:root { --primary:#32ffd5; --text:#111111; --dark:#1C1C1C; --mid:#2B2B2B; --light:#F5F5F5; --card:#ffffff; --shadow:0 14px 35px rgba(17,17,17,.09); }
* { box-sizing:border-box; }
html, body { margin:0; padding:0; }
body { font-family: Arial, Helvetica, sans-serif; color:var(--text); background:linear-gradient(180deg,#ffffff 0%, var(--light) 100%); 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:20; background:rgba(255,255,255,.96); border-bottom:1px solid rgba(17,17,17,.08); backdrop-filter: blur(8px); }
.header-inner { width:min(1160px, calc(100% - 32px)); margin:0 auto; min-height:74px; display:grid; grid-template-columns:48px 1fr 48px; align-items:center; gap:12px; }
.logo { justify-self:center; display:flex; align-items:center; }
.logo img { width:118px; max-height:48px; object-fit:contain; }
.main-nav, .header-actions { display:none; }
.mobile-menu-toggle { width:42px; height:42px; border:0; border-radius:14px; background:var(--primary); color:#111; font-size:24px; font-weight:800; cursor:pointer; box-shadow:var(--shadow); }
.mobile-nav { display:none; width:min(520px, calc(100% - 32px)); margin:0 auto 12px; padding:12px; background:#fff; border-radius:18px; box-shadow:var(--shadow); gap:8px; }
.mobile-nav.is-open { display:grid; }
.mobile-nav a { padding:12px 14px; border-radius:14px; background:var(--light); font-weight:700; }
.mobile-actions { display:flex; justify-content:center; gap:10px; padding:0 16px 14px; }
.container { width:min(1120px, calc(100% - 32px)); margin:0 auto; }
section { padding:34px 0; }
.hero, .banner { background:radial-gradient(circle at top left, rgba(50,255,213,.35), transparent 34%), linear-gradient(135deg,#111111 0%,#1C1C1C 55%,#2B2B2B 100%); color:#fff; padding:42px 0; }
.hero-wrap { display:grid; gap:28px; align-items:center; }
.hero h1 { font-size:clamp(32px,8vw,58px); line-height:1.08; margin:0 0 16px; letter-spacing:-.04em; }
.hero p { color:rgba(255,255,255,.86); font-size:18px; margin:0 0 18px; }
.hero-img { border-radius:28px; background:rgba(255,255,255,.08); padding:18px; box-shadow:var(--shadow); }
.tags { display:flex; flex-wrap:wrap; gap:10px; margin:18px 0 0; }
.tag { background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.18); color:#fff; border-radius:999px; padding:8px 12px; font-size:14px; }
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; border-radius:999px; padding:13px 20px; background:linear-gradient(135deg,var(--primary),#18c8af); color:#111; font-weight:800; box-shadow:0 10px 20px rgba(17,17,17,.14); border:0; }
.btn-small { padding:10px 16px; font-size:14px; }
.btn-alt { background:linear-gradient(135deg,#111,#2B2B2B); color:#fff; }
.grid { display:grid; gap:18px; }
.card { background:var(--card); border-radius:20px; padding:22px; box-shadow:var(--shadow); border:1px solid rgba(17,17,17,.06); }
.card h2, .card h3 { margin-top:0; line-height:1.25; }
.notice { border-left:5px solid var(--primary); background:#fff; border-radius:18px; padding:18px; box-shadow:var(--shadow); }
.faq { display:grid; gap:14px; }
.faq-item { background:#fff; border-radius:18px; padding:18px; box-shadow:var(--shadow); }
.faq-item h3 { margin:0 0 8px; }
.page-hero { background:linear-gradient(135deg,var(--light),#fff); padding:34px 0; }
.page-hero h1 { font-size:clamp(28px,7vw,46px); margin:0 0 12px; }
.inline-links { display:flex; flex-wrap:wrap; gap:10px; margin-top:14px; }
.inline-links a { border-radius:999px; padding:8px 12px; background:var(--light); font-weight:700; }
.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:40px; height:40px; display:grid; place-items:center; border-radius:50%; background:var(--primary); color:#111; font-weight:900; }
.footer { background:#111111; color:#fff; padding:34px 0 0; margin-top:30px; }
.footer-grid { display:grid; gap:22px; }
.footer a { display:block; color:rgba(255,255,255,.82); margin:6px 0; }
.footer p { color:rgba(255,255,255,.78); }
.footer-bottom { text-align:center; border-top:1px solid rgba(255,255,255,.12); margin-top:26px; padding:16px; color:rgba(255,255,255,.72); }
@media (min-width:768px) {
    .header-inner { grid-template-columns:auto 1fr auto; min-height:82px; }
    .mobile-menu-toggle, .mobile-nav, .mobile-actions { display:none; }
    .logo { justify-self:start; }
    .logo img { width:148px; }
    .main-nav { display:flex; justify-content:center; gap:8px; }
    .main-nav a { padding:10px 14px; border-radius:999px; font-weight:700; }
    .main-nav a:hover { background:var(--light); }
    .header-actions { display:flex; gap:10px; justify-self:end; }
    .hero-wrap { grid-template-columns:1.1fr .9fr; }
    .grid.cols-3 { grid-template-columns:repeat(3,1fr); }
    .grid.cols-2 { grid-template-columns:repeat(2,1fr); }
    .footer-grid { grid-template-columns:1.3fr .7fr 1fr; }
}
@media (min-width:1024px) {
    .header-inner { width:min(1200px, calc(100% - 64px)); gap:28px; }
    section { padding:48px 0; }
    .hero { padding:70px 0; }
    .card { padding:28px; }
}