@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: Inter, sans-serif; background: #f5f7fa; color: #2b2b2b; }
.logo{width:160px;margin-bottom:20px}
/* HERO */
.hero {
    background: linear-gradient(135deg, #0c54a3, #1e8ce6);
    color: white;
    padding: 90px 20px;
}

.hero-inner {
    max-width: 1250px;
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.hero-text h1 {
    font-size: 58px;
    font-weight: 800;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 20px;
    opacity: 0.95;
    margin-bottom: 18px;
}

.tagline {
    font-size: 16px;
    opacity: 0.8;
    margin-bottom: 30px;
}

.btn-primary {
    background: white;
    color: #0c54a3;
    padding: 14px 30px;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: 0.2s;
    display: inline-block;
}

.btn-primary:hover {
    background: #eaf5ff;
}

.hero-illustration img {
    width: 480px;
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 12px 25px rgba(0,0,0,0.15);
}

/* NAV */
.nav {
    position: sticky;
    top: 0;
    background: white;
    padding: 14px;
    display: flex;
    justify-content: center;
    gap: 28px;
    font-weight: 600;
    border-bottom: 1px solid #e1e1e1;
    z-index: 20;
}

.nav a {
    text-decoration: none;
    color: #0c54a3;
}

.nav a:hover { text-decoration: underline; }

/* SECTION BASE */
.section {
    max-width: 1200px;
    margin: 70px auto;
    padding: 0 20px;
}

.section h2 {
    font-size: 30px;
    margin-bottom: 20px;
    color: #0c54a3;
}

/* LEAD */
.lead { font-size: 20px; max-width: 800px; margin-bottom: 30px; }

/* GRID */
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 26px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }

/* CARD */
.card {
    background: white;
    padding: 26px;
    border-radius: 16px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.07);
    transition: 0.25s;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 30px rgba(0,0,0,0.12);
}

.icon-card { text-align: center; }
.icon {
    width: 46px;
    height: 46px;
    color: #1e8ce6;
    margin-bottom: 14px;
}

/* TIMELINE */
.timeline {
    border-left: 4px solid #1e8ce6;
    padding-left: 20px;
}

.tl-item { margin-bottom: 30px; }
.tl-item h3 { font-size: 22px; margin-bottom: 8px; color: #0c54a3; }

/* ANIMATIONS */
.fade { opacity: 0; transform: translateY(40px); transition: 0.8s all; }
.fade.visible { opacity: 1; transform: translateY(0); }

/* FOOTER */
.footer {
    background: #e9eef4;
    padding: 30px;
    text-align: center;
    margin-top: 80px;
    font-weight: 500;
}