:root {
    --bg: #0f1b2b;
    --accent: #ff7a18;
    --muted: #f4f7fb;
    --text: #1f2a3b;
    --card: #ffffff;
    font-family: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    color: var(--text);
    background: #ffffff;
    line-height: 1.6;
}

.hero {
    background: 
        linear-gradient(135deg, #0a1929, #1e3a5f, #2d5aa0),
        linear-gradient(45deg, rgba(0,0,0,0.1) 25%, transparent 25%, transparent 75%, rgba(0,0,0,0.1) 75%),
        url('images/hero-transmission-bg.jpg?v=1') center/cover no-repeat;
    background-size: cover, 60px 60px, cover;
    color: #fff;
    padding: 3rem 6vw 6rem;
    position: relative;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.nav ul {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.nav a {
    color: #d6e1ff;
    text-decoration: none;
    font-weight: 600;
}

.logo {
    font-weight: 700;
    letter-spacing: 0.08em;
    font-size: 1.1rem;
}

.hero-content {
    max-width: 640px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    margin-bottom: 1rem;
}

.hero p {
    color: #c8d6ff;
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    padding: 0.9rem 1.6rem;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    transition: opacity 0.2s ease;
}

.btn:hover {
    opacity: 0.9;
}

.btn.secondary {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
}

.section {
    padding: 4rem 6vw;
}

.section.muted {
    background: var(--muted);
}

.section-heading {
    max-width: 640px;
    margin-bottom: 2rem;
}

.section h2 {
    font-size: 2rem;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.75rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.grid {
    display: grid;
    gap: 2rem;
}

.grid.two {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid.three {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
    background: var(--card);
    padding: 1.8rem;
    border-radius: 1rem;
    box-shadow: 0 20px 45px rgba(15, 27, 43, 0.08);
}

.stats {
    display: grid;
    gap: 1.4rem;
}

.stat {
    font-size: 2rem;
    font-weight: 700;
    color: var(--bg);
}

.cards ul {
    margin-top: 1rem;
    padding-left: 1.2rem;
}

.product-gallery {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(320px, 320px)) !important;
    gap: 1.5rem !important;
    justify-content: center !important;
}

.product-subnav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.product-subnav a {
    text-decoration: none;
    border: 1px solid #dfe5f3;
    color: #142033;
    font-weight: 600;
    padding: 0.35rem 1rem;
    border-radius: 999px;
    background: #fff;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.product-subnav a:hover {
    box-shadow: 0 10px 25px rgba(20, 32, 51, 0.12);
    transform: translateY(-1px);
}

.product-group {
    margin-top: 2.5rem;
}

.product-group-heading {
    margin-bottom: 1.5rem;
}

.product-group-heading h3 {
    font-size: 1.5rem;
    margin-bottom: 0.35rem;
}

.product-group-heading p {
    margin: 0;
    color: #4a5670;
}

.product-card {
    background: #fff !important;
    border-radius: 1.25rem !important;
    box-shadow: 0 18px 40px rgba(15, 27, 43, 0.08) !important;
    overflow: hidden !important;
    display: flex !important;
    flex-direction: column !important;
    height: 480px !important;
    width: 320px !important;
    min-width: 320px !important;
    max-width: 320px !important;
}

.product-media {
    margin: 0;
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8fbff, #eef2fb);
    border-bottom: 1px solid #eef2fb;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 240px;
}

.product-media img {
    width: 200px !important;
    height: 160px !important;
    object-fit: contain !important;
    display: block !important;
    mix-blend-mode: multiply !important;
}

.product-copy {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
    overflow: hidden;
}

.product-copy h3 {
    margin: 0;
    font-size: 1.15rem;
}

.product-copy p {
    margin: 0;
    color: #4a5670;
    font-size: 0.9rem;
    line-height: 1.4;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
}

.product-meta {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.product-meta span {
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.15rem 0.75rem;
    border-radius: 999px;
    background: #eef2fb;
    color: #44506a;
    border: 1px solid #dfe5f3;
}

.timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.timeline article {
    border-left: 3px solid var(--accent);
    padding-left: 1rem;
}

.contact .grid.two article {
    background: #fff;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(15, 27, 43, 0.06);
}

a {
    color: var(--accent);
}

footer {
    padding: 2rem 6vw;
    background: var(--bg);
    color: #c8d6ff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

footer a {
    color: #fff;
    text-decoration: none;
}

@media (max-width: 600px) {
    .nav ul {
        flex-wrap: wrap;
        gap: 0.8rem;
    }

    .hero {
        padding: 2.5rem 5vw 4rem;
    }

    .product-media {
        height: 200px;
    }

    .product-media img {
        width: 180px;
        height: 140px;
    }

    .product-gallery {
        grid-template-columns: 1fr;
        justify-items: center;
    }

    .product-card {
        width: 100%;
        max-width: 320px;
    }

    .product-subnav {
        flex-direction: column;
    }
}