:root{
  --bg:#0b1220;
  --bg2:#0f1b33;
  --card:#0f1b33;
  --text:#e6eefc;
  --muted:#9bb0d0;
  --line:rgba(255,255,255,.10);
  --brand:#2e7cf6;
  --brand2:#28d1ff;
  --white:#ffffff;
  --shadow:0 16px 40px rgba(0,0,0,.18);
  --radius:18px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"PingFang SC","Microsoft Yahei",sans-serif;background:#f6f9ff;color:#0f172a;line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}

.container{max-width:1180px;margin:0 auto;padding:0 20px}

/* Top bar */
.topbar{background:#0b1220;color:var(--text);font-size:14px}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;padding:10px 0;gap:16px}
.topbar a{color:var(--brand2)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(10px);border-bottom:1px solid rgba(15,23,42,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:18px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand img{width:34px;height:34px;border-radius:10px}
.nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.nav a{color:#0f172a;font-size:15px;opacity:.86}
.nav a:hover{opacity:1;color:var(--brand)}
.header-cta{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:10px 14px;font-weight:600;border:1px solid rgba(15,23,42,.10);background:#fff;color:#0f172a;cursor:pointer}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));border:none;color:#fff;box-shadow:0 10px 22px rgba(46,124,246,.22)}
.btn.small{padding:8px 12px;border-radius:10px;font-size:14px}

/* Hero */
.hero{padding:72px 0 36px;background:radial-gradient(1200px 700px at 20% 0%, rgba(46,124,246,.12), transparent 55%),radial-gradient(1000px 600px at 80% 10%, rgba(40,209,255,.10), transparent 55%),#f6f9ff}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:10px;padding:8px 12px;border-radius:999px;background:rgba(46,124,246,.10);color:var(--brand);font-weight:700;font-size:13px}
.hero h1{margin:14px 0 10px;font-size:44px;line-height:1.1;letter-spacing:-.02em}
.hero p{margin:0 0 18px;color:#334155;font-size:18px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px;color:#475569;font-size:14px}
.hero-badges span{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:12px;background:#fff;border:1px solid rgba(15,23,42,.08)}
.hero-visual{background:linear-gradient(145deg,#ffffff, #eef6ff);border:1px solid rgba(15,23,42,.08);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow)}
.hero-visual img{border-radius:14px}

/* Section */
.section{padding:64px 0}
.section .title{font-size:32px;margin:0 0 10px;letter-spacing:-.01em}
.section .subtitle{margin:0 0 22px;color:#475569;font-size:16px;max-width:820px}

/* Feature cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:var(--radius);padding:22px;box-shadow:0 10px 26px rgba(15,23,42,.06)}
.card h3{margin:0 0 10px;font-size:18px}
.card p{margin:0;color:#475569}

/* Alternating blocks */
.alt-block{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center;margin-top:18px}
.alt-block .media{background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:var(--radius);padding:16px;box-shadow:0 12px 26px rgba(15,23,42,.06)}
.alt-block .media img{border-radius:14px}
.alt-block .bullets{margin:14px 0 0;padding:0;list-style:none;color:#475569}
.alt-block .bullets li{display:flex;gap:10px;margin:8px 0}
.alt-block .bullets li:before{content:"";width:10px;height:10px;border-radius:999px;margin-top:7px;background:linear-gradient(135deg,var(--brand),var(--brand2))}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}
.kpi{background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:14px;padding:14px;text-align:center}
.kpi .num{font-weight:800;font-size:22px;color:#0f172a}
.kpi .lab{font-size:13px;color:#64748b}

/* Use cases */
.usecase{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;margin-top:16px}
.usecase .card{padding:20px}
.usecase .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.tag{font-size:12px;padding:6px 10px;border-radius:999px;background:rgba(46,124,246,.08);color:#1d4ed8;border:1px solid rgba(46,124,246,.18)}

/* Testimonials */
.quote{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:16px}
.quote blockquote{margin:0;background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:var(--radius);padding:22px;box-shadow:0 10px 26px rgba(15,23,42,.06)}
.quote .meta{display:flex;align-items:center;gap:10px;margin-top:14px;color:#475569;font-size:14px}
.avatar{width:38px;height:38px;border-radius:999px;background:linear-gradient(135deg,var(--brand),var(--brand2))}
.stars{color:#f59e0b;font-weight:800;letter-spacing:1px}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:16px}
.step{background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:var(--radius);padding:22px}
.step .n{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
.step h3{margin:12px 0 8px}
.step p{margin:0;color:#475569}

/* Blog cards */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:10px}
.post-card{background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:var(--radius);overflow:hidden;box-shadow:0 10px 26px rgba(15,23,42,.06)}
.post-card .thumb{aspect-ratio:16/9;background:linear-gradient(135deg,rgba(46,124,246,.18),rgba(40,209,255,.18));background-size:cover;background-position:center}
.post-card .inner{padding:18px}
.post-card h3{margin:0 0 8px;font-size:18px}
.post-card .meta{color:#64748b;font-size:13px}

/* CTA */
.cta{background:linear-gradient(135deg,#0b1220,#14254a);color:var(--text);border-radius:28px;padding:34px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.cta h2{margin:0 0 8px;font-size:26px}
.cta p{margin:0;color:rgba(230,238,252,.80)}

/* Single post sidebar */
.content-with-sidebar{display:grid;grid-template-columns:1fr 320px;gap:18px;align-items:start}
.sidebar{position:sticky;top:96px}
.sidebar-card{background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:var(--radius);padding:18px;box-shadow:0 10px 26px rgba(15,23,42,.06)}
.sidebar-title{margin:0 0 12px;font-size:16px}
.sidebar-list{display:grid;gap:12px}
.sidebar-item{display:grid;grid-template-columns:74px 1fr;gap:12px;align-items:center}
.sidebar-thumb{width:74px;height:56px;border-radius:12px;background:linear-gradient(135deg,rgba(46,124,246,.18),rgba(40,209,255,.18));background-size:cover;background-position:center;border:1px solid rgba(15,23,42,.06)}
.sidebar-item-title{font-weight:700;font-size:14px;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sidebar-item-meta{font-size:12px;color:#64748b;margin-top:4px}

/* Footer */
.site-footer{margin-top:64px;background:#0b1220;color:rgba(230,238,252,.84)}
.footer-top{padding:50px 0;border-bottom:1px solid rgba(255,255,255,.10)}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:26px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--text)}
.footer-brand img{width:34px;height:34px;border-radius:10px}
.footer p{margin:12px 0 0;color:rgba(230,238,252,.74)}
.footer h4{margin:0 0 10px;font-size:15px;color:var(--text)}
.footer a{display:block;color:rgba(230,238,252,.74);padding:6px 0}
.footer a:hover{color:#fff}
.footer-bottom{padding:18px 0;font-size:13px;color:rgba(230,238,252,.55)}
.footer-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}
.footer-kpis .kpi{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08)}
.footer-kpis .kpi .num{color:#fff}

/* WP content */
.entry{background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:var(--radius);padding:26px;box-shadow:0 10px 26px rgba(15,23,42,.06)}
.entry h1{margin-top:0}
.entry a{color:var(--brand)}

/* Responsive */
@media (max-width: 980px){
  .hero-grid,.alt-block{grid-template-columns:1fr}
  .grid-3,.usecase,.steps,.posts,.quote{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta{flex-direction:column;align-items:flex-start}
  .nav{display:none}
  .content-with-sidebar{grid-template-columns:1fr}
  .sidebar{position:relative;top:auto}
}