@font-face{font-family:Baloo\ 2;font-style:normal;font-weight:400 800;font-display:swap;src:url(/practice/fonts/baloo-2-latin-wght-normal.woff2) format("woff2")}@font-face{font-family:Nunito;font-style:normal;font-weight:200 1000;font-display:swap;src:url(/practice/fonts/nunito-latin-wght-normal.woff2) format("woff2")}@font-face{font-family:Nunito;font-style:italic;font-weight:200 1000;font-display:swap;src:url(/practice/fonts/nunito-latin-wght-italic.woff2) format("woff2")}:root{--sea-0:#071626;--sea-1:#0b2136;--sea-2:#103050;--panel:#0d2740;--panel-2:#103152;--edge:#1e4568;--edge-strong:#2d5f8c;--ink:#ecf5fc;--ink-soft:#9fbdd4;--aqua:#43dcc3;--aqua-deep:#23a891;--coral:#ff7a59;--coral-deep:#d95536;--amber:#ffc53d;--danger:#ff6b6b;--focus:#7ee7ff;--display:"Baloo 2","Arial Rounded MT Bold",system-ui,sans-serif;--body:"Nunito","Segoe UI",system-ui,-apple-system,sans-serif;--mono:ui-monospace,"SFMono-Regular",Consolas,"Liberation 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var(--edge-strong);margin-bottom:30px}.fn-brand{font-family:var(--display);font-weight:800;font-size:1.4rem;color:var(--ink);text-decoration:none}.fn-brand:hover{color:var(--aqua)}.fn-masthead-tag{font-size:.68rem;letter-spacing:.18em;color:var(--ink-soft);white-space:nowrap}.fn-kicker,.fn-masthead-tag{font-family:var(--mono);text-transform:uppercase}.fn-kicker{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.2em;color:var(--aqua);border:1px solid var(--edge-strong);border-radius:var(--r-sm);padding:4px 10px;margin:0 0 14px}.fn-title{font-family:var(--display);font-weight:800;font-size:clamp(1.9rem,6vw,2.9rem);line-height:1.12;margin:0 0 12px}.fn-title .accent{color:var(--aqua)}.fn-lede{color:var(--ink-soft);font-size:1.04rem;max-width:54ch;margin:0 0 24px}.fn-panel{background:var(--panel);border:1px solid var(--edge);border-left:4px solid var(--edge-strong);border-radius:var(--r-sm);padding:16px 18px;margin:0 0 16px}.fn-panel p{margin:0 0 8px;color:var(--ink-soft)}.fn-panel p:last-child{margin-bottom:0}.fn-panel strong{color:var(--ink)}.fn-panel--relation{border-left-color:var(--amber)}.fn-panel-title{font-family:var(--display);font-weight:800;font-size:1.2rem;margin:0 0 8px;color:var(--ink)}.fn-card{display:block;text-decoration:none;color:var(--ink);background:var(--panel);border:1px solid var(--edge);border-top:4px solid var(--aqua);border-radius:var(--r-sm);padding:20px;transition:border-color .15s ease,transform .15s ease}.fn-card:hover{border-color:var(--aqua);transform:translateY(-2px)}.fn-card h2{font-family:var(--display);font-weight:800;font-size:1.35rem;margin:0 0 8px}.fn-card p{color:var(--ink-soft);margin:0 0 14px}.fn-card-cta{font-family:var(--mono);font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--aqua)}.fn-footnote{margin-top:34px;padding-top:16px;border-top:1px dashed var(--edge);color:var(--ink-soft);font-size:.92rem}.fn-steps{list-style:none;margin:0 0 22px;padding:0;counter-reset:st;border:1px solid var(--edge);border-radius:var(--r-sm);overflow:hidden}.fn-steps li{counter-increment:st;position:relative;padding:12px 16px 12px 56px;background:var(--panel);color:var(--ink-soft)}.fn-steps li+li{border-top:1px solid var(--edge)}.fn-steps li:before{content:counter(st,decimal-leading-zero);position:absolute;left:14px;top:13px;font-family:var(--mono);font-weight:700;font-size:.85rem;color:var(--aqua)}.fn-count{font-family:var(--mono);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);margin:20px 0 14px}.fn-gamezone{display:grid;grid-template-columns:1fr;gap:14px;margin:0 0 28px}@media (min-width:700px){.fn-gamezone{grid-template-columns:1fr 64px}}.fn-game{background:var(--panel);border:1px solid var(--edge-strong);border-radius:var(--r-sm);padding:20px}.fn-game-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:12px;border-bottom:1px dashed var(--edge);margin-bottom:16px}.fn-dots{display:flex;gap:8px}.fn-dot{width:12px;height:12px;border-radius:50%;background:transparent;border:1.5px solid var(--edge-strong);transition:background .2s ease,border-color .2s ease}.fn-dot.done{background:var(--aqua);border-color:var(--aqua)}.fn-dot.miss{background:var(--coral);border-color:var(--coral)}.fn-dot.now{border-color:var(--focus);box-shadow:0 0 0 3px rgba(126,231,255,.25)}.fn-scorechip{font-family:var(--mono);font-weight:700;font-size:.8rem;color:var(--aqua);border:1px solid var(--edge-strong);border-radius:var(--r-sm);padding:4px 10px;white-space:nowrap}.fn-notice{background:rgba(255,197,61,.1);border:1px dashed var(--amber);color:var(--amber);border-radius:var(--r-sm);padding:10px 14px;font-size:.92rem;margin:0 0 14px}.fn-prompt{font-family:var(--display);font-weight:800;font-size:1.35rem;line-height:1.28;margin:0 0 8px}.fn-scope{display:inline-block;font-family:var(--mono);font-size:.75rem;color:var(--ink-soft);border:1px solid var(--edge);border-radius:var(--r-sm);padding:3px 10px;margin:0 0 16px}.fn-form{display:flex;flex-wrap:wrap;gap:10px}.fn-form label{flex-basis:100%;font-family:var(--mono);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);margin:0}.fn-input{flex:1 1 200px;font:inherit;font-size:1.05rem;padding:13px 16px;color:var(--ink);background:#081a2c;border:2px solid var(--edge-strong);border-radius:var(--r-sm)}.fn-input::placeholder{color:rgba(159,189,212,.45)}.fn-input:focus{border-color:var(--aqua);outline:none}.fn-input:disabled{opacity:.55}.fn-btn{font-family:var(--display);font-weight:800;font-size:1rem;color:#fff;background:var(--coral);border:1px solid var(--coral-deep);border-radius:var(--r-sm);padding:13px 24px;cursor:pointer;box-shadow:0 4px 0 var(--coral-deep);transition:transform .12s ease,box-shadow .12s ease,background .12s ease}.fn-btn:hover{background:#ff8a6c}.fn-btn:active{transform:translateY(3px);box-shadow:0 1px 0 var(--coral-deep)}.fn-btn:disabled{opacity:.5;cursor:not-allowed}.fn-btn--ghost{background:transparent;border-color:var(--edge-strong);color:var(--focus);box-shadow:0 4px 0 var(--edge)}.fn-btn--ghost:hover{background:var(--panel-2)}.fn-btn--ghost:active{box-shadow:0 1px 0 var(--edge)}.fn-hint{color:var(--amber);font-size:.9rem;font-weight:600;margin:8px 0 0}.fn-result{margin-top:16px;border:1px solid var(--edge);border-left:5px solid var(--edge-strong);border-radius:var(--r-sm);background:#0a2138;padding:16px 18px}.fn-result--accepted{border-left-color:var(--aqua)}.fn-result--invalid{border-left-color:var(--danger)}.fn-result--unknown{border-left-color:var(--amber)}.fn-badge{display:inline-block;font-family:var(--mono);font-weight:700;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;border:1px solid;border-radius:var(--r-sm);padding:3px 9px;margin:0 0 10px}.fn-result--accepted .fn-badge{color:var(--aqua)}.fn-result--invalid .fn-badge{color:var(--danger)}.fn-result--unknown .fn-badge{color:var(--amber)}.fn-result-title{font-family:var(--display);font-weight:800;font-size:1.12rem;margin:0 0 8px}.fn-result p{margin:0 0 10px;color:var(--ink-soft)}.fn-result strong{color:var(--ink)}.fn-result ul{margin:0 0 10px;padding-left:22px;color:var(--ink-soft)}.fn-result-meta{font-family:var(--mono);font-size:.78rem;border-top:1px dashed var(--edge);padding-top:10px;margin-top:6px}.fn-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.fn-depth{display:none}@media (min-width:700px){.fn-depth{display:flex;flex-direction:column;align-items:center;background:var(--panel);border:1px solid var(--edge);border-radius:var(--r-sm);padding:12px 0}.fn-depth-label{writing-mode:vertical-rl;font-family:var(--mono);font-size:.62rem;letter-spacing:.3em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:10px}.fn-depth-track{position:relative;flex:1 1;width:10px;min-height:240px;background:repeating-linear-gradient(180deg,var(--edge) 0 1px,transparent 1px 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var(--edge);border-radius:var(--r-sm);overflow:hidden}.fn-depthbar-fill{height:100%;background:linear-gradient(90deg,var(--aqua),#1b6f8f);transition:width .28s ease}@media (min-width:700px){.fn-depth-caption,.fn-depthbar{display:none}}.fn-depth-caption{font-family:var(--mono);font-size:.72rem;color:var(--ink-soft);margin:6px 0 0;text-align:center}.fn-summary{text-align:center;padding:8px 0}.fn-summary-score{font-family:var(--display);font-weight:800;font-size:clamp(2.4rem,9vw,3.2rem);margin:0 0 4px;color:var(--aqua)}.fn-summary-note{color:var(--ink-soft);margin:0 0 18px}.fn-summary .fn-actions{justify-content:center}.fn-ad{max-width:560px;margin:56px auto 0}.fn-ad--after-game{margin-top:64px;margin-bottom:8px}.fn-ad--guide-inline{margin-top:40px;margin-bottom:40px}.fn-ad-label{display:block;margin-bottom:6px;font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft)}.fn-ad-creative{display:flex;align-items:center;gap:14px;padding:16px 18px;background:var(--panel);border:1px solid var(--edge);border-radius:var(--r-sm)}.fn-ad-mark{flex:0 0 auto;width:44px;height:44px;border-radius:var(--r-sm);background:var(--panel-2);border:1px solid var(--edge-strong)}.fn-ad-lines{flex:1 1;display:grid;gap:8px;min-width:0}.fn-ad-line{display:block;height:10px;width:88%;border-radius:3px;background:var(--panel-2)}.fn-ad-line--title{height:13px;width:52%;background:var(--edge)}.fn-ad-line--short{width:38%}@media (max-width:480px){body{font-size:16px}.fn-page{padding:14px 14px 48px}.fn-masthead{margin-bottom:20px}.fn-game{padding:16px}.fn-form .fn-btn{width:100%}}@media (max-width:480px) and (max-height:720px){.fn-page:has(.fn-gamezone){padding-top:8px}.fn-page:has(.fn-gamezone) .fn-masthead{padding-bottom:6px;margin-bottom:10px}.fn-page:has(.fn-gamezone) .fn-kicker{display:none}.fn-page:has(.fn-gamezone) .fn-title{font-size:1.65rem;margin-bottom:6px}.fn-page:has(.fn-gamezone) .fn-lede{font-size:1rem;line-height:1.35;margin-bottom:12px}.fn-game{padding:12px}.fn-game-head{padding-bottom:8px}.fn-game-head,.fn-scope{margin-bottom:10px}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation:none!important;transition:none!important}}