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

body {
  background: #f0f0f0;
  color: #111;
  font-family: 'Poppins', sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: row;
}

/* ── Mobile header (hidden on desktop) ── */
#mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 52px;
  background: #f0f0f0;
  border-bottom: 1px solid #d4d4d4;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.2rem;
  z-index: 600;
}

#mobile-title {
  font-size: 0.8rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #111;
}

/* Kebab button — three vertical dots */
#kebab-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 6px;
}

#kebab-btn span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 1px;
  background: #111;
}

/* ── Sidebar ── */
#sidebar {
  width: 260px;
  min-width: 260px;
  height: 100vh;
  position: sticky;
  top: 0;
  overflow-y: auto;
  border-right: 1px solid #d4d4d4;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

h1 {
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #111;
  line-height: 1.5;
}

/* ── Personal info ── */
.personal-info {
  display: flex;
  gap: 0.75rem;
  margin-top: auto;
  width: 100%;
  justify-content: space-between;
}

.location {
  font-size: 0.75rem;
  color: #666;
  letter-spacing: 0.06em;
}

.ig-link {
  line-height: 0;
  opacity: 1;
  transition: opacity 0.2s;
}

.ig-link:hover {
  opacity: 0.5;
}

.ig-icon {
  width: 1rem;
  height: 1rem;
}

/* ── Tabs (vertical) ── */
#tabs {
  display: flex;
  flex-direction: column;
}

.tab {
  background: transparent;
  border: none;
  border-top: 2px solid #d4d4d4;
  color: #888;
  padding: 0.5rem 0rem;
  font-size: 0.8rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  text-align: left;
  transition: color 0.2s;
}

.tab:last-child {
  border-bottom: 2px solid #d4d4d4;
}

.tab:hover {
  color: #333;
}

.tab.active {
  color: #111;
  font-weight: 600;
}

/* ── Gallery ── */
#gallery {
  flex: 1;
  columns: 4;
  column-gap: 4px;
  padding: 4px;
  align-self: flex-start;
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 4px;
  overflow: hidden;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.03);
}

.gallery-empty {
  padding: 4rem;
  text-align: center;
  color: #888;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
}

/* ── Lightbox ── */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.lightbox.hidden { display: none; }

#lb-container {
  max-width: 90vw;
  max-height: 90vh;
  width: fit-content;
  height: fit-content;
  overflow: hidden;
  position: relative;
  cursor: default;
  touch-action: none;
}

#lb-container.zoomed { cursor: grab; }
#lb-container.panning { cursor: grabbing; }

#lb-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  display: block;
  transform-origin: center center;
  will-change: transform;
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;
}

#lb-zoom-hint {
  position: absolute;
  bottom: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.55);
  color: #fff;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.9rem;
  border-radius: 20px;
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.5s;
}

#lb-zoom-hint.fade { opacity: 0; }

#lb-close,
#lb-prev,
#lb-next {
  position: absolute;
  background: transparent;
  border: none;
  color: #fff;
  cursor: pointer;
  opacity: 0.6;
  transition: opacity 0.2s;
  line-height: 1;
}

#lb-close:hover, #lb-prev:hover, #lb-next:hover { opacity: 1; }

#lb-close { top: 1rem;  right: 1rem; font-size: 2.5rem; }
#lb-prev  { left: 1rem; top: 50%; transform: translateY(-50%); font-size: 3.5rem; }
#lb-next  { right: 1rem; top: 50%; transform: translateY(-50%); font-size: 3.5rem; }

/* ── Responsive: tablet & mobile ── */
@media (max-width: 900px) {
  #gallery { columns: 3; }
}

@media (max-width: 768px) {
  body {
    flex-direction: column;
    padding-top: 52px; /* mobile header height */
  }

  #mobile-header {
    display: flex;
  }

  /* Sidebar fullscreen on tablet/mobile */
  #sidebar {
    position: fixed;
    top: 52px;
    left: -100vw;
    bottom: 0;
    width: 100vw;
    min-width: unset;
    height: auto;
    z-index: 550;
    background: #f0f0f0;
    border-right: none;
    transition: left 0.28s ease;
    padding-top: 2.5rem;
    align-items: center;
    text-align: center;
  }

  #sidebar h1,
  #sidebar #tabs,
  #sidebar .personal-info {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  #sidebar .tab {
    text-align: center;
    width: 80%;
  }

  #sidebar.open {
    left: 0;
  }

  /* Overlay hidden — sidebar is fullscreen, no dim needed */
  #sidebar-overlay {
    display: none;
  }

  #gallery {
    columns: 3;
    padding: 4px;
    width: 100%;
  }

  #lb-prev { left: 0.25rem; }
  #lb-next { right: 0.25rem; }
}

@media (max-width: 420px) {
  #gallery { columns: 2; }
}