:root {
  --bg: #0a0a0f;
  --panel: rgba(14, 14, 22, 0.88);
  --panel-solid: #0e0e16;
  --panel-elevated: #14141d;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #f4f4f6;
  --text-dim: #c8c8d2;
  --muted: #8a8a98;
  --accent-1: #ff5e7e;   /* pink - murals */
  --accent-2: #ffb84d;   /* orange - sculpture */
  --accent-3: #4de1c2;   /* teal - installation */
  --accent-4: #c9a7ff;   /* purple - plaque/other */
}

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

html, body {
  height: 100%;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

#map { position: absolute; inset: 0; z-index: 1; }

/* ========================== INTRO ========================== */
.intro {
  position: absolute;
  inset: 0;
  z-index: 100;
  background:
    radial-gradient(circle at 25% 35%, rgba(255, 94, 126, 0.28), transparent 55%),
    radial-gradient(circle at 78% 70%, rgba(77, 225, 194, 0.22), transparent 60%),
    radial-gradient(circle at 50% 100%, rgba(255, 184, 77, 0.16), transparent 70%),
    rgba(3, 3, 8, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  transition: opacity 1.2s ease, visibility 1.2s ease;
}
.intro.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.intro-inner { max-width: 680px; text-align: left; }

.eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--accent-3);
  margin-bottom: 22px;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.2s forwards;
}

.intro h1 {
  font-family: 'Fraunces', serif;
  font-weight: 900;
  font-size: clamp(68px, 12vw, 160px);
  line-height: 0.82;
  letter-spacing: -4px;
  margin-bottom: 36px;
  background: linear-gradient(120deg, var(--accent-1) 0%, var(--accent-2) 45%, var(--accent-3) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0;
  animation: fadeUp 1s ease 0.3s forwards;
}

.intro .lede {
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-dim);
  margin-bottom: 20px;
  max-width: 580px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.6s forwards;
}
.intro .lede strong { color: var(--accent-2); font-weight: 700; }

.intro .cta {
  font-family: 'Space Mono', monospace;
  font-size: 13px;
  color: var(--accent-2);
  margin-bottom: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  max-width: 580px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.8s forwards;
}

.intro-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.8s ease 1s forwards;
}

.enter {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border: none;
  padding: 16px 28px;
  border-radius: 100px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s;
}
.enter.primary {
  background: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  color: #0a0a0f;
  box-shadow: 0 12px 40px rgba(255, 94, 126, 0.35);
}
.enter.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 50px rgba(255, 94, 126, 0.5);
}
.enter.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}
.enter.ghost:hover { background: rgba(255,255,255,0.05); transform: translateY(-2px); }

.credit-line {
  margin-top: 40px;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.8px;
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp 0.8s ease 1.2s forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ========================== SIDEBAR ========================== */
.sidebar {
  position: absolute;
  top: 20px;
  left: 20px;
  bottom: 20px;
  width: 400px;
  z-index: 10;
  background: var(--panel);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.22, 0.61, 0.36, 1), opacity 0.4s;
}
.sidebar.collapsed {
  transform: translateX(-440px);
  opacity: 0;
  pointer-events: none;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 22px 16px;
  border-bottom: 1px solid var(--border);
}

.sidebar-title {
  font-family: 'Fraunces', serif;
  font-weight: 900;
  font-size: 18px;
  letter-spacing: 2px;
  background: linear-gradient(120deg, var(--accent-1), var(--accent-2), var(--accent-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.collapse {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 22px;
  cursor: pointer;
  width: 30px;
  height: 30px;
  border-radius: 6px;
  transition: background 0.15s, color 0.15s;
}
.collapse:hover { background: rgba(255,255,255,0.06); color: var(--text); }

/* Search */
.search-wrap {
  position: relative;
  padding: 14px 22px 6px;
}
.search-icon {
  position: absolute;
  left: 34px;
  top: 26px;
  width: 14px;
  height: 14px;
  color: var(--muted);
  pointer-events: none;
}
#search {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 36px 10px 36px;
  border-radius: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  outline: none;
  transition: border 0.15s, background 0.15s;
}
#search:focus {
  border-color: var(--accent-3);
  background: rgba(77, 225, 194, 0.06);
}
#search::placeholder { color: var(--muted); }
.clear-search {
  position: absolute;
  right: 30px;
  top: 22px;
  width: 20px;
  height: 20px;
  background: rgba(255,255,255,0.1);
  color: var(--muted);
  border: none;
  border-radius: 50%;
  font-size: 14px;
  cursor: pointer;
  display: none;
  line-height: 1;
}
.clear-search.visible { display: block; }
.clear-search:hover { background: rgba(255,255,255,0.2); color: var(--text); }

/* Filters */
.filters { padding: 12px 22px 8px; border-bottom: 1px solid var(--border); }

.filter-label {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--muted);
  margin: 10px 0 8px;
  text-transform: uppercase;
}
.filter-label:first-child { margin-top: 2px; }

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 2px;
}

.chip {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11.5px;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 5px 11px;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.chip:hover { color: var(--text); border-color: var(--border-strong); }
.chip.active {
  background: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  color: #0a0a0f;
  font-weight: 600;
  border-color: transparent;
}

.count-line {
  padding: 12px 22px;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.8px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.count-line span { color: var(--accent-3); font-weight: bold; font-size: 12px; }

.shuffle-mini {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.8px;
  padding: 4px 10px;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.15s;
}
.shuffle-mini:hover { color: var(--accent-3); border-color: var(--accent-3); }

/* List */
.list {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0 20px;
}
.list::-webkit-scrollbar { width: 8px; }
.list::-webkit-scrollbar-track { background: transparent; }
.list::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
.list::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

.list-item {
  padding: 12px 22px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  cursor: pointer;
  transition: background 0.15s ease, border-left-color 0.15s ease;
  border-left: 3px solid transparent;
}
.list-item:hover { background: rgba(255,255,255,0.04); }
.list-item.active {
  background: rgba(255, 94, 126, 0.08);
  border-left-color: var(--accent-1);
}

.list-title {
  font-family: 'Fraunces', serif;
  font-weight: 700;
  font-size: 15.5px;
  color: var(--text);
  margin-bottom: 3px;
  line-height: 1.2;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.list-title .curated-badge {
  font-family: 'Space Mono', monospace;
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #0a0a0f;
  background: linear-gradient(120deg, var(--accent-2), var(--accent-3));
  padding: 2px 6px;
  border-radius: 100px;
  flex-shrink: 0;
  align-self: center;
  text-transform: uppercase;
}

.list-meta {
  font-family: 'Space Mono', monospace;
  font-size: 9.5px;
  letter-spacing: 0.6px;
  color: var(--muted);
  text-transform: uppercase;
  line-height: 1.4;
}
.list-meta .dot { color: rgba(255,255,255,0.25); margin: 0 5px; }
.list-meta .borough-tag { color: var(--accent-2); }
.list-meta .type-tag { color: var(--accent-3); }

.list-empty {
  padding: 40px 22px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}
.list-empty .emoji {
  display: block;
  font-size: 32px;
  margin-bottom: 8px;
  opacity: 0.5;
}

/* Reopen button */
.reopen {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 10;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--panel);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.reopen.visible { opacity: 1; pointer-events: auto; }
.reopen:hover { background: rgba(30, 30, 40, 0.9); }

/* ========================== DETAIL PANEL ========================== */
.detail {
  position: absolute;
  top: 20px;
  right: 20px;
  bottom: 20px;
  width: 440px;
  z-index: 15;
  background: var(--panel-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.75);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateX(480px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.45s cubic-bezier(0.22, 0.61, 0.36, 1), opacity 0.35s ease;
}
.detail.visible {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

.detail-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 3;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  border: 1px solid var(--border-strong);
  font-size: 18px;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: background 0.15s, transform 0.15s;
}
.detail-close:hover { background: rgba(255, 94, 126, 0.8); transform: scale(1.05); }

.detail-img-wrap {
  position: relative;
  width: 100%;
  height: 260px;
  background: #070710;
  overflow: hidden;
  flex-shrink: 0;
}
.detail-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
}
.detail-img.visible { display: block; }
.detail-img-placeholder {
  width: 100%;
  height: 100%;
  background:
    repeating-linear-gradient(
      135deg,
      rgba(255, 184, 77, 0.04) 0px,
      rgba(255, 184, 77, 0.04) 12px,
      rgba(77, 225, 194, 0.04) 12px,
      rgba(77, 225, 194, 0.04) 24px
    ),
    radial-gradient(circle at 60% 40%, rgba(255, 94, 126, 0.15), transparent 60%),
    #0a0a12;
  position: relative;
}
.detail-img-placeholder::after {
  content: '◒';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
  color: rgba(255, 255, 255, 0.08);
  font-family: 'Fraunces', serif;
}
.detail-img-placeholder.hidden { display: none; }

.detail-body {
  padding: 24px 26px 28px;
  overflow-y: auto;
  flex: 1;
}
.detail-body::-webkit-scrollbar { width: 8px; }
.detail-body::-webkit-scrollbar-track { background: transparent; }
.detail-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }

.detail-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--accent-3);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.detail-title {
  font-family: 'Fraunces', serif;
  font-weight: 900;
  font-size: 32px;
  line-height: 1.05;
  margin-bottom: 8px;
  color: #fff;
}
.detail-artist {
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: 1.2px;
  color: var(--accent-2);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.detail-location {
  font-size: 12.5px;
  color: var(--muted);
  margin-bottom: 20px;
  line-height: 1.45;
}
.detail-desc {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text-dim);
  margin-bottom: 20px;
}
.detail-statement {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  padding: 14px 18px;
  border-left: 3px solid var(--accent-2);
  background: rgba(255, 184, 77, 0.06);
  border-radius: 6px;
  margin-bottom: 22px;
  display: none;
}
.detail-statement.visible { display: block; }

.detail-meta {
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-bottom: 20px;
}
.detail-meta dt {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 10px;
  margin-bottom: 3px;
}
.detail-meta dt:first-child { margin-top: 0; }
.detail-meta dd {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-dim);
}

.detail-source {
  display: inline-block;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--accent-3);
  text-decoration: none;
  border: 1px solid var(--accent-3);
  padding: 8px 14px;
  border-radius: 100px;
  text-transform: uppercase;
  transition: all 0.15s;
}
.detail-source:hover { background: var(--accent-3); color: #0a0a0f; }

/* ========================== LEGEND ========================== */
.legend {
  position: absolute;
  bottom: 20px;
  left: 440px;
  margin-left: 20px;
  z-index: 5;
  background: var(--panel);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  font-family: 'Space Mono', monospace;
  transition: left 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.sidebar.collapsed ~ .legend { left: 0; }
.legend-title {
  font-size: 9px;
  letter-spacing: 1.5px;
  color: var(--muted);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.legend-row {
  display: flex;
  align-items: center;
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.legend-row:last-child { margin-bottom: 0; }
.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 8px;
  box-shadow: 0 0 0 1.5px rgba(255,255,255,0.6);
}
.legend-icon {
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: 9px;
  flex-shrink: 0;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.6));
}
.type-swatch {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.35);
}

/* ========================== DEMO MODE ========================== */
.demo-caption {
  position: fixed;
  left: 50%;
  top: 7%;
  transform: translate(-50%, -20px);
  z-index: 5000;
  font-family: 'Fraunces', serif;
  font-weight: 700;
  font-size: 38px;
  line-height: 1.1;
  color: #fff;
  text-align: center;
  padding: 26px 44px;
  background: linear-gradient(135deg, rgba(10,10,15,0.88), rgba(28,28,40,0.78));
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border: 1px solid rgba(255, 184, 77, 0.3);
  border-radius: 18px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04) inset;
  letter-spacing: -0.5px;
  max-width: 68vw;
  opacity: 0;
  pointer-events: none;
  transition: opacity 400ms ease, transform 400ms ease;
}
.demo-caption.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}
.demo-caption .sub {
  display: block;
  margin-top: 8px;
  font-family: 'Space Mono', monospace;
  font-size: 13px;
  font-weight: 400;
  color: #ffb84d;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.demo-badge {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 5001;
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 2px;
  color: #ff5e7e;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(12px);
  padding: 8px 14px;
  border-radius: 100px;
  border: 1px solid rgba(255,94,126,0.3);
  display: none;
}
.demo-badge.visible { display: inline-block; animation: demoPulse 1.6s ease-in-out infinite; }
@keyframes demoPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}
body.demo-mode .sidebar,
body.demo-mode .reopen,
body.demo-mode .legend {
  transition: opacity 500ms ease;
}

/* ========================== POPUP ========================== */
.mapboxgl-popup { max-width: 280px !important; }
.mapboxgl-popup-content {
  background: var(--panel-elevated);
  color: var(--text);
  border-radius: 12px;
  padding: 14px 16px 16px;
  border: 1px solid var(--border);
  box-shadow: 0 20px 50px rgba(0,0,0,0.7);
  font-family: 'Space Grotesk', sans-serif;
}
.mapboxgl-popup-content h3 {
  font-family: 'Fraunces', serif;
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 3px;
}
.mapboxgl-popup-content .popup-artist {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--accent-2);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.mapboxgl-popup-content .popup-open-detail {
  display: inline-block;
  margin-top: 8px;
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.8px;
  color: var(--accent-3);
  cursor: pointer;
  text-transform: uppercase;
  border-bottom: 1px solid var(--accent-3);
  padding-bottom: 1px;
}
.mapboxgl-popup-tip { display: none; }
.mapboxgl-popup-close-button {
  color: #9a9aa8;
  font-size: 18px;
  padding: 4px 8px;
  right: 2px;
  top: 2px;
}
.mapboxgl-popup-close-button:hover { color: #fff; background: transparent; }

/* ========================== MAPBOX CONTROLS ========================== */
.mapboxgl-ctrl-group {
  background: var(--panel) !important;
  border: 1px solid var(--border) !important;
  backdrop-filter: blur(14px);
}
.mapboxgl-ctrl-group button { background-color: transparent !important; }
.mapboxgl-ctrl-group button + button { border-top: 1px solid var(--border) !important; }
.mapboxgl-ctrl-icon { filter: invert(1) brightness(0.85); }
.mapboxgl-ctrl-bottom-right .mapboxgl-ctrl,
.mapboxgl-ctrl-bottom-left .mapboxgl-ctrl { margin-bottom: 12px; margin-right: 12px; }

/* ========================== LOADING ========================== */
.loading {
  position: absolute;
  inset: 0;
  z-index: 200;
  background: rgba(3, 3, 8, 0.96);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease;
}
.loading.hidden { opacity: 0; pointer-events: none; }
.loader {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 184, 77, 0.2);
  border-top-color: var(--accent-2);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text {
  margin-top: 20px;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: 1.5px;
  color: var(--muted);
  text-transform: uppercase;
}

/* ========================== RESPONSIVE ========================== */
@media (max-width: 900px) {
  .sidebar {
    top: auto; left: 0; right: 0; bottom: 0;
    width: 100%; max-height: 55vh;
    border-radius: 20px 20px 0 0;
    border-bottom: none;
  }
  .sidebar.collapsed { transform: translateY(100%); }
  .detail {
    top: 20px; left: 20px; right: 20px;
    bottom: 60vh;
    width: auto;
  }
  .legend { left: 0 !important; bottom: 57vh; }
  .intro h1 { font-size: 72px; letter-spacing: -2px; }
  .intro .lede { font-size: 15px; }
}