/* ===========================================
   VIGOR BOOST — STYLES.CSS
   Premium Luxury Design: Black / Gold / White
   Mobile-first, fully responsive
=========================================== */

:root {
  --bg-dark: #0B0B0D;
  --bg-dark-alt: #131316;
  --gold: #D4AF37;
  --gold-light: #F1D88A;
  --white: #FFFFFF;
  --text-muted: #B9B6AE;
  --accent: #D4AF37;
  --success: #3DDC84;
  --danger: #FF5757;
  --card-bg: #18181B;
  --card-border: #2A2A2E;
  --radius: 16px;
  --shadow-gold: 0 10px 40px rgba(212,175,55,0.25);
  --font-head: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  width: 100%;
}

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

a { text-decoration: none; color: inherit; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
}

.gradient-text {
  background: linear-gradient(90deg, var(--gold-light), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-pad { padding: 60px 0; }
.bg-dark-alt { background: var(--bg-dark-alt); }

.section-tag {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 12px;
  border: 1px solid var(--card-border);
  padding: 6px 14px;
  border-radius: 50px;
}

.section-h2 {
  font-size: 24px;
  margin-bottom: 16px;
  line-height: 1.3;
}

.section-sub {
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 36px;
  font-size: 16px;
}

/* ===== BUTTONS ===== */
.btn-primary, .btn-hero, .btn-price {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  min-height: 48px;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: #1A1A1A;
  padding: 14px 28px;
  border-radius: 50px;
  font-size: 16px;
  margin-top: 10px;
}

.btn-hero {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: #1A1A1A;
  padding: 16px 32px;
  border-radius: 50px;
  font-size: 17px;
  width: 100%;
  margin: 24px 0 16px;
  box-shadow: var(--shadow-gold);
}

.btn-price {
  background: var(--gold);
  color: #1A1A1A;
  padding: 14px 20px;
  border-radius: 10px;
  font-size: 15px;
  width: 100%;
  margin: 16px 0 12px;
}

.btn-primary:hover, .btn-hero:hover, .btn-price:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 30px rgba(212,175,55,0.4);
}
.btn-primary:active, .btn-hero:active, .btn-price:active {
  transform: scale(0.98);
}

.pulse-btn { animation: pulseBtn 2s infinite; }
@keyframes pulseBtn {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212,175,55,0.5); }
  50% { box-shadow: 0 0 0 14px rgba(212,175,55,0); }
}

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; width: 100%;
  z-index: 1000;
  background: rgba(11,11,13,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
  transition: padding 0.3s ease;
}
.navbar.scrolled { padding: 4px 0; }

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  color: var(--white);
}
.logo-v { color: var(--gold); font-size: 26px; }
.logo-accent { color: var(--gold); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  position: fixed;
  top: 0; right: -100%;
  height: 100vh;
  width: 78%;
  max-width: 320px;
  background: var(--bg-dark-alt);
  flex-direction: column;
  justify-content: center;
  transition: right 0.35s ease;
  z-index: 999;
  box-shadow: -10px 0 30px rgba(0,0,0,0.4);
}
.nav-links.open { right: 0; }

.nav-link {
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
  padding: 10px;
}
.nav-link:hover { color: var(--gold); }

.nav-cta-btn {
  background: var(--gold);
  color: #1A1A1A;
  padding: 12px 22px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 14px;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: 0.3s;
  margin: 0 auto;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 110px 0 50px;
  overflow: hidden;
  background: radial-gradient(circle at 20% 20%, rgba(212,175,55,0.12), transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(212,175,55,0.08), transparent 50%),
              var(--bg-dark);
}

.hero-bg-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
  position: relative;
  z-index: 1;
}

.hero-image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 30px 0;
}

.hero-bottle-glow {
  position: absolute;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(212,175,55,0.35), transparent 70%);
  border-radius: 50%;
  filter: blur(20px);
  animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.15); opacity: 1; }
}

.hero-bottle {
  max-width: 220px;
  position: relative;
  z-index: 2;
  animation: floatBottle 4s ease-in-out infinite;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
}

@keyframes floatBottle {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-18px) rotate(1deg); }
}

.hero-badge-float {
  position: absolute;
  background: var(--card-bg);
  border: 1px solid var(--gold);
  color: var(--gold-light);
  font-size: 11px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 50px;
  z-index: 3;
  animation: floatBadge 3s ease-in-out infinite;
  display: none;
}

@media (min-width: 480px) {
  .hero-badge-float { display: block; }
}

.badge-1 { top: 10%; left: 0%; animation-delay: 0s; }
.badge-2 { top: 45%; right: 0%; animation-delay: 0.5s; }
.badge-3 { bottom: 10%; left: 10%; animation-delay: 1s; }

@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-eyebrow {
  color: var(--gold);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1px;
  margin-bottom: 14px;
  text-transform: uppercase;
}

.hero-h1 {
  font-size: 26px;
  line-height: 1.25;
  margin-bottom: 18px;
  font-weight: 800;
}

.hero-desc {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 14px;
}

.hero-stars {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 16px 0;
  flex-wrap: wrap;
}
.stars-row { color: var(--gold); font-size: 18px; letter-spacing: 2px; }
.stars-text { color: var(--text-muted); font-size: 14px; }

.hero-trust {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  color: var(--text-muted);
}

/* ===== FADE ANIMATIONS ===== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== WHY CHOOSE US ===== */
.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.why-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: center;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}
.why-card:hover {
  transform: scale(1.05) rotate(1deg);
  box-shadow: var(--shadow-gold);
  border-color: var(--gold);
}

.why-icon-wrap {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  background: rgba(212,175,55,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
}
.why-icon-img { border-radius: 50%; }

.why-card h3 { font-size: 18px; margin-bottom: 10px; }
.why-card p { color: var(--text-muted); font-size: 14.5px; }

/* ===== WHAT IS ===== */
.what-grid {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.what-img-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--card-border);
}
.what-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }

.what-badge-overlay {
  position: absolute;
  bottom: 14px; left: 14px;
  background: rgba(11,11,13,0.85);
  border: 1px solid var(--gold);
  color: var(--gold-light);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 700;
}

.what-content p { color: var(--text-muted); margin-bottom: 14px; font-size: 16px; }

/* ===== ACCORDION (How it works) ===== */
.accordion-list { display: flex; flex-direction: column; gap: 14px; }

.acc-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  overflow: hidden;
}

.acc-header {
  width: 100%;
  background: none;
  border: none;
  color: var(--white);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15.5px;
  padding: 18px 16px;
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  text-align: left;
}
.acc-header span:nth-child(2) { flex: 1; }
.acc-icon { font-size: 20px; }
.acc-arrow { transition: transform 0.3s ease; color: var(--gold); }
.acc-item.active .acc-arrow { transform: rotate(180deg); }

.acc-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.acc-item.active .acc-body { max-height: 500px; }
.acc-body p { padding: 0 16px 20px 48px; color: var(--text-muted); font-size: 15px; }

/* ===== REVIEWS ===== */
.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.review-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 24px;
}
.review-stars { color: var(--gold); font-size: 16px; margin-bottom: 10px; }
.review-text { color: var(--text-muted); font-size: 15px; margin-bottom: 18px; }

.reviewer { display: flex; align-items: center; gap: 12px; }
.reviewer-img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; border: 2px solid var(--gold); }
.reviewer div { display: flex; flex-direction: column; font-size: 13px; }
.reviewer strong { font-size: 15px; }
.reviewer span { color: var(--text-muted); }

/* ===== PRICING ===== */
.countdown-wrap {
  background: var(--card-bg);
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  margin-bottom: 36px;
}
.countdown-label { font-weight: 700; color: var(--gold-light); margin-bottom: 12px; font-size: 15px; }
.countdown-timer { display: flex; align-items: center; justify-content: center; gap: 10px; }
.cd-box {
  background: var(--bg-dark);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 10px 16px;
  min-width: 70px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.cd-box span { font-size: 28px; font-weight: 800; color: var(--gold); font-family: var(--font-head); }
.cd-box small { font-size: 11px; color: var(--text-muted); letter-spacing: 1px; }
.cd-sep { font-size: 24px; color: var(--gold); font-weight: 800; }

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.price-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: center;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.price-card:hover { transform: scale(1.03); }

.price-card.popular {
  border: 2px solid var(--gold);
  background: linear-gradient(160deg, rgba(212,175,55,0.1), var(--card-bg));
  box-shadow: var(--shadow-gold);
}

.popular-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: #1A1A1A;
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.price-label { color: var(--gold); font-weight: 700; font-size: 13px; letter-spacing: 1px; margin-bottom: 6px; }
.price-qty { font-size: 22px; font-weight: 800; font-family: var(--font-head); }
.price-supply { color: var(--text-muted); font-size: 13.5px; margin-bottom: 16px; }
.price-img { max-width: 140px; margin: 0 auto 16px; }

.price-tag { font-size: 22px; font-weight: 800; font-family: var(--font-head); margin-bottom: 4px; }
.price-old { color: var(--text-muted); text-decoration: line-through; font-size: 16px; font-weight: 500; }
.price-now { color: var(--gold); }
.price-per { color: var(--text-muted); font-size: 13px; margin-bottom: 14px; }

.bonus-badges { display: flex; flex-direction: column; gap: 8px; margin-bottom: 6px; }
.bonus-tag {
  background: rgba(61,220,132,0.12);
  color: var(--success);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 6px;
}

.payment-logos { max-width: 160px; margin: 8px auto 0; opacity: 0.85; }

.rating-center { text-align: center; margin-bottom: 24px; }
.five-star-img { max-width: 160px; margin: 0 auto 10px; }
.rating-center p { color: var(--text-muted); font-size: 14px; }

.security-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 13.5px;
}

/* ===== BONUSES ===== */
.bonus-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.bonus-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.bonus-img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.bonus-card-content { padding: 22px; }
.bonus-number { color: var(--gold); font-weight: 800; font-size: 13px; letter-spacing: 1px; margin-bottom: 8px; }
.bonus-card h3 { font-size: 18px; margin-bottom: 10px; }
.bonus-card p { color: var(--text-muted); font-size: 14.5px; margin-bottom: 14px; }
.bonus-value { font-size: 14px; }
.strike { text-decoration: line-through; color: var(--text-muted); }
.green { color: var(--success); }

/* ===== INGREDIENTS ===== */
.ing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.ing-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 22px;
  position: relative;
}
.ing-number {
  position: absolute;
  top: 16px; right: 18px;
  font-size: 32px;
  font-weight: 800;
  color: rgba(212,175,55,0.15);
  font-family: var(--font-head);
}
.ing-card h3 { font-size: 17px; margin-bottom: 10px; }
.ing-card p { color: var(--text-muted); font-size: 14.5px; }

/* ===== SCIENCE ===== */
.science-list { display: flex; flex-direction: column; gap: 14px; }
.science-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  overflow: hidden;
}
.sci-header {
  width: 100%;
  background: none;
  border: none;
  color: var(--white);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14.5px;
  padding: 18px 16px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  cursor: pointer;
  text-align: left;
}
.science-item.active .acc-arrow { transform: rotate(180deg); }
.sci-body { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.science-item.active .sci-body { max-height: 600px; }
.sci-body p { padding: 0 16px 20px; color: var(--text-muted); font-size: 14.5px; line-height: 1.8; }

/* ===== GUARANTEE ===== */
.guarantee-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.guarantee-img { border-radius: var(--radius); border: 1px solid var(--card-border); }
.guarantee-points { display: flex; flex-direction: column; gap: 22px; margin: 24px 0; }
.gp-item { display: flex; gap: 16px; }
.gp-icon { font-size: 28px; flex-shrink: 0; }
.gp-item h3 { font-size: 16.5px; margin-bottom: 6px; }
.gp-item p { color: var(--text-muted); font-size: 14.5px; }

/* ===== BENEFITS ===== */
.benefits-grid { display: flex; flex-direction: column; gap: 18px; }
.benefit-item {
  display: flex;
  gap: 14px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  padding: 18px;
  border-radius: 12px;
}
.benefit-check { font-size: 22px; flex-shrink: 0; }
.benefit-item h3 { font-size: 16px; margin-bottom: 6px; }
.benefit-item p { color: var(--text-muted); font-size: 14.5px; }

/* ===== FAQ ===== */
.faq-list { display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  overflow: hidden;
}
.faq-q {
  width: 100%;
  background: none;
  border: none;
  color: var(--white);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15px;
  padding: 18px 16px;
  min-height: 44px;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-q::after {
  content: '+';
  font-size: 22px;
  color: var(--gold);
  transition: transform 0.3s ease;
  margin-left: 10px;
}
.faq-item.active .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-item.active .faq-a { max-height: 400px; }
.faq-a p { padding: 0 16px 20px; color: var(--text-muted); font-size: 14.5px; }

/* ===== FINAL CTA ===== */
.final-cta {
  position: relative;
  overflow: hidden;
  text-align: center;
}
.final-cta-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 30%, rgba(212,175,55,0.18), transparent 60%);
  z-index: 0;
}
.final-cta-grid { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 30px; }
.final-img-wrap { position: relative; display: flex; justify-content: center; }
.final-cta-img { max-width: 200px; animation: floatBottle 4s ease-in-out infinite; }
.final-glow-ring {
  position: absolute;
  width: 240px; height: 240px;
  border: 1px dashed var(--gold);
  border-radius: 50%;
  animation: spinSlow 12s linear infinite;
}
@keyframes spinSlow { to { transform: rotate(360deg); } }

.final-h2 { font-size: 24px; line-height: 1.3; margin-bottom: 18px; }
.final-old-price { color: var(--text-muted); font-size: 16px; }
.final-special-price { font-size: 26px; font-weight: 800; margin: 10px 0 20px; font-family: var(--font-head); }
.price-highlight { color: var(--gold); }
.final-checklist { list-style: none; text-align: left; display: inline-block; margin-bottom: 10px; color: var(--text-muted); font-size: 15px; }
.final-checklist li { margin-bottom: 8px; }
.final-secure { color: var(--text-muted); font-size: 13.5px; margin-top: 10px; }

/* ===== FOOTER ===== */
.footer { background: var(--bg-dark-alt); padding: 50px 0 20px; border-top: 1px solid var(--card-border); }
.footer-top { display: flex; flex-direction: column; gap: 32px; margin-bottom: 30px; }
.footer-logo { font-family: var(--font-head); font-weight: 800; font-size: 22px; margin-bottom: 14px; }
.footer-brand p { color: var(--text-muted); font-size: 14px; margin-bottom: 16px; }

.social-links { display: flex; gap: 12px; }
.social-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  transition: 0.3s;
}
.social-btn:hover { background: var(--gold); color: #1A1A1A; }

.footer-links-col h4 { font-size: 15px; margin-bottom: 14px; color: var(--gold-light); }
.footer-links-col a { display: block; color: var(--text-muted); font-size: 14px; margin-bottom: 10px; }
.footer-legal-links { display: flex; flex-direction: column; }
.legal-link { color: var(--text-muted); font-size: 14px; margin-bottom: 10px; }
.link-separator { display: none; }

.footer-disclaimer {
  border-top: 1px solid var(--card-border);
  padding-top: 20px;
  margin-bottom: 16px;
}
.footer-disclaimer p { color: #777; font-size: 12.5px; line-height: 1.7; }

.footer-bottom { text-align: center; color: var(--text-muted); font-size: 13px; padding-top: 16px; border-top: 1px solid var(--card-border); }

/* ===== SCROLL TO TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 20px; right: 20px;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--gold);
  color: #1A1A1A;
  border: none;
  font-size: 22px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 998;
  box-shadow: var(--shadow-gold);
  transition: transform 0.25s ease;
}
.scroll-top.show { display: flex; }
.scroll-top:active { transform: scale(0.9); }

/* ===== PURCHASE NOTIFICATION ===== */
.notif-popup {
  position: fixed;
  bottom: 20px; left: 20px;
  max-width: 320px;
  background: var(--card-bg);
  border: 1px solid var(--gold);
  border-radius: 14px;
  padding: 14px 16px;
  z-index: 997;
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.5s ease, opacity 0.5s ease;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}
.notif-popup.show { transform: translateY(0); opacity: 1; }
.notif-avatar { font-size: 24px; }
.notif-text { display: flex; flex-direction: column; font-size: 13px; flex: 1; }
.notif-text strong { font-size: 13.5px; }
.notif-text span { color: var(--text-muted); }
.notif-close { background: none; border: none; color: var(--text-muted); font-size: 16px; cursor: pointer; padding: 6px; }

/* ===== EXIT INTENT / SCROLL POPUP ===== */
.overlay-bg {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 1100;
  display: none;
  backdrop-filter: blur(4px);
}
.overlay-bg.show { display: block; }

.overlay-popup {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.85);
  width: 90%;
  max-width: 420px;
  background: var(--card-bg);
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  z-index: 1101;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s ease, opacity 0.4s ease;
}
.overlay-popup.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: all;
}

.overlay-close {
  position: absolute;
  top: 14px; right: 14px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  width: 36px; height: 36px;
}
.overlay-emoji { font-size: 40px; margin-bottom: 12px; }
.overlay-popup-box h3 { font-size: 19px; margin-bottom: 12px; }
.overlay-popup-box p { color: var(--text-muted); font-size: 14.5px; margin-bottom: 20px; }
.overlay-cta-btn { width: 100%; margin-bottom: 14px; }
.overlay-dismiss { display: block; color: var(--text-muted); font-size: 12.5px; text-decoration: underline; }

/* =========================================================
   TABLET (min-width: 576px)
========================================================= */
@media (min-width: 576px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .ing-grid { grid-template-columns: repeat(2, 1fr); }
  .section-h2 { font-size: 28px; }
  .hero-h1 { font-size: 30px; }
}

/* =========================================================
   TABLET (min-width: 768px)
========================================================= */
@media (min-width: 768px) {
  .nav-links {
    position: static;
    flex-direction: row;
    height: auto;
    width: auto;
    background: none;
    box-shadow: none;
  }
  .hamburger { display: none; }

  .hero-grid { flex-direction: row; align-items: center; }
  .hero-image-wrap { flex: 1; }
  .hero-content { flex: 1; }
  .hero-h1 { font-size: 34px; }

  .what-grid { flex-direction: row; align-items: center; }
  .what-image, .what-content { flex: 1; }

  .guarantee-grid { flex-direction: row; align-items: center; }
  .guarantee-image, .guarantee-content { flex: 1; }

  .section-h2 { font-size: 32px; }
  .final-h2 { font-size: 30px; }

  .footer-top { flex-direction: row; justify-content: space-between; }
  .footer-brand { flex: 1.4; }
  .footer-links-col { flex: 1; }

  .footer-legal-links { flex-direction: row; gap: 16px; flex-wrap: wrap; }
  .link-separator { display: inline; color: var(--text-muted); }

  .security-row { flex-direction: row; gap: 24px; }
}

/* =========================================================
   DESKTOP (min-width: 992px)
========================================================= */
@media (min-width: 992px) {
  .why-grid { grid-template-columns: repeat(4, 1fr); }
  .reviews-grid { grid-template-columns: repeat(3, 1fr); }
  .pricing-grid { grid-template-columns: repeat(3, 1fr); }
  .bonus-grid { grid-template-columns: repeat(2, 1fr); }
  .ing-grid { grid-template-columns: repeat(3, 1fr); }
  .benefits-grid { display: grid; grid-template-columns: repeat(2, 1fr); }
  .section-pad { padding: 90px 0; }

  .hero-h1 { font-size: 44px; }
  .hero-bottle { max-width: 320px; }
  .hero-desc { font-size: 17px; }

  .final-cta-grid { flex-direction: row; text-align: left; justify-content: center; gap: 60px; }
  .final-checklist { margin: 0 auto; }
}

/* =========================================================
   LARGE DESKTOP (min-width: 1440px)
========================================================= */
@media (min-width: 1440px) {
  .container { max-width: 1320px; }
  .hero-h1 { font-size: 48px; }
}