:root{--ink:#080a09;--ink-2:#0c100f;--ink-3:#121716;--line:#f2efe81a;--line-strong:#f2efe833;--ivory:#f2efe8;--muted:#98a19b;--muted-2:#6d766f;--brass:#c6a15b;--brass-bright:#e0c489;--brass-soft:#c6a15b24;--jade:#4e8f76;--serif:"Iowan Old Style", "Palatino Linotype", Palatino, "Songti SC", "STSong", "Noto Serif SC", Georgia, serif;--sans:"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--page:min(1240px, 88vw);--ease:cubic-bezier(.22, 1, .36, 1);--header-h:76px;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{background:var(--ink);color:var(--ivory);font-family:var(--sans);letter-spacing:.015em;margin:0;font-size:16px;line-height:1.75;overflow-x:hidden}body:after{content:"";z-index:9;pointer-events:none;opacity:.04;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");position:fixed;inset:0}img,svg{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0}:focus-visible{outline:1px solid var(--brass);outline-offset:3px}::selection{background:var(--brass);color:var(--ink)}h1,h2,h3,h4{font-family:var(--serif);letter-spacing:.02em;margin:0;font-weight:400;line-height:1.16}p{margin:0}.eyebrow{font-family:var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--brass);align-items:center;gap:14px;font-size:11px;display:flex}.eyebrow:before{content:"";opacity:.6;background:currentColor;width:34px;height:1px}.shell{width:var(--page);margin-inline:auto}.section{scroll-margin-top:var(--header-h);padding-block:clamp(88px,11vw,150px);position:relative}.section+.section{border-top:1px solid var(--line)}.section__head{grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:end;gap:clamp(28px,5vw,80px);margin-bottom:clamp(44px,5vw,72px);display:grid}.section__index{font-family:var(--mono);letter-spacing:.24em;color:var(--muted-2);margin-bottom:20px;font-size:11px;display:block}.section__title{margin-top:18px;font-size:clamp(1.9rem,3.6vw,3.05rem)}.section__lead{color:var(--muted);max-width:52ch;font-size:clamp(.95rem,1.15vw,1.06rem)}.section__lead strong{color:var(--ivory);font-weight:500}.progress{z-index:60;background:var(--brass);transform-origin:0;will-change:transform;height:1px;position:fixed;inset:0 0 auto;transform:scaleX(0)}.site-header{z-index:50;height:var(--header-h);transition:background .5s var(--ease), border-color .5s var(--ease), backdrop-filter .5s var(--ease);border-bottom:1px solid #0000;align-items:center;display:flex;position:fixed;inset:0 0 auto}.site-header.is-stuck{-webkit-backdrop-filter:blur(16px)saturate(140%);border-bottom-color:var(--line);background:#080a09b8}.site-header__inner{width:var(--page);justify-content:space-between;align-items:center;gap:24px;margin-inline:auto;display:flex}.brand{flex:none;align-items:center;gap:13px;display:flex}.brand__mark{width:34px;height:34px;color:var(--brass);transition:transform .9s var(--ease)}.brand:hover .brand__mark{transform:rotate(72deg)}.brand__text{align-items:baseline;gap:8px;display:flex}.brand__cn{font-family:var(--serif);letter-spacing:.1em;font-size:1.32rem;line-height:1}.brand__en{font-family:var(--mono);letter-spacing:.3em;color:var(--muted);text-transform:uppercase;font-size:10px}.nav{flex:none;align-items:center;gap:clamp(16px,2vw,30px);display:flex}.nav__link{letter-spacing:.08em;color:var(--muted);white-space:nowrap;transition:color .35s var(--ease);padding-block:6px;font-size:.86rem;position:relative}.nav__link:after{content:"";background:var(--brass);transform-origin:0;width:100%;height:1px;transition:transform .45s var(--ease);position:absolute;bottom:0;left:0;transform:scaleX(0)}.nav__link:hover,.nav__link.is-active{color:var(--ivory)}.nav__link:hover:after,.nav__link.is-active:after{transform:scaleX(1)}.nav__toggle{flex-direction:column;justify-content:center;align-items:center;width:40px;height:40px;margin-right:-8px;display:none}.nav__toggle span{background:var(--ivory);width:20px;height:1px;transition:transform .4s var(--ease), opacity .3s var(--ease);display:block}.nav__toggle span+span{margin-top:6px}.site-header.is-open .nav__toggle span:first-child{transform:translateY(3.5px)rotate(45deg)}.site-header.is-open .nav__toggle span:last-child{transform:translateY(-3.5px)rotate(-45deg)}.btn{letter-spacing:.14em;border:1px solid var(--line-strong);white-space:nowrap;transition:color .45s var(--ease), border-color .45s var(--ease), transform .45s var(--ease), background .45s var(--ease);border-radius:999px;align-items:center;gap:11px;padding:15px 27px;font-size:.85rem;display:inline-flex;position:relative;overflow:hidden}.btn--solid{background:var(--brass);border-color:var(--brass);color:#16120a}.btn--solid:hover{background:var(--brass-bright);border-color:var(--brass-bright);transform:translateY(-2px)}.btn--ghost:hover{color:var(--brass-bright);border-color:#c6a15b99;transform:translateY(-2px)}.btn__arrow{transition:transform .45s var(--ease)}.btn:hover .btn__arrow{transform:translate(4px)}.link-arrow{letter-spacing:.1em;color:var(--brass);align-items:center;gap:10px;font-size:.85rem;display:inline-flex}.link-arrow svg{transition:transform .45s var(--ease)}.link-arrow:hover svg{transform:translate(5px)}.hero{min-height:100svh;padding-top:calc(var(--header-h) + 24px);isolation:isolate;flex-direction:column;justify-content:center;padding-bottom:34px;display:flex;position:relative;overflow:hidden}.hero__bg{z-index:-1;position:absolute;inset:0}.hero__grid{background-image:linear-gradient(to right, var(--line) 1px, transparent 1px), linear-gradient(to bottom, var(--line) 1px, transparent 1px);opacity:.75;background-size:84px 84px;position:absolute;inset:-10% -10% 0;-webkit-mask-image:radial-gradient(120% 80% at 62% 30%,#000 0%,#0000 72%);mask-image:radial-gradient(120% 80% at 62% 30%,#000 0%,#0000 72%)}.hero__glow{filter:blur(6px);will-change:transform;background:radial-gradient(circle,#c6a15b38 0%,#c6a15b14 34%,#0000 68%);width:62vw;max-width:900px;height:62vw;max-height:900px;position:absolute;top:-18vw;right:-12vw}.hero__glow--jade{background:radial-gradient(circle,#4e8f762e 0%,#0000 66%);width:54vw;height:54vw;inset:auto auto -32vw -20vw}.hero__inner{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:center;gap:clamp(36px,5vw,76px);display:grid}.hero__title{margin-block:26px;font-size:clamp(2.4rem,5.6vw,4.9rem);line-height:1.06}.hero__title em{color:var(--brass-bright);font-style:normal}.hero__lead{max-width:46ch;color:var(--muted);font-size:clamp(.98rem,1.2vw,1.1rem)}.cta-row{flex-wrap:wrap;gap:14px;margin-top:34px;display:flex}.specimen{border:1px solid var(--line);will-change:transform;background:linear-gradient(160deg,#121716e6,#080a098c);padding:22px;position:relative}.specimen:before,.specimen:after{content:"";border:1px solid var(--brass);opacity:.65;width:11px;height:11px;position:absolute}.specimen:before{border-bottom:0;border-right:0;top:-1px;left:-1px}.specimen:after{border-top:0;border-left:0;bottom:-1px;right:-1px}.specimen__svg{width:100%;height:auto}.specimen__svg .ring{fill:none;stroke:#f2efe83d;stroke-width:1px}.specimen__svg .ring--hot{stroke:var(--brass);stroke-opacity:.85}.specimen__svg .fault{fill:none;stroke:#4e8f76bf;stroke-width:1px;stroke-dasharray:5 7}.specimen__svg .node{fill:var(--brass-bright)}.specimen__svg .lattice{fill:none;stroke:#c6a15b80;stroke-width:1px}.specimen__meta{border-top:1px solid var(--line);grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:20px 0 0;padding-top:18px;display:grid}.specimen__meta dt{font-family:var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--muted-2);margin-bottom:5px;font-size:9.5px}.specimen__meta dd{font-family:var(--serif);letter-spacing:.04em;margin:0;font-size:1.02rem}.hero__stats{background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin-top:clamp(34px,4.6vw,62px);display:grid}.stat{background:var(--ink);padding:26px 24px 24px}.stat__label{font-family:var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--muted-2);margin-bottom:10px;font-size:10px}.stat__value{font-family:var(--serif);letter-spacing:.05em;font-size:clamp(1.05rem,1.45vw,1.35rem);line-height:1.35}.stat__unit{font-family:var(--sans);letter-spacing:.1em;color:var(--muted);font-size:.76rem}.scroll-cue{width:var(--page);font-family:var(--mono);letter-spacing:.3em;color:var(--muted-2);text-transform:uppercase;flex-direction:column;align-items:center;gap:8px;margin:26px auto 0;font-size:9px;display:flex}.scroll-cue i{background:linear-gradient(to bottom, var(--brass), transparent);width:1px;height:26px;animation:cue 2.6s var(--ease) infinite;transform-origin:50% 0;display:block}@keyframes cue{0%{opacity:0;transform:scaleY(.15)}45%{opacity:1;transform:scaleY(1)}to{opacity:0;transform:scaleY(1)}}.marquee{border-block:1px solid var(--line);background:var(--ink-2);padding-block:19px;overflow:hidden}.marquee__track{width:max-content;animation:46s linear infinite marquee;display:flex}.marquee:hover .marquee__track{animation-play-state:paused}.marquee__group{align-items:center;gap:34px;padding-right:34px;display:flex}.marquee__group span{font-family:var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--muted);white-space:nowrap;font-size:11px}.marquee__group i{background:var(--brass);flex:none;width:4px;height:4px;transform:rotate(45deg)}@keyframes marquee{to{transform:translate(-50%)}}.about__body{grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:start;gap:clamp(28px,5vw,80px);display:grid}.about__copy{color:var(--muted);gap:20px;font-size:clamp(.96rem,1.1vw,1.04rem);display:grid}.about__quote{font-family:var(--serif);color:var(--ivory);border-left:1px solid var(--brass);max-width:26ch;padding-left:22px;font-size:clamp(1.25rem,2.1vw,1.85rem);line-height:1.6}.pillars{background:var(--line);border:1px solid var(--line);grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;margin-top:clamp(44px,5vw,68px);display:grid}.pillar{background:var(--ink);transition:background .5s var(--ease);padding:32px 28px 34px}.pillar:hover{background:var(--ink-3)}.pillar__no{font-family:var(--mono);letter-spacing:.22em;color:var(--brass);font-size:10px}.pillar h3{margin-block:18px 12px;font-size:1.24rem}.pillar p{color:var(--muted);font-size:.92rem}.products{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(18px,2.4vw,32px);display:grid}.product{border:1px solid var(--line);background:linear-gradient(180deg, var(--ink-2), var(--ink));transition:border-color .6s var(--ease), transform .6s var(--ease);flex-direction:column;padding:clamp(28px,3.4vw,46px);display:flex;position:relative;overflow:hidden}.product:hover{border-color:#c6a15b73;transform:translateY(-4px)}.product__glow{opacity:0;width:70%;height:90%;transition:opacity .7s var(--ease);pointer-events:none;background:radial-gradient(circle,#c6a15b29,#0000 65%);position:absolute;top:-40%;right:-30%}.product:hover .product__glow{opacity:1}.product__top{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.product__icon{width:54px;height:54px;color:var(--brass);opacity:.9}.product__no{font-family:var(--mono);letter-spacing:.22em;color:var(--muted-2);font-size:10px}.product h3{margin-block:26px 8px;font-size:clamp(1.6rem,2.4vw,2.15rem)}.product__en{font-family:var(--mono);letter-spacing:.28em;text-transform:uppercase;color:var(--brass);font-size:10px}.product__desc{color:var(--muted);max-width:46ch;margin-block:22px 26px;font-size:.95rem}.product__list{border-block:1px solid var(--line);margin:0 0 28px;padding:0;list-style:none}.product__list li{color:var(--muted);transition:color .4s var(--ease);align-items:center;gap:13px;padding:13px 0;font-size:.9rem;display:flex}.product__list li+li{border-top:1px solid var(--line)}.product__list li:before{content:"";background:var(--brass);flex:none;width:5px;height:5px;transform:rotate(45deg)}.product:hover .product__list li{color:var(--ivory)}.tags{flex-wrap:wrap;gap:8px;margin-top:auto;display:flex}.tag{font-family:var(--mono);letter-spacing:.14em;border:1px solid var(--line-strong);color:var(--muted);transition:border-color .4s var(--ease), color .4s var(--ease);border-radius:999px;padding:7px 13px;font-size:10px}.product:hover .tag{color:var(--ivory);border-color:#c6a15b66}.chain{grid-template-columns:repeat(5,minmax(0,1fr));gap:clamp(14px,1.8vw,26px);padding-top:34px;display:grid;position:relative}.chain__rail{background:var(--line);width:100%;height:1px;position:absolute;top:0;left:0}.chain__rail i{background:linear-gradient(to right, var(--brass), #c6a15b26);transform-origin:0;transition:transform 1.8s var(--ease);position:absolute;inset:0;transform:scaleX(0)}.is-in .chain__rail i{transform:scaleX(1)}.chain__step{padding-right:8px;position:relative}.chain__dot{border:1px solid var(--brass);background:var(--ink);width:9px;height:9px;transition:background .6s var(--ease);transition-delay:calc(var(--i) * .16s);position:absolute;top:-38px;left:0;transform:rotate(45deg)}.is-in .chain__dot{background:var(--brass)}.chain__step h3{margin-block:6px 10px;font-size:1.14rem}.chain__step p{color:var(--muted);font-size:.88rem}.chain__no{font-family:var(--mono);letter-spacing:.22em;color:var(--brass);font-size:10px}.offer__split{grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:start;gap:clamp(28px,5vw,80px);margin-top:clamp(46px,5vw,74px);display:grid}.offer__title{margin-block:18px 6px;font-size:clamp(1.4rem,2.2vw,1.9rem)}.terms{border-top:1px solid var(--line);margin:12px 0 0;padding:0;list-style:none}.terms li{border-bottom:1px solid var(--line);grid-template-columns:auto minmax(0,1fr);gap:4px 16px;padding:20px 0;display:grid}.terms li b{font-family:var(--serif);letter-spacing:.04em;font-size:1.08rem;font-weight:400}.terms li span{color:var(--muted);grid-column:2;font-size:.9rem}.terms__icon{width:22px;height:22px;color:var(--brass);grid-row:1/span 2;margin-top:4px}.terms--wide{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 clamp(28px,5vw,80px);display:grid}.cards{background:var(--line);border:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;display:grid}.card{background:var(--ink);transition:background .5s var(--ease);padding:32px 26px 34px}.card:hover{background:var(--ink-3)}.card__icon{width:30px;height:30px;color:var(--brass);margin-bottom:26px}.card h3{margin-bottom:12px;font-size:1.16rem}.card p{color:var(--muted);font-size:.88rem}.card span{font-family:var(--mono);letter-spacing:.22em;color:var(--muted-2);text-transform:uppercase;margin-bottom:12px;font-size:9.5px;display:block}.contact{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:center;gap:clamp(30px,5vw,80px);display:grid}.contact h2{font-size:clamp(2rem,4.2vw,3.4rem);line-height:1.14}.wx{border:1px solid var(--line);background:linear-gradient(180deg, var(--ink-2), var(--ink));padding:clamp(28px,3.4vw,44px);position:relative;overflow:hidden}.wx:before,.wx:after{content:"";border:1px solid var(--brass);opacity:.65;width:11px;height:11px;position:absolute}.wx:before{border-bottom:0;border-right:0;top:-1px;left:-1px}.wx:after{border-top:0;border-left:0;bottom:-1px;right:-1px}.wx__head{align-items:center;gap:12px;display:flex}.wx__icon{width:26px;height:26px;color:var(--brass)}.wx__label{font-family:var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--muted-2);font-size:10px}.wx__id{font-family:var(--mono);letter-spacing:.06em;color:var(--brass-bright);word-break:break-all;-webkit-user-select:all;user-select:all;margin-top:20px;font-size:clamp(1.25rem,2.4vw,1.75rem)}.wx__copy{letter-spacing:.14em;border:1px solid var(--brass);width:100%;color:var(--brass-bright);text-align:center;transition:background .45s var(--ease), color .45s var(--ease), transform .45s var(--ease);border-radius:999px;margin-top:26px;padding:15px 24px;font-size:.86rem}.wx__copy:hover{background:var(--brass);color:#16120a;transform:translateY(-2px)}.wx__copy.is-done{background:var(--brass);color:#16120a}.wx__note{color:var(--muted-2);margin-top:16px;font-size:.84rem}.site-footer{border-top:1px solid var(--line);background:var(--ink-2);padding-block:52px 40px}.site-footer__top{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:32px;display:flex}.site-footer__note{color:var(--muted-2);max-width:34ch;margin-top:18px;font-size:.85rem}.site-footer__nav{color:var(--muted);flex-wrap:wrap;gap:12px 30px;font-size:.86rem;display:flex}.site-footer__bottom{border-top:1px solid var(--line);font-family:var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);flex-wrap:wrap;justify-content:space-between;gap:14px;margin-top:46px;padding-top:24px;font-size:10px;display:flex}.reveal{opacity:0;transition:opacity .9s var(--ease), transform 1.1s var(--ease);transition-delay:calc(var(--d,0) * 90ms);will-change:transform, opacity;transform:translateY(26px)}.reveal.is-in{opacity:1;transform:none}@media (width<=1240px){.brand__en{display:none}}@media (width<=1080px){:root{--header-h:68px}.hero__inner,.section__head,.about__body,.offer__split,.contact{grid-template-columns:1fr}.specimen{max-width:470px}.chain,.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.terms--wide{grid-template-columns:1fr}.chain__rail{display:none}.chain__dot{margin-bottom:16px;position:static}.chain__step{border-top:1px solid var(--line);padding-top:22px}}@media (width<=820px){.nav{inset:var(--header-h) 0 auto;background:var(--ink);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--line);opacity:0;pointer-events:none;transition:opacity .4s var(--ease), transform .4s var(--ease);flex-direction:column;align-items:flex-start;gap:0;padding:18px 6vw 30px;position:fixed;transform:translateY(-12px)}.site-header.is-open .nav{opacity:1;pointer-events:auto;transform:none}.nav__link{border-bottom:1px solid var(--line);width:100%;padding-block:12px;font-size:1.05rem}.nav__cta{display:none}.nav__toggle{display:flex}.products,.pillars,.chain,.cards,.hero__stats{grid-template-columns:1fr}.stat{padding:20px 0}.stat+.stat{border-top:1px solid var(--line)}.pillar,.card{padding:26px 20px}.specimen__meta{grid-template-columns:1fr;gap:12px}.scroll-cue,.brand__en{display:none}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.reveal{opacity:1;transform:none}}