/* ─── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green-dark:   #2d4a1e;
  --green-mid:    #4a7c35;
  --green-light:  #7db05a;
  --cream:        #f5f0e8;
  --cream-dark:   #ede6d6;
  --bark:         #8b6340;
  --bark-light:   #c49a6c;
  --red:          #c0392b;
  --gold:         #d4a017;
  --text-dark:    #1c2b14;
  --text-mid:     #4a5e38;
  --text-light:   #8a9e78;
  --white:        #ffffff;
  --shadow-sm:    0 1px 4px rgba(0,0,0,0.12);
  --shadow-md:    0 4px 16px rgba(0,0,0,0.16);
  --shadow-lg:    0 8px 32px rgba(0,0,0,0.2);
  --radius:       10px;
  --sidebar-w:    300px;
  --topbar-h:     52px;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --transition:   0.2s ease;
}

html, body {
  height: 100%;
  font-family: var(--font-body);
  background: var(--green-dark);
  color: var(--text-dark);
  overflow: hidden;
}

.hidden { display: none !important; }

/* ─── Login Screen ─────────────────────────────────────────── */
#login-screen {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(74,124,53,0.35) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(45,74,30,0.5) 0%, transparent 55%),
    linear-gradient(160deg, #1a3010 0%, #2d4a1e 40%, #1c3a0e 100%);
  z-index: 1000;
}

.login-card {
  background: var(--cream);
  border-radius: 16px;
  padding: 48px 40px 40px;
  width: 380px;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.1);
  animation: slideUp 0.4s ease;
}

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

.login-brand {
  text-align: center;
  margin-bottom: 32px;
}

.login-icon {
  font-size: 3rem;
  margin-bottom: 10px;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.login-brand h1 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--green-dark);
  margin-bottom: 6px;
}

.login-brand p {
  font-size: 0.875rem;
  color: var(--text-light);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.login-form input {
  padding: 12px 14px;
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  background: var(--white);
  color: var(--text-dark);
  transition: border-color var(--transition);
  outline: none;
}

.login-form input:focus {
  border-color: var(--green-mid);
}

.login-form button {
  margin-top: 4px;
  padding: 13px;
  background: var(--green-dark);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  letter-spacing: 0.03em;
  transition: background var(--transition), transform var(--transition);
}

.login-form button:hover { background: var(--green-mid); }
.login-form button:active { transform: scale(0.98); }

.login-error {
  font-size: 0.8rem;
  color: var(--red);
  text-align: center;
  min-height: 1rem;
}

/* ─── Top Bar ──────────────────────────────────────────────── */
#topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--topbar-h);
  background: var(--green-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 500;
  box-shadow: 0 1px 0 rgba(255,255,255,0.06), var(--shadow-sm);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar-logo { font-size: 1.2rem; }

.topbar-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--cream);
  letter-spacing: 0.02em;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Satellite / Street toggle */
#layer-toggle-group {
  display: flex;
  background: rgba(255,255,255,0.1);
  border-radius: 20px;
  padding: 3px;
  gap: 2px;
}

.layer-btn {
  padding: 4px 12px;
  border: none;
  border-radius: 16px;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  color: rgba(255,255,255,0.6);
  background: transparent;
  transition: all var(--transition);
}

.layer-btn.active {
  background: var(--white);
  color: var(--green-dark);
}

/* Map layer checkboxes */
#map-layer-toggles {
  display: flex;
  gap: 10px;
  align-items: center;
}

.toggle-pill {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  user-select: none;
}

.toggle-pill input[type="checkbox"] {
  accent-color: var(--green-light);
  width: 14px;
  height: 14px;
  cursor: pointer;
}

#signout-btn {
  padding: 5px 12px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 6px;
  color: rgba(255,255,255,0.6);
  font-family: var(--font-body);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all var(--transition);
}

#signout-btn:hover {
  border-color: rgba(255,255,255,0.5);
  color: var(--white);
}

/* ─── Main Layout ──────────────────────────────────────────── */
#app {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
}

#main-layout {
  position: absolute;
  top: var(--topbar-h);
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
}

/* ─── Map ──────────────────────────────────────────────────── */
#map {
  flex: 1;
  height: 100%;
  z-index: 1;
}

/* Override Leaflet default */
.leaflet-container {
  font-family: var(--font-body);
}

/* ─── Sidebar ──────────────────────────────────────────────── */
#sidebar {
  width: var(--sidebar-w);
  height: 100%;
  background: var(--cream);
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--cream-dark);
  box-shadow: var(--shadow-md);
  z-index: 100;
  transition: transform var(--transition);
}

#sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 18px 14px;
  border-bottom: 1px solid var(--cream-dark);
}

#sidebar-header h2 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--green-dark);
}

#sidebar-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-light);
  padding: 4px 6px;
  border-radius: 4px;
  transition: background var(--transition);
}
#sidebar-close:hover { background: var(--cream-dark); }

#sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 18px;
}

/* Empty state */
#sidebar-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-light);
}

.empty-icon { font-size: 2.5rem; margin-bottom: 14px; opacity: 0.6; }
#sidebar-empty p { font-size: 0.875rem; line-height: 1.6; }

/* Detail panels */
.detail-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.tree-badge { background: var(--green-dark); color: var(--cream); }
.row-badge  { background: var(--bark);       color: var(--white); }

#tree-detail h3,
#row-detail h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--green-dark);
  margin-bottom: 16px;
  line-height: 1.3;
}

.detail-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--cream-dark);
}

.detail-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.detail-value {
  font-size: 0.875rem;
  color: var(--text-dark);
  font-weight: 400;
}

.detail-notes-section { margin-top: 4px; }

.detail-notes-text {
  margin-top: 6px;
  font-size: 0.875rem;
  color: var(--text-mid);
  line-height: 1.6;
}

/* Health status coloring */
.health-healthy  { color: var(--green-mid);  font-weight: 500; }
.health-flagged  { color: var(--gold);       font-weight: 500; }
.health-removed  { color: var(--red);        font-weight: 500; }

/* Variety filter */
#sidebar-filter {
  padding: 14px 18px;
  border-top: 1px solid var(--cream-dark);
}

#sidebar-filter .detail-label { display: block; margin-bottom: 6px; }

#variety-filter {
  width: 100%;
  padding: 8px 10px;
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-dark);
  background: var(--white);
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition);
}
#variety-filter:focus { border-color: var(--green-mid); }

/* ─── Loading Overlay ──────────────────────────────────────── */
#loading-overlay {
  position: fixed; inset: 0;
  background: rgba(45,74,30,0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 900;
  gap: 16px;
  color: var(--cream);
  font-size: 0.9rem;
  backdrop-filter: blur(3px);
}

.loading-spinner {
  width: 36px; height: 36px;
  border: 3px solid rgba(255,255,255,0.2);
  border-top-color: var(--cream);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Custom Leaflet Markers ───────────────────────────────── */
.tree-marker-icon {
  width: 14px !important;
  height: 14px !important;
  border-radius: 50%;
  border: 2px solid var(--white);
  box-shadow: 0 1px 4px rgba(0,0,0,0.4);
}

.tree-marker-healthy  { background: var(--green-light); }
.tree-marker-flagged  { background: var(--gold); }
.tree-marker-removed  { background: var(--red); }
.tree-marker-unknown  { background: var(--text-light); }

/* ─── Leaflet Popup Overrides ──────────────────────────────── */
.leaflet-popup-content-wrapper {
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow-md) !important;
  font-family: var(--font-body) !important;
}
.leaflet-popup-content {
  margin: 10px 14px !important;
  font-size: 0.85rem !important;
  color: var(--text-dark);
}