/* Verathyst — product site */

:root {
    --bg: #0a0b0d;
    --text: #d6d6da;
    --dim: #8e8e96;
    --faint: #55555d;
    --accent: #80a8cc;
    --line: rgba(255,255,255,0.06);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--dim);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    font-size: 16px;
}

/* ── Nav ── */

.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    border-bottom: 1px solid var(--line);
    background: rgba(10,11,13,0.92);
    backdrop-filter: blur(16px);
}

.nav-back {
    font-size: 13px;
    color: var(--faint);
    text-decoration: none;
    transition: color 0.2s;
}

.nav-back:hover { color: var(--dim); }

.nav-links {
    display: flex;
    gap: 24px;
    list-style: none;
}

.nav-links a {
    font-size: 13px;
    color: var(--faint);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* ── Hero — sticky at top ── */

.hero {
    position: sticky;
    top: 52px;
    z-index: 50;
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 36px 28px;
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
}

.hero-logo img {
    width: 100px;
    height: 100px;
    border-radius: 22px;
    flex-shrink: 0;
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-size: 36px;
    font-weight: 600;
    color: #fff;
    letter-spacing: -0.04em;
    line-height: 1.0;
    margin-bottom: 4px;
}

.tagline {
    font-family: 'Lora', 'Georgia', serif;
    font-style: italic;
    font-size: 16px;
    color: var(--accent);
    margin-bottom: 10px;
}

.hero-desc {
    font-size: 14px;
    line-height: 1.6;
    max-width: 400px;
    margin-bottom: 10px;
}

.hero-status {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--faint);
}

/* ── Main content ── */

main {
    padding-top: 170px; /* offset for sticky nav + hero */
}

/* ── About ── */

.about {
    padding: 80px 28px;
    max-width: 640px;
    margin: 0 auto;
}

.about h2 {
    font-size: 28px;
    font-weight: 600;
    color: #fff;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 24px;
}

.about p {
    margin-bottom: 16px;
    font-size: 16px;
    line-height: 1.7;
}

/* ── Features ── */

.features {
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 64px 28px;
    max-width: 640px;
    margin: 0 auto;
}

.feature-block {
    padding: 24px 0;
    border-bottom: 1px solid var(--line);
}

.feature-block:first-child { padding-top: 0; }
.feature-block:last-child { border-bottom: none; }

.feature-block h3 {
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
    letter-spacing: -0.01em;
    margin-bottom: 6px;
}

.feature-block p {
    font-size: 14px;
    line-height: 1.6;
}

/* ── Encryption ── */

.encryption {
    padding: 80px 28px;
    max-width: 640px;
    margin: 0 auto;
    background: rgba(128, 168, 204, 0.02);
    border-bottom: 1px solid var(--line);
}

.encryption h2 {
    font-size: 26px;
    font-weight: 600;
    color: #fff;
    letter-spacing: -0.03em;
    line-height: 1.25;
    margin-bottom: 28px;
}

.encryption p {
    margin-bottom: 16px;
    font-size: 16px;
    line-height: 1.7;
}

/* ── Pricing ── */

.pricing {
    padding: 80px 28px;
    max-width: 640px;
    margin: 0 auto;
}

.pricing h2 {
    font-size: 28px;
    font-weight: 600;
    color: #fff;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 24px;
}

.pricing p {
    margin-bottom: 16px;
    font-size: 16px;
    line-height: 1.7;
}

/* ── Footer ── */

footer {
    border-top: 1px solid var(--line);
    padding: 24px 28px;
    text-align: center;
}

footer p {
    font-size: 12px;
    color: var(--faint);
}

footer a {
    color: var(--dim);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* ── Void effect ── */

.void-effect {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 0;
    transition: background 0.15s ease;
}

/* ── Responsive ── */

@media (max-width: 768px) {
    .nav-links { display: none; }

    .hero {
        flex-direction: column;
        text-align: center;
        gap: 16px;
        padding: 24px 20px;
    }

    .hero-logo img {
        width: 72px;
        height: 72px;
    }

    .hero-text h1 { font-size: 28px; }
    .hero-desc { max-width: 100%; }

    main { padding-top: 280px; }

    .about { padding: 48px 20px; }
    .features { padding: 48px 20px; }
    .encryption { padding: 48px 20px; }
    .pricing { padding: 48px 20px; }
}