:root{--bg:#0a0a16;--surface:rgba(255,255,255,0.04);--surface2:rgba(255,255,255,0.07);--border:rgba(255,255,255,0.09);--accent:#7c6cf0;--accent2:#9d8cf8;--accent-glow:rgba(124,108,240,0.25);--text:#f0f0f8;--text2:#c0c0d0;--text-dim:#8a8aa8;--radius:16px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}.container{max-width:1080px;margin:0 auto;padding:0 24px}.container-narrow{max-width:760px}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:10;background:rgba(10,10,22,.85);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.nav-inner{justify-content:space-between;height:64px}.logo,.nav-inner{display:flex;align-items:center}.logo{gap:10px;font-weight:700;font-size:18px}.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:9px;font-size:16px}.btn,.logo-mark{background:linear-gradient(135deg,var(--accent),var(--accent2))}.btn{display:inline-block;color:#fff;text-decoration:none;font-weight:600;padding:14px 28px;border-radius:12px;transition:transform .15s ease,box-shadow .15s ease;box-shadow:0 4px 24px var(--accent-glow)}.btn:hover{transform:translateY(-2px);box-shadow:0 8px 32px var(--accent-glow)}.btn-small{padding:9px 18px;font-size:14px}.btn-ghost{background:var(--surface);border:1px solid var(--border);box-shadow:none}.btn-ghost:hover{background:var(--surface2);box-shadow:none}.hero{padding:110px 0 90px;text-align:center;background:radial-gradient(ellipse 70% 55% at 50% 0,var(--accent-glow),transparent)}h1{font-size:clamp(36px,6vw,60px);line-height:1.12;letter-spacing:-.02em;margin-bottom:22px}.grad{background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}.lead{max-width:640px;margin:0 auto 36px;font-size:19px;color:var(--text2)}.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.section{padding:84px 0}.section-alt{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}h2{font-size:clamp(26px,4vw,38px);letter-spacing:-.01em;text-align:center;margin-bottom:48px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:20px;gap:20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:background .15s ease}.card:hover{background:var(--surface2)}.card-icon{font-size:30px;margin-bottom:14px}.card h3{font-size:18px;margin-bottom:8px}.card p{color:var(--text2);font-size:15px}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:32px;gap:32px}.step{text-align:center}.step-n{width:52px;height:52px;margin:0 auto 18px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));font-size:22px;font-weight:700}.step h3{font-size:18px;margin-bottom:8px}.step p{color:var(--text2);font-size:15px}.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px 22px;margin-bottom:12px}.faq-item summary{cursor:pointer;font-weight:600;font-size:16px;list-style:none;position:relative;padding-right:28px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);color:var(--accent2);font-size:22px;font-weight:400}.faq-item[open] summary:after{content:"–"}.faq-item p{margin-top:12px;color:var(--text2);font-size:15px}.footer{border-top:1px solid var(--border);padding:28px 0}.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;color:var(--text-dim);font-size:14px}.footer a{color:var(--text2);text-decoration:none}.footer a:hover{color:var(--text)}