:root{--ks-bg:#0f172a;--ks-surface:#1e293b;--ks-primary:#00c7b7;--ks-accent:#4ade80;--ks-text:#f8fafc;--ks-muted:#94a3b8;--ks-border:#ffffff1a}.ks-body{background-color:var(--ks-bg);color:var(--ks-text);min-height:100vh;font-family:Inter,sans-serif;position:relative;overflow-x:hidden}.ks-background{z-index:0;pointer-events:none;background-image:linear-gradient(#ffffff08 1px,#0000 1px),linear-gradient(90deg,#ffffff08 1px,#0000 1px);background-size:40px 40px;position:fixed;inset:0;-webkit-mask-image:radial-gradient(circle,#000,#0000 80%);mask-image:radial-gradient(circle,#000,#0000 80%)}.ks-glow{z-index:0;background:radial-gradient(circle,#00c7b71a 0%,#0f172a00 70%);width:800px;height:800px;position:absolute;top:20%;left:50%;transform:translate(-50%,-50%)}.ks-wrapper{z-index:10;flex-direction:column;align-items:center;max-width:1200px;margin:0 auto;padding:80px 24px;display:flex;position:relative}.ks-header{text-align:center;flex-direction:column;margin-bottom:60px}.ks-guide-tag{color:var(--ks-primary);letter-spacing:2px;text-transform:uppercase;font-size:12px;font-weight:800}.ks-main-title{background:linear-gradient(#fff,#94a3b8);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin:16px 0 24px;font-size:clamp(2.5rem,8vw,4.5rem);font-weight:900;line-height:1.1}.ks-description{color:var(--ks-muted);max-width:700px;font-size:18px;line-height:1.6}.ks-card-grid{grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:32px;width:100%;max-width:900px;margin-bottom:80px;display:grid}.ks-card{border:1px solid var(--ks-border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#1e293b80;border-radius:32px;flex-direction:column;padding:40px;display:flex;position:relative}.ks-card.business{border:2px solid var(--ks-primary);background:#1e293bcc;box-shadow:0 0 50px #00c7b71a}.ks-recommended{background:var(--ks-primary);color:var(--ks-bg);border-radius:99px;padding:4px 12px;font-size:10px;font-weight:900;position:absolute;top:16px;right:16px}.ks-card-title{text-align:center;margin-bottom:8px;font-size:28px;font-weight:800}.ks-card-usage{color:var(--ks-primary);text-align:center;text-transform:uppercase;margin-bottom:32px;font-family:monospace;font-size:12px}.ks-card.business .ks-card-usage{color:var(--ks-accent)}.ks-feature-list{flex-grow:1;margin-bottom:40px;padding:0;list-style:none}.ks-feature-list li{color:#f8fafccc;align-items:flex-start;gap:12px;margin-bottom:16px;font-size:15px;display:flex}.ks-feature-list li svg{color:var(--ks-primary);flex-shrink:0;margin-top:4px}.ks-feature-list li.check-green svg{color:var(--ks-accent)}.ks-bottom-box{border-top:1px solid var(--ks-border);text-align:center;padding-top:24px}.ks-buy-btn{background:linear-gradient(135deg, var(--ks-primary), var(--ks-accent));width:100%;color:var(--ks-bg);cursor:pointer;border:none;border-radius:16px;margin-top:20px;padding:16px;font-size:16px;font-weight:800;transition:transform .2s}.ks-buy-btn:hover{filter:brightness(1.1);transform:scale(1.02)}.ks-why-section{border:1px solid var(--ks-border);background:#ffffff05;border-radius:40px;width:100%;max-width:1000px;padding:48px}.ks-why-title{text-align:center;margin-bottom:48px;font-size:32px;font-weight:800}.ks-why-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:40px;display:grid}.ks-why-item h3{color:var(--ks-primary);text-transform:uppercase;margin-bottom:12px;font-size:18px;font-weight:800}.ks-why-item p{color:var(--ks-muted);font-size:14px;line-height:1.6}