/* ═══════════════════════════════════════════════════════════════
   PRICEFLARE - Cyberpunk Neon Stylesheet
   ═══════════════════════════════════════════════════════════════ */

/* CSS Variables */
:root {
  /* Neon Colors */
  --neon-pink: #ff00ff;
  --neon-cyan: #00ffff;
  --neon-blue: #00f0ff;
  --neon-purple: #bf00ff;
  --neon-green: #00ff88;
  --neon-yellow: #ffff00;
  --neon-orange: #ff6600;
  --neon-red: #ff0044;

  /* Background Colors */
  --bg-dark: #0a0a0f;
  --bg-darker: #050508;
  --bg-card: rgba(15, 15, 25, 0.9);
  --bg-card-hover: rgba(25, 25, 40, 0.95);

  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #a0a0b0;
  --text-muted: #606070;

  /* Gradients */
  --gradient-neon: linear-gradient(135deg, var(--neon-pink), var(--neon-cyan));
  --gradient-fire: linear-gradient(135deg, var(--neon-orange), var(--neon-pink));

  /* Shadows */
  --glow-pink: 0 0 20px rgba(255, 0, 255, 0.5), 0 0 40px rgba(255, 0, 255, 0.3);
  --glow-cyan: 0 0 20px rgba(0, 255, 255, 0.5), 0 0 40px rgba(0, 255, 255, 0.3);
  --glow-green: 0 0 20px rgba(0, 255, 136, 0.5), 0 0 40px rgba(0, 255, 136, 0.3);

  /* Fonts */
  --font-display: 'Orbitron', monospace;
  --font-body: 'Rajdhani', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;

  /* Spacing */
  --container-max: 1400px;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;

  /* Borders */
  --border-neon: 1px solid rgba(0, 255, 255, 0.3);
  --border-radius: 4px;
  --border-radius-lg: 8px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════════
   ANIMATED BACKGROUNDS
   ═══════════════════════════════════════════════════════════════ */

.cyber-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(0, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: perspective(500px) rotateX(60deg) translateY(0); }
  100% { transform: perspective(500px) rotateX(60deg) translateY(50px); }
}

.scan-line {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
  opacity: 0.5;
  z-index: 1000;
  animation: scanLine 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes scanLine {
  0%, 100% { top: -4px; opacity: 0; }
  10% { opacity: 0.5; }
  90% { opacity: 0.5; }
  100% { top: 100%; opacity: 0; }
}

.glitch-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.1) 0px,
    rgba(0, 0, 0, 0.1) 1px,
    transparent 1px,
    transparent 2px
  );
  pointer-events: none;
  z-index: 999;
}

/* ═══════════════════════════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════════════════════════ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background: linear-gradient(180deg, var(--bg-darker) 0%, transparent 100%);
  backdrop-filter: blur(10px);
}

.logo-container {
  display: flex;
  flex-direction: column;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon {
  font-size: 1.8rem;
  color: var(--neon-orange);
  text-shadow: var(--glow-pink);
  animation: flicker 3s infinite;
}

@keyframes flicker {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.8; }
  52% { opacity: 1; }
  54% { opacity: 0.9; }
}

.logo-text {
  letter-spacing: 2px;
}

.logo .flare {
  color: var(--neon-orange);
  text-shadow: 0 0 10px rgba(255, 102, 0, 0.8),
               0 0 20px rgba(255, 102, 0, 0.6),
               0 0 40px rgba(255, 102, 0, 0.4),
               0 0 60px rgba(255, 102, 0, 0.2);
}

.tagline {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--neon-cyan);
  letter-spacing: 3px;
  margin-top: 2px;
}

.nav {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--spacing-sm) var(--spacing-md);
  position: relative;
  transition: all 0.3s ease;
  letter-spacing: 1px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-neon);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav-link:hover,
.nav-link.active {
  color: var(--neon-cyan);
  text-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* ═══════════════════════════════════════════════════════════════
   MAIN CONTENT
   ═══════════════════════════════════════════════════════════════ */

.main-content {
  position: relative;
  z-index: 10;
  padding-top: 80px;
  min-height: calc(100vh - 80px);
}

/* ═══════════════════════════════════════════════════════════════
   HERO SECTION
   ═══════════════════════════════════════════════════════════════ */

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 160px);
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: center;
}

.hero-content {
  max-width: 900px;
  width: 100%;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  margin-bottom: var(--spacing-md);
  letter-spacing: 4px;
}

.glitch {
  position: relative;
  display: inline-block;
  animation: glitchText 5s infinite;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.8;
}

.glitch::before {
  color: var(--neon-pink);
  animation: glitchBefore 3s infinite;
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  transform: translateX(-2px);
}

.glitch::after {
  color: var(--neon-cyan);
  animation: glitchAfter 2s infinite;
  clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
  transform: translateX(2px);
}

@keyframes glitchBefore {
  0%, 100% { transform: translateX(-2px); }
  20% { transform: translateX(2px); }
  40% { transform: translateX(-2px); }
  60% { transform: translateX(0); }
  80% { transform: translateX(-2px); }
}

@keyframes glitchAfter {
  0%, 100% { transform: translateX(2px); }
  20% { transform: translateX(-2px); }
  40% { transform: translateX(2px); }
  60% { transform: translateX(0); }
  80% { transform: translateX(2px); }
}

@keyframes glitchText {
  0%, 100% { text-shadow: 0 0 20px rgba(255, 0, 255, 0.5); }
  50% { text-shadow: 0 0 30px rgba(0, 255, 255, 0.5); }
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  letter-spacing: 2px;
}

/* ═══════════════════════════════════════════════════════════════
   SEARCH BAR
   ═══════════════════════════════════════════════════════════════ */

.search-container {
  margin-bottom: var(--spacing-xl);
}

.search-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--bg-card);
  border: 2px solid rgba(0, 255, 255, 0.3);
  border-radius: var(--border-radius-lg);
  transition: all 0.3s ease;
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.1);
}

.search-wrapper:focus-within {
  border-color: var(--neon-cyan);
  box-shadow: var(--glow-cyan);
}

.search-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  color: var(--neon-cyan);
}

.search-icon svg {
  width: 24px;
  height: 24px;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 1.2rem;
  color: var(--text-primary);
  letter-spacing: 1px;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--gradient-fire);
  border: none;
  border-radius: var(--border-radius);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: white;
  cursor: pointer;
  transition: all 0.3s ease;
  letter-spacing: 2px;
}

.search-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(255, 102, 0, 0.4);
}

.search-btn:active {
  transform: translateY(0);
}

.btn-icon {
  font-size: 1.2rem;
}

/* Search Error */
.search-error {
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 0, 68, 0.2);
  border: 1px solid var(--neon-red);
  border-radius: var(--border-radius);
  color: var(--neon-red);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  text-align: center;
  animation: fadeIn 0.3s ease;
}

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

.search-wrapper.shake {
  animation: shake 0.5s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-10px); }
  40% { transform: translateX(10px); }
  60% { transform: translateX(-10px); }
  80% { transform: translateX(10px); }
}

.search-hints {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
  justify-content: center;
}

.hint-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hint-chip {
  padding: var(--spacing-xs) var(--spacing-md);
  background: rgba(0, 255, 255, 0.1);
  border: 1px solid rgba(0, 255, 255, 0.3);
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--neon-cyan);
  cursor: pointer;
  transition: all 0.3s ease;
}

.hint-chip:hover {
  background: rgba(0, 255, 255, 0.2);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}

/* ═══════════════════════════════════════════════════════════════
   RETAILER BADGES
   ═══════════════════════════════════════════════════════════════ */

.retailers-banner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.retailers-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 3px;
}

.retailer-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-sm);
}

.retailer-badge {
  padding: var(--spacing-xs) var(--spacing-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--accent, rgba(255, 255, 255, 0.2));
  border-radius: var(--border-radius);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent, var(--text-secondary));
  transition: all 0.3s ease;
}

.retailer-badge:hover {
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 15px color-mix(in srgb, var(--accent) 30%, transparent);
}

/* ═══════════════════════════════════════════════════════════════
   RESULTS SECTION
   ═══════════════════════════════════════════════════════════════ */

.results-section {
  padding: var(--spacing-lg);
  max-width: var(--container-max);
  margin: 0 auto;
}

/* No Results */
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--bg-card);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: var(--border-radius-lg);
}

.no-results-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.7;
}

.no-results h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.no-results p {
  font-family: var(--font-body);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.no-results-suggestions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.suggestion-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(0, 255, 255, 0.1);
  border: 1px solid var(--neon-cyan);
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--neon-cyan);
  cursor: pointer;
  transition: all 0.3s ease;
}

.suggestion-btn:hover {
  background: rgba(0, 255, 255, 0.2);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

.no-results-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
}

.results-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.back-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: transparent;
  border: 1px solid rgba(0, 255, 255, 0.3);
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--neon-cyan);
  cursor: pointer;
  transition: all 0.3s ease;
}

.back-btn svg {
  width: 18px;
  height: 18px;
}

.back-btn:hover {
  background: rgba(0, 255, 255, 0.1);
  border-color: var(--neon-cyan);
}

.results-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 2px;
}

.results-count {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

/* Product Card */
.product-card {
  background: var(--bg-card);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-neon);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.product-card:hover {
  border-color: var(--neon-cyan);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 30px rgba(0, 255, 255, 0.1);
}

.product-card:hover::before {
  transform: scaleX(1);
}

.product-image {
  width: 100%;
  height: 150px;
  background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), rgba(255, 0, 255, 0.1));
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.product-category {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-pink);
  letter-spacing: 2px;
  margin-bottom: var(--spacing-xs);
}

.product-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}

/* Product Image */
.product-image-container {
  width: 100%;
  height: 150px;
  background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), rgba(255, 0, 255, 0.1));
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.product-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.product-image-fallback {
  font-size: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.product-brand {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--neon-purple);
  letter-spacing: 1px;
  margin-bottom: 2px;
  text-transform: uppercase;
}

.product-rating {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--neon-yellow);
  margin-top: var(--spacing-sm);
}

.product-discount {
  background: var(--neon-red);
  color: white;
  padding: 2px 6px;
  border-radius: var(--border-radius);
  font-size: 0.75rem;
  font-weight: 600;
}

.product-source-badge {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  background: rgba(0, 255, 255, 0.2);
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  padding: 2px 8px;
  border-radius: var(--border-radius);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.external-product {
  border-color: rgba(191, 0, 255, 0.3);
}

.external-product:hover {
  border-color: var(--neon-purple);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 30px rgba(191, 0, 255, 0.1);
}

.product-price-preview {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm);
  background: rgba(0, 255, 136, 0.1);
  border-radius: var(--border-radius);
  flex-wrap: wrap;
}

.loading-price {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  animation: pulse 1s ease-in-out infinite;
}

.price-from {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.price-lowest {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--neon-green);
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.price-retailer {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.product-cta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--neon-cyan);
  margin-top: var(--spacing-md);
}

.product-cta svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

.product-card:hover .product-cta svg {
  transform: translateX(5px);
}

/* ═══════════════════════════════════════════════════════════════
   PRICE COMPARISON SECTION
   ═══════════════════════════════════════════════════════════════ */

.comparison-section {
  padding: var(--spacing-lg);
  max-width: var(--container-max);
  margin: 0 auto;
}

.comparison-header {
  margin-bottom: var(--spacing-lg);
}

.product-hero {
  display: flex;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: var(--bg-card);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: var(--border-radius-lg);
  flex-wrap: wrap;
}

.product-hero-image {
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), rgba(255, 0, 255, 0.1));
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  flex-shrink: 0;
}

.product-hero-info {
  flex: 1;
  min-width: 250px;
}

.product-hero-category {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--neon-pink);
  letter-spacing: 3px;
  margin-bottom: var(--spacing-sm);
}

.product-hero-name {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  letter-spacing: 1px;
}

.product-hero-upc {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Price Summary Cards */
.price-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.price-card {
  padding: var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.price-card.lowest {
  border-color: var(--neon-green);
  box-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
}

.price-card.lowest::before {
  content: 'BEST DEAL';
  position: absolute;
  top: 10px;
  right: -30px;
  background: var(--neon-green);
  color: var(--bg-dark);
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 4px 40px;
  transform: rotate(45deg);
  letter-spacing: 1px;
}

.price-card-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  margin-bottom: var(--spacing-sm);
}

.price-card-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.price-card.lowest .price-card-value {
  color: var(--neon-green);
  text-shadow: var(--glow-green);
}

.price-card.average .price-card-value {
  color: var(--neon-cyan);
}

.price-card.historical .price-card-value {
  color: var(--neon-purple);
}

.price-card-subtitle {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.savings-badge {
  display: inline-block;
  margin-top: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-md);
  background: rgba(0, 255, 136, 0.2);
  border: 1px solid var(--neon-green);
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--neon-green);
}

/* Retailer Prices List */
.retailer-prices {
  margin-bottom: var(--spacing-xl);
}

.retailer-prices-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  letter-spacing: 2px;
}

.retailer-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.retailer-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
}

.retailer-row:hover {
  border-color: rgba(0, 255, 255, 0.3);
  background: var(--bg-card-hover);
}

.retailer-row.best-price {
  border-color: var(--neon-green);
  background: rgba(0, 255, 136, 0.05);
}

.retailer-row.out-of-stock {
  opacity: 0.5;
}

.retailer-logo {
  width: 50px;
  height: 50px;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  flex-shrink: 0;
}

.retailer-info {
  flex: 1;
}

.retailer-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.retailer-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.retailer-status.in-stock {
  color: var(--neon-green);
}

.retailer-status.out-of-stock {
  color: var(--neon-red);
}

.retailer-price {
  text-align: right;
}

.retailer-current-price {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.retailer-row.best-price .retailer-current-price {
  color: var(--neon-green);
}

.retailer-avg-price {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.retailer-action {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

.best-deal-tag {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--neon-green);
  border-radius: var(--border-radius);
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--bg-dark);
  letter-spacing: 1px;
}

.retailer-link {
  text-decoration: none;
}

.go-to-store-btn {
    background: var(--neon-cyan);
    color: var(--bg-dark);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-display);
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
}

.go-to-store-btn:hover {
    box-shadow: var(--glow-cyan);
}

/* Price Chart */
.price-chart-container {
  padding: var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: var(--border-radius-lg);
}

.chart-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  letter-spacing: 2px;
}

.chart-wrapper {
  height: 200px;
  display: flex;
  align-items: flex-end;
  gap: 4px;
  padding: var(--spacing-md);
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--border-radius);
}

.chart-bar {
  flex: 1;
  background: var(--gradient-neon);
  border-radius: 2px 2px 0 0;
  min-height: 5px;
  transition: all 0.3s ease;
  position: relative;
}

.chart-bar:hover {
  opacity: 0.8;
}

.chart-bar::after {
  content: attr(data-price);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 8px;
  background: var(--bg-card);
  border: 1px solid var(--neon-cyan);
  border-radius: var(--border-radius);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--neon-cyan);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.chart-bar:hover::after {
  opacity: 1;
}

/* ═══════════════════════════════════════════════════════════════
   TRENDING SECTION
   ═══════════════════════════════════════════════════════════════ */

.trending-section {
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: var(--container-max);
  margin: 0 auto;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  letter-spacing: 3px;
}

.title-icon {
  margin-right: var(--spacing-sm);
}

.trending-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

/* ═══════════════════════════════════════════════════════════════
   ABOUT SECTION
   ═══════════════════════════════════════════════════════════════ */

.about-section {
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: 800px;
  margin: 0 auto;
}

.about-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.about-card {
  padding: var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: var(--border-radius-lg);
}

.about-card.warning {
  border-color: var(--neon-orange);
  background: rgba(255, 102, 0, 0.05);
}

.about-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.about-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  letter-spacing: 1px;
}

.about-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.api-list,
.metrics-list {
  list-style: none;
  margin-bottom: var(--spacing-md);
}

.api-list li,
.metrics-list li {
  padding: var(--spacing-sm) 0;
  padding-left: var(--spacing-md);
  border-left: 2px solid var(--neon-cyan);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-xs);
}

.warning-text {
  color: var(--neon-orange);
  font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */

.footer {
  position: relative;
  z-index: 10;
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--bg-darker);
  border-top: 1px solid rgba(0, 255, 255, 0.2);
}

.footer-content {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 2px;
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: var(--neon-cyan);
}

.footer-disclaimer {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════════
   LOADING OVERLAY
   ═══════════════════════════════════════════════════════════════ */

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 15, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
}

.loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.loader-ring {
  width: 80px;
  height: 80px;
  border: 3px solid transparent;
  border-radius: 50%;
  position: absolute;
  animation: loaderSpin 1.5s linear infinite;
}

.loader-ring:nth-child(1) {
  border-top-color: var(--neon-pink);
  animation-delay: 0s;
}

.loader-ring:nth-child(2) {
  width: 60px;
  height: 60px;
  border-right-color: var(--neon-cyan);
  animation-delay: 0.2s;
  animation-direction: reverse;
}

.loader-ring:nth-child(3) {
  width: 40px;
  height: 40px;
  border-bottom-color: var(--neon-green);
  animation-delay: 0.4s;
}

@keyframes loaderSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loader-text {
  margin-top: 100px;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--neon-cyan);
  letter-spacing: 4px;
  animation: pulse 1s ease-in-out infinite;
}

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

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE DESIGN
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 768px) {
  .header {
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
  }

  .nav {
    gap: var(--spacing-md);
  }

  .nav-link {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
  }

  .hero {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .search-wrapper {
    flex-direction: column;
  }

  .search-input {
    width: 100%;
    text-align: center;
  }

  .search-btn {
    width: 100%;
    justify-content: center;
  }

  .product-hero {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .retailer-row {
    flex-wrap: wrap;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    font-size: 14px;
  }

  .retailer-badges {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--spacing-sm);
  }

  .results-grid,
  .trending-grid {
    grid-template-columns: 1fr;
  }
}

/* ═══════════════════════════════════════════════════════════════
   SYSTEM MONITOR PANEL
   ═══════════════════════════════════════════════════════════════ */

.monitor-toggle {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 50px;
  height: 50px;
  background: var(--bg-card);
  border: 2px solid var(--neon-cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1000;
  transition: all 0.3s ease;
  box-shadow: var(--glow-cyan);
}

.monitor-toggle:hover {
  transform: scale(1.1);
  border-color: var(--neon-pink);
  box-shadow: var(--glow-pink);
}

.monitor-toggle svg {
  width: 24px;
  height: 24px;
  color: var(--neon-cyan);
}

.monitor-toggle:hover svg {
  color: var(--neon-pink);
}

.monitor-status-dot {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 10px;
  height: 10px;
  background: var(--neon-green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.monitor-status-dot.error {
  background: var(--neon-red);
}

.monitor-panel {
  position: fixed;
  bottom: 80px;
  right: 20px;
  width: 360px;
  max-height: 70vh;
  background: var(--bg-card);
  border: 1px solid var(--neon-cyan);
  border-radius: var(--radius-lg);
  z-index: 1001;
  box-shadow: var(--glow-cyan), 0 10px 40px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.monitor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background: linear-gradient(90deg, rgba(0, 255, 255, 0.1), transparent);
  border-bottom: 1px solid rgba(0, 255, 255, 0.3);
}

.monitor-header h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--neon-cyan);
  margin: 0;
  letter-spacing: 2px;
}

.monitor-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 0;
  transition: color 0.2s;
}

.monitor-close:hover {
  color: var(--neon-pink);
}

.monitor-content {
  padding: var(--spacing-md);
  overflow-y: auto;
  flex: 1;
}

.monitor-section {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.monitor-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.monitor-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  margin-bottom: var(--spacing-sm);
}

.monitor-value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--neon-green);
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.monitor-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
}

.stat-item {
  text-align: center;
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-primary);
}

.stat-item.success .stat-value {
  color: var(--neon-green);
}

.stat-item.error .stat-value {
  color: var(--neon-red);
}

.stat-label {
  display: block;
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 2px;
}

.api-status-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.api-status-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.api-name {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.api-status-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 10px;
}

.api-status-badge.online {
  background: rgba(0, 255, 136, 0.1);
  color: var(--neon-green);
  border: 1px solid rgba(0, 255, 136, 0.3);
}

.api-status-badge.offline {
  background: rgba(255, 0, 68, 0.1);
  color: var(--neon-red);
  border: 1px solid rgba(255, 0, 68, 0.3);
}

.api-status-badge.unknown {
  background: rgba(255, 255, 0, 0.1);
  color: var(--neon-yellow);
  border: 1px solid rgba(255, 255, 0, 0.3);
}

.api-response-time {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: auto;
  margin-right: var(--spacing-sm);
}

.recent-searches {
  max-height: 150px;
  overflow-y: auto;
}

.recent-search-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.75rem;
}

.recent-search-item:last-child {
  border-bottom: none;
}

.search-query {
  font-family: var(--font-mono);
  color: var(--text-secondary);
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.search-results-count {
  color: var(--neon-cyan);
  font-family: var(--font-mono);
}

.search-duration {
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.no-data {
  color: var(--text-muted);
  font-size: 0.8rem;
  text-align: center;
  padding: var(--spacing-md);
}

.monitor-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(0, 0, 0, 0.3);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.refresh-hint {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.refresh-btn {
  background: transparent;
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.2s;
}

.refresh-btn:hover {
  background: var(--neon-cyan);
  color: var(--bg-dark);
}

/* Monitor panel responsive */
@media (max-width: 480px) {
  .monitor-panel {
    width: calc(100vw - 40px);
    right: 20px;
    left: 20px;
    bottom: 80px;
    max-height: 60vh;
  }

  .monitor-stats {
    grid-template-columns: repeat(3, 1fr);
  }
}