/* ============================================================
   Joshua Welsh, PhD — Personal Website Custom Styles
   Theme: Dark Teal / Indigo
   ============================================================ */

/* ----------------------------------------------------------
   1. CUSTOM COLOR PALETTE
   ---------------------------------------------------------- */
:root > * {
  --md-primary-fg-color:        #00796b;
  --md-primary-fg-color--light: #4db6ac;
  --md-primary-fg-color--dark:  #004d40;
  --md-accent-fg-color:         #5c6bc0;
  --md-accent-fg-color--transparent: rgba(92, 107, 192, 0.12);

  /* Custom tokens */
  --jw-gradient-start: #004d40;
  --jw-gradient-end:   #1a237e;
  --jw-hero-bg:        linear-gradient(135deg, var(--jw-gradient-start) 0%, var(--jw-gradient-end) 100%);
  --jw-card-shadow:    0 4px 24px rgba(0,0,0,0.08);
  --jw-card-hover:     0 8px 32px rgba(0,0,0,0.14);
  --jw-border-radius:  12px;
  --jw-text-muted:     rgba(0,0,0,0.55);
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color:        #26a69a;
  --md-primary-fg-color--light: #80cbc4;
  --md-primary-fg-color--dark:  #00796b;
  --md-accent-fg-color:         #7986cb;
  --jw-card-shadow:    0 4px 24px rgba(0,0,0,0.25);
  --jw-card-hover:     0 8px 32px rgba(0,0,0,0.35);
  --jw-text-muted:     rgba(255,255,255,0.5);
}

/* ----------------------------------------------------------
   2. TYPOGRAPHY
   ---------------------------------------------------------- */
.md-typeset h1 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

.md-typeset h2 {
  font-weight: 600;
  margin-top: 2em;
  padding-bottom: 0.3em;
  border-bottom: 2px solid var(--md-primary-fg-color--light);
}

/* ----------------------------------------------------------
   3. HERO SECTION
   ---------------------------------------------------------- */
.jw-hero {
  background: var(--jw-hero-bg);
  color: #fff;
  padding: 5rem 2rem 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.jw-hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 40%, rgba(255,255,255,0.05) 0%, transparent 60%);
  animation: jw-hero-glow 8s ease-in-out infinite alternate;
}

@keyframes jw-hero-glow {
  0%   { transform: translate(0, 0); }
  100% { transform: translate(5%, 3%); }
}

.jw-hero__container {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.jw-hero__photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 4px solid rgba(255,255,255,0.3);
  object-fit: cover;
  margin-bottom: 1.5rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  animation: jw-fade-in 1s ease-out;
}

.jw-hero__name {
  font-size: 2.8rem;
  font-weight: 700;
  margin: 0 0 0.3rem;
  letter-spacing: -0.02em;
  animation: jw-slide-up 0.8s ease-out;
}

.jw-hero__title {
  font-size: 1.2rem;
  font-weight: 400;
  opacity: 0.85;
  margin: 0 0 1.5rem;
  animation: jw-slide-up 0.8s ease-out 0.15s both;
}

.jw-hero__tagline {
  font-size: 1rem;
  opacity: 0.7;
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.6;
  animation: jw-slide-up 0.8s ease-out 0.3s both;
}

/* Typing cursor */
.jw-typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: rgba(255,255,255,0.7);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: jw-blink 0.8s step-end infinite;
}

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

/* Social buttons in hero */
.jw-hero__socials {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: jw-slide-up 0.8s ease-out 0.45s both;
}

.jw-hero__social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  border-radius: 2rem;
  border: 1.5px solid rgba(255,255,255,0.3);
  color: #fff !important;
  text-decoration: none !important;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.3s ease;
  backdrop-filter: blur(4px);
  background: rgba(255,255,255,0.08);
}

.jw-hero__social-btn:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.5);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.jw-hero__social-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ----------------------------------------------------------
   4. STAT CARDS
   ---------------------------------------------------------- */
.jw-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.jw-stat-card {
  background: var(--md-default-bg-color);
  border-radius: var(--jw-border-radius);
  padding: 1.8rem 1.5rem;
  text-align: center;
  box-shadow: var(--jw-card-shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--md-default-fg-color--lightest);
}

.jw-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--jw-card-hover);
}

.jw-stat-card__number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--md-primary-fg-color);
  line-height: 1;
  margin-bottom: 0.3rem;
}

.jw-stat-card__label {
  font-size: 0.85rem;
  color: var(--jw-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

/* ----------------------------------------------------------
   5. FEATURE / LINK CARDS
   ---------------------------------------------------------- */
.jw-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
  align-items: stretch;
}

.jw-card {
  background: var(--md-default-bg-color);
  border-radius: var(--jw-border-radius);
  padding: 2rem 1.5rem;
  box-shadow: var(--jw-card-shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-decoration: none !important;
  color: var(--md-default-fg-color) !important;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  height: 100%;
}

.jw-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--jw-card-hover);
}

.jw-card > * {
  margin: 0;
}

.jw-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--md-primary-fg-color);
  line-height: 1;
}

.jw-card__icon svg {
  width: 2rem;
  height: 2rem;
  fill: currentColor;
}

.jw-card__title {
  font-size: 1.1rem;
  font-weight: 600;
}

.jw-card__desc {
  font-size: 0.85rem;
  color: var(--jw-text-muted);
  line-height: 1.5;
}

/* ----------------------------------------------------------
   6. CAREER TIMELINE
   ---------------------------------------------------------- */
.jw-timeline {
  position: relative;
  padding: 1rem 0;
  margin: 2rem 0;
}

.jw-timeline::before {
  content: "";
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--md-primary-fg-color) 0%, var(--md-accent-fg-color) 100%);
  border-radius: 2px;
}

.jw-timeline-item {
  position: relative;
  padding-left: 65px;
  margin-bottom: 2rem;
}

.jw-timeline-item::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 6px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--md-primary-fg-color);
  border: 3px solid var(--md-default-bg-color);
  box-shadow: 0 0 0 3px var(--md-primary-fg-color);
  z-index: 1;
}

.jw-timeline-item--accent::before {
  background: var(--md-accent-fg-color);
  box-shadow: 0 0 0 3px var(--md-accent-fg-color);
}

.jw-timeline-item__date {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--md-primary-fg-color);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.2rem;
}

.jw-timeline-item__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.jw-timeline-item__org {
  font-size: 0.9rem;
  color: var(--jw-text-muted);
  margin-bottom: 0.3rem;
}

.jw-timeline-item__desc {
  font-size: 0.85rem;
  color: var(--jw-text-muted);
  line-height: 1.5;
}

/* Responsive: single column on mobile already */
@media (min-width: 768px) {
  .jw-timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .jw-timeline-item {
    width: 45%;
    padding-left: 0;
    padding-right: 30px;
    margin-bottom: 2.5rem;
  }

  .jw-timeline-item::before {
    left: auto;
    right: -11px;
  }

  .jw-timeline-item:nth-child(even) {
    margin-left: 55%;
    padding-left: 30px;
    padding-right: 0;
  }

  .jw-timeline-item:nth-child(even)::before {
    left: -11px;
    right: auto;
  }
}

/* ----------------------------------------------------------
   7. PUBLICATION FILTERS
   ---------------------------------------------------------- */
.jw-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
  margin: 1.5rem 0;
  padding: 1rem 1.2rem;
  background: var(--md-default-bg-color);
  border-radius: var(--jw-border-radius);
  box-shadow: var(--jw-card-shadow);
  border: 1px solid var(--md-default-fg-color--lightest);
}

.jw-filter-bar__search {
  flex: 1;
  min-width: 200px;
  padding: 0.6rem 1rem;
  border: 1.5px solid var(--md-default-fg-color--lightest);
  border-radius: 2rem;
  background: transparent;
  color: var(--md-default-fg-color);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.3s ease;
}

.jw-filter-bar__search:focus {
  border-color: var(--md-primary-fg-color);
}

.jw-filter-bar__search::placeholder {
  color: var(--jw-text-muted);
}

.jw-filter-btn {
  padding: 0.45rem 1rem;
  border-radius: 2rem;
  border: 1.5px solid var(--md-default-fg-color--lightest);
  background: transparent;
  color: var(--md-default-fg-color);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
}

.jw-filter-btn:hover {
  border-color: var(--md-primary-fg-color);
  color: var(--md-primary-fg-color);
}

.jw-filter-btn--active {
  background: var(--md-primary-fg-color);
  color: #fff !important;
  border-color: var(--md-primary-fg-color);
}

.jw-filter-count {
  font-size: 0.8rem;
  color: var(--jw-text-muted);
  margin-left: auto;
}

/* Publication items for filtering */
.jw-pub-item {
  transition: opacity 0.3s ease, max-height 0.4s ease;
}

.jw-pub-item--hidden {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  margin: 0 !important;
  padding: 0 !important;
}

/* ----------------------------------------------------------
   8. CHART CONTAINER
   ---------------------------------------------------------- */
.jw-chart-container {
  background: var(--md-default-bg-color);
  border-radius: var(--jw-border-radius);
  padding: 1.5rem;
  margin: 1.5rem 0;
  box-shadow: var(--jw-card-shadow);
  border: 1px solid var(--md-default-fg-color--lightest);
}

.jw-chart-container canvas {
  max-height: 300px;
}

/* ----------------------------------------------------------
   9. SCROLL REVEAL ANIMATIONS
   ---------------------------------------------------------- */
@keyframes jw-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes jw-slide-up {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes jw-scale-in {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}

.jw-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.jw-reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

.jw-reveal--delay-1 { transition-delay: 0.1s; }
.jw-reveal--delay-2 { transition-delay: 0.2s; }
.jw-reveal--delay-3 { transition-delay: 0.3s; }
.jw-reveal--delay-4 { transition-delay: 0.4s; }

/* ----------------------------------------------------------
   10. BADGES & TAGS
   ---------------------------------------------------------- */
.jw-badge {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 2rem;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.jw-badge--teal {
  background: rgba(0, 121, 107, 0.12);
  color: var(--md-primary-fg-color);
}

.jw-badge--indigo {
  background: rgba(92, 107, 192, 0.12);
  color: var(--md-accent-fg-color);
}

.jw-badge--active {
  background: rgba(76, 175, 80, 0.12);
  color: #4caf50;
}

.jw-badge--maintained {
  background: rgba(255, 152, 0, 0.12);
  color: #ff9800;
}

/* ----------------------------------------------------------
   11. RESOURCE CARDS (grid)
   ---------------------------------------------------------- */
.jw-resource-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
  margin: 1.5rem 0;
}

.jw-resource-card {
  background: var(--md-default-bg-color);
  border-radius: var(--jw-border-radius);
  padding: 1.5rem;
  box-shadow: var(--jw-card-shadow);
  border: 1px solid var(--md-default-fg-color--lightest);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.jw-resource-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--jw-card-hover);
}

.jw-resource-card__title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.3rem;
}

.jw-resource-card__title a {
  color: var(--md-primary-fg-color);
}

.jw-resource-card__desc {
  font-size: 0.85rem;
  color: var(--jw-text-muted);
  line-height: 1.5;
}

/* ----------------------------------------------------------
   12. TALKS SECTION BADGES
   ---------------------------------------------------------- */
.jw-talk-count {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-left: 0.5rem;
  font-size: 0.72rem;
  padding: 0.15rem 0.55rem;
  border-radius: 1rem;
  background: var(--md-primary-fg-color);
  color: #fff;
  font-weight: 600;
  vertical-align: middle;
}

/* ----------------------------------------------------------
   13. MISC
   ---------------------------------------------------------- */

/* Smooth page transitions */
.md-content {
  animation: jw-fade-in 0.4s ease-out;
}

/* Better admonitions */
.md-typeset .admonition {
  border-radius: var(--jw-border-radius);
  box-shadow: var(--jw-card-shadow);
}

/* Footer social icons hover */
.md-social__link:hover {
  transform: scale(1.15);
  transition: transform 0.2s ease;
}

/* Hide nav/toc on homepage */
.md-content--home .md-sidebar {
  display: none;
}

/* Responsive hero */
@media (max-width: 600px) {
  .jw-hero {
    padding: 3rem 1.2rem 2.5rem;
  }
  .jw-hero__name {
    font-size: 2rem;
  }
  .jw-hero__photo {
    width: 120px;
    height: 120px;
  }
  .jw-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Print-friendly */
@media print {
  .jw-hero,
  .jw-filter-bar,
  .jw-chart-container {
    display: none;
  }
}