:root {
  --primary: #2d6a4f;
  --primary-hover: #1b4332;
  --primary-light: #d8f3dc;
  --accent: #52b788;
  --accent-warm: #e76f51;
  --bg-main: #f8f9fa;
  --bg-card: #ffffff;
  --text-main: #1f2937;
  --text-muted: #6b7280;
  --border-color: #e5e7eb;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  padding-bottom: 3rem;
}

/* Header & Banner */
header {
  background: linear-gradient(135deg, #1b4332 0%, #2d6a4f 100%);
  color: white;
  padding: 1.5rem 1rem;
  box-shadow: var(--shadow-md);
}

.header-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo-group h1 {
  font-size: 1.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tagline {
  font-size: 0.9rem;
  color: #b7e4c7;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.api-endpoint-badge {
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  color: #d8f3dc;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: background 0.15s;
}

.api-endpoint-badge:hover {
  background: rgba(255, 255, 255, 0.25);
}

.garden-select-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.garden-select-group select {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: white;
  font-weight: 500;
  color: var(--text-main);
}

/* Touch Grass Motivational Banner */
.touch-grass-banner {
  background-color: #d8f3dc;
  border-left: 6px solid var(--primary);
  padding: 0.85rem 1.25rem;
  margin: 1.5rem auto;
  max-width: 1100px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 500;
  color: #1b4332;
}

/* Main Container */
main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Cards */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Hero Daily Plan Section */
.hero-plan-card {
  border: 2px solid #b7e4c7;
  background: linear-gradient(180deg, #ffffff 0%, #f4fbf7 100%);
}

.weather-badge {
  background-color: #e0f2fe;
  color: #0369a1;
  padding: 0.4rem 0.8rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.task-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.task-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.task-item:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

.task-item.completed {
  background-color: #f9fafb;
  border-color: #e5e7eb;
}

.task-item.completed .task-title {
  text-decoration: line-through;
  color: var(--text-muted);
}

.task-checkbox {
  margin-top: 0.25rem;
  width: 1.2rem;
  height: 1.2rem;
  accent-color: var(--primary);
  cursor: pointer;
}

.task-body {
  flex: 1;
}

.task-title {
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.task-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.task-category {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background-color: #e5e7eb;
  color: #4b5563;
}

.category-watering { background-color: #dbeafe; color: #1e40af; }
.category-harvest { background-color: #dcfce7; color: #166534; }
.category-inspection { background-color: #fef3c7; color: #92400e; }
.category-planting { background-color: #f3e8ff; color: #6b21a8; }
.category-soil { background-color: #fed7aa; color: #9a3412; }

/* Plant Grid */
.plants-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.plant-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1rem;
  background: white;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.plant-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary);
}

.plant-species {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--text-muted);
}

.plant-details {
  font-size: 0.85rem;
  margin: 0.5rem 0;
  color: #4b5563;
}

.plant-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 0.75rem;
  border-top: 1px dashed var(--border-color);
  padding-top: 0.5rem;
}

/* Buttons */
.btn {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
  transition: all 0.15s;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-secondary {
  background-color: #f3f4f6;
  color: #374151;
  border: 1px solid #d1d5db;
}

.btn-secondary:hover {
  background-color: #e5e7eb;
}

.btn-danger {
  background-color: #fee2e2;
  color: #991b1b;
}

.btn-danger:hover {
  background-color: #fecaca;
}

.btn-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
}

/* Modals (Native <dialog>) */
dialog {
  margin: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
  max-width: 480px;
  width: 90%;
  background: white;
}

dialog::backdrop {
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(2px);
}

.dialog-header {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--primary);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.3rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid #d1d5db;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

/* Empty States */
.empty-state {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
}