/* The Eight-Phase Verified Infographic Pipeline - layout and styling
   Fixed-height box: title row with step buttons, then the top-to-bottom
   Mermaid diagram on the left and the shared infobox panel on the right.
   The height of <main> must equal the CANVAS_HEIGHT comment in
   verified-infographic-pipeline-phases.js. */

html, body {
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
}

main {
    box-sizing: border-box;
    height: 535px;
    display: flex;
    flex-direction: column;
    background-color: aliceblue;
    border: 1px solid silver;
    overflow: hidden;
}

.sim-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 4px 12px;
    padding: 8px 14px 6px 14px;
}

.sim-header h1 {
    margin: 0;
    font-size: 22px;
    font-weight: normal;
    color: #111;
}

/* Previous / Next step-through controls */
.stepper {
    display: flex;
    align-items: center;
    gap: 8px;
}

.stepper button {
    font-size: 15px;
    padding: 3px 12px;
    cursor: pointer;
}

.stepper button:disabled {
    cursor: default;
}

.step-label {
    font-size: 15px;
    color: #1f2937;
    min-width: 96px;
    text-align: center;
}

/* Diagram on the left, infobox on the right */
.body {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    border-top: 1px solid silver;
}

.diagram {
    flex: 0 0 46%;
    box-sizing: border-box;
    min-width: 0;
    padding: 8px 6px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.diagram svg {
    max-height: 480px;
    max-width: 100%;
}

.diagram .node {
    cursor: pointer;
    transition: opacity 0.15s;
}

.diagram .node:hover rect {
    filter: brightness(1.12);
}

.diagram .node:focus {
    outline: none;
}

/* The selected node gets a dark halo. (Mermaid writes each node's own stroke
   as an inline !important style, so the highlight is a filter, not a stroke.) */
.diagram .node.selected,
.diagram .node:focus-visible {
    filter: drop-shadow(0 0 1px #111) drop-shadow(0 0 3px #111);
}

/* Phases the walk-through has not reached yet */
.diagram .dimmed {
    opacity: 0.45;
}

/* Shared infobox panel beside the diagram */
.infobox {
    flex: 1 1 54%;
    box-sizing: border-box;
    min-width: 0;
    padding: 12px 14px;
    background-color: white;
    border-left: 1px solid silver;
    font-size: 15px;
    line-height: 1.4;
    color: #1f2937;
    overflow: hidden;
}

.infobox h2 {
    margin: 6px 0 6px 0;
    font-size: 19px;
    color: #111827;
}

.infobox p {
    margin: 0 0 8px 0;
}

.infobox .label {
    font-weight: bold;
}

.infobox .guide {
    color: #475569;
    font-style: italic;
}

/* What kind of phase this is */
.badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: bold;
}

.badge.overview {
    background-color: #e2e8f0;
    color: #1f2937;
}

.badge.text {
    background-color: #00796b;
    color: white;
}

.badge.lock {
    background-color: #ffc107;
    color: #2b1d00;
}

.badge.image {
    background-color: #bf360c;
    color: white;
}

.badge.audit {
    background-color: #2e7d32;
    color: white;
}

/* Audit-trail files that exist after the selected phase */
.files {
    margin-top: 4px;
    border: 1px solid #94a3b8;
    border-radius: 4px;
    background-color: #f8fafc;
}

.files-label {
    padding: 4px 8px;
    font-size: 14px;
    font-weight: bold;
    border-bottom: 1px solid #cbd5e1;
}

.files ul {
    margin: 0;
    padding: 5px 8px 5px 26px;
    font-size: 14px;
    line-height: 1.45;
}

.files li.none {
    list-style: none;
    margin-left: -16px;
    color: #64748b;
}

.files li.new code {
    font-weight: bold;
    background-color: #b2dfdb;
}

.files li.image.new code {
    background-color: #ffccbc;
}

.files code {
    font-family: Menlo, Consolas, "Courier New", monospace;
    font-size: 13px;
    padding: 0 3px;
    border-radius: 3px;
}

.files .tag {
    font-size: 12px;
    font-weight: bold;
    color: #00695c;
}

.files-note {
    padding: 0 8px 5px 8px;
    font-size: 13px;
    color: #64748b;
}

/* Narrow iframes: smaller type, narrower diagram column */
@media (max-width: 620px) {
    .sim-header h1 {
        font-size: 17px;
    }
    .stepper button,
    .step-label {
        font-size: 13px;
    }
    .diagram {
        flex-basis: 44%;
        padding: 6px 2px;
        align-items: flex-start;
    }
    .infobox {
        font-size: 12.5px;
        line-height: 1.3;
        padding: 8px 8px;
    }
    .infobox h2 {
        font-size: 15px;
        margin: 4px 0;
    }
    .infobox p {
        margin-bottom: 5px;
    }
    .badge {
        font-size: 11px;
        padding: 1px 7px;
    }
    .files-label,
    .files ul {
        font-size: 12px;
    }
    .files ul {
        padding-left: 20px;
    }
    .files code {
        font-size: 10.5px;
    }
    .files-note {
        font-size: 11px;
    }
}