:root {
    --primary: #efa000;
    --black: #111111;
    --dark: #1C1C1C;
    --mid: #2B2B2B;
    --light: #F5F5F5;
    --white: #ffffff;
    --radius: 18px;
    --shadow: 0 12px 32px 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:1.65; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
header, .site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); box-shadow: 0 6px 24px rgba(0,0,0,.07); backdrop-filter: blur(10px); }
.header-inner { width: min(1180px, calc(100% - 32px)); margin: 0 auto; display: grid; grid-template-columns: 48px 1fr; align-items: center; min-height: 72px; gap: 12px; }
.logo { justify-self: center; display:inline-flex; align-items:center; }
.logo img { width: 138px; max-height: 46px; object-fit: contain; }
.main-nav, .header-actions { display: none; }
.mobile-menu-toggle { border:0; background: var(--primary); color:#fff; width:42px; height:42px; border-radius: 14px; font-size: 24px; line-height:1; cursor:pointer; box-shadow: var(--shadow); }
.mobile-nav { display: none; width: min(720px, calc(100% - 32px)); margin: 0 auto 10px; 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; }
.btn { display:inline-flex; align-items:center; justify-content:center; min-height:44px; padding: 12px 22px; border-radius: 999px; background: linear-gradient(135deg, var(--primary), #ffbd36); color:#fff; font-weight:800; border:0; box-shadow: 0 10px 22px rgba(239,160,0,.25); cursor:pointer; }
.btn-small { min-height: 40px; padding: 10px 18px; font-size: .94rem; }
.btn-soft { background: linear-gradient(135deg, #222, #555); }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
section { padding: 54px 0; }
.hero, .banner { background: radial-gradient(circle at top left, rgba(239,160,0,.32), transparent 36%), linear-gradient(135deg, #111111, #2B2B2B); color:#fff; padding: 56px 0; }
.hero-wrap { display:grid; gap: 28px; align-items:center; }
.hero h1 { font-size: clamp(2rem, 7vw, 4rem); line-height:1.1; margin:0 0 16px; }
.hero p { color: rgba(255,255,255,.84); font-size:1.05rem; margin:0 0 20px; }
.hero-image { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); border-radius: 28px; padding: 18px; box-shadow: var(--shadow); }
.tags { display:flex; flex-wrap:wrap; gap:10px; margin-top:22px; }
.tag { background: rgba(239,160,0,.16); color:#fff; border: 1px solid rgba(239,160,0,.45); border-radius:999px; padding: 8px 12px; font-size:.9rem; }
.section-title { margin:0 0 16px; font-size: clamp(1.55rem, 4vw, 2.35rem); }
.lead { color:#4c4c4c; max-width: 820px; }
.grid { display:grid; gap: 18px; }
.card { background:#fff; border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); border: 1px solid rgba(17,17,17,.05); }
.card h2, .card h3 { margin-top:0; }
.card p:last-child { margin-bottom:0; }
.notice { background: #fff8e8; border-left: 5px solid var(--primary); border-radius: 18px; padding: 18px 20px; box-shadow: var(--shadow); }
.faq { display:grid; gap: 14px; }
.faq details { background:#fff; border-radius: 16px; padding: 18px 20px; box-shadow: var(--shadow); }
.faq summary { cursor:pointer; font-weight:800; }
.steps { counter-reset: step; display:grid; gap: 14px; }
.step { position:relative; padding-left: 58px; }
.step::before { counter-increment: step; content: counter(step); position:absolute; left:0; top:20px; width:38px; height:38px; display:grid; place-items:center; border-radius:50%; background: var(--primary); color:#fff; font-weight:800; }
.link-row { display:flex; flex-wrap:wrap; gap: 12px; margin-top: 18px; }
.link-row a { color: var(--primary); font-weight:800; }
.footer { background: var(--dark); color:#fff; padding: 42px 0; }
.footer-grid { display:grid; gap: 24px; }
.footer h2 { margin:0 0 8px; }
.footer p { color: rgba(255,255,255,.78); margin:0; }
.footer-nav { display:grid; gap: 9px; }
.footer-nav a { color:#fff; font-weight:700; }
.footer-note { background: rgba(255,255,255,.08); border-radius: 18px; padding: 18px; }
.footer-note strong { color: var(--primary); font-size: 1.35rem; }
@media (min-width: 768px) {
    .header-inner { grid-template-columns: auto 1fr auto; min-height: 82px; gap: 28px; }
    .mobile-menu-toggle, .mobile-actions { display:none; }
    .logo { justify-self:start; }
    .logo img { width: 158px; }
    .main-nav { display:flex; justify-content:center; gap: 26px; font-weight:800; }
    .main-nav a { padding: 10px 0; }
    .header-actions { display:flex; gap: 10px; justify-self:end; }
    .mobile-nav, .mobile-nav.is-open { display:none; }
    .hero-wrap { grid-template-columns: 1.05fr .95fr; }
    .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 1fr; align-items:start; }
}
@media (min-width: 1024px) {
    .header-inner { width: min(1240px, calc(100% - 64px)); }
    section { padding: 72px 0; }
    .hero, .banner { padding: 78px 0; }
    .logo img { width: 172px; }
}