/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial,
    sans-serif;
}

/* Container */
.app-container {
  min-height: 100vh;
  background: linear-gradient(135deg, #2d5016 0%, #1a472a 50%, #0f3d3e 100%);
  padding: 1rem;
}

.content-wrapper {
  max-width: 42rem;
  margin: 0 auto;
}

/* Main Card */
.main-card {
  background: #1f2937;
  border-radius: 1rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  padding: 1.5rem;
  margin-bottom: 1rem;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.header-emoji {
  font-size: 2.25rem;
}

.header-title {
  font-size: 2.25rem;
  font-weight: bold;
  background: white;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-subtitle {
  text-align: center;
  color: #4b5563;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

/* Buttons */
.btn {
  width: 100%;
  font-weight: 600;
  padding: 1rem 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  color: white;
}

.btn:hover {
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  transform: scale(1.05);
}

.btn-cancel {
  background: #4b5563;
  color: white;
}

.btn-cancel:hover {
  background: #374151;
}

.btn-danger {
  background: #dc2626;
  color: white;
  padding: 0.5rem 1rem;
  margin-top: 0.75rem;
}

.btn-danger:hover {
  background: #b91c1c;
}

.btn-green {
  background: #16a34a;
  color: white;
  padding: 0.75rem 1.5rem;
}

.btn-green:hover {
  background: #15803d;
}

/* Form Elements */
.input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid #d1d5db;
  border-radius: 0.75rem;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.input:focus {
  outline: none;
  border-color: #16a34a;
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1);
}

.form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Divider */
.divider {
  position: relative;
  margin: 1.5rem 0;
}

.divider-line {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
}

.divider-line > div {
  width: 100%;
  border-top: 1px solid #d1d5db;
}

.divider-text {
  position: relative;
  display: flex;
  justify-content: center;
  font-size: 0.875rem;
}

.divider-text span {
  padding: 0 0.5rem;
  background: #1f2937;
  color: lightgrey;
}

/* Scanner */
.scanner-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.video-wrapper {
  position: relative;
  background: black;
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.video {
  width: 100%;
  height: 16rem;
  object-fit: cover;
}

.video-overlay {
  position: absolute;
  inset: 0;
  border: 4px solid #4ade80;
  opacity: 0.5;
  margin: 2rem;
  border-radius: 0.5rem;
}

.barcode-display {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  background: #16a34a;
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  text-align: center;
  font-family: "Courier New", monospace;
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.scanner-info {
  text-align: center;
  font-size: 0.875rem;
  color: #4b5563;
}

/* Loading */
.loading-container {
  text-align: center;
  padding: 2rem 0;
}

.spinner {
  display: inline-block;
  width: 3rem;
  height: 3rem;
  border: 4px solid #16a34a;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-text {
  margin-top: 1rem;
  color: #4b5563;
}

/* Error */
.error-box {
  background: #fef2f2;
  border: 2px solid #fecaca;
  border-radius: 0.75rem;
  padding: 1rem;
  color: #b91c1c;
}

.error-title {
  font-weight: 600;
}

.error-message {
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Product Display */
.product-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.product-header {
  margin-bottom: 1rem;
}

.product-title {
  font-size: 1.5rem;
  font-weight: bold;
  color: white;
}

.product-brand {
  color: lightgrey;
}

.product-barcode {
  font-size: 0.875rem;
  color: #6b7280;
  margin-top: 0.25rem;
}

/* Analysis Boxes */
.analysis-box {
  padding: 1rem;
  border-radius: 0.75rem;
  border: 2px solid;
  margin-bottom: 1rem;
}

.analysis-box.vegan-yes {
  background: #f0fdf4;
  border-color: #86efac;
}

.analysis-box.vegan-no-high {
  background: #fef2f2;
  border-color: #fca5a5;
}

.analysis-box.vegan-uncertain {
  background: #fefce8;
  border-color: #fde047;
}

.analysis-box.rating-excellent {
  background: #f0fdf4;
  border-color: #86efac;
}

.analysis-box.rating-good {
  background: #dbeafe;
  border-color: #93c5fd;
}

.analysis-box.rating-moderate {
  background: #fefce8;
  border-color: #fde047;
}

.analysis-box.rating-poor {
  background: #ffedd5;
  border-color: #fdba74;
}

.analysis-box.rating-avoid {
  background: #fef2f2;
  border-color: #fca5a5;
}

.analysis-box.rating-default {
  background: #f9fafb;
  border-color: #d1d5db;
}

.analysis-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.analysis-emoji {
  font-size: 1.5rem;
}

.analysis-title {
  font-weight: bold;
  font-size: 1.125rem;
}

.confidence-badge {
  margin-left: auto;
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  background: white;
  border-radius: 9999px;
}

.analysis-reason {
  font-size: 0.875rem;
}

.analysis-details {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  background: white;
  padding: 0.5rem;
  border-radius: 0.25rem;
}

/* Weight Loss Score */
.score-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.score-value {
  font-size: 1.875rem;
  font-weight: bold;
}

.score-value.score-excellent {
  color: #16a34a;
}

.score-value.score-good {
  color: #2563eb;
}

.score-value.score-moderate {
  color: #ca8a04;
}

.score-value.score-poor {
  color: #ea580c;
}

.score-value.score-avoid {
  color: #dc2626;
}

.score-recommendation {
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

/* Nutritional Grid */
.nutrition-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.75rem;
}

.nutrition-item {
  background: white;
  padding: 0.5rem;
  border-radius: 0.25rem;
}

/* Pros and Cons */
.pros-cons {
  margin-bottom: 0.5rem;
}

.pros-cons-title {
  font-size: 0.75rem;
  font-weight: 600;
}

.pros-cons-title.pros {
  color: #15803d;
}

.pros-cons-title.cons {
  color: #b91c1c;
}

.pros-cons-list {
  list-style: none;
  font-size: 0.75rem;
  margin-top: 0.25rem;
}

.pros-cons-list li {
  background: white;
  padding: 0.25rem;
  border-radius: 0.25rem;
  margin-bottom: 0.25rem;
}

/* Ingredients */
.ingredients-box {
  background: #f9fafb;
  padding: 1rem;
  border-radius: 0.75rem;
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.ingredients-title {
  font-weight: bold;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.ingredients-text {
  font-size: 0.75rem;
  color: #374151;
}

/* SVG Icons */
.icon {
  width: 1.5rem;
  height: 1.5rem;
}

.icon-sm {
  width: 1.25rem;
  height: 1.25rem;
}

/* Utility Classes */
.space-y-4 > * + * {
  margin-top: 1rem;
}

.space-y-3 > * + * {
  margin-top: 0.75rem;
}

.space-y-2 > * + * {
  margin-top: 0.5rem;
}

.space-y-1 > * + * {
  margin-top: 0.25rem;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-3 {
  gap: 0.75rem;
}