:root{color-scheme:dark;--ink: #030504;--warm: #e98228;--leaf: #799b67;--silver: #dfe7df;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-synthesis:none;background:var(--ink);color:var(--silver)}*{box-sizing:border-box}html{background:var(--ink);overflow-x:clip}body{margin:0;min-width:320px;overflow-x:clip;background:var(--ink);color:var(--silver)}button,input,textarea,select{font:inherit}.hero{position:relative;height:900vh;background:var(--ink)}.hero__stage{position:sticky;top:0;height:100svh;overflow:hidden;isolation:isolate;background:var(--ink)}.hero__visual,.hero__vignette,.hero__chrome{position:absolute;inset:0}.particle-finale{position:absolute;inset:0;z-index:2;display:block;width:100%;height:100%;pointer-events:none}.particle-finale[data-active=false]{opacity:0}.particle-finale[data-reduced-motion=true]{display:none}.hero__visual{z-index:0;background:var(--ink)}.orange-tree-visual,.orange-tree-visual__video-host,.orange-tree-visual__poster,.orange-tree-visual__video{position:absolute;inset:0;display:block;width:100%;height:100%}.orange-tree-visual{overflow:hidden;background:var(--ink)}.orange-tree-visual__video-host{z-index:1}.orange-tree-visual__video-host[hidden]{display:none}.orange-tree-visual__poster,.orange-tree-visual__video{object-fit:cover;object-position:center}.orange-tree-visual__poster{z-index:2;pointer-events:none;opacity:1;transition:opacity .22s ease}.orange-tree-visual__poster[data-hidden=true]{opacity:0}.hero__vignette{z-index:1;pointer-events:none;background:linear-gradient(90deg,rgba(3,5,4,.82) 0%,rgba(3,5,4,.76) 18%,rgba(3,5,4,.34) 42%,transparent 62%)}.hero__chrome{z-index:3;pointer-events:none}.hero__chrome:before,.hero__chrome:after{position:absolute;top:clamp(1.5rem,4vw,4rem);bottom:clamp(1.5rem,4vw,4rem);width:1px;content:"";background:#dfe7df29}.hero__chrome:before{left:clamp(1.5rem,4vw,4rem)}.hero__chrome:after{right:clamp(1.5rem,4vw,4rem)}.eyebrow{margin:0 0 1.1rem;color:#dfe7df9e;font-size:clamp(.62rem,.75vw,.76rem);font-weight:500;letter-spacing:.22em;line-height:1.5}.portal-nav{position:absolute;top:clamp(1rem,2.5vw,2rem);left:50%;z-index:8;display:grid;width:min(1180px,calc(100vw - 3rem));min-height:58px;grid-template-columns:auto 1fr;align-items:center;gap:clamp(1rem,2.5vw,2rem);padding:.5rem .6rem .5rem 1.1rem;border:1px solid rgba(223,231,223,.2);border-radius:18px;color:var(--silver);background:#030c0885;box-shadow:inset 0 1px #ffffff14,0 18px 50px #0003;pointer-events:auto;transform:translate(-50%);backdrop-filter:blur(18px) saturate(1.18);-webkit-backdrop-filter:blur(18px) saturate(1.18)}.portal-nav button,.portal-nav a{border:0;color:inherit;font:inherit;text-decoration:none;background:transparent}.portal-nav button:not(:disabled),.portal-nav a{cursor:pointer}.portal-nav button.portal-nav__brand{display:inline-flex;align-items:center;gap:.7rem;padding:.65rem .2rem;font-size:13px;font-weight:650;letter-spacing:.12em;white-space:nowrap}.portal-nav__brand-icon{width:2rem;height:2rem;object-fit:contain}.portal-nav__links{display:flex;justify-content:center;gap:clamp(.65rem,2.3vw,2rem)}.portal-nav__links--desktop{position:absolute;left:50%;transform:translate(-50%)}.portal-nav__links button{padding:.7rem .1rem;border-bottom:1px solid transparent;color:#dfe7dfb8;font-size:.78rem;letter-spacing:.08em;transition:color .18s ease,border-color .18s ease}.portal-nav__links button:hover,.portal-nav__links button[aria-current=location]{border-bottom-color:var(--warm);color:#fff}.portal-nav__links--mobile,.portal-nav__toggle{display:none}.portal-nav button:focus-visible,.portal-nav a:focus-visible{outline:2px solid var(--warm);outline-offset:3px}.portal-story{position:absolute;z-index:4;inset:0;pointer-events:none;overflow:hidden}.story-layout{position:absolute;inset:clamp(6.5rem,13vh,8.5rem) clamp(2.5rem,6vw,7.5rem) clamp(5.5rem,10vh,7rem);display:grid;place-items:center start;pointer-events:none}.story-panel{position:relative;width:min(590px,48vw);max-height:100%;padding:clamp(1.6rem,2.7vw,2.7rem);overflow:auto;color:var(--silver);scrollbar-width:none;transform-origin:center;will-change:transform,opacity}.story-panel::-webkit-scrollbar{display:none}.story-panel[data-scene=home]{width:min(840px,68vw);padding-left:0}.story-panel[data-scene=solution]{width:min(980px,84vw);display:grid;grid-template-columns:minmax(17rem,.85fr) minmax(24rem,1.15fr);gap:1rem 3rem}.story-panel[data-scene=solution] .story-panel__meta,.story-panel[data-scene=solution] .story-panel__points{grid-column:1 / -1}.story-panel[data-scene=capture]{width:min(600px,50vw)}.story-panel[data-scene=vision]{width:min(610px,50vw)}.story-panel[data-scene=agent]{width:min(720px,58vw)}.story-panel[data-scene=scenarios]{width:min(1060px,88vw);display:grid;grid-template-columns:minmax(20rem,.9fr) minmax(30rem,1.35fr);gap:1rem 3.5rem}.story-panel[data-scene=scenarios] .story-panel__meta,.story-panel[data-scene=scenarios] .story-panel__copy,.story-panel[data-scene=scenarios] .story-panel__points{grid-column:1 / -1}.story-panel[data-scene=about]{width:min(820px,72vw);text-align:left}.story-panel[data-scene=about] .story-panel__meta,.story-panel[data-scene=about] .story-panel__points{justify-content:flex-start}.story-panel__meta{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;margin-bottom:clamp(1.1rem,2vw,1.8rem)}.story-panel__identity{display:inline-flex;align-items:center;gap:.7rem}.story-panel__icon{width:40px;height:40px;padding:9px;border:1px solid rgba(233,130,40,.54);border-radius:50%;color:var(--warm);stroke-width:1.45}.story-panel__eyebrow{margin:0;color:var(--warm);font-size:.68rem;letter-spacing:.2em;white-space:nowrap}.story-panel h2{max-width:10em;margin:0;color:#f2f5f0;font-family:Songti SC,STSong,"Noto Serif SC",serif;font-size:clamp(2.5rem,4.6vw,5rem);font-weight:400;line-height:1.04;letter-spacing:-.055em;text-wrap:balance;text-shadow:0 2px 25px rgba(0,0,0,.45)}.story-panel[data-scene=home] h2{max-width:9em;font-size:clamp(4rem,6.7vw,7rem)}.story-panel[data-scene=solution] h2,.story-panel[data-scene=scenarios] h2{font-size:clamp(2.6rem,3.9vw,4.5rem)}.story-panel[data-scene=about] h2{max-width:12em;font-size:clamp(3.2rem,5.4vw,6.2rem)}.story-panel__description{max-width:36rem;margin:1.15rem 0 0;color:#dfe7dfc2;font-size:clamp(.85rem,1.05vw,1rem);line-height:1.8}.story-panel__points{display:grid;grid-template-columns:repeat(auto-fit,minmax(8rem,1fr));gap:.7rem;margin:1.45rem 0 0;padding:1.05rem 0 0;border-top:1px solid rgba(223,231,223,.15);list-style:none}.story-panel__points li{display:flex;min-height:42px;align-items:center;gap:.4rem;padding:.7rem .8rem;border:1px solid rgba(223,231,223,.12);border-radius:12px;color:#dfe7dfd1;font-size:.75rem;letter-spacing:.03em;background:#dfe7df09;will-change:transform,opacity}.story-panel[data-scene=solution] .story-panel__points,.story-panel[data-scene=scenarios] .story-panel__points{grid-template-columns:repeat(5,minmax(0,1fr))}.story-panel__points--scenarios{gap:.8rem}.story-panel__points li.story-scenario-card{position:relative;display:block;min-height:0;aspect-ratio:4 / 3;padding:0;overflow:hidden;border-color:#dfe7df33;background:#07150d}.story-scenario-card:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,#020905e6);pointer-events:none}.story-scenario-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.story-scenario-card:hover img{transform:scale(1.035)}.story-scenario-card>span{position:absolute;z-index:1;right:.8rem;bottom:.7rem;left:.8rem;color:#f5f5ef;font-size:.78rem;letter-spacing:.08em}.story-panel[data-scene=home] .story-panel__points{display:flex;border-top-color:#dfe7df47}.story-panel[data-scene=home] .story-panel__points li{min-height:auto;padding:0;border:0;background:transparent}.story-point__icon{width:14px;height:14px;flex:0 0 14px;color:var(--warm);stroke-width:1.6}.story-point__marker{width:4px;height:4px;flex:0 0 4px;border-radius:50%;background:var(--warm)}.sound-toggle{position:absolute;right:clamp(2.25rem,7vw,7.5rem);bottom:clamp(4.9rem,11vh,8.2rem);z-index:1;display:inline-flex;width:44px;height:44px;min-height:44px;justify-content:center;align-items:center;padding:0;border:1px solid rgba(223,231,223,.5);border-radius:999px;color:#f4f7f2f5;background:#030504e0;box-shadow:0 2px 18px #03050457;cursor:pointer;pointer-events:auto;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.sound-toggle svg{width:1.35rem;height:1.35rem;overflow:visible;fill:currentColor}.sound-toggle svg path:not(:first-child){fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.6}.sound-toggle[aria-pressed=true]{border-color:#e98228c7;color:var(--warm)}.sound-toggle:focus-visible{outline:2px solid var(--warm);outline-offset:2px;box-shadow:0 0 0 5px #030504f0,inset 0 0 0 1px #030504e0}.sound-toggle:hover:not(:disabled){border-color:#f4f7f2c2;color:#fff;background:#030504f2}.sound-toggle:disabled{border-color:#dfe7df61;color:#f4f7f2c7;background:#030504e6;cursor:wait}.hero__phase{position:absolute;right:clamp(2.25rem,7vw,7.5rem);bottom:clamp(2.4rem,7vh,5.5rem);display:flex;align-items:baseline;gap:1.2rem;color:#dfe7dfb3;font-size:.68rem;letter-spacing:.18em}.hero__phase span:first-child{color:var(--warm)}.hero__scroll-cue{position:absolute;bottom:clamp(1.6rem,3vh,2.5rem);left:50%;display:grid;justify-items:center;gap:.7rem;color:#dfe7df8c;font-size:.62rem;letter-spacing:.2em;opacity:1;transform:translate(-50%);transition:opacity .26s ease}.hero__scroll-cue i{display:block;width:1px;height:2.25rem;background:var(--warm);animation:scroll-pulse 1.8s ease-in-out infinite;transform-origin:top}.hero__scroll-cue--hidden{opacity:0}@keyframes scroll-pulse{0%,to{opacity:.25;transform:scaleY(.45)}50%{opacity:1;transform:scaleY(1)}}.contact-footer{position:relative;min-height:100svh;padding:clamp(6rem,10vw,10rem) clamp(2rem,10vw,10rem) 2rem;overflow:hidden;background:#fff;color:var(--ink)}.contact-footer:before{position:absolute;top:clamp(2rem,5vw,5rem);right:clamp(2rem,5vw,5rem);left:clamp(2rem,5vw,5rem);height:1px;content:"";background:#03050438}.contact-footer__statement{max-width:920px}.contact-footer__eyebrow{margin:0 0 1.25rem;color:#03050485;font-size:.7rem;font-weight:650;letter-spacing:.2em}.contact-footer h2{max-width:8em;margin:0;color:var(--ink);font-family:Songti SC,STSong,"Noto Serif SC",serif;font-size:clamp(3.4rem,8vw,8.6rem);font-weight:400;line-height:1;letter-spacing:-.06em;text-wrap:balance}.contact-footer__statement>p:last-child{max-width:34rem;margin:clamp(2rem,5vh,4rem) 0 0 auto;color:#0305049e;font-size:clamp(.9rem,1.15vw,1.08rem);line-height:1.9;letter-spacing:.04em}.contact-footer__services{display:flex;flex-wrap:wrap;gap:1rem clamp(1.5rem,4vw,3.5rem);margin-top:clamp(4rem,9vw,8rem);padding:2rem 0;border-top:1px solid rgba(3,5,4,.2);border-bottom:1px solid rgba(3,5,4,.2)}.contact-footer__services span{font-size:clamp(.82rem,1.1vw,1rem);letter-spacing:.06em}.contact-footer__action{display:flex;align-items:flex-end;justify-content:space-between;gap:2rem;padding:clamp(2.5rem,5vw,4rem) 0}.contact-footer__action p{margin:0 0 .65rem;color:#03050480;font-size:.72rem;letter-spacing:.16em}.contact-footer__action strong{display:block;max-width:30rem;font-family:Songti SC,STSong,"Noto Serif SC",serif;font-size:clamp(1.5rem,2.6vw,2.5rem);font-weight:400;line-height:1.35}.contact-footer__action>span{padding:.85rem 1.1rem;border:1px solid rgba(3,5,4,.18);border-radius:999px;color:#03050485;font-size:.72rem;white-space:nowrap}.contact-footer__legal{display:flex;justify-content:space-between;gap:1rem;margin-top:clamp(3rem,7vw,6rem);color:#0305046b;font-size:.7rem}.no-script-portal{min-height:100vh;padding:10vw;background:var(--ink);color:var(--silver)}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}@media(max-width:900px){.orange-tree-visual__poster,.orange-tree-visual__video{object-fit:cover;object-position:52% center}.hero__vignette{background:linear-gradient(180deg,rgba(3,5,4,.82) 0%,rgba(3,5,4,.58) 16%,rgba(3,5,4,.18) 34%,transparent 52%)}.portal-nav{top:1rem;width:calc(100vw - 2rem);grid-template-columns:1fr auto;padding:.45rem .55rem .45rem .9rem}.portal-nav__toggle{display:grid;width:42px;height:42px;place-items:center;border-radius:12px!important}.portal-nav__toggle svg{width:20px;height:20px}.portal-nav__links--desktop{display:none}.portal-nav__links--mobile{position:absolute;top:calc(100% + .55rem);right:0;left:0;display:flex;flex-direction:column;align-items:stretch;gap:0;padding:.8rem 1rem;border:1px solid rgba(223,231,223,.2);border-radius:16px;background:#030c08f0;box-shadow:0 20px 50px #00000059;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.portal-nav__links--mobile[hidden]{display:none}.portal-nav__links--mobile button{min-height:44px;text-align:left}.story-layout,.story-layout--solution,.story-layout--capture,.story-layout--vision,.story-layout--agent,.story-layout--scenarios,.story-layout--about{inset:6.7rem 1rem 5.5rem;place-items:center start}.story-panel,.story-panel[data-scene]{display:block;width:min(100%,42rem);max-height:min(62svh,34rem);padding:1.25rem;overflow:auto}.story-panel[data-scene=home]{padding:1.25rem}.story-panel__meta{margin-bottom:.8rem}.story-panel__icon{width:38px;height:38px;padding:9px}.story-panel h2,.story-panel[data-scene=home] h2,.story-panel[data-scene=solution] h2,.story-panel[data-scene=scenarios] h2,.story-panel[data-scene=about] h2{max-width:10em;font-size:clamp(2rem,9vw,3rem)}.story-panel__description{margin-top:.75rem;font-size:.82rem;line-height:1.65}.story-panel__points{grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem;margin-top:.8rem;padding-top:.8rem}.story-panel[data-scene=solution] .story-panel__points,.story-panel[data-scene=scenarios] .story-panel__points{grid-template-columns:repeat(2,minmax(0,1fr))}.story-panel__points--scenarios .story-scenario-card--wide{grid-column:1 / -1;aspect-ratio:2 / .72}.sound-toggle{right:1rem;bottom:1.25rem}.hero__phase{right:4.7rem;bottom:2.1rem}.hero__chrome:before,.hero__chrome:after{opacity:.6}.contact-footer{padding:7rem 2rem 2rem}.contact-footer h2{font-size:clamp(3.1rem,15vw,5.4rem)}.contact-footer__action,.contact-footer__legal{flex-direction:column;align-items:flex-start}}@media(max-width:480px){.portal-nav{top:.7rem;width:calc(100vw - 1.2rem)}.story-layout,.story-layout--solution,.story-layout--capture,.story-layout--vision,.story-layout--agent,.story-layout--scenarios,.story-layout--about{inset:5.8rem .6rem 5rem}.story-panel,.story-panel[data-scene]{max-height:min(66svh,36rem);padding:1rem}.story-panel h2,.story-panel[data-scene=home] h2,.story-panel[data-scene=solution] h2,.story-panel[data-scene=scenarios] h2,.story-panel[data-scene=about] h2{font-size:clamp(1.8rem,10vw,2.45rem)}.story-panel__points--scenarios{gap:.4rem}.story-scenario-card>span{right:.55rem;bottom:.5rem;left:.55rem;font-size:.7rem}.contact-footer{padding-inline:1.25rem}}@media(max-height:560px){.story-panel{max-height:56svh}.hero__phase{right:2rem;bottom:1.5rem}.hero__scroll-cue{bottom:1rem}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}