:root{--bg:#1d221d;--surface:#2a3029;--ink:#f4ead5;--muted:#c0b69e;--accent:#e3bd71;--second:#688e72;--line:#485044;--radius:10px;--font:Georgia, serif;--buttonink:#1d221d;--soft:color-mix(in srgb, #e3bd71 9%, #2a3029);}

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var(--line);border-radius:50%}.royal-editorial-banner{border-top:3px solid var(--ink);border-bottom:1px solid var(--ink);padding:18px 0;display:flex;justify-content:space-between;font-size:12px}.royal-feature-caption{font-size:11px;color:var(--muted);margin-top:14px}.royal-collection-band{background:var(--accent);color:var(--buttonink);padding:22px 26px;border-radius:var(--radius);display:flex;justify-content:space-between;align-items:center;margin-top:26px;gap:20px}.royal-collection-band h2{margin:0;font-size:24px}.royal-console-help{background:var(--surface);border:1px solid var(--line);padding:25px;border-radius:var(--radius);font-size:13px}.royal-console-help h2{font-size:22px}.royal-console-layout{display:grid;grid-template-columns:1fr 280px;gap:24px}.royal-console-layout>div{min-width:0}
@media(min-width:1100px){.royal-shell .royal-cards{grid-template-columns:repeat(3,minmax(0,1fr))}.royal-home-grid .royal-play-panel{max-width:570px;width:100%;justify-self:end}.royal-home-grid .royal-engine-root .royal-snake-canvas{max-width:280px}.royal-home-grid .royal-engine-root .royal-sudoku-board{max-width:320px}.royal-home-grid .royal-engine-root .royal-board-grid,.royal-home-grid .royal-engine-root .royal-merge-board,.royal-home-grid .royal-engine-root .royal-memory-board{max-width:340px}}
@media(max-width:1000px){.royal-header{padding:20px 24px}.royal-main{padding:25px 24px 50px}.royal-nav{gap:15px;font-size:12px}.royal-shell{grid-template-columns:minmax(0,1fr)}.royal-sidebar{border:0;padding:0}.royal-sidebar h2{display:none}.royal-sidebar .royal-categories{display:flex}.royal-home-grid{gap:22px}.royal-home-intro h1{font-size:48px}.royal-cards{grid-template-columns:repeat(3,minmax(0,1fr))}.royal-detail-layout{grid-template-columns:minmax(0,1fr) 250px;gap:20px}.royal-console-layout{grid-template-columns:minmax(0,1fr) 240px}}
@media(max-width:700px){.royal-header{padding:16px 18px;flex-wrap:wrap;gap:10px}.royal-brand>span{font-size:17px}.royal-brand img{width:35px;height:35px}.royal-brand small{font-size:8px}.royal-menu-button{display:block}.royal-nav{display:none;width:100%;flex-wrap:wrap;padding-top:15px;border-top:1px solid var(--line);gap:18px}.royal-nav[data-open="1"]{display:flex}.royal-main{padding:20px 16px 42px}.royal-topline{margin-bottom:16px}.royal-topline>span{display:none}.royal-home-grid{grid-template-columns:minmax(0,1fr);gap:20px}.royal-home-intro{padding:12px 0}.royal-home-intro h1{font-size:48px;margin-bottom:17px}.royal-home-intro h1 br{display:none}.royal-home-intro>p{font-size:14px}.royal-home-intro .royal-site-focus{margin-top:17px}.royal-intro-actions{gap:15px}.royal-categories{flex-wrap:nowrap;overflow:auto;padding-bottom:5px}.royal-categories a{flex-shrink:0;font-size:11px}.royal-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.royal-card-copy{padding:12px}.royal-card-copy h3{font-size:14px}.royal-card-copy>span{font-size:10px}.royal-section-heading{align-items:start}.royal-section-heading h2{font-size:24px}.royal-text-link{white-space:normal;max-width:95px;text-align:right;font-size:11px}.royal-section-heading .royal-eyebrow{font-size:9px}.royal-shelf{margin-top:32px}.royal-play-panel{padding:14px}.royal-play-top{margin-bottom:10px}.royal-game-status{font-size:11px}.royal-game-button{padding:7px 9px}.royal-sudoku-cell{font-size:20px}.royal-sudoku-board[data-size="16"] .royal-sudoku-cell{font-size:12px}.royal-benefits{grid-template-columns:1fr;gap:12px}.royal-benefits article{display:grid;grid-template-columns:35px 1fr}.royal-benefits article p{grid-column:2}.royal-benefits h3{margin-bottom:5px}.royal-article{padding:24px 20px;margin-bottom:25px}.royal-article .royal-lead{font-size:16px}.royal-guide-links{grid-template-columns:1fr}.royal-detail-layout,.royal-console-layout{grid-template-columns:1fr}.royal-quick-rules{padding:22px}.royal-game-heading{align-items:start}.royal-game-heading h1{font-size:34px}.royal-page-heading h1{font-size:38px}.royal-footer{padding:30px 20px;flex-wrap:wrap;gap:24px}.royal-footer nav{max-width:100%;gap:15px}.royal-back-top{margin-left:auto}.royal-form-panel{padding:22px}.royal-collection-band{padding:20px;align-items:start}.royal-collection-band h2{font-size:20px}.royal-ladder-cell{font-size:10px;padding:3px 0}.royal-ladder-cell small{font-size:7px}.royal-not-found h1{font-size:36px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.royal-home-grid{grid-template-columns:1.1fr 1fr;gap:60px;padding-top:35px}.royal-home-grid .royal-play-panel{justify-self:start}.royal-home-intro h1{font-weight:500;font-size:clamp(42px,5vw,76px)}.royal-primary-button{border-radius:2px}.royal-editorial-banner{border-color:var(--accent)}.royal-cards{grid-template-columns:repeat(3,minmax(0,1fr))}@media(max-width:700px){.royal-home-grid{grid-template-columns:minmax(0,1fr);gap:24px}.royal-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.royal-home-intro h1{font-size:42px}.royal-collection-band{flex-wrap:wrap}.royal-home-grid .royal-play-panel{width:100%;max-width:none}.royal-console-layout{grid-template-columns:1fr}.royal-card-copy{padding:12px}.royal-brand img{width:35px;height:35px}.royal-home-grid{padding-top:0}.royal-editorial-banner{font-size:9px;gap:20px}.royal-game-status{min-height:45px}}
.royal-tile-grid{display:grid;grid-template-columns:repeat(var(--cols),minmax(0,1fr));gap:3px;max-width:560px;margin:14px auto}.royal-tile{min-width:0;aspect-ratio:1;min-height:0;padding:3px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:5px;font-size:clamp(12px,2vw,23px);cursor:pointer}.royal-tile[data-active="1"]{outline:3px solid var(--accent);outline-offset:-3px}.royal-tile[data-mark="1"]{background:var(--accent);color:var(--buttonink)}.royal-tile[data-mark="2"]{background:var(--bg);color:var(--muted)}.royal-tile[data-locked="1"]{font-weight:850;background:var(--soft)}.royal-game-help{font-size:13px;line-height:1.6;margin:12px 0;color:var(--muted)}.royal-entry{min-width:0;max-width:100%;border:1px solid var(--line);background:var(--bg);color:var(--ink);padding:10px;border-radius:8px;font:inherit}.royal-play-canvas{width:100%;max-width:650px;height:auto;display:block;margin:12px auto;border-radius:12px;background:#102132;touch-action:none}.royal-wide-scroll{overflow:auto;max-width:100%}.royal-tableau{display:grid;grid-template-columns:repeat(var(--cols),minmax(56px,1fr));gap:5px;min-width:450px;align-items:start;padding-bottom:8px}.royal-pile{position:relative;min-height:94px;border:1px dashed var(--line);border-radius:5px;background:var(--bg);padding:2px}.royal-card{display:block;position:relative;width:100%;height:76px;min-height:0;padding:4px;text-align:left;border:1px solid #b9b9b9;border-radius:5px;background:#faf7ef;color:#1d2431;font:700 16px/1.1 Georgia,serif;margin-top:-49px;cursor:pointer}.royal-card:first-child{margin-top:0}.royal-card[data-red="1"]{color:#b32b39}.royal-card[data-down="1"]{background:repeating-linear-gradient(45deg,#245b78,#245b78 4px,#30718b 4px,#30718b 8px);color:transparent}.royal-card[data-selected="1"]{outline:3px solid var(--accent);outline-offset:-3px}.royal-foundations{display:flex;flex-wrap:wrap;gap:6px;align-items:start;margin:12px 0}.royal-foundations .royal-pile{width:70px;min-height:80px}.royal-pile-label{display:block;font-size:10px;color:var(--muted);padding:3px}.royal-scores{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;font-size:13px}.royal-clue-list{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}.royal-clue-list span{padding:5px 8px;background:var(--bg);border-radius:5px;font-size:13px}.royal-clue-list [data-found="1"]{text-decoration:line-through;opacity:.5}.royal-svg-board{width:100%;max-width:600px;display:block;margin:12px auto;touch-action:none}.royal-puzzle-cell{cursor:pointer;stroke:#83919f;stroke-width:.5}.royal-puzzle-text{font:16px system-ui;fill:#14222f;text-anchor:middle;dominant-baseline:middle;pointer-events:none}.royal-mini-board{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;border:2px solid var(--line);padding:3px}.royal-mini-board[data-allowed="1"]{border-color:var(--accent)}.royal-chess-cell{aspect-ratio:1;padding:0!important;font-family:"DejaVu Sans",serif;font-size:clamp(24px,4vw,48px)!important;line-height:1}.royal-chess-cell[data-square="light"]{background:#ede5d0;color:#141d25}.royal-chess-cell[data-square="dark"]{background:#719384;color:#141d25}.royal-chess-cell[data-side="w"]{color:white;text-shadow:0 1px 2px #222}.royal-chess-cell[data-legal="1"]{box-shadow:inset 0 0 0 4px #e6b74f}.royal-progress{width:100%;height:8px;border-radius:8px;background:var(--accent);margin:15px 0}
@media(max-width:450px){.royal-tableau{min-width:420px}.royal-card{height:65px;font-size:13px;margin-top:-43px}.royal-play-panel{overflow:hidden}.royal-game-controls{gap:5px}.royal-entry{font-size:14px}.royal-tile{border-radius:3px}}

.royal-pile-label + .royal-card { margin-top:0; }

.royal-crossword-clues{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:20px}.royal-clue-button{display:block;width:100%;text-align:left;white-space:normal;padding:9px 0;background:transparent;color:inherit;border:0;border-bottom:1px solid var(--line)}@media(max-width:600px){.royal-crossword-clues{grid-template-columns:1fr}}

/* Mobile navigation and shared call-to-action presentation. */
.royal-header { position: relative; gap: 20px; }
.royal-brand { min-width: 0; }
.royal-brand > span { overflow-wrap: anywhere; }
.royal-nav { align-items: center; flex-wrap: wrap; }
.royal-menu-button {
  display: none; align-items: center; justify-content: center; flex: 0 0 44px;
  width: 44px; height: 44px; padding: 10px; border: 1px solid var(--line);
  border-radius: 12px; background: var(--surface); color: var(--ink); cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.royal-menu-button svg { display: block; flex-shrink: 0; }
.royal-menu-button .royal-menu-close { display: none; }
.royal-menu-button[aria-expanded="true"] .royal-menu-open { display: none; }
.royal-menu-button[aria-expanded="true"] .royal-menu-close { display: block; }
.royal-menu-button:focus-visible, .royal-jump-button:focus-visible {
  outline: 3px solid var(--accent); outline-offset: 5px;
}
.royal-rules-column { min-width: 0; }
.royal-rules-cta { margin-top: 22px; padding: 0 10px 10px; display: flex; justify-content: center; }
.royal-jump-button {
  position: relative; isolation: isolate; display: inline-grid; vertical-align: middle;
  max-width: 100%; border: 0; border-radius: 999px; text-decoration: none !important;
  color: var(--buttonink) !important; line-height: 1.3; cursor: pointer;
  overflow: visible; text-align: center; flex-shrink: 0;
}
.royal-jump-button::before, .royal-jump-button::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  border: 2px solid var(--accent); opacity: 0; pointer-events: none;
  animation: royal-jump-ripple 3.2s ease-out infinite;
}
.royal-jump-button::after { animation-delay: 1.6s; }
.royal-jump-face {
  position: relative; z-index: 1; overflow: hidden; display: flex; justify-content: center; align-items: center;
  gap: 10px; padding: 13px 23px; min-height: 46px; border-radius: inherit;
  color: var(--buttonink); background: var(--accent);
  background: linear-gradient(115deg, var(--accent), color-mix(in srgb, var(--accent) 82%, var(--ink)));
  box-shadow: 0 5px 18px color-mix(in srgb, var(--accent) 26%, transparent);
  font: 750 14px/1.4 ui-sans-serif, system-ui, sans-serif;
  transition: filter .2s ease, box-shadow .2s ease;
}
.royal-jump-face::after {
  content: ""; position: absolute; z-index: 0; top: -60%; bottom: -60%; left: -80%; width: 48%;
  background: linear-gradient(105deg, transparent, rgba(255,255,255,.55), transparent);
  transform: skewX(-22deg); pointer-events: none;
  animation: royal-jump-shine 4.8s ease-in-out infinite;
}
.royal-jump-label { position: relative; z-index: 1; white-space: normal; overflow-wrap: anywhere; }
.royal-jump-arrow { position: relative; z-index: 1; flex: 0 0 20px; }
.royal-jump-button:hover .royal-jump-face { filter: brightness(1.08); box-shadow: 0 6px 24px color-mix(in srgb, var(--accent) 40%, transparent); }
.royal-nav .royal-jump-button { max-width: 260px; margin-left: 8px; }
.royal-nav .royal-jump-face { font-size: 12px; padding: 11px 17px; min-height: 42px; }
.royal-rules-cta .royal-jump-button { width: 100%; }
.royal-floating-cta {
  position: fixed; z-index: 80; left: 24px; right: 24px;
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  display: flex; justify-content: center; align-items: center; pointer-events: none;
}
.royal-floating-cta .royal-jump-button { width: max-content; max-width: min(480px, 100%); pointer-events: auto; }
.royal-floating-cta .royal-jump-face { min-height: 52px; padding: 14px 28px; font-size: 15px; }
body[data-floating-cta="1"] { padding-bottom: calc(110px + env(safe-area-inset-bottom, 0px)); }
body[data-input-focus="1"] .royal-floating-cta { visibility: hidden; pointer-events: none; }
@keyframes royal-jump-ripple {
  0% { transform: scale(1); opacity: .52; }
  75%, 100% { transform: scale(1.12, 1.48); opacity: 0; }
}
@keyframes royal-jump-shine {
  0%, 48% { left: -80%; }
  78%, 100% { left: 145%; }
}
@media (max-width: 1024px) {
  .royal-header { flex-wrap: wrap; align-items: center; gap: 12px; }
  .royal-brand { flex: 1; }
  .royal-menu-button { display: inline-flex; margin-left: auto; }
  .royal-nav { display: none; flex: 0 0 100%; width: 100%; padding: 16px 0 4px; margin: 0; border-top: 1px solid var(--line); }
  .royal-nav[data-open="1"] { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px; }
  .royal-nav > a:not([data-role="jump-cta"]) {
    display: block; padding: 12px 15px; border: 1px solid var(--line); border-radius: 10px;
    background: var(--surface); color: var(--ink); font-size: 14px; text-align: left;
  }
  .royal-nav > a[aria-current="page"] { color: var(--accent); border-color: var(--accent); }
  .royal-nav .royal-jump-button { grid-column: 1 / -1; justify-self: center; width: min(320px, calc(100% - 20px)); max-width: none; margin: 12px 0 6px; }
  .royal-nav .royal-jump-face { font-size: 14px; min-height: 46px; }
}
@media (prefers-reduced-motion: reduce) {
  .royal-jump-button::before, .royal-jump-button::after, .royal-jump-face::after { animation: none; display: none; }
  .royal-jump-face { transition: none; }
}

/* Keep the fixed control reachable above the safe-area inset. */
.royal-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}

/* Player notes: royal-chess; separate layout from game/detail columns. */
.royal-home-notes{margin:3rem 0;padding:clamp(20px,3vw,36px);border:1px solid var(--line);border-radius:var(--radius,18px);background:var(--surface);color:var(--ink)}
.royal-home-notes h2{font-size:clamp(22px,2.5vw,30px);line-height:1.2;margin:0 0 20px}
.royal-home-notes h3{font-size:19px;line-height:1.3;margin:8px 0}
.royal-home-notes p{font-size:15px;line-height:1.7;margin:8px 0;max-width:65ch}
.royal-home-notes header{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px}
.royal-home-notes .royal-note-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.royal-note-label{font-size:12px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--accent)}
.royal-information-section{margin:0 0 1.6rem} .royal-information-section h2{font-size:1.3rem} 
.royal-home-notes dl{margin:0} .royal-table-note{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:22px;padding:20px 0;border-top:1px solid var(--line)} .royal-table-note dt small,.royal-table-note dt strong{display:block} .royal-table-note dd{margin:0;line-height:1.7}
@media(max-width:700px){ .royal-home-notes .royal-note-cards,.royal-home-notes .royal-console-steps,.royal-home-notes ul,.royal-sunset-pause,.royal-sunset-notes-body{grid-template-columns:1fr} .royal-home-notes li,.royal-table-note{grid-template-columns:1fr;gap:8px} .royal-home-notes header{display:block} }