:root {
    --bg: #121614;
    --bg-soft: #0e1728;
    --panel: rgba(255, 255, 255, 0.05);
    --panel-strong: rgba(255, 255, 255, 0.08);
    --border: rgba(255, 255, 255, 0.1);
    --text: #f3f7ff;
    --text-soft: #bac6df;
    --text-muted: #92a0bb;
    --accent: #7ae2b7;
    --accent-strong: #41cf97;
    --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --container: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, Arial, sans-serif;
    color: var(--text);
    background-color: var(--bg);
}

a {
    color: inherit;
    text-decoration: none;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 22px;
    border-radius: 999px;
    font-weight: 600;
    border: 1px solid transparent;
    transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    width: 100%;
}

.button:hover {
    transform: translateY(-1px);
}

.button-small {
    padding: 10px 16px;
    font-size: 0.95rem;
}

.button-primary {
    color: #04130d;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    box-shadow: 0 12px 28px rgba(65, 207, 151, 0.28);
}

.button-secondary {
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border);
}

.button-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
}

main.content {
    position: relative;
    max-width: var(--container);
    margin: 40px auto;
}

main.nav {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 400px;
    width: 100%;
    text-align: center;
}

.section {
    margin-bottom: 50px;
}