:root{
    --blue1: #0d47a1;
    --blue2: #1976d2;
    --text-muted: #5f6368;
    font-family: "Inter", Arial, sans-serif;
}

/* RESET */
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body{
    background: #f7f9fc;
    color: #0b1227;
}

/* HERO */
.hero{
    background: linear-gradient(135deg, var(--blue1), var(--blue2));
    color: white;
    padding: 60px 20px 70px;
}

.container{
    max-width: 900px;
    margin: 0 auto;
}

.back-link{
    color: rgba(255,255,255,0.9);
    font-size: 15px;
    text-decoration: none;
    display: inline-block;
    margin-bottom: 25px;
    transition: transform 0.3s ease;
}

.back-link:hover{
    text-decoration: underline;
    transform: scale(1.1);
}

.hero h1{
    font-size: 42px;
    margin-bottom: 10px;
}

.subtitle{
    font-size: 18px;
    opacity: 0.9;
}

/* CONTENT */
.content{
    padding: 50px 20px;
    font-size: 18px;
    line-height: 1.75;
    color: var(--text-muted);
}

.content p{
    margin-bottom: 26px;
}

.content strong{
    color: #0b1227;
}

/* RESPONSIVE */
@media (max-width: 700px){

    .hero h1{
        font-size: 32px;
    }

    .subtitle{
        font-size: 16px;
    }

    .content{
        font-size: 16px;
    }
}

.sections-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.section-card {
    background: white;
    border-radius: 20px;
    padding: 20px;
    text-align: center;
    text-decoration: none;
    color: #0b1227;
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.section-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 15px;
    margin-bottom: 15px;
}

.section-card h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.section-card p {
    font-size: 15px;
    color: #5f6368;
}

.section-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

@media (max-width: 900px) {
    .sections-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .sections-grid {
        grid-template-columns: 1fr;
    }
}