:root{--bg:#fff;--text:#111;--muted:#666;--border:#e8e8e8}
*{box-sizing:border-box}body{margin:0;font-family:Inter,sans-serif;color:var(--text);background:#fff}
.nav{position:sticky;top:0;background:#ffffffdd;backdrop-filter:blur(10px);display:flex;justify-content:space-between;align-items:center;padding:18px 8%;border-bottom:1px solid var(--border)}
nav{display:flex;gap:16px;align-items:center}nav a{text-decoration:none;color:#333}
.logo{font-weight:800}
.hero{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding:80px 8%;align-items:center}
.badge{display:inline-block;background:#f5f5f5;padding:8px 14px;border-radius:999px}
h1{font-size:58px;line-height:1.05;margin:18px 0}
p{color:var(--muted);font-size:18px}
.btn{background:#111;color:#fff;padding:14px 22px;border-radius:12px;text-decoration:none;display:inline-block}
.ghost{background:#fff;color:#111;border:1px solid #111}
.big{padding:16px 28px}.actions{display:flex;gap:14px;margin-top:28px}
.screen{border:1px solid var(--border);border-radius:22px;padding:24px;box-shadow:0 20px 60px rgba(0,0,0,.08)}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.stats div{background:#fafafa;padding:18px;border-radius:14px}.stats b{display:block;font-size:28px}
.placeholder,.image-placeholder,.video{border:2px dashed #d9d9d9;padding:80px;text-align:center;border-radius:18px;color:#888}
.hero-image{width:100%;border-radius:12px;display:block}
.section{padding:90px 8%}h2{text-align:center;font-size:42px;margin-bottom:40px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{border:1px solid var(--border);padding:28px;border-radius:18px;transition:.25s}
.card:hover{transform:translateY(-6px);box-shadow:0 15px 35px rgba(0,0,0,.08)}
.preview{padding:40px 8%}
table{width:100%;border-collapse:collapse}td,th{border:1px solid var(--border);padding:16px;text-align:center}
.cta{text-align:center;padding:90px 8%;background:#fafafa}
.faq details{max-width:800px;margin:14px auto;border:1px solid var(--border);padding:18px;border-radius:14px}
@media(max-width:900px){.hero{grid-template-columns:1fr}.grid{grid-template-columns:1fr}h1{font-size:42px}.nav{flex-direction:column;gap:12px}nav{flex-wrap:wrap;justify-content:center}}
.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.6);display:none;justify-content:center;align-items:center;z-index:1000}
.modal-overlay.active{display:flex}
.modal-content{background:#fff;border-radius:16px;padding:32px;position:relative;max-width:600px;width:90%;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.modal-close{position:absolute;top:12px;right:16px;background:none;border:none;font-size:28px;cursor:pointer;color:#666;line-height:1}
.modal-close:hover{color:#111}
.video-container{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:18px}
.video-container iframe{position:absolute;top:0;left:0;width:100%;height:100%}
.carousel{position:relative;max-width:900px;margin:40px auto 0;overflow:hidden;border-radius:18px}
.carousel-track{display:flex;transition:transform .5s ease}
.carousel-track img{width:100%;aspect-ratio:16/9;object-fit:cover;flex-shrink:0}
.carousel-btn{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.9);border:none;width:44px;height:44px;border-radius:50%;font-size:20px;cursor:pointer;z-index:10;box-shadow:0 2px 8px rgba(0,0,0,.15);transition:background .2s}
.carousel-btn:hover{background:#fff}
.carousel-prev{left:12px}
.carousel-next{right:12px}
.carousel-dots{display:flex;justify-content:center;gap:10px;padding:16px 0}
.dot{width:10px;height:10px;border-radius:50%;background:#d9d9d9;cursor:pointer;transition:background .2s}
.dot.active{background:#111}