/* ============================================================
   Custom Academic Layout Styles
   Inspired by the clean, minimal academic personal-site style
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --sidebar-width: 260px;
  --accent-color: #52adc8;
  --accent-hover: #3e8297;
  --text-color: #494e52;
  --text-muted: #7a8288;
  --border-color: #eaeaea;
  --bg-color: #ffffff;
  --sidebar-bg: #f8f9fa;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
}

/* ---------- Reset / Base overrides ---------- */
body.academic-layout {
  font-family: var(--font-sans);
  color: var(--text-color);
  background: var(--bg-color);
  padding-top: 0 !important; /* override Beautiful Jekyll navbar offset */
}

body.academic-layout .navbar {
  display: none !important; /* hide the default Beautiful Jekyll navbar */
}

/* ---------- Top Masthead ---------- */
.acad-masthead {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.acad-masthead-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.acad-masthead-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-color);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.acad-masthead-title:hover {
  color: var(--accent-color);
  text-decoration: none;
}

.acad-nav {
  display: flex;
  gap: 1.4rem;
  align-items: center;
}

.acad-nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
  border-bottom: 2px solid transparent;
  padding-bottom: 0.1rem;
}

.acad-nav a:hover {
  color: var(--accent-color);
  text-decoration: none;
}

/* Hamburger for mobile nav */
.acad-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
  color: var(--text-color);
  padding: 0;
}

/* ---------- Page wrapper ---------- */
.acad-wrapper {
  display: flex;
  min-height: 100vh;
  flex-direction: row;
}

/* ---------- Sidebar ---------- */
.acad-sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border-color);
  padding: 2rem 1.5rem 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: sticky;
  top: 3.2rem; /* offset for sticky masthead (~50px) */
  height: calc(100vh - 3.2rem);
  overflow-y: auto;
}

.acad-sidebar .author-avatar {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--border-color);
  margin-bottom: 1.1rem;
}

.acad-sidebar .author-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.acad-sidebar .author-pronoun {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.acad-sidebar .author-title {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.acad-sidebar .author-institution {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.acad-sidebar .author-divider {
  border: 0;
  border-top: 1px solid var(--border-color);
  width: 100%;
  margin: 0.75rem 0;
}

/* Contact info list */
.acad-sidebar .contact-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem 0;
  width: 100%;
  text-align: left;
}

.acad-sidebar .contact-list li {
  margin-bottom: 0.55rem;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-color);
  word-break: break-all;
}

.acad-sidebar .contact-list li a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.15s;
}

.acad-sidebar .contact-list li a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.acad-sidebar .contact-list li i {
  width: 16px;
  text-align: center;
  color: var(--text-muted);
  flex-shrink: 0;
}

/* Navigation links in sidebar */
.acad-sidebar .sidebar-nav {
  width: 100%;
  margin-top: 1rem;
}

.acad-sidebar .sidebar-nav a {
  display: block;
  padding: 0.3rem 0;
  font-size: 0.95rem;
  color: var(--text-color);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s;
}

.acad-sidebar .sidebar-nav a:hover {
  color: var(--accent-color);
}

/* ---------- Main content ---------- */
.acad-main {
  flex: 1;
  padding: 2.5rem 3rem 3rem 3rem;
  max-width: 820px;
}

.acad-main h1 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-color);
  margin-top: 0;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.4rem;
}

.acad-main h2 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-color);
  margin-top: 2.2rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.3rem;
}

.acad-main p {
  font-size: 0.97rem;
  line-height: 1.75;
  color: var(--text-color);
  margin-bottom: 1rem;
}

.acad-main a {
  color: var(--accent-color);
  text-decoration: none;
}

.acad-main a:hover {
  text-decoration: underline;
}

.acad-main ul,
.acad-main ol {
  font-size: 0.97rem;
  line-height: 1.75;
  color: var(--text-color);
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

.acad-main li {
  margin-bottom: 0.3rem;
}

/* Publication entries */
.acad-publication {
  margin-bottom: 1.2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #f0f0f0;
  font-size: 0.94rem;
  line-height: 1.65;
}

.acad-publication:last-child {
  border-bottom: none;
}

.acad-publication .pub-authors {
  color: var(--text-muted);
}

.acad-publication .pub-title {
  font-weight: 600;
  color: var(--text-color);
}

.acad-publication .pub-venue {
  font-style: italic;
  color: var(--text-muted);
}

.acad-publication .pub-links {
  margin-top: 0.25rem;
}

.acad-publication .pub-links a {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
  border-radius: 3px;
  padding: 0.1rem 0.45rem;
  margin-right: 0.3rem;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}

.acad-publication .pub-links a:hover {
  background: var(--accent-color);
  color: #fff;
  text-decoration: none;
}

/* ---------- Footer ---------- */
.acad-footer {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.acad-footer a {
  color: var(--text-muted);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .acad-wrapper {
    flex-direction: column;
  }

  .acad-sidebar {
    width: 100%;
    min-width: 0;
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 1rem;
  }

  .acad-sidebar .author-avatar {
    width: 110px;
    height: 110px;
  }

  .acad-main {
    padding: 1.5rem 1.25rem 2rem 1.25rem;
  }

  .acad-main h1 {
    font-size: 1.4rem;
  }

  .acad-main h2 {
    font-size: 1.15rem;
  }

  .acad-nav {
    display: none;
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
    padding: 0.5rem 0;
  }

  .acad-nav.is-open {
    display: flex;
  }

  .acad-nav-toggle {
    display: block;
  }

  .acad-masthead-inner {
    flex-wrap: wrap;
  }
}