/* ================= GENERAL ================= */
body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, sans-serif;
    line-height: 1.7;
    color: #1f2a33;               /* dark blue-gray text */
    background-color: #eef3f7;    /* soft blue-gray background */
}

/* ================= HERO ================= */
.hero {
    background: linear-gradient(135deg, #1e6091, #168aad); /* blue → teal */
    color: #ffffff;
    padding: 65px 20px;
    text-align: center;
    position: relative;
}

.hero h1 {
    margin: 0;
    font-size: 2.3rem;
}

.hero p {
    margin-top: 10px;
    font-size: 1.1rem;
    opacity: 0.92;
}

.back-btn {
    position: absolute;
    left: 20px;
    top: 20px;
    text-decoration: none;
    color: #ffffff;
    font-size: 1.4rem;
}

.back-btn {
  position: absolute;
  top: 20px;
  left: 20px;
  background: #023160;
  color: white;
  text-decoration: none;
  padding: 10px 16px;
  font-size: 14px;
  border-radius: 6px;
  font-weight: 500;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

/* ================= SECTIONS ================= */
.section {
    max-width: 1000px;
    margin: 45px auto;
    padding: 0 20px;
}

.section h2 {
    color: #1e6091;  /* primary blue */
    margin-bottom: 12px;
}

/* ================= HIGHLIGHT ================= */
.highlight {
    background-color: #ffffff;
    padding: 35px 30px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(30, 96, 145, 0.12);
}

/* ================= MAP GRID ================= */
.image-grid {
    display: flex;             
    flex-direction: column;    
    gap: 22px;                 
    margin: 30px 0;
    align-items: center;       /* center images if they are smaller than container */
}

.image-grid img {
    max-width: 60%;            /* reduce the image width to 80% of container */
    height: auto;              /* maintain aspect ratio */
    border-radius: 10px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.image-grid img:hover {
    transform: scale(1.03);
    box-shadow: 0 10px 28px rgba(22, 138, 173, 0.35);
}

/* ================= RESPONSIVE ================= */
@media (max-width: 600px) {
    .image-grid img {
        max-width: 95%;        /* make images almost full-width on small screens */
    }
}


/* ================= LISTS ================= */
ul {
    padding-left: 22px;
}

ul li {
    margin-bottom: 9px;
}

/* ================= RESPONSIVE ================= */
@media (max-width: 600px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .section {
        margin: 30px auto;
    }
}