:root {

    --bg: #0F1F2D;
    --card: #13293D;

    --primary: #14D8C4;
    --secondary: #00D4FF;

    --text: #F8FAFC;
    --text-light: #94A3B8;

    --container: 1200px;

}

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

html {
    scroll-behavior: smooth;
}

body {

    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;

}

.container {

    width: 90%;
    max-width: var(--container);
    margin: 0 auto;

}

.header {

    position: fixed;
    width: 100%;
    top: 0;

    backdrop-filter: blur(10px);

    background: rgba(15,31,45,.80);

    border-bottom: 1px solid rgba(255,255,255,.05);

    z-index: 999;
}

.header .container {

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

    padding: 20px 0;
}

.logo img {

    height: 55px;

}

nav {

    display: flex;
    gap: 30px;
    align-items: center;
}

nav a {

    color: white;
    text-decoration: none;
}

.hero {

    min-height: 100vh;

    display: flex;
    align-items: center;

    text-align: center;

    background:
    radial-gradient(circle at center,
    rgba(20,216,196,.15),
    transparent 50%);
}

.hero-content {

    display: flex;
    flex-direction: column;
    gap: 25px;
}

.tag {

    color: var(--primary);

    font-weight: 600;

    letter-spacing: 3px;
}

.hero h1 {

    font-family: 'Orbitron', sans-serif;

    font-size: 4rem;

    max-width: 900px;

    margin: 0 auto;
}

.hero p {

    color: var(--text-light);

    max-width: 700px;

    margin: 0 auto;
}

.hero-buttons {

    display: flex;

    justify-content: center;

    gap: 20px;

    flex-wrap: wrap;
}

.btn-primary {

    background: var(--primary);

    color: #08121C;

    padding: 15px 30px;

    border-radius: 10px;

    text-decoration: none;

    font-weight: 700;
}

.btn-secondary {

    border: 1px solid var(--secondary);

    color: white;

    padding: 15px 30px;

    border-radius: 10px;

    text-decoration: none;
}

.section {

    padding: 120px 0;
}

.section h2 {

    text-align: center;

    margin-bottom: 50px;

    font-size: 2.5rem;
}

.cards {

    display: grid;

    grid-template-columns:
    repeat(auto-fit,minmax(250px,1fr));

    gap: 25px;
}

.card {

    background: var(--card);

    padding: 30px;

    border-radius: 20px;

    border: 1px solid rgba(255,255,255,.05);
}

.card h3 {

    color: var(--primary);

    margin-bottom: 15px;
}

.cta {

    padding: 120px 0;

    text-align: center;
}

footer {

    border-top: 1px solid rgba(255,255,255,.05);

    text-align: center;

    padding: 30px;
}