.product-section {
    position: relative;
    background:
        radial-gradient(ellipse at 18% 12%, rgba(20, 80, 115, 0.22), transparent 50%),
        radial-gradient(ellipse at 82% 88%, rgba(56, 189, 248, 0.12), transparent 45%),
        #030914;
    border-block: 1px solid rgba(90, 200, 230, 0.16);
    overflow: hidden;
}

.product-section::before {
    content: '';
    position: absolute;
    width: 650px;
    height: 650px;
    left: -200px;
    top: 25%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56, 239, 239, 0.12) 0%, transparent 70%);
    filter: blur(100px);
    pointer-events: none;
}

.product-heading {
    position: relative;
    z-index: 2;
    margin-bottom: 48px;
    text-align: center;
}

.product-heading h2 {
    color: #ffffff;
    font-size: clamp(1.8rem, 3.2vw, 2.9rem);
    font-weight: 800;
    line-height: 1.65;
    letter-spacing: -0.03em;
    text-shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
}

.product-heading p {
    display: inline-block;
    margin-top: 14px;
    padding: 6px 18px;
    border: 1px solid rgba(56, 239, 239, 0.35);
    border-radius: 999px;
    background: rgba(14, 45, 68, 0.45);
    color: var(--cyan, #38efef);
    font-size: clamp(0.85rem, 1.2vw, 1rem);
    font-weight: 600;
    box-shadow: 0 0 25px rgba(56, 239, 239, 0.15);
    backdrop-filter: blur(10px);
}

.product-modules {
    display: grid;
    gap: 36px;
    position: relative;
    z-index: 2;
}

.product-module {
    min-width: 0;
    overflow: hidden;
    border: 1px solid rgba(90, 200, 230, 0.2);
    border-radius: 26px;
    background: linear-gradient(145deg, rgba(14, 38, 64, 0.78), rgba(4, 15, 28, 0.88));
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.12),
        0 24px 60px rgba(0, 3, 10, 0.55),
        0 0 35px rgba(56, 239, 239, 0.05);
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                border-color 0.35s ease,
                box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-module:hover {
    transform: translateY(-6px);
    border-color: rgba(99, 229, 236, 0.45);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        0 32px 80px rgba(0, 0, 0, 0.7),
        0 0 50px rgba(56, 239, 239, 0.18);
}

.module-header {
    position: relative;
    isolation: isolate;
    display: flex;
    align-items: flex-end;
    min-height: clamp(200px, 24vw, 290px);
    padding: 44px clamp(28px, 3.4vw, 46px) 32px;
}

.module-header img {
    position: absolute;
    inset: 0;
    z-index: -1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 45%;
    opacity: 0.38;
    filter: contrast(1.15) brightness(0.9);
    -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 35%, rgba(0, 0, 0, 0.6) 70%, transparent 100%);
    mask-image: linear-gradient(to bottom, #000 0%, #000 35%, rgba(0, 0, 0, 0.6) 70%, transparent 100%);
    transition: transform 0.75s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease;
}

.product-module:hover .module-header img {
    transform: scale(1.05);
    opacity: 0.46;
}

.module-header h3 {
    margin: 0;
    color: #e2ffff;
    font-size: clamp(1.3rem, 2vw, 1.9rem);
    font-weight: 800;
    line-height: 1.85;
    text-shadow: 0 4px 20px rgba(2, 8, 16, 0.95), 0 0 30px rgba(56, 239, 239, 0.25);
}

.module-content {
    min-width: 0;
    padding: 0 clamp(28px, 3.4vw, 46px) clamp(28px, 3.4vw, 44px);
}

.module-features {
    display: grid;
    gap: 16px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.module-features li {
    position: relative;
    padding-inline-start: 22px;
    color: #e1edf5;
    font-size: clamp(0.96rem, 1.15vw, 1.06rem);
    line-height: 2.25;
    overflow-wrap: anywhere;
    transition: color 0.25s ease, transform 0.25s ease;
}

.module-features li:hover {
    color: #ffffff;
    transform: translateX(-3px);
}

.module-features li::before {
    content: '';
    position: absolute;
    inset-inline-start: 0;
    top: 0.88em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cyan, #38efef);
    box-shadow: 0 0 10px var(--cyan, #38efef), 0 0 18px rgba(56, 239, 239, 0.4);
    transition: transform 0.25s ease, background 0.25s ease;
}

.module-features li:hover::before {
    transform: scale(1.4);
    background: #ffffff;
    box-shadow: 0 0 14px #ffffff, 0 0 24px var(--cyan, #38efef);
}

@media (max-width: 700px) {
    .product-heading { margin-bottom: 30px; }
    .product-modules { gap: 24px; }
    .module-header { min-height: 195px; padding: 32px 22px 24px; }
    .module-content { padding: 0 22px 28px; }
    .module-features { gap: 14px; }
    .module-features li { font-size: 0.92rem; line-height: 2.15; }
}