:root {
    --primary: #0062ff;
    --primary-dark: #004dc9;
    --secondary: #f4f7fa;
    --text-dark: #1a1f36;
    --text-light: #697386;
    --white: #ffffff;
    --accent: #ffdf00;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', sans-serif; color: var(--text-dark); line-height: 1.6; background: var(--white); overflow-x: hidden; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }

/* Navbar */
.navbar { height: 80px; display: flex; align-items: center; background: rgba(255,255,255,0.9); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 100; border-bottom: 1px solid #eee; }
.navbar .container { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.logo { font-size: 1.5rem; font-weight: 800; color: var(--text-dark); }
.logo span { color: var(--primary); }
.btn-nav { background: var(--primary); color: white; padding: 0.6rem 1.2rem; border-radius: 8px; text-decoration: none; font-weight: 600; font-size: 0.9rem; transition: 0.3s; }
.btn-nav:hover { background: var(--primary-dark); }

/* Hero */
.hero { padding: 100px 0; background: radial-gradient(circle at top right, #eef4ff, #fff); text-align: center; }
.badge { display: inline-block; background: #e0ebff; color: var(--primary); padding: 0.4rem 1rem; border-radius: 50px; font-size: 0.8rem; font-weight: 600; margin-bottom: 1.5rem; }
.hero h1 { font-size: 3.5rem; line-height: 1.1; font-weight: 800; margin-bottom: 1.5rem; color: var(--text-dark); }
.hero h1 span { color: var(--primary); }
.hero p { font-size: 1.25rem; color: var(--text-light); max-width: 700px; margin: 0 auto 2.5rem; }
.cta-group { display: flex; justify-content: center; gap: 1rem; }
.btn-primary { background: var(--primary); color: white; padding: 1rem 2rem; border-radius: 8px; text-decoration: none; font-weight: 600; font-size: 1.1rem; transition: 0.3s; border: none; cursor: pointer; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn-secondary { background: white; color: var(--text-dark); padding: 1rem 2rem; border-radius: 8px; text-decoration: none; font-weight: 600; font-size: 1.1rem; transition: 0.3s; border: 1px solid #ddd; cursor: pointer; }
.btn-secondary:hover { background: var(--secondary); }

/* Features */
.features { padding: 100px 0; background: white; }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-header h2 { font-size: 2.5rem; font-weight: 800; margin-bottom: 1rem; }
.section-header p { color: var(--text-light); font-size: 1.1rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.card { padding: 3rem 2rem; background: var(--secondary); border-radius: 20px; transition: 0.3s; border: 1px solid transparent; text-align: center; }
.card:hover { transform: translateY(-10px); border-color: var(--primary); background: white; box-shadow: 0 20px 40px rgba(0,0,0,0.05); }
.card .icon { font-size: 3rem; margin-bottom: 1.5rem; display: block; }
.card h3 { font-size: 1.5rem; margin-bottom: 1rem; }
.card p { color: var(--text-light); }

/* Download Section */
.download-section { padding: 100px 0; background: #f8fafc; }
.download-box { background: var(--text-dark); color: white; padding: 4rem 3rem; border-radius: 30px; text-align: center; max-width: 800px; margin: 0 auto; box-shadow: 0 30px 60px rgba(0,0,0,0.2); }
.download-box h2 { font-size: 2.5rem; margin-bottom: 1rem; }
.download-box p { color: #94a3b8; margin-bottom: 2rem; font-size: 1.1rem; }
.download-form { display: flex; gap: 1rem; max-width: 500px; margin: 0 auto; }
.download-form input { flex: 1; padding: 1rem; border-radius: 8px; border: none; font-size: 1rem; }
.download-form button { padding: 1rem 2rem; border-radius: 8px; font-weight: 600; cursor: pointer; }
.footer-note { margin-top: 1.5rem; font-size: 0.85rem; color: #64748b; }

footer { padding: 40px 0; text-align: center; color: var(--text-light); font-size: 0.9rem; border-top: 1px solid #eee; }

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .cta-group { flex-direction: column; }
    .download-form { flex-direction: column; }
}