/* SafetyRegs.css */

:root {
    --bg: #f7f7f9;
    --fg: #222;
    --accent: #004b7a;
    --accent-soft: #e0edf7;
    --warning: #8b0000;
    --border: #d0d0dd;
    --muted: #666;
    --note-bg: #fffbe6;
    --note-border: #e0c96b;
    --section-gap: 2.5rem;
    --line-height: 1.6;
    --max-width: 900px;
    --font-main: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-main);
    background: var(--bg);
    color: var(--fg);
    line-height: var(--line-height);
}

.site-header {
    background: var(--accent);
    color: #fff;
    padding: 1.75rem 1rem 1.5rem;
    text-align: center;
}

.site-header h1 {
    margin: 0;
    font-size: 1.9rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.site-header h2 {
    margin: 0.4rem 0 0;
    font-weight: 400;
    font-size: 1.2rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.doc-meta {
    margin-top: 0.6rem;
    font-size: 0.85rem;
    opacity: 0.9;
}

main {
    max-width: var(--max-width);
    margin: 1.5rem auto 2.5rem;
    padding: 0 1rem 0.5rem;
}

.section,
.intro {
    background: #fff;
    border-radius: 6px;
    border: 1px solid var(--border);
    padding: 1.5rem 1.4rem 1.6rem;
    margin-bottom: var(--section-gap);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.section h2 {
    margin-top: 0;
    font-size: 1.35rem;
    color: var(--accent);
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.4rem;
    margin-bottom: 0.9rem;
}

.section h3 {
    margin-top: 1.4rem;
    margin-bottom: 0.4rem;
    font-size: 1.05rem;
    color: var(--accent);
}

p {
    margin: 0.4rem 0 0.6rem;
}

ul {
    margin: 0.4rem 0 0.8rem 1.4rem;
    padding-left: 0.8rem;
}

ul li {
    margin: 0.2rem 0;
}

/* Emphasis blocks */

.warning-strong {
    border-left: 4px solid var(--warning);
    background: #fff0f0;
    padding: 0.7rem 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-top: 0;
    margin-bottom: 0.7rem;
}

.warning {
    border-left: 4px solid var(--warning);
    background: #fff5f5;
    padding: 0.6rem 0.9rem;
    margin: 0.3rem 0 0.9rem;
}

.emphasis {
    font-weight: 700;
}

.note {
    background: var(--note-bg);
    border-left: 4px solid var(--note-border);
    padding: 0.55rem 0.9rem;
    font-size: 0.92rem;
    color: var(--muted);
}

/* Lists */

.nra-rules {
    background: var(--accent-soft);
    border-radius: 4px;
    border: 1px solid #c3d7ec;
    padding: 0.7rem 1.1rem;
}

/* Footer */

.site-footer {
    border-top: 1px solid var(--border);
    padding: 0.9rem 1rem 1.2rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--muted);
    background: #fff;
}

/* Responsive tweaks */

@media (max-width: 600px) {
    .site-header h1 {
        font-size: 1.5rem;
    }

    .site-header h2 {
        font-size: 1rem;
    }

    .section,
    .intro {
        padding: 1.2rem 1rem 1.3rem;
    }
}