/* Base & Theme */
:root {
  --primary: #0b3d91; /* deep blue */
  --ink: #0f172a;     /* slate/charcoal */
  --muted: #475569;
  --surface: #ffffff;
  --bg: #f8fafc;      /* light neutral */
  --border: #e2e8f0;
  --focus: #94a3b8;
  --shadow: 0 6px 18px rgba(2, 6, 23, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--ink); background: var(--bg);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell,
    Noto Sans, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.55;
}

img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Utilities */
.container { width: min(1120px, 92vw); margin-inline: auto; }
.section { padding: 64px 0; }
.section.alt { background: var(--surface); }
.grid { display: grid; gap: 24px; }
.grid.two { grid-template-columns: 1fr; }
.grid.three { grid-template-columns: 1fr; }
.grid.four { grid-template-columns: 1fr; }
.stack > * + * { margin-top: 14px; }
.muted { color: var(--muted); }
.tiny { font-size: 12px; }
.print { padding: 14px 0; border-top: 1px solid var(--border); color: var(--muted); text-align: center; }
.list-plain { list-style: none; margin: 0; padding: 0; }

@media (min-width: 760px) {
  .grid.two { grid-template-columns: 1.05fr 1fr; }
  .grid.three { grid-template-columns: repeat(3, 1fr); }
  .grid.four { grid-template-columns: repeat(4, 1fr); }
}

/* Header */
.skip-link {
  position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden;
}
.skip-link:focus { left: 16px; top: 16px; width: auto; height: auto; z-index: 1000; background: #fff; padding: 8px 12px; border-radius: 8px; box-shadow: var(--shadow); }

.site-header {
  position: sticky; top: 0; z-index: 99; background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(1.2) blur(10px); border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; }
.brand { display: inline-flex; gap: 10px; align-items: center; font-weight: 700; color: var(--ink); }
.brand-text { letter-spacing: 0.2px; }

.site-nav ul { display: flex; gap: 16px; align-items: center; margin: 0; padding: 0; list-style: none; }
.site-nav a { color: var(--ink); padding: 10px 8px; border-radius: 8px; }
.site-nav a:hover { background: var(--bg); text-decoration: none; }
.site-nav a.active { color: var(--primary); font-weight: 600; }
.more-links a { color: var(--muted); font-size: 14px; }

.nav-toggle { display: inline-grid; gap: 4px; background: none; border: 1px solid var(--border); padding: 8px; border-radius: 8px; }
.nav-toggle .bar { width: 22px; height: 2px; background: var(--ink); display: block; }

@media (max-width: 840px) {
  .site-nav { position: absolute; right: 0; top: 62px; background: #fff; border: 1px solid var(--border); border-right: 0; border-top: 0; width: min(92vw, 360px); box-shadow: var(--shadow); padding: 12px; border-radius: 12px 0 12px 12px; display: none; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; align-items: flex-start; }
}

@media (min-width: 841px) { .nav-toggle { display: none; } }

/* Hero */
.hero .lead { font-size: 1.125rem; color: var(--muted); }
.hero-img { border-radius: 16px; box-shadow: var(--shadow); height: 320px; object-fit: cover; width: 100%; }
.hero-bullets { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px 16px; margin-top: 18px; padding-left: 18px; }
.hero-bullets li { color: var(--muted); }

/* Buttons */
.btn { display: inline-block; padding: 10px 16px; border-radius: 10px; border: 1px solid var(--border); background: #fff; color: var(--ink); font-weight: 600; text-decoration: none; box-shadow: 0 1px 0 rgba(2, 6, 23, 0.04); }
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; border-color: #0a3691; }
.btn-ghost { background: transparent; }

/* Cards & Content */
.card { background: #fff; border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); padding: 18px; }
.card.small { padding: 16px; }
.person img { height: 180px; object-fit: cover; border-radius: 12px; }

.logo-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin: 20px 0; }
.logo-grid img { width: 100%; height: 72px; object-fit: cover; filter: grayscale(100%) contrast(1.1); opacity: 0.9; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); }
@media (min-width: 840px) { .logo-grid { grid-template-columns: repeat(6,1fr); } }

.testimonials .card p { margin: 0; }
.author { font-size: 13px; color: var(--muted); display: block; margin-top: 8px; }

/* Footer */
.site-footer { background: #fff; border-top: 1px solid var(--border); padding: 40px 0 0; }
.brand-row { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 8px; }

/* Forms */
form label { display: block; font-weight: 600; margin: 8px 0 6px; }
input, select, textarea { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: #fff; color: var(--ink); }
textarea { resize: vertical; }
.check { display: flex; gap: 10px; align-items: flex-start; color: var(--muted); }
.check input { margin-top: 4px; }
.actions { display: flex; gap: 12px; align-items: center; margin-top: 12px; }
.alert { border: 1px solid; padding: 12px 14px; border-radius: 12px; }
.alert.success { border-color: #16a34a; color: #166534; background: #f0fdf4; }
.alert.error { border-color: #ef4444; color: #7f1d1d; background: #fef2f2; }

/* Focus styles */
:where(a, button, input, select, textarea):focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 8px; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* Headings */
h1 { font-size: clamp(1.8rem, 2.4vw + 1.2rem, 2.4rem); line-height: 1.2; margin: 0 0 10px; }
h2 { font-size: clamp(1.4rem, 1.6vw + 1rem, 1.8rem); margin: 0 0 12px; }
h3 { font-size: 1.1rem; margin: 0 0 8px; }
p { margin: 0 0 10px; }

/* Page hero */
.page-hero .lead { color: var(--muted); }

/* Active states */
button, .btn { cursor: pointer; }