/* ============================================
   NERVETIN — styles.css
   Design: Medical Professional Premium
   Colors: Deep Forest Green + Gold + White
   ============================================ */

:root {
  --primary: #1a6b3c;
  --primary-dark: #0f4526;
  --primary-light: #2d9654;
  --accent: #f0a500;
  --accent-dark: #c8890a;
  --white: #ffffff;
  --off-white: #f5f9f5;
  --text: #1a2a1e;
  --text-muted: #6b7f71;
  --border: #d4e8da;
  --shadow: 0 4px 24px rgba(26,107,60,0.12);
  --shadow-lg: 0 12px 48px rgba(26,107,60,0.18);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

* { -webkit-tap-highlight-color: transparent; }

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.7;
}

h1, h2, h3, h4, h5 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  line-height: 1.25;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }

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

.section-title {
  font-size: clamp(22px, 4vw, 38px);
  text-align: center;
  color: var(--primary-dark);
  margin-bottom: 12px;
}
.section-title.left { text-align: left; }
.section-sub {
  text-align: center;
  color: var(--text-muted);
  font-size: clamp(15px, 2vw, 17px);
  margin-bottom: 40px;
}
.accent { color: var(--primary); }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(15px, 2vw, 18px);
  padding: 16px 32px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 6px 24px rgba(26,107,60,0.35);
  min-height: 56px;
  text-align: center;
  justify-content: center;
}
.btn-primary:hover { transform: scale(1.05); box-shadow: 0 10px 36px rgba(26,107,60,0.45); }
.btn-primary:active { transform: scale(0.98); }

.btn-large { font-size: clamp(17px, 2.5vw, 21px); padding: 20px 40px; min-height: 66px; }

.pulse-btn { animation: pulse 2s infinite; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(26,107,60,0.35); }
  50% { box-shadow: 0 6px 36px rgba(26,107,60,0.6), 0 0 0 8px rgba(26,107,60,0.1); }
}

/* ===== NAVBAR ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 2px 16px rgba(26,107,60,0.1);
  transition: var(--transition);
}
.navbar.scrolled { background: rgba(255,255,255,0.97); backdrop-filter: blur(10px); }

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 22px;
  color: var(--primary-dark);
}
.logo-icon { font-size: 24px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
  padding: 8px 14px;
  border-radius: 8px;
  transition: var(--transition);
}
.nav-link:hover { color: var(--primary); background: var(--off-white); }
.nav-cta {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white) !important;
  padding: 10px 20px;
  border-radius: 50px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 14px;
  transition: var(--transition);
  min-height: 44px;
  display: flex;
  align-items: center;
}
.nav-cta:hover { transform: scale(1.05); box-shadow: var(--shadow); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary-dark);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #f5f9f5 0%, #e8f5ee 50%, #f0faf3 100%);
  position: relative;
  overflow: hidden;
  padding: 60px 0;
}

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

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
  animation: float-orb 8s ease-in-out infinite;
}
.orb1 { width: 400px; height: 400px; background: var(--primary); top: -100px; right: -100px; animation-delay: 0s; }
.orb2 { width: 300px; height: 300px; background: var(--accent); bottom: -50px; left: -80px; animation-delay: 3s; }
.orb3 { width: 250px; height: 250px; background: var(--primary-light); top: 50%; left: 30%; animation-delay: 6s; }
.orb4 { width: 500px; height: 500px; background: var(--primary); top: -150px; left: -100px; }
.orb5 { width: 350px; height: 350px; background: var(--accent); bottom: -100px; right: -80px; animation-delay: 4s; }

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, -30px) scale(1.05); }
  66% { transform: translate(-15px, 20px) scale(0.95); }
}

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

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

.hero-bottle {
  max-width: 380px;
  width: 100%;
  animation: bottle-float 4s ease-in-out infinite;
  filter: drop-shadow(0 20px 40px rgba(26,107,60,0.25));
}

@keyframes bottle-float {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-20px) rotate(2deg); }
}

.badge-float {
  position: absolute;
  background: var(--white);
  color: var(--primary-dark);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  padding: 8px 14px;
  border-radius: 50px;
  box-shadow: 0 4px 16px rgba(26,107,60,0.2);
  white-space: nowrap;
}
.badge-float--1 { top: 10%; left: 0; animation: badge-bob 3s ease-in-out infinite; }
.badge-float--2 { top: 45%; right: 0; animation: badge-bob 3s ease-in-out infinite 1s; }
.badge-float--3 { bottom: 10%; left: 5%; animation: badge-bob 3s ease-in-out infinite 2s; }
@keyframes badge-bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero-tag {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 1.5px;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.hero-h1 {
  font-size: clamp(28px, 4.5vw, 52px);
  color: var(--primary-dark);
  margin-bottom: 20px;
  line-height: 1.2;
}
.hero-h1 em { font-style: normal; color: var(--primary); }
.highlight {
  position: relative;
  display: inline-block;
  color: var(--accent-dark);
}

.hero-desc { color: var(--text-muted); margin-bottom: 14px; font-size: 16px; }
.hero-btn { margin-top: 20px; width: 100%; justify-content: center; }
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}
.hero-trust span {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== WHY US ===== */
.why-us {
  padding: 80px 0;
  background: var(--white);
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.why-card {
  background: var(--off-white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}
.why-card:hover { transform: scale(1.05) rotate(1deg); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.why-icon { width: 70px; height: 70px; object-fit: contain; margin: 0 auto 16px; }
.why-emoji { font-size: 3rem; margin-bottom: 16px; }
.why-card h3 { font-size: 15px; color: var(--primary-dark); margin-bottom: 10px; }
.why-card p { font-size: 14px; color: var(--text-muted); }

/* ===== WHAT IS ===== */
.what-is {
  padding: 80px 0;
  background: linear-gradient(135deg, #f0faf3, #e8f5ee);
}
.what-is-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.what-is-content p { color: var(--text-muted); margin-bottom: 16px; font-size: 16px; }
.what-is-content .btn-primary { margin-top: 8px; }
.what-is-img img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
}

/* ===== HOW WORKS ===== */
.how-works {
  padding: 80px 0;
  background: var(--white);
}

/* ===== ACCORDION ===== */
.accordion-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.accordion-item {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--white);
}
.accordion-header {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(14px, 2vw, 16px);
  color: var(--primary-dark);
  text-align: left;
  min-height: 60px;
  gap: 12px;
  transition: var(--transition);
}
.accordion-header:hover { background: var(--off-white); }
.acc-icon { flex-shrink: 0; transition: transform 0.3s; color: var(--primary); }
.accordion-item.open .acc-icon { transform: rotate(180deg); }
.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 20px;
}
.accordion-item.open .accordion-body { max-height: 400px; padding: 0 20px 20px; }
.accordion-body p { color: var(--text-muted); font-size: 15px; }

/* ===== REVIEWS ===== */
.reviews {
  padding: 80px 0;
  background: linear-gradient(135deg, #f0faf3, #e8f5ee);
}
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.review-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
}
.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.reviewer-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 12px;
  border: 3px solid var(--primary);
}
.review-avatar { font-size: 3rem; margin-bottom: 12px; }
.stars { font-size: 20px; margin-bottom: 8px; }
.review-card h4 { font-size: 15px; color: var(--primary-dark); margin-bottom: 12px; }
.review-card p { font-size: 14px; color: var(--text-muted); }
.rating-img-wrap { text-align: center; margin-top: 40px; }
.rating-img-wrap img { max-width: 300px; margin: 0 auto; }
.rating-fallback { font-size: 20px; text-align: center; color: var(--primary-dark); font-family: 'Montserrat', sans-serif; font-weight: 700; margin-top: 20px; }

/* ===== PRICING ===== */
.pricing { padding: 80px 0; background: var(--white); }
.pricing--alt { background: linear-gradient(135deg, #f0faf3, #e8f5ee); }

.countdown-wrap { text-align: center; margin-bottom: 40px; }
.countdown-label { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 16px; color: #c0392b; margin-bottom: 12px; }
.countdown {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-dark);
  color: var(--white);
  padding: 12px 28px;
  border-radius: var(--radius);
}
.cd-block { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.cd-block span { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 36px; min-width: 60px; text-align: center; }
.cd-block small { font-size: 11px; letter-spacing: 1px; opacity: 0.8; }
.cd-sep { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 36px; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.price-card {
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}
.price-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.price-card--popular {
  border-color: var(--primary);
  box-shadow: 0 8px 40px rgba(26,107,60,0.2);
  transform: scale(1.03);
}
.price-card--popular:hover { transform: scale(1.03) translateY(-4px); }
.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  padding: 5px 18px;
  border-radius: 50px;
  white-space: nowrap;
}
.price-label { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 13px; letter-spacing: 2px; color: var(--text-muted); }
.price-qty { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 22px; color: var(--primary-dark); margin: 6px 0; }
.price-supply { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
.price-img { max-width: 140px; margin: 0 auto 16px; }
.price-amount { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 24px; color: var(--primary-dark); }
.price-amount del { color: var(--text-muted); font-size: 16px; font-weight: 500; }
.price-total { font-size: 14px; color: var(--primary); font-weight: 700; margin-top: 4px; }
.bonus-badges { display: flex; flex-direction: column; gap: 6px; margin: 12px 0; }
.bonus-badges span { background: var(--off-white); border: 1px solid var(--border); border-radius: 50px; font-size: 12px; font-family: 'Montserrat', sans-serif; font-weight: 700; color: var(--primary-dark); padding: 5px 12px; }
.btn-price {
  display: block;
  margin: 16px auto 12px;
  cursor: pointer;
  transition: var(--transition);
  min-height: 56px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-price img { max-height: 56px; object-fit: contain; }
.btn-price:hover { transform: scale(1.05); }
.btn-price--hot { filter: hue-rotate(0deg); }
.cards-img { max-width: 180px; margin: 0 auto; }
.cards-text { font-size: 13px; color: var(--text-muted); }

/* ===== BONUSES ===== */
.bonuses { padding: 80px 0; background: var(--primary-dark); }
.bonuses .section-title { color: var(--white); }
.bonuses .section-title .accent { color: var(--accent); }
.bonus-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.bonus-card {
  background: rgba(255,255,255,0.08);
  border: 1.5px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.bonus-card:hover { background: rgba(255,255,255,0.14); transform: translateY(-6px); }
.bonus-card img { max-width: 200px; margin: 0 auto 20px; border-radius: 12px; }
.bonus-emoji { font-size: 4rem; margin-bottom: 20px; }
.bonus-card h3 { font-size: 18px; color: var(--accent); margin-bottom: 12px; }
.bonus-card p { color: rgba(255,255,255,0.8); font-size: 15px; }

/* ===== INGREDIENTS ===== */
.ingredients { padding: 80px 0; background: var(--off-white); }
.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.ing-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 22px 18px;
  transition: var(--transition);
}
.ing-card:hover { border-color: var(--primary); box-shadow: var(--shadow); }
.ing-card h3 { font-size: 15px; color: var(--primary-dark); margin-bottom: 8px; }
.ing-card p { font-size: 14px; color: var(--text-muted); }

/* ===== SCIENCE ===== */
.science { padding: 80px 0; background: var(--white); }
.science-accordion { max-width: 800px; margin: 0 auto; }

/* ===== GUARANTEE ===== */
.guarantee { padding: 80px 0; background: linear-gradient(135deg, #f0faf3, #e8f5ee); }
.guarantee-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: center;
}
.guarantee-img img {
  max-width: 320px;
  margin: 0 auto;
  filter: drop-shadow(0 12px 32px rgba(26,107,60,0.2));
}
.guarantee-emoji { font-size: 6rem; text-align: center; }
.guarantee-content p { color: var(--text-muted); margin-bottom: 24px; }
.guarantee-points { display: flex; flex-direction: column; gap: 20px; margin-bottom: 28px; }
.g-point { display: flex; gap: 16px; align-items: flex-start; }
.g-icon { font-size: 2rem; flex-shrink: 0; }
.g-point h4 { font-size: 16px; color: var(--primary-dark); margin-bottom: 4px; }
.g-point p { font-size: 14px; color: var(--text-muted); }

/* ===== BENEFITS ===== */
.benefits { padding: 80px 0; background: var(--primary-dark); }
.benefits .section-title { color: var(--white); }
.benefits .section-title .accent { color: var(--accent); }
.benefits .section-sub { color: rgba(255,255,255,0.7); }
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}
.benefit-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  padding: 20px;
  transition: var(--transition);
}
.benefit-item:hover { background: rgba(255,255,255,0.12); }
.benefit-icon { font-size: 22px; flex-shrink: 0; }
.benefit-item h3 { font-size: 15px; color: var(--white); margin-bottom: 6px; }
.benefit-item p { font-size: 14px; color: rgba(255,255,255,0.7); }

/* ===== FAQ ===== */
.faq { padding: 80px 0; background: var(--off-white); }

/* ===== FINAL CTA ===== */
.final-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, #0f4526 0%, #1a6b3c 50%, #2d9654 100%);
  position: relative;
  overflow: hidden;
}
.final-cta-bg { position: absolute; inset: 0; pointer-events: none; }
.final-cta-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.final-cta-img img {
  max-width: 360px;
  margin: 0 auto;
  animation: bottle-float 4s ease-in-out infinite;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
}
.final-cta-tag {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 1.5px;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 16px;
}
.final-cta-content h2 { color: var(--white); font-size: clamp(24px, 4vw, 40px); margin-bottom: 20px; }
.final-cta-content h2 .accent { color: var(--accent); }
.final-cta-content p { color: rgba(255,255,255,0.85); margin-bottom: 24px; }
.final-price { margin-bottom: 20px; }
.old-price { font-size: 16px; color: rgba(255,255,255,0.6); font-family: 'Montserrat', sans-serif; display: block; margin-bottom: 6px; }
.old-price del { color: rgba(255,255,255,0.5); }
.new-price { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: clamp(24px, 3vw, 36px); color: var(--accent); display: block; }
.final-cta .btn-primary {
  background: var(--accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  margin-top: 8px;
  width: 100%;
  justify-content: center;
}
.final-trust { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 20px; }
.final-trust span { font-size: 13px; color: rgba(255,255,255,0.75); font-family: 'Montserrat', sans-serif; font-weight: 600; }

/* ===== FOOTER ===== */
.footer { background: #0d2818; padding: 60px 0 0; }
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo-text { color: var(--white); font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 22px; }
.footer-brand .logo-icon { font-size: 24px; }
.footer-brand { display: flex; flex-direction: column; gap: 12px; }
.footer-brand p { color: rgba(255,255,255,0.6); font-size: 14px; }
.social-icons { display: flex; gap: 12px; margin-top: 8px; }
.social-icon {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
}
.social-icon:hover { background: var(--primary); color: var(--white); }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links h4 { color: var(--white); font-size: 16px; margin-bottom: 6px; }
.footer-links a, .footer-legal-links a { color: rgba(255,255,255,0.6); font-size: 14px; transition: var(--transition); display: block; }
.footer-links a:hover, .footer-legal-links a:hover { color: var(--accent); }
.footer-legal-links { display: flex; flex-direction: column; gap: 10px; }
.footer-disclaimer {
  padding: 24px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-disclaimer p { color: rgba(255,255,255,0.45); font-size: 12px; line-height: 1.7; }
.footer-bottom { padding: 20px 0; text-align: center; }
.footer-bottom p { color: rgba(255,255,255,0.4); font-size: 13px; }
.footer-bottom a { color: var(--accent); }

/* ===== SCROLL TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 28px;
  right: 20px;
  width: 56px;
  height: 56px;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 22px;
  font-weight: 700;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  z-index: 999;
  box-shadow: var(--shadow);
}
.scroll-top.visible { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: scale(1.1); background: var(--primary-dark); }

/* ===== POPUP ===== */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
  padding: 20px;
}
.popup-overlay.active { opacity: 1; pointer-events: auto; }
.popup-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px 32px;
  max-width: 460px;
  width: 100%;
  position: relative;
  text-align: center;
  box-shadow: 0 24px 80px rgba(0,0,0,0.25);
}
.popup-close {
  position: absolute;
  top: 14px;
  right: 14px;
  background: var(--off-white);
  border: none;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 16px;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}
.popup-close:hover { background: var(--primary); color: var(--white); }
.popup-badge {
  background: #c0392b;
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  padding: 5px 16px;
  border-radius: 50px;
  display: inline-block;
  margin-bottom: 16px;
}
.popup-content h3 { font-size: 22px; color: var(--primary-dark); margin-bottom: 12px; }
.popup-content p { color: var(--text-muted); margin-bottom: 20px; }
.popup-content small { display: block; margin-top: 12px; }

/* ===== PURCHASE NOTIFICATION ===== */
.notif {
  position: fixed;
  bottom: 100px;
  left: 20px;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  transform: translateX(-200px);
  transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1);
  max-width: 260px;
}
.notif.show { transform: translateX(0); }
.notif-icon { font-size: 22px; }
.notif-text { font-size: 13px; }
.notif-text strong { display: block; color: var(--primary-dark); font-family: 'Montserrat', sans-serif; }
.notif-text span { color: var(--text-muted); }

/* ===== ANIMATIONS ===== */
.fade-up, .fade-left, .fade-right {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}
.fade-up { transform: translateY(40px); }
.fade-left { transform: translateX(-40px); }
.fade-right { transform: translateX(40px); }
.fade-up.visible, .fade-left.visible, .fade-right.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, .fade-up, .fade-left, .fade-right, .hero-bottle, .badge-float, .orb {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ===== RESPONSIVE — TABLET ===== */
@media (max-width: 991px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-image-col { order: -1; }
  .hero-bottle { max-width: 280px; }
  .hero-trust { justify-content: center; }
  .what-is-inner { grid-template-columns: 1fr; }
  .what-is-img { order: -1; }
  .guarantee-inner { grid-template-columns: 1fr; text-align: center; }
  .guarantee-img img { max-width: 220px; }
  .g-point { text-align: left; }
  .final-cta-inner { grid-template-columns: 1fr; text-align: center; }
  .final-trust { justify-content: center; }
  .final-cta-img img { max-width: 260px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
    z-index: 999;
    transform: translateX(100%);
    transition: transform 0.35s ease;
  }
  .nav-links.open { display: flex; transform: translateX(0); }
  .nav-link { font-size: 20px; }
  .nav-cta { font-size: 18px; padding: 14px 32px; }
  .hamburger { display: flex; z-index: 1001; }

  .why-grid { grid-template-columns: 1fr 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 360px; margin: 0 auto; }
  .price-card--popular { transform: none; }
  .bonus-grid { grid-template-columns: 1fr; }
  .ingredients-grid { grid-template-columns: 1fr 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
}

@media (max-width: 575px) {
  .why-grid { grid-template-columns: 1fr; }
  .ingredients-grid { grid-template-columns: 1fr; }
  .cd-block span { font-size: 28px; min-width: 50px; }
  .hero { padding: 40px 0; }
  .badge-float--1, .badge-float--2, .badge-float--3 { display: none; }
  .popup-box { padding: 28px 20px; }
  .notif { bottom: 20px; left: 10px; right: 10px; max-width: calc(100% - 20px); }
}