/* Atlas marketing site — design tokens cribbed from stock-analyzer Tailwind theme. */

:root {
    --background: hsl(0 0% 100%);
    --foreground: hsl(222 47% 11%);
    --muted: hsl(210 40% 96%);
    --muted-foreground: hsl(215 16% 47%);
    --border: hsl(214 32% 91%);
    --brand: hsl(221 83% 53%);
    --brand-fg: hsl(0 0% 100%);
    --bull: hsl(142 71% 45%);
    --bear: hsl(0 84% 60%);
    --neutral: hsl(38 92% 50%);
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --space-section-y: 6rem;
    --max-w: 1200px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --background: hsl(0 0% 0%);
        --foreground: hsl(240 9% 96%);
        --muted: hsl(240 5% 14%);
        --muted-foreground: hsl(240 4% 60%);
        --border: hsl(240 5% 16%);
        --brand: hsl(210 100% 58%);
    }
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--background);
    color: var(--foreground);
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    line-height: 1.55;
}

a {
    color: var(--brand);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.muted { color: var(--muted-foreground); }
.small { font-size: 0.85rem; }

.nav {
    max-width: var(--max-w);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 2rem;
}
.brand { font-weight: 700; font-size: 1.25rem; color: var(--foreground); }
.nav-links a { margin-left: 1.5rem; color: var(--foreground); }
.nav-links a.cta {
    background: var(--brand); color: var(--brand-fg);
    padding: 0.4rem 1rem; border-radius: 0.5rem;
}

.hero-body {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 6rem 2rem 4rem;
    text-align: left;
}

.hero-body h1 {
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    line-height: 1.12;
    margin: 0 0 1.25rem;
    letter-spacing: -0.02em;
}

.lede {
    font-size: clamp(1.05rem, 1.5vw, 1.25rem);
    color: var(--muted-foreground);
    max-width: 620px;
}

.hero-ctas {
    margin: 2rem 0 0.75rem;
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 0.7rem 1.4rem;
    border-radius: 0.5rem;
    font-weight: 600;
    border: 1px solid transparent;
    cursor: pointer;
}

.btn.primary { background: var(--brand); color: var(--brand-fg); }
.btn.secondary { background: transparent; color: var(--foreground); border-color: var(--border); }
.btn:hover { text-decoration: none; opacity: 0.95; }

section {
    padding: var(--space-section-y) 2rem;
    max-width: var(--max-w);
    margin: 0 auto;
}

.pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.pillars article {
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    background: var(--muted);
}
.pillars h3 { margin-top: 0; }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
}
.feature {
    padding: 1.25rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}
.feature h4 { margin-top: 0; color: var(--brand); }

.pricing .cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}
.card {
    padding: 2rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
    background: var(--background);
}
.card.highlight {
    border-color: var(--brand);
    box-shadow: 0 8px 30px rgba(0,0,0,0.05);
}
.card .price {
    font-size: 2rem;
    margin: 0.5rem 0 1rem;
    font-weight: 700;
}
.card ul { padding-left: 1.1rem; }
.card li { margin: 0.4rem 0; }

.vs-bloomberg table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}
.vs-bloomberg th, .vs-bloomberg td {
    text-align: left;
    padding: 0.7rem 1rem;
    border-bottom: 1px solid var(--border);
}

.faq details {
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}
.faq summary {
    font-weight: 600;
    cursor: pointer;
}

footer {
    padding: 2rem;
    border-top: 1px solid var(--border);
    color: var(--muted-foreground);
    font-size: 0.85rem;
    max-width: var(--max-w);
    margin: 4rem auto 0;
}