:root {
  --primary: #254290;
  --black: #111111;
  --dark: #1C1C1C;
  --mid: #2B2B2B;
  --light: #F5F5F5;
  --white: #ffffff;
  --border: rgba(17,17,17,.08);
  --shadow: 0 14px 34px rgba(17, 17, 17, .08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; color: var(--black); background: var(--light); line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
header, .site-header { background: var(--primary); color: #fff; position: sticky; top: 0; z-index: 20; box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0; flex-wrap: wrap; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .3px; }
.logo img { width: 42px; height: 42px; object-fit: contain; border-radius: 12px; background: #fff; padding: 4px; }
nav { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
nav a { padding: 9px 12px; border-radius: 999px; font-weight: 700; font-size: 14px; }
nav a:hover { background: rgba(255,255,255,.18); }
.mobile-nav { width: 100%; overflow-x: auto; justify-content: flex-start; padding-top: 6px; }
.desktop-nav { display: none; }
.hero, .banner { background: linear-gradient(135deg, #111111 0%, #1C1C1C 50%, #254290 100%); color: #fff; padding: 48px 0; }
.hero-wrap { display: grid; gap: 28px; align-items: center; }
.hero h1 { font-size: clamp(32px, 7vw, 62px); line-height: 1.08; margin: 0 0 16px; letter-spacing: -.04em; }
.hero p { color: rgba(255,255,255,.88); margin: 0 0 18px; font-size: 17px; }
.hero-image { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.18); border-radius: 28px; padding: 18px; box-shadow: var(--shadow); }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0; }
.tag { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.18); border-radius: 999px; padding: 8px 12px; font-size: 13px; font-weight: 700; }
section { padding: 44px 0; }
.section-title { margin: 0 0 16px; font-size: clamp(24px, 4vw, 38px); line-height: 1.18; letter-spacing: -.02em; }
.lead { color: #4a4a4a; font-size: 17px; }
.grid { display: grid; gap: 16px; }
.card { background: var(--white); border: 1px solid var(--border); border-radius: 20px; padding: 22px; box-shadow: var(--shadow); }
.card h2, .card h3 { margin-top: 0; line-height: 1.25; }
.card p:last-child { margin-bottom: 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; background: var(--primary); color: #fff; padding: 13px 20px; border-radius: 999px; border: 0; font-weight: 800; box-shadow: 0 10px 24px rgba(37,66,144,.28); }
.btn:hover { transform: translateY(-1px); }
.notice { background: rgba(37,66,144,.09); border-left: 5px solid var(--primary); border-radius: 18px; padding: 18px; margin: 18px 0; }
.faq { display: grid; gap: 14px; }
.faq details { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 18px; box-shadow: var(--shadow); }
.faq summary { cursor: pointer; font-weight: 800; }
.link-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.inline-links a { color: var(--primary); font-weight: 800; }
.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.steps li { counter-increment: step; background: #fff; border-radius: 18px; padding: 18px 18px 18px 58px; position: relative; box-shadow: var(--shadow); border: 1px solid var(--border); }
.steps li:before { content: counter(step); position: absolute; left: 18px; top: 18px; width: 28px; height: 28px; border-radius: 50%; background: var(--primary); color: #fff; display: grid; place-items: center; font-weight: 800; }
.footer { background: var(--primary); color: #fff; padding: 38px 0; }
.footer-grid { display: grid; gap: 24px; }
.footer a { display: block; color: #fff; margin: 6px 0; opacity: .92; }
.footer p { color: rgba(255,255,255,.86); }
.footer-logo { margin-bottom: 12px; }
@media (min-width: 768px) {
  .mobile-nav { display: none; }
  .desktop-nav { display: flex; }
  .hero-wrap { grid-template-columns: 1.12fr .88fr; }
  .grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1.4fr; }
}
@media (min-width: 1024px) {
  section { padding: 58px 0; }
  .hero, .banner { padding: 72px 0; }
  .card { padding: 28px; }
}