/* Opening and section transitions share the site's existing blue/white palette. */
.opening-stage[hidden],.opening-skip[hidden]{display:none}
.opening-stage{position:fixed;inset:0;z-index:200;pointer-events:none;overflow:hidden}
.opening-paper,.opening-blue{position:absolute;inset:0;will-change:transform}
.opening-paper{background:#fff}
.opening-blue{background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.opening-title{width:min(800px,76vw);padding-bottom:1vh}
.opening-mask{overflow:hidden;padding:8px 0}
.opening-chinese{display:block;font-family:"STZhongsong","Songti SC","SimSun",serif;font-size:clamp(65px,10vw,140px);font-weight:500;line-height:1.16;letter-spacing:-.065em}
.opening-english{display:block;font:italic clamp(57px,9.8vw,140px)/1.15 Georgia,serif;letter-spacing:-.065em;text-align:right;padding-right:12px}
.opening-line{display:block;width:100%;height:1px;background:#ffffff77;margin-top:29px;transform-origin:left}
.opening-fields{font-size:12px;letter-spacing:.13em;color:#e2eaff;margin-top:21px}
.opening-signature{position:absolute;left:40px;bottom:32px;font:9px/1.6 monospace;letter-spacing:.11em;color:#dbe5ff}
.opening-skip{position:fixed;top:29px;right:35px;z-index:201;border:1px solid #ffffff70;border-radius:99px;background:#2850ef;color:#fff;font-size:11px;padding:11px 17px;display:flex;gap:25px;align-items:center}
.opening-skip span{font-size:17px;line-height:1}
.opening-skip:hover{background:#fff;color:var(--accent)}






.intro-in{animation:none!important}
.motion-on.intro-running .hero .intro-in,.motion-on.intro-running .header{opacity:0}
@media(max-width:900px){.opening-title{width:76vw}}
@media(max-width:600px){.opening-title{width:79vw;padding-bottom:3vh}.opening-mask{padding:5px 0}.opening-chinese{font-size:77px;line-height:1.2}.opening-english{font-size:67px;line-height:1.2;padding-right:5px}.opening-line{margin-top:24px}.opening-fields{font-size:9px;letter-spacing:.07em;margin-top:18px}.opening-signature{left:24px;bottom:27px;font-size:7px;letter-spacing:.065em}.opening-skip{top:24px;right:21px;font-size:10px;padding:10px 14px;gap:18px}}
@media(max-width:360px){.opening-chinese{font-size:66px}.opening-english{font-size:58px}.opening-fields{font-size:8px}.opening-signature{font-size:6px}}
@media(prefers-reduced-motion:reduce){.opening-stage,.opening-skip{display:none!important}}