/* Citation Impact — scoped to .cimpact so it sits inside any journal theme.
 *
 * Every colour is a custom property. The accent set (--ci-accent*, --ci-r0…8,
 * --ci-ring-track) is written inline from the active theme's colour by the
 * handler, and js/impact.js re-derives everything from the colours the theme
 * actually renders (text, background, links), including dark themes.
 * The values below are only the fallback when neither is available.
 */
.cimpact {
	/* Neutrals */
	--ci-card: #fff;
	--ci-ink: #1b1b1a;
	--ci-ink-2: #52514e;
	--ci-ink-3: #6f6e69;
	--ci-line: rgba(0, 0, 0, .11);
	--ci-grid: #e9e8e3;
	--ci-base: #c3c2b7;
	--ci-zero: #c3c2b7;
	--ci-track: #f3f2ee;
	--ci-hover: #fafaf8;
	--ci-chip: #f1f0ec;
	--ci-good: #006300;
	--ci-good-soft: #e7f4e7;
	--ci-tip-bg: #1b1b1a;
	--ci-tip-ink: #fff;
	/* Accent (from the theme) */
	--ci-accent: #2a78d6;
	--ci-accent-ink: #1c5cab;
	--ci-accent-soft: #e8f1fd;
	--ci-accent-softer: #f3f8ff;
	--ci-accent-line: #b7d3f6;
	--ci-ring-track: #cde2fb;
	--ci-r0: #86b6ef; --ci-r1: #6da7ec; --ci-r2: #5598e7; --ci-r3: #3987e5; --ci-r4: #2a78d6;
	--ci-r5: #256abf; --ci-r6: #1c5cab; --ci-r7: #184f95; --ci-r8: #104281;
	--ci-radius: 12px;
	max-width: 1000px;
	color: var(--ci-ink);
}
.cimpact * { box-sizing: border-box; }
.cimpact h2 { font-size: 1.15em; margin: 0 0 .35em; line-height: 1.3; }

/* Header */
.cimpact-head { margin: .25em 0 1.5em; }
.cimpact-title { margin: 0 0 .3em; }
.cimpact-lead { color: var(--ci-ink-2); margin: 0 0 .6em; }
.cimpact-meta { display: flex; flex-wrap: wrap; align-items: center; gap: .35em .9em; color: var(--ci-ink-3); font-size: .85em; margin: 0; }
.cimpact-chip {
	display: inline-flex; align-items: center; gap: .35em; padding: .2em .65em; border-radius: 999px;
	background: var(--ci-accent-soft); color: var(--ci-accent-ink); font-weight: 600; font-size: .95em;
}
.cimpact-chip::before { content: ""; width: .5em; height: .5em; border-radius: 50%; background: var(--ci-accent); }

/* Cards */
.cimpact-card {
	background: var(--ci-card); border: 1px solid var(--ci-line); border-radius: var(--ci-radius);
	padding: 1.25em 1.35em; margin: 0 0 1.25em; box-shadow: 0 1px 2px rgba(0, 0, 0, .04);
}
.cimpact-sub { color: var(--ci-ink-3); font-size: .85em; margin: 0 0 1em; }
.cimpact-empty { text-align: center; color: var(--ci-ink-2); padding: 1.5em; }
.cimpact-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Overview: hero + index table */
.cimpact-overview { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 1.25em; margin-bottom: 1.25em; }
.cimpact-overview .cimpact-card { margin: 0; }
.cimpact-hero {
	background: linear-gradient(160deg, var(--ci-accent-softer) 0%, var(--ci-card) 62%);
	display: flex; flex-direction: column;
}
.cimpact-hero-k { font-size: .9em; font-weight: 600; color: var(--ci-ink-2); }
.cimpact-hero-v { font-size: 3.4em; font-weight: 700; line-height: 1.05; letter-spacing: -.02em; margin: .1em 0 .1em; color: var(--ci-ink); }
.cimpact-hero-sub { color: var(--ci-ink-2); font-size: .9em; }
.cimpact-hero-k .cimpact-win {
	display: inline-block; margin-left: .35em; padding: .05em .6em; border-radius: 999px; vertical-align: .05em;
	background: var(--ci-accent-soft); color: var(--ci-accent-ink); font-size: .85em; font-weight: 600; font-variant-numeric: tabular-nums;
}
/* Large but light: regular weight in the accent colour (large text needs 3:1, which --ci-accent keeps). */
.cimpact-hero .cimpact-hero-v { font-weight: 400; letter-spacing: -.01em; color: var(--ci-accent); }
.cimpact-hero-all { margin-top: .35em; font-size: .85em; color: var(--ci-ink-3); }
.cimpact-hero-all strong { color: var(--ci-ink-2); }
.cimpact-mini { display: grid; grid-template-columns: 1fr 1fr; gap: .75em; margin: 1.1em 0 0; }
.cimpact-mini div { background: var(--ci-card); border: 1px solid var(--ci-grid); border-radius: 10px; padding: .6em .8em; }
.cimpact-mini dt { font-size: .78em; color: var(--ci-ink-3); margin: 0; }
.cimpact-mini dd { font-size: 1.35em; font-weight: 700; margin: .1em 0 0; }
.cimpact-ringrow { display: flex; align-items: center; gap: .9em; margin-top: auto; padding-top: 1.1em; border-top: 1px solid var(--ci-grid); }
.cimpact .ci-ring { width: 64px; height: 64px; flex: none; }
.cimpact .ci-ring-t { font-size: 13px; font-weight: 700; fill: var(--ci-ink); font-family: inherit; }
.cimpact-ring-k { font-weight: 600; font-size: .95em; }
.cimpact-ring-s { color: var(--ci-ink-3); font-size: .8em; margin-top: .15em; }

.cimpact-itable { width: 100%; border-collapse: separate; border-spacing: 0; margin: .4em 0 0; font-variant-numeric: tabular-nums; }
.cimpact-itable th, .cimpact-itable td { padding: .55em .8em; text-align: right; border-bottom: 1px solid var(--ci-grid); background: none; }
.cimpact-itable thead th { font-size: .8em; font-weight: 600; color: var(--ci-ink-3); border-bottom: 1px solid var(--ci-line); vertical-align: bottom; }
.cimpact-itable tbody th { text-align: left; font-weight: 400; color: var(--ci-ink-2); padding-left: 0; }
.cimpact-itable tbody tr:last-child th, .cimpact-itable tbody tr:last-child td { border-bottom: 0; }
.cimpact-itable td { font-size: 1.05em; font-weight: 600; }
.cimpact-itable small { font-weight: 400; color: var(--ci-ink-3); font-size: .78em; }
.cimpact-itable .cimpact-w { background: var(--ci-accent-soft); color: var(--ci-accent-ink); }
.cimpact-itable thead .cimpact-w { color: var(--ci-accent-ink); border-radius: 8px 8px 0 0; }
.cimpact-itable thead .cimpact-w span { display: block; font-weight: 400; font-size: .9em; }
.cimpact-itable tbody tr:last-child .cimpact-w { border-radius: 0 0 8px 8px; }
.cimpact-itable td.cimpact-w strong { font-size: 1.15em; }
.cimpact-note { color: var(--ci-ink-3); font-size: .78em; margin: .8em 0 0; }

/* Tabs */
/* The base line is an inset shadow and the tabs stay inside the box: no overflow, so no
   scroll arrows (Windows showed a 1px vertical scrollbar when tabs overlapped a border). */
.cimpact-tabs {
	display: flex; gap: .25em; margin: -.25em 0 1em; box-shadow: inset 0 -1px 0 var(--ci-line);
	overflow-x: auto; overflow-y: hidden; scrollbar-width: none;
}
.cimpact-tabs::-webkit-scrollbar { display: none; }
.cimpact-tabs button {
	font: inherit; font-size: .95em; font-weight: 600; color: var(--ci-ink-3); background: none; border: 0;
	padding: .55em .9em .65em; margin: 0; border-bottom: 2px solid transparent; cursor: pointer; white-space: nowrap;
}
.cimpact-tabs button:hover { color: var(--ci-ink); }
.cimpact-tabs button[aria-selected="true"] { color: var(--ci-accent-ink); border-bottom-color: var(--ci-accent); }
.cimpact-tabs button:focus-visible { outline: 2px solid var(--ci-accent); outline-offset: -2px; border-radius: 6px 6px 0 0; }
.cimpact-panel[hidden] { display: none; }

/* Year chart */
.cimpact-chartbox { position: relative; }
.cimpact .ci-chart { display: block; width: 100%; height: auto; overflow: visible; font-family: inherit; }
.cimpact .ci-chart-narrow { display: none; }
.cimpact .ci-grid { stroke: var(--ci-grid); stroke-width: 1; }
.cimpact .ci-base { stroke: var(--ci-base); }
.cimpact .ci-ring-bg { stroke: var(--ci-ring-track); }
.cimpact .ci-ring-fg { stroke: var(--ci-accent); }
.cimpact .ci-tick { fill: var(--ci-ink-3); font-size: 11px; font-variant-numeric: tabular-nums; }
.cimpact .ci-tick-w { fill: var(--ci-accent-ink); font-weight: 700; }
.cimpact .ci-val { fill: var(--ci-ink-2); font-size: 11px; font-weight: 600; font-variant-numeric: tabular-nums; }
.cimpact .ci-band { fill: var(--ci-accent-soft); }
.cimpact .ci-band-t { fill: var(--ci-accent-ink); font-size: 11px; font-weight: 700; letter-spacing: .02em; }
.cimpact .ci-hit { fill: transparent; }
.cimpact .ci-bar { outline: none; cursor: default; }
.cimpact .ci-mark { transition: opacity .15s; }
.cimpact .ci-chart:hover .ci-mark { opacity: .55; }
.cimpact .ci-chart .ci-bar:hover .ci-mark, .cimpact .ci-chart .ci-bar:focus .ci-mark { opacity: 1; }
.cimpact .ci-bar:focus-visible .ci-hit { stroke: var(--ci-accent); stroke-width: 1.5; }
.cimpact-tip {
	position: absolute; pointer-events: none; transform: translate(-50%, -100%); opacity: 0; transition: opacity .12s;
	background: var(--ci-tip-bg); color: var(--ci-tip-ink); font-size: 12px; line-height: 1.3; padding: 6px 9px; border-radius: 6px; white-space: nowrap;
	box-shadow: 0 4px 12px rgba(0, 0, 0, .18);
}
.cimpact-legend { list-style: none; display: flex; flex-wrap: wrap; gap: .4em 1.4em; margin: .8em 0 0; padding: 0; font-size: .82em; color: var(--ci-ink-2); }
.cimpact-legend li { display: flex; align-items: center; gap: .5em; margin: 0; }
.cimpact-key-ramp { flex: none; width: 34px; height: 10px; border-radius: 3px; }
.cimpact-key-band { flex: none; width: 14px; height: 14px; border-radius: 4px; background: var(--ci-accent-soft); border: 1px solid var(--ci-accent-line); }
.cimpact-details { margin-top: .8em; font-size: .85em; color: var(--ci-ink-2); }
.cimpact-details summary { cursor: pointer; }
.cimpact-ytable { border-collapse: collapse; margin-top: .5em; font-variant-numeric: tabular-nums; }
.cimpact-ytable th, .cimpact-ytable td { padding: 3px 14px 3px 0; text-align: right; border-bottom: 1px solid var(--ci-grid); background: none; }
.cimpact-ytable th:first-child, .cimpact-ytable td:first-child { text-align: left; }

/* Growth line chart */
.cimpact .ci-line { stroke: var(--ci-accent); stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; }
.cimpact .ci-line-oa { stroke: var(--ci-ink-3); stroke-width: 1.75; stroke-dasharray: 5 4; }
.cimpact .ci-dot { fill: var(--ci-card); stroke: var(--ci-accent); stroke-width: 2; }
.cimpact .ci-chart:hover .ci-dot { opacity: 1; }
.cimpact-key-line { flex: none; width: 24px; height: 0; border-top: 2.5px solid var(--ci-accent); }
.cimpact-key-line.cimpact-key-oa { border-top: 1.75px dashed var(--ci-ink-3); }

/* Per issue */
.cimpact-scroll { overflow-x: auto; }
.cimpact-issues { width: 100%; font-size: .95em; }
.cimpact-issues td:first-child { white-space: normal; }
.cimpact-issues small { color: var(--ci-ink-3); }

/* Citing works and self-citations */
.cimpact-is { color: var(--ci-ink-3); }
.cimpact-citing { margin-top: .45em; font-size: .85em; white-space: normal; }
.cimpact-citing summary { cursor: pointer; color: var(--ci-accent-ink); font-weight: 600; }
.cimpact-citing ol { margin: .4em 0 .2em; padding-left: 1.4em; }
.cimpact-citing li { margin: 0 0 .45em; line-height: 1.4; }
.cimpact-cm { display: block; color: var(--ci-ink-3); font-size: .95em; }
.cimpact-self {
	display: inline-block; padding: .05em .55em; border-radius: 999px; font-size: .85em; font-weight: 600; white-space: nowrap;
	background: var(--ci-chip); color: var(--ci-ink-2); border: 1px dashed var(--ci-base);
}
.cimpact-selfnote { margin: 0 0 1.25em; font-size: .9em; color: var(--ci-ink-2); }
.cimpact-dl-2 { margin-left: .4em; background: var(--ci-card); }

/* Distribution */
.cimpact-dist { list-style: none; margin: 0; padding: 0; }
.cimpact-dist li { display: grid; grid-template-columns: 8.5em minmax(0, 1fr) 6.5em; align-items: center; gap: .9em; padding: .45em 0; margin: 0; }
.cimpact-dist-k { font-size: .9em; color: var(--ci-ink-2); }
.cimpact-dist-track { height: 22px; background: var(--ci-track); border-radius: 6px; overflow: hidden; }
.cimpact-dist-track i { display: block; height: 100%; border-radius: 6px; }
.cimpact-dist-v { text-align: right; font-variant-numeric: tabular-nums; }
.cimpact-dist-v small { color: var(--ci-ink-3); margin-left: .25em; }

/* Top three */
.cimpact-topwrap { margin: 0 0 1.25em; }
.cimpact-topwrap > h2 { margin-bottom: .7em; }
.cimpact-top { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1em; }
.cimpact-topcard { position: relative; margin: 0; display: flex; flex-direction: column; gap: .35em; padding-top: 1.1em; overflow: hidden; }
.cimpact-topcard::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px; background: var(--ci-r8); }
.cimpact-topcard:nth-child(2)::before { background: var(--ci-r5); }
.cimpact-topcard:nth-child(3)::before { background: var(--ci-r2); }
.cimpact-rank { font-size: .8em; font-weight: 700; color: var(--ci-accent-ink); letter-spacing: .04em; }
.cimpact-top-n { color: var(--ci-ink-3); font-size: .85em; }
.cimpact-top-n strong { font-size: 2em; color: var(--ci-ink); font-weight: 700; letter-spacing: -.01em; margin-right: .1em; }
.cimpact-top-t {
	font-weight: 600; line-height: 1.35; text-decoration: none;
	display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.cimpact-top-t:hover, .cimpact-top-t:focus { text-decoration: underline; }
.cimpact-top-meta { display: flex; align-items: center; gap: .6em; margin-top: auto; padding-top: .4em; font-size: .8em; color: var(--ci-ink-3); }

/* FCR chip */
.cimpact-fcr { display: inline-block; padding: .1em .5em; border-radius: 999px; background: var(--ci-chip); color: var(--ci-ink-2); font-size: .85em; font-weight: 600; white-space: nowrap; }
.cimpact-fcr.is-high { background: var(--ci-good-soft); color: var(--ci-good); }

/* Tools + table */
.cimpact-tools { display: flex; flex-wrap: wrap; gap: .6em; margin: 0 0 .75em; }
.cimpact-tools input, .cimpact-tools select {
	font: inherit; font-size: .9em; padding: .5em .7em; border: 1px solid var(--ci-line); border-radius: 8px; background: var(--ci-card); color: inherit;
}
.cimpact-tools input { flex: 1 1 220px; min-width: 0; }
.cimpact-list { width: 100%; border-collapse: collapse; margin: 0; }
.cimpact-list th {
	font-size: .78em; font-weight: 600; color: var(--ci-ink-3); text-align: right; white-space: nowrap;
	padding: .5em 0 .5em .75em; border-bottom: 1px solid var(--ci-line); background: none;
}
.cimpact-list td {
	padding: .85em 0 .85em .75em; border-bottom: 1px solid var(--ci-grid); vertical-align: top; text-align: right;
	white-space: nowrap; font-variant-numeric: tabular-nums;
}
.cimpact-list th:nth-child(2), .cimpact-list td:nth-child(2) { text-align: left; white-space: normal; }
.cimpact-list tr:last-child td { border-bottom: 0; }
.cimpact-list tbody tr:hover td { background: var(--ci-hover); }
.cimpact-rk { width: 2.2em; text-align: left !important; padding-left: 0 !important; color: var(--ci-ink-3); font-size: .85em; }
.cimpact-cc { width: 7.5em; }
.cimpact-cbar { display: inline-flex; flex-direction: column; align-items: flex-end; gap: 4px; width: 100%; }
.cimpact-cbar b { font-weight: 700; }
.cimpact-cbar i { display: block; height: 4px; border-radius: 2px; background: var(--ci-accent); max-width: 100%; }
.cimpact-t { font-weight: 600; line-height: 1.4; text-decoration: none; }
.cimpact-t:hover, .cimpact-t:focus { text-decoration: underline; }
.cimpact-a { color: var(--ci-ink-2); font-size: .85em; margin-top: .15em; }
.cimpact-s { color: var(--ci-ink-3); font-size: .78em; margin-top: .15em; word-break: break-word; }
.cimpact-s a { color: inherit; }
.cimpact-muted { color: var(--ci-ink-3); font-weight: 400; }
.cimpact-more {
	display: block; margin: 1em auto 0; font: inherit; font-size: .9em; padding: .55em 1.2em; cursor: pointer;
	border: 1px solid var(--ci-line); border-radius: 999px; background: var(--ci-card); color: inherit;
}
.cimpact-more:hover { background: var(--ci-accent-soft); }
.cimpact-more[hidden], .cimpact-nomatch[hidden] { display: none; }
.cimpact-src {
	display: inline-block; margin-left: .35em; padding: .05em .55em; border-radius: 999px; vertical-align: .1em;
	font-size: .72em; font-weight: 600; letter-spacing: .01em; background: var(--ci-accent-soft); color: var(--ci-accent-ink);
}
.cimpact-chip-muted { background: var(--ci-chip); color: var(--ci-ink-2); }
.cimpact-chip-muted::before { background: var(--ci-ink-3); }
/* OpenAlex comparison: neutral styling so it reads as secondary to the accent-coloured main figures. */
.cimpact-oa { background: var(--ci-hover); border-style: dashed; }
.cimpact-oa-head { display: flex; flex-wrap: wrap; align-items: center; gap: .4em .8em; }
.cimpact-oa-head h2 { margin: 0; }
.cimpact-oa-tag { font-size: .75em; font-weight: 600; padding: .15em .65em; border-radius: 999px; background: var(--ci-chip); color: var(--ci-ink-2); }
.cimpact-oa .cimpact-sub { margin: .5em 0 .9em; }
.cimpact-oa-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .75em; margin: 0; }
.cimpact-oa-grid div { background: var(--ci-card); border: 1px solid var(--ci-grid); border-radius: 10px; padding: .6em .8em; }
.cimpact-oa-grid dt { font-size: .78em; color: var(--ci-ink-3); margin: 0; }
.cimpact-oa-grid dd { font-size: 1.35em; font-weight: 700; margin: .1em 0 0; color: var(--ci-ink-2); font-variant-numeric: tabular-nums; }
.cimpact-oa-grid small { font-size: .6em; font-weight: 400; color: var(--ci-ink-3); }
.cimpact-col-oa { color: var(--ci-ink-2); }
.cimpact-nodim .cimpact-col-fcr, .cimpact-nodim .cimpact-fcr { display: none !important; }
.cimpact-dlrow { text-align: center; margin: .9em 0 0; font-size: .85em; color: var(--ci-ink-3); }
.cimpact-dl {
	display: inline-flex; align-items: center; gap: .45em; padding: .45em 1em; border-radius: 999px; font-weight: 600; text-decoration: none;
	background: var(--ci-accent-soft); color: var(--ci-accent-ink); border: 1px solid var(--ci-accent-line);
}
.cimpact-dl::before { content: "↓"; font-weight: 700; }
.cimpact-dl:hover, .cimpact-dl:focus { background: var(--ci-accent); color: var(--ci-card); text-decoration: none; }
.cimpact-dlrow span { display: block; margin-top: .4em; }
.cimpact-count { text-align: center; color: var(--ci-ink-3); font-size: .78em; margin: .5em 0 0; }
.cimpact-footer { color: var(--ci-ink-3); font-size: .8em; margin-top: 1.5em; }
.cimpact-footer p { margin: 0 0 .4em; }

@media (max-width: 860px) {
	.cimpact-overview { grid-template-columns: minmax(0, 1fr); }
	.cimpact-top { grid-template-columns: minmax(0, 1fr); }
	.cimpact-oa-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
	.cimpact-card { padding: 1em; }
	.cimpact-tabs button { flex: 1 1 0; white-space: normal; font-size: .85em; padding: .5em .4em .6em; line-height: 1.25; }
	.cimpact .ci-chart-wide { display: none; }
	.cimpact .ci-chart-narrow { display: block; }
	.cimpact-hide-sm { display: none; }
	.cimpact-hero-v { font-size: 2.8em; }
	.cimpact-itable th, .cimpact-itable td { padding: .5em .5em; }
	.cimpact-dist li { grid-template-columns: 6.5em minmax(0, 1fr) 5em; gap: .6em; }
	.cimpact-rk { display: none; }
	.cimpact-cc { width: 5.5em; }
}
@media (prefers-reduced-motion: reduce) { .cimpact * { transition: none !important; } }
@media (forced-colors: active) { .cimpact .ci-mark, .cimpact-dist-track i, .cimpact-cbar i { forced-color-adjust: none; } }