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

:root {
  /* Backgrounds */
  --bg:         #f0f4ff;
  --surface:    #ffffff;
  --surface-2:  #f7f9ff;
  --border:     #dde5ff;
  --border-mid: #c0cfff;

  /* Text */
  --text:  #0a0d1a;
  --muted: #5a6491;
  --dim:   #8892be;

  /* Neons */
  --cyan:         #00c8f8;
  --cyan-glow:    rgba(0,200,248,0.22);
  --pink:         #ff2d78;
  --pink-glow:    rgba(255,45,120,0.18);
  --purple:       #8b5cf6;
  --purple-glow:  rgba(139,92,246,0.18);
  --green:        #00e5a0;
  --green-glow:   rgba(0,229,160,0.18);
  --yellow:       #ffe644;
  --yellow-glow:  rgba(255,230,68,0.18);

  --radius:    8px;
  --radius-lg: 12px;

  --font-ui:   'Rajdhani', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', monospace;
}

/* ── Base ─────────────────────────────────────────────────────────────────── */
html {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 16px;
}
body {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  background-image: radial-gradient(circle, rgba(139,92,246,0.07) 1.5px, transparent 1.5px);
  background-size: 24px 24px;
}

/* ── URL bar ──────────────────────────────────────────────────────────────── */
#url-bar {
  display: flex; gap: 8px; align-items: center;
  padding: 12px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 10;
  box-shadow: 0 2px 20px rgba(139,92,246,0.07);
}
/* Rainbow accent line along the top edge */
#url-bar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--purple) 50%, var(--pink) 100%);
}

#url-input {
  flex: 1;
  background: var(--surface-2);
  border: 1.5px solid var(--border-mid);
  border-radius: var(--radius);
  padding: 8px 14px;
  color: var(--text);
  font-size: 15px;
  font-family: var(--font-mono);
  outline: none;
  min-width: 0;
  transition: border-color 0.2s, box-shadow 0.2s;
}
#url-input::placeholder { color: var(--dim); }
#url-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-glow), 0 0 14px var(--cyan-glow);
}
#url-input:disabled { opacity: 0.5; }

#load-btn {
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  border: none;
  border-radius: var(--radius);
  padding: 8px 22px;
  color: #fff;
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 0 18px var(--cyan-glow);
  transition: box-shadow 0.2s, transform 0.1s, opacity 0.15s;
}
#load-btn:hover {
  box-shadow: 0 0 28px var(--cyan-glow), 0 0 10px var(--purple-glow);
  transform: translateY(-1px);
}
#load-btn:active  { transform: translateY(0); }
#load-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

/* ── Event header ─────────────────────────────────────────────────────────── */
#event-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  gap: 12px;
  flex-wrap: wrap;
}
#event-header.hidden { display: none; }

#event-meta {
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 600;
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
#event-meta strong {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.03em;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
#event-meta span.muted { color: var(--muted); }

#price-range {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
}
#price-range .min { color: var(--green); font-weight: 700; }
#price-range .max { color: var(--text);  font-weight: 700; }

/* ── Main split layout ────────────────────────────────────────────────────── */
#main { display: flex; flex: 1; overflow: hidden; }

/* ── Map panel ────────────────────────────────────────────────────────────── */
#map-panel {
  flex: 1.4;
  position: relative;
  border-right: 1px solid var(--border);
  overflow: hidden;
  background: #f6f9ff;
  background-image: radial-gradient(circle, rgba(139,92,246,0.11) 1.5px, transparent 1.5px);
  background-size: 20px 20px;
  cursor: grab;
  touch-action: none;
}
#map-panel.panning { cursor: grabbing; }

/* Scanline overlay — subtle horizontal line texture */
#map-panel::after {
  content: '';
  position: absolute; inset: 0; z-index: 1;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent, transparent 3px,
    rgba(139,92,246,0.018) 3px, rgba(139,92,246,0.018) 4px
  );
}

/* Placeholder shown before any event is loaded */
#map-placeholder {
  position: absolute; inset: 0; z-index: 3;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-align: center;
  padding: 24px;
}
#map-placeholder.hidden { display: none; }

/* SVG seating chart */
#map-svg-container {
  position: absolute; inset: 0; z-index: 2;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
#map-svg-container svg {
  display: block; flex-shrink: 0; transform-origin: 50% 50%;
}

/* ── SVG zoom controls ────────────────────────────────────────────────────── */
#map-zoom-controls {
  position: absolute; top: 12px; right: 12px; z-index: 5;
  display: none; flex-direction: column; gap: 4px;
}
#map-zoom-controls.visible { display: flex; }
#map-zoom-controls button {
  width: 32px; height: 32px;
  background: rgba(255,255,255,0.9);
  border: 1.5px solid var(--border-mid);
  border-radius: var(--radius);
  color: var(--purple);
  font-size: 16px; font-weight: 700; line-height: 1;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center; padding: 0;
  backdrop-filter: blur(8px);
  transition: border-color 0.15s, box-shadow 0.15s, color 0.15s;
}
#map-zoom-controls button:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 12px var(--cyan-glow);
}

/* ── Map overlays ─────────────────────────────────────────────────────────── */
#map-legend {
  position: absolute; bottom: 12px; left: 12px;
  display: flex; gap: 10px;
  z-index: 5;
  background: rgba(255,255,255,0.88);
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
}
#map-legend span { display: flex; align-items: center; gap: 4px; }

#map-hint {
  position: absolute; top: 12px; left: 12px;
  z-index: 5;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  background: rgba(255,255,255,0.88);
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

#section-tooltip {
  position: absolute;
  background: rgba(8,10,22,0.92);
  border: 1px solid var(--cyan);
  border-radius: 20px;
  padding: 5px 14px;
  pointer-events: none; display: none; z-index: 10;
  box-shadow: 0 0 18px var(--cyan-glow), 0 2px 10px rgba(0,0,0,0.15);
  flex-direction: column; align-items: center; gap: 1px;
  white-space: nowrap;
}
#section-tooltip .tt-sec {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 9px; font-weight: 700; letter-spacing: 0.14em;
}
#section-tooltip .tt-price {
  color: #fff;
  font-family: var(--font-mono);
  font-size: 14px; font-weight: 700;
}

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
#sidebar {
  width: 300px;
  display: flex; flex-direction: column;
  background: var(--surface);
  font-size: 120%;
}

#sidebar-controls {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 6px;
  background: var(--surface-2);
}
#sidebar-controls.hidden { display: none; }

.control-row { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.control-label {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
}

.sort-btn, .source-btn {
  background: var(--surface);
  border: 1.5px solid var(--border-mid);
  border-radius: 20px;
  padding: 3px 10px;
  color: var(--muted);
  font-family: var(--font-ui);
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, box-shadow 0.15s;
}
.sort-btn:hover, .source-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 8px var(--cyan-glow);
}
.sort-btn.active {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(0,200,248,0.06);
  box-shadow: 0 0 8px var(--cyan-glow);
}
.source-btn.active {
  color: var(--text);
  border-color: var(--border-mid);
  background: var(--surface-2);
}

#qty-input {
  width: 48px;
  background: var(--surface);
  border: 1.5px solid var(--border-mid);
  border-radius: 6px;
  padding: 3px 6px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  text-align: center;
  transition: border-color 0.15s, box-shadow 0.15s;
}
#qty-input:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px var(--cyan-glow);
}

#listings-container {
  flex: 1; overflow-y: auto;
  padding: 6px 8px;
  display: flex; flex-direction: column; gap: 4px;
}
#listings-container::-webkit-scrollbar { width: 4px; }
#listings-container::-webkit-scrollbar-track { background: transparent; }
#listings-container::-webkit-scrollbar-thumb { background: var(--border-mid); border-radius: 2px; }
#listings-container::-webkit-scrollbar-thumb:hover { background: var(--cyan); }

#listings-placeholder {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 13px; letter-spacing: 0.06em;
  padding: 20px 16px; text-align: center;
}

/* ── Listing row ──────────────────────────────────────────────────────────── */
.listing-row {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 11px;
  cursor: default;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.12s;
  animation: slideIn 0.18s ease both;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateX(10px); }
  to   { opacity: 1; transform: translateX(0); }
}
.listing-row:hover {
  border-color: var(--purple);
  box-shadow: 0 0 12px var(--purple-glow);
  transform: translateX(-2px);
}
.listing-row.cheapest {
  border-color: var(--green);
  box-shadow: 0 0 10px var(--green-glow);
}
.listing-row.selected-section {
  outline: 2px solid var(--cyan);
  outline-offset: -1px;
  box-shadow: 0 0 14px var(--cyan-glow);
}

.listing-top { display: flex; gap: 6px; align-items: center; margin-bottom: 5px; flex-wrap: wrap; }

.source-badge {
  border: 1.5px solid;
  border-radius: 4px;
  padding: 1px 6px;
  font-family: var(--font-mono);
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.08em;
  background: transparent;
}
.best-deal {
  background: linear-gradient(90deg, var(--green), #00c8a0);
  border-radius: 4px;
  padding: 1px 6px;
  color: #001a12;
  font-family: var(--font-mono);
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.06em;
  box-shadow: 0 0 8px var(--green-glow);
}

.listing-price {
  font-family: var(--font-mono);
  font-size: 17px; font-weight: 700;
  color: var(--text);
}
.listing-price .fee-note {
  color: var(--muted);
  font-weight: 400; font-size: 12px;
}
.listing-detail {
  color: var(--muted);
  font-family: var(--font-ui);
  font-size: 12px; letter-spacing: 0.03em;
  margin-top: 3px;
}
.listing-link {
  color: var(--cyan);
  font-family: var(--font-ui);
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  display: inline-block;
  margin-top: 4px;
  transition: text-shadow 0.15s;
}
.listing-link:hover {
  text-decoration: underline;
  text-shadow: 0 0 8px var(--cyan);
}
.deal-score {
  border: 1.5px solid;
  border-radius: 4px;
  padding: 1px 6px;
  font-family: var(--font-mono);
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.06em;
  background: transparent;
}
.lowest-in-section {
  color: var(--green);
  font-family: var(--font-ui);
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.04em;
  margin-top: 3px;
}

/* ── Sidebar footer ───────────────────────────────────────────────────────── */
#sidebar-footer {
  padding: 7px 12px;
  border-top: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.06em;
  text-align: center;
}
#sidebar-footer.hidden { display: none; }

/* ── Loading state ────────────────────────────────────────────────────────── */
#loading-overlay {
  display: none; position: absolute; inset: 0;
  background: rgba(240,244,255,0.82);
  backdrop-filter: blur(6px);
  align-items: center; justify-content: center;
  flex-direction: column; gap: 14px; z-index: 20;
}
#loading-overlay.visible { display: flex; }

.spinner {
  width: 38px; height: 38px;
  border: 2.5px solid var(--border);
  border-top-color: var(--cyan);
  border-right-color: var(--purple);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
  box-shadow: 0 0 18px var(--cyan-glow), inset 0 0 8px var(--purple-glow);
}
@keyframes spin { to { transform: rotate(360deg); } }

#loading-msg {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 13px; letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ── Active section highlight ─────────────────────────────────────────────── */
.svg-section-active { stroke-width: 2.5 !important; }

/* ── Mobile responsive ────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  #main { flex-direction: column; }

  #map-panel {
    flex: none;
    height: clamp(220px, 50vw, 320px);
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  #sidebar {
    width: 100%;
    flex: 1;
    overflow: hidden;
  }

  #event-header { flex-direction: column; align-items: flex-start; gap: 4px; }
  #price-range  { text-align: left; }

  .listing-row:hover { transform: none; }

  /* Larger touch targets */
  .sort-btn, .source-btn { padding: 5px 12px; min-height: 32px; }
  #map-zoom-controls button { width: 40px; height: 40px; font-size: 20px; }
}

@media (max-width: 480px) {
  #map-panel  { height: clamp(180px, 45vw, 240px); }
  #url-bar    { padding: 8px 12px; flex-wrap: wrap; }
  #load-btn   { padding: 8px 14px; }
  #sidebar    { width: 100%; }
}