.route-home{color:#d7bb7c;letter-spacing:.08em;border:1px solid #d7bb7c52;align-items:center;min-height:44px;padding:0 12px;font-size:11px;text-decoration:none;display:inline-flex}@layer reset{*{box-sizing:border-box}html,body{min-height:100%;margin:0}button{font:inherit}}@layer base{:root{--ink:#07110f;--ink-deep:#020706;--panel:#0a1814db;--panel-line:#b49c652e;--gold:#cbb176;--gold-bright:#ead69e;--jade:#63b493;--muted:#789086;--wood:#b9844f;--wood-light:#d3a56c;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}body{color:#e6ddc7;background:#020806;font-family:Noto Serif TC,Songti TC,PMingLiU,Georgia,serif;overflow-x:hidden}button{-webkit-tap-highlight-color:transparent}button:focus-visible{outline-offset:3px;outline:2px solid #e7ce8e}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;width:1px;height:1px;position:fixed;overflow:hidden}}@layer components{.game-shell{isolation:isolate;background:linear-gradient(#020907e3,#020806f2),repeating-linear-gradient(118deg,#0000 0 42px,#b1975b06 43px 44px),radial-gradient(circle at 50% 35%,#1b3a2e 0,#06130f 38%,#020706 72%);min-height:100dvh;position:relative;overflow:hidden}.game-shell:before{content:"";z-index:-2;opacity:.24;background-image:linear-gradient(90deg,#0000 49.8%,#cbb1761f 50%,#0000 50.2%),linear-gradient(#0000 49.8%,#cbb17614 50%,#0000 50.2%);background-size:210px 210px;position:fixed;inset:0;-webkit-mask-image:radial-gradient(circle,#000,#0000 78%);mask-image:radial-gradient(circle,#000,#0000 78%)}.ambient{z-index:-1;filter:blur(90px);pointer-events:none;border-radius:50%;position:fixed}.ambient-one{background:#1659402b;width:40vw;height:40vw;top:-18vw;left:-10vw}.ambient-two{background:#7836201f;width:42vw;height:42vw;bottom:-18vw;right:-12vw}.topbar{z-index:20;-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);background:#030c09d1;border-bottom:1px solid #bea0632e;grid-template-columns:auto auto 1fr auto auto;align-items:center;min-height:76px;padding:10px 28px;display:grid;position:relative;box-shadow:0 12px 40px #0003}.brand-mark{color:#f3dfb3;background:linear-gradient(145deg,#863a29,#451a17);border:1px solid #9a643f;place-items:center;width:45px;height:45px;margin-right:13px;font-size:23px;display:grid;box-shadow:inset 0 0 0 3px #3b1513,inset 0 0 0 4px #e7b77040,0 8px 24px #00000059}.brand-copy p,.eyebrow{color:#687d73;letter-spacing:.32em;margin:0;font:7px/1.2 Arial,sans-serif}.brand-copy h1{color:#e9d5a5;letter-spacing:.2em;margin:3px 0 0;font-size:18px;font-weight:500}.top-status{align-items:center;gap:10px;min-width:190px;margin-right:24px;display:flex}.top-status small,.top-status strong{display:block}.top-status small{color:#61766c;letter-spacing:.12em;font:7px Arial,sans-serif}.top-status strong{color:#c8ba97;letter-spacing:.12em;margin-top:4px;font-size:10px;font-weight:500}.status-dot{background:#5cb892;border-radius:50%;width:8px;height:8px;box-shadow:0 0 15px #5cb892b3}.status-dot.thinking{background:#e0bb6b;animation:1s infinite status-pulse;box-shadow:0 0 17px #e0bb6bb3}@keyframes status-pulse{50%{opacity:.35;transform:scale(.75)}}.top-actions{gap:7px;display:flex}.top-actions button{color:#8da096;cursor:pointer;letter-spacing:.08em;background:#0b1d17b8;border:1px solid #9f916e33;min-height:34px;padding:0 13px;font:8px Arial,sans-serif}.top-actions button:hover{color:#e1c989;border-color:#9f8758}.game-layout{z-index:2;grid-template-columns:minmax(205px,250px) minmax(470px,690px) minmax(205px,250px);justify-content:center;align-items:start;gap:clamp(16px,2vw,34px);width:min(1450px,100%);min-height:calc(100dvh - 76px);margin:0 auto;padding:clamp(22px,3vh,38px) 24px 26px;display:grid;position:relative}.side-panel{border:1px solid var(--panel-line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:linear-gradient(150deg,#0c1f19d1,#030c09e0);margin-top:48px;padding:20px;position:relative;box-shadow:inset 0 0 0 4px #040e0bb8,0 22px 70px #00000042}.side-panel:before{content:"";pointer-events:none;border:1px solid #c09f5b12;position:absolute;inset:7px}.side-panel h2{color:#d9c699;letter-spacing:.18em;margin:5px 0 18px;font-size:16px;font-weight:500}.player-card{z-index:1;background:#020a086b;border:1px solid #8f9e931c;grid-template-columns:38px 1fr auto;align-items:center;gap:10px;padding:10px;transition:all .25s;display:grid;position:relative}.player-card.active{background:#2a3a2b61;border-color:#c29f5b6b;transform:translate(3px);box-shadow:inset 3px 0 #b08b4f}.player-card small,.player-card strong{display:block}.player-card small{color:#5d7068;letter-spacing:.11em;font:6px Arial,sans-serif}.player-card strong{color:#c8bb9a;letter-spacing:.08em;margin-top:4px;font-size:9px;font-weight:500}.player-card em{color:#6e8278;font:8px Arial,sans-serif}.mini-stone{border-radius:50%;flex:none;width:31px;height:31px;display:inline-block}.mini-stone.black,.record-stone.black{background:radial-gradient(circle at 35% 28%,#435049,#111916 40%,#020403 82%);box-shadow:inset -3px -4px 7px #000,0 4px 7px #00000073}.mini-stone.white,.record-stone.white{background:radial-gradient(circle at 35% 26%,#fffdf2,#d7ceb6 46%,#9f957e 100%);border:1px solid #d0c5aa;box-shadow:inset -3px -4px 7px #56493438,0 4px 8px #00000059}.versus{color:#715b38;align-items:center;gap:8px;padding:8px 5px;display:flex}.versus span{background:#9a814e26;flex:1;height:1px}.versus b{font-size:8px;font-weight:400}.match-facts{grid-template-columns:1fr 1fr;gap:7px;margin-top:18px;display:grid}.match-facts span{background:#020a0747;border:1px solid #83978b1a;padding:10px}.match-facts small,.match-facts b{display:block}.match-facts small{color:#63766e;letter-spacing:.15em;font:6px Arial,sans-serif}.match-facts b{color:#d3bc86;margin-top:5px;font:400 15px Georgia,serif}.session-score{border-top:1px solid #8d9c8f1a;margin-top:18px;padding-top:14px}.session-score>p{color:#6c7e75;letter-spacing:.13em;margin:0 0 8px;font-size:8px}.session-score>div{grid-template-columns:repeat(3,1fr);display:grid}.session-score span{text-align:center;border-left:1px solid #8b9b8f1a}.session-score span:first-child{border-left:0}.session-score b,.session-score small{display:block}.session-score b{color:#d2bf90;font:400 18px Georgia,serif}.session-score small{color:#52665d;margin-top:3px;font:7px Arial,sans-serif}.rule-note{color:#566960;letter-spacing:.08em;margin:18px 0 0;font:7px/1.8 Arial,sans-serif}.board-stage{min-width:0}.stage-heading{justify-content:space-between;align-items:end;min-height:40px;margin:0 8px 8px;display:flex}.stage-heading p{color:#7d6a45;letter-spacing:.2em;margin:0;font:7px Arial,sans-serif}.stage-heading h2{color:#dac99e;letter-spacing:.14em;margin:4px 0 0;font-size:14px;font-weight:500}.stage-heading>span{color:#5f746b;letter-spacing:.08em;font:7px Arial,sans-serif}.board-frame{aspect-ratio:1;background:linear-gradient(90deg,#34180b3d,#0000 10% 90%,#34180b3d),linear-gradient(135deg,#9a6336,#cb9560 48%,#a66e3e 100%);border:1px solid #7e5934;width:100%;padding:clamp(27px,4.6vw,43px);position:relative;box-shadow:inset 0 0 0 5px #26140a,inset 0 0 0 7px #8b6038,inset 0 0 35px #401c088c,0 28px 70px #0000006b}.board-frame:before{content:"";pointer-events:none;border:1px solid #eec78933;position:absolute;inset:12px;box-shadow:inset 0 0 0 4px #3f200e61}.board-grid{z-index:2;grid-template-rows:repeat(15,1fr);grid-template-columns:repeat(15,1fr);width:100%;height:100%;display:grid;position:relative}.intersection{min-width:0;min-height:0;color:inherit;cursor:crosshair;background:0 0;border:0;place-items:center;padding:0;display:grid;position:relative}.intersection:before,.intersection:after{content:"";z-index:-1;pointer-events:none;background:#271a0fb3;position:absolute}.intersection:before{height:1px;top:calc(50% - .5px);left:0;right:0}.intersection:after{width:1px;top:0;bottom:0;left:calc(50% - .5px)}.intersection:nth-child(-n+15):after{top:50%}.intersection:nth-last-child(-n+15):after{bottom:50%}.intersection:nth-child(15n+1):before{left:50%}.intersection:nth-child(15n):before{right:50%}.intersection.empty:hover::marker{display:none}.intersection.empty:hover:not(.pending):before{box-shadow:0 0 10px #ffe0a624}.star{background:#3e2918;border-radius:50%;width:6px;height:6px;box-shadow:0 0 0 1px #3d231047}.stone{z-index:3;aspect-ratio:1;border-radius:50%;place-items:center;width:82%;animation:.18s cubic-bezier(.2,.8,.25,1.25) both stone-drop;display:grid;position:absolute}@keyframes stone-drop{0%{opacity:.2;transform:translateY(-35%)scale(.7)}to{opacity:1;transform:none}}.stone.black{background:radial-gradient(circle at 34% 26%,#4a554f 0,#18201c 28%,#050806 70%,#000 100%);box-shadow:inset -4px -5px 7px #000,inset 2px 2px 4px #ffffff21,0 4px 6px #210f0599}.stone.white{background:radial-gradient(circle at 34% 25%,#fffdf3 0,#e7dcc4 35%,#bbae93 80%,#8d8068 100%);border:1px solid #685b4399;box-shadow:inset -4px -5px 8px #46362133,inset 2px 2px 4px #ffffffd9,0 4px 7px #2d17087a}.intersection.last .stone i{background:#a84231;border-radius:50%;width:22%;height:22%;box-shadow:0 0 0 1px #ffdea880,0 0 7px #b637239e}.intersection.winning .stone{animation:1s ease-in-out infinite alternate winner-pulse;box-shadow:0 0 0 2px #e7c978,0 0 17px 4px #e7c978b8,inset -4px -5px 7px #00000059}@keyframes winner-pulse{to{filter:brightness(1.15);transform:scale(1.09)}}.ghost-stone{z-index:3;aspect-ratio:1;background:#141f1957;border:1px dashed #fff0c4e0;border-radius:50%;width:78%;position:absolute;box-shadow:0 0 14px #ffdc9d40}.coordinate{z-index:5;color:#382112b8;pointer-events:none;font:7px Arial,sans-serif;position:absolute}.coordinate.col{top:calc(-1*clamp(21px,3vw,30px))}.coordinate.row{left:calc(-1*clamp(22px,3vw,31px))}.frame-corner{z-index:4;pointer-events:none;border-style:solid;border-color:#e3b76ba6;width:23px;height:23px;position:absolute}.corner-a{border-width:1px 0 0 1px;top:16px;left:16px}.corner-b{border-width:1px 1px 0 0;top:16px;right:16px}.corner-c{border-width:0 0 1px 1px;bottom:16px;left:16px}.corner-d{border-width:0 1px 1px 0;bottom:16px;right:16px}.thinking-veil{z-index:8;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#040e0b9e;align-content:center;place-items:center;display:grid;position:absolute;inset:12px}.thinking-veil span{border:1px solid #dfc07c38;border-top-color:#dfc07b;border-radius:50%;width:32px;height:32px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.thinking-veil p{color:#ead39b;letter-spacing:.18em;margin:12px 0 0;font-size:12px}.thinking-veil small{color:#71857b;letter-spacing:.1em;margin-top:5px;font:7px Arial,sans-serif}.confirm-bar{background:#081712e0;border:1px solid #ba9b5c47;justify-content:center;align-items:center;gap:7px;margin-top:10px;padding:8px;display:flex}.confirm-bar span{color:#8da097;margin-right:auto;font-size:9px}.confirm-bar span b{color:#e6cb8b;font:13px Georgia,serif}.confirm-bar button{color:#7f9188;cursor:pointer;background:#07130f;border:1px solid #9a907038;height:31px;padding:0 12px;font-size:8px}.confirm-bar button.confirm{color:#f0d79d;background:#334027;border-color:#a88245}.board-controls{grid-template-columns:repeat(3,1fr);gap:7px;margin-top:12px;display:grid}.board-controls button{color:#768b81;cursor:pointer;text-align:left;background:#071611bd;border:1px solid #949c9124;grid-template-rows:auto auto;grid-template-columns:26px 1fr;align-items:center;min-height:50px;padding:7px 10px;display:grid}.board-controls button:hover:not(:disabled){color:#e5ce94;background:#172c21cc;border-color:#a8884d}.board-controls button:disabled{opacity:.35;cursor:not-allowed}.board-controls button>span{color:#b09356;grid-row:1/3;font:18px Georgia,serif}.board-controls b{letter-spacing:.11em;font-size:8px;font-weight:500}.board-controls small{color:#52675e;font:6px Arial,sans-serif}.record-panel{flex-direction:column;height:min(650px,100dvh - 165px);min-height:420px;display:flex}.record-title{z-index:1;justify-content:space-between;align-items:start;display:flex;position:relative}.record-title span{color:#786643;font:11px Georgia,serif}.move-list{z-index:1;scrollbar-width:thin;scrollbar-color:#41594e transparent;flex:1;min-height:0;position:relative;overflow-y:auto}.move-list>div:not(.empty-record){color:#72847b;border-bottom:1px solid #84968a14;grid-template-columns:25px 15px 1fr auto;align-items:center;gap:7px;min-height:34px;padding:5px 7px;display:grid}.move-list>div.latest{color:#dcc58f;background:#36301c47;border:1px solid #b4935338}.move-list em{color:#586c63;font:7px Arial,sans-serif}.move-list b{font:400 11px Georgia,serif}.move-list small{font:7px Arial,sans-serif}.record-stone{border-radius:50%;width:12px;height:12px}.empty-record{color:#54675f;text-align:center;align-content:center;place-items:center;min-height:170px;display:grid}.empty-record b{letter-spacing:.16em;font-size:10px;font-weight:400}.empty-record span{margin-top:6px;font:7px Arial,sans-serif}.record-footer{z-index:1;border-top:1px solid #85978b1a;align-items:center;gap:10px;padding-top:14px;display:flex;position:relative}.seal{color:#a85843;border:1px solid #733729;place-items:center;width:29px;height:29px;font-size:14px;display:grid}.record-footer p{color:#50635a;margin:0;font:6px/1.6 Arial,sans-serif}.result-banner{z-index:80;overscroll-behavior:contain;padding:max(24px, env(safe-area-inset-top)) 24px max(24px, env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);text-align:center;background:#010705c2;align-content:safe center;place-items:center;display:grid;position:fixed;inset:0;overflow-y:auto}.result-stone{border-radius:50%;place-items:center;width:92px;height:92px;display:grid}.result-stone.black{background:radial-gradient(circle at 35% 28%,#46524b,#101714 43%,#020403 82%);box-shadow:0 14px 40px #000,inset 2px 2px 5px #ffffff1f}.result-stone.white{color:#513e29;background:radial-gradient(circle at 35% 28%,#fffdf2,#d3c9b0 52%,#968b74);box-shadow:0 14px 40px #000,inset 2px 2px 6px #fff}.result-stone span{font-size:25px}.result-banner>p{color:#7b6844;letter-spacing:.32em;margin:17px 0 0;font:7px Arial,sans-serif}.result-banner h2{color:#ecd7a6;letter-spacing:.16em;margin:7px 0;font-size:27px;font-weight:400}.result-banner>span{color:#71857b;font:8px Arial,sans-serif}.result-actions{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;width:min(720px,100%);margin-top:21px;display:grid}.result-actions button,.result-actions a{color:#82958b;cursor:pointer;letter-spacing:.1em;background:#07130f;border:1px solid #a4946e42;place-items:center;min-width:0;min-height:44px;padding:0 14px;font-size:9px;text-decoration:none;display:grid}.result-actions a:hover,.result-actions button:hover{color:#d5c08e;border-color:#dabf8494}.result-actions .primary{color:#f0d9a0;background:linear-gradient(135deg,#5b4222,#1a3e2f);border-color:#b28b4a}.setup-overlay{z-index:100;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);background:#010705d6;place-items:center;padding:20px;display:grid;position:fixed;inset:0;overflow-y:auto}.setup-card{background:linear-gradient(145deg,#10271f,#040d0a 60%,#0c1914);border:1px solid #c9a7638c;width:min(760px,100%);padding:25px;position:relative;box-shadow:inset 0 0 0 5px #06120e,inset 0 0 0 6px #c29e581f,0 40px 120px #000000b3}.setup-card:before{content:"";pointer-events:none;border:1px solid #c59f5914;position:absolute;inset:12px}.setup-close{z-index:5;color:#7c8e85;cursor:pointer;background:#06110d;border:1px solid #979d9124;width:44px;height:44px;font-size:20px;position:absolute;top:12px;right:12px}.setup-close:disabled{opacity:.2;cursor:default}.setup-intro{z-index:1;text-align:center;position:relative}.setup-seal{color:#edcf98;background:#65271e;border:1px solid #9a593d;place-items:center;width:42px;height:42px;margin:0 auto 9px;font-size:20px;display:grid;box-shadow:inset 0 0 0 3px #35120f}.setup-intro p{color:#746d55;letter-spacing:.32em;margin:0;font:7px Arial,sans-serif}.setup-intro h2{color:#ecd7a5;letter-spacing:.24em;margin:5px 0 4px;font-size:27px;font-weight:500}.setup-intro small{color:#71847b;letter-spacing:.1em;font-size:8px}.setup-section{z-index:1;border-top:1px solid #8c9d911c;margin-top:18px;padding-top:13px;position:relative}.setup-section>p,.stone-choice>div p{color:#a89b7b;letter-spacing:.15em;margin:0 0 9px;font-size:8px}.mode-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.mode-grid button,.difficulty-grid button{color:#70847a;cursor:pointer;text-align:left;background:#040e0b94;border:1px solid #8b9d9124;min-width:0;transition:all .2s;position:relative}.mode-grid button{grid-template-rows:auto auto;grid-template-columns:38px 1fr;align-items:center;gap:2px 10px;min-height:65px;padding:10px;display:grid}.mode-grid button>span{color:#c3a765;border:1px solid #b9975347;grid-row:1/3;place-items:center;width:36px;height:36px;font-size:12px;display:grid}.mode-grid button b,.mode-grid button small,.difficulty-grid button b,.difficulty-grid button small{display:block}.mode-grid button b{color:#c7b995;letter-spacing:.12em;font-size:9px;font-weight:500}.mode-grid button small{color:#5d7268;font:7px Arial,sans-serif}.mode-grid button.active,.difficulty-grid button.active{background:linear-gradient(135deg,#5a411f52,#1232258c);border-color:#ad894d;transform:translateY(-1px);box-shadow:inset 0 -2px #b98e49}.difficulty-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;display:grid}.difficulty-grid button{min-height:79px;padding:10px}.difficulty-grid button>span{float:right;color:#725f3c;font:8px Georgia,serif}.difficulty-grid button b{color:#cbbd98;letter-spacing:.12em;font-size:10px;font-weight:500}.difficulty-grid button small{color:#5d7168;margin-top:6px;font:7px/1.55 Arial,sans-serif}.stone-choice{grid-template-columns:1fr auto auto;align-items:center;gap:7px;display:grid}.stone-choice>div p{margin-bottom:3px}.stone-choice>div small{color:#53675e;font:7px Arial,sans-serif}.stone-choice>button{color:#758980;cursor:pointer;background:#06120e;border:1px solid #8e9d9124;align-items:center;gap:8px;min-height:43px;padding:5px 12px 5px 6px;font-size:8px;display:flex}.stone-choice>button .mini-stone{width:28px;height:28px}.stone-choice>button.active{color:#e6cd91;background:#172b21;border-color:#ab874b}.setup-rules{z-index:1;background:#28201033;border:1px solid #a48e5e26;align-items:center;gap:12px;margin-top:17px;padding:10px;display:flex;position:relative}.setup-rules>span{color:#d0ae68;min-width:59px;font:16px Georgia,serif}.setup-rules p{margin:0}.setup-rules b,.setup-rules small{display:block}.setup-rules b{color:#9e9478;letter-spacing:.12em;font-size:8px;font-weight:500}.setup-rules small{color:#53675e;margin-top:3px;font:7px Arial,sans-serif}.start-button{z-index:1;color:#f1dba3;cursor:pointer;background:linear-gradient(115deg,#6c4b25,#224b38 58%,#18372b);border:1px solid #ba914f;place-items:center;width:100%;min-height:52px;margin-top:13px;display:grid;position:relative;box-shadow:inset 0 0 20px #0003}.start-button:hover{filter:brightness(1.13)}.start-button span{letter-spacing:.2em;font-size:11px}.start-button small{color:#a8ad91;letter-spacing:.08em;margin-top:2px;font:7px Arial,sans-serif}@media (max-width:1120px){.game-layout{grid-template-columns:minmax(180px,220px) minmax(460px,640px)}.record-panel{grid-column:1/-1;grid-template-columns:150px 1fr 175px;align-items:center;width:100%;height:112px;min-height:0;margin-top:0;display:grid}.record-title h2{margin-bottom:0}.move-list{height:58px;display:flex;overflow:auto hidden}.move-list>div:not(.empty-record){border-bottom:0;border-right:1px solid #84968a14;flex:0 0 98px;grid-template-rows:1fr 1fr;grid-template-columns:20px 12px 1fr}.move-list small{grid-column:2/4}.empty-record{width:100%;min-height:58px}.record-footer{border-top:0;border-left:1px solid #85978b1a;padding:0 0 0 13px}}@media (max-width:780px){.topbar{grid-template-columns:auto 1fr auto;min-height:65px;padding:8px 12px}.brand-mark,.brand-copy p{display:none}.brand-copy h1{font-size:15px}.top-status{min-width:0;margin-right:8px}.top-status small{display:none}.top-actions{grid-column:1/-1;justify-content:flex-end;padding-top:6px;display:flex}.top-actions button{min-height:42px}.game-layout{flex-direction:column;min-height:calc(100dvh - 65px);padding:13px 8px 20px;display:flex}.board-stage{width:100%}.stage-heading{min-height:35px}.stage-heading>span{display:none}.board-frame{padding:29px}.side-panel{width:100%;margin-top:0}.match-panel{order:2;grid-template-columns:1fr auto 1fr;align-items:center;gap:6px;padding:13px;display:grid}.match-panel>.eyebrow,.match-panel>h2,.session-score,.rule-note{display:none}.player-card{grid-template-columns:29px 1fr;padding:7px}.player-card em{display:none}.player-card .mini-stone{width:27px;height:27px}.versus{padding:0}.versus span{display:none}.match-facts{grid-column:1/-1;margin-top:2px}.match-facts span{text-align:center;padding:6px}.record-panel{order:3;grid-template-columns:100px 1fr;height:92px;padding:12px;display:grid}.record-footer{display:none}.record-title h2{font-size:12px}.record-title span{display:none}.move-list{height:54px}.board-controls{margin-top:8px}.board-controls button{min-height:45px;padding:5px 7px}.board-controls button>span{font-size:15px}.board-controls small{display:none}.setup-overlay{align-items:start;padding:8px}.setup-card{margin:8px 0;padding:18px 13px 13px}.setup-intro h2{font-size:22px}.setup-intro small{display:none}.setup-seal{width:36px;height:36px;margin-bottom:6px}.difficulty-grid button{min-height:70px;padding:8px}}@media (max-width:520px){.setup-overlay{overflow:hidden}.setup-card{max-height:calc(100dvh - 12px);padding-bottom:76px;overflow-y:auto}.setup-card .start-button{z-index:4;right:12px;bottom:max(8px, env(safe-area-inset-bottom));width:auto;margin:0;position:fixed;left:12px;box-shadow:0 -16px 34px #010705b8,inset 0 0 0 1px #ffffff14}.board-frame{padding:24px;box-shadow:inset 0 0 0 4px #26140a,inset 0 0 0 6px #8b6038,0 17px 40px #0006}.board-frame:before{inset:9px}.coordinate{font-size:6px}.coordinate.col{top:-18px}.coordinate.row{left:-19px}.frame-corner{width:16px;height:16px}.corner-a{top:11px;left:11px}.corner-b{top:11px;right:11px}.corner-c{bottom:11px;left:11px}.corner-d{bottom:11px;right:11px}.stone{width:88%}.star{width:4px;height:4px}.mode-grid button{grid-template-columns:31px 1fr;padding:7px}.mode-grid button>span{width:30px;height:30px}.mode-grid button small{display:none}.difficulty-grid{gap:5px}.difficulty-grid button small{display:none}.difficulty-grid button{min-height:49px}.stone-choice{grid-template-columns:1fr 1fr}.stone-choice>div{grid-column:1/-1}.stone-choice>button{justify-content:center}.setup-rules small{line-height:1.4}.result-banner h2{font-size:22px}.result-actions{grid-template-columns:1fr;width:min(260px,100%)}}@media (max-width:780px) and (max-height:500px) and (orientation:landscape){.topbar{grid-template-columns:auto 1fr auto;height:52px;min-height:52px;padding:4px 9px}.top-actions{grid-column:auto;padding:0}.top-actions button{min-height:44px}.game-layout{grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(220px,calc(100svh - 150px)) minmax(210px,1fr);gap:8px;height:calc(100svh - 52px);min-height:0;padding:4px 8px;display:grid;overflow:hidden}.board-stage{grid-column:1;align-self:center;width:min(100%,100svh - 150px)}.stage-heading{min-height:22px}.stage-heading p,.stage-heading>span{display:none}.board-frame{padding:17px}.board-controls{margin-top:3px}.board-controls button{min-height:40px}.match-panel{order:initial;grid-column:2;grid-template-columns:1fr 1fr;align-content:start;width:100%;height:100%;min-height:0;margin:0;padding:8px;display:grid;overflow:auto}.player-card{grid-template-columns:26px 1fr;min-height:47px}.player-card .mini-stone{width:24px;height:24px}.match-facts{grid-column:1/-1}.record-panel{display:none}.setup-overlay{overflow:hidden}.setup-card{width:min(720px,100%);max-height:calc(100svh - 8px);margin:0;padding:10px 12px 72px;overflow-y:auto}.setup-intro{display:none}.setup-section{margin-top:7px}.setup-card .start-button{z-index:5;right:12px;bottom:max(6px, env(safe-area-inset-bottom));width:auto;margin:0;position:fixed;left:12px}}@media (min-width:781px) and (max-height:900px){.topbar{min-height:62px;padding:6px 20px}.brand-mark{width:38px;height:38px;margin-right:10px;font-size:20px}.brand-copy h1{margin-top:1px;font-size:16px}.top-status{margin-right:16px}.top-actions button{min-height:36px}.game-layout{gap:14px;min-height:calc(100dvh - 62px);padding:8px 16px 10px}.board-stage{justify-self:center;width:min(100%,100dvh - 174px);max-width:690px;position:relative}.stage-heading{min-height:32px;margin:0 6px 6px}.stage-heading h2{margin-top:2px;font-size:13px}.board-frame{padding:clamp(24px,3.4vw,34px)}.board-frame:before{inset:10px}.coordinate.col{top:calc(-1*clamp(18px,2.4vw,24px))}.coordinate.row{left:calc(-1*clamp(19px,2.4vw,25px))}.frame-corner{width:18px;height:18px}.corner-a{top:13px;left:13px}.corner-b{top:13px;right:13px}.corner-c{bottom:13px;left:13px}.corner-d{bottom:13px;right:13px}.board-controls{margin-top:8px}.board-controls button{min-height:42px;padding-block:4px}.confirm-bar{z-index:12;width:min(92%,460px);margin:0;position:absolute;bottom:50px;left:50%;transform:translate(-50%);box-shadow:0 12px 34px #00000075}.side-panel{margin-top:38px;padding:14px}.side-panel h2{margin-bottom:12px}.player-card{grid-template-columns:32px 1fr auto;gap:7px;padding:7px}.player-card .mini-stone{width:27px;height:27px}.versus{padding:5px}.match-facts{margin-top:10px}.match-facts span{padding:7px}.match-facts b{margin-top:2px;font-size:13px}.session-score{margin-top:10px;padding-top:9px}.session-score>p{margin-bottom:5px}.session-score b{font-size:15px}.rule-note{margin-top:10px;line-height:1.55}.record-panel{height:calc(100dvh - 118px);min-height:0}.record-footer{padding-top:9px}.setup-overlay{padding:6px}.setup-card{width:min(820px,100%);padding:14px 18px}.setup-card:before{inset:8px}.setup-close{width:36px;height:36px;top:9px;right:9px}.setup-seal{width:32px;height:32px;margin-bottom:4px;font-size:16px}.setup-intro h2{margin:2px 0;font-size:21px}.setup-intro small{display:none}.setup-section{margin-top:9px;padding-top:7px}.setup-section>p,.stone-choice>div p{margin-bottom:6px}.mode-grid button{min-height:48px;padding:6px 9px}.mode-grid button>span{width:31px;height:31px}.gatekeeper-card-portrait{flex-basis:52px;height:52px}.gatekeeper-card-copy{padding:6px 8px 7px}.gatekeeper-card-copy>span{-webkit-line-clamp:1;margin-top:2px}.stone-choice>button{min-height:37px}.stone-choice>button .mini-stone{width:25px;height:25px}.setup-rules{margin-top:8px;padding:6px 9px}.start-button{min-height:44px;margin-top:8px}}@media (min-width:960px) and (max-width:1120px) and (max-height:900px){.game-layout{grid-template-columns:minmax(155px,190px) minmax(420px,1fr) minmax(155px,190px)}.record-panel{grid-column:auto;width:auto;margin-top:38px;display:flex}.record-title h2{margin-bottom:12px}.move-list{height:auto;display:block;overflow:hidden auto}.move-list>div:not(.empty-record){border-bottom:1px solid #84968a14;border-right:0;grid-template-rows:1fr 1fr;grid-template-columns:21px 12px 1fr;min-height:32px;display:grid}.move-list small{grid-column:2/4}.record-footer{border-top:1px solid #85978b1a;border-left:0;padding-left:0}}@media (min-width:781px) and (max-width:959px) and (max-height:900px){.game-layout{grid-template-columns:minmax(155px,185px) minmax(0,1fr)}.record-panel{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}}.game-shell small{font-size:max(10px,.65rem);line-height:1.4}.game-shell .brand-copy p,.game-shell .eyebrow{font-size:9px}.game-shell .top-actions button,.game-shell .board-controls button{min-height:42px;font-size:10px}.intersection.threat-line:after{content:"";z-index:2;aspect-ratio:1;pointer-events:none;border:1px solid #ffc95bb8;border-radius:50%;width:32%;position:absolute;box-shadow:0 0 12px #ffb03f80}.intersection.threat-endpoint:before{content:"";z-index:3;aspect-ratio:1;pointer-events:none;border:2px solid #ffbf4a;width:54%;position:absolute;transform:rotate(45deg);box-shadow:0 0 16px #ffac37bf}.threat-teaching{color:#aeb9ae;background:#0f120fcc;border:1px solid #c59a513d;grid-template-columns:auto 1fr;align-items:center;gap:10px;margin-top:9px;padding:9px 12px;display:grid}.threat-teaching>span{color:#e6bc67;letter-spacing:.12em;border:1px solid;padding:5px 8px;font-size:9px;font-weight:800}.threat-teaching.block>span{color:#ef8270}.threat-teaching p{margin:0;font-size:10px;line-height:1.55}.go-shell{--gold:#d1b779;--gold-bright:#f0dda5;--jade:#7aa995;--wood:#b77b43;--wood-light:#d7aa70;background:linear-gradient(#040a09db,#020706f5),radial-gradient(circle at 50% 27%,#64847647,#0000 34%),repeating-linear-gradient(118deg,#0000 0 42px,#cdb88906 43px 44px),linear-gradient(145deg,#17231e,#020706 72%)}.go-shell .brand-mark,.go-shell .setup-seal{background:linear-gradient(145deg,#6e5132,#2c2117);border-color:#8a6840;box-shadow:inset 0 0 0 3px #241a12,inset 0 0 0 4px #efd09033,0 8px 24px #00000059}.go-board{background:linear-gradient(90deg,#43220d2e,#0000 9% 91%,#43220d2e),repeating-linear-gradient(4deg,#0000 0 26px,#5930160b 27px 28px),linear-gradient(135deg,#a86d38,#d7a665 48%,#aa713d 100%)}.go-board .board-grid{grid-template-columns:repeat(var(--go-size), 1fr);grid-template-rows:repeat(var(--go-size), 1fr)}.go-board .intersection:before{left:0;right:0}.go-board .intersection:after{top:0;bottom:0}.go-board .intersection.top-edge:after{top:50%}.go-board .intersection.bottom-edge:after{bottom:50%}.go-board .intersection.left-edge:before{left:50%}.go-board .intersection.right-edge:before{right:50%}.go-board .stone{width:86%}.go-board .star{width:7px;height:7px}.go-board.size-13 .stone{width:88%}.go-board.size-13 .star{width:6px;height:6px}.go-board.size-19 .stone{width:91%}.go-board.size-19 .star{width:5px;height:5px}.go-board.size-19 .coordinate{font-size:6px}.go-board.size-19 .intersection.last .stone i{width:28%;height:28%}.board-size-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.board-size-grid button{color:#70847a;cursor:pointer;text-align:left;background:#040e0b94;border:1px solid #8b9d9124;min-width:0;min-height:66px;padding:9px 10px;transition:all .2s}.board-size-grid button b,.board-size-grid button span,.board-size-grid button small{display:block}.board-size-grid button b{color:#d4bd86;font:18px Georgia,serif}.board-size-grid button span{color:#c7b995;letter-spacing:.12em;margin-top:3px;font-size:9px}.board-size-grid button small{color:#5d7268;margin-top:4px;font:7px/1.45 Arial,sans-serif}.board-size-grid button.active{background:linear-gradient(135deg,#5a411f52,#1232258c);border-color:#ad894d;transform:translateY(-1px);box-shadow:inset 0 -2px #b98e49}.go-board.is-scoring .intersection.has-black,.go-board.is-scoring .intersection.has-white{cursor:pointer}.go-board.is-scoring .intersection.empty{cursor:default}.go-board .intersection.dead .stone{opacity:.34;filter:grayscale(.6);transform:scale(.86)}.go-board .intersection.dead .stone:after{content:"×";aspect-ratio:1;color:#9b3329;background:#f4ddaacc;border-radius:50%;place-items:center;width:58%;font:700 15px/1 Arial,sans-serif;display:grid}.territory-mark{z-index:2;aspect-ratio:1;pointer-events:none;border:1px solid #2f23158a;width:25%;position:absolute;transform:rotate(45deg)}.territory-mark.black{background:#121814c7}.territory-mark.white{background:#f6eacbd1;border-color:#735e3da6}.territory-mark.preview{opacity:.38;filter:saturate(.72);border-style:dashed}.territory-preview{color:#8b7759;background:#221d14c7;border:1px solid #7b654238;align-items:center;gap:12px;margin-top:8px;padding:8px 11px;display:flex}.territory-preview b{color:#493820;font-size:11px}.territory-preview span{font-size:9px;line-height:1.45}.last-pass{color:#b68f4f;margin-left:5px}.record-pass{color:#9a8358;letter-spacing:.08em;font-size:9px}.score-review{background:linear-gradient(110deg,#47381d6b,#081913e0);border:1px solid #ceae6b59;grid-template-columns:1fr auto;align-items:center;gap:12px;margin-top:10px;padding:11px 12px;display:grid}.score-review h3{color:#e8cf95;letter-spacing:.12em;margin:0;font-size:12px;font-weight:500}.score-review p{color:#7d9086;margin:4px 0 0;font-size:10px;line-height:1.55}.score-review strong{color:#ead49c}.score-actions{gap:7px;display:flex}.score-actions button{color:#899b92;cursor:pointer;background:#07130f;border:1px solid #ae97644d;min-height:42px;padding:0 12px;font-size:10px}.score-actions .confirm{color:#f2dda8;background:linear-gradient(135deg,#614723,#254738);border-color:#b78e4b}.go-shell .board-controls{grid-template-columns:repeat(6,minmax(0,1fr))}.go-shell .result-banner{overflow-y:auto}.go-shell .result-banner .postgame-review{width:min(720px,100%)}.score-ledger{grid-template-columns:1fr auto 1fr;align-items:center;gap:14px;width:min(430px,100%);margin-top:16px;display:grid}.score-ledger span{background:#06120eb8;border:1px solid #b49c6933;gap:3px;padding:10px;display:grid}.score-ledger span:first-child{text-align:right}.score-ledger small{color:#71857b;font-size:10px}.score-ledger b{color:#ead39b;font:22px Georgia,serif}.score-ledger>i{color:#705d3d;font-style:normal}@media (min-width:781px) and (max-height:900px){.go-shell .board-stage{width:min(100%,100dvh - 170px)}}@media (max-width:780px){.score-review{grid-template-columns:1fr}.score-actions button{flex:1}.go-shell .board-controls button{grid-template-columns:22px 1fr;padding-inline:6px}}@media (max-width:520px){.go-shell .board-controls{grid-template-columns:repeat(6,minmax(0,1fr))}.go-shell .board-controls button,.go-shell .board-controls button:nth-child(n+4){grid-column:auto}.go-board.size-9 .stone{width:82%}.go-board.size-13 .stone{width:87%}.go-board.size-19 .stone{width:92%}.go-board.size-19 .coordinate{font-size:5px}.board-size-grid{gap:5px}.board-size-grid button{min-height:52px;padding:7px}.board-size-grid button small{display:none}.score-ledger{gap:7px}}@media (max-width:780px) and (max-height:500px) and (orientation:landscape){.go-shell .board-stage{width:min(100%,100svh - 150px)}.go-shell .board-stage.scoring-stage{width:min(100%,100svh - 195px)}.go-shell .board-controls{grid-template-columns:repeat(6,minmax(0,1fr))}.go-shell .board-controls button{text-align:center;grid-column:auto;grid-template-rows:1fr;grid-template-columns:1fr;min-height:40px;padding:3px 2px}.go-shell .board-controls button>span{display:none}.go-shell .board-controls b{letter-spacing:0;white-space:nowrap;font-size:10px}.go-shell .score-review{grid-template-columns:minmax(0,1fr) auto;gap:4px;margin-top:3px;padding:3px 4px}.go-shell .score-review h3{letter-spacing:0;font-size:9px}.go-shell .score-review p{display:none}.go-shell .score-actions{gap:3px}.go-shell .score-actions button{min-height:40px;padding:0 6px;font-size:9px}}