/* --- Base Footer Styles --- */
footer {
    position: relative;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding: 4rem 1rem 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
}

/* --- The Container --- */
.max-w-7xl {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    z-index: 1;
}

/* --- Centered Navigation Grid --- */
footer ul {
    display: grid;
    /* Desktop: 4 columns | Mobile: 2 columns */
    grid-template-columns: repeat(2, 1fr); 
    gap: 12px;
    width: 100%;
    max-width: 500px; /* Limits width on mobile for better look */
    list-style: none;
    padding: 0;
    margin: 0;
}

@media (min-width: 768px) {
    footer ul {
        grid-template-columns: repeat(4, auto);
        justify-content: center;
    }
}

/* --- Modern Mobile Buttons --- */
footer ul li a {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px 10px;
    font-size: 0.8rem;
    font-weight: 700;
    color: #475569;
    background: white;
    border: 1px solid #f1f5f9;
    border-radius: 16px;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

footer ul li a:active {
    transform: scale(0.95);
    background: #f8fafc;
}

@media (min-width: 768px) {
    footer ul li a:hover {
        color: #2563eb !important;
        border-color: #2563eb;
        transform: translateY(-5px);
        box-shadow: 0 10px 20px rgba(37, 99, 235, 0.1);
    }
}

/* --- Central Divider --- */
.w-16.h-1 {
    width: 40px;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #a855f7);
    border-radius: 10px;
    margin: 1rem 0;
}

/* --- Copyright Section --- */
.text-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.text-gray-500 {
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    color: #94a3b8;
}

.text-blue-600.font-bold {
    background: linear-gradient(90deg, #2563eb, #a855f7);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-size: 0.9rem;
}

/* --- Decorative Mobile Glow --- */
footer::after {
    content: "";
    position: absolute;
    bottom: -50px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.08) 0%, transparent 70%);
    z-index: 0;
}