*{margin:0;padding:0;box-sizing:border-box}
:root{
    --cyan:#00e5ff;--cyan-dim:rgba(0,229,255,0.3);--cyan-glow:rgba(0,229,255,0.15);
    --purple:#7b2fff;--purple-dim:rgba(123,47,255,0.3);
    --crimson:#ff0044;--crimson-glow:rgba(255,0,68,0.25);
    --mint:#00ff88;
    --bg:#050510;--bg-card:rgba(8,8,25,0.92);
    --text:#b8cfe0;--text-dim:rgba(160,185,210,0.45);
}
html{scroll-behavior:smooth}
body{
    font-family:'Rajdhani','Microsoft YaHei',sans-serif;
    background:var(--bg);color:var(--text);
    min-height:100vh;overflow-x:hidden;position:relative;
    -webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;
}
body::before{
    content:'';position:fixed;inset:0;
    background:linear-gradient(rgba(0,229,255,0.025) 1px,transparent 1px),
        linear-gradient(90deg,rgba(0,229,255,0.025) 1px,transparent 1px);
    background-size:50px 50px;z-index:0;pointer-events:none;
}
body::after{
    content:'';position:fixed;inset:0;
    background:radial-gradient(ellipse at 50% 0%,rgba(123,47,255,0.08) 0%,transparent 60%);
    z-index:0;pointer-events:none;
}
img{-webkit-user-drag:none;user-drag:none;pointer-events:none}

.scan-line{
    position:fixed;top:0;left:0;width:100%;height:2px;
    background:linear-gradient(90deg,transparent 5%,var(--cyan) 50%,transparent 95%);
    opacity:0.25;z-index:9999;pointer-events:none;animation:scanDown 6s linear infinite;
}
@keyframes scanDown{0%{top:-2px}100%{top:100vh}}
#particleCanvas{position:fixed;inset:0;z-index:0;pointer-events:none}
.main{position:relative;z-index:1;max-width:640px;margin:0 auto;padding:30px 16px;min-height:100vh}

.header{text-align:center;margin-bottom:28px}
.header-badge{
    display:inline-block;padding:5px 22px;border:1px solid var(--purple);color:var(--purple);
    font-family:'Orbitron',monospace;font-size:10px;letter-spacing:5px;text-transform:uppercase;margin-bottom:14px;
}
.header-badge::before,.header-badge::after{content:'◆';margin:0 8px;font-size:5px;vertical-align:middle}
.header-title{
    font-family:'Orbitron',monospace;font-size:32px;font-weight:900;
    color:var(--cyan);letter-spacing:4px;margin-bottom:4px;
    text-shadow:0 0 20px var(--cyan-dim),0 0 60px rgba(0,229,255,0.08);
    animation:titleGlow 4s ease-in-out infinite;
}
.header-sub{font-size:18px;font-weight:700;color:var(--cyan);letter-spacing:6px;margin-bottom:8px;opacity:0.85}
.header-ver{font-family:'Share Tech Mono',monospace;font-size:11px;color:var(--text-dim);letter-spacing:2px}
@keyframes titleGlow{
    0%,100%{text-shadow:0 0 20px var(--cyan-dim),0 0 60px rgba(0,229,255,0.08)}
    50%{text-shadow:0 0 30px var(--cyan-dim),0 0 80px rgba(0,229,255,0.15),0 0 120px rgba(0,229,255,0.04)}
}

.hud{
    border:1px solid var(--cyan-dim);background:var(--bg-card);
    position:relative;padding:24px 22px;margin-bottom:18px;backdrop-filter:blur(8px);
}
.hud::before,.hud::after{content:'';position:absolute;width:22px;height:22px;border-color:var(--cyan);border-style:solid}
.hud::before{top:-1px;left:-1px;border-width:2px 0 0 2px}
.hud::after{bottom:-1px;right:-1px;border-width:0 2px 2px 0}
.hud-corner-tr,.hud-corner-bl{position:absolute;width:22px;height:22px;border-color:var(--purple);border-style:solid}
.hud-corner-tr{top:-1px;right:-1px;border-width:2px 2px 0 0}
.hud-corner-bl{bottom:-1px;left:-1px;border-width:0 0 2px 2px}

.term-bar{display:flex;align-items:center;gap:7px;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid rgba(0,229,255,0.08)}
.dot{width:10px;height:10px;border-radius:50%}
.dot.r{background:#ff5f56}.dot.y{background:#ffbd2e}.dot.g{background:#27c93f}
.term-path{font-family:'Share Tech Mono',monospace;font-size:12px;color:var(--text-dim);margin-left:10px;letter-spacing:1px}

.sec-label{font-size:14px;color:var(--cyan);font-weight:700;margin-bottom:10px;display:flex;align-items:center;gap:8px;letter-spacing:1px}
.sec-label::before{content:'▸';color:var(--purple);font-size:16px}

.phone-wrap{position:relative;margin-bottom:20px}
.phone-input{
    width:100%;padding:14px 18px;background:rgba(0,229,255,0.04);border:1px solid var(--cyan-dim);
    color:var(--cyan);font-family:'Orbitron',monospace;font-size:17px;letter-spacing:3px;outline:none;transition:all .3s;
    -webkit-user-select:text;-moz-user-select:text;-ms-user-select:text;user-select:text;
}
.phone-input::placeholder{color:var(--text-dim);font-family:'Rajdhani',sans-serif;font-size:14px;letter-spacing:1px}
.phone-input:focus{border-color:var(--cyan);box-shadow:0 0 20px var(--cyan-glow),inset 0 0 20px rgba(0,229,255,0.04)}
.phone-input.error{border-color:var(--crimson)!important;box-shadow:0 0 20px var(--crimson-glow)!important;animation:shake .4s ease}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}50%{transform:translateX(6px)}75%{transform:translateX(-4px)}}

.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(0,229,255,0.08);border:1px solid rgba(0,229,255,0.12);margin-bottom:20px}
.stat-item{background:var(--bg);padding:12px 16px}
.stat-lbl{font-size:10px;color:var(--text-dim);text-transform:uppercase;letter-spacing:2px;margin-bottom:4px}
.stat-val{font-family:'Orbitron',monospace;font-size:13px;font-weight:700}
.stat-val.on{color:var(--mint)}
.stat-val.on::before{content:'●';margin-right:6px;font-size:7px;animation:pulse 1.5s infinite}
.stat-val.hl{color:var(--cyan)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}

.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:22px}
.price-card{
    border:1px solid rgba(0,229,255,0.12);padding:16px 8px;text-align:center;
    cursor:pointer;transition:all .3s;position:relative;background:rgba(5,5,20,0.5);user-select:none;
}
.price-card:hover{border-color:rgba(0,229,255,0.4);background:rgba(0,229,255,0.04)}
.price-card.sel{border-color:var(--cyan);background:rgba(0,229,255,0.06);box-shadow:0 0 25px var(--cyan-glow),inset 0 0 25px rgba(0,229,255,0.02)}
.price-card.sel::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);box-shadow:0 0 8px var(--cyan)}
.price-card.sel::after{content:'推荐';position:absolute;top:6px;right:6px;font-size:9px;padding:1px 6px;background:var(--cyan);color:var(--bg);font-weight:700;letter-spacing:1px}
.price-card:nth-child(1).sel::after,.price-card:nth-child(3).sel::after{display:none}
.pc-name{font-size:12px;color:var(--text);font-weight:700;margin-bottom:8px;letter-spacing:1px}
.pc-price{font-family:'Orbitron',monospace;font-size:28px;font-weight:900;color:var(--cyan);margin-bottom:3px}
.pc-unit{font-size:14px;font-weight:400}
.pc-desc{font-size:10px;color:var(--text-dim);letter-spacing:1px}

.exec-btn{
    width:100%;padding:16px;background:transparent;border:2px solid var(--cyan);color:var(--cyan);
    font-family:'Orbitron',monospace;font-size:15px;font-weight:700;letter-spacing:4px;
    cursor:pointer;transition:all .3s;position:relative;overflow:hidden;
}
.exec-btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(0,229,255,0.08),transparent);transition:left .6s}
.exec-btn:hover::before{left:100%}
.exec-btn:hover{background:rgba(0,229,255,0.06);box-shadow:0 0 30px var(--cyan-glow);text-shadow:0 0 10px var(--cyan)}
.exec-btn:active{transform:scale(0.985)}

.warn{background:rgba(255,0,68,0.06);border:1px solid rgba(255,0,68,0.2);padding:14px 16px;font-size:11px;color:rgba(255,120,150,0.85);line-height:1.9}
.warn::before{content:'⚠ 法律声明';display:block;font-weight:700;color:var(--crimson);margin-bottom:6px;font-size:12px;letter-spacing:2px}

.phase{display:none}.phase.active{display:block}
.trk-title{text-align:center;font-family:'Orbitron',monospace;font-size:16px;color:var(--cyan);letter-spacing:3px;margin-bottom:24px;animation:titleGlow 2s ease-in-out infinite}

.radar-wrap{width:140px;height:140px;margin:0 auto 28px;position:relative}
.radar-ring{position:absolute;border-radius:50%;border:1px solid rgba(0,229,255,0.15);animation:radarPulse 2s ease-out infinite}
.radar-ring:nth-child(1){inset:0;animation-delay:0s}
.radar-ring:nth-child(2){inset:20px;animation-delay:.4s}
.radar-ring:nth-child(3){inset:40px;animation-delay:.8s}
.radar-center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:8px;height:8px;background:var(--cyan);border-radius:50%;box-shadow:0 0 12px var(--cyan),0 0 24px var(--cyan-dim)}
.radar-sweep{position:absolute;top:50%;left:50%;width:50%;height:2px;background:linear-gradient(90deg,var(--cyan),transparent);transform-origin:left center;animation:sweep 2s linear infinite;box-shadow:0 0 8px var(--cyan)}
@keyframes radarPulse{0%{opacity:.6;transform:scale(1)}100%{opacity:0;transform:scale(1.3)}}
@keyframes sweep{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}

.trk-steps{padding:0 8px;margin-bottom:24px}
.trk-step{display:flex;align-items:center;gap:14px;padding:11px 0;opacity:0;transform:translateX(-20px);transition:all .5s ease}
.trk-step.show{opacity:1;transform:translateX(0)}
.trk-step-icon{min-width:26px;text-align:center;font-size:18px;filter:drop-shadow(0 0 6px var(--cyan))}
.trk-step-txt{font-size:14px;color:var(--mint);font-weight:600;letter-spacing:.5px}
.typing-cursor{display:inline-block;width:2px;height:14px;background:var(--cyan);margin-left:3px;vertical-align:middle;animation:curBlink .5s infinite}
@keyframes curBlink{0%,100%{opacity:1}50%{opacity:0}}

.prog-wrap{margin:16px 0 0;opacity:0;transition:opacity .5s}.prog-wrap.show{opacity:1}
.prog-bar{height:3px;background:rgba(0,229,255,0.08);overflow:hidden;border-radius:2px}
.prog-fill{height:100%;width:0%;border-radius:2px;background:linear-gradient(90deg,var(--purple),var(--cyan));box-shadow:0 0 8px var(--cyan-dim);transition:width .4s ease}
.prog-pct{text-align:right;font-family:'Share Tech Mono',monospace;font-size:11px;color:var(--text-dim);margin-top:6px}

.res-card{border:1px solid var(--cyan-dim);padding:22px;position:relative;background:rgba(0,229,255,0.015);animation:cardGlow 3s ease-in-out infinite}
@keyframes cardGlow{0%,100%{box-shadow:0 0 5px var(--cyan-glow)}50%{box-shadow:0 0 20px var(--cyan-glow),0 0 40px rgba(0,229,255,0.04)}}
.res-card::before,.res-card::after{content:'';position:absolute;width:16px;height:16px;border-color:var(--purple);border-style:solid}
.res-card::before{top:-1px;right:-1px;border-width:2px 2px 0 0}
.res-card::after{bottom:-1px;left:-1px;border-width:0 0 2px 2px}
.res-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid rgba(0,229,255,0.05)}
.res-row:last-child{border-bottom:none}
.res-lbl{font-size:13px;color:var(--text-dim);font-weight:600;letter-spacing:1px}
.res-val{font-family:'Share Tech Mono',monospace;font-size:13px;color:var(--cyan);font-weight:600;letter-spacing:1px}
.res-val.mask{color:var(--text-dim);letter-spacing:2px}

.pay-btn{
    display:block;width:100%;padding:18px;margin-top:22px;
    background:linear-gradient(135deg,#e6003a,#cc0030);border:none;color:#fff;
    font-family:'Orbitron',monospace;font-size:15px;font-weight:700;letter-spacing:3px;
    cursor:pointer;position:relative;overflow:hidden;transition:all .3s;
    text-decoration:none;text-align:center;box-shadow:0 4px 20px rgba(255,0,68,0.25);
}
.pay-btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.12),transparent);animation:shimmer 2.5s infinite}
@keyframes shimmer{0%{left:-100%}100%{left:100%}}
.pay-btn:hover{background:linear-gradient(135deg,#ff1a5c,#e6003a);box-shadow:0 6px 30px rgba(255,0,68,0.35);transform:translateY(-1px)}

.footer{text-align:center;padding:28px 16px;font-size:10px;color:var(--text-dim);line-height:2.2;font-family:'Share Tech Mono',monospace;letter-spacing:1px}

.fade-out{animation:fadeOut .45s forwards}
.fade-in{animation:fadeIn .5s forwards}
@keyframes fadeOut{to{opacity:0;transform:translateY(-15px)}}
@keyframes fadeIn{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}

.glitch{position:relative}
.glitch::before,.glitch::after{content:attr(data-text);position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}
.glitch::before{animation:g1 3s infinite;color:var(--cyan);clip-path:polygon(0 0,100% 0,100% 35%,0 35%)}
.glitch::after{animation:g2 2.5s infinite;color:var(--purple);clip-path:polygon(0 65%,100% 65%,100% 100%,0 100%)}
@keyframes g1{2%{transform:translate(2px,-1px)}4%{transform:translate(-2px,1px)}6%,100%{transform:translate(0)}}
@keyframes g2{2%{transform:translate(-1px,2px)}4%{transform:translate(1px,-1px)}6%,100%{transform:translate(0)}}

@media(max-width:480px){
    .main{padding:18px 10px}
    .header-title{font-size:22px;letter-spacing:2px}
    .header-sub{font-size:15px;letter-spacing:4px}
    .hud{padding:18px 14px}
    .price-grid{gap:6px}
    .pc-price{font-size:22px}
    .pc-name{font-size:11px}
    .exec-btn{font-size:13px;letter-spacing:2px;padding:14px}
    .trk-title{font-size:14px;letter-spacing:2px}
    .radar-wrap{width:110px;height:110px}
    .pay-btn{font-size:13px;letter-spacing:2px}
}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--cyan-dim);border-radius:2px}