:root{--navy:#0f172a;--blue:#1d4ed8;--orange:#f97316;--slate:#64748b;--text:#475569;--line:#dbe4f0;--pale:#eff6ff;--white:#fff;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);font-family:Inter,"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:#fff;line-height:1.6}a{color:inherit;text-decoration:none}.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.nav-wrap{min-height:76px;display:flex;align-items:center;gap:28px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--navy);font-weight:700;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:34px;height:34px;color:#fff;background:var(--blue);font-size:12px;letter-spacing:.04em;border-radius:8px}.site-nav{display:flex;align-items:center;gap:22px;margin-left:auto;font-size:14px;color:#334155}.site-nav a{padding:26px 0;position:relative}.site-nav a[aria-current=page],.site-nav a:hover{color:var(--blue)}.site-nav a[aria-current=page]::after{content:"";position:absolute;left:0;right:0;bottom:18px;height:2px;background:var(--blue)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:0 18px;border-radius:10px;font-weight:600;font-size:14px;transition:transform .2s,background .2s,border-color .2s,box-shadow 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rgba(29,78,216,.15)}.visual-label{font-size:11px;letter-spacing:.18em;color:#93c5fd}.server-stack{display:grid;gap:12px;margin:35px 10px}.server-unit{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:18px;background:#172554;border:1px solid #1e40af;padding:17px 16px;font-size:13px;letter-spacing:.1em}.server-unit b{color:#60a5fa;font-size:10px;letter-spacing:2px}.server-unit em{font-style:normal;color:#fb923c;font-size:10px;letter-spacing:.12em}.visual-footer{display:flex;align-items:center;gap:10px;margin:28px 10px 0;font-size:10px;letter-spacing:.13em;color:#93c5fd}.visual-footer strong{font-size:17px;color:#fff;letter-spacing:0;margin-right:14px}.section{padding:92px 0}.section-white{background:#fff}.section-blue{background:var(--pale)}.section-navy{background:var(--navy);color:#cbd5e1}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:34px}.section-heading h2,.faq-intro 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/* Geometric hero accents stay flat-colour for fast rendering. */
.hero-grid{background:none!important}
.hero-grid::before,.hero-grid::after{content:"";position:absolute;top:-18%;height:150%;transform:skewX(-28deg);pointer-events:none}
.hero-grid::before{right:18%;width:18px;background:rgba(29,78,216,.12)}
.hero-grid::after{right:4%;width:150px;background:rgba(29,78,216,.045)}