@import url('https://fonts.googleapis.com/css2?family=Source+Sans+Pro:wght@300;400;600;700;900&display=swap');

*{margin:0;padding:0;box-sizing:border-box}
:root{--indigo:#6366f1;--indigo-dark:#4f46e5;--sky:#38bdf8;--sky-light:#7dd3fc;--bg1:#0c0c1d;--bg2:#13132d;--bg3:#1e1e42;--white:#f8fafc;--muted:#9ca3af}
body{font-family:'Source Sans Pro',sans-serif;background:var(--bg1);color:var(--white);line-height:1.65}

.top-nav{background:rgba(19,19,45,0.96);position:fixed;width:100%;top:0;z-index:1000;border-bottom:2px solid var(--indigo);padding:14px 0}
.top-nav .wrap{max-width:1600px;margin:0 auto;padding:0 25px;display:flex;justify-content:space-between;align-items:center}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo svg{width:44px;height:44px}
.logo span{font-size:1.6rem;font-weight:900;color:var(--indigo)}
.menu-btn{display:none;background:none;border:none;cursor:pointer;padding:8px}
.menu-btn div{width:26px;height:3px;background:var(--sky);margin:5px 0;border-radius:2px}
.nav-links{display:flex;gap:6px;list-style:none}
.nav-links a{color:var(--white);text-decoration:none;padding:10px 20px;font-weight:600;border-radius:8px;transition:0.2s}
.nav-links a:hover{background:var(--indigo)}
@media(max-width:800px){.menu-btn{display:block}.nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg2);flex-direction:column;padding:20px;gap:6px}.nav-links.show{display:flex}.nav-links a{background:var(--bg3);padding:14px 20px;border-radius:10px}}

.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:120px 25px 80px;background:radial-gradient(ellipse at 20% 30%,rgba(99,102,241,0.15) 0%,transparent 50%),radial-gradient(ellipse at 80% 70%,rgba(56,189,248,0.1) 0%,transparent 50%),var(--bg1);text-align:center}
.hero-inner{max-width:900px}
.hero h1{font-size:clamp(2.3rem,6vw,4rem);font-weight:900;margin-bottom:22px;background:linear-gradient(135deg,var(--indigo),var(--sky));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{font-size:1.15rem;color:var(--muted);max-width:680px;margin:0 auto}

.notices{padding:65px 25px;background:var(--bg2)}
.notices-grid{max-width:1400px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px}
.notice{background:var(--bg3);padding:35px 28px;border-radius:18px;text-align:center;border-left:4px solid var(--sky);transition:transform 0.3s}
.notice:hover{transform:translateX(6px)}
.notice .icon{font-size:3rem;margin-bottom:16px}
.notice h3{color:var(--sky-light);font-size:1.1rem;margin-bottom:10px}
.notice p{color:var(--muted);font-size:0.95rem}

.game-section{padding:75px 25px;background:var(--bg1)}
.game-box{max-width:1150px;margin:0 auto;background:var(--bg2);border-radius:22px;overflow:hidden;border:2px solid var(--indigo);box-shadow:0 20px 60px rgba(99,102,241,0.2)}
.game-header{background:linear-gradient(90deg,var(--indigo-dark),var(--indigo));padding:18px 30px;text-align:center}
.game-header h2{font-size:1.3rem;font-weight:700}
.game-frame{position:relative;padding-top:56.25%;background:#000}
.game-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:none}

.features{padding:85px 25px;background:linear-gradient(180deg,var(--bg2),var(--bg1))}
.features-head{text-align:center;margin-bottom:50px}
.features-head h2{font-size:clamp(1.9rem,4vw,2.7rem);margin-bottom:12px}
.features-head p{color:var(--muted);font-size:1.05rem}
.features-grid{max-width:1300px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px}
.feature{background:var(--bg3);padding:35px 30px;border-radius:16px;border-bottom:3px solid var(--indigo);transition:0.3s}
.feature:hover{transform:translateY(-6px)}
.feature .emoji{font-size:2.5rem;margin-bottom:16px}
.feature h3{color:var(--sky);font-size:1.1rem;margin-bottom:10px}
.feature p{color:var(--muted);font-size:0.95rem}

.about{padding:65px 25px;background:var(--bg1)}
.about-box{max-width:900px;margin:0 auto;background:var(--bg2);padding:45px;border-radius:18px;border-top:4px solid var(--sky)}
.about-box h2{color:var(--indigo);font-size:1.9rem;margin-bottom:20px}
.about-box p{color:var(--muted);margin-bottom:16px;font-size:1.02rem}

.page-head{padding:130px 25px 60px;text-align:center;background:var(--bg2)}
.page-head h1{font-size:clamp(2rem,5vw,3.2rem);color:var(--indigo);margin-bottom:12px}
.page-head p{color:var(--muted);font-size:1.1rem}

.legal{padding:45px 25px 90px;background:var(--bg1)}
.legal-inner{max-width:880px;margin:0 auto}
.legal-inner h2{color:var(--indigo);font-size:1.4rem;margin:38px 0 14px}
.legal-inner h3{color:var(--sky-light);font-size:1.15rem;margin:26px 0 10px}
.legal-inner p{color:var(--muted);margin-bottom:14px;font-size:0.96rem}
.legal-inner ul,.legal-inner ol{margin:14px 0 18px 28px;color:var(--muted)}
.legal-inner li{margin-bottom:8px}

.tips{max-width:800px;margin:40px auto;background:rgba(56,189,248,0.1);border:1px solid var(--sky);border-radius:14px;padding:24px 30px}
.tips h3{color:var(--sky);margin-bottom:10px;font-size:1.05rem}
.tips p{color:var(--muted);margin:0;font-size:0.95rem}

footer{background:var(--bg2);padding:50px 25px 30px;border-top:2px solid var(--indigo)}
.footer-inner{max-width:1200px;margin:0 auto;text-align:center}
.footer-brand{font-size:1.5rem;font-weight:900;color:var(--indigo);margin-bottom:12px}
.footer-desc{color:var(--muted);margin-bottom:30px}
.rg h4{color:var(--sky-light);margin-bottom:14px;font-size:0.9rem}
.rg-links{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:30px}
.rg-links a{color:var(--muted);text-decoration:none;padding:9px 18px;border:1px solid rgba(99,102,241,0.4);border-radius:20px;font-size:0.88rem;transition:0.2s}
.rg-links a:hover{border-color:var(--indigo);color:var(--indigo)}
.copy{padding-top:22px;border-top:1px solid rgba(99,102,241,0.25);color:var(--muted);font-size:0.84rem}

.age-modal{position:fixed;inset:0;background:rgba(12,12,29,0.98);display:flex;align-items:center;justify-content:center;z-index:10000;padding:20px}
.age-modal.hidden{display:none}
.age-box{background:var(--bg2);border:2px solid var(--indigo);border-radius:24px;padding:48px 42px;text-align:center;max-width:480px;width:100%;box-shadow:0 0 80px rgba(99,102,241,0.35)}
.age-box .icon{font-size:4rem;margin-bottom:20px}
.age-box h2{color:var(--sky);font-size:1.8rem;margin-bottom:14px}
.age-box p{color:var(--muted);margin-bottom:28px;font-size:1.02rem}
.age-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.age-btns button{padding:14px 36px;font-size:1rem;font-family:'Source Sans Pro',sans-serif;font-weight:700;border:none;border-radius:25px;cursor:pointer;transition:0.25s}
.age-btns .yes{background:linear-gradient(135deg,var(--indigo),var(--indigo-dark));color:white}
.age-btns .yes:hover{transform:scale(1.05);box-shadow:0 6px 30px rgba(99,102,241,0.45)}
.age-btns .no{background:transparent;color:var(--muted);border:2px solid var(--muted)}
.age-btns .no:hover{border-color:#ef4444;color:#ef4444}