* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #FFFFFF; color: #111111; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; font-size: 17px; line-height: 1.82; overflow-x: hidden; }
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { max-width: 100%; height: auto; display: block; object-fit: contain; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 3px solid #89BFB0; outline-offset: 3px; }
.container { width: min(calc(100% - 44px), 1280px); margin-inline: auto; }
.reading { max-width: 860px; }
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-mint { background: #F4FBF8; }
.section-gray { background: #F7F8F8; }
.section-warm { background: #FFF9F0; }
.eyebrow { margin: 0 0 12px; color: #62666A; font-size: 13px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3 { margin-top: 0; line-height: 1.15; letter-spacing: -.025em; }
h1 { font-size: clamp(38px, 5vw, 64px); margin-bottom: 24px; }
h2 { font-size: clamp(28px, 3.5vw, 42px); margin-bottom: 20px; }
h3 { font-size: 23px; margin-bottom: 12px; }
p { margin: 0 0 18px; color: #62666A; }
.lead { font-size: clamp(18px, 2vw, 21px); color: #3D4144; max-width: 760px; }
.text-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 650; text-decoration: none; border-bottom: 1px solid #111111; padding-bottom: 2px; }
.main-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 22px; background: #111111; color: #ffffff; border: 1px solid #111111; border-radius: 999px; text-decoration: none; font-weight: 600; white-space: nowrap; transition: .25s ease; }
.main-btn:hover { background: #ffffff; color: #111111; }
.action-row { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 30px; }
.site-header { position: sticky; top: 0; width: 100%; z-index: 9999; background: rgba(255,255,255,.97); border-bottom: 1px solid #DDE7E4; backdrop-filter: blur(12px); }
.header-inner { position: relative; width: 100%; max-width: 1280px; min-height: 74px; margin: 0 auto; padding: 0 22px; display: flex; align-items: center; justify-content: space-between; }
.menu-toggle { width: 44px; height: 44px; padding: 0; border: 0; background: transparent; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 6px; cursor: pointer; }
.menu-toggle span { display: block; width: 27px; height: 2px; background: #111111; transition: .25s ease; }
.site-logo { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: flex; align-items: center; justify-content: center; }
.site-logo img { width: auto; max-width: 150px; max-height: 48px; }
.header-game-btn { min-width: 92px; height: 42px; padding: 0 20px; display: inline-flex; align-items: center; justify-content: center; background: #111111; color: #ffffff; border: 1px solid #111111; border-radius: 999px; font-size: 15px; font-weight: 600; text-decoration: none; white-space: nowrap; transition: .25s ease; }
.header-game-btn:hover { background: #ffffff; color: #111111; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(17,17,17,.38); opacity: 0; transition: opacity .25s ease; }
.drawer-overlay.is-visible { opacity: 1; }
.site-drawer { position: fixed; inset: 0 auto 0 0; z-index: 10001; width: min(88vw, 430px); background: #FFFFFF; transform: translateX(-102%); transition: transform .28s ease; overflow-y: auto; border-right: 1px solid #DDE7E4; }
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { min-height: 76px; padding: 14px 22px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #DDE7E4; }
.drawer-logo img { width: auto; max-width: 128px; max-height: 42px; }
.drawer-close { width: 44px; height: 44px; border: 0; background: transparent; font-size: 32px; line-height: 1; cursor: pointer; }
.drawer-nav { padding: 10px 22px; }
.drawer-nav a { display: block; padding: 16px 2px; border-bottom: 1px solid #E9EEEC; font-size: 21px; font-weight: 650; text-decoration: none; }
.drawer-nav a:hover, .drawer-nav a.is-active { padding-left: 8px; }
.drawer-foot { padding: 24px 22px 34px; }
.drawer-foot p { font-size: 13px; letter-spacing: .08em; }
.hero { padding: 84px 0 72px; background: radial-gradient(circle at 82% 25%, #EAF5F1 0, #EAF5F1 17%, rgba(234,245,241,0) 42%); }
.hero-grid { display: grid; grid-template-columns: minmax(0, .95fr) minmax(420px, 1.05fr); gap: 62px; align-items: center; }
.hero-copy { max-width: 650px; }
.hero-visual img { width: 100%; border-radius: 26px; }
.category-strip { display: flex; gap: 28px; overflow-x: auto; padding: 18px 0 14px; border-bottom: 1px solid #DDE7E4; scrollbar-width: thin; }
.category-strip a { flex: 0 0 auto; text-decoration: none; color: #62666A; padding: 5px 0 10px; border-bottom: 2px solid transparent; }
.category-strip a:first-child { color: #111111; border-bottom-color: #111111; }
.section-head { display: flex; justify-content: space-between; gap: 30px; align-items: end; margin-bottom: 36px; }
.section-head > div { max-width: 760px; }
.feature-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 24px; }
.feature-card, .mini-feature, .game-card, .quote-card, .info-card, .news-feature, .news-row, .support-card { border: 1px solid #DDE7E4; background: #FFFFFF; border-radius: 20px; }
.feature-card { overflow: hidden; }
.feature-card .content { padding: 30px; }
.feature-card img { width: 100%; }
.mini-stack { display: grid; gap: 24px; }
.mini-feature { display: grid; grid-template-columns: 150px 1fr; overflow: hidden; min-height: 180px; }
.mini-feature img { width: 100%; height: 100%; }
.mini-feature .content { padding: 22px; }
.game-meta { color: #8A8D91; font-size: 14px; font-weight: 650; }
.game-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-top: 18px; }
.game-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 20px; }
.game-grid.library { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.game-card { overflow: hidden; transition: transform .22s ease, box-shadow .22s ease; }
.game-card:hover { transform: translateY(-3px); box-shadow: 0 14px 28px rgba(17,17,17,.06); }
.game-cover { background: #F7F8F8; }
.game-cover img { width: 100%; height: auto; object-fit: contain; }
.game-card .content { padding: 18px; }
.game-card h3 { font-size: 19px; }
.game-card p { font-size: 15px; line-height: 1.65; }
.banner img { width: 100%; height: auto; border-radius: 20px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split.reverse .media { order: 2; }
.split .media img { width: 100%; border-radius: 22px; }
.latest-layout { display: grid; grid-template-columns: 1.08fr .92fr; gap: 34px; align-items: start; }
.latest-lead { background: #111111; color: #FFFFFF; border-radius: 22px; overflow: hidden; }
.latest-lead img { width: 100%; }
.latest-lead .content { padding: 28px; }
.latest-lead p, .latest-lead .game-meta { color: #BFC4C5; }
.latest-list { display: grid; gap: 0; }
.latest-item { padding: 22px 0; border-bottom: 1px solid #DDE7E4; }
.latest-item:first-child { padding-top: 0; }
.promo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.promo-card { overflow: hidden; border-radius: 20px; background: #FFFFFF; border: 1px solid #DDE7E4; }
.promo-card .content { padding: 24px; }
.news-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 30px; }
.news-feature { padding: 30px; }
.news-list { display: grid; gap: 14px; }
.news-row { padding: 20px 22px; }
.tag { display: inline-block; font-size: 13px; padding: 4px 9px; border-radius: 999px; background: #EAF5F1; margin-bottom: 10px; color: #3E6459; font-weight: 700; }
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quote-card { padding: 26px; box-shadow: 0 10px 26px rgba(17,17,17,.035); }
.quote-card p:last-child { margin-bottom: 0; }
.quote-name { font-size: 14px; color: #8A8D91; font-weight: 650; }
.faq-list { border-top: 1px solid #DDE7E4; }
.faq-item { border-bottom: 1px solid #DDE7E4; }
.faq-question { width: 100%; min-height: 70px; padding: 18px 48px 18px 0; text-align: left; border: 0; background: transparent; color: #111111; font: inherit; font-size: 19px; font-weight: 700; cursor: pointer; position: relative; }
.faq-question::after { content: '+'; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font-size: 28px; font-weight: 400; }
.faq-question[aria-expanded="true"]::after { content: '−'; }
.faq-answer { padding: 0 48px 22px 0; max-width: 900px; }
.page-hero { padding: 80px 0 58px; border-bottom: 1px solid #DDE7E4; background: linear-gradient(180deg, #FFFFFF, #F4FBF8); }
.page-hero .reading { margin-inline: auto; text-align: center; }
.page-hero .lead { margin-inline: auto; }
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.info-card { padding: 26px; }
.info-card .num { font-size: 13px; color: #8A8D91; font-weight: 700; letter-spacing: .08em; }
.longform h2 { margin-top: 44px; }
.longform h3 { margin-top: 30px; }
.longform ul { padding-left: 22px; color: #62666A; }
.longform li { margin-bottom: 9px; }
.notice { border-left: 4px solid #111111; background: #F7F8F8; padding: 22px 24px; border-radius: 0 16px 16px 0; }
.notice p:last-child { margin-bottom: 0; }
.support-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.support-card { padding: 26px; }
.site-footer { background: #111111; color: #FFFFFF; padding: 70px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 46px; }
.site-footer h2 { font-size: 16px; margin-bottom: 18px; }
.site-footer a { display: block; width: fit-content; color: #FFFFFF; text-decoration: none; margin: 10px 0; }
.footer-brand img { width: auto; max-width: 132px; max-height: 44px; filter: brightness(0) invert(1); margin-bottom: 22px; }
.site-footer p { color: #BFC4C5; font-size: 14px; }
.footer-bottom { margin-top: 46px; padding-top: 26px; border-top: 1px solid #303334; display: flex; justify-content: space-between; gap: 30px; }
.footer-bottom p { margin: 0; max-width: 850px; }

@media (max-width: 1100px) {
    .game-grid { grid-template-columns: repeat(3, 1fr); }
    .game-grid.library { grid-template-columns: repeat(3, 1fr); }
    .hero-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
    .quote-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
    .footer-grid > div:last-child { grid-column: 2 / span 2; }
}
@media (max-width: 767px) {
    body { font-size: 16px; }
    .container { width: min(calc(100% - 28px), 1280px); }
    .section { padding: 64px 0; }
    .section-sm { padding: 46px 0; }
    .header-inner { min-height: 66px; padding: 0 14px; }
    .menu-toggle { width: 40px; height: 40px; }
    .menu-toggle span { width: 25px; }
    .site-logo img { max-width: 110px; max-height: 40px; }
    .header-game-btn { min-width: 78px; height: 40px; padding: 0 15px; font-size: 14px; }
    .site-drawer { width: min(88vw, 390px); }
    .hero { padding: 58px 0 50px; }
    .hero-grid, .split, .latest-layout, .news-layout { grid-template-columns: 1fr; }
    .hero-grid { gap: 36px; }
    .hero-visual { order: -1; }
    .split.reverse .media { order: 0; }
    .feature-grid { grid-template-columns: 1fr; }
    .mini-feature { grid-template-columns: 118px 1fr; min-height: 150px; }
    .game-grid, .game-grid.library { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
    .game-card .content { padding: 14px; }
    .game-card p { font-size: 14px; }
    .section-head { align-items: start; flex-direction: column; margin-bottom: 28px; }
    .promo-grid, .quote-grid, .info-grid, .support-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px 20px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-grid > div:last-child { grid-column: auto; }
    .footer-bottom { flex-direction: column; }
    .page-hero { padding: 58px 0 44px; }
}
@media (max-width: 430px) {
    .site-logo img { max-width: 92px; max-height: 34px; }
    .header-game-btn { min-width: 74px; padding: 0 12px; font-size: 13px; }
    .menu-toggle { width: 38px; }
    .menu-toggle span { width: 23px; }
    .mini-feature { grid-template-columns: 100px 1fr; }
    .mini-feature .content { padding: 16px; }
    .game-card h3 { font-size: 17px; }
    .game-actions { gap: 10px; }
    .game-actions .main-btn { min-height: 40px; padding: 0 14px; font-size: 14px; }
    .footer-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}