 Operating Systems Section
------------------------------ */

.os-section {
    padding: 3rem 3rem 6rem;
    margin-top: 0;
    margin-bottom: 0;
    background: #ffffff;
    color: #000000;
    position: relative;
    overflow: hidden;
}

@media (max-width: 768px) {
    .os-section {
        padding: 2rem 1.5rem 4rem;
    }
}

.os-container {
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 1;
    padding: 0 1.5rem;
    box-sizing: border-box;
}

@media (min-width: 640px) {
    .os-container {
        padding: 0 2rem;
    }
}

.os-layout {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4rem;
}

.os-header {
    text-align: center;
    margin-bottom: 0;
    max-width: 800px;
    margin: 0 auto;
}
.os-header {
    text-align: center;
}

.os-header h2 {
    font-size: 2rem;
    line-height: 1.2;
    font-weight: 700;
    margin: 0 0 1.25rem 0;
    letter-spacing: -0.02em;
    font-family: 'Poppins', sans-serif;
    color: #111827;
}

@media (min-width: 1024px) {
    .os-header h2 {
        font-size: 2.25rem;
    }
}

.os-header h2 .highlight {
    background: linear-gradient(to right, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    font-weight: 700;
    display: inline-block;
}

.os-header p {
    color: #4b5563;
    font-size: 1.15rem;
    line-height: 1.6;
    margin: 0;
}

.os-grid-wrapper {
    width: 100%;
}

.os-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 1.5rem;
    align-items: stretch;
}

@media (min-width: 768px) {
    .os-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .os-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1280px) {
    .os-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

.os-card {
    background: #ffffff;
    border-radius: 8px;
    padding: 2.5rem 1rem;
    text-align: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.os-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.os-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
}

.os-card:hover::before {
    opacity: 1;
}

.os-card::after {
    display: none;
}

.os-card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-bottom: 0.5rem;
}

.os-card-icon img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.os-card-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.os-card-content h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
    color: #111827;
}

.os-card-content p {
    font-size: 1.05rem;
    line-height: 1.6;
    margin: 0;
    color: #4b5563;
    font-weight: 400;
    white-space: normal;
}
