:root{--bg: #0c0e1a;--bg-raise: #12152a;--panel: #161a2e;--panel-2: #1b2040;--line: #262c4a;--ink: #e9ecff;--ink-soft: #97a0c6;--cyan: #38f8ff;--accent: #38f8ff;--violet: #a78bfa;--hot: #ff5d73;--ok: #2dd4a7;--warn: #ffcc66;--ring-line: rgba(56, 248, 255, .16);--grid-a: rgba(56, 248, 255, .045);--grid-b: rgba(167, 139, 250, .05);--shadow: 0 18px 60px rgba(0, 0, 0, .45);--radius: 16px;--radius-sm: 9px;--space-1: .5rem;--space-2: .875rem;--space-3: 1.25rem;--space-4: 2rem;--space-5: 3.5rem;--content-max: 1180px;--card-max: 680px;--game-rail: 264px;--header-h: 64px;--font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;--dur: .16s}[data-theme=light]{--bg: #f4f5fb;--bg-raise: #eef0fa;--panel: #ffffff;--panel-2: #eef0fa;--line: #d7dbf1;--ink: #141733;--ink-soft: #4a5578;--accent: #0d7f8b;--violet: #5f4fc6;--ring-line: rgba(20, 64, 128, .16);--grid-a: rgba(13, 127, 139, 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var(--space-2);font-family:var(--mono);font-size:.74rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--accent)}.eyebrow:before{content:"";width:22px;height:1px;background:var(--accent);opacity:.7}h1{margin:0 0 var(--space-2);font-size:clamp(2rem,5vw,3.4rem);line-height:1.08;letter-spacing:-.03em;font-weight:800}.hero-tag{color:var(--ink-soft);font-size:1.12rem;margin:0;max-width:560px}.lab-chip{display:inline-flex;align-items:center;gap:.45rem;padding:.28rem .72rem;border:1px solid var(--ring-line);border-radius:999px;color:var(--ink-soft);background:color-mix(in srgb,var(--panel) 45%,transparent);font-family:var(--mono);font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;white-space:nowrap}.lab-chip:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:44px;padding:.55rem 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var(--space-4);align-items:start}.home-hero__copy{display:flex;flex-direction:column;align-items:flex-start;gap:var(--space-1)}.home-hero__copy .eyebrow{margin-bottom:var(--space-1)}.home-hero__title-row{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.home-hero__title-row h1{margin:0}.home-card{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:var(--space-4)}.home-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-3);margin:var(--space-4) 0 0;border-top:1px solid var(--line);padding-top:var(--space-3)}.home-stats div{display:flex;flex-direction:column}.home-stats dt{font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-soft)}.home-stats dd{margin:.2rem 0 0;font-size:2rem;font-weight:800;font-variant-numeric:tabular-nums;color:var(--accent)}.home-countdown{margin-top:var(--space-3)}.home-countdown p{margin:0;color:var(--ink-soft)}.countdown{font-size:2.5rem;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.02em;color:var(--accent)}.home-seed{margin:var(--space-3) 0 0;color:var(--ink-soft);font-size:.92rem}.seed{font-family:var(--mono);color:var(--violet);font-size:.92em}.streak-calendar{display:flex;gap:.4rem;margin-top:var(--space-1);max-width:100%}.streak-calendar:before{content:"7 days";font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);align-self:center;padding-right:.4rem}.cal-day{flex:1 1 0;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;padding:6px 2px 5px;border-radius:10px;border:1px solid var(--line);background:color-mix(in srgb,var(--panel) 60%,transparent);color:var(--ink-soft);font-variant-numeric:tabular-nums;position:relative}.cal-day__dow{font-family:var(--mono);font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;opacity:.85}.cal-day__num{font-size:1.05rem;font-weight:800;line-height:1.15}.cal-day__game{font-family:var(--mono);font-size:.6rem;letter-spacing:.1em;text-transform:uppercase;opacity:.85}.cal-day.played{background:var(--violet);border-color:var(--violet);color:var(--bg)}.cal-day.played .cal-day__dow,.cal-day.played .cal-day__game{opacity:.82}.cal-day.today{border-color:var(--cyan);box-shadow:0 0 0 1px var(--cyan) inset}.cal-day.today:after{content:"";position:absolute;bottom:3px;left:50%;transform:translate(-50%);width:5px;height:5px;border-radius:50%;background:var(--accent)}@media(min-width:1024px){.home-hero{grid-template-columns:minmax(0,7fr) minmax(320px,5fr)}.home-hero__copy{position:sticky;top:calc(var(--header-h) + var(--space-4))}.home-hero__card{grid-column:2}.streak-calendar{grid-column:1 / -1;margin-top:0}}.game-page{max-width:760px;margin-inline:auto}.game-page--today{max-width:var(--content-max)}.game-page__heading{margin-bottom:clamp(var(--space-3),3vw,var(--space-4))}.game-page__title-row{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}.game-page__title-row h1{margin:0}.game-page__columns{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-4);align-items:start}@media(min-width:1024px){.game-page__columns{grid-template-columns:var(--game-rail) minmax(0,1fr)}.game-page__rail{position:sticky;top:calc(var(--header-h) + var(--space-3));display:grid;gap:1px;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;background:var(--line)}}.rail-block{display:flex;flex-direction:column;gap:.15rem;padding:.8rem .95rem;background:color-mix(in srgb,var(--panel) 72%,transparent)}.rail-key{font-family:var(--mono);font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft)}.rail-value{font-size:.95rem;font-weight:700;color:var(--ink)}.rail-value--mono{font-family:var(--mono);font-size:.86rem;font-weight:600;font-variant-numeric:tabular-nums}.game-today{color:var(--ink-soft);margin:0 0 var(--space-2);font-family:var(--mono);font-size:.82rem;letter-spacing:.06em}.game-noscript{color:var(--warn);max-width:640px}.game-banner{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap;justify-content:space-between;margin:0 0 var(--space-3);padding:.7rem var(--space-3);border:1px solid var(--ring-line);border-left:2px solid var(--accent);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--panel) 60%,transparent)}.game-banner[hidden]{display:none}.game-banner p{margin:0;font-weight:600}.game-root{width:100%;max-width:var(--card-max);margin-inline:auto;padding:clamp(var(--space-3),4vw,var(--space-4));border:1px solid var(--line);border-radius:var(--radius);background:radial-gradient(420px 240px at 50% -30%,color-mix(in srgb,var(--violet) 12%,transparent),transparent 70%),var(--panel);box-shadow:var(--shadow)}.game-card{position:relative;width:100%;max-width:var(--card-max);margin-inline:auto}.game-card:before{content:"";display:block;width:18px;height:10px;margin-bottom:var(--space-2);opacity:.9;pointer-events:none;background:radial-gradient(circle at 3px 3px,var(--cyan) 1.6px,transparent 2.2px) 0 0 / 8px 8px repeat}.game-card--math:before{width:15px;background:linear-gradient(var(--cyan),var(--cyan)) center / 100% 1px no-repeat,linear-gradient(90deg,var(--cyan),var(--cyan)) center / 1px 100% no-repeat}.game-card--word-scramble:before{width:20px;background:repeating-linear-gradient(90deg,var(--violet) 0 3px,transparent 3px 7px)}.game-card--sequence:before{width:22px;height:12px;background:linear-gradient(var(--ok),var(--ok)) 0 70% / 3px 30% no-repeat,linear-gradient(var(--ok),var(--ok)) 33% 45% / 3px 55% no-repeat,linear-gradient(var(--ok),var(--ok)) 66% 22% / 3px 78% no-repeat,linear-gradient(var(--ok),var(--ok)) 100% 0 / 3px 100% no-repeat}.game-card--focus:before{width:14px;height:14px;background:radial-gradient(circle,transparent 3px,var(--hot) 3.4px 4.2px,transparent 5px)}.game-card__sigil{display:none}.game-meta{display:flex;justify-content:space-between;gap:var(--space-2);color:var(--ink-soft);font-family:var(--mono);font-size:.82rem;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.06em;text-transform:uppercase;border-bottom:1px solid var(--line);padding-bottom:var(--space-2)}.game-message{min-height:1.6em;color:var(--ink-soft);font-weight:600;font-size:1.02rem}.game-board{display:grid;gap:10px;max-width:340px;margin:var(--space-3) auto}.game-cell{aspect-ratio:1;min-height:72px;border-radius:var(--radius-sm);border:1.5px solid var(--line);background:var(--bg-raise);cursor:pointer;touch-action:manipulation;transition:background var(--dur),border-color var(--dur),box-shadow var(--dur)}.game-cell[aria-disabled=true]{cursor:default}.game-cell.is-lit{background:var(--cyan);border-color:var(--cyan);box-shadow:0 0 0 4px #38f8ff40,0 0 24px #38f8ff99}.game-cell.is-hit{background:var(--ok);border-color:var(--ok)}.game-cell.is-miss{background:var(--hot);border-color:var(--hot)}.game-actions{display:flex;gap:var(--space-2);flex-wrap:wrap}.game-result{margin-top:var(--space-4);border-top:1px solid var(--line);padding-top:var(--space-3)}.game-result h2{margin:0 0 var(--space-3);font-size:1.6rem;letter-spacing:-.01em}.game-result h2:before{content:"RESULT/";display:block;font-family:var(--mono);font-size:.64rem;letter-spacing:.2em;color:var(--accent);margin-bottom:.4rem}.game-scores{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-3);margin:0 0 var(--space-3);padding:0}.game-scores div{display:flex;flex-direction:column;padding-top:.6rem;border-top:2px solid color-mix(in srgb,var(--accent) 55%,var(--line));background-image:repeating-linear-gradient(to bottom,color-mix(in srgb,var(--accent) 6%,transparent) 0 1px,transparent 1px 12px)}.game-scores div:nth-child(2){border-top-color:color-mix(in srgb,var(--violet) 70%,var(--line))}.game-scores div:nth-child(3){border-top-color:color-mix(in srgb,var(--ok) 65%,var(--line))}.game-scores dt{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.16em;color:var(--ink-soft)}.game-scores dd{margin:.25rem 0 0;font-size:1.9rem;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--accent)}.game-scores div:nth-child(2) dd{color:var(--violet)}.game-scores div:nth-child(3) dd{color:var(--ok)}.game-reveal{margin:var(--space-3) 0}.game-reveal h3{font-size:.94rem;color:var(--ink-soft);letter-spacing:.02em}.reveal-round{display:flex;align-items:center;gap:var(--space-3);margin:var(--space-2) 0}.reveal-label{min-width:90px;font-weight:700;color:var(--ink-soft)}.reveal-grid{display:grid;gap:4px;width:54px}.reveal-dot{aspect-ratio:1;border-radius:4px;background:var(--bg-raise);border:1px solid var(--line)}.reveal-dot.on{background:var(--cyan);border-color:var(--cyan)}.game-question{font-size:2.4rem;font-weight:800;font-variant-numeric:tabular-nums;text-align:center;margin:var(--space-4) 0;letter-spacing:.04em}.game-choices{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;max-width:380px;margin:0 auto var(--space-3)}.game-choice{padding:var(--space-3);border-radius:var(--radius-sm);border:1.5px solid var(--line);background:var(--bg-raise);color:var(--ink);font-size:1.35rem;font-weight:800;font-variant-numeric:tabular-nums;cursor:pointer;transition:background var(--dur),border-color var(--dur),box-shadow var(--dur)}.game-choice:hover:not(:disabled){border-color:var(--cyan)}.game-choice:disabled{cursor:default}.game-choice.is-correct{background:var(--ok);border-color:var(--ok)}.game-choice.is-wrong{background:var(--hot);border-color:var(--hot)}.reveal-answer{font-weight:800;font-variant-numeric:tabular-nums;color:var(--ink-soft)}.reveal-answer.on{color:var(--cyan)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.scramble-letters{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:var(--space-4) 0}.scramble-tile{display:inline-flex;align-items:center;justify-content:center;width:48px;height:56px;border-radius:var(--radius-sm);border:1.5px solid var(--line);background:var(--bg-raise);color:var(--cyan);font-size:1.6rem;font-weight:800;transition:background var(--dur),border-color var(--dur),color var(--dur)}.scramble-letters.is-correct .scramble-tile{background:var(--ok);border-color:var(--ok);color:#06210f}.scramble-letters.is-wrong .scramble-tile{background:var(--hot);border-color:var(--hot);color:#2a060c}.scramble-form{display:flex;gap:var(--space-2);max-width:400px;margin:0 auto var(--space-3)}.scramble-input{flex:1;min-width:0;padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);border:1.5px solid var(--line);background:var(--bg-raise);color:var(--ink);font-size:1.2rem;font-weight:700;letter-spacing:.06em}.scramble-input:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-color:var(--cyan)}.seq-terms{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin:var(--space-4) 0 var(--space-3)}.seq-term{display:inline-flex;align-items:center;justify-content:center;min-width:52px;height:52px;padding:0 var(--space-2);border-radius:var(--radius-sm);border:1.5px solid var(--line);background:var(--bg-raise);color:var(--ink);font-size:1.35rem;font-weight:800;font-variant-numeric:tabular-nums;box-sizing:border-box}.seq-term--question{border-color:var(--cyan);color:var(--cyan);box-shadow:0 0 0 3px #38f8ff26}.seq-choices{max-width:420px}.focus-grid{display:grid;gap:10px;max-width:380px;margin:var(--space-3) auto}.focus-cell{aspect-ratio:1;min-height:56px;display:flex;align-items:center;justify-content:center;padding:10px;border-radius:var(--radius-sm);border:1.5px solid var(--line);background:var(--bg-raise);color:var(--ink);cursor:pointer;transition:background var(--dur),border-color var(--dur),box-shadow var(--dur)}.focus-cell 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var(--line)}.arch-nav__label{font-family:var(--mono);font-size:.8rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);min-width:9rem;text-align:center}.arch-month{margin:var(--space-4) 0 var(--space-5)}.arch-month[hidden]{display:none}.arch-month__title{display:flex;align-items:center;gap:.7rem;margin:0 0 var(--space-2);font-family:var(--mono);font-size:1rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink)}.arch-month__title:before{content:"";width:20px;height:1px;background:var(--accent);opacity:.7}.arch-month__title:focus{outline:2px solid var(--cyan);outline-offset:4px;border-radius:4px}.arch-calendar{border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden}.arch-weekhead{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));background:color-mix(in srgb,var(--panel) 70%,transparent);border-bottom:1px solid var(--line)}.arch-weekhead 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