:root{
  --bg:#ffffff;
  --bg-card:#f5f5f7;
  --text:#1c1c1e;
  --primary:#9b5cff;
  --primary-light:rgba(155,92,255,0.20);
  --link:#cba6ff;
  --link-hover:#9b5cff;
  --border:#dadada;
  --muted:#777;
  --radius:8px;
  --transition:.20s ease;
  --highlight-bg:rgba(155,92,255,0.22);
  --highlight-color:#1c1c1e;
}
@media (prefers-color-scheme: dark) {
  :root:not(.light-mode) {
    --bg:#0f0f11;
    --bg-card:#161618;
    --text:#f5f5f7;
    --primary:#b981ff;
    --primary-light:rgba(185,129,255,0.20);
    --link:#e7c7ff;
    --link-hover:#b981ff;
    --border:#3a3a3f;
    --muted:#9a9aa1;
    --highlight-bg:rgba(185,129,255,0.25);
    --highlight-color:#ffffff;
  }
}
:root.dark-mode {
  --bg:#0f0f11ee;
  --bg-card:#181816c3;
  --text:#f5f5f7;
  --primary:#b981ff;
  --primary-light:rgba(185,129,255,0.20);
  --link:#e7c7ff;
  --link-hover:#b981ff;
  --border:#3a3a3f;
  --muted:#9a9aa1;
  --highlight-bg:rgba(185,129,255,0.25);
  --highlight-color:#ffffff;
}

html, body {
  height: 100%;
  margin: 0;
  display: flex;
  flex-direction: column;
}
.page-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  max-width: 1400px;
  width: 92%;
  margin: auto;
  padding: 0.5rem 0;
}
#docs-section,
#about-section {
  flex: 1;
  display: flex;
  flex-direction: column;
}
#sections-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  margin: 0 auto;
}
#sections-container {
  flex: 1;
  display: flex;
  flex-direction: column;
}

* {
  margin:0;padding:0;box-sizing:border-box;
  font-family:"Inter",system-ui,sans-serif
}
body {
  background:var(--bg);
  color:var(--text);
  line-height:1.55;
}
header {
  padding: 1.5rem 0 0.5rem;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border);
}
nav {
  display:flex;
  justify-content:space-between;
  align-items:center;
  max-width: 1400px;
  width: 92%;
  margin: 0 auto;
}
#header-logo {cursor: default;pointer-events: none;}
#header-logo img {
  height: 4rem;
  width: auto;
  display: block;
}
nav ul {
  list-style:none;
  display:flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
}
nav a {
 text-decoration:none;
 padding: .4rem .8rem;
 border-radius:var(--radius);
 color:var(--text);
 font-weight:500;
 font-size: .9rem;
 transition:var(--transition);
 cursor:pointer;
}
nav a:hover {
  background:var(--primary-light);
  color:var(--primary)
}
nav a.active {
  background:var(--primary);
  color:#fff!important
}

.theme-wrapper {
  position: relative;
}

#theme-button {
  background: transparent;
  border: none;
  padding: 0;
  border-radius: 0;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text);
  transition: transform .15s ease, opacity .15s ease, color .15s ease;
}

#theme-button:hover {
  color: var(--primary);
  transform: translateY(-1px);
  background: transparent;
}

#theme-button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 6px;
}

.theme-menu {
  position: absolute;
  right: -0.6em;
  top: 100%;
  margin-top: 0.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 18px rgba(0,0,0,0.15);
  min-width: 140px;
  z-index: 20;
}
.theme-menu > div {
  padding: .55rem .8rem;
  cursor: pointer;
  font-size: .9rem;
  transition: var(--transition);
  white-space: nowrap;
  text-align: right;
}
.theme-menu > div:hover {
  background: var(--primary-light);
  color: var(--primary);
}

#search-container {margin:1rem 0 .7rem}
#document-search {
 width:100%;
 padding:.8rem 1rem;
 border-radius:var(--radius);
 border:1px solid var(--border);
 background:var(--bg-card);
 font-size: 1rem;
}
#document-search:focus {
 border-color:var(--primary);
 outline:none;
 box-shadow:0 0 0 3px var(--primary-light);
}

.section-filters {
 display:flex;
 flex-wrap:wrap;
 gap:.6rem;
 margin: 2rem 0 1.2rem;
}
.filter-chip {
 padding: .35rem .75rem;
 border:1px solid var(--border);
 background:var(--bg-card);
 border-radius:999px;
 font-size: .85rem;
 cursor:pointer;
 transition:var(--transition);
}
.filter-chip:hover {
  border-color:var(--primary);
  background:var(--primary-light);
  color:var(--primary)
}
.filter-chip.active {
  background:var(--primary);
  color:#fff;
  border-color:var(--primary)
}

ul {list-style:none;margin:0;padding:0;}
.folder-content.collapsed {display:none}

.folder-toggle {
 cursor:pointer;
 padding:7px 4px;
 font-weight:600;
 display:flex;
 align-items:center;
 gap:6px;
 color:var(--text);
 background:none;
 border:none;
 border-radius:6px;
 transition:var(--transition);
}
.folder-toggle:hover {
 background:rgba(155,92,255,0.09);
 color:var(--primary);
}
.folder-toggle::before {
 content:"▾";
 font-size:.92rem;
 opacity:.6;
 transition:var(--transition);
}
.folder-toggle.collapsed::before {content:"▸"}

.folder-content {
 margin-left: 0.4rem;
 padding-left: 0.4rem;
 border-left: 1px solid var(--border);
}

.pdf_row {
 display:flex;
 justify-content:space-between;
 align-items:center;
 padding: 8px 0;
 border-bottom:1px dashed var(--border);
 transition:var(--transition);
}
.pdf_row:hover {background:rgba(155,92,255,0.07);}

.file-name {
 text-decoration:none;
 color:var(--text);
 font-size:.95rem;
 display:flex;
 align-items:center;
 gap:6px;
}
.file-name:hover {color:var(--primary)}
.icon-pdf {
 width:15px;
 height:15px;
 opacity:.9;
}


.download-button {
  text-decoration: none;
  opacity: 1;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: .25rem;
}

.download-button:hover {
  color: var(--primary);
}


.download-button::after {
  content: "";
  display: inline-block;
  width: 18px;
  height: 18px; 
  background-color: currentColor;
  -webkit-mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm1 14h-2V7h2v9z"/></svg><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor"><path d="M19 9h-4V3H9v6H5l7 7 7-7zM5 18v2h14v-2H5z"/></svg>') no-repeat center / contain;
          mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor"><path d="M19 9h-4V3H9v6H5l7 7 7-7zM5 18v2h14v-2H5z"/></svg>') no-repeat center / contain;
  padding-right: 8px;
}

.dark-mode .download-button {
  color: #e8e8ee;
}
.dark-mode .download-button:hover {
  color: var(--primary);
}


.signed-badge {
 background:var(--primary);
 color:white;
 padding:1px 6px;
 font-size:.75rem;
 border-radius:6px;
 margin-left:4px;
}
mark {
 background:var(--highlight-bg);
 color:var(--highlight-color);
 padding:1px 2px;
 border-radius:4px;
}

.about-info-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 0rem;
  margin: 1rem 1rem 1rem 1rem;
}

.about-intro {
  font-size: 0.95rem;
  text-align: center;
  margin: 0 auto 1.5rem auto;
  max-width: 65em;
  line-height: 1.6;
  padding-left: 2.5rem;
  padding-right: 2.5rem;
}
.contact-links {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  font-size: .92rem;
  color: var(--text);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.5rem;
  text-align: center;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}
.contact-links p { margin: 0; }
.contact-links p strong {font-weight:500;color:var(--muted);}

.team-intro-title{
  font-size: 1rem;
  font-weight: 450;
  margin: 2rem 0 .8rem;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: .4rem;
  padding-top: 0.2em;
  margin-top:  0.1em;
}

.team-table {
 width:100%;
 margin:0 auto 2rem;
 border-collapse:collapse;
 font-size: .85rem;
 text-align:left;
}
.team-table td {
 padding: .35rem 0.3rem;
 border-bottom:1px dashed var(--border);
}
.team-table img {
 width:32px;
 height:32px;
 border-radius:50%;
 object-fit:cover;
 transition: transform .2s ease;
 vertical-align: middle;
}
.team-table tr:hover img {transform:scale(1.09)}
.team-table a,
.contact-links a {
 color:var(--link);
 font-weight:500;
 text-decoration:none;
 transition:.2s ease;
}
.team-table a:hover,
.contact-links a:hover {
 color:var(--link-hover);
 text-decoration:underline;
}
footer {
 text-align:center;
 color:var(--muted);
 font-size:.85rem;
 padding: 1.5rem 0 1rem;
}

.dark-mode #document-search {
  color: var(--text);
}

.github-icon-link svg {
  transition: .2s ease;
  vertical-align: middle;
}


.github-icon-link:hover svg {
  color: var(--link-hover);
  transform: scale(1.1);
}


.hidden {display:none!important}