/* ═══════════════════════════════════════════════════════════════
   Custom Styles — Stefano Giacomelli Personal Website
   ═══════════════════════════════════════════════════════════════ */

/* ── Scrollbar ── */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: #0a0a0f;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #06b6d4, #8b5cf6);
  border-radius: 3px;
}

/* ── Smooth scroll ── */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

/* ── Selection ── */
::selection {
  background: rgba(6, 182, 212, 0.3);
  color: #fff;
}

/* ── Loading Screen ── */
.loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #0a0a0f;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s, visibility 0.5s;
}

.loaded .loader {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-ring {
  width: 50px;
  height: 50px;
  border: 3px solid transparent;
  border-top-color: #06b6d4;
  border-right-color: #8b5cf6;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ═══════════════════════ NAVBAR ═══════════════════════ */

#main-nav {
  background: transparent;
  backdrop-filter: none;
}

#main-nav.scrolled {
  background: rgba(8, 8, 14, 0.94);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-link {
  position: relative;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.3s;
  font-family: 'Inter', sans-serif;
}

.nav-link:hover,
.nav-link.active {
  color: #06b6d4;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #06b6d4, #8b5cf6);
  border-radius: 1px;
  transition: transform 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: translateX(-50%) scaleX(0.7);
}

/* Language Flags */
.lang-btn {
  background: none;
  border: 2px solid transparent;
  border-radius: 6px;
  padding: 2px 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  opacity: 0.5;
  font-size: 1.25rem;
  line-height: 1;
}

.lang-btn:hover {
  opacity: 0.8;
  transform: scale(1.1);
}

.lang-btn.active {
  opacity: 1;
  border-color: #06b6d4;
  background: rgba(6, 182, 212, 0.1);
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.2);
}

/* Mobile Menu */
.menu-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: #e2e8f0;
  border-radius: 2px;
  transition: all 0.3s ease;
}

#menu-toggle.open .menu-bar:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}
#menu-toggle.open .menu-bar:nth-child(2) {
  opacity: 0;
}
#menu-toggle.open .menu-bar:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}

.mobile-menu {
  max-height: 0;
  overflow: hidden;
  background: rgba(8, 8, 14, 0.97);
  transition: max-height 0.4s ease;
}

.mobile-menu.open {
  max-height: 400px;
}

.mobile-nav-link {
  display: block;
  padding: 0.75rem 1.5rem;
  color: #94a3b8;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.mobile-nav-link:hover {
  color: #06b6d4;
  padding-left: 2rem;
  background: rgba(6, 182, 212, 0.05);
}

/* ═══════════════════════ HERO ═══════════════════════ */

#hero-canvas {
  opacity: 0.9;
}

.typewriter-cursor {
  display: inline-block;
  font-weight: 100;
  font-size: 1.5em;
  color: #06b6d4;
  animation: blink 1s step-end infinite;
  margin-left: 2px;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* ── Animations ── */
.animate-fade-in {
  animation: fadeIn 0.8s ease forwards;
  opacity: 0;
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s ease forwards;
  opacity: 0;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── CTA Button ── */
.cta-button {
  display: inline-block;
  padding: 0.75rem 2rem;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  color: white;
  font-weight: 600;
  font-family: 'Space Grotesk', sans-serif;
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.3);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6, 182, 212, 0.4);
}

.cta-button-outline {
  display: inline-block;
  padding: 0.75rem 2rem;
  border: 2px solid rgba(6, 182, 212, 0.5);
  color: #06b6d4;
  font-weight: 600;
  font-family: 'Space Grotesk', sans-serif;
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.cta-button-outline:hover {
  background: rgba(6, 182, 212, 0.1);
  border-color: #06b6d4;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.2);
}

/* ── Social Icons ── */
.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: #94a3b8;
  border: 1px solid rgba(148, 163, 184, 0.2);
  transition: all 0.3s ease;
}

.social-icon:hover {
  color: #06b6d4;
  border-color: #06b6d4;
  background: rgba(6, 182, 212, 0.1);
  transform: translateY(-3px);
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.2);
}

/* ═══════════════════════ SECTIONS ═══════════════════════ */

.section-header {
  text-align: center;
  margin-bottom: 2rem;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 2.5rem;
  background: linear-gradient(135deg, #e2e8f0, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: #94a3b8;
  font-size: 1rem;
}

.section-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #06b6d4, #8b5cf6);
  margin: 1rem auto 0;
  border-radius: 2px;
}

/* ── Scroll Animations ── */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-child {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.animate-child.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════ GLASS CARD ═══════════════════════ */

.glass-card {
  background: rgba(22, 22, 40, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  transition: all 0.3s ease;
}

.glass-card:hover {
  border-color: rgba(6, 182, 212, 0.2);
  box-shadow: 0 8px 32px rgba(6, 182, 212, 0.08);
  transform: translateY(-4px);
}

/* ═══════════════════════ ABOUT ═══════════════════════ */

.profile-photo-container {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid transparent;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6, #ec4899) border-box;
  position: relative;
}

.profile-photo-container::before {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: #0a0a0f;
  z-index: 0;
}

.profile-photo-placeholder {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #1a1a2e;
  border-radius: 50%;
}

.profile-photo-container img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.interest-tag {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  font-size: 0.8rem;
  font-weight: 500;
  font-family: 'JetBrains Mono', monospace;
  color: #06b6d4;
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 999px;
  transition: all 0.3s ease;
}

.interest-tag:hover {
  background: rgba(6, 182, 212, 0.15);
  border-color: rgba(6, 182, 212, 0.4);
  transform: translateY(-1px);
}

.affiliation-item {
  padding: 1rem 1.25rem !important;
  border-radius: 12px !important;
}

.aff-content {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.aff-logos {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  width: 200px;
  justify-content: center;
}

.aff-logo {
  height: 44px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  border-radius: 6px;
  padding: 4px 6px;
  transition: all 0.3s ease;
}

.aff-logo:hover {
  transform: scale(1.08);
}

/* Dark/monochrome logos: invert for dark background */
.aff-logo.invert {
  filter: brightness(0) invert(1) opacity(0.85);
}

.aff-logo.invert:hover {
  filter: brightness(0) invert(1) opacity(1);
}

/* Color logos: preserve original colors, no background rectangle */
.aff-logo.color {
  height: 56px;
  max-width: 170px;
  padding: 0;
}

.aff-logo.color:hover {
  filter: brightness(1.1);
}

/* Color department logos */
.aff-logo.color.dept {
  height: 48px;
  max-width: 160px;
}

/* Department logos are slightly smaller */
.aff-logo.dept {
  height: 36px;
  max-width: 120px;
}

.aff-text {
  flex: 1;
  min-width: 0;
}

@media (max-width: 480px) {
  .aff-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
  
  .aff-logos {
    width: 100%;
    justify-content: flex-start;
  }
  
  .aff-logo {
    height: 36px;
    max-width: 80px;
  }
  
  .aff-logo.dept {
    height: 30px;
    max-width: 70px;
  }
}

/* ═══════════════════════ PUBLICATIONS ═══════════════════════ */

.pub-filter-btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: #94a3b8;
  background: rgba(26, 26, 46, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: 'Inter', sans-serif;
}

.pub-filter-btn:hover {
  color: #e2e8f0;
  background: rgba(26, 26, 46, 0.8);
  border-color: rgba(255, 255, 255, 0.1);
}

.pub-filter-btn.active {
  color: #06b6d4;
  background: rgba(6, 182, 212, 0.1);
  border-color: rgba(6, 182, 212, 0.3);
}

.publications-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ── Year group separator ── */
.pub-year-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem 0 0.5rem;
}

.pub-year-divider::before,
.pub-year-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(6, 182, 212, 0.25), transparent);
}

.pub-year-divider span {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.pub-card {
  padding: 1.5rem;
}

.pub-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.pub-type {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-family: 'JetBrains Mono', monospace;
}

.pub-type.conference { background: rgba(6, 182, 212, 0.15); color: #06b6d4; }
.pub-type.journal { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }
.pub-type.preprint { background: rgba(236, 72, 153, 0.15); color: #ec4899; }
.pub-type.dataset { background: rgba(20, 184, 166, 0.15); color: #14b8a6; }
.pub-type.poster { background: rgba(99, 102, 241, 0.15); color: #6366f1; }

.pub-year {
  font-size: 0.8rem;
  color: #64748b;
  font-family: 'JetBrains Mono', monospace;
}

.pub-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: #e2e8f0;
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.pub-authors {
  font-size: 0.9rem;
  color: #94a3b8;
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.pub-venue {
  font-size: 0.85rem;
  color: #64748b;
  margin-bottom: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.pub-status {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
}

.pub-status.accepted { background: rgba(20, 184, 166, 0.15); color: #14b8a6; }
.pub-status.review { background: rgba(251, 191, 36, 0.15); color: #fbbf24; }

.pub-links {
  display: flex;
  gap: 0.75rem;
}

.pub-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: #94a3b8;
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  transition: all 0.3s ease;
}

.pub-link:hover {
  color: #06b6d4;
  background: rgba(6, 182, 212, 0.08);
}

.pub-link.doi-link:hover {
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.08);
}

.pub-link.arxiv-link:hover {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.08);
}

.pub-link.zenodo-link:hover {
  color: #14b8a6;
  background: rgba(20, 184, 166, 0.08);
}

.pub-link.ieee-link:hover {
  color: #3b82f6;
  background: rgba(59, 130, 246, 0.08);
}

.pub-link-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ═══════════════════════ PROJECTS ═══════════════════════ */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.project-card {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
}

.project-card.featured {
  border-color: rgba(6, 182, 212, 0.15);
}

.project-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  filter: grayscale(0.3);
}

.project-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: #e2e8f0;
  margin-bottom: 0.75rem;
}

.project-desc {
  font-size: 0.9rem;
  color: #94a3b8;
  line-height: 1.6;
  margin-bottom: 1rem;
  flex: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1rem;
}

.project-tag {
  font-size: 0.7rem;
  font-family: 'JetBrains Mono', monospace;
  padding: 0.2rem 0.5rem;
  background: rgba(139, 92, 246, 0.1);
  color: #a78bfa;
  border: 1px solid rgba(139, 92, 246, 0.15);
  border-radius: 4px;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: #94a3b8;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.project-link:hover {
  color: #06b6d4;
  border-color: rgba(6, 182, 212, 0.3);
  background: rgba(6, 182, 212, 0.05);
}

.project-link.paper:hover {
  color: #8b5cf6;
  border-color: rgba(139, 92, 246, 0.3);
  background: rgba(139, 92, 246, 0.05);
}

.project-link.docs:hover {
  color: #14b8a6;
  border-color: rgba(20, 184, 166, 0.3);
  background: rgba(20, 184, 166, 0.05);
}

/* ═══════════════════════ MUSIC ═══════════════════════ */

.music-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
}

.music-card {
  overflow: hidden;
}

.music-video-container {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 */
  background: #111;
  border-radius: 16px 16px 0 0;
  overflow: hidden;
}

.music-thumbnail {
  position: absolute;
  inset: 0;
  cursor: pointer;
}

.music-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.music-thumbnail:hover img {
  transform: scale(1.05);
}

.music-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  background: rgba(6, 182, 212, 0.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.4);
}

.music-thumbnail:hover .music-play-btn {
  background: rgba(6, 182, 212, 1);
  transform: translate(-50%, -50%) scale(1.1);
}

.music-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.music-info {
  padding: 1.25rem;
}

.music-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.music-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: #e2e8f0;
}

.music-year {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: #64748b;
}

.music-desc {
  font-size: 0.9rem;
  color: #94a3b8;
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.music-attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.music-attachment {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.375rem 0.75rem;
  font-size: 0.8rem;
  color: #94a3b8;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.music-attachment:hover {
  color: #ec4899;
  border-color: rgba(236, 72, 153, 0.3);
  background: rgba(236, 72, 153, 0.05);
}

.music-placeholder {
  padding: 4rem 2rem;
  text-align: center;
  grid-column: 1 / -1;
}

.music-placeholder-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* ═══════════════════════ GITHUB ═══════════════════════ */

.github-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.repo-card {
  display: block;
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  position: relative;
  min-width: 0;
  overflow: hidden;
  word-wrap: break-word;
}

.repo-card.pinned {
  border-color: rgba(6, 182, 212, 0.12);
}

.repo-pinned-badge {
  display: inline-block;
  font-size: 0.7rem;
  color: #06b6d4;
  margin-bottom: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
}

.repo-name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: #06b6d4;
  margin-bottom: 0.5rem;
}

.repo-desc {
  font-size: 0.85rem;
  color: #94a3b8;
  line-height: 1.5;
  margin-bottom: 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.repo-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
  color: #64748b;
}

.repo-lang {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.lang-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.repo-stars,
.repo-forks {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.repo-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.75rem;
}

.repo-topic {
  font-size: 0.65rem;
  font-family: 'JetBrains Mono', monospace;
  padding: 0.15rem 0.4rem;
  background: rgba(6, 182, 212, 0.08);
  color: #06b6d4;
  border-radius: 4px;
  border: 1px solid rgba(6, 182, 212, 0.12);
}

/* ═══════════════════════ CV TIMELINE ═══════════════════════ */

.timeline {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
  padding: 1rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, #06b6d4, #8b5cf6);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: calc(50% + 2rem);
}

.timeline-item.left {
  padding-left: 0;
  padding-right: calc(50% + 2rem);
  text-align: right;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 1.5rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.4);
}

.timeline-content {
  padding: 1.25rem;
}

.timeline-year {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: #06b6d4;
  display: block;
  margin-bottom: 0.375rem;
}

.timeline-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  color: #e2e8f0;
  margin-bottom: 0.25rem;
}

.timeline-institution {
  font-size: 0.9rem;
  color: #8b5cf6;
  margin-bottom: 0.375rem;
}

.timeline-desc {
  font-size: 0.85rem;
  color: #94a3b8;
  line-height: 1.5;
}

/* ═══════════════════════ CONTACT ═══════════════════════ */

.contact-email {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: #06b6d4;
  text-decoration: none;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: all 0.3s ease;
}

.contact-email:hover {
  transform: scale(1.02);
  filter: brightness(1.2);
}

.footer-social {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  color: #64748b;
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all 0.3s ease;
}

.footer-social:hover {
  color: #06b6d4;
  border-color: rgba(6, 182, 212, 0.3);
  background: rgba(6, 182, 212, 0.08);
  transform: translateY(-3px);
  box-shadow: 0 4px 16px rgba(6, 182, 212, 0.15);
}

/* ═══════════════════════ RESPONSIVE ═══════════════════════ */

@media (max-width: 768px) {
  .section-title {
    font-size: 2rem;
  }

  .projects-grid,
  .github-grid {
    grid-template-columns: 1fr;
  }

  .music-grid {
    grid-template-columns: 1fr;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item,
  .timeline-item.left {
    padding-left: 3rem;
    padding-right: 0;
    text-align: left;
  }

  .timeline-dot {
    left: 20px;
  }

  .contact-email {
    font-size: 1rem;
    word-break: break-all;
  }

  h1 {
    font-size: 2.5rem !important;
  }
}

@media (max-width: 480px) {
  .pub-card {
    padding: 1rem;
  }
  
  .project-card {
    padding: 1.25rem;
  }
}