@import"https://fonts.googleapis.com/css2?family=Manrope:wght@500;700;800&display=swap";:root{color-scheme:light;--bg: #fff7df;--ink: #15191f;--muted: #667085;--accent: #f97316;--line: rgba(21, 25, 31, .12)}*{box-sizing:border-box}body{min-width:320px;margin:0;overflow-x:hidden;background:linear-gradient(180deg,#fffdf4f5,#fff7dfb8 42%,#fceec8e6),var(--bg);color:var(--ink);font-family:Manrope,sans-serif}a{color:inherit;text-decoration:none}.landing-shell{display:flex;min-height:100vh;width:min(1180px,calc(100vw - 40px));margin:0 auto;flex-direction:column;padding:28px 0 40px}.ambient,.grain{position:fixed;inset:0;z-index:-1}.grain{background-image:linear-gradient(rgba(88,67,35,.072) 1px,transparent 1px),linear-gradient(90deg,rgba(88,67,35,.064) 1px,transparent 1px),linear-gradient(rgba(184,103,33,.072) 1px,transparent 1px),linear-gradient(90deg,rgba(184,103,33,.06) 1px,transparent 1px);background-position:-1px -1px,-1px -1px,-1px -1px,-1px -1px;background-size:56px 56px,56px 56px,224px 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-18px;height:28px;border-radius:999px;background:#15191f33;content:"";filter:blur(18px);transform:scaleX(.9)}.preview-stage{position:relative;display:grid;aspect-ratio:1;place-items:center}.preview-frame{position:relative;display:grid;grid-area:1 / 1;width:100%;height:100%;place-items:center;opacity:0;transform:translateY(18px) scale(.985);animation:preview-frame-cycle var(--cycle-time) cubic-bezier(.22,.72,.18,1) infinite;animation-delay:calc(var(--frame-index) * 4s);pointer-events:none;will-change:opacity,transform}.preview-frame>*{box-shadow:0 26px 82px #15191f2e}.xiangqi-board,.chess-board,.gomoku-board,.connect-four-board,.othello-board,.liars-table{width:100%;height:100%;border:1px solid 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#3f221029;font-family:STKaiti,KaiTi,serif;font-size:1.04rem;line-height:1}.piece-red{color:#9a2917}.piece-black{color:#1f160e}.is-xiangqi-soldier{animation:xiangqi-soldier-position var(--cycle-time) ease-in-out infinite;animation-delay:calc(var(--frame-index) * 4s)}.is-xiangqi-soldier .xiangqi-piece{animation:xiangqi-soldier-piece var(--cycle-time) ease-in-out infinite;animation-delay:calc(var(--frame-index) * 4s)}.chess-board{display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(8,1fr);overflow:hidden;border:18px solid #765234;border-radius:8px;background:#765234}.chess-cell{position:relative;display:grid;place-items:center}.chess-cell-light{background:#f2d5a6}.chess-cell-dark{background:#b8845d}.chess-cell.is-last-from,.chess-cell.is-last-to{box-shadow:inset 0 0 0 3px #b36f1fd1}.chess-piece{z-index:1;color:#2a1a10;font-family:Georgia,Times New Roman,serif;font-size:2.15rem;line-height:1}.chess-piece.piece-white{color:#fffaf1;text-shadow:0 2px 3px 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at 35% 30%,#fff,#d9d2c4 70%)}.gomoku-point.is-last .gomoku-stone{box-shadow:0 5px 10px #36241433,0 0 0 2px #227146eb,0 0 0 5px #22714629}.gomoku-point.is-last .gomoku-stone,.othello-cell.is-last .othello-disc{animation:stone-place var(--cycle-time) ease-out infinite;animation-delay:calc(var(--frame-index) * 4s)}.connect-four-board{display:grid;grid-template-columns:repeat(7,1fr);grid-template-rows:repeat(6,1fr);gap:2.4%;overflow:hidden;padding:7%;border-radius:16px;background:linear-gradient(180deg,#2563eb,#1d4ed8)}.connect-four-cell{position:relative;display:grid;place-items:center}.connect-four-slot,.connect-four-disc{grid-area:1 / 1}.connect-four-slot{display:block;width:100%;aspect-ratio:1;border-radius:999px;background:#f8fafc;box-shadow:inset 0 6px 12px #0f172a47}.connect-four-disc{width:84%;box-shadow:inset 0 5px 8px #ffffff47,0 4px 8px #0f172a3d}.disc-red{background:#dc2626}.disc-yellow{background:#facc15}.connect-four-cell.is-last .connect-four-disc{box-shadow:inset 0 5px 8px 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span{font-size:.75rem;font-weight:800;text-transform:uppercase}.liars-pile{position:relative;width:min(130px,34vw);aspect-ratio:.72}.liars-card-back{position:absolute;inset:0;border:1px solid rgba(255,250,241,.72);background:radial-gradient(circle at 50% 50%,rgba(255,250,241,.2) 0 18%,transparent 19%),linear-gradient(135deg,rgba(255,250,241,.16) 25%,transparent 25% 50%,rgba(255,250,241,.16) 50% 75%,transparent 75%),#8b2f1d;background-size:44px 44px,18px 18px,auto}.liars-card-back:nth-child(2){transform:translate(8px,-5px) rotate(4deg)}.liars-players{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.liars-player{min-width:0;overflow:hidden;border:1px solid rgba(255,255,255,.14);border-radius:999px;background:#ffffff1a;color:#fffaf1;font-size:.8rem;font-weight:800;padding:10px 12px;text-overflow:ellipsis;white-space:nowrap}.liars-player.is-active{background:#fffaf1;color:#7c2d12;animation:player-thinking var(--cycle-time) ease-in-out infinite;animation-delay:calc(var(--frame-index) * 4s)}@keyframes preview-frame-cycle{0%,15.6%{opacity:1;transform:translateY(0) scale(1)}17.2%,to{opacity:0;transform:translateY(-18px) scale(.985)}}@keyframes xiangqi-soldier-position{0%,3%{top:var(--y)}8%,to{top:var(--to-y)}}@keyframes xiangqi-soldier-piece{0%,3%{box-shadow:inset 0 1px #ffffffb3,0 7px 12px #3f221029;transform:scale(1)}8%,13.5%{box-shadow:inset 0 1px #ffffffb3,0 7px 12px #3f221029,0 0 0 2px #227146e6,0 0 0 6px #22714629;transform:scale(1.05)}17%,to{box-shadow:inset 0 1px #ffffffb3,0 7px 12px #3f221029,0 0 0 2px #227146e6,0 0 0 6px #22714629;transform:scale(1)}}@keyframes chess-pawn-move{0%,4%{transform:translateY(0) scale(1)}9%,13.5%{transform:translateY(-200%) scale(1.04)}17%,to{transform:translateY(-200%) scale(1)}}@keyframes stone-place{0%,5%{opacity:0;transform:scale(.35)}11%,to{opacity:1;transform:scale(1)}}@keyframes connect-four-drop{0%,4%{transform:translateY(-420%)}12%,to{transform:translateY(0)}}@keyframes liars-play-card{0%,3%{opacity:.46;transform:translate(74%,-7%) rotate(9deg) scale(.92)}9%,13.5%{opacity:1;transform:translate(0) rotate(-3deg) scale(1.03)}17%,to{opacity:1;transform:translate(0) rotate(-3deg) scale(1)}}@keyframes player-thinking{0%,4%,to{box-shadow:0 0 #fffaf100;transform:translateY(0)}8%,11%{box-shadow:0 0 0 8px #fffaf12e;transform:translateY(-4px)}}@media(max-width:980px){h1{max-width:10ch;white-space:normal}}@media(max-width:720px){.landing-shell{width:min(100vw - 28px,1180px);padding-top:28px}.nav{align-items:flex-start;flex-direction:column}.hero{gap:34px;padding-top:46px}h1{max-width:10ch;font-size:3.8rem}}@media(max-width:420px){h1{font-size:3.15rem}}@media(prefers-reduced-motion:reduce){.preview-frame,.is-xiangqi-soldier,.is-xiangqi-soldier .xiangqi-piece,.is-chess-pawn .chess-piece,.gomoku-point.is-last .gomoku-stone,.othello-cell.is-last .othello-disc,.connect-four-cell.is-last 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