:root{--ink:#1d2427;--paper:#fff;--glass:#fff6;--frost:blur(18px) saturate(1.7);--glass-edge:inset 0 0 0 1px #ffffff73, inset 0 1px 0 #fff9, 0 6px 20px #0000001f;--wash:#00000012;--track:#1d242740;--accent:#f2a23a;--focus:#1a73e8;--ask:#1fa855;--spring:cubic-bezier(.3, 1.2, .4, 1);--sky:#7db4dc;--touch:48px;--text:15px;--text-small:13px;--round:999px;--quick:.12s}:root[data-night=true]{--ink:#f1f3f5;--paper:#14181d;--glass:#161b246b;--glass-edge:inset 0 0 0 1px #ffffff1f, inset 0 1px 0 #fff3, 0 6px 20px #00000059;--wash:#ffffff1a;--track:#ffffff47;--focus:#8ab4f8}*{box-sizing:border-box}#open[hidden],#hold[hidden],#about[hidden],#about-toggle[hidden],#mode[hidden],#tour[hidden],#hint[hidden],#notice[hidden]{display:none}html,body{overscroll-behavior:none;background:var(--sky);height:100%;color:var(--ink);margin:0;font-family:system-ui,sans-serif;overflow:hidden}#view{touch-action:none;width:100%;height:100%;position:fixed;inset:0}svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:16px;height:16px}#top>*,#rooms,#time,#about,#open,#tour,#hint,#dock{transition:background .4s,color .4s,box-shadow .4s}button{color:inherit;font:inherit;cursor:pointer;border:0}#top{top:max(14px, env(safe-area-inset-top));align-items:center;gap:6px;display:flex;position:fixed;left:50%;translate:-50%}#name{border-radius:var(--round);background:var(--glass);-webkit-backdrop-filter:var(--frost);backdrop-filter:var(--frost);box-shadow:var(--glass-edge);font-size:var(--text-small);white-space:nowrap;align-items:center;gap:4px;padding:5px 8px 5px 12px;font-weight:600;display:flex;position:relative}#name:after{content:"";position:absolute;inset:-10px 0}#name svg{transition:rotate var(--quick)}#about-toggle,#time-toggle{border-radius:var(--round);background:var(--glass);width:28px;height:28px;-webkit-backdrop-filter:var(--frost);backdrop-filter:var(--frost);box-shadow:var(--glass-edge);place-items:center;display:grid;position:relative}#about-toggle:after,#time-toggle:after{content:"";position:absolute;inset:-10px -6px}#about-toggle[aria-pressed=true]{background:var(--ink);color:var(--paper)}#about{top:calc(max(14px, env(safe-area-inset-top)) + 36px);background:var(--glass);width:min(290px,100vw - 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24px);height:auto;-webkit-backdrop-filter:var(--frost);backdrop-filter:var(--frost);box-shadow:var(--glass-edge);color:var(--ink);border:0;border-radius:14px;margin:0;padding:2px 4px 7px;translate:-50%}#time:popover-open{grid-template-columns:auto 1fr auto;align-content:start;align-items:center;gap:0 4px;display:grid}#time button{border-radius:var(--round);background:0 0;place-items:center;width:30px;height:30px;display:grid}#time-hour{min-width:0;height:30px}#time-hour::-webkit-slider-runnable-track{height:3px}#time-hour::-moz-range-track{height:3px}#time-hour::-webkit-slider-thumb{margin-top:-5.5px}#time-clock{font-variant-numeric:tabular-nums;text-align:center;opacity:.65;grid-column:1/-1;font-size:11px}#rooms{inset:calc(max(14px, env(safe-area-inset-top)) + 36px) auto auto 50%;scrollbar-width:none;background:var(--glass);width:min(264px,100vw - 24px);max-height:calc(100dvh - 190px);-webkit-backdrop-filter:var(--frost);backdrop-filter:var(--frost);box-shadow:var(--glass-edge);color:var(--ink);opacity:0;transform-origin:top;transition:opacity var(--quick), scale var(--quick), display var(--quick) allow-discrete, overlay var(--quick) allow-discrete;border:0;border-radius:21px;margin:0;padding:3px;overflow-y:auto;translate:-50%;scale:.96}#rooms:popover-open{opacity:1;scale:1}@starting-style{#rooms:popover-open{opacity:0;scale:.96}}#room-list{gap:1px;margin:0;padding:0;list-style:none;display:grid}#room-list button{border-radius:var(--round);width:100%;min-height:36px;font-size:var(--text-small);text-align:left;white-space:nowrap;transition:background var(--quick), color var(--quick);background:0 0;align-items:center;gap:7px;padding:0 12px 0 10px;font-weight:600;display:flex}#room-list small{font-variant-numeric:tabular-nums;text-align:right;opacity:.6;flex:1;font-size:11px;font-weight:500}#room-list svg{opacity:.55;flex:none;width:14px;height:14px}#room-list button:hover{background:var(--wash)}#room-list button[aria-current]{background:var(--ink);color:var(--paper)}input[type=range]{appearance:none;cursor:pointer;touch-action:none;background:0 0;margin:0}input[type=range]::-webkit-slider-runnable-track{border-radius:var(--round);background:var(--track)}input[type=range]::-moz-range-track{border-radius:var(--round);background:var(--track)}input[type=range]::-webkit-slider-thumb{appearance:none;border-radius:var(--round);background:var(--ink);border:0;width:14px;height:14px}input[type=range]::-moz-range-thumb{border-radius:var(--round);background:var(--ink);border:0;width:14px;height:14px}#open{right:max(8px, env(safe-area-inset-right));border-radius:var(--round);background:var(--glass);width:28px;-webkit-backdrop-filter:var(--frost);backdrop-filter:var(--frost);box-shadow:var(--glass-edge);justify-items:center;gap:6px;padding:9px 0 10px;display:grid;position:fixed;top:50%;translate:0 -50%}#open-label,#ask-label{clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}#open-height{writing-mode:vertical-lr;width:var(--touch);direction:rtl;height:30vh;margin:0 -10px}#open-height::-webkit-slider-runnable-track{width:3px}#open-height::-moz-range-track{width:3px}#open-height::-webkit-slider-thumb{margin-left:-5.5px}#foot{bottom:max(18px, env(safe-area-inset-bottom));pointer-events:none;justify-items:center;gap:10px;width:max-content;max-width:calc(100vw - 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