/* ============================================================
   THE MEMORY WAVE — styles.css
   Design: Neural-Gradient (Deep Navy + Electric Cyan + Gold)
   Fonts: Montserrat (headings) + Open Sans (body)
============================================================ */

/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}
* { -webkit-tap-highlight-color: transparent; }
body {
  font-family: 'Open Sans', 'Roboto', sans-serif;
  background: #f8faff;
  color: #1a2340;
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── CSS VARIABLES ── */
:root {
  --primary: #1a3a8f;
  --primary-dark: #0f2262;
  --secondary: #06b6d4;
  --accent: #d4af37;
  --accent-light: #fde68a;
  --success: #10b981;
  --danger: #ef4444;
  --bg-light: #f0f7ff;
  --bg-white: #ffffff;
  --text-dark: #1a2340;
  --text-muted: #5a6a8a;
  --border: #dce8f5;
  --shadow-sm: 0 2px 12px rgba(26,58,143,.08);
  --shadow-md: 0 8px 32px rgba(26,58,143,.14);
  --shadow-lg: 0 20px 60px rgba(26,58,143,.18);
  --gradient: linear-gradient(135deg, #1a3a8f 0%, #06b6d4 100%);
  --gradient-gold: linear-gradient(135deg, #d4af37 0%, #fde68a 100%);
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

/* ── TYPOGRAPHY ── */
h1,h2,h3,h4,h5 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  line-height: 1.25;
}
.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gold-text {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: .75rem;
}

/* ── CONTAINER ── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
@media (min-width: 768px) { .container { padding: 0 32px; } }
@media (min-width: 1200px) { .container { padding: 0 40px; } }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { transform: scale(1.05); box-shadow: 0 8px 30px rgba(6,182,212,.4); }
.btn:active { transform: scale(0.98); }
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } }

.btn-hero {
  background: var(--gradient);
  color: #fff;
  font-size: 1.1rem;
  padding: 18px 40px;
  box-shadow: var(--shadow-md);
  animation: pulse-hero 2s infinite;
}
@keyframes pulse-hero {
  0%,100% { box-shadow: 0 0 0 0 rgba(6,182,212,.5); }
  50% { box-shadow: 0 0 0 16px rgba(6,182,212,0); }
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-price {
  background: var(--gradient);
  color: #fff;
  width: 100%;
  font-size: .95rem;
  padding: 14px 20px;
}
.btn-popular {
  background: linear-gradient(135deg, #d4af37, #f59e0b);
  color: #1a2340;
}
.btn-final {
  background: var(--gradient-gold);
  color: #1a2340;
  font-size: 1.1rem;
  padding: 20px 48px;
  box-shadow: 0 8px 40px rgba(212,175,55,.5);
  animation: pulse-hero 2s infinite;
}
.btn-exit-cta {
  background: var(--gradient);
  color: #fff;
  width: 100%;
  font-size: 1rem;
}
.nav-cta {
  background: var(--gradient);
  color: #fff;
  padding: 10px 22px;
  border-radius: 50px;
  font-family: 'Montserrat', sans-serif;
  font-size: .9rem;
  font-weight: 700;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.nav-cta:hover { transform: scale(1.05); box-shadow: var(--shadow-sm); }

/* ── SECTION COMMONS ── */
section { padding: 80px 0; }
.section-title {
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  text-align: center;
  margin-bottom: .75rem;
}
.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 3rem;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}

/* ═══════════════════════════════════════
   SECTION 1: NAVIGATION
═══════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--primary);
}
.nav-logo img { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-size: .9rem;
  font-weight: 600;
  color: var(--text-dark);
  transition: color var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { transform: scaleX(1); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
}
.hamburger span {
  display: block;
  width: 24px; height: 2.5px;
  background: var(--primary);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 998;
}
.mobile-overlay.active { display: block; }

@media (max-width: 767px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 280px; height: 100vh;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 80px 24px 40px;
    z-index: 999;
    transition: right .35s cubic-bezier(.4,0,.2,1);
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open { right: 0; }
  .nav-link {
    width: 100%;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    font-size: 1rem;
  }
  .nav-cta {
    width: 100%;
    margin-top: 20px;
    justify-content: center;
  }
}

/* ═══════════════════════════════════════
   SECTION 2: HERO
═══════════════════════════════════════ */
.hero {
  min-height: 100vh;
  background: linear-gradient(160deg, #0a1628 0%, #1a3a8f 50%, #06345a 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding-top: 88px;
}
.hero-bg-waves {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 20% 50%, rgba(6,182,212,.15) 0%, transparent 60%),
              radial-gradient(ellipse 60% 80% at 80% 30%, rgba(26,58,143,.3) 0%, transparent 60%);
  pointer-events: none;
}
.hero-wave-bottom {
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 80px;
  background: #f8faff;
  clip-path: ellipse(55% 100% at 50% 100%);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
  padding: 60px 20px;
  position: relative;
  z-index: 2;
}
@media (min-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    padding: 80px 40px;
  }
}

/* Hero image */
.hero-image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-glow {
  position: absolute;
  width: 340px; height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6,182,212,.35) 0%, transparent 70%);
  animation: glow-pulse 3s ease-in-out infinite;
}
@keyframes glow-pulse {
  0%,100% { transform: scale(1); opacity: .7; }
  50% { transform: scale(1.12); opacity: 1; }
}
.hero-product-img {
  width: 100%;
  max-width: 380px;
  position: relative;
  z-index: 2;
  animation: float 4s ease-in-out infinite;
  filter: drop-shadow(0 20px 60px rgba(6,182,212,.5));
  border-radius: var(--radius);
  object-fit: contain;
}
@keyframes float {
  0%,100% { transform: translateY(0px); }
  50% { transform: translateY(-18px); }
}
.hero-badge {
  position: absolute;
  bottom: 16px; right: 16px;
  background: rgba(6,182,212,.2);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(6,182,212,.4);
  color: #a5f3fc;
  font-family: 'Montserrat', sans-serif;
  font-size: .8rem;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 50px;
  z-index: 3;
}

/* Hero content */
.hero-content { color: #fff; }
.hero-eyebrow {
  display: inline-block;
  background: rgba(6,182,212,.2);
  border: 1px solid rgba(6,182,212,.4);
  color: #a5f3fc;
  font-family: 'Montserrat', sans-serif;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 1rem;
}
.hero-h1 {
  font-size: clamp(1.7rem, 5vw, 3rem);
  font-weight: 900;
  margin-bottom: 1.5rem;
  color: #fff;
  line-height: 1.2;
}
.hero-h1 .gradient-text {
  background: linear-gradient(135deg, #a5f3fc, #67e8f9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: clamp(.95rem, 2vw, 1.05rem);
  color: #cbd5e1;
  margin-bottom: 1rem;
  line-height: 1.8;
}
.hero-desc strong { color: #e2e8f0; }
.hero-stars {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1.75rem;
}
.stars { color: #fbbf24; font-size: 1.2rem; letter-spacing: 2px; }
.hero-rating-text { color: #94a3b8; font-size: .9rem; }
.hero-rating-text strong { color: #e2e8f0; }
.hero-guarantee {
  margin-top: 1rem;
  color: #94a3b8;
  font-size: .85rem;
}

/* ═══════════════════════════════════════
   SECTION 3: WHY US
═══════════════════════════════════════ */
.why-us { background: var(--bg-white); }
.badges-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 576px) { .badges-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .badges-grid { grid-template-columns: repeat(4, 1fr); } }

.badge-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  opacity: 0;
  transform: translateY(30px);
}
.badge-card.in-view {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .6s ease, transform .6s ease, box-shadow var(--transition), border-color var(--transition);
}
.badge-card:hover {
  transform: scale(1.05) rotate(1deg) !important;
  box-shadow: var(--shadow-lg);
  border-color: var(--secondary);
}
.badge-icon-wrap {
  width: 80px; height: 80px;
  background: var(--bg-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: var(--shadow-sm);
}
.badge-img { width: 52px; height: 52px; object-fit: contain; }
.badge-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: .75rem;
}
.badge-card p { font-size: .9rem; color: var(--text-muted); }

/* ═══════════════════════════════════════
   SECTION 4: WHAT IS
═══════════════════════════════════════ */
.what-is {
  background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
}
.what-is-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 768px) {
  .what-is-inner { grid-template-columns: 1fr 1fr; }
}
.what-is-image {
  position: relative;
  display: flex;
  justify-content: center;
}
.what-is-img {
  width: 100%;
  max-width: 460px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  object-fit: cover;
}
.what-is-badge {
  position: absolute;
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-size: .8rem;
  font-weight: 700;
  padding: 10px 24px;
  border-radius: 50px;
  box-shadow: var(--shadow-md);
  white-space: nowrap;
}
.what-is-content h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  margin: .5rem 0 1.25rem;
}
.what-is-content p {
  color: var(--text-muted);
  margin-bottom: 1.1rem;
  font-size: .98rem;
}
.what-is-content strong { color: var(--text-dark); }

/* ═══════════════════════════════════════
   SECTION 5: HOW IT WORKS
═══════════════════════════════════════ */
.how-it-works {
  background: var(--bg-white);
}
.accordion-list, .faq-list, .science-accordion {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.accordion-item {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .5s ease, transform .5s ease;
}
.accordion-item.in-view { opacity: 1; transform: translateY(0); }
.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-size: .98rem;
  font-weight: 700;
  color: var(--primary);
  text-align: left;
  min-height: 56px;
  transition: background var(--transition);
}
.accordion-header:hover { background: rgba(26,58,143,.05); }
.accordion-header span:nth-child(2) { flex: 1; }
.acc-icon { font-size: 1.2rem; flex-shrink: 0; }
.acc-arrow {
  font-size: .7rem;
  color: var(--secondary);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.accordion-item.active .acc-arrow { transform: rotate(180deg); }
.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .45s cubic-bezier(.4,0,.2,1), padding .3s ease;
}
.accordion-item.active .accordion-body {
  max-height: 800px;
}
.accordion-body p {
  padding: 0 20px 20px;
  color: var(--text-muted);
  font-size: .95rem;
  line-height: 1.8;
}
.accordion-body strong { color: var(--text-dark); }

/* ═══════════════════════════════════════
   SECTION 6: REVIEWS
═══════════════════════════════════════ */
.reviews {
  background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
}
.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 576px) { .reviews-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .reviews-grid { grid-template-columns: repeat(3, 1fr); } }

.review-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: translateY(20px);
}
.review-card.in-view { opacity: 1; transform: translateY(0); }
.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.review-header { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.review-avatar {
  width: 56px; height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--secondary);
}
.review-name { font-family: 'Montserrat', sans-serif; font-size: 1rem; font-weight: 700; }
.review-location { font-size: .82rem; color: var(--text-muted); margin: 2px 0; }
.review-stars { color: #fbbf24; font-size: 1rem; }
.review-text { font-size: .9rem; color: var(--text-muted); line-height: 1.7; }
.review-text strong { color: var(--text-dark); }

/* ═══════════════════════════════════════
   SECTION 7 & 13: PRICING
═══════════════════════════════════════ */
.pricing {
  background: var(--bg-white);
  padding: 80px 0;
}
.pricing-2 {
  background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
}

/* Countdown */
.countdown-wrap {
  text-align: center;
  margin-bottom: 40px;
}
.countdown-label {
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--danger);
  margin-bottom: 12px;
}
.countdown {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.time-block {
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  min-width: 72px;
  text-align: center;
}
.time-block span {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}
.time-block small { font-size: .7rem; opacity: .8; margin-top: 4px; display: block; }
.time-sep {
  font-family: 'Montserrat', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  color: var(--danger);
  animation: blink 1s infinite;
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: .2; } }

/* Pricing grid */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 40px;
}
@media (min-width: 576px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); } }

.price-card {
  background: var(--bg-white);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: translateY(20px);
}
.price-card.in-view { opacity: 1; transform: translateY(0); }
.price-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.price-card.popular {
  border-color: var(--accent);
  background: linear-gradient(160deg, #fffbeb 0%, #fff 100%);
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.price-card.popular.in-view { transform: translateY(-8px); }
.price-card.popular:hover { transform: translateY(-16px); }
.popular-ribbon {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-gold);
  color: #1a2340;
  font-family: 'Montserrat', sans-serif;
  font-size: .75rem;
  font-weight: 800;
  padding: 6px 20px;
  border-radius: 50px;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}
.price-label {
  font-family: 'Montserrat', sans-serif;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--secondary);
  margin-bottom: 4px;
}
.price-bottles {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--primary);
}
.price-supply {
  font-size: .9rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.price-img {
  width: 140px;
  height: 160px;
  object-fit: contain;
  margin: 0 auto 16px;
}
.free-badges { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 12px; }
.free-badge {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
  color: #065f46;
  font-family: 'Montserrat', sans-serif;
  font-size: .72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
}
.price-amount { margin: 12px 0 4px; }
.price-old {
  font-size: 1rem;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-right: 8px;
}
.price-now {
  font-family: 'Montserrat', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  color: var(--danger);
}
.price-per { font-size: .85rem; color: var(--success); font-weight: 600; margin-bottom: 20px; }
.atc-img { width: 100%; max-height: 48px; object-fit: contain; border-radius: 50px; }
.cards-img { width: 100%; max-width: 220px; margin: 12px auto 0; object-fit: contain; opacity: .85; }
.pricing-stars { text-align: center; margin-top: 10px; }
.five-star-img { max-width: 260px; margin: 0 auto; }
.fallback-stars { color: #fbbf24; font-size: 1rem; }

/* ═══════════════════════════════════════
   SECTION 8: BONUSES
═══════════════════════════════════════ */
.bonuses {
  background: linear-gradient(135deg, #1a3a8f 0%, #0f2262 100%);
  color: #fff;
}
.bonuses .section-title { color: #fff; }
.bonuses .section-subtitle { color: #94a3b8; }
.bonus-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
@media (min-width: 768px) { .bonus-grid { grid-template-columns: repeat(2, 1fr); } }

.bonus-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: transform var(--transition), border-color var(--transition);
  opacity: 0;
  transform: translateX(-30px);
}
.bonus-card:last-child { transform: translateX(30px); }
.bonus-card.in-view { opacity: 1; transform: translateX(0); }
.bonus-card:hover { transform: translateY(-6px) !important; border-color: var(--accent); }
.bonus-badge {
  display: inline-block;
  background: var(--gradient-gold);
  color: #1a2340;
  font-family: 'Montserrat', sans-serif;
  font-size: .75rem;
  font-weight: 800;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 20px;
}
.bonus-img {
  width: 100%;
  max-width: 280px;
  margin: 0 auto 20px;
  border-radius: var(--radius);
  box-shadow: 0 8px 30px rgba(0,0,0,.3);
}
.bonus-title {
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: .75rem;
}
.bonus-card p { color: #94a3b8; font-size: .9rem; margin-bottom: .5rem; }
.bonus-value { color: #cbd5e1 !important; }
.free-text { color: #4ade80; font-size: 1.1rem; }

/* ═══════════════════════════════════════
   SECTION 9: INGREDIENTS
═══════════════════════════════════════ */
.ingredients { background: var(--bg-white); }
.ingredients-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 576px) { .ingredients-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .ingredients-grid { grid-template-columns: repeat(3, 1fr); } }

.ingredient-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  opacity: 0;
  transform: translateY(20px);
}
.ingredient-card.in-view { opacity: 1; transform: translateY(0); }
.ingredient-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--secondary); }
.ing-icon { font-size: 2rem; margin-bottom: 12px; }
.ingredient-card h3 {
  font-size: 1rem;
  color: var(--primary);
  margin-bottom: .6rem;
}
.ingredient-card p { font-size: .88rem; color: var(--text-muted); line-height: 1.7; }
.ingredient-card strong { color: var(--text-dark); }

/* ═══════════════════════════════════════
   SECTION 10: SCIENCE
═══════════════════════════════════════ */
.science {
  background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
}

/* ═══════════════════════════════════════
   SECTION 11: GUARANTEE
═══════════════════════════════════════ */
.guarantee { background: var(--bg-white); }
.guarantee-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 768px) {
  .guarantee-inner { grid-template-columns: 1fr 1.5fr; }
}
.guarantee-img {
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  object-fit: contain;
}
.guarantee-content h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  margin: .5rem 0 1rem;
}
.guarantee-content > p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: .98rem;
}
.guarantee-points { display: flex; flex-direction: column; gap: 20px; margin-bottom: 2rem; }
.guarantee-point { display: flex; gap: 16px; align-items: flex-start; }
.gp-icon {
  width: 48px; height: 48px;
  background: var(--bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.guarantee-point h4 { font-size: 1rem; color: var(--primary); margin-bottom: 4px; }
.guarantee-point p { font-size: .9rem; color: var(--text-muted); }
.guarantee-point strong { color: var(--text-dark); }

/* ═══════════════════════════════════════
   SECTION 12: BENEFITS
═══════════════════════════════════════ */
.benefits {
  background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
}
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}
@media (min-width: 576px) { .benefits-grid { grid-template-columns: repeat(2, 1fr); } }

.benefit-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 18px;
  box-shadow: var(--shadow-sm);
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity .5s ease, transform .5s ease, box-shadow var(--transition);
}
.benefit-item.in-view { opacity: 1; transform: translateX(0); }
.benefit-item:hover { box-shadow: var(--shadow-md); }
.benefit-check {
  width: 36px; height: 36px;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.benefit-item h4 { font-size: .95rem; color: var(--primary); margin-bottom: 4px; }
.benefit-item p { font-size: .88rem; color: var(--text-muted); }
.benefit-item strong { color: var(--text-dark); }

/* ═══════════════════════════════════════
   SECTION 14: FAQ
═══════════════════════════════════════ */
.faq { background: var(--bg-white); }

/* ═══════════════════════════════════════
   SECTION 15: FINAL CTA
═══════════════════════════════════════ */
.final-cta {
  background: linear-gradient(160deg, #0a1628 0%, #1a3a8f 50%, #06345a 100%);
  position: relative;
  overflow: hidden;
  padding: 100px 0;
}
.final-cta-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(6,182,212,.15) 0%, transparent 70%);
  pointer-events: none;
}
.final-cta-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 2;
}
@media (min-width: 768px) {
  .final-cta-inner {
    grid-template-columns: auto 1fr;
    text-align: left;
    gap: 60px;
  }
}
.final-cta-img {
  width: 100%;
  max-width: 260px;
  margin: 0 auto;
  animation: float 4s ease-in-out infinite;
  filter: drop-shadow(0 20px 60px rgba(6,182,212,.4));
}
.final-cta-content h2 {
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  color: #fff;
  margin: .5rem 0 1.25rem;
}
.final-cta-content p {
  color: #94a3b8;
  font-size: 1rem;
  margin-bottom: 1.5rem;
}
.final-cta-content strong { color: #e2e8f0; }
.final-price {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 2rem;
}
@media (min-width: 480px) {
  .final-price { flex-direction: row; align-items: baseline; gap: 16px; }
}
.final-price-old {
  font-size: 1rem;
  color: #64748b;
}
.final-price-now {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--accent-light);
}
.final-price-now strong { font-size: 2rem; }
.final-guarantee {
  margin-top: 1rem;
  color: #64748b;
  font-size: .82rem;
}

/* ═══════════════════════════════════════
   FOOTER
═══════════════════════════════════════ */
.footer {
  background: #0a1628;
  color: #94a3b8;
  padding: 64px 0 40px;
}
.footer-top {
  display: flex;
  flex-direction: column;
  gap: 32px;
  align-items: center;
  text-align: center;
  margin-bottom: 40px;
}
@media (min-width: 768px) {
  .footer-top {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
    align-items: flex-start;
  }
}
.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
@media (min-width: 768px) { .footer-brand { align-items: flex-start; } }
.footer-brand img { border-radius: 8px; }
.footer-brand-name {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
}
.footer-tagline { font-size: .85rem; color: #64748b; }
.footer-social p { font-family: 'Montserrat', sans-serif; font-weight: 700; color: #e2e8f0; margin-bottom: 12px; }
.social-icons { display: flex; gap: 12px; justify-content: center; }
@media (min-width: 768px) { .social-icons { justify-content: flex-start; } }
.social-icon {
  width: 44px; height: 44px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.social-icon:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 4px;
  justify-content: center;
  align-items: center;
  padding: 24px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 24px;
}
.legal-link {
  color: #60a5fa;
  font-size: .88rem;
  transition: color var(--transition);
  padding: 4px 8px;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
}
.legal-link:hover { color: #93c5fd; }
.link-separator { color: #374151; }
.footer-disclaimer {
  color: #4b5563;
  font-size: .82rem;
  line-height: 1.7;
  margin-bottom: 24px;
}
.footer-disclaimer strong { color: #6b7280; }
.footer-disclaimer p + p { margin-top: 10px; }
.footer-bottom {
  text-align: center;
  font-size: .82rem;
  color: #374151;
}
.footer-link { color: #60a5fa; }
.footer-link:hover { color: #93c5fd; }

/* ═══════════════════════════════════════
   SCROLL TO TOP
═══════════════════════════════════════ */
.scroll-top {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 56px; height: 56px;
  background: var(--gradient);
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition), transform var(--transition);
  z-index: 900;
}
.scroll-top.visible { opacity: 1; transform: translateY(0); }
.scroll-top:hover { transform: translateY(-3px) !important; }

/* ═══════════════════════════════════════
   PURCHASE POPUP
═══════════════════════════════════════ */
.purchase-popup {
  position: fixed;
  bottom: -120px;
  left: 16px;
  right: 16px;
  max-width: 360px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow-lg);
  z-index: 800;
  transition: bottom .4s cubic-bezier(.4,0,.2,1);
  border-left: 4px solid var(--success);
}
.purchase-popup.show { bottom: 16px; }
@media (min-width: 480px) {
  .purchase-popup { max-width: 340px; left: 16px; right: auto; }
}
.pp-content { display: flex; align-items: center; gap: 12px; }
.pp-icon { font-size: 1.5rem; flex-shrink: 0; }
.pp-text { flex: 1; font-size: .85rem; color: var(--text-muted); }
.pp-text strong { color: var(--text-dark); }
.pp-action { color: var(--success); font-weight: 600; }
.pp-close {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--text-muted);
  flex-shrink: 0;
  min-width: 32px;
  min-height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pp-close:hover { color: var(--danger); }

/* ═══════════════════════════════════════
   EXIT INTENT POPUP
═══════════════════════════════════════ */
.exit-popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(4px);
}
.exit-popup-overlay.active { display: flex; }
.exit-popup {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 48px 36px 40px;
  max-width: 480px;
  width: 100%;
  position: relative;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: popup-in .35s cubic-bezier(.4,0,.2,1);
}
@keyframes popup-in {
  from { opacity: 0; transform: scale(.85) translateY(30px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.exit-close {
  position: absolute;
  top: 14px; right: 18px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.exit-close:hover { color: var(--danger); }
.exit-emoji { font-size: 3rem; margin-bottom: 16px; }
.exit-popup h3 {
  font-size: 1.4rem;
  color: var(--primary);
  margin-bottom: 12px;
}
.exit-popup p {
  color: var(--text-muted);
  font-size: .95rem;
  margin-bottom: 24px;
}
.exit-popup strong { color: var(--text-dark); }
.exit-close-link {
  display: block;
  margin-top: 14px;
  color: var(--text-muted);
  font-size: .8rem;
  text-decoration: underline;
  cursor: pointer;
  transition: color var(--transition);
}
.exit-close-link:hover { color: var(--danger); }

/* ═══════════════════════════════════════
   AOS ANIMATION HELPERS
═══════════════════════════════════════ */
[data-aos] {
  opacity: 0;
  transition: opacity .6s ease, transform .6s ease;
}
[data-aos="fade-up"] { transform: translateY(30px); }
[data-aos="fade-left"] { transform: translateX(30px); }
[data-aos="fade-right"] { transform: translateX(-30px); }
[data-aos="zoom-in"] { transform: scale(.88); }
[data-aos="slide-up"] { transform: translateY(40px); }
[data-aos].in-view { opacity: 1; transform: none; }

/* ═══════════════════════════════════════
   MOBILE FIRST BREAKPOINTS
═══════════════════════════════════════ */
@media (max-width: 575px) {
  section { padding: 60px 0; }
  .section-title { font-size: 1.5rem; }
  .section-subtitle { font-size: .95rem; margin-bottom: 2rem; }
  .hero { min-height: auto; padding: 100px 0 60px; }
  .hero-inner { gap: 32px; }
  .hero-product-img { max-width: 280px; }
  .btn-hero, .btn-final {
    font-size: .95rem;
    padding: 16px 28px;
    width: 100%;
  }
  .final-cta { padding: 70px 0; }
  .time-block span { font-size: 1.6rem; }
  .time-block { min-width: 60px; padding: 10px 16px; }
  .price-card { padding: 24px 18px; }
}

@media (min-width: 576px) and (max-width: 767px) {
  .hero-inner { gap: 36px; }
  .hero-product-img { max-width: 320px; }
}

@media (min-width: 768px) {
  .btn-hero { width: auto; }
  .btn-final { width: auto; }
}

/* Touch device - mobile tap feedback */
@media (hover: none) {
  .btn:active { transform: scale(0.98) !important; }
  .badge-card:active { transform: scale(0.98) !important; }
  .review-card:active { transform: scale(0.98) !important; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}