:root{--c1:#2a1010;--c2:#6a2418;--c3:#b05040;--bg:#0a0808;--cream:#f0e6d2;--muted:#a89880;}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--cream);overflow-x:hidden;line-height:1.6;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}img{max-width:100%;display:block;}button{cursor:pointer;border:none;background:none;font-family:inherit;}ul{list-style:none;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
/* nav */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(0,0,0,.75);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08);transition:.3s;}
.navbar.scrolled{background:rgba(0,0,0,.95);box-shadow:0 2px 12px rgba(0,0,0,.3);}
.nav-inner{max-width:1200px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.nav-logo{display:flex;align-items:center;gap:12px;font-weight:700;}
.nav-logo-img{width:42px;height:42px;border-radius:10px;border:1px solid var(--c3);box-shadow:0 0 6px #6a24181a;}
.nav-logo-text{font-size:19px;color:var(--c3);letter-spacing:2px;font-weight:800;}
.nav-menu{display:flex;gap:24px;font-size:15px;align-items:center;}
.nav-menu a{color:#d8c8a8;padding:6px 0;transition:.3s;position:relative;}
.nav-menu a:hover{color:var(--c3);}
.nav-menu a::after{content:'';position:absolute;bottom:0;left:50%;width:0;height:2px;background:var(--c3);transition:.3s;transform:translateX(-50%);}
.nav-menu a:hover::after{width:100%;}
.nav-more a{display:inline-flex;align-items:center;gap:5px;color:var(--c3)!important;padding:6px 0;font-weight:700;font-size:15px;}
.nav-more a:hover{color:#fff;}
.nav-more a::after{display:none;}
.nav-more-icon{font-size:14px;}
.nav-cta{background:var(--c2);color:#fff;padding:10px 22px;border-radius:22px;font-weight:700;font-size:15px;box-shadow:0 4px 14px #6a241855;transition:.3s;}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 3px 10px #6a241833;}
.menu-toggle{display:none;width:36px;height:36px;flex-direction:column;justify-content:center;align-items:center;gap:5px;}
.menu-toggle span{display:block;width:22px;height:2px;background:var(--c3);}
/* hero base */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:100px 24px 60px;overflow:hidden;}
.hero-bg{position:absolute;inset:0;z-index:-2;}.hero-bg img,.hero-bg video{width:100%;height:100%;object-fit:cover;filter:brightness(.45) saturate(1.2);}
.hero-overlay{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#0a080888 0%,#0a0808f5 100%);}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);border:1px solid var(--c3);padding:6px 14px;border-radius:20px;font-size:13px;color:var(--c3);margin-bottom:18px;}
.hero-title{font-size:clamp(38px,6vw,68px);font-weight:900;line-height:1.1;margin-bottom:14px;color:#fff;text-shadow:none;letter-spacing:3px;}
.hero-title small{display:block;font-size:.4em;letter-spacing:6px;color:var(--c2);margin-top:8px;font-weight:700;}
.hero-subtitle{font-size:clamp(15px,1.5vw,18px);color:#d8c8a8;margin-bottom:12px;line-height:1.7;max-width:580px;}
.hero-sub{font-size:16px;color:var(--c3);margin-bottom:10px;letter-spacing:1px;}
.hero-highlights{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 30px;}
.hero-highlights span{background:#2a101055;border:1px solid #6a241888;padding:6px 14px;border-radius:4px;font-size:14px;color:#ffe;}
.hero-buttons{display:flex;flex-wrap:wrap;gap:14px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 30px;border-radius:8px;font-weight:700;font-size:16px;transition:.3s;white-space:nowrap;}
.btn-primary{background:var(--c2);color:#fff;box-shadow:0 2px 8px #6a241822;border:1px solid rgba(255,255,255,.15);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 3px 10px #6a241833;}
.btn-secondary{background:var(--c3);color:#0a0808;box-shadow:0 2px 8px #b0504022;border:1px solid rgba(255,255,255,.15);}
.btn-secondary:hover{transform:translateY(-3px);box-shadow:0 3px 10px #b0504033;}
.hero-scroll{margin-top:40px;color:#a89880;font-size:13px;animation:bounce 2s infinite;}
@keyframes bounce{0%,100%{transform:translateY(0);}50%{transform:translateY(8px);}}
/* hero-split */
.hero-split .hero-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:50px;align-items:center;max-width:1200px;width:100%;}
.hero-split .hero-right{display:flex;justify-content:center;}
/* hero-centered */
.hero-centered .hero-inner{text-align:center;display:flex;flex-direction:column;align-items:center;max-width:900px;}
.hero-centered .hero-subtitle,.hero-centered .hero-buttons{justify-content:center;}
/* hero-diagonal */
.hero-diagonal{padding:100px 0 60px;}
.hero-diagonal .hero-bg{display:none;}
.hero-diagonal .hero-inner{position:relative;z-index:1;max-width:1200px;width:100%;display:grid;grid-template-columns:1.1fr 1fr;gap:0;align-items:center;}
.hero-diag-left{padding:0 40px;position:relative;z-index:2;}
.hero-diag-right{position:absolute;top:0;right:0;width:55%;height:100vh;z-index:1;clip-path:polygon(25% 0,100% 0,100% 100%,0 100%);}
.hero-diag-right img{width:100%;height:100%;object-fit:cover;filter:brightness(.6) saturate(1.2);}
.hero-diag-bottom{position:absolute;bottom:30px;right:40px;width:320px;z-index:3;display:none;}
/* hero-video */
.hero-video .hero-bg video{filter:brightness(.5) saturate(1.3);}
.hero-video .hero-inner{text-align:center;max-width:900px;}
/* hero-posterleft */
.hero-posterleft{padding:130px 24px 80px;min-height:560px;}
.hero-posterleft .hero-overlay{background:linear-gradient(90deg,#0a0808f2 0%,#0a0808cc 40%,transparent 100%);}
.hero-posterleft .hero-inner{display:flex;justify-content:flex-start;align-items:center;max-width:1200px;width:100%;}
.hero-posterleft .hero-content{max-width:680px;}
.hero-posterleft .hero-buttons{margin-top:8px;}
.hero-posterleft .hero-subtitle{max-width:none;}
/* hero-symmetric */
.hero-symmetric .hero-inner{display:flex;align-items:center;justify-content:center;gap:40px;max-width:1200px;width:100%;}
.hero-symmetric .hero-center{text-align:center;flex:1;}
.hero-deco-line{width:120px;height:2px;background:linear-gradient(90deg,transparent,var(--c3),transparent);}
.hero-sub-pill{display:inline-block;background:var(--c2);color:#fff;padding:6px 22px;border-radius:20px;font-size:15px;margin:10px 0 16px;font-weight:700;}
/* hero-cardstack */
.hero-cardstack .hero-inner{display:flex;flex-direction:column;align-items:center;gap:30px;max-width:1100px;width:100%;}
.hero-cs-top{text-align:center;}
.hero-cs-card{width:100%;max-width:380px;}
/* download card */
.download-card{background:#0a0808f2;border:1px solid #b0504044;border-radius:16px;padding:26px;width:100%;max-width:360px;box-shadow:0 4px 18px rgba(0,0,0,.25);}
.hero-cs-card .download-card{max-width:none;}
.download-card-head{display:flex;gap:16px;align-items:center;margin-bottom:18px;padding-bottom:18px;border-bottom:1px dashed #b0504040;}
.download-card-icon{width:72px;height:72px;border-radius:14px;border:1px solid var(--c3);box-shadow:0 0 6px #6a24181a;flex-shrink:0;}
.download-card-info h3{font-size:19px;color:var(--c3);margin-bottom:5px;}
.download-card-info p{font-size:13px;color:var(--muted);}
.download-card-stars{color:var(--c3);font-size:13px;letter-spacing:2px;}
.download-buttons{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px;}
.dl-btn{padding:12px 10px;border-radius:8px;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:6px;transition:.3s;color:#fff;}
.dl-btn.android{background:#27ae60;box-shadow:0 2px 6px #27ae6022;}
.dl-btn.android:hover{transform:translateY(-2px);box-shadow:0 3px 8px #27ae6033;}
.dl-btn.ios{background:#34495e;box-shadow:0 2px 6px #34495e22;}
.dl-btn.ios:hover{transform:translateY(-2px);}
.dl-soon{background:#3a3a3a;color:#888;cursor:not-allowed;}
.qr-block{display:flex;gap:14px;align-items:center;padding:14px;background:rgba(0,0,0,.3);border-radius:10px;border:1px solid #b0504033;}
.qr-img{width:100px;height:100px;background:#fff;padding:5px;border-radius:6px;flex-shrink:0;position:relative;overflow:hidden;}
.qr-img img{width:100%;height:100%;}
.qr-text h4{font-size:13px;color:var(--c3);margin-bottom:5px;}
.qr-text p{font-size:11px;color:var(--muted);line-height:1.5;}
.qr-scan-line{position:absolute;left:5px;right:5px;height:2px;background:linear-gradient(90deg,transparent,var(--c2),transparent);box-shadow:0 0 8px var(--c2);animation:scan 2.5s ease-in-out infinite;}
@keyframes scan{0%{top:8%;}50%{top:92%;}100%{top:8%;}}
/* sections */
section.sec{padding:80px 0;position:relative;}
.section-title{text-align:center;margin-bottom:50px;}
.section-title h2{font-size:clamp(28px,4vw,42px);font-weight:800;color:var(--c3);letter-spacing:4px;display:inline-block;position:relative;padding:0 30px;}
.section-title h2::before,.section-title h2::after{content:'';position:absolute;top:50%;width:60px;height:2px;background:linear-gradient(90deg,transparent,var(--c3),transparent);}
.section-title h2::before{right:100%;}.section-title h2::after{left:100%;}
.section-title p{margin-top:14px;font-size:15px;color:var(--muted);}
.about{background:var(--bg);}
.about-inner{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
.about-poster{max-height:480px;border-radius:12px;overflow:hidden;border:1px solid #b0504033;box-shadow:0 4px 16px #6a241814;transition:.5s;}
.about-poster:hover{transform:scale(1.02);}
.about-poster img{width:100%;height:100%;max-height:480px;object-fit:cover;object-position:center top;}
.about-text h3{font-size:26px;color:var(--c3);margin-bottom:14px;letter-spacing:2px;}
.about-text .lead{font-size:16px;color:var(--cream);margin-bottom:16px;line-height:1.9;}
.about-text p{color:var(--muted);margin-bottom:14px;line-height:1.8;font-size:15px;}
.about-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.about-tags span{background:#b050401a;border:1px solid #b0504066;padding:6px 14px;border-radius:4px;font-size:13px;color:var(--c3);}
.features{background:var(--bg);}
.features::before{content:'';position:absolute;inset:0;background:none;pointer-events:none;}
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;position:relative;}
.feature-card{background:#0a0808f0;border:1px solid #b0504033;border-radius:12px;padding:30px 22px;position:relative;overflow:hidden;transition:.4s;}
.feature-card::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,#b0504014,transparent);transition:.6s;}
.feature-card:hover{border-color:var(--c3);transform:translateY(-8px);box-shadow:0 4px 14px #6a24181a;}
.feature-card:hover::before{left:100%;}
.feature-num{position:absolute;top:12px;right:18px;font-size:46px;font-weight:900;color:#b050401a;line-height:1;}
.feature-icon{width:54px;height:54px;background:var(--c2);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:14px;box-shadow:0 3px 10px #6a24181a;}
.feature-card h3{font-size:17px;color:var(--c3);margin-bottom:8px;}
.feature-card p{color:var(--muted);font-size:14px;line-height:1.7;}
.welfare{background:var(--bg);}
.welfare-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px;}
.welfare-card{background:#0a0808f0;border:1px solid #b0504033;border-radius:12px;overflow:hidden;transition:.4s;}
.welfare-card:hover{transform:translateY(-6px);border-color:var(--c3);box-shadow:0 4px 14px #6a241814;}
.welfare-img{width:100%;height:340px;overflow:hidden;background:#000;}
.welfare-img img{width:100%;height:100%;object-fit:cover;transition:.6s;}
.welfare-card:hover .welfare-img img{transform:scale(1.06);}
.welfare-content{padding:18px;}
.welfare-content h3{font-size:17px;color:var(--c3);margin-bottom:7px;}
.welfare-content p{color:var(--muted);font-size:13px;line-height:1.6;}
.screenshots{background:var(--bg);}
.screenshot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;}
.screenshot-card{border-radius:12px;overflow:hidden;border:1px solid #b0504033;background:#000;aspect-ratio:9/16;transition:.4s;cursor:pointer;}
.screenshot-card:hover{transform:scale(1.04);border-color:var(--c3);box-shadow:0 3px 12px #6a24181a;}
.screenshot-card img{width:100%;height:100%;object-fit:cover;}
.video-section{background:var(--bg);}
.video-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
.video-wrap{border-radius:12px;overflow:hidden;border:1px solid #b0504044;background:#000;aspect-ratio:16/9;}
.video-wrap video{width:100%;height:100%;object-fit:cover;}
.video-caption{margin-top:10px;text-align:center;font-size:14px;color:var(--muted);}
.download-section{background:var(--bg);padding:100px 0;}
.download-inner{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
.download-info h2{font-size:36px;color:var(--c3);margin-bottom:14px;font-weight:800;letter-spacing:3px;}
.download-info p{color:var(--cream);margin-bottom:20px;line-height:1.8;font-size:16px;}
.download-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:22px 0 30px;}
.download-list li{display:flex;align-items:center;gap:10px;color:var(--cream);font-size:14px;}
.download-list li::before{content:'\2713';width:22px;height:22px;background:var(--c3);color:var(--bg);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:13px;flex-shrink:0;}
.download-buttons-big{display:flex;flex-wrap:wrap;gap:14px;}
.qr-card-large{background:#0a0808f2;border:1px solid var(--c3);border-radius:14px;padding:28px;text-align:center;box-shadow:0 4px 18px #6a24181a;position:relative;}
.qr-card-large::before,.qr-card-large::after{content:'';position:absolute;width:18px;height:18px;border:2px solid var(--c3);}
.qr-card-large::before{top:12px;left:12px;border-right:none;border-bottom:none;}
.qr-card-large::after{bottom:12px;right:12px;border-left:none;border-top:none;}
.qr-large-img{width:200px;height:200px;background:#fff;padding:10px;border-radius:12px;margin:0 auto 14px;position:relative;overflow:hidden;}
.qr-large-img img{width:100%;height:100%;}
.qr-card-large h4{color:var(--c3);font-size:17px;margin-bottom:6px;}
.qr-card-large p{color:var(--muted);font-size:13px;}
.more-games{background:var(--bg);padding:50px 0;}
.more-games-inner{background:#b0504010;border:1px solid #b0504044;border-radius:16px;padding:34px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;position:relative;overflow:hidden;}
.more-games-inner::before{content:'';position:absolute;top:-50%;right:-10%;width:300px;height:300px;background:none;}
.more-games-text{flex:1;min-width:280px;}
.more-games-text h3{font-size:23px;color:var(--c3);margin-bottom:7px;}
.more-games-text p{color:var(--cream);font-size:15px;}
.footer{background:#040303;border-top:1px solid #b0504022;padding:46px 0 28px;}
.footer-inner{text-align:center;}
.footer-links{display:flex;justify-content:center;flex-wrap:wrap;gap:20px;margin-bottom:22px;}
.footer-links a{color:var(--muted);font-size:13px;transition:.3s;}.footer-links a:hover{color:var(--c3);}
.footer-divider{height:1px;background:linear-gradient(90deg,transparent,#b0504044,transparent);margin:18px 0;}
.footer p{color:var(--muted);font-size:13px;line-height:1.8;margin:5px auto 0;max-width:820px;}
.footer-tech{margin-top:14px;padding:13px 22px;background:#b0504014;border-radius:8px;display:inline-block;border:1px solid #b0504033;}
.footer-tech a{color:var(--c3);font-weight:600;text-decoration:underline;text-decoration-color:#b0504080;}.footer-tech a:hover{color:#fff;}
.footer-copy{margin-top:18px;font-size:12px;color:#5a4a3a;}
.floating-cta{position:fixed;bottom:22px;right:22px;z-index:999;display:none;flex-direction:column;gap:10px;}
.floating-cta.show{display:flex;}
.float-btn{width:54px;height:54px;border-radius:50%;background:var(--c2);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 3px 10px #6a241826;border:2px solid rgba(255,255,255,.2);}
.float-btn:hover{transform:scale(1.1);}
.float-btn svg{width:24px;height:24px;fill:currentColor;}
.float-btn.top-btn{background:rgba(0,0,0,.85);border-color:var(--c3);}.float-btn.top-btn svg{fill:var(--c3);}
.reveal{opacity:0;transform:translateY(40px);transition:.8s;}.reveal.visible{opacity:1;transform:translateY(0);}
.fade-in{animation:fadeInUp .8s;}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px);}to{opacity:1;transform:translateY(0);}}
@media(max-width:1024px){.hero-split .hero-inner,.about-inner,.download-inner{grid-template-columns:1fr;gap:40px;}.hero-posterleft .hero-inner{grid-template-columns:1fr;}.video-grid{grid-template-columns:1fr;}.hero-diagonal .hero-inner{grid-template-columns:1fr;}.hero-diag-right{position:relative;width:100%;height:50vh;clip-path:none;}.hero-diag-left{padding:0 24px;}.hero-symmetric .hero-deco-line{display:none;}}
@media(max-width:768px){.container{padding:0 16px;}.nav-menu{display:none;}.menu-toggle{display:flex;}.nav-inner{padding:12px 16px;}.nav-cta{padding:8px 18px;font-size:14px;}.hero{padding:80px 16px 40px;}.hero-buttons{flex-direction:column;width:100%;}.btn{width:100%;}.sec{padding:60px 0;}.download-list,.download-buttons-big{grid-template-columns:1fr;}.download-buttons-big .btn{width:100%;}.welfare-img{height:260px;}.floating-cta{bottom:14px;right:14px;}.float-btn{width:50px;height:50px;}.hero-posterleft .hero-inner{padding:24px;}}
@media(max-width:480px){.nav-logo-text{font-size:15px;}.nav-logo-img{width:36px;height:36px;}.hero-title{font-size:34px;}.download-card{padding:18px;}.screenshot-grid{grid-template-columns:repeat(2,1fr);gap:10px;}.feature-grid,.welfare-grid{grid-template-columns:1fr;}}