:root{color-scheme:dark;--ink: #f5efe2;--ink-soft: rgba(245, 239, 226, .68);--ink-faint: rgba(245, 239, 226, .42);--amber: #e4b774;--glass: rgba(12, 24, 22, .34);--glass-line: rgba(237, 227, 205, .16);--sans: "Avenir Next", "Segoe UI", "Microsoft YaHei UI", sans-serif;--serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif}*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;background:#0d1816;overflow:hidden}body{position:fixed;inset:0;color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overscroll-behavior:none}button{color:inherit;font:inherit}#app{position:fixed;inset:0;width:100%;height:100%;min-height:100svh;isolation:isolate;background:#0d1816;overscroll-behavior:none}#scene-canvas{position:absolute;inset:0;display:block;width:100%;height:100%;outline:none;touch-action:none;cursor:grab}#scene-canvas:active{cursor:grabbing}.lens-overlay,.edge-shade{position:absolute;inset:0;pointer-events:none}.lens-overlay{z-index:2;background:radial-gradient(circle at 50% 47%,transparent 42%,rgba(2,9,7,.12) 70%,rgba(1,6,5,.4) 110%),linear-gradient(180deg,rgba(3,10,8,.08),transparent 22%,transparent 72%,rgba(3,9,7,.24));mix-blend-mode:multiply}.lens-overlay:after{content:"";position:absolute;inset:-30%;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.92' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E");animation:grain-shift .22s steps(2) infinite;pointer-events:none}#app.is-tour-paused .lens-overlay:after{animation-play-state:paused}.edge-shade{z-index:3;background:linear-gradient(90deg,rgba(3,9,7,.48),transparent 24%,transparent 76%,rgba(3,9,7,.3)),linear-gradient(0deg,rgba(3,9,7,.5),transparent 24%,transparent 86%,rgba(3,9,7,.26));opacity:.5}.interface{position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;justify-content:space-between;padding:clamp(24px,4vw,56px);pointer-events:none;opacity:0;transition:opacity 1.4s ease .35s}.is-ready .interface{opacity:1}.brand-panel{width:min(560px,70vw);text-shadow:0 2px 24px rgba(2,9,7,.5)}.eyebrow{display:flex;align-items:center;gap:13px;margin-bottom:clamp(15px,2.5vh,30px);color:#f2e6cea1;font-size:9px;font-weight:500;letter-spacing:.26em;white-space:nowrap}.eyebrow-line{width:36px;height:1px;background:linear-gradient(90deg,var(--amber),transparent)}.brand-panel h1{margin:0;font-family:var(--serif);font-size:clamp(44px,7.1vw,102px);font-weight:300;line-height:.96;letter-spacing:.07em;text-wrap:balance}.title-dot{display:inline-block;margin:0 .08em;color:var(--amber);font-family:var(--serif);font-size:.62em;font-weight:400;transform:translateY(-.15em);text-shadow:0 0 28px rgba(229,177,105,.6)}.brand-panel>p{margin:clamp(16px,2.3vh,28px) 0 0 .36em;color:var(--ink-soft);font-family:var(--serif);font-size:clamp(12px,1.15vw,15px);font-weight:300;letter-spacing:.17em;line-height:1.8}.scene-actions{position:absolute;top:clamp(24px,4vw,56px);right:clamp(24px,4vw,56px);display:flex;gap:9px;pointer-events:auto}.scene-button{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:42px;padding:0 15px;border:1px solid var(--glass-line);border-radius:999px;background:var(--glass);box-shadow:0 10px 35px #0209071f,inset 0 1px #ffffff0b;color:var(--ink-soft);backdrop-filter:blur(16px) saturate(120%);-webkit-backdrop-filter:blur(16px) saturate(120%);cursor:pointer;transition:border-color .3s ease,background .3s ease,color .3s ease,transform .3s ease}.scene-button:hover{border-color:#eddcbb52;background:#1725207a;color:var(--ink);transform:translateY(-1px)}.scene-button:disabled{opacity:.58;cursor:wait;transform:none}.scene-button:focus-visible{outline:1px solid var(--amber);outline-offset:4px}.scene-button.icon-only{width:42px;padding:0}.button-icon{display:grid;place-items:center;width:17px;height:17px;color:#f5efe2c2}.button-icon svg{width:100%;height:100%}.icon-sound-on{display:none}.sound-active .icon-sound-on{display:block}.sound-active .icon-sound-off{display:none}.sound-active .button-icon{color:var(--amber)}.icon-tour-play,#tour-toggle.is-paused .icon-tour-pause{display:none}#tour-toggle.is-paused .icon-tour-play{display:block}#tour-toggle.is-paused .button-icon{color:var(--amber)}.button-label{font-size:10px;letter-spacing:.16em}.scene-footer{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-top:auto;color:var(--ink-faint);font-size:9px;letter-spacing:.14em;text-shadow:0 2px 14px rgba(0,0,0,.35)}.hint{display:flex;align-items:center;gap:8px;transition:opacity .6s ease}.hint-key{color:#f5efe2b8}.hint i{width:1px;height:9px;margin:0 4px;background:#f5efe22b}.hint-explored{opacity:.45}.free-camera-hint{display:none;max-width:min(680px,72vw)}.keycap{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 4px;border:1px solid rgba(237,227,205,.22);border-radius:4px;background:#0b16136b;color:#f5efe2c7;font-size:8px;line-height:1;box-shadow:inset 0 1px #ffffff0f}#app.is-free-camera #scene-canvas{cursor:crosshair}#app.is-free-camera .tour-camera-hint{display:none}#app.is-free-camera .free-camera-hint{display:flex}.coordinates{display:flex;align-items:center;gap:12px;color:#f5efe259;white-space:nowrap}.coordinate-divider{width:24px;height:1px;background:#f5efe233}.loading-screen{position:fixed;inset:0;z-index:30;display:grid;place-items:center;overflow:hidden;background:radial-gradient(circle at 50% 58%,rgba(34,54,43,.5),transparent 38%),linear-gradient(145deg,#0e1b18,#08120f 55%,#111b17);transition:opacity 1.2s cubic-bezier(.4,0,.2,1),visibility 1.2s}.is-ready .loading-screen{opacity:0;visibility:hidden;pointer-events:none}.loading-glow{position:absolute;width:min(56vw,700px);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(217,166,92,.11),transparent 65%);filter:blur(26px);animation:loading-breathe 4.2s ease-in-out infinite}.loading-content{position:relative;width:min(400px,76vw);text-align:center}.loading-mark{display:flex;align-items:flex-end;justify-content:center;gap:5px;height:30px;margin-bottom:27px}.loading-mark span{display:block;width:1px;background:linear-gradient(180deg,#e5b774f2,#e5b7741f);transform-origin:bottom;animation:pine-pulse 1.8s ease-in-out infinite}.loading-mark span:nth-child(1){height:15px;animation-delay:-.4s}.loading-mark span:nth-child(2){height:27px}.loading-mark span:nth-child(3){height:19px;animation-delay:-.75s}.loading-kicker{margin:0 0 12px;color:#ece0c761;font-size:8px;letter-spacing:.28em}.loading-content h2{margin:0;color:#f8f0e0eb;font-family:var(--serif);font-size:clamp(19px,2vw,24px);font-weight:300;letter-spacing:.17em}.loading-track{width:min(220px,52vw);height:1px;margin:30px auto 17px;overflow:hidden;background:#f5efe21f}.loading-track span{display:block;width:0;height:100%;background:linear-gradient(90deg,rgba(228,183,116,.1),var(--amber));box-shadow:0 0 14px #e4b77473;transition:width .4s ease}.loading-copy{margin:0;color:#ece0c752;font-size:9px;letter-spacing:.16em}.loading-screen.is-leaving .loading-content{transform:translateY(-7px);opacity:0;transition:transform .8s ease,opacity .7s ease}.error-card{position:fixed;left:50%;bottom:32px;z-index:40;width:min(420px,calc(100vw - 48px));padding:18px 22px;border:1px solid rgba(230,198,151,.24);border-radius:14px;background:#0c1815d1;box-shadow:0 20px 70px #00000059;color:var(--ink);font-size:12px;letter-spacing:.08em;transform:translate(-50%);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.error-card span{display:block;margin-bottom:7px;color:var(--amber)}.error-card p{margin:0;color:var(--ink-soft);line-height:1.7}.noscript{position:fixed;inset:0;z-index:50;display:grid;place-items:center;background:#0d1816;color:#f5efe2;font-family:var(--sans);letter-spacing:.1em}@keyframes pine-pulse{0%,to{transform:scaleY(.75);opacity:.45}50%{transform:scaleY(1);opacity:1}}@keyframes loading-breathe{0%,to{transform:scale(.94);opacity:.68}50%{transform:scale(1.04);opacity:1}}@keyframes grain-shift{0%{transform:translate3d(-2%,1%,0)}50%{transform:translate3d(1%,-2%,0)}to{transform:translate3d(2%,2%,0)}}@media(max-width:760px){.interface{padding:22px}.brand-panel{width:calc(100vw - 44px);padding-top:46px}.eyebrow{margin-bottom:16px;font-size:8px;letter-spacing:.2em}.eyebrow-line{width:22px}.brand-panel h1{font-size:clamp(44px,13vw,68px);letter-spacing:.03em}.brand-panel>p{margin-top:16px;font-size:11px;letter-spacing:.12em}.scene-actions{top:20px;right:20px}.scene-button{height:38px;padding:0 12px;background:#0c18166b}.scene-button.icon-only{width:38px}.scene-footer{align-items:flex-end;margin-bottom:2px}.hint{flex-wrap:wrap;max-width:190px;row-gap:5px;line-height:1.5}.coordinates{display:none}.edge-shade{background:linear-gradient(180deg,rgba(3,9,7,.36),transparent 26%,transparent 65%,rgba(3,9,7,.58)),linear-gradient(90deg,rgba(3,9,7,.24),transparent 24%,transparent 76%,rgba(3,9,7,.2))}}@media(max-width:480px){.button-label{display:none}.scene-button{width:38px;padding:0}.brand-panel h1{font-size:clamp(42px,14.5vw,58px)}}@media(prefers-reduced-motion:reduce){.lens-overlay:after,.loading-glow,.loading-mark span{animation:none}.interface,.loading-screen,.scene-button{transition-duration:.01ms!important}}.scene-transition{position:fixed;inset:0;z-index:20;opacity:0;pointer-events:none;background:radial-gradient(circle at 50% 52%,rgba(54,67,50,.22),transparent 44%),#0a1411;transition:opacity .5s cubic-bezier(.4,0,.2,1)}.scene-transition.is-active{opacity:1;pointer-events:auto}.season-switcher{position:absolute;left:50%;bottom:clamp(34px,4vw,52px);z-index:2;display:flex;align-items:stretch;gap:3px;padding:5px;border:1px solid rgba(235,222,196,.15);border-radius:999px;background:#0b161370;box-shadow:0 14px 45px #0208063d,inset 0 1px #ffffff0a;backdrop-filter:blur(18px) saturate(120%);-webkit-backdrop-filter:blur(18px) saturate(120%);transform:translate(-50%);pointer-events:auto}.season-switcher button{position:relative;display:flex;align-items:baseline;justify-content:center;gap:6px;min-width:67px;height:38px;padding:0 13px;border:0;border-radius:999px;background:transparent;color:#f5efe275;cursor:pointer;transition:color .3s ease,background .3s ease,transform .3s ease}.season-switcher button:hover{color:#f5efe2e6;background:#ecdec112}.season-switcher button:focus-visible{outline:1px solid var(--amber);outline-offset:3px}.season-switcher button[aria-pressed=true]{color:#fff5df;background:#7b5b3752;box-shadow:inset 0 0 0 1px #eabe7b30}.season-switcher button[aria-pressed=true]:after{content:"";position:absolute;left:50%;bottom:4px;width:3px;height:3px;border-radius:50%;background:var(--amber);box-shadow:0 0 8px #e4b774cc;transform:translate(-50%)}.season-main{font-family:var(--serif);font-size:15px;font-weight:400;letter-spacing:.08em}.season-sub{font-size:8px;letter-spacing:.08em;opacity:.58}#app.is-interior .edge-shade{opacity:.9;background:linear-gradient(90deg,rgba(3,6,5,.72),transparent 20%,transparent 80%,rgba(3,6,5,.72)),linear-gradient(0deg,rgba(3,6,5,.66),transparent 24%,transparent 86%,rgba(3,6,5,.54))}#app.is-interior .lens-overlay{background:radial-gradient(circle at 50% 46%,transparent 34%,rgba(3,7,6,.18) 67%,rgba(1,4,3,.54) 110%),linear-gradient(180deg,rgba(3,7,5,.16),transparent 24%,transparent 70%,rgba(3,7,5,.3))}#app.is-interior .season-switcher{background:#140f0b80}@media(max-width:760px){.scene-actions{gap:7px}.season-switcher{bottom:67px;width:calc(100vw - 44px);justify-content:stretch}.season-switcher button{flex:1;min-width:0;padding:0 5px}.season-sub{display:none}.season-main{font-size:14px}.tour-timer{bottom:122px;width:min(330px,calc(100vw - 44px))}.free-camera-hint{max-width:100%}#app.is-interior .brand-panel{padding-top:46px}}.tour-timer{position:absolute;left:50%;bottom:clamp(98px,8vw,116px);z-index:2;width:min(350px,calc(100vw - 48px));padding:10px 13px 11px;border:1px solid rgba(235,222,196,.13);border-radius:13px;background:#0a151257;box-shadow:0 12px 34px #02080629,inset 0 1px #ffffff09;backdrop-filter:blur(15px) saturate(118%);-webkit-backdrop-filter:blur(15px) saturate(118%);transform:translate(-50%);pointer-events:none;transition:border-color .3s ease,background .3s ease,opacity .3s ease}#app.is-free-camera .tour-timer,#app.is-tour-paused .tour-timer{border-color:#e4b77447;background:#171f187a}#app.is-interior .tour-timer{opacity:.72}.tour-timer-head{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:8px;color:#f5efe28a;font-size:8px;letter-spacing:.16em;white-space:nowrap}.tour-track{height:3px;overflow:hidden;border-radius:999px;background:#ece2cd1a;box-shadow:inset 0 1px 2px #00000047}.tour-progress{display:block;width:100%;height:100%;border-radius:inherit;background:linear-gradient(90deg,#e4b77447,#fada9dfa);box-shadow:0 0 10px #e4b77473;transform:scaleX(0);transform-origin:left center;transition:transform .18s linear;will-change:transform}.sound-pending .button-icon{animation:sound-hint 2.2s ease-in-out infinite}@keyframes sound-hint{0%,to{transform:scale(1);opacity:.72}50%{transform:scale(1.12);opacity:1;filter:drop-shadow(0 0 7px rgba(228,183,116,.5))}}