body {
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(120deg, #e0eafc 0%, #cfdef3 100%);
    color: #333;
}

header {
    position: relative;
    height: 320px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(78,84,200,0.1);
    border-radius: 0 0 24px 24px;
}
.header-bg {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100%; height: 100%;
    z-index: 1;
}
.header-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7) blur(1px);
}
.header-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(120deg, rgba(78,84,200,0.7) 0%, rgba(143,148,251,0.5) 100%);
    z-index: 2;
}
.header-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: #fff;
    padding-top: 60px;
}
.header-content h1 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
    text-shadow: 0 2px 12px rgba(78,84,200,0.3);
}
.subtitle {
    font-size: 1.3rem;
    font-weight: 400;
    margin-top: 0.5rem;
    letter-spacing: 1px;
    text-shadow: 0 1px 8px rgba(78,84,200,0.2);
}

main {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
}
.intro {
    background: rgba(255,255,255,0.95);
    border-radius: 16px;
    box-shadow: 0 2px 16px rgba(78,84,200,0.10);
    padding: 2rem;
    margin-bottom: 2rem;
    text-align: center;
    backdrop-filter: blur(1px);
}
.features {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}
.feature-card {
    background: linear-gradient(120deg, #f6d365 0%, #fda085 100%);
    border-radius: 16px;
    box-shadow: 0 2px 16px rgba(253,160,133,0.14);
    padding: 1.5rem 1rem 1rem 1rem;
    width: 270px;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
}
.feature-card:hover {
    transform: translateY(-8px) scale(1.04);
    box-shadow: 0 8px 32px rgba(78,84,200,0.22);
}
.feature-img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 8px rgba(78,84,200,0.10);
}
footer {
    text-align: center;
    padding: 1rem;
    background: #4e54c8;
    color: #fff;
    margin-top: 3rem;
    border-radius: 0 0 12px 12px;
}
@media (max-width: 700px) {
    .features {
        flex-direction: column;
        gap: 1.5rem;
    }
    .feature-card {
        width: 100%;
    }
    header {
        height: 200px;
    }
    .header-content h1 {
        font-size: 2rem;
    }
}