:root {
    --primary: rgb(213, 5, 5);
    --primary-dark: rgb(178, 0, 0);
    --text: #191919;
    --muted: #666;
    --light: #f6f6f6;
    --line: #e8e8e8;
    --card: #fff;
    --dark: #2b2b2b;
    --shadow: 0 12px 30px rgba(0, 0, 0, .07);
    --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    color: var(--text);
    background: #fff;
    line-height: 1.75;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.inner { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 4px 18px rgba(0, 0, 0, .04);
}
.mobile-topbar {
    height: 58px;
    display: grid;
    grid-template-columns: 56px 1fr 88px;
    align-items: center;
    background: #fff;
    padding: 0 12px;
}
.menu-toggle {
    width: 42px;
    height: 42px;
    border: 0;
    background: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    padding: 0 9px;
    cursor: pointer;
}
.menu-toggle span {
    height: 2px;
    width: 23px;
    background: #111;
    border-radius: 2px;
}
.mobile-logo { justify-self: center; }
.mobile-logo img { height: 34px; width: auto; }
.top-action,
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-weight: 700;
    box-shadow: 0 8px 18px rgba(213, 5, 5, .18);
    transition: background .2s ease, transform .2s ease;
}
.top-action { height: 34px; min-width: 70px; padding: 0 16px; font-size: 14px; justify-self: end; }
.main-btn { min-height: 46px; padding: 0 26px; font-size: 16px; }
.top-action:hover,
.main-btn:hover { background: var(--primary-dark); transform: translateY(-1px); }
.mobile-nav {
    display: none;
    background: #fff;
    padding: 10px 16px 16px;
    border-top: 1px solid var(--line);
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.mobile-nav.open { display: grid; }
.mobile-nav a {
    padding: 10px 12px;
    border-radius: 12px;
    background: var(--light);
    color: var(--dark);
    font-weight: 600;
    font-size: 14px;
}
.mobile-nav a.active { color: var(--primary); background: #fff1f1; }
.desktop-header { display: none; }
.brand img { height: 44px; width: auto; }
.desktop-nav { display: flex; align-items: center; gap: 25px; }
.desktop-nav a { font-weight: 700; color: #333; position: relative; padding: 29px 0; }
.desktop-nav a.active,
.desktop-nav a:hover { color: var(--primary); }
.desktop-nav a.active::after,
.desktop-nav a:hover::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 18px;
    height: 3px;
    border-radius: 3px;
    background: var(--primary);
}
.search-icon {
    width: 36px;
    height: 36px;
    border: 1px solid var(--line);
    border-radius: 50%;
    position: relative;
    flex: 0 0 auto;
}
.search-icon::before {
    content: "";
    position: absolute;
    width: 11px;
    height: 11px;
    border: 2px solid #555;
    border-radius: 50%;
    left: 9px;
    top: 8px;
}
.search-icon::after {
    content: "";
    position: absolute;
    width: 9px;
    height: 2px;
    background: #555;
    transform: rotate(45deg);
    right: 8px;
    bottom: 9px;
    border-radius: 2px;
}
.section { padding: 56px 0; }
.section.alt { background: var(--light); }
.section-head { margin-bottom: 26px; }
.section-head.center { text-align: center; max-width: 820px; margin-left: auto; margin-right: auto; }
.eyebrow,
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 999px;
    background: #fff1f1;
    color: var(--primary);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .04em;
}
h1, h2, h3 { line-height: 1.28; margin: 0 0 14px; color: #111; }
h1 { font-size: clamp(30px, 7vw, 56px); letter-spacing: -1px; }
h2 { font-size: clamp(24px, 4vw, 36px); }
h3 { font-size: 20px; }
p { margin: 0 0 14px; color: var(--muted); }
.hero {
    background: linear-gradient(90deg, rgba(255,255,255,.96), rgba(255,255,255,.72)), url('banner.webp') center/cover no-repeat;
    min-height: 620px;
    display: flex;
    align-items: center;
}
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 28px; padding: 60px 0; }
.hero-copy { max-width: 660px; }
.hero-copy p { font-size: 17px; color: #4b4b4b; }
.hero-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 24px; }
.hero-note { color: #555; font-size: 14px; }
.hero-panel {
    background: rgba(255,255,255,.93);
    border: 1px solid rgba(213,5,5,.12);
    border-radius: 24px;
    box-shadow: var(--shadow);
    padding: 18px;
}
.live-card { padding: 18px; border-radius: 18px; background: #fff; border: 1px solid var(--line); margin-bottom: 12px; }
.live-card strong { color: #111; }
.live-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.score { color: var(--primary); font-size: 22px; font-weight: 900; }
.status { display: inline-block; padding: 3px 9px; border-radius: 999px; background: #fff1f1; color: var(--primary); font-size: 12px; font-weight: 800; }
.category-grid,
.service-grid,
.card-grid,
.score-grid,
.faq-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
}
.sports-card,
.service-card,
.info-card,
.faq-item,
.data-panel,
.score-panel {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: 0 8px 24px rgba(0, 0, 0, .045);
    padding: 22px;
}
.sports-card:hover,
.service-card:hover,
.info-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); transition: .2s ease; }
.card-link { color: var(--primary); font-weight: 800; }
.service-tag { color: var(--primary); font-size: 13px; font-weight: 900; display: block; margin-bottom: 8px; }
.split {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: center;
}
.image-card { border-radius: 24px; overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--line); background: #fff; }
.list-check { list-style: none; padding: 0; margin: 18px 0 0; }
.list-check li {
    margin: 10px 0;
    padding-left: 28px;
    position: relative;
    color: #444;
}
.list-check li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 0 4px #fff1f1;
}
.score-panel .teams { display: flex; justify-content: space-between; font-weight: 800; color: #111; }
.score-panel .meta { display: flex; justify-content: space-between; margin-top: 14px; font-size: 13px; color: #777; }
.data-panel { display: grid; gap: 12px; }
.data-line { display: flex; justify-content: space-between; border-bottom: 1px dashed var(--line); padding-bottom: 9px; color: #555; }
.data-line:last-child { border-bottom: 0; padding-bottom: 0; }
.app-showcase {
    background: linear-gradient(180deg, #fff, #fff7f7);
    border: 1px solid #ffe2e2;
    border-radius: 28px;
    padding: 26px;
}
.security-section .info-card,
.responsible-play-section .info-card { min-height: 100%; }
.notice-box {
    border-left: 5px solid var(--primary);
    background: #fff7f7;
    border-radius: 16px;
    padding: 18px 20px;
    color: #444;
}
.notice-box strong { color: var(--primary); }
.page-hero {
    background: linear-gradient(135deg, #fff, #fff5f5);
    border-bottom: 1px solid var(--line);
    padding: 54px 0 44px;
}
.page-hero .inner { max-width: 980px; }
.page-summary { font-size: 17px; color: #555; max-width: 780px; }
.content-block { max-width: 980px; margin: 0 auto; }
.steps { counter-reset: step; display: grid; grid-template-columns: 1fr; gap: 16px; margin-top: 18px; }
.step-card { position: relative; padding-left: 58px; }
.step-card::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: 20px;
    top: 22px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: grid;
    place-items: center;
    font-weight: 900;
}
.faq-item h3 { cursor: default; }
.cta {
    background: linear-gradient(135deg, var(--primary), #a90000);
    color: #fff;
    border-radius: 30px;
    padding: 34px;
    text-align: center;
    overflow: hidden;
}
.cta h2,
.cta p { color: #fff; }
.cta .main-btn { background: #fff; color: var(--primary); box-shadow: none; }
.cta .main-btn:hover { background: #f4f4f4; }
.site-footer {
    background: #151515;
    color: #fff;
    padding-top: 44px;
}
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
.footer-logo { height: 42px; width: auto; margin-bottom: 14px; }
.site-footer p,
.site-footer a { color: #bdbdbd; }
.site-footer a { display: block; margin: 8px 0; }
.site-footer a:hover { color: #fff; }
.site-footer h3 { color: #fff; font-size: 17px; }
.footer-note { font-size: 13px; }
.footer-bottom {
    margin-top: 32px;
    padding: 16px;
    border-top: 1px solid rgba(255,255,255,.12);
    text-align: center;
    color: #a9a9a9;
    font-size: 13px;
}
@media (min-width: 640px) {
    .category-grid { grid-template-columns: repeat(2, 1fr); }
    .service-grid, .card-grid, .score-grid, .faq-grid { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 980px) {
    .mobile-topbar, .mobile-nav { display: none !important; }
    .desktop-header {
        min-height: 82px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
    }
    .desktop-action { flex: 0 0 auto; height: 40px; min-width: 82px; }
    .hero-grid { grid-template-columns: 1.1fr .9fr; align-items: center; }
    .split { grid-template-columns: 1fr 1fr; }
    .category-grid { grid-template-columns: repeat(3, 1fr); }
    .service-grid, .card-grid { grid-template-columns: repeat(3, 1fr); }
    .score-grid { grid-template-columns: repeat(3, 1fr); }
    .faq-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1.4fr .8fr .8fr .9fr; }
}
@media (min-width: 1180px) {
    .desktop-nav { gap: 30px; }
}