:root {
  --brand: #0b5fa5;
  --brand-dark: #074478;
  --ink: #15202b;
  --muted: #5b6770;
  --bg: #ffffff;
  --bg-alt: #f5f8fb;
  --border: #e2e8ef;
  --radius: 10px;
  --shadow: 0 2px 10px rgba(15, 32, 51, 0.06);
  --maxw: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,0.95);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 700; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 8px;
  background: var(--brand); color: #fff;
  display: grid; place-items: center; font-size: 13px; letter-spacing: 0.5px;
}
.brand-name { font-size: 16px; }
.site-nav { display: flex; align-items: center; gap: 18px; }
.site-nav a { color: var(--ink); text-decoration: none; font-size: 15px; }
.site-nav a:hover { color: var(--brand); }
.site-nav a.active:not(.btn) { color: var(--brand); border-bottom: 2px solid var(--brand); padding-bottom: 2px; }
.form-errors { background: #fff4f4; border: 1px solid #f5c6c6; color: #8a1f1f; padding: 10px 14px; border-radius: 8px; }
.form-errors p { margin: 4px 0; font-size: 14px; }

.btn {
  display: inline-block; padding: 12px 18px; border-radius: 8px;
  font-weight: 600; text-decoration: none; border: 1px solid transparent;
  cursor: pointer; font-size: 15px;
}
.btn-sm { padding: 8px 14px; font-size: 14px; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-ghost { background: transparent; color: var(--brand); border-color: var(--brand); }
.btn-ghost:hover { background: var(--brand); color: #fff; }

.hero {
  background: linear-gradient(180deg, #eaf2fa 0%, #ffffff 100%);
  padding: 72px 0 56px;
}
.hero h1 { font-size: clamp(28px, 4vw, 44px); line-height: 1.15; margin: 0 0 12px; }
.lede { font-size: 18px; color: var(--brand); font-weight: 600; margin: 0 0 16px; }
.hero-copy { max-width: 720px; font-size: 17px; color: var(--muted); }
.hero-cta { margin-top: 24px; display: flex; gap: 12px; flex-wrap: wrap; }

.section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); }
.section h2 { font-size: clamp(24px, 3vw, 32px); margin: 0 0 28px; }

.card-grid {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 6px; font-size: 17px; color: var(--brand); }
.card p { margin: 0; color: var(--muted); font-size: 14px; }

.feature-list {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.feature-list li {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; display: flex; flex-direction: column; gap: 4px;
}
.feature-list strong { color: var(--ink); }
.feature-list span { color: var(--muted); font-size: 14px; }

.contact-grid {
  display: grid; gap: 32px;
  grid-template-columns: 1fr 1.2fr;
}
@media (max-width: 760px) {
  .contact-grid { grid-template-columns: 1fr; }
}
.contact-list { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 10px; }
.contact-list .label { display: inline-block; width: 70px; color: var(--muted); font-size: 14px; }
.contact-list a { color: var(--brand); text-decoration: none; }

.contact-form {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow);
  display: grid; gap: 12px;
}
.contact-form label { display: grid; gap: 6px; font-size: 14px; color: var(--muted); }
.contact-form input, .contact-form select, .contact-form textarea {
  font: inherit; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 8px; color: var(--ink); background: #fff;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: 2px solid var(--brand); outline-offset: 1px; border-color: var(--brand);
}

.site-footer { border-top: 1px solid var(--border); padding: 24px 0; margin-top: 24px; background: #fff; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.footer-inner p { margin: 0; font-size: 14px; }
.muted { color: var(--muted); }

@media (max-width: 560px) {
  .site-nav a:not(.btn) { display: none; }
  .brand-name { font-size: 14px; }
}