:root {
    --bg: #f6f8fc;
    --card: #ffffff;
    --text: #1d2939;
    --heading: #101828;
    --muted: #667085;
    --line: #e4e7ec;
    --brand: #2f6fed;
    --brand-dark: #1f57c8;
    --accent: #22a06b;
    --soft: #eef4ff;
    --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--text); background: var(--bg); line-height: 1.68; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-dark); }
img { max-width: 100%; }
.container { width: min(var(--max), calc(100% - 36px)); margin: 0 auto; }
.site-header { background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 40; backdrop-filter: blur(12px); }
.nav-wrapper { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo img { width: 230px; display: block; }
.nav-links { display: flex; align-items: center; gap: 22px; font-weight: 650; font-size: .95rem; }
.nav-links a { color: var(--text); }
.nav-links a:hover { color: var(--brand); }
.btn-primary, .btn-secondary { display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; padding: 12px 18px; font-weight: 750; transition: .2s ease; }
.btn-primary { background: var(--brand); color: white !important; box-shadow: 0 8px 20px rgba(47,111,237,.2); }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-1px); }
.btn-secondary { background: white; color: var(--brand); border: 1px solid #b9ccff; }
.hero { padding: 78px 0 54px; background: linear-gradient(180deg, #eef4ff 0%, var(--bg) 100%); }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 44px; align-items: center; }
.eyebrow { color: var(--brand); font-weight: 800; letter-spacing: .08em; text-transform: uppercase; font-size: .78rem; }
h1, h2, h3 { color: var(--heading); line-height: 1.2; }
h1 { font-size: clamp(2.4rem, 6vw, 4.25rem); letter-spacing: -.04em; margin: 12px 0 18px; }
h2 { font-size: clamp(1.65rem, 3vw, 2.3rem); letter-spacing: -.025em; margin: 36px 0 14px; }
h3 { font-size: 1.2rem; }
.hero p { font-size: 1.16rem; color: #475467; max-width: 760px; }
.hero-card { background: white; border: 1px solid var(--line); border-radius: 20px; padding: 30px; box-shadow: 0 22px 55px rgba(16,24,40,.08); }
.hero-card ul { padding-left: 20px; margin: 0; }
.hero-card li { margin: 10px 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.section { padding: 64px 0; }
.section-heading { max-width: 760px; margin-bottom: 28px; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.article-card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 25px; display: flex; flex-direction: column; min-height: 100%; box-shadow: 0 8px 28px rgba(16,24,40,.05); transition: .2s ease; }
.article-card:hover { transform: translateY(-3px); box-shadow: 0 14px 38px rgba(16,24,40,.09); border-color: #c7d7fe; }
.article-card .number { width: 42px; height: 42px; display: grid; place-items: center; background: var(--soft); color: var(--brand); border-radius: 10px; font-weight: 850; }
.article-card h2 { font-size: 1.32rem; margin: 18px 0 10px; }
.article-card p { color: var(--muted); margin: 0 0 18px; }
.article-card .read-more { margin-top: auto; font-weight: 750; }
.breadcrumbs { font-size: .9rem; color: var(--muted); padding-top: 26px; }
.breadcrumbs a { color: var(--muted); }
.article-hero { padding: 42px 0 30px; background: linear-gradient(180deg, #eef4ff 0%, var(--bg) 100%); }
.article-hero h1 { max-width: 920px; font-size: clamp(2.2rem, 5vw, 3.75rem); }
.article-subtitle { max-width: 800px; font-size: 1.2rem; color: #475467; }
.article-meta { display: flex; flex-wrap: wrap; gap: 10px 20px; color: var(--muted); font-size: .92rem; margin-top: 22px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 780px) 290px; gap: 48px; align-items: start; }
.article-content { background: white; border: 1px solid var(--line); border-radius: 18px; padding: clamp(24px, 5vw, 50px); box-shadow: 0 12px 35px rgba(16,24,40,.05); }
.article-content p { margin: 0 0 18px; }
.article-content ul { padding-left: 22px; }
.article-content li { margin: 8px 0; }
.lead { font-size: 1.16rem; color: #344054; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.sidebar { position: sticky; top: 96px; }
.sidebar-card { background: white; border: 1px solid var(--line); border-radius: 16px; padding: 22px; margin-bottom: 18px; }
.sidebar-card h3 { margin-top: 0; }
.sidebar-card ul { list-style: none; padding: 0; margin: 0; }
.sidebar-card li { padding: 9px 0; border-bottom: 1px solid #f0f2f5; }
.sidebar-card li:last-child { border-bottom: 0; }
.faq { margin-top: 44px; padding-top: 12px; border-top: 1px solid var(--line); }
.faq-item { padding: 18px 0; border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0 0 8px; }
.cta-band { background: #0f2e67; color: white; border-radius: 22px; padding: 42px; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; }
.cta-band h2 { color: white; margin: 0 0 10px; }
.cta-band p { margin: 0; color: #d5e2ff; }
.site-footer { background: #101828; color: #98a2b3; padding: 46px 0 28px; margin-top: 70px; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 30px; }
.site-footer h3 { color: white; margin-top: 0; }
.site-footer a { color: #d0d5dd; }
.site-footer ul { list-style: none; padding: 0; }
.site-footer li { margin: 8px 0; }
.footer-bottom { border-top: 1px solid #344054; margin-top: 30px; padding-top: 20px; font-size: .9rem; }
@media (max-width: 960px) {
    .nav-links a:not(.btn-primary) { display: none; }
    .hero-grid, .article-layout, .cta-band, .footer-grid { grid-template-columns: 1fr; }
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .sidebar { position: static; }
}
@media (max-width: 640px) {
    .container { width: min(100% - 24px, var(--max)); }
    .logo img { width: 190px; }
    .nav-wrapper { min-height: 66px; }
    .nav-links { gap: 8px; }
    .nav-links .btn-primary { padding: 10px 13px; font-size: .88rem; }
    .hero { padding: 54px 0 38px; }
    .card-grid { grid-template-columns: 1fr; }
    .section { padding: 46px 0; }
    .article-content { border-radius: 14px; }
    .cta-band { padding: 28px; }
}