:root{--bg:#080a0b;--fg:#ece9e1;--dim:#858884;--accent:#d7d6a7;--line:rgba(236,233,225,.14);font-family:Arial,"PingFang SC",sans-serif;color:var(--fg);background:var(--bg);color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden}button,a,input,select{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button:disabled{opacity:.4;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:1px solid var(--accent);outline-offset:6px}button{background:none;border:0}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.25;stroke-linecap:round;stroke-linejoin:round}#experience{position:relative;width:100%;height:100%;min-height:530px;isolation:isolate}#particles{position:absolute;inset:0;width:100%;height:100%;touch-action:none;z-index:-3}.shade{pointer-events:none;position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(8,10,11,.82) 0%,rgba(8,10,11,.25) 25%,transparent 46%),linear-gradient(0deg,#080a0b 0%,rgba(8,10,11,.78) 14%,transparent 36%,transparent 83%,rgba(8,10,11,.68) 100%)}.header{position:absolute;left:4.1%;right:4.1%;top:32px;display:flex;align-items:center;justify-content:space-between;gap:24px}.wordmark{display:flex;align-items:center;gap:13px;color:inherit;text-decoration:none;font-family:"Noto Serif SC","Songti SC",serif;font-size:24px;letter-spacing:6px}.seal{border:1px solid #a99979;width:29px;height:34px;display:grid;place-items:center;font-size:19px;letter-spacing:0;color:#bca883;transform:rotate(-3deg)}.wordmark small{font:10px Arial;letter-spacing:3px;color:#90918a;margin-left:3px;align-self:end;margin-bottom:5px}.header-note{position:absolute;left:50%;transform:translateX(-50%);font-size:11px;letter-spacing:3px;white-space:nowrap;color:#a8aaa2}.live-dot{display:inline-block;width:4px;height:4px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);margin-right:11px}.header-actions{display:flex;gap:22px;align-items:center}.icon-button{display:grid;place-items:center;width:32px;height:32px;color:#adb0a9;transition:color .2s}.icon-button:hover{color:#fff}.export-button{display:flex;align-items:center;gap:9px;border:1px solid rgba(226,224,213,.3);padding:11px 17px;font-size:11px;letter-spacing:2px;transition:background .2s,border-color .2s}.export-button:hover{border-color:var(--accent);background:rgba(255,255,255,.05)}.export-button svg{width:15px;height:15px}.chapter{position:absolute;left:7%;top:28%;pointer-events:none;max-width:31%;transition:opacity .35s,transform .35s}.chapter.changing{opacity:0;transform:translateY(8px)}.chapter-meta{display:flex;align-items:center;gap:14px;color:var(--accent);font-size:11px;letter-spacing:3px}.hairline{width:28px;height:1px;background:var(--accent);opacity:.5}h1{font-family:"Noto Serif SC","Songti SC",serif;font-weight:300;font-size:clamp(66px,7.4vw,126px);line-height:1.4;letter-spacing:.12em;margin:21px 0 8px;white-space:nowrap;text-shadow:0 2px 30px rgba(0,0,0,.45)}.chapter-english{font-size:10px;letter-spacing:3.8px;color:#a1a69f}.chapter p{font-family:"Noto Serif SC","Songti SC",serif;font-size:13px;letter-spacing:2px;line-height:2.2;color:#b8bcb0;margin:33px 0 16px;max-width:260px}.term-date{font-family:Georgia,serif;font-size:12px;letter-spacing:3px;color:#7c837b}.art-caption{position:absolute;right:34px;top:35%;writing-mode:vertical-rl;display:flex;gap:21px;align-items:center;font-size:8px;letter-spacing:3px;color:#747b75;pointer-events:none}.art-caption i{height:42px;width:1px;background:#6a7267}.interaction-hint{position:absolute;left:4.1%;bottom:211px;font-size:10px;letter-spacing:1.6px;color:#8c9289;display:flex;align-items:center;gap:12px;pointer-events:none}.hint-cross{font-size:20px;font-weight:200;color:#c0c5b3}.hint-separator{margin:0 13px;color:#535c53}.stage-controls{position:absolute;right:4.1%;bottom:199px;display:flex;align-items:center;gap:12px}.play-button{display:grid;place-items:center;width:40px;height:40px;border:1px solid rgba(229,232,216,.28);border-radius:50%;transition:border-color .2s}.play-button:hover{border-color:var(--accent)}.play-button svg{width:17px;height:17px}.control-divider{height:17px;width:1px;background:var(--line);margin:0 10px}.text-button{font-size:10px;letter-spacing:2px;display:flex;align-items:center;gap:8px;color:#989e93;padding:10px 0;margin-right:15px}.auto-dot{width:4px;height:4px;background:#555d53;border-radius:50%}.text-button[aria-pressed="true"]{color:var(--accent)}.text-button[aria-pressed="true"] .auto-dot{background:var(--accent);box-shadow:0 0 8px var(--accent)}.timeline{position:absolute;left:4.1%;right:4.1%;bottom:28px}.season-headings{display:grid;grid-template-columns:repeat(4,1fr);font-size:9px;letter-spacing:2px;color:#727c70;padding:0 0 14px}.season-headings span{padding-left:12px;border-left:1px solid #40483c}.timeline-track{display:grid;grid-template-columns:repeat(24,1fr);border-top:1px solid #374035}.term-button{position:relative;min-width:0;display:flex;flex-direction:column;align-items:center;gap:11px;padding:15px 0 19px;color:#7f897c;transition:color .25s,background .25s;font-family:"Noto Serif SC","Songti SC",serif;font-size:12px;letter-spacing:1px;white-space:nowrap}.term-button:before{content:"";position:absolute;top:-1px;width:1px;height:5px;background:#58664e}.term-button .term-index{font:8px Arial;letter-spacing:1px;color:#535f4d}.term-button:hover{background:rgba(220,231,190,.03);color:#d9dfc8}.term-button.active{color:var(--accent)}.term-button.active:before{background:var(--accent);height:11px;width:2px;box-shadow:0 0 9px var(--accent)}.term-button.active:after{content:"";position:absolute;top:-2px;height:3px;width:calc(100% - 16px);background:var(--accent);box-shadow:0 0 14px rgba(222,223,179,.3)}.term-button.active .term-index{color:var(--accent)}.timeline-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:8px;letter-spacing:2px;color:#596453;border-top:1px solid rgba(195,211,172,.08);padding-top:15px}.timeline-footer kbd{border:1px solid #333b30;border-radius:2px;font:8px Arial;padding:2px 4px;margin-right:5px}.footer-gap{display:inline-block;width:20px}.load-state{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;background:#080a0b;z-index:20;transition:opacity .8s;pointer-events:none}.load-state.done{opacity:0}.load-state p{font-family:"Noto Serif SC",serif;font-size:20px;letter-spacing:8px;margin-top:24px}.load-state small{font-size:10px;letter-spacing:3px;color:#7b8574}.loading-orbit{width:32px;height:32px;border:1px solid #303d2a;border-top-color:#c8d29c;border-radius:50%;animation:orbit 1.5s linear infinite}@keyframes orbit{to{transform:rotate(360deg)}}#renderer-error{position:absolute;inset:0;z-index:40;background:var(--bg);padding:25vh 10vw;text-align:center}#renderer-error[hidden]{display:none}#renderer-error h2{font-family:"Noto Serif SC",serif;font-weight:300}#renderer-error p{color:var(--dim);font-size:13px}#renderer-error button{border:1px solid var(--line);padding:12px 22px;margin-top:20px}.settings-panel{position:absolute;right:4.1%;top:93px;width:290px;padding:24px;background:rgba(15,19,17,.96);border:1px solid #364032;box-shadow:0 20px 70px #0008;z-index:10;backdrop-filter:blur(20px)}[hidden]{display:none!important}.panel-heading{display:flex;align-items:center;justify-content:space-between;font-family:"Noto Serif SC",serif;letter-spacing:3px;font-size:18px;margin-bottom:26px}.close-button{font:24px Arial;font-weight:200;line-height:1;color:#929b8b;padding:0 3px}.settings-panel label{display:block;font-size:11px;letter-spacing:1px;margin-bottom:23px}.settings-panel output{float:right;color:#a7b794;font-size:10px}.settings-panel input{display:block;width:100%;margin:17px 0 0;height:2px;accent-color:#b7c59c}.settings-panel p{font-size:10px;color:#707e67;line-height:1.9;letter-spacing:.7px;margin:27px 0 20px}.secondary-button{border:1px solid #45503d;width:100%;padding:12px;font-size:11px;letter-spacing:2px;margin-top:10px}.secondary-button:hover{background:#ffffff08}dialog{width:430px;max-width:calc(100% - 32px);padding:30px;background:#101510;color:#e2e7d9;border:1px solid #46513e;box-shadow:0 25px 120px #000b}dialog::backdrop{background:#000a;backdrop-filter:blur(6px)}dialog .panel-heading{font-size:23px}.dialog-intro{font-size:12px;color:#929e88;line-height:1.9;letter-spacing:1px;margin-bottom:28px}dialog label{display:block;font-size:11px;letter-spacing:2px;margin:0 0 10px}select{width:100%;border:1px solid #45503d;background:#182016;color:#e0e6d4;padding:12px;font-size:12px;border-radius:0}.export-details{display:grid;grid-template-columns:1fr auto;gap:15px;margin:24px 0;font-size:10px;letter-spacing:1px;color:#8a987d}.export-details strong{font-size:11px;color:#c9d2bc;font-weight:400}.export-note{color:#76866c;font-size:11px;line-height:1.9;margin:0 0 24px}.primary-button{background:#cbd5af;color:#172010;width:100%;padding:14px;font-size:12px;letter-spacing:3px}.primary-button:hover{background:#dce5c5}.recording-bar{position:absolute;z-index:30;bottom:200px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:12px;background:#161b14;border:1px solid #454e3e;padding:14px 18px;font-size:11px;white-space:nowrap}.record-dot{width:6px;height:6px;border-radius:50%;background:#c4785f;box-shadow:0 0 10px #c4785f88}progress{width:110px;height:3px;accent-color:#cbd5af}.recording-bar button{font-size:10px;color:#ccd5ba;border-bottom:1px solid #6e7c5b;padding:0 0 3px;margin-left:10px}#toast{position:absolute;left:50%;bottom:270px;transform:translateX(-50%);font-size:12px;letter-spacing:1px;padding:14px 23px;background:#172013;border:1px solid #59654c;z-index:40;max-width:90%;text-align:center;line-height:1.7}body.cinema .header,body.cinema .chapter,body.cinema .art-caption,body.cinema .interaction-hint,body.cinema .stage-controls,body.cinema .timeline{opacity:0;pointer-events:none}body.cinema .shade{opacity:0}.header,.chapter,.art-caption,.interaction-hint,.stage-controls,.timeline,.shade{transition:opacity .4s}.header:hover{opacity:1} @media(min-width:1700px){.chapter p{font-size:15px}.timeline{bottom:35px}.term-button{font-size:14px;padding:20px 0}.interaction-hint{bottom:235px}.stage-controls{bottom:224px}}@media(max-width:950px){.header-note{display:none}.chapter{left:6%;top:27%;max-width:42%}h1{font-size:76px}.chapter p{font-size:12px;max-width:220px}.timeline{overflow-x:auto;scrollbar-width:none}.season-headings,.timeline-track{min-width:880px}.timeline-footer>span:nth-child(2){display:none}.art-caption{right:15px}.interaction-hint{font-size:9px;max-width:36%;line-height:2}.hint-separator{margin:0 6px}.stage-controls{gap:6px}.header{top:24px}}@media(max-width:600px){#experience{min-height:580px}.header{top:23px;left:6%;right:6%}.wordmark{font-size:22px;gap:9px}.wordmark small{display:none}.header-actions{gap:9px}.export-button{padding:10px;font-size:10px;letter-spacing:1px}.export-button svg{width:13px}.chapter{top:22%;left:8%;max-width:75%}.chapter-meta{font-size:9px}h1{font-size:70px;margin:14px 0 6px}.chapter-english{font-size:8px;letter-spacing:3px}.chapter p{font-size:11px;margin-top:21px;max-width:190px}.term-date{font-size:10px}.shade{background:linear-gradient(90deg,#080a0b88,transparent 80%),linear-gradient(0deg,#080a0b 0%,#080a0bd9 20%,transparent 50%,transparent 82%,#080a0b99)}.art-caption{display:none}.timeline{left:6%;right:6%;bottom:21px}.timeline-footer{font-size:7px;letter-spacing:1px}.timeline-footer>span:last-child{display:none}.season-headings{font-size:8px}.interaction-hint{left:8%;bottom:239px;max-width:85%;font-size:9px}.stage-controls{right:6%;left:6%;justify-content:center;bottom:181px;gap:15px}.text-button{font-size:10px;margin-right:0}.control-divider{margin:0 2px}.settings-panel{top:80px;right:6%;width:280px}.recording-bar{bottom:240px;gap:8px;padding:12px;font-size:10px}.recording-bar progress{width:50px}.recording-bar button{margin-left:0}#toast{bottom:300px}.term-button{font-size:12px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}.loading-orbit{animation:none}}