:root {
  --color-bg: #f3f4f6;
  --color-card: #ffffff;
  --color-border: #e2e5e9;
  --color-text: #1a1d23;
  --color-muted: #6b7280;
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-danger: #dc2626;
  --color-danger-dark: #b91c1c;
  --color-available: #22c55e;
  --color-booked: #ef4444;
  --color-hold: #eab308;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
}

/* ---------- Login ---------- */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px;
  width: 340px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
.login-card h1 {
  font-size: 20px;
  margin: 0 0 20px;
}

/* ---------- Shared form elements ---------- */
form label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted);
  margin: 14px 0 4px;
}
form input[type=text],
form input[type=password],
form input[type=number],
form input[type=file],
form select {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 14px;
  background: #fff;
  color: var(--color-text);
}
form input:focus, form select:focus {
  outline: none;
  border-color: var(--color-primary);
}
form label:has(input[type=checkbox]) {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

button {
  cursor: pointer;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 16px;
  transition: background 0.15s ease;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-primary:disabled { background: #a5b4d6; cursor: not-allowed; }
.btn-secondary { background: #e5e7eb; color: var(--color-text); }
.btn-secondary:hover { background: #d1d5db; }
.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover { background: var(--color-danger-dark); }

form button[type=submit] { width: 100%; margin-top: 18px; }

.error-msg {
  color: var(--color-danger);
  font-size: 13px;
  min-height: 18px;
  margin-top: 6px;
}

/* ---------- Header ---------- */
.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 28px;
}
.admin-header h1 { font-size: 18px; margin: 0; }
.admin-header a { text-decoration: none; }
.admin-header > div { display: flex; align-items: center; gap: 14px; font-size: 14px; color: var(--color-muted); }

/* ---------- Dashboard ---------- */
.dashboard-main {
  display: grid;
  grid-template-columns: 380px 1fr;
  grid-template-rows: auto auto;
  gap: 24px;
  padding: 28px;
  align-items: start;
}
.panel {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px;
}
.panel h2 { margin: 0 0 4px; font-size: 16px; }
.panel-sub { margin: 0 0 16px; font-size: 12px; color: var(--color-muted); line-height: 1.5; }

/* Layout Overview panel — spans full width (bottom row) */
.layout-avail-panel {
  grid-column: 1 / -1;
}

/* Layout availability table */
.layout-avail-table {
  width: 100%;
  overflow-x: auto;
}
.layout-avail-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.layout-avail-table th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  padding: 6px 12px 6px 0;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.layout-avail-table td {
  padding: 10px 12px 10px 0;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.layout-avail-table tr:last-child td {
  border-bottom: none;
}
.layout-avail-table .project-name-cell {
  font-weight: 600;
  color: var(--color-text);
  max-width: 180px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.layout-avail-table .location-cell {
  color: var(--color-muted);
  font-size: 12px;
}
/* Mini availability bar inside the table */
.mini-bar-track {
  height: 7px;
  background: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
  display: flex;
  min-width: 80px;
  width: 100%;
}
.mini-bar-available {
  background: var(--color-available);
  height: 100%;
  border-radius: 999px 0 0 999px;
  transition: width 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.mini-bar-booked {
  background: var(--color-booked);
  height: 100%;
  transition: width 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.mini-bar-hold {
  background: var(--color-hold);
  height: 100%;
  border-radius: 0 999px 999px 0;
  transition: width 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.count-badge {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}
.count-badge.avail  { background: #dcfce7; color: #166534; }
.count-badge.booked { background: #fee2e2; color: #991b1b; }
.count-badge.hold   { background: #fef9c3; color: #854d0e; }
.count-badge.total  { background: var(--color-border); color: var(--color-text); }

.projects-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.project-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.project-card img { width: 100%; height: 120px; object-fit: cover; display: block; background: #eee; }
.project-card-body { padding: 12px; }
.project-card-body h3 { margin: 0 0 4px; font-size: 15px; }
.project-card-body p { margin: 2px 0; font-size: 13px; color: var(--color-muted); }
.project-card-body .btn-primary {
  display: inline-block;
  margin-top: 8px;
  text-decoration: none;
  font-size: 13px;
  padding: 7px 12px;
}

/* ---------- Editor ---------- */
.editor-main {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
  padding: 20px 28px;
  align-items: start;
}
.editor-sidebar {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px;
  position: sticky;
  top: 20px;
}
.mode-toggle p { font-size: 13px; color: var(--color-muted); }
#drawControls { margin-top: 10px; }
#drawControls button { margin-right: 8px; margin-top: 6px; }

.legend { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--color-border); font-size: 13px; }
.legend h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.03em; color: var(--color-muted); margin: 0 0 10px; }
.legend div { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.swatch { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }
.swatch.available { background: var(--color-available); }
.swatch.booked { background: var(--color-booked); }
.swatch.hold, .swatch.registration_completed { background: var(--color-hold); }

.plot-panel {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 14px;
}
.plot-panel h3 { margin: 0 0 8px; }
.plot-panel .modal-actions { margin-top: 14px; display: flex; gap: 8px; flex-wrap: wrap; }
.hidden { display: none !important; }

.editor-canvas-wrap {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
}
.image-wrap {
  position: relative;
  width: 100%;
  line-height: 0;
  cursor: crosshair;
}
.image-wrap img { width: 100%; height: auto; display: block; border-radius: 6px; user-select: none; }
.image-wrap svg { position: absolute; inset: 0; width: 100%; height: 100%; }

/* Remove browser focus ring on SVG plot polygons — the sidebar panel
   already confirms which plot is selected, so the outline is redundant. */
#overlaySvg polygon:focus,
#overlaySvg polygon:focus-visible { outline: none; }

/* ---------- Modal ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 18, 25, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal-content {
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 26px;
  width: 360px;
  max-width: 90vw;
}
.modal-content h2 { margin: 0 0 6px; font-size: 17px; }
.modal-actions { display: flex; gap: 10px; margin-top: 18px; }
.modal-actions button { flex: 1; }

/* ---------- Plot details table (editor sidebar) ---------- */
.plot-details-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin: 8px 0 14px;
}
.plot-details-table th {
  text-align: left;
  font-weight: 600;
  color: var(--color-muted);
  padding: 4px 8px 4px 0;
  white-space: nowrap;
}
.plot-details-table td {
  padding: 4px 0;
  color: var(--color-text);
}