/* =============================================
   STEEL BITE PRO — styles.css
   Design: Medical Premium with Bold Accents
   Color: Deep Navy + Emerald + Gold
============================================= */

/* ---- Google Fonts ---- */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800;900&family=Open+Sans:wght@400;500;600&display=swap');

/* ---- CSS Variables ---- */
:root {
  --primary: #1B4F72;
  --primary-dark: #154360;
  --accent: #27AE60;
  --accent-dark: #1E8449;
  --gold: #F39C12;
  --gold-dark: #D68910;
  --danger: #E74C3C;
  --white: #FFFFFF;
  --off-white: #F8FAFE;
  --light: #EAF4FB;
  --text: #1C2833;
  --text-muted: #5D6D7E;
  --border: #D5E8F7;
  --shadow: 0 8px 32px rgba(27,79,114,0.12);
  --shadow-lg: 0 16px 48px rgba(27,79,114,0.18);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.3s 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);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-size: 16px; font-family: inherit; }

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 { font-family: 'Montserrat', sans-serif; line-height: 1.25; }
h1 { font-size: clamp(26px, 5vw, 50px); font-weight: 900; }
h2 { font-size: clamp(22px, 4vw, 38px); font-weight: 800; }
h3 { font-size: clamp(18px, 2.5vw, 24px); font-weight: 700; }
h4 { font-size: clamp(16px, 2vw, 20px); font-weight: 700; }

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

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 16px;
  padding: 16px 32px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  min-height: 52px;
  letter-spacing: 0.5px;
}
.btn:hover { transform: scale(1.05); box-shadow: 0 8px 24px rgba(0,0,0,0.18); }
.btn:active { transform: scale(0.98); }

.btn-nav {
  background: var(--accent);
  color: var(--white);
  padding: 12px 24px;
  font-size: 14px;
}
.btn-hero {
  background: linear-gradient(135deg, var(--gold) 0%, #E67E22 100%);
  color: var(--white);
  font-size: clamp(16px, 2.5vw, 20px);
  padding: 18px 40px;
  box-shadow: 0 8px 32px rgba(243,156,18,0.4);
  width: 100%;
  max-width: 480px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: var(--white);
  box-shadow: var(--shadow);
}
.btn-price {
  background: linear-gradient(135deg, var(--primary) 0%, #2980B9 100%);
  color: var(--white);
  width: 100%;
  font-size: 15px;
  padding: 15px 20px;
}
.btn-price-pop {
  background: linear-gradient(135deg, var(--gold) 0%, var(--danger) 100%);
  color: var(--white);
  width: 100%;
  font-size: 15px;
  padding: 15px 20px;
  box-shadow: 0 6px 24px rgba(243,156,18,0.4);
}
.btn-final {
  background: linear-gradient(135deg, var(--danger) 0%, var(--gold) 100%);
  color: var(--white);
  font-size: clamp(16px, 2.5vw, 20px);
  padding: 20px 48px;
  box-shadow: 0 12px 40px rgba(231,76,60,0.4);
  width: 100%;
  max-width: 520px;
  animation: pulse 2s infinite;
}
.btn-footer-order {
  background: var(--accent);
  color: var(--white);
  padding: 12px 24px;
  font-size: 14px;
  margin-top: 8px;
}

/* ---- Section Common ---- */
section { padding: 80px 0; }
.section-title {
  text-align: center;
  color: var(--primary-dark);
  margin-bottom: 12px;
}
.section-title.left { text-align: left; }
.section-title .highlight { color: var(--accent); }
.section-sub {
  text-align: center;
  color: var(--text-muted);
  font-size: 17px;
  margin-bottom: 48px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

/* ---- Animations ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes floatY {
  0%, 100% { transform: translateY(0px) rotate(-2deg); }
  50%       { transform: translateY(-18px) rotate(2deg); }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 12px 40px rgba(231,76,60,0.4); }
  50%       { box-shadow: 0 12px 60px rgba(231,76,60,0.7); }
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes glow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%       { opacity: 0.7; transform: scale(1.1); }
}
@keyframes badgeFloat {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-6px); }
}
@keyframes countdownPulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.04); }
}

.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ======================================
   NAVBAR
====================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--border);
  transition: box-shadow var(--transition), padding var(--transition);
  padding: 0;
}
.navbar.scrolled { box-shadow: var(--shadow-lg); }
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  gap: 20px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--primary-dark);
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon { font-size: 28px; }
.logo-text strong { color: var(--accent); }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--accent); background: var(--light); }
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  padding: 0;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  width: 100%;
  height: 2.5px;
  background: var(--primary-dark);
  border-radius: 4px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(8.75px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-8.75px) rotate(-45deg); }

@media (max-width: 767px) {
  .hamburger { display: flex; }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 24px 40px;
    gap: 8px;
    box-shadow: -8px 0 40px rgba(0,0,0,0.15);
    transition: right 0.35s cubic-bezier(0.4,0,0.2,1);
    z-index: 999;
    overflow-y: auto;
  }
  .nav-menu.open { right: 0; }
  .nav-link { font-size: 18px; padding: 12px 0; width: 100%; border-bottom: 1px solid var(--border); }
  .btn-nav { width: 100%; text-align: center; padding: 14px 24px; font-size: 16px; margin-top: 12px; }
  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 998;
    display: none;
  }
  .nav-overlay.active { display: block; }
}

/* ======================================
   HERO
====================================== */
.hero {
  position: relative;
  background: linear-gradient(135deg, #EBF5FB 0%, #E8F8F0 50%, #FEF9E7 100%);
  overflow: hidden;
  padding: 80px 0 60px;
  min-height: 90vh;
  display: flex;
  align-items: center;
}
.hero-bg-anim {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 10% 20%, rgba(39,174,96,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 90% 80%, rgba(27,79,114,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 50%, rgba(243,156,18,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-glow {
  position: absolute;
  width: 320px;
  height: 320px;
  background: radial-gradient(ellipse, rgba(39,174,96,0.25) 0%, transparent 70%);
  border-radius: 50%;
  animation: glow 3s ease-in-out infinite;
  z-index: 0;
}
.hero-bottle {
  position: relative;
  z-index: 1;
  max-width: 340px;
  width: 100%;
  filter: drop-shadow(0 24px 48px rgba(27,79,114,0.18));
  animation: floatY 4s ease-in-out infinite;
}
.hero-badge-float {
  position: absolute;
  z-index: 3;
  background: var(--white);
  border-radius: 50px;
  padding: 8px 16px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  color: var(--primary-dark);
  box-shadow: var(--shadow);
  animation: badgeFloat 3s ease-in-out infinite;
  white-space: nowrap;
}
.badge-top { top: 10%; right: -10px; color: var(--accent); border-left: 4px solid var(--accent); }
.badge-bottom { bottom: 10%; left: -10px; color: var(--gold-dark); border-left: 4px solid var(--gold); animation-delay: 1.5s; }

.hero-content {}
.hero-tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 8px 20px;
  border-radius: 50px;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.hero-h1 {
  color: var(--primary-dark);
  margin-bottom: 20px;
  line-height: 1.2;
}
.hero-h1 em { font-style: normal; color: var(--accent); }
.hero-h1 .highlight { color: var(--primary); }
.hero-desc {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 16px;
  line-height: 1.8;
}
.hero-desc strong { color: var(--text); }
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 13px;
  color: var(--text-muted);
}
.hero-trust span {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  background: var(--white);
  border-radius: 50px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

@media (max-width: 767px) {
  .hero { padding: 60px 0 50px; min-height: auto; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; text-align: center; }
  .hero-image-wrap { order: 0; }
  .hero-content { order: 1; }
  .hero-bottle { max-width: 200px; margin: 0 auto; }
  .hero-glow { width: 220px; height: 220px; }
  .badge-top { right: 10%; font-size: 11px; padding: 6px 12px; }
  .badge-bottom { left: 10%; font-size: 11px; padding: 6px 12px; }
  .btn-hero { max-width: 100%; font-size: 16px; padding: 16px 24px; }
  .hero-trust { justify-content: center; }
}

/* ======================================
   WHY CHOOSE US
====================================== */
.why-us { background: var(--white); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 20px;
}
.why-card {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  border: 1.5px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.why-card:hover {
  transform: scale(1.05) rotate(1deg);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.why-card img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin: 0 auto 16px;
}
.why-card h3 { color: var(--primary-dark); margin-bottom: 12px; font-size: 17px; }
.why-card p { color: var(--text-muted); font-size: 14px; line-height: 1.7; }

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

/* ======================================
   WHAT IS
====================================== */
.what-is { background: linear-gradient(135deg, var(--light) 0%, #E8F8F0 100%); }
.what-is-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: center;
}
.what-is-img img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
}
.what-is-content p { color: var(--text-muted); margin-bottom: 16px; font-size: 16px; line-height: 1.8; }
.what-is-content p strong { color: var(--text); }
.what-is-content .section-title { margin-bottom: 20px; }

@media (max-width: 767px) {
  .what-is-inner { grid-template-columns: 1fr; gap: 32px; }
  .what-is-img { order: 0; }
  .what-is-content { order: 1; }
  .section-title.left { text-align: center; }
}

/* ======================================
   HOW IT WORKS
====================================== */
.how-works { background: var(--white); }
.accordion-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.accordion-item {
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--off-white);
}
.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--primary-dark);
  background: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--transition);
  min-height: 64px;
}
.accordion-header:hover { background: var(--light); }
.acc-icon { font-size: 22px; flex-shrink: 0; }
.acc-arrow { margin-left: auto; font-size: 12px; transition: transform var(--transition); flex-shrink: 0; color: var(--accent); }
.accordion-header[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 ease;
  padding: 0 24px;
}
.accordion-body.open {
  max-height: 400px;
  padding: 0 24px 24px;
}
.accordion-body p { color: var(--text-muted); font-size: 15px; line-height: 1.8; }

@media (max-width: 767px) {
  .accordion-header { font-size: 15px; padding: 16px 18px; gap: 10px; }
  .accordion-body.open { padding: 0 18px 18px; }
}

/* ======================================
   REVIEWS
====================================== */
.reviews { background: linear-gradient(135deg, #EBF5FB 0%, #E8F8F0 100%); }
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.review-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  border-top: 4px solid var(--accent);
}
.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.review-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 12px;
  border: 3px solid var(--accent);
}
.stars { font-size: 20px; margin-bottom: 8px; }
.review-card h4 { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 16px; color: var(--primary-dark); margin-bottom: 12px; }
.review-card p { color: var(--text-muted); font-size: 14px; line-height: 1.7; }

@media (max-width: 767px) {
  .reviews-grid { grid-template-columns: 1fr; }
}
@media (min-width: 576px) and (max-width: 767px) {
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ======================================
   PRICING
====================================== */
.pricing { background: var(--primary-dark); color: var(--white); }
.pricing .section-title { color: var(--white); }
.pricing .section-sub { color: rgba(255,255,255,0.8); }

.pricing2 { background: var(--off-white); }
.pricing2 .section-title { color: var(--primary-dark); }
.pricing2 .section-sub { color: var(--text-muted); }
.pricing2 .countdown-wrap { background: rgba(27,79,114,0.08); border-color: var(--border); }
.pricing2 .countdown-label { color: var(--text); }

.countdown-wrap {
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: var(--radius);
  padding: 20px 32px;
  text-align: center;
  max-width: 360px;
  margin: 0 auto 48px;
}
.countdown-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.countdown {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.time-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: linear-gradient(135deg, var(--danger), #C0392B);
  border-radius: var(--radius-sm);
  padding: 14px 24px;
  min-width: 80px;
  animation: countdownPulse 1s ease-in-out infinite;
}
.time-block span {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 38px;
  color: var(--white);
  line-height: 1;
}
.time-block small {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 11px;
  color: rgba(255,255,255,0.8);
  letter-spacing: 2px;
  margin-top: 4px;
}
.time-sep {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 36px;
  color: var(--gold);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}
.price-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 2px solid transparent;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.price-card.popular {
  border-color: var(--gold);
  transform: scale(1.04);
  box-shadow: 0 24px 64px rgba(243,156,18,0.25);
}
.price-card.popular:hover { transform: scale(1.04) translateY(-6px); }

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold), var(--danger));
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  padding: 7px 20px;
  border-radius: 50px;
  white-space: nowrap;
  letter-spacing: 0.5px;
}
.price-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 14px;
  color: var(--primary-dark);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}
.price-qty {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 24px;
  color: var(--primary-dark);
}
.price-supply {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
}
.price-card img:not(.payment-logos) {
  max-height: 160px;
  object-fit: contain;
  margin: 0 auto;
}
.price-amount {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}
.old-price {
  font-family: 'Montserrat', sans-serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: line-through;
}
.new-price {
  font-family: 'Montserrat', sans-serif;
  font-size: 36px;
  font-weight: 900;
  color: var(--danger);
}
.price-per {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.price-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}
.badge-free, .badge-ship {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 11px;
  padding: 5px 12px;
  border-radius: 50px;
}
.badge-free { background: #D5F5E3; color: var(--accent-dark); }
.badge-ship { background: #D6EAF8; color: var(--primary); }
.payment-logos { max-width: 160px; margin: 0 auto; opacity: 0.7; }
.rating-wrap {
  text-align: center;
  margin-top: 32px;
  color: rgba(255,255,255,0.9);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
}
.pricing2 .rating-wrap { color: var(--text); }
.rating-wrap img { max-width: 200px; margin: 0 auto 8px; }

@media (max-width: 767px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card.popular { transform: scale(1); }
  .time-block { padding: 12px 20px; min-width: 70px; }
  .time-block span { font-size: 32px; }
}
@media (min-width: 576px) and (max-width: 767px) {
  .pricing-grid { grid-template-columns: 1fr; }
}

/* ======================================
   BONUS
====================================== */
.bonus { background: linear-gradient(135deg, #FEF9E7 0%, #E8F8F0 100%); }
.bonus-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.bonus-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  box-shadow: var(--shadow);
  border-left: 5px solid var(--gold);
  transition: transform var(--transition), box-shadow var(--transition);
}
.bonus-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.bonus-card img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.bonus-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  color: var(--gold-dark);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.bonus-info h3 { color: var(--primary-dark); margin-bottom: 10px; font-size: 18px; }
.bonus-info p { color: var(--text-muted); font-size: 14px; line-height: 1.7; }

@media (max-width: 767px) {
  .bonus-grid { grid-template-columns: 1fr; }
  .bonus-card { flex-direction: column; }
  .bonus-card img { width: 100%; height: 180px; }
}

/* ======================================
   INGREDIENTS
====================================== */
.ingredients { background: var(--off-white); }
.ingr-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.ingr-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1.5px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.ingr-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--accent); }
.ingr-icon { font-size: 32px; margin-bottom: 12px; }
.ingr-card h3 { color: var(--primary-dark); margin-bottom: 10px; font-size: 18px; }
.ingr-card p { color: var(--text-muted); font-size: 14px; line-height: 1.75; }

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

/* ======================================
   SCIENTIFIC EVIDENCE
====================================== */
.science { background: var(--white); }
.science-accordion { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.sci-item {
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--off-white);
}
.sci-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--primary-dark);
  background: none;
  cursor: pointer;
  text-align: left;
  gap: 16px;
  min-height: 64px;
  transition: background var(--transition);
}
.sci-header:hover { background: var(--light); }
.sci-header[aria-expanded="true"] .acc-arrow { transform: rotate(180deg); }
.sci-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 24px;
}
.sci-body.open { max-height: 500px; padding: 0 24px 24px; }
.sci-body p { color: var(--text-muted); font-size: 15px; line-height: 1.8; margin-bottom: 12px; }

@media (max-width: 767px) {
  .sci-header { font-size: 14px; padding: 16px 18px; }
  .sci-body.open { padding: 0 18px 18px; }
}

/* ======================================
   GUARANTEE
====================================== */
.guarantee { background: linear-gradient(135deg, #EBF5FB 0%, #E8F8F0 100%); }
.guarantee-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 60px;
  align-items: center;
}
.guarantee-img img {
  width: 240px;
  border-radius: var(--radius);
  filter: drop-shadow(0 12px 32px rgba(27,79,114,0.2));
}
.guarantee-content p { color: var(--text-muted); font-size: 16px; margin-bottom: 24px; line-height: 1.8; }
.guarantee-points { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }
.g-point {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
.g-icon { font-size: 28px; flex-shrink: 0; margin-top: 2px; }
.g-point h4 { color: var(--primary-dark); margin-bottom: 6px; }
.g-point p { color: var(--text-muted); font-size: 14px; line-height: 1.7; margin: 0; }

@media (max-width: 767px) {
  .guarantee-inner { grid-template-columns: 1fr; text-align: center; }
  .guarantee-img img { width: 160px; margin: 0 auto; }
  .g-point { text-align: left; }
  .section-title.left { text-align: center; }
}

/* ======================================
   BENEFITS
====================================== */
.benefits { background: var(--white); }
.benefits-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.benefit-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 24px 20px;
  border: 1.5px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.benefit-item:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.benefit-check { font-size: 24px; flex-shrink: 0; margin-top: 2px; }
.benefit-item h4 { color: var(--primary-dark); margin-bottom: 6px; }
.benefit-item p { color: var(--text-muted); font-size: 14px; line-height: 1.7; margin: 0; }

@media (max-width: 575px) {
  .benefits-grid { grid-template-columns: 1fr; }
}

/* ======================================
   FAQ
====================================== */
.faq { background: var(--off-white); }
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.faq-item {
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
}
.faq-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--primary-dark);
  cursor: pointer;
  text-align: left;
  gap: 16px;
  min-height: 64px;
  transition: background var(--transition);
}
.faq-header:hover { background: var(--light); }
.faq-header[aria-expanded="true"] { background: var(--light); }
.faq-header[aria-expanded="true"] .acc-arrow { transform: rotate(180deg); }
.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 24px;
}
.faq-body.open { max-height: 400px; padding: 0 24px 24px; }
.faq-body p { color: var(--text-muted); font-size: 15px; line-height: 1.8; }

@media (max-width: 767px) {
  .faq-header { font-size: 14px; padding: 16px 18px; }
  .faq-body.open { padding: 0 18px 18px; }
}

/* ======================================
   FINAL CTA
====================================== */
.final-cta {
  position: relative;
  background: linear-gradient(135deg, var(--primary-dark) 0%, #0B3D0B 50%, #1A2A1A 100%);
  overflow: hidden;
  padding: 100px 0;
}
.final-cta-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(39,174,96,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(243,156,18,0.1) 0%, transparent 50%);
  pointer-events: none;
}
.final-cta-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: center;
}
.final-cta-img img {
  max-width: 300px;
  margin: 0 auto;
  filter: drop-shadow(0 24px 48px rgba(0,0,0,0.4));
  animation: floatY 4s ease-in-out infinite;
}
.final-cta-content {}
.final-badge {
  display: inline-block;
  background: var(--danger);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  padding: 8px 20px;
  border-radius: 50px;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: pulse 2s infinite;
}
.final-cta-content h2 { color: var(--white); margin-bottom: 24px; font-size: clamp(24px, 3.5vw, 40px); }
.final-cta-content h2 .highlight { color: var(--gold); }
.final-price-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.final-old {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: rgba(255,255,255,0.6);
}
.final-new {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(22px, 3vw, 32px);
  color: var(--gold);
}
.final-cta-content p { color: rgba(255,255,255,0.85); font-size: 16px; margin-bottom: 28px; line-height: 1.8; }
.final-trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}
.final-trust-badges span {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 13px;
  color: rgba(255,255,255,0.8);
  padding: 6px 16px;
  background: rgba(255,255,255,0.1);
  border-radius: 50px;
  border: 1px solid rgba(255,255,255,0.2);
}

@media (max-width: 767px) {
  .final-cta { padding: 60px 0; }
  .final-cta-inner { grid-template-columns: 1fr; text-align: center; }
  .final-cta-img img { max-width: 200px; }
  .final-price-wrap { justify-content: center; }
  .btn-final { max-width: 100%; font-size: 16px; padding: 16px 24px; }
  .final-trust-badges { justify-content: center; }
}

/* ======================================
   FOOTER
====================================== */
.footer { background: var(--primary-dark); color: rgba(255,255,255,0.85); padding: 60px 0 24px; }
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer .nav-logo { color: var(--white); }
.footer-tagline { font-size: 14px; color: rgba(255,255,255,0.7); margin-top: 12px; line-height: 1.7; }
.social-links { display: flex; gap: 10px; margin-top: 20px; }
.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: var(--white);
  transition: background var(--transition), transform var(--transition);
}
.social-link:hover { background: var(--accent); transform: scale(1.1); }
.footer-links-col h4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--white);
  margin-bottom: 16px;
}
.footer-links-col a {
  display: block;
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  padding: 5px 0;
  transition: color var(--transition);
}
.footer-links-col a:hover { color: var(--accent); }
.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 20px;
}
.legal-link {
  color: rgba(255,255,255,0.7);
  font-size: 13px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  transition: color var(--transition);
}
.legal-link:hover { color: var(--accent); }
.link-separator { color: rgba(255,255,255,0.3); }
.footer-disclaimer {
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin-bottom: 20px;
}
.footer-disclaimer p {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  margin-bottom: 8px;
}
.footer-bottom {
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
}

@media (max-width: 991px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 575px) {
  .footer-top { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-links-col { text-align: center; }
  .social-links { justify-content: center; }
  .footer-legal-links { flex-direction: column; align-items: center; }
  .link-separator { display: none; }
}

/* ======================================
   PURCHASE NOTIFICATION
====================================== */
.purchase-notif {
  position: fixed;
  bottom: 24px;
  left: 20px;
  z-index: 9999;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
  padding: 16px 20px;
  max-width: 320px;
  transform: translateX(-120%);
  transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
  border-left: 5px solid var(--accent);
}
.purchase-notif.show { transform: translateX(0); }
.notif-inner { display: flex; align-items: center; gap: 12px; }
.notif-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--accent);
}
.notif-text { font-size: 13px; color: var(--text); line-height: 1.5; flex: 1; }
.notif-close {
  font-size: 14px;
  color: var(--text-muted);
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--transition);
}
.notif-close:hover { background: var(--light); }

@media (max-width: 575px) {
  .purchase-notif {
    left: 12px;
    right: 12px;
    max-width: none;
    bottom: 12px;
  }
}

/* ======================================
   EXIT POPUP
====================================== */
.exit-popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.exit-popup-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.exit-popup-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px 36px;
  max-width: 460px;
  width: 100%;
  text-align: center;
  position: relative;
  box-shadow: 0 32px 80px rgba(0,0,0,0.3);
  border-top: 6px solid var(--danger);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}
.exit-popup-overlay.active .exit-popup-box { transform: scale(1); }
.exit-popup-close-link {
  position: absolute;
  top: 12px;
  right: 16px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-muted);
  background: var(--light);
  border-radius: 50%;
  transition: background var(--transition), color var(--transition);
  font-weight: 700;
}
.exit-popup-close-link:hover { background: var(--danger); color: var(--white); }
.exit-popup-badge {
  background: var(--danger);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 13px;
  padding: 8px 20px;
  border-radius: 50px;
  display: inline-block;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.exit-popup-img { max-width: 160px; margin: 0 auto 16px; }
.exit-popup-box h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(20px, 4vw, 26px);
  color: var(--primary-dark);
  margin-bottom: 12px;
}
.exit-popup-box p { color: var(--text-muted); font-size: 15px; margin-bottom: 20px; line-height: 1.7; }
.exit-popup-btn {
  display: block;
  background: linear-gradient(135deg, var(--danger), var(--gold));
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 16px;
  padding: 16px 32px;
  border-radius: 50px;
  text-decoration: none;
  margin-bottom: 12px;
  box-shadow: 0 8px 24px rgba(231,76,60,0.3);
  transition: transform var(--transition), box-shadow var(--transition);
  animation: pulse 2s infinite;
}
.exit-popup-btn:hover { transform: scale(1.04); }
.exit-popup-small { font-size: 12px; color: var(--text-muted); }

@media (max-width: 575px) {
  .exit-popup-box { padding: 32px 24px; }
}

/* ======================================
   SCROLL TO TOP
====================================== */
.scroll-top-btn {
  position: fixed;
  bottom: 80px;
  right: 20px;
  z-index: 999;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white);
  font-size: 20px;
  font-weight: 700;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  border: none;
  cursor: pointer;
}
.scroll-top-btn.visible { opacity: 1; pointer-events: all; }
.scroll-top-btn:hover { transform: scale(1.1) translateY(-3px); }
.scroll-top-btn:active { transform: scale(0.97); }

@media (max-width: 575px) {
  .scroll-top-btn { width: 56px; height: 56px; bottom: 72px; right: 12px; }
}