf1r_39{color:var(--color-muted);font-size:.88rem;font-weight:750;text-decoration:none}._desktopNav_1qf1r_37 a:hover,._desktopNav_1qf1r_37 a._active_1qf1r_56,._login_1qf1r_47:hover,._adminLink_1qf1r_48:hover,._profileLink_1qf1r_39:hover{color:var(--color-brand-dark)}._desktopNav_1qf1r_37 a._active_1qf1r_56{text-decoration:underline;-webkit-text-decoration-color:var(--color-brand);text-decoration-color:var(--color-brand);text-underline-offset:.45rem;text-decoration-thickness:2px}._utilities_1qf1r_38{gap:var(--space-3)}._profileLink_1qf1r_39{gap:var(--space-2);min-width:0;max-width:10rem}._profileLink_1qf1r_39>span:last-child{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}._avatar_1qf1r_81{aspect-ratio:1;background:var(--color-brand-surface);width:1.85rem;color:var(--color-brand-dark);border-radius:50%;flex:none;place-items:center;font-size:.75rem;font-weight:850;display:grid}._signup_1qf1r_93{background:var(--color-brand);color:var(--color-on-brand);border-radius:999px;padding:.5rem .8rem;font-size:.86rem;font-weight:800;text-decoration:none}._logout_1qf1r_102,._drawerNav_1qf1r_103 button{color:var(--color-muted);font:inherit;cursor:pointer;background:0 0;border:0;padding:0;font-size:.86rem;font-weight:750}._logout_1qf1r_102:disabled,._drawerNav_1qf1r_103 button:disabled{cursor:wait;opacity:.65}._error_1qf1r_118{padding-bottom:var(--space-3);color:var(--color-danger);font-size:.85rem}._drawerNav_1qf1r_103,._drawerGroup_1qf1r_124{display:grid}._drawerNav_1qf1r_103{gap:var(--space-6)}._drawerGroup_1qf1r_124{gap:var(--space-1)}._drawerGroup_1qf1r_124>span{padding:var(--space-2) var(--space-3);color:var(--color-muted);letter-spacing:.1em;text-transform:uppercase;font-size:.7rem;font-weight:850}._drawerGroup_1qf1r_124 a,._drawerGroup_1qf1r_124 button{min-height:2.75rem;padding:var(--space-3);border-radius:var(--radius-sm);color:var(--color-text);text-align:left;text-decoration:none}._drawerGroup_1qf1r_124 a:hover,._drawerGroup_1qf1r_124 a._active_1qf1r_56,._drawerGroup_1qf1r_124 button:hover{background:var(--color-surface-subtle);color:var(--color-brand-dark)}._drawerTheme_1qf1r_156{align-items:center;gap:var(--space-3);min-height:3rem;padding:var(--space-2) var(--space-3);color:var(--color-muted);font-size:.85rem;font-weight:750;display:flex}@media (width<=64rem){._desktopNav_1qf1r_37{gap:var(--space-3)}._profileLink_1qf1r_39>span:last-child,._logout_1qf1r_102,._adminLink_1qf1r_48{display:none}}@media (width<=50rem){._inner_1qf1r_8{gap:var(--space-3);grid-template-columns:auto 1fr auto;min-height:4rem}._desktopBrand_1qf1r_182,._desktopNav_1qf1r_37,._desktopLanguage_1qf1r_184,._utilities_1qf1r_38>a,._utilities_1qf1r_38>button:not(:first-child){display:none}._mobileBrand_1qf1r_27,._menuButton_1qf1r_28{display:block}._mobileBrand_1qf1r_27{justify-self:center}._mobileBrand_1qf1r_27 ._logo_1qf1r_16{width:clamp(7.5rem,30vw,8.75rem);max-height:2.3rem}._menuButton_1qf1r_28{border-radius:var(--radius-sm);width:2.75rem;height:2.75rem;color:var(--color-text);cursor:pointer;background:0 0;border:0;place-items:center;padding:0;display:grid}._menuButton_1qf1r_28 svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;width:1.4rem;height:1.4rem}._menuButton_1qf1r_28:hover,._menuButton_1qf1r_28:active{background:var(--color-hover)}._menuButton_1qf1r_28:focus-visible{outline:3px solid color-mix(in srgb, var(--color-focus) 70%, transparent);outline-offset:2px}._utilities_1qf1r_38{justify-self:end}}._footer_d7vbt_1{border-top:1px solid var(--color-line);background:var(--color-surface);color:var(--color-muted);margin-top:auto}._grid_d7vbt_7{gap:clamp(var(--space-6), 5vw, var(--space-12));padding-block:clamp(var(--space-8), 5vw, var(--space-12));grid-template-columns:minmax(15rem,1.5fr) repeat(4,minmax(7rem,.7fr));display:grid}._brand_d7vbt_13{align-content:start;gap:var(--space-2);display:grid}._brand_d7vbt_13 a,._brand_d7vbt_13 img{display:block}._brand_d7vbt_13 img{width:9.5rem;height:auto}._logoDark_d7vbt_26,[data-theme=dark] ._logoLight_d7vbt_29{display:none}[data-theme=dark] ._logoDark_d7vbt_26{display:block}._brand_d7vbt_13 strong{color:var(--color-text)}._brand_d7vbt_13 p{max-width:25rem;margin:0;line-height:1.55}._group_d7vbt_43{align-content:start;gap:var(--space-3);display:grid}._group_d7vbt_43 strong{color:var(--color-text);font-size:.85rem}._group_d7vbt_43 a{font-size:.85rem;text-decoration:none}._group_d7vbt_43 a:hover{color:var(--color-brand-dark)}._bottom_d7vbt_59{justify-content:space-between;gap:var(--space-4);padding-block:var(--space-4);border-top:1px solid var(--color-line);font-size:.78rem;display:flex}@media (width<=48rem){._grid_d7vbt_7{align-items:center;gap:var(--space-4);padding-block:var(--space-8);text-align:center;flex-direction:column;display:flex}._brand_d7vbt_13{justify-items:center}._brand_d7vbt_13 p,._compactHidden_d7vbt_80{display:none}._group_d7vbt_43{justify-content:center;gap:var(--space-2) var(--space-4);flex-wrap:wrap;display:flex}._group_d7vbt_43 strong{clip:rect(0 0 0 0);width:1px;height:1px;position:absolute;overflow:hidden}._bottom_d7vbt_59{align-items:center;gap:var(--space-1);flex-direction:column}}._grid_195nu_1{gap:var(--space-4);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}@media (width<=48rem){._grid_195nu_1{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=32rem){._grid_195nu_1{grid-template-columns:1fr}}._root_l33im_1{justify-content:space-between;align-items:end;gap:var(--space-6);margin-bottom:var(--space-6);display:flex}._title_l33im_9{margin-bottom:0;font-size:clamp(1.55rem,3vw,2.15rem)}._description_l33im_13{max-width:38rem;margin:var(--space-2) 0 0;color:var(--color-muted);line-height:1.55}._action_l33im_19{color:var(--color-brand);flex:none;font-weight:800;text-decoration:none}._action_l33im_19:hover{text-underline-offset:.2em;text-decoration:underline}._eyebrow_l33im_30{margin-bottom:var(--space-2)}@media (width<=32rem){._root_l33im_1{flex-direction:column;align-items:flex-start}}._root_1mtve_1{padding-block:clamp(2.75rem,6vw,5rem)}._root_1mtve_1+._root_1mtve_1{padding-top:0}._knowledge_1fgi2_1{--category-accent:#5267d8;--category-tint:color-mix(in srgb, #5267d8 10%, var(--color-surface-elevated))}._science_1fgi2_5{--category-accent:#1686b0;--category-tint:color-mix(in srgb, #1686b0 10%, var(--color-surface-elevated))}._history_1fgi2_9{--category-accent:#a96924;--category-tint:color-mix(in srgb, #a96924 11%, var(--color-surface-elevated))}._geography_1fgi2_13{--category-accent:#087f83;--category-tint:color-mix(in srgb, #087f83 10%, var(--color-surface-elevated))}._sports_1fgi2_17{--category-accent:#27834d;--category-tint:color-mix(in srgb, #27834d 10%, var(--color-surface-elevated))}._technology_1fgi2_21{--category-accent:#7557d5;--category-tint:color-mix(in srgb, #7557d5 11%, var(--color-surface-elevated))}._entertainment_1fgi2_25{--category-accent:#c24c68;--category-tint:color-mix(in srgb, #c24c68 10%, var(--color-surface-elevated))}._business_1fgi2_29{--category-accent:#8b7620;--category-tint:color-mix(in srgb, #8b7620 11%, var(--color-surface-elevated))}._arts_1fgi2_33{--category-accent:#a344a0;--category-tint:color-mix(in srgb, #a344a0 10%, var(--color-surface-elevated))}._nature_1fgi2_37{--category-accent:#368044;--category-tint:color-mix(in srgb, #368044 11%, var(--color-surface-elevated))}[data-theme=dark] ._knowledge_1fgi2_1{--category-accent:#91a2ff}[data-theme=dark] ._science_1fgi2_5{--category-accent:#66c8eb}[data-theme=dark] ._history_1fgi2_9{--category-accent:#e6a85f}[data-theme=dark] ._geography_1fgi2_13{--category-accent:#54c4c7}[data-theme=dark] ._sports_1fgi2_17{--category-accent:#70cf92}[data-theme=dark] ._technology_1fgi2_21{--category-accent:#ad98f5}[data-theme=dark] ._entertainment_1fgi2_25{--category-accent:#ef8ca3}[data-theme=dark] ._business_1fgi2_29{--category-accent:#d7bd58}[data-theme=dark] ._arts_1fgi2_33{--category-accent:#df85dc}[data-theme=dark] ._nature_1fgi2_37{--category-accent:#82ce8c}._card_jp807_1{--category-accent:var(--color-brand);--category-tint:var(--color-brand-surface);--category-glow:color-mix(in srgb, var(--category-accent) 24%, transparent);box-sizing:border-box;aspect-ratio:4/3;gap:var(--space-2);min-width:0;padding:clamp(var(--space-3), 1.25vw, var(--space-5));isolation:isolate;border:1px solid color-mix(in srgb, var(--category-accent) 30%, var(--color-line));border-radius:var(--radius-lg);background:radial-gradient(circle at 86% 10%, var(--category-glow), transparent 42%), linear-gradient(145deg, var(--category-tint), var(--color-surface-elevated) 72%);box-shadow:0 1px 0 color-mix(in srgb, var(--category-accent) 16%, transparent) inset;color:inherit;transition:transform var(--transition-normal), border-color var(--transition-fast), box-shadow var(--transition-normal);flex-direction:column;text-decoration:none;display:flex;position:relative;overflow:hidden}._card_jp807_1:before{content:"";z-index:-1;aspect-ratio:1;background:var(--category-glow);filter:blur(22px);opacity:.65;width:58%;transition:transform var(--transition-normal);border-radius:50%;position:absolute;top:-28%;right:-14%}._card_jp807_1:hover,._card_jp807_1:focus-within{border-color:var(--category-accent);box-shadow:var(--shadow-sm);transform:translateY(-4px)}._card_jp807_1:hover:before,._card_jp807_1:focus-within:before{transform:scale(1.1)translate(-3%,4%)}._topline_jp807_52{z-index:1;justify-content:space-between;align-items:flex-start;gap:var(--space-4);flex:none;display:flex;position:relative}._icon_jp807_61{aspect-ratio:1;border:1px solid color-mix(in srgb, var(--category-accent) 28%, transparent);border-radius:var(--radius-lg);background:color-mix(in srgb, var(--category-tint) 80%, var(--color-surface-elevated));width:clamp(3rem,23%,5.5rem);color:var(--category-accent);box-shadow:0 10px 28px var(--category-glow);transition:transform var(--transition-normal);place-items:center;display:grid;transform:rotate(-2deg)}._card_jp807_1:hover ._icon_jp807_61,._card_jp807_1:focus-within ._icon_jp807_61{transform:rotate(0)translateY(-2px)}._iconSvg_jp807_78{width:58%;height:58%}._watermark_jp807_82{z-index:0;width:40%;height:auto;color:var(--category-accent);opacity:.035;pointer-events:none;position:absolute;bottom:-12%;right:-7%;transform:rotate(-9deg)}._content_jp807_94{z-index:1;gap:var(--space-1);min-width:0;margin-top:auto;display:grid;position:relative}._metaRow_jp807_102{justify-content:space-between;align-items:baseline;gap:var(--space-2);min-width:0;display:flex}._kicker_jp807_109{color:var(--category-accent);letter-spacing:.13em;text-transform:uppercase;margin:0;font-size:.7rem;font-weight:850}._title_jp807_117{max-width:100%;color:var(--color-text);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:clamp(1.1rem,1.65vw,1.4rem);line-height:1.14;display:-webkit-box;overflow:hidden}._card_jp807_1:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}._description_jp807_132{max-width:34ch;color:var(--color-muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:.83rem;line-height:1.35;display:-webkit-box;overflow:hidden}._activity_jp807_143{color:var(--color-muted);flex:none;margin:0;font-size:.78rem;font-weight:750}._arrow_jp807_150{aspect-ratio:1;background:color-mix(in srgb, var(--category-accent) 12%, var(--color-surface-elevated));width:2.2rem;color:var(--category-accent);transition:transform var(--transition-fast), background-color var(--transition-fast);border-radius:50%;place-items:center;font-size:1.15rem;font-weight:900;display:grid}._card_jp807_1:hover ._arrow_jp807_150,._card_jp807_1:focus-within ._arrow_jp807_150{background:color-mix(in srgb, var(--category-accent) 22%, var(--color-surface-elevated));transform:translate(2px,-2px)}@media (width<=48rem){._card_jp807_1{aspect-ratio:5/4}}@media (width<=30rem){._card_jp807_1{aspect-ratio:auto;min-height:13rem;padding:var(--space-4)}}._compact_jp807_181{aspect-ratio:auto;gap:var(--space-3);min-height:clamp(10.5rem,14vw,12rem);padding:clamp(var(--space-4), 1.5vw, var(--space-5));border-radius:var(--radius-md);background:linear-gradient(140deg, color-mix(in srgb, var(--category-tint) 62%, var(--color-surface-elevated)), var(--color-surface-elevated) 78%);box-shadow:none}._compact_jp807_181:before{opacity:.32;filter:blur(18px);width:42%;top:-55%;right:-10%}._compact_jp807_181 ._icon_jp807_61{border-radius:var(--radius-md);width:clamp(3.25rem,14%,3.75rem);box-shadow:0 7px 18px var(--category-glow);transform:none}._compact_jp807_181 ._watermark_jp807_82{display:none}._compact_jp807_181 ._content_jp807_94{gap:.15rem;margin-top:auto}._compact_jp807_181 ._title_jp807_117{max-width:24ch;font-size:clamp(1.15rem,1.7vw,1.4rem)}._compact_jp807_181 ._activity_jp807_143{margin-top:var(--space-1);font-size:.76rem}._compact_jp807_181:hover ._icon_jp807_61,._compact_jp807_181:focus-within ._icon_jp807_61{transform:translateY(-2px)}@media (prefers-reduced-motion:reduce){._card_jp807_1,._card_jp807_1:before,._icon_jp807_61,._arrow_jp807_150{transition:none}._card_jp807_1:hover,._card_jp807_1:focus-within,._card_jp807_1:hover:before,._card_jp807_1:focus-within:before,._card_jp807_1:hover ._icon_jp807_61,._card_jp807_1:focus-within ._icon_jp807_61,._card_jp807_1:hover ._arrow_jp807_150,._card_jp807_1:focus-within ._arrow_jp807_150{transform:none}}._card_ona3v_1{--quiz-accent:var(--category-accent,var(--color-brand));--quiz-tint:var(--category-tint,var(--color-brand-surface));--quiz-glow:color-mix(in srgb, var(--quiz-accent) 20%, transparent);gap:var(--space-3);min-width:0;min-height:16.5rem;padding:clamp(var(--space-4), 2vw, var(--space-5));isolation:isolate;border:1px solid color-mix(in srgb, var(--quiz-accent) 25%, var(--color-line));border-radius:var(--radius-lg);background:radial-gradient(circle at 82% 16%, var(--quiz-glow), transparent 38%), linear-gradient(150deg, var(--quiz-tint), var(--color-surface-elevated) 68%);box-shadow:0 1px 0 color-mix(in srgb, var(--quiz-accent) 14%, transparent) inset;color:var(--color-text);transition:transform var(--transition-normal), border-color var(--transition-fast), box-shadow var(--transition-normal);flex-direction:column;text-decoration:none;display:flex;position:relative;overflow:hidden}._card_ona3v_1:hover,._card_ona3v_1:focus-visible{border-color:var(--quiz-accent);box-shadow:var(--shadow-sm);transform:translateY(-4px)}._card_ona3v_1:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}._card_ona3v_1:active{transform:translateY(-1px)scale(.995)}._topline_ona3v_40{justify-content:space-between;align-items:flex-start;gap:var(--space-3);min-width:0;display:flex}._category_ona3v_47{color:var(--quiz-accent);letter-spacing:.1em;text-overflow:ellipsis;text-transform:uppercase;white-space:nowrap;font-size:.72rem;font-weight:850;overflow:hidden}._badges_ona3v_57{justify-content:flex-end;gap:var(--space-1);flex-wrap:wrap;flex:none;display:flex}._editorialBadge_ona3v_64,._difficulty_ona3v_65{letter-spacing:.06em;text-transform:uppercase;border-radius:999px;padding:.28rem .52rem;font-size:.66rem;font-weight:850}._editorialBadge_ona3v_64{background:var(--color-reward-surface);color:var(--color-reward)}._difficulty_ona3v_65{border:1px solid color-mix(in srgb, var(--quiz-accent) 22%, var(--color-line));background:color-mix(in srgb, var(--quiz-accent) 8%, var(--color-surface-elevated));color:var(--color-muted)}._easy_ona3v_82{color:var(--color-success)}._medium_ona3v_85{color:var(--color-warning)}._hard_ona3v_88{color:var(--color-danger)}._visual_ona3v_91{aspect-ratio:1;border-radius:var(--radius-md);background:color-mix(in srgb, var(--quiz-accent) 12%, var(--color-surface-elevated));width:3rem;color:var(--quiz-accent);box-shadow:0 10px 25px var(--quiz-glow);transition:transform var(--transition-normal);place-items:center;display:grid}._card_ona3v_1:hover ._visual_ona3v_91,._card_ona3v_1:focus-visible ._visual_ona3v_91{transform:translateY(-2px)rotate(-2deg)}._icon_ona3v_106{width:58%;height:58%}._watermark_ona3v_110{z-index:-1;width:42%;height:auto;color:var(--quiz-accent);opacity:.045;position:absolute;top:12%;right:-5%;transform:rotate(-10deg)}._body_ona3v_121{gap:var(--space-1);display:grid}._title_ona3v_125{max-width:20ch;margin:0;font-size:clamp(1.2rem,2vw,1.55rem);line-height:1.16}._description_ona3v_131{color:var(--color-muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:.88rem;line-height:1.48;display:-webkit-box;overflow:hidden}._footer_ona3v_141{justify-content:space-between;align-items:flex-end;gap:var(--space-3);padding-top:var(--space-2);border-top:1px solid color-mix(in srgb, var(--quiz-accent) 16%, var(--color-line));margin-top:auto;display:flex}._meta_ona3v_150{gap:var(--space-1) var(--space-3);min-width:0;color:var(--color-muted);flex-wrap:wrap;margin:0;padding:0;font-size:.74rem;font-weight:700;list-style:none;display:flex}._reward_ona3v_162{color:var(--color-reward)}._action_ona3v_165{color:var(--quiz-accent);flex:none;font-size:.86rem;font-weight:900;text-decoration:none}._action_ona3v_165 span{transition:transform var(--transition-fast);display:inline-block}._card_ona3v_1:hover ._action_ona3v_165 span,._card_ona3v_1:focus-visible ._action_ona3v_165 span{transform:translate(3px)}._progress_ona3v_180{top:3.6rem;right:var(--space-4);background:var(--color-brand-surface);color:var(--color-live);letter-spacing:.04em;text-transform:uppercase;border-radius:999px;padding:.25rem .48rem;font-size:.66rem;font-weight:850;position:absolute}@media (width<=32rem){._card_ona3v_1{min-height:15.5rem}._visual_ona3v_91{width:2.75rem}}@media (prefers-reduced-motion:reduce){._card_ona3v_1,._visual_ona3v_91,._action_ona3v_165 span{transition:none}._card_ona3v_1:hover,._card_ona3v_1:focus-visible,._card_ona3v_1:active,._card_ona3v_1:hover ._visual_ona3v_91,._card_ona3v_1:focus-visible ._visual_ona3v_91,._card_ona3v_1:hover ._action_ona3v_165 span,._card_ona3v_1:focus-visible ._action_ona3v_165 span{transform:none}}._card_1ofpd_1{min-width:0;min-height:15rem;padding:var(--space-6);border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface-elevated);transition:transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);flex-direction:column;display:flex}._card_1ofpd_1:hover,._card_1ofpd_1:focus-within{border-color:var(--color-brand);box-shadow:var(--shadow-sm);transform:translateY(-2px)}._live_1ofpd_21{border-top:4px solid var(--color-live);background:linear-gradient(145deg, var(--color-surface-elevated), var(--color-brand-surface))}._ended_1ofpd_25{opacity:.82;background:var(--color-surface-subtle)}._topline_1ofpd_29{justify-content:space-between;align-items:center;gap:var(--space-3);display:flex}._kicker_1ofpd_35{color:var(--color-muted);letter-spacing:.06em;text-align:right;text-transform:uppercase;margin:0;font-size:.72rem;font-weight:800}._title_1ofpd_44{margin:var(--space-6) 0 var(--space-3);font-size:1.35rem;line-height:1.2}._titleLink_1ofpd_49{text-decoration:none}._titleLink_1ofpd_49:hover{color:var(--color-brand)}._description_1ofpd_55{color:var(--color-muted);line-height:1.55}._action_1ofpd_59{background:var(--color-brand-surface);color:var(--color-brand-dark);border-radius:999px;align-self:flex-start;margin-top:auto;padding:.65rem .9rem;font-weight:850;text-decoration:none}._live_1ofpd_21 ._action_1ofpd_59{background:var(--color-brand);color:var(--color-surface)}@media (prefers-reduced-motion:reduce){._card_1ofpd_1{transition:none}._card_1ofpd_1:hover,._card_1ofpd_1:focus-within{transform:none}}._list_dnszg_1{padding:var(--space-2);border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface-elevated);margin:0;list-style:none}._entry_dnszg_9{align-items:center;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-md);grid-template-columns:2.75rem 2.5rem minmax(0,1fr) auto;display:grid}._entry_dnszg_9+._entry_dnszg_9{border-top:1px solid var(--color-line)}._entry_dnszg_9:nth-child(-n+3){background:var(--color-surface-subtle)}._entry_dnszg_9:nth-child(-n+3) ._rank_dnszg_23{background:var(--color-reward-surface);width:2.25rem;height:2.25rem;color:var(--color-reward);border-radius:50%;place-items:center;display:grid}._identity_dnszg_32 strong,._identity_dnszg_32 small{overflow-wrap:anywhere;display:block}._identity_dnszg_32{min-width:0}._identity_dnszg_32 small{color:var(--color-muted);margin-top:.15rem}._rank_dnszg_23{color:var(--color-brand)}._avatar_dnszg_47{object-fit:cover;background:var(--color-brand-surface);border-radius:50%;width:2.5rem;height:2.5rem}._fallback_dnszg_54{color:var(--color-brand-dark);place-items:center;font-weight:850;display:grid}._score_dnszg_60{white-space:nowrap}._userRank_dnszg_63{margin-top:var(--space-3);padding:var(--space-4) var(--space-6);border:1px solid color-mix(in srgb, var(--color-brand) 35%, transparent);border-radius:var(--radius-lg);background:var(--color-brand-surface);color:var(--color-text)}@media (width<=32rem){._entry_dnszg_9{padding-inline:var(--space-3);grid-template-columns:2.25rem 2.5rem minmax(0,1fr)}._score_dnszg_60{grid-column:3;font-size:.82rem}}._card_dvlxh_1{align-items:start;gap:var(--space-4);min-width:0;padding:var(--space-5);border:1px solid var(--color-line);border-left:3px solid var(--color-brand);border-radius:var(--radius-md);background:var(--color-surface-elevated);color:var(--color-text);transition:transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);grid-template-columns:auto minmax(0,1fr);text-decoration:none;display:grid;position:relative;overflow:hidden}._card_dvlxh_1:hover,._card_dvlxh_1:focus-visible{border-color:color-mix(in srgb, var(--color-brand) 55%, var(--color-line));box-shadow:var(--shadow-sm);transform:translateY(-2px)}._card_dvlxh_1:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}._icon_dvlxh_31{aspect-ratio:1;border-radius:var(--radius-sm);background:var(--color-brand-surface);width:2.75rem;color:var(--color-brand-dark);place-items:center;display:grid}._iconSvg_dvlxh_40{width:56%;height:56%}._content_dvlxh_44{gap:var(--space-4);min-width:0;display:grid}._heading_dvlxh_49{justify-content:space-between;align-items:flex-start;gap:var(--space-3);min-width:0;display:flex}._titleGroup_dvlxh_56{min-width:0}._title_dvlxh_56{-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:clamp(1.08rem,1.8vw,1.3rem);line-height:1.2;display:-webkit-box;overflow:hidden}._category_dvlxh_68{margin:var(--space-1) 0 0;color:var(--color-muted);text-overflow:ellipsis;white-space:nowrap;font-size:.78rem;overflow:hidden}._status_dvlxh_76{background:var(--color-surface-subtle);color:var(--color-muted);letter-spacing:.03em;text-transform:uppercase;border-radius:999px;flex:none;align-items:center;gap:.35rem;padding:.22rem .46rem;font-size:.66rem;font-weight:800;display:inline-flex}._status_dvlxh_76:before{content:"";background:currentColor;border-radius:50%;width:.38rem;height:.38rem}._inProgress_dvlxh_97{background:var(--color-brand-surface);color:var(--color-live)}._progressGroup_dvlxh_101{gap:var(--space-2);display:grid}._progressLabel_dvlxh_105{color:var(--color-muted);margin:0;font-size:.8rem;font-weight:700}._progress_dvlxh_101{background:var(--color-surface-subtle);width:100%;height:.42rem;box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--color-line) 75%, transparent);border-radius:999px;overflow:hidden}._progress_dvlxh_101 span{border-radius:inherit;background:var(--color-brand);height:100%;transition:width var(--transition-normal);display:block}._footer_dvlxh_126{justify-content:space-between;align-items:center;gap:var(--space-3);min-width:0;padding-top:var(--space-3);border-top:1px solid var(--color-line);display:flex}._played_dvlxh_135{min-width:0;color:var(--color-muted);text-overflow:ellipsis;white-space:nowrap;font-size:.75rem;overflow:hidden}._action_dvlxh_143{align-items:center;gap:var(--space-1);color:var(--color-brand-dark);flex:none;font-size:.82rem;font-weight:850;display:inline-flex}._action_dvlxh_143 span{transition:transform var(--transition-fast);display:inline-block}._card_dvlxh_1:hover ._action_dvlxh_143 span,._card_dvlxh_1:focus-visible ._action_dvlxh_143 span{transform:translate(3px)}@media (width<=32rem){._card_dvlxh_1{gap:var(--space-3);padding:var(--space-4);grid-template-columns:1fr}._icon_dvlxh_31{width:2.5rem}._content_dvlxh_44{gap:var(--space-3)}._heading_dvlxh_49{flex-wrap:wrap}._status_dvlxh_76{order:-1}._footer_dvlxh_126{align-items:flex-start;gap:var(--space-2);flex-direction:column}._action_dvlxh_143{border-radius:var(--radius-sm);background:var(--color-brand-surface);justify-content:center;align-self:stretch;min-height:2.5rem}}@media (prefers-reduced-motion:reduce){._card_dvlxh_1,._progress_dvlxh_101 span,._action_dvlxh_143 span{transition:none}._card_dvlxh_1:hover,._card_dvlxh_1:focus-visible,._card_dvlxh_1:hover ._action_dvlxh_143 span,._card_dvlxh_1:focus-visible ._action_dvlxh_143 span{transform:none}}._card_m55bi_1{justify-content:space-between;align-items:center;gap:var(--space-8);border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface-subtle);color:var(--color-text);padding:clamp(1.5rem,4vw,2.5rem);display:flex}._title_m55bi_12{margin-bottom:var(--space-3);font-size:clamp(1.4rem,3vw,2rem)}._card_m55bi_1 p:not(:first-child){margin-bottom:var(--space-2);color:var(--color-muted)}@media (width<=32rem){._card_m55bi_1{flex-direction:column;align-items:flex-start}}._card_1cmh0_1{min-width:0;padding:var(--space-6);border:1px solid color-mix(in srgb, var(--color-reward) 45%, transparent);border-radius:var(--radius-lg);background:var(--color-surface-elevated);box-shadow:var(--shadow-sm);flex-direction:column;align-items:flex-start;display:flex}._title_1cmh0_12{margin:var(--space-4) 0 var(--space-2);font-size:1.35rem}._description_1cmh0_16,._schedule_1cmh0_17{color:var(--color-muted);line-height:1.55}._schedule_1cmh0_17{font-size:.85rem;font-weight:700}._badge_1cmh0_25{background:var(--color-reward-surface);color:var(--color-reward);letter-spacing:.06em;text-transform:uppercase;border-radius:999px;padding:.42rem .7rem;font-size:.85rem;font-weight:900;display:inline-flex}._targets_1cmh0_36{gap:var(--space-2);padding-top:var(--space-3);flex-wrap:wrap;margin-top:auto;display:flex}._target_1cmh0_36{border:1px solid var(--color-line);color:var(--color-brand-dark);border-radius:999px;padding:.45rem .7rem;font-size:.82rem;font-weight:750;text-decoration:none}._target_1cmh0_36:hover{border-color:var(--color-brand);background:var(--color-brand-surface)}._main_1bhbw_1{overflow:hidden}._hero_1bhbw_4{border-bottom:1px solid var(--color-line);background:var(--color-surface-subtle);padding:clamp(3.5rem,8vw,6.75rem) 0 clamp(3rem,7vw,5.5rem);position:relative}._hero_1bhbw_4:before{content:"";pointer-events:none;background:radial-gradient(circle at 82% 16%, color-mix(in srgb, var(--color-brand) 16%, transparent), transparent 28%), radial-gradient(circle at 12% 90%, color-mix(in srgb, var(--color-reward) 12%, transparent), transparent 24%);position:absolute;inset:0}._heroInner_1bhbw_27{grid-template-columns:minmax(0,1.35fr) minmax(17rem,.65fr);align-items:center;gap:clamp(2.5rem,7vw,6rem);display:grid;position:relative}._heroCopy_1bhbw_34{max-width:46rem}._heroTitle_1bhbw_37{max-width:14ch;margin-bottom:var(--space-6);font-size:clamp(3rem,7vw,6.25rem)}._heroLede_1bhbw_42{max-width:35rem}._heroActions_1bhbw_45{gap:var(--space-3);margin-top:var(--space-8);flex-wrap:wrap;display:flex}._primaryAction_1bhbw_51,._secondaryAction_1bhbw_52{border-radius:999px;justify-content:center;align-items:center;min-height:3rem;padding:.8rem 1.15rem;font-weight:850;text-decoration:none;display:inline-flex}._primaryAction_1bhbw_51{background:var(--color-brand);color:var(--color-surface);box-shadow:var(--shadow-sm)}._primaryAction_1bhbw_51:hover{background:var(--color-brand-dark)}._secondaryAction_1bhbw_52{border:1px solid var(--color-line);background:var(--color-surface-elevated);color:var(--color-text)}._heroPanel_1bhbw_75{padding:var(--space-6);border:1px solid var(--color-line);border-radius:calc(var(--radius-lg) + .25rem);background:var(--color-surface-elevated);box-shadow:var(--shadow)}._panelLabel_1bhbw_82{margin-bottom:var(--space-4);color:var(--color-muted);letter-spacing:.08em;text-transform:uppercase;font-size:.75rem;font-weight:850}._heroPanel_1bhbw_75>strong{margin-bottom:var(--space-6);font-size:1.3rem;line-height:1.3;display:block}._heroStats_1bhbw_96{gap:var(--space-3);grid-template-columns:1fr 1fr;display:grid}._heroStat_1bhbw_96{gap:var(--space-1);padding:var(--space-4);border-radius:var(--radius-md);background:var(--color-surface-subtle);color:var(--color-muted);font-size:.78rem;font-weight:750;display:grid}._heroStat_1bhbw_96 b{color:var(--color-brand-dark);font-size:1.65rem;line-height:1}._panelFootnote_1bhbw_116{margin-top:var(--space-4);color:var(--color-muted);line-height:1.45;display:block}._categoryGrid_1bhbw_122{gap:clamp(var(--space-3), 2.5vw, var(--space-6));grid-template-columns:repeat(3,minmax(0,1fr));display:grid}._categorySection_1bhbw_127{padding-block:clamp(var(--space-8), 5vw, var(--space-12));padding-bottom:clamp(var(--space-6), 3vw, var(--space-8))}._rewardSection_1bhbw_131{margin-block:var(--space-6);border-block:1px solid var(--color-line);background:var(--color-reward-surface);padding-block:clamp(3rem,6vw,4.5rem)}._leaderboardSection_1bhbw_137{max-width:55rem}._pageSection_1bhbw_140{padding-block:clamp(2.75rem,6vw,5rem)}._loading_1bhbw_143{padding-block:clamp(3rem,8vw,6rem)}._skeletonHero_1bhbw_146,._skeletonCard_1bhbw_147{border-radius:var(--radius-lg);background:linear-gradient(100deg, var(--color-surface-subtle) 20%, var(--color-surface-elevated) 45%, var(--color-surface-subtle) 70%);background-size:220% 100%;animation:1.4s linear infinite _skeleton_1bhbw_146}._skeletonHero_1bhbw_146{height:22rem;margin-bottom:var(--space-8)}._skeletonCard_1bhbw_147{height:17rem}@keyframes _skeleton_1bhbw_146{to{background-position:-220% 0}}@media (width<=48rem){._heroInner_1bhbw_27{grid-template-columns:1fr}._heroPanel_1bhbw_75{max-width:36rem}._categoryGrid_1bhbw_122{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=40rem){._hero_1bhbw_4{padding-top:var(--space-12)}._heroTitle_1bhbw_37{font-size:clamp(2.7rem,13vw,4.25rem)}._heroActions_1bhbw_45{grid-template-columns:1fr 1fr;display:grid}._categoryGrid_1bhbw_122{gap:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));width:100%;padding:0;display:grid;overflow:visible}}@media (width<=24rem){._categoryGrid_1bhbw_122{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){._skeletonHero_1bhbw_146,._skeletonCard_1bhbw_147{animation:none}}._page_1mhje_1{width:min(82rem,100% - 2rem);padding-bottom:clamp(var(--space-8), 8vw, var(--space-12))}._header_1mhje_5{max-width:46rem;padding-block:clamp(var(--space-6), 7vw, var(--space-12))}._header_1mhje_5 h1{max-width:14ch}._sectionTitle_1mhje_12{margin:0 0 var(--space-5);font-size:clamp(1.35rem,2.5vw,1.8rem)}._grid_1mhje_16{gap:clamp(var(--space-3), 2vw, var(--space-5));grid-template-columns:repeat(4,minmax(0,1fr));display:grid}@media (width<=64rem){._grid_1mhje_16{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width<=46rem){._grid_1mhje_16{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=24rem){._page_1mhje_1{width:min(100% - 1.25rem,82rem)}._grid_1mhje_16{grid-template-columns:1fr}}._hero_xn3t3_1{--detail-accent:var(--category-accent,var(--color-brand));--detail-tint:var(--category-tint,var(--color-brand-surface));max-width:none;padding:clamp(var(--space-6), 6vw, var(--space-12));isolation:isolate;border:1px solid color-mix(in srgb, var(--detail-accent) 28%, var(--color-line));border-radius:var(--radius-lg);background:radial-gradient(circle at 88% 12%, color-mix(in srgb, var(--detail-accent) 22%, transparent), transparent 35%), linear-gradient(145deg, var(--detail-tint), var(--color-surface-elevated) 72%);position:relative;overflow:hidden}._hero_xn3t3_1 h1{max-width:18ch;font-size:clamp(2rem,6vw,4rem);line-height:1.03}._heroTopline_xn3t3_24{align-items:center;gap:var(--space-4);display:flex}._categoryIcon_xn3t3_29{aspect-ratio:1;border-radius:var(--radius-md);background:color-mix(in srgb, var(--detail-accent) 13%, var(--color-surface-elevated));width:4rem;color:var(--detail-accent);box-shadow:var(--shadow-sm);place-items:center;display:grid}._categoryIcon_xn3t3_29 svg{width:58%;height:58%}._eyebrow_xn3t3_43{margin:0 0 var(--space-1);color:var(--detail-accent)}._difficulty_xn3t3_47{color:var(--color-muted);text-transform:capitalize;font-size:.75rem;font-weight:800}._description_xn3t3_53{max-width:48rem}._watermark_xn3t3_56{z-index:-1;width:min(25rem,42%);height:auto;color:var(--detail-accent);opacity:.045;position:absolute;bottom:-12%;right:-3%;transform:rotate(-9deg)}._actions_xn3t3_67{align-items:center;gap:var(--space-3);flex-wrap:wrap;display:flex}@media (width<=32rem){._hero_xn3t3_1{padding:var(--space-5)}._categoryIcon_xn3t3_29{width:3.25rem}}._page_1rb8n_1{width:min(68rem,100% - 2rem);padding-block:clamp(var(--space-8), 6vw, 4.5rem) clamp(var(--space-12), 8vw, 6rem);margin-inline:auto}._hero_1rb8n_6{max-width:52rem;padding-bottom:clamp(var(--space-6), 4vw, var(--space-8));border-bottom:1px solid var(--color-line);margin-inline:auto}._eyebrow_1rb8n_12{margin:0 0 var(--space-2);color:var(--color-brand);letter-spacing:.1em;text-transform:uppercase;font-size:.78rem;font-weight:800}._hero_1rb8n_6 h1{max-width:none;margin:0 0 var(--space-3);letter-spacing:-.045em;font-size:clamp(2.25rem,5vw,3.5rem);line-height:1.08}._intro_1rb8n_27{max-width:46rem;color:var(--color-muted);margin:0;font-size:clamp(1rem,1.5vw,1.08rem);line-height:1.7}._layout_1rb8n_34{justify-content:center;gap:clamp(var(--space-8), 5vw, 4rem);padding-top:clamp(var(--space-8), 5vw, 3.5rem);grid-template-columns:12rem minmax(0,48rem);display:grid}._toc_1rb8n_41{top:var(--space-6);max-height:calc(100vh - var(--space-12));padding:var(--space-4);border:1px solid var(--color-line);border-radius:var(--radius-md);background:var(--color-surface-subtle);align-self:start;position:sticky;overflow-y:auto}._toc_1rb8n_41 h2{margin:0 0 var(--space-3);color:var(--color-text);letter-spacing:.04em;font-size:.82rem}._toc_1rb8n_41 ol{gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}._toc_1rb8n_41 a{color:var(--color-muted);font-size:.82rem;line-height:1.35;text-decoration:none;display:block}._toc_1rb8n_41 a:hover,._toc_1rb8n_41 a:focus-visible{color:var(--color-brand-dark);text-decoration:underline;-webkit-text-decoration-color:var(--color-brand);text-decoration-color:var(--color-brand);text-underline-offset:.2em}._article_1rb8n_79{min-width:0}._article_1rb8n_79 section{scroll-margin-top:var(--space-8)}._article_1rb8n_79 section+section{margin-top:clamp(var(--space-8), 5vw, 2.75rem)}._article_1rb8n_79 h2{margin:0 0 var(--space-3);color:var(--color-text);letter-spacing:-.025em;font-size:clamp(1.3rem,2.5vw,1.65rem);line-height:1.25}._article_1rb8n_79 p,._article_1rb8n_79 li{color:var(--color-muted);font-size:1rem;line-height:1.75}._article_1rb8n_79 p{margin:0}._article_1rb8n_79 ul,._article_1rb8n_79 ol{gap:var(--space-2);margin:var(--space-3) 0 0;padding-left:var(--space-6);display:grid}._article_1rb8n_79 a{color:var(--color-brand-dark);-webkit-text-decoration-color:color-mix(in srgb, var(--color-brand) 55%, transparent);text-decoration-color:color-mix(in srgb, var(--color-brand) 55%, 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input[aria-invalid=true]{border-color:var(--color-danger)}.field__label-row{justify-content:space-between;align-items:center;gap:var(--space-3);display:flex}.visibility-toggle{color:var(--color-brand);font-size:.88rem}.field-error,.form-message{color:var(--color-danger)}.field-error,.field-hint,.pending-message{margin:0;font-size:.88rem;line-height:1.45}.field-hint,.pending-message{color:var(--color-muted)}.form-message:empty{display:none}.auth-submit{font:inherit;cursor:pointer;margin-top:var(--space-2);border:0;justify-content:center}.auth-card__footer{border-top:1px solid var(--color-line);margin-top:var(--space-6);padding-top:var(--space-4);color:var(--color-muted)}.auth-card__footer p{margin:0}.auth-card__footer a{color:var(--color-brand);font-weight:750}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.catalog-page{padding-block:clamp(2rem,6vw,5rem)}.catalog-intro{margin:clamp(2rem,5vw,4rem) 0}.catalog-intro h1{max-width:18ch}.breadcrumbs ol{color:var(--color-muted);flex-wrap:wrap;gap:.55rem;padding:0;list-style:none;display:flex}.breadcrumbs li{overflow-wrap:anywhere;gap:.55rem;min-width:0;display:flex}.category-tree{gap:var(--space-3);margin:0;padding:0;list-style:none;display:grid}.category-tree .category-tree{margin:var(--space-3) 0 0;border-left:2px solid var(--color-line);padding-left:min(1.5rem,5vw)}.category-tree>li{padding:var(--space-4);border-radius:var(--radius-sm);background:var(--color-surface)}.category-tree a{color:var(--color-brand-dark);font-weight:750}.search-form{align-items:end;gap:var(--space-3);max-width:44rem;margin-bottom:var(--space-8);flex-wrap:wrap;display:flex}.search-form label{width:100%;font-weight:750}.search-form input{border:1px solid var(--color-field-border);border-radius:var(--radius-sm);min-width:min(18rem,100%);min-height:2.8rem;color:var(--color-text);background:var(--color-input);font:inherit;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;flex:1;padding:.6rem}[data-theme=dark] .search-form input{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.search-form input::placeholder{color:var(--color-muted);opacity:.85}.search-form .button{border:0;justify-content:center}.results-heading{justify-content:space-between;align-items:baseline;gap:var(--space-4);display:flex}.results-heading p{color:var(--color-muted)}.quiz-config{gap:var(--space-4);margin:var(--space-8) 0;flex-wrap:wrap;display:flex}.quiz-config div{min-width:8rem;padding:var(--space-4);border:1px solid var(--color-line);border-radius:var(--radius-sm);background:var(--color-surface)}.quiz-config dt{color:var(--color-muted);font-size:.85rem}.quiz-config dd{text-transform:capitalize;margin:.3rem 0 0;font-weight:850}.question-list{gap:var(--space-4);padding-left:1.5rem;display:grid}.question-list>li{padding:var(--space-6);border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface)}.question-list ul{gap:var(--space-2);display:grid}.contest-results-section{padding-block:clamp(2.75rem,6vw,5rem)}.attempt-page{max-width:58rem;padding-block:clamp(2rem,6vw,5rem)}.attempt-header{justify-content:space-between;align-items:flex-start;gap:var(--space-8);margin-bottom:var(--space-6);display:flex}.attempt-header h1{font-size:clamp(2rem,5vw,3.5rem)}.stable-expiry{color:var(--color-muted);font-size:.85rem}.attempt-timer{white-space:nowrap;font-weight:850}.attempt-timer--low{color:var(--color-danger)}.question-nav{gap:var(--space-2);margin-bottom:var(--space-6);flex-wrap:wrap;display:flex}.question-nav button{border:1px solid var(--color-line);background:var(--color-surface);cursor:pointer;border-radius:50%;width:2.6rem;height:2.6rem;font-weight:800}.question-nav button[aria-current=step]{background:var(--color-brand);color:var(--color-on-brand)}.question-card{border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface);box-shadow:var(--shadow);padding:clamp(1.25rem,4vw,2.5rem)}.question-card fieldset{gap:var(--space-3);border:0;margin:0;padding:0;display:grid}.question-card legend{margin-bottom:var(--space-6);font-size:clamp(1.4rem,4vw,2rem);font-weight:800;line-height:1.3}.attempt-option{align-items:center;gap:var(--space-3);min-height:3.5rem;padding:var(--space-4);border:1px solid var(--color-field-border);border-radius:var(--radius-sm);cursor:pointer;overflow-wrap:anywhere;display:flex}.attempt-option input{width:1.2rem;height:1.2rem;accent-color:var(--color-brand);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}[data-theme=dark] .attempt-option input{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.attempt-option--selected{border-color:var(--color-brand);background:var(--color-brand-surface)}.attempt-actions{gap:var(--space-3);margin-top:var(--space-6);flex-wrap:wrap;display:flex}.attempt-actions button{cursor:pointer;border:0}.result-grid{gap:var(--space-4);margin-block:var(--space-8);grid-template-columns:repeat(4,1fr);display:grid}.result-grid div{padding:var(--space-6);border-radius:var(--radius-lg);background:var(--color-surface);border:1px solid var(--color-line)}.result-grid dt{color:var(--color-muted)}.result-grid dd{margin:var(--space-2) 0 0;font-size:1.7rem;font-weight:850}.contest-detail{max-width:70rem}.contest-board{max-width:52rem;margin-block:var(--space-8)}.leaderboard-page{max-width:72rem;padding-block:clamp(2rem,6vw,5rem)}.period-nav{gap:var(--space-2);margin-bottom:var(--space-5);flex-wrap:wrap;display:flex}.period-nav a{border:1px solid var(--color-line);color:var(--color-brand-dark);border-radius:999px;padding:.7rem 1rem;font-weight:800;text-decoration:none}.period-nav a[aria-current=page]{background:var(--color-brand);color:var(--color-on-brand)}.period-dates,.leaderboard-state{color:var(--color-muted)}.leaderboard-table-wrap{margin-block:var(--space-6);border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface);overflow-x:auto}.leaderboard-table{border-collapse:collapse;width:100%;min-width:38rem}.leaderboard-table th,.leaderboard-table td{padding:var(--space-4);text-align:left}.leaderboard-table thead{background:var(--color-surface-subtle)}.leaderboard-table tbody tr+tr{border-top:1px solid var(--color-line)}.leaderboard-table tbody th{color:var(--color-brand)}.leader-identity{align-items:center;gap:var(--space-3);min-width:0;display:flex}.leader-identity strong{overflow-wrap:anywhere}.leaderboard-row--current{background:var(--color-brand-surface)}.you-label{color:var(--color-text);font-size:.75rem;display:block}.personal-rank{align-items:center;gap:var(--space-5);padding:var(--space-5);border-radius:var(--radius-lg);background:var(--color-brand-surface);flex-wrap:wrap;display:flex}.personal-rank p{margin:0}.personal-rank>strong{color:var(--color-brand-dark);font-size:1.7rem}.rank-login,.processing-notice{padding:var(--space-5);border-radius:var(--radius-lg);background:var(--color-surface-subtle)}.processing-notice{font-weight:800}.refresh-button{margin-top:var(--space-5);border:0}.leader-list{border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface);margin:0;padding:0;list-style:none;overflow:hidden}.leader-list li{align-items:center;gap:var(--space-3);padding:var(--space-4) var(--space-6);overflow-wrap:anywhere;grid-template-columns:3rem 2.25rem minmax(0,1fr) auto;min-width:0;display:grid}.leader-list li+li{border-top:1px solid var(--color-line)}.leader-rank{color:var(--color-brand)}.leader-avatar{object-fit:cover;background:var(--color-brand-surface);border-radius:50%;width:2.25rem;height:2.25rem}.leader-avatar--fallback{color:var(--color-brand-dark);place-items:center;font-weight:850;display:grid}.user-rank{padding:var(--space-4) var(--space-6);border-radius:var(--radius-lg);background:var(--color-brand-surface)}@media (width<=32rem){.leader-list li{padding-inline:var(--space-4);grid-template-columns:2.5rem 2.25rem minmax(0,1fr)}.leader-list li>b{grid-column:3}}.wallet-page{max-width:72rem;padding-block:clamp(2rem,6vw,5rem)}.wallet-summary{gap:var(--space-4);margin-block:var(--space-8);grid-template-columns:repeat(3,1fr);display:grid}.wallet-summary div{padding:var(--space-6);border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface)}.wallet-summary dt{color:var(--color-muted);font-weight:700}.wallet-summary dd{margin:var(--space-2) 0 0;font-size:clamp(1.5rem,4vw,2.3rem);font-weight:850}.wallet-section{margin-block:clamp(2.5rem,7vw,5rem)}.wallet-filter{align-items:center;gap:var(--space-3);flex-wrap:wrap;display:flex}.wallet-filter label{font-weight:800}.wallet-filter select{border:1px solid var(--color-field-border);border-radius:var(--radius-sm);min-height:2.8rem;color:var(--color-text);background:var(--color-input);font:inherit;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;padding:.55rem}[data-theme=dark] .wallet-filter select{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.transaction-list{border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface);margin:0;padding:0;list-style:none;overflow:hidden}.transaction-list li{justify-content:space-between;align-items:center;gap:var(--space-5);padding:var(--space-5);overflow-wrap:anywhere;min-width:0;display:flex}.transaction-list li+li{border-top:1px solid var(--color-line)}.transaction-list small,.coin-amount strong,.coin-amount small{display:block}.transaction-list small{color:var(--color-muted);margin-top:.25rem}.coin-amount{text-align:right}.coin-amount--positive strong{color:var(--color-success)}.coin-amount--negative strong{color:var(--color-danger)}.authority-note{color:var(--color-muted);font-size:.9rem}.ad-wallet-card{border-radius:var(--radius-lg);border:1px solid color-mix(in srgb, var(--color-reward) 35%, var(--color-line));background:var(--color-reward-surface);padding:clamp(1.5rem,5vw,3rem)}.ad-reward-value{font-size:1.5rem;font-weight:850}.ad-wallet-card .button{border:0}.ad-session{padding-top:var(--space-3);border-top:1px solid var(--color-line)}.profile-page{max-width:72rem;padding-block:clamp(2rem,6vw,5rem)}.profile-identity{align-items:center;gap:var(--space-6);border-radius:var(--radius-lg);background:var(--color-surface);border:1px solid var(--color-line);padding:clamp(1.5rem,5vw,3rem);display:flex}.profile-identity h1{margin-block:var(--space-2);overflow-wrap:anywhere}.profile-identity p{margin-block:.35rem}.profile-identity img,.profile-avatar{object-fit:cover;border-radius:50%;flex:none;width:5.5rem;height:5.5rem}.profile-avatar{background:var(--color-brand-surface);color:var(--color-brand-dark);place-items:center;font-size:2rem;font-weight:850;display:grid}.profile-section{margin-block:clamp(2.5rem,7vw,5rem)}.profile-wallet{justify-content:space-between;align-items:center;gap:var(--space-6);padding:var(--space-6);border-radius:var(--radius-lg);border:1px solid color-mix(in srgb, var(--color-reward) 35%, var(--color-line));background:var(--color-reward-surface);display:flex}.profile-wallet h2{margin-block:var(--space-2)}.profile-wallet .button{flex:none}.profile-stat-grid{gap:var(--space-4);grid-template-columns:repeat(3,1fr);display:grid}.profile-stat{padding:var(--space-5);border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-surface)}.profile-stat h3{margin-top:0}.profile-stat>strong{color:var(--color-brand-dark);font-size:1.8rem}.profile-stat a{color:var(--color-brand);font-weight:750}.history-limitation{padding:var(--space-5);border:1px dashed var(--color-field-border);border-radius:var(--radius-lg)}@media (width<=48rem){.hero-grid,.foundation-grid,.auth-panel{grid-template-columns:repeat(2,minmax(0,1fr))}.result-grid{grid-template-columns:repeat(2,1fr)}.wallet-summary,.profile-stat-grid{grid-template-columns:1fr}}@media (width<=32rem){.hero-grid,.foundation-grid,.auth-panel{grid-template-columns:1fr}.search-form{flex-direction:column;align-items:stretch}.results-heading{flex-direction:column;align-items:flex-start}.attempt-header{gap:var(--space-3);flex-direction:column}.result-grid{grid-template-columns:1fr}.leaderboard-table thead{clip:rect(0 0 0 0);width:1px;height:1px;position:absolute;overflow:hidden}.leaderboard-table{min-width:0}.leaderboard-table,.leaderboard-table tbody,.leaderboard-table tr,.leaderboard-table th,.leaderboard-table td{display:block}.leaderboard-table tbody tr{padding:var(--space-4);grid-template-columns:1fr 1fr;display:grid}.leaderboard-table th,.leaderboard-table td{padding:var(--space-2)}.leaderboard-table td:before{content:attr(data-label);color:var(--color-muted);font-size:.75rem;font-weight:700;display:block}.leaderboard-table td[data-label=Participant]{grid-area:1/1/auto/-1}.leaderboard-table th[data-label=Rank]{grid-area:2/1}.transaction-list li{flex-direction:column;align-items:flex-start}.coin-amount{text-align:left}.profile-identity,.profile-wallet{flex-direction:column;align-items:flex-start}}