:root{
    --bg:#f6f7fb;
    --white:#ffffff;
    --text:#111827;
    --muted:#6b7280;
    --line:#ececec;
    --dark:#111111;
    --accent:#6c4ce6;
    --shadow:0 8px 24px rgba(0,0,0,.06);
    --radius:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

.topbar{background:#fff;border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;min-height:42px;font-size:13px;color:#333}
.topbar-right{display:flex;gap:18px}

.marquee{width:100%;overflow:hidden;white-space:nowrap;background:#fff;border-bottom:1px solid var(--line);padding:.85rem 0}
.marquee-track{display:inline-flex;gap:2.5rem;animation:marquee 22s linear infinite;font-size:15px;letter-spacing:.5px;text-transform:uppercase}
.marquee-track span:hover{color:var(--accent)}
@keyframes marquee{
    0%{transform:translateX(0)}
    100%{transform:translateX(-50%)}
}

.header{position:sticky;top:0;z-index:20;background:#fff;box-shadow:0 5px 50px -10px rgba(0,0,0,.05)}
.header-inner{display:flex;justify-content:space-between;align-items:center;min-height:80px}
.logo{font-size:28px;font-weight:700}
.nav{display:flex;gap:24px;font-size:14px}
.header-actions{display:flex;gap:10px}

.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 16px;border-radius:10px;font-size:14px;border:1px solid transparent;transition:.2s ease}
.btn-dark{background:#000;color:#fff}
.btn-dark:hover{background:#1a1a1a}
.btn-light{background:#fff;color:#111;border-color:#ddd}
.btn-light:hover{border-color:#bbb}

.hero{padding:60px 0}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}
.hero-content,.hero-card,.card,.contact-box{background:#fff;border-radius:20px;box-shadow:var(--shadow)}
.hero-content{padding:38px}
.hero-content h1{font-size:46px;line-height:1.1;margin:10px 0 18px}
.hero-content p{font-size:17px;color:var(--muted);max-width:700px}
.eyebrow{display:inline-block;padding:8px 12px;border-radius:999px;background:#f3f4f6;font-size:12px;font-weight:700;letter-spacing:.4px;text-transform:uppercase}
.hero-buttons{display:flex;gap:12px;margin-top:24px}
.hero-mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px}
.hero-mini-stats div{background:#fafafa;border:1px solid var(--line);border-radius:14px;padding:16px}
.hero-mini-stats strong{display:block;font-size:18px;margin-bottom:6px}
.hero-mini-stats span{font-size:13px;color:var(--muted)}

.hero-card{padding:28px}
.hero-card-top{font-size:20px;font-weight:700;margin-bottom:18px}
.hero-card-body{display:grid;gap:14px}
.hero-stat{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fafafa}
.hero-stat span{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.hero-stat strong{font-size:16px}

.section{padding:60px 0}
.section.alt{background:#f1f3f8}
.section-head{margin-bottom:24px}
.section-head h2{font-size:34px;margin:10px 0 0}
.cards{display:grid;gap:20px}
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards-4{grid-template-columns:repeat(4,1fr)}
.card{padding:26px}
.package-card.featured{border:2px solid var(--accent)}
.package-card ul{padding-left:18px;color:var(--muted)}
.feature-card h3,.demo-card h3,.package-card h3{margin-top:0}

.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.timeline-item{background:#fff;border-radius:16px;padding:22px;box-shadow:var(--shadow);text-align:center}
.timeline-item strong{display:block;font-size:26px;margin-bottom:10px}

.contact-box{display:flex;justify-content:space-between;align-items:center;padding:30px}
.contact-actions{display:flex;gap:12px}

.footer{background:#fff;border-top:1px solid var(--line);padding:26px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center}
.footer-links{display:flex;gap:16px}

@media(max-width:1024px){
    .hero-grid,.cards-3,.cards-4,.timeline,.hero-mini-stats{grid-template-columns:1fr 1fr}
    .nav{display:none}
}
@media(max-width:720px){
    .hero-grid,.cards-3,.cards-4,.timeline,.hero-mini-stats,.contact-box,.footer-inner{grid-template-columns:1fr;display:grid}
    .header-inner{gap:14px;min-height:auto;padding:16px 0}
    .header-actions{width:100%;display:grid;grid-template-columns:1fr 1fr}
    .hero-content h1{font-size:34px}
    .topbar-inner{flex-direction:column;gap:8px;padding:10px 0}
}