:root{--paper:#f7f6f1;--ink:#263532;--muted:#717770;--line:#d9ddd4;--accent:#356759;--thread:#74817a;--tangle:#b64f3a}
header{max-width:690px;padding-top:27px;padding-bottom:22px}
h1{font-size:23px;font-weight:580;letter-spacing:-.7px}
main{padding-bottom:26px}.game{max-width:650px;margin:0 auto;display:grid;justify-items:center;gap:0}.intro{text-align:center}.chapter{font-size:10px;letter-spacing:2.8px;font-weight:650;margin:0 0 12px;color:var(--muted)}.guidance{font-size:16px;margin:0;color:var(--ink);line-height:1.5}
.board{position:relative;isolation:isolate;width:min(100%,580px);aspect-ratio:1;margin:8px 0 0;touch-action:none;-webkit-user-select:none;user-select:none;outline:none}.board::before{content:"";position:absolute;inset:8%;border:1px solid #e5e7df;border-radius:50%;z-index:-1;opacity:.65}.board svg,#dots{position:absolute;inset:0;width:100%;height:100%;overflow:visible}.thread{stroke:var(--thread);stroke-width:1.65;vector-effect:non-scaling-stroke;stroke-linecap:round;fill:none;transition:stroke .14s}.thread[data-conflict="true"]{stroke:var(--tangle);stroke-dasharray:4 5}.thread[data-connected="true"]{stroke-width:2.2}.crossing-mark{fill:var(--paper);stroke:var(--tangle);stroke-width:1.6;vector-effect:non-scaling-stroke}.board[data-clear="true"] .thread{stroke:var(--accent);stroke-width:2;stroke-dasharray:none}
.dot{position:absolute;transform:translate(-50%,-50%);width:44px;height:44px;min-height:44px;border:0;border-radius:50%;padding:0;display:grid;place-items:center;color:var(--ink);font-size:11px;line-height:1;font-weight:700;cursor:grab;touch-action:none;background:transparent!important;z-index:2;outline-offset:0!important}.dot::before{content:"";position:absolute;width:27px;height:27px;background:var(--paper);border:2px solid var(--ink);border-radius:50%;z-index:-1;transition:background .14s,border-color .14s,transform .14s}.dot[data-selected="true"]::before{background:var(--ink);transform:scale(1.06)}.dot[data-selected="true"]{color:var(--paper)}.dot[data-close="true"]::before{box-shadow:0 0 0 5px #b64f3a28;border-color:var(--tangle)}.dot:hover::before{transform:scale(1.12)}.dot:active{cursor:grabbing}.dot:disabled{opacity:1;cursor:default}.dot:focus-visible{outline:2px solid var(--accent);outline-offset:0}.board[data-clear="true"] .dot::before{border-color:var(--accent);background:var(--paper)}.board[data-clear="true"] .dot{color:var(--accent);cursor:default}.board[data-dragging="true"] .dot[data-selected="true"]{cursor:grabbing}
.readout{text-align:center;min-height:60px}.status{font-size:17px;font-weight:550;letter-spacing:-.3px;margin:0 0 6px;line-height:1.4}.status[data-clear="true"]{color:var(--accent)}.moves{font-size:12px;margin:0;color:var(--muted);font-variant-numeric:tabular-nums}.actions{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:12px}.actions button{font-size:13px;border-radius:24px;min-width:80px;padding:9px 20px}.actions button.primary{min-width:144px}.actions button.primary span{padding-left:9px}.keyboard-help{font-size:11px;line-height:1.6;text-align:center;color:var(--muted);margin:18px 0 0}.error{font-size:13px;text-align:center;color:var(--tangle);max-width:420px;margin:14px 0 0}.noscript{text-align:center;padding:20px}button[hidden],p[hidden]{display:none}
@media(min-height:850px){.board{margin-top:18px;margin-bottom:12px}}
@media(min-width:620px) and (min-height:601px){.board{width:min(100%,580px,calc(100svh - 340px))}}
@media(min-width:620px) and (min-height:850px){.board{width:min(100%,580px,calc(100svh - 370px))}}
@media(max-width:420px){header{padding:20px 22px 24px}.guidance{font-size:14px}.board{margin-top:15px;margin-bottom:10px}.precision{display:block}.keyboard-help{margin-top:17px}.actions button{padding-left:17px;padding-right:17px}}
@media(orientation:landscape) and (max-height:600px) and (min-width:620px){header{max-width:780px;padding:10px 24px}main{padding-bottom:12px}.game{max-width:780px;grid-template-columns:minmax(250px,1fr) 250px;column-gap:14px;align-content:center}.board{grid-column:1;grid-row:1 / 6;width:min(100%,calc(100svh - 74px));margin:0}.intro{grid-column:2;grid-row:1;align-self:end}.guidance{max-width:235px;font-size:14px}.chapter{margin-bottom:8px}.readout{grid-column:2;grid-row:2;margin-top:22px;min-height:52px}.actions{grid-column:2;grid-row:3;margin-top:8px;gap:6px}.actions button{min-width:70px;padding:8px 16px}.keyboard-help{grid-column:2;grid-row:4;max-width:220px;margin-top:15px}.precision{display:block}.error{grid-column:2;grid-row:5}.status{font-size:16px}}
@media(forced-colors:active){.thread{stroke:CanvasText}.thread[data-conflict="true"]{stroke:LinkText}.crossing-mark{stroke:LinkText;fill:Canvas}.dot::before{background:Canvas;border-color:ButtonText}.dot[data-selected="true"]::before{background:Highlight}.dot[data-selected="true"]{color:HighlightText}.board::before{border-color:GrayText}}

@media(orientation:landscape) and (max-height:600px) and (min-width:620px){.game-help{grid-column:2;grid-row:4;margin-top:0}}