/* ==========================================================================
   YU SLEEP Premium Design System & Stylesheet
   ========================================================================== */

/* 1. Reset & Variables */
:root {
  --bg-primary: #090a10;
  --bg-secondary: #120e25;
  --bg-tertiary: #06070a;
  
  --text-main: #e2e8f0;
  --text-bright: #ffffff;
  --text-muted: #94a3b8;
  
  --accent-cyan: #00ffff;
  --accent-purple: #a370f7;
  --accent-gold: #f5c518;
  --accent-red: #ff4d4d;
  --accent-green: #00e676;
  
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --glass-bg: rgba(18, 14, 37, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glow-shadow: 0 0 20px rgba(0, 255, 255, 0.15);
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(163, 112, 247, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(0, 255, 255, 0.08) 0%, transparent 40%),
    linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-tertiary) 100%);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Typography Utility */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  color: var(--text-bright);
  font-weight: 800;
  letter-spacing: -0.02em;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: var(--transition-smooth);
}

a:hover {
  color: var(--text-bright);
  text-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-secondary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-purple);
}

/* ==========================================================================
   2. Components & Layout Grid
   ========================================================================== */

.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 20px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 10px;
  text-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  line-height: 1.2;
}

.section-header p {
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* Announcement Strip */
.announcement-strip {
  background: linear-gradient(90deg, #d32f2f 0%, #ff5252 50%, #d32f2f 100%);
  color: var(--text-bright);
  text-align: center;
  padding: 8px 10px;
  font-size: 0.9rem;
  position: relative;
  z-index: 1001;
  font-family: var(--font-title);
  font-weight: 600;
}

.announcement-content {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.countdown-timer {
  background-color: rgba(0, 0, 0, 0.3);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 1rem;
  font-weight: 800;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Glassmorphic Sticky Header */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(9, 10, 16, 0.85);
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition-smooth);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--text-bright);
  letter-spacing: -0.04em;
  background: linear-gradient(45deg, var(--text-bright), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  gap: 20px;
}

.nav-links a {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.88rem;
}

.nav-links a:hover {
  color: var(--text-bright);
}

/* Buttons */
.btn-pill {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  color: var(--text-bright);
  padding: 8px 20px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  border: none;
  box-shadow: 0 4px 15px rgba(163, 112, 247, 0.3);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.btn-pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 255, 255, 0.4);
}

.btn-cta {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #ff4e50, #f9d423);
  color: #000;
  padding: 18px 40px;
  border-radius: 12px;
  font-weight: 800;
  width: 100%;
  max-width: 450px;
  box-shadow: 0 8px 30px rgba(255, 78, 80, 0.4);
  transition: var(--transition-smooth);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-cta .btn-text {
  font-size: 1.3rem;
  letter-spacing: 0.05em;
  font-family: var(--font-title);
  color: #000000;
}

.btn-cta .btn-subtext {
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(0, 0, 0, 0.7);
  margin-top: 4px;
}

.btn-cta:hover {
  transform: scale(1.03);
  box-shadow: 0 12px 40px rgba(249, 212, 35, 0.5);
  color: #000;
}

/* Pulse animation for buy buttons */
@keyframes pulse {
  0% { transform: scale(1); box-shadow: 0 8px 30px rgba(255, 78, 80, 0.4); }
  50% { transform: scale(1.02); box-shadow: 0 8px 40px rgba(255, 78, 80, 0.7); }
  100% { transform: scale(1); box-shadow: 0 8px 30px rgba(255, 78, 80, 0.4); }
}

.pulse-effect {
  animation: pulse 2.5s infinite ease-in-out;
}

/* ==========================================================================
   3. Hero Section & GALLERY
   ========================================================================== */

.hero-section {
  position: relative;
  overflow: hidden;
  padding-bottom: 40px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
}

/* Interactive gallery */
.hero-gallery {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.gallery-main-container {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px;
  position: relative;
  width: 100%;
  max-width: 450px;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: var(--glow-shadow);
  transition: var(--transition-smooth);
}

.gallery-main-container:hover {
  border-color: rgba(0, 255, 255, 0.3);
}

.gallery-main-container img {
  max-height: 350px;
  object-fit: contain;
  transition: transform 0.4s ease;
}

.tag-popular {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--accent-purple);
  color: var(--text-bright);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 4px;
  font-family: var(--font-title);
  box-shadow: 0 4px 10px rgba(163, 112, 247, 0.5);
  letter-spacing: 0.05em;
}

.gallery-thumbnails {
  display: flex;
  gap: 15px;
}

.thumb-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  transition: var(--transition-smooth);
  width: 90px;
}

.thumb-btn img {
  height: 40px;
  object-fit: contain;
}

.thumb-btn span {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 700;
}

.thumb-btn:hover {
  border-color: var(--accent-purple);
  transform: translateY(-2px);
}

.thumb-btn.active {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 255, 255, 0.2);
}

.thumb-btn.active span {
  color: var(--accent-cyan);
}

/* Copy Column */
.rating-stars {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
}

.stars {
  color: var(--accent-gold);
  font-size: 1.1rem;
}

.rating-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 600;
}

.hero-headline {
  font-size: 3rem;
  line-height: 1.1;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--text-bright) 40%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.benefit-list {
  list-style: none;
  margin-bottom: 35px;
}

.benefit-list li {
  margin-bottom: 12px;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.check-icon {
  color: var(--accent-cyan);
  font-weight: 800;
  text-shadow: 0 0 5px rgba(0, 255, 255, 0.4);
}

.price-banner {
  background: rgba(163, 112, 247, 0.15);
  border: 1px dashed var(--accent-purple);
  border-radius: 8px;
  padding: 12px 20px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 25px;
}

.retail-price {
  text-decoration: line-through;
  color: var(--text-muted);
  font-size: 1.1rem;
}

.promo-price {
  color: var(--accent-cyan);
  font-size: 1.8rem;
  font-weight: 800;
  font-family: var(--font-title);
}

.price-suffix {
  font-size: 0.95rem;
  color: var(--text-main);
}

/* ==========================================================================
   4. Marquee Ticker
   ========================================================================== */

.marquee-ticker {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  padding: 15px 0;
  overflow: hidden;
  position: relative;
  white-space: nowrap;
}

.marquee-content {
  display: inline-block;
  animation: marquee 25s linear infinite;
}

.marquee-content span {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1rem;
  color: var(--text-bright);
  padding: 0 20px;
  letter-spacing: 0.05em;
  opacity: 0.85;
}

@keyframes marquee {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-50%, 0, 0); }
}

/* ==========================================================================
   5. Story & Breakthrough Section
   ========================================================================== */

.story-section {
  background: var(--bg-tertiary);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}

.story-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
}

.story-text h2 {
  font-size: 2.3rem;
  margin-bottom: 20px;
  line-height: 1.2;
}

.story-text p {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 18px;
  line-height: 1.7;
}

.story-text .lead-p {
  font-size: 1.15rem;
  color: var(--text-bright);
}

.problem-box {
  background: rgba(255, 77, 77, 0.08);
  border: 1px solid rgba(255, 77, 77, 0.25);
  border-radius: 12px;
  padding: 22px;
  margin: 25px 0;
}

.problem-box h4 {
  color: var(--accent-red);
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.problem-box p {
  color: var(--text-main);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.story-visual {
  position: relative;
}

.story-stat-card {
  position: absolute;
  bottom: -20px;
  left: 20px;
  right: 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  padding: 20px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-cyan);
  font-family: var(--font-title);
  line-height: 1;
}

.stat-desc {
  font-size: 0.85rem;
  color: var(--text-main);
  font-weight: 600;
}

/* ==========================================================================
   6. How It Works / Science Section
   ========================================================================== */

.science-section {
  position: relative;
}

.science-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 60px;
}

.science-image-box {
  text-align: center;
}

.rounded-img {
  border-radius: 16px;
  width: 100%;
}

.glow-border {
  border: 1px solid rgba(0, 255, 255, 0.2);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.1);
}

.img-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 10px;
  font-style: italic;
}

.science-cards {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.science-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 25px;
  position: relative;
  transition: var(--transition-smooth);
}

.science-card:hover {
  transform: translateX(5px);
  border-color: rgba(163, 112, 247, 0.3);
}

.card-num {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 1.8rem;
  font-weight: 800;
  color: rgba(163, 112, 247, 0.15);
  font-family: var(--font-title);
}

.science-card h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--accent-cyan);
}

.science-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Expanded 10 Ingredients Grid */
.ingredients-section {
  background: rgba(18, 14, 37, 0.3);
}

.ingredients-grid-expanded {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.ing-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 25px;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.ing-card:hover {
  border-color: rgba(163, 112, 247, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.ing-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.ing-card h3 {
  font-size: 1.2rem;
  color: var(--accent-purple);
  margin-bottom: 10px;
}

.ing-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   7. Timeline Roadmap (Routine)
   ========================================================================== */

.routine-section {
  background: var(--bg-tertiary);
}

.timeline {
  max-width: 850px;
  margin: 0 auto;
  position: relative;
  padding-left: 30px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-cyan), var(--accent-purple));
}

.timeline-item {
  margin-bottom: 40px;
  position: relative;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -30px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
}

.timeline-item:nth-child(even) .timeline-dot {
  background: var(--accent-purple);
  box-shadow: 0 0 10px var(--accent-purple);
}

.timeline-content {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 20px 25px;
  border-radius: 12px;
  transition: var(--transition-smooth);
}

.timeline-content:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.timeline-content h4 {
  font-size: 1.2rem;
  color: var(--accent-cyan);
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* ==========================================================================
   8. Matrix Table (Us vs Others)
   ========================================================================== */

.matrix-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  box-shadow: var(--glow-shadow);
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 700px;
}

.matrix-table th, .matrix-table td {
  padding: 20px 25px;
  font-size: 1rem;
  border-bottom: 1px solid var(--glass-border);
}

.matrix-table th {
  background-color: rgba(18, 14, 37, 0.8);
  font-family: var(--font-title);
  color: var(--text-bright);
  font-weight: 700;
}

.matrix-table tbody tr {
  transition: var(--transition-smooth);
}

.matrix-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

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

.col-highlight {
  background-color: rgba(0, 255, 255, 0.04);
  border-left: 1px solid rgba(0, 255, 255, 0.1);
  border-right: 1px solid rgba(0, 255, 255, 0.1);
}

.text-check {
  color: var(--accent-green);
  font-weight: 700;
}

.text-x {
  color: var(--accent-red);
  font-weight: 500;
}

/* ==========================================================================
   9. Free Bonuses Showcase
   ========================================================================== */

.bonuses-section {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-tertiary) 100%);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}

.bonuses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.bonus-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 30px;
  position: relative;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.bonus-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(245, 197, 24, 0.15);
}

.bonus-tag {
  background: var(--accent-gold);
  color: #000;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 20px;
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 15px;
  font-family: var(--font-title);
}

.bonus-card h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  line-height: 1.3;
}

.bonus-val {
  color: var(--accent-cyan);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.bonus-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   10. Purchase Packages
   ========================================================================== */

.packages-section {
  background: linear-gradient(180deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
}

.packages-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr 1fr;
  gap: 30px;
  align-items: stretch;
}

.package-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  transition: var(--transition-smooth);
}

.package-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.15);
}

.package-card.featured {
  border: 2px solid var(--accent-purple);
  box-shadow: 0 0 30px rgba(163, 112, 247, 0.25);
  background: rgba(18, 14, 37, 0.8);
}

.package-card.featured:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 40px rgba(0, 255, 255, 0.3);
}

.pkg-badge {
  position: absolute;
  top: -15px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  color: var(--text-bright);
  font-size: 0.8rem;
  font-weight: 800;
  padding: 6px 16px;
  border-radius: 30px;
  font-family: var(--font-title);
  letter-spacing: 0.05em;
}

.featured-badge {
  background: linear-gradient(90deg, var(--accent-purple), var(--accent-cyan));
  color: #000;
  border: none;
}

.package-card h3 {
  font-size: 1.8rem;
  margin-top: 10px;
  margin-bottom: 5px;
}

.pkg-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 25px;
}

.text-yellow {
  color: var(--accent-gold);
}

.pkg-image {
  height: 250px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.pkg-image img {
  max-height: 100%;
  object-fit: contain;
}

.pkg-price {
  margin-bottom: 25px;
}

.pkg-each {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-bright);
  font-family: var(--font-title);
}

.pkg-small {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
}

.text-green {
  color: var(--accent-green);
}

.pkg-total {
  font-size: 1rem;
  color: var(--text-muted);
  margin-top: 5px;
}

.strike {
  text-decoration: line-through;
}

.pkg-shipping {
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 5px;
}

.pkg-bonuses {
  width: 100%;
  text-align: left;
  border-top: 1px solid var(--glass-border);
  padding-top: 20px;
  margin-bottom: 25px;
}

.pkg-bonuses strong {
  font-size: 0.85rem;
  color: var(--accent-purple);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 8px;
}

.pkg-bonuses ul {
  list-style: none;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.pkg-bonuses li {
  margin-bottom: 5px;
  position: relative;
  padding-left: 15px;
}

.pkg-bonuses li::before {
  content: '★';
  color: var(--accent-gold);
  position: absolute;
  left: 0;
}

.pkg-guarantee {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-top: auto;
  margin-bottom: 15px;
}

.btn-pkg {
  display: block;
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  color: var(--text-bright);
  text-align: center;
  padding: 14px 20px;
  border-radius: 10px;
  font-weight: 700;
  font-family: var(--font-title);
  letter-spacing: 0.05em;
  transition: var(--transition-smooth);
}

.btn-pkg:hover {
  background: var(--accent-purple);
  border-color: var(--accent-purple);
  transform: scale(1.02);
}

.btn-pkg-featured {
  background: linear-gradient(135deg, #ff4e50, #f9d423);
  color: #000;
  border: none;
  box-shadow: 0 4px 15px rgba(255, 78, 80, 0.3);
}

.btn-pkg-featured:hover {
  background: linear-gradient(135deg, #ff4e50, #f9d423);
  color: #000;
  box-shadow: 0 6px 25px rgba(249, 212, 35, 0.4);
}

/* ==========================================================================
   11. Testimonials Grid
   ========================================================================== */

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 25px;
}

.review-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.review-card:hover {
  border-color: rgba(0, 255, 255, 0.2);
  transform: translateY(-3px);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.review-avatar {
  border-radius: 50%;
  border: 2px solid var(--accent-purple);
  background-color: var(--bg-secondary);
}

.review-name {
  font-size: 1.05rem;
  color: var(--text-bright);
}

.verified-tag {
  color: var(--accent-green);
  font-size: 0.75rem;
  font-weight: 700;
  margin-left: 5px;
}

.review-stars {
  color: var(--accent-gold);
  font-size: 0.9rem;
  margin-top: 3px;
}

.review-text {
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 15px;
  flex-grow: 1;
}

.review-loc {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  text-align: right;
}

/* ==========================================================================
   12. Safety Box & FAQ Accordions
   ========================================================================== */

/* Safety Box */
.safety-box {
  background: rgba(163, 112, 247, 0.05);
  border: 1px solid rgba(163, 112, 247, 0.15);
  border-radius: 20px;
  padding: 40px;
  display: flex;
  align-items: center;
  gap: 40px;
  margin-bottom: 60px;
}

.safety-badge-col {
  flex-shrink: 0;
}

.guarantee-badge-img {
  filter: drop-shadow(0 0 15px rgba(245, 197, 24, 0.25));
}

.safety-text-col h3 {
  font-size: 1.6rem;
  margin-bottom: 15px;
  color: var(--accent-gold);
}

.safety-text-col p {
  font-size: 1rem;
  color: var(--text-main);
  margin-bottom: 20px;
}

.safety-ssl-logos {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

/* Native FAQ Accordions */
.faq-accordions {
  max-width: 850px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.faq-accordion {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-accordion[open] {
  border-color: var(--accent-purple);
  box-shadow: 0 0 15px rgba(163, 112, 247, 0.1);
}

.faq-summary {
  padding: 20px 25px;
  font-size: 1.1rem;
  font-weight: 700;
  font-family: var(--font-title);
  color: var(--text-bright);
  cursor: pointer;
  list-style: none;
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Custom indicator icon */
.faq-summary::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--accent-cyan);
  transition: transform 0.3s ease;
}

.faq-accordion[open] .faq-summary::after {
  content: '−';
  transform: rotate(180deg);
}

/* Hide default marker */
.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-content {
  padding: 0 25px 20px 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Scientific References */
.references-section {
  border-top: 1px solid var(--glass-border);
  background: rgba(0, 0, 0, 0.2);
  padding: 60px 0;
}

.references-section h3 {
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: var(--text-muted);
}

.references-list {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding-left: 20px;
}

.references-list li {
  margin-bottom: 10px;
}

/* ==========================================================================
   13. Footer Styles
   ========================================================================== */

.main-footer {
  background: #040508;
  border-top: 1px solid var(--glass-border);
  padding: 60px 20px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-container {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  text-align: center;
}

.footer-disclosure p {
  margin-bottom: 15px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: var(--text-muted);
  font-weight: 600;
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-copyright {
  margin-top: 10px;
  font-size: 0.85rem;
}

/* ==========================================================================
   14. Responsive Design Override
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid, .story-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-gallery {
    order: 1;
  }
  
  .hero-copy {
    order: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .benefit-list {
    text-align: left;
  }
  
  .science-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .packages-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
    gap: 40px;
  }
  
  .package-card.featured {
    transform: scale(1.03);
  }
}

@media (max-width: 768px) {
  .section-header h2 {
    font-size: 2rem;
  }
  
  .hero-headline {
    font-size: 2.2rem;
  }
  
  .nav-links {
    display: none;
  }
  
  .safety-box {
    flex-direction: column;
    text-align: center;
    padding: 30px 20px;
  }
}