:root {
    --primary: #d30208;
    --black: #111111;
    --dark: #1C1C1C;
    --mid: #2B2B2B;
    --light: #F5F5F5;
    --white: #ffffff;
    --border: rgba(17,17,17,0.10);
    --shadow: 0 14px 36px rgba(17, 17, 17, 0.10);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--black);
    background: linear-gradient(180deg, #ffffff 0%, #f8f8f8 100%);
    line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
header, .site-header {
    background: var(--primary);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: 0 10px 28px rgba(0,0,0,0.12);
}
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.header-wrap { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; gap: 16px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .5px; }
.logo img { width: 118px; height: auto; border-radius: 12px; }
nav { display: flex; align-items: center; gap: 10px; }
nav a { padding: 9px 12px; border-radius: 999px; font-weight: 700; font-size: 14px; }
nav a:hover { background: rgba(255,255,255,0.18); }
.desktop-nav { display: none; }
.mobile-nav { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; padding: 8px 16px 14px; background: rgba(0,0,0,0.08); }
.mobile-nav a { text-align: center; font-size: 13px; padding: 8px 4px; }
.hero, .banner { background: radial-gradient(circle at top right, rgba(211,2,8,0.18), transparent 32%), #fff; }
.hero { padding: 42px 0 28px; }
.banner { display: grid; gap: 28px; align-items: center; }
.hero h1, .page-hero h1 { font-size: clamp(32px, 7vw, 58px); line-height: 1.08; margin: 0 0 16px; letter-spacing: -0.04em; }
.hero p, .page-hero p { font-size: 17px; color: #404040; margin: 0 0 22px; }
.hero-art { background: var(--light); border-radius: 28px; padding: 18px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.tag { background: rgba(211,2,8,0.10); color: var(--primary); padding: 8px 12px; border-radius: 999px; font-weight: 800; font-size: 13px; }
section { padding: 42px 0; }
.section-title { margin: 0 0 14px; font-size: clamp(26px, 4vw, 38px); line-height: 1.15; letter-spacing: -0.03em; }
.section-lead { margin: 0 0 24px; color: #4a4a4a; max-width: 820px; }
.grid { display: grid; gap: 16px; }
.card { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 22px; box-shadow: 0 10px 26px rgba(17,17,17,0.06); }
.card h3 { margin: 0 0 10px; font-size: 20px; }
.card p { margin: 0; color: #4a4a4a; }
.btn { display: inline-flex; align-items: center; justify-content: center; background: var(--primary); color: #fff; padding: 13px 20px; border-radius: 999px; font-weight: 800; border: 0; box-shadow: 0 12px 26px rgba(211,2,8,0.22); }
.btn:hover { transform: translateY(-1px); }
.notice { border-left: 5px solid var(--primary); background: rgba(211,2,8,0.08); padding: 18px; border-radius: 18px; margin: 22px 0; }
.notice strong { color: var(--primary); }
.faq { display: grid; gap: 14px; }
.faq details { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 18px 20px; box-shadow: 0 8px 22px rgba(17,17,17,0.05); }
.faq summary { cursor: pointer; font-weight: 800; }
.faq p { color: #4a4a4a; margin-bottom: 0; }
.page-hero { background: #fff; padding: 42px 0; border-bottom: 1px solid var(--border); }
.inline-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.inline-links a { color: var(--primary); font-weight: 800; }
ul.clean { padding-left: 18px; }
ul.clean li { margin: 10px 0; }
.footer { background: var(--dark); color: #fff; padding: 42px 0 22px; margin-top: 30px; }
.footer-grid { display: grid; gap: 22px; }
.footer h2, .footer h3 { margin-top: 0; }
.footer p { color: rgba(255,255,255,0.78); }
.footer a { display: block; color: rgba(255,255,255,0.82); margin: 8px 0; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.14); margin-top: 24px; padding-top: 18px; color: rgba(255,255,255,0.72); font-size: 14px; }
@media (min-width: 768px) {
    .desktop-nav { display: flex; }
    .mobile-nav { display: none; }
    .banner { grid-template-columns: 1.08fr .92fr; }
    .grid.two { grid-template-columns: repeat(2, 1fr); }
    .grid.three { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1.2fr .8fr 1fr; }
    section { padding: 56px 0; }
}
@media (min-width: 1024px) {
    .grid.four { grid-template-columns: repeat(4, 1fr); }
    .hero { padding: 70px 0 52px; }
    .card { padding: 26px; }
}