/* ============================================
   AudiVax — styles.css
   Design: Medical Premium + Deep Blue + 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', sans-serif;
  color: #1a2340;
  background: #fff;
  overflow-x: hidden;
  line-height: 1.7;
}

/* ---- CSS VARIABLES ---- */
:root {
  --blue-dark: #0d1b3e;
  --blue-mid: #1a3a6b;
  --blue-light: #2563eb;
  --gold: #d4a017;
  --gold-light: #f0c040;
  --teal: #0ea5e9;
  --white: #ffffff;
  --off-white: #f0f7ff;
  --text-dark: #0d1b3e;
  --text-body: #374151;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(13,27,62,0.12);
  --shadow-lg: 0 12px 48px rgba(13,27,62,0.18);
  --transition: all 0.3s ease;
}

/* ---- TYPOGRAPHY ---- */
h1, h2, h3, h4 { font-family: 'Montserrat', sans-serif; font-weight: 800; line-height: 1.2; color: var(--blue-dark); }
p { font-family: 'Open Sans', sans-serif; color: var(--text-body); line-height: 1.75; }
a { text-decoration: none; color: inherit; }

/* ---- UTILITIES ---- */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-pad { padding: 80px 0; }
.bg-alt { background: var(--off-white); }
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }
.left-align { text-align: left; }
.gradient-text {
  background: linear-gradient(135deg, var(--gold), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-label {
  display: inline-block;
  background: linear-gradient(135deg, var(--blue-light), var(--teal));
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 16px;
}
.section-h2 {
  font-size: clamp(22px, 4vw, 38px);
  text-align: center;
  margin-bottom: 14px;
  color: var(--blue-dark);
}
.section-sub {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
  font-size: 17px;
  color: var(--text-body);
}
.section-h2.left-align, .section-sub.left-align { text-align: left; margin-left: 0; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  padding: 14px 32px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  min-height: 52px;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue-light), var(--teal));
  color: #fff;
  box-shadow: 0 4px 20px rgba(37,99,235,0.35);
}
.btn-primary:hover { transform: scale(1.05); box-shadow: 0 8px 32px rgba(37,99,235,0.5); }
.btn-primary:active { transform: scale(0.98); }
.btn-secondary {
  background: transparent;
  color: var(--blue-light);
  border: 2.5px solid var(--blue-light);
}
.btn-secondary:hover { background: var(--blue-light); color: #fff; transform: scale(1.05); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--blue-dark);
  box-shadow: 0 4px 20px rgba(212,160,23,0.4);
}
.btn-gold:hover { transform: scale(1.05); box-shadow: 0 8px 32px rgba(212,160,23,0.6); }
.btn-nav {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--blue-dark);
  padding: 10px 24px;
  font-size: 14px;
  min-height: 44px;
  border-radius: 50px;
}
.btn-nav:hover { transform: scale(1.05); }
.btn-full { width: 100%; }
.btn-xl { font-size: 18px; padding: 18px 40px; }
.pulse-btn { animation: pulse 2s infinite; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,99,235,0.4); }
  50% { box-shadow: 0 8px 40px rgba(37,99,235,0.7); }
}

/* ---- NAVIGATION ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(13,27,62,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}
.site-header.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.3); }
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo-img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.logo-text {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 22px;
  color: #fff;
  letter-spacing: 1px;
}
.desktop-nav { display: flex; align-items: center; gap: 32px; }
.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  transition: color 0.2s;
  letter-spacing: 0.5px;
}
.nav-link:hover { color: var(--gold-light); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  min-width: 44px;
  min-height: 44px;
  justify-content: center;
  align-items: center;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--blue-dark);
  padding: 0 20px 24px;
  gap: 4px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.mobile-menu.open { max-height: 400px; }
.mobile-nav-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: rgba(255,255,255,0.9);
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.mobile-cta { margin-top: 12px; }

/* ---- HERO ---- */
.hero-section {
  position: relative;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-mid) 60%, #1e4080 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
}
.hero-bg-anim {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 600px 400px at 80% 50%, rgba(14,165,233,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 400px 300px at 10% 80%, rgba(212,160,23,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 20px;
  position: relative;
  z-index: 2;
}
.hero-image-col { display: flex; justify-content: center; align-items: center; }
.hero-img-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-glow-ring {
  position: absolute;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,0.25) 0%, transparent 70%);
  animation: heroGlow 3s ease-in-out infinite;
}
@keyframes heroGlow {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.1); opacity: 1; }
}
.hero-product-img {
  width: min(320px, 85vw);
  height: auto;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 20px 60px rgba(14,165,233,0.4));
  animation: heroFloat 4s ease-in-out infinite;
}
@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-18px); }
}
.hero-badge-float {
  position: absolute;
  top: 10%;
  right: -10px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 30px;
  animation: badgePop 3s ease-in-out infinite 0.5s;
  z-index: 3;
}
.hero-badge-float-2 {
  position: absolute;
  bottom: 15%;
  left: -10px;
  background: rgba(212,160,23,0.25);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(212,160,23,0.5);
  color: var(--gold-light);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 30px;
  animation: badgePop 3s ease-in-out infinite 1s;
  z-index: 3;
}
@keyframes badgePop {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-5px) scale(1.03); }
}
.hero-content-col { color: #fff; }
.hero-tag {
  display: inline-block;
  background: rgba(212,160,23,0.2);
  border: 1px solid rgba(212,160,23,0.5);
  color: var(--gold-light);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 20px;
}
.hero-h1 {
  font-size: clamp(28px, 5vw, 52px);
  color: #fff;
  margin-bottom: 24px;
  line-height: 1.15;
}
.hero-desc {
  color: rgba(255,255,255,0.85);
  margin-bottom: 16px;
  font-size: 16px;
}
.hero-desc strong { color: var(--gold-light); }
.hero-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}
.hero-trust-row span {
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.08);
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.15);
}
.btn-hero { font-size: 17px; padding: 18px 36px; }
.hero-disclaimer {
  margin-top: 14px;
  color: rgba(255,255,255,0.6);
  font-size: 13px;
}
.hero-wave {
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  line-height: 0;
}
.hero-wave svg { width: 100%; height: 80px; display: block; }

/* ---- WHY CHOOSE ---- */
.why-section { background: var(--off-white); text-align: center; }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 16px;
}
.why-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid rgba(37,99,235,0.08);
}
.why-card:hover {
  transform: scale(1.05) rotate(1deg);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37,99,235,0.25);
}
.why-icon-wrap {
  width: 90px;
  height: 90px;
  margin: 0 auto 20px;
  background: var(--off-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.why-icon { width: 64px; height: 64px; object-fit: contain; }
.why-card h3 {
  font-size: 15px;
  color: var(--blue-dark);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.why-card p { font-size: 14px; color: var(--text-body); }

/* ---- WHAT IS ---- */
.what-section { background: #fff; }
.what-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.what-img-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.what-img { width: 100%; height: auto; display: block; border-radius: var(--radius); }
.what-img-badge {
  position: absolute;
  bottom: 20px; left: 20px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--blue-dark);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 8px 18px;
  border-radius: 30px;
}
.what-content-col p { margin-bottom: 16px; }

/* ---- HOW IT WORKS ---- */
.how-section { background: var(--off-white); }
.accordion-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.accordion-item {
  background: #fff;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  border: 1px solid rgba(37,99,235,0.08);
  overflow: hidden;
}
.accordion-btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--blue-dark);
  text-align: left;
  min-height: 64px;
  transition: background 0.2s;
  gap: 12px;
}
.accordion-btn:hover { background: var(--off-white); }
.accordion-btn[aria-expanded="true"] { color: var(--blue-light); }
.acc-icon {
  font-size: 22px;
  font-weight: 400;
  min-width: 24px;
  text-align: center;
  transition: transform 0.3s;
  color: var(--blue-light);
}
.accordion-btn[aria-expanded="true"] .acc-icon { transform: rotate(45deg); }
.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
  padding: 0 24px;
}
.accordion-body.open { max-height: 300px; padding: 0 24px 24px; }
.accordion-body p { font-size: 15px; }

/* ---- REVIEWS ---- */
.reviews-section { background: #fff; }
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.review-card {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--blue-light);
  transition: var(--transition);
}
.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.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(--blue-light);
  flex-shrink: 0;
}
.review-header strong { font-family: 'Montserrat', sans-serif; font-size: 15px; color: var(--blue-dark); display: block; }
.review-location { font-size: 12px; color: #6b7280; }
.stars { color: #f59e0b; font-size: 16px; }
.review-text { font-size: 14px; line-height: 1.7; margin-bottom: 12px; }
.review-verify { font-size: 12px; color: #16a34a; font-weight: 600; }
.reviews-cta-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.five-star-img { max-width: 200px; height: auto; }

/* ---- PRICING ---- */
.pricing-section { background: var(--blue-dark); color: #fff; }
.pricing-section .section-h2 { color: #fff; }
.pricing-section .section-sub { color: rgba(255,255,255,0.75); }
.bg-alt.pricing-section { background: var(--off-white); }
.bg-alt.pricing-section .section-h2 { color: var(--blue-dark); }
.bg-alt.pricing-section .section-sub { color: var(--text-body); }
.countdown-wrapper { text-align: center; margin-bottom: 40px; }
.countdown-label { color: rgba(255,255,255,0.75); font-family: 'Montserrat', sans-serif; font-size: 14px; margin-bottom: 12px; }
.bg-alt .countdown-label { color: var(--text-body); }
.countdown-timer {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  border: 2px solid rgba(212,160,23,0.4);
  border-radius: var(--radius);
  padding: 16px 28px;
}
.bg-alt .countdown-timer { background: var(--blue-dark); }
.time-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 60px;
}
.time-block span {
  font-family: 'Montserrat', sans-serif;
  font-size: 48px;
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1;
}
.time-block small {
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 2px;
  margin-top: 4px;
}
.time-sep {
  font-size: 48px;
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1;
  margin-bottom: 14px;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.pricing-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 2px solid transparent;
  position: relative;
  transition: var(--transition);
  color: var(--blue-dark);
}
.pricing-card:hover { transform: translateY(-6px); }
.pricing-card--popular {
  border-color: var(--gold);
  transform: scale(1.04);
}
.pricing-card--popular:hover { transform: scale(1.07) translateY(-4px); }
.popular-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--blue-dark);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  padding: 6px 18px;
  border-radius: 30px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(212,160,23,0.4);
}
.pricing-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--blue-light);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.pricing-bottles {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 24px;
  color: var(--blue-dark);
  margin-bottom: 4px;
}
.pricing-supply { font-size: 13px; color: #6b7280; margin-bottom: 16px; }
.pricing-img {
  width: 100%;
  max-width: 160px;
  height: auto;
  margin: 0 auto 16px;
  display: block;
}
.pricing-price {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 42px;
  color: var(--blue-light);
  margin-bottom: 6px;
}
.pricing-price span { font-size: 18px; color: #6b7280; }
.pricing-total { font-size: 14px; color: #6b7280; margin-bottom: 14px; }
.pricing-total s { color: #ef4444; }
.pricing-perks {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}
.pricing-perks span {
  background: linear-gradient(135deg, #dcfce7, #d1fae5);
  color: #16a34a;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 20px;
  display: inline-block;
}
.atc-img { height: 32px; width: auto; max-width: 100%; }
.cards-img { max-width: 180px; width: 100%; margin: 12px auto 0; display: block; }
.pricing-stars-row { text-align: center; margin-top: 32px; }

/* ---- BONUS ---- */
.bonus-section { background: var(--off-white); }
.bonus-tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--blue-dark);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 13px;
  padding: 8px 20px;
  border-radius: 30px;
  margin-bottom: 16px;
}
.bonus-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 16px;
}
.bonus-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 2px solid rgba(212,160,23,0.2);
  transition: var(--transition);
}
.bonus-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--gold); }
.bonus-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 12px;
}
.bonus-img { max-width: 200px; width: 100%; height: auto; margin: 0 auto 20px; display: block; }
.bonus-card h3 { font-size: 18px; margin-bottom: 12px; }
.bonus-card p { font-size: 14px; }

/* ---- INGREDIENTS ---- */
.ingredients-section { background: #fff; }
.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.ing-card {
  background: var(--off-white);
  border-radius: var(--radius-sm);
  padding: 24px 20px;
  border: 1px solid rgba(37,99,235,0.1);
  transition: var(--transition);
}
.ing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--blue-light); }
.ing-icon { font-size: 28px; margin-bottom: 10px; display: block; }
.ing-card h3 { font-size: 16px; color: var(--blue-dark); margin-bottom: 8px; }
.ing-card p { font-size: 14px; }

/* ---- SCIENCE ---- */
.science-section { background: var(--off-white); }
.science-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.science-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--teal);
  transition: var(--transition);
}
.science-card:hover { transform: translateY(-4px); }
.science-card h3 { font-size: 17px; margin-bottom: 12px; color: var(--blue-dark); }
.science-card p { font-size: 14px; line-height: 1.7; margin-bottom: 10px; }
.science-card small { color: #6b7280; font-style: italic; font-size: 12px; }

/* ---- GUARANTEE ---- */
.guarantee-section { background: #fff; }
.guarantee-container {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: center;
}
.guarantee-img { width: 100%; max-width: 320px; height: auto; margin: 0 auto; display: block; }
.guarantee-point {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
  align-items: flex-start;
}
.g-icon {
  font-size: 28px;
  min-width: 48px;
  height: 48px;
  background: var(--off-white);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.guarantee-point h3 { font-size: 16px; margin-bottom: 6px; }
.guarantee-point p { font-size: 14px; }

/* ---- BENEFITS ---- */
.benefits-section { background: var(--off-white); }
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}
.benefit-item {
  display: flex;
  gap: 14px;
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  align-items: flex-start;
}
.benefit-item:hover { transform: translateX(6px); box-shadow: var(--shadow-lg); }
.benefit-check { font-size: 22px; min-width: 32px; }
.benefit-item h3 { font-size: 15px; margin-bottom: 6px; }
.benefit-item p { font-size: 14px; }

/* ---- FAQ ---- */
.faq-section { background: #fff; }
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }

/* ---- FINAL CTA ---- */
.final-cta-section {
  position: relative;
  background: linear-gradient(135deg, var(--blue-dark), var(--blue-mid));
  overflow: hidden;
  padding: 80px 0;
}
.final-cta-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 500px 300px at 20% 50%, rgba(212,160,23,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 400px 400px at 85% 60%, rgba(14,165,233,0.1) 0%, transparent 60%);
  pointer-events: none;
}
.final-cta-container {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.final-img-glow {
  position: absolute;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,160,23,0.3) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.final-cta-img-col { position: relative; display: flex; justify-content: center; }
.final-cta-img {
  max-width: 300px;
  width: 100%;
  height: auto;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 20px 60px rgba(212,160,23,0.3));
}
.floating-anim { animation: heroFloat 4s ease-in-out infinite; }
.final-urgency-tag {
  display: inline-block;
  background: rgba(239,68,68,0.2);
  border: 1px solid rgba(239,68,68,0.5);
  color: #fca5a5;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 16px;
}
.final-cta-h2 {
  font-size: clamp(22px, 3.5vw, 36px);
  color: #fff;
  margin-bottom: 18px;
}
.final-cta-content p { color: rgba(255,255,255,0.85); margin-bottom: 24px; }
.final-price-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}
.old-price { color: rgba(255,255,255,0.5); font-size: 16px; font-family: 'Montserrat', sans-serif; }
.new-price {
  color: var(--gold-light);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 24px;
}
.final-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}
.final-trust-row span {
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  background: rgba(255,255,255,0.07);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.12);
}
.btn-gold.pulse-btn { animation: pulseGold 2s infinite; }
@keyframes pulseGold {
  0%, 100% { box-shadow: 0 4px 20px rgba(212,160,23,0.4); }
  50% { box-shadow: 0 8px 40px rgba(212,160,23,0.7); }
}

/* ---- FOOTER ---- */
.site-footer { background: var(--blue-dark); color: rgba(255,255,255,0.85); }
.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  padding: 60px 20px 40px;
}
.footer-logo-row { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-logo-img { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; }
.footer-brand {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 20px;
  color: #fff;
}
.footer-tagline { font-size: 14px; color: rgba(255,255,255,0.65); }
.footer-col h4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--gold-light);
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.legal-link {
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  transition: color 0.2s;
}
.legal-link:hover { color: var(--gold-light); }
.link-separator { color: rgba(255,255,255,0.3); font-size: 12px; }
.social-row { display: flex; gap: 12px; flex-wrap: wrap; }
.social-icon {
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.8);
  transition: var(--transition);
}
.social-icon:hover { background: var(--blue-light); color: #fff; transform: scale(1.1); }
.footer-disclaimer {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 24px 20px;
}
.footer-disclaimer p {
  color: rgba(255,255,255,0.5);
  font-size: 12px;
  line-height: 1.8;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  margin-bottom: 8px;
}
.footer-copyright { font-size: 12px; }
.footer-copyright a { color: var(--gold-light); }

/* ---- SCROLL TOP ---- */
.scroll-top {
  position: fixed;
  bottom: 28px; right: 24px;
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--blue-light), var(--teal));
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,99,235,0.4);
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 999;
}
.scroll-top.visible { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: scale(1.1) translateY(-3px); }

/* ---- PURCHASE NOTIFICATION ---- */
.purchase-notif {
  position: fixed;
  bottom: 88px; left: 20px;
  z-index: 998;
  background: #fff;
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  border-left: 4px solid #16a34a;
  transform: translateX(-140%);
  transition: transform 0.5s cubic-bezier(0.34,1.56,0.64,1);
  max-width: 300px;
  width: calc(100vw - 48px);
}
.purchase-notif.show { transform: translateX(0); }
.notif-inner { display: flex; align-items: center; gap: 10px; padding: 12px 14px; }
.notif-img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.notif-text { font-size: 13px; line-height: 1.4; flex: 1; }
.notif-text strong { color: var(--blue-dark); }
.notif-close {
  background: none;
  border: none;
  cursor: pointer;
  color: #6b7280;
  font-size: 14px;
  padding: 4px;
  min-width: 28px;
  min-height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.2s;
}
.notif-close:hover { background: #f3f4f6; }

/* ---- EXIT POPUP ---- */
.exit-popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(13,27,62,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  backdrop-filter: blur(4px);
}
.exit-popup-overlay.show { opacity: 1; pointer-events: auto; }
.exit-popup-box {
  background: #fff;
  border-radius: var(--radius);
  padding: 40px 32px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  position: relative;
  box-shadow: 0 24px 80px rgba(0,0,0,0.4);
  animation: popIn 0.4s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes popIn {
  from { transform: scale(0.7) translateY(30px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}
.exit-popup-close {
  position: absolute;
  top: 12px; right: 16px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  color: #6b7280;
  padding: 6px;
  min-width: 36px;
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}
.exit-popup-close:hover { background: #f3f4f6; color: var(--blue-dark); }
.exit-popup-badge {
  display: inline-block;
  background: #fef3c7;
  color: #92400e;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 13px;
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 16px;
}
.exit-popup-title {
  font-size: clamp(20px, 4vw, 26px);
  color: var(--blue-dark);
  margin-bottom: 16px;
}
.exit-popup-box p { font-size: 15px; margin-bottom: 24px; }
.exit-popup-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--blue-dark);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 16px;
  padding: 16px 32px;
  border-radius: 50px;
  min-height: 56px;
  width: 100%;
  box-shadow: 0 4px 20px rgba(212,160,23,0.4);
  transition: var(--transition);
  margin-bottom: 12px;
}
.exit-popup-cta:hover { transform: scale(1.05); }
.exit-popup-sub { font-size: 12px; color: #6b7280; }

/* ---- REVEAL ANIMATIONS ---- */
.reveal-up, .reveal-left, .reveal-right, .fade-left, .fade-right {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-up { transform: translateY(40px); }
.reveal-left, .fade-left { transform: translateX(-50px); }
.reveal-right, .fade-right { transform: translateX(50px); }
.reveal-up.visible, .reveal-left.visible, .reveal-right.visible,
.fade-left.visible, .fade-right.visible {
  opacity: 1;
  transform: translate(0);
}
[class*="reveal-"].visible { transition-delay: var(--delay, 0s); }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .ingredients-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section-pad { padding: 56px 0; }
  .desktop-nav { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: flex; }
  .hero-container { grid-template-columns: 1fr; gap: 32px; padding: 40px 20px; text-align: center; }
  .hero-image-col { order: 1; }
  .hero-content-col { order: 2; }
  .hero-trust-row { justify-content: center; }
  .hero-badge-float, .hero-badge-float-2 { display: none; }
  .what-container { grid-template-columns: 1fr; gap: 32px; }
  .what-img-col { order: 1; }
  .what-content-col { order: 2; }
  .reviews-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }
  .pricing-card--popular { transform: scale(1); }
  .bonus-grid { grid-template-columns: 1fr; }
  .science-grid { grid-template-columns: 1fr; }
  .guarantee-container { grid-template-columns: 1fr; gap: 32px; }
  .guarantee-img-col { order: 1; }
  .guarantee-content-col { order: 2; }
  .benefits-grid { grid-template-columns: 1fr; }
  .final-cta-container { grid-template-columns: 1fr; gap: 32px; text-align: center; }
  .final-price-row { justify-content: center; }
  .final-trust-row { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; text-align: center; }
  .footer-logo-row { justify-content: center; }
  .footer-legal-links { justify-content: center; }
  .social-row { justify-content: center; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .ingredients-grid { grid-template-columns: 1fr; }
  .time-block span { font-size: 36px; }
  .time-sep { font-size: 36px; }
  .exit-popup-box { padding: 28px 20px; }
}

@media (max-width: 576px) {
  .why-grid { grid-template-columns: 1fr; }
  .hero-h1 { font-size: 26px; }
  .countdown-timer { padding: 12px 20px; }
  .time-block { min-width: 48px; }
  .time-block span { font-size: 32px; }
  .time-sep { font-size: 32px; }
  .section-h2 { font-size: 22px; }
  .purchase-notif { left: 10px; right: 10px; max-width: none; width: auto; bottom: 80px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal-up, .reveal-left, .reveal-right, .fade-left, .fade-right { opacity: 1; transform: none; }
}