/* Reset and Base Variables */
:root {
  --primary: #D31334;
  --primary-dark: #a10e28;
  --success: #3bab5b;
  --success-dark: #2e8b4e;
  --gray-100: #f4f4f4;
  --gray-300: #ccc;
  --transition: all 0.2s ease-in-out;
  --christmas-red: #D31334;
  --christmas-green: #165B33;
  --border-width: 15px;
  --stripe-width: 25px;
}

body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  padding: var(--border-width);
  background-color: #fafafa;
  color: #333;
  line-height: 1.5;
  position: relative;
  min-height: 100vh;
  box-sizing: border-box;
  border: var(--border-width) solid;
  border-image: repeating-linear-gradient(
    to right,
    var(--christmas-red) 0,
    var(--christmas-red) var(--stripe-width),
    var(--christmas-green) var(--stripe-width),
    var(--christmas-green) calc(var(--stripe-width) * 2)
  ) 1;
}

/* Main content area with snowflake background */
body::before {
  content: '';
  position: absolute;
  top: var(--border-width);
  left: var(--border-width);
  right: var(--border-width);
  bottom: var(--border-width);
  background-color: #fafafa;
  background-image: radial-gradient(#e5e5e5 1px, transparent 1px),
                    radial-gradient(#e5e5e5 1px, transparent 1px);
  background-size: 50px 50px;
  background-position: 0 0, 25px 25px;
  background-repeat: repeat;
  opacity: 0.4;
  z-index: 0;
}

/* Ensure all content is above the background */
body > * {
  position: relative;
  z-index: 1;
}

/* Category Styling */
.category {
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.category label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
  color: #1a1a1a;
}

.input-group {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* Select Styling */
.input-group select {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 2px solid var(--gray-300);
  border-radius: 6px;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
  background-color: white;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1em;
  padding-right: 2.5rem;
  color: #1a1a1a;
}

.input-group select option:first-child {
  color: #1a1a1a;
}

.input-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(211, 19, 52, 0.1);
}

.input-group select.error {
  border-color: var(--primary);
  background-color: rgba(211, 19, 52, 0.05);
}

/* Button Styling */
.add-button {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 6px;
  background-color: var(--primary);
  color: white;
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  min-width: 100px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

.add-button:hover {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
}

.add-button:active {
  transform: translateY(0);
}

/* Selected Items Table */
#dinner-title {
  text-align: center;
  font-size: 1.75rem;
  margin: 2rem 0;
  color: #1a1a1a;
}

#selected-items-table {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--gray-300);
  background: white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

#selected-items-table th,
#selected-items-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--gray-300);
}

#selected-items-table th {
  background-color: var(--gray-100);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
}

#selected-items-table tr:last-child td {
  border-bottom: none;
}

/* Quantity Controls */
.quantity-button {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  margin: 0 0.25rem;
}

.plus-button,
.minus-button {
  background-color: var(--success);
}

.plus-button:hover,
.minus-button:hover {
  background-color: var(--success-dark);
  transform: scale(1.1);
}

.remove-button {
  background-color: var(--primary);
}

.remove-button:hover {
  background-color: var(--primary-dark);
  transform: scale(1.1);
}

.quantity-button i {
  color: white;
  font-size: 0.875rem;
}

.quantity {
  display: inline-block;
  min-width: 2rem;
  text-align: center;
  font-weight: 600;
}

/* Calories Summary */
#total-calories {
  text-align: center;
  margin: 2rem auto;
  max-width: 800px;
}

#total-calories p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

#calorie-count {
  color: var(--primary);
  font-weight: 700;
}

/* Activities Grid */
.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin: 2rem auto;
  max-width: 1200px;
}

.activity-box {
  position: relative;
  padding-top: 100%;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.activity-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 12px rgba(0, 0, 0, 0.15);
}

.activity-box::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.2),
    rgba(0, 0, 0, 0.7)
  );
  transition: var(--transition);
}

.activity-box:hover::after {
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.3),
    rgba(0, 0, 0, 0.8)
  );
}

.activity-box p {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  color: white;
  font-size: 1.1rem;
  text-align: center;
  z-index: 2;
  transform: translateY(0);
  transition: var(--transition);
}

.activity-box:hover p {
  transform: translateY(-8px);
}

/* Utilities */
.hidden {
  display: none;
}

#dinner-title:not(.hidden),
#selected-items-table:not(.hidden),
#total-calories:not(.hidden) {
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  body {
    padding: calc(var(--border-width));
  }
  
  .input-group {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .input-group select,
  .add-button {
    width: 100%;
  }

  /* Mobile table layout */
  #selected-items-table {
    border: none;
    background: transparent;
    box-shadow: none;
  }

  #selected-items-table thead {
    display: none;
  }

  #selected-items-table, 
  #selected-items-table tbody, 
  #selected-items-table tr, 
  #selected-items-table td {
    display: block;
    width: 100%;
    box-sizing: border-box;
  }

  #selected-items-table tr {
    margin-bottom: 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    overflow: hidden;
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  }

  #selected-items-table td {
    display: flex;
    padding: 0.75rem 1rem;
    align-items: center;
    border-bottom: 1px solid #f5f5f5;
  }

  #selected-items-table td:last-child {
    border-bottom: none;
  }

  #selected-items-table td::before {
    content: attr(data-label);
    font-weight: 600;
    width: 120px;
    min-width: 120px;
    color: #1a1a1a;
  }
  
  .activities-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
  }
  
  .activity-box p {
    font-size: 1rem;
    padding: 1rem;
  }
}