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

html {
    scroll-behavior: smooth;
}

body {
    background-color: #04070c;
    color: white;
    font-family: Arial, Helvetica, sans-serif;
    overflow-x: hidden;
}

/* HEADER */

.site-header {
    position: fixed;
    top: 0;
    width: 100%;

    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 18px 60px;

    z-index: 1000;

    background: rgba(4, 7, 12, 0.75);
    backdrop-filter: blur(10px);

    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.logo {
    height: 62px;
}

nav {
    display: flex;
    gap: 40px;
}

nav a {
    color: white;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: bold;
    letter-spacing: 1px;
    transition: 0.3s;
}

nav a:hover {
    color: #2f8cff;
}

/* HERO */

.hero {
    position: relative;
    height: 100vh;
    overflow: hidden;

    display: flex;
    align-items: center;

    padding: 0 60px;
}

.hero-slide {
    position: absolute;
    inset: 0;

    background-size: cover;
    background-position: center;

    opacity: 0;

    transition: opacity 1.5s ease-in-out;

    transform: scale(1.03);
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            to right,
            rgba(2, 8, 18, 0.92) 0%,
            rgba(2, 8, 18, 0.75) 40%,
            rgba(2, 8, 18, 0.45) 100%
        );
}

.hero-content {
    position: relative;
    z-index: 10;

    max-width: 750px;
}

.hero h1 {
    font-size: 5.5rem;
    line-height: 0.95;
    margin-bottom: 30px;

    text-transform: uppercase;
}

.hero p {
    font-size: 1.3rem;
    line-height: 1.7;

    color: #d0d8e4;

    max-width: 650px;

    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.button {
    padding: 16px 30px;

    text-decoration: none;

    border-radius: 8px;

    font-weight: bold;

    transition: 0.3s;
}

.primary {
    background-color: #1976ff;
    color: white;
}

.primary:hover {
    background-color: #0d5ed8;
}

.secondary {
    border: 1px solid #2f8cff;
    color: white;
}

.secondary:hover {
    background-color: #2f8cff;
}

/* GENERAL */

section {
    padding: 110px 60px;
}

.eyebrow {
    color: #2f8cff;

    text-transform: uppercase;

    letter-spacing: 2px;

    font-size: 0.85rem;

    margin-bottom: 20px;

    font-weight: bold;
}

h2 {
    font-size: 3rem;
    line-height: 1.2;
}

/* SOLUTIONS */

.solutions-section {
    background: linear-gradient(to bottom, #050b14, #07111f);
}

.solutions-section h2 {
    max-width: 1000px;
    margin-bottom: 60px;
}

.solution-grid {
    display: grid;

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

    gap: 30px;
}

.solution-card {
    background-color: rgba(13, 20, 32, 0.95);

    border: 1px solid rgba(47, 140, 255, 0.2);

    border-radius: 18px;

    padding: 40px;

    transition: 0.3s;
}

.solution-card:hover {
    transform: translateY(-6px);

    border-color: #2f8cff;
}

.solution-card h3 {
    font-size: 1.5rem;

    margin-bottom: 20px;

    color: #2f8cff;
}

.solution-card p {
    color: #c0cad6;
    line-height: 1.7;
}

/* PRODUCTS */

.products-section {
    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 70px;

    background-color: #04070c;
}

.product-text p {
    color: #c0cad6;
    margin-top: 30px;
    line-height: 1.8;
}

.product-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.product-row {
    padding: 30px;

    border-left: 3px solid #2f8cff;

    background-color: rgba(255,255,255,0.03);
}

.product-row span {
    display: block;

    font-size: 1.5rem;
    font-weight: bold;

    margin-bottom: 12px;

    color: #2f8cff;
}

.product-row p {
    color: #c0cad6;
    line-height: 1.7;
}

/* FEATURES */

.features-section {
    display: grid;

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

    gap: 30px;

    background:
        linear-gradient(to right, #081221, #0c1c31);
}

.feature {
    text-align: center;
}

.feature h3 {
    margin-bottom: 18px;

    color: #2f8cff;

    font-size: 1.4rem;
}

.feature p {
    color: #c0cad6;
    line-height: 1.7;
}

/* CONTACT */

.contact-section {
    text-align: center;

    background-color: #050b14;
}

.contact-section h2 {
    margin-bottom: 30px;
}

.contact-section p {
    max-width: 850px;

    margin: auto;

    line-height: 1.8;

    color: #c0cad6;

    margin-bottom: 40px;
}

.email-link {
    display: inline-block;

    text-decoration: none;

    color: white;

    background-color: #1976ff;

    padding: 18px 32px;

    border-radius: 10px;

    font-weight: bold;

    transition: 0.3s;
}

.email-link:hover {
    background-color: #0d5ed8;
}

/* FOOTER */

footer {
    padding: 50px 30px;

    text-align: center;

    border-top: 1px solid rgba(255,255,255,0.08);

    background-color: #04070c;
}

.footer-logo {
    height: 70px;
    margin-bottom: 20px;
}

footer p {
    color: #7f8a97;
}

/* MOBILE */

@media (max-width: 900px) {

    .site-header {
        flex-direction: column;
        gap: 20px;

        padding: 20px;
    }

    nav {
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        padding: 0 25px;
    }

    .hero h1 {
        font-size: 3.3rem;
    }

    .hero p {
        font-size: 1.05rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    section {
        padding: 80px 25px;
    }

    .products-section {
        grid-template-columns: 1fr;
    }

    h2 {
        font-size: 2.2rem;
    }

}