/* "Связи": the graph fills the page under a short head, in the site's book style. */
.graph-page { padding-bottom: 2rem; }
.graph-main { width: min(84rem, calc(100% - 2 * max(16px, 4vw))); margin-inline: auto; }
.graph-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 20rem); gap: 1rem 3rem; align-items: end; padding-block: clamp(2.4rem, 5vw, 3.6rem) 1.2rem; }
.graph-head h1 { margin: 0; font: 300 clamp(2.6rem, 6vw, 4.4rem) / 1 var(--font-display); letter-spacing: -.01em; }
.graph-scope { margin: .9rem 0 0; color: var(--muted-strong); font: italic 300 1.2rem / 1.5 var(--font-display); }
.graph-find { position: relative; }
.graph-find input { width: 100%; padding: .4rem 0; border: 0; border-bottom: 1px solid var(--line); outline: none; background: transparent; color: var(--text); font: 400 1rem / 1.4 var(--font-ui); }
.graph-find input:focus { border-bottom-color: var(--accent); }
.graph-find input::placeholder { color: var(--dim); }
.graph-find__hits { position: absolute; left: 0; right: 0; top: 100%; z-index: 10; list-style: none; margin: 0; padding: 0; border-radius: 0 0 .45rem .45rem; background: var(--bg); box-shadow: 0 16px 34px var(--shadow); }
.graph-find__hits button { width: 100%; padding: .6rem .8rem; border: 0; border-bottom: 1px solid var(--line); background: none; color: var(--text); font: 400 1rem / 1.3 var(--font-display); text-align: left; cursor: pointer; }
.graph-find__hits button:hover { color: var(--accent-bright); }
.graph-find__none { padding: .6rem .8rem; color: var(--dim); font: italic 300 .95rem / 1.4 var(--font-display); }
.graph-series { display: flex; flex-wrap: wrap; gap: .35rem 1.3rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); font: 400 .88rem / 1.5 var(--font-ui); }
.graph-series a { color: var(--muted); text-decoration: none; border-bottom: 1px solid transparent; }
.graph-series a:hover { color: var(--text); }
.graph-series a[aria-current="page"] { color: var(--text); border-bottom-color: var(--accent); }
.graph-kinds { display: flex; flex-wrap: wrap; gap: .4rem 1.4rem; padding-block: .9rem; font: 400 .85rem / 1.4 var(--font-ui); }
.graph-kinds button { display: inline-flex; align-items: center; gap: .45rem; padding: 0; border: 0; background: none; color: var(--muted-strong); cursor: pointer; }
.graph-kinds button[aria-pressed="false"] { color: var(--dim); text-decoration: line-through; }
.graph-kinds button[aria-pressed="false"] .graph-dot { opacity: .3; }
.graph-dot { display: inline-block; width: .6rem; height: .6rem; border-radius: 50%; }
.graph-stage { position: relative; height: max(32rem, calc(100vh - 19rem)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; touch-action: none; }
.graph-stage canvas { display: block; cursor: grab; }
.graph-card { position: absolute; top: 1rem; right: 1rem; width: min(19rem, calc(100% - 2rem)); max-height: calc(100% - 2rem); overflow-y: auto; padding: 1.1rem 1.2rem 1.2rem; border: 1px solid var(--line-strong); border-radius: .55rem; background: var(--bg); box-shadow: 0 16px 40px var(--shadow); }
.graph-card h2 { margin: .2rem 0 1rem; font: 400 1.5rem / 1.2 var(--font-display); }
.graph-card__close { position: absolute; top: .5rem; right: .6rem; width: 2rem; height: 2rem; border: 0; background: none; color: var(--muted); font: 300 1.4rem / 1 var(--font-ui); cursor: pointer; }
.graph-card__close:hover { color: var(--text); }
.graph-card__kind { margin: 0; color: var(--muted); font: 400 .78rem / 1.4 var(--font-ui); }
.graph-card__label { margin: 0 0 .4rem; color: var(--accent); font: 500 .68rem / 1.4 var(--font-ui); letter-spacing: .16em; text-transform: uppercase; }
.graph-card ol { list-style: none; margin: 0 0 1rem; padding: 0; }
.graph-card ol button { padding: .25rem 0; border: 0; background: none; color: var(--muted-strong); font: 400 1rem / 1.35 var(--font-display); text-align: left; cursor: pointer; }
.graph-card ol button:hover { color: var(--accent-bright); }
.graph-card__index { color: var(--accent); font: 400 .86rem / 1.4 var(--font-ui); text-decoration: none; }
.graph-card__index:hover { color: var(--accent-bright); }
.graph-hint { position: absolute; left: 1rem; bottom: .7rem; margin: 0; color: var(--dim); font: italic 300 .85rem / 1.3 var(--font-display); pointer-events: none; }
.graph-error { position: absolute; inset: 0; display: grid; place-items: center; color: var(--muted); font: italic 300 1.1rem / 1.4 var(--font-display); }
@media (max-width: 760px) {
  .graph-head { grid-template-columns: 1fr; }
  .graph-stage { height: 70vh; }
  .graph-card { top: auto; bottom: 1rem; }
  .graph-hint { display: none; }
}
.graph-page .graph-head { scroll-margin-top: 4.5rem; }