/* ========================================
   NERVE FRESH - styles.css
   Medical Professional + Deep Teal Theme
   Mobile-First Responsive
======================================== */

/* ===== CSS VARIABLES ===== */
:root {
  --primary: #0d7377;
  --primary-dark: #0a5c60;
  --primary-light: #14a0a5;
  --accent: #32e0c4;
  --accent2: #f7971e;
  --gold: #e6b800;
  --white: #ffffff;
  --off-white: #f0fdfc;
  --light-bg: #e8f8f7;
  --dark: #0d1b2a;
  --dark2: #1a2e3b;
  --text: #2c3e50;
  --text-light: #5a6b7a;
  --border: #c8ecea;
  --shadow: 0 4px 24px rgba(13,115,119,0.13);
  --shadow-lg: 0 12px 48px rgba(13,115,119,0.22);
  --radius: 18px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
  --font-head: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
}

/* ===== 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: var(--font-body); color: var(--text); background: var(--white); overflow-x: hidden; line-height: 1.7; }
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 { font-family: var(--font-head); line-height: 1.25; }
h1 { font-size: clamp(26px, 5vw, 52px); font-weight: 900; }
h2 { font-size: clamp(22px, 4vw, 40px); font-weight: 800; }
h3 { font-size: clamp(17px, 2.5vw, 22px); font-weight: 700; }
p { font-size: clamp(15px, 1.8vw, 17px); line-height: 1.75; color: var(--text); }

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

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent2) 0%, #ff6b35 100%);
  color: var(--white); font-family: var(--font-head); font-weight: 800;
  font-size: clamp(15px, 2vw, 18px); padding: 16px 32px; border-radius: 50px;
  border: none; cursor: pointer; transition: var(--transition);
  box-shadow: 0 6px 24px rgba(247,151,30,0.45); min-height: 54px; width: auto;
  text-align: center; letter-spacing: 0.3px;
}
.btn-primary:hover { transform: scale(1.05); box-shadow: 0 10px 36px rgba(247,151,30,0.6); }
.btn-primary:active { transform: scale(0.98); }
.cta-sub { font-size: 12px; font-weight: 500; opacity: 0.9; margin-top: 3px; font-family: var(--font-body); }

/* ===== SECTION COMMON ===== */
.section-eyebrow { font-family: var(--font-head); font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--primary); margin-bottom: 10px; }
.section-title { font-family: var(--font-head); color: var(--dark); margin-bottom: 16px; }
.section-title .accent { color: var(--primary); }
.section-sub { color: var(--text-light); font-size: 17px; margin-bottom: 40px; max-width: 700px; margin-left: auto; margin-right: auto; text-align: center; }
section { padding: 70px 0; }

/* ===== POPUP ===== */
.popup-overlay {
  position: fixed; inset: 0; background: rgba(13,27,42,0.75); z-index: 9999;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  opacity: 0; pointer-events: none; transition: opacity 0.4s ease;
}
.popup-overlay.active { opacity: 1; pointer-events: all; }
.popup-box {
  background: var(--white); border-radius: var(--radius); padding: 36px 28px; max-width: 420px; width: 100%;
  text-align: center; position: relative; box-shadow: var(--shadow-lg);
  transform: translateY(30px); transition: transform 0.4s ease;
}
.popup-overlay.active .popup-box { transform: translateY(0); }
.popup-close {
  position: absolute; top: 14px; right: 16px; font-size: 18px; color: var(--text-light);
  cursor: pointer; background: var(--light-bg); border-radius: 50%; width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center; transition: var(--transition);
  text-decoration: none;
}
.popup-close:hover { background: var(--primary); color: white; }
.popup-badge { background: var(--accent2); color: white; font-family: var(--font-head); font-weight: 800; font-size: 12px; letter-spacing: 2px; padding: 6px 18px; border-radius: 50px; display: inline-block; margin-bottom: 14px; text-transform: uppercase; }
.popup-img { width: 130px; margin: 0 auto 16px; }
.popup-box h3 { font-family: var(--font-head); font-size: 22px; color: var(--dark); margin-bottom: 10px; }
.popup-box p { color: var(--text-light); font-size: 15px; margin-bottom: 20px; }
.popup-cta { display: block; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); color: white; font-family: var(--font-head); font-weight: 800; font-size: 16px; padding: 16px 28px; border-radius: 50px; margin-bottom: 12px; transition: var(--transition); }
.popup-cta:hover { transform: scale(1.04); box-shadow: var(--shadow); }
.popup-sub { font-size: 13px; color: var(--text-light); }

@media(max-width: 767px) {
  .popup-box { padding: 28px 20px; }
  .popup-overlay { align-items: flex-end; padding: 0; }
  .popup-box { border-radius: var(--radius) var(--radius) 0 0; max-width: 100%; }
}

/* ===== PURCHASE NOTIFICATION ===== */
.purchase-notif {
  position: fixed; bottom: 20px; left: 16px; background: white; border-radius: var(--radius-sm);
  padding: 12px 16px; display: flex; align-items: center; gap: 12px; box-shadow: var(--shadow-lg);
  z-index: 9000; transform: translateX(-130%); transition: transform 0.5s cubic-bezier(.4,0,.2,1);
  border-left: 4px solid var(--primary); max-width: 300px;
}
.purchase-notif.show { transform: translateX(0); }
.purchase-notif img { width: 44px; height: 44px; object-fit: contain; border-radius: 8px; }
.purchase-notif strong { font-family: var(--font-head); font-size: 14px; display: block; color: var(--dark); }
.purchase-notif span { font-size: 13px; color: var(--text-light); }

/* ===== SCROLL TO TOP ===== */
.scroll-top-btn {
  position: fixed; bottom: 80px; right: 16px; width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white; border: none; font-size: 22px; cursor: pointer; z-index: 8000;
  opacity: 0; transform: translateY(20px); transition: var(--transition);
  box-shadow: var(--shadow); display: flex; align-items: center; justify-content: center;
}
.scroll-top-btn.visible { opacity: 1; transform: translateY(0); }
.scroll-top-btn:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

/* ===== NAVIGATION ===== */
.site-header {
  position: sticky; top: 0; z-index: 1000; background: var(--white);
  box-shadow: 0 2px 16px rgba(13,115,119,0.1);
  transition: box-shadow 0.3s ease, padding 0.3s ease;
}
.site-header.scrolled { box-shadow: 0 4px 24px rgba(13,115,119,0.18); }
.nav-container { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; max-width: 1200px; margin: 0 auto; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-img { width: 40px; height: 40px; object-fit: contain; border-radius: 8px; }
.logo-text { font-family: var(--font-head); font-size: 22px; font-weight: 900; color: var(--dark); }
.logo-accent { color: var(--primary); }
.nav-menu { display: flex; align-items: center; gap: 8px; }
.nav-link { font-family: var(--font-head); font-size: 14px; font-weight: 600; color: var(--text); padding: 8px 14px; border-radius: 8px; transition: var(--transition); }
.nav-link:hover { color: var(--primary); background: var(--light-bg); }
.nav-cta { font-family: var(--font-head); font-size: 14px; font-weight: 800; background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: white; padding: 10px 22px; border-radius: 50px; transition: var(--transition); min-height: 44px; display: flex; align-items: center; }
.nav-cta:hover { transform: scale(1.05); box-shadow: var(--shadow); color: white; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 8px; }
.hamburger span { display: block; width: 24px; height: 2.5px; background: var(--dark); border-radius: 4px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@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; padding: 80px 24px 32px;
    box-shadow: -8px 0 40px rgba(0,0,0,0.15); transition: right 0.4s cubic-bezier(.4,0,.2,1);
    align-items: flex-start; gap: 4px; z-index: 999;
  }
  .nav-menu.open { right: 0; }
  .nav-link { width: 100%; padding: 14px 16px; font-size: 16px; border-radius: 10px; }
  .nav-cta { width: 100%; justify-content: center; margin-top: 16px; padding: 16px; font-size: 16px; }
  .nav-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 998; display: none; }
  .nav-overlay.show { display: block; }
}

/* ===== HERO SECTION ===== */
.hero-section {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 40%, #0d4f52 100%);
  min-height: 88vh; display: flex; align-items: center; position: relative; overflow: hidden; padding: 60px 0;
}
.hero-bg-anim { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.orb { position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.25; animation: orbFloat 8s ease-in-out infinite alternate; }
.orb1 { width: 400px; height: 400px; background: var(--primary); top: -100px; right: -100px; animation-delay: 0s; }
.orb2 { width: 300px; height: 300px; background: var(--accent); bottom: -80px; left: -80px; animation-delay: 2s; }
.orb3 { width: 200px; height: 200px; background: var(--accent2); top: 50%; left: 40%; animation-delay: 4s; }
@keyframes orbFloat { 0% { transform: translate(0,0) scale(1); } 100% { transform: translate(30px, 20px) scale(1.08); } }

.hero-grid { display: grid; grid-template-columns: 1fr; gap: 40px; position: relative; z-index: 1; align-items: center; }
@media(min-width: 768px) { .hero-grid { grid-template-columns: 1fr 1fr; gap: 60px; } }

.hero-image-wrap { position: relative; display: flex; align-items: center; justify-content: center; order: 1; }
@media(min-width: 768px) { .hero-image-wrap { order: 1; } }

.hero-bottle-glow {
  position: absolute; width: 280px; height: 280px; border-radius: 50%;
  background: radial-gradient(circle, rgba(50,224,196,0.25) 0%, transparent 70%);
  animation: glowPulse 3s ease-in-out infinite;
}
@keyframes glowPulse { 0%,100% { transform: scale(1); opacity: 0.6; } 50% { transform: scale(1.12); opacity: 1; } }

.hero-bottle {
  width: clamp(200px, 40vw, 360px); position: relative; z-index: 1;
  animation: bottleFloat 4s ease-in-out infinite; filter: drop-shadow(0 20px 40px rgba(50,224,196,0.3));
}
@keyframes bottleFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }

.hero-badge-float {
  position: absolute; background: rgba(255,255,255,0.12); backdrop-filter: blur(12px);
  border: 1px solid rgba(50,224,196,0.4); color: var(--accent); font-family: var(--font-head);
  font-weight: 700; font-size: 13px; padding: 8px 16px; border-radius: 50px; white-space: nowrap;
  animation: badgePop 0.6s ease-out backwards;
}
.badge-top { top: 10%; right: 0; animation-delay: 0.5s; }
.badge-bottom { bottom: 15%; left: 0; animation-delay: 0.9s; }
@keyframes badgePop { from { opacity: 0; transform: scale(0.6); } to { opacity: 1; transform: scale(1); } }

.hero-content { order: 2; }
@media(min-width: 768px) { .hero-content { order: 2; } }
.hero-eyebrow { font-family: var(--font-head); font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.hero-h1 { color: var(--white); margin-bottom: 20px; }
.hero-highlight { color: var(--accent); position: relative; }
.hero-desc { color: rgba(255,255,255,0.82); margin-bottom: 16px; }
.hero-stats { display: flex; gap: 24px; margin: 24px 0; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat strong { font-family: var(--font-head); font-size: 22px; font-weight: 900; color: var(--accent); }
.stat span { font-size: 12px; color: rgba(255,255,255,0.6); font-family: var(--font-body); text-transform: uppercase; letter-spacing: 1px; }
.hero-cta { width: 100%; max-width: 400px; margin-bottom: 16px; font-size: 17px; padding: 20px 36px; }
.hero-trust { color: rgba(255,255,255,0.55); font-size: 13px; }

/* ===== WHY SECTION ===== */
.why-section { background: var(--off-white); text-align: center; }
.why-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 40px; }
@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: var(--white); border-radius: var(--radius); padding: 32px 24px; text-align: center;
  box-shadow: var(--shadow); border: 1px solid var(--border); transition: var(--transition);
}
.why-card:hover { transform: scale(1.05) rotate(1deg); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.why-icon-wrap { width: 80px; height: 80px; margin: 0 auto 16px; border-radius: 50%; background: var(--light-bg); display: flex; align-items: center; justify-content: center; padding: 12px; }
.why-icon { width: 100%; height: 100%; object-fit: contain; }
.why-badge { font-family: var(--font-head); font-size: 11px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase; color: var(--primary); background: var(--light-bg); padding: 5px 14px; border-radius: 50px; display: inline-block; margin-bottom: 12px; }
.why-card h3 { font-size: 17px; margin-bottom: 10px; color: var(--dark); }
.why-card p { font-size: 14px; color: var(--text-light); }

/* ===== WHAT SECTION ===== */
.what-section { background: var(--white); }
.what-grid { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
@media(min-width: 768px) { .what-grid { grid-template-columns: 1fr 1fr; } }
.what-img-frame {
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-lg); border: 3px solid var(--border); position: relative;
}
.what-image { position: relative; }
.what-float-card {
  position: absolute; bottom: -18px; right: 10px; background: white; border-radius: 12px;
  padding: 12px 18px; display: flex; align-items: center; gap: 10px; box-shadow: var(--shadow-lg);
  font-size: 22px;
}
.what-float-card strong { font-family: var(--font-head); font-size: 14px; color: var(--dark); }
.what-float-card small { font-size: 12px; color: var(--text-light); }
.what-content p { margin-bottom: 18px; }
.what-content .btn-primary { margin-top: 8px; }

/* ===== HOW IT WORKS ===== */
.how-section { background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 100%); color: white; }
.how-section .section-eyebrow { color: var(--accent); }
.how-section .section-title { color: white; }
.how-section .section-sub { color: rgba(255,255,255,0.65); }
.how-section .section-title .accent { color: var(--accent); }
.accordion-list { display: flex; flex-direction: column; gap: 12px; max-width: 860px; margin: 0 auto; }
.accordion-item { background: rgba(255,255,255,0.06); border: 1px solid rgba(50,224,196,0.2); border-radius: var(--radius-sm); overflow: hidden; transition: var(--transition); }
.accordion-item.active { border-color: var(--accent); background: rgba(50,224,196,0.07); }
.accordion-btn {
  width: 100%; display: flex; align-items: center; gap: 14px; padding: 18px 20px;
  background: none; border: none; color: white; font-family: var(--font-head); font-weight: 700;
  font-size: clamp(15px, 2vw, 17px); cursor: pointer; text-align: left; min-height: 60px;
  transition: var(--transition);
}
.accordion-btn:hover { background: rgba(50,224,196,0.08); }
.acc-icon { font-size: 22px; flex-shrink: 0; }
.acc-arrow { margin-left: auto; font-size: 13px; color: var(--accent); flex-shrink: 0; transition: transform 0.3s ease; }
.accordion-item.active .acc-arrow { transform: rotate(180deg); }
.accordion-body { max-height: 0; overflow: hidden; transition: max-height 0.4s cubic-bezier(.4,0,.2,1); }
.accordion-item.active .accordion-body { max-height: 400px; }
.accordion-body p { padding: 0 20px 20px 54px; color: rgba(255,255,255,0.75); font-size: 15px; line-height: 1.8; }
@media(max-width: 767px) { .accordion-body p { padding: 0 16px 16px 16px; } }

/* ===== REVIEWS ===== */
.reviews-section { background: var(--off-white); text-align: center; }
.reviews-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 40px; }
@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(--white); border-radius: var(--radius); padding: 28px 24px; text-align: left;
  box-shadow: var(--shadow); border: 1px solid var(--border); transition: var(--transition); position: relative;
}
.review-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.featured-review { border-color: var(--primary); border-width: 2px; }
.featured-review::before { content: '⭐ Top Review'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--primary); color: white; font-family: var(--font-head); font-size: 11px; font-weight: 700; padding: 4px 14px; border-radius: 50px; }
.review-top { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.reviewer-photo { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; border: 2px solid var(--accent); }
.reviewer-name { font-family: var(--font-head); font-weight: 700; font-size: 16px; display: block; color: var(--dark); }
.reviewer-loc { font-size: 13px; color: var(--text-light); display: block; }
.stars { font-size: 16px; margin-top: 4px; }
.review-text { font-size: 14px; color: var(--text); line-height: 1.8; margin-bottom: 14px; }
.review-verified { font-size: 12px; color: var(--primary); font-weight: 600; }
.reviews-cta { margin-top: 48px; display: flex; flex-direction: column; align-items: center; gap: 20px; }
.five-star-img { max-width: 240px; }

/* ===== PRICING ===== */
.pricing-section { background: var(--white); text-align: center; }
.pricing-section2 { background: var(--off-white); }
.countdown-wrap { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 20px 0 40px; flex-wrap: wrap; }
.countdown-label { font-family: var(--font-head); font-weight: 700; font-size: 15px; color: var(--text); }
.countdown { display: flex; align-items: center; gap: 8px; }
.cd-unit { background: var(--dark); color: var(--accent); font-family: var(--font-head); font-weight: 900; border-radius: 10px; padding: 12px 18px; min-width: 72px; text-align: center; }
.cd-unit span { font-size: clamp(28px, 5vw, 40px); display: block; }
.cd-unit small { font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,0.5); display: block; margin-top: 4px; }
.cd-sep { font-size: 32px; font-weight: 900; color: var(--accent2); }
.pricing-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 0; max-width: 980px; 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); } }
.price-card {
  background: var(--white); border: 2px solid var(--border); border-radius: var(--radius);
  padding: 28px 20px; text-align: center; box-shadow: var(--shadow); transition: var(--transition); position: relative;
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.popular-card { border-color: var(--primary); background: linear-gradient(160deg, var(--off-white) 0%, var(--white) 100%); }
.popular-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white; font-family: var(--font-head); font-size: 12px; font-weight: 800;
  padding: 6px 20px; border-radius: 50px; white-space: nowrap;
}
.price-label { font-family: var(--font-head); font-size: 11px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; color: var(--text-light); margin-bottom: 6px; }
.price-bottles { font-family: var(--font-head); font-size: 22px; font-weight: 900; color: var(--dark); }
.price-supply { font-size: 14px; color: var(--text-light); margin-bottom: 16px; }
.price-bottle-img { width: clamp(90px, 20vw, 140px); margin: 0 auto 16px; }
.price-per { font-family: var(--font-head); font-size: clamp(28px, 4vw, 40px); font-weight: 900; color: var(--primary); }
.price-per small { font-size: 16px; color: var(--text-light); }
.price-total { font-size: 16px; margin: 8px 0 14px; color: var(--text-light); }
.price-total strong { color: var(--dark); font-family: var(--font-head); font-size: 18px; }
.price-perks { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.price-perks span { font-family: var(--font-head); font-size: 12px; font-weight: 700; background: linear-gradient(135deg, var(--accent), #20c5a8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.price-btn { width: 100%; justify-content: center; gap: 8px; margin-bottom: 14px; padding: 16px; font-size: 15px; border-radius: 12px; flex-direction: row; }
.atc-icon { width: 22px; height: 22px; object-fit: contain; }
.cards-img { max-width: 180px; margin: 0 auto; opacity: 0.8; }
.pricing-stars { margin-top: 36px; display: flex; justify-content: center; }
.pricing-stars img { max-width: 200px; }

/* ===== BONUS ===== */
.bonus-section { background: linear-gradient(135deg, #0d4f52, var(--dark)) ; color: white; text-align: center; }
.bonus-section .section-eyebrow { color: var(--accent); }
.bonus-section .section-title { color: white; }
.bonus-section .section-title .accent { color: var(--accent); }
.bonus-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 40px; max-width: 820px; margin-left: auto; margin-right: auto; }
@media(min-width: 768px) { .bonus-grid { grid-template-columns: repeat(2, 1fr); } }
.bonus-card { background: rgba(255,255,255,0.07); border: 1px solid rgba(50,224,196,0.25); border-radius: var(--radius); padding: 32px 24px; transition: var(--transition); }
.bonus-card:hover { background: rgba(50,224,196,0.1); border-color: var(--accent); transform: translateY(-4px); }
.bonus-number { font-family: var(--font-head); font-size: 11px; font-weight: 800; letter-spacing: 3px; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.bonus-img { max-height: 180px; width: auto; max-width: 100%; margin: 0 auto 20px; }
.bonus-card h3 { color: white; font-size: 18px; margin-bottom: 12px; }
.bonus-card p { color: rgba(255,255,255,0.7); font-size: 14px; margin-bottom: 14px; }
.bonus-value { font-family: var(--font-head); font-weight: 800; color: var(--accent); font-size: 16px; }
.bonus-value del { opacity: 0.5; }

/* ===== INGREDIENTS ===== */
.ingredients-section { background: var(--off-white); text-align: center; }
.ing-grid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-top: 40px; }
@media(min-width: 576px) { .ing-grid { grid-template-columns: repeat(2, 1fr); } }
@media(min-width: 992px) { .ing-grid { grid-template-columns: repeat(4, 1fr); } }
.ing-card { background: var(--white); border-radius: var(--radius-sm); padding: 24px 20px; text-align: left; box-shadow: var(--shadow); border: 1px solid var(--border); transition: var(--transition); }
.ing-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.ing-icon { font-size: 32px; margin-bottom: 12px; display: block; }
.ing-card h3 { font-size: 16px; color: var(--dark); margin-bottom: 8px; }
.ing-card p { font-size: 13.5px; color: var(--text-light); line-height: 1.75; }

/* ===== SCIENCE ===== */
.science-section { background: var(--white); text-align: center; }
.science-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 40px; max-width: 1000px; margin-left: auto; margin-right: auto; }
@media(min-width: 768px) { .science-grid { grid-template-columns: repeat(2, 1fr); } }
.science-card { background: var(--off-white); border-radius: var(--radius-sm); padding: 28px 24px; text-align: left; border: 1px solid var(--border); transition: var(--transition); position: relative; overflow: hidden; }
.science-card:hover { border-color: var(--primary); box-shadow: var(--shadow); }
.sci-num { font-family: var(--font-head); font-size: 56px; font-weight: 900; color: var(--border); position: absolute; top: 10px; right: 20px; line-height: 1; }
.science-card h3 { font-size: 17px; color: var(--dark); margin-bottom: 12px; position: relative; z-index: 1; }
.science-card p { font-size: 14px; color: var(--text-light); line-height: 1.8; position: relative; z-index: 1; }

/* ===== GUARANTEE ===== */
.guarantee-section { background: linear-gradient(135deg, var(--off-white) 0%, var(--white) 100%); }
.guarantee-grid { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
@media(min-width: 768px) { .guarantee-grid { grid-template-columns: 350px 1fr; } }
.guarantee-image img { max-width: 300px; margin: 0 auto; filter: drop-shadow(0 10px 30px rgba(13,115,119,0.2)); }
.guarantee-points { display: flex; flex-direction: column; gap: 24px; margin: 24px 0; }
.guar-point { display: flex; gap: 16px; align-items: flex-start; }
.guar-icon { font-size: 28px; flex-shrink: 0; width: 48px; height: 48px; background: var(--light-bg); border-radius: 12px; display: flex; align-items: center; justify-content: center; }
.guar-point h3 { font-size: 17px; margin-bottom: 6px; color: var(--dark); }
.guar-point p { font-size: 14px; color: var(--text-light); }

/* ===== BENEFITS ===== */
.benefits-section { background: var(--dark); color: white; text-align: center; }
.benefits-section .section-eyebrow { color: var(--accent); }
.benefits-section .section-title { color: white; }
.benefits-section .section-title .accent { color: var(--accent); }
.benefits-section .section-sub { color: rgba(255,255,255,0.6); }
.benefits-grid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-top: 40px; max-width: 960px; margin-left: auto; margin-right: auto; }
@media(min-width: 768px) { .benefits-grid { grid-template-columns: repeat(2, 1fr); } }
.benefit-item { display: flex; gap: 16px; align-items: flex-start; background: rgba(255,255,255,0.05); border: 1px solid rgba(50,224,196,0.15); border-radius: var(--radius-sm); padding: 20px; text-align: left; transition: var(--transition); }
.benefit-item:hover { border-color: var(--accent); background: rgba(50,224,196,0.08); }
.benefit-check { font-size: 20px; flex-shrink: 0; }
.benefit-item h3 { color: white; font-size: 16px; margin-bottom: 8px; }
.benefit-item p { color: rgba(255,255,255,0.65); font-size: 14px; }

/* ===== FAQ ===== */
.faq-section { background: var(--off-white); text-align: center; }
.faq-list { display: flex; flex-direction: column; gap: 12px; margin-top: 40px; max-width: 820px; margin-left: auto; margin-right: auto; }
.faq-item { background: var(--white); border-radius: var(--radius-sm); border: 1px solid var(--border); overflow: hidden; box-shadow: var(--shadow); }
.faq-btn { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 14px; padding: 20px 22px; background: none; border: none; font-family: var(--font-head); font-weight: 700; font-size: clamp(14px, 2vw, 16px); color: var(--dark); cursor: pointer; text-align: left; min-height: 60px; transition: var(--transition); }
.faq-btn:hover { background: var(--light-bg); }
.faq-btn[aria-expanded="true"] { background: var(--light-bg); color: var(--primary); }
.faq-arrow { flex-shrink: 0; font-size: 12px; color: var(--primary); transition: transform 0.3s ease; }
.faq-btn[aria-expanded="true"] .faq-arrow { transform: rotate(180deg); }
.faq-body { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-item.active .faq-body { max-height: 500px; }
.faq-body p { padding: 0 22px 20px; color: var(--text-light); font-size: 15px; text-align: left; }

/* ===== FINAL CTA ===== */
.final-cta-section {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 50%, #0d4f52 100%);
  position: relative; overflow: hidden; padding: 80px 0;
}
.final-cta-bg { position: absolute; inset: 0; pointer-events: none; }
.final-cta-grid { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; position: relative; z-index: 1; }
@media(min-width: 768px) { .final-cta-grid { grid-template-columns: 1fr 1fr; } }
.final-cta-image { position: relative; display: flex; align-items: center; justify-content: center; }
.final-bottle-glow { position: absolute; width: 320px; height: 320px; border-radius: 50%; background: radial-gradient(circle, rgba(50,224,196,0.2) 0%, transparent 70%); animation: glowPulse 4s ease-in-out infinite; }
.final-bottle-img { width: clamp(220px, 40vw, 380px); position: relative; z-index: 1; filter: drop-shadow(0 20px 40px rgba(50,224,196,0.3)); animation: bottleFloat 5s ease-in-out infinite; }
.final-badge { position: absolute; top: 10px; right: 10%; background: var(--gold); color: var(--dark); font-family: var(--font-head); font-weight: 900; font-size: 13px; padding: 10px 16px; border-radius: 50%; width: 80px; height: 80px; display: flex; align-items: center; justify-content: center; text-align: center; line-height: 1.3; box-shadow: 0 4px 16px rgba(230,184,0,0.5); animation: badgePop 1s ease-out 0.5s backwards; }
.final-cta-content .section-eyebrow { color: var(--accent); }
.final-cta-h2 { color: white; font-size: clamp(24px, 4vw, 42px); margin-bottom: 20px; line-height: 1.2; }
.final-cta-h2 .accent { color: var(--accent); }
.final-price-wrap { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.final-old-price { color: rgba(255,255,255,0.5); font-size: 16px; font-family: var(--font-head); }
.final-new-price { color: var(--accent); font-family: var(--font-head); font-size: 28px; font-weight: 800; }
.final-new-price strong { font-size: 36px; }
.final-desc { color: rgba(255,255,255,0.75); margin-bottom: 28px; font-size: 15px; }
.final-cta-btn { width: 100%; max-width: 460px; font-size: 17px; padding: 22px 36px; margin-bottom: 20px; }
.final-trust { display: flex; flex-wrap: wrap; gap: 12px; color: rgba(255,255,255,0.55); font-size: 13px; }
.final-trust span { display: flex; align-items: center; gap: 4px; }

/* ===== FOOTER ===== */
.site-footer { background: var(--dark); color: rgba(255,255,255,0.7); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 36px; margin-bottom: 40px; }
@media(min-width: 576px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media(min-width: 992px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }
.footer-logo { width: 48px; height: 48px; object-fit: contain; border-radius: 10px; margin-bottom: 14px; }
.footer-tagline { font-size: 14px; line-height: 1.7; max-width: 300px; }
.footer-social { display: flex; gap: 12px; margin-top: 20px; }
.social-icon { width: 40px; height: 40px; border-radius: 10px; background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.6); transition: var(--transition); }
.social-icon:hover { background: var(--primary); color: white; }
.footer-links-col h4 { font-family: var(--font-head); font-size: 15px; font-weight: 700; color: white; margin-bottom: 16px; }
.footer-links-col a, .legal-link { display: block; font-size: 14px; color: rgba(255,255,255,0.6); padding: 4px 0; transition: var(--transition); margin-bottom: 4px; }
.footer-links-col a:hover, .legal-link:hover { color: var(--accent); }
.footer-disclaimer { border-top: 1px solid rgba(255,255,255,0.1); padding: 24px 0; font-size: 13px; color: rgba(255,255,255,0.4); line-height: 1.7; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,0.35); }
.footer-bottom a { color: var(--accent); }

/* ===== ANIMATION ON SCROLL ===== */
[data-animate] { opacity: 0; transform: translateY(32px); transition: opacity 0.6s ease, transform 0.6s cubic-bezier(.4,0,.2,1); }
[data-animate].in-view { opacity: 1; transform: translateY(0); }

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .hero-bottle, .final-bottle-img { animation: none; }
  .hero-bottle-glow, .final-bottle-glow { animation: none; }
  .orb { animation: none; }
}

/* ===== MOBILE HELPERS ===== */
@media(max-width: 575px) {
  section { padding: 50px 0; }
  .hero-section { min-height: auto; padding: 50px 0 40px; }
  .hero-stats { gap: 16px; }
  .hero-stats .stat strong { font-size: 20px; }
  .hero-cta { font-size: 15px; padding: 18px 24px; }
  .btn-primary { font-size: 15px; padding: 16px 24px; }
  .why-card, .review-card, .ing-card { padding: 20px 16px; }
  .price-card { padding: 24px 16px; }
  .accordion-btn { padding: 14px 16px; font-size: 14px; }
  .faq-btn { padding: 16px 16px; font-size: 14px; }
  .nav-container { padding: 12px 16px; }
  .guar-point { flex-direction: column; }
  .guar-icon { width: 42px; height: 42px; font-size: 22px; }
}