:root { --primary: #4F86E3; --black: #111111; --deep: #1C1C1C; --mid: #2B2B2B; --light: #F5F5F5; --white: #ffffff; --shadow: 0 14px 36px rgba(17,17,17,.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; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
header, .site-header { background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(17,17,17,.08); position: sticky; top: 0; z-index: 50; backdrop-filter: blur(10px); }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.header-inner { display: none; align-items: center; justify-content: space-between; min-height: 78px; gap: 28px; }
.logo img { width: 118px; height: auto; object-fit: contain; }
.main-nav { display: flex; gap: 26px; align-items: center; justify-content: center; flex: 1; font-weight: 700; color: var(--deep); }
.main-nav a { padding: 8px 4px; border-bottom: 2px solid transparent; }
.main-nav a:hover { color: var(--primary); border-bottom-color: var(--primary); }
.header-actions, .mobile-actions { display: flex; gap: 10px; align-items: center; }
.mobile-top { min-height: 72px; display: grid; grid-template-columns: 44px 1fr 44px; align-items: center; }
.mobile-logo { justify-self: center; }
.mobile-menu-toggle { width: 42px; height: 42px; border-radius: 14px; border: 1px solid rgba(17,17,17,.12); background: var(--white); font-size: 26px; line-height: 1; cursor: pointer; color: var(--black); }
.mobile-spacer { width: 42px; height: 42px; }
.mobile-actions { justify-content: center; padding: 0 0 14px; }
.mobile-nav { display: none; background: var(--white); border-top: 1px solid rgba(17,17,17,.08); }
.mobile-nav.open { display: block; }
.mobile-nav-inner { display: grid; gap: 8px; padding: 12px 0 18px; }
.mobile-nav a { padding: 12px 14px; border-radius: 14px; background: var(--light); font-weight: 700; }
.mobile-nav a:hover { color: var(--primary); }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 12px 22px; border-radius: 999px; background: linear-gradient(135deg, var(--primary), #2d65c4); color: #fff; font-weight: 800; box-shadow: 0 10px 22px rgba(79,134,227,.25); border: 0; cursor: pointer; white-space: nowrap; }
.btn:hover { transform: translateY(-1px); }
.btn-small { min-height: 40px; padding: 10px 18px; font-size: 14px; }
.btn-alt { background: linear-gradient(135deg, #1C1C1C, var(--primary)); }
.hero, .banner { background: linear-gradient(135deg, #ffffff 0%, #eef4ff 48%, rgba(79,134,227,.18) 100%); padding: 46px 0 34px; }
.hero-grid { display: grid; gap: 28px; align-items: center; }
.eyebrow, .tag { display: inline-flex; align-items: center; width: fit-content; padding: 7px 12px; border-radius: 999px; background: rgba(79,134,227,.12); color: var(--primary); font-weight: 800; font-size: 13px; }
h1 { font-size: clamp(32px, 7vw, 58px); line-height: 1.08; margin: 14px 0 16px; letter-spacing: -.04em; }
h2 { font-size: clamp(24px, 4vw, 38px); line-height: 1.2; margin: 0 0 14px; letter-spacing: -.025em; }
h3 { margin: 0 0 10px; font-size: 20px; }
p { margin: 0 0 14px; color: #343434; }
.hero p { font-size: 17px; max-width: 680px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0 24px; }
.hero-media { background: #fff; border-radius: 28px; padding: 18px; box-shadow: var(--shadow); }
.hero-media img { border-radius: 22px; width: 100%; }
section { padding: 42px 0; }
.section-lead { max-width: 780px; margin-bottom: 22px; }
.grid { display: grid; gap: 18px; }
.grid-2, .grid-3 { grid-template-columns: 1fr; }
.card { background: #fff; border-radius: 20px; padding: 24px; box-shadow: var(--shadow); border: 1px solid rgba(17,17,17,.06); }
.card.highlight { border-color: rgba(79,134,227,.35); background: linear-gradient(180deg, #fff, #f6f9ff); }
.notice { background: rgba(79,134,227,.10); border-left: 5px solid var(--primary); padding: 18px 20px; border-radius: 18px; margin: 20px 0; color: var(--deep); }
.faq { display: grid; gap: 14px; }
.faq-item { background: #fff; border-radius: 18px; padding: 20px; box-shadow: var(--shadow); }
.steps { counter-reset: step; display: grid; gap: 14px; }
.step { counter-increment: step; position: relative; padding-left: 58px; }
.step:before { content: counter(step); position: absolute; left: 0; top: 0; width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; background: var(--primary); color: white; font-weight: 800; }
.inline-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.inline-links a { color: var(--primary); font-weight: 800; }
.footer { background: var(--deep); color: #fff; padding: 42px 0 18px; }
.footer p, .footer a { color: rgba(255,255,255,.78); }
.footer a { display: block; margin: 8px 0; }
.footer-grid { display: grid; gap: 26px; }
.footer-logo img { filter: brightness(1.1); margin-bottom: 14px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.16); margin-top: 26px; padding-top: 16px; color: rgba(255,255,255,.68); font-size: 14px; }
@media (min-width: 768px) {
    .mobile-top, .mobile-actions, .mobile-nav { display: none !important; }
    .header-inner { display: flex; }
    .hero { padding: 72px 0 56px; }
    .hero-grid { grid-template-columns: 1.08fr .92fr; }
    .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .footer-grid { grid-template-columns: 1.5fr .7fr 1.2fr; }
}
@media (min-width: 1024px) {
    .container { width: min(1180px, calc(100% - 56px)); }
    .logo img { width: 138px; }
    .header-inner { min-height: 86px; gap: 34px; }
    section { padding: 58px 0; }
    .card { padding: 28px; }
}