/* ============================================================
   PurDentix – Main Stylesheet
   Domain: en-purdentix.net
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700;900&family=DM+Sans:wght@300;400;500;600;700&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  --primary:       #3A9DC8;
  --primary-light: #6DBFE0;
  --primary-pale:  #C8E9F5;
  --accent:        #0F7AB5;
  --sky:           #E3F4FB;
  --white:         #FFFFFF;
  --off-white:     #F5FBFE;
  --text-dark:     #0D2B3E;
  --text-mid:      #2C5F7A;
  --text-light:    #5A8FA8;
  --border:        #B8DFF0;
  --shadow-sm:     0 2px 12px rgba(58,157,200,0.10);
  --shadow-md:     0 8px 32px rgba(58,157,200,0.18);
  --shadow-lg:     0 20px 60px rgba(15,122,181,0.15);
  --radius-sm:     8px;
  --radius-md:     16px;
  --radius-lg:     28px;
  --radius-xl:     48px;
  --font-head:     'Playfair Display', Georgia, serif;
  --font-body:     'DM Sans', sans-serif;
  --transition:    0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

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

/* ---------- Utility ---------- */
.container {
  width: 92%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  box-sizing: border-box;
}

.section-pad { padding: 90px 0; }

.tag {
  display: inline-block;
  background: var(--primary-pale);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.2;
  margin-bottom: 18px;
  word-break: break-word;
  overflow-wrap: break-word;
}

.section-subtitle {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: var(--text-mid);
  line-height: 1.8;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 34px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white);
  box-shadow: 0 6px 24px rgba(58,157,200,0.40);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(58,157,200,0.50);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-3px);
}

.btn-white {
  background: var(--white);
  color: var(--accent);
  box-shadow: 0 6px 24px rgba(255,255,255,0.25);
}
.btn-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(255,255,255,0.35);
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo .logo-icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.nav-logo .logo-icon svg { width: 24px; height: 24px; fill: white; }
.nav-logo .logo-text {
  font-family: var(--font-head);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-dark);
}
.nav-logo .logo-text span { color: var(--primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
}
.nav-links a {
  font-size: 0.97rem;
  font-weight: 500;
  color: var(--text-mid);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after { width: 100%; }

.nav-cta { display: flex; align-items: center; gap: 14px; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
  z-index: 1100;
}
.hamburger span {
  display: block;
  width: 26px; height: 2.5px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: translateX(-10px); }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 76px; left: 0; right: 0;
  background: var(--white);
  border-bottom: 2px solid var(--border);
  padding: 28px 5%;
  z-index: 999;
  flex-direction: column;
  gap: 0;
  box-shadow: var(--shadow-md);
  transform: translateY(-20px);
  opacity: 0;
  transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
  pointer-events: none;
}
.mobile-menu.open {
  display: flex;
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}
.mobile-menu a {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-dark);
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover { color: var(--primary); }
.mobile-menu .btn { margin-top: 18px; width: 100%; justify-content: center; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding-top: 76px;
  background: linear-gradient(160deg, var(--sky) 0%, var(--white) 60%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  width: 100%;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, var(--primary-pale) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -150px; left: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(111,191,224,0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 80px 0;
  width: 100%;
}

.hero-content {
  width: 100%;
  min-width: 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-pale);
  border: 1px solid var(--border);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 22px;
  letter-spacing: 0.05em;
  max-width: 100%;
}
.hero-badge .dot {
  width: 8px; height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.4); opacity: 0.7; }
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 900;
  color: var(--text-dark);
  line-height: 1.12;
  margin-bottom: 22px;
  word-break: break-word;
  overflow-wrap: break-word;
  width: 100%;
}
.hero-title .highlight {
  color: var(--primary);
  position: relative;
  display: inline-block;
}
.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-light), var(--primary-pale));
  border-radius: 2px;
  z-index: -1;
}

.hero-desc {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-mid);
  margin-bottom: 36px;
  line-height: 1.85;
  max-width: 520px;
  word-break: break-word;
  overflow-wrap: break-word;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 46px;
}

.hero-stats {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}
.stat-item { min-width: 0; }
.stat-num {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-light);
  font-weight: 500;
}

.hero-image-wrap {
  position: relative;
  width: 100%;
  min-width: 0;
}
.hero-image-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero-image-main img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}
.hero-float-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-float-card.card-1 { bottom: 30px; left: -30px; }
.hero-float-card.card-2 { top: 30px; right: -20px; }
.float-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}
.float-icon.blue { background: var(--primary-pale); }
.float-txt strong { display: block; font-size: 0.95rem; font-weight: 700; color: var(--text-dark); }
.float-txt span { font-size: 0.78rem; color: var(--text-light); }

/* ============================================================
   TRUST STRIP
   ============================================================ */
.trust-strip {
  background: var(--primary);
  padding: 18px 0;
}
.trust-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 50px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 500;
}
.trust-item svg { width: 20px; height: 20px; fill: rgba(255,255,255,0.8); flex-shrink: 0; }

/* ============================================================
   ABOUT
   ============================================================ */
.about { background: var(--white); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.about-image img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}
.about-badge {
  position: absolute;
  bottom: 28px; right: 28px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 16px 22px;
  box-shadow: var(--shadow-md);
  text-align: center;
}
.about-badge .badge-num {
  font-family: var(--font-head);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--primary);
}
.about-badge .badge-txt { font-size: 0.82rem; color: var(--text-mid); font-weight: 500; }

.about-features {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.feature-row {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.feature-icon {
  width: 52px; height: 52px; min-width: 52px;
  background: var(--sky);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
}
.feature-text strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 4px;
}
.feature-text p { font-size: 0.95rem; color: var(--text-mid); line-height: 1.7; }

/* ============================================================
   BENEFITS
   ============================================================ */
.benefits { background: var(--off-white); }
.benefits-header { text-align: center; margin-bottom: 60px; }
.benefits-header .section-subtitle { margin: 0 auto; }

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.benefit-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 30px;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.benefit-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}
.benefit-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.benefit-card:hover::before { transform: scaleX(1); }

.benefit-icon {
  width: 64px; height: 64px;
  background: var(--sky);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem;
  margin-bottom: 20px;
}
.benefit-card h3 {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.benefit-card p { font-size: 0.97rem; color: var(--text-mid); line-height: 1.75; }

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how { background: var(--white); }
.how-header { text-align: center; margin-bottom: 60px; }
.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.how-steps::before {
  content: '';
  position: absolute;
  top: 40px; left: 10%; right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-pale), var(--primary-light), var(--primary-pale));
  z-index: 0;
}
.step-card {
  text-align: center;
  position: relative;
  z-index: 1;
}
.step-num {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white);
  font-family: var(--font-head);
  font-size: 1.6rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 22px;
  box-shadow: 0 8px 24px rgba(58,157,200,0.35);
}
.step-card h3 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.step-card p { font-size: 0.93rem; color: var(--text-mid); line-height: 1.7; }

/* ============================================================
   PRODUCT SHOWCASE
   ============================================================ */
.product { background: var(--sky); }
.product-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.product-image { position: relative; min-width: 0; }
.product-image .main-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.product-image .main-img img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}
.product-list {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.prod-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  background: var(--white);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.prod-item:hover { box-shadow: var(--shadow-sm); transform: translateX(6px); }
.prod-check {
  width: 34px; height: 34px;
  background: var(--primary-pale);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}
.prod-item p {
  font-size: 0.97rem;
  color: var(--text-dark);
  font-weight: 500;
  word-break: break-word;
}

/* ============================================================
   PRICING SECTION
   ============================================================ */
#pricing {
  padding: 80px 0;
  background: var(--off-white);
}
.pricing-header {
  text-align: center;
  margin-bottom: 50px;
}
.pricing-image-wrapper {
  text-align: center;
  width: 100%;
}
.pricing-image-wrapper img {
  width: 100%;
  max-width: 900px;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: var(--radius-md);
}

/* ============================================================
   BONUS SECTION
   ============================================================ */
.bonus { background: var(--white); }
.bonus-header { text-align: center; margin-bottom: 60px; }
.bonus-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}
.bonus-card {
  background: linear-gradient(135deg, var(--sky) 0%, var(--white) 100%);
  border: 2px solid var(--primary-pale);
  border-radius: var(--radius-lg);
  padding: 0;
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}
.bonus-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.bonus-ribbon {
  position: absolute;
  top: 20px; right: -32px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 44px;
  transform: rotate(35deg);
  z-index: 2;
}
.bonus-img-wrap {
  width: 100%;
  background: var(--sky);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 20px 16px;
  min-height: 260px;
}

.bonus-img {
  width: auto;
  max-width: 75%;
  height: 240px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

@media (max-width: 1024px) {
  .bonus-img { height: 220px; max-width: 70%; }
  .bonus-img-wrap { min-height: 240px; }
}

@media (max-width: 768px) {
  .bonus-img { height: 260px; max-width: 70%; }
  .bonus-img-wrap { min-height: 280px; padding: 20px 20px 12px; }
}

@media (max-width: 480px) {
  .bonus-img { height: 220px; max-width: 75%; }
  .bonus-img-wrap { min-height: 240px; }
}

@media (max-width: 360px) {
  .bonus-img { height: 190px; max-width: 80%; }
  .bonus-img-wrap { min-height: 210px; }
}
.bonus-body { padding: 28px 32px 32px; }
.bonus-tag {
  display: inline-block;
  background: var(--primary);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 14px;
}
.bonus-card h3 {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
  line-height: 1.3;
}
.bonus-card p {
  font-size: 0.97rem;
  color: var(--text-mid);
  line-height: 1.75;
  margin-bottom: 20px;
}
.bonus-value { display: flex; align-items: center; gap: 12px; }
.bonus-value .free-price {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
}
.bonus-value .orig-price {
  font-size: 1rem;
  color: var(--text-light);
  text-decoration: line-through;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials { background: var(--off-white); }
.test-header { text-align: center; margin-bottom: 60px; }
.test-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.test-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 34px 30px;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.test-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.stars { color: #F5A623; font-size: 1.1rem; margin-bottom: 16px; letter-spacing: 2px; }
.test-card blockquote {
  font-size: 1rem;
  color: var(--text-mid);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 24px;
}
.test-author { display: flex; align-items: center; gap: 14px; }
.author-avatar {
  width: 50px; height: 50px;
  border-radius: 50%;
  background: var(--primary-pale);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  overflow: hidden;
  flex-shrink: 0;
}
.author-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-info strong { display: block; font-size: 0.95rem; font-weight: 600; color: var(--text-dark); }
.author-info span { font-size: 0.82rem; color: var(--text-light); }

/* ============================================================
   INGREDIENTS
   ============================================================ */
.ingredients { background: var(--white); }
.ingr-header { text-align: center; margin-bottom: 60px; }
.ingr-image-hero {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 60px;
  box-shadow: var(--shadow-md);
}
.ingr-image-hero img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}
.ingr-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.ingr-card {
  background: var(--sky);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border-left: 4px solid var(--primary);
  transition: var(--transition);
}
.ingr-card:hover { background: var(--primary-pale); }
.ingr-card h4 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}
.ingr-card p { font-size: 0.93rem; color: var(--text-mid); line-height: 1.7; }

/* ============================================================
   FAQ
   ============================================================ */
.faq { background: var(--off-white); }
.faq-header { text-align: center; margin-bottom: 60px; }
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq-item.open { box-shadow: var(--shadow-sm); }
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 28px;
  cursor: pointer;
  gap: 16px;
  user-select: none;
}
.faq-q span {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.5;
}
.faq-icon {
  width: 34px; height: 34px;
  background: var(--sky);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-icon svg { width: 16px; height: 16px; stroke: var(--primary); fill: none; stroke-width: 2.5; transition: var(--transition); }
.faq-item.open .faq-icon { background: var(--primary); }
.faq-item.open .faq-icon svg { stroke: white; transform: rotate(45deg); }
.faq-a {
  padding: 0 28px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1), padding 0.3s;
  font-size: 0.97rem;
  color: var(--text-mid);
  line-height: 1.8;
}
.faq-item.open .faq-a {
  max-height: 300px;
  padding: 0 28px 24px;
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  padding: 90px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: rgba(255,255,255,0.07);
  border-radius: 50%;
  pointer-events: none;
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 300px; height: 300px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
  pointer-events: none;
}
.cta-banner h2 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 18px;
  word-break: break-word;
}
.cta-banner p {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.88);
  margin-bottom: 38px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--text-dark);
  color: var(--white);
  padding: 70px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo-text {
  font-family: var(--font-head);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  display: block;
}
.footer-brand .logo-text span { color: var(--primary-light); }
.footer-brand p {
  font-size: 0.93rem;
  color: rgba(255,255,255);
  line-height: 1.75;
  margin-bottom: 24px;
}
.social-links { display: flex; gap: 12px; }
.social-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
}
.social-btn:hover { background: var(--primary); transform: translateY(-3px); }
.footer-col h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col ul li a {
  font-size: 0.92rem;
  color: rgba(255,255,255);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--primary-light); }
.footer-bottom {
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}
.footer-bottom p { font-size: 0.85rem; color: rgba(255,255,255); }
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a {
  font-size: 0.85rem;
  color: rgba(255,255,255);
  transition: color var(--transition);
}
.footer-bottom-links a:hover { color: var(--primary-light); }

/* ============================================================
   INNER PAGES
   ============================================================ */
.inner-hero {
  padding: 140px 0 60px;
  background: linear-gradient(135deg, var(--sky) 0%, var(--white) 100%);
  text-align: center;
}
.inner-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 14px;
}
.inner-hero p { font-size: 1.05rem; color: var(--text-mid); }
.legal-content {
  padding: 70px 0;
  max-width: 860px;
  margin: 0 auto;
}
.legal-content h2 {
  font-family: var(--font-head);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--text-dark);
  margin: 42px 0 14px;
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content p {
  font-size: 1rem;
  color: var(--text-mid);
  line-height: 1.85;
  margin-bottom: 16px;
}
.legal-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 16px;
}
.legal-content ul li {
  font-size: 1rem;
  color: var(--text-mid);
  line-height: 1.8;
  margin-bottom: 6px;
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   RESPONSIVE – TABLET (≤ 1024px)
   ============================================================ */
@media (max-width: 1024px) {
  .hero-inner,
  .about-grid,
  .product-inner {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .hero-image-wrap { order: -1; }
  .hero-image-main img,
  .about-image img,
  .product-image .main-img img { height: 380px; }
  .benefits-grid,
  .test-grid,
  .ingr-grid { grid-template-columns: repeat(2, 1fr); }
  .how-steps { grid-template-columns: repeat(2, 1fr); }
  .how-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  #pricing { padding: 60px 0; }
  .pricing-image-wrapper img { max-width: 100%; }
}

/* ============================================================
   RESPONSIVE – LARGE MOBILE (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
  /* Nav */
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }

  /* Container */
  .container {
    width: 100%;
    padding: 0 20px;
  }

  /* Section padding */
  .section-pad { padding: 60px 0; }

  /* Hero */
  .hero {
    min-height: auto;
    padding-top: 76px;
  }
  .hero::before,
  .hero::after { display: none; }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 0 36px;
    width: 100%;
  }
  .hero-image-wrap { order: -1; }
  .hero-image-main img { height: 260px; }
  .hero-float-card { display: none; }
  .hero-content {
    width: 100%;
    min-width: 0;
  }
  .hero-title {
    font-size: 1.9rem;
    word-break: break-word;
    overflow-wrap: break-word;
    width: 100%;
  }
  .hero-desc {
    font-size: 1rem;
    max-width: 100%;
    word-break: break-word;
  }
  .hero-badge {
    font-size: 0.78rem;
    padding: 7px 14px;
    max-width: 100%;
  }
  .hero-actions {
    flex-direction: column;
    gap: 12px;
    width: 100%;
    margin-bottom: 32px;
  }
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
    font-size: 1rem;
    padding: 14px 20px;
  }
  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    width: 100%;
  }
  .stat-item { min-width: 0; overflow: hidden; }
  .stat-num { font-size: 1.3rem; }
  .stat-label { font-size: 0.72rem; word-break: break-word; }

  /* Grids */
  .benefits-grid,
  .test-grid,
  .ingr-grid,
  .bonus-grid { grid-template-columns: 1fr; }
  .how-steps { grid-template-columns: 1fr 1fr; }

  /* Product */
  .product-inner { grid-template-columns: 1fr; gap: 30px; }
  .product-image .main-img img { height: 260px; }
  .prod-item { padding: 14px 16px; }
  .prod-item p { font-size: 0.9rem; }

  /* Pricing */
  #pricing { padding: 50px 0; }
  .pricing-header { margin-bottom: 32px; }

  /* CTA */
  .cta-banner { padding: 50px 0; }
.cta-actions { flex-direction: column; align-items: center; }
.cta-actions .btn {
  width: 100%;
  justify-content: center;
  white-space: normal;
  text-align: center;
  line-height: 1.4;
  padding: 16px 24px;
  font-size: 1rem;
}

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

  /* Trust strip */
  .trust-inner { gap: 20px; }
}

/* ============================================================
   RESPONSIVE – MEDIUM MOBILE (≤ 480px)
   ============================================================ */
@media (max-width: 480px) {
  .container { padding: 0 16px; }

  .section-pad { padding: 48px 0; }

  .hero-inner { padding: 30px 0 28px; gap: 22px; }
  .hero-image-main img { height: 220px; }
  .hero-title { font-size: 1.65rem; }
  .hero-desc { font-size: 0.95rem; }
  .hero-stats { gap: 8px; }
  .stat-num { font-size: 1.15rem; }
  .stat-label { font-size: 0.68rem; }

  .how-steps { grid-template-columns: 1fr; }

  .section-title { font-size: 1.5rem; }
  .section-subtitle { font-size: 0.95rem; }

  .faq-q { padding: 18px 20px; }
  .faq-q span { font-size: 0.97rem; }
  .faq-a { font-size: 0.93rem; }
  .faq-item.open .faq-a { padding: 0 20px 20px; }

  #pricing { padding: 40px 0; }

  .bonus-body { padding: 20px 20px 24px; }
  .bonus-card h3 { font-size: 1.25rem; }
}

/* ============================================================
   RESPONSIVE – SMALL MOBILE (≤ 360px)
   ============================================================ */
@media (max-width: 360px) {
  .container { padding: 0 12px; }

  .hero-title { font-size: 1.4rem; }
  .hero-desc { font-size: 0.9rem; }
  .hero-image-main img { height: 190px; }
  .hero-actions .btn { font-size: 0.88rem; padding: 12px 16px; }
  .stat-num { font-size: 1rem; }
  .stat-label { font-size: 0.62rem; }

  .section-title { font-size: 1.3rem; }

  .nav-logo .logo-text { font-size: 1.3rem; }
}