/* ==========================================================================
   Modern Academic Theme & Component Styling for Vincenzo De Martino
   kenz097.github.io
   ========================================================================== */

:root {
  --primary-accent: #0284c7;
  --primary-hover: #0369a1;
  --primary-light: rgba(2, 132, 199, 0.08);
  --primary-border: rgba(2, 132, 199, 0.25);
  --surface-card: #ffffff;
  --surface-card-hover: #f8fafc;
  --surface-bg-subtle: #f1f5f9;
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #94a3b8;
  --badge-bg: #e2e8f0;
  --border-subtle: #e2e8f0;
  --border-card: #cbd5e1;
  --success-color: #10b981;
  --success-light: rgba(16, 185, 129, 0.1);
  --amber-color: #f59e0b;
  --purple-color: #8b5cf6;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 14px -1px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 25px -3px rgba(15, 23, 42, 0.1);
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Typography System */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .bento-num, .hero-greeting, .nav-menu a, .section-title h2 {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
  letter-spacing: -0.02em;
}

code, pre, .project-code-chip {
  font-family: 'JetBrains Mono', 'SF Mono', Consolas, Monaco, monospace !important;
}

/* --------------------------------------------------------------------------
   1. HEADER & SIDEBAR PROFILE (Ultra-Modern Dark Glassmorphic Aesthetic)
   -------------------------------------------------------------------------- */
#header {
  background: linear-gradient(180deg, #070d18 0%, #0a1424 50%, #080f1c 100%) !important;
  border-right: 1px solid rgba(255, 255, 255, 0.08) !important;
  box-shadow: 2px 0 20px rgba(0, 0, 0, 0.35) !important;
}

#header .profile img {
  margin: 14px auto 10px auto !important;
  display: block !important;
  width: 92px !important;
  height: 92px !important;
  object-fit: cover !important;
  border: 3px solid rgba(255, 255, 255, 0.2) !important;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.45) !important;
  border-radius: 50% !important;
  transition: var(--transition) !important;
}

#header .profile img:hover {
  transform: scale(1.04);
  border-color: var(--primary-accent) !important;
  box-shadow: 0 0 22px rgba(2, 132, 199, 0.45) !important;
}

#header .profile h1 {
  font-size: 20px !important;
  font-weight: 700 !important;
  letter-spacing: -0.3px !important;
  margin-bottom: 2px !important;
}

.profile-role {
  font-size: 12.5px;
  font-weight: 600;
  color: #38bdf8;
  text-align: center;
  letter-spacing: 0.2px;
  margin-bottom: 6px;
}

#header .profile .social-links a {
  background: rgba(255, 255, 255, 0.06) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  color: #cbd5e1 !important;
  width: 34px !important;
  height: 34px !important;
  line-height: 32px !important;
  padding: 0 !important;
  font-size: 14.5px !important;
  transition: var(--transition) !important;
  border-radius: 50% !important;
}

#header .profile .social-links a:hover {
  background: var(--primary-accent) !important;
  border-color: #38bdf8 !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.4) !important;
}

.nav-menu a {
  border-radius: var(--radius-sm) !important;
  margin: 3px 6px !important;
  padding: 9px 14px !important;
  font-weight: 500 !important;
  color: #94a3b8 !important;
  transition: var(--transition) !important;
}

.nav-menu a:hover,
.nav-menu .active,
.nav-menu .active:focus,
.nav-menu li:hover > a {
  background: rgba(2, 132, 199, 0.12) !important;
  color: #38bdf8 !important;
}

.nav-menu a:hover i,
.nav-menu .active i,
.nav-menu .active:focus i,
.nav-menu li:hover > a i {
  color: #38bdf8 !important;
}

/* --------------------------------------------------------------------------
   2. HERO SECTION REDESIGN (Compact, Content-First, Modern Tech Aesthetic)
   -------------------------------------------------------------------------- */
#hero {
  width: auto !important;   /* block element fills remaining space naturally */
  height: auto !important;
  min-height: 420px !important;
  padding: 70px 20px !important;
  margin-left: 300px !important; /* Offset for the fixed 300px sidebar */
  background: 
    radial-gradient(circle at 85% 20%, rgba(2, 132, 199, 0.18), transparent 45%),
    radial-gradient(circle at 15% 85%, rgba(99, 102, 241, 0.12), transparent 40%),
    linear-gradient(135deg, #070d18 0%, #0c1626 50%, #111f36 100%) !important;
  background-attachment: scroll !important;
  position: relative !important;
  display: flex !important;
  align-items: center !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
}

#hero:before {
  display: none !important; /* Remove old flat dark overlay */
}

#hero .hero-container {
  max-width: 960px;
  width: 100%;
  padding: 0 15px;
  margin: 0 auto;
}

.hero-greeting {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #38bdf8;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

#hero h1 {
  font-size: 42px !important;
  font-weight: 800 !important;
  line-height: 1.15 !important;
  color: #ffffff !important;
  letter-spacing: -0.5px;
  margin-bottom: 12px !important;
}

#hero h1 .phd-title {
  color: #38bdf8;
  font-size: 26px;
  font-weight: 600;
  vertical-align: middle;
  margin-left: 6px;
}

#hero p {
  color: #cbd5e1 !important;
  font-size: 20px !important;
  margin-bottom: 16px !important;
  font-weight: 400 !important;
}

#hero p span {
  color: #38bdf8 !important;
  border-bottom: 2px solid #0284c7 !important;
  font-weight: 600;
  padding-bottom: 2px !important;
}

.hero-affiliation {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #94a3b8;
  font-size: 15px;
  margin-bottom: 20px;
}

.hero-affiliation i {
  color: #f43f5e;
  font-size: 17px;
}

.hero-affiliation a {
  color: #e2e8f0;
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Research Pills in Hero */
.hero-research-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.hero-tag {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #e2e8f0;
  font-size: 13px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  transition: var(--transition);
}

.hero-tag:hover {
  background: rgba(2, 132, 199, 0.2);
  border-color: #38bdf8;
  color: #ffffff;
}

/* Hero Action Buttons */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.btn-hero-primary {
  background: #0284c7 !important;
  color: #ffffff !important;
  font-weight: 600 !important;
  font-size: 14px !important;
  padding: 9px 18px !important;
  border-radius: var(--radius-md) !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  border: none !important;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35) !important;
  transition: var(--transition) !important;
  text-decoration: none !important;
}

.btn-hero-primary:hover {
  background: #0369a1 !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.45) !important;
  color: #fff !important;
}

.btn-hero-outline {
  background: rgba(255, 255, 255, 0.05) !important;
  color: #f1f5f9 !important;
  font-weight: 500 !important;
  font-size: 14px !important;
  padding: 9px 16px !important;
  border-radius: var(--radius-md) !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  backdrop-filter: blur(6px) !important;
  transition: var(--transition) !important;
  text-decoration: none !important;
}

.btn-hero-outline:hover {
  background: rgba(255, 255, 255, 0.12) !important;
  border-color: #38bdf8 !important;
  color: #38bdf8 !important;
  transform: translateY(-2px);
}

@media (max-width: 1199px) {
  #hero {
    margin-left: 0 !important; /* Sidebar collapses off-screen on mobile */
  }
}

@media (max-width: 768px) {
  #hero {
    min-height: 380px !important;
    padding: 50px 15px !important;
  }
  #hero h1 {
    font-size: 28px !important;
  }
  #hero h1 .phd-title {
    font-size: 18px;
  }
  #hero p {
    font-size: 16px !important;
  }
  .hero-affiliation {
    font-size: 13.5px;
  }
}

/* --------------------------------------------------------------------------
   3. PUBLICATIONS MODERN WORKFLOW (Search, Filters, Clean Cards, BibTeX)
   -------------------------------------------------------------------------- */
#publication .publication-list {
  max-height: none !important;
  overflow-y: visible !important;
  border: none !important;
  padding: 0 !important;
  background: transparent !important;
}

/* Publication Search & Toolbar */
.pub-toolbar {
  margin-bottom: 25px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pub-search-wrapper {
  position: relative;
  width: 100%;
}

.pub-search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  font-size: 18px;
  pointer-events: none;
}

.pub-search-input {
  width: 100%;
  padding: 12px 16px 12px 46px;
  font-size: 14.5px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-subtle);
  background-color: #ffffff;
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.pub-search-input:focus {
  outline: none;
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

/* Filter Buttons Container */
.pub-filters-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
}

#publication-filters {
  list-style: none !important;
  padding: 4px !important;
  margin: 0 !important;
  display: inline-flex !important;
  background: #f1f5f9 !important;
  border-radius: var(--radius-full) !important;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05) !important;
}

#publication-filters li {
  padding: 8px 16px !important;
  font-size: 13.5px !important;
  font-weight: 600 !important;
  color: var(--text-muted) !important;
  cursor: pointer !important;
  border-radius: var(--radius-full) !important;
  transition: var(--transition) !important;
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
}

#publication-filters li:hover {
  color: var(--primary-accent) !important;
}

#publication-filters li.filter-active {
  background: #ffffff !important;
  color: var(--primary-accent) !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08) !important;
}

#publication-filters .badge {
  font-size: 11px !important;
  padding: 2px 7px !important;
  border-radius: var(--radius-full) !important;
  background-color: var(--primary-accent) !important;
}

/* Year Filter Pills */
.pub-year-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.btn-year-pill {
  border: 1px solid var(--border-subtle);
  background: #ffffff;
  color: var(--text-muted);
  font-size: 12.5px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.btn-year-pill:hover {
  border-color: var(--primary-accent);
  color: var(--primary-accent);
}

.btn-year-pill.active {
  background: var(--primary-accent);
  border-color: var(--primary-accent);
  color: #ffffff;
  font-weight: 600;
}

/* Publication Modern Card */
.pub-modern-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--primary-accent);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.pub-modern-card[data-type="conference"] {
  border-left-color: #6366f1;
}

.pub-modern-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-card);
}

.pub-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.pub-badges {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pub-type-badge {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.pub-type-badge.badge-journal {
  background: #e0f2fe;
  color: #0369a1;
}

.pub-type-badge.badge-conference {
  background: #ede9fe;
  color: #6d28d9;
}

.pub-badge-num {
  background: rgba(0, 0, 0, 0.08);
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  font-size: 10.5px;
}

.pub-year-badge {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.pub-title {
  font-size: 18.5px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
  margin-bottom: 8px;
}

.pub-venue {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--primary-accent);
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.pub-authors {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.5;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.pub-authors .highlight-author {
  color: var(--text-main);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--primary-accent);
}

/* Abstract Toggle and Box */
.pub-abstract-wrapper {
  margin: 12px 0;
}

.pub-btn-abstract {
  background: none;
  border: none;
  padding: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: var(--transition);
}

.pub-btn-abstract:hover {
  color: var(--primary-accent);
}

.pub-abstract-content {
  margin-top: 10px;
  padding: 14px 18px;
  background: var(--surface-bg-subtle);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--border-card);
  font-size: 13.5px !important;
  line-height: 1.6 !important;
  color: #334155 !important;
}

.pub-abstract-content p {
  margin: 0 !important;
  font-size: 13.5px !important;
  line-height: 1.6 !important;
}

/* Publication Card Actions */
.pub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.btn-pub-action {
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
}

.btn-pub-primary {
  background: #0284c7;
  color: #ffffff;
  border: 1px solid #0284c7;
}

.btn-pub-primary:hover {
  background: #0369a1;
  color: #ffffff;
  box-shadow: 0 3px 10px rgba(2, 132, 199, 0.25);
}

.btn-pub-outline {
  background: #ffffff;
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.btn-pub-outline:hover {
  background: var(--surface-bg-subtle);
  color: var(--primary-accent);
  border-color: var(--primary-border);
}

.btn-copy-bibtex.copied {
  background: #dcfce7;
  color: #166534;
  border-color: #86efac;
}

.pub-empty-state {
  text-align: center;
  padding: 40px 20px;
  background: var(--surface-bg-subtle);
  border-radius: var(--radius-md);
  color: var(--text-muted);
}

.pub-empty-state i {
  font-size: 32px;
  color: var(--text-light);
  margin-bottom: 8px;
  display: block;
}

/* --------------------------------------------------------------------------
   4. STUDENTS CO-SUPERVISED SECTION
   -------------------------------------------------------------------------- */
.students-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 18px;
  margin-bottom: 30px;
}

.student-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.student-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-card);
}

.student-card.student-current {
  border-top: 3px solid var(--success-color);
}

.student-card.student-graduated {
  border-top: 3px solid #94a3b8;
}

.student-status-badge {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.student-status-badge.ongoing {
  color: var(--success-color);
}

.student-status-badge.alumni {
  color: #64748b;
}

.student-name {
  font-size: 16.5px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.student-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.badge-degree {
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: #e0f2fe;
  color: #0369a1;
}

.badge-degree.alumni-degree {
  background: #f1f5f9;
  color: #475569;
}

.student-year {
  font-size: 12.5px;
  color: var(--text-light);
}

.student-institution {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}

.students-subheading {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin: 24px 0 14px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* --------------------------------------------------------------------------
   5. PROFESSIONAL SERVICE SECTION
   -------------------------------------------------------------------------- */
.service-subheading {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  margin: 30px 0 16px 0;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-subheading:first-of-type {
  margin-top: 10px;
}

/* Co-Lecture & Teaching Grid */
.service-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-bottom: 25px;
}

.service-item-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.service-item-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-card);
}

.service-period-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary-accent);
  background: #e0f2fe;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
}

.service-item-title {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.35;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.service-tag {
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
}

.tag-level {
  background: #ede9fe;
  color: #6d28d9;
}

.tag-lang {
  background: #f1f5f9;
  color: #475569;
}

.tag-instructor {
  background: #fef3c7;
  color: #92400e;
}

.service-location {
  font-size: 12.5px;
  color: var(--text-muted);
  margin: 0;
}

/* Editorial Roles & Guest Editorships (Top of Journals) */
.editorial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.editorial-role-card {
  background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
  border: 1.5px solid rgba(2, 132, 199, 0.25);
  border-left: 4.5px solid var(--primary-accent);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  box-shadow: 0 4px 16px rgba(2, 132, 199, 0.08);
  transition: var(--transition);
  position: relative;
}

.editorial-role-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(2, 132, 199, 0.16);
  border-color: rgba(2, 132, 199, 0.45);
}

.editorial-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.editorial-badges-wrap {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.badge-editorial-role {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: #0369a1;
  background: #e0f2fe;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(2, 132, 199, 0.25);
}

.editorial-period {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.editorial-journal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.editorial-journal-title i {
  color: var(--primary-accent);
  font-size: 18px;
}

.editorial-si-title {
  font-size: 14px;
  color: #1e293b;
  line-height: 1.45;
  margin-bottom: 8px;
}

.editorial-si-title strong {
  color: #0369a1;
}

.editorial-description {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0 0 12px 0;
}

.editorial-actions {
  margin-top: 10px;
}

.editorial-link-btn {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--primary-accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  transition: var(--transition);
}

.editorial-link-btn:hover {
  color: #0369a1;
  text-decoration: underline;
}

/* Journal Reviewer Cards */
.reviewers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-bottom: 25px;
}

.journal-reviewer-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.journal-reviewer-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-card);
}

.journal-icon {
  font-size: 24px;
  color: var(--primary-accent);
  flex-shrink: 0;
}

.journal-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 4px 0;
  line-height: 1.3;
}

.journal-badges {
  display: flex;
  gap: 6px;
  align-items: center;
}

.badge-publisher {
  font-size: 11px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  background: #f1f5f9;
  color: #475569;
}

.badge-publisher.pub-acm { background: #e0f2fe; color: #0369a1; }
.badge-publisher.pub-ieee { background: #dbeafe; color: #1e40af; }
.badge-publisher.pub-elsevier { background: #ffedd5; color: #c2410c; }
.badge-publisher.pub-springer { background: #fef3c7; color: #92400e; }
.badge-publisher.pub-wiley { background: #f3e8ff; color: #7e22ce; }

.badge-tier {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--amber-color);
  background: #fffbeb;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
}

/* Organizing Committee Cards */
.committee-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-bottom: 25px;
}

.committee-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.committee-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-card);
}

.committee-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.committee-role {
  font-size: 11.5px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.role-chair { background: #fef3c7; color: #92400e; border: 1px solid #fde68a; }
.role-junior-pc { background: #e0f2fe; color: #0369a1; }
.role-pc { background: #ede9fe; color: #6d28d9; }
.role-local { background: #dcfce7; color: #166534; }
.role-reviewer { background: #f1f5f9; color: #475569; }

.committee-year {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-light);
}

.committee-event {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
  line-height: 1.35;
}

.committee-event a {
  color: var(--text-main);
  text-decoration: none;
  transition: var(--transition);
}

.committee-event a:hover {
  color: var(--primary-accent);
}

.committee-location {
  font-size: 12.5px;
  color: var(--text-muted);
}

/* Volunteer Pills */
.volunteers-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.volunteer-pill {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
}

.vol-year {
  font-weight: 700;
  color: var(--primary-accent);
}

.vol-event {
  font-weight: 500;
  color: var(--text-main);
}

.vol-loc {
  font-size: 11.5px;
  color: var(--text-light);
}

/* --------------------------------------------------------------------------
   6. RESEARCH PROJECTS SECTION
   -------------------------------------------------------------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-top: 15px;
}

.project-modern-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.project-modern-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-card);
}

.card-ongoing {
  border-top: 3.5px solid var(--success-color);
}

.card-completed {
  border-top: 3.5px solid #94a3b8;
}

.project-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.project-status-badge {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.status-ongoing {
  background: #dcfce7;
  color: #166534;
}

.status-completed {
  background: #f1f5f9;
  color: #475569;
}

.project-code-chip {
  font-family: monospace;
  font-size: 11.5px;
  font-weight: 600;
  color: #64748b;
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.project-title {
  font-size: 19px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 6px;
}

.project-type {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--primary-accent);
  margin-bottom: 12px;
}

.project-role-box {
  background: var(--surface-bg-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 13px;
  line-height: 1.45;
}

.role-label {
  font-weight: 700;
  color: var(--text-main);
  margin-right: 4px;
}

.role-desc {
  color: #334155;
}

.project-description {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 14px;
  flex-grow: 1;
}

.project-funder {
  font-size: 12.5px;
  color: var(--text-muted);
  padding-top: 10px;
  border-top: 1px dashed var(--border-subtle);
}

/* --------------------------------------------------------------------------
   7. PULSING DOT ANIMATION & TOAST
   -------------------------------------------------------------------------- */
.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--success-color);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 rgba(16, 185, 129, 0.4);
  animation: pulse-ring 1.8s infinite;
}

@keyframes pulse-ring {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
  }
  70% {
    box-shadow: 0 0 0 7px rgba(16, 185, 129, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

/* Academic Toast */
.academic-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #0f172a;
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 99999;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.academic-toast.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* --------------------------------------------------------------------------
   8. HERO BENTO GRID & DUAL-COLUMN LAYOUT
   -------------------------------------------------------------------------- */
.hero-bento-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  gap: 36px;
  align-items: center;
}

.hero-profile-content {
  display: flex;
  flex-direction: column;
}

.hero-stats-bento {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.bento-card {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  text-decoration: none !important;
  display: flex !important;
  flex-direction: column !important;
}

.bento-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #0284c7, transparent);
  opacity: 0;
  transition: var(--transition);
}

.bento-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(56, 189, 248, 0.35);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.bento-card:hover::before {
  opacity: 1;
}

.bento-icon {
  font-size: 20px;
  color: #38bdf8;
  margin-bottom: 8px;
}

.bento-num {
  font-size: 26px;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.1;
  margin-bottom: 4px;
  display: block;
}

.bento-title {
  font-size: 13px;
  font-weight: 600;
  color: #e2e8f0;
  margin-bottom: 2px;
}

.bento-desc {
  font-size: 11.5px;
  color: #94a3b8;
  line-height: 1.3;
}

@media (max-width: 991px) {
  .hero-bento-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* --------------------------------------------------------------------------
   9. ABOUT SECTION MODERN RESTYLING
   -------------------------------------------------------------------------- */
.about {
  background: #ffffff !important;
  padding: 60px 0 !important;
}

.about-narrative-card {
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px 34px;
  margin-bottom: 35px;
  box-shadow: var(--shadow-sm);
}

.about-bio-text {
  font-size: 16px;
  line-height: 1.75;
  color: #334155;
  margin-bottom: 16px;
}

.about-bio-text:last-child {
  margin-bottom: 0;
}

.about-bio-text strong {
  color: var(--text-main);
  font-weight: 700;
}

.about-languages-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: #f1f5f9;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 13.5px;
  color: #475569;
  margin-top: 10px;
}

.about-languages-pill i {
  color: var(--primary-accent);
}

/* Key Facts Grid */
.facts-modern-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.fact-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.fact-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-border);
}

.fact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: #e0f2fe;
  color: var(--primary-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.fact-content {
  display: flex;
  flex-direction: column;
}

.fact-label {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-light);
  margin-bottom: 2px;
}

.fact-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.35;
}

/* Core Research Pillars Cards */
.research-pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.pillar-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-top: 3.5px solid var(--primary-accent);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.pillar-card:nth-child(2) {
  border-top-color: var(--success-color);
}

.pillar-card:nth-child(3) {
  border-top-color: var(--purple-color);
}

.pillar-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-card);
}

.pillar-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.pillar-icon-box {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.icon-se4ai { background: #e0f2fe; color: #0369a1; }
.icon-green { background: #dcfce7; color: #166534; }
.icon-quality { background: #ede9fe; color: #6d28d9; }

.pillar-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
}

.pillar-desc {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* Modern Hobby Cards */
.hobbies-modern-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 35px;
}

.hobby-modern-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex;
  gap: 14px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.hobby-modern-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-card);
}

.hobby-icon-wrap {
  font-size: 28px;
  line-height: 1;
  flex-shrink: 0;
}

.hobby-content h4 {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}

.hobby-content p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

/* Modern Connect Box */
.connect-modern-box {
  background: linear-gradient(135deg, #070d18 0%, #111f36 100%);
  border-radius: var(--radius-lg);
  padding: 30px;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.connect-modern-box h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 8px;
  color: #ffffff;
}

.connect-modern-box p {
  color: #cbd5e1;
  max-width: 620px;
  font-size: 14.5px;
  line-height: 1.6;
  margin-bottom: 20px;
}

.connect-social-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.social-pill-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  transition: var(--transition);
}

.social-pill-btn:hover {
  background: #0284c7;
  border-color: #38bdf8;
  color: #ffffff;
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   10. RESUME & TIMELINE MODERN RESTYLING
   -------------------------------------------------------------------------- */
.resume {
  background: #f8fafc !important;
  padding: 60px 0 !important;
}

.resume-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 25px;
  flex-wrap: wrap;
  gap: 15px;
}

.modern-timeline-wrap {
  position: relative;
  padding-left: 28px;
}

.modern-timeline-wrap::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 12px;
  left: 7px;
  width: 2px;
  background: linear-gradient(180deg, #0284c7 0%, #cbd5e1 90%, transparent 100%);
}

.timeline-modern-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  margin-bottom: 22px;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition);
}

.timeline-modern-card::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 22px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #ffffff;
  border: 3px solid #0284c7;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
  transform: translateX(-50%);
}

.timeline-modern-card.card-active::before {
  border-color: var(--success-color);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
}

.btn-cv-request {
  background: #ffffff !important;
  color: var(--primary-accent) !important;
  border: 1.5px solid var(--primary-accent) !important;
  border-radius: var(--radius-md) !important;
  font-size: 13.5px !important;
  font-weight: 600 !important;
  padding: 8px 16px !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  box-shadow: var(--shadow-sm) !important;
  transition: var(--transition) !important;
  text-decoration: none !important;
}

.btn-cv-request:hover {
  background: var(--primary-accent) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md) !important;
}

.timeline-modern-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-card);
}

.timeline-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 6px;
}

.timeline-period-badge {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary-accent);
  background: #e0f2fe;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.timeline-status-tag {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--success-color);
  background: #dcfce7;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.timeline-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.timeline-institution {
  font-size: 14px;
  font-weight: 600;
  color: #334155;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.timeline-desc {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0;
}

.timeline-advisor {
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-muted);
  background: var(--surface-bg-subtle);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  display: inline-block;
}

.timeline-advisor strong {
  color: var(--text-main);
}

/* Section Title Refinement */
.section-title h2 {
  font-size: 30px !important;
  font-weight: 800 !important;
  letter-spacing: -0.5px !important;
  color: #0f172a !important;
  margin-bottom: 12px !important;
  padding-bottom: 14px !important;
  position: relative !important;
}

.section-title h2::after {
  content: "" !important;
  position: absolute !important;
  display: block !important;
  width: 44px !important;
  height: 3.5px !important;
  background: linear-gradient(90deg, #0284c7, #38bdf8) !important;
  border-radius: var(--radius-full) !important;
  bottom: 0 !important;
  left: 0 !important;
}

.section-title p {
  color: var(--text-muted) !important;
  font-size: 15px !important;
  line-height: 1.6 !important;
  max-width: 820px !important;
}

.resume .resume-title {
  font-size: 20px !important;
  font-weight: 800 !important;
  color: #0f172a !important;
  margin-top: 10px !important;
  margin-bottom: 22px !important;
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
}

/* --------------------------------------------------------------------------
   11. COMPREHENSIVE RESPONSIVE MOBILE POLISH
   -------------------------------------------------------------------------- */
@media (max-width: 1199px) {
  body.mobile-nav-active::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(4px);
    z-index: 9996;
    transition: var(--transition);
  }
}

@media (max-width: 768px) {
  .pub-filters-row {
    flex-direction: column;
    align-items: flex-start;
  }

  #publication-filters {
    width: 100%;
    justify-content: space-around;
  }

  #publication-filters li {
    padding: 6px 12px !important;
    font-size: 12.5px !important;
  }

  .connect-modern-box {
    padding: 24px 18px !important;
  }
}

@media (max-width: 576px) {
  .hero-stats-bento {
    grid-template-columns: 1fr;
  }

  .facts-modern-grid,
  .research-pillars-grid,
  .hobbies-modern-grid,
  .students-grid,
  .committee-grid,
  .service-items-grid,
  .reviewers-grid,
  .projects-grid,
  .editorial-grid {
    grid-template-columns: 1fr !important;
  }

  .about-narrative-card {
    padding: 22px 18px !important;
  }

  .timeline-modern-card {
    padding: 16px 16px !important;
  }

  .about-languages-pill {
    font-size: 12.5px;
    padding: 8px 12px;
  }
}