/* ===========================
   HERPAFEND — styles.css
   Design: Medical-Premium Hybrid
   Colors: Deep teal + emerald + gold accents
   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: #1a2640;
  background: #fff;
  overflow-x: hidden;
  line-height: 1.7;
}

/* === CSS VARIABLES === */
:root {
  --primary: #0d5c63;
  --primary-light: #1a8a8a;
  --accent: #e8a020;
  --accent2: #22c55e;
  --dark: #0a1628;
  --white: #ffffff;
  --gray-light: #f4f8f7;
  --gray-mid: #e8eeec;
  --text-main: #1a2640;
  --text-muted: #556070;
  --shadow: 0 8px 32px rgba(13,92,99,0.12);
  --shadow-lg: 0 20px 60px rgba(13,92,99,0.18);
  --radius: 18px;
  --radius-sm: 10px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  line-height: 1.2;
  color: var(--dark);
}

p { color: var(--text-muted); font-size: 1rem; line-height: 1.75; }

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

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

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

.section-label {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  margin-bottom: 16px;
  color: var(--dark);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 40px;
  text-align: center;
  line-height: 1.7;
}

.left-align { text-align: left; }

section { padding: 80px 0; }

/* === BUTTONS === */
.btn-primary, .btn-hero, .btn-final-cta, .btn-price, .btn-nav-cta, .btn-popup {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  min-height: 52px;
  border-radius: 50px;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  padding: 14px 32px;
  font-size: 1rem;
  box-shadow: 0 6px 24px rgba(13,92,99,0.3);
}

.btn-primary:hover { transform: scale(1.05); box-shadow: 0 10px 32px rgba(13,92,99,0.4); }

/* === NAVBAR === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(13,92,99,0.1);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 4px 24px rgba(13,92,99,0.12);
  background: rgba(255,255,255,0.98);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Montserrat', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
}

.nav-logo img { width: 40px; height: 40px; border-radius: 8px; object-fit: contain; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
  transition: color 0.2s;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transition: transform 0.3s;
}

.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { transform: scaleX(1); }

.btn-nav-cta {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  padding: 10px 22px;
  border-radius: 50px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(13,92,99,0.25);
}

.btn-nav-cta:hover { transform: scale(1.05); box-shadow: 0 8px 24px rgba(13,92,99,0.35); }

.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: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* === HERO === */
.hero {
  min-height: 100vh;
  padding: 120px 0 80px;
  background: linear-gradient(135deg, #e8f5f5 0%, #d4f0ee 40%, #f0f8ff 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-bg-orbs { position: absolute; inset: 0; pointer-events: none; }

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
}

.orb1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #0d5c63, transparent);
  top: -100px; right: -100px;
  animation: orbFloat 8s ease-in-out infinite;
}

.orb2 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, #e8a020, transparent);
  bottom: -80px; left: -80px;
  animation: orbFloat 10s ease-in-out infinite reverse;
}

.orb3 {
  width: 250px; height: 250px;
  background: radial-gradient(circle, #22c55e, transparent);
  top: 40%; left: 30%;
  animation: orbFloat 12s ease-in-out infinite;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

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

.hero-glow-ring {
  position: absolute;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13,92,99,0.18) 0%, transparent 70%);
  animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 1; }
}

.hero-bottle {
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 24px 48px rgba(13,92,99,0.25));
  animation: bottleFloat 5s ease-in-out infinite;
  max-width: 340px;
  margin: 0 auto;
}

@keyframes bottleFloat {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-18px) rotate(2deg); }
}

.hero-badge-float {
  position: absolute;
  background: #fff;
  border-radius: 50px;
  padding: 8px 14px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--primary);
  box-shadow: 0 8px 24px rgba(13,92,99,0.15);
  white-space: nowrap;
  animation: badgeFloat 4s ease-in-out infinite;
  z-index: 3;
}

.hero-badge-1 { top: 10%; right: -10px; animation-delay: 0s; }
.hero-badge-2 { bottom: 25%; right: -20px; animation-delay: 1.5s; }
.hero-badge-3 { bottom: 8%; left: 0; animation-delay: 0.8s; }

@keyframes badgeFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero-eyebrow {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), #f5c842);
  color: var(--dark);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  padding: 8px 18px;
  border-radius: 50px;
  margin-bottom: 20px;
}

.hero-h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  color: var(--dark);
  margin-bottom: 24px;
  line-height: 1.15;
}

.hero-accent {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.05rem;
  color: #3a4a5a;
  margin-bottom: 20px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin: 28px 0;
  padding: 20px 0;
  border-top: 1px solid rgba(13,92,99,0.1);
  border-bottom: 1px solid rgba(13,92,99,0.1);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat strong {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
}

.stat span {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

.btn-hero {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  padding: 18px 38px;
  font-size: 1.1rem;
  border-radius: 50px;
  box-shadow: 0 8px 32px rgba(13,92,99,0.35);
  display: inline-block;
  min-height: 56px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  transition: var(--transition);
}

.btn-hero:hover { transform: scale(1.05); box-shadow: 0 14px 40px rgba(13,92,99,0.45); }
.btn-hero:active { transform: scale(0.98); }

.hero-subtext {
  margin-top: 12px;
  font-size: 0.85rem;
  color: #c0392b;
  font-weight: 600;
}

/* === WHY US === */
.why-us {
  background: var(--gray-light);
  text-align: center;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.why-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--gray-mid);
}

.why-card:hover {
  transform: scale(1.05) rotate(1deg);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.why-icon-wrap {
  width: 90px;
  height: 90px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--gray-light);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.why-icon-wrap img { width: 65px; height: 65px; object-fit: contain; }

.why-card h3 {
  font-size: 1rem;
  margin-bottom: 12px;
  color: var(--dark);
}

.why-card p { font-size: 0.9rem; line-height: 1.65; }

/* === WHAT IS === */
.what-is { background: #fff; }

.what-is-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.img-glow-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.img-glow-wrap img { width: 100%; border-radius: var(--radius); }

.what-is-content p { margin-bottom: 18px; }

/* === HOW IT WORKS === */
.how-it-works {
  background: linear-gradient(135deg, #e8f5f5 0%, #d4f0f5 100%);
  text-align: center;
}

.accordion-list {
  max-width: 800px;
  margin: 40px auto 0;
  text-align: left;
}

.accordion-item {
  background: #fff;
  border-radius: var(--radius);
  margin-bottom: 14px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-mid);
  overflow: hidden;
}

.accordion-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--dark);
  text-align: left;
  min-height: 60px;
  transition: var(--transition);
}

.accordion-btn:hover { background: var(--gray-light); }

.acc-icon { font-size: 1.4rem; flex-shrink: 0; }

.acc-title { flex: 1; }

.acc-arrow {
  margin-left: auto;
  font-size: 1.2rem;
  color: var(--primary);
  transition: transform 0.3s;
  flex-shrink: 0;
}

.accordion-item.active .acc-arrow { transform: rotate(180deg); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-item.active .accordion-body { max-height: 400px; }

.accordion-body p {
  padding: 0 24px 24px;
  font-size: 0.95rem;
  line-height: 1.75;
}

/* === REVIEWS === */
.reviews { background: #fff; text-align: center; }

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 40px;
  margin-bottom: 40px;
}

.review-card {
  background: var(--gray-light);
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: left;
  border: 1px solid var(--gray-mid);
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.review-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.review-avatar-wrap {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  border: 3px solid var(--primary);
}

.review-avatar-wrap img { width: 100%; height: 100%; object-fit: cover; }

.review-meta strong {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--dark);
  font-size: 0.95rem;
}

.review-meta span { font-size: 0.8rem; color: var(--text-muted); }

.stars { margin-top: 4px; font-size: 0.9rem; }

.review-text { font-size: 0.95rem; line-height: 1.7; color: #3a4a5a; margin-bottom: 14px; }

.review-verified { font-size: 0.8rem; color: var(--accent2); font-weight: 600; }

.rating-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
  margin-top: 24px;
  flex-wrap: wrap;
}

.rating-banner img { max-width: 180px; }
.rating-banner p { font-size: 0.95rem; font-weight: 600; color: var(--primary); }

/* === PRICING === */
.pricing { background: var(--dark); color: #fff; text-align: center; }
.pricing .section-label { background: var(--accent); color: var(--dark); }
.pricing .section-title { color: #fff; }
.pricing .section-subtitle { color: rgba(255,255,255,0.75); }

.pricing2 { background: linear-gradient(135deg, #0a1628, #0d5c63); }

.countdown-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin: 28px 0 44px;
  flex-wrap: wrap;
}

.countdown-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--accent);
  font-size: 1.05rem;
}

.countdown-timer {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.1);
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: 12px 24px;
}

.time-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 60px;
}

.time-unit span {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}

.time-unit small {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.6);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  margin-top: 2px;
}

.time-sep {
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent);
  margin-bottom: 8px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.price-card {
  background: rgba(255,255,255,0.06);
  border: 2px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.price-card:hover { transform: translateY(-6px); border-color: var(--accent); }

.price-card.popular {
  background: #fff;
  border: 3px solid var(--accent);
  transform: scale(1.03);
  box-shadow: 0 20px 60px rgba(232,160,32,0.4);
}

.price-card.popular * { color: var(--dark) !important; }

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), #f5c842);
  color: var(--dark) !important;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  padding: 6px 16px;
  border-radius: 50px;
  white-space: nowrap;
}

.price-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--accent) !important;
  margin-bottom: 6px;
}

.price-bottles {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 2px;
}

.price-supply { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-bottom: 20px; }

.price-img-wrap {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.price-img-wrap img { max-height: 170px; object-fit: contain; }

.price-per {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 6px;
}

.price-per small { font-size: 0.85rem; color: rgba(255,255,255,0.6); }

.price-total {
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 16px;
}

.price-total strong { color: var(--accent); font-size: 1.1rem; }
.price-total del { color: rgba(255,255,255,0.4); }

.price-badges-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 16px;
}

.badge-green {
  background: rgba(34,197,94,0.15);
  color: var(--accent2);
  border: 1px solid var(--accent2);
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  font-family: 'Montserrat', sans-serif;
}

.badge-blue {
  background: rgba(59,130,246,0.15);
  color: #60a5fa;
  border: 1px solid #60a5fa;
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  font-family: 'Montserrat', sans-serif;
}

.btn-price {
  width: 100%;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: #fff;
  padding: 14px 20px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(13,92,99,0.3);
  transition: var(--transition);
  min-height: 50px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-price:hover { transform: scale(1.04); box-shadow: 0 10px 30px rgba(13,92,99,0.4); }
.btn-price:active { transform: scale(0.97); }

.btn-price-popular {
  background: linear-gradient(135deg, var(--accent), #f5c842);
  color: var(--dark) !important;
  box-shadow: 0 6px 20px rgba(232,160,32,0.4);
}

.btn-price-popular:hover { box-shadow: 0 10px 30px rgba(232,160,32,0.55); }

.payment-logos { width: 100%; max-width: 200px; margin: 0 auto; object-fit: contain; }

/* === BONUSES === */
.bonuses { background: linear-gradient(135deg, #e8f5f5, #d4f0f5); text-align: center; }

.bonus-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 40px;
}

.bonus-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 40px 36px;
  box-shadow: var(--shadow);
  border: 2px solid transparent;
  transition: var(--transition);
}

.bonus-card:hover { border-color: var(--primary); transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.bonus-num {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 20px;
}

.bonus-card img {
  width: 180px;
  height: 200px;
  object-fit: contain;
  margin: 0 auto 20px;
}

.bonus-card h3 { font-size: 1.15rem; margin-bottom: 12px; color: var(--dark); }
.bonus-card p { font-size: 0.95rem; line-height: 1.7; }

/* === INGREDIENTS === */
.ingredients { background: #fff; text-align: center; }

.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.ingr-card {
  background: var(--gray-light);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: left;
  border: 1px solid var(--gray-mid);
  transition: var(--transition);
}

.ingr-card:hover { box-shadow: var(--shadow); border-color: var(--primary); transform: translateY(-4px); }

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

.ingr-card h3 {
  font-size: 1rem;
  margin-bottom: 10px;
  color: var(--primary);
}

.ingr-card p { font-size: 0.88rem; line-height: 1.7; }

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

.science-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.science-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: left;
  border: 1px solid var(--gray-mid);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
}

.science-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.sci-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 3.5rem;
  font-weight: 900;
  color: rgba(13,92,99,0.1);
  position: absolute;
  top: 16px;
  right: 20px;
  line-height: 1;
}

.science-card h3 { font-size: 1.05rem; color: var(--primary); margin-bottom: 12px; }
.science-card p { font-size: 0.9rem; line-height: 1.75; }

/* === GUARANTEE === */
.guarantee { background: #fff; }

.guarantee-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 70px;
  align-items: center;
}

.guarantee-image img {
  width: 280px;
  filter: drop-shadow(0 12px 32px rgba(13,92,99,0.2));
  margin: 0 auto;
}

.guarantee-points { margin: 28px 0; }

.guarantee-point {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
  padding: 20px;
  background: var(--gray-light);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--primary);
}

.gp-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
}

.guarantee-point h4 {
  font-size: 1rem;
  margin-bottom: 6px;
  color: var(--dark);
}

.guarantee-point p { font-size: 0.9rem; }

/* === BENEFITS === */
.benefits { background: linear-gradient(135deg, #e8f5f5, #d4f0f5); text-align: center; }

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
  text-align: left;
}

.benefit-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: #fff;
  border-radius: var(--radius);
  padding: 24px 20px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.benefit-item:hover { transform: translateX(6px); box-shadow: var(--shadow-lg); }

.benefit-check {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.benefit-item h4 { font-size: 1rem; color: var(--dark); margin-bottom: 6px; }
.benefit-item p { font-size: 0.88rem; }

/* === FAQ === */
.faq { background: #fff; text-align: center; }

.faq-list {
  max-width: 800px;
  margin: 40px auto 0;
  text-align: left;
}

.faq-item {
  border-radius: var(--radius);
  margin-bottom: 14px;
  background: var(--gray-light);
  border: 1px solid var(--gray-mid);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover { border-color: var(--primary); }

.faq-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--dark);
  text-align: left;
  min-height: 60px;
  transition: var(--transition);
}

.faq-btn:hover { background: rgba(13,92,99,0.04); }

.faq-arrow {
  font-size: 1.1rem;
  color: var(--primary);
  transition: transform 0.3s;
  flex-shrink: 0;
}

.faq-item.active .faq-arrow { transform: rotate(180deg); }
.faq-item.active { border-color: var(--primary); }

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.active .faq-body { max-height: 400px; }

.faq-body p {
  padding: 0 24px 24px;
  font-size: 0.95rem;
  color: #3a4a5a;
}

/* === FINAL CTA === */
.final-cta {
  background: linear-gradient(135deg, #0a1628, #0d5c63);
  color: #fff;
  overflow: hidden;
  padding: 100px 0;
}

.final-cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.final-glow-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.final-glow-wrap img {
  filter: drop-shadow(0 24px 48px rgba(232,160,32,0.35));
  animation: bottleFloat 5s ease-in-out infinite;
  max-width: 360px;
  margin: 0 auto;
}

.final-particles { position: absolute; inset: 0; pointer-events: none; }

.particle {
  position: absolute;
  font-size: 1.5rem;
  animation: particleFloat 6s ease-in-out infinite;
}

.p1 { top: 10%; left: 10%; animation-delay: 0s; }
.p2 { top: 30%; right: 5%; animation-delay: 1s; }
.p3 { bottom: 25%; left: 5%; animation-delay: 2s; }
.p4 { top: 60%; right: 10%; animation-delay: 0.5s; }
.p5 { bottom: 10%; right: 20%; animation-delay: 1.5s; }

@keyframes particleFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.7; }
  50% { transform: translateY(-20px) rotate(180deg); opacity: 1; }
}

.final-cta .section-label { background: var(--accent); color: var(--dark); }

.final-cta-h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  color: #fff;
  margin-bottom: 24px;
  line-height: 1.25;
}

.final-price-display {
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 20px 28px;
  margin-bottom: 28px;
  border: 1px solid rgba(232,160,32,0.3);
}

.final-old-price {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 4px;
}

.final-new-price {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--accent);
}

.final-promises {
  list-style: none;
  margin-bottom: 32px;
}

.final-promises li {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.85);
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.btn-final-cta {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent), #f5c842);
  color: var(--dark);
  padding: 18px 40px;
  font-size: 1.2rem;
  font-weight: 800;
  border-radius: 50px;
  font-family: 'Montserrat', sans-serif;
  box-shadow: 0 10px 40px rgba(232,160,32,0.5);
  transition: var(--transition);
  min-height: 64px;
  gap: 4px;
  animation: ctaPulse 2s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%, 100% { box-shadow: 0 10px 40px rgba(232,160,32,0.5); }
  50% { box-shadow: 0 14px 56px rgba(232,160,32,0.8); }
}

.btn-final-cta:hover { transform: scale(1.05); animation: none; }
.btn-final-cta:active { transform: scale(0.97); }

.btn-sub { font-size: 0.75rem; font-weight: 600; opacity: 0.7; }

.final-urgency {
  margin-top: 20px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
}

/* === FOOTER === */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.8);
  padding: 60px 0 30px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 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: contain; }

.footer-logo-text {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
}

.footer-brand p { font-size: 0.88rem; color: rgba(255,255,255,0.6); line-height: 1.65; }

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-col h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.footer-links-col a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
}

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

.footer-social-col h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
}

.social-icons { display: flex; gap: 12px; flex-wrap: wrap; }

.social-icon {
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  transition: var(--transition);
  text-decoration: none;
}

.social-icon:hover { background: var(--primary); transform: scale(1.1); }

.footer-divider { border: none; border-top: 1px solid rgba(255,255,255,0.1); margin: 24px 0; }

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 20px;
}

.legal-link {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
}

.legal-link:hover { color: var(--accent); }

.link-separator { color: rgba(255,255,255,0.3); }

.footer-disclaimer {
  max-width: 900px;
  margin: 0 auto 20px;
  text-align: center;
}

.footer-disclaimer p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.65;
}

.footer-copy {
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

.footer-copy a { color: var(--accent); }

/* === POPUP === */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
  backdrop-filter: blur(6px);
}

.popup-overlay.active { opacity: 1; pointer-events: all; }

.popup-box {
  background: #fff;
  border-radius: var(--radius);
  padding: 44px 36px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  position: relative;
  box-shadow: 0 30px 80px rgba(0,0,0,0.4);
  animation: popupIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes popupIn {
  from { transform: scale(0.7) translateY(40px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.popup-close-link {
  position: absolute;
  top: 14px;
  right: 16px;
  font-size: 1.1rem;
  color: var(--text-muted);
  font-weight: 700;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
  text-decoration: none;
}

.popup-close-link:hover { background: #f0f0f0; color: var(--dark); }

.popup-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), #f5c842);
  color: var(--dark);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.popup-title {
  font-size: 1.4rem;
  color: var(--dark);
  margin-bottom: 14px;
}

.popup-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.7;
}

.btn-popup {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  font-family: 'Montserrat', sans-serif;
  box-shadow: 0 6px 24px rgba(13,92,99,0.3);
  display: inline-block;
  transition: var(--transition);
  min-height: 52px;
  width: 100%;
  text-align: center;
}

.btn-popup:hover { transform: scale(1.04); box-shadow: 0 10px 32px rgba(13,92,99,0.4); }

.popup-footnote { font-size: 0.78rem; color: var(--text-muted); margin-top: 14px; }

/* === PURCHASE NOTIFICATION === */
.purchase-notify {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background: #fff;
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  max-width: 300px;
  z-index: 9000;
  opacity: 0;
  transform: translateX(-120%);
  transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  border-left: 4px solid var(--accent2);
}

.purchase-notify.show { opacity: 1; transform: translateX(0); }

.notify-avatar { font-size: 1.8rem; flex-shrink: 0; }

.notify-text strong { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 0.9rem; color: var(--dark); }
.notify-text span { font-weight: 600; color: var(--primary); }
.notify-text small { color: var(--text-muted); font-size: 0.78rem; }

/* === SCROLL TOP === */
.scroll-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  z-index: 8000;
  box-shadow: 0 6px 24px rgba(13,92,99,0.35);
  transition: var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.scroll-top.visible { opacity: 1; transform: translateY(0); }
.scroll-top:hover { background: var(--primary-light); transform: translateY(-4px) scale(1.08); }

/* === AOS ANIMATIONS === */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate { opacity: 1; transform: translateY(0); }

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

@media (max-width: 768px) {
  section { padding: 60px 0; }
  
  .hamburger { display: flex; }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    background: #fff;
    flex-direction: column;
    padding: 80px 24px 24px;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -8px 0 32px rgba(0,0,0,0.15);
    gap: 20px;
    z-index: 999;
    overflow-y: auto;
  }
  
  .nav-links.open { transform: translateX(0); }
  
  .nav-link { font-size: 1.1rem; }
  
  .btn-nav-cta { width: 100%; text-align: center; }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-image-wrap { order: 1; }
  .hero-content { order: 2; }
  
  .hero-h1 { font-size: 1.75rem; }
  
  .hero-stats { justify-content: center; }
  
  .hero-badge-1 { right: 0; }
  .hero-badge-2 { right: 0; }
  
  .hero-bottle { max-width: 240px; }
  
  .what-is-grid { grid-template-columns: 1fr; gap: 40px; }
  .what-is-image { order: 1; }
  .what-is-content { order: 2; }
  
  .reviews-grid { grid-template-columns: 1fr; }
  
  .pricing-grid { grid-template-columns: 1fr; gap: 20px; }
  .price-card.popular { transform: none; }
  
  .bonus-grid { grid-template-columns: 1fr; }
  
  .ingredients-grid { grid-template-columns: 1fr; }
  
  .science-cards { grid-template-columns: 1fr; }
  
  .guarantee-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .guarantee-image img { margin: 0 auto; }
  .guarantee-point { flex-direction: column; text-align: left; }
  .left-align { text-align: center; }
  
  .benefits-grid { grid-template-columns: 1fr; }
  
  .final-cta-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .final-promises { text-align: left; }
  .btn-final-cta { width: 100%; }
  
  .footer-top { grid-template-columns: 1fr; gap: 30px; text-align: center; }
  .footer-brand { align-items: center; }
  .footer-social-col { align-items: center; }
  .social-icons { justify-content: center; }
  
  .purchase-notify { left: 10px; right: 10px; max-width: none; bottom: 10px; }
  
  .countdown-wrap { flex-direction: column; gap: 12px; }
  .time-unit span { font-size: 2.8rem; }
}

@media (max-width: 576px) {
  .why-grid { grid-template-columns: 1fr; }
  
  .hero-stats { flex-wrap: wrap; gap: 20px; justify-content: center; }
  
  .reviews-grid { grid-template-columns: 1fr; }
  
  .section-title { font-size: 1.5rem; }
  
  .popup-box { padding: 36px 24px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  
  .hero { padding: 100px 0 60px; }
  
  .hero-badge-float { font-size: 0.72rem; padding: 6px 10px; }
  .hero-badge-2, .hero-badge-3 { display: none; }
  
  .btn-hero { font-size: 0.95rem; padding: 15px 24px; width: 100%; }
  
  .btn-final-cta { font-size: 1rem; padding: 16px 24px; }
}

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}