:root{color-scheme:dark;--ink:#f5f0de;--muted:#a9b8b1;--dim:#71827b;--night:#030b0a;--room:#071310;--panel:#0b201b;--panel-2:#102a23;--jade:#1ca37a;--jade-bright:#45d5a6;--brass:#d5ad5f;--danger:#e77766;--line:#d4efe124;--shadow:0 22px 55px #00000061;--radius:18px;--safe-top:max(12px, env(safe-area-inset-top));background:var(--night);color:var(--ink);font-family:Avenir Next,Avenir,Segoe UI,sans-serif}*{box-sizing:border-box}html{background:var(--night);min-height:100%}body{background:radial-gradient(circle at 50% -20%,#12382d 0,#071310 38%,#030b0a 100%);min-width:320px;min-height:100dvh;margin:0}button,select,input{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button{border:0}:focus-visible{outline:3px solid var(--jade-bright);outline-offset:3px}h1,h2,h3,p{margin-top:0}h1,h2,.display{letter-spacing:-.025em;font-family:Georgia,Times New Roman,serif}a{color:var(--jade-bright)}.app-shell{min-height:100dvh;padding:var(--safe-top) max(14px, env(safe-area-inset-right)) max(14px, env(safe-area-inset-bottom)) max(14px, env(safe-area-inset-left))}.topbar{border-bottom:1px solid var(--line);align-items:center;gap:14px;max-width:1480px;min-height:62px;margin:0 auto;display:flex}.brand{color:var(--ink);cursor:pointer;letter-spacing:.06em;text-transform:uppercase;background:0 0;align-items:center;gap:10px;padding:8px 4px;font-weight:800;display:flex}.brand-mark{width:34px;height:34px;color:var(--brass);border:1px solid #d5ad5f8c;border-radius:8px;place-items:center;display:grid;transform:rotate(45deg)}.brand-mark span{font-family:Georgia,serif;transform:rotate(-45deg)}.topnav{scrollbar-width:none;gap:4px;margin-left:auto;display:flex;overflow-x:auto}.topnav button{min-height:42px;color:var(--muted);white-space:nowrap;cursor:pointer;background:0 0;border-radius:10px;padding:0 12px}.topnav button:hover,.topnav button[aria-current=page]{color:var(--ink);background:#ffffff0f}.coin-pill{color:#f1d38f;font-variant-numeric:tabular-nums;background:#161b14;border:1px solid #d5ad5f4d;border-radius:99px;flex:none;align-items:center;gap:7px;padding:8px 12px;font-weight:800;display:flex}main{max-width:1480px;margin:0 auto;padding:clamp(22px,4vw,52px) 0}.eyebrow{color:var(--jade-bright);letter-spacing:.16em;text-transform:uppercase;font-size:.72rem;font-weight:900}.lede{color:var(--muted);max-width:68ch;font-size:clamp(1rem,2vw,1.18rem);line-height:1.65}.btn{border:1px solid var(--line);background:var(--panel-2);min-height:46px;color:var(--ink);cursor:pointer;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:0 18px;font-weight:800;text-decoration:none;display:inline-flex}.btn:hover{border-color:#45d5a673;transform:translateY(-1px)}.btn.primary{background:var(--jade);color:#00110c;border-color:#0000}.btn.brass{background:var(--brass);color:#211600;border-color:#0000}.btn.danger{color:#ffb2a7;background:#691e1640;border-color:#e7776673}.btn:disabled{opacity:.42;cursor:not-allowed;transform:none}.button-row{flex-wrap:wrap;gap:10px;display:flex}.panel{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);background:linear-gradient(145deg,#102a23f5,#081b17f5)}.section-head{justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px;display:flex}.section-head h1{margin-bottom:8px;font-size:clamp(2.1rem,5vw,4.5rem);line-height:.98}.notice{color:#ead7a8;background:#4c38123b;border:1px solid #d5ad5f4d;border-radius:12px;padding:12px 15px;line-height:1.5}.notice.success{color:#a9f0d3;background:#10564133;border-color:#45d5a64d}.home-grid{grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:18px;display:grid}.lobby{flex-direction:column;justify-content:flex-end;min-height:500px;padding:clamp(26px,5vw,66px);display:flex;position:relative;overflow:hidden}.lobby:before{content:"東";color:#45d5a60e;font-family:Georgia,serif;font-size:min(42vw,400px);line-height:1;position:absolute;top:-8%;right:5%}.lobby h1{max-width:850px;margin-bottom:25px;font-size:clamp(3.2rem,8vw,7.8rem);line-height:.8;position:relative}.lobby h1 span{color:var(--brass);letter-spacing:.12em;text-transform:uppercase;margin-bottom:.45em;font-family:Avenir Next,sans-serif;font-size:.28em;display:block}.lobby .lede{position:relative}.side-stack{gap:18px;display:grid}.side-panel{padding:22px}.mini-stat{border-bottom:1px solid var(--line);color:var(--muted);justify-content:space-between;padding:13px 0;display:flex}.mini-stat strong{color:var(--ink);font-variant-numeric:tabular-nums}.screen-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px;display:grid}.content-card{min-height:190px;padding:22px}.content-card h3{margin-bottom:8px;font-size:1.1rem}.content-card p{color:var(--muted);line-height:1.55}.tag{color:var(--jade-bright);text-transform:uppercase;letter-spacing:.08em;background:#45d5a61a;border-radius:99px;padding:5px 9px;font-size:.72rem;font-weight:900;display:inline-flex}.table-screen{max-width:1280px;margin:-20px auto 0}.game-hud{justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px;display:flex}.game-hud h1{margin:0;font-size:1.45rem}.hud-log{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;max-width:52ch;margin:2px 0 0;font-size:.68rem;line-height:1.2;display:none;overflow:hidden}.mahjong-table{touch-action:manipulation;overscroll-behavior:none;background:radial-gradient(circle,#15634f 0,#0c493a 60%,#063128 100%);border:12px solid #3b2417;border-radius:44px;height:min(690px,100dvh - 170px);min-height:540px;position:relative;overflow:hidden;box-shadow:inset 0 0 0 3px #a7793d,inset 0 0 80px #0000006b,0 26px 70px #0000008c}.seat{z-index:3;background:#030c0ad1;border:1px solid #ffffff21;border-radius:13px;align-items:center;gap:9px;min-width:160px;padding:8px 11px;display:flex;position:absolute}.seat.active{border-color:var(--jade-bright);box-shadow:0 0 0 2px #45d5a626}.seat .avatar{width:38px;height:38px;color:var(--brass);background:#183b31;border-radius:50%;place-items:center;font-family:Georgia,serif;font-weight:900;display:grid}.seat strong,.seat small{display:block}.seat small{color:var(--muted);font-size:.72rem}.dealer{background:var(--brass);color:#241700;border-radius:50%;place-items:center;width:19px;height:19px;margin-left:5px;font-size:.65rem;display:inline-grid}.seat.top{top:12px;left:50%;transform:translate(-50%)}.seat.left{top:48%;left:12px;transform:translateY(-50%)}.seat.right{top:48%;right:12px;transform:translateY(-50%)}.seat.bottom{bottom:106px;left:50%;transform:translate(-50%)}.opponent-rack{z-index:2;gap:3px;display:flex;position:absolute}.opponent-rack.top{top:74px;left:50%;transform:translate(-50%)}.opponent-rack.left{flex-direction:column;top:50%;left:28px;transform:translateY(-50%)}.opponent-rack.right{flex-direction:column;top:50%;right:28px;transform:translateY(-50%)}.tile-back{background:linear-gradient(135deg,#153b33,#081b17);border:1px solid #4f8d76;border-radius:4px;width:20px;height:28px;box-shadow:1px 2px 2px #0000004d}.opponent-rack.left .tile-back,.opponent-rack.right .tile-back{width:28px;height:17px}.table-center{text-align:center;flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:24% 22% 30%}.wall-count{background:#020e0b7a;border:1px solid #d5ad5f6b;place-items:center;width:82px;height:82px;display:grid;transform:rotate(45deg)}.wall-count span{color:var(--brass);font-family:Georgia,serif;font-size:1.6rem;transform:rotate(-45deg)}.status-message{color:#dce8e2;max-width:360px;margin-top:20px;font-weight:700;line-height:1.35}.discard-pool{pointer-events:none;position:absolute;inset:22% 18% 29%}.discard-row{flex-wrap:wrap;gap:3px;max-width:220px;display:flex;position:absolute}.discard-row.p0{justify-content:center;bottom:0;left:50%;transform:translate(-50%)}.discard-row.p1{max-width:70px;top:50%;left:0;transform:translateY(-50%)}.discard-row.p2{justify-content:center;top:0;left:50%;transform:translate(-50%)}.discard-row.p3{justify-content:end;max-width:70px;top:50%;right:0;transform:translateY(-50%)}.tile{color:#10211d;background:linear-gradient(145deg,#fffdf0,#d8d2bd);border:1px solid #fff;border-radius:7px;flex-direction:column;justify-content:center;align-items:center;width:42px;height:58px;font-family:Georgia,Times New Roman,serif;font-size:1.05rem;font-weight:900;line-height:1;display:flex;position:relative;box-shadow:0 5px #a89f83,0 8px 9px #00000047}button.tile{cursor:pointer;transition:transform .13s,box-shadow .13s}button.tile:hover,button.tile:focus-visible{transform:translateY(-7px);box-shadow:0 10px #a89f83,0 15px 14px #00000040}.tile small{text-transform:uppercase;margin-top:5px;font-family:Avenir Next,sans-serif;font-size:.48rem}.tile.mini{border-radius:4px;width:24px;height:32px;font-size:.62rem;box-shadow:0 2px #a89f83}.tile.mini small{display:none}.human-zone{z-index:6;flex-direction:column;align-items:center;gap:7px;display:flex;position:absolute;bottom:10px;left:8px;right:8px}.hand{scrollbar-width:thin;justify-content:center;gap:4px;max-width:100%;padding:10px 5px 8px;display:flex;overflow-x:auto}.meld-row{gap:8px;min-height:22px;display:flex}.meld{border:1px solid #ffffff1f;border-radius:6px;gap:2px;padding:3px;display:flex}.game-actions{flex-wrap:wrap;justify-content:center;gap:7px;display:flex}.game-actions .btn{min-height:38px;padding:0 13px;font-size:.8rem}.fullscreen-toolbar{flex-wrap:wrap;justify-content:flex-end;gap:7px;margin:0 0 10px;display:flex}.fullscreen-toolbar .btn{min-height:40px;padding:0 12px;font-size:.76rem}.bonus-area{gap:2px;min-height:18px;margin-top:3px;display:flex}.bonus-area:empty:after{content:"No Flowers";color:var(--dim);font-size:.58rem}.tile-number,.tile-letter{font-family:Avenir Next,sans-serif;font-size:1.55rem;font-weight:950}.dragon-name{text-transform:uppercase;letter-spacing:-.02em;font-family:Avenir Next,sans-serif;font-size:.7rem}.dragon-name.red{color:#b52622}.dragon-name.green{color:#087a50}.dragon-name.white{color:#4f5d58;text-shadow:0 0 1px #fff}.stick-grid,.ball-grid{flex-wrap:wrap;place-content:center;gap:2px;width:30px;min-height:30px;display:flex}.stick-grid i{background:linear-gradient(90deg,#0b6c48,#35a56f,#0b6c48);border-top:2px solid #d09f38;border-radius:3px;width:3px;height:11px;display:block}.ball-grid i{background:#e9d56d;border:2px solid #176e88;border-radius:50%;width:7px;height:7px;display:block}.flower-art{width:27px;height:27px;display:block;position:relative}.flower-art i{transform-origin:5px 12px;background:#d65278;border-radius:50% 50% 45%;width:11px;height:11px;position:absolute;top:1px;left:8px}.flower-art i:nth-child(2){transform:rotate(90deg)}.flower-art i:nth-child(3){transform:rotate(180deg)}.flower-art i:nth-child(4){transform:rotate(270deg)}.flower-art b{background:#e2b943;border-radius:50%;width:7px;height:7px;position:absolute;top:10px;left:10px}.tile.mini .stick-grid,.tile.mini .ball-grid{transform:scale(.62)}.tile.mini .tile-number,.tile.mini .tile-letter{font-size:.85rem}.tile.mini .dragon-name{font-size:.43rem}.tile.mini .flower-art{transform:scale(.65)}.pause-overlay{z-index:20;background:#020b09e0;flex-direction:column;justify-content:center;align-items:center;gap:18px;font-size:clamp(1.5rem,5vw,3rem);display:flex;position:absolute;inset:0}body.game-fullscreen{overscroll-behavior:none;touch-action:manipulation;overflow:hidden}mahjong-app.fullscreen-fallback,mahjong-app:fullscreen{z-index:9999;background:var(--night);padding:max(6px,env(safe-area-inset-top)) max(6px,env(safe-area-inset-right)) max(6px,env(safe-area-inset-bottom)) max(6px,env(safe-area-inset-left));display:block;position:fixed;inset:0;overflow:hidden}mahjong-app.fullscreen-fallback .app-shell,mahjong-app:fullscreen .app-shell{height:100%;min-height:0;padding:0}mahjong-app.fullscreen-fallback .topbar,mahjong-app.fullscreen-fallback footer,mahjong-app.fullscreen-fallback .app-shell>.notice,mahjong-app:fullscreen .topbar,mahjong-app:fullscreen footer,mahjong-app:fullscreen .app-shell>.notice{display:none}mahjong-app.fullscreen-fallback main,mahjong-app:fullscreen main{max-width:none;height:100%;margin:0;padding:0}mahjong-app.fullscreen-fallback .table-screen,mahjong-app:fullscreen .table-screen{grid-template-rows:auto auto minmax(0,1fr);max-width:none;height:100%;margin:0;display:grid}mahjong-app.fullscreen-fallback .game-hud,mahjong-app:fullscreen .game-hud{margin:0 6px 4px}mahjong-app.fullscreen-fallback .fullscreen-toolbar,mahjong-app:fullscreen .fullscreen-toolbar{margin:0 6px 5px}mahjong-app.fullscreen-fallback .mahjong-table,mahjong-app:fullscreen .mahjong-table{border-radius:30px;height:100%;min-height:0}.shop-item{flex-direction:column;display:flex}.swatch{border:1px solid var(--line);background:radial-gradient(circle at 30% 20%,#23705b,#09251f);border-radius:12px;height:90px;margin-bottom:18px}.swatch.plum{background:radial-gradient(circle at 30% 20%,#6b3545,#251018)}.swatch.ivory{background:repeating-linear-gradient(135deg,#efe8d2 0 14px,#c9bea3 14px 17px)}.swatch.gold{background:radial-gradient(circle,#d5ad5f,#4c3513)}.shop-item .price{justify-content:space-between;align-items:center;gap:10px;margin-top:auto;display:flex}.achievement.locked{opacity:.48}.form-row{border-bottom:1px solid var(--line);grid-template-columns:1fr auto;align-items:center;gap:20px;padding:18px 0;display:grid}select{border:1px solid var(--line);min-height:44px;color:var(--ink);background:#071713;border-radius:10px;padding:0 38px 0 12px}input[type=checkbox]{width:24px;height:24px;accent-color:var(--jade)}.rules-copy{max-width:850px}.rules-copy h2{margin-top:42px;font-size:2rem}.rules-copy h3{margin-top:28px}.rules-copy p,.rules-copy li{color:var(--muted);line-height:1.7}.rules-copy strong{color:var(--ink)}.update-bar{z-index:30;left:50%;bottom:max(18px,env(safe-area-inset-bottom));border:1px solid var(--jade);box-shadow:var(--shadow);background:#132c25;border-radius:14px;align-items:center;gap:12px;padding:12px 14px;display:flex;position:fixed;transform:translate(-50%)}dialog{width:min(480px,100% - 28px);color:var(--ink);box-shadow:var(--shadow);background:#0a1b17;border:1px solid #e7776659;border-radius:18px;padding:24px}dialog::backdrop{background:#000000b8}footer{max-width:1480px;color:var(--dim);border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:20px;margin:0 auto;padding:22px 0;font-size:.78rem;display:flex}@media (width<=900px){.topbar{flex-wrap:wrap;padding-bottom:10px}.topnav{order:3;width:100%;margin:0}.home-grid{grid-template-columns:1fr}.lobby{min-height:420px}.mahjong-table{border-width:8px;min-height:600px}.seat{min-width:128px;padding:6px 8px}.seat .avatar{width:30px;height:30px}.table-center{inset:25% 18% 34%}.tile{width:38px;height:53px}.seat.left{left:4px}.seat.right{right:4px}.opponent-rack.left{left:12px}.opponent-rack.right{right:12px}}@media (width<=560px){.brand{font-size:.78rem}.coin-pill{padding:7px 9px}.topnav button{padding:0 9px;font-size:.78rem}.section-head{display:block}.mahjong-table{border-radius:25px;height:calc(100dvh - 165px);min-height:560px}.game-hud h1{font-size:1.05rem}.seat{min-width:105px;font-size:.74rem}.seat.bottom{bottom:94px}.seat.left,.seat.right,.opponent-rack.left,.opponent-rack.right{top:42%}.table-center{inset:24% 15% 37%}.wall-count{width:58px;height:58px}.wall-count span{font-size:1.1rem}.status-message{margin-top:12px;font-size:.76rem}.tile{width:34px;height:48px;font-size:.9rem}.hand{justify-content:flex-start;width:100%}.human-zone{align-items:stretch}.game-actions{min-height:38px}.discard-pool{inset:22% 13% 38%}.discard-row{max-width:150px}.tile.mini{width:19px;height:26px}.opponent-rack .tile-back:nth-child(n+7){display:none}.form-row,.screen-grid{grid-template-columns:1fr}}@media (orientation:landscape) and (height<=650px){.topbar{min-height:48px}.topnav{order:initial;width:auto;margin-left:auto}.topnav button{min-height:36px}.table-screen{margin-top:-32px}.mahjong-table{height:calc(100dvh - 105px);min-height:440px}.seat.bottom{bottom:80px}.tile{width:34px;height:47px}.human-zone{bottom:4px}.hand{padding:4px}.table-center{inset:24% 22% 32%}mahjong-app.fullscreen-fallback .game-hud,mahjong-app:fullscreen .game-hud{align-items:start;min-height:52px;margin-bottom:2px}mahjong-app.fullscreen-fallback .game-hud h1,mahjong-app:fullscreen .game-hud h1{font-size:1rem}mahjong-app.fullscreen-fallback .hud-log,mahjong-app:fullscreen .hud-log{display:block}mahjong-app.fullscreen-fallback .fullscreen-toolbar,mahjong-app:fullscreen .fullscreen-toolbar{gap:5px;margin-bottom:3px}mahjong-app.fullscreen-fallback .fullscreen-toolbar .btn,mahjong-app:fullscreen .fullscreen-toolbar .btn{min-height:36px;padding:0 10px;font-size:.7rem}mahjong-app.fullscreen-fallback .table-center,mahjong-app:fullscreen .table-center{display:block;inset:8px auto auto 24%}mahjong-app.fullscreen-fallback .table-center .game-log,mahjong-app:fullscreen .table-center .game-log{display:none}mahjong-app.fullscreen-fallback .wall-count,mahjong-app:fullscreen .wall-count{width:46px;height:46px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}