/* research.css - Custom styles for the Research page */

:root {
  --btn-blue: #1976d2;
  --btn-blue-hover: #1565c0;
}
[data-theme="dark"] {
  --btn-blue: #1976d2;
  --btn-blue-hover: #1565c0;
}

.research-main {
  max-width: 900px;
  margin: 40px auto 0 auto;
  padding: 32px 20px;
  background: var(--card-bg);
  border-radius: 16px;
  box-shadow: 0 2px 16px rgba(25, 118, 210, 0.07); /* --primary as rgba */
}
.research-main h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5em;
  color: var(--primary);
}
.research-main .subtitle {
  color: var(--accent);
  margin-bottom: 2em;
  font-size: 1.2rem;
}
.research-list {
  display: flex;
  flex-direction: column;
  gap: 2em;
}
.research-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 1px 8px rgba(25, 118, 210, 0.04); /* --primary as rgba */
  transition: box-shadow 0.2s;
}
.research-item:hover {
  box-shadow: 0 4px 24px rgba(25, 118, 210, 0.12); /* --primary as rgba */
}
.research-item h2 {
  margin-top: 0;
  color: var(--primary);
}
.research-item .authors {
  font-style: italic;
  color: var(--foreground);
  margin-bottom: 0.5em;
}
.research-item .venue {
  color: var(--accent);
  margin-bottom: 0.5em;
}
.research-item .desc {
  margin-bottom: 1em;
}
/* Global .btn style for all buttons, not just inside .research-item */
.btn {
  background: var(--btn-blue);
  color: #fff;
  padding: 8px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  border: none;
  cursor: pointer;
  display: inline-block;
  font-size: 1rem;
  box-shadow: 0 2px 8px rgba(25, 118, 210, 0.08);
}
.btn:hover, .btn:focus {
  background: var(--btn-blue-hover);
  color: #fff;
  box-shadow: 0 4px 16px rgba(21,101,192,0.15);
}
#darkModeToggle {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 1000;
  font-size: 1rem;
  padding: 8px 20px;
  border-radius: 6px;
  background: var(--btn-blue);
  color: #fff;
  border: none;
  box-shadow: 0 2px 8px rgba(25, 118, 210, 0.08);
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
#darkModeToggle:hover, #darkModeToggle:focus {
  background: var(--btn-blue-hover);
  color: #fff;
  box-shadow: 0 4px 16px rgba(21,101,192,0.15);
}

.research-title:visited {
  color: var(--primary) !important;
}
[data-theme="dark"] .research-title:visited {
  color: var(--primary) !important;
}

.research-item .tags .tag {
  display: inline;
  background: none;
  color: var(--primary);
  font-size: 0.98em;
  font-weight: 600;
  border-radius: 0;
  padding: 0;
  border: none;
  letter-spacing: 0.01em;
  margin-bottom: 2px;
  transition: color 0.2s;
}
[data-theme="dark"] .research-item .tags .tag {
  background: none;
  color: #90caf9;
}

@media (max-width: 700px) {
  .research-main {
    padding: 16px 4px;
  }
  .research-item {
    padding: 14px;
  }
}