/* ===========================
   SYNADENTIX — PREMIUM CSS
   Deep teal / pearl / warm gold
   Playfair Display + Inter
=========================== */

/* ---------- TOKENS ---------- */
:root {
  --teal-dark:   #0a4f4f;
  --teal:        #0d6b6b;
  --teal-mid:    #1a8080;
  --teal-light:  #e8f5f5;
  --gold:        #c9972a;
  --gold-light:  #f5e6c2;
  --pearl:       #f9f7f4;
  --ink:         #1c1c2e;
  --ink-soft:    #3d3d56;
  --muted:       #6b7280;
  --white:       #ffffff;
  --border:      #e2e8e8;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;

  --shadow-sm:  0 2px 8px rgba(10,79,79,0.08);
  --shadow-md:  0 8px 32px rgba(10,79,79,0.12);
  --shadow-lg:  0 20px 60px rgba(10,79,79,0.18);

  --transition: 0.3s ease;
}

/* ---------- RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--teal-dark); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---------- CONTAINER ---------- */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- DISCLOSURE BAR ---------- */
.disclosure-bar {
  background: var(--gold-light);
  border-bottom: 1px solid var(--gold);
  padding: 10px 24px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--ink-soft);
  position: relative;
  z-index: 1001;
}
.disclosure-bar p { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; }
.disclosure-bar a { color: var(--teal-dark); font-weight: 600; text-decoration: underline; }
.disclosure-bar button {
  background: transparent; border: 1px solid var(--gold);
  border-radius: 50%; width: 22px; height: 22px;
  font-size: 0.75rem; color: var(--ink-soft);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background var(--transition);
}
.disclosure-bar button:hover { background: var(--gold); color: var(--white); }

/* ---------- NAVBAR ---------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0;
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--teal-dark);
  display: flex;
  align-items: center;
  gap: 6px;
  letter-spacing: -0.01em;
}
.logo-icon { color: var(--gold); font-size: 1rem; }
.logo-sup { font-size: 0.55em; vertical-align: super; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.01em;
}
.nav-links a:hover { color: var(--teal); }
.nav-cta {
  background: var(--teal-dark) !important;
  color: var(--white) !important;
  padding: 9px 22px !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta:hover { background: var(--teal) !important; transform: translateY(-1px); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  background: none; border: none;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--ink); border-radius: 2px;
  transition: all var(--transition);
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--teal-dark);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(10,79,79,0.25);
}
.btn-primary:hover {
  background: var(--teal);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(10,79,79,0.32);
  color: var(--white);
}
.btn-ghost {
  background: transparent;
  color: var(--teal-dark);
  border: 2px solid var(--teal-dark);
}
.btn-ghost:hover {
  background: var(--teal-dark);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-lg { padding: 15px 36px; font-size: 1rem; }
.btn-xl { padding: 18px 48px; font-size: 1.1rem; }

/* ---------- SECTIONS ---------- */
.section { padding: 96px 0; }
.section-alt { padding: 96px 0; background: var(--pearl); }

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.section-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}
.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.25;
  margin-bottom: 18px;
}
.section-intro {
  font-size: 1.05rem;
  color: var(--ink-soft);
  line-height: 1.75;
}

/* ---------- HERO ---------- */
.hero {
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(140deg, var(--teal-dark) 0%, #0d5555 40%, #1a7070 100%);
  position: relative;
  overflow: hidden;
  padding: 100px 0 60px;
}
.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(201,151,42,0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.06) 0%, transparent 50%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-content { color: var(--white); }
.hero-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(201,151,42,0.4);
  padding-bottom: 8px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.18;
  margin-bottom: 22px;
  color: var(--white);
}
.hero-headline em { font-style: italic; color: var(--gold); }
.hero-subtext {
  font-size: 1.08rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.75;
  margin-bottom: 28px;
  max-width: 520px;
}
.hero-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 34px;
}
.trust-chip {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  color: var(--white);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
}
.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 20px;
}
.hero-cta-group .btn-ghost {
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.hero-cta-group .btn-ghost:hover {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}
.hero-disclaimer {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
}
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.product-image-placeholder {
  width: 340px;
  height: 400px;
  background: rgba(255,255,255,0.10);
  border: 2px dashed rgba(255,255,255,0.3);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}
.placeholder-inner {
  text-align: center;
  color: rgba(255,255,255,0.7);
}
.product-icon-large {
  font-size: 5rem;
  color: var(--gold);
  display: block;
  margin-bottom: 12px;
}
.placeholder-inner p { font-size: 1rem; line-height: 1.5; }
.placeholder-inner small { font-size: 0.75rem; opacity: 0.6; }
.hero-badge-float {
  position: absolute;
  bottom: -10px;
  right: -20px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.badge-number {
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--teal-dark);
}
.badge-label {
  font-size: 0.72rem;
  color: var(--muted);
  font-weight: 500;
}
.hero-scroll-hint {
  text-align: center;
  margin-top: 40px;
  color: rgba(255,255,255,0.5);
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.scroll-dot {
  width: 8px; height: 8px;
  background: var(--gold);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* ---------- STATS BAR ---------- */
.stats-bar {
  background: var(--teal-dark);
  padding: 28px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item {}
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  font-weight: 500;
}

/* ---------- PROBLEM CARDS ---------- */
.problem-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.problem-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.problem-icon { font-size: 2.2rem; margin-bottom: 16px; }
.problem-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 12px;
  color: var(--ink);
}
.problem-card p { font-size: 0.9rem; color: var(--ink-soft); line-height: 1.7; }

/* ---------- TWO COL GRID ---------- */
.two-col-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.visual-frame { position: relative; }
.img-placeholder-rect {
  width: 100%;
  height: 440px;
  background: linear-gradient(135deg, var(--teal-light) 0%, #c8e8e8 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--teal-mid);
}
.placeholder-content { text-align: center; color: var(--teal-dark); }
.ph-icon { font-size: 3rem; display: block; margin-bottom: 10px; }
.placeholder-content p { font-size: 0.85rem; color: var(--teal-dark); opacity: 0.7; }
.visual-accent-card {
  position: absolute;
  bottom: -20px;
  right: -24px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 16px 22px;
  box-shadow: var(--shadow-lg);
  max-width: 220px;
}
.visual-accent-card strong { display: block; color: var(--teal-dark); font-size: 0.9rem; margin-bottom: 4px; }
.visual-accent-card span { font-size: 0.78rem; color: var(--muted); }
.col-text .section-eyebrow { text-align: left; }
.col-text h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
}
.col-text p { color: var(--ink-soft); margin-bottom: 16px; line-height: 1.75; }
.col-text .btn { margin-top: 12px; }

/* ---------- OVERVIEW FEATURES ---------- */
.overview-feature-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.overview-feature {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--white);
  transition: box-shadow var(--transition);
}
.overview-feature:hover { box-shadow: var(--shadow-md); }
.of-icon { font-size: 2rem; flex-shrink: 0; }
.overview-feature h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--ink);
}
.overview-feature p { font-size: 0.88rem; color: var(--ink-soft); line-height: 1.65; }
.overview-cta-block {
  text-align: center;
  padding: 40px;
  background: linear-gradient(135deg, var(--teal-light), #d4eded);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(13,107,107,0.15);
}
.overview-cta-block p { font-size: 1.05rem; color: var(--ink-soft); margin-bottom: 22px; }

/* ---------- BENEFITS ---------- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.benefit-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.benefit-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--teal-dark), var(--teal-mid));
}
.benefit-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--teal-light);
  line-height: 1;
  position: absolute;
  top: 12px;
  right: 20px;
}
.benefit-icon { font-size: 2rem; margin-bottom: 14px; }
.benefit-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--ink);
}
.benefit-card p { font-size: 0.9rem; color: var(--ink-soft); line-height: 1.7; }

/* ---------- INGREDIENTS ---------- */
.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 30px;
}
.ingredient-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.ingredient-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--teal-mid);
}
.ing-icon { font-size: 2rem; margin-bottom: 10px; }
.ingredient-card h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 6px; color: var(--ink); }
.ing-role {
  display: inline-block;
  background: var(--teal-light);
  color: var(--teal-dark);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 50px;
  margin-bottom: 12px;
}
.ingredient-card p { font-size: 0.82rem; color: var(--ink-soft); line-height: 1.65; }
.ingredients-disclaimer {
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
  font-style: italic;
  margin-top: 12px;
}

/* ---------- HOW IT WORKS ---------- */
.how-steps { max-width: 740px; margin: 0 auto; }
.how-step {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  padding-bottom: 40px;
  position: relative;
}
.step-connector {
  position: absolute;
  left: 23px;
  top: 52px;
  width: 2px;
  height: calc(100% - 52px);
  background: linear-gradient(180deg, var(--teal-mid), var(--teal-light));
}
.step-connector.last { display: none; }
.step-circle {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--teal-dark);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 16px rgba(10,79,79,0.3);
}
.step-content { padding-top: 8px; }
.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 10px;
  color: var(--ink);
}
.step-content p { font-size: 0.92rem; color: var(--ink-soft); line-height: 1.75; }

/* ---------- SCIENCE ---------- */
.science-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-bottom: 32px;
}
.science-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  border-left: 4px solid var(--teal-dark);
  box-shadow: var(--shadow-sm);
}
.science-card h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 14px;
  color: var(--teal-dark);
}
.science-card p { font-size: 0.9rem; color: var(--ink-soft); line-height: 1.75; margin-bottom: 12px; }
.science-card p:last-child { margin-bottom: 0; }
.science-disclaimer {
  background: var(--gold-light);
  border: 1px solid var(--gold);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.science-disclaimer strong { color: var(--ink); }

/* ---------- ROUTINE ---------- */
.routine-timeline { max-width: 780px; margin: 0 auto; }
.routine-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  margin-bottom: 20px;
  align-items: start;
}
.routine-time {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold);
  text-align: right;
  padding-top: 22px;
}
.routine-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition);
}
.routine-card:hover { border-color: var(--teal-mid); }
.routine-card h4 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; color: var(--ink); }
.routine-card p { font-size: 0.88rem; color: var(--ink-soft); line-height: 1.7; }

/* ---------- LIFESTYLE TIPS ---------- */
.lifestyle-tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.lifestyle-tip {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.lifestyle-tip:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.tip-icon { font-size: 2rem; display: block; margin-bottom: 12px; }
.lifestyle-tip h4 { font-size: 1rem; font-weight: 600; margin-bottom: 10px; color: var(--ink); }
.lifestyle-tip p { font-size: 0.87rem; color: var(--ink-soft); line-height: 1.7; }

/* ---------- COMPARISON TABLE ---------- */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); margin-bottom: 20px; }
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  font-size: 0.9rem;
}
.comparison-table th {
  padding: 18px 20px;
  font-size: 0.85rem;
  font-weight: 700;
  text-align: center;
  border-bottom: 2px solid var(--border);
  background: var(--pearl);
  color: var(--ink);
}
.comparison-table th:first-child { text-align: left; }
.col-highlight { background: linear-gradient(180deg, var(--teal-light) 0%, #f0f9f9 100%) !important; }
.comparison-table th.col-highlight { color: var(--teal-dark); }
.comparison-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  text-align: center;
  color: var(--ink-soft);
}
.comparison-table td:first-child { text-align: left; font-weight: 500; color: var(--ink); }
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:hover td { background: var(--pearl); }
.table-note { font-size: 0.78rem; color: var(--muted); font-style: italic; text-align: center; }

/* ---------- REVIEWS ---------- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 30px;
}
.review-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
}
.review-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.review-stars { color: var(--gold); font-size: 1rem; margin-bottom: 14px; letter-spacing: 2px; }
.review-text {
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 1.75;
  font-style: italic;
  margin-bottom: 22px;
}
.reviewer { display: flex; align-items: center; gap: 12px; }
.reviewer-avatar {
  width: 40px; height: 40px;
  background: var(--teal-dark);
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.reviewer strong { display: block; font-size: 0.9rem; color: var(--ink); }
.reviewer span { font-size: 0.72rem; color: var(--muted); }
.reviews-disclosure {
  background: #fff8e1;
  border: 1px solid #ffe082;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

/* ---------- FAQ ---------- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item:last-child { border-bottom: none; }
.faq-q {
  width: 100%;
  text-align: left;
  padding: 22px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: color var(--transition);
}
.faq-q:hover { color: var(--teal-dark); }
.faq-q::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--teal-dark);
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-q[aria-expanded="true"]::after {
  content: '−';
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding var(--transition);
}
.faq-a.open { max-height: 500px; padding-bottom: 22px; }
.faq-a p { font-size: 0.93rem; color: var(--ink-soft); line-height: 1.75; }
.faq-a a { color: var(--teal); text-decoration: underline; }

/* ---------- FINAL CTA ---------- */
.final-cta { background: linear-gradient(140deg, var(--teal-dark) 0%, #0f6060 100%); }
.cta-box {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
  color: var(--white);
}
.cta-box .section-eyebrow { color: var(--gold); }
.cta-box h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--white);
  margin-bottom: 18px;
}
.cta-box p { color: rgba(255,255,255,0.85); margin-bottom: 28px; line-height: 1.75; }
.cta-trust-items {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-bottom: 36px;
}
.cta-trust-items span {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--white);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
}
.cta-box .btn-primary {
  background: var(--gold);
  color: var(--ink);
  box-shadow: 0 6px 24px rgba(201,151,42,0.4);
}
.cta-box .btn-primary:hover {
  background: #d4a030;
  color: var(--ink);
  box-shadow: 0 10px 32px rgba(201,151,42,0.5);
}
.cta-disclaimer {
  margin-top: 24px;
  font-size: 0.75rem !important;
  color: rgba(255,255,255,0.5) !important;
  margin-bottom: 0 !important;
}
.cta-disclaimer a { color: rgba(255,255,255,0.7); text-decoration: underline; }

/* ---------- SUMMARY ---------- */
.summary-content { max-width: 800px; margin: 0 auto; }
.summary-content p {
  font-size: 1rem;
  color: var(--ink-soft);
  line-height: 1.8;
  margin-bottom: 18px;
}
.summary-content em { color: var(--teal-dark); font-style: italic; }
.summary-verdict {
  display: flex;
  gap: 28px;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  margin: 32px 0;
  box-shadow: var(--shadow-sm);
}
.verdict-score { text-align: center; flex-shrink: 0; }
.verdict-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--teal-dark);
  line-height: 1;
  display: block;
}
.verdict-label { font-size: 0.72rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }
.verdict-text h4 { font-size: 1.1rem; font-weight: 700; color: var(--ink); margin-bottom: 6px; }
.verdict-text p { font-size: 0.88rem; color: var(--ink-soft); margin-bottom: 0; line-height: 1.6; }
.summary-content .btn { display: inline-flex; margin-top: 8px; }

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.7);
  padding: 72px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  display: block;
  margin-bottom: 16px;
}
.footer-brand p { font-size: 0.83rem; line-height: 1.7; margin-bottom: 10px; }
.footer-affiliate-note { font-size: 0.78rem !important; color: rgba(255,255,255,0.45) !important; }
.footer-affiliate-note a { color: var(--gold); }
.footer-links-col h5 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 16px;
}
.footer-links-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links-col a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-links-col a:hover { color: var(--gold); }
.footer-trust-badges { margin-top: 20px; display: flex; flex-direction: column; gap: 8px; }
.trust-badge-sm {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
  display: flex; align-items: center; gap: 6px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 28px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom p { margin-bottom: 10px; line-height: 1.65; }
.footer-medical { color: rgba(255,255,255,0.3) !important; }

/* ---------- ANIMATIONS ---------- */
[data-animate] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
[data-animate="fade-left"] { transform: translateX(-28px); }
[data-animate="fade-right"] { transform: translateX(28px); }
[data-animate].visible {
  opacity: 1;
  transform: none;
}

/* ---------- PAGE HEADER (inner pages) ---------- */
.page-header {
  background: linear-gradient(135deg, var(--teal-dark), #0d5555);
  color: var(--white);
  padding: 80px 0 60px;
  text-align: center;
}
.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--white);
  margin-bottom: 12px;
}
.page-header p { color: rgba(255,255,255,0.75); font-size: 1rem; }
.page-content { padding: 72px 0; }
.page-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--ink);
  margin: 36px 0 14px;
}
.page-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
  margin: 24px 0 10px;
}
.page-content p { color: var(--ink-soft); line-height: 1.8; margin-bottom: 16px; font-size: 0.95rem; }
.page-content ul, .page-content ol {
  margin: 12px 0 20px 24px;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.75;
}
.page-content ul { list-style: disc; }
.page-content ol { list-style: decimal; }
.page-content a { color: var(--teal); text-decoration: underline; }
.page-content .last-updated {
  background: var(--pearl);
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 30px;
  display: inline-block;
}
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--white);
  outline: none;
  transition: border-color var(--transition);
}
.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--teal); }
.contact-form textarea { resize: vertical; min-height: 140px; }
.contact-info-card {
  background: var(--pearl);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid var(--border);
}
.contact-info-card h3 { font-size: 1.1rem; margin-bottom: 18px; color: var(--ink); }
.contact-info-item { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 16px; }
.contact-info-item span:first-child { font-size: 1.2rem; }
.contact-info-item div { font-size: 0.88rem; color: var(--ink-soft); line-height: 1.6; }
.about-mission {
  background: var(--teal-light);
  border-radius: var(--radius-md);
  padding: 36px;
  margin: 32px 0;
  border-left: 4px solid var(--teal-dark);
}
.about-mission p { margin-bottom: 0; color: var(--teal-dark); font-size: 1rem; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .ingredients-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .section, .section-alt { padding: 64px 0; }
  .nav-links { display: none; flex-direction: column; gap: 0; position: absolute; top: 68px; left: 0; right: 0; background: var(--white); box-shadow: var(--shadow-md); padding: 16px 24px; border-top: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .nav-links li { border-bottom: 1px solid var(--border); }
  .nav-links a { padding: 14px 0; display: block; font-size: 1rem; }
  .nav-toggle { display: flex; }
  .navbar { position: relative; }
  .hero { min-height: auto; padding: 80px 0 48px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .problem-cards { grid-template-columns: 1fr 1fr; }
  .two-col-grid { grid-template-columns: 1fr; gap: 40px; }
  .col-visual { display: none; }
  .overview-feature-row { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr 1fr; }
  .ingredients-grid { grid-template-columns: 1fr 1fr; }
  .science-grid { grid-template-columns: 1fr; }
  .lifestyle-tips-grid { grid-template-columns: 1fr 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .routine-item { grid-template-columns: 80px 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .summary-verdict { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .problem-cards { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .ingredients-grid { grid-template-columns: 1fr; }
  .lifestyle-tips-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .routine-item { grid-template-columns: 1fr; }
  .routine-time { text-align: left; padding-top: 0; }
  .hero-cta-group { flex-direction: column; }
  .hero-trust-row { gap: 6px; }
}

@media (prefers-reduced-motion: reduce) {
  [data-animate] { opacity: 1; transform: none; transition: none; }
  .scroll-dot { animation: none; }
  * { transition-duration: 0.01ms !important; }
}