:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --border: #dde1e6;
  --text: #1c2430;
  --text-muted: #667085;
  --accent: #b45309;
  --accent-dark: #92400e;
  --accent-soft: #fef3e2;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

nav.topnav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 12px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

nav.topnav .brand {
  font-weight: 700;
  margin-right: 24px;
  color: var(--accent-dark);
}

nav.topnav a {
  padding: 8px 14px;
  border-radius: 6px;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
}

nav.topnav a:hover, nav.topnav a.active {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

h1 { font-size: 22px; margin-bottom: 4px; }
h2 { font-size: 17px; margin-top: 28px; }
p.subtitle { color: var(--text-muted); margin-top: 0; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.menu-tile {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.15s, transform 0.15s;
}

.menu-tile:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.menu-tile .icon { font-size: 28px; }
.menu-tile h3 { margin: 10px 0 4px; font-size: 16px; }
.menu-tile p { margin: 0; color: var(--text-muted); font-size: 13px; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  background: var(--surface);
}

th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th { color: var(--text-muted); font-weight: 600; position: sticky; top: 0; background: var(--surface); }

tbody tr:hover { background: var(--accent-soft); cursor: pointer; }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.filters input, .filters select {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
}

.table-scroll { overflow-x: auto; border: 1px solid var(--border); border-radius: 10px; }

form.stacked { display: flex; flex-direction: column; gap: 12px; max-width: 640px; }

.field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

label { font-size: 13px; font-weight: 600; color: var(--text-muted); display: block; margin-bottom: 4px; }

input, select, textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
}

button, a.button {
  background: var(--accent);
  color: white;
  border: none;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  align-self: flex-start;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

button:hover, a.button:hover { background: var(--accent-dark); }

button.secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

button.secondary:hover { background: var(--accent-soft); }

.msg { padding: 10px 14px; border-radius: 8px; font-size: 13px; margin-top: 10px; }
.msg.info { background: #eef4ff; color: #1d4ed8; }
.msg.error { background: #fef2f2; color: #b91c1c; }
.msg.success { background: #f0fdf4; color: #166534; }

#map { height: 560px; border-radius: 10px; border: 1px solid var(--border); }

.well-detail-section { margin-top: 18px; }

.chat-log { display: flex; flex-direction: column; gap: 10px; margin-bottom: 14px; max-height: 400px; overflow-y: auto; }
.chat-bubble { padding: 10px 14px; border-radius: 10px; max-width: 80%; font-size: 14px; }
.chat-bubble.user { align-self: flex-end; background: var(--accent-soft); }
.chat-bubble.bot { align-self: flex-start; background: var(--bg); border: 1px solid var(--border); }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 11px;
  margin-right: 4px;
}

.photo-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 14px;
}

.photo-item {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
}

.photo-item img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  display: block;
  cursor: zoom-in;
}

.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  cursor: zoom-out;
}

.lightbox-overlay img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 4px;
}

.photo-item figcaption {
  padding: 6px 8px;
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.photo-item .photo-delete {
  padding: 2px 8px;
  font-size: 11px;
}

.strat-compare-columns {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  padding-bottom: 12px;
}

.strat-compare-column {
  flex: 0 0 auto;
  text-align: center;
}

.tab-btn {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.tab-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.amend-content table input {
  padding: 4px 6px;
  font-size: 13px;
  min-width: 90px;
}

.amend-content th, .amend-content td {
  white-space: nowrap;
}