/* ==========================================================================
   Fuugu™ Automatic Foaming Toilet Cleaner - Modern E-Commerce Stylesheet
   ========================================================================== */

:root {
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-light: #e0f2fe;
  --primary-glow: rgba(2, 132, 199, 0.25);
  
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-emerald-light: #ecfdf5;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --dark: #0f172a;
  --dark-surface: #1e293b;
  --dark-border: #334155;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-alt: #f1f5f9;
  --border-color: #e2e8f0;
  --border-focus: #38bdf8;
  
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 14px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 20px 45px rgba(2, 132, 199, 0.16);
  
  --container-width: 1200px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Basics */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Top Announcement Bar */
.announcement-bar {
  background: linear-gradient(90deg, #0284c7, #0369a1, #06b6d4);
  color: #ffffff;
  padding: 10px 16px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  z-index: 50;
}

.announcement-bar span.pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #34d399;
  box-shadow: 0 0 8px #34d399;
  animation: pulseDot 1.8s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* Main Site Header */
.site-header {
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: var(--transition);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  font-size: 1.85rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-logo .logo-dot {
  color: var(--primary);
  font-size: 2.2rem;
  line-height: 0;
}

.brand-tag {
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
  padding: 8px 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--primary);
  border-radius: var(--radius-full);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cart-btn {
  background: #ffffff;
  border: 1px solid var(--border-color);
  color: var(--dark);
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.cart-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.cart-count {
  background: var(--primary);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  min-width: 22px;
  height: 22px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--dark);
  cursor: pointer;
}

/* Hero & Main Product Section */
.product-hero {
  padding: 48px 0 64px;
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-page) 100%);
  border-bottom: 1px solid var(--border-color);
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 48px;
  align-items: flex-start;
}

/* Gallery */
.gallery-sticky {
  position: sticky;
  top: 96px;
}

.main-image-container {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: 16px;
  position: relative;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.main-image-container:hover img {
  transform: scale(1.02);
}

.gallery-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: #0f172a;
  color: #ffffff;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}

.thumbnails-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.thumb-btn {
  background: #ffffff;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1 / 1;
  padding: 4px;
  transition: var(--transition);
}

.thumb-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: calc(var(--radius-md) - 4px);
}

.thumb-btn.active,
.thumb-btn:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-light);
}

/* Product Info Column */
.product-details {
  display: flex;
  flex-direction: column;
}

.rating-badge-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.stars {
  color: #f59e0b;
  font-size: 1.1rem;
  letter-spacing: 2px;
}

.rating-text {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-muted);
}

.rating-text strong {
  color: var(--dark);
}

.verified-tag {
  background: var(--accent-emerald-light);
  color: var(--accent-emerald);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.product-title {
  font-size: 2.4rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--dark);
  margin-bottom: 12px;
}

.product-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 24px;
}

/* Highlights Bullets */
.highlights-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
  margin-bottom: 28px;
  padding: 16px;
  background: var(--bg-card-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--dark);
}

.highlight-icon {
  color: var(--accent-emerald);
  font-size: 1rem;
  flex-shrink: 0;
}

/* Bundle Selector Cards */
.bundle-section {
  margin-bottom: 28px;
}

.bundle-heading {
  font-size: 1rem;
  font-weight: 800;
  color: var(--dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.bundle-heading span {
  font-size: 0.82rem;
  color: var(--accent-emerald);
  text-transform: none;
  font-weight: 700;
}

.bundles-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bundle-card {
  position: relative;
  background: #ffffff;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  cursor: pointer;
  transition: var(--transition);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
}

.bundle-card:hover {
  border-color: var(--primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.bundle-card.selected {
  border-color: var(--primary);
  background: #f0f9ff;
  box-shadow: 0 0 0 1px var(--primary);
}

.bundle-radio {
  width: 22px;
  height: 22px;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.bundle-card.selected .bundle-radio {
  border-color: var(--primary);
  background-color: var(--primary);
}

.bundle-radio::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #ffffff;
  display: none;
}

.bundle-card.selected .bundle-radio::after {
  display: block;
}

.bundle-info-left h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 2px;
}

.bundle-info-left p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.bundle-per-box {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  background: rgba(2, 132, 199, 0.1);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  margin-top: 4px;
}

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

.bundle-current-price {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--dark);
}

.bundle-retail-price {
  font-size: 0.85rem;
  color: var(--text-light);
  text-decoration: line-through;
}

.bundle-ribbon {
  position: absolute;
  top: -10px;
  right: 18px;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 6px rgba(16, 185, 129, 0.35);
}

.bundle-ribbon.best-value {
  background: linear-gradient(135deg, #0284c7, #0369a1);
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.35);
}

/* Call to Action Buttons */
.cta-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  border: none;
  padding: 18px 28px;
  border-radius: var(--radius-md);
  font-size: 1.15rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transition: var(--transition);
  text-align: center;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369a1 0%, #075985 100%);
  transform: translateY(-2px);
  box-shadow: 0 14px 35px rgba(2, 132, 199, 0.28);
}

.btn-secondary {
  background: #ffffff;
  border: 2px solid var(--border-color);
  color: var(--dark);
  padding: 14px 24px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: #f8fafc;
}

/* Trust Bar under CTA */
.trust-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

.trust-item svg {
  color: var(--primary);
  flex-shrink: 0;
}

/* General Section Styles */
.section {
  padding: 80px 0;
}

.section-alt {
  background-color: #ffffff;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-dark {
  background: #0f172a;
  color: #ffffff;
}

.section-dark .section-title {
  color: #ffffff;
}

.section-dark .section-subtitle {
  color: #94a3b8;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 52px;
}

.section-eyebrow {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 10px;
}

.section-title {
  font-size: 2.3rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* The Dirty Truth Section */
.dirty-truth-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.dirty-truth-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.problem-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.problem-item {
  background: #ffffff;
  border: 1px solid #fee2e2;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.problem-icon {
  background: #fef2f2;
  color: #ef4444;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 900;
  flex-shrink: 0;
}

.problem-item h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 2px;
}

.problem-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Bottles Pile / Gravity Section */
.bottles-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.quote-highlight {
  background: #ffffff;
  border-left: 4px solid var(--primary);
  padding: 24px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin: 24px 0;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--dark);
  line-height: 1.6;
}

/* How It Works - 4 Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  position: relative;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.step-number {
  position: absolute;
  top: 16px;
  right: 18px;
  font-size: 2.5rem;
  font-weight: 900;
  color: #f1f5f9;
  line-height: 1;
}

.step-icon-wrap {
  width: 56px;
  height: 56px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.step-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 10px;
}

.step-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* 3 Places Comparison (Difference) */
.difference-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.diff-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.diff-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.diff-content {
  padding: 24px;
}

.diff-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.diff-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}

.diff-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* Before and After Results Showcase */
.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.result-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.result-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
}

.result-before, .result-after {
  position: relative;
  aspect-ratio: 1 / 1;
}

.result-images img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.result-badge {
  position: absolute;
  bottom: 8px;
  left: 8px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.result-badge.after {
  background: rgba(16, 185, 129, 0.9);
}

.result-meta {
  padding: 20px;
}

.result-client {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--dark);
  display: flex;
  justify-content: space-between;
}

.result-time {
  font-size: 0.8rem;
  color: var(--primary);
  font-weight: 700;
}

.result-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.45;
}

/* Comparison Table Matrix */
.table-responsive {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: #ffffff;
  box-shadow: var(--shadow-md);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comparison-table th {
  padding: 18px 22px;
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--border-color);
}

.comparison-table th.fuugu-col {
  background: var(--primary-light);
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.comparison-table td {
  padding: 16px 22px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.92rem;
  color: var(--text-main);
}

.comparison-table td.fuugu-col {
  background: rgba(2, 132, 199, 0.04);
  font-weight: 700;
  color: var(--dark);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.badge-yes {
  color: #10b981;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.badge-no {
  color: #ef4444;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Guarantee Section */
.guarantee-box {
  background: linear-gradient(135deg, #f0fdf4 0%, #e0f2fe 100%);
  border: 2px solid #86efac;
  border-radius: var(--radius-xl);
  padding: 48px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 36px;
  align-items: center;
  box-shadow: var(--shadow-lg);
}

.guarantee-icon {
  width: 100px;
  height: 100px;
  background: #10b981;
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 900;
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.35);
}

.guarantee-content h3 {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 8px;
}

.guarantee-content p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Reviews Carousel / Cards */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.reviewer-name {
  font-weight: 800;
  font-size: 1rem;
  color: var(--dark);
}

.verified-buyer {
  font-size: 0.75rem;
  color: var(--accent-emerald);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 4px;
}

.review-body {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.review-date {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* Accordion FAQ */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-card-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--primary);
  transition: var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-toggle {
  transform: rotate(45deg);
  background: var(--primary-light);
}

.faq-answer {
  display: none;
  padding: 0 24px 22px;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  border-top: 1px solid var(--border-color);
}

.faq-item.open .faq-answer {
  display: block;
}

/* Cart Slide-Over Drawer */
.cart-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.cart-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 440px;
  background: #ffffff;
  z-index: 1001;
  box-shadow: -10px 0 35px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.cart-drawer-overlay.active .cart-drawer {
  transform: translateX(0);
}

.cart-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-header h3 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--dark);
}

.cart-close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
}

.cart-free-shipping-bar {
  background: #f0fdf4;
  border-bottom: 1px solid #bbf7d0;
  padding: 12px 24px;
  font-size: 0.82rem;
  color: #15803d;
  font-weight: 700;
}

.shipping-progress {
  height: 6px;
  background: #dcfce7;
  border-radius: var(--radius-full);
  margin-top: 6px;
  overflow: hidden;
}

.shipping-fill {
  height: 100%;
  background: #10b981;
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cart-item {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  align-items: center;
}

.cart-item img {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--border-color);
}

.cart-item-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.cart-item-price {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--primary);
}

.cart-item-qty {
  display: flex;
  align-items: center;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-top: 6px;
  width: fit-content;
}

.qty-btn {
  background: none;
  border: none;
  width: 26px;
  height: 26px;
  cursor: pointer;
  font-weight: bold;
}

.qty-val {
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0 6px;
}

.cart-footer {
  padding: 24px;
  border-top: 1px solid var(--border-color);
  background: #f8fafc;
}

.cart-subtotal-row {
  display: flex;
  justify-content: space-between;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
}

/* Checkout Modal */
.checkout-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(6px);
  z-index: 1100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.checkout-modal-overlay.active {
  display: flex;
}

.checkout-modal {
  background: #ffffff;
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  padding: 36px;
  position: relative;
}

.checkout-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--text-muted);
  cursor: pointer;
}

/* Forms */
.form-grid {
  display: grid;
  gap: 16px;
  margin: 20px 0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--dark);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* Sticky Mobile Add-to-Cart Bar */
.sticky-mobile-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 12px 20px;
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.08);
  display: none;
  align-items: center;
  justify-content: space-between;
  z-index: 90;
}

.sticky-bar-price {
  display: flex;
  flex-direction: column;
}

.sticky-bar-title {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--dark);
}

.sticky-bar-amount {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--primary);
}

/* Site Footer */
.site-footer {
  background: #090e17;
  color: #94a3b8;
  padding: 64px 0 36px;
  border-top: 1px solid #1e293b;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-logo {
  font-size: 1.8rem;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 14px;
}

.footer-desc {
  font-size: 0.88rem;
  line-height: 1.6;
}

.footer-col-title {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  font-size: 0.88rem;
  color: #94a3b8;
}

.footer-link:hover {
  color: #38bdf8;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: #64748b;
}

.payment-icons {
  display: flex;
  gap: 10px;
  align-items: center;
}

.payment-badge {
  background: #1e293b;
  color: #cbd5e1;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid #334155;
}

/* Static Pages Styles (About, How It Works, Details, Contact) */
.page-hero {
  padding: 60px 0 40px;
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-page) 100%);
  border-bottom: 1px solid var(--border-color);
  text-align: center;
}

.page-hero h1 {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--dark);
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
}

.prose {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-main);
  max-width: 820px;
  margin: 0 auto;
}

.prose h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--dark);
  margin: 40px 0 16px;
}

.prose h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin: 28px 0 12px;
}

.prose p {
  margin-bottom: 18px;
}

.prose ul, .prose ol {
  margin: 0 0 24px 24px;
}

.prose li {
  margin-bottom: 8px;
}

.prose-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  margin: 32px 0;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
  .gallery-sticky {
    position: static;
  }
  .steps-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.open {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .product-title {
    font-size: 1.9rem;
  }
  .dirty-truth-grid,
  .bottles-split {
    grid-template-columns: 1fr;
  }
  .difference-grid,
  .results-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  .guarantee-box {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .guarantee-icon {
    margin: 0 auto;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .sticky-mobile-bar {
    display: flex;
  }
}


/* ==========================================================================
   Fuugu™ Official Purple CTA Button & Dedicated Order Page Styles
   ========================================================================== */

.btn-fuugu-purple {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: #8200c8;
  color: #ffffff !important;
  font-size: 1.35rem;
  font-weight: 850;
  letter-spacing: -0.01em;
  padding: 20px 48px;
  border-radius: 9999px;
  border: none;
  cursor: pointer;
  text-align: center;
  box-shadow: 0 10px 30px rgba(130, 0, 200, 0.4);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  width: 100%;
  max-width: 440px;
}

.btn-fuugu-purple:hover {
  background-color: #9314de;
  transform: translateY(-2px);
  box-shadow: 0 16px 38px rgba(130, 0, 200, 0.52);
  color: #ffffff !important;
}

.btn-fuugu-purple:active {
  transform: translateY(0);
  background-color: #7000ad;
}

@media (max-width: 640px) {
  .btn-fuugu-purple {
    font-size: 1.15rem;
    padding: 16px 28px;
    width: 100%;
  }
}

/* Order Page Layout */
.order-page-body {
  background-color: #f3f6f9;
}

.order-header-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
}

.order-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.order-security-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  color: #10b981;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  padding: 6px 14px;
  border-radius: var(--radius-full);
}

.order-urgency-banner {
  background: #dc2626;
  color: #ffffff;
  padding: 10px 16px;
  text-align: center;
  font-size: 0.88rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.order-countdown-timer {
  background: rgba(0, 0, 0, 0.25);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
}

.order-layout-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 36px;
  margin: 40px auto 80px;
  align-items: flex-start;
}

.order-step-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.order-step-title {
  font-size: 1.25rem;
  font-weight: 850;
  color: #0f172a;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.step-badge-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #8200c8;
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 900;
}

/* Order Page Package Selector */
.order-packages-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.order-pkg-card {
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  background: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.order-pkg-card:hover {
  border-color: #8200c8;
}

.order-pkg-card.active {
  border-color: #8200c8;
  background: #faf5ff;
  box-shadow: 0 0 0 1px #8200c8;
}

.order-pkg-ribbon {
  position: absolute;
  top: -10px;
  left: 14px;
  background: #8200c8;
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 2px 10px;
  border-radius: var(--radius-full);
}

.order-pkg-ribbon.popular {
  background: #10b981;
}

.order-pkg-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-top: 4px;
  margin-bottom: 12px;
}

.order-pkg-radio {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.order-pkg-card.active .order-pkg-radio {
  border-color: #8200c8;
  background-color: #8200c8;
}

.order-pkg-radio::after {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #ffffff;
  display: none;
}

.order-pkg-card.active .order-pkg-radio::after {
  display: block;
}

.order-pkg-img {
  width: 90px;
  height: 90px;
  object-fit: cover;
  margin: 0 auto 12px;
}

.order-pkg-name {
  font-size: 1.05rem;
  font-weight: 850;
  color: #0f172a;
  margin-bottom: 4px;
}

.order-pkg-desc {
  font-size: 0.78rem;
  color: #64748b;
  margin-bottom: 12px;
}

.order-pkg-price-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-top: 1px solid var(--border-color);
  padding-top: 10px;
  margin-top: auto;
}

.order-pkg-price {
  font-size: 1.3rem;
  font-weight: 900;
  color: #0f172a;
}

.order-pkg-retail {
  font-size: 0.8rem;
  color: #94a3b8;
  text-decoration: line-through;
}

/* Order Summary Sidebar */
.order-summary-sidebar {
  position: sticky;
  top: 24px;
}

.order-summary-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-md);
}

.order-summary-title {
  font-size: 1.25rem;
  font-weight: 850;
  color: #0f172a;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 14px;
  margin-bottom: 18px;
}

.order-summary-item {
  display: flex;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 16px;
}

.order-summary-img {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--border-color);
}

.order-summary-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.92rem;
  color: #475569;
  margin-bottom: 10px;
}

.order-summary-line.total {
  font-size: 1.35rem;
  font-weight: 900;
  color: #0f172a;
  border-top: 2px solid var(--border-color);
  padding-top: 14px;
  margin-top: 14px;
}

@media (max-width: 900px) {
  .order-layout-grid {
    grid-template-columns: 1fr;
  }
  .order-packages-grid {
    grid-template-columns: 1fr;
  }
  .order-summary-sidebar {
    position: static;
  }
}