:root {
  --bg: #0b1210; --bg-2: #121c18; --ink: #eef5f0; --muted: #9bb0a4;
  --line: rgba(238, 245, 240, 0.12); --accent: #3dcf8e; --accent-2: #c8f56a;
  --font: "Instrument Sans", "Noto Sans SC", sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;min-height:100vh;overflow-x:hidden}
.noise{pointer-events:none;position:fixed;inset:0;opacity:.04;z-index:50;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.site-header{position:fixed;top:0;left:0;right:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem 6vw;backdrop-filter:blur(14px);background:rgba(11,18,16,.72);border-bottom:1px solid transparent}
.site-header.scrolled{border-bottom-color:var(--line)}
.brand{display:flex;align-items:center;gap:.75rem;color:inherit;text-decoration:none}
.brand-mark{width:2.4rem;height:2.4rem;display:grid;place-items:center;border-radius:.7rem;font-weight:700;color:#08110d;background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:.95rem;font-weight:600}
.brand-text small{color:var(--muted);font-size:.72rem}
.nav{display:flex;gap:1.25rem}
.nav a{color:var(--muted);text-decoration:none;font-size:.92rem}
.nav a:hover{color:var(--ink)}
.lang-btn{border:1px solid var(--line);background:transparent;color:var(--ink);border-radius:999px;padding:.45rem .85rem;cursor:pointer;font:inherit;font-size:.8rem;letter-spacing:.08em}
.lang-btn:hover{border-color:var(--accent);color:var(--accent)}
.hero{position:relative;min-height:100vh;display:grid;align-items:end;padding:8rem 6vw 5rem}
.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse 70% 55% at 75% 20%,rgba(61,207,142,.22),transparent 60%),radial-gradient(ellipse 50% 40% at 15% 80%,rgba(200,245,106,.12),transparent 55%),linear-gradient(180deg,#0b1210 0%,#0e1a15 45%,#0b1210 100%);animation:glow 10s ease-in-out infinite alternate}
.hero-bg::after{content:"";position:absolute;inset:auto 0 0 0;height:40%;background:linear-gradient(transparent,var(--bg))}
@keyframes glow{from{filter:saturate(1) brightness(1)}to{filter:saturate(1.15) brightness(1.08)}}
.hero-content{position:relative;z-index:1;max-width:48rem;animation:rise .9s ease both}
@keyframes rise{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.eyebrow{color:var(--accent);text-transform:uppercase;letter-spacing:.16em;font-size:.75rem;margin-bottom:1.2rem}
h1{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1.25rem}
.h1-cn{font-size:clamp(2.4rem,6vw,4.4rem);line-height:1.05;font-weight:700;letter-spacing:-.02em}
.h1-en{font-size:clamp(1.05rem,2.2vw,1.45rem);color:var(--muted);font-weight:500}
.lead{max-width:34rem;color:var(--muted);font-size:1.08rem;margin-bottom:2rem}
.cta-row{display:flex;flex-wrap:wrap;gap:.85rem}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:.85rem 1.35rem;border-radius:999px;text-decoration:none;font-weight:600;transition:transform .2s ease}
.btn:hover{transform:translateY(-1px)}
.btn.primary{color:#08110d;background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.btn.ghost{color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{border-color:var(--accent)}
.section{padding:5.5rem 6vw;border-top:1px solid var(--line)}
.section.alt{background:var(--bg-2)}
.section-head{max-width:40rem;margin-bottom:2.5rem}
.section-head h2{font-size:clamp(1.8rem,3vw,2.5rem);letter-spacing:-.02em;margin-bottom:.75rem}
.section-head p{color:var(--muted)}
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.about-grid article{padding:1.5rem 0;border-top:1px solid var(--line)}
.about-grid h3{margin-bottom:.6rem;font-size:1.15rem}
.about-grid p{color:var(--muted)}
.service-list{list-style:none;display:grid;gap:0}
.service-list li{display:grid;grid-template-columns:4rem 1fr;gap:1rem;padding:1.5rem 0;border-top:1px solid var(--line)}
.service-list li:last-child{border-bottom:1px solid var(--line)}
.service-list span{color:var(--accent);font-weight:600;letter-spacing:.08em}
.service-list h3{margin-bottom:.35rem}
.service-list p{color:var(--muted)}
.info-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.25rem 2rem}
.info-list>div{padding-bottom:1rem;border-bottom:1px solid var(--line)}
.info-list dt{color:var(--muted);font-size:.85rem;margin-bottom:.35rem}
.info-list dd{font-size:1.05rem;font-weight:500}
.contact .mail{display:inline-block;margin-top:.5rem;color:var(--accent-2);font-size:clamp(1.3rem,3vw,2rem);text-decoration:none;border-bottom:1px solid rgba(200,245,106,.35)}
.contact .note{margin-top:1rem;color:var(--muted);font-size:.9rem}
.site-footer{padding:2rem 6vw 3rem;border-top:1px solid var(--line);color:var(--muted);font-size:.88rem;display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;justify-content:space-between}
@media (max-width:860px){.nav{display:none}.about-grid,.info-list{grid-template-columns:1fr}.hero{align-items:center;padding-top:7rem}}