:root {
    --bg: #ffffff;
    --text: #1a1a1a;
    --primary: #4c57e7;
    --primary-dark: #3d45b8;
    --secondary: #9aa3ff;
    --card-bg: #f7f8ff;
    --radius: 14px;
    --transition: 0.25s ease;
}

body {
    margin: 0;
    font-family: 'Inter', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, #4c57e7, #7a84ff);
    color: #fff;
    padding: 110px 20px;
    text-align: center;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.subtitle {
    opacity: 0.9;
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 25px;
}

.cta-button {
    background: #fff;
    color: var(--primary-dark);
    padding: 14px 28px;
    font-size: 1.1rem;
    border-radius: var(--radius);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 600;
}

.cta-button:hover {
    background: #dfe2ff;
}

/* Content Sections */
.section {
    max-width: 1000px;
    margin: 60px auto;
    padding: 0 20px;
}

.section h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: var(--radius);
    box-shadow: 0 4px 12px rgba(0,0,0,0.07);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 18px rgba(0,0,0,0.1);
}

/* CTA section */
.section-cta {
    text-align: center;
}

.section-cta .large {
    font-size: 1.2rem;
    padding: 18px 36px;
}

/* Footer */
footer {
    text-align: center;
    padding: 30px;
    margin-top: 60px;
    font-size: 0.9rem;
    color: #777;
}

/* Fade-in animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.8s forwards;
}

.fade-in:nth-child(2) { animation-delay: 0.1s; }
.fade-in:nth-child(3) { animation-delay: 0.2s; }
.fade-in:nth-child(4) { animation-delay: 0.3s; }

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: none;
    }
}