/* ── Rendered diagrams ─────────────────────────────────────────────── */

/* Thumbnail in page flow */
img[alt="Rendered diagram"] {
    background-color: #e8e8e8;
    border: 1px solid #c0c0c0;
    border-radius: 6px;
    display: block;
    max-width: 750px;
    box-sizing: border-box;
    cursor: zoom-in;
}

/* Container wrapper (added by JS) */
.diagram-container {
    position: relative;
    display: inline-block;
    max-width: 100%;
}

/* Magnifier icon — bottom-right, visible on hover */
.diagram-container .diagram-zoom-icon {
    position: absolute;
    bottom: 12px;
    right: 12px;
    width: 28px;
    height: 28px;
    background: rgba(0, 0, 0, 0.55);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}
.diagram-container .diagram-zoom-icon svg {
    width: 16px;
    height: 16px;
    fill: none;
    stroke: #fff;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.diagram-container:hover .diagram-zoom-icon {
    opacity: 1;
}

/* ── Lightbox modal ───────────────────────────────────────────────── */

.diagram-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.75);
    cursor: zoom-out;
    opacity: 0;
    transition: opacity 0.2s ease;
}
.diagram-lightbox.visible {
    opacity: 1;
}

.diagram-lightbox-content {
    position: relative;
    background: #e8e8e8;
    border-radius: 8px;
    padding: 24px;
    max-width: 95vw;
    max-height: 90vh;
    overflow: auto;
    cursor: default;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}
.diagram-lightbox-content img {
    display: block;
    max-width: none;
    max-height: 85vh;
}

.diagram-lightbox-close {
    position: absolute;
    top: 0;
    right: 0;
    width: 32px;
    height: 32px;
    background: #333;
    color: #fff;
    border: 2px solid #fff;
    border-radius: 50%;
    font-size: 18px;
    line-height: 18px;
    text-align: center;
    cursor: pointer;
    z-index: 1;
    transition: background 0.15s ease;
}
.diagram-lightbox-close:hover {
    background: #c0392b;
}

/* ── Orrery syntax highlighting — missing hljs classes ──────────────── */

/* Coal & Navy themes (Tomorrow Night palette) */
.coal .hljs-type,
.navy .hljs-type { color: #f0c674; }

.coal .hljs-meta,
.navy .hljs-meta { color: #8abeb7; }

.coal .hljs-operator,
.navy .hljs-operator { color: #8abeb7; }

.coal .hljs-punctuation,
.navy .hljs-punctuation { color: #969896; }

.coal .hljs-subst,
.navy .hljs-subst { color: #de935f; }

/* Light & Rust themes (default highlight.js palette) */
.light .hljs-operator,
.rust .hljs-operator { color: #1f7199; }

.light .hljs-punctuation,
.rust .hljs-punctuation { color: #998; }

.light .hljs-subst,
.rust .hljs-subst { color: #008080; }

/* Ayu theme */
.ayu .hljs-operator { color: #f29668; }
.ayu .hljs-punctuation { color: #5c6773; }
.ayu .hljs-subst { color: #e6b673; }