@font-face{font-family:Inter;src:url('/assets/fonts/inter-latin.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'DM Sans';src:url('/assets/fonts/dm-sans-latin.woff2') format('woff2');font-weight:400 700;font-style:normal;font-display:swap}
:root{color-scheme:dark;--bg:#08080d;--text:#f4f4f7;--muted:#a7a8b4;--line:rgba(210,217,255,.1);--blue:#009bff;--max:1200px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif;font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
figure,p,h1,h2,h3{margin:0}
::selection{background:#009bff66;color:white}
:focus-visible{outline:2px solid #53c1ff;outline-offset:6px}
.container{width:min(var(--max),calc(100% - 80px));margin-inline:auto}
.skip-link{position:fixed;top:12px;left:16px;z-index:20;padding:8px 14px;background:white;color:#08080d;transform:translateY(-180%)}
.skip-link:focus{transform:none}
.site-header{position:sticky;top:0;z-index:10;background:rgba(8,8,13,.9);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}
.header-inner{max-width:1440px;padding:18px 40px;margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:76px}
.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0;font-size:24px;line-height:1.3;font-weight:600;letter-spacing:.04em}
.brand img{width:32px}
.site-nav{display:flex;gap:32px;font-size:14px;color:#c5c6d1}
.site-nav a{white-space:nowrap;transition:color .2s}
.site-nav a:hover{color:white}
.hero{position:relative;isolation:isolate;overflow:hidden;padding:112px 0 100px}
.hero-glow{position:absolute;z-index:-1;inset:-400px -200px auto;height:900px;background:radial-gradient(ellipse at 15% 15%,#27324750,transparent 50%),radial-gradient(ellipse at 95% 70%,#101b303b,transparent 42%);pointer-events:none}
.hero-copy{text-align:center;max-width:820px}
h1{font-family:'DM Sans','PingFang SC','Microsoft YaHei',sans-serif;font-size:clamp(40px,5.2vw,76px);font-weight:500;line-height:1.25;letter-spacing:-.035em;text-wrap:balance}
.hero h1 span{color:#eff0f8}
.hero-copy>p{max-width:740px;margin:28px auto 0;color:#b9bac5;font-size:17px;line-height:1.85;text-wrap:pretty}
.product-figure{position:relative;margin-top:104px;max-width:1200px}
.product-figure>img{position:relative;width:100%;border:1px solid #b8d6ff1c;border-radius:12px;box-shadow:0 30px 100px #0008}
.product-glow{position:absolute;top:-20px;left:12%;width:76%;height:60px;border-radius:50%;background:#6bb8ff40;filter:blur(24px);pointer-events:none}
.intro{padding:90px 72px 150px;text-align:center;max-width:1100px}
.eyebrow{display:block;color:#70b8e8;font-size:12px;font-weight:500;letter-spacing:.16em;margin-bottom:22px}
.intro>p{color:#aaaab7;font-size:clamp(21px,2.3vw,30px);line-height:1.85;text-wrap:pretty}
.text-bright{color:#f1f2f7;white-space:nowrap}
.section{scroll-margin-top:76px}
.section-heading{text-align:center;padding-top:80px;padding-bottom:64px;max-width:900px}
h2{font-family:'DM Sans','PingFang SC','Microsoft YaHei',sans-serif;font-size:clamp(28px,3vw,42px);font-weight:500;line-height:1.4;letter-spacing:-.025em;text-wrap:balance}
.section-heading>p{max-width:720px;margin:28px auto 0;font-size:16px;line-height:1.95;color:var(--muted);text-wrap:pretty}
.section-grid{border-block-start:1px solid var(--line)}
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
.feature-cell{padding:32px 26px 36px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:linear-gradient(130deg,#fff02,transparent 75%);transition:background-color .25s}
.feature-cell:hover{background-color:#ffffff03}
.cell-index{display:block;font-family:'DM Sans',sans-serif;font-size:11px;letter-spacing:.1em;color:#737988;margin-bottom:32px}
h3{font-size:18px;font-weight:500;line-height:1.6}
.feature-cell p{font-size:14px;line-height:1.9;color:#a6a8b6;margin-top:14px}
.grid-tail{height:100px;border-inline:1px solid var(--line)}
.compact-heading{padding-top:84px;padding-bottom:60px}
.feature-icon{display:block;color:#78b8df;margin-bottom:28px}
.scenarios{border-top:1px solid var(--line);padding-bottom:100px}
.scenario-brand{display:flex;align-items:center;gap:9px;padding:26px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:14px;letter-spacing:.06em}
.brand-line{height:1px;flex:1;margin-left:40px;background:linear-gradient(90deg,#396a9b88,transparent 75%)}
.scenario-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-inline:1px solid var(--line)}
.scenario-cell{position:relative;min-height:220px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:48px 64px;border-bottom:1px solid var(--line)}
.scenario-cell:nth-child(odd){border-right:1px solid var(--line)}
.scenario-cell::after{content:'';position:absolute;bottom:-1px;left:calc(50% - 24px);width:48px;height:1px;background:linear-gradient(90deg,transparent,#5265a3,transparent)}
.scenario-number{position:absolute;left:24px;top:20px;color:#555d70;font-family:'DM Sans',sans-serif;font-size:12px}
.scenario-cell p{font-size:15px;color:var(--muted);max-width:340px;margin-top:12px}
.site-footer{border-top:1px solid var(--line)}
.footer-inner{padding:52px 40px;display:flex;justify-content:space-between;align-items:flex-end;gap:36px;border-inline:1px solid var(--line)}
.footer-logo{width:210px;margin-bottom:20px}
address{font-size:14px;line-height:1.9;color:#a5a7b6;font-style:normal}
.email{display:inline-flex;align-items:center;gap:24px;font-size:14px;margin-top:15px;color:#c6cad8}
.email:hover,.footer-meta a:hover{color:#71c2ff}
.footer-meta{display:flex;flex-direction:column;gap:10px;font-size:12px;color:#737989}
.not-found-page{min-height:100svh;display:flex;flex-direction:column;background:radial-gradient(ellipse at 50% 20%,#10213c66,transparent 60%),var(--bg)}
.not-found{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding-block:70px}
.error-code{font-family:'DM Sans',sans-serif;font-size:clamp(100px,18vw,180px);font-weight:500;line-height:1.2;letter-spacing:-.08em;color:#3e83b6}
.not-found h1{font-size:clamp(26px,4vw,40px);margin-top:24px}
.not-found p{margin-top:20px;color:var(--muted)}
.home-button{display:inline-flex;gap:40px;align-items:center;margin-top:36px;padding:12px 24px;border:1px solid #4f7da6;background:#15283b;border-radius:4px}
.home-button:hover{background:#1b344d}
.error-footer{text-align:center;padding:24px;color:var(--muted);font-size:14px;border-top:1px solid var(--line)}
@media(min-width:1600px){.hero{padding-top:136px}}
@media(max-width:1100px){.site-nav{gap:24px}.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-cell{padding:30px}.feature-cell p{max-width:380px}.intro{padding:72px 40px 100px}.hero{padding-top:90px}.product-figure{margin-top:80px}.scenario-cell{padding-inline:40px}.footer-inner{padding-inline:30px}}
@media(max-width:700px){html{scroll-padding-top:110px}.container{width:calc(100% - 40px)}.header-inner{padding:15px 20px;min-height:68px;flex-wrap:wrap;gap:14px}.brand{font-size:21px;gap:10px}.brand img{width:28px}.site-nav{width:100%;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid var(--line);font-size:12px}.hero{padding:68px 0 48px}.hero-copy>p{font-size:14px;line-height:1.9;margin-top:24px}.product-figure{margin-top:56px}.product-figure>img{border-radius:6px}.product-glow{height:36px;filter:blur(16px)}.intro{padding:64px 8px 80px}.intro>p{font-size:20px;line-height:1.95}.eyebrow{font-size:11px;margin-bottom:18px}.section-heading,.compact-heading{padding:58px 0 42px}.section-heading>p{font-size:14px;line-height:1.95;margin-top:22px}.feature-grid{grid-template-columns:1fr}.feature-cell{padding:28px 24px}.cell-index{margin-bottom:20px}.feature-cell p{font-size:14px;max-width:none}.grid-tail{height:48px}.feature-icon{margin-bottom:20px}.scenario-brand{padding-block:20px}.brand-line{margin-left:12px}.scenario-grid{grid-template-columns:1fr}.scenario-cell{min-height:196px;padding:44px 28px}.scenario-cell:nth-child(odd){border-right:0}.scenario-cell p{font-size:14px}.scenario-number{left:18px;top:15px}.scenarios{padding-bottom:56px}.footer-inner{padding:36px 24px;flex-direction:column;align-items:flex-start;gap:32px}.footer-logo{width:190px}.footer-meta{gap:8px}.desktop-break{display:none}.footer-contact{min-width:0}address{overflow-wrap:anywhere}.not-found{padding-block:52px}.not-found p{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}