:root {
  --primary: #0a4d8c; --primary-dark: #073963; --accent: #f7a416;
  --fg: #1a1f2e; --muted: #5a6478; --bg: #ffffff; --bg-alt: #f5f7fa;
  --border: #e4e8ee;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--fg); background: var(--bg); line-height: 1.6; font-size: 16px; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* header */
header.site { background: var(--bg); border-bottom: 1px solid var(--border); padding: 16px 0; }
header.site .row { display: flex; align-items: center; justify-content: space-between; }
header.site .logo { font-weight: 700; color: var(--primary); font-size: 1.25em; letter-spacing: -0.01em; }
header.site .logo span { color: var(--accent); }
header.site nav a { color: var(--fg); margin-left: 24px; font-size: 0.95em; }
header.site nav a:hover { color: var(--primary); text-decoration: none; }

/* hero */
.hero { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color: #fff; padding: 80px 0 70px; }
.hero h1 { font-size: 2.2em; margin: 0 0 0.4em; line-height: 1.2; font-weight: 700; }
.hero p.lead { font-size: 1.15em; opacity: 0.9; max-width: 620px; margin: 0 0 1.8em; }
.btn { display: inline-block; padding: 12px 28px; border-radius: 4px; font-weight: 600; font-size: 0.95em; }
.btn-primary { background: var(--accent); color: var(--primary-dark); }
.btn-primary:hover { background: #ffb733; text-decoration: none; }
.btn-secondary { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.4); margin-left: 12px; }
.btn-secondary:hover { background: rgba(255,255,255,0.1); text-decoration: none; }

/* sections */
section { padding: 64px 0; }
section.alt { background: var(--bg-alt); }
section h2 { font-size: 1.7em; margin: 0 0 0.4em; }
section h2 + p.sub { color: var(--muted); margin: 0 0 2em; font-size: 1.05em; }

/* service grid */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.card { background: var(--bg); border: 1px solid var(--border); border-radius: 6px; padding: 24px; }
.card h3 { margin: 0 0 8px; font-size: 1.1em; color: var(--primary); }
.card p { margin: 0; color: var(--muted); font-size: 0.95em; }

/* features 3-col */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px; }
.features .item h4 { margin: 0 0 6px; font-size: 1em; }
.features .item p { color: var(--muted); margin: 0; font-size: 0.93em; }

/* page content */
.page { padding: 56px 0; }
.page h1 { margin: 0 0 0.4em; }
.page p.lead { color: var(--muted); font-size: 1.1em; margin: 0 0 2em; }
.page h2 { margin: 2em 0 0.5em; font-size: 1.35em; color: var(--primary); }
.page h3 { margin: 1.5em 0 0.4em; font-size: 1.1em; }
.page ul { padding-left: 1.4em; }
.page li { margin-bottom: 0.3em; }
.page table { width: 100%; border-collapse: collapse; margin: 1em 0; font-size: 0.94em; }
.page table th, .page table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
.page table th { background: var(--bg-alt); font-weight: 600; }

/* footer */
footer.site { background: #1a1f2e; color: #99a3b3; padding: 48px 0 32px; font-size: 0.88em; }
footer.site .grid-4 { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
@media (max-width: 720px) { footer.site .grid-4 { grid-template-columns: 1fr 1fr; } }
footer.site h5 { color: #fff; margin: 0 0 12px; font-size: 0.95em; }
footer.site a { color: #c8d0dc; display: block; margin-bottom: 6px; }
footer.site .legal { border-top: 1px solid #2e3548; padding-top: 24px; line-height: 1.7; }
footer.site .legal strong { color: #fff; }

/* responsive */
@media (max-width: 720px) {
  header.site .row { flex-direction: column; gap: 12px; }
  header.site nav a { margin: 0 10px; }
  .hero h1 { font-size: 1.6em; }
}