:root {
    --px-bg: #07111f;
    --px-surface: #0d1b2d;
    --px-text: #eef5ff;
    --px-muted: #9eb0c7;
    --px-accent: #58e6c2;
    --px-border: rgba(255,255,255,.10);
    --px-max: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--px-bg);
    color: var(--px-text);
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
}

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

.px-container {
    width: min(calc(100% - 40px), var(--px-max));
    margin-inline: auto;
}

.px-header {
    border-bottom: 1px solid var(--px-border);
    background: rgba(7,17,31,.94);
}

.px-nav {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.px-logo {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -1px;
}

.px-logo span {
    color: var(--px-accent);
}

.px-menu,
.px-actions {
    display: flex;
    align-items: center;
    gap: 26px;
}

.px-menu a,
.px-login {
    color: var(--px-muted);
    font-size: 15px;
}

.px-menu a:hover,
.px-login:hover {
    color: var(--px-text);
}

.px-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--px-accent);
    color: #04120f;
    font-weight: 750;
    padding: 14px 22px;
    border-radius: 10px;
}

.px-button-small {
    padding: 10px 17px;
}

.px-page {
    min-height: 65vh;
    padding: 80px 0;
}

.px-page h1 {
    font-size: clamp(38px, 6vw, 68px);
    line-height: 1.05;
    letter-spacing: -2px;
}

.px-footer {
    border-top: 1px solid var(--px-border);
    padding: 60px 0 25px;
    color: var(--px-muted);
}

.px-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
}

.px-footer-grid strong {
    color: var(--px-text);
    display: block;
    margin-bottom: 15px;
}

.px-footer-grid a {
    display: block;
    margin: 8px 0;
}

.px-copyright {
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid var(--px-border);
    font-size: 13px;
}

@media (max-width: 850px) {
    .px-menu {
        display: none;
    }

    .px-nav {
        gap: 15px;
    }

    .px-footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}