/* ============================================================
   Tran Group — Theoretical Chemistry, Mississippi State University
   ============================================================ */

/* ---------- Google Fonts (Untouched) ---------- */
@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;0,600;1,400&family=Source+Sans+3:wght@300;400;600&family=Source+Code+Pro:wght@400&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.2/css/all.min.css');

/* ---------- CSS Variables ---------- */
:root {
  /* Updated Brand Colors */
  --maroon:        #5D1725;
  --maroon-dark:   #3e0f18; 
  --maroon-mid:    #7a2133; 
  --maroon-light:  #9b2d42; 
  --maroon-pale:   #C8848F;
  --maroon-bg:     #f0ebe2; 
  --gold:          #C8A951;
  --gold-light:    #E8CC80;
  
  /* Updated Neutrals */
  --white:         #faf8f4; 
  --off-white:     #f0ebe2; 
  --text-dark:     #1a0a0e; 
  --text-body:     #1a0a0e; 
  --text-mid:      #8a7a7e; 
  --text-light:    #8a7a7e; 
  --border:        #d4c9c2; 
  --border-light:  #e2dbd2; 
  --shadow:        rgba(93,23,37,0.12);
  --shadow-strong: rgba(93,23,37,0.22);
  --nav-height:    64px;

  /* Variables strictly required by the fetched logo.html components */
  --maroon-deep:   #3e0f18;
  --maroon-lite:   #9b2d42;
  --ink:           #1a0a0e;
  --smoke:         #8a7a7e;
  --off:           #f0ebe2;
  
  /* Original Typography */
  --font-serif:    'EB Garamond', Georgia, serif;
  --font-sans:     'Source Sans 3', system-ui, sans-serif;
  --font-mono:     'Source Code Pro', monospace;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--maroon);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover { color: var(--maroon-light); text-decoration: underline; }

img { max-width: 100%; display: block; }

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

/* ---------- Navbar ---------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--maroon-dark);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  box-shadow: 0 2px 10px var(--shadow-strong);
}

.navbar-inner {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.navbar-brand img.nav-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}

.navbar-brand span {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  flex-direction: column;
  gap: 5px;
}
.navbar-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: 0.3s;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.navbar-links a {
  color: rgba(255,255,255,0.82);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.navbar-links a:hover,
.navbar-links a.active {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  text-decoration: none;
}

/* ---------- Hero / Header Banner ---------- */
.site-header {
  background: var(--maroon);
  padding: 5rem 2rem;
  position: relative;
  overflow: hidden;
  width: 100%;
}

.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 90% at 100% 50%, rgba(200,169,81,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 70% at 0% 100%, rgba(0,0,0,0.2) 0%, transparent 60%);
  pointer-events: none;
}

.header-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  width: 100%;
}

.header-logo-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: 2rem 0; /* Gives the scaled logo breathing room */
}

.header-logo-wrap img {
  height: 360px;
  width: auto;
  max-width: 90%;
  filter: brightness(1.05);
  display: block;
}

/* hide the text block entirely in the full-banner layout */
.header-text { display: none; }

/* ---------- Layout Wrapper ---------- */
.page-wrapper {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ---------- Section headings ---------- */
.section-heading {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--maroon);
  border-bottom: 2px solid var(--border);
  padding-bottom: 0.5rem;
  margin: 3rem 0 1.5rem;
  letter-spacing: -0.01em;
}

.section-heading::before {
  content: '§ ';
  color: var(--maroon-pale);
  font-weight: 400;
}

/* ---------- News Section ---------- */
.news-section {
  padding: 2rem 0 0;
}

.news-list { list-style: none; }

.news-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 0 1.25rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-light);
  align-items: start;
}

.news-item:last-child { border-bottom: none; }

.news-date {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--maroon-pale);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-top: 0.15rem;
  white-space: nowrap;
}

.news-content {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-body);
}

.news-content a { font-weight: 500; }

.view-older {
  display: inline-block;
  margin-top: 1.25rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--maroon);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--maroon-pale);
  padding-bottom: 1px;
}

/* ---------- Members Section ---------- */
.members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 2.5rem 2rem;
  margin: 1.5rem 0;
}

.member-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.member-photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--border);
  margin-bottom: 1rem;
  border: 3px solid var(--border);
  transition: border-color 0.2s;
}

.member-card:hover .member-photo { border-color: var(--maroon-pale); }

.member-photo-placeholder {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--maroon-pale), var(--border));
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 2.75rem;
  font-family: var(--font-serif);
  border: 3px solid var(--border);
  flex-shrink: 0;
}

.member-name {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.2rem;
}

.member-role {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--maroon);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.member-bio {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.55;
}

.member-email {
  font-size: 0.82rem;
  color: var(--maroon-light);
  margin-top: 0.3rem;
  font-family: var(--font-mono);
  word-break: break-all;
}

.member-email a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.member-email i {
  font-size: 0.8rem;
  color: var(--maroon-pale);
  flex-shrink: 0;
}

.member-links {
  display: flex;
  justify-content: center;
  gap: 0.55rem;
  flex-wrap: wrap;
  margin-top: 0.9rem;
}

.member-link {
  width: 2.1rem;
  height: 2.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--maroon);
  background: var(--white);
  text-decoration: none;
  transition: transform 0.2s, background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.member-link i {
  font-size: 0.92rem;
  line-height: 1;
}

.member-link:hover {
  transform: translateY(-1px);
  background: var(--maroon);
  border-color: var(--maroon);
  color: var(--white);
  box-shadow: 0 4px 12px var(--shadow);
  text-decoration: none;
}

.member-link-cv:hover { background: var(--maroon-mid); border-color: var(--maroon-mid); }
.member-link-github:hover { background: #24292f; border-color: #24292f; }
.member-link-linkedin:hover { background: #0a66c2; border-color: #0a66c2; }
.member-link-scholar:hover { background: #6b4f1d; border-color: #6b4f1d; }

/* Former members */
.former-members-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--maroon);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.5rem 1.2rem;
  border-radius: 4px;
  cursor: pointer;
  margin: 1rem 0;
  transition: background 0.2s, color 0.2s;
}
.former-members-toggle:hover { background: var(--maroon); color: var(--white); }

.former-list {
  display: none;
  margin-top: 1rem;
}
.former-list.open { display: block; }

.former-item {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.92rem;
}
.former-item:last-child { border-bottom: none; }

.former-name {
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.1rem;
}
.former-role {
  font-size: 0.8rem;
  color: var(--maroon);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.former-current {
  font-size: 0.82rem;
  color: var(--text-mid);
}

/* ---------- Research Section ---------- */
.research-intro {
  font-family: var(--font-serif);
  font-size: 1.08rem;
  line-height: 1.75;
  color: var(--text-body);
  margin-bottom: 1.75rem;
}

.research-areas {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.research-card {
  background: var(--maroon-bg);
  border: 1px solid var(--border);
  border-top: 3px solid var(--maroon);
  border-radius: 4px;
  padding: 1.4rem 1.4rem 1.6rem;
  transition: box-shadow 0.2s;
}

.research-card:hover {
  box-shadow: 0 4px 18px var(--shadow);
}

.research-card h4 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--maroon);
  margin-bottom: 0.75rem;
}

.research-card p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-body);
}

.publications-cta {
  display: inline-block;
  margin-top: 1.5rem;
  background: var(--maroon);
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.65rem 1.6rem;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.2s;
}
.publications-cta:hover { background: var(--maroon-dark); color: var(--white); text-decoration: none; }

/* ---------- PI Bio Section ---------- */
.pi-bio {
  display: grid;
  /* grid-template-columns: 160px 1fr;*/
  gap: 2rem;
  align-items: start;
  margin: 1.5rem 0;
}

.pi-photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--border);
}

.pi-photo-placeholder {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--maroon), var(--maroon-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 3rem;
  font-family: var(--font-serif);
  border: 3px solid var(--border);
  flex-shrink: 0;
}

.pi-bio-text p {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 1rem;
}

.awards-list {
  list-style: none;
  margin-top: 1.25rem;
}

.awards-list li {
  display: flex;
  gap: 0.75rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.92rem;
  line-height: 1.5;
}
.awards-list li:last-child { border-bottom: none; }

.award-year {
  font-weight: 600;
  color: var(--maroon);
  white-space: nowrap;
  min-width: 40px;
}

/* ---------- Contact / Address Section ---------- */
.contact-section {
  background: var(--maroon-bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.5rem 2rem;
  margin: 2rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.contact-section h4 {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--maroon);
  margin-bottom: 0.6rem;
  font-weight: 600;
}

.contact-section p,
.contact-section address {
  font-style: normal;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-body);
}

/* ---------- Join Section ---------- */
.join-section {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-body);
  background: var(--maroon-bg);
  border-left: 4px solid var(--maroon);
  padding: 1.25rem 1.5rem;
  border-radius: 0 4px 4px 0;
  margin: 2rem 0;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--maroon-dark);
  color: rgba(255,255,255,0.6);
  padding: 2rem;
  margin-top: 4rem;
  font-size: 0.85rem;
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  list-style: none;
}

.footer-links a {
  color: rgba(255,255,255,0.55);
  font-size: 0.82rem;
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--white); text-decoration: none; }

.footer-copy {
  font-size: 0.82rem;
}

/* ---------- Publications page ---------- */
.pub-section-heading {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--maroon);
  font-weight: 600;
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.pub-list { list-style: none; }

.pub-item {
  display: grid;
  grid-template-columns: 60px 120px 1fr;
  gap: 0 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border-light);
  align-items: start;
}
.pub-item:last-child { border-bottom: none; }

.pub-date {
  font-size: 0.78rem;
  color: var(--maroon-pale);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-top: 0;
  align-self: center;
  white-space: nowrap;
}

.pub-number {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--maroon);
  text-align: right;
  padding-top: 0.05rem;
  margin-bottom: 0.15rem;
  align-self: center;
}

.pub-item .pub-date { display: block; }
.pub-item > .pub-number { grid-column: 1; }
.pub-item > .pub-date   { grid-column: 2; }
.pub-item > .pub-content{ grid-column: 3; }

.pub-content { font-size: 0.92rem; line-height: 1.55; }
.pub-content a { font-weight: 500; color: var(--maroon); }
.pub-content a:hover { color: var(--maroon-light); }
.pub-authors { color: var(--text-mid); font-size: 0.87rem; margin-top: 0.2rem; }
.pub-journal { color: var(--text-mid); font-size: 0.87rem; font-style: italic; }
.pub-note { font-size: 0.82rem; color: var(--maroon-pale); font-style: italic; margin-top: 0.2rem; }

.pub-former-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--maroon);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.5rem 1.2rem;
  border-radius: 4px;
  cursor: pointer;
  margin: 1rem 0;
  transition: background 0.2s, color 0.2s;
}
.pub-former-toggle:hover { background: var(--maroon); color: var(--white); }

.pub-former { display: none; }
.pub-former.open { display: block; }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .navbar-toggle { display: flex; }

  .navbar-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--maroon-dark);
    flex-direction: column;
    padding: 0.75rem 1rem;
    gap: 0;
    box-shadow: 0 4px 12px var(--shadow-strong);
  }
  .navbar-links.open { display: flex; }
  .navbar-links li { width: 100%; }
  .navbar-links a { display: block; padding: 0.65rem 0.75rem; font-size: 0.95rem; }

  .header-inner { flex-direction: column; align-items: flex-start; gap: 1.25rem; }
  .header-text h1 { font-size: 1.8rem; }

  .pi-bio { grid-template-columns: 1fr; }
  .pi-photo, .pi-photo-placeholder { width: 120px; height: 120px; }

  .contact-section { grid-template-columns: 1fr; }

  .members-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
  .research-areas { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .logo-card { transform: scale(1.1) !important; }
}

@media (max-width: 480px) {
  .page-wrapper { padding: 0 1rem; }
  .news-item { grid-template-columns: 1fr; gap: 0.2rem; }
  .pub-item { grid-template-columns: 1fr; }
  .pub-item > .pub-number,
  .pub-item > .pub-date { display: inline-block; margin-right: 0.5rem; }
  .pub-item > .pub-content { display: block; margin-top: 0.25rem; }
}


/* ══════════════════════════════════════════════════════════════════════
   DYNAMIC LOGO CSS (Fetched from logo.html)
   These rules apply to the JavaScript-injected elements.
══════════════════════════════════════════════════════════════════════ */

/* MAIN CARD CONTAINER */
.logo-card {
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  width: 380px;
  height: 180px;
  flex-shrink: 0;
  
  /* Scale applied to match previous request */
  transform: scale(1.4);
  transform-origin: center;
}
.logo-card.light  { background: var(--white); box-shadow: 0 4px 40px rgba(93,23,37,0.08); }
.logo-card.dark   { background: var(--maroon-deep); }
.logo-card.maroon { background: var(--maroon); }

/* CARD KEYBOARD */
.keyboard {
  position: absolute; top: 20px; left: -80px;
  display: flex; flex-direction: column; gap: 6px;
  padding: 8px; border-radius: 10px; z-index: 1;
}
.logo-card.light  .keyboard { background: rgba(150,138,128,0.09); box-shadow: inset 0 0 0 1px rgba(150,138,128,0.16); }
.logo-card.dark   .keyboard { background: rgba(255,255,255,0.03); box-shadow: inset 0 0 0 1px rgba(255,255,255,0.06); }
.logo-card.maroon .keyboard { background: rgba(0,0,0,0.14); box-shadow: inset 0 0 0 1px rgba(0,0,0,0.18); }

.kb-row { display: flex; gap: 6px; align-items: center; }
.kb-row:nth-child(1) { padding-left: 0px; }
.kb-row:nth-child(2) { padding-left: 12px; }
.kb-row:nth-child(3) { padding-left: 22px; }

.k {
  width: 42px; height: 42px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 12px; font-weight: 400; flex-shrink: 0;
}
.logo-card.light .k  { background: rgba(200,192,182,0.32); color: rgba(80,60,65,0.28); border-top: 1.5px solid rgba(255,255,255,0.6); box-shadow: 0 3px 0 rgba(130,120,110,0.28); }
.logo-card.dark .k   { background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.14); border-top: 1px solid rgba(255,255,255,0.10); box-shadow: 0 3px 0 rgba(0,0,0,0.45); }
.logo-card.maroon .k { background: rgba(255,255,255,0.10); color: rgba(255,255,255,0.22); border-top: 1.5px solid rgba(255,255,255,0.20); box-shadow: 0 3px 0 rgba(0,0,0,0.28); }

.k.hero { font-size: 18px; font-weight: 500; border-radius: 7px; z-index: 2; }
.logo-card.light .k.hero  { background: linear-gradient(150deg, var(--maroon-mid), var(--maroon-deep)); border-top: 2px solid rgba(255,255,255,0.24); box-shadow: 0 5px 0 #2b0a11, 0 8px 20px rgba(93,23,37,0.5); color: var(--white); }
.logo-card.dark .k.hero   { background: linear-gradient(150deg, var(--maroon-lite), var(--maroon)); border-top: 2px solid rgba(255,255,255,0.20); box-shadow: 0 5px 0 #1a0508, 0 8px 20px rgba(0,0,0,0.65); color: var(--white); }
.logo-card.maroon .k.hero { background: linear-gradient(150deg, rgba(255,255,255,0.30), rgba(255,255,255,0.13)), var(--maroon-deep); border-top: 2px solid rgba(255,255,255,0.42); box-shadow: 0 5px 0 rgba(0,0,0,0.38), 0 8px 18px rgba(0,0,0,0.28); color: rgba(255,255,255,0.96); }

.overlay-text {
  position: absolute; font-family: var(--font-serif); font-weight: 700; font-size: 13px; line-height: 1; z-index: 10; letter-spacing: 0.01em;
}
.overlay-ran  { top: 43px; left: 164px; }
.overlay-roup { top: 91px; left: 176px; }

.logo-card.light  .overlay-text { color: var(--ink); }
.logo-card.dark   .overlay-text { color: #f0e8e4; }
.logo-card.maroon .overlay-text { color: rgba(255,255,255,0.93); }

.sub-label {
  position: absolute; bottom: 14px; right: 18px; font-size: 7px; letter-spacing: 0.20em; text-transform: uppercase; text-align: right; line-height: 2; z-index: 20;
}
.logo-card.light  .sub-label { color: var(--smoke); }
.logo-card.dark   .sub-label { color: rgba(255,255,255,0.25); }
.logo-card.maroon .sub-label { color: rgba(255,255,255,0.35); }

/* CARD FADES */
.logo-card::after { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 8; }
.logo-card.light::after  { background: linear-gradient(90deg, transparent 60%, var(--white) 92%); }
.logo-card.dark::after   { background: linear-gradient(90deg, transparent 60%, var(--maroon-deep) 92%); }
.logo-card.maroon::after { background: linear-gradient(90deg, transparent 60%, var(--maroon) 92%); }

.logo-card::before { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 8; }
.logo-card.light::before  { background: linear-gradient(90deg, var(--white) 2%, transparent 18%); }
.logo-card.dark::before   { background: linear-gradient(90deg, var(--maroon-deep) 2%, transparent 18%); }
.logo-card.maroon::before { background: linear-gradient(90deg, var(--maroon) 2%, transparent 18%); }

/* CARD MOLECULE OVERLAY */
.molecule-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; overflow: hidden; }
.mol-bond line { stroke-width: 1.2; stroke-linecap: round; }
.logo-card.light  .mol-bond line { stroke: rgba(93,23,37,0.18); }
.logo-card.dark   .mol-bond line { stroke: rgba(255,255,255,0.14); }
.logo-card.maroon .mol-bond line { stroke: rgba(255,255,255,0.18); }
.mol-atom-A circle, .mol-atom-B circle { stroke: none; }


/* ══════════════════════════════════════════════════════════════════════
   DYNAMIC ICON CSS (Fetched from logo.html)
══════════════════════════════════════════════════════════════════════ */
.icon-box {
  border-radius: var(--r); overflow: hidden; position: relative; flex-shrink: 0; display: flex; align-items: center; justify-content: center;
}
.icon-36 { --r: 7px; width: 36px; height: 36px; }
.icon-36 .icon-inner { transform: scale(0.0703125); }

.icon-box.maroon { background: var(--maroon); }
.icon-box.light  { background: var(--white); border: 1px solid #e2dbd2; }
.icon-box.dark   { background: var(--maroon-deep); }

.icon-inner { position: absolute; top: 0; left: 0; width: 512px; height: 512px; transform-origin: top left; flex-shrink: 0; }

.ikb {
  position: absolute; top: 72px; left: -578px; display: flex; flex-direction: column; gap: 20px; padding: 24px; border-radius: 30px; z-index: 1;
}
.icon-box.maroon .ikb { background: rgba(0,0,0,0.14); box-shadow: inset 0 0 0 3px rgba(0,0,0,0.18); }
.icon-box.light  .ikb { background: rgba(150,138,128,0.09); box-shadow: inset 0 0 0 3px rgba(150,138,128,0.16); }
.icon-box.dark   .ikb { background: rgba(255,255,255,0.03); box-shadow: inset 0 0 0 3px rgba(255,255,255,0.06); }

.ikb-row { display: flex; gap: 20px; align-items: center; }
.ikb-row:nth-child(1) { padding-left: 0; }
.ikb-row:nth-child(2) { padding-left: 43px; }
.ikb-row:nth-child(3) { padding-left: 80px; }

.ik {
  width: 150px; height: 150px; border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 44px; font-weight: 400; flex-shrink: 0;
}
.icon-box.maroon .ik { background: rgba(255,255,255,0.10); color: rgba(255,255,255,0.22); border-top: 3px solid rgba(255,255,255,0.20); box-shadow: 0 11px 0 rgba(0,0,0,0.28); }
.icon-box.light  .ik { background: rgba(200,192,182,0.32); color: rgba(80,60,65,0.28); border-top: 3px solid rgba(255,255,255,0.6); box-shadow: 0 11px 0 rgba(130,120,110,0.28); }
.icon-box.dark   .ik { background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.14); border-top: 2px solid rgba(255,255,255,0.10); box-shadow: 0 11px 0 rgba(0,0,0,0.45); }

.ik.hero { font-size: 68px; font-weight: 500; border-radius: 22px; z-index: 2; }
.icon-box.maroon .ik.hero { background: linear-gradient(150deg, rgba(255,255,255,0.30), rgba(255,255,255,0.13)), var(--maroon-deep); border-top: 4px solid rgba(255,255,255,0.42); box-shadow: 0 11px 0 rgba(0,0,0,0.38), 0 18px 40px rgba(0,0,0,0.28); color: rgba(255,255,255,0.96); }
.icon-box.light  .ik.hero { background: linear-gradient(150deg, var(--maroon-mid), var(--maroon-deep)); border-top: 4px solid rgba(255,255,255,0.24); box-shadow: 0 11px 0 #2b0a11, 0 18px 40px rgba(93,23,37,0.5); color: var(--white); }
.icon-box.dark   .ik.hero { background: linear-gradient(150deg, var(--maroon-lite), var(--maroon)); border-top: 4px solid rgba(255,255,255,0.20); box-shadow: 0 11px 0 #1a0508, 0 18px 40px rgba(0,0,0,0.65); color: var(--white); }

.i-overlay { position: absolute; font-family: var(--font-serif); font-weight: 700; font-size: 47px; line-height: 1; z-index: 10; letter-spacing: 0.01em; }
.i-ran  { top: 150px; left: 283px; }
.i-roup { top: 320px; left: 326px; }

.icon-box.maroon .i-overlay { color: rgba(255,255,255,0.93); }
.icon-box.light  .i-overlay { color: var(--ink); }
.icon-box.dark   .i-overlay { color: #f0e8e4; }

.icon-box::after, .icon-box::before { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 9; }
.icon-box.maroon::after  { background: linear-gradient(90deg, transparent 60%, var(--maroon) 92%); }
.icon-box.maroon::before { background: linear-gradient(90deg, var(--maroon) 2%, transparent 18%); }
.icon-box.light::after   { background: linear-gradient(90deg, transparent 60%, var(--white) 92%); }
.icon-box.light::before  { background: linear-gradient(90deg, var(--white) 2%, transparent 18%); }
.icon-box.dark::after    { background: linear-gradient(90deg, transparent 60%, var(--maroon-deep) 92%); }
.icon-box.dark::before   { background: linear-gradient(90deg, var(--maroon-deep) 2%, transparent 18%); }

.icon-mono { font-family: var(--font-serif); font-weight: 700; font-style: italic; color: var(--white); position: absolute; z-index: 20; line-height: 1; letter-spacing: -0.03em; }
.icon-box.light .icon-mono { color: var(--maroon); }

.imol { position: absolute; top: 0; left: 0; width: 512px; height: 512px; pointer-events: none; z-index: 0; overflow: visible; }
.icon-box.light  .imol-bond line { stroke: rgba(93,23,37,0.17); }
.icon-box.dark   .imol-bond line { stroke: rgba(255,255,255,0.14); }
.icon-box.maroon .imol-bond line { stroke: rgba(255,255,255,0.19); }
.imol-bond line { stroke-width: 3.0; stroke-linecap: round; }
.imol-atom-A circle, .imol-atom-B circle { stroke: none; }