@import"https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Oxanium:wght@500;600;700&family=Noto+Sans+JP:wght@400;500;700&family=Noto+Sans+KR:wght@400;500;700&display=swap";:root{--bg: #0b1016;--bg-soft: #101722;--panel: #141d29;--panel-strong: #182231;--line: rgba(255, 255, 255, .1);--line-strong: rgba(255, 255, 255, .16);--text: #f3f7fc;--text-soft: #a7b3c5;--text-muted: #7f8b9b;--accent: #f2a43a;--accent-deep: #dd7d1f;--accent-cool: #62b5ff;--shadow: 0 18px 44px rgba(0, 0, 0, .28);--radius-xl: 24px;--radius-lg: 18px;--radius-md: 14px;--font-display: "Oxanium", "Noto Sans JP", "Noto Sans KR", sans-serif;--font-body: "Manrope", "Noto Sans JP", "Noto Sans KR", sans-serif}*{box-sizing:border-box}html{min-height:100%;scroll-behavior:smooth}body{margin:0;min-height:100vh;min-height:100dvh;color:var(--text);font-family:var(--font-body);background:radial-gradient(circle at top,rgba(98,181,255,.1),transparent 32rem),linear-gradient(180deg,#0a0f15,#0b1016 48%,#0d131b)}html.immersive-lock,body.immersive-lock,html.mobile-nav-open,body.mobile-nav-open{overflow:hidden;overscroll-behavior:none}body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:40px 40px;mask-image:linear-gradient(180deg,rgba(0,0,0,.22),transparent 78%)}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}p,h1,h2,h3,ol,ul{margin:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.page-shell{width:min(1100px,calc(100% - 24px));margin:0 auto;padding:22px 0 40px}.site-header,.game-stage,.content-shell,.site-footer{position:relative;z-index:1}.site-header{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:18px;align-items:center;min-height:72px;margin-bottom:22px;padding:10px 2px 14px;border-bottom:1px solid var(--line);z-index:40;isolation:isolate}.brand-lockup{display:inline-flex;align-items:center;gap:12px;min-width:0}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line-strong);border-radius:12px;background:linear-gradient(135deg,#f2a43a3d,#dd7d1f14),#182231e6;font-family:var(--font-display);font-size:1rem;font-weight:700}.brand-copy{display:flex;align-items:center}.brand-copy strong{font-size:.98rem;font-weight:800;letter-spacing:-.02em;line-height:1}.header-nav{display:flex;justify-content:center;gap:10px;min-width:0}.header-nav__link{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 15px;border:1px solid rgba(255,255,255,.08);border-radius:999px;background:#ffffff08;color:var(--text-soft);font-size:.9rem;font-weight:700;white-space:nowrap;transition:color .16s ease,border-color .16s ease,background .16s ease,transform .16s ease}.header-nav__link:hover,.header-nav__link:focus-visible{color:var(--text);border-color:#62b5ff5c;background:#ffffff0d;transform:translateY(-1px)}.header-nav__link--primary{border-color:transparent;background:linear-gradient(180deg,#f2a43af5,#dd7d1feb);color:#111821;box-shadow:0 10px 18px #dd7d1f38}.header-nav__link--primary:hover,.header-nav__link--primary:focus-visible{color:#111821;border-color:transparent;background:linear-gradient(180deg,var(--accent),var(--accent-deep))}.site-header__actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}.menu-toggle,.mobile-nav__close{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:42px;height:42px;padding:0;border:1px solid var(--line);border-radius:12px;background:#141d29db;color:var(--text);cursor:pointer;transition:transform .16s ease,border-color .16s ease,background .16s ease,opacity .16s ease}.menu-toggle{display:none;flex-direction:column;gap:4px}.menu-toggle:hover,.menu-toggle:focus-visible,.mobile-nav__close:hover,.mobile-nav__close:focus-visible{transform:translateY(-1px);border-color:#62b5ff7a;background:#182231f2}.menu-toggle__bar{width:16px;height:2px;border-radius:999px;background:currentColor;transition:transform .16s ease,opacity .16s ease}.menu-toggle[data-state=open] .menu-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg)}.menu-toggle[data-state=open] .menu-toggle__bar:nth-child(2){opacity:0}.menu-toggle[data-state=open] .menu-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.language-switcher{display:flex;justify-content:flex-end;flex-shrink:0}.language-menu{position:relative;z-index:50}.language-menu__trigger{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-width:72px;height:42px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:#141d29db;color:var(--text);list-style:none;cursor:pointer;transition:border-color .16s ease,background .16s ease,transform .16s ease}.language-menu__trigger::-webkit-details-marker{display:none}.language-menu__trigger:hover,.language-menu__trigger:focus-visible{transform:translateY(-1px);border-color:#62b5ff7a;background:#182231f2}.language-menu[open] .language-menu__trigger{border-color:#f2a43a8c}.language-menu__current{font-size:.76rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.language-menu__dropdown{position:absolute;top:calc(100% + 12px);right:0;z-index:80;display:grid;gap:6px;min-width:210px;padding:8px;border:1px solid var(--line);border-radius:16px;background:#101722fa;box-shadow:0 18px 40px #00000057;backdrop-filter:blur(14px)}.language-option{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:center;padding:10px 12px;border:1px solid transparent;border-radius:12px;transition:border-color .16s ease,background .16s ease,transform .16s ease}.language-option:hover,.language-option:focus-visible{transform:translateY(-1px);border-color:#62b5ff47;background:#ffffff08}.language-option--active{border-color:#f2a43a38;background:#f2a43a12}.language-option__code{display:inline-flex;align-items:center;justify-content:center;min-width:40px;min-height:28px;padding:0 8px;border-radius:999px;background:#ffffff0d;font-size:.74rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.language-option__label{color:var(--text-soft);font-size:.9rem}.mobile-nav{display:none}.mobile-nav__scrim,.mobile-nav__drawer{opacity:0;pointer-events:none}.mobile-nav__eyebrow{color:var(--accent);font-size:.7rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.mobile-nav__title{margin-top:8px;font-family:var(--font-display);font-size:1.55rem;line-height:.96}.mobile-nav__links{display:grid;align-content:start;gap:10px}.mobile-nav__link{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;min-height:58px;padding:0 16px;border:1px solid rgba(255,255,255,.08);border-radius:16px;background:#ffffff08;color:var(--text);font-size:.96rem;font-weight:700;transition:transform .16s ease,border-color .16s ease,background .16s ease}.mobile-nav__link:hover,.mobile-nav__link:focus-visible{transform:translate(-2px);border-color:#62b5ff4d;background:#ffffff0d}.mobile-nav__link--primary{border-color:transparent;background:linear-gradient(180deg,#f2a43af5,#dd7d1feb);color:#111821;box-shadow:0 10px 20px #dd7d1f33}.mobile-nav__link--primary:hover,.mobile-nav__link--primary:focus-visible{border-color:transparent;background:linear-gradient(180deg,var(--accent),var(--accent-deep))}.mobile-nav__link-icon{opacity:.72}.game-stage{padding:18px 0 26px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.game-stage[data-immersive-active=true]{z-index:2000;border-top-color:transparent;border-bottom-color:transparent}.game-stage[data-immersive-active=true] .stage-intro,.game-stage[data-immersive-active=true] .facts-row,.game-panel[data-immersive-active=true] .panel-note{opacity:0;visibility:hidden;pointer-events:none}.stage-intro{display:grid;justify-items:center;gap:12px;max-width:760px;margin:0 auto 20px;text-align:center}.eyebrow,.section-kicker,.panel-kicker,.rule-item__index,.feature-item__index{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;background:#f2a43a1f;color:var(--accent);font-size:.74rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.stage-intro h1{font-family:var(--font-display);font-size:clamp(1.8rem,5vw,2.9rem);line-height:.98;letter-spacing:-.03em}.stage-deck,.panel-note,.section-head p,.story-item p,.rule-item p,.feature-item p,.faq-item p,.site-footer__subtitle{color:var(--text-soft);line-height:1.7}.game-panel{--frame-control-size: 42px;--frame-control-gap: 12px;max-width:960px;margin:0 auto}.game-panel[data-immersive-active=true]{position:relative;z-index:2001}.game-panel__header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 16px;border:1px solid transparent;border-radius:12px;background:linear-gradient(180deg,var(--accent),var(--accent-deep));color:#111821;font-size:.9rem;font-weight:800;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;box-shadow:0 10px 22px #dd7d1f3d}.button:hover,.button:focus-visible{transform:translateY(-1px);box-shadow:0 14px 26px #dd7d1f4d}.button--ghost{background:#ffffff0a;border-color:var(--line);color:var(--text);box-shadow:none}.frame-shell{position:relative;padding:8px;border:1px solid var(--line-strong);border-radius:10px;background:#0a1018}.frame-shell[data-mode=immersive]{--frame-safe-top: max(18px, env(safe-area-inset-top));--frame-safe-right: max(12px, env(safe-area-inset-right));--frame-safe-bottom: max(12px, env(safe-area-inset-bottom));--frame-safe-left: max(12px, env(safe-area-inset-left));--frame-top-chrome: calc( var(--frame-safe-top) + var(--frame-control-size) + var(--frame-control-gap) );position:fixed;inset:0;z-index:1000;width:100vw;height:100vh;height:100dvh;padding:0;border:0;border-radius:0;background:#000}.frame-fullscreen{position:absolute;top:18px;right:18px;z-index:3;display:inline-flex;align-items:center;justify-content:center;width:var(--frame-control-size);height:var(--frame-control-size);padding:0;border:1px solid rgba(255,255,255,.14);border-radius:12px;background:#0a1018cc;color:var(--text);backdrop-filter:blur(10px);transition:transform .16s ease,border-color .16s ease,background-color .16s ease,color .16s ease}.frame-fullscreen[data-visible=false]{opacity:0;visibility:hidden;pointer-events:none}.frame-fullscreen--floating{position:fixed;top:calc(max(14px,env(safe-area-inset-top)) + 2px);right:calc(max(14px,env(safe-area-inset-right)) + 2px);z-index:5000;transform:translateZ(0)}.frame-fullscreen:hover,.frame-fullscreen:focus-visible{border-color:#ffffff3d;background:#101722f0;transform:translateY(-1px)}.frame-fullscreen__icon{width:18px;height:18px}.frame-fullscreen__icon--exit,.frame-fullscreen[data-active=true] .frame-fullscreen__icon--enter{display:none}.frame-fullscreen[data-active=true] .frame-fullscreen__icon--exit{display:block}.frame-rim{overflow:hidden;border:1px solid rgba(255,255,255,.08);border-radius:6px;background:#000}.frame-rim iframe{display:block;width:100%;aspect-ratio:16 / 10.5;border:0;background:#000}.frame-shell[data-mode=immersive] .frame-rim{height:100%;padding:var(--frame-top-chrome) var(--frame-safe-right) var(--frame-safe-bottom) var(--frame-safe-left);border:0;border-radius:0;background:#000}.frame-shell[data-mode=immersive] iframe{height:100%;aspect-ratio:auto;border-radius:16px}.frame-shell[data-mode=immersive] .frame-fullscreen{top:calc(var(--frame-safe-top) + 2px);right:calc(var(--frame-safe-right) + 2px);background:#0000008f}.frame-shell:fullscreen,.frame-shell:-webkit-full-screen{--frame-safe-top: max(18px, env(safe-area-inset-top));--frame-safe-right: max(12px, env(safe-area-inset-right));--frame-safe-bottom: max(12px, env(safe-area-inset-bottom));--frame-safe-left: max(12px, env(safe-area-inset-left));--frame-top-chrome: calc( var(--frame-safe-top) + var(--frame-control-size) + var(--frame-control-gap) );width:100%;height:100%;padding:0;border:0;border-radius:0;background:#000}.frame-shell:fullscreen .frame-rim,.frame-shell:-webkit-full-screen .frame-rim{height:100%;padding:var(--frame-top-chrome) var(--frame-safe-right) var(--frame-safe-bottom) var(--frame-safe-left);border:0;border-radius:0;background:#000}.frame-shell:fullscreen iframe,.frame-shell:-webkit-full-screen iframe{height:100%;aspect-ratio:auto;border-radius:16px}.frame-shell:fullscreen .frame-fullscreen,.frame-shell:-webkit-full-screen .frame-fullscreen{top:calc(var(--frame-safe-top) + 2px);right:calc(var(--frame-safe-right) + 2px);background:#0000008f}.panel-note{margin-top:12px;font-size:.92rem;text-align:center}.facts-row{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:18px 0 0;padding:0;list-style:none}.facts-row li{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border:1px solid rgba(255,255,255,.08);border-radius:999px;color:var(--text-soft);font-size:.88rem}.content-shell{display:grid;gap:10px;margin-top:22px}.content-section{padding:22px 0 0;border-top:1px solid var(--line)}.section-head{display:grid;gap:10px;max-width:760px;margin-bottom:16px}.section-head h2{font-family:var(--font-display);font-size:clamp(1.35rem,3vw,1.9rem);line-height:1}.rule-list,.feature-list,.story-list{display:grid;gap:12px;padding:0;list-style:none}.rule-item,.feature-item,.story-item{display:grid;align-items:start;padding:12px 0;border-top:1px solid var(--line)}.rule-item:first-child,.feature-item:first-child,.story-item:first-child{border-top:0;padding-top:0}.rule-item,.feature-item{grid-template-columns:auto minmax(0,1fr);gap:14px}.rule-item h3{margin-bottom:6px;font-size:1.02rem;line-height:1.3}.story-item h3{margin-bottom:6px;font-size:1.02rem;line-height:1.35}.faq-list{display:grid;gap:0}.faq-item{border-top:1px solid var(--line);padding:16px 0}.faq-item h3{font-size:.98rem;font-weight:700;line-height:1.45}.faq-item p{padding-top:8px}.site-footer{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:24px;padding:18px 0 0;border-top:1px solid var(--line)}.site-footer__content{display:grid;gap:14px}.site-footer__title{font-family:var(--font-display);font-size:1.2rem;line-height:1}.site-footer__subtitle{margin-top:8px;max-width:54ch}.footer-domain{color:var(--text-muted);font-size:.82rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.footer-language-links{display:flex;flex-wrap:wrap;gap:8px}.footer-language-link{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:0 12px;border:1px solid var(--line);border-radius:999px;background:#ffffff08;color:var(--text-soft);transition:transform .16s ease,border-color .16s ease,background-color .16s ease,color .16s ease}.footer-language-link:hover,.footer-language-link:focus-visible{transform:translateY(-1px);border-color:#62b5ff5c;background:#62b5ff14;color:var(--text)}.footer-language-link--active{border-color:#f2a43a61;background:#f2a43a1f;color:var(--text)}.footer-language-link__code{display:inline-flex;align-items:center;justify-content:center;min-width:30px;min-height:24px;padding:0 7px;border-radius:999px;background:#ffffff0f;font-size:.7rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.footer-language-link__label{font-size:.86rem;font-weight:600}@media(max-width:860px){.site-header{position:sticky;top:max(10px,env(safe-area-inset-top));grid-template-columns:minmax(0,1fr) auto;gap:10px;margin-bottom:18px;padding:12px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg,#101722f5,#0b1016e0),#0b1016e0;box-shadow:0 16px 34px #00000038;backdrop-filter:blur(16px)}.header-nav--desktop{display:none}.site-header__actions{gap:8px}.menu-toggle{display:inline-flex}.language-switcher{justify-content:flex-end}.mobile-nav{position:fixed;inset:0;z-index:70;display:block;pointer-events:none}.mobile-nav[data-open=true]{pointer-events:auto}.mobile-nav__scrim{position:absolute;inset:0;border:0;background:#05090f8f;transition:opacity .22s ease}.mobile-nav__drawer{position:absolute;top:max(10px,env(safe-area-inset-top));right:8px;bottom:max(8px,env(safe-area-inset-bottom));display:grid;grid-template-rows:auto 1fr;gap:18px;width:min(340px,calc(100vw - 16px));padding:16px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(180deg,#121a26fa,#090e14f5),#090e14fa;box-shadow:0 24px 48px #00000057;backdrop-filter:blur(18px);overflow-y:auto;transform:translate(calc(100% + 18px));transition:transform .22s ease,opacity .22s ease}.mobile-nav[data-open=true] .mobile-nav__scrim,.mobile-nav[data-open=true] .mobile-nav__drawer{opacity:1;pointer-events:auto}.mobile-nav[data-open=true] .mobile-nav__drawer{transform:translate(0)}.mobile-nav__header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.game-stage{scroll-margin-top:108px;padding:18px}.content-section{scroll-margin-top:108px}.game-panel__header,.site-footer{flex-direction:column;align-items:flex-start}}@media(max-width:640px){.page-shell{width:min(100% - 16px,1100px);padding-top:12px;padding-bottom:30px}.game-panel{--frame-control-size: 40px;--frame-control-gap: 10px}.site-header{top:max(8px,env(safe-area-inset-top));gap:10px;padding:10px;border-radius:18px}.brand-mark{width:38px;height:38px;border-radius:11px;font-size:.92rem}.brand-copy strong{font-size:.92rem}.menu-toggle,.mobile-nav__close,.language-menu__trigger{width:40px;min-width:40px;height:40px;border-radius:11px}.language-menu__trigger{width:auto;min-width:68px;padding:0 13px}.mobile-nav__drawer{top:max(8px,env(safe-area-inset-top));right:8px;bottom:max(8px,env(safe-area-inset-bottom));width:min(300px,calc(100vw - 16px));padding:14px;border-radius:20px}.mobile-nav__title{font-size:1.4rem}.mobile-nav__link{min-height:54px;padding:0 14px;border-radius:14px;font-size:.92rem}.language-menu__dropdown{width:min(240px,calc(100vw - 32px));min-width:0}.stage-intro{justify-items:start;text-align:left}.hero-actions,.button{width:100%}.facts-row{justify-content:flex-start}.frame-fullscreen{top:14px;right:14px}.game-stage,.content-section{scroll-margin-top:96px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.menu-toggle,.mobile-nav__close,.language-menu__trigger,.language-option,.header-nav__link,.mobile-nav__scrim,.mobile-nav__drawer,.mobile-nav__link,.menu-toggle__bar{transition:none}}
