*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',Roboto,'Microsoft YaHei',sans-serif}
body{background:#030712;color:#fff;overflow-x:hidden}
#particles-js{position:fixed;width:100%;height:100%;top:0;left:0;z-index:-2}
.container{max-width:1100px;margin:0 auto;padding:20px}

.header{background:rgba(11,16,32,0.85);backdrop-filter:blur(12px);display:flex;justify-content:space-between;align-items:center;padding:18px 6%;position:sticky;top:0;z-index:99;border-bottom:1px solid #0078ff33}
.logo{font-size:24px;font-weight:bold;background:linear-gradient(90deg,#0078ff,#00fcff);-webkit-background-clip:text;color:transparent;display:flex;align-items:center;gap:8px}
.panda-logo{font-size:26px;color:#ffd700}
.nav{display:flex;gap:26px}
.nav a{color:#ccc;text-decoration:none;font-weight:500}
.nav a.active,.nav a:hover{color:#00fcff}

.hero{padding:130px 0;text-align:center;position:relative;background:radial-gradient(circle at top right,rgba(0,120,255,0.15),transparent 60%),radial-gradient(circle at bottom left,rgba(255,215,0,0.1),transparent 60%)}
.hero h1{font-size:46px;margin-bottom:20px;line-height:1.25}
.hero h1 span{background:linear-gradient(90deg,#ffd700,#ffb300);-webkit-background-clip:text;color:transparent}
.hero p{color:#aaa;margin-bottom:32px;font-size:18px}
.btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

.btn{padding:12px 26px;border-radius:50px;background:linear-gradient(90deg,#0078ff,#00d5ff);color:#fff;text-decoration:none;display:inline-block;margin-top:10px;border:none;cursor:pointer;font-size:15px;font-weight:500;box-shadow:0 0 12px rgba(0,160,255,0.4)}
.btn.gold{background:linear-gradient(90deg,#ffd700,#ffb300);color:#000;font-weight:bold;box-shadow:0 0 14px rgba(255,215,0,0.4)}

.page{padding:80px 0}
.page h2{text-align:center;font-size:34px;margin-bottom:40px;background:linear-gradient(90deg,#0078ff,#00fcff);-webkit-background-clip:text;color:transparent}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:rgba(255,255,255,0.04);border:1px solid rgba(0,160,255,0.2);border-radius:16px;padding:32px;text-align:center;transition:.3s}
.card:hover{transform:translateY(-6px);border-color:#00fcff}
.card h3{margin-bottom:10px;color:#fff;font-size:19px}
.card p{color:#aaa;line-height:1.6}

.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.price-card{background:rgba(255,255,255,0.04);border:1px solid rgba(0,120,255,0.2);border-radius:18px;padding:40px;text-align:center;transition:.3s}
.price-card:hover{transform:translateY(-4px)}
.price-card.featured{border-color:#ffd700;transform:scale(1.04)}
.price{font-size:32px;color:#ffd700;font-weight:bold;margin:22px 0}
.price-card ul{list-style:none;margin-bottom:24px}
.price-card li{padding:7px 0;color:#aaa}

.tutorial{max-width:800px;margin:0 auto}
.step{background:rgba(255,255,255,0.04);border-left:3px solid #00fcff;padding:22px;margin-bottom:16px;border-radius:8px}
.step h3{color:#00fcff;margin-bottom:6px;font-size:19px}
.step p{color:#aaa}

.form-box{max-width:600px;margin:0 auto;background:rgba(255,255,255,0.04);padding:40px;border-radius:18px;border:1px solid rgba(0,120,255,0.2)}
.form-box input,.form-box textarea{width:100%;padding:15px;margin-bottom:18px;background:rgba(255,255,255,0.07);border:1px solid rgba(255,255,255,0.15);border-radius:10px;color:#fff;font-size:16px}
.form-box button{width:100%;padding:15px;font-size:16px;border:none}

.download-box{max-width:700px;margin:0 auto;background:rgba(255,255,255,0.05);border-radius:20px;padding:40px;border:1px solid rgba(0,120,255,0.2)}
.download-item{display:flex;justify-content:space-between;align-items:center;padding:20px;background:rgba(255,255,255,0.07);border-radius:14px;margin-bottom:16px}
.download-item h4{font-size:18px;color:#fff}
.download-item p{color:#aaa;font-size:14px}
.download-btn{padding:10px 20px;background:linear-gradient(90deg,#ffd700,#ffb300);color:#000;font-weight:bold;border-radius:30px;text-decoration:none}
.notice{background:rgba(255,215,0,0.1);border-left:3px solid #ffd700;padding:20px;margin-top:30px;border-radius:10px;color:#ccc}

.mt5-icon{margin-right:6px;color:#00fcff}
.footer{background:#0b1020;text-align:center;padding:45px 20px;margin-top:60px;color:#777;border-top:1px solid #0078ff15}

@media (max-width:900px){.grid,.price-grid{grid-template-columns:1fr}.hero h1{font-size:32px}.nav{gap:16px}}