/* Stylesheet for guide.html (User Guide). Extracted from an inline <style>
   block, plus every formerly-inline style="" attribute on this page (18 of
   them: the two flush-margin <p> tags, 7 theme-swatch/theme-dot color pairs,
   and 2 in-copy links), so this page works under a CSP that no longer
   allows 'unsafe-inline' in style-src. Page-specific: guide.html is
   self-contained and doesn't link the main site stylesheets. */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --green:   #00ff99;
    --green-d: #00cc77;
    --bg:      #020617;
    --bg2:     #0f172a;
    --card:    #1e293b;
    --border:  #334155;
    --text:    #f8fafc;
    --muted:   #94a3b8;
    --purple:  #6366f1;
    --red:     #ff6b6b;
    --yellow:  #fbbf24;
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Ubuntu, sans-serif;
    font-size: 16px;
    line-height: 1.7;
}

/* ── NAV ── */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15,23,42,0.97);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
    backdrop-filter: blur(8px);
}
.nav-brand {
    font-size: 1.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--green), var(--green-d));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}
.nav-links { display: flex; gap: 20px; list-style: none; }
.nav-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--green); }
.btn-download {
    background: linear-gradient(135deg, var(--green), var(--green-d));
    color: var(--bg);
    border: none;
    padding: 8px 18px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.875rem;
    cursor: pointer;
    text-decoration: none;
}

/* ── LAYOUT ── */
.page { display: flex; max-width: 1200px; margin: 0 auto; }

/* ── SIDEBAR ── */
aside {
    width: 240px;
    flex-shrink: 0;
    padding: 32px 0 32px 24px;
    position: sticky;
    top: 56px;
    height: calc(100vh - 56px);
    overflow-y: auto;
}
aside h4 {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted);
    margin-bottom: 10px;
    margin-top: 24px;
}
aside h4:first-child { margin-top: 0; }
aside ul { list-style: none; }
aside ul li a {
    display: block;
    padding: 4px 0;
    color: var(--muted);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s;
    border-left: 2px solid transparent;
    padding-left: 10px;
}
aside ul li a:hover,
aside ul li a.active {
    color: var(--green);
    border-left-color: var(--green);
}

/* ── MAIN CONTENT ── */
main {
    flex: 1;
    min-width: 0;
    padding: 48px 40px 80px 40px;
}

/* ── HERO ── */
.hero {
    text-align: center;
    padding: 60px 24px 48px;
    background: radial-gradient(circle at 50% 0%, rgba(99,102,241,0.12), transparent 60%);
    border-bottom: 1px solid var(--border);
    margin: -48px -40px 48px -40px;
}
.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--green), var(--green-d));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}
.hero p {
    color: var(--muted);
    font-size: 1.1rem;
    max-width: 560px;
    margin: 0 auto 24px;
}
.platform-badges {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}
.badge {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 6px 16px;
    font-size: 0.875rem;
    color: var(--muted);
}
.badge span { color: var(--green); margin-right: 4px; }

/* ── SECTIONS ── */
section { margin-bottom: 56px; scroll-margin-top: 80px; }
h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
}
h2 .icon { font-size: 1.3rem; }
h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin: 28px 0 12px;
}
p { color: var(--muted); margin-bottom: 12px; }
p strong { color: var(--text); }

/* ── CARDS ── */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 16px;
}
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}
.card h3 { margin-top: 0; }

/* ── STEPS ── */
.steps { counter-reset: step; list-style: none; }
.steps li {
    counter-increment: step;
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}
.steps li::before {
    content: counter(step);
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--green), var(--green-d));
    color: var(--bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
}
.steps li > div { padding-top: 4px; }
.steps li strong { color: var(--text); display: block; margin-bottom: 4px; }
.steps li p { margin: 0; font-size: 0.95rem; }

/* ── CODE / COMMAND ── */
.cmd {
    background: #0a0a1a;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px 20px;
    font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
    font-size: 0.875rem;
    color: var(--green);
    margin: 12px 0;
    overflow-x: auto;
    white-space: pre;
}
code {
    background: rgba(0,255,153,0.08);
    color: var(--green);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.875em;
    font-family: 'SF Mono', Consolas, monospace;
}

/* ── KEYBOARD SHORTCUTS TABLE ── */
.shortcut-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.shortcut-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 16px;
}
.shortcut-row span { color: var(--muted); font-size: 0.9rem; }
kbd {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-bottom: 3px solid var(--border);
    border-radius: 5px;
    padding: 3px 8px;
    font-family: 'SF Mono', Consolas, monospace;
    font-size: 0.8rem;
    color: var(--text);
}

/* ── THEME SWATCHES ── */
.themes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
}
.theme-swatch {
    border-radius: 8px;
    padding: 14px;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(255,255,255,0.08);
}
.theme-dot {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    margin: 0 auto 8px;
}

/* ── TIP / WARNING ── */
.tip {
    background: rgba(0,255,153,0.07);
    border-left: 3px solid var(--green);
    border-radius: 0 8px 8px 0;
    padding: 14px 18px;
    margin: 16px 0;
    font-size: 0.95rem;
    color: var(--muted);
}
.tip strong { color: var(--green); }
.warning {
    background: rgba(251,191,36,0.07);
    border-left: 3px solid var(--yellow);
    border-radius: 0 8px 8px 0;
    padding: 14px 18px;
    margin: 16px 0;
    font-size: 0.95rem;
    color: var(--muted);
}
.warning strong { color: var(--yellow); }

/* ── OS TABS ── */
.tabs { display: flex; gap: 4px; margin-bottom: 0; }
.tab-btn {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-bottom: none;
    border-radius: 6px 6px 0 0;
    padding: 8px 20px;
    color: var(--muted);
    cursor: pointer;
    font-size: 0.875rem;
    font-family: inherit;
    transition: all 0.2s;
}
.tab-btn.active {
    background: var(--card);
    color: var(--green);
    border-color: var(--border);
}
.tab-panel {
    display: none;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 0 8px 8px 8px;
    padding: 24px;
}
.tab-panel.active { display: block; }

/* ── USE CASE EXAMPLES ── */
.example {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px 24px;
    margin-bottom: 14px;
}
.example h3 {
    margin: 0 0 10px;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}
.example ol {
    padding-left: 20px;
    color: var(--muted);
    font-size: 0.95rem;
}
.example ol li { margin-bottom: 4px; }

/* ── FOOTER ── */
footer {
    border-top: 1px solid var(--border);
    padding: 32px 40px;
    text-align: center;
    color: var(--muted);
    font-size: 0.875rem;
    margin: 0 -40px -80px;
}
footer a { color: var(--green); text-decoration: none; }

/* ── PRINT / DOWNLOAD ── */
.download-bar {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 12px;
}
.download-bar p { margin: 0; font-size: 0.9rem; }

@media print {
    nav, aside, .download-bar, .btn-download { display: none !important; }
    main { padding: 20px; }
    .hero { margin: 0 0 32px; }
    .tab-panel { display: block !important; border: 1px solid #ccc; margin-bottom: 12px; }
}

@media (max-width: 768px) {
    .page { flex-direction: column; }
    aside { display: none; }
    main { padding: 24px 16px 60px; }
    .hero { margin: -24px -16px 32px; padding: 40px 16px 32px; }
    .hero h1 { font-size: 1.8rem; }
    .shortcut-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
}

/* ── Formerly-inline style="" attributes, converted 1:1 to classes ── */
.card-p-flush { margin: 0; }
.link-green { color: var(--green); }

.theme-swatch-dark-default { background: #1a2a1a; color: #00ff99; }
.theme-dot-green { background: #00ff99; }
.theme-swatch-light { background: #f0f0f0; color: #0066cc; }
.theme-dot-blue-light { background: #0066cc; }
.theme-swatch-red { background: #1a1a1a; color: #ff6b6b; }
.theme-dot-red { background: #ff6b6b; }
.theme-swatch-blue { background: #1a1a1a; color: #66b2ff; }
.theme-dot-blue { background: #66b2ff; }
.theme-swatch-purple { background: #1a1a1a; color: #c48aff; }
.theme-dot-purple { background: #c48aff; }
.theme-swatch-mono { background: #1a1a1a; color: #ffffff; }
.theme-dot-white { background: #ffffff; }
.theme-swatch-contrast { background: #000000; color: #ffff00; }
.theme-dot-yellow { background: #ffff00; }