.engine-diagram-caption {
    margin: 0.3rem 0 1.5rem;
    font-size: 0.85rem;
}
.engine-diagram pre.mermaid {
    font-family: system-ui, sans-serif;
    font-size: 14px;
}
.engine-diagram pre.mermaid p {
    font: inherit;
    margin: 0;
}
.engine-explorer-page,
.engine-explorer-page body {
    height: 100%;
    overflow: hidden;
}
.engine-explorer-page .wy-nav-side {
    width: 272px;
}
.engine-explorer-page .wy-side-scroll {
    width: 292px;
}
.engine-explorer-page .wy-side-nav-search {
    width: 272px;
}
.engine-explorer-page .wy-menu-vertical a {
    font-size: 12px;
}
.engine-explorer-page .wy-nav-top {
    display: none;
}
.engine-explorer-page .wy-nav-content-wrap {
    position: absolute;
    inset: 0 0 0 272px;
    margin-left: 0;
}
.engine-explorer-page .wy-nav-content {
    width: 100%;
    max-width: none;
    padding: 0;
    height: 100%;
}
.engine-explorer-shell {
    display: flex;
    flex-direction: column;
    height: 100dvh;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    color: #263b56;
    background: #fff;
}
.engine-explorer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 22px;
    border-bottom: 1px solid #dce3ed;
    flex-shrink: 0;
}
.engine-explorer-header h1 {
    font: 650 18px system-ui, sans-serif;
    margin: 3px 0 0;
    color: #263b56;
}
.engine-explorer-breadcrumb {
    font-size: 11px;
    color: #557395;
}
.engine-explorer-links {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 12px;
}
.engine-explorer-links a {
    white-space: nowrap;
    color: #42658d;
}
.engine-explorer-links button,
#engine-system-guide {
    padding: 7px 10px;
    border: 1px solid #cbd9ea;
    border-radius: 5px;
    background: #f3f7fc;
    font: 12px system-ui, sans-serif;
    color: #305c96;
    cursor: pointer;
    white-space: nowrap;
}
.engine-explorer-header .cheryl-appearance {
    margin: 0;
    gap: 6px;
    flex-wrap: nowrap;
    font-size: 12px;
}
.engine-explorer-header .cheryl-appearance select {
    font-size: 11px;
    min-height: 30px;
}
.engine-explorer-layouts {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 6px 20px;
    border-bottom: 1px solid #dce3ed;
    background: #edf1f6;
    font-size: 10px;
    color: #62718a;
}
.engine-explorer-layouts nav {
    display: flex;
    align-items: center;
    gap: 4px;
}
.engine-explorer-layouts nav > span {
    margin-right: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.engine-explorer-layouts button {
    padding: 5px 10px;
    background: transparent;
    color: #4c6380;
    border: 0;
    border-radius: 4px;
    font: 11px system-ui, sans-serif;
    cursor: pointer;
}
.engine-explorer-layouts button[aria-pressed="true"] {
    background: #fff;
    color: #214c87;
    box-shadow: 0 1px 3px #243b5618;
    font-weight: 600;
}
#engine-explorer-frame {
    width: 100%;
    flex: 1;
    min-height: 0;
    border: 0;
    background: white;
}
.engine-explorer-fallback {
    padding: 24px;
    overflow: auto;
}
.engine-explorer-enabled .engine-explorer-fallback {
    display: none;
}
.engine-explorer-revision {
    font-size: 9px;
    padding: 5px 18px;
    border-top: 1px solid #dce3ed;
    color: #76869b;
    margin: 0;
}
.engine-explorer-page[data-engine-diagram-layout="wide"] .wy-nav-side,
.engine-explorer-page[data-engine-diagram-layout="wide"] #engine-navigation-toggle {
    display: none;
}
.engine-explorer-page[data-engine-diagram-layout="wide"] .wy-nav-content-wrap,
.engine-navigation-hidden .wy-nav-content-wrap {
    left: 0;
}
.engine-navigation-hidden .wy-nav-side {
    transform: translateX(-100%);
}
html[data-theme="dark"] .engine-explorer-shell {
    background: #1b2737;
    color: #dbe8fa;
}
html[data-theme="dark"] .engine-explorer-header h1 {
    color: #d9e8fa;
}
html[data-theme="dark"] .engine-explorer-header,
html[data-theme="dark"] .engine-explorer-revision {
    border-color: #40516b;
}
html[data-theme="dark"] .engine-explorer-layouts {
    background: #172231;
    border-color: #35475f;
    color: #c0cddd;
}
html[data-theme="dark"] .engine-explorer-layouts button {
    color: #b5c8e2;
}
html[data-theme="dark"] .engine-explorer-layouts button[aria-pressed="true"],
html[data-theme="dark"] .engine-explorer-links button,
html[data-theme="dark"] #engine-system-guide {
    background: #253b58;
    color: #c8dffd;
    border-color: #4d688b;
}
@media (max-width:1100px) {
    .engine-explorer-page .wy-nav-content-wrap {
        left: 0;
    }
    .engine-explorer-page .wy-nav-side {
        transform: translateX(-100%);
        z-index: 300;
    }
    .engine-navigation-open .wy-nav-side {
        transform: none;
        left: 0;
    }
    .engine-navigation-open body::after {
        content: "";
        position: fixed;
        z-index: 280;
        inset: 0;
        background: #18293a55;
    }
    .engine-explorer-links .optional {
        display: none;
    }
    .engine-navigation-open #engine-navigation-toggle {
        position: relative;
        z-index: 301;
    }
}
@media (max-width:700px) {
    .engine-explorer-header {
        padding: 10px 12px;
        gap: 10px;
    }
    .engine-explorer-header h1 {
        font-size: 15px;
    }
    .engine-explorer-links {
        gap: 7px;
    }
    .engine-explorer-links button,
    #engine-system-guide {
        padding: 7px;
        font-size: 10px;
    }
    .engine-explorer-header .cheryl-appearance,
    .engine-explorer-layouts > span {
        display: none;
    }
    .engine-explorer-layouts {
        padding: 6px 10px;
    }
}