:root {
    --bg: #06070a;
    --bg-elev: #0d1118;
    --bg-soft: #121826;
    --line: rgba(255, 255, 255, 0.08);
    --text: #f3f7ff;
    --muted: #a4afc3;
    --accent-a: #62d4ff;
    --accent-b: #7c7cff;
    --accent-c: #b26dff;
    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --shadow-soft: 0 12px 40px rgba(0, 0, 0, 0.24);
    --max: 1180px;
    --header-h: 72px;
}

html,
body {
    min-height: 100%;
    background: var(--bg);
    color: var(--text);
}

body {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.4;
    overflow-x: hidden;
}

body.menu-open,
body.usermenu-open {
    overflow: hidden;
}

.page-shell {
    width: 100%;
}

.hero-shell {
    padding: 28px 16px 80px;
}

.hero-inner {
    width: 100%;
    max-width: 780px;
    margin: 0 auto;
    text-align: center;
    padding: 42px 20px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02)),
        linear-gradient(135deg, rgba(98,212,255,0.06), rgba(178,109,255,0.04));
    box-shadow: var(--shadow-soft);
}

.eyebrow {
    margin-bottom: 10px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-a);
}

.hero-inner h1 {
    font-size: 32px;
    line-height: 1.08;
    margin-bottom: 14px;
}

.hero-copy {
    max-width: 620px;
    margin: 0 auto;
    color: var(--muted);
    font-size: 15px;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.btn-primary,
.btn-secondary {
    min-width: 144px;
    padding: 12px 16px;
    border-radius: 999px;
    text-align: center;
    font-weight: 700;
    border: 1px solid var(--line);
    transition: transform 0.18s ease, opacity 0.18s ease, border-color 0.18s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-a), var(--accent-c));
    color: #05070b;
    border-color: transparent;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
}

.btn-primary:hover,
.btn-secondary:hover {
    transform: translateY(-1px);
}

@media (min-width: 768px) {
    .hero-shell {
        padding: 42px 24px 110px;
    }

    .hero-inner {
        padding: 64px 34px;
    }

    .hero-inner h1 {
        font-size: 52px;
    }

    .hero-copy {
        font-size: 17px;
    }
}