/* Copyright © 2026 Christopher Snow. */
#gpu-map { --map-device:#85632a; --map-device-bg:#fcf5e6; }
[data-theme="dark"] #gpu-map { --map-device:#efd295; --map-device-bg:#3b3323; }
#gpu-map [hidden] { display:none !important; }
#gpu-map p { font-size:16px; line-height:1.65; }
#gpu-map h2 { font-size:26px; line-height:1.3; }
#gpu-map h3 { font-size:18px; }
.map-tools { display:flex; flex-wrap:wrap; align-items:end; justify-content:space-between; gap:16px; }
.map-tools>div { display:flex; gap:8px; flex-wrap:wrap; }
#map-status { color:var(--muted); overflow-wrap:anywhere; }
.map-panel { margin:24px 0; border:1px solid var(--line); border-radius:14px; padding:24px; background:var(--panel); }
.map-panel>h2 { margin-top:0; }
.map-machine { display:grid; grid-template-columns:minmax(240px,1fr) 70px minmax(0,3fr); gap:8px; align-items:start; margin:28px 0; }
.map-node { min-width:0; margin:12px 0; border:1px solid var(--line); border-radius:10px; background:var(--panel); }
.map-node>summary { display:flex; align-items:center; justify-content:space-between; gap:12px; list-style:none; padding:16px; min-height:64px; cursor:pointer; }
.map-node>summary::-webkit-details-marker { display:none; }
.map-node>summary::after { content:'+'; flex:none; display:grid; place-items:center; width:28px; height:28px; border:1px solid currentColor; border-radius:50%; color:var(--accent); font:22px/1 system-ui; }
.map-node[open]>summary::after { content:'−'; }
.map-node>summary strong { display:block; font-size:19px; line-height:1.4; overflow-wrap:anywhere; }
.map-node>summary:hover { background:var(--soft); border-radius:10px; }
#gpu-map summary:focus-visible,#gpu-map a:focus-visible { outline:3px solid var(--accent); outline-offset:3px; }
.map-hint { display:block; margin-top:5px; font-size:14px; font-weight:400; color:var(--muted); }
.map-hint:empty { display:none; }
.map-inside { border-top:1px solid var(--line); padding:18px; }
.map-inside>p:first-child { margin-top:0; }
.map-device-part { border:2px solid var(--accent); background:var(--accent-soft); }
.map-device-part>summary strong { color:var(--accent); font-size:26px; }
.map-device { container:gpu-device / inline-size; }
.map-system-group { min-width:0; border:2px solid var(--map-device); border-radius:14px; padding:12px; background:var(--map-device-bg); }
#gpu-map .map-group-title { margin:0; font-size:22px; color:var(--map-device); }
#gpu-map .map-device-note { margin:8px 0 16px; color:var(--muted); font-size:14px; }
.map-sms { display:grid; gap:12px; align-items:start; }
.map-sms>.map-sm { margin:0; }
.map-sm { background:var(--soft); }
.map-label { text-transform:uppercase; letter-spacing:.08em; color:var(--muted); font-size:12px!important; }
.map-resources { display:grid; gap:8px; }
.map-transfer { text-align:center; padding-top:24px; font-size:13px; color:var(--muted); }
.map-transfer span { display:block; width:40px; height:40px; margin:auto; font-size:28px; }
.map-connection { text-align:center; padding:10px 0; color:var(--muted); font-size:14px; }
.map-connection > span { display:block; font-size:24px; }
.map-connection .map-node { text-align:left; color:var(--ink); }
.map-note { border-left:3px solid var(--accent); padding-left:14px; color:var(--muted); }
.map-lanes { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:6px; }
.map-lane { margin:0; }
.map-lane>summary { min-height:56px; padding:6px 2px; justify-content:center; text-align:center; }
.map-lane>summary strong { font-size:14px; }
.map-lane>summary::after { display:none; }
.map-lane-label { display:block; font-size:11px; font-weight:400; }
.map-lane[open] { grid-column:1/-1; border:2px solid var(--accent); }
.map-lane[open]>summary { justify-content:space-between; padding:8px 14px; }
.map-lane[open]>summary::after { display:grid; }
.map-lane .map-inside { padding:12px; }
.map-chapter-links { display:flex; flex-wrap:wrap; gap:10px 16px; margin:16px 0 0; }
.map-chapter-links a { font-size:14px; overflow-wrap:anywhere; }
@container gpu-device (min-width:660px) {
 .map-sms { grid-template-columns:repeat(2,minmax(0,1fr)); }
 .map-sm .map-inside { padding:12px; }
 .map-sm .map-node>summary { padding:12px; }
 .map-sm .map-lane>summary { padding:6px 2px; }
}
@media(max-width:1100px) {
 .map-machine { grid-template-columns:1fr; gap:0; }
 .map-transfer { padding:8px; }.map-transfer br { display:none; }.map-transfer span { transform:rotate(90deg); }
}
@media(max-width:600px) {
 .map-system-group { padding:8px; }
 .map-panel { padding:16px 10px; }.map-node>summary { padding:12px; gap:6px; }
 .map-node>summary strong { font-size:17px; }.map-inside { padding:10px; }
 .map-lane>summary { padding:6px 2px; }.map-lane>summary strong { font-size:13px; }
 .map-node>summary::after { width:24px; height:24px; font-size:18px; }
 .map-hint { font-size:13px; }
 .map-tools>div { width:100%; }.map-tools button { flex:1; }
}

.map-heading h1 { font-size:28px; margin:0 0 8px; }
.map-heading p { font-size:16px; margin:0; color:var(--muted); }

.map-tools { margin-top:24px; }

/* Chapter numbers supplement the title; the whole header remains a disclosure. */
.map-node>summary>span { min-width:0; }
.map-chapter-label { display:inline; color:var(--muted); font-size:14px; line-height:1.5; font-weight:400; }

.map-inside-chapters { display:block; margin-top:5px; color:var(--muted); font-size:14px; line-height:1.5; font-weight:400; }
.map-node[open]>summary .map-inside-chapters { display:none; }