:root{color-scheme:dark;--ink: #142521;--paper: #f5f0e4;--parchment: #e7decb;--moss: #35684f;--orange: #b93e24;--yellow: #f2c14e;--lake: #267a8b;--danger: #a52e2e;--muted: #b9c3bb;--line: rgba(245, 240, 228, .2);font-family:Arial,Helvetica,sans-serif;background:var(--ink);color:var(--paper);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background-color:var(--ink);background-image:repeating-radial-gradient(ellipse at 12% 18%,transparent 0 14px,rgba(245,240,228,.035) 15px 16px,transparent 17px 30px);font-size:16px;line-height:1.55}body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);background-size:32px 32px;z-index:-1}button,a{font:inherit}a{color:var(--paper);min-width:44px;min-height:44px;display:inline-flex;align-items:center;text-decoration-color:var(--yellow);text-underline-offset:4px}button{color:inherit}button:focus-visible,a:focus-visible,[tabindex="-1"]:focus-visible{outline:3px solid var(--yellow);outline-offset:4px}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:Georgia,Times New Roman,serif;line-height:1.05;font-weight:700;text-wrap:balance}h1{font-size:clamp(2.6rem,7vw,5.8rem);letter-spacing:-.045em;max-width:10ch;margin-bottom:24px}h2{font-size:clamp(2rem,4vw,3.3rem);letter-spacing:-.03em}h3{font-size:1.35rem}.skip-link{position:fixed;z-index:100;top:8px;left:8px;padding:12px 16px;background:var(--yellow);color:var(--ink);transform:translateY(-150%)}.skip-link:focus{transform:none}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.site-header{border-bottom:1px solid var(--line);background:#142521f5}.header-inner{max-width:1320px;margin:auto;min-height:72px;padding:8px clamp(16px,4vw,48px);display:flex;align-items:center;justify-content:space-between;gap:24px}.wordmark{display:inline-flex;align-items:center;gap:10px;min-height:44px;font-family:Georgia,serif;font-weight:700;text-decoration:none;white-space:nowrap}.mark{width:36px;height:36px;fill:var(--yellow);stroke:var(--orange);stroke-width:4;stroke-linecap:square;stroke-linejoin:miter}nav{display:flex;gap:clamp(12px,2vw,28px);align-items:center}nav a{min-height:44px;display:inline-flex;align-items:center;text-decoration:none;border-bottom:2px solid transparent}nav a:hover,nav a[aria-current=page]{border-color:var(--yellow)}.hero{max-width:1500px;margin:0 auto;min-height:680px;padding:clamp(48px,6vw,88px) clamp(16px,3vw,48px) 72px;display:grid;grid-template-columns:minmax(300px,.68fr) minmax(600px,1.32fr);gap:clamp(32px,5vw,72px);align-items:center}.hero-copy{position:relative;z-index:1}.eyebrow,.section-kicker{color:var(--yellow);text-transform:uppercase;letter-spacing:.14em;font-size:.76rem;font-weight:700;margin-bottom:12px}.hero-summary{max-width:54ch;font-size:1.18rem;color:#dce3dc;margin-bottom:28px}.hero-action{display:flex;align-items:center;gap:16px;margin-bottom:24px}.hero-action span{max-width:22ch;color:var(--muted);font-size:.9rem}.primary-button,.secondary-button{min-height:48px;padding:12px 20px;display:inline-flex;align-items:center;justify-content:center;border:2px solid transparent;border-radius:0;font-weight:700;text-decoration:none;cursor:pointer}.primary-button{background:var(--orange);color:#fff;box-shadow:6px 6px 0 var(--yellow)}.primary-button:hover{transform:translate(-2px,-2px);box-shadow:8px 8px 0 var(--yellow)}.secondary-button{background:var(--paper);color:var(--ink);border-color:var(--paper)}.secondary-button:hover{background:var(--yellow);border-color:var(--yellow)}.secondary-button:disabled{opacity:.48;cursor:not-allowed}.text-button{min-height:44px;padding:8px 4px;border:0;border-bottom:1px solid currentColor;background:transparent;cursor:pointer}.plain-facts{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--muted);font-size:.9rem}.plain-facts li:before{content:"✓";color:var(--yellow);margin-right:7px;font-weight:700}.hero-game{min-width:0}.hero-game .game-shell{padding:clamp(18px,2.5vw,36px)}.hero-game .game-heading h2{font-size:clamp(1.7rem,3vw,2.5rem)}.world-strip{max-width:1200px;height:270px;margin:0 auto 72px;padding:0 clamp(16px,4vw,48px);position:relative}.world-strip img{width:100%;height:100%;object-fit:cover;object-position:center 55%;display:block;clip-path:polygon(0 0,95% 0,100% 18%,100% 100%,5% 100%,0 82%)}.world-strip figcaption{position:absolute;left:clamp(32px,6vw,80px);bottom:16px;padding:6px 10px;background:var(--ink);color:var(--paper);font-size:.82rem}.game-shell{background:var(--paper);color:var(--ink);padding:clamp(20px,4vw,48px);box-shadow:14px 14px #0003;position:relative;clip-path:polygon(0 0,calc(100% - 24px) 0,100% 24px,100% 100%,0 100%)}.game-shell:after{content:"";position:absolute;width:34px;height:1px;background:var(--ink);top:12px;right:-5px;transform:rotate(45deg);opacity:.5}.game-heading{display:flex;justify-content:space-between;align-items:start;gap:24px;border-bottom:2px solid var(--ink);padding-bottom:18px;margin-bottom:18px}.game-heading h2{font-size:clamp(1.8rem,4vw,3rem);margin-bottom:0}.game-heading .section-kicker{color:var(--moss)}.date-stamp{font-family:ui-monospace,monospace;text-align:right;font-size:.78rem}.date-stamp span{display:block;text-transform:uppercase;letter-spacing:.12em}.date-stamp strong{font-size:.95rem}.rule{font-weight:700;font-size:1.05rem;margin:0 0 24px}.rule span{color:var(--orange);font-size:1.4em}.game-layout{display:grid;grid-template-columns:minmax(280px,600px) minmax(190px,1fr);align-items:start;gap:clamp(24px,4vw,56px)}.board{--gap: 5px;display:grid;grid-template-columns:repeat(6,1fr);gap:var(--gap);padding:12px;background-color:var(--ink);background-image:radial-gradient(circle,rgba(242,193,78,.18) 1px,transparent 1px);background-size:10px 10px;aspect-ratio:1;touch-action:none}.cell{position:relative;min-width:0;min-height:44px;border:0;border-radius:0;background:var(--parchment);color:var(--ink);cursor:pointer;overflow:hidden;transition:transform .18s ease,background-color .18s ease}.cell:before,.cell:after{content:"";position:absolute;background:#35684f2b;pointer-events:none}.cell:before{height:2px;width:46%;top:50%;left:27%}.cell:after{width:2px;height:46%;left:50%;top:27%}.cell:hover:not(:disabled){background:#fffaf0;transform:translateY(-2px)}.cell.selected{background:var(--orange);color:#fff}.cell.selected:before,.cell.selected:after{background:#ffffffb8}.cell.blocked{background:var(--moss);opacity:1;cursor:not-allowed}.cell.blocked:before,.cell.blocked:after{width:140%;height:3px;top:50%;left:-20%;background:#f5f0e480;transform:rotate(45deg)}.cell.blocked:after{transform:rotate(-45deg)}.coordinate{position:absolute;top:4px;left:5px;font:600 clamp(.48rem,1.2vw,.68rem) ui-monospace,monospace;opacity:.72}.landmark{position:absolute;inset:0;display:grid;place-items:center;font-size:clamp(1.2rem,5vw,2.3rem);z-index:1;color:var(--ink)}.selected .landmark{color:#fff}.finish-symbol{color:var(--lake)}.marker{position:absolute;inset:0;display:grid;place-items:center;color:var(--lake);font-size:clamp(1.5rem,5vw,2.8rem);font-weight:700;z-index:1}.selected .marker{color:#fff}.route-order{position:absolute;bottom:4px;right:5px;font:700 .68rem ui-monospace,monospace;z-index:2}.board-key{display:flex;flex-wrap:wrap;gap:16px;margin-top:10px;font-size:.82rem;color:#40534c}.route-panel{border-top:6px solid var(--orange);padding-top:16px}.tile-meter{display:flex;align-items:baseline;justify-content:space-between;gap:12px;border-bottom:1px solid #9f9b90;padding-bottom:12px}.tile-meter span{text-transform:uppercase;letter-spacing:.1em;font-size:.75rem;font-weight:700}.tile-meter strong{font:700 3rem Georgia,serif;color:var(--orange)}.status{min-height:72px;margin:18px 0;font-weight:700}.game-actions{display:flex;flex-direction:column;align-items:stretch;gap:10px}.input-help{font-size:.83rem;color:#40534c;margin:20px 0 0}.finish-panel{margin-top:32px;padding:24px;display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;background:var(--ink);color:var(--paper);border-left:8px solid var(--yellow);animation:finish-in .5s ease-out}.finish-panel.hidden{display:none}.finish-panel h3{font-size:2rem;margin-bottom:6px}.finish-panel p{margin-bottom:5px}.completion-mark{font:700 3rem Georgia,serif;color:var(--yellow);margin:0}.solution-code{color:var(--muted);font-size:.8rem;overflow-wrap:anywhere}.solution-code span{font-family:ui-monospace,monospace}.finish-actions{display:flex;flex-direction:column;gap:10px}.mode-strip{display:flex;justify-content:space-between;align-items:center;gap:16px;background:var(--yellow);color:var(--ink);padding:10px 16px;font-weight:700}.mode-strip a{color:var(--ink)}.archive-mode{max-width:1200px;margin:0 auto 24px}.archive-section,.privacy-section{max-width:1200px;margin:0 auto;padding:72px clamp(16px,4vw,48px);display:grid;grid-template-columns:1fr auto;align-items:center;gap:40px;border-top:1px solid var(--line)}.archive-section h2,.privacy-section h2{max-width:16ch;margin-bottom:16px}.archive-section p,.privacy-section p{max-width:60ch;color:#dce3dc}.locked-note{border:1px solid var(--moss);padding:18px}.locked-note span{color:var(--yellow);margin-right:8px}.how-section{background:var(--parchment);color:var(--ink);padding:88px max(16px,calc((100vw - 1100px)/2))}.how-section .section-kicker{color:var(--moss)}.section-intro{max-width:650px}.steps{list-style:none;margin:48px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.steps li{display:grid;grid-template-columns:auto 1fr;gap:14px}.steps li>span{display:grid;place-items:center;width:44px;height:44px;background:var(--orange);color:#fff;font-weight:700}.steps h3{margin-bottom:8px}.steps p{margin-bottom:0;color:#344b43}.privacy-section{padding-bottom:96px}.privacy-section>p{margin:0}.site-footer{border-top:1px solid var(--line);max-width:1320px;margin:auto;padding:48px clamp(16px,4vw,48px);display:grid;grid-template-columns:1fr auto;gap:24px;color:var(--muted)}.site-footer strong{color:var(--paper);font-family:Georgia,serif}.site-footer p{margin:4px 0 0}.footer-links{display:flex;flex-wrap:wrap;gap:24px}.build{grid-column:1/-1;font-size:.78rem}.demo-banner{min-height:48px;background:var(--yellow);color:var(--ink);padding:4px max(16px,calc((100vw - 1220px)/2));display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:.9rem}.demo-banner div{display:flex;gap:18px;align-items:center}.demo-banner a{color:var(--ink);font-weight:700}.demo-main{max-width:1200px;margin:auto;padding:72px clamp(16px,4vw,48px) 96px}.demo-intro{margin-bottom:40px}.demo-intro h1{max-width:12ch}.demo-intro>p:last-child{max-width:54ch;color:var(--muted);font-size:1.1rem}.demo-note{padding:48px 0 0;max-width:650px}.demo-note h2{font-size:1.8rem}.text-page{max-width:800px;min-height:70vh;margin:auto;padding:88px clamp(16px,4vw,48px)}.text-page h1{max-width:13ch}.text-page .lede{font-size:1.25rem;color:#dce3dc;margin-bottom:56px}.text-page h2{font-size:1.8rem;margin:40px 0 12px}.text-page p{max-width:68ch;color:#dce3dc}.text-page code{background:#273c35;padding:2px 5px;color:var(--yellow)}.updated{margin-top:48px;font-size:.88rem;color:var(--muted)!important}.not-found{max-width:1100px;min-height:70vh;margin:auto;padding:88px clamp(16px,4vw,48px);display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:48px}.not-found p{max-width:50ch;margin-bottom:28px}.lost-route{font:700 clamp(3rem,10vw,8rem) ui-monospace,monospace;line-height:1;color:var(--yellow);transform:rotate(-4deg)}@keyframes finish-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@media(max-width:800px){.header-inner{align-items:flex-start}.wordmark span{max-width:7ch;line-height:1.05;white-space:normal}nav{overflow-x:auto}nav a:nth-child(3){display:none}.hero{grid-template-columns:1fr;min-height:auto;padding-top:56px;gap:48px}.hero h1{max-width:11ch}.hero-art{max-width:620px}.hero-game{width:100%}.game-layout{grid-template-columns:1fr}.route-panel{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.game-actions{grid-column:2;grid-row:1/3}.input-help{grid-column:1/-1}.finish-panel{grid-template-columns:auto 1fr}.finish-actions{grid-column:1/-1;flex-direction:row}.archive-section,.privacy-section,.steps{grid-template-columns:1fr}}@media(max-width:520px){body{font-size:16px}.header-inner{min-height:64px;gap:10px;padding-inline:12px}.mark{width:30px;height:30px}.wordmark{font-size:.88rem}nav{gap:10px;font-size:.88rem}nav a{padding-inline:2px}.hero{padding:44px 16px 56px}.hero-action{align-items:flex-start;flex-direction:column}.hero-action span{max-width:none}.world-strip{height:210px;padding-inline:0}.play-zone{padding-inline:0}.game-shell{padding:20px 12px 28px;clip-path:none}.game-heading{flex-direction:column;gap:8px}.date-stamp{text-align:left}.date-stamp span{display:inline;margin-right:6px}.board{--gap: 3px;padding:7px}.coordinate{font-size:.47rem;top:2px;left:3px}.route-panel{display:block}.game-actions{display:grid;grid-template-columns:1fr 1fr}.finish-panel{grid-template-columns:1fr;padding:20px}.completion-mark{display:none}.finish-actions{flex-direction:column}.archive-section,.privacy-section{padding-block:56px}.site-footer{grid-template-columns:1fr}.footer-links,.build{grid-column:1}.demo-banner{align-items:flex-start;flex-direction:column;padding-block:8px}.demo-main{padding-top:48px}.not-found{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.hero-art,.lost-route{transform:none}}