:root{--bg: #0f172a;--bg-glow: #1e293b;--card: rgba(30, 41, 59, .7);--border: rgba(148, 163, 184, .15);--text: #e2e8f0;--muted: #94a3b8;--faint: #64748b;--accent: #22d3ee;--accent-2: #a78bfa;--cta-hover: #0e7490;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:radial-gradient(1200px 600px at 50% -10%,var(--bg-glow),var(--bg) 60%);min-height:100vh;-webkit-font-smoothing:antialiased}.page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.75rem;padding:2rem 1.5rem;text-align:center}.card{width:100%;max-width:460px;margin-inline:auto;background:var(--card);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid var(--border);border-radius:18px;box-shadow:0 20px 60px #00000073;padding:2.75rem 2.5rem}.brand{margin:0 0 .35rem;font-size:clamp(2.25rem,7vw,3.25rem);letter-spacing:-.02em;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}.tagline{margin:0 0 2rem;color:var(--muted);line-height:1.5}.entry{display:flex;flex-direction:column;align-items:stretch;gap:.5rem}.field-label{font-size:.85rem;letter-spacing:.02em;color:var(--muted);text-align:left}.pin-input{width:100%;padding:.9rem 1rem;font-size:clamp(1.6rem,6vw,2.1rem);font-weight:600;letter-spacing:.4em;text-align:center;color:var(--text);background:#0f172a99;border:1px solid var(--border);border-radius:12px;outline:none;transition:border-color .15s ease,box-shadow .15s ease}.pin-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #22d3ee2e}.hint{margin:0 0 1rem;font-size:.8rem;color:var(--faint)}.cta{appearance:none;border:none;cursor:pointer;padding:.85rem 1rem;font-size:1.05rem;font-weight:600;color:#06121a;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:12px;transition:transform .08s ease,opacity .15s ease,box-shadow .15s ease}.cta:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 10px 24px #22d3ee38}.cta:active:not(:disabled){transform:translateY(0)}.cta:disabled{opacity:.45;cursor:not-allowed}.footer{font-size:.85rem}.footer-link{color:var(--accent);text-decoration:none;opacity:.85;transition:opacity .15s ease}.footer-link:hover{opacity:1;text-decoration:underline}@media(prefers-reduced-motion:reduce){*{transition:none!important}}.app-shell{width:100%;max-width:720px}.card--wide{max-width:720px;text-align:left}.screen-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.75rem 1rem;margin-bottom:1.25rem}.screen-head-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;min-width:0}.block-title{margin:0;min-width:0;overflow-wrap:anywhere;font-size:1.5rem;letter-spacing:-.01em;color:var(--text)}.block-subtitle{margin:0 0 .6rem;font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}.block{padding:1.1rem 0;border-top:1px solid var(--border)}.block-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:.6rem}.btn{appearance:none;cursor:pointer;padding:.55rem 1rem;font-size:.95rem;font-weight:600;color:var(--text);background:#94a3b81f;border:1px solid var(--border);border-radius:10px;transition:background .15s ease,transform .08s ease}.btn:hover:not(:disabled){background:#94a3b833}.btn:disabled{opacity:.45;cursor:not-allowed}.btn--ghost{background:transparent}.btn-row{display:flex;flex-wrap:wrap;gap:.6rem;margin:1rem 0}.link-btn{background:none;border:none;color:var(--accent);cursor:pointer;font-size:.85rem;padding:0}.link-btn:hover{text-decoration:underline}.back{background:none;border:none;color:var(--muted);cursor:pointer;padding:0;margin-bottom:1rem;font-size:.9rem}.back:hover{color:var(--text)}.text-input,.textarea{width:100%;padding:.7rem .85rem;font-size:1rem;color:var(--text);background:#0f172a99;border:1px solid var(--border);border-radius:10px;outline:none;font-family:inherit;transition:border-color .15s ease,box-shadow .15s ease}.textarea{resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.85rem;line-height:1.5}.text-input:focus,.textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #22d3ee2e}.form-row{display:flex;flex-direction:column;gap:.4rem;margin-bottom:.9rem}.muted{color:var(--muted);line-height:1.5;margin:.4rem 0}.small{font-size:.8rem}.big{font-size:1.15rem}.error{color:#fca5a5;background:#ef44441f;border:1px solid rgba(239,68,68,.3);padding:.6rem .85rem;border-radius:10px;margin:.8rem 0;font-size:.9rem}.pill{display:inline-flex;align-items:center;gap:.4rem;padding:.25rem .6rem;font-size:.75rem;font-weight:600;border-radius:999px;border:1px solid var(--border);color:var(--muted);white-space:nowrap}.pill:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--faint)}.pill--open{color:#6ee7b7;border-color:#6ee7b74d}.pill--open:before{background:#34d399}.pill--connecting{color:#fcd34d;border-color:#fcd34d4d}.pill--connecting:before{background:#fbbf24}.pill--closed{color:#fca5a5;border-color:#fca5a54d}.pill--closed:before{background:#f87171}.game-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.game-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem .9rem;background:#0f172a80;border:1px solid var(--border);border-radius:10px}.game-title{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lobby{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.4rem;padding:.5rem 0 1rem}.lobby-head{display:flex;align-items:center;gap:.6rem}.lobby-title{margin:0;font-size:1.4rem}.qr-wrap{background:#fff;padding:12px;border-radius:14px;margin:.6rem 0;display:flex}.qr-wrap svg{display:block}.pin-big{font-size:clamp(2.2rem,8vw,3rem);font-weight:700;letter-spacing:.25em;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}.participants{color:var(--muted);font-size:1rem;margin:.3rem 0 1rem}.q-view{display:flex;flex-direction:column;gap:1rem}.q-meta{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:.9rem}.q-progress{text-transform:uppercase;letter-spacing:.05em}.q-timer{font-size:1.4rem;font-weight:700;color:var(--accent);min-width:2.5rem;text-align:right;font-variant-numeric:tabular-nums}.q-timer--low{color:#f87171;animation:kky-pulse 1s ease-in-out infinite}@keyframes kky-pulse{0%,to{opacity:1}50%{opacity:.5}}.q-title{margin:0;font-size:1.35rem;line-height:1.35}.options{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}@media(max-width:480px){.options{grid-template-columns:1fr}}.option{display:flex;align-items:center;gap:.7rem;padding:.9rem 1rem;border-radius:12px;border:2px solid var(--border);background:#0f172a80;text-align:left;cursor:pointer;font:inherit;color:var(--text);transition:border-color .12s ease,transform .08s ease,background .12s ease}.option:hover:not(.option--disabled){transform:translateY(-1px);border-color:var(--accent)}.option--spectate{cursor:default;flex-wrap:wrap}.option--spectate:hover{transform:none}.option-index{display:inline-flex;align-items:center;justify-content:center;width:1.8rem;height:1.8rem;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#06121a;font-weight:700;flex:none}.option-text{flex:1;font-weight:500;word-break:break-word}.option-stat{display:flex;align-items:center;gap:.5rem;width:100%;margin-top:.3rem}.stat-bar{flex:1;height:8px;background:#94a3b826;border-radius:999px;overflow:hidden}.stat-bar-fill{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:999px;transition:width .3s ease}.option-count{font-variant-numeric:tabular-nums;color:var(--muted);font-size:.85rem;min-width:2rem;text-align:right}.option-mark{font-size:.8rem;font-weight:700;color:var(--muted)}.option--chosen{border-color:var(--accent);background:#22d3ee1f}.option--disabled{cursor:default}.option--correct{border-color:#34d399;background:#34d39929}.option--correct .option-index{background:#34d399}.option--correct .option-mark{color:#6ee7b7}.option--wrong{border-color:#f87171;background:#f8717124}.option--wrong .option-index{background:#f87171;color:#1f1414}.option--wrong .option-mark{color:#fca5a5}.scoreboard{margin-top:1.2rem}.score-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.4rem}.score-row{display:flex;align-items:center;gap:.8rem;padding:.6rem .85rem;background:#0f172a80;border:1px solid var(--border);border-radius:10px}.score-row.me{border-color:var(--accent);background:#22d3ee1a}.score-row .rank{font-weight:700;color:var(--accent);min-width:2rem;font-variant-numeric:tabular-nums}.score-row .nick{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.score-row .score{font-variant-numeric:tabular-nums;font-weight:700}.results-summary{display:flex;flex-wrap:wrap;gap:1.2rem;color:var(--muted);margin-bottom:1rem}.results-table{width:100%;border-collapse:collapse;font-size:.9rem}.results-table th,.results-table td{text-align:left;padding:.55rem .6rem;border-bottom:1px solid var(--border)}.results-table th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}.results-table tbody tr:first-child td{color:var(--accent);font-weight:700}.player-final{display:flex;flex-direction:column;gap:.6rem}.q-kind{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-2);border:1px solid rgba(167,139,250,.35);background:#a78bfa1a;padding:.18rem .5rem;border-radius:999px}.q-hint{margin:.2rem 0;color:var(--muted);font-size:.85rem}.q-hint--ok{color:#6ee7b7}.q-hint--wrong{color:#fca5a5}.q-answered{margin:.4rem 0 0}.open-view{display:flex;flex-direction:column;gap:.7rem}.open-view__input{min-height:5.5rem}.open-view__row{display:flex;align-items:center;justify-content:flex-end;gap:.8rem;flex-wrap:wrap}.open-view__row .q-hint{margin:0 auto 0 0}.reveal-box{margin-top:.4rem;padding:.7rem .9rem;border:1px solid var(--border);border-radius:12px;background:#0f172a80}.reveal-box__title{margin:0 0 .3rem;font-size:.9rem;color:var(--text)}.match-view{display:flex;flex-direction:column;gap:.6rem}.match-view__row{display:flex;align-items:center;gap:.7rem;padding:.6rem .8rem;border:1px solid var(--border);border-radius:12px;background:#0f172a80}.match-view__row--correct{border-color:#34d399;background:#34d39924}.match-view__row--wrong{border-color:#f87171;background:#f871711f}.match-view__left{flex:1;font-weight:600;word-break:break-word}.match-view__arrow{color:var(--muted);font-weight:700}.match-view__select{flex:1;min-width:8rem;padding:.55rem .7rem;color:var(--text);background:#0f172a99;border:1px solid var(--border);border-radius:10px;font:inherit}.match-view__select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #22d3ee2e}.match-view__verdict{font-size:.8rem;font-weight:700;color:var(--muted);min-width:0}.order-view__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.order-view__item{display:flex;align-items:center;gap:.7rem;padding:.6rem .8rem;border:1px solid var(--border);border-radius:12px;background:#0f172a80}.order-view__item--correct{border-color:#34d399;background:#34d39924}.order-view__item--wrong{border-color:#f87171;background:#f871711f}.order-view__pos{font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums;min-width:1.6rem}.order-view__text{flex:1;font-weight:600;word-break:break-word}.order-view__controls{display:inline-flex;gap:.3rem}.order-view__btn{padding:.3rem .6rem;font-size:1rem;line-height:1}.order-view__verdict{font-size:.8rem;font-weight:700;color:var(--muted)}@media(max-width:480px){.match-view__row{flex-wrap:wrap}.match-view__select{flex:1 1 100%}}.card--page{max-width:640px;text-align:left}.page-title{margin:0 0 .6rem;font-size:clamp(1.8rem,5vw,2.4rem);letter-spacing:-.02em;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}.donate{margin-top:1.5rem;padding-top:1.25rem;border-top:1px solid var(--border)}.donate__btn{display:inline-block;margin-top:.6rem;text-decoration:none}.donate__note{margin-top:.8rem}.games-grid{list-style:none;margin:1.25rem 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem}@media(max-width:480px){.games-grid{grid-template-columns:1fr}}.game-card{position:relative;padding:1rem 1.1rem;border:1px solid var(--border);border-radius:14px;background:#0f172a80}.game-card--soon{opacity:.85}.game-card__title{margin:0 0 .3rem;font-size:1.1rem}.game-card__desc{margin:0}.game-card__badge{display:inline-block;margin-top:.6rem;padding:.15rem .55rem;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-2);border:1px solid rgba(167,139,250,.35);background:#a78bfa1a;border-radius:999px}.games-cta{margin-top:1rem;display:flex;flex-direction:column;align-items:flex-start;gap:.5rem}.games-cta .cta{text-decoration:none;text-align:center}.card--editor{max-width:960px;text-align:left}.editor-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:1.5rem;align-items:start}@media(max-width:720px){.editor-layout{grid-template-columns:1fr}}.draft-sidebar{display:flex;flex-direction:column;gap:.75rem;position:sticky;top:1rem}@media(max-width:720px){.draft-sidebar{position:static}}.draft-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.4rem;max-height:60vh;overflow-y:auto}.draft-item{display:flex;align-items:stretch;border:1px solid var(--border);border-radius:10px;background:#0f172a80;overflow:hidden}.draft-item--active{border-color:var(--accent);background:#22d3ee1a}.draft-item__open{flex:1;display:flex;flex-direction:column;gap:.15rem;padding:.55rem .7rem;background:none;border:none;text-align:left;cursor:pointer;color:var(--text);font:inherit}.draft-item__title{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.draft-item__meta{font-size:.75rem;color:var(--muted)}.draft-item__del{border:none;border-left:1px solid var(--border);background:none;color:var(--muted);font-size:1.1rem;padding:0 .7rem;cursor:pointer}.draft-item__del:hover{color:#fca5a5;background:#f871711a}.editor-main{min-width:0}.editor-toolbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin:.5rem 0 1rem}.editor-preview-toggle{display:inline-flex;align-items:center;gap:.45rem;font-size:.85rem;color:var(--muted);cursor:pointer}.editor-saved{font-size:.78rem;color:var(--faint)}.question-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:1rem}.question-card{border:1px solid var(--border);border-radius:14px;background:#0f172a66;padding:1rem 1.1rem}.question-card__head{display:flex;align-items:center;gap:.6rem;margin-bottom:.8rem}.question-card__num{font-weight:700;margin-right:auto}.question-card__controls{display:inline-flex;gap:.35rem}.question-card__controls .btn{padding:.35rem .6rem;font-size:.85rem}.question-card__body{margin:.6rem 0}.editor-inline-fields{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;margin-bottom:.8rem}.editor-inline-fields .field-label{margin:0}.kind-select{padding:.5rem .7rem;color:var(--text);background:#0f172a99;border:1px solid var(--border);border-radius:10px;font:inherit}.kind-select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #22d3ee2e}.editor-dur{width:5.5rem}.editor-addquestion{margin:1rem 0;padding:.9rem 1rem;border:1px dashed var(--border);border-radius:12px}.editor-addquestion .field-label{display:block;margin-bottom:.5rem}.editor-addquestion .btn-row{margin:0}.editor-actions{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin:1rem 0}.editor-actions .cta{margin-left:auto}.hidden-file{display:none}.kind-form{display:flex;flex-direction:column;gap:.5rem}.string-list{display:flex;flex-direction:column;gap:.4rem}.string-list__row{display:flex;align-items:center;gap:.5rem}.string-list__btn{flex:none;padding:.4rem .7rem;font-size:1.1rem;line-height:1}.correct-picker{display:flex;align-items:center;gap:.6rem}.pair-list{display:flex;flex-direction:column;gap:.4rem}.pair-list__row{display:flex;align-items:center;gap:.5rem}.pair-list__arrow{color:var(--accent);font-weight:700}.order-rank__label{flex:1;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.editor-preview{margin-top:.9rem;padding:.9rem 1rem;border:1px solid var(--border);border-radius:12px;background:#0f172a59}.library{width:100%}.library-grid{list-style:none;margin:.75rem 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem}@media(max-width:540px){.library-grid{grid-template-columns:1fr}}.library-card{display:flex;flex-direction:column;gap:.6rem;padding:.85rem .95rem;border:1px solid var(--border);border-radius:12px;background:linear-gradient(160deg,#22d3ee0f,#0f172a80)}.library-card__title{margin:0;font-size:1rem;font-weight:700;word-break:break-word}.library-card__actions{display:flex;flex-wrap:wrap;gap:.45rem}.library-card__actions .btn{flex:1 1 auto;font-size:.85rem;padding:.45rem .6rem}.live-leaderboard{margin-top:1.2rem}.live-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.4rem}.live-row{display:flex;align-items:center;gap:.8rem;padding:.6rem .85rem;background:#0f172a80;border:1px solid var(--border);border-radius:10px;transition:transform .3s ease,background .2s ease,border-color .2s ease;will-change:transform}.live-row--me{border-color:var(--accent);background:#22d3ee1f}.live-row__rank{font-weight:700;color:var(--accent);min-width:2rem;text-align:center;font-size:1.05rem}.live-row__nick{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.live-row__score{font-variant-numeric:tabular-nums;font-weight:700}.finish{position:relative;overflow:hidden;text-align:center;padding:.5rem 0 .25rem}.finish__confetti{position:absolute;inset:0;pointer-events:none;overflow:hidden}.finish__confetto{position:absolute;top:-14px;width:8px;height:14px;border-radius:2px;opacity:.9;background:var(--accent);animation:kky-fall 2.6s linear infinite}.finish__confetto:nth-child(2n){background:var(--accent-2)}.finish__confetto:nth-child(3n){background:#fbbf24}.finish__confetto:nth-child(4n){background:#34d399}.finish__confetto:nth-child(1){left:4%}.finish__confetto:nth-child(2){left:12%;animation-duration:3.1s}.finish__confetto:nth-child(3){left:20%}.finish__confetto:nth-child(4){left:28%;animation-duration:2.8s}.finish__confetto:nth-child(5){left:36%}.finish__confetto:nth-child(6){left:44%;animation-duration:3.3s}.finish__confetto:nth-child(7){left:52%}.finish__confetto:nth-child(8){left:60%;animation-duration:2.9s}.finish__confetto:nth-child(9){left:68%}.finish__confetto:nth-child(10){left:76%;animation-duration:3.2s}.finish__confetto:nth-child(11){left:82%}.finish__confetto:nth-child(12){left:88%;animation-duration:2.7s}.finish__confetto:nth-child(13){left:93%}.finish__confetto:nth-child(14){left:97%;animation-duration:3s}@keyframes kky-fall{0%{transform:translateY(-20px) rotate(0);opacity:0}10%{opacity:.9}to{transform:translateY(420px) rotate(540deg);opacity:0}}.finish__title{position:relative;margin:0 0 .3rem;font-size:clamp(1.6rem,5vw,2.2rem);letter-spacing:-.01em;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent;animation:kky-pop .5s ease both}.finish__subtitle{position:relative;margin:0 0 1rem;color:var(--muted)}@keyframes kky-pop{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.podium{position:relative;display:flex;justify-content:center;align-items:flex-end;gap:.6rem;margin:1.25rem 0 1rem}.podium__step{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:.25rem;padding:.8rem .7rem;min-width:5.5rem;border-radius:12px 12px 4px 4px;border:1px solid var(--border);background:#0f172a8c;animation:kky-pop .45s ease both}.podium__step--1{min-height:9rem;order:2;background:linear-gradient(180deg,#fbbf2438,#0f172a8c);border-color:#fbbf2480}.podium__step--2{min-height:7rem;order:1;background:linear-gradient(180deg,#94a3b82e,#0f172a8c)}.podium__step--3{min-height:5.5rem;order:3;background:linear-gradient(180deg,#d977062e,#0f172a8c)}.podium__step--me{outline:2px solid var(--accent);outline-offset:1px}.podium__medal{font-size:1.6rem;line-height:1}.podium__nick{font-weight:700;word-break:break-word;text-align:center}.podium__score{color:var(--accent);font-weight:700;font-variant-numeric:tabular-nums}.podium__place{color:var(--muted);font-size:.75rem}.finish__rest{list-style:none;margin:.5rem 0;padding:0;display:flex;flex-direction:column;gap:.35rem;max-width:420px;margin-left:auto;margin-right:auto}.finish__rest-row{display:flex;align-items:center;gap:.8rem;padding:.5rem .8rem;background:#0f172a80;border:1px solid var(--border);border-radius:10px}.finish__rest-row--me{border-color:var(--accent);background:#22d3ee1a}.finish__rest-rank{color:var(--accent);font-weight:700;min-width:2rem;text-align:center}.finish__rest-nick{flex:1;text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.finish__rest-score{font-variant-numeric:tabular-nums;font-weight:700}.finish__actions{margin-top:1.25rem;display:flex;justify-content:center;gap:.6rem;flex-wrap:wrap}.sound-toggle{font-size:1.05rem;line-height:1;padding:.45rem .6rem}.sound-toggle--off{opacity:.55}@media(prefers-reduced-motion:reduce){.finish__confetto,.finish__title,.podium__step{animation:none!important}}.footer{display:flex;flex-direction:column;align-items:center;gap:.6rem}.footer-nav{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:1rem}.auth-form{display:flex;flex-direction:column;gap:.2rem;margin-top:.5rem}.auth-form .cta{margin-top:.6rem}.auth-switch{margin:.7rem 0 0;font-size:.9rem;color:var(--muted)}.auth-switch a{color:var(--accent);text-decoration:none}.auth-switch a:hover{text-decoration:underline}.field-hint{margin:.2rem 0 0;font-size:.78rem;color:var(--faint)}.footer-auth{display:inline-flex;align-items:center;gap:.9rem}.footer-auth__email{color:var(--muted);font-size:.82rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:40vw}.footer-auth .link-btn{font-size:.85rem}.auth-form input[name=website]{display:none!important}.form-row--check{margin-top:.2rem}.consent-label{display:flex;align-items:flex-start;gap:.55rem;font-size:.9rem;color:var(--text);text-align:left;cursor:pointer;line-height:1.45}.consent-label input[type=checkbox]{flex:none;width:1.15rem;height:1.15rem;margin-top:.15rem;accent-color:var(--accent);cursor:pointer}.consent-label a{color:var(--accent);text-decoration:none}.consent-label a:hover{text-decoration:underline}.verify-banner{display:flex;flex-wrap:wrap;align-items:center;gap:.7rem;margin-bottom:1.25rem;padding:.7rem .95rem;border:1px solid rgba(252,211,77,.4);background:#fcd34d1a;border-radius:12px;text-align:left}.verify-banner__text{flex:1 1 16rem;color:var(--text);font-size:.9rem;line-height:1.45}.verify-banner__link{color:var(--accent);text-decoration:none}.verify-banner__link:hover{text-decoration:underline}.verify-banner__btn{flex:none}.verify-banner__msg{flex:1 1 100%;font-size:.8rem;color:var(--muted)}.dashboard-profile{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:.8rem}.dashboard-profile__main{display:flex;flex-direction:column;align-items:flex-start;gap:.15rem;text-align:left;min-width:0}.dashboard-profile__name{font-size:1.2rem;font-weight:700;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:60vw}.dashboard-profile__full{font-size:.95rem;color:var(--text)}.dashboard-profile__email{font-size:.85rem;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:60vw}.pill--verified{color:#6ee7b7;border-color:#6ee7b74d}.pill--verified:before{background:#34d399}.pill--unverified{color:#fcd34d;border-color:#fcd34d59}.pill--unverified:before{background:#fbbf24}.dashboard-game{flex-wrap:wrap;align-items:center}.dashboard-game__title{flex:1 1 60%;min-width:0;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dashboard-game__actions{display:flex;flex-wrap:wrap;gap:.45rem}.dashboard-game__actions .btn{font-size:.85rem;padding:.45rem .7rem}.dashboard-game__error{flex:1 1 100%;margin:.6rem 0 0;font-size:.85rem}.dashboard-empty{display:flex;flex-direction:column;align-items:flex-start;gap:.8rem}.dashboard-empty__cta{text-decoration:none;text-align:center}.lang-switch{display:inline-flex;align-items:center;gap:.15rem}.lang-switch__btn{display:inline-flex;align-items:center;gap:.3rem;background:none;border:0;margin:0;padding:.15rem .4rem;font:inherit;font-size:.85rem;line-height:1.2;color:var(--accent);opacity:.55;cursor:pointer;border-radius:6px;text-decoration:none;transition:opacity .12s ease}.lang-switch__btn:hover{opacity:1}.lang-switch__btn:focus-visible{outline:2px solid var(--accent);outline-offset:1px;opacity:1}.lang-switch__btn.is-active{opacity:1;font-weight:600}.lang-switch__flag{display:inline-flex;align-items:center}.lang-switch__flag-img{display:inline-block;width:1.4em;height:1.05em;object-fit:cover;vertical-align:middle;border-radius:2px;box-shadow:0 0 0 1px #00000026}.lang-switch__label{white-space:nowrap}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.18.1"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .katex-vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .katex-thinbox{display:inline-flex;flex-direction:row;max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .katex-hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.katex-root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .katex-stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}
