@import"https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Noto+Sans+SC:wght@400;700;900&display=swap";:root{--color-black: #000000;--color-black-soft: #0a0a0a;--color-black-muted: #141414;--color-black-elevated: #1a1a1a;--color-purple-deep: #2d1b4e;--color-purple-primary: #6b3fa0;--color-purple-bright: #8b5cf6;--color-purple-glow: #a78bfa;--color-cyan-accent: #00fff2;--color-cyan-dim: #0d9488;--color-text-primary: #ffffff;--color-text-secondary: #a1a1aa;--color-text-muted: #52525b;--font-display: "Alibaba PuHuiTi", "Noto Sans SC", sans-serif;--font-heading-en: "Monument Extended", "Bebas Neue", sans-serif;--font-body: "Alibaba PuHuiTi", "Noto Sans SC", sans-serif;--text-display: clamp(3rem, 10vw, 8rem);--text-body: 1rem;--text-label: .75rem;--space-xs: .5rem;--space-sm: 1rem;--space-md: 2rem;--space-lg: 4rem;--space-xl: 8rem;--navbar-height: 4rem;--section-padding: clamp(2rem, 5vw, 6rem);--transition-fast: .15s ease;--transition-base: .3s ease;--transition-slow: .5s ease;--scroll-snap-duration: .8s;--scroll-snap-easing: cubic-bezier(.22, .61, .36, 1);--z-background: -1;--z-content: 1;--z-overlay: 10;--z-navbar: 100;--z-toast: 500;--z-selection: 600;--z-modal: 1000;--selection-color: #8b5cf6;--selection-handle-size: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-snap-type:y mandatory;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-y:scroll;scroll-padding-top:0}@media (prefers-reduced-motion: no-preference){html{scroll-behavior:smooth}}body{min-height:100vh;background-color:var(--color-black);color:var(--color-text-primary);font-family:var(--font-body);font-size:var(--text-body);line-height:1.6;overflow-x:hidden}img,video{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}ul,ol{list-style:none}input,textarea{font:inherit;color:inherit;background:none;border:none}::-moz-selection{background:var(--color-purple-primary);color:var(--color-text-primary)}::selection{background:var(--color-purple-primary);color:var(--color-text-primary)}*{-webkit-user-select:none;-moz-user-select:none;user-select:none}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--color-black)}::-webkit-scrollbar-thumb{background:var(--color-purple-deep)}::-webkit-scrollbar-thumb:hover{background:var(--color-purple-primary)}@font-face{font-family:Alibaba PuHuiTi;src:url(/assets/%E9%98%BF%E9%87%8C%E5%B7%B4%E5%B7%B4%E6%99%AE%E6%83%A0%E4%BD%93%20Black-CgK_JgK4.ttf) format("truetype");font-weight:900;font-style:normal;font-display:swap}.display-cn{font-family:var(--font-display);font-size:var(--text-display);font-weight:900;line-height:1.1;letter-spacing:-.02em;color:var(--color-text-primary)}.heading-en{font-family:var(--font-heading-en);font-size:var(--text-body);font-weight:400;text-transform:uppercase;letter-spacing:.15em;color:var(--color-text-primary)}.label-en{font-family:var(--font-heading-en);font-size:var(--text-label);font-weight:400;text-transform:uppercase;letter-spacing:.2em;color:var(--color-text-secondary)}.body-text{font-family:var(--font-body);font-size:var(--text-body);font-weight:400;line-height:1.8;color:var(--color-text-secondary)}.body-text--dense{line-height:1.5;letter-spacing:.02em}.display-number{font-family:var(--font-heading-en);font-size:var(--text-display);font-weight:400;line-height:1;letter-spacing:-.02em}@keyframes scroll-line{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}50.1%{transform-origin:bottom}to{transform:scaleY(0);transform-origin:bottom}}.scroll-indicator__line{animation:scroll-line 2s ease-in-out infinite}@keyframes subtle-pulse{0%,to{opacity:1}50%{opacity:.7}}@keyframes scan-line{0%{transform:translateY(-100%)}to{transform:translateY(100vh)}}@keyframes glitch-1{0%,to{clip-path:inset(0 0 0 0);transform:translate(0)}20%{clip-path:inset(20% 0 60% 0);transform:translate(-2px,2px)}40%{clip-path:inset(40% 0 40% 0);transform:translate(2px,-2px)}60%{clip-path:inset(60% 0 20% 0);transform:translate(-1px,1px)}80%{clip-path:inset(80% 0 0% 0);transform:translate(1px,-1px)}}.glitch-effect{position:relative}.glitch-effect:before,.glitch-effect:after{content:attr(data-text);position:absolute;top:0;left:0;width:100%;height:100%;opacity:.8}.glitch-effect:before{color:var(--color-cyan-accent);animation:glitch-1 3s infinite linear alternate-reverse;z-index:-1}.glitch-effect:after{color:var(--color-purple-bright);animation:glitch-1 2s infinite linear alternate;z-index:-1}.navbar{position:fixed;top:0;left:0;right:0;z-index:var(--z-navbar);display:flex;justify-content:space-between;align-items:center;padding:var(--space-sm) var(--space-md);background:linear-gradient(to bottom,rgba(0,0,0,.95) 0%,rgba(0,0,0,.8) 40%,rgba(0,0,0,.4) 70%,transparent 100%);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transform:translateY(0);transition:transform var(--transition-base)}.navbar[data-hidden=true]{transform:translateY(-100%)}.navbar__left{display:flex;align-items:center;gap:var(--space-md)}.navbar__logo{display:flex;align-items:center;height:1.8rem}.navbar__logo img{height:100%;width:auto}.navbar__social{display:flex;align-items:center;gap:var(--space-sm)}.navbar__social-link{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;color:var(--color-text-secondary);transition:color var(--transition-fast)}.navbar__social-link:hover{color:var(--color-cyan-accent)}.navbar__social-link svg{width:1.25rem;height:1.25rem}.navbar__right{display:flex;align-items:center;gap:var(--space-md)}.navbar__link{font-family:var(--font-body);font-size:var(--text-body);font-weight:400;color:var(--color-text-secondary);padding:var(--space-xs) 0;position:relative;transition:color var(--transition-fast)}.navbar__link:after{content:"";position:absolute;bottom:0;left:0;width:100%;height:1px;background:var(--color-cyan-accent);transform:scaleX(0);transform-origin:right;transition:transform var(--transition-base)}.navbar__link:hover,.navbar__link.active{color:var(--color-text-primary)}.navbar__link:hover:after,.navbar__link.active:after{transform:scaleX(1);transform-origin:left}.navbar__menu-btn{display:none;flex-direction:column;justify-content:center;gap:4px;width:2rem;height:2rem;padding:.25rem}.navbar__menu-btn span{display:block;width:100%;height:2px;background:var(--color-text-primary);transition:transform var(--transition-fast),opacity var(--transition-fast)}.navbar__menu-btn[data-open=true] span:nth-child(1){transform:translateY(6px) rotate(45deg)}.navbar__menu-btn[data-open=true] span:nth-child(2){opacity:0}.navbar__menu-btn[data-open=true] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}@media (max-width: 768px){.navbar__right{position:fixed;top:var(--navbar-height);left:0;right:0;flex-direction:column;align-items:flex-start;padding:var(--space-md);background:var(--color-black);border-bottom:1px solid var(--color-black-muted);transform:translateY(-100%);opacity:0;pointer-events:none;transition:transform var(--transition-base),opacity var(--transition-base)}.navbar__right[data-open=true]{transform:translateY(0);opacity:1;pointer-events:auto}.navbar__menu-btn{display:flex}.navbar__link{padding:var(--space-sm) 0}}.hero{position:relative;display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;overflow:hidden;background:transparent;padding-top:0}.hero__video-container{position:absolute;top:0;right:0;bottom:0;left:0;z-index:var(--z-background)}.hero__video{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;filter:grayscale(30%) brightness(.35)}.hero__video-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(to bottom,rgba(0,0,0,.4) 0%,transparent 30%),linear-gradient(to top,rgba(0,0,0,.8) 0%,transparent 40%),linear-gradient(to bottom,transparent 0%,rgba(45,27,78,.3) 100%)}.hero__content{position:relative;z-index:var(--z-content);display:flex;flex-direction:column;align-items:center;text-align:center;padding:var(--space-md)}.hero__logo{max-width:min(80vw,600px);height:auto;margin-bottom:var(--space-lg);filter:drop-shadow(0 0 60px rgba(107,63,160,.5))}.hero__tagline{font-family:var(--font-heading-en);font-size:var(--text-label);text-transform:uppercase;letter-spacing:.3em;color:var(--color-text-secondary)}.hero__scroll-indicator{position:absolute;bottom:var(--space-lg);left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:var(--space-sm)}.hero__scroll-indicator span{font-family:var(--font-heading-en);font-size:var(--text-label);letter-spacing:.2em;color:var(--color-text-muted)}.hero__scroll-indicator .scroll-indicator__line{width:1px;height:60px;background:var(--color-purple-primary)}.hero__decoration{position:absolute;pointer-events:none}.hero__decoration--top-left{top:20%;left:5%;width:200px;height:1px;background:linear-gradient(to right,var(--color-purple-primary),transparent);opacity:.5}.hero__decoration--top-right{top:15%;right:5%;width:1px;height:150px;background:linear-gradient(to bottom,var(--color-cyan-accent),transparent);opacity:.3}.hero__decoration--bottom-left{bottom:25%;left:10%;font-family:var(--font-heading-en);font-size:var(--text-label);color:var(--color-text-muted);letter-spacing:.1em;writing-mode:vertical-rl;opacity:.4}.section{min-height:100vh;height:100vh;scroll-snap-align:start;scroll-snap-stop:always;position:relative;z-index:var(--z-content);display:flex;flex-direction:column;justify-content:center;align-items:center;padding:var(--section-padding);padding-top:calc(var(--navbar-height) + var(--section-padding));background:var(--color-black);overflow:hidden}.section>*{width:80%;max-width:1200px}.hero>*{width:auto;max-width:none}.footer>*{width:100%;max-width:none}@media (max-width: 1024px){.section>*{width:85%}.hero>*,.footer>*{width:auto}.footer>*{width:100%}}@media (max-width: 768px){.section>*{width:90%}.hero>*,.footer>*{width:auto}.footer>*{width:100%}}.section__header{margin-bottom:var(--space-lg)}.section__header .label-en{display:block;margin-bottom:var(--space-xs)}.about{justify-content:center}.about__grid{width:80%;max-width:1200px;display:grid;grid-template-columns:1fr 1fr;gap:var(--space-xl);align-items:center}.about__heading{position:relative}.about__heading:before{content:"";position:absolute;left:-2rem;top:0;width:3px;height:100%;background:var(--color-purple-primary)}.about__content{max-width:500px}@media (max-width: 768px){.about__grid{grid-template-columns:1fr;gap:var(--space-lg);width:90%}}.timeline{justify-content:center}.timeline__info{display:flex;gap:var(--space-xl);margin-bottom:var(--space-xl);flex-wrap:wrap}.timeline__date{display:flex;align-items:baseline;gap:var(--space-sm)}.timeline__date .date-range{font-family:var(--font-heading-en);font-size:clamp(3rem,8vw,6rem);color:var(--color-text-primary);letter-spacing:-.02em}.timeline__date .date-separator{font-size:2rem;color:var(--color-purple-primary)}.timeline__location{display:flex;flex-direction:column;justify-content:center}.timeline__location .location-text{font-family:var(--font-display);font-size:clamp(1.5rem,4vw,2.5rem);font-weight:900}.timeline__track{position:relative;padding:var(--space-lg) 0}.timeline__line{position:absolute;top:50%;left:0;right:0;height:1px;background:var(--color-black-muted)}.timeline__milestones{display:flex;justify-content:space-between;position:relative;gap:var(--space-md)}.milestone{display:flex;flex-direction:column;align-items:center;gap:var(--space-xs);padding:var(--space-sm);background:var(--color-black);border:1px solid var(--color-black-muted);transition:border-color var(--transition-fast)}.milestone:hover{border-color:var(--color-purple-primary)}.milestone__date{font-family:var(--font-heading-en);font-size:var(--text-body);color:var(--color-cyan-accent)}.milestone__label{font-size:var(--text-label);color:var(--color-text-secondary);text-align:center}.timeline__note{margin-top:var(--space-md);font-size:var(--text-label);color:var(--color-text-muted)}.application{justify-content:center}.application__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-lg);margin-bottom:var(--space-lg)}.application__category{padding:var(--space-lg);background:var(--color-black-soft);border-left:3px solid var(--color-purple-primary)}.application__category h3{margin-bottom:var(--space-md);color:var(--color-cyan-accent)}.guidelines-list{display:flex;flex-direction:column;gap:var(--space-sm)}.guidelines-list li{position:relative;padding-left:var(--space-md);color:var(--color-text-secondary);font-size:var(--text-body);line-height:1.6}.guidelines-list li:before{content:"—";position:absolute;left:0;color:var(--color-purple-primary)}.cta-button{display:inline-flex;flex-direction:column;padding:var(--space-sm) var(--space-lg);background:var(--color-purple-primary);border:2px solid var(--color-purple-bright);color:var(--color-text-primary);transition:background-color var(--transition-fast),border-color var(--transition-fast)}.cta-button:hover{background:var(--color-purple-bright);border-color:var(--color-cyan-accent)}.cta-button__label{font-family:var(--font-heading-en);font-size:var(--text-label);letter-spacing:.15em;color:#ffffffb3}@media (max-width: 768px){.application__grid{grid-template-columns:1fr}}.visitor{justify-content:center}.visitor__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-md);margin-bottom:var(--space-xl)}.info-card{padding:var(--space-lg);background:var(--color-black-muted);border:1px solid var(--color-purple-deep);border-left:3px solid var(--color-purple-primary);transition:border-color var(--transition-fast)}.info-card:hover{border-color:var(--color-purple-bright)}.info-card h3{font-family:var(--font-heading-en);font-size:var(--text-label);letter-spacing:.1em;color:var(--color-cyan-accent);margin-bottom:var(--space-sm)}.info-card p{color:var(--color-text-secondary);line-height:1.6}.visitor__faq{max-width:800px}.visitor__faq h3{margin-bottom:var(--space-md)}.accordion-item{border-bottom:1px solid var(--color-black-muted)}.accordion-trigger{width:100%;display:flex;justify-content:space-between;align-items:center;padding:var(--space-md) 0;text-align:left;color:var(--color-text-primary);font-size:var(--text-body);transition:color var(--transition-fast)}.accordion-trigger:hover{color:var(--color-purple-bright)}.accordion-trigger .icon{font-size:1.5rem;color:var(--color-purple-primary);transition:transform var(--transition-fast)}.accordion-item[data-open=true] .accordion-trigger .icon{transform:rotate(45deg)}.accordion-content{max-height:0;overflow:hidden;transition:max-height var(--transition-base)}.accordion-item[data-open=true] .accordion-content{max-height:500px}.accordion-content p{padding-bottom:var(--space-md);color:var(--color-text-secondary);line-height:1.6}@media (max-width: 768px){.visitor__grid{grid-template-columns:1fr}}.exhibitors{justify-content:center;align-items:center;text-align:center}.exhibitors>*{width:auto;max-width:none}.exhibitors__teaser{margin:var(--space-xl) 0}.exhibitors__teaser .teaser-text{font-family:var(--font-display);font-size:clamp(1.5rem,4vw,3rem);font-weight:900;color:var(--color-text-muted)}.exhibitors__preview{position:relative;width:80%!important;max-width:1000px!important;overflow:hidden}.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px}.preview-img{width:100%;aspect-ratio:16/9;-o-object-fit:cover;object-fit:cover;filter:grayscale(100%) brightness(.3) blur(5px);transition:filter var(--transition-slow)}.exhibitors__preview:hover .preview-img{filter:grayscale(50%) brightness(.5) blur(2px)}.past-events{justify-content:center}.past-events__list{max-width:600px}.past-event-link{display:flex;justify-content:space-between;align-items:center;padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--color-black-muted);transition:background-color var(--transition-fast)}.past-event-link:hover{background:var(--color-black-muted)}.past-event-link .year{font-family:var(--font-heading-en);font-size:clamp(1.5rem,4vw,2.5rem);letter-spacing:.05em}.past-event-link .arrow{font-size:1.5rem;color:var(--color-purple-primary);transition:transform var(--transition-fast)}.past-event-link:hover .arrow{transform:translate(8px)}.footer{min-height:auto;padding:var(--space-xl) var(--section-padding);background:var(--color-black-soft);border-top:1px solid var(--color-black-muted)}.footer__credits{display:flex;flex-wrap:wrap;gap:var(--space-xl);margin-bottom:var(--space-lg)}.credit-item{display:flex;flex-direction:column;gap:var(--space-xs)}.credit-label{font-family:var(--font-heading-en);font-size:var(--text-label);letter-spacing:.1em;color:var(--color-text-muted)}.credit-name{color:var(--color-text-secondary)}.footer__copyright{display:flex;align-items:center;gap:var(--space-sm);padding-top:var(--space-lg);border-top:1px solid var(--color-black-muted);font-family:var(--font-heading-en);font-size:var(--text-label);letter-spacing:.1em;color:var(--color-text-muted)}.footer__copyright .separator{color:var(--color-purple-deep)}#webgl-container{position:fixed;top:0;left:0;width:100%;height:100%;z-index:var(--z-background);pointer-events:none}#webgl-container canvas{width:100%!important;height:100%!important}main{position:relative;z-index:var(--z-content)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.container{width:100%;max-width:1400px;margin:0 auto;padding:0 var(--space-md)}.navbar__social-link.copied{color:var(--color-cyan-accent)}.toast-notification{position:fixed;bottom:2rem;left:50%;transform:translate(-50%) translateY(20px);padding:.875rem 1.5rem;background:var(--color-black-elevated);border:1px solid var(--color-purple-primary);border-left:3px solid var(--color-cyan-accent);color:var(--color-text-primary);font-size:var(--text-body);font-family:var(--font-body);z-index:var(--z-toast);opacity:0;pointer-events:none;transition:opacity .3s ease,transform .3s ease;box-shadow:0 4px 20px #00000080,0 0 20px #8b5cf626}.toast-notification--visible{opacity:1;transform:translate(-50%) translateY(0)}.ae-selection-box{position:absolute;pointer-events:none;z-index:var(--z-selection);border:1px solid var(--selection-color)}.ae-selection-box__handle{position:absolute;width:var(--selection-handle-size);height:var(--selection-handle-size);background:var(--selection-color)}.ae-selection-box__handle--tl{top:calc(var(--selection-handle-size) / -2);left:calc(var(--selection-handle-size) / -2)}.ae-selection-box__handle--tr{top:calc(var(--selection-handle-size) / -2);right:calc(var(--selection-handle-size) / -2)}.ae-selection-box__handle--bl{bottom:calc(var(--selection-handle-size) / -2);left:calc(var(--selection-handle-size) / -2)}.ae-selection-box__handle--br{bottom:calc(var(--selection-handle-size) / -2);right:calc(var(--selection-handle-size) / -2)}.ae-selection-box__handle--t{top:calc(var(--selection-handle-size) / -2);left:50%;transform:translate(-50%)}.ae-selection-box__handle--b{bottom:calc(var(--selection-handle-size) / -2);left:50%;transform:translate(-50%)}.ae-selection-box__handle--l{top:50%;left:calc(var(--selection-handle-size) / -2);transform:translateY(-50%)}.ae-selection-box__handle--r{top:50%;right:calc(var(--selection-handle-size) / -2);transform:translateY(-50%)}.ae-selection-box__anchor{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:14px;height:14px}.ae-selection-box__anchor:before{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:10px;height:10px;border:2px solid var(--selection-color);border-radius:50%;background:transparent}.ae-selection-box__anchor-h{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:14px;height:2px;background:var(--selection-color)}.ae-selection-box__anchor-v{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:2px;height:14px;background:var(--selection-color)}