:root {
  --blue: #1A3FD8;
  --blue-deep: #0D29A6;
  --cyan: #00C4E8;
  --white: #FFFFFF;
  --off-white: #F7F9FF;
  --text-dark: #08174A;
  --text-mid: #3B4E8C;
  --text-muted: #7A8BB5;
  --border: rgba(26,63,216,0.14);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  background: var(--white);
  color: var(--text-dark);
  font-family: 'DM Sans', Arial, sans-serif;
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
button { border: 0; background: none; font: inherit; color: inherit; cursor: pointer; }
.font-display, h1, h2, h3, .nav-link, .btn, .badge { font-family: 'Syne', Arial, sans-serif; }
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 72px;
  padding: 0 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}
.nav-logo { height: 40px; width: auto; display: block; }
.nav-links, .nav-right, .language-switcher { display: flex; align-items: center; }
.nav-links { gap: 6px; }
.nav-link {
  padding: 8px 13px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-mid);
}
.nav-link:hover { color: var(--blue); background: var(--off-white); }
.nav-right { gap: 14px; }
.language-switcher {
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
}
.lang-btn {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 17px;
}
.lang-btn.active { background: var(--blue); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 10px 28px rgba(26,63,216,0.22); }
.btn-secondary { background: var(--cyan); color: var(--text-dark); box-shadow: 0 10px 28px rgba(0,196,232,0.18); }
.hero {
  position: relative;
  overflow: hidden;
  padding: 92px 46px 72px;
  background:
    linear-gradient(145deg, rgba(6,21,137,.94), rgba(26,63,216,.88) 48%, rgba(0,146,179,.86)),
    url("https://bi-center.com/media/hero-section-video-poster.jpg");
  background-size: cover;
  color: #fff;
}
.hero-inner, .content, .footer-inner, .footer-bottom { width: min(1180px, 100%); margin: 0 auto; }
.breadcrumbs { margin-bottom: 28px; font-size: 13px; color: rgba(255,255,255,.68); }
.breadcrumbs a { color: #fff; }
.badge {
  display: inline-flex;
  padding: 7px 15px;
  border-radius: 999px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.24);
  color: rgba(255,255,255,.86);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
h1 {
  margin-top: 22px;
  max-width: 860px;
  font-size: clamp(2.7rem, 6vw, 5.5rem);
  line-height: .96;
  letter-spacing: -0.03em;
}
.hero-lead {
  margin-top: 24px;
  max-width: 720px;
  color: rgba(255,255,255,.78);
  font-size: clamp(1.04rem, 1.6vw, 1.22rem);
}
.hero-actions { margin-top: 32px; display: flex; gap: 12px; flex-wrap: wrap; }
.content { padding: 78px 46px; }
.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(320px, 1.1fr);
  gap: 56px;
  align-items: start;
}
.intro-card {
  border-left: 4px solid var(--blue);
  padding: 4px 0 4px 22px;
  color: var(--text-mid);
}
.intro-card p + p { margin-top: 16px; }
.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.metric {
  min-height: 132px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--off-white);
}
.metric strong {
  display: block;
  color: var(--blue);
  font-family: 'Syne', Arial, sans-serif;
  font-size: 1.8rem;
  line-height: 1;
}
.metric span { display: block; margin-top: 9px; color: var(--text-mid); font-size: 13.5px; }
.section-block { padding: 72px 0; border-top: 1px solid var(--border); }
.section-head {
  display: grid;
  grid-template-columns: minmax(260px, .78fr) minmax(0, 1fr);
  gap: 52px;
  margin-bottom: 34px;
}
h2 { font-size: clamp(2rem, 4vw, 3.1rem); line-height: 1.05; letter-spacing: -0.02em; }
.section-summary { color: var(--text-mid); font-size: 1.02rem; }
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 25px;
  background: #fff;
  box-shadow: 0 8px 28px rgba(26,63,216,.06);
}
.card h3 { margin-bottom: 10px; font-size: 1.05rem; }
.card p { color: var(--text-mid); font-size: .96rem; }
.list-panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.list-panel li {
  list-style: none;
  padding: 18px 20px;
  border-radius: 12px;
  background: var(--off-white);
  border: 1px solid var(--border);
  color: var(--text-mid);
}
.list-panel li strong { display: block; margin-bottom: 4px; color: var(--text-dark); font-family: 'Syne', Arial, sans-serif; }
.quote-band {
  padding: 42px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--blue), #0092B3);
  color: #fff;
}
.quote-band p { max-width: 880px; font-size: clamp(1.2rem, 2.2vw, 1.7rem); line-height: 1.35; font-family: 'Syne', Arial, sans-serif; font-weight: 700; }
.quote-band span { display: block; margin-top: 16px; color: rgba(255,255,255,.7); }
.cta {
  margin-top: 74px;
  padding: 44px;
  border-radius: 18px;
  background: var(--text-dark);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.cta h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); }
.cta p { margin-top: 10px; max-width: 660px; color: rgba(255,255,255,.7); }
.site-footer {
  background: #061589;
  color: #fff;
  padding: 52px 46px 30px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 34px;
}
.footer-logo { height: 34px; margin-bottom: 12px; }
.footer-tagline { max-width: 300px; color: rgba(255,255,255,.58); font-size: 13.5px; }
.footer-cols { display: flex; gap: 54px; flex-wrap: wrap; }
.footer-col-title { display: block; margin-bottom: 12px; color: rgba(255,255,255,.46); font: 800 11px 'Syne', Arial, sans-serif; letter-spacing: .09em; text-transform: uppercase; }
.footer-links { display: grid; gap: 8px; }
.footer-links a { color: rgba(255,255,255,.68); font-size: 13.5px; }
.footer-links a:hover { color: var(--cyan); }
.footer-bottom {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: rgba(255,255,255,.38);
  font-size: 12px;
}
html[dir="rtl"] body { direction: rtl; }
html[dir="rtl"] .intro-card { border-left: 0; border-right: 4px solid var(--blue); padding-left: 0; padding-right: 22px; }
html[dir="rtl"] .nav-links, html[dir="rtl"] .nav-right, html[dir="rtl"] .hero-actions, html[dir="rtl"] .footer-cols, html[dir="rtl"] .footer-bottom { direction: rtl; }
@media (max-width: 900px) {
  .site-nav { padding: 0 20px; }
  .nav-links, .nav-right .btn-primary { display: none; }
  .hero, .content, .site-footer { padding-left: 22px; padding-right: 22px; }
  .intro-grid, .section-head, .card-grid, .metric-grid, .list-panel { grid-template-columns: 1fr; }
  .cta, .footer-inner, .footer-bottom { flex-direction: column; align-items: flex-start; }
}