:root{
    --green:#48ff9b;
    --green-dark:#03a64d;
    --gold:#ffd84a;
    --blue:#1976ff;
    --dark:#020807;
    --glass:rgba(255,255,255,.10);
    --border:rgba(255,255,255,.16);
    --text-soft:rgba(255,255,255,.76);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{width:100%;min-height:100%}
body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;
    color:#fff;
    overflow-x:hidden;
    background:
        radial-gradient(circle at 12% 18%, rgba(0,255,170,.18), transparent 28%),
        radial-gradient(circle at 86% 10%, rgba(255,215,80,.16), transparent 24%),
        linear-gradient(180deg,#041923 0%,#052816 48%,#020807 100%);
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}

.page{
    display:none;
    min-height:100vh;
    position:relative;
    overflow:hidden;
}
.page.active{display:block}

.bg-light{
    position:absolute;
    inset:0;
    background:
        linear-gradient(120deg, rgba(0,255,170,.08), transparent 42%),
        linear-gradient(240deg, rgba(255,220,80,.10), transparent 48%);
    z-index:0;
}
.glow{
    position:absolute;
    width:320px;
    height:320px;
    border-radius:50%;
    filter:blur(52px);
    z-index:0;
    pointer-events:none;
}
.glow-left{left:-120px;top:110px;background:rgba(0,255,170,.14)}
.glow-right{right:-120px;top:60px;background:rgba(255,215,80,.14)}
.stadium{
    position:absolute;
    left:50%;
    bottom:-220px;
    transform:translateX(-50%);
    width:1200px;
    height:520px;
    border-radius:50%;
    background:
        linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255,255,255,.11) 1px, transparent 1px),
        linear-gradient(180deg,#12b75d,#056332);
    background-size:90px 90px;
    border:4px solid rgba(255,255,255,.24);
    opacity:.9;
    z-index:0;
}

.container{
    position:relative;
    z-index:2;
    width:100%;
    max-width:1180px;
    margin:0 auto;
    padding:34px 24px 56px;
}
.compact-container{max-width:1080px}
.header{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    flex-wrap:wrap;
}
.brand{
    display:inline-flex;
    align-items:center;
    gap:12px;
    padding:10px 18px 10px 10px;
    border-radius:999px;
    background:rgba(255,255,255,.10);
    border:1px solid var(--border);
    backdrop-filter:blur(12px);
    box-shadow:0 10px 30px rgba(0,0,0,.22);
}
.brand-icon{
    width:48px;
    height:48px;
    border-radius:16px;
    object-fit:contain;
    box-shadow:0 8px 20px rgba(0,153,255,.20);
}
.brand-copy{display:flex;flex-direction:column;line-height:1.05}
.brand-copy strong{font-size:23px;font-weight:1000;color:#fff}
.brand-copy small{margin-top:5px;font-size:11px;letter-spacing:1.4px;color:var(--green);font-weight:900}
.header-tag{
    padding:10px 18px;
    border-radius:999px;
    color:#08140d;
    background:linear-gradient(135deg,#f7d74d,#42ff9b);
    font-size:15px;
    font-weight:1000;
    box-shadow:0 12px 30px rgba(63,255,151,.16);
}

.hero{
    margin-top:54px;
    display:grid;
    grid-template-columns:1.05fr .95fr;
    align-items:center;
    gap:48px;
}
.badge{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:10px 18px;
    border-radius:999px;
    background:rgba(77,255,157,.12);
    border:1px solid rgba(77,255,157,.28);
    color:#7dffbe;
    font-size:15px;
    font-weight:900;
}
.title{
    margin-top:22px;
    font-size:clamp(40px,5vw,64px);
    line-height:1.12;
    font-weight:1000;
    letter-spacing:-2px;
    text-shadow:0 12px 34px rgba(0,0,0,.4);
}
.title span{color:var(--green)}
.center-title{text-align:center}
.subtitle{
    margin-top:20px;
    font-size:clamp(17px,2.1vw,22px);
    line-height:1.7;
    color:rgba(255,255,255,.86);
}
.subtitle span{color:var(--gold);font-weight:1000}
.center-subtitle{max-width:740px;margin-left:auto;margin-right:auto;text-align:center}

.feature-grid{
    margin-top:32px;
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:14px;
}
.feature-card{
    min-height:138px;
    padding:20px 18px;
    border-radius:24px;
    background:var(--glass);
    border:1px solid var(--border);
    backdrop-filter:blur(12px);
    box-shadow:0 14px 32px rgba(0,0,0,.22);
    transition:.22s ease;
}
.feature-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.13)}
.feature-card img{width:42px;height:42px;margin-bottom:12px}
.feature-card h3{font-size:22px;font-weight:1000;margin-bottom:8px}
.feature-card p{font-size:14px;line-height:1.65;color:var(--text-soft)}

.download-section{
    margin-top:30px;
    display:grid;
    grid-template-columns:1fr 250px;
    gap:18px;
    align-items:stretch;
}
.download-card,.qr-card{
    background:rgba(255,255,255,.10);
    border:1px solid var(--border);
    border-radius:28px;
    backdrop-filter:blur(12px);
    box-shadow:0 14px 34px rgba(0,0,0,.22);
    padding:18px;
}
.download-card{
    display:flex;
    flex-direction:column;
    justify-content:center;
    gap:14px;
}
.download-btn{
    position:relative;
    isolation:isolate;
    min-height:74px;
    border-radius:24px;
    display:flex;
    align-items:center;
    gap:14px;
    padding:12px 16px;
    color:#fff;
    overflow:hidden;
    box-shadow:0 16px 34px rgba(0,0,0,.30);
    transition:transform .22s ease, box-shadow .22s ease, filter .22s ease;
}
.download-btn::before{
    content:"";
    position:absolute;
    inset:-2px;
    z-index:-2;
    background:var(--btn-bg);
}
.download-btn::after{
    content:"";
    position:absolute;
    top:-80%;
    left:-40%;
    width:46%;
    height:240%;
    z-index:-1;
    transform:rotate(24deg);
    background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);
    transition:left .55s ease;
}
.download-btn:hover{
    transform:translateY(-4px) scale(1.01);
    box-shadow:0 22px 46px rgba(0,0,0,.38);
    filter:saturate(1.1);
}
.download-btn:hover::after{left:105%}
.download-btn:active{transform:scale(.98)}
.download-android{--btn-bg:linear-gradient(135deg,#48ff9b 0%,#10c765 42%,#00853f 100%)}
.download-ios{--btn-bg:linear-gradient(135deg,#5cc7ff 0%,#1976ff 48%,#013bd4 100%)}
.download-icon{
    flex:0 0 52px;
    width:52px;
    height:52px;
    border-radius:18px;
    background:rgba(255,255,255,.18);
    display:flex;
    align-items:center;
    justify-content:center;
    box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);
}
.download-icon img{width:38px;height:38px}
.download-text{display:flex;flex-direction:column;line-height:1.15;min-width:0;flex:1}
.download-text strong{font-size:22px;font-weight:1000;letter-spacing:.2px}
.download-text small{margin-top:6px;font-size:13px;color:rgba(255,255,255,.82);font-weight:700}
.download-arrow{
    flex:0 0 38px;
    width:38px;
    height:38px;
    border-radius:50%;
    background:rgba(255,255,255,.18);
    display:flex;
    align-items:center;
    justify-content:center;
}
.download-arrow img{width:24px;height:24px}
.download-btn-large{min-height:86px}
.download-btn-large .download-text strong{font-size:24px}
.download-tip{color:rgba(255,255,255,.72);font-size:14px;line-height:1.7;text-align:center}

.qr-card{
    text-align:center;
    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
}
.qr-title{font-size:18px;font-weight:1000;margin-bottom:12px;color:#fff}
.qr-box{
    width:148px;
    height:148px;
    background:#fff;
    border-radius:18px;
    padding:10px;
    box-shadow:0 10px 24px rgba(0,0,0,.28), 0 0 0 1px rgba(255,255,255,.34);
}
.qr-box img{width:100%;height:100%;object-fit:contain}
.qr-card p{margin-top:12px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.72)}

.visual-card{
    position:relative;
    min-height:520px;
    border-radius:38px;
    background:
        radial-gradient(circle at 50% 10%, rgba(255,220,80,.34), transparent 24%),
        radial-gradient(circle at 50% 52%, rgba(72,255,155,.24), transparent 42%),
        linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.06));
    border:1px solid rgba(255,255,255,.18);
    backdrop-filter:blur(14px);
    overflow:hidden;
    box-shadow:0 22px 56px rgba(0,0,0,.32);
}
.visual-card::before{
    content:"";
    position:absolute;
    inset:22px;
    border-radius:30px;
    border:1px solid rgba(255,255,255,.14);
}
.visual-trophy{
    position:absolute;
    width:170px;
    left:50%;
    top:42px;
    transform:translateX(-50%);
    filter:drop-shadow(0 18px 28px rgba(255,214,74,.36));
}
.visual-ball{
    position:absolute;
    width:92px;
    right:70px;
    top:240px;
    animation:ballFloat 3s ease-in-out infinite;
    filter:drop-shadow(0 16px 24px rgba(0,0,0,.32));
}
@keyframes ballFloat{
    0%,100%{transform:translateY(0) rotate(0deg)}
    50%{transform:translateY(-16px) rotate(15deg)}
}
.visual-screen{
    position:absolute;
    left:50%;
    bottom:56px;
    transform:translateX(-50%);
    width:76%;
    min-height:168px;
    border-radius:28px;
    background:
        linear-gradient(rgba(0,0,0,.12), rgba(0,0,0,.34)),
        linear-gradient(180deg,#19bd63,#056432);
    border:3px solid rgba(255,255,255,.26);
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    box-shadow:inset 0 0 0 1px rgba(255,255,255,.12), 0 18px 38px rgba(0,0,0,.24);
    text-align:center;
}
.visual-screen strong{font-size:32px;font-weight:1000}
.visual-screen span{margin-top:8px;color:rgba(255,255,255,.80);font-size:16px}
.light-pillar{
    position:absolute;
    top:70px;
    width:12px;
    height:220px;
    border-radius:999px;
    background:linear-gradient(180deg,rgba(255,255,255,.55),transparent);
    filter:blur(2px);
    opacity:.45;
    transform:rotate(24deg);
}
.light-pillar-a{left:70px}
.light-pillar-b{right:90px;transform:rotate(-22deg)}

.ios-main{margin-top:46px;text-align:center}
.phone-card{
    margin:28px auto 22px;
    width:180px;
    height:320px;
    border-radius:40px;
    background:linear-gradient(180deg,#101828,#020617);
    border:5px solid rgba(255,255,255,.76);
    box-shadow:0 22px 54px rgba(0,0,0,.46);
    position:relative;
    display:flex;
    align-items:center;
    justify-content:center;
}
.phone-notch{
    position:absolute;
    top:13px;
    width:62px;
    height:7px;
    border-radius:999px;
    background:rgba(255,255,255,.32);
}
.phone-screen{
    width:136px;
    height:238px;
    border-radius:28px;
    background:
        radial-gradient(circle at top, rgba(255,216,74,.34), transparent 42%),
        linear-gradient(180deg,#0f8b4d,#02150e);
    display:flex;
    align-items:center;
    justify-content:center;
}
.phone-screen img{width:76px;height:76px;animation:ballFloat 3s ease-in-out infinite}
.ios-features{max-width:850px;margin-left:auto;margin-right:auto}
.ios-download-layout{
    margin:28px auto 0;
    max-width:800px;
    display:grid;
    grid-template-columns:1fr 220px;
    gap:18px;
}
.ios-only-card{justify-content:center}
.footer{margin-top:42px;text-align:center;color:rgba(255,255,255,.52);font-size:13px}

@media (max-width:960px){
    .hero{grid-template-columns:1fr;gap:34px;margin-top:38px;text-align:center}
    .feature-grid{grid-template-columns:1fr}
    .feature-card img{margin-left:auto;margin-right:auto}
    .download-section{grid-template-columns:1fr}
    .download-card{gap:12px}
    .visual-card{min-height:430px}
    .ios-download-layout{grid-template-columns:1fr}
}
@media (max-width:620px){
    .container{padding:22px 16px 42px}
    .header{justify-content:center;flex-direction:column}
    .brand-copy strong{font-size:21px}
    .title{font-size:38px;letter-spacing:-1px;text-align:center}
    .subtitle{font-size:17px;text-align:center}
    .feature-card{min-height:auto;padding:18px 16px;text-align:center}
    .download-card,.qr-card{border-radius:24px;padding:16px}
    .download-btn{min-height:68px;border-radius:22px}
    .download-text strong{font-size:20px}
    .download-icon{width:48px;height:48px;flex-basis:48px}
    .download-arrow{display:none}
    .visual-card{min-height:370px;border-radius:28px}
    .visual-trophy{top:38px;width:122px}
    .visual-ball{right:42px;top:174px;width:68px}
    .visual-screen{bottom:40px;width:82%;min-height:130px;border-radius:24px}
    .visual-screen strong{font-size:25px}
    .visual-screen span{font-size:14px}
    .phone-card{width:154px;height:278px}
    .phone-screen{width:116px;height:206px}
    .stadium{width:760px;height:360px;bottom:-150px}
    .qr-box{width:138px;height:138px}
}