:root {
    --bg: #050914;
    --panel: #101827;
    --text: #f5f7fb;
    --muted: #aab4c5;
    --accent: #53d4ff;
    --border: rgba(255,255,255,0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: radial-gradient(circle at top, #15213a 0, #050914 42%, #02040a 100%);
    color: var(--text);
    min-height: 100vh;
}

a {
    color: inherit;
}

.container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    border-bottom: 1px solid var(--border);
    background: rgba(5, 9, 20, 0.82);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 74px;
}

.brand {
    font-weight: 700;
    letter-spacing: 0.02em;
}

nav {
    display: flex;
    gap: 22px;
}

nav a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.95rem;
}

nav a:hover {
    color: var(--text);
}

.hero {
    padding: 86px 0;
    max-width: 860px;
}

.eyebrow {
    color: var(--accent);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.82rem;
}

h1 {
    font-size: clamp(2.3rem, 5vw, 4.8rem);
    line-height: 1.02;
    margin: 18px 0;
}

.hero p {
    color: var(--muted);
    font-size: 1.18rem;
    line-height: 1.65;
}

.button {
    display: inline-block;
    margin-top: 26px;
    padding: 14px 22px;
    border-radius: 999px;
    background: var(--accent);
    color: #03101a;
    text-decoration: none;
    font-weight: 700;
}