/* ==========================================
   1. Global Reset & Variables
   ========================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --text-color: #111111;
  --text-muted: #666666;
  --bg-color: #ffffff;
  --border-color: #e5e5e5;
  --active-color: #000000;
  --max-width: 1200px;
}

body {
  font-family: var(--font-family);
  color: var(--text-color);
  background-color: var(--bg-color);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ==========================================
   2. Header & Navigation
   ========================================== */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
}

header h1 {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

header h1 a {
  color: var(--text-color);
  text-decoration: none;
}

header nav {
  display: flex;
  gap: 2rem;
}

header nav .tab-link {
  font-size: 0.95rem;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 400;
  padding-bottom: 0.25rem;
  transition: color 0.2s ease, border-color 0.2s ease;
  border-bottom: 2px solid transparent;
}

header nav .tab-link:hover {
  color: var(--text-color);
}

header nav .tab-link.active {
  color: var(--active-color);
  font-weight: 600;
  border-bottom-color: var(--active-color);
}

/* ==========================================
   3. Main Container & Tab Router Engine
   ========================================== */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3.5rem 2rem 5rem;
}

.tab-section {
  display: none !important;
}

.tab-section.active {
  display: block !important;
}

.text-container {
  max-width: 780px;
}

.text-container h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}

/* ==========================================
   4. Home Tab (Responsive Editorial Split)
   ========================================== */
.home-split-editorial {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 4.5rem;
  align-items: start;
  margin: 0;
  padding: 0;
}

.home-split-editorial .img-col {
  width: 100%;
}

.home-split-editorial .img-col img {
  width: 100%;
  height: auto;
  max-height: 75vh;
  object-fit: contain;
  display: block;
}

.home-split-editorial .statement-col {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  border-left: 1px solid var(--border-color);
  padding-left: 3.5rem;
  padding-top: 0.5rem;
}

.home-split-editorial .statement-es,
.home-split-editorial .statement-en {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-color);
}

/* ==========================================
   5. Portfolio Tab (Grid & Cards)
   ========================================== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 2rem;
}

.portfolio-card {
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover .image-wrapper img {
  opacity: 0.9;
}

.portfolio-card .image-wrapper {
  width: 100%;
  aspect-ratio: 4 / 3;
  background-color: #f5f5f5;
  margin-bottom: 0.75rem;
  overflow: hidden;
  border-radius: 4px;
}

.portfolio-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity 0.2s ease;
}

.portfolio-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.portfolio-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================
   6. Biography Tab
   ========================================== */
.biography-layout {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
  max-width: 780px;
}

.biography-portrait {
  width: 100%;
}

.biography-portrait img {
  width: 100%;
  height: auto;
  display: block;
}

.biography-content {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.bio-block {
  margin-bottom: 0.5rem;
}

.bio-block h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 1rem;
}

.bio-block p {
  font-size: 0.92rem;
  line-height: 1.7;
  color: #333333;
  margin-bottom: 0.75rem;
}

.bio-block a {
  color: #333333;
  text-decoration: underline;
  word-break: break-all;
}

.bio-block a:hover {
  color: var(--active-color);
}

/* ==========================================
   7. Shows Tab
   ========================================== */
.shows-group {
  margin-bottom: 3.5rem;
}

.shows-group h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 1.25rem;
}

.exhibition-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.exhibition-list li {
  display: flex;
  gap: 2.5rem;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
  padding: 0.85rem 0;
}

.exhibition-list li:first-child {
  border-top: 1px solid var(--border-color);
}

.exhibition-list .year {
  font-weight: 600;
  color: var(--text-color);
  min-width: 50px;
}

.exhibition-list em {
  font-style: italic;
}

/* ==========================================
   8. Lightbox Modal Overlay
   ========================================== */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(4px);
}

.lightbox-content {
  position: relative;
  background: var(--bg-color);
  padding: 3rem 1.5rem 1.5rem 1.5rem;
  border-radius: 8px;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
  z-index: 10000;
}

.lightbox-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  z-index: 10;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  color: var(--text-color);
  transition: color 0.2s ease;
}

.lightbox-close:hover {
  color: #ff0000;
}

#lightbox-img {
  max-width: 80vw;
  max-height: calc(90vh - 8rem);
  object-fit: contain;
  display: block;
  border-radius: 2px;
}

.lightbox-details {
  margin-top: 1rem;
  text-align: center;
}

.lightbox-details h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.lightbox-details p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ==========================================
   9. Media Queries (Consolidated Breakpoints)
   ========================================== */
@media (max-width: 768px) {
  main {
    padding: 2rem 1.25rem 3.5rem !important;
  }

  .home-split-editorial {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }

  .home-split-editorial .img-col img {
    max-height: none;
  }

  .home-split-editorial .statement-col {
    border-left: none;
    padding-left: 0;
    gap: 1.5rem;
  }
}

@media (max-width: 640px) {
  header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem 1.25rem;
  }

  header nav {
    gap: 1rem;
  }

  .portfolio-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1.25rem;
  }

  .exhibition-list li {
    gap: 1.25rem;
  }
}