/* ============================================================
   HIDRAGENIX - styles.css
   Design: Premium Natural / Forest Green Luxury
   Fonts: Montserrat (headings) + Open Sans (body)
   ============================================================ */

/* ---- CSS Variables ---- */
:root {
  --green-dark:  #1b4332;
  --green-mid:   #2d6a4f;
  --green-light: #52b788;
  --green-pale:  #b7e4c7;
  --green-bg:    #d8f3dc;
  --green-ultra: #f0faf4;
  --gold:        #d4a017;
  --gold-light:  #f5c842;
  --white:       #ffffff;
  --off-white:   #f8fdf9;
  --text-dark:   #0f2419;
  --text-mid:    #2d4a36;
  --text-light:  #6b8f76;
  --shadow-sm:   0 4px 15px rgba(27,67,50,0.10);
  --shadow-md:   0 8px 30px rgba(27,67,50,0.15);
  --shadow-lg:   0 16px 50px rgba(27,67,50,0.20);
  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-xl:   40px;
  --transition:  all 0.35s cubic-bezier(0.4,0,0.2,1);
}

/* ---- 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-dark);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
input, select, textarea { font-size: 16px; }

/* ---- Typography ---- */
h1, h2, h3, h4, h5 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--green-dark);
}
h1 { font-size: clamp(26px, 5vw, 52px); font-weight: 900; }
h2 { font-size: clamp(22px, 4vw, 40px); }
h3 { font-size: clamp(18px, 3vw, 26px); }
h4 { font-size: clamp(16px, 2.5vw, 20px); }

p { font-family: 'Open Sans', sans-serif; font-size: 16px; line-height: 1.8; color: var(--text-mid); }

/* ---- Layout ---- */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-pad { padding: 80px 0; }
@media (max-width: 768px) { .section-pad { padding: 60px 0; } }
@media (max-width: 480px) { .section-pad { padding: 44px 0; } }

.bg-light { background: var(--green-ultra); }
.bg-dark  { background: var(--green-dark); }

/* ---- Section Header ---- */
.section-header { text-align: center; margin-bottom: 50px; }
.section-header p { max-width: 620px; margin: 12px auto 0; font-size: 17px; }
.section-tag {
  display: inline-block;
  background: var(--green-bg);
  color: var(--green-dark);
  border: 1.5px solid var(--green-pale);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 14px;
}
.light-tag { background: rgba(255,255,255,0.12); color: #fff; border-color: rgba(255,255,255,0.25); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  border-radius: var(--radius-xl);
  padding: 14px 32px;
  min-height: 52px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--green-mid), var(--green-dark));
  color: var(--white);
  box-shadow: 0 6px 20px rgba(45,106,79,0.40);
}
.btn-primary:hover { transform: scale(1.05); box-shadow: 0 10px 32px rgba(45,106,79,0.55); }
.btn-primary:active { transform: scale(0.98); }

.btn-gold {
  background: linear-gradient(135deg, var(--gold), #b8860b);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(212,160,23,0.45);
}
.btn-gold:hover { transform: scale(1.05); box-shadow: 0 10px 32px rgba(212,160,23,0.60); }
.btn-gold:active { transform: scale(0.98); }

.btn-nav {
  background: var(--green-light);
  color: var(--white);
  padding: 10px 22px;
  min-height: 44px;
  font-size: 14px;
  box-shadow: 0 4px 12px rgba(82,183,136,0.35);
}
.btn-nav:hover { transform: scale(1.05); background: var(--green-mid); }

.btn-full { width: 100%; }
.btn-xl { font-size: 18px; padding: 18px 40px; min-height: 60px; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 6px 20px rgba(45,106,79,0.4); }
  50% { box-shadow: 0 6px 40px rgba(45,106,79,0.7), 0 0 0 8px rgba(45,106,79,0.1); }
}
.pulse-anim { animation: pulse 2.4s ease-in-out infinite; }

/* ========================================
   SECTION 1: NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(27,67,50,0.08);
  transition: var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.nav-container {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 70px;
  padding: 0 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.nav-logo { display: flex; align-items: center; gap: 10px; }
.logo-icon { font-size: 28px; }
.logo-text { font-family: 'Montserrat', sans-serif; font-size: 22px; font-weight: 600; color: var(--green-dark); }
.logo-text strong { font-weight: 900; color: var(--green-mid); }
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-dark);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}
.nav-link:hover { color: var(--green-mid); border-bottom-color: var(--green-mid); }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  height: 2.5px;
  background: var(--green-dark);
  border-radius: 4px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

.mobile-menu {
  display: none;
  flex-direction: column;
  align-items: stretch;
  gap: 4px;
  padding: 16px 24px 20px;
  background: var(--white);
  border-top: 1px solid var(--green-bg);
  transform: translateY(-10px);
  opacity: 0;
  transition: var(--transition);
}
.mobile-menu.open { display: flex; transform: translateY(0); opacity: 1; }
.mobile-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 15px;
  color: var(--text-dark);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.mobile-link:hover { background: var(--green-bg); color: var(--green-dark); }
.mobile-cta { margin-top: 8px; text-align: center; }

@media (max-width: 767px) {
  .nav-links { display: none; }
  .btn-nav { display: none; }
  .hamburger { display: flex; }
}

/* ========================================
   SECTION 2: HERO
   ======================================== */
.hero {
  position: relative;
  background: linear-gradient(145deg, #0d2b1e 0%, #1b4332 40%, #2d6a4f 100%);
  overflow: hidden;
  padding-top: 90px;
}
.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  padding-top: 50px;
  padding-bottom: 80px;
}
.hero-image-wrap { position: relative; display: flex; justify-content: center; }
.hero-glow {
  position: absolute;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(82,183,136,0.35) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  animation: glowPulse 3s ease-in-out infinite;
}
@keyframes glowPulse {
  0%, 100% { transform: translate(-50%,-50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%,-50%) scale(1.15); opacity: 1; }
}
.hero-img { max-height: 500px; width: auto; position: relative; z-index: 2; filter: drop-shadow(0 20px 50px rgba(0,0,0,0.4)); }

@keyframes floatAnim {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-18px); }
}
.float-anim { animation: floatAnim 3.5s ease-in-out infinite; }

.hero-badge-float {
  position: absolute;
  bottom: 20px;
  right: -10px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 10px 18px;
  border-radius: 100px;
  box-shadow: var(--shadow-md);
  z-index: 3;
  animation: floatAnim 3.5s ease-in-out 0.5s infinite;
}

.hero-content { color: var(--white); }
.hero-tag {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(8px);
  color: var(--green-pale);
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.hero-title { color: var(--white); margin-bottom: 20px; }
.text-accent { color: var(--green-light); }
.hero-desc { color: rgba(255,255,255,0.85); margin-bottom: 16px; font-size: 17px; }
.hero-stats {
  display: flex;
  gap: 24px;
  margin: 28px 0;
  flex-wrap: wrap;
}
.stat-item { text-align: center; }
.stat-num {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 28px;
  font-weight: 900;
  color: var(--green-light);
}
.stat-label { font-size: 13px; color: rgba(255,255,255,0.7); font-weight: 600; }
.btn-hero { font-size: 18px; padding: 18px 36px; }
.hero-note { margin-top: 16px; color: rgba(255,255,255,0.65); font-size: 13px; }
.hero-wave { line-height: 0; margin-bottom: -4px; }
.hero-wave svg { width: 100%; height: 60px; }

@media (max-width: 900px) {
  .hero-container { grid-template-columns: 1fr; gap: 30px; text-align: center; padding-top: 30px; padding-bottom: 40px; }
  .hero-image-wrap { order: -1; }
  .hero-img { max-height: 340px; margin: 0 auto; }
  .hero-stats { justify-content: center; }
  .hero-note { text-align: center; }
  .hero-badge-float { right: 10px; bottom: 10px; }
}
@media (max-width: 480px) {
  .hero-img { max-height: 260px; }
  .stat-num { font-size: 22px; }
  .btn-hero { font-size: 16px; padding: 16px 24px; }
}

/* Particle dots */
.particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(82,183,136,0.2);
  animation: particleFloat linear infinite;
}
@keyframes particleFloat {
  0% { transform: translateY(0) rotate(0deg); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

/* ========================================
   SECTION 3: WHY CHOOSE
   ======================================== */
.cards-grid { display: grid; gap: 28px; }
.four-cols { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 991px) { .four-cols { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 575px) { .four-cols { grid-template-columns: 1fr; } }

.trust-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1.5px solid var(--green-bg);
  transition: var(--transition);
}
.trust-card:hover { transform: scale(1.05) rotate(1.5deg); box-shadow: var(--shadow-lg); border-color: var(--green-pale); }
.trust-icon-wrap { margin-bottom: 16px; }
.trust-icon { width: 80px; height: 80px; object-fit: contain; margin: 0 auto; border-radius: 50%; }
.trust-card h3 { font-size: 17px; margin-bottom: 10px; color: var(--green-dark); }
.trust-card p { font-size: 15px; }

/* ========================================
   SECTION 4: WHAT IS
   ======================================== */
.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}
@media (max-width: 768px) { .split-layout { grid-template-columns: 1fr; gap: 36px; } }
.split-image { position: relative; }
.img-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.img-frame img { width: 100%; height: 100%; object-fit: cover; }
.img-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: var(--green-dark);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 8px 18px;
  border-radius: 100px;
}
.split-content h2 { margin-bottom: 20px; }
.split-content p { margin-bottom: 18px; }
.split-content .btn { margin-top: 10px; }

/* ========================================
   SECTION 5: HOW IT WORKS — ACCORDION
   ======================================== */
.accordion-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.accordion-item {
  border-radius: var(--radius-md);
  border: 1.5px solid var(--green-bg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-sm);
}
.accordion-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  min-height: 64px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 17px;
  color: var(--green-dark);
  text-align: left;
  transition: var(--transition);
}
.accordion-btn:hover { background: var(--green-ultra); }
.accordion-btn[aria-expanded="true"] { background: var(--green-dark); color: var(--white); }
.acc-icon { font-size: 22px; flex-shrink: 0; }
.acc-arrow { margin-left: auto; flex-shrink: 0; transition: transform 0.3s; font-size: 14px; }
.accordion-btn[aria-expanded="true"] .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), padding 0.3s;
  padding: 0 24px;
}
.accordion-body.open { max-height: 300px; padding: 20px 24px 24px; }

/* ========================================
   SECTION 6: REVIEWS
   ======================================== */
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
@media (max-width: 900px) { .reviews-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 575px) { .reviews-grid { grid-template-columns: 1fr; } }

.review-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  border: 1.5px solid var(--green-bg);
  transition: var(--transition);
}
.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.review-featured {
  border-color: var(--green-light);
  background: linear-gradient(135deg, var(--green-ultra), var(--white));
  box-shadow: var(--shadow-md);
}
.review-header { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.review-avatar { width: 60px; height: 60px; border-radius: 50%; object-fit: cover; flex-shrink: 0; border: 3px solid var(--green-pale); }
.review-header h4 { font-size: 17px; margin-bottom: 2px; }
.review-location { font-size: 13px; color: var(--text-light); }
.stars { color: #f5a623; font-size: 16px; margin-top: 3px; }
.review-text { font-size: 15px; line-height: 1.7; color: var(--text-mid); margin-bottom: 14px; }
.review-verified { font-size: 13px; color: var(--green-mid); font-weight: 600; }
.rating-summary { text-align: center; margin-top: 20px; }
.rating-summary img { margin: 0 auto 8px; max-width: 260px; }
.rating-summary p { font-weight: 700; font-size: 18px; }

/* ========================================
   SECTION 7 & 13: PRICING
   ======================================== */
.countdown-wrap { text-align: center; margin-bottom: 40px; }
.countdown-label { color: var(--green-pale); font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 18px; margin-bottom: 12px; }
.countdown {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  padding: 16px 32px;
  backdrop-filter: blur(10px);
}
.time-block { text-align: center; }
.time-block span {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 52px;
  color: var(--gold-light);
  line-height: 1;
  min-width: 80px;
}
.time-block small { font-size: 13px; color: rgba(255,255,255,0.6); letter-spacing: 2px; font-weight: 700; }
.time-sep { font-size: 52px; font-weight: 900; color: var(--gold-light); line-height: 1; align-self: flex-start; padding-top: 0; }

@media (max-width: 480px) {
  .time-block span { font-size: 38px; min-width: 56px; }
  .time-sep { font-size: 38px; }
  .countdown { padding: 12px 20px; }
}

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
@media (max-width: 900px) { .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; } }
@media (min-width: 576px) and (max-width: 900px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); max-width: 100%; } }

.price-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px 28px;
  text-align: center;
  border: 2px solid rgba(255,255,255,0.1);
  position: relative;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.price-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.price-popular {
  background: linear-gradient(160deg, var(--green-dark) 0%, #0d2b1e 100%);
  border-color: var(--gold);
  box-shadow: 0 0 40px rgba(212,160,23,0.25);
  color: var(--white);
  transform: scale(1.04);
}
.price-popular:hover { transform: scale(1.06) translateY(-8px); }
.price-popular h3,
.price-popular .price-label,
.price-popular .price-bottles,
.price-popular .price-supply,
.price-popular .price-per { color: var(--white) !important; }
.price-popular .price-new { color: var(--gold-light) !important; }

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold), #b8860b);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  padding: 6px 20px;
  border-radius: 100px;
  white-space: nowrap;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 12px rgba(212,160,23,0.4);
}
.price-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--green-dark);
}
.price-bottles { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 22px; color: var(--green-dark); }
.price-supply { font-size: 14px; color: var(--text-light); }
.price-img { max-height: 160px; width: auto; margin: 0 auto; }
.price-amount { display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap; }
.price-old { text-decoration: line-through; color: #999; font-size: 20px; font-weight: 600; }
.price-new { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 36px; color: var(--green-dark); }
.price-per { font-size: 14px; color: var(--text-light); }
.price-badges { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.badge-green {
  background: rgba(82,183,136,0.15);
  border: 1.5px solid var(--green-light);
  color: var(--green-dark);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 100px;
}
.price-popular .badge-green { background: rgba(255,255,255,0.12); border-color: var(--gold-light); color: var(--gold-light); }
.payment-icons { max-width: 180px; margin: 0 auto; opacity: 0.75; }

/* ========================================
   SECTION 8: BONUS
   ======================================== */
.bonus-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
@media (max-width: 768px) { .bonus-grid { grid-template-columns: 1fr; } }
.bonus-card {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-md);
  border: 1.5px solid var(--green-bg);
  align-items: center;
  transition: var(--transition);
}
.bonus-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
@media (max-width: 480px) { .bonus-card { grid-template-columns: 1fr; text-align: center; } }
.bonus-img { width: 100%; border-radius: var(--radius-md); max-height: 200px; object-fit: cover; }
.bonus-num { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 12px; letter-spacing: 2px; color: var(--green-light); text-transform: uppercase; display: block; margin-bottom: 8px; }
.bonus-info h3 { font-size: 19px; margin-bottom: 10px; }
.bonus-info p { font-size: 15px; margin-bottom: 12px; }
.bonus-value { font-size: 14px; }
.bonus-value .price-old { font-size: 14px; }

/* ========================================
   SECTION 9: INGREDIENTS
   ======================================== */
.ing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .ing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 575px) { .ing-grid { grid-template-columns: 1fr; } }

.ing-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  border: 1.5px solid var(--green-bg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.ing-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--green-pale); }
.ing-icon { font-size: 36px; margin-bottom: 12px; }
.ing-card h3 { font-size: 18px; margin-bottom: 10px; }
.ing-card p { font-size: 15px; margin-bottom: 12px; }
.ing-benefit { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 13px; color: var(--green-mid); }

/* ========================================
   SECTION 10: SCIENCE
   ======================================== */
.science-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
@media (max-width: 768px) { .science-grid { grid-template-columns: 1fr; } }
.science-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px;
  border-left: 4px solid var(--green-mid);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.science-card:hover { box-shadow: var(--shadow-md); transform: translateX(4px); }
.sci-icon { font-size: 32px; margin-bottom: 12px; }
.science-card h3 { margin-bottom: 12px; }
.science-card p { font-size: 15px; margin-bottom: 12px; }
.sci-ref { font-size: 12px; color: var(--text-light); font-style: italic; font-weight: 600; border-top: 1px solid var(--green-bg); padding-top: 10px; }
.science-disclaimer { font-size: 13px; color: var(--text-light); font-style: italic; margin-top: 32px; text-align: center; max-width: 700px; margin-left: auto; margin-right: auto; }

/* ========================================
   SECTION 11: GUARANTEE
   ======================================== */
.guarantee-img { max-width: 380px; width: 100%; margin: 0 auto; }
.guarantee-layout { gap: 60px; }
@media (max-width: 768px) { .guarantee-layout { text-align: center; } .guarantee-img { margin: 0 auto; } }
.guarantee-points { display: flex; flex-direction: column; gap: 22px; margin: 28px 0; }
.g-point { display: flex; gap: 18px; align-items: flex-start; }
.g-icon { font-size: 30px; flex-shrink: 0; width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; background: var(--green-bg); border-radius: 50%; }
.g-point h4 { margin-bottom: 6px; font-size: 17px; }
.g-point p { font-size: 15px; }
@media (max-width: 768px) { .g-point { flex-direction: column; align-items: center; text-align: center; } }

/* ========================================
   SECTION 12: BENEFITS
   ======================================== */
.benefits-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
@media (max-width: 768px) { .benefits-layout { grid-template-columns: 1fr; } }
.benefits-img img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.benefits-list { display: flex; flex-direction: column; gap: 18px; }
.benefit-item { display: flex; gap: 16px; padding: 16px; border-radius: var(--radius-md); border: 1.5px solid var(--green-bg); background: var(--white); transition: var(--transition); }
.benefit-item:hover { border-color: var(--green-light); box-shadow: var(--shadow-sm); transform: translateX(4px); }
.benefit-check { font-size: 20px; flex-shrink: 0; }
.benefit-item h4 { margin-bottom: 4px; font-size: 16px; }
.benefit-item p { font-size: 14px; }

/* ========================================
   SECTION 14: FAQ
   ======================================== */
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  border-radius: var(--radius-md);
  border: 1.5px solid var(--green-bg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-sm);
}
.faq-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 24px;
  min-height: 64px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--green-dark);
  text-align: left;
  transition: var(--transition);
}
.faq-btn:hover { background: var(--green-ultra); }
.faq-btn[aria-expanded="true"] { background: var(--green-dark); color: var(--white); }
.faq-arrow { flex-shrink: 0; transition: transform 0.3s; font-size: 13px; }
.faq-btn[aria-expanded="true"] .faq-arrow { transform: rotate(180deg); }
.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1), padding 0.3s;
}
.faq-body.open { max-height: 300px; padding: 20px 24px 24px; }
.faq-body p { font-size: 15px; }

/* ========================================
   SECTION 15: FINAL CTA
   ======================================== */
.final-cta {
  position: relative;
  background: linear-gradient(145deg, #0d2b1e 0%, #1b4332 50%, #2d6a4f 100%);
  overflow: hidden;
}
.final-cta-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(82,183,136,0.15) 0%, transparent 60%),
              radial-gradient(circle at 70% 50%, rgba(212,160,23,0.08) 0%, transparent 60%);
}
.final-cta-inner {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 60px;
  align-items: center;
  z-index: 2;
}
@media (max-width: 768px) { .final-cta-inner { grid-template-columns: 1fr; text-align: center; } }
.final-cta-img { max-height: 380px; width: auto; filter: drop-shadow(0 20px 50px rgba(0,0,0,0.5)); }
@media (max-width: 768px) { .final-cta-img { max-height: 260px; margin: 0 auto; } }
.final-cta-content h2 { color: var(--white); margin-bottom: 18px; }
.final-cta-content p { color: rgba(255,255,255,0.8); margin-bottom: 24px; font-size: 17px; }
.final-price { margin-bottom: 28px; }
.final-old { display: block; color: rgba(255,255,255,0.5); text-decoration: line-through; font-size: 20px; font-weight: 600; margin-bottom: 6px; }
.final-special {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 38px;
  color: var(--gold-light);
}
.final-badges { display: flex; gap: 16px; margin-top: 18px; flex-wrap: wrap; justify-content: flex-start; }
@media (max-width: 768px) { .final-badges { justify-content: center; } }
.final-badges span { background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); color: var(--white); font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 13px; padding: 8px 16px; border-radius: 100px; }

/* ========================================
   SECTION 16: FOOTER
   ======================================== */
.footer { background: #0a1f13; color: rgba(255,255,255,0.75); padding: 60px 0 30px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
@media (max-width: 768px) { .footer-top { grid-template-columns: 1fr; text-align: center; } }
.footer-brand p { margin-top: 14px; font-size: 14px; line-height: 1.7; }
.social-icons { display: flex; gap: 14px; margin-top: 20px; }
@media (max-width: 768px) { .social-icons { justify-content: center; } }
.social-icon {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
}
.social-icon:hover { background: var(--green-mid); color: var(--white); transform: translateY(-3px); }
.footer-col h4 { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 15px; color: var(--white); margin-bottom: 18px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { color: rgba(255,255,255,0.65); font-size: 14px; transition: var(--transition); }
.footer-col ul a:hover { color: var(--green-light); }
.footer-legal-links { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
@media (max-width: 768px) { .footer-legal-links { justify-content: center; } }
.legal-link { color: rgba(255,255,255,0.65); font-size: 14px; transition: var(--transition); }
.legal-link:hover { color: var(--green-light); }
.link-separator { color: rgba(255,255,255,0.25); }
.footer-disclaimer {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 28px;
  margin-bottom: 20px;
}
.footer-disclaimer p { font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.5); }
.footer-bottom { text-align: center; font-size: 13px; color: rgba(255,255,255,0.35); }

/* ========================================
   PURCHASE NOTIFICATION
   ======================================== */
.purchase-notif {
  position: fixed;
  bottom: 24px;
  left: 20px;
  background: var(--white);
  border-left: 4px solid var(--green-light);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  max-width: 300px;
  transform: translateX(-350px);
  transition: transform 0.5s cubic-bezier(0.34,1.56,0.64,1);
}
.purchase-notif.show { transform: translateX(0); }
.notif-avatar { width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0; object-fit: cover; }
.notif-text { font-size: 13.5px; line-height: 1.5; color: var(--text-dark); flex: 1; }
.notif-close {
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 18px;
  cursor: pointer;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}
.notif-close:hover { background: var(--green-bg); }
@media (max-width: 575px) { .purchase-notif { left: 10px; right: 10px; max-width: calc(100% - 20px); bottom: 16px; } }

/* ========================================
   EXIT POPUP
   ======================================== */
.exit-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.exit-overlay.active { opacity: 1; pointer-events: all; }
.exit-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  max-width: 420px;
  width: 100%;
  position: relative;
  box-shadow: 0 25px 80px rgba(0,0,0,0.4);
  animation: popIn 0.4s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes popIn { from { transform: scale(0.7); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.exit-close {
  position: absolute;
  top: 14px; right: 14px;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--green-bg);
  color: var(--green-dark);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  text-decoration: none;
}
.exit-close:hover { background: var(--green-mid); color: var(--white); }
.exit-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold), #b8860b);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 13px;
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.exit-img { max-height: 160px; width: auto; margin: 0 auto 20px; }
.exit-box h3 { font-size: 24px; margin-bottom: 12px; }
.exit-box p { margin-bottom: 24px; font-size: 16px; }
.exit-cta {
  display: inline-block;
  background: linear-gradient(135deg, var(--green-mid), var(--green-dark));
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  padding: 14px 30px;
  border-radius: 100px;
  min-height: 52px;
  box-shadow: 0 6px 20px rgba(45,106,79,0.4);
  transition: var(--transition);
  text-align: center;
}
.exit-cta:hover { transform: scale(1.05); box-shadow: 0 10px 30px rgba(45,106,79,0.55); }

/* ========================================
   SCROLL TO TOP
   ======================================== */
.scroll-top-btn {
  position: fixed;
  bottom: 28px;
  right: 20px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--green-mid);
  color: var(--white);
  border: none;
  cursor: pointer;
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: var(--transition);
}
.scroll-top-btn.visible { opacity: 1; pointer-events: all; transform: translateY(0); }
.scroll-top-btn:hover { background: var(--green-dark); transform: translateY(-3px); }

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */
.reveal, .reveal-left, .reveal-right, .reveal-stagger, .fade-left, .fade-right {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.fade-left { transform: translateX(-40px); }
.fade-right { transform: translateX(40px); }
.reveal-stagger { transition-delay: var(--delay, 0ms); }
.animated { opacity: 1; transform: none; }

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