/*
 * screen.css — Terminal Workflow Engineering theme.
 * Gruvbox dark palette + JetBrains Mono + subtle Mr. Robot / fsociety effects.
 * Ported from the legacy Next.js site's globals.css and tailwind palette.
 */

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

/* ---- Palette ---- */
:root {
    --bg0: #282828;
    --bg1: #3c3836;
    --bg2: #504945;
    --bg3: #665c54;
    --bg4: #7c6f64;
    --fg0: #fbf1c7;
    --fg1: #ebdbb2;
    --fg2: #d5c4a1;
    --fg3: #bdae93;
    --fg4: #a89984;
    --red: #cc241d;
    --green: #98971a;
    --yellow: #d79921;
    --blue: #458588;
    --purple: #b16286;
    --aqua: #689d6a;
    --orange: #d65d0e;
    --lightred: #fb4934;
    --lightgreen: #b8bb26;
    --lightyellow: #fabd2f;
    --lightblue: #83a598;
    --lightpurple: #d3869b;
    --lightaqua: #8ec07c;
    --lightorange: #fe8019;

    --maxw: 72rem;
    --maxw-narrow: 48rem;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html, body {
    max-width: 100vw;
    overflow-x: hidden;
}

body {
    background-color: var(--bg0);
    background: linear-gradient(to bottom, transparent, var(--bg1)) var(--bg0);
    color: var(--fg1);
    font-family: 'JetBrains Mono', Menlo, Monaco, monospace;
    font-size: 16px;
    line-height: 1.6;
    min-height: 100vh;
}

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; width: 100%; }
.container.narrow { max-width: var(--maxw-narrow); }

a {
    color: var(--lightgreen);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease, color 0.2s ease;
}
a:hover { color: var(--yellow); border-bottom-color: var(--lightgreen); }

/* ---- Accent helpers ---- */
.accent-green { color: var(--lightgreen); }
.accent-yellow { color: var(--yellow); }
.accent-red { color: var(--lightred); }
.accent-blue { color: var(--lightblue); }
.accent-purple { color: var(--lightpurple); }
.accent-orange { color: var(--lightorange); }
.accent-fg4 { color: var(--fg4); }
.dot, .sep { color: var(--fg4); padding: 0 0.25rem; }

/* ---- Header / nav ---- */
.site-header {
    border-bottom: 1px solid color-mix(in srgb, var(--green) 30%, transparent);
    background: color-mix(in srgb, var(--bg1) 60%, transparent);
    backdrop-filter: blur(6px);
    position: sticky;
    top: 0;
    z-index: 50;
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    padding-top: 1rem;
    padding-bottom: 1rem;
}
.site-brand { color: var(--fg1); border-bottom: none; font-weight: 700; }
.site-brand .prompt { color: var(--lightgreen); }
.site-brand .path { color: var(--lightblue); }
.site-brand .sep { color: var(--fg4); padding: 0 0.15rem; }
.site-brand .brand-name { color: var(--yellow); margin-left: 0.5rem; }
.site-brand .cursor { color: var(--lightred); margin-left: 0.25rem; }

.nav-list { list-style: none; display: flex; gap: 1.25rem; flex-wrap: wrap; }
.nav-list a { color: var(--fg2); }
.nav-list a::before { content: "./"; color: var(--fg4); }
.nav-list a:hover { color: var(--lightgreen); }

/* ---- Hero / manifesto ---- */
.hero { padding: 4rem 0 2rem; }
.hero-title { font-size: clamp(2.25rem, 6vw, 3.75rem); font-weight: 700; line-height: 1.1; text-align: center; }
.hero-tagline { font-size: clamp(1.1rem, 2.5vw, 1.5rem); color: var(--fg2); text-align: center; margin: 1rem 0 2.5rem; }

.terminal-window {
    background: color-mix(in srgb, var(--bg1) 50%, transparent);
    border: 1px solid color-mix(in srgb, var(--green) 30%, transparent);
    border-radius: 0.5rem;
    padding: 1.5rem;
}
.terminal-line { color: var(--lightgreen); margin-bottom: 0.5rem; }
.terminal-comment { color: var(--fg4); font-size: 0.78rem; opacity: 0.6; margin: 0.5rem 0; }
.cursor-block { color: var(--lightred); margin-left: 0.4rem; }

.manifesto { margin: 1rem 0; color: var(--fg2); font-style: italic; }
.manifesto p { margin-bottom: 1rem; }
.manifesto p.accent-green, .manifesto p.accent-yellow { font-style: normal; }

/* ---- Section titles ---- */
.section-title { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; margin: 3rem 0 1.5rem; }
.archive-description { color: var(--fg2); margin-bottom: 1.5rem; }

/* ---- Post feed / cards ---- */
.post-feed-section { padding: 1rem 0 3rem; }
.post-feed {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.post-card {
    --accent: var(--lightgreen);
    border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
    border-radius: 0.5rem;
    transition: border-color 0.2s ease, transform 0.2s ease;
}
.post-card:hover { border-color: color-mix(in srgb, var(--accent) 60%, transparent); transform: translateY(-2px); }
/* Cycle accent colour across cards */
.post-card:nth-child(4n+1) { --accent: var(--lightgreen); }
.post-card:nth-child(4n+2) { --accent: var(--lightblue); }
.post-card:nth-child(4n+3) { --accent: var(--lightpurple); }
.post-card:nth-child(4n+4) { --accent: var(--lightorange); }

.post-card-link { display: block; padding: 1.5rem; color: inherit; border-bottom: none; }
.post-card-link:hover { border-bottom: none; }
.post-card-tag {
    display: inline-block;
    font-size: 0.7rem;
    color: var(--accent, var(--lightgreen));
    background: color-mix(in srgb, var(--accent, var(--lightgreen)) 18%, transparent);
    padding: 0.15rem 0.5rem;
    border-radius: 0.25rem;
    margin-bottom: 0.5rem;
}
.post-card-title { font-size: 1.25rem; color: var(--accent); margin-bottom: 0.75rem; }
.post-card-excerpt { color: var(--fg2); margin-bottom: 1rem; font-size: 0.95rem; }
.post-card-meta { color: var(--fg4); font-size: 0.8rem; }

.empty-feed { color: var(--fg2); }

/* ---- Pagination ---- */
.pagination { display: flex; justify-content: space-between; align-items: center; margin: 2.5rem 0; color: var(--fg4); }
.pagination a { color: var(--lightgreen); }

/* ---- Single post / page ---- */
.post { padding: 3rem 0; }
.post-header { margin-bottom: 2rem; }
.post-path { color: var(--fg4); font-size: 0.85rem; margin-bottom: 1rem; }
.post-title { font-size: clamp(1.75rem, 4vw, 2.75rem); font-weight: 700; margin: 0.75rem 0; color: var(--fg0); }
.post-meta { color: var(--fg4); font-size: 0.9rem; }
.post-feature-image { margin: 2rem 0; }
.post-feature-image img { width: 100%; height: auto; border-radius: 0.5rem; border: 1px solid color-mix(in srgb, var(--green) 20%, transparent); }

.post-content { color: var(--fg1); font-size: 1.05rem; }
.post-content > * { margin-bottom: 1.25rem; }
.post-content h2, .post-content h3, .post-content h4 { color: var(--fg0); margin: 2rem 0 1rem; line-height: 1.3; }
.post-content h2 { font-size: 1.6rem; }
.post-content h3 { font-size: 1.3rem; }
.post-content a { border-bottom: 1px solid color-mix(in srgb, var(--lightgreen) 40%, transparent); }
.post-content blockquote { border-left: 3px solid var(--yellow); padding-left: 1rem; color: var(--fg2); font-style: italic; }
.post-content ul, .post-content ol { padding-left: 1.5rem; }
.post-content li { margin-bottom: 0.4rem; }
.post-content img { max-width: 100%; height: auto; border-radius: 0.5rem; }
.post-content code {
    background: var(--bg1);
    color: var(--lightaqua);
    padding: 0.15rem 0.4rem;
    border-radius: 0.25rem;
    font-size: 0.9em;
}
.post-content pre {
    background: var(--bg1);
    border: 1px solid var(--bg2);
    border-radius: 0.5rem;
    padding: 1rem;
    overflow-x: auto;
}
.post-content pre code { background: none; color: var(--fg1); padding: 0; }

/* Koenig editor card widths (required by Ghost) */
.gh-content .kg-width-wide { width: 85vw; max-width: 1040px; margin-left: 50%; transform: translateX(-50%); }
.gh-content .kg-width-full { width: 100vw; max-width: 100vw; margin-left: 50%; transform: translateX(-50%); }
.gh-content figure { margin: 1.5rem 0; }
.gh-content figcaption { text-align: center; color: var(--fg4); font-size: 0.85rem; margin-top: 0.5rem; }
.kg-bookmark-card { margin: 1.5rem 0; }
.kg-bookmark-container { display: flex; border: 1px solid var(--bg2); border-radius: 0.5rem; overflow: hidden; color: inherit; }
.kg-bookmark-title { color: var(--fg0); }
.kg-bookmark-description { color: var(--fg2); }

.post-footer { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--bg2); }
.post-tags { margin-bottom: 1rem; color: var(--fg4); }
.post-eof { color: var(--fg4); }

/* ---- Footer ---- */
.site-footer {
    border-top: 1px solid color-mix(in srgb, var(--green) 30%, transparent);
    padding: 2.5rem 0;
    margin-top: 3rem;
    text-align: center;
}
.footer-prompt { color: var(--lightgreen); margin-bottom: 1rem; }
.footer-links { margin-bottom: 0.75rem; }
.footer-links a { color: var(--fg2); }
.footer-links a:hover { color: var(--lightgreen); }
.footer-meta { color: var(--fg4); font-size: 0.8rem; }

/* ---- Effects (Mr. Robot) ---- */
@keyframes blink { 0%, 50% { opacity: 1; } 51%, 100% { opacity: 0; } }
.blink { animation: blink 1s infinite; display: inline-block; }

@keyframes text-flicker {
    0% { opacity: 1; } 95% { opacity: 1; } 96% { opacity: 0.9; }
    97% { opacity: 1; } 98% { opacity: 0.85; } 99% { opacity: 1; } 100% { opacity: 1; }
}
.flicker { animation: text-flicker 6s infinite; }

.matrix-bg::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image: repeating-linear-gradient(
        0deg, transparent, transparent 2px,
        rgba(184, 187, 38, 0.012) 2px, rgba(184, 187, 38, 0.012) 4px
    );
    pointer-events: none;
    z-index: 1;
}
.site-main, .site-header, .site-footer { position: relative; z-index: 2; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg1); }
::-webkit-scrollbar-thumb { background: var(--bg3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--bg4); }

/* ---- Responsive ---- */
@media (max-width: 640px) {
    .site-header .container { flex-direction: column; align-items: flex-start; }
    .hero { padding-top: 2.5rem; }
}