:root {
    --azure-dark: #003366;
    --azure-primary: #0078D4;
    --azure-light: #E5F1FB;
    --text-dark: #1a1a1a;
    --card-bg: #ffffff;
}

/* GLOBAL */
body {
    margin: 0;
    font-family: Segoe UI, Arial, sans-serif;
    background: var(--azure-light);
    color: var(--text-dark);
}

h2 {
    color: var(--azure-dark);
    border-left: 6px solid var(--azure-primary);
    padding-left: 12px;
    margin-top: 40px;
}

/* HERO (HOME PAGE) */
.hero {
    background: linear-gradient(135deg, var(--azure-light), var(--azure-primary));
    color: white;
    padding: 70px 40px;
    text-align: center;
    animation: fadeIn 1.2s ease;
}

.hero-title {
    margin: 0;
    font-size: 2.6rem;
    font-weight: 600;
}

.hero-subtitle {
    margin-top: 10px;
    font-size: 1.2rem;
    opacity: 0.9;
}

/* SMALL HERO (SUB‑PAGES) */
.small-hero {
    padding: 40px 30px;
    background: linear-gradient(135deg, var(--azure-light), var(--azure-primary));
}

/* CONTENT AREA */
.content {
    max-width: 1100px;
    margin: 40px auto;
    background: white;
    padding: 40px 50px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* BACK TO HOME BUTTON */
.back-home {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--azure-primary);
    color: white;
    padding: 10px 18px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 20px;
    transition: background 0.25s ease, transform 0.25s ease;
}

.back-home:hover {
    background: #005fa3;
    transform: translateY(-2px);
}

.back-icon {
    width: 20px;
    height: 20px;
}

/* CARD GRID */
.card-grid {
    max-width: 1100px;
    margin: 40px auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
    padding: 0 20px;
}

.card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-dark);
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    animation: fadeInUp 0.8s ease;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 18px rgba(0,0,0,0.15);
}

.card-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 15px;
}

/* DOWNLOAD BUTTON */
.download-btn {
    display: inline-block;
    padding: 12px 22px;
    background: var(--azure-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    margin-top: 20px;
    transition: background 0.25s ease, transform 0.25s ease;
}

.download-btn:hover {
    background: #005fa3;
    transform: translateY(-2px);
}

/* ANIMATIONS */
.fade-in {
    animation: fadeIn 1s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* FOOTER */
footer {
    text-align: center;
    padding: 25px;
    background: var(--azure-dark);
    color: white;
    margin-top: 40px;
}