:root{--bg:#060a14;--bg-2:#080d1c;--panel:#0f1830;--panel-2:#0c1426;--panel-hi:#141f3c;--line:rgba(124,156,224,.16);--line-strong:rgba(124,156,224,.32);--text:#e7ecf8;--text-dim:#95a3c2;--text-faint:#5e6e92;--blue:#4f8bff;--violet:#8b6cff;--cyan:#38e0d4;--glow:rgba(79,139,255,.45);--accent-grad:linear-gradient(100deg,#4f8bff,#8b6cff);--sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--mono:"JetBrains Mono",ui-monospace,"Cascadia Code","SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;--radius:14px;--maxw:1200px}*{box-sizing:border-box}html{background:#04070e}body{margin:0;padding:0;color:var(--text);font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;background:linear-gradient(180deg,#0b1428,#08101f 32%,#070c18 62%,#05080f)}body:before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(1100px 700px at 82% -12%,rgba(79,139,255,.15),transparent 60%),radial-gradient(820px 560px at 2% 4%,rgba(139,108,255,.1),transparent 55%)}body>div{position:relative;z-index:1}a{color:var(--blue);text-decoration:none}a:hover{color:#7aa6ff}::selection{background:rgba(79,139,255,.32);color:#fff}.container{max-width:var(--maxw);margin:0 auto;padding-inline:24px}.section{padding-block:96px;position:relative}.section-alt{position:relative;background:radial-gradient(860px 360px at 50% -14%,rgba(79,139,255,.09),transparent 72%),linear-gradient(180deg,rgba(24,37,70,.6),rgba(12,20,40,.42));border-block:1px solid var(--line);box-shadow:inset 0 1px 0 rgba(124,156,224,.08)}.section-alt:before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(79,139,255,.5),rgba(139,108,255,.5),transparent)}.section-head{max-width:760px;margin-bottom:48px}.page-intro{color:var(--text-dim);font-size:15.5px;line-height:1.95;margin:0 0 36px;max-width:900px}.page-intro b{color:var(--text);font-weight:600}.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--blue);margin-bottom:18px}.eyebrow:before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--blue),transparent)}.section-title{font-size:clamp(28px,3.6vw,42px);line-height:1.14;font-weight:800;letter-spacing:-.015em;margin:0 0 16px;color:var(--text)}.section-lead{color:var(--text-dim);font-size:16px;line-height:1.85;max-width:720px;margin:0}.grad-text{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}.panel{background:linear-gradient(180deg,var(--panel) 0,var(--panel-2) 100%);border:1px solid var(--line);border-radius:var(--radius)}.glass{background:rgba(7,11,22,.72);backdrop-filter:saturate(140%) blur(14px);-webkit-backdrop-filter:saturate(140%) blur(14px)}.prose p{line-height:1.95;color:var(--text-dim)}.prose strong{color:var(--text)}.btn{display:inline-flex;align-items:center;gap:8px;height:48px;padding:0 26px;border-radius:11px;font-size:15px;font-weight:600;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease;border:1px solid transparent}.btn-primary{background:var(--accent-grad);color:#fff;box-shadow:0 10px 34px -8px var(--glow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 46px -8px var(--glow);color:#fff}.btn-ghost{background:rgba(124,156,224,.06);border-color:var(--line-strong);color:var(--text)}.btn-ghost:hover{transform:translateY(-2px);border-color:var(--blue);color:#fff;background:rgba(79,139,255,.1)}.chip{font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--text-dim);border:1px solid var(--line);background:rgba(124,156,224,.05);padding:5px 12px;border-radius:999px}.chip b{color:var(--blue);font-weight:600}.codeblock{background:#05080f;border:1px solid var(--line);border-radius:10px;padding:18px;overflow-x:auto;font-family:var(--mono);font-size:13px;line-height:1.7;color:#c7d3ee}.codeblock,.hero{position:relative}.hero{overflow:hidden;border-bottom:1px solid var(--line)}.hero-grid{position:absolute;inset:0;z-index:0;pointer-events:none;background-image:linear-gradient(rgba(124,156,224,.06) 1px,transparent 0),linear-gradient(90deg,rgba(124,156,224,.06) 1px,transparent 0);background-size:52px 52px;mask-image:radial-gradient(120% 92% at 60% 0,#000 38%,transparent 80%);-webkit-mask-image:radial-gradient(120% 92% at 60% 0,#000 38%,transparent 80%)}.hero:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;z-index:1;background:linear-gradient(90deg,transparent,rgba(79,139,255,.55),rgba(139,108,255,.55),transparent)}.cta-band{position:relative;padding:2px;border-radius:20px;background:var(--accent-grad);margin-block:40px}.cta-inner{border-radius:18px;background:radial-gradient(120% 160% at 50% 0,#0e1730 0,#070c18 70%);padding:56px 40px;text-align:center}.cta-inner h2{font-size:clamp(24px,3vw,36px);font-weight:850;letter-spacing:-.015em;margin:0 0 14px;color:var(--text)}.cta-inner p{color:var(--text-dim);font-size:16px;max-width:600px;margin:0 auto 28px;line-height:1.8}.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.tick{color:var(--cyan);margin-right:8px;font-weight:700}.entities{margin-top:36px;font-family:var(--mono);font-size:12px;color:var(--text-faint)}@media (max-width:960px){.section{padding-block:64px}}@media (max-width:767px){.site-header{padding-inline:14px!important}.header-logo{margin-right:6px!important;gap:5px!important}.brand-word{font-size:16px!important}.header-cta{margin-left:6px!important;padding:4px 8px!important;font-size:11px!important;letter-spacing:.02em!important}}@media (max-width:349px){.brand-word{display:none!important}}:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:4px}@media (prefers-reduced-motion:reduce){*,:after,:before{animation:none!important;transition:none!important}}.site-footer{position:relative;border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(8,13,26,0),rgba(9,14,30,.6));padding-block:60px 28px;margin-top:40px}.site-footer:before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(79,139,255,.4),rgba(139,108,255,.4),transparent)}.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1.4fr;grid-gap:48px;gap:48px;align-items:start}.f-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}.f-logo .name{font-size:18px;font-weight:800;color:var(--text)}.f-desc{color:var(--text-dim);line-height:1.85;font-size:14px;max-width:320px;margin:0}.f-tag{margin-top:14px;font-family:var(--mono);font-size:11px;color:var(--text-faint);line-height:1.9;max-width:340px}.f-cta{margin-top:20px}.f-cta a{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line-strong);border-radius:10px;padding:10px 16px;font-size:13px;font-weight:600;color:var(--text);transition:border-color .18s ease,color .18s ease,background .18s ease}.f-cta a:hover{border-color:var(--blue);color:#fff;background:rgba(79,139,255,.08)}.f-col h4{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-faint);font-weight:500;margin:0 0 16px}.f-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}.f-col a{color:var(--text-dim);font-size:14px;transition:color .15s ease}.f-col a:hover{color:#fff}.f-contact{display:flex;gap:20px;align-items:flex-start}.f-contact-links{display:flex;flex-direction:column;gap:12px}.f-contact-links a{color:var(--text-dim);font-size:14px}.f-contact-links a:hover{color:#fff}.f-contact-links .note{color:var(--text-faint);font-size:12px;line-height:1.7;max-width:180px}.f-qr{flex-shrink:0;border:1px solid var(--line);border-radius:12px;padding:14px;background:rgba(124,156,224,.04);text-align:center}.f-qr .qr-label{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;margin-top:10px}.f-qr .qr-label,.footer-bottom{font-family:var(--mono);color:var(--text-faint)}.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:12px}.footer-bottom .fb-meta{display:flex;flex-wrap:wrap;gap:8px 16px}.footer-bottom a{color:var(--text-faint);transition:color .15s ease}.footer-bottom a:hover{color:var(--blue)}@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px}.f-brand,.f-contact{grid-column:1/-1}}@media (max-width:520px){.footer-grid{grid-template-columns:1fr}.f-contact,.footer-bottom{flex-direction:column}.footer-bottom{align-items:flex-start}}