@font-face{font-family:Body Digits;font-style:normal;font-weight:400 800;font-display:swap;src:url(https://fonts.gstatic.com/s/lexend/v26/wlpwgwvFAVdoq2_v-6QU82RHaA.woff2)format("woff2");unicode-range:U+30-39;size-adjust:94%}:root{--c-bg:#eceeea;--c-surface:#fff;--c-surface-2:#f4f6f3;--c-ink:#1b1f22;--c-ink-muted:#59646c;--c-line:#d6dbd6;--c-accent:#fc0;--c-accent-ink:#1b1f22;--c-accent-edge:#c99f00;--c-go:#00653a;--c-sign-green:#00653a;--c-go-dark:#004a2a;--c-go-soft:#e1f0e6;--c-stop:#d52b1e;--c-stop-dark:#9e1e15;--c-stop-soft:#fbe6e3;--c-info:#0b5cad;--c-info-soft:#e4eef9;--c-asphalt:#3a3f44;--c-tarmac:#1f2427;--c-tarmac-2:#2b3135;--c-tarmac-ink:#eef1ee;--c-tarmac-muted:#a9b3b9;--c-edge:#f2c200;--c-verge:#cfe3c4;--c-plate:#f4f6f3;--c-warn-soft:#fff6d1;--radius:10px;--radius-sm:6px;--radius-lg:18px;--font-display:"Lexend", "Overpass", system-ui, sans-serif;--font-body:"Body Digits", "Atkinson Hyperlegible Next", "Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", sans-serif;--shadow-1:0 1px 0 #1b1f220f, 0 1px 3px #1b1f2214;--press:0 4px 0;--focus:0 0 0 3px var(--c-surface), 0 0 0 6px var(--c-info);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:var(--font-body);color:var(--c-ink);background:var(--c-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;font-size:17px;line-height:1.5}@media (prefers-color-scheme:dark){:root[data-surface=learn]{--c-bg:#141719;--c-surface:#1d2124;--c-surface-2:#252a2e;--c-ink:#eef1ee;--c-ink-muted:#a3adb4;--c-line:#343b40;--c-go:#1f8a57;--c-go-dark:#0f5c37;--c-go-soft:#173325;--c-stop-soft:#3b1c19;--c-info:#5aa0e6;--c-info-soft:#172a3e;--c-tarmac:#0e1113;--c-tarmac-2:#1a1f22;--c-warn-soft:#3a3214;--focus:0 0 0 3px var(--c-bg), 0 0 0 6px var(--c-info);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*,:before,:after{box-sizing:border-box}html,body{min-height:100%;margin:0}body{background:var(--c-bg)}#root{flex-direction:column;min-height:100svh;display:flex}h1,h2,h3,h4{font-family:var(--font-display);letter-spacing:-.02em;margin:0 0 .4em;font-weight:700;line-height:1.15}h1{font-size:clamp(1.75rem,1.3rem + 2vw,2.4rem)}h2{font-size:clamp(1.3rem,1.1rem + 1vw,1.65rem)}h3{font-size:1.15rem}p{margin:0 0 .8em}a{color:var(--c-info);text-underline-offset:2px}a:hover{text-decoration-thickness:2px}img{max-width:100%}button{font:inherit;color:inherit}:focus-visible{box-shadow:var(--focus);border-radius:var(--radius-sm);outline:none}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.muted{color:var(--c-ink-muted)}.small{font-size:.875rem}.page{width:100%;max-width:760px;margin:0 auto;padding:20px 16px 64px}.page--wide{max-width:1080px}.stack>*+*{margin-top:16px}.row{align-items:center;gap:12px;display:flex}.row--wrap{flex-wrap:wrap}.spacer{flex:1}.back-link{color:var(--c-ink-muted);align-items:center;gap:6px;margin-bottom:12px;font-size:.95rem;font-weight:700;text-decoration:none;display:inline-flex}.back-link:hover{color:var(--c-ink)}.topbar{z-index:20;background:var(--c-surface);border-bottom:1px solid var(--c-line);position:sticky;top:0}.topbar__inner{align-items:center;gap:12px;max-width:1080px;margin:0 auto;padding:10px 16px;display:flex}.brand{color:var(--c-ink);font-family:var(--font-display);letter-spacing:-.01em;align-items:center;gap:10px;font-size:1.1rem;font-weight:800;text-decoration:none;display:flex}.brand svg{flex:none;width:30px;height:30px}.pair-chip{background:var(--c-surface-2);border:1px solid var(--c-line);color:var(--c-ink);border-radius:999px;align-items:center;gap:4px;padding:3px 10px;font-size:1rem;text-decoration:none;display:inline-flex}.pair-chip__arrow{color:var(--c-ink-muted);font-size:.8rem}.stat{font-family:var(--font-display);white-space:nowrap;align-items:center;gap:5px;font-size:1rem;font-weight:800;display:inline-flex}.stat svg{width:20px;height:20px}.stat--streak{color:#c2410c}.stat--xp{color:var(--c-go)}@media (width<=480px){.brand__name{display:none}}.btn{--btn-bg:var(--c-surface);--btn-ink:var(--c-ink);--btn-edge:var(--c-line);border:2px solid var(--btn-edge);border-radius:var(--radius);background:var(--btn-bg);min-height:46px;color:var(--btn-ink);font-family:var(--font-display);cursor:pointer;box-shadow:var(--press) var(--btn-edge);-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:1.02rem;font-weight:800;line-height:1.1;text-decoration:none;transition:transform 80ms,box-shadow 80ms,background-color .12s;display:inline-flex;transform:translateY(0)}.btn:active:not(:disabled){box-shadow:0 1px 0 var(--btn-edge);transform:translateY(3px)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn--go{--btn-bg:var(--c-go);--btn-ink:#fff;--btn-edge:var(--c-go-dark)}.btn--accent{--btn-bg:var(--c-accent);--btn-ink:var(--c-accent-ink);--btn-edge:#c99f00}.btn--stop{--btn-bg:var(--c-stop);--btn-ink:#fff;--btn-edge:#9e1e15}.btn--info{--btn-bg:var(--c-info);--btn-ink:#fff;--btn-edge:#08427d}.btn--drive{--btn-bg:var(--c-tarmac);--btn-ink:#fff;--btn-edge:var(--c-edge)}.btn--ghost{--btn-bg:transparent;--btn-edge:transparent;box-shadow:none;color:var(--c-ink-muted)}.btn--ghost:active:not(:disabled){box-shadow:none}.btn--block{width:100%}.btn--lg{min-height:54px;font-size:1.12rem}.btn--sm{min-height:36px;padding:6px 12px;font-size:.92rem}.icon-btn{width:42px;height:42px;color:var(--c-ink-muted);cursor:pointer;background:0 0;border:0;border-radius:50%;place-items:center;display:inline-grid}.icon-btn:hover{background:var(--c-surface-2);color:var(--c-ink)}.icon-btn svg{width:22px;height:22px}.card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-lg);padding:20px}.card--flat{border-radius:var(--radius);padding:14px 16px}.sign-panel{--panel-bg:var(--c-sign-green);background:var(--panel-bg);color:#fff;border-radius:var(--radius);box-shadow:inset 0 0 0 4px var(--panel-bg), inset 0 0 0 6px #fff;padding:18px 20px;position:relative}.sign-panel--blue{--panel-bg:var(--c-info)}.sign-panel--white{--panel-bg:#fff;color:var(--c-ink);box-shadow:inset 0 0 0 4px #fff, inset 0 0 0 6px var(--c-ink)}.sign-panel a:not(.btn){color:inherit}.badge{white-space:nowrap;background:var(--c-surface-2);color:var(--c-ink-muted);border:1px solid var(--c-line);border-radius:999px;align-items:center;gap:4px;padding:2px 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svg{width:44px;height:44px}.star--on{fill:var(--c-accent);stroke:#b38a00}.star--off{fill:var(--c-line);stroke:#c3cbc5}.sign-img{object-fit:contain;width:100%;height:100%;display:block}.sign-fallback{aspect-ratio:1;place-items:center;width:100%;height:100%;display:grid}.sign-fallback svg{width:100%;height:100%}.sign-tile{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);text-align:center;color:var(--c-ink);cursor:pointer;flex-direction:column;align-items:center;gap:8px;padding:14px 10px 12px;text-decoration:none;transition:border-color 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.8em;font-size:.92rem}.md th,.md td{border:1px solid var(--c-line);text-align:left;padding:6px 8px}.modal-backdrop{z-index:100;background:#1d23278c;place-items:center;padding:16px;animation:.14s fade-in;display:grid;position:fixed;inset:0}.modal{background:var(--c-surface);border-radius:var(--radius-lg);width:100%;max-width:420px;padding:22px;box-shadow:0 20px 50px #00000040}.modal__actions{flex-wrap:wrap;justify-content:flex-end;gap:10px;margin-top:18px;display:flex}@keyframes fade-in{0%{opacity:0}}.state{text-align:center;color:var(--c-ink-muted);flex-direction:column;align-items:center;gap:10px;padding:48px 16px;display:flex}.state svg{width:64px;height:64px}.state h2{color:var(--c-ink);margin:0}.state code{background:var(--c-surface-2);border-radius:4px;padding:1px 5px;font-size:.85rem}.spinner{border:4px solid var(--c-line);border-top-color:var(--c-go);border-radius:50%;width:36px;height:36px;animation:.8s linear infinite spin}@keyframes 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3px;font-size:.8rem}.icap--urgent .icap__who{color:var(--c-stop)}.icap__bubble{background:var(--c-go-soft);border-radius:4px var(--radius) var(--radius) var(--radius);margin:0;padding:8px 11px;font-size:1rem;font-weight:600;line-height:1.35;position:relative}.icap--urgent .icap__bubble{background:var(--c-stop-soft)}.icap__detail{color:var(--c-ink-muted);margin:6px 2px 0;font-size:.875rem;line-height:1.35}.icap__actions{flex-direction:column;gap:2px;display:flex}.icap__btn{width:36px;height:36px;color:var(--c-ink-muted);cursor:pointer;background:0 0;border:0;border-radius:50%;place-items:center;display:grid}.icap__btn:hover{background:var(--c-surface-2);color:var(--c-ink)}.icap__btn svg{width:20px;height:20px}.icap__timer{background:var(--c-go);opacity:.35;transform-origin:0;width:100%;height:3px;animation:linear forwards icap-timer;position:absolute;bottom:0;left:0}.icap--urgent .icap__timer{background:var(--c-stop)}@keyframes icap-in{0%{opacity:0;transform:translateY(14px)scale(.98)}}@keyframes icap-in-top{0%{opacity:0;transform:translateY(-14px)scale(.98)}}@keyframes icap-timer{to{transform:scaleX(0)}}@media (width>=720px){.icap-region{left:auto;right:20px;bottom:calc(20px + env(safe-area-inset-bottom));width:400px}}@media (width>=1400px){body:has(.focus:not(.focus--foot)) .icap-region{top:auto;right:16px;bottom:calc(96px + env(safe-area-inset-bottom));width:min(400px,50vw - 432px)}body:has(.focus:not(.focus--foot)) .icap{animation-name:icap-in}}@media (width>=720px) and (height>=480px){body:has(.focus--foot) .icap-region{top:auto;left:50%;right:auto;bottom:calc(6px + env(safe-area-inset-bottom));width:min(400px,100vw - 440px);transform:translate(-50%)}body:has(.focus--foot) .icap{align-items:center;gap:8px;padding:5px 6px 6px 8px;animation-name:icap-in}body:has(.focus--foot) .icap__avatar{width:36px;height:36px;font-size:21px}body:has(.focus--foot) .icap__who{clip:rect(0 0 0 0);width:1px;height:1px;position:absolute;overflow:hidden}body:has(.focus--foot) .icap__bubble{-webkit-line-clamp:2;-webkit-box-orient:vertical;padding:5px 10px;font-size:.92rem;line-height:1.3;display:-webkit-box;overflow:hidden}body:has(.focus--foot) .icap__detail{display:none}body:has(.focus--foot) .icap__actions{flex-direction:row}body:has(.focus--foot) .icap__btn{width:30px;height:30px}}@media (prefers-reduced-motion:reduce){.icap{animation:none}.icap__timer{display:none}}.lnd{background:var(--c-bg);flex-direction:column;flex:1;display:flex}.lnd-wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 16px}.lnd-hero{color:var(--c-tarmac-ink);background:var(--c-tarmac);padding:0 0 92px;position:relative;overflow:hidden}.lnd-hero:after{content:"";background:repeating-linear-gradient(90deg, #fff 0 46px, transparent 46px 80px) 0 14px / 100% 5px no-repeat, repeating-linear-gradient(90deg, var(--c-edge) 0 64px, transparent 64px 82px) 0 46px / 100% 4px no-repeat;opacity:.9;pointer-events:none;height:60px;position:absolute;bottom:0;left:0;right:0}.lnd-hero__top{align-items:center;gap:16px;max-width:1160px;margin:0 auto;padding:18px 16px 0;display:flex}.lnd-brand{color:#fff;font-family:var(--font-display);letter-spacing:-.01em;align-items:center;gap:10px;font-size:1.1rem;font-weight:700;text-decoration:none;display:inline-flex}.lnd-nav{gap:6px;margin-left:auto;display:flex}.lnd-nav a{color:var(--c-tarmac-ink);border-radius:8px;padding:10px 12px;font-weight:700;text-decoration:none}.lnd-nav a:hover{background:#ffffff14}.lnd-hero__grid{grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);align-items:center;gap:40px clamp(64px,6vw,88px);max-width:1160px;margin:0 auto;padding:36px 16px 0;display:grid}.lnd-hero__side{flex-direction:column;min-width:0;display:flex}@media (width<=1200px){.lnd-hero__side{padding-right:28px}}.lnd-pair{background:var(--c-sign-green);color:#fff;box-shadow:inset 0 0 0 3px var(--c-sign-green), inset 0 0 0 5px #fff;border-radius:10px;flex-wrap:wrap;align-items:center;gap:6px 12px;margin:0 0 26px;padding:8px 16px 9px;display:inline-flex}.lnd-pair__field{flex-direction:column;line-height:1.1;display:flex}.lnd-pair__label{opacity:.85;padding-left:2px;font-size:.75rem;font-weight:700}.lnd-pair__select{align-items:center;gap:6px;font-size:1.15rem;display:inline-flex}.lnd-pair select{appearance:none;color:#fff;font-family:var(--font-display);cursor:pointer;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23fff' stroke-width='2'/%3E%3C/svg%3E") right 2px center/11px no-repeat;border:0;width:8.6em;min-height:36px;padding:4px 20px 4px 0;font-size:1.05rem;font-weight:600}@supports (field-sizing:content){.lnd-pair select{field-sizing:content;width:auto}}.lnd-pair select:focus-visible{outline-offset:2px;border-radius:4px;outline:2px solid #fff}.lnd-pair option{color:#1b1f22;background:#fff}.lnd-pair__arrow{flex:none;width:28px;height:18px}.lnd-title{letter-spacing:-.04em;color:#fff;text-wrap:balance;max-width:13ch;margin:0 0 18px;font-size:clamp(2.5rem,1.3rem + 4.2vw,4.75rem);font-weight:800;line-height:.98}.lnd-lede{max-width:40ch;color:var(--c-tarmac-ink);margin:0 0 28px;font-size:clamp(1.05rem,.98rem + .3vw,1.22rem)}.lnd-resume{border:2px dashed var(--c-edge);border-radius:14px;flex-wrap:wrap;align-items:center;gap:10px 18px;margin:0 0 22px;padding:16px 18px;display:flex}.lnd-resume__label{font-family:var(--font-display);color:#fff;flex-basis:100%;margin:0;font-size:1.1rem;font-weight:700}.lnd-resume__go{text-align:left;max-width:100%}.lnd-resume__go span{flex-direction:column;gap:2px;display:flex}.lnd-resume__go small{font-family:var(--font-body);opacity:.8;font-size:.82rem;font-weight:700}.lnd-resume__home{color:var(--c-tarmac-ink);font-weight:700}.lnd-choices{grid-template-columns:1fr 1fr;gap:16px;display:grid}.lnd-choice{text-align:left;min-height:150px;font:inherit;cursor:pointer;border:0;border-radius:12px;flex-direction:column;align-items:flex-start;gap:6px;padding:20px 22px 54px;transition:transform .12s,box-shadow .12s;display:flex;position:relative}.lnd-choice--learn{background:var(--c-sign-green);color:#fff;box-shadow:inset 0 0 0 5px var(--c-sign-green), inset 0 0 0 8px #fff, 0 6px 0 #003b22}.lnd-choice--quick{color:#1b1f22;background:#fc0;box-shadow:inset 0 0 0 5px #fc0,inset 0 0 0 8px #1b1f22,0 6px #a88600}.lnd-choice:hover{transform:translateY(-2px)}.lnd-choice:active{transform:translateY(4px)}.lnd-choice--learn:active{box-shadow:inset 0 0 0 5px var(--c-sign-green), inset 0 0 0 8px #fff, 0 2px 0 #003b22}.lnd-choice--quick:active{box-shadow:inset 0 0 0 5px #fc0,inset 0 0 0 8px #1b1f22,0 2px #a88600}.lnd-choice:focus-visible{outline-offset:4px;outline:3px solid 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