* {
    box-sizing: border-box;
}
html {
    -webkit-text-size-adjust: 100%;
}
body {
    margin: 0;
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    color: #202124;
    background: #f6f7f9;
    line-height: 1.75;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    display: block;
}
.container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}
.site-header {
    position: relative;
    z-index: 20;
    background: #ffffff;
    border-bottom: 1px solid #ececec;
}
.desktop-topbar,
.desktop-header {
    display: none;
}
.mobile-header {
    height: 62px;
    display: grid;
    grid-template-columns: 52px 1fr auto;
    align-items: center;
    gap: 12px;
    padding: 0 14px;
    background: #ffffff;
    border-bottom: 3px solid rgb(180, 4, 4);
}
.menu-toggle {
    width: 42px;
    height: 42px;
    border: 0;
    background: transparent;
    padding: 8px;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
}
.menu-toggle span {
    height: 2px;
    width: 23px;
    background: #1f1f1f;
    border-radius: 2px;
}
.mobile-logo {
    justify-self: center;
}
.logo-img {
    height: 38px;
    width: auto;
    object-fit: contain;
}
.top-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 0 18px;
    border-radius: 999px;
    background: rgb(213, 5, 5);
    color: #ffffff;
    font-weight: 700;
    white-space: nowrap;
    box-shadow: 0 8px 18px rgba(213, 5, 5, .18);
    transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
}
.top-action-btn:hover {
    background: rgb(180, 4, 4);
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(180, 4, 4, .22);
}
.mobile-action {
    min-height: 34px;
    padding: 0 14px;
    font-size: 14px;
}
.mobile-nav {
    display: none;
    background: #ffffff;
    border-bottom: 2px solid rgb(180, 4, 4);
    padding: 8px 16px 14px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, .06);
}
.mobile-nav.open {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.mobile-nav a {
    padding: 10px 12px;
    border-radius: 12px;
    background: #f6f7f9;
    color: #333333;
    font-size: 14px;
}
.mobile-nav a.active {
    background: rgba(213, 5, 5, .08);
    color: rgb(213, 5, 5);
    font-weight: 700;
}
main {
    overflow: hidden;
}
.section {
    padding: 56px 0;
}
.section.light {
    background: #ffffff;
}
.section-title {
    margin: 0 0 12px;
    font-size: clamp(26px, 4vw, 40px);
    line-height: 1.25;
    color: #111111;
}
.section-lead {
    margin: 0 0 28px;
    max-width: 820px;
    color: #5f6368;
    font-size: 16px;
}
.kicker,
.card-kicker,
.red-label {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 5px 12px;
    border-radius: 999px;
    background: rgba(213, 5, 5, .09);
    color: rgb(213, 5, 5);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: .03em;
}
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 26px;
    border-radius: 999px;
    background: rgb(213, 5, 5);
    color: #ffffff;
    font-weight: 800;
    border: 1px solid rgb(213, 5, 5);
    box-shadow: 0 12px 26px rgba(213, 5, 5, .22);
    transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.main-btn:hover {
    background: rgb(180, 4, 4);
    transform: translateY(-1px);
    box-shadow: 0 15px 30px rgba(180, 4, 4, .25);
}
.text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: rgb(213, 5, 5);
    font-weight: 800;
}
.text-link::after {
    content: "›";
    font-size: 20px;
    line-height: 1;
}
.official-hero,
.sports-hero {
    background:
        radial-gradient(circle at right top, rgba(213, 5, 5, .14), transparent 36%),
        linear-gradient(180deg, #ffffff 0%, #f7f7f8 100%);
    padding: 42px 0 34px;
}
.official-hero-grid,
.sports-hero-grid {
    display: grid;
    gap: 28px;
    align-items: center;
}
.hero-text h1,
.page-hero h1 {
    margin: 14px 0 18px;
    font-size: clamp(34px, 8vw, 58px);
    line-height: 1.1;
    color: #101010;
    letter-spacing: -.04em;
}
.hero-text p {
    margin: 0 0 22px;
    color: #4b4f56;
    font-size: 17px;
}
.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
}
.hero-tags span {
    border-radius: 999px;
    background: #ffffff;
    border: 1px solid #eeeeee;
    color: #3f4247;
    padding: 8px 12px;
    font-size: 14px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, .04);
}
.hero-visual,
.image-card {
    background: #ffffff;
    padding: 12px;
    border-radius: 24px;
    border: 1px solid #ededed;
    box-shadow: 0 18px 45px rgba(0, 0, 0, .08);
}
.hero-visual img,
.image-card img {
    border-radius: 18px;
    width: 100%;
    object-fit: cover;
}
.official-entry-section {
    margin-top: -10px;
}
.category-navigation-section {
    background: #ffffff;
}
.category-main-grid {
    display: grid;
    gap: 16px;
    margin-top: 28px;
}
.category-sub-grid {
    display: grid;
    gap: 14px;
    margin-top: 16px;
}
.category-main-card,
.category-sub-card,
.focus-card,
.info-card,
.service-card,
.faq-item,
.article-card,
.help-card,
.data-mini-card {
    background: #ffffff;
    border: 1px solid #ececec;
    border-radius: 20px;
    padding: 22px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, .05);
}
.category-main-card {
    min-height: 260px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.category-main-card h3,
.category-sub-card h3,
.focus-card h3,
.info-card h3,
.service-card h3,
.article-card h3,
.help-card h3,
.data-mini-card h3 {
    margin: 12px 0 10px;
    color: #151515;
    font-size: 21px;
    line-height: 1.35;
}
.category-main-card p,
.category-sub-card p,
.focus-card p,
.info-card p,
.service-card p,
.article-card p,
.help-card p,
.data-mini-card p,
.faq-item p {
    margin: 0 0 16px;
    color: #5d626a;
}
.category-sub-card {
    min-height: 190px;
}
.focus-match-cards {
    display: grid;
    gap: 16px;
}
.focus-card {
    position: relative;
    overflow: hidden;
}
.focus-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 22px;
    width: 5px;
    height: 42px;
    background: rgb(213, 5, 5);
    border-radius: 0 8px 8px 0;
}
.info-split-section {
    background: #f6f7f9;
}
.info-split-grid,
.sports-showcase-grid,
.score-data-grid,
.app-showcase-grid,
.page-intro-grid,
.article-layout {
    display: grid;
    gap: 24px;
    align-items: center;
}
.info-panel {
    background: #ffffff;
    border-radius: 24px;
    border: 1px solid #eeeeee;
    padding: 22px;
    box-shadow: 0 14px 34px rgba(0, 0, 0, .05);
}
.info-panel h3 {
    margin: 0 0 16px;
    font-size: 25px;
    color: #111111;
}
.info-list {
    display: grid;
    gap: 14px;
}
.info-item {
    padding: 15px;
    border-radius: 16px;
    background: #f8f8f9;
    border: 1px solid #eeeeee;
}
.info-item strong {
    display: block;
    margin-bottom: 6px;
    color: #151515;
    font-size: 17px;
}
.info-item p {
    margin: 0;
    color: #5d626a;
}
.sports-showcase,
.app-showcase {
    background: #ffffff;
}
.check-list {
    display: grid;
    gap: 10px;
    padding: 0;
    margin: 20px 0 0;
    list-style: none;
}
.check-list li {
    position: relative;
    padding-left: 28px;
    color: #44484f;
}
.check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .72em;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: rgb(213, 5, 5);
    box-shadow: 0 0 0 5px rgba(213, 5, 5, .12);
}
.score-and-data-section {
    background: #f6f7f9;
}
.data-card-grid {
    display: grid;
    gap: 14px;
}
.data-mini-card {
    border-left: 5px solid rgb(213, 5, 5);
}
.app-showcase-panel {
    background: #f7f7f8;
    border: 1px solid #eeeeee;
    border-radius: 26px;
    padding: 24px;
}
.security-help-section {
    background: #ffffff;
}
.security-grid,
.help-grid,
.page-card-grid {
    display: grid;
    gap: 16px;
}
.responsible-play-section {
    background: #f6f7f9;
}
.notice-panel,
.responsible-panel {
    background: #ffffff;
    border-radius: 22px;
    border: 1px solid #ececec;
    border-left: 6px solid rgb(213, 5, 5);
    padding: 24px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, .05);
}
.notice-panel p,
.responsible-panel p {
    margin: 0 0 12px;
    color: #4d525a;
}
.faq-list {
    display: grid;
    gap: 14px;
}
.faq-item h3 {
    margin: 0 0 8px;
    font-size: 18px;
}
.cta-section {
    background:
        linear-gradient(135deg, rgba(180, 4, 4, .96), rgba(213, 5, 5, .92)),
        #d50505;
    color: #ffffff;
    padding: 52px 0;
}
.cta-box {
    display: grid;
    gap: 20px;
    align-items: center;
}
.cta-box h2 {
    margin: 0 0 8px;
    font-size: clamp(26px, 5vw, 40px);
}
.cta-box p {
    margin: 0;
    opacity: .92;
}
.cta-section .main-btn {
    background: #ffffff;
    color: rgb(213, 5, 5);
    border-color: #ffffff;
    box-shadow: none;
}
.page-hero {
    background:
        radial-gradient(circle at 20% 0, rgba(213, 5, 5, .12), transparent 36%),
        linear-gradient(180deg, #ffffff 0%, #f6f7f9 100%);
    padding: 46px 0 38px;
}
.page-hero p {
    max-width: 850px;
    color: #4d525a;
    font-size: 17px;
    margin: 0;
}
.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    color: #6f747b;
    font-size: 14px;
    margin-bottom: 14px;
}
.breadcrumbs a {
    color: rgb(213, 5, 5);
    font-weight: 700;
}
.content-section {
    padding: 50px 0;
}
.article-block {
    background: #ffffff;
    border: 1px solid #eeeeee;
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 14px 34px rgba(0, 0, 0, .05);
}
.article-block h2 {
    margin: 0 0 14px;
    font-size: clamp(24px, 4vw, 34px);
    line-height: 1.28;
}
.article-block p {
    margin: 0 0 16px;
    color: #50545b;
}
.article-list {
    display: grid;
    gap: 14px;
    margin: 20px 0;
}
.related-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}
.related-links a {
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(213, 5, 5, .22);
    color: rgb(213, 5, 5);
    background: rgba(213, 5, 5, .05);
    font-weight: 700;
}
.steps {
    counter-reset: step;
    display: grid;
    gap: 14px;
    margin: 22px 0;
}
.step-card {
    position: relative;
    padding: 18px 18px 18px 58px;
    border-radius: 18px;
    border: 1px solid #eeeeee;
    background: #ffffff;
}
.step-card::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: 18px;
    top: 18px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgb(213, 5, 5);
    color: #ffffff;
    display: grid;
    place-items: center;
    font-weight: 800;
}
.step-card h3 {
    margin: 0 0 6px;
}
.step-card p {
    margin: 0;
    color: #5d626a;
}
.site-footer {
    background: #17191d;
    color: #ffffff;
}
.footer-grid {
    display: grid;
    gap: 26px;
    padding: 42px 0;
}
.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 14px;
}
.site-footer p {
    margin: 0;
    color: rgba(255,255,255,.72);
}
.site-footer h3 {
    margin: 0 0 12px;
    font-size: 17px;
}
.site-footer a {
    display: block;
    color: rgba(255,255,255,.72);
    margin: 8px 0;
}
.site-footer a:hover {
    color: #ffffff;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    padding: 16px 0;
    font-size: 14px;
}
@media (min-width: 640px) {
    .category-sub-grid,
    .security-grid,
    .help-grid,
    .page-card-grid,
    .data-card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .focus-match-cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .cta-box {
        grid-template-columns: 1fr auto;
    }
}
@media (min-width: 900px) {
    .mobile-header,
    .mobile-nav {
        display: none !important;
    }
    .desktop-topbar {
        display: block;
        background: rgb(180, 4, 4);
        color: #ffffff;
        font-size: 13px;
    }
    .topbar-inner {
        min-height: 38px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 18px;
        opacity: .96;
    }
    .desktop-header {
        display: block;
        background: #ffffff;
        border-bottom: 1px solid #eeeeee;
        box-shadow: 0 10px 24px rgba(0, 0, 0, .04);
    }
    .desktop-header-inner {
        height: 74px;
        display: grid;
        grid-template-columns: auto 1fr auto;
        align-items: center;
        gap: 32px;
    }
    .logo-img {
        height: 46px;
    }
    .desktop-nav {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 4px;
    }
    .desktop-nav a {
        padding: 10px 13px;
        border-radius: 999px;
        color: #2b2f35;
        font-weight: 700;
        white-space: nowrap;
    }
    .desktop-nav a:hover,
    .desktop-nav a.active {
        background: rgba(213, 5, 5, .08);
        color: rgb(213, 5, 5);
    }
    .header-actions {
        display: flex;
        align-items: center;
        gap: 16px;
    }
    .search-icon {
        width: 23px;
        height: 23px;
        border: 2px solid #303236;
        border-radius: 50%;
        position: relative;
        display: inline-block;
    }
    .search-icon::after {
        content: "";
        position: absolute;
        width: 9px;
        height: 2px;
        background: #303236;
        right: -7px;
        bottom: 1px;
        transform: rotate(45deg);
        border-radius: 2px;
    }
    .official-hero,
    .sports-hero {
        padding: 70px 0 58px;
    }
    .official-hero-grid,
    .sports-hero-grid,
    .info-split-grid,
    .sports-showcase-grid,
    .score-data-grid,
    .app-showcase-grid,
    .page-intro-grid,
    .article-layout {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    }
    .category-main-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
    .category-sub-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
    .category-main-card:nth-child(1),
    .category-main-card:nth-child(4) {
        transform: translateY(10px);
    }
    .security-grid,
    .help-grid,
    .page-card-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .data-card-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1.4fr .8fr .8fr .8fr;
    }
    .section {
        padding: 76px 0;
    }
    .content-section {
        padding: 66px 0;
    }
}
@media (min-width: 1160px) {
    .desktop-nav a {
        padding-left: 16px;
        padding-right: 16px;
    }
}