/* Clemson-themed Doxygen skin (dark-mode only)
   Drop into HTML via: HTML_EXTRA_STYLESHEET = clemson.css
*/

:root{
  /* Clemson-ish palette */
  --clemson-orange: #F56600;
  --clemson-purple: #522D80;

  /* Dark-only neutrals */
  --bg: #0f1115;
  --bg-soft: #0f1115;
  --text: #e6e6e6;
  --muted: #b1b6c2;
  --border: #2a2f3a;

  --card: #141823;
  --card-2: #101421;
  --shadow: 0 10px 26px rgba(0,0,0,.45);

  /* Links */
  --link: #c9b3ff;
  --link-hover: #f2d1b8;

  /* Code */
  --code-bg: #0b1020;      /* deep navy */
  --code-text: #e9edf6;

  /* Tree-view palette (NOT purple-heavy) */
  --nav-bg: #0f1320;              /* slightly cooler, lighter than purple */
  --nav-border: #232a3a;
  --nav-hover: rgba(245,102,0,.10);
  --nav-selected: rgba(245,102,0,.14); /* orange-tinted selection instead of purple */
  --nav-text: #d8dbea;
  --nav-text-muted: #a9afc4;

  --radius: 12px;
  --radius-sm: 10px;
}

/* Base */
html, body {
  background: var(--bg-soft);
  color: var(--text);
}

body, table, div, p, dl {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
  line-height: 1.5;
}

/* Links */
a, a:visited {
  color: var(--link);
  text-decoration: none;
}
a:hover, a:focus {
  color: var(--link-hover);
  text-decoration: underline;
}

/* Top bar / title area */
#top {
  background: linear-gradient(90deg, var(--clemson-purple), #31194f);
  border-bottom: 4px solid var(--clemson-orange);
}

#titlearea {
  background: transparent;
  color: #fff;
  border: 0;
}

#projectname {
  color: #fff;
  font-weight: 800;
  letter-spacing: .2px;
}
#projectbrief, #projectnumber {
  color: rgba(255,255,255,.85);
}

/* Tabs (nav rows) */
.tabs, .tabs2, .tabs3 {
  background: transparent;
  border: 0;
}

.tablist li a {
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.18);
  border-bottom: 0;
  color: #fff;
  border-top-left-radius: var(--radius-sm);
  border-top-right-radius: var(--radius-sm);
  padding: 8px 12px;
}
.tablist li a:hover {
  background: rgba(245,102,0,.18);
  border-color: rgba(245,102,0,.35);
  color: #fff;
  text-decoration: none;
}
.tablist li.current a {
  background: var(--card);
  color: var(--link);
  border-color: var(--border);
}

/* Breadcrumb / navpath */
.navpath {
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.navpath ul {
  padding: 10px 12px;
}
.navpath li {
  color: var(--muted);
}

/* Main content container feel */
#doc-content, .contents, .header, .footer {
  background: transparent;
}

.contents {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 18px;
  margin: 16px 10px;
}

/* Headings */
h1, h2, h3 {
  color: var(--link);
  letter-spacing: .1px;
}
h1 {
  border-bottom: 2px solid rgba(245,102,0,.35);
  padding-bottom: 8px;
}

/* Member documentation blocks */
.memitem, .memproto, .memdoc, .memtitle, .groupheader {
  border-color: var(--border) !important;
}
.memtitle {
  background: linear-gradient(90deg, rgba(82,45,128,.22), rgba(245,102,0,.10));
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  color: #e6dcff;
  font-weight: 750;
}
.memitem {
  background: var(--card);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.memproto, .memdoc {
  background: var(--card);
}

/* Tables */
table.doxtable, table.markdownTable, table.fieldtable {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,.18);
}
table.doxtable th, table.markdownTable th, table.fieldtable th {
  background: rgba(82,45,128,.22);
  color: #e6dcff;
  font-weight: 750;
  border-bottom: 1px solid var(--border);
}
table.doxtable td, table.markdownTable td, table.fieldtable td {
  border-bottom: 1px solid var(--border);
}

/* Code blocks */
div.fragment, pre.fragment, div.line, .line {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}
div.fragment, pre.fragment {
  background: var(--code-bg) !important;
  color: var(--code-text) !important;
  border: 1px solid rgba(245,102,0,.28);
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 24px rgba(0,0,0,.30);
}
code, .inlinecode, tt {
  background: rgba(245,102,0,.14);
  border: 1px solid rgba(245,102,0,.22);
  border-radius: 8px;
  padding: 1px 6px;
}

/* Search */
#MSearchBox {
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
}
#MSearchField {
  color: #fff !important;
}
#MSearchField::placeholder {
  color: rgba(255,255,255,.70);
}

/* Tree view sidebar (lighter, cooler, not purple-heavy) */
#side-nav, #nav-tree, #nav-tree-contents {
  background: var(--nav-bg) !important;
}
#nav-tree {
  border-right: 1px solid var(--nav-border) !important;
}

#nav-tree .label a,
#nav-tree a {
  color: var(--nav-text) !important;
}
#nav-tree .label {
  color: var(--nav-text-muted) !important;
}

#nav-tree .item:hover,
#nav-tree .label a:hover {
  background: var(--nav-hover) !important;
  text-decoration: none;
}

/* Selected item: orange accent + subtle highlight (no purple block) */
#nav-tree .selected,
#nav-tree .selected a {
  background: var(--nav-selected) !important;
  color: #fff !important;
}
#nav-tree .selected {
  border-left: 4px solid var(--clemson-orange);
}

/* Tree expand/collapse icons sometimes inherit colors oddly */
#nav-tree img {
  filter: brightness(1.2) contrast(1.1);
  opacity: .9;
}

/* Footer */
.footer, #nav-path, #nav-path ul {
  background: transparent;
}
.footer {
  color: var(--muted);
}

/* Small polish */
hr {
  border: 0;
  border-top: 1px solid var(--border);
}
dl.note, dl.warning, dl.attention, dl.todo {
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: 0 2px 10px rgba(0,0,0,.18);
}
dl.warning > dt {
  background: rgba(245,102,0,.16);
  color: #ffd3b6;
}
dl.note > dt {
  background: rgba(82,45,128,.22);
  color: #e6dcff;
}