:root{--bg: #141a2a;--panel: #1a2238;--ink: #eef2fb;--muted: #a3b0cc;--gold: #f0c264;--tap: 46px;font-synthesis-weight:none}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg);color:var(--ink);font-family:Microsoft JhengHei,PingFang TC,Noto Sans TC,system-ui,sans-serif;-webkit-text-size-adjust:100%}#board{position:fixed;inset:0;width:100%;height:100%;display:block;touch-action:none}.hud{position:fixed;top:0;left:0;right:0;padding:calc(8px + env(safe-area-inset-top)) 12px 8px;background:linear-gradient(180deg,#0c101eeb,#0c101e00);pointer-events:none;z-index:5}.hud>*{pointer-events:auto}.camps{display:flex;align-items:center;justify-content:center;gap:clamp(8px,3vw,22px);font-size:clamp(15px,3.6vw,21px);padding:0 52px}@media(max-width:480px){.camps{flex-wrap:wrap;row-gap:3px;padding:0 52px 0 6px;gap:8px}.vs{order:3;width:100%;min-width:0}.camp{padding:4px 9px}}.camp{display:flex;align-items:center;gap:7px;padding:5px 12px;border-radius:999px;background:#1a2238e0;border:2px solid transparent;white-space:nowrap}.camp.black{border-color:#4a4f5a}.camp.white{border-color:#cfc9ba}.camp.active{box-shadow:0 0 0 3px #f0c26499;border-color:var(--gold)}.stone-ico{width:1.15em;height:1.15em;border-radius:50%;display:inline-block;flex:none;box-shadow:inset -2px -2px 3px #00000059,0 1px 2px #00000080}.stone-ico.b{background:radial-gradient(circle at 35% 30%,#5a5e66,#1f2124 60%)}.stone-ico.w{background:radial-gradient(circle at 35% 30%,#fff,#e2ddd0 65%)}.vs{min-width:7.5em;text-align:center;font-weight:700;color:var(--gold)}.sub{text-align:center;color:var(--muted);font-size:clamp(12px,2.8vw,15px);margin-top:4px;min-height:1.2em}.fold{position:absolute;right:8px;top:calc(6px + env(safe-area-inset-top));width:var(--tap);height:var(--tap);border-radius:12px;border:1px solid #36405e;background:#1a2238e6;color:var(--ink);font-size:18px;cursor:pointer}body.hud-folded .camps .camp,body.hud-folded .sub{display:none}.hint{position:fixed;left:50%;top:clamp(72px,13vh,110px);transform:translate(-50%);margin:0;padding:9px 16px;max-width:min(92vw,30em);border-radius:12px;background:#12182ced;border:1px solid #38436a;color:var(--gold);font-size:clamp(14px,3.2vw,18px);text-align:center;z-index:6;opacity:0;transition:opacity .22s;pointer-events:none}.hint.show{opacity:1}.tools{position:fixed;left:0;right:0;bottom:0;display:flex;flex-wrap:wrap;justify-content:center;gap:6px;padding:8px 10px calc(8px + env(safe-area-inset-bottom));background:linear-gradient(0deg,#0c101ef0,#0c101e00);z-index:5}.tool{min-width:var(--tap);min-height:var(--tap);padding:4px 10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;border-radius:13px;border:1px solid #3a4772;background:#1a2238eb;color:var(--ink);font-size:19px;line-height:1.1;cursor:pointer}.tool span{font-size:11px;color:var(--muted)}.tool:active{transform:scale(.96)}.tool:disabled{opacity:.38;cursor:not-allowed}.tool.hidden{display:none}.view-panel{position:fixed;left:50%;bottom:96px;transform:translate(-50%);width:min(340px,calc(100vw - 24px));max-height:calc(100vh - 120px);overflow:auto;padding:12px 14px;border-radius:16px;border:1px solid #3a4772;background:#141b2ef5;box-shadow:0 10px 30px #00000073;z-index:6;--vk-accent: var(--gold);--vk-accent-fg: #1a1a1a;--vk-bg: rgba(26, 34, 56, .92);--vk-line: #3a4772}.view-panel.hidden{display:none}.view-panel .vk-close{display:block;width:100%;min-height:44px;margin:0 0 8px;padding:6px 10px;border-radius:10px;border:1px solid var(--vk-line, #3a4772);background:#00000059;color:inherit;font:inherit;font-size:14px;font-weight:700;cursor:pointer;touch-action:manipulation}#board.rotating{cursor:grabbing}.overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;padding:14px;background:#080b16db;backdrop-filter:blur(3px);z-index:20;overflow:auto}.overlay.hidden{display:none}.panel{width:min(680px,100%);max-height:92vh;overflow:auto;padding:clamp(16px,4vw,26px);border-radius:18px;background:var(--panel);border:1px solid #2d3a60;box-shadow:0 18px 48px #00000080}.panel h1{margin:0 0 4px;font-size:clamp(22px,5.4vw,31px)}.panel h2{margin:0 0 8px;font-size:clamp(19px,4.6vw,25px)}.tag{font-size:.5em;vertical-align:middle;padding:3px 8px;border-radius:8px;background:var(--gold);color:#1d1505}.lede{margin:0 0 14px;color:var(--muted);font-size:clamp(13px,3.1vw,16px);line-height:1.7}.lede b{color:var(--gold)}.row{display:flex;flex-wrap:wrap;align-items:center;gap:7px;margin-bottom:10px}.row.hidden{display:none}.label{width:3.4em;color:var(--muted);font-size:clamp(13px,3vw,15px)}.note{width:100%;color:var(--muted);font-size:12px;line-height:1.6;padding-left:3.4em}.count{margin-left:auto;color:var(--muted);font-size:13px}.opt{min-height:var(--tap);padding:7px 13px;border-radius:12px;border:1px solid #3c4b7f;background:#1f2a4a;color:var(--ink);font-size:clamp(13px,3.2vw,16px);cursor:pointer}.opt.on{background:var(--gold);border-color:var(--gold);color:#1d1505;font-weight:700}.actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}.primary,.ghost,.link{min-height:var(--tap);padding:10px 18px;border-radius:13px;font-size:clamp(14px,3.4vw,17px);cursor:pointer;border:1px solid transparent}.primary{background:var(--gold);color:#1d1505;font-weight:700;border-color:var(--gold)}.ghost{background:#1f2a4a;color:var(--ink);border-color:#3c4b7f}.ghost.hidden{display:none}.link{background:none;color:var(--muted);border:none;text-decoration:underline}.hidden{display:none}.stats{margin:14px 0 0;color:var(--muted);font-size:clamp(13px,3vw,15px)}.links{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:8px;font-size:clamp(13px,3vw,15px)}.links a{color:var(--muted);min-height:32px;display:inline-flex;align-items:center}.links a:hover{color:var(--gold)}.ver-fold{margin-top:10px;color:var(--muted);font-size:13px}.ver-fold summary{cursor:pointer;min-height:32px;display:flex;align-items:center}.ver-fold ul{margin:4px 0 0;padding-left:1.2em;line-height:1.7}.help{margin:0 0 12px;padding-left:1.3em;line-height:1.85;font-size:clamp(13px,3.1vw,16px)}.help b{color:var(--gold)}.puzzle-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:8px;max-height:46vh;overflow:auto;padding-right:4px}.puzzle-item{display:flex;flex-direction:column;align-items:flex-start;gap:3px;padding:10px 12px;min-height:var(--tap);border-radius:12px;border:1px solid #3c4b7f;background:#1f2a4a;color:var(--ink);font-size:clamp(13px,3.1vw,15px);text-align:left;cursor:pointer}.puzzle-item .n{color:var(--muted);font-size:.85em}.puzzle-item .stars{color:var(--gold);font-size:.9em;min-height:1.1em}.puzzle-item.done{border-color:#2f7a4f}.puzzle-item.hidden{display:none}.daily-line{margin:-6px 0 12px;color:var(--muted);font-size:clamp(13px,3vw,15px)}.daily-list{display:grid;gap:9px}.daily-item{display:flex;align-items:center;gap:11px;padding:12px 14px;min-height:var(--tap);border-radius:13px;border:1px solid #3c4b7f;background:#1f2a4a;color:var(--ink);font-size:clamp(14px,3.4vw,17px);text-align:left;cursor:pointer}.daily-item .n{font-size:1.5em}.daily-item .meta{color:var(--muted);font-size:.8em}.daily-item.done{border-color:#2f7a4f}.daily-item.done .n:after{content:" ✅"}#result{align-items:flex-end;background:#080b166b;backdrop-filter:none;padding-bottom:88px}#result .panel{width:min(560px,100%)}.result h2{color:var(--gold)}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}@media(orientation:landscape)and (max-height:500px){.tool{min-height:42px;padding:3px 7px;font-size:16px}.tool span{font-size:9px}.hud{padding-top:calc(4px + env(safe-area-inset-top))}.hint{top:58px}.puzzle-list{max-height:36vh}.view-panel{padding:8px 12px}.view-panel .vk-title{display:none}}