:root {
  --primary: #366eff;
  --black: #111111;
  --dark: #1C1C1C;
  --mid: #2B2B2B;
  --light: #F5F5F5;
  --white: #ffffff;
  --line: rgba(17,17,17,.1);
  --shadow: 0 18px 45px rgba(0,0,0,.10);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--light);
  color: var(--black);
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
header, .site-header {
  background: linear-gradient(135deg, var(--primary), #16285c);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 8px 25px rgba(0,0,0,.16);
}
.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}
.header-wrap {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: .4px;
  font-size: 20px;
}
.logo img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 12px;
  background: rgba(255,255,255,.15);
}
nav, .main-nav, .mobile-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}
.main-nav { display: none; }
.main-nav a, .mobile-nav a {
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--white);
  font-weight: 700;
  font-size: 14px;
}
.main-nav a:hover, .mobile-nav a:hover { background: rgba(255,255,255,.14); }
.hero, .banner {
  background: radial-gradient(circle at 20% 20%, rgba(54,110,255,.18), transparent 30%), linear-gradient(135deg, #ffffff 0%, #f5f7ff 55%, #eef2ff 100%);
  padding: 48px 0 30px;
}
.hero-grid {
  display: grid;
  gap: 28px;
  align-items: center;
}
.eyebrow, .tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(54,110,255,.12);
  color: var(--primary);
  font-weight: 800;
  font-size: 13px;
}
h1, h2, h3 {
  line-height: 1.2;
  margin: 0 0 14px;
}
h1 {
  font-size: clamp(32px, 8vw, 58px);
  letter-spacing: -.04em;
}
h2 { font-size: clamp(24px, 4vw, 36px); }
h3 { font-size: 20px; }
p { margin: 0 0 14px; color: #333; }
.hero p { font-size: 17px; }
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0;
}
.hero-media {
  background: var(--white);
  border-radius: 28px;
  padding: 18px;
  box-shadow: var(--shadow);
}
section { padding: 42px 0; }
.section-head {
  max-width: 760px;
  margin-bottom: 22px;
}
.grid {
  display: grid;
  gap: 18px;
}
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 22px;
  box-shadow: 0 8px 26px rgba(0,0,0,.06);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--primary);
  color: var(--white);
  font-weight: 800;
  border: 0;
  box-shadow: 0 12px 24px rgba(54,110,255,.25);
}
.btn:hover { transform: translateY(-1px); }
.notice {
  border-left: 5px solid var(--primary);
  background: #ffffff;
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
}
.faq {
  display: grid;
  gap: 14px;
}
.faq details {
  background: var(--white);
  border-radius: 18px;
  padding: 18px;
  border: 1px solid var(--line);
}
.faq summary {
  font-weight: 800;
  cursor: pointer;
}
.footer {
  background: linear-gradient(135deg, #16285c, var(--primary));
  color: var(--white);
  padding: 38px 0 20px;
}
.footer p, .footer a { color: rgba(255,255,255,.86); }
.footer a { display: block; margin: 8px 0; }
.footer-grid {
  display: grid;
  gap: 24px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.18);
  margin-top: 28px;
  padding-top: 18px;
  color: rgba(255,255,255,.8);
}
.footer-logo { margin-bottom: 12px; }
ol, ul { padding-left: 22px; }
li { margin-bottom: 9px; color: #333; }
.page-hero {
  padding: 42px 0 24px;
  background: linear-gradient(135deg, #ffffff, #f5f7ff);
}
.inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.inline-links a {
  color: var(--primary);
  font-weight: 800;
}
@media (min-width: 768px) {
  .main-nav { display: flex; }
  .mobile-nav { display: none; }
  .hero-grid { grid-template-columns: 1.1fr .9fr; }
  .grid.two { grid-template-columns: repeat(2, 1fr); }
  .grid.three { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1.4fr .8fr 1.2fr; }
  section { padding: 58px 0; }
}
@media (min-width: 1024px) {
  .header-wrap { min-height: 78px; }
  .hero { padding: 70px 0 48px; }
  .card { padding: 26px; }
}