:root{color-scheme:dark;--bg:#0b1418;--text:#eeeae0;--muted:#a3afb0;--gold:#d9bd7e;--line:#ffffff1f;--cyan:#87bab4;font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--bg);color:var(--text);font-size:15px;line-height:1.8}body::before{content:"";position:absolute;inset:0 0 auto;height:840px;pointer-events:none;background:radial-gradient(ellipse at 78% 40%,#243a3b55,transparent 48%);z-index:-1}a{color:inherit;text-decoration:none}button,input{font:inherit}a,button{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:6px}a:hover{color:var(--gold)}.page-shell{max-width:1320px;padding:0 64px;margin:auto}.masthead{height:124px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.wordmark{font-size:27px;font-weight:650;letter-spacing:.16em;line-height:1.1}.wordmark>span{color:var(--gold);font-weight:400}.wordmark small{display:block;font:9px/1.4 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Georgia,serif;color:#8a9fa0;letter-spacing:.22em;display:flex;align-items:center;gap:20px}.art-label span{color:var(--gold)}.label-top{top:20px;left:30px}.label-bottom{bottom:15px;right:20px}.principles{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:34px 0;gap:40px}.principles>div+div{border-left:1px solid var(--line);padding-left:36px}.index{font:9px/1.5 Georgia,serif;color:var(--cyan);letter-spacing:.17em}h2{font-size:18px;font-weight:500;margin:14px 0 7px}.principles p{font-size:12px;color:var(--muted);margin:0}.contact{display:flex;justify-content:space-between;align-items:center;gap:40px;padding:64px 0}.contact .eyebrow{margin-bottom:14px}.contact h2{font-family:"Songti SC","Noto Serif CJK SC","SimSun",serif;font-size:26px;font-weight:500;margin:0 0 8px}.contact p{font-size:12px;color:var(--muted);margin:0}.contact-action{min-width:350px}.contact-action label{font-size:10px;letter-spacing:.13em;color:var(--muted)}.wechat-row{display:flex;align-items:center;gap:20px;padding:7px 0;border-bottom:1px solid #d9bd7e50}.wechat-row input{font-family:Georgia,serif;font-size:23px;letter-spacing:.01em;border:0;background:transparent;color:var(--text);width:175px;min-width:0;padding:0;border-radius:0}.wechat-row button{border:0;background:transparent;color:var(--gold);cursor:pointer;min-height:44px;font-size:11px;padding:0}.wechat-row button span{margin-left:7px;font-size:17px}.wechat-row button:hover{color:#f2d89b}.contact #copy-status{min-height:22px;margin-top:9px;font-size:10px}footer{border-top:1px solid var(--line);padding:28px 0 30px}.footer-top,.footer-bottom{display:flex;justify-content:space-between;gap:16px}.footer-top{font-size:12px}.footer-top>span+span{color:var(--muted);font-size:11px}.footer-bottom{font-size:10px;color:var(--muted);margin-top:18px}.registrations{display:flex;gap:18px;flex-wrap:wrap}.registrations a{display:inline-flex;gap:4px;align-items:center}.registrations img{object-fit:contain}.skip-link{position:fixed;top:-100px;left:20px;padding:10px 20px;background:var(--gold);color:var(--bg);z-index:10}.skip-link:focus{top:10px}.error-page main{min-height:65vh;padding:100px 0 80px}.error-page .intro{max-width:560px}.error-page h1{font-size:52px}.error-links{display:flex;gap:28px;align-items:center}.secondary-link{border-bottom:1px solid var(--line);font-size:13px}.hero-copy{animation:arrive .7s both}.hero-art{animation:arrive 1s .1s both}@keyframes arrive{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}[hidden]{display:none!important}
@media(min-width:1500px){.hero{min-height:630px}}
@media(max-width:1000px){.page-shell{padding:0 36px}.hero{grid-template-columns:1.2fr .8fr}.brand-emblem{width:270px;height:270px}.hero-art{height:350px}.orbit{height:230px}.orbit-two{height:300px}.principles{gap:20px}.principles>div+div{padding-left:20px}.contact{gap:28px}.contact-action{min-width:310px}.contact h2{font-size:23px}.footer-bottom{flex-direction:column}}
@media(max-width:700px){.page-shell{padding:0 25px}.masthead{height:96px}.wordmark{font-size:24px}.header-link{gap:12px;font-size:12px}.hero{grid-template-columns:1fr;padding:46px 0 32px;gap:22px;min-height:0}.eyebrow{font-size:10px;margin-bottom:22px}h1{font-size:43px;line-height:1.4;margin-bottom:21px}.intro{font-size:13px;margin-bottom:26px}.desktop-break{display:none}.primary-link{font-size:14px;padding:15px 22px;gap:56px}.access-note{font-size:9px}.access-note>span{padding:0 4px}.hero-art{height:225px;margin:0 12px}.brand-emblem{width:240px;height:240px}.orbit{width:86%;height:175px;max-width:330px}.orbit-two{width:72%;height:205px}.art-label{font-size:8px}.label-top{top:15px;left:0}.label-bottom{bottom:5px;right:0}.orbital-point{right:14%;top:18%}.principles{grid-template-columns:1fr;gap:0;padding:5px 0}.principles>div{display:grid;grid-template-columns:92px 1fr;column-gap:10px;padding:22px 0}.principles>div+div{border-left:0;border-top:1px solid var(--line);padding-left:0}.index{grid-row:1/3;align-self:center;font-size:8px}.principles h2{font-size:16px;margin:0 0 3px}.principles p{font-size:11px}.contact{align-items:stretch;flex-direction:column;padding:38px 0;gap:26px}.contact h2{font-size:24px}.contact-action{min-width:0}.wechat-row{justify-content:space-between}.wechat-row button{font-size:12px}.footer-top{flex-direction:column;gap:7px}.footer-bottom{gap:10px;margin-top:17px}.registrations{gap:7px;flex-direction:column;font-size:9px}footer{padding:25px 0}.error-page main{padding:70px 0}.error-page h1{font-size:39px}.error-links{align-items:flex-start;flex-direction:column;gap:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.primary-link:hover{transform:none}}
.hero-art{overflow:clip}.wechat-row button{white-space:nowrap}
@media(max-width:700px){h1{font-size:clamp(32px,11vw,43px)}}