:root{--color-ink: #1a1a1a;--color-ink-soft: #3a3a3a;--color-paper: #fafafa;--color-paper-soft: #f0f0f0;--color-gold: #eab308;--color-gold-soft: #fef3c7;--color-gold-dark: #854d0e;--color-error: #dc2626;--color-success: #16a34a;--color-warning: #f59e0b;--rarity-common: #22c55e;--rarity-uncommon: #3b82f6;--rarity-rare: #ef4444;--rarity-epic: #a855f7;--rarity-legendary: #eab308;--color-border: #e5e5e5;--color-border-soft: #f0f0f0;--font-display: -apple-system, "SF Pro Display", "Inter", "Noto Sans CJK", sans-serif;--font-body: -apple-system, "SF Pro Text", "Inter", "Noto Sans CJK", sans-serif;--font-mono: "SF Mono", "JetBrains Mono", "Consolas", monospace;--font-jp: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;--t-xxs: 10pt;--t-xs: 12pt;--t-s: 14pt;--t-m: 16pt;--t-l: 20pt;--t-xl: 28pt;--t-2xl: 40pt;--t-3xl: 64pt;--t-4xl: 96pt;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-7: 48px;--space-8: 64px;--space-9: 96px;--space-10: 128px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 20px;--radius-icon: 22.37%;--radius-pill: 999px;--ease-snap: cubic-bezier(.4, 0, .2, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--ease-out: cubic-bezier(0, 0, .2, 1);--ease-in: cubic-bezier(.4, 0, 1, 1);--dur-instant: .1s;--dur-fast: .18s;--dur-normal: .28s;--dur-slow: .5s;--dur-reveal: .8s;--dur-meditate: 1.5s;--stroke-ui: 1.5px;--stroke-edge-thin: 2px;--stroke-edge: 3px;--stroke-edge-thick: 4px;--stroke-icon: 8px;--stroke-logo: 120px}@media(prefers-color-scheme:dark){:root{--color-ink: #f0f0f0;--color-ink-soft: #a0a0a0;--color-paper: #121212;--color-paper-soft: #1f1f1f;--color-border: #2a2a2a;--color-border-soft: #1f1f1f}}:root[data-theme=light]{color-scheme:light;--color-ink: #1a1a1a;--color-ink-soft: #3a3a3a;--color-paper: #fafafa;--color-paper-soft: #f0f0f0;--color-border: #e5e5e5;--color-border-soft: #f0f0f0}:root[data-theme=dark]{color-scheme:dark;--color-ink: #f0f0f0;--color-ink-soft: #a0a0a0;--color-paper: #121212;--color-paper-soft: #1f1f1f;--color-border: #2a2a2a;--color-border-soft: #1f1f1f}:root[data-theme=midnight]{color-scheme:dark;--color-ink: #e5e7eb;--color-ink-soft: #94a3b8;--color-paper: #020617;--color-paper-soft: #0f172a;--color-border: #1e293b;--color-border-soft: #0f172a}@media(prefers-reduced-motion:reduce){:root{--dur-instant: 0ms;--dur-fast: 0ms;--dur-normal: 0ms;--dur-slow: 0ms;--dur-reveal: 0ms;--dur-meditate: 0ms}}@media(prefers-contrast:more){:root{--color-ink: #000;--color-paper: #fff;--color-border: #000}}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:var(--color-paper);color:var(--color-ink);font-family:var(--font-body);font-size:var(--t-m);line-height:1.4;-webkit-font-smoothing:antialiased}body{overscroll-behavior:contain;-webkit-tap-highlight-color:transparent;text-rendering:optimizeLegibility}button{font:inherit;color:inherit;background:transparent;border:none;cursor:pointer;padding:0}button:focus-visible,[role=button]:focus-visible,a:focus-visible{outline:2px solid var(--color-gold);outline-offset:2px}a{color:inherit;text-decoration:none}#app{min-height:100%}.boot-fallback{display:grid;place-items:center;min-height:100dvh;padding:var(--space-5)}.brand{display:flex;flex-direction:column;align-items:center;gap:var(--space-4);text-align:center}.brand svg{color:var(--color-ink)}.wordmark{margin:0;font-family:var(--font-display);font-size:var(--t-xl);font-weight:500;letter-spacing:.04em}.subtitle{margin:0;color:var(--color-ink-soft);font-size:var(--t-s)}.hint{margin:0;color:var(--color-ink-soft);font-size:var(--t-xs)}.screen{position:relative;display:flex;flex-direction:column;min-height:100dvh;background:var(--color-paper);color:var(--color-ink)}.screen-overlay{align-items:center;justify-content:center;padding:var(--space-5);text-align:center}.overlay-content{max-width:480px;width:100%;display:flex;flex-direction:column;align-items:center;gap:var(--space-3)}.overlay-symbol{font-size:64pt;line-height:1;color:var(--color-gold);margin-bottom:var(--space-3)}.overlay-eyebrow{font-size:var(--t-xs);text-transform:uppercase;letter-spacing:.18em;color:var(--color-ink-soft)}.overlay-title{margin:0;font-family:var(--font-display);font-size:var(--t-2xl);font-weight:500;letter-spacing:.01em}.overlay-number{margin:var(--space-3) 0;font-family:var(--font-mono);font-size:var(--t-3xl);font-weight:600;color:var(--color-gold)}.overlay-subtitle{margin:0;font-size:var(--t-m);color:var(--color-ink-soft);max-width:32em}.overlay-foot{margin-top:var(--space-3);font-size:var(--t-xs);color:var(--color-ink-soft)}.cta{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-height:56px;padding:0 var(--space-5);border-radius:var(--radius-lg);font-family:inherit;font-size:var(--t-m);font-weight:500;cursor:pointer;border:0;transition:transform var(--dur-fast) var(--ease-snap),background-color var(--dur-fast) ease,color var(--dur-fast) ease;width:min(360px,100%)}.cta:active{transform:scale(.98)}.cta-primary{background:var(--color-ink);color:var(--color-paper)}.cta-ghost{background:transparent;color:var(--color-ink);border:1px solid var(--color-border)}.cta-link{background:transparent;color:var(--color-ink-soft);text-decoration:underline;min-height:36px}.cta-glyph{display:inline-flex;width:14px;height:14px;align-items:center;justify-content:center}.cta-stack{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);width:100%}.ghost-btn{display:inline-flex;align-items:center;gap:var(--space-2);background:transparent;border:0;padding:var(--space-2) var(--space-3);color:var(--color-ink-soft);font-family:inherit;font-size:var(--t-s);cursor:pointer;border-radius:var(--radius-md)}.ghost-btn:hover{background:var(--color-paper-soft)}.page-header{padding:env(safe-area-inset-top,0) var(--space-4) var(--space-2);padding-top:calc(env(safe-area-inset-top,0px) + var(--space-3));display:flex;flex-direction:column;gap:var(--space-2)}.page-header h1{margin:0;font-family:var(--font-display);font-size:var(--t-xl);font-weight:500;letter-spacing:.01em}.page-sub{margin:0;font-size:var(--t-s);color:var(--color-ink-soft)}.screen-welcome{align-items:center;justify-content:space-between;padding:var(--space-8) var(--space-5);cursor:pointer}.welcome-stack{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4)}.welcome-logo{color:var(--color-ink)}.welcome-wordmark{margin:0;font-family:var(--font-display);font-size:var(--t-2xl);font-weight:500;letter-spacing:.04em}.welcome-subtitle{margin:0;text-align:center;color:var(--color-ink-soft);font-size:var(--t-m);max-width:24em}.welcome-cta-hint{margin:0 0 var(--space-5);color:var(--color-ink-soft);font-size:var(--t-s);letter-spacing:.04em;animation:fudeto-blink 2.4s ease-in-out infinite}@keyframes fudeto-blink{0%,to{opacity:.4}50%{opacity:1}}.screen-tutorial{padding-bottom:var(--space-7)}.tut-bar{position:relative;display:flex;align-items:center;justify-content:space-between;padding:env(safe-area-inset-top,0) var(--space-4) 0;padding-top:calc(env(safe-area-inset-top,0px) + var(--space-3))}.tut-indicator{font-size:var(--t-xs);letter-spacing:.16em;color:var(--color-ink-soft);text-transform:uppercase}.tut-canvas-wrap{flex:1;padding:var(--space-4);display:flex;align-items:center;justify-content:center;min-height:320px}.tut-canvas-wrap>svg{max-width:360px;max-height:360px}.tut-callout{text-align:center;font-size:var(--t-m);color:var(--color-ink);padding:0 var(--space-5);margin:0}.screen-invite,.screen-notif{padding-bottom:var(--space-7)}.invite-content,.notif-content{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-5);gap:var(--space-3)}.invite-title,.notif-title{margin:0;font-family:var(--font-display);font-size:var(--t-xl);font-weight:500}.invite-desc,.notif-body,.notif-footer{margin:0;color:var(--color-ink-soft);font-size:var(--t-s);max-width:28em;line-height:1.5}.invite-input{width:min(360px,100%);height:48px;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-paper-soft);color:var(--color-ink);font-family:var(--font-mono);font-size:var(--t-m);letter-spacing:.1em;text-align:center;text-transform:uppercase;padding:0 var(--space-3)}.invite-input:focus-visible{outline:2px solid var(--color-gold);outline-offset:2px}.invite-feedback{margin:0;font-size:var(--t-s);min-height:1.2em}.invite-feedback.is-error{color:var(--color-error)}.invite-feedback.is-success{color:var(--color-success)}.notif-actions{display:flex;flex-direction:column;gap:var(--space-3);width:100%;align-items:center;margin-top:var(--space-3)}.notif-bell{color:var(--color-ink);margin-bottom:var(--space-3)}.screen-home{display:grid;grid-template-rows:auto 1fr auto;padding-top:calc(env(safe-area-inset-top,0px) + var(--space-3));padding-bottom:calc(env(safe-area-inset-bottom,0px) + 80px)}.hamburger{position:absolute;top:calc(env(safe-area-inset-top,0px) + var(--space-3));left:var(--space-3);width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:none;border:0;color:var(--color-ink);cursor:pointer}.home-content{display:grid;grid-template-rows:1fr auto;align-items:center;padding:0 var(--space-5)}.home-hero{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-8) 0 var(--space-5)}.home-eyebrow{font-size:var(--t-xs);text-transform:uppercase;letter-spacing:.18em;color:var(--color-ink-soft)}.home-rarity-symbol{font-size:96pt;line-height:1;margin:var(--space-3) 0}.home-rarity-label{font-size:var(--t-s);letter-spacing:.2em;text-transform:uppercase;font-weight:600}.rarity-common{color:var(--rarity-common)}.rarity-uncommon{color:var(--rarity-uncommon)}.rarity-rare{color:var(--rarity-rare)}.rarity-epic{color:var(--rarity-epic)}.rarity-legendary{color:var(--rarity-legendary)}.home-below{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);padding-bottom:var(--space-6)}.cta-wrap{position:relative;width:100%;max-width:360px;display:flex;justify-content:center}.cta-wrap .ring{position:absolute;inset:-6px;border-radius:var(--radius-xl);border:2px solid var(--color-gold);pointer-events:none;opacity:0}.screen-home[data-state=at-risk] .cta-wrap .ring{animation:fudeto-ring-pulse 1.5s ease-in-out infinite}.screen-home[data-state=solved] .cta{background:var(--color-ink-soft)}@keyframes fudeto-ring-pulse{0%{opacity:0}50%{opacity:.4}to{opacity:0}}.practice-link{background:none;border:0;color:var(--color-ink-soft);font-size:var(--t-s);text-decoration:underline;text-underline-offset:3px;cursor:pointer;font-family:inherit}.home-streak,.home-country{font-size:var(--t-s);color:var(--color-ink);text-align:center}.home-country-sub{font-size:var(--t-xs);color:var(--color-ink-soft);text-align:center;max-width:28em}.tabbar{position:fixed;left:0;right:0;bottom:0;height:calc(env(safe-area-inset-bottom,0px) + 64px);padding-bottom:env(safe-area-inset-bottom,0px);background:var(--color-paper);border-top:1px solid var(--color-border);display:flex;z-index:10}.tab{flex:1;background:transparent;border:0;border-top:2px solid transparent;padding:8px 0 0;display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--color-ink-soft);cursor:pointer;font-family:inherit}.tab.is-active{border-top-color:var(--color-ink);color:var(--color-ink)}.tab-icon{display:inline-flex}.tab-label{font-size:10pt;letter-spacing:.02em}.screen-play{background:var(--color-paper);height:100dvh;padding:0;overflow:hidden;position:fixed;inset:0}.play-topbar{position:absolute;top:0;left:0;right:0;height:calc(env(safe-area-inset-top,0px) + 48px);padding:env(safe-area-inset-top,0px) var(--space-3) 0;display:flex;align-items:center;justify-content:space-between;z-index:3;opacity:1;transition:opacity var(--dur-normal) ease}.screen-play[data-chrome=faded] .play-topbar{opacity:.35}.topbar-btn,.topbar-btn-floating{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;background:none;border:0;color:var(--color-ink);cursor:pointer}.topbar-btn-floating{position:absolute;top:calc(env(safe-area-inset-top,0px) + var(--space-3));right:var(--space-3);z-index:5}.topbar-rarity{font-size:20pt;line-height:1;user-select:none}.topbar-timer{font-family:var(--font-mono);font-size:var(--t-s);color:var(--color-ink);letter-spacing:.02em;display:inline-flex;align-items:baseline;gap:6px;font-variant-numeric:tabular-nums}.topbar-timer .icon{font-size:var(--t-xs);opacity:.6}.play-canvas-wrap{position:absolute;inset:calc(env(safe-area-inset-top,0px) + 48px) 0 64px;display:flex;align-items:center;justify-content:center;padding:var(--space-4)}.play-canvas-wrap>svg{max-width:min(100%,480px);max-height:min(100%,480px);width:100%;height:100%}.play-footer{position:absolute;bottom:0;left:0;right:0;height:64px;padding:0 var(--space-4) env(safe-area-inset-bottom,0px);display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--color-border-soft);background:var(--color-paper);gap:var(--space-2)}.play-footer .progress{font-family:var(--font-mono);font-size:var(--t-s);font-variant-numeric:tabular-nums;color:var(--color-ink-soft)}.screen-solve,.screen-share,.screen-wrapped{align-items:center;justify-content:center;padding:var(--space-6) var(--space-5)}.solve-content,.wrapped-stage{max-width:480px;width:100%;display:flex;flex-direction:column;align-items:center;gap:var(--space-3);text-align:center}.solve-reveal{padding:var(--space-3);color:var(--color-ink)}.solve-check .solve-ring{stroke-dasharray:565;stroke-dashoffset:565;animation:fudeto-draw-ring .7s var(--ease-snap) forwards}.solve-check .solve-tick{stroke-dasharray:180;stroke-dashoffset:180;animation:fudeto-draw-tick .5s .6s var(--ease-snap) forwards}@keyframes fudeto-draw-ring{to{stroke-dashoffset:0}}@keyframes fudeto-draw-tick{to{stroke-dashoffset:0}}.solve-title{margin:0;font-family:var(--font-display);font-size:var(--t-2xl);font-weight:500}.solve-subtitle{margin:0;color:var(--color-ink-soft);font-size:var(--t-s)}.solve-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-4);width:100%;margin:var(--space-4) 0}.solve-stats>div{display:flex;flex-direction:column;gap:4px}.solve-stats dt{font-size:var(--t-xs);color:var(--color-ink-soft);text-transform:uppercase;letter-spacing:.1em}.solve-stats dd{margin:0;font-size:var(--t-l);font-family:var(--font-mono);font-variant-numeric:tabular-nums}.solve-actions{display:flex;flex-direction:column;gap:var(--space-3);width:100%;align-items:center}.solve-countdown{margin-top:var(--space-3);font-size:var(--t-xs);color:var(--color-ink-soft)}.share-preview{width:100%;max-width:480px;margin:var(--space-4) auto}.share-stats{display:flex;gap:var(--space-5);margin:var(--space-3) 0}.share-stats div{text-align:center}.share-stats dt{font-size:var(--t-xs);color:var(--color-ink-soft);text-transform:uppercase;letter-spacing:.1em}.share-stats dd{margin:0;font-size:var(--t-l);font-family:var(--font-mono)}.share-actions{display:flex;flex-direction:column;gap:var(--space-3);align-items:center;width:100%}.share-feedback{margin-top:var(--space-3);font-size:var(--t-s);color:var(--color-success);min-height:1.2em;text-align:center}.screen-calendar{padding-bottom:calc(env(safe-area-inset-bottom,0px) + 80px)}.gem-grid{display:grid;grid-template-columns:repeat(19,1fr);gap:3px;padding:var(--space-3) var(--space-4)}.gem-cell{width:100%;aspect-ratio:1;border-radius:2px;background:var(--color-paper-soft);border:0;cursor:pointer;--gem-color: transparent}.gem-cell.is-solved{background:var(--gem-color)}.gem-legend{display:flex;flex-wrap:wrap;gap:var(--space-3);padding:0 var(--space-4) var(--space-3);font-size:var(--t-xs);color:var(--color-ink-soft)}.legend-item{display:inline-flex;align-items:center;gap:6px}.legend-dot{width:10px;height:10px;border-radius:2px}.screen-stats,.screen-rating,.screen-achievements{padding-bottom:calc(env(safe-area-inset-bottom,0px) + 80px)}.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-3);padding:var(--space-4);margin:0}.stat-grid>div{padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.stat-grid dt{font-size:var(--t-xs);color:var(--color-ink-soft);text-transform:uppercase;letter-spacing:.1em}.stat-grid dd{margin:4px 0 0;font-family:var(--font-mono);font-size:var(--t-l);font-variant-numeric:tabular-nums}.rating-card{margin:var(--space-5) var(--space-4);padding:var(--space-6) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-xl);text-align:center;background:var(--color-paper-soft)}.rating-number{font-family:var(--font-mono);font-size:var(--t-3xl);font-weight:600;font-variant-numeric:tabular-nums}.rating-tier{margin-top:var(--space-2);text-transform:uppercase;letter-spacing:.2em;font-size:var(--t-s)}.rating-card[data-tier=bronze]{--tier-color: #b45309;color:var(--tier-color)}.rating-card[data-tier=silver]{--tier-color: #6b7280;color:var(--tier-color)}.rating-card[data-tier=gold]{--tier-color: #eab308;color:var(--tier-color)}.rating-card[data-tier=platinum]{--tier-color: #38bdf8;color:var(--tier-color)}.rating-card[data-tier=diamond]{--tier-color: #a855f7;color:var(--tier-color)}.rating-card[data-tier=master]{--tier-color: #ef4444;color:var(--tier-color)}.rating-help{text-align:center;font-size:var(--t-s);color:var(--color-ink-soft);padding:0 var(--space-5)}.achievement-list{list-style:none;padding:var(--space-4);margin:0;display:grid;gap:var(--space-3)}.achievement{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.achievement.is-locked{opacity:.45}.ach-glyph{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;font-size:var(--t-l);border-radius:var(--radius-md);background:var(--color-paper-soft)}.achievement.is-unlocked .ach-glyph{color:var(--color-gold)}.ach-text{display:flex;flex-direction:column;gap:2px}.ach-name{font-size:var(--t-m);font-weight:500}.ach-desc{font-size:var(--t-xs);color:var(--color-ink-soft)}.screen-leaderboard,.screen-country{padding-bottom:calc(env(safe-area-inset-bottom,0px) + 80px)}.lb-list{list-style:none;padding:0;margin:0}.lb-row{display:grid;grid-template-columns:36px 1fr auto;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border-soft);align-items:center;cursor:pointer;background:none;border-left:0;border-right:0;border-top:0;width:100%;text-align:left;color:var(--color-ink);font:inherit}.lb-row.is-you{background:var(--color-gold-soft)}.lb-rank{font-family:var(--font-mono);font-size:var(--t-s);color:var(--color-ink-soft)}.lb-name{font-size:var(--t-m)}.lb-time{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:var(--t-s)}.wrapped-year{font-family:var(--font-mono);font-size:var(--t-xl);color:var(--color-ink-soft)}.wrapped-title{margin:0;font-family:var(--font-display);font-size:var(--t-2xl);font-weight:500}.wrapped-stat{margin-top:var(--space-4);text-align:center}.big-num{font-family:var(--font-mono);font-size:var(--t-3xl);font-weight:600;color:var(--color-ink)}.stat-label{font-size:var(--t-xs);text-transform:uppercase;letter-spacing:.18em;color:var(--color-ink-soft)}.screen-adgate,.screen-iap{align-items:center;justify-content:center;padding:var(--space-6) var(--space-5);text-align:center}.adgate-actions{display:flex;flex-direction:column;gap:var(--space-3);width:100%;align-items:center;margin:var(--space-3) 0}.iap-content{max-width:480px;width:100%;display:flex;flex-direction:column;gap:var(--space-3);align-items:center}.iap-title{margin:0;font-family:var(--font-display);font-size:var(--t-xl);font-weight:500}.iap-tagline{margin:0;color:var(--color-ink-soft)}.iap-perks{list-style:none;padding:0;margin:var(--space-3) 0;text-align:left;align-self:stretch}.iap-perks li{padding:var(--space-2) 0;border-bottom:1px solid var(--color-border-soft);font-size:var(--t-s)}.iap-perks li:before{content:"✓";display:inline-block;margin-right:var(--space-2);color:var(--color-success)}.iap-price{font-family:var(--font-mono);font-size:var(--t-2xl);font-variant-numeric:tabular-nums}.iap-price small{display:block;font-size:var(--t-xs);color:var(--color-ink-soft);margin-top:4px;font-family:var(--font-body)}.iap-prices{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3);width:100%}.iap-price-card{background:var(--color-paper-soft);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4);cursor:pointer;font:inherit;text-align:center;color:var(--color-ink)}.iap-price-card.is-selected{border-color:var(--color-ink);background:var(--color-paper)}.iap-price-card .period{font-size:var(--t-xs);text-transform:uppercase;letter-spacing:.16em;color:var(--color-ink-soft)}.iap-price-card .amt{font-family:var(--font-mono);font-size:var(--t-l);margin-top:4px}.iap-price-card .hint{font-size:var(--t-xs);color:var(--color-success);margin-top:4px}.iap-foot{font-size:var(--t-xs);color:var(--color-ink-soft);margin-top:var(--space-3)}.ad-progress{position:relative;width:80px;height:80px}.ad-progress-num{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:var(--t-l)}.invite-card{margin:var(--space-4);padding:var(--space-5);background:var(--color-paper-soft);border-radius:var(--radius-xl);display:flex;flex-direction:column;align-items:center;gap:var(--space-2);text-align:center}.invite-label{font-size:var(--t-xs);text-transform:uppercase;letter-spacing:.18em;color:var(--color-ink-soft);margin:0}.invite-code-display{font-family:var(--font-mono);font-size:var(--t-xl);letter-spacing:.1em;margin:var(--space-2) 0}.invite-explain{text-align:center;font-size:var(--t-s);color:var(--color-ink-soft);padding:0 var(--space-5)}.challenge-card{margin:var(--space-4);padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.screen-settings,.screen-legal{padding-bottom:calc(env(safe-area-inset-bottom,0px) + var(--space-7))}.settings-list{list-style:none;padding:0;margin:0}.settings-row{display:grid;grid-template-columns:1fr auto auto;gap:var(--space-3);align-items:center;padding:var(--space-3) var(--space-4);border:0;border-bottom:1px solid var(--color-border-soft);background:transparent;cursor:pointer;font:inherit;color:var(--color-ink);text-align:left;width:100%;min-height:56px;text-decoration:none}.settings-row:hover{background:var(--color-paper-soft)}.row-label{font-size:var(--t-m)}.row-value{font-size:var(--t-s);color:var(--color-ink-soft);justify-self:end}.row-arrow{color:var(--color-ink-soft);display:inline-flex}.row-select{background:var(--color-paper-soft);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:6px 8px;font:inherit;color:var(--color-ink)}.legal-body{padding:var(--space-3) var(--space-5) var(--space-7);max-width:720px;margin:0 auto}.legal-body p{font-size:var(--t-s);line-height:1.6;color:var(--color-ink);margin:0 0 var(--space-3)}.legal-footer{padding:var(--space-3) var(--space-5);color:var(--color-ink-soft);font-size:var(--t-xs);text-align:center}.loader{display:inline-flex}.cookie-banner{position:fixed;left:var(--space-3);right:var(--space-3);bottom:calc(env(safe-area-inset-bottom,0px) + var(--space-3));z-index:50;background:var(--color-paper);color:var(--color-ink);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4);display:flex;flex-direction:column;gap:var(--space-3);box-shadow:0 12px 32px #0000001f;max-width:640px;margin:0 auto}.cookie-text strong{font-size:var(--t-m);display:block;margin-bottom:4px}.cookie-text p{margin:0;font-size:var(--t-s);color:var(--color-ink-soft);line-height:1.5}.cookie-actions{display:flex;gap:var(--space-2);justify-content:flex-end}.cookie-actions .cta{width:auto;min-height:44px;padding:0 var(--space-4)}@media(prefers-reduced-motion:reduce){.cta{transition:none}.solve-check .solve-ring,.solve-check .solve-tick{animation:none;stroke-dashoffset:0}.welcome-cta-hint{animation:none;opacity:1}.home[data-state=at-risk] .ring{animation:none}}