:root{--bg:#060810;--ink:#eef1f8;--muted:#9aa3b8;--line:rgba(255, 255, 255, 0.08);--accent:#6ea8ff;--accent-2:#b07bff;--accent-3:#54e6c8;--glass:rgba(255, 255, 255, 0.04);--radius:22px;--maxw:1180px;--font-zh:"Noto Sans SC",system-ui,sans-serif;--font-en:"Space Grotesk","Noto Sans SC",sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden;scrollbar-gutter:stable}body{font-family:var(--font-zh);background:var(--bg);color:var(--ink);line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.aurora{position:fixed;inset:0;z-index:-2;overflow:hidden;background:radial-gradient(120% 120% at 50% 0,#0b1226 0,var(--bg) 55%)}.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55}.blob-1{width:480px;height:480px;background:#2b5bff;top:-120px;left:-80px;animation:float1 16s ease-in-out infinite}.blob-2{width:540px;height:540px;background:#7a3bff;top:20%;right:-160px;animation:float2 22s ease-in-out infinite}.blob-3{width:420px;height:420px;background:#1fd1a8;bottom:-160px;left:30%;animation:float3 19s ease-in-out infinite}@keyframes float1{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(120px,80px) scale(1.18)}66%{transform:translate(60px,-90px) scale(.92)}}@keyframes float2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-140px,70px) scale(1.22)}}@keyframes float3{0%,100%{transform:translate(0,0) scale(1)}40%{transform:translate(-90px,-60px) scale(1.15)}75%{transform:translate(70px,40px) scale(.9)}}.grid-overlay{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 75%);opacity:.5}.cursor-glow{position:fixed;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(110,168,255,.12),transparent 65%);pointer-events:none;transform:translate(-50%,-50%);z-index:-1;transition:opacity .4s;opacity:0}.nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:20px clamp(20px,5vw,60px);transition:background .4s,padding .4s,border-color .4s;border-bottom:1px solid transparent}.nav.scrolled{background:rgba(6,8,16,.7);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);padding-top:14px;padding-bottom:14px}.brand{display:flex;align-items:center;gap:12px;font-weight:700}.brand-mark{position:relative;display:grid;place-items:center;width:42px;height:42px;border-radius:13px;overflow:hidden;box-shadow:0 8px 24px rgba(110,123,255,.4);transition:transform .5s cubic-bezier(.16,1,.3,1),box-shadow .5s}.brand-mark svg{width:100%;height:100%;display:block}.brand-mark::after{content:"";position:absolute;top:0;left:-60%;width:50%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);transform:skewX(-20deg);animation:shine 5s ease-in-out infinite}@keyframes shine{0%,65%{left:-60%}100%,85%{left:130%}}.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.06);box-shadow:0 12px 32px rgba(110,123,255,.6)}.brand-text{font-size:1.05rem;letter-spacing:1px}.nav-links{display:flex;gap:34px}.nav-links a{color:var(--muted);font-size:.92rem;position:relative;transition:color .3s}.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .3s}.nav-links a:hover{color:var(--ink)}.nav-links a:hover::after{width:100%}.nav-cta{padding:10px 22px;border-radius:999px;border:1px solid var(--line);font-size:.9rem;background:var(--glass);transition:transform .3s,border-color .3s,background .3s}.nav-cta:hover{transform:translateY(-2px);border-color:var(--accent);background:rgba(110,168,255,.1)}.nav-toggle{display:none;flex-direction:column;gap:5px;background:0 0;border:0;cursor:pointer}.nav-toggle span{width:24px;height:2px;background:var(--ink);transition:.3s}section{padding:clamp(80px,12vh,140px) clamp(20px,5vw,60px);scroll-margin-top:80px}.section-head{max-width:var(--maxw);margin:0 auto 56px;text-align:center}.eyebrow{font-family:var(--font-en);letter-spacing:4px;text-transform:uppercase;font-size:.72rem;color:var(--accent);margin-bottom:16px}h2{font-size:clamp(1.8rem, 4vw, 3rem);font-weight:700;line-height:1.2;letter-spacing:-.5px}.lead{color:var(--muted);font-size:1.05rem;margin-top:18px}.hero{min-height:100vh;min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;position:relative;padding-top:120px;padding-bottom:90px}.hero-inner{max-width:880px}.hero-title{font-size:clamp(2.4rem, 7vw, 5rem);font-weight:900;line-height:1.08;letter-spacing:-1px;margin:22px 0 24px}.accent{background:linear-gradient(120deg,var(--accent),var(--accent-2),var(--accent-3));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero-sub{color:var(--muted);font-size:clamp(1rem, 2vw, 1.25rem);max-width:600px;margin:0 auto}.hero-actions{display:flex;gap:16px;justify-content:center;margin:40px 0 56px;flex-wrap:wrap}.btn{padding:14px 30px;border-radius:999px;font-weight:500;font-size:.98rem;transition:transform .3s,box-shadow .3s,background .3s;display:inline-flex;align-items:center;gap:8px}.btn-primary{background:linear-gradient(120deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 12px 30px rgba(110,123,255,.35)}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(110,123,255,.5)}.btn-ghost{border:1px solid var(--line);color:var(--ink);background:var(--glass)}.btn-ghost:hover{transform:translateY(-3px);border-color:var(--accent)}.btn-ghost i{font-style:normal;transition:transform .3s}.btn-ghost:hover i{transform:translateY(3px)}.btn-block{width:100%;justify-content:center;margin-top:8px}.hero-stats{display:flex;gap:clamp(28px,6vw,64px);justify-content:center;flex-wrap:wrap}.hero-stats div{text-align:center}.hero-stats strong{font-family:var(--font-en);font-size:clamp(1.8rem, 4vw, 2.6rem);display:block;background:linear-gradient(120deg,#fff,var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero-stats span{color:var(--muted);font-size:.85rem}.scroll-hint{position:absolute;bottom:32px;display:flex;flex-direction:column;align-items:center;gap:10px;color:var(--muted);font-size:.75rem;letter-spacing:2px}.scroll-hint span{width:22px;height:36px;border:1px solid var(--line);border-radius:14px;position:relative}.scroll-hint span::after{content:"";position:absolute;top:7px;left:50%;transform:translateX(-50%);width:4px;height:8px;border-radius:4px;background:var(--accent);animation:scrolldot 1.8s infinite}@keyframes scrolldot{0%{opacity:0;top:7px}40%{opacity:1}80%{opacity:0;top:18px}}.cards{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.card{position:relative;padding:40px 32px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);overflow:hidden;transition:transform .4s,border-color .4s,background .4s}.card::before{content:"";position:absolute;inset:0;background:radial-gradient(400px circle at var(--mx,50%) var(--my,0),rgba(110,168,255,.12),transparent 60%);opacity:0;transition:opacity .4s}.card:hover{transform:translateY(-8px);border-color:rgba(110,168,255,.4);background:rgba(255,255,255,.06)}.card:hover::before{opacity:1}.card-num{font-family:var(--font-en);color:var(--muted);font-size:.85rem;letter-spacing:2px}.card-icon{font-size:2.4rem;margin:14px 0 18px;background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.card h3{font-size:1.4rem;margin-bottom:12px}.card p{color:var(--muted);font-size:.96rem}.approach-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.approach-list{list-style:none;margin-top:28px;display:flex;flex-direction:column;gap:14px}.approach-list li{display:flex;align-items:center;gap:14px;color:var(--ink);font-size:1.02rem}.approach-list span{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:var(--glass);border:1px solid var(--line);color:var(--accent);font-size:.85rem}.approach-visual{display:grid;place-items:center}.orbit{position:relative;width:min(380px,80vw);aspect-ratio:1;display:grid;place-items:center}.ring{position:absolute;border:1px solid var(--line);border-radius:50%}.ring-1{inset:0;animation:spin 26s linear infinite;border-top-color:var(--accent)}.ring-2{inset:18%;animation:spin 18s linear infinite reverse;border-left-color:var(--accent-2)}.ring-3{inset:36%;animation:spin 12s linear infinite;border-bottom-color:var(--accent-3)}@keyframes spin{to{transform:rotate(360deg)}}.core{font-family:var(--font-en);font-weight:700;font-size:2.4rem;width:96px;height:96px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 50px rgba(110,123,255,.5);color:#fff}.dot{position:absolute;width:12px;height:12px;border-radius:50%}.dot-1{background:var(--accent);top:2%;left:50%}.dot-2{background:var(--accent-2);top:50%;right:6%}.dot-3{background:var(--accent-3);bottom:8%;left:18%}.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}.marquee-track{display:flex;align-items:center;gap:32px;white-space:nowrap;font-size:clamp(1.6rem, 4vw, 2.8rem);font-weight:700;color:var(--muted);animation:scrollx 28s linear infinite;width:max-content}.marquee-track span:nth-child(odd){background:linear-gradient(120deg,var(--ink),var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.marquee-track span:nth-child(2n){color:var(--accent-2)}@keyframes scrollx{to{transform:translateX(-50%)}}.contact-card{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.1fr 0.9fr;gap:50px;padding:clamp(36px,5vw,64px);border-radius:30px;background:linear-gradient(160deg,rgba(110,168,255,.1),rgba(176,123,255,.06));border:1px solid var(--line);backdrop-filter:blur(10px)}.contact-right{display:flex;flex-direction:column;gap:14px}.contact-item{display:flex;flex-direction:column;gap:2px;padding:16px 20px;border-radius:14px;background:var(--glass);border:1px solid var(--line);transition:transform .3s,border-color .3s}a.contact-item:hover{transform:translateX(6px);border-color:var(--accent)}.ci-label{font-size:.78rem;color:var(--muted);letter-spacing:1px}.ci-value{font-size:1.05rem;font-weight:500}.footer{border-top:1px solid var(--line);padding:28px clamp(20px,5vw,60px);text-align:center;color:var(--muted);font-size:.85rem}.footer a{color:var(--muted);transition:color .3s}.footer a:hover{color:var(--accent)}.footer p{display:flex;flex-direction:column;align-items:center;gap:6px}.footer p a,.footer p span{white-space:nowrap}.footer .f-sep{width:24px;height:1px;margin:2px 0;background:var(--line)}.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s ease,transform .8s cubic-bezier(.16,1,.3,1);transition-delay:var(--delay, 0s)}.reveal.in{opacity:1;transform:none}@media (max-width:1024px){.cards{grid-template-columns:repeat(2,1fr)}.approach-grid,.contact-card{grid-template-columns:1fr;gap:40px}.approach-visual{order:-1}}@media (max-width:900px){.nav-cta,.nav-links{display:none}.nav-toggle{display:flex}.nav-links.open{display:flex;flex-direction:column;gap:18px;position:absolute;top:100%;left:0;right:0;padding:24px clamp(20px,5vw,60px) 30px;background:rgba(6,8,16,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.cards{grid-template-columns:1fr}.nav-toggle.active span:first-child{transform:translateY(7px) rotate(45deg)}.nav-toggle.active span:nth-child(2){opacity:0}.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}}@media (max-width:560px){section{padding:clamp(56px,10vh,90px) 18px}.hero{padding-top:100px;padding-bottom:80px}.hero-actions{flex-wrap:nowrap;gap:12px}.hero-actions .btn{padding:13px 18px;font-size:.9rem;white-space:nowrap}.hero-stats{gap:28px}.section-head{margin-bottom:40px}.card{padding:32px 24px}.contact-card{padding:30px 22px}.scroll-hint{bottom:20px}.brand-text{font-size:.98rem}}@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}