:root{--bg:#0f1117;--bg-soft:#14161f;--card:#1a1d27;--card-border:#262a38;--text:#e7e8ec;--text-dim:#9599a8;--accent-a:#8b5cf6;--accent-b:#4f46e5}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);margin:0;font-family:Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,Malgun Gothic,sans-serif;line-height:1.6}a{color:inherit}.container{max-width:1120px;margin:0 auto;padding:0 24px}.site-header{z-index:50;border-bottom:1px solid var(--card-border);-webkit-backdrop-filter:blur(12px);background:#14161fc7;justify-content:space-between;align-items:center;padding:20px 0;display:flex;position:sticky;top:0}.site-header__inner{justify-content:space-between;align-items:center;width:100%;max-width:1120px;margin:0 auto;padding:0 24px;display:flex}.logo{letter-spacing:-.4px;background:linear-gradient(90deg, var(--accent-a), var(--accent-b));color:#0000;-webkit-background-clip:text;background-clip:text;font-size:20px;font-weight:800;text-decoration:none}.site-nav{align-items:center;gap:24px;display:flex}.site-nav a{color:var(--text-dim);font-size:14px;font-weight:600;text-decoration:none}.site-nav a:hover{color:var(--text)}.lang-links{color:var(--text-dim);gap:8px;font-size:13px;display:flex}.lang-links a{border:1px solid var(--card-border);border-radius:999px;padding:4px 8px;text-decoration:none}.lang-links a[aria-current=true]{color:var(--text);border-color:var(--accent-a)}.btn{cursor:pointer;border:none;border-radius:10px;padding:12px 22px;font-size:14px;font-weight:700;text-decoration:none;transition:transform .15s,filter .15s,background .15s,border-color .15s;display:inline-block}.btn--primary{background:linear-gradient(90deg, var(--accent-a), var(--accent-b));color:#fff}.btn--primary:hover{filter:brightness(1.12);transform:scale(1.04)}.btn--primary:active{filter:brightness(.97);transform:scale(.98)}.btn--ghost{background:var(--bg-soft);border:1px solid var(--card-border);color:var(--text)}.btn--ghost:hover{background:linear-gradient(90deg, var(--accent-a), var(--accent-b));color:#fff;border-color:#0000;transform:scale(1.03)}.btn--ghost:active{transform:scale(.98)}.hero{text-align:center;padding:96px 0 72px}.hero h1{letter-spacing:-1px;margin:0 0 20px;font-size:48px;font-weight:800;line-height:1.2}.hero h1 .accent{background:linear-gradient(90deg, var(--accent-a), var(--accent-b));color:#0000;-webkit-background-clip:text;background-clip:text}.hero p{color:var(--text-dim);max-width:620px;margin:0 auto 36px;font-size:18px}.hero-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.hero .btn--primary{padding:15px 28px;font-size:16px}.hero-note{color:var(--text-dim);flex-wrap:wrap;justify-content:center;align-items:center;gap:10px 20px;margin-top:44px;font-size:13px;display:flex}.hero-note__item{white-space:nowrap}.hero-note__sep{color:var(--card-border)}section{border-top:1px solid var(--card-border);padding:72px 0}.section-title{letter-spacing:-.5px;text-align:center;margin:0 0 12px;font-size:32px;font-weight:800}.section-desc{text-align:center;color:var(--text-dim);max-width:640px;margin:0 auto 48px;font-size:15.5px}.feature-grid{grid-template-columns:repeat(2,1fr);gap:24px;display:grid}.feature-card{background:var(--card);border:1px solid var(--card-border);border-radius:16px;padding:28px}.feature-card__icon{background:linear-gradient(135deg, var(--accent-a), var(--accent-b));border-radius:10px;width:40px;height:40px;margin-bottom:16px}.feature-card h3{margin:0 0 10px;font-size:19px}.feature-card p{color:var(--text-dim);margin:0;font-size:14.5px}.spec-table-wrap{border:1px solid var(--card-border);border-radius:12px;overflow-x:auto}table.spec-table{border-collapse:collapse;width:100%;font-size:14px}.spec-table th,.spec-table td{text-align:left;border-bottom:1px solid var(--card-border);white-space:nowrap;padding:14px 18px}.spec-table th{background:var(--bg-soft);color:var(--text-dim);text-transform:uppercase;letter-spacing:.03em;font-size:12.5px;font-weight:700}.spec-table tr:last-child td{border-bottom:none}.spec-badge{color:#fff;background:linear-gradient(90deg, var(--accent-a), var(--accent-b));border-radius:999px;margin-left:8px;padding:2px 8px;font-size:10.5px;font-weight:800;display:inline-block}.spec-callout{color:var(--text);background:#8b5cf61a;border:1px solid #8b5cf64d;border-radius:10px;margin-top:20px;padding:16px 20px;font-size:14px}.steps{grid-template-columns:repeat(3,1fr);gap:24px;display:grid}.step-card{text-align:center;padding:8px}.step-card__num{background:linear-gradient(135deg, var(--accent-a), var(--accent-b));color:#fff;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;margin:0 auto 16px;font-weight:800;display:flex}.step-card h3{margin:0 0 8px;font-size:17px}.step-card p{color:var(--text-dim);margin:0;font-size:14px}.faq-list{flex-direction:column;gap:10px;max-width:760px;margin:0 auto;display:flex}.faq-item{background:var(--card);border:1px solid var(--card-border);border-radius:12px;padding:4px 20px}.faq-item summary{cursor:pointer;justify-content:space-between;align-items:center;padding:16px 0;font-size:15px;font-weight:700;list-style:none;display:flex}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";color:var(--text-dim);font-size:20px;font-weight:400}.faq-item[open] summary:after{content:"−"}.faq-item p{color:var(--text-dim);margin:0 0 18px;font-size:14.5px}.cta-final{text-align:center}.cta-final h2{margin:0 0 16px;font-size:30px}.cta-final p{color:var(--text-dim);margin:0 0 28px}.site-footer{border-top:1px solid var(--card-border);text-align:center;color:var(--text-dim);padding:32px 0;font-size:13px}@media (width<=860px){.feature-grid,.steps{grid-template-columns:1fr}.hero h1{font-size:34px}.site-nav{display:none}}