:root {
    --primary: #2d4ee1;
    --black: #111111;
    --dark: #1C1C1C;
    --mid: #2B2B2B;
    --light: #F5F5F5;
    --white: #ffffff;
    --shadow: 0 16px 40px rgba(17,17,17,.08);
    --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 { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(17,17,17,.08); backdrop-filter: blur(10px); }
.header-inner { min-height: 68px; display: flex; align-items: center; justify-content: center; gap: 18px; max-width: 1180px; margin: 0 auto; padding: 10px 18px; position: relative; }
.logo { display: inline-flex; align-items: center; justify-content: center; min-width: 118px; }
.logo img { width: 118px; max-height: 44px; object-fit: contain; }
.main-nav { display: none; align-items: center; justify-content: center; gap: 10px; flex: 1; }
.main-nav a { padding: 10px 14px; border-radius: 999px; color: var(--dark); font-weight: 700; font-size: 15px; }
.main-nav a:hover { background: rgba(45,78,225,.10); color: var(--primary); }
.header-actions { display: none; align-items: center; gap: 10px; }
.mobile-menu-toggle { position: absolute; left: 18px; border: 0; width: 42px; height: 42px; border-radius: 14px; background: var(--light); font-size: 24px; line-height: 1; color: var(--black); cursor: pointer; }
.mobile-actions { display: flex; justify-content: center; gap: 10px; padding: 0 16px 12px; }
.mobile-nav { display: none; background: #fff; border-top: 1px solid rgba(17,17,17,.08); padding: 8px 16px 16px; }
.mobile-nav.is-open { display: grid; gap: 8px; }
.mobile-nav a { padding: 12px 14px; border-radius: 14px; background: var(--light); font-weight: 700; }
.btn { display: inline-flex; align-items: center; justify-content: center; border: 0; border-radius: 999px; padding: 13px 22px; background: linear-gradient(135deg, var(--primary), #6e87ff); color: #fff; font-weight: 800; box-shadow: 0 10px 24px rgba(45,78,225,.25); cursor: pointer; }
.btn-small { padding: 10px 18px; font-size: 14px; min-width: 104px; }
.btn-alt { background: linear-gradient(135deg, #111111, var(--primary)); }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
section { padding: 56px 0; }
.hero, .banner { background: linear-gradient(140deg, rgba(45,78,225,.10), rgba(245,245,245,.95)); }
.hero-inner { display: grid; gap: 28px; align-items: center; padding: 42px 0; }
.eyebrow { display: inline-flex; padding: 7px 12px; background: rgba(45,78,225,.12); color: var(--primary); border-radius: 999px; font-weight: 800; font-size: 14px; }
h1 { font-size: clamp(32px, 8vw, 58px); line-height: 1.08; margin: 16px 0; letter-spacing: -.04em; }
h2 { font-size: clamp(25px, 4vw, 38px); line-height: 1.18; margin: 0 0 16px; }
h3 { margin: 0 0 10px; line-height: 1.25; }
p { margin: 0 0 14px; color: #444; }
.tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0; }
.tag { border-radius: 999px; padding: 8px 12px; background: #fff; color: var(--dark); font-weight: 700; box-shadow: 0 8px 18px rgba(0,0,0,.06); }
.hero-media { border-radius: 28px; padding: 18px; background: #fff; box-shadow: var(--shadow); }
.grid { display: grid; gap: 18px; }
.card { background: #fff; border: 1px solid rgba(17,17,17,.08); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.card.highlight { background: linear-gradient(135deg, var(--primary), #111); color: #fff; }
.card.highlight p { color: rgba(255,255,255,.86); }
.notice { border-left: 5px solid var(--primary); background: rgba(45,78,225,.08); border-radius: 18px; padding: 18px; margin: 18px 0; }
.faq { display: grid; gap: 14px; }
.faq details { background: #fff; border: 1px solid rgba(17,17,17,.08); border-radius: 18px; padding: 16px 18px; box-shadow: 0 8px 24px rgba(17,17,17,.05); }
.faq summary { cursor: pointer; font-weight: 800; color: var(--dark); }
ul.steps { padding-left: 20px; }
ul.steps li { margin-bottom: 12px; }
.inline-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.inline-links a { color: var(--primary); font-weight: 800; }
.footer { background: var(--dark); color: #fff; padding: 42px 0; }
.footer p { color: rgba(255,255,255,.75); }
.footer a { display: block; color: rgba(255,255,255,.85); margin: 7px 0; }
.footer-grid { display: grid; gap: 22px; }
.footer-logo img { width: 120px; margin-bottom: 14px; }
@media (min-width: 768px) {
    .header-inner { justify-content: flex-start; padding: 12px 28px; }
    .mobile-menu-toggle, .mobile-actions, .mobile-nav { display: none !important; }
    .main-nav, .header-actions { display: flex; }
    .logo { justify-content: flex-start; }
    .hero-inner { grid-template-columns: 1.1fr .9fr; padding: 70px 0; }
    .grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .footer-grid { grid-template-columns: 1.4fr .8fr 1.2fr; }
}
@media (min-width: 1024px) {
    .header-inner { max-width: 1240px; min-height: 76px; gap: 26px; }
    .logo img { width: 136px; max-height: 50px; }
    .main-nav { gap: 18px; }
    section { padding: 74px 0; }
}