:root {
  --primary: #2a86e9;
  --primary-2: #5bb2ff;
  --ink: #0b1b2b;
  --text: #102235;
  --muted: #516a86;
  --bg: #f7fbff;
  --surface: #ffffff;
  --border: #d7e7fb;
  --focus: #0ea5ff;
  --danger: #e0565b;
  --radius: 14px;
  --maxw: 1180px;
  --shadow-1: 0 8px 26px rgba(21, 65, 112, .08);
  --shadow-2: 0 16px 50px rgba(21, 65, 112, .15);
}
 
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
 
h1, h2, h3 {
  color: var(--ink);
  line-height: 1.2;
  margin: 0 0 14px;
}
h1 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: .2px; }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); }
h3 { font-size: clamp(1.12rem, 1.9vw, 1.32rem); }
 
p { margin: 0 0 14px; color: var(--muted); }
 
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.section { padding: 88px 0; }
.center { text-align: center; }
 
.surface {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}
 

.skip-link {
  position: absolute; left: -9999px; top: auto;
  background: var(--ink); color: #fff; padding: 10px 14px; z-index: 10000; border-radius: 8px;
}
.skip-link:focus { left: 12px; top: 12px; }
 

.site-header {
  position: sticky; top: 0; z-index: 1000;
  backdrop-filter: saturate(1.2) blur(8px);
  background: rgba(255,255,255,.8);
  border-bottom: 1px solid var(--border);
}
.site-header.scrolled { box-shadow: var(--shadow-1); }
 
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 74px;
}
 
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-text { font-weight: 700; letter-spacing: .4px; }
 
.logo { height: 50px; width: auto; display: block; }
@media (min-width: 960px) { .logo { height: 50px; } }
 
.nav { display: flex; align-items: center; gap: 22px; }
.nav ul { display: flex; list-style: none; gap: 18px; margin: 0; padding: 0; }
.nav a { color: var(--text); text-decoration: none; font-weight: 600; }
.nav a:hover, .nav a:focus { color: var(--ink); }
 
.nav-toggle {
  display: none; background: transparent; border: 0; cursor: pointer; padding: 10px; border-radius: 10px;
}
.nav-toggle .bar { display: block; width: 24px; height: 2px; background: var(--ink); margin: 4px 0; border-radius: 1px; }
.nav-toggle:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
 

.hero { position: relative; padding: 120px 0 96px; overflow: hidden; }
.hero-inner { max-width: 960px; }
.subhead { font-size: 1.08rem; }
.hero-ctas { display: flex; gap: 12px; margin-top: 20px; }
 
.hero-bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(900px 350px at 10% 15%, rgba(42,134,233,.18), transparent 60%),
    radial-gradient(700px 300px at 80% 8%, rgba(91,178,255,.20), transparent 65%),
    linear-gradient(180deg, #fafdff 0%, transparent 60%);
}
 

.btn {
  display: inline-block; text-decoration: none;
  padding: 12px 18px; border-radius: 14px; font-weight: 700;
  transition: transform .15s ease, box-shadow .15s ease, background .2s ease, color .2s ease;
}
.btn:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
.btn-primary {
  color: #ffffff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 10px 28px rgba(42,134,233,.26);
}
.btn-primary:hover { transform: translateY(-1px); }
.btn-outline {
  color: var(--ink);
  border: 1px solid var(--border);
  background: #ffffff;
}
.btn-outline:hover { background: #f2f7ff; }
 

.link-cta {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--primary); text-decoration: none; font-weight: 700;
}
.link-cta:hover { color: var(--primary-2); }
 

.grid-2 { display: grid; gap: 28px; grid-template-columns: 1fr; }
@media (min-width: 860px) {
  .grid-2 { grid-template-columns: 1.15fr .85fr; align-items: start; }
}
 

.values { list-style: none; padding: 0; margin: 0; }
.values li {
  padding: 10px 12px; margin: 10px 0;
  border-radius: 12px; background: #ffffff;
  border: 1px solid var(--border);
}
 

.services-grid {
  display: grid; gap: 18px;
  grid-template-columns: repeat(1, minmax(0,1fr));
  margin-top: 14px;
}
@media (min-width: 680px) { .services-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 1040px) { .services-grid { grid-template-columns: repeat(3, minmax(0,1fr)); } }
.service-card {
  padding: 18px; border-radius: var(--radius);
  background: #ffffff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-1);
}
.card {
   padding: 14px;
}
 

.accordion-item { border-bottom: 1px solid var(--border); }
.accordion-trigger {
  width: 100%; text-align: left; padding: 16px 0; background: none; border: none; color: var(--ink);
  font: inherit; display: flex; justify-content: space-between; align-items: center; cursor: pointer;
}
.accordion-trigger:focus-visible { outline: 2px solid var(--focus); outline-offset: 4px; border-radius: 6px; }
.accordion-trigger::after {
  content: "+"; color: var(--primary); font-weight: 800; margin-left: 12px;
}
.accordion-trigger[aria-expanded="true"]::after { content: "–"; }
.accordion-panel { padding: 0 0 14px; color: var(--muted); }
 

.contact-points { list-style: none; padding: 0; margin: 14px 0 0; }
.contact-points li { display: flex; gap: 10px; align-items: baseline; }
 
.contact-form { padding: 18px; }
.field { margin-bottom: 14px; }
label { display: inline-block; margin-bottom: 6px; color: var(--ink); font-weight: 700; }
input, textarea {
  width: 100%; padding: 12px 12px; border-radius: 12px; color: var(--ink);
  background: #ffffff; border: 1px solid var(--border);
}
input::placeholder, textarea::placeholder { color: #9ab3cf; }
input:focus, textarea:focus { outline: 2px solid var(--focus); outline-offset: 2px; }
input[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: var(--danger); }
.error { display: block; min-height: 18px; color: var(--danger); font-size: .92rem; margin-top: 6px; }
.form-status { margin-top: 12px; font-weight: 700; color: var(--ink); }
 

.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0 44px; background: #ffffff;
}
.footer-inner { display: grid; gap: 12px; grid-template-columns: 1fr; }
.footer-brand { display: inline-flex; align-items: center; gap: 10px; }
@media (min-width: 760px) {
  .footer-inner { grid-template-columns: 1fr 2fr; align-items: start; }
}
.disclaimer { color: var(--muted); font-size: .95rem; }
 

#home, #about, #services, #faq, #contact { scroll-margin-top: 96px; }
 
.visually-hidden {
  position: absolute !important; height: 1px; width: 1px; overflow: hidden; clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap; border: 0; padding: 0; margin: -1px;
}
 

@media (max-width: 900px) {
  .nav-toggle { display: inline-block; }
  .nav {
    position: absolute; right: 12px; top: 74px; width: min(92vw, 420px);
    display: none; flex-direction: column; gap: 14px; padding: 12px;
    background: #ffffff; border: 1px solid var(--border);
    border-radius: 14px; box-shadow: var(--shadow-2);
  }
  .nav.open { display: flex; }
  .nav ul { flex-direction: column; gap: 10px; }
}