/* Privateer Systems - base stylesheet */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap');

:root {
    --colour-bg: #fafafa;
    --colour-text: #222;
    --colour-muted: #666;
    --colour-accent: #1a5276;
    --colour-accent-light: #2980b9;
    --colour-accent-dark: #0f3451;
    --colour-border: #ddd;
    --colour-code-bg: #f0f0f0;
    --colour-card-bg: #ffffff;
    --max-width: 48rem;
    --font-heading: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

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

html {
    font-size: 16px;
    line-height: 1.6;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    color: var(--colour-text);
    background: var(--colour-bg);
}

/* ---- Header and navigation ---- */
.site-header {
    background: var(--colour-accent-dark);
    padding: 0 2rem;
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    min-height: 56px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
    text-decoration: none;
    margin-right: auto;
    letter-spacing: 0.02em;
}

.logo:hover {
    color: #d0e8f5;
}

.main-nav > ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.main-nav ul ul {
    display: none;
    list-style: none;
    padding: 0.3rem 0 0 0.8rem;
}

.main-nav li {
    position: relative;
}

.main-nav li:hover > ul {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--colour-accent-dark);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 0.5rem;
    min-width: 14rem;
    z-index: 10;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.main-nav li:hover > ul li {
    padding: 0.2rem 0;
}

.main-nav a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.15s;
}

.main-nav a:hover {
    color: #ffffff;
}

.main-nav .active > a {
    color: #ffffff;
    font-weight: 600;
}

.main-nav .active-ancestor > a {
    color: #ffffff;
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
}

/* ---- Hero (homepage h1) ---- */
.content > h1:first-child {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    line-height: 1.25;
    color: var(--colour-accent);
    margin-top: 0;
    margin-bottom: 0.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 3px solid var(--colour-accent);
}

/* ---- Main content ---- */
.content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem;
}

.content h1 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    margin-top: 0;
    color: var(--colour-accent);
}

.content h2 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-top: 2.5rem;
    color: var(--colour-accent);
}

.content h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-top: 1.5rem;
}

.content p {
    margin: 1rem 0;
}

.content a {
    color: var(--colour-accent-light);
    transition: color 0.15s;
}

.content a:hover {
    color: var(--colour-accent);
}

/* ---- Images ---- */
.content img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin: 1.5rem 0;
    display: block;
}

.content p > img {
    margin: 1.5rem 0;
}

.content code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: var(--colour-code-bg);
    padding: 0.15em 0.3em;
    border-radius: 3px;
}

.content pre {
    background: var(--colour-code-bg);
    padding: 1rem;
    overflow-x: auto;
    border-radius: 4px;
}

.content pre code {
    background: none;
    padding: 0;
}

/* ---- Feature lists ---- */
.content ul, .content ol {
    padding-left: 1.5rem;
}

.content li {
    margin: 0.5rem 0;
}

.content li strong {
    color: var(--colour-accent);
}

.content blockquote {
    border-left: 3px solid var(--colour-accent);
    margin: 1.5rem 0;
    padding: 0.75rem 1.25rem;
    color: var(--colour-muted);
    background: rgba(26, 82, 118, 0.04);
    border-radius: 0 4px 4px 0;
}

/* ---- Blog listing ---- */
.blog-listing h1 {
    margin-bottom: 0.5rem;
}

.blog-list {
    list-style: none;
    padding: 0;
}

.blog-entry {
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--colour-border);
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.blog-thumb {
    flex-shrink: 0;
}

.blog-thumb img {
    width: 160px;
    height: 100px;
    object-fit: cover;
    border-radius: 6px;
    display: block;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    margin: 0;
}

.blog-entry-text a {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--colour-accent);
    text-decoration: none;
    transition: color 0.15s;
}

.blog-entry-text a:hover {
    color: var(--colour-accent-light);
}

.blog-entry time {
    display: block;
    font-size: 0.85rem;
    color: var(--colour-muted);
    margin-top: 0.2rem;
}

.blog-entry .summary {
    margin: 0.3rem 0 0;
    font-size: 0.95rem;
    color: var(--colour-muted);
}

/* ---- Video embed ---- */
.video-embed {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    margin: 1.5rem 0;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.video-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 6px;
}

/* ---- Blog post ---- */
.blog-post .post-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--colour-border);
}

.blog-post .post-header h1 {
    margin-bottom: 0.25rem;
}

.blog-post .post-header time {
    font-size: 0.9rem;
    color: var(--colour-muted);
}

.blog-post .post-nav {
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 1px solid var(--colour-border);
}

/* ---- Disclaimer ---- */
.content hr {
    border: none;
    border-top: 1px solid var(--colour-border);
    margin: 2rem 0;
}

.content hr + p {
    font-size: 0.8rem;
    color: var(--colour-muted);
    font-style: italic;
}

/* ---- Footer ---- */
.site-footer {
    background: var(--colour-accent-dark);
    padding: 2rem;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.site-footer p {
    max-width: var(--max-width);
    margin: 0.25rem auto;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.15s;
}

.site-footer a:hover {
    color: #ffffff;
}

/* ---- Responsive ---- */
@media (max-width: 600px) {
    .site-header {
        padding: 0 1rem;
    }

    .menu-toggle {
        display: block;
    }

    .main-nav {
        display: none;
        width: 100%;
        padding: 0.5rem 0;
    }

    .main-nav.open {
        display: block;
    }

    .main-nav > ul {
        flex-direction: column;
        gap: 0;
    }

    .main-nav > ul > li {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .main-nav a {
        display: block;
        padding: 0.6rem 0;
    }

    .main-nav li:hover > ul {
        position: static;
        box-shadow: none;
        border: none;
        padding-left: 1rem;
    }

    .content {
        padding: 1.5rem 1rem;
    }

    .content > h1:first-child {
        font-size: 1.6rem;
    }

    .blog-entry {
        flex-direction: column;
        gap: 0.75rem;
    }

    .blog-thumb img {
        width: 100%;
        height: 160px;
    }
}