/* ===== VISIVRA - STYLES.CSS ===== */
/* Font: Montserrat (headings), Open Sans (body) */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;900&family=Open+Sans:wght@400;500;600&display=swap');

/* ===== CSS VARIABLES ===== */
:root {
  --primary: #1E40AF;
  --primary-dark: #1e3a8a;
  --primary-light: #3B82F6;
  --accent: #06B6D4;
  --accent2: #0EA5E9;
  --gold: #F59E0B;
  --green: #10B981;
  --white: #ffffff;
  --off-white: #F0F7FF;
  --text: #1e293b;
  --text-light: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(30,64,175,0.10);
  --shadow-lg: 0 8px 40px rgba(30,64,175,0.18);
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
  --gradient: linear-gradient(135deg, #1E40AF 0%, #06B6D4 100%);
  --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1E40AF 60%, #06B6D4 100%);
}

/* ===== 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: var(--text);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
input, select, textarea { font-size: 16px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4,h5 { font-family: 'Montserrat', sans-serif; font-weight: 700; line-height: 1.2; color: var(--text); }
h1 { font-size: clamp(26px, 5vw, 52px); font-weight: 900; }
h2 { font-size: clamp(22px, 4vw, 40px); }
h3 { font-size: clamp(18px, 2.5vw, 24px); }
h4 { font-size: clamp(16px, 2vw, 20px); }
p { font-size: 16px; line-height: 1.8; color: var(--text-light); }
strong { color: var(--text); }

/* ===== LAYOUT ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
section { padding: 70px 0; }

/* ===== SECTION TAG ===== */
.section-tag {
  display: inline-block;
  background: linear-gradient(90deg, #EFF6FF, #DBEAFE);
  color: var(--primary);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 14px;
  border: 1px solid #BFDBFE;
}
.section-sub {
  color: var(--text-light);
  font-size: 17px;
  max-width: 600px;
  margin: 12px auto 40px;
  text-align: center;
}

/* ===== BUTTONS ===== */
.btn-primary, .btn-hero, .btn-final, .btn-cart, .btn-exit, .btn-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
  border-radius: 50px;
  min-height: 48px;
}
.btn-primary {
  background: var(--gradient);
  color: var(--white);
  padding: 14px 32px;
  font-size: 16px;
  box-shadow: 0 4px 20px rgba(30,64,175,0.3);
}
.btn-nav {
  background: var(--gradient);
  color: var(--white);
  padding: 10px 24px;
  font-size: 14px;
  box-shadow: 0 2px 12px rgba(30,64,175,0.25);
}
.btn-hero {
  background: linear-gradient(135deg, #F59E0B, #EF4444);
  color: var(--white);
  padding: 18px 40px;
  font-size: 18px;
  box-shadow: 0 6px 30px rgba(245,158,11,0.4);
  width: 100%;
  max-width: 420px;
  text-align: center;
}
.btn-cart {
  background: var(--gradient);
  color: var(--white);
  padding: 14px 24px;
  font-size: 16px;
  width: 100%;
  box-shadow: 0 4px 16px rgba(30,64,175,0.3);
  border-radius: 12px;
  min-height: 52px;
}
.btn-cart-popular {
  background: linear-gradient(135deg, #F59E0B, #EF4444);
  box-shadow: 0 4px 16px rgba(245,158,11,0.4);
}
.btn-final {
  background: linear-gradient(135deg, #F59E0B, #EF4444);
  color: var(--white);
  padding: 20px 48px;
  font-size: 20px;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 8px 32px rgba(245,158,11,0.4);
  border-radius: 50px;
}
.btn-exit {
  background: linear-gradient(135deg, #F59E0B, #EF4444);
  color: var(--white);
  padding: 16px 36px;
  font-size: 17px;
  width: 100%;
  box-shadow: 0 4px 20px rgba(245,158,11,0.4);
  border-radius: 12px;
}
.btn-primary:hover, .btn-hero:hover, .btn-final:hover, .btn-cart:hover, .btn-nav:hover, .btn-exit:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}
@media (hover: none) {
  .btn-primary:active, .btn-hero:active, .btn-final:active, .btn-cart:active {
    transform: scale(0.98);
  }
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(15,23,42,0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.3); }
.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: 900;
  font-size: 22px;
  color: var(--white);
}
.nav-logo img { width: 36px; height: 36px; border-radius: 8px; object-fit: cover; }
.nav-links {
  display: flex; align-items: center; gap: 28px;
}
.nav-link {
  color: rgba(255,255,255,0.8);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 14px;
  transition: color var(--transition);
}
.nav-link:hover { color: var(--accent); }
.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: 2px;
  background: var(--white);
  transition: var(--transition);
  border-radius: 2px;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 767px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: rgba(15,23,42,0.98);
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: 20px 0 30px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    transform: translateY(-10px);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }
  .nav-links.open {
    display: flex;
    transform: translateY(0);
    opacity: 1;
  }
  .nav-link { padding: 14px 20px; font-size: 16px; width: 100%; text-align: center; }
  .btn-nav { margin-top: 10px; width: 80%; }
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: var(--gradient-hero);
  display: flex;
  align-items: center;
  padding-top: 68px;
  position: relative;
  overflow: hidden;
}
.hero-particles {
  position: absolute; inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(6,182,212,0.15);
  animation: float-particle 8s infinite ease-in-out;
}
@keyframes float-particle {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.5; }
  50% { transform: translateY(-40px) scale(1.1); opacity: 1; }
}
.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}
.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-glow {
  position: absolute;
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(6,182,212,0.3) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse-glow 3s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.15); opacity: 1; }
}
.hero-bottle {
  position: relative;
  z-index: 2;
  max-height: 460px;
  width: auto;
  filter: drop-shadow(0 20px 50px rgba(6,182,212,0.4));
  animation: float-bottle 4s ease-in-out infinite;
}
@keyframes float-bottle {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-20px) rotate(2deg); }
}
.hero-badge {
  position: absolute;
  top: 20px; right: 0;
  background: linear-gradient(135deg, #F59E0B, #EF4444);
  color: white;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 50px;
  box-shadow: 0 4px 16px rgba(245,158,11,0.4);
  z-index: 3;
  animation: bounce-badge 2s ease-in-out infinite;
}
@keyframes bounce-badge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.hero-content { color: var(--white); }
.hero-eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}
.hero-content h1 {
  color: var(--white);
  margin-bottom: 24px;
  line-height: 1.15;
}
.hero-content p { color: rgba(255,255,255,0.85); margin-bottom: 16px; font-size: 17px; }
.hero-stars {
  display: flex; align-items: center; gap: 10px;
  margin: 20px 0;
  font-size: 20px;
}
.hero-stars span {
  color: rgba(255,255,255,0.75);
  font-size: 14px;
  font-family: 'Open Sans', sans-serif;
}
.hero-guarantee {
  margin-top: 16px;
  font-size: 13px !important;
  color: rgba(255,255,255,0.6) !important;
}

@media (max-width: 767px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 40px 20px 60px;
    text-align: center;
  }
  .hero-image { order: 1; }
  .hero-content { order: 2; }
  .hero-bottle { max-height: 280px; }
  .hero-glow { width: 220px; height: 220px; }
  .hero-badge { right: 10%; }
  .btn-hero { max-width: 100%; font-size: 16px; padding: 16px 24px; }
  .hero-stars { justify-content: center; }
}

/* ===== WHY CHOOSE US ===== */
.why-us { background: var(--off-white); text-align: center; }
.why-us h2 { margin-bottom: 8px; }
.badges-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.badge-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--border);
  text-align: center;
}
.badge-card:hover {
  transform: scale(1.05) rotate(1deg);
  box-shadow: var(--shadow-lg);
}
.badge-card img {
  width: 72px; height: 72px;
  object-fit: contain;
  margin: 0 auto 16px;
}
.badge-card h3 { font-size: 16px; margin-bottom: 10px; color: var(--primary); }
.badge-card p { font-size: 14px; line-height: 1.6; }

@media (max-width: 991px) {
  .badges-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 575px) {
  .badges-grid { grid-template-columns: 1fr; }
}

/* ===== WHAT IS ===== */
.what-is { background: var(--white); }
.what-is-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.what-is-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}
.what-is-image img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  min-height: 300px;
  object-fit: cover;
  background: var(--primary);
}
.what-is-float {
  position: absolute;
  bottom: 20px; left: 20px;
  background: var(--gradient);
  color: white;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 50px;
}
.what-is-content .section-tag { display: block; width: fit-content; }
.what-is-content h2 { margin-bottom: 20px; }
.what-is-content p { margin-bottom: 16px; }
.what-is-content .btn-primary { margin-top: 8px; }

@media (max-width: 767px) {
  .what-is-grid { grid-template-columns: 1fr; gap: 32px; }
  .what-is-image { order: 1; }
  .what-is-content { order: 2; }
}

/* ===== HOW IT WORKS ===== */
.how-it-works { background: var(--off-white); text-align: center; }
.how-it-works h2 { margin-bottom: 8px; }

/* ===== ACCORDION ===== */
.accordion-wrapper, .science-accordion, .faq-list { max-width: 800px; margin: 0 auto; }
.accordion-item {
  background: var(--white);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  border: 1px solid var(--border);
  overflow: hidden;
}
.accordion-btn {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--text);
  text-align: left;
  min-height: 56px;
  transition: background var(--transition);
}
.accordion-btn:hover { background: var(--off-white); }
.acc-icon {
  font-size: 22px;
  color: var(--primary);
  font-weight: 400;
  flex-shrink: 0;
  transition: transform var(--transition);
  line-height: 1;
}
.accordion-item.active .acc-icon { transform: rotate(45deg); }
.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.accordion-item.active .accordion-body { max-height: 600px; }
.accordion-body p {
  padding: 0 24px 20px;
  font-size: 15px;
  line-height: 1.8;
  text-align: left;
}

@media (max-width: 767px) {
  .accordion-btn { font-size: 15px; padding: 16px 18px; min-height: 60px; }
  .accordion-body p { padding: 0 18px 18px; }
}

/* ===== REVIEWS ===== */
.reviews { background: var(--white); text-align: center; }
.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;
  border: 1px solid var(--border);
  text-align: left;
  transition: transform var(--transition), box-shadow 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-header img {
  width: 56px; height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary-light);
  flex-shrink: 0;
}
.review-header strong { font-family: 'Montserrat', sans-serif; font-size: 15px; display: block; }
.review-header span { font-size: 13px; color: var(--text-light); display: block; }
.stars { font-size: 14px; margin-top: 4px; }
.review-card p { font-size: 15px; line-height: 1.7; }
.reviews-rating {
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 10px;
}
.reviews-rating img { max-width: 200px; margin: 0 auto; }
.reviews-rating p { font-size: 16px; color: var(--text); }

@media (max-width: 991px) {
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 575px) {
  .reviews-grid { grid-template-columns: 1fr; }
}

/* ===== PRICING ===== */
.pricing { background: var(--gradient-hero); text-align: center; color: var(--white); }
.pricing h2 { color: var(--white); }
.pricing .section-sub { color: rgba(255,255,255,0.8); }
.pricing .section-tag { background: rgba(255,255,255,0.1); color: var(--white); border-color: rgba(255,255,255,0.2); }
.pricing-2 { background: var(--off-white); }
.pricing-2 h2 { color: var(--text); }
.pricing-2 .section-sub { color: var(--text-light); }
.pricing-2 .section-tag { background: linear-gradient(90deg, #EFF6FF, #DBEAFE); color: var(--primary); border-color: #BFDBFE; }

/* Countdown */
.countdown-wrapper {
  display: flex; align-items: center; justify-content: center;
  gap: 16px; flex-wrap: wrap;
  margin: 0 auto 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50px;
  padding: 14px 28px;
  width: fit-content;
  border: 1px solid rgba(255,255,255,0.2);
}
.pricing-2 .countdown-wrapper {
  background: var(--primary);
  border-color: var(--primary-light);
}
.countdown-label { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 15px; color: var(--white); }
.countdown-timer { display: flex; align-items: center; gap: 8px; }
.time-block {
  background: rgba(255,255,255,0.15);
  border-radius: 8px;
  padding: 8px 16px;
  min-width: 64px;
  text-align: center;
}
.time-block span { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 28px; color: #F59E0B; display: block; line-height: 1; }
.time-block small { font-size: 11px; color: rgba(255,255,255,0.7); font-family: 'Montserrat', sans-serif; font-weight: 600; letter-spacing: 1px; }
.colon { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 28px; color: var(--white); }

/* Pricing Cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.price-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 20px;
  box-shadow: var(--shadow-lg);
  position: relative;
  text-align: center;
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition);
}
.price-card:hover { transform: translateY(-8px); box-shadow: 0 16px 48px rgba(30,64,175,0.25); }
.price-card.popular {
  border-color: #F59E0B;
  transform: scale(1.04);
  box-shadow: 0 12px 48px rgba(245,158,11,0.3);
}
.popular-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #F59E0B, #EF4444);
  color: white;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  padding: 6px 20px;
  border-radius: 50px;
  white-space: nowrap;
}
.price-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.price-qty {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 22px;
  color: var(--text);
  margin-bottom: 4px;
}
.price-supply { font-size: 13px; color: var(--text-light); margin-bottom: 16px; }
.price-card img:not(.payment-logos) {
  max-height: 160px;
  margin: 0 auto 16px;
  object-fit: contain;
}
.price-amount { margin-bottom: 4px; }
.price-old { font-size: 18px; text-decoration: line-through; color: #ef4444; margin-right: 8px; font-family: 'Montserrat', sans-serif; font-weight: 600; }
.price-new { font-size: 32px; font-family: 'Montserrat', sans-serif; font-weight: 900; color: var(--primary); }
.price-per { font-size: 13px; color: var(--text-light); margin-bottom: 16px; }
.price-badges { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.pbadge {
  background: linear-gradient(90deg, #EFF6FF, #DBEAFE);
  color: var(--primary);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 50px;
  border: 1px solid #BFDBFE;
}
.payment-logos { max-width: 180px; margin: 14px auto 0; opacity: 0.8; }

@media (max-width: 767px) {
  .pricing-grid { grid-template-columns: 1fr; gap: 28px; }
  .price-card.popular { transform: none; }
  .countdown-wrapper { padding: 12px 20px; }
  .time-block span { font-size: 24px; }
  .time-block { min-width: 54px; }
}
@media (min-width: 576px) and (max-width: 991px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
}

/* ===== BONUSES ===== */
.bonuses { background: var(--white); text-align: center; }
.bonus-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 40px;
}
.bonus-card {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 36px 28px;
  border: 2px solid var(--border);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.bonus-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.bonus-number {
  display: inline-block;
  background: var(--gradient);
  color: white;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 2px;
  padding: 5px 16px;
  border-radius: 50px;
  margin-bottom: 20px;
}
.bonus-card img { max-height: 180px; margin: 0 auto 20px; object-fit: contain; }
.bonus-card h3 { margin-bottom: 12px; }

@media (max-width: 767px) {
  .bonus-grid { grid-template-columns: 1fr; }
}

/* ===== INGREDIENTS ===== */
.ingredients { background: var(--off-white); text-align: center; }
.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.ingredient-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px 20px;
  border: 1px solid var(--border);
  text-align: left;
  transition: transform var(--transition), box-shadow var(--transition);
}
.ingredient-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.ing-icon { font-size: 32px; margin-bottom: 10px; }
.ingredient-card h3 { color: var(--primary); margin-bottom: 8px; font-size: 17px; }
.ingredient-card p { font-size: 14px; line-height: 1.7; }

@media (max-width: 991px) {
  .ingredients-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 575px) {
  .ingredients-grid { grid-template-columns: 1fr; }
}

/* ===== SCIENCE ===== */
.science { background: var(--white); text-align: center; }

/* ===== GUARANTEE ===== */
.guarantee { background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%); }
.guarantee-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: center;
}
.guarantee-image img {
  max-width: 280px;
  margin: 0 auto;
  filter: drop-shadow(0 12px 32px rgba(30,64,175,0.2));
}
.guarantee-content .section-tag { display: block; width: fit-content; }
.guarantee-content h2 { margin-bottom: 16px; }
.guarantee-content > p { margin-bottom: 28px; }
.guarantee-points { display: flex; flex-direction: column; gap: 20px; margin-bottom: 28px; }
.guarantee-point { display: flex; gap: 16px; align-items: flex-start; }
.gp-icon { font-size: 28px; flex-shrink: 0; margin-top: 2px; }
.guarantee-point h4 { margin-bottom: 6px; }
.guarantee-point p { font-size: 15px; }

@media (max-width: 767px) {
  .guarantee-grid { grid-template-columns: 1fr; gap: 32px; text-align: center; }
  .guarantee-content .section-tag { margin: 0 auto; }
  .guarantee-point { text-align: left; }
}

/* ===== BENEFITS ===== */
.benefits { background: var(--white); text-align: center; }
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
  text-align: left;
}
.benefit-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--off-white);
  padding: 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: transform var(--transition);
}
.benefit-item:hover { transform: translateX(4px); }
.benefit-check {
  width: 36px; height: 36px;
  background: var(--gradient);
  color: white;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 18px;
  flex-shrink: 0;
}
.benefit-item h4 { margin-bottom: 6px; font-size: 16px; }
.benefit-item p { font-size: 14px; }

@media (max-width: 767px) {
  .benefits-grid { grid-template-columns: 1fr; }
}

/* ===== FINAL CTA ===== */
.final-cta {
  background: var(--gradient-hero);
  color: var(--white);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.final-cta-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(6,182,212,0.2) 0%, transparent 70%);
  animation: pulse-bg 5s ease-in-out infinite;
}
@keyframes pulse-bg {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.1); }
}
.final-cta-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  position: relative;
  z-index: 1;
}
.final-cta-image { }
.final-bottle {
  max-height: 320px;
  filter: drop-shadow(0 20px 50px rgba(6,182,212,0.5));
  animation: float-bottle 4s ease-in-out infinite;
}
.final-cta-content { }
.final-cta .section-tag { background: rgba(255,255,255,0.15); color: white; border-color: rgba(255,255,255,0.3); }
.final-cta h2 { color: var(--white); margin-bottom: 20px; }
.final-price {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 16px;
  margin-bottom: 20px;
}
.price-old-final {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: rgba(255,255,255,0.5);
  text-decoration: line-through;
}
.price-new-final {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 32px;
  color: #F59E0B;
}
.final-cta p { color: rgba(255,255,255,0.85); margin-bottom: 28px; font-size: 17px; }
.final-guarantees {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 20px;
  margin-top: 20px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}

@media (max-width: 767px) {
  .final-bottle { max-height: 220px; }
  .btn-final { font-size: 17px; padding: 18px 32px; }
  .price-new-final { font-size: 26px; }
}

/* ===== FAQ ===== */
.faq { background: var(--off-white); text-align: center; }

/* ===== FOOTER ===== */
.footer {
  background: #0f172a;
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-brand img {
  width: 50px; height: 50px;
  border-radius: 10px;
  object-fit: cover;
}
.footer-brand span {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 22px;
  color: var(--white);
}
.footer-brand p { font-size: 14px; line-height: 1.6; max-width: 280px; }
.social-icons {
  display: flex; gap: 12px; margin-top: 8px;
}
.social-icons a {
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: background var(--transition), color var(--transition);
  min-width: 44px; min-height: 44px;
}
.social-icons a:hover { background: var(--primary-light); color: white; }
.footer-links-col { display: flex; flex-direction: column; gap: 12px; }
.footer-links-col h4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--white);
  font-size: 16px;
  margin-bottom: 4px;
}
.footer-links-col a {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
  padding: 4px 0;
}
.footer-links-col a:hover { color: var(--accent); }
.footer-disclaimer {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
}
.footer-disclaimer p { font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.45); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-bottom a { color: var(--accent); }

@media (max-width: 767px) {
  .footer-top { grid-template-columns: 1fr; gap: 28px; text-align: center; }
  .footer-brand { align-items: center; }
  .footer-brand p { text-align: center; }
  .social-icons { justify-content: center; }
  .footer-links-col { align-items: center; }
}

/* ===== SCROLL TO TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 28px; right: 24px;
  width: 56px; height: 56px;
  background: var(--gradient);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 22px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  transition: transform var(--transition);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
}
.scroll-top.visible { display: flex; }
.scroll-top:hover { transform: scale(1.1) translateY(-2px); }

/* ===== NOTIFICATION POPUP ===== */
.notification-popup {
  position: fixed;
  bottom: 20px; left: 20px;
  background: white;
  border-radius: 12px;
  padding: 14px 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  display: none;
  align-items: center;
  gap: 12px;
  z-index: 1000;
  max-width: 290px;
  border-left: 4px solid var(--green);
  animation: slide-in-notif 0.4s ease;
}
@keyframes slide-in-notif {
  from { transform: translateX(-120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}
.notification-popup.show { display: flex; }
.notif-avatar { font-size: 28px; flex-shrink: 0; }
.notif-text { font-size: 13px; line-height: 1.5; flex: 1; }
.notif-text strong { display: block; font-family: 'Montserrat', sans-serif; }
.notif-close {
  background: none; border: none; cursor: pointer;
  font-size: 16px; color: #94a3b8;
  min-width: 24px; min-height: 24px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

@media (max-width: 575px) {
  .notification-popup { bottom: 80px; left: 12px; right: 12px; max-width: none; }
}

/* ===== EXIT POPUP ===== */
.exit-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 2000;
  backdrop-filter: blur(4px);
}
.exit-overlay.active { display: block; }
.exit-popup {
  display: none;
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: white;
  border-radius: 20px;
  padding: 40px 32px;
  max-width: 420px;
  width: calc(100% - 40px);
  z-index: 2001;
  text-align: center;
  box-shadow: 0 24px 80px rgba(0,0,0,0.3);
  animation: pop-in 0.4s cubic-bezier(.175,.885,.32,1.275);
}
@keyframes pop-in {
  from { transform: translate(-50%, -50%) scale(0.8); opacity: 0; }
  to { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}
.exit-popup.active { display: block; }
.exit-close {
  position: absolute;
  top: 12px; right: 12px;
  background: var(--off-white);
  border: none;
  border-radius: 50%;
  width: 36px; height: 36px;
  cursor: pointer;
  font-size: 16px;
  display: flex; align-items: center; justify-content: center;
}
.exit-close a { color: var(--text-light); font-size: 16px; font-weight: 700; }
.exit-emoji { font-size: 48px; margin-bottom: 12px; }
.exit-popup h3 { font-family: 'Montserrat', sans-serif; font-size: 22px; margin-bottom: 12px; }
.exit-popup p { margin-bottom: 20px; font-size: 15px; }
.exit-skip {
  display: block;
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-light);
  text-decoration: underline;
}

/* ===== AOS (custom) ===== */
[data-aos] {
  opacity: 0;
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-aos="fade-up"] { transform: translateY(30px); }
[data-aos="fade-right"] { transform: translateX(-30px); }
[data-aos="fade-left"] { transform: translateX(30px); }
[data-aos="slide-up"] { transform: translateY(40px); }
[data-aos="zoom-in"] { transform: scale(0.9); }
[data-aos].aos-animate {
  opacity: 1;
  transform: none;
}

/* ===== UTILITY ===== */
@media (max-width: 575px) {
  section { padding: 50px 0; }
  h2 { text-align: center; }
  .section-sub { font-size: 15px; }
}