/* ============================================
   NEUROZEN - STYLES.CSS
   Design: Deep Space Neural Premium Theme
   Font: Montserrat (headings) + Open Sans (body)
============================================ */

/* ---- CSS VARIABLES ---- */
:root {
  --primary: #1a1065;
  --primary-light: #2d1b8a;
  --accent: #00c6ff;
  --accent2: #7c3aed;
  --accent3: #10b981;
  --gold: #f59e0b;
  --danger: #ef4444;
  --text-dark: #0f0a2e;
  --text-body: #374151;
  --text-muted: #6b7280;
  --white: #ffffff;
  --off-white: #f8faff;
  --card-bg: #ffffff;
  --border: #e5e7eb;
  --shadow-sm: 0 2px 8px rgba(26,16,101,0.08);
  --shadow-md: 0 8px 32px rgba(26,16,101,0.12);
  --shadow-lg: 0 20px 60px rgba(26,16,101,0.18);
  --grad-main: linear-gradient(135deg, #1a1065 0%, #2d1b8a 40%, #4f46e5 70%, #00c6ff 100%);
  --grad-accent: linear-gradient(135deg, #7c3aed, #4f46e5, #00c6ff);
  --grad-gold: linear-gradient(135deg, #f59e0b, #fbbf24);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --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-body); background: var(--white); overflow-x: hidden; line-height: 1.7; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
input, select, textarea { font-size: 16px; }

/* ---- TYPOGRAPHY ---- */
h1, h2, h3, h4 { font-family: 'Montserrat', sans-serif; font-weight: 800; line-height: 1.2; color: var(--text-dark); }
h1 { font-size: clamp(26px, 5vw, 52px); }
h2 { font-size: clamp(22px, 4vw, 40px); }
h3 { font-size: clamp(18px, 2.5vw, 24px); }
h4 { font-size: clamp(16px, 2vw, 20px); }
p { font-size: 16px; line-height: 1.75; margin-bottom: 0.75rem; }

/* ---- CONTAINER ---- */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
@media (min-width: 768px) { .container { padding: 0 32px; } }
@media (min-width: 1200px) { .container { padding: 0 40px; } }

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--grad-accent);
  color: var(--white); font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: clamp(14px, 2vw, 17px);
  padding: 16px 32px; border-radius: 50px; border: none; cursor: pointer;
  min-height: 56px; transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 24px rgba(79,70,229,0.4);
  text-align: center; white-space: nowrap;
}
.btn-primary:hover { transform: scale(1.05); box-shadow: 0 8px 40px rgba(79,70,229,0.55); }
.btn-primary:active { transform: scale(0.98); }
.glow-btn { background: var(--grad-gold); color: var(--text-dark); box-shadow: 0 4px 24px rgba(245,158,11,0.4); }
.glow-btn:hover { box-shadow: 0 8px 40px rgba(245,158,11,0.6); }
.pulse-btn { animation: pulseCta 2s infinite; }
@keyframes pulseCta {
  0%,100% { box-shadow: 0 4px 24px rgba(124,58,237,0.4); }
  50% { box-shadow: 0 8px 60px rgba(124,58,237,0.7), 0 0 0 12px rgba(124,58,237,0.08); }
}

/* ---- SECTION COMMONS ---- */
section { padding: 60px 0; }
@media (min-width: 768px) { section { padding: 90px 0; } }
.section-header { text-align: center; margin-bottom: 50px; }
.section-tag {
  display: inline-block; background: rgba(79,70,229,0.1); color: var(--accent2);
  font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 13px;
  letter-spacing: 1.5px; text-transform: uppercase; padding: 6px 18px;
  border-radius: 50px; margin-bottom: 14px; border: 1px solid rgba(124,58,237,0.2);
}
.urgent-tag { background: rgba(239,68,68,0.1); color: var(--danger); border-color: rgba(239,68,68,0.2); }
.section-title { margin-bottom: 14px; }
.section-subtitle { font-size: clamp(15px, 2vw, 17px); color: var(--text-muted); max-width: 600px; margin: 0 auto; }
.accent { background: var(--grad-accent); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.gradient-text { background: var(--grad-accent); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ---- ANIMATIONS ---- */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-up { opacity: 0; transform: translateY(40px); transition: opacity 0.7s ease calc(var(--delay,0s)), transform 0.7s ease calc(var(--delay,0s)); }
.fade-in.visible, .fade-up.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .fade-in, .fade-up { opacity: 1; transform: none; transition: none; }
}

/* ========================================
   SECTION 1: NAVBAR
======================================== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.95); backdrop-filter: blur(16px);
  box-shadow: 0 2px 20px rgba(26,16,101,0.1);
  transition: background var(--transition), padding var(--transition);
}
.navbar.scrolled { background: rgba(255,255,255,0.98); box-shadow: 0 4px 30px rgba(26,16,101,0.15); }
.nav-container { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; max-width: 1200px; margin: 0 auto; gap: 16px; }
@media (min-width: 768px) { .nav-container { padding: 16px 32px; } }
.nav-logo { display: flex; align-items: center; gap: 10px; }
.logo-img { width: 38px; height: 38px; object-fit: contain; border-radius: 8px; }
.logo-text { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 22px; color: var(--primary); }
.logo-accent { background: var(--grad-accent); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-links { display: none; align-items: center; gap: 8px; }
@media (min-width: 768px) {
  .nav-links { display: flex; }
  .hamburger { display: none; }
}
.nav-link {
  font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 14px;
  color: var(--text-dark); padding: 8px 16px; border-radius: 8px;
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--accent2); background: rgba(124,58,237,0.08); }
.nav-cta-btn {
  font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 14px;
  background: var(--grad-accent); color: white; padding: 10px 24px; border-radius: 50px;
  min-height: 44px; display: inline-flex; align-items: center;
  box-shadow: 0 4px 16px rgba(79,70,229,0.35); transition: transform var(--transition), box-shadow var(--transition);
}
.nav-cta-btn:hover { transform: scale(1.05); box-shadow: 0 6px 24px rgba(79,70,229,0.5); }
.hamburger {
  display: flex; flex-direction: column; justify-content: space-between;
  width: 28px; height: 20px; padding: 0; cursor: pointer; min-width: 44px; min-height: 44px;
  align-items: center; justify-content: center; gap: 5px;
}
.hamburger span { display: block; width: 26px; height: 2.5px; background: var(--primary); border-radius: 3px; transition: all var(--transition); }
.hamburger.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* Mobile Nav */
@media (max-width: 767px) {
  .nav-links {
    position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
    background: white; flex-direction: column; align-items: flex-start; justify-content: flex-start;
    padding: 90px 28px 40px; gap: 8px;
    box-shadow: -8px 0 40px rgba(0,0,0,0.15); z-index: 999;
    transition: right 0.35s cubic-bezier(0.4,0,0.2,1);
  }
  .nav-links.open { display: flex; right: 0; }
  .nav-link { width: 100%; padding: 14px 16px; font-size: 16px; border-radius: 12px; }
  .nav-cta-btn { width: 100%; justify-content: center; margin-top: 12px; font-size: 16px; padding: 14px 24px; }
  .nav-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 998; display: none; }
  .nav-overlay.active { display: block; }
}

/* ========================================
   SECTION 2: HERO
======================================== */
.hero-section {
  min-height: 100vh; padding-top: 80px;
  background: linear-gradient(160deg, #0f0a2e 0%, #1a1065 35%, #2d1b8a 65%, #06b6d4 100%);
  position: relative; overflow: hidden; display: flex; align-items: center;
}
.hero-particles { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.hero-container {
  display: flex; align-items: center; gap: 48px; padding-top: 40px; padding-bottom: 60px;
  flex-direction: column;
}
@media (min-width: 768px) {
  .hero-container { flex-direction: row; min-height: calc(100vh - 80px); }
}
.hero-image-wrap { position: relative; flex: 0 0 auto; text-align: center; order: -1; }
@media (min-width: 768px) { .hero-image-wrap { order: 0; } }
.hero-glow {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(0,198,255,0.3) 0%, transparent 70%);
  border-radius: 50%; animation: heroGlowPulse 3s ease-in-out infinite;
}
@keyframes heroGlowPulse { 0%,100% { transform: translate(-50%,-50%) scale(1); opacity:0.7; } 50% { transform: translate(-50%,-50%) scale(1.2); opacity:1; } }
.hero-bottle {
  width: clamp(220px, 35vw, 380px); position: relative; z-index: 1;
  animation: heroBottleFloat 4s ease-in-out infinite;
  filter: drop-shadow(0 30px 60px rgba(0,198,255,0.4));
}
@keyframes heroBottleFloat {
  0%,100% { transform: translateY(0px) rotate(-2deg); }
  50% { transform: translateY(-20px) rotate(2deg); }
}
.hero-badge {
  position: absolute; background: rgba(255,255,255,0.12); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.25); color: white;
  font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 12px;
  padding: 7px 14px; border-radius: 50px; white-space: nowrap; z-index: 2;
  animation: badgeFloat 3s ease-in-out infinite;
}
.hero-badge-1 { top: 10%; right: -10px; animation-delay: 0s; }
.hero-badge-2 { bottom: 25%; right: -20px; animation-delay: 1s; }
.hero-badge-3 { top: 40%; left: -20px; animation-delay: 0.5s; }
@keyframes badgeFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@media (max-width: 480px) { .hero-badge { font-size: 10px; padding: 5px 10px; } .hero-badge-3 { left: 0; } .hero-badge-2 { right: 0; } }
.hero-content { flex: 1; color: white; text-align: center; }
@media (min-width: 768px) { .hero-content { text-align: left; } }
.hero-pill {
  display: inline-block; background: rgba(255,255,255,0.15); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.3); color: #a5f3fc;
  font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 13px;
  padding: 7px 18px; border-radius: 50px; margin-bottom: 20px;
  animation: fadeSlideDown 0.8s ease both;
}
.hero-h1 {
  color: white; margin-bottom: 24px; line-height: 1.15;
  animation: fadeSlideUp 0.8s ease 0.2s both;
}
.hero-desc {
  color: rgba(255,255,255,0.85); margin-bottom: 16px; font-size: clamp(15px,2vw,17px);
  animation: fadeSlideUp 0.8s ease 0.4s both;
}
.hero-cta-wrap { margin: 28px 0; animation: fadeSlideUp 0.8s ease 0.6s both; }
.hero-cta {
  font-size: clamp(15px, 2.2vw, 19px) !important; padding: 18px 36px !important;
  width: 100%; max-width: 420px;
}
@media (min-width: 768px) { .hero-cta { width: auto; } }
.hero-guarantee { margin-top: 12px; color: rgba(255,255,255,0.7); font-size: 14px; }
.hero-stats {
  display: flex; align-items: center; justify-content: center; gap: 20px; margin-top: 28px;
  animation: fadeSlideUp 0.8s ease 0.8s both; flex-wrap: wrap;
}
@media (min-width: 768px) { .hero-stats { justify-content: flex-start; } }
.stat-item { text-align: center; }
.stat-num { display: block; font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: clamp(20px,3vw,28px); color: #a5f3fc; }
.stat-label { font-size: 12px; color: rgba(255,255,255,0.65); font-weight: 600; letter-spacing: 0.5px; }
.stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.2); }
.hero-wave { position: absolute; bottom: -1px; left: 0; right: 0; }
.hero-wave svg { width: 100%; display: block; }
@keyframes fadeSlideDown { from { opacity:0; transform: translateY(-20px); } to { opacity:1; transform:none; } }
@keyframes fadeSlideUp { from { opacity:0; transform: translateY(30px); } to { opacity:1; transform:none; } }

/* ========================================
   SECTION 3: WHY CHOOSE US
======================================== */
.why-section { background: var(--off-white); }
.why-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 576px) { .why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .why-grid { grid-template-columns: repeat(4, 1fr); } }
.why-card {
  background: white; border-radius: var(--radius-lg); padding: 32px 24px;
  text-align: center; border: 1px solid var(--border);
  box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition), rotate var(--transition);
}
.why-card:hover { transform: scale(1.05) rotate(1deg); box-shadow: var(--shadow-lg); }
.why-icon-wrap { width: 90px; height: 90px; margin: 0 auto 20px; display: flex; align-items: center; justify-content: center; }
.why-icon { width: 80px; height: 80px; object-fit: contain; }
.why-icon-fallback { font-size: 56px; line-height: 1; }
.why-title { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 15px; letter-spacing: 0.5px; color: var(--primary); margin-bottom: 12px; }
.why-desc { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin: 0; }

/* ========================================
   SECTION 4: WHAT IS NEUROZEN
======================================== */
.what-section { background: white; }
.what-grid { display: flex; flex-direction: column; gap: 48px; align-items: center; }
@media (min-width: 768px) { .what-grid { flex-direction: row; } }
.what-image { flex: 0 0 auto; position: relative; width: 100%; max-width: 420px; }
.what-img-glow {
  position: absolute; inset: -20px;
  background: radial-gradient(ellipse, rgba(79,70,229,0.15) 0%, transparent 70%);
  border-radius: 50%; pointer-events: none;
}
.what-image img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; }
.what-content { flex: 1; }
.what-content p { font-size: clamp(15px,1.8vw,17px); }

/* ========================================
   SECTION 5: HOW IT WORKS
======================================== */
.how-section { background: var(--off-white); }
.accordion-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.accordion-item { background: white; border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; box-shadow: var(--shadow-sm); }
.accordion-header {
  width: 100%; display: flex; align-items: center; gap: 14px; padding: 18px 22px;
  text-align: left; cursor: pointer; min-height: 60px;
  font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: clamp(15px, 2vw, 17px); color: var(--text-dark);
  transition: background var(--transition);
}
.accordion-header:hover { background: rgba(79,70,229,0.04); }
.acc-icon { font-size: 24px; flex-shrink: 0; }
.acc-arrow { margin-left: auto; flex-shrink: 0; transition: transform var(--transition); color: var(--text-muted); font-size: 14px; }
.accordion-item.open .acc-arrow { transform: rotate(180deg); }
.accordion-body { max-height: 0; overflow: hidden; transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1); }
.accordion-item.open .accordion-body { max-height: 300px; }
.accordion-body p { padding: 0 22px 20px; font-size: clamp(14px,1.8vw,16px); color: var(--text-body); margin: 0; }

/* ========================================
   SECTION 6: REVIEWS
======================================== */
.reviews-section { background: white; }
.reviews-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 576px) { .reviews-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .reviews-grid { grid-template-columns: repeat(3, 1fr); } }
.review-card {
  background: var(--off-white); border-radius: var(--radius-lg); padding: 28px 24px;
  border: 1px solid var(--border); box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition);
}
.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.review-top { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.review-avatar { width: 60px; height: 60px; border-radius: 50%; object-fit: cover; border: 3px solid var(--accent); flex-shrink: 0; }
.review-avatar-fallback {
  width: 60px; height: 60px; border-radius: 50%; background: var(--grad-accent);
  display: flex; align-items: center; justify-content: center; color: white;
  font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 18px; flex-shrink: 0;
}
.review-name { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 16px; color: var(--text-dark); }
.review-location { font-size: 13px; color: var(--text-muted); margin-top: 2px; }
.review-stars { color: var(--gold); font-size: 18px; margin-top: 4px; }
.review-text { font-size: 15px; line-height: 1.75; color: var(--text-body); margin: 0 0 12px; }
.review-verified { font-size: 13px; color: var(--accent3); font-weight: 700; }
.reviews-summary { text-align: center; margin-top: 20px; }
.five-star-img { max-width: 280px; margin: 0 auto; }
.stars-fallback { font-size: 18px; color: var(--gold); font-family: 'Montserrat', sans-serif; font-weight: 700; }

/* ========================================
   SECTION 7 & 13: PRICING
======================================== */
.pricing-section { background: linear-gradient(160deg, #0f0a2e 0%, #1a1065 60%, #2d1b8a 100%); color: white; }
.pricing-section .section-title { color: white; }
.pricing-section .section-subtitle { color: rgba(255,255,255,0.75); }
.pricing-section-2 { background: linear-gradient(160deg, #0c1445 0%, #1a1065 100%); }

/* Countdown */
.countdown-wrap { text-align: center; margin-bottom: 40px; }
.countdown-label { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: clamp(14px,2vw,16px); color: #fcd34d; margin-bottom: 16px; }
.countdown-timer { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2); border-radius: var(--radius); padding: 16px 28px; }
.time-block { text-align: center; }
.time-num { display: block; font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: clamp(36px,7vw,60px); color: white; line-height: 1; min-width: 70px; }
.time-lbl { font-size: 11px; font-family: 'Montserrat', sans-serif; font-weight: 700; color: rgba(255,255,255,0.6); letter-spacing: 2px; }
.time-sep { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: clamp(32px,6vw,52px); color: #fcd34d; line-height: 1; margin-bottom: 14px; }

/* Pricing Cards */
.pricing-grid { display: grid; grid-template-columns: 1fr; gap: 24px; max-width: 1000px; margin: 0 auto; }
@media (min-width: 576px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); } }
.pricing-card {
  background: rgba(255,255,255,0.06); backdrop-filter: blur(16px); border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg); padding: 32px 24px; text-align: center;
  transition: transform var(--transition), box-shadow var(--transition); position: relative;
}
.pricing-card:hover { transform: translateY(-8px); box-shadow: 0 24px 60px rgba(0,0,0,0.3); }
.popular-card { background: rgba(255,255,255,0.12); border: 2px solid var(--gold); transform: scale(1.04); }
.popular-card:hover { transform: scale(1.04) translateY(-8px); }
.popular-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--grad-gold); color: var(--text-dark);
  font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 12px;
  padding: 6px 20px; border-radius: 50px; letter-spacing: 0.5px; white-space: nowrap;
}
.pricing-label { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 12px; letter-spacing: 3px; color: rgba(255,255,255,0.6); margin-bottom: 8px; text-transform: uppercase; }
.pricing-qty { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: clamp(20px,3vw,26px); color: white; }
.pricing-supply { font-size: 14px; color: rgba(255,255,255,0.6); margin-bottom: 16px; }
.pricing-img { max-width: 140px; margin: 16px auto; }
.pricing-price { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: clamp(28px,4vw,40px); color: #fcd34d; }
.pricing-price span { font-size: 16px; color: rgba(255,255,255,0.7); }
.pricing-total { font-size: 15px; color: rgba(255,255,255,0.7); margin: 6px 0 16px; }
.pricing-total s { color: rgba(255,255,255,0.4); }
.pricing-badges { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 16px; }
.p-badge { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 12px; padding: 5px 12px; border-radius: 50px; }
.p-badge.green { background: rgba(16,185,129,0.2); color: #6ee7b7; border: 1px solid rgba(16,185,129,0.3); }
.p-badge.blue { background: rgba(0,198,255,0.15); color: #7dd3fc; border: 1px solid rgba(0,198,255,0.25); }
.price-btn { width: 100%; margin-top: 8px; min-height: 52px; font-size: 15px !important; }
.cards-img { max-width: 200px; margin: 12px auto 0; opacity: 0.8; }

/* ========================================
   SECTION 8: BONUS
======================================== */
.bonus-section { background: var(--off-white); }
.bonus-grid { display: grid; grid-template-columns: 1fr; gap: 28px; max-width: 800px; margin: 0 auto; }
@media (min-width: 768px) { .bonus-grid { grid-template-columns: repeat(2, 1fr); } }
.bonus-card {
  background: white; border-radius: var(--radius-lg); padding: 36px 28px; text-align: center;
  border: 2px solid rgba(124,58,237,0.15); box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}
.bonus-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.bonus-num {
  display: inline-block; background: var(--grad-accent); color: white;
  font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 12px;
  letter-spacing: 2px; padding: 6px 16px; border-radius: 50px; margin-bottom: 20px;
}
.bonus-img { max-width: 200px; margin: 0 auto 20px; border-radius: var(--radius); }
.bonus-title { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: clamp(16px,2.5vw,20px); color: var(--text-dark); margin-bottom: 12px; }
.bonus-card p { font-size: 15px; color: var(--text-muted); margin: 0; }

/* ========================================
   SECTION 9: INGREDIENTS
======================================== */
.ingredients-section { background: white; }
.ingredients-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 576px) { .ingredients-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .ingredients-grid { grid-template-columns: repeat(3, 1fr); } }
.ingredient-card {
  background: var(--off-white); border-radius: var(--radius); padding: 24px 22px;
  border: 1px solid var(--border); transition: transform var(--transition), box-shadow var(--transition);
}
.ingredient-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.ing-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.ing-emoji { font-size: 28px; flex-shrink: 0; }
.ing-header h3 { font-size: clamp(15px,2vw,18px); margin: 0; color: var(--primary); }
.ingredient-card p { font-size: 14px; color: var(--text-body); margin: 0 0 10px; line-height: 1.7; }
.ing-benefit { font-size: 13px; color: var(--accent3); font-weight: 700; font-family: 'Montserrat', sans-serif; }

/* ========================================
   SECTION 10: SCIENCE
======================================== */
.science-section { background: var(--off-white); }
.science-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 768px) { .science-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .science-grid { grid-template-columns: repeat(3, 1fr); } }
.science-card {
  background: white; border-radius: var(--radius); padding: 28px 24px;
  border: 1px solid var(--border); box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.science-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.sci-num {
  position: absolute; top: -12px; right: 20px;
  font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 72px;
  color: rgba(79,70,229,0.06); line-height: 1; user-select: none;
}
.science-card h3 { font-size: clamp(15px,2vw,17px); margin-bottom: 12px; color: var(--primary); }
.science-card p { font-size: 14px; line-height: 1.75; color: var(--text-body); margin: 0 0 10px; }
.sci-ref { font-size: 12px; color: var(--text-muted); font-style: italic; margin: 0; }

/* ========================================
   SECTION 11: GUARANTEE
======================================== */
.guarantee-section { background: white; }
.guarantee-grid { display: flex; flex-direction: column; gap: 48px; align-items: center; }
@media (min-width: 768px) { .guarantee-grid { flex-direction: row; } }
.guarantee-image { flex: 0 0 auto; max-width: 320px; width: 100%; text-align: center; }
.guarantee-image img { max-width: 280px; margin: 0 auto; filter: drop-shadow(0 10px 30px rgba(79,70,229,0.25)); }
.guarantee-fallback { font-size: 120px; text-align: center; }
.guarantee-content { flex: 1; }
.guarantee-points { display: flex; flex-direction: column; gap: 22px; margin: 24px 0; }
.guar-point { display: flex; gap: 18px; align-items: flex-start; }
.guar-icon { font-size: 32px; flex-shrink: 0; margin-top: 2px; }
.guar-point strong { display: block; font-family: 'Montserrat', sans-serif; font-size: 16px; margin-bottom: 6px; color: var(--text-dark); }
.guar-point p { font-size: 15px; color: var(--text-muted); margin: 0; line-height: 1.7; }

/* ========================================
   SECTION 12: BENEFITS
======================================== */
.benefits-section { background: linear-gradient(135deg, #f8faff 0%, #ede9fe 100%); }
.benefits-grid { display: grid; grid-template-columns: 1fr; gap: 20px; max-width: 800px; margin: 0 auto; }
@media (min-width: 768px) { .benefits-grid { grid-template-columns: repeat(2, 1fr); } }
.benefit-item {
  display: flex; gap: 18px; align-items: flex-start; background: white;
  border-radius: var(--radius); padding: 22px 20px; border: 1px solid var(--border);
  box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition);
}
.benefit-item:hover { transform: translateX(6px); box-shadow: var(--shadow-md); }
.benefit-icon { font-size: 32px; flex-shrink: 0; }
.benefit-item strong { display: block; font-family: 'Montserrat', sans-serif; font-size: 16px; margin-bottom: 6px; color: var(--text-dark); }
.benefit-item p { font-size: 14px; color: var(--text-muted); margin: 0; line-height: 1.7; }

/* ========================================
   SECTION 14: FAQ
======================================== */
.faq-section { background: var(--off-white); }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: white; border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; box-shadow: var(--shadow-sm); }
.faq-header {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 20px 22px; text-align: left; cursor: pointer; min-height: 60px;
  font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: clamp(14px,2vw,16px); color: var(--text-dark);
  transition: background var(--transition);
}
.faq-header:hover { background: rgba(79,70,229,0.04); }
.faq-arrow { flex-shrink: 0; transition: transform var(--transition); color: var(--text-muted); font-size: 14px; }
.faq-item.open .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); }
.faq-item.open .faq-body { max-height: 300px; }
.faq-body p { padding: 0 22px 20px; font-size: 15px; color: var(--text-body); margin: 0; line-height: 1.75; }

/* ========================================
   SECTION 15: FINAL CTA
======================================== */
.final-cta-section {
  background: linear-gradient(160deg, #0f0a2e 0%, #1e1065 40%, #2d1b8a 70%, #06b6d4 100%);
  padding: 80px 0; position: relative; overflow: hidden;
}
.final-cta-particles { position: absolute; inset: 0; pointer-events: none; }
.final-cta-content {
  display: flex; flex-direction: column; align-items: center; gap: 48px; text-align: center;
}
@media (min-width: 768px) { .final-cta-content { flex-direction: row; text-align: left; } }
.final-img-wrap { position: relative; flex-shrink: 0; }
.final-glow {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(0,198,255,0.3) 0%, transparent 70%);
  animation: heroGlowPulse 3s ease-in-out infinite;
}
.final-bottles {
  width: clamp(200px,30vw,320px); position: relative; z-index: 1;
  animation: heroBottleFloat 4s ease-in-out infinite;
  filter: drop-shadow(0 20px 50px rgba(0,198,255,0.35));
}
.final-text { flex: 1; color: white; }
.final-h2 { color: white; font-size: clamp(24px,4vw,44px); margin-bottom: 24px; line-height: 1.2; }
.final-price { margin-bottom: 20px; }
.price-old { display: block; font-size: clamp(14px,2vw,16px); color: rgba(255,255,255,0.6); margin-bottom: 8px; }
.price-new { display: block; font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: clamp(24px,4vw,38px); color: #fcd34d; }
.final-desc { font-size: clamp(14px,1.8vw,16px); color: rgba(255,255,255,0.8); margin-bottom: 28px; }
.final-btn { font-size: clamp(15px,2vw,19px) !important; padding: 20px 40px !important; width: 100%; max-width: 480px; }
@media (min-width: 768px) { .final-btn { width: auto; } }
.final-guarantee { margin-top: 20px; font-size: 13px; color: rgba(255,255,255,0.65); line-height: 1.8; }

/* ========================================
   FOOTER
======================================== */
.footer { background: #050318; color: rgba(255,255,255,0.75); padding: 60px 0 30px; }
.footer-top { display: grid; grid-template-columns: 1fr; gap: 40px; margin-bottom: 40px; }
@media (min-width: 768px) { .footer-top { grid-template-columns: 2fr 1fr 1fr; } }
.footer-logo { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 28px; color: white; display: inline-block; margin-bottom: 12px; }
.footer-logo span { background: var(--grad-accent); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.footer-tagline { font-family: 'Montserrat', sans-serif; font-weight: 600; color: #a5f3fc; margin-bottom: 12px; }
.footer-desc { font-size: 14px; line-height: 1.75; color: rgba(255,255,255,0.6); max-width: 340px; }
.footer-links-col h4 { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 14px; color: white; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 16px; }
.footer-links-col a { display: block; font-size: 14px; color: rgba(255,255,255,0.6); margin-bottom: 10px; transition: color var(--transition); }
.footer-links-col a:hover { color: #a5f3fc; }
.footer-social { display: flex; gap: 12px; justify-content: center; margin-bottom: 32px; flex-wrap: wrap; }
.social-btn {
  width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.75);
  transition: background var(--transition), color var(--transition), transform var(--transition); border: 1px solid rgba(255,255,255,0.15);
}
.social-btn svg { width: 18px; height: 18px; }
.social-btn:hover { background: var(--accent2); color: white; transform: translateY(-3px); }
.footer-disclaimer {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius); padding: 18px 22px; margin-bottom: 28px;
}
.footer-disclaimer p { font-size: 12px; color: rgba(255,255,255,0.5); line-height: 1.75; margin: 0; }
.footer-legal-links { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px; margin-bottom: 20px; }
.legal-link { font-size: 13px; color: rgba(255,255,255,0.55); transition: color var(--transition); padding: 4px 6px; }
.legal-link:hover { color: #a5f3fc; }
.link-separator { color: rgba(255,255,255,0.25); }
.footer-copy { text-align: center; font-size: 13px; color: rgba(255,255,255,0.4); border-top: 1px solid rgba(255,255,255,0.08); padding-top: 20px; }
.footer-copy a { color: #a5f3fc; }

/* ========================================
   SCROLL TO TOP
======================================== */
.scroll-top {
  position: fixed; bottom: 24px; right: 24px; z-index: 900;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--grad-accent); color: white;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(79,70,229,0.4);
  opacity: 0; visibility: hidden; transform: translateY(16px);
  transition: all var(--transition); cursor: pointer;
}
.scroll-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-top:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(79,70,229,0.6); }

/* ========================================
   NOTIFICATION POPUP
======================================== */
.notif-popup {
  position: fixed; bottom: 90px; left: 20px; z-index: 800;
  background: white; border-radius: var(--radius); padding: 14px 16px 14px 14px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.15); border: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px; max-width: 280px;
  transform: translateX(-120%); transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}
.notif-popup.show { transform: translateX(0); }
.notif-img { width: 44px; height: 44px; object-fit: contain; flex-shrink: 0; border-radius: 8px; }
.notif-text { flex: 1; font-size: 13px; line-height: 1.5; }
.notif-text strong { display: block; font-family: 'Montserrat', sans-serif; font-size: 14px; color: var(--text-dark); }
.notif-close { color: var(--text-muted); font-size: 16px; padding: 4px; min-width: 28px; min-height: 28px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.notif-close:hover { color: var(--text-dark); }

/* ========================================
   EXIT INTENT MODAL
======================================== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.7); z-index: 2000;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  opacity: 0; visibility: hidden; transition: all 0.3s ease;
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-box {
  background: white; border-radius: var(--radius-lg); padding: 40px 32px; max-width: 480px; width: 100%;
  position: relative; text-align: center;
  transform: scale(0.8); transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
  box-shadow: 0 40px 100px rgba(0,0,0,0.3);
}
.modal-overlay.active .modal-box { transform: scale(1); }
.modal-close {
  position: absolute; top: 14px; right: 14px; width: 36px; height: 36px;
  border-radius: 50%; background: var(--off-white); color: var(--text-muted); font-size: 16px;
  display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background var(--transition);
}
.modal-close:hover { background: #fee2e2; color: var(--danger); }
.modal-badge {
  display: inline-block; background: #fee2e2; color: var(--danger);
  font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 12px;
  padding: 6px 16px; border-radius: 50px; margin-bottom: 16px; letter-spacing: 0.5px;
}
.modal-box h3 { font-size: clamp(20px,3vw,26px); margin-bottom: 14px; color: var(--text-dark); }
.modal-box p { font-size: 15px; color: var(--text-muted); margin-bottom: 16px; }
.modal-price { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 26px; color: var(--accent2); margin-bottom: 24px; }
.modal-price s { color: var(--text-muted); font-weight: 400; font-size: 18px; }
.modal-cta { width: 100%; justify-content: center; font-size: 16px !important; padding: 18px 32px !important; }
.modal-dismiss { display: block; margin-top: 14px; font-size: 13px; color: var(--text-muted); text-decoration: underline; cursor: pointer; }
.modal-dismiss:hover { color: var(--text-dark); }

/* ========================================
   PARTICLES (canvas-free CSS version)
======================================== */
.hero-particle, .final-particle {
  position: absolute; border-radius: 50%; pointer-events: none; opacity: 0;
  animation: particleFly var(--dur, 8s) var(--delay, 0s) ease-in-out infinite;
}
@keyframes particleFly {
  0% { opacity: 0; transform: translate(0, 0) scale(0); }
  20% { opacity: 0.6; }
  80% { opacity: 0.3; }
  100% { opacity: 0; transform: translate(var(--tx, 40px), var(--ty, -80px)) scale(1.5); }
}

/* ========================================
   MOBILE SPECIFIC
======================================== */
@media (max-width: 480px) {
  .hero-stats { gap: 12px; }
  .stat-divider { height: 30px; }
  .countdown-timer { padding: 12px 18px; }
  .popular-card { transform: scale(1); }
  .popular-card:hover { transform: translateY(-8px); }
  .notif-popup { max-width: calc(100vw - 32px); bottom: 16px; left: 16px; }
  .scroll-top { width: 52px; height: 52px; bottom: 16px; right: 16px; }
}

@media (max-width: 320px) {
  .hero-h1 { font-size: 22px; }
  .btn-primary { font-size: 14px; padding: 14px 20px; }
}