@font-face {
  font-family: 'TexGyreHelvetica';
  src: url('fonts/texgyreheros-regular-webfont.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: #0f1117;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.06) 1px, transparent 0);
  background-size: 32px 32px;
  color: #e2e8f0;
  font-family: 'TexGyreHelvetica', sans-serif;
  min-height: 100vh;
}

/* ── Nav ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: flex-end;
  padding: 0 3rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(15, 17, 23, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  z-index: 100;
}

.nav-item {
  display: inline-block;
  margin: 0.9rem 0.75rem;
  color: #a0aec0;
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.15rem;
  position: relative;
  transition: color 0.3s;
}

.nav-item:hover {
  color: #e2e8f0;
}

.nav-item::after {
  content: '';
  display: block;
  width: 0;
  height: 2px;
  background: #2d9ea9;
  margin-top: 3px;
  transition: width 0.35s;
}

.nav-item:hover::after,
.nav-item.active::after {
  width: 100%;
}

.nav-item.active {
  color: #e2e8f0;
}

/* ── Home / Terminal page ── */
.terminal-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding-top: 60px;
}

.about-me-snippet {
  font-family: 'Jura', sans-serif;
  width: 95%;
  max-width: 600px;
  text-align: center;
}

.profile-avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 2px solid #2d9ea9;
  box-shadow: 0 0 0 6px rgba(45, 158, 169, 0.12), 0 8px 32px rgba(0,0,0,0.5);
  margin: 0 auto 18px;
  display: block;
  object-fit: cover;
  object-position: center top;
}

.profile-name {
  font-family: 'TexGyreHelvetica', sans-serif;
  font-size: 1.9rem;
  color: #e2e8f0;
  letter-spacing: 0.12rem;
  margin-bottom: 6px;
}

.profile-subtitle {
  font-family: 'Jura', sans-serif;
  color: #2d9ea9;
  font-size: 0.78rem;
  letter-spacing: 0.2rem;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.terminal-line {
  color: #7dd3d9;
  margin: 0.35em 0;
  font-size: 0.95rem;
}

.terminal-line::before {
  content: "> ";
  color: #2d9ea9;
  opacity: 0.6;
}

.buttons {
  margin-top: 28px;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 28px;
}

.social-link {
  color: #4a5568;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.25s;
}

.social-link:hover {
  color: #2d9ea9;
}

.social-link svg {
  width: 20px;
  height: 20px;
}

.btn {
  font-family: 'Jura', sans-serif;
  font-size: 0.9rem;
  cursor: pointer;
  border: none;
  letter-spacing: 0.05rem;
  transition: background 0.3s, transform 0.1s;
}

.btn:active {
  transform: scale(0.97);
}

.go-btn {
  text-decoration: none;
  color: white;
  border-radius: 50px;
  display: inline-block;
  background: #2d9ea9;
  padding: 10px 28px;
  text-align: center;
  margin-right: 10px;
}
.go-btn:hover { background: #35b5c2; }

.back-btn {
  color: #a0aec0;
  border-radius: 50px;
  display: inline-block;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 10px 28px;
  text-align: center;
  white-space: nowrap;
}
.back-btn:hover {
  background: rgba(255,255,255,0.12);
  color: #e2e8f0;
}

/* ── Portfolio page ── */
.portfolio-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 2rem 6rem;
}

h1 {
  color: #e2e8f0;
  margin-bottom: 2.5rem;
  letter-spacing: 0.12rem;
  font-size: 2rem;
}

/* ── Timeline ── */
.timeline {
  position: relative;
  padding-left: 44px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, #2d9ea9 0%, rgba(45,158,169,0.3) 70%, transparent 100%);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
}

.timeline-dot {
  position: absolute;
  left: -44px;
  top: 14px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #2d9ea9;
  border: 3px solid #0f1117;
  z-index: 1;
}

.timeline-dot.current {
  background: #fdcf41;
  border-color: #0f1117;
}

.timeline-dot.education {
  background: #5b8dee;
}

.timeline-dot.reading {
  background: #fdcf41;
  border-color: #0f1117;
  transform: scale(1.1);
  transition: background 0.35s ease, transform 0.35s ease, box-shadow 0.35s ease;
  animation: dot-pulse 3s ease-in-out 1 forwards;
}

@keyframes dot-pulse {
  0%   { box-shadow: 0 0 0 2px rgba(253,207,65,0.2), 0 0 6px rgba(253,207,65,0.3); }
  50%  { box-shadow: 0 0 0 4px rgba(253,207,65,0.1), 0 0 12px rgba(253,207,65,0.45); }
  100% { box-shadow: 0 0 0 2px rgba(253,207,65,0.08), 0 0 5px rgba(253,207,65,0.15); }
}

.timeline-dot {
  transition: background 0.35s ease, transform 0.35s ease, box-shadow 0.35s ease;
}

@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(253,207,65,0.5); }
  70%  { box-shadow: 0 0 0 10px rgba(253,207,65,0); }
  100% { box-shadow: 0 0 0 0 rgba(253,207,65,0); }
}

.timeline-card {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 3px solid #2d9ea9;
  border-radius: 0 12px 12px 0;
  padding: 20px 24px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
  transition: border-left-color 0.3s, box-shadow 0.3s;
}

.timeline-card:hover {
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
  border-left-color: #35b5c2;
}

.education-card {
  border-left-color: #5b8dee;
}

.education-card:hover {
  border-left-color: #7aa5f5;
}

.timeline-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.company-name {
  color: #2d9ea9;
  font-size: 0.75rem;
  letter-spacing: 0.14rem;
  text-transform: uppercase;
}

.education-card .company-name {
  color: #5b8dee;
}

.date-badge {
  background: rgba(45, 158, 169, 0.1);
  color: #2d9ea9;
  border: 1px solid rgba(45, 158, 169, 0.25);
  border-radius: 20px;
  padding: 2px 12px;
  font-size: 0.75rem;
  white-space: nowrap;
  letter-spacing: 0.04rem;
}

.education-card .date-badge {
  background: rgba(91, 141, 238, 0.1);
  color: #5b8dee;
  border-color: rgba(91, 141, 238, 0.25);
}

.role-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 4px;
}

.role-title {
  color: #e2e8f0;
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.04rem;
}

.role-title.secondary {
  color: #718096;
  font-size: 0.92rem;
}

.role-date {
  color: #4a5568;
  font-size: 0.75rem;
  white-space: nowrap;
}

.role-description {
  color: #718096;
  font-size: 0.87rem;
  line-height: 1.7;
  margin-top: 10px;
}

/* ── Tech chips ── */
.tech-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.chip {
  background: rgba(45, 158, 169, 0.1);
  color: #2d9ea9;
  border: 1px solid rgba(45, 158, 169, 0.2);
  border-radius: 20px;
  padding: 3px 11px;
  font-size: 0.72rem;
  letter-spacing: 0.04rem;
}

/* ── Inline image gallery ── */
.gallery-wrapper {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.gallery-thumbs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.gallery-thumb-img {
  width: calc(50% - 4px);
  height: 130px;
  object-fit: cover;
  border-radius: 8px;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
  display: block;
  border: 1px solid rgba(255,255,255,0.06);
}

.gallery-thumb-img:hover {
  opacity: 0.8;
  transform: scale(1.01);
}

.gallery-big-img {
  width: 100%;
  border-radius: 8px;
  cursor: pointer;
  display: block;
  border: 1px solid rgba(255,255,255,0.06);
}

.gallery-caption-text {
  color: #4a5568;
  font-size: 0.82rem;
  line-height: 1.6;
  margin-top: 10px;
}

@media (max-width: 640px) {
  nav { padding: 0 1rem; }
  .portfolio-page { padding: 70px 1rem 4rem; }
  .timeline { padding-left: 32px; }
  .timeline-dot { left: -32px; }
  .timeline-card { padding: 16px; }
  .gallery-thumb-img { width: 100%; height: auto; }
  .role-row { flex-direction: column; }
  .profile-name { font-size: 1.5rem; }
}

/* ── Projects page ── */
.clay-section {
  position: relative;
  height: calc(100vh - 50px);
  margin-top: 50px;
}

#clay-canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: crosshair;
}

.clay-hint {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'Jura', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.1rem;
  color: rgba(255, 255, 255, 0.2);
  white-space: nowrap;
  pointer-events: none;
  text-transform: uppercase;
}

kbd {
  font-family: 'Jura', sans-serif;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 0.7rem;
}

.clay-controls {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}

.clay-btn {
  font-family: 'Jura', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1rem;
  padding: 7px 18px;
  background: rgba(15, 17, 23, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #718096;
  border-radius: 20px;
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.clay-btn:hover {
  color: #e2e8f0;
  border-color: rgba(255, 255, 255, 0.22);
}

.clay-btn.active {
  background: rgba(45, 158, 169, 0.15);
  border-color: rgba(45, 158, 169, 0.5);
  color: #2d9ea9;
}