*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:#0f172a;color:#cbd5e1;line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:#22c55e;text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.w{max-width:1100px;margin:0 auto;padding:0 24px}
.hdr{background:#1e293b;border-bottom:1px solid #334155;position:sticky;top:0;z-index:100}
.hdr .w{display:flex;align-items:center;gap:20px;height:56px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.logo img{height:36px;width:auto}
.logo span{font-size:11px;color:#64748b;font-weight:700;border:1px solid #334155;padding:2px 8px;border-radius:4px}
.nb{display:none;background:none;border:none;color:#f1f5f9;font-size:24px;cursor:pointer;padding:4px;margin-left:auto}
.nav{display:flex;gap:2px;margin-left:auto}
.nav a{color:#94a3b8;text-decoration:none;font-size:14px;font-weight:600;padding:8px 16px;border-radius:8px;transition:.15s;white-space:nowrap}
.nav a:hover{color:#f1f5f9;background:rgba(255,255,255,.06)}.nav a.on{color:#22c55e;background:rgba(34,197,94,.1)}
@media(max-width:768px){.nb{display:block}.nav{display:none;position:absolute;top:56px;left:0;right:0;background:#1e293b;border-bottom:1px solid #334155;flex-direction:column;padding:8px 16px 16px;margin-left:0}.nav.open{display:flex}.nav a{padding:12px 8px;font-size:16px}}
.hero{padding:56px 0 40px;text-align:center}
.hero h1{font-size:36px;font-weight:800;color:#f1f5f9;line-height:1.25;margin-bottom:16px;letter-spacing:-.5px}
.hero p{font-size:17px;color:#94a3b8;max-width:640px;margin:0 auto 28px;line-height:1.6}
@media(max-width:600px){.hero h1{font-size:26px}.hero p{font-size:15px}}
.btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;border-radius:10px;font-size:15px;font-weight:700;text-decoration:none;transition:.2s;border:2px solid transparent;cursor:pointer}
.btn:hover{text-decoration:none}
.bg{background:#22c55e;color:#052e16;border-color:#22c55e}
.bg:hover{background:#16a34a;border-color:#16a34a;transform:translateY(-2px);box-shadow:0 8px 24px rgba(34,197,94,.2)}
.bo{background:transparent;color:#f1f5f9;border-color:#475569}
.bo:hover{border-color:#22c55e;color:#22c55e}
.bs{padding:11px 22px;font-size:13px}
.ct h2{font-size:26px;font-weight:700;color:#f1f5f9;margin:48px 0 16px;line-height:1.3}
.ct h3{font-size:18px;font-weight:700;color:#f1f5f9;margin:32px 0 12px}
.ct p{margin-bottom:16px}.ct ul,.ct ol{margin:0 0 16px 20px}.ct li{margin-bottom:8px}.ct li strong{color:#f1f5f9}
.sb{display:flex;gap:40px;align-items:flex-start;margin:36px 0}
.sb-t{flex:1 1 0;min-width:0}.sb-p{flex:0 0 232px}
.sb.rv{flex-direction:row-reverse}
.sb-t h2:first-child,.sb-t h3:first-child{margin-top:0}
@media(max-width:700px){.sb,.sb.rv{flex-direction:column;align-items:center;gap:24px}.sb-p{flex:0 0 auto;width:200px;order:-1}}
.tw{overflow-x:auto;margin:16px 0;border-radius:12px;border:1px solid #334155}
table{width:100%;border-collapse:collapse;font-size:14px}
th{background:#283548;color:#f1f5f9;padding:12px 16px;text-align:left;font-weight:700}
td{padding:12px 16px;border-top:1px solid #334155}tr:hover td{background:rgba(255,255,255,.02)}td strong{color:#f1f5f9}
.pc{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0}@media(max-width:580px){.pc{grid-template-columns:1fr}}
.pro,.con{background:#1e293b;border-radius:12px;padding:20px}
.pro{border-left:4px solid #22c55e}.con{border-left:4px solid #ef4444}
.pro h3,.con h3{margin:0 0 10px;font-size:15px;color:#f1f5f9}
.pro ul,.con ul{list-style:none;margin:0;padding:0}
.pro li::before{content:"\2713  ";color:#22c55e;font-weight:700}.con li::before{content:"\2717  ";color:#ef4444;font-weight:700}
.pro li,.con li{margin-bottom:5px;font-size:14px}
.faq{margin:28px 0}details{background:#1e293b;border-radius:12px;margin-bottom:8px;border:1px solid #334155}
summary{padding:16px 20px;font-weight:700;color:#f1f5f9;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-size:15px}
summary::after{content:"+";font-size:20px;color:#22c55e;transition:.2s}details[open] summary::after{transform:rotate(45deg)}
summary::-webkit-details-marker{display:none}
.fa{padding:0 20px 16px;color:#94a3b8;font-size:14px;line-height:1.65}
.ic{background:#1e293b;border-radius:12px;padding:20px 24px;margin:24px 0;border-left:4px solid #22c55e}
.ic p{margin-bottom:6px;font-size:15px}.ic p:last-child{margin-bottom:0}.ic strong{color:#f1f5f9}
.steps{counter-reset:s;list-style:none;margin:16px 0;padding:0}
.steps li{counter-increment:s;display:flex;gap:14px;margin-bottom:14px;align-items:flex-start}
.steps li::before{content:counter(s);background:#22c55e;color:#052e16;min-width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;flex-shrink:0}
.ftr{background:#1e293b;border-top:1px solid #334155;padding:24px 0;margin-top:48px;text-align:center;font-size:12px;color:#64748b}
.ftr nav{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-bottom:12px}
.ftr nav a{color:#64748b;font-size:13px;text-decoration:none}.ftr nav a:hover{color:#22c55e}
.ftr .d{max-width:560px;margin:10px auto 0;line-height:1.5;opacity:.6}