:root{--bg:#f2f0ec;--ink:#1c1b18;--ink-soft:#1c1b188c;--panel:#ffffffb8;--panel-border:#1c1b181f;--accent:#1c1b18;--serif:"Fraunces", Georgia, "Times New Roman", serif;--sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}.theme-noir{--bg:#141311;--ink:#ece9e2;--ink-soft:#ece9e28c;--panel:#181715b8;--panel-border:#ece9e224;--accent:#ece9e2}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:var(--sans);color:var(--ink);background:var(--bg);overflow:hidden}#app{position:fixed;inset:0}#viewer{width:100%;height:100%;display:block;position:absolute;inset:0}.topbar{pointer-events:none;justify-content:space-between;align-items:flex-start;padding:28px 36px;display:flex;position:absolute;top:0;left:0;right:0}.topbar-title h1{font-family:var(--serif);letter-spacing:.01em;font-size:26px;font-weight:500}.topbar-title p{letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);margin-top:6px;font-size:12px}.dock{z-index:5;flex-direction:column;align-items:center;transition:transform .4s cubic-bezier(.4,0,.2,1);display:flex;position:absolute;bottom:24px;left:50%;transform:translate(-50%)}.dock-handle{appearance:none;background:var(--panel);border:none;border:1px solid var(--panel-border);cursor:pointer;-webkit-backdrop-filter:blur(14px);border-radius:999px;width:46px;height:20px;margin-bottom:8px;transition:background .2s;position:relative}.dock-handle:before{content:"";background:var(--ink-soft);border-radius:2px;width:20px;height:2px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.dock-handle:hover{background:color-mix(in srgb, var(--panel) 60%, var(--bg))}.toolbar{background:var(--panel-border);border:1px solid var(--panel-border);-webkit-backdrop-filter:blur(14px);transform-origin:bottom;border-radius:999px;align-items:center;gap:1px;max-width:min(94vw,1100px);transition:transform .4s cubic-bezier(.4,0,.2,1),opacity .35s;display:flex;overflow:hidden}.ui-collapsed .toolbar{opacity:0;pointer-events:none;transform:translateY(150%)}.tool{appearance:none;background:var(--panel);color:var(--ink);font-family:var(--sans);letter-spacing:.06em;text-transform:uppercase;cursor:pointer;white-space:nowrap;border:none;padding:12px 18px;font-size:12px;transition:background .2s,color .2s}.tool:hover{color:var(--ink);background:color-mix(in srgb, var(--panel) 60%, var(--bg))}.tool[data-active=true]{background:var(--accent);color:var(--bg)}.tool-sep{background:var(--panel-border);align-self:stretch;width:1px;margin:6px 0}.panel{background:var(--panel);border:1px solid var(--panel-border);-webkit-backdrop-filter:blur(14px);opacity:0;pointer-events:none;z-index:4;border-radius:16px;width:240px;padding:18px 20px 14px;transition:transform .32s cubic-bezier(.4,0,.2,1),opacity .32s;position:absolute;bottom:84px;left:50%;transform:translate(-50%,16px)}.panel[data-open=true]{opacity:1;pointer-events:auto;transform:translate(-50%)}.ui-collapsed .panel{opacity:0;pointer-events:none;transform:translate(-50%,40px)}.panel-title{font-family:var(--serif);margin-bottom:14px;font-size:15px}.panel-hint{color:var(--ink-soft);margin-top:10px;font-size:10px;line-height:1.5}.views-stepper{justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;display:flex}.view-arrow{appearance:none;border:1px solid var(--panel-border);color:var(--ink);font-family:var(--sans);cursor:pointer;background:0 0;border-radius:50%;width:34px;height:34px;font-size:18px;line-height:1;transition:background .2s,color .2s}.view-arrow:hover{background:var(--accent);color:var(--bg)}.view-label{font-family:var(--serif);letter-spacing:.04em;text-align:center;white-space:nowrap;flex:1;font-size:15px}.viewsbar-del{appearance:none;font-family:var(--sans);letter-spacing:.08em;color:var(--ink-soft);cursor:pointer;background:0 0;border:none;margin:8px auto 0;font-size:10px;display:block}.viewsbar-del:hover{color:var(--ink);text-decoration:underline}.tool-outline{border:1px solid var(--panel-border);background:0 0;border-radius:999px;width:100%}.lightpanel{width:240px;max-height:72vh;overflow-y:auto}.lightpanel label{letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:10px;font-size:10px;display:block}.lightpanel input[type=range]{appearance:none;background:var(--panel-border);border-radius:1px;outline:none;width:100%;height:2px;margin-top:5px;display:block}.lightpanel input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;border-radius:50%;width:12px;height:12px}.setting-value{float:right;color:var(--ink-soft)}.lightpanel input[type=color]{border:1px solid var(--panel-border);cursor:pointer;background:0 0;border-radius:6px;width:100%;height:26px;margin-top:5px;padding:0;display:block}.lightpanel input[type=color]::-webkit-color-swatch-wrapper{padding:2px}.lightpanel input[type=color]::-webkit-color-swatch{border:none;border-radius:4px}.hidden-row{color:var(--ink-soft);justify-content:space-between;align-items:center;gap:8px;margin:6px 0 4px;font-size:11px;display:flex}.hidden-row[hidden]{display:none}.walk-hint{background:var(--panel);border:1px solid var(--panel-border);letter-spacing:.04em;color:var(--ink-soft);-webkit-backdrop-filter:blur(14px);pointer-events:none;z-index:6;border-radius:999px;padding:10px 20px;font-size:12px;display:none;position:absolute;bottom:96px;left:50%;transform:translate(-50%)}.walk-mode .walk-hint{display:block}.ar-modal{z-index:20;-webkit-backdrop-filter:blur(6px);background:#14131173;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.ar-modal[hidden]{display:none}.ar-card{background:var(--panel);border:1px solid var(--panel-border);text-align:center;-webkit-backdrop-filter:blur(20px);border-radius:18px;width:min(320px,84vw);padding:28px 28px 24px}.ar-card-title{font-family:var(--serif);margin-bottom:18px;font-size:18px}.ar-qr{background:#f8f7f4;border-radius:12px;width:220px;height:220px;padding:12px}.ar-card-hint{color:var(--ink-soft);margin-top:14px;font-size:11px;line-height:1.6}.ar-card-link{color:var(--ink-soft);word-break:break-all;margin:8px 0 16px;font-size:9px;line-height:1.5}.loader{background:var(--bg);z-index:10;justify-content:center;align-items:center;transition:opacity .6s;display:flex;position:absolute;inset:0}.loader.done{opacity:0;pointer-events:none}.loader-inner{text-align:center;width:min(320px,70vw)}.loader-label{font-family:var(--serif);margin-bottom:18px;font-size:18px}.loader-track{background:var(--panel-border);border-radius:1px;height:2px;overflow:hidden}.loader-bar{background:var(--accent);width:0%;height:100%;transition:width .25s}.loader-pct{letter-spacing:.12em;color:var(--ink-soft);margin-top:12px;font-size:11px}@media (width<=640px){.topbar{padding:20px 22px}.topbar-title h1{font-size:20px}.tool{padding:10px 14px;font-size:11px}}