:root{
  --brand:#0b4f9c; --brand-dark:#083a73; --green:#1b8a5a; --green-dark:#136a44;
  --ink:#1a2233; --muted:#5b6678; --bg:#ffffff; --soft:#f4f7fb; --soft2:#eef3fa;
  --line:#e3e8f1; --amber:#c8810a; --red:#c0392b; --radius:14px;
  --shadow:0 6px 24px rgba(11,79,156,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1140px;margin:0 auto;padding:0 20px}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em}
h1{font-size:clamp(28px,4vw,42px)} h2{font-size:clamp(22px,3vw,30px)} h3{font-size:19px}
p{margin:0 0 1em}.muted{color:var(--muted)}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:13px;font-weight:700;color:var(--brand)}

/* NAV */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:800;font-size:18px;color:var(--ink);display:flex;align-items:center;gap:8px}
.brand-mark{width:28px;height:28px;flex:none;display:block}
.logo b{color:var(--brand)}
.logo .dot{width:10px;height:10px;border-radius:50%;background:var(--green);display:inline-block}
.nav-links{display:flex;gap:22px;align-items:center}
.nav-links a{color:var(--ink);font-size:14.5px;font-weight:500;padding:6px 0;border-bottom:2px solid transparent}
.nav-links a:hover{border-color:var(--brand)}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:11px 20px;border-radius:10px;font-weight:600;font-size:14.5px;border:0;cursor:pointer;transition:.18s}
.btn:hover{background:var(--brand-dark)}
.btn-green{background:var(--green)} .btn-green:hover{background:var(--green-dark)}
.btn-ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand)} .btn-ghost:hover{background:var(--soft)}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.hamburger span{width:24px;height:2.5px;background:var(--ink);border-radius:2px}
.mobile-menu{display:none;flex-direction:column;padding:10px 20px 18px;background:#fff;border-bottom:1px solid var(--line)}
.mobile-menu a{padding:11px 0;border-bottom:1px solid var(--line);color:var(--ink);font-weight:500}
.mobile-menu.open{display:flex}

/* HERO */
.hero{background:linear-gradient(125deg,var(--brand-dark),var(--brand) 55%,var(--green));color:#fff;padding:74px 0 84px}
.hero h1{color:#fff;max-width:18ch}
.hero p.lead{font-size:18px;max-width:60ch;color:#eaf2ff;margin-bottom:26px}
.hero .cta-row{display:flex;gap:14px;flex-wrap:wrap}
.hero .btn-ghost{color:#fff;border-color:rgba(255,255,255,.7)} .hero .btn-ghost:hover{background:rgba(255,255,255,.12)}
.trustbar{display:flex;flex-wrap:wrap;gap:26px;margin-top:40px;padding-top:26px;border-top:1px solid rgba(255,255,255,.25)}
.trustbar .item{display:flex;align-items:center;gap:10px;font-size:14px;color:#eaf2ff}
.trustbar .ic{width:34px;height:34px;border-radius:9px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;font-size:17px}

/* SECTIONS */
section{padding:64px 0}
.section-soft{background:var(--soft)}
.section-head{max-width:62ch;margin-bottom:34px}
.section-head p{color:var(--muted)}

/* GRID CARDS */
.grid{display:grid;gap:20px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card .ic{width:44px;height:44px;border-radius:11px;background:var(--soft2);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:21px;margin-bottom:12px}
.card h3{margin-bottom:6px}
.card p{color:var(--muted);font-size:14.5px;margin:0}
.card a.more{display:inline-block;margin-top:12px;font-weight:600;font-size:14px}

/* DIFFERENTIATOR */
.diff{display:grid;grid-template-columns:1.1fr 1fr;gap:30px;align-items:center}
.diff .panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.price-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.price-row:last-child{border:0}
.price-row .val{font-weight:700}

/* CASE */
.case{background:#fff;border:1px solid var(--line);border-left:5px solid var(--green);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.case .metrics{display:flex;gap:28px;flex-wrap:wrap;margin-top:16px}
.case .metric .n{font-size:26px;font-weight:800;color:var(--brand)}
.case .metric .l{font-size:13px;color:var(--muted)}

/* INSIGHTS */
.insight{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line)}
.insight .tag{font-size:11.5px;font-weight:700;color:var(--green);background:#e7f5ee;padding:3px 9px;border-radius:20px;white-space:nowrap}
.insight h4{margin:0 0 3px;font-size:15.5px}
.insight p{margin:0;color:var(--muted);font-size:13.5px}

/* CTA band */
.ctaband{background:linear-gradient(120deg,var(--green-dark),var(--brand));color:#fff;border-radius:18px;padding:42px;text-align:center}
.ctaband h2{color:#fff} .ctaband p{color:#eaf2ff;max-width:54ch;margin:0 auto 22px}

/* PAGE HERO (inner) */
.pagehero{padding:60px 0 40px;background:var(--soft)}
.pagehero .crumbs{font-size:13px;color:var(--muted);margin-bottom:10px}
.pagehero h1{margin-bottom:8px}
.pagehero p.lead{font-size:17px;color:var(--muted);max-width:66ch}

/* TABLE */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
th,td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
th{background:var(--brand);color:#fff;font-weight:600}
tbody tr:nth-child(even){background:var(--soft)}
.pill{display:inline-block;border-radius:6px;padding:2px 9px;font-size:12px;font-weight:700;color:#fff}
.pill.green{background:var(--green)} .pill.amber{background:var(--amber)} .pill.red{background:var(--red)} .pill.blue{background:var(--brand)}

/* FORM */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:600}
.field input,.field select,.field textarea{padding:11px 13px;border:1px solid var(--line);border-radius:9px;font-size:14.5px;font-family:inherit;background:#fff}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--brand);border-color:var(--brand)}

/* FOOTER */
footer{background:#0f1b2d;color:#c7d2e2;padding:48px 0 28px;margin-top:0}
footer h4{color:#fff;font-size:15px;margin-bottom:12px}
footer a{color:#c7d2e2;display:block;padding:4px 0;font-size:14px}
footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;font-size:13px;color:#8ea0bb;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.foot-about{color:#c7d2e2;font-size:14px;max-width:34ch}

/* RESPONSIVE */
@media(max-width:960px){
  .grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .nav-links{display:none}
  .hamburger{display:flex}
  .diff{grid-template-columns:1fr}
  .grid.cols-3{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
  .grid.cols-2,.grid.cols-4{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero{padding:54px 0 60px}
  section{padding:48px 0}
}

/* INSIGHTS INDEX CARD */
a.insight-card{color:inherit;transition:.18s;display:block}
a.insight-card:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(11,79,156,.14);border-color:var(--brand)}
.insight-card .tag{display:inline-block;font-size:11.5px;font-weight:700;color:var(--green);background:#e7f5ee;padding:3px 9px;border-radius:20px;margin-bottom:10px}
.insight-card h3{margin:.1em 0 .4em}
.insight-card .more{color:var(--brand);font-weight:600;font-size:14px}

/* ARTICLE BODY */
.article{max-width:760px;margin:0 auto}
.article h2{margin-top:1.7em;font-size:25px}
.article h3{margin-top:1.3em;font-size:19px}
.article p,.article ul,.article ol{margin:0 0 1.1em;color:var(--ink);font-size:16px}
.article ul,.article ol{padding-left:1.3em}
.article li{margin-bottom:.45em}
.article blockquote{border-left:4px solid var(--brand);background:var(--soft);margin:1.5em 0;padding:14px 18px;color:var(--muted);border-radius:0 10px 10px 0;font-size:15.5px}
.article hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:14.5px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.article th,.article td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
.article th{background:var(--brand);color:#fff;font-weight:600}
.article tbody tr:nth-child(even){background:var(--soft)}
.article code{background:var(--soft2);padding:1px 6px;border-radius:5px;font-size:14px}