:root {
    --primary: #47adf9;
    --black: #111111;
    --dark: #1C1C1C;
    --mid: #2B2B2B;
    --light: #F5F5F5;
    --white: #ffffff;
    --shadow: 0 14px 36px rgba(17,17,17,.10);
    --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; color: var(--black); background: #fff; line-height: 1.65; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
header, .site-header { background: #fff; border-bottom: 1px solid rgba(17,17,17,.08); position: sticky; top: 0; z-index: 10; }
.header-inner { width: min(1180px, calc(100% - 32px)); margin: 0 auto; min-height: 72px; display: flex; align-items: center; justify-content: center; gap: 18px; position: relative; }
.logo { display: inline-flex; align-items: center; flex: 0 0 auto; }
.logo img { width: 126px; max-height: 48px; object-fit: contain; }
.main-nav { display: none; align-items: center; justify-content: center; gap: 8px; flex: 1; }
.main-nav a { padding: 10px 14px; border-radius: 999px; color: #2B2B2B; font-weight: 700; font-size: 15px; }
.main-nav a:hover, .main-nav a.active { background: rgba(71,173,249,.13); color: #0d5b91; }
.header-actions { display: none; align-items: center; gap: 10px; }
.mobile-menu-toggle { position: absolute; left: 0; width: 42px; height: 42px; border: 0; border-radius: 14px; background: var(--primary); color: #fff; font-size: 22px; line-height: 1; cursor: pointer; }
.mobile-actions { display: flex; justify-content: center; gap: 10px; padding: 0 16px 14px; }
.mobile-nav { display: none; width: min(100% - 32px, 520px); margin: 0 auto 16px; background: #fff; border: 1px solid rgba(17,17,17,.08); border-radius: var(--radius); box-shadow: var(--shadow); padding: 10px; }
.mobile-nav.is-open { display: grid; }
.mobile-nav a { padding: 12px 14px; border-radius: 14px; font-weight: 700; }
.mobile-nav a:hover { background: var(--light); color: #0d5b91; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
section { padding: 56px 0; }
.hero, .banner { background: linear-gradient(135deg, #f7fbff 0%, #eef8ff 48%, rgba(71,173,249,.22) 100%); }
.hero { padding: 58px 0 42px; }
.hero-grid { display: grid; gap: 28px; align-items: center; }
.hero h1 { font-size: clamp(32px, 8vw, 58px); line-height: 1.08; margin: 0 0 18px; letter-spacing: -.03em; }
.hero p { margin: 0 0 20px; color: #3a3a3a; font-size: 17px; }
.hero-media { background: #fff; border-radius: 28px; padding: 20px; box-shadow: var(--shadow); }
.hero-media img { width: 100%; border-radius: 22px; object-fit: cover; }
.tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0; }
.tag { background: rgba(71,173,249,.14); color: #0b609a; border: 1px solid rgba(71,173,249,.28); padding: 8px 12px; border-radius: 999px; font-weight: 700; font-size: 14px; }
.btn { display: inline-flex; align-items: center; justify-content: center; border: 0; border-radius: 999px; padding: 13px 22px; background: linear-gradient(135deg, var(--primary), #138ee1); color: #fff; font-weight: 800; box-shadow: 0 10px 24px rgba(71,173,249,.28); transition: transform .2s ease, box-shadow .2s ease; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 28px rgba(71,173,249,.35); }
.btn-small { padding: 10px 18px; font-size: 14px; }
.btn-soft { background: linear-gradient(135deg, #2B2B2B, #111111); box-shadow: 0 10px 24px rgba(17,17,17,.18); }
.section-title { max-width: 760px; margin-bottom: 26px; }
.section-title h2, .page-title h1 { margin: 0 0 12px; font-size: clamp(28px, 5vw, 42px); line-height: 1.16; letter-spacing: -.02em; }
.section-title p, .page-title p { margin: 0; color: #555; }
.grid { display: grid; gap: 18px; }
.card { background: #fff; border: 1px solid rgba(17,17,17,.08); border-radius: var(--radius); padding: 22px; box-shadow: 0 8px 26px rgba(17,17,17,.06); }
.card h2, .card h3 { margin: 0 0 10px; line-height: 1.25; }
.card p { margin: 0 0 12px; color: #4c4c4c; }
.notice { background: #fff8ef; border: 1px solid rgba(241,112,32,.22); border-left: 6px solid var(--primary); border-radius: var(--radius); padding: 18px; color: #333; box-shadow: 0 8px 24px rgba(17,17,17,.05); }
.notice strong { color: #0b609a; }
.faq { display: grid; gap: 14px; }
.faq details { background: #fff; border: 1px solid rgba(17,17,17,.08); border-radius: 16px; padding: 16px 18px; box-shadow: 0 8px 20px rgba(17,17,17,.05); }
.faq summary { cursor: pointer; font-weight: 800; }
.faq p { color: #505050; margin-bottom: 0; }
.page-hero { background: var(--light); padding: 50px 0; }
.page-title { max-width: 840px; }
.list { padding-left: 20px; margin: 12px 0 0; color: #454545; }
.inline-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.inline-links a { color: #0b609a; font-weight: 800; background: rgba(71,173,249,.12); padding: 8px 12px; border-radius: 999px; }
.cta-band { background: #111; color: #fff; border-radius: 28px; padding: 28px; display: grid; gap: 18px; align-items: center; }
.cta-band p { color: rgba(255,255,255,.78); margin: 0; }
.footer { background: #111; color: #fff; padding: 44px 0 0; }
.footer-grid { display: grid; gap: 24px; }
.footer a { display: block; color: rgba(255,255,255,.82); margin: 8px 0; }
.footer p { color: rgba(255,255,255,.72); margin: 8px 0; }
.footer h3 { margin: 0 0 10px; }
.footer-logo img { width: 120px; margin-bottom: 12px; }
.footer-bottom { text-align: center; padding: 18px; margin-top: 30px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.68); }
@media (min-width: 768px) {
    .header-inner { justify-content: flex-start; min-height: 82px; }
    .mobile-menu-toggle, .mobile-actions, .mobile-nav { display: none !important; }
    .main-nav, .header-actions { display: flex; }
    .logo img { width: 140px; }
    .hero-grid { grid-template-columns: 1.05fr .95fr; }
    .grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .cta-band { grid-template-columns: 1fr auto; }
    .footer-grid { grid-template-columns: 1.2fr .8fr 1.2fr; }
}
@media (min-width: 1024px) {
    .header-inner { width: min(1240px, calc(100% - 64px)); gap: 28px; }
    .main-nav { gap: 12px; }
    .main-nav a { padding: 11px 16px; }
    .header-actions { gap: 12px; }
    section { padding: 72px 0; }
    .hero { padding: 82px 0 64px; }
}