/* ============================================
   OxyDental Pro — main.css
   Palette: Dental green + gold + navy
   ============================================ */

:root {
  --primary: #0d6e5f;
  --primary-dark: #0a5346;
  --primary-light: #e8f5ef;
  --accent: #c9a048;
  --accent-dark: #a68434;
  --navy: #1b2b3f;
  --navy-light: #2a3d55;
  --bg: #fafbfa;
  --card: #ffffff;
  --text: #0e1f1b;
  --text-soft: #2b3a35;
  --muted: #5a6b65;
  --border: #e4ebe7;
  --highlight: #f4faf7;
  --danger: #b3271e;
  --star: #f0b429;
  --shadow-sm: 0 2px 6px rgba(11,50,42,.06);
  --shadow-md: 0 8px 24px rgba(11,50,42,.09);
  --shadow-lg: 0 18px 44px rgba(11,50,42,.14);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --maxw: 1180px;
  --transition: .18s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
h1, h2, h3, h4, h5 { font-family: 'Outfit', 'Inter', sans-serif; font-weight: 700; line-height: 1.25; color: var(--text); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.15rem); margin-bottom: .55rem; }
h3 { font-size: clamp(1.15rem, 2vw, 1.35rem); }
p { color: var(--text-soft); }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.section { padding: 68px 0; }
.section-tight { padding: 48px 0; }
.section-title { text-align: center; max-width: 780px; margin: 0 auto 42px; }
.section-title .eyebrow {
  display: inline-block;
  color: var(--primary);
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-title p { margin-top: 12px; font-size: 1.03rem; }

/* ============ Buttons ============ */
.btn {
  display: inline-block;
  padding: 15px 34px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  font-family: 'Outfit', sans-serif;
  letter-spacing: .3px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  box-shadow: 0 10px 22px rgba(13,110,95,.28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(13,110,95,.34); color: #fff; }
.btn-accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: #fff;
  box-shadow: 0 10px 22px rgba(201,160,72,.30);
}
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(201,160,72,.38); color: #fff; }
.btn-lg { padding: 18px 42px; font-size: 1.08rem; }
.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; }

/* ============ Announcement Bar ============ */
.announcement {
  background: linear-gradient(90deg, var(--navy) 0%, var(--navy-light) 100%);
  color: #fff;
  text-align: center;
  padding: 10px 16px;
  font-size: .93rem;
  font-weight: 500;
}
.announcement a { color: var(--accent); font-weight: 700; margin-left: 6px; }
.announcement a:hover { color: #fff; text-decoration: underline; }

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--border);
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--primary-dark);
}
.logo svg { width: 32px; height: 32px; }
.logo .pro { color: var(--accent); font-weight: 600; margin-left: 2px; font-size: .78em; }
.nav {
  display: flex;
  gap: 26px;
  align-items: center;
}
.nav a {
  color: var(--text);
  font-weight: 500;
  font-size: .95rem;
}
.nav a:hover { color: var(--primary); }
.nav .btn { padding: 10px 22px; font-size: .92rem; }
.menu-toggle { display: none; background: transparent; border: none; cursor: pointer; }

/* ============ Hero ============ */
.hero {
  background: linear-gradient(180deg, var(--highlight) 0%, #fff 100%);
  padding: 60px 0 72px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -180px; right: -160px;
  width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(13,110,95,.09) 0%, transparent 70%);
  border-radius: 50%;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 54px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(13,110,95,.10);
  color: var(--primary-dark);
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: .85rem;
  margin-bottom: 18px;
  letter-spacing: .3px;
}
.hero h1 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}
.hero h1 em { color: var(--primary); font-style: normal; position: relative; }
.hero h1 em::after {
  content: '';
  position: absolute; left: 0; bottom: -3px;
  width: 100%; height: 6px;
  background: rgba(201,160,72,.35);
  border-radius: 3px;
  z-index: -1;
}
.hero p.lead {
  font-size: 1.06rem;
  color: var(--text-soft);
  margin-bottom: 22px;
  max-width: 540px;
}
.hero-bullets {
  list-style: none;
  margin: 22px 0 28px;
  display: grid;
  gap: 12px;
}
.hero-bullets li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  color: var(--text);
  font-size: 1rem;
}
.hero-bullets .check {
  flex-shrink: 0;
  width: 24px; height: 24px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
}
.hero-cta { margin-bottom: 26px; }
.hero-trust {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}
.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--muted);
}
.hero-trust-item svg { color: var(--primary); flex-shrink: 0; }
.hero-image {
  position: relative;
  text-align: center;
  animation: floatUp 4.5s ease-in-out infinite;
}
.hero-image img { max-width: 100%; margin: 0 auto; filter: drop-shadow(0 20px 40px rgba(13,110,95,.18)); }
@keyframes floatUp {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

/* ============ Trust Strip ============ */
.trust-strip {
  background: var(--card);
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  border-top: 1px solid var(--border);
}
.trust-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  align-items: center;
}
.trust-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  color: var(--text-soft);
  font-weight: 600;
  font-size: .88rem;
}
.trust-badge .icon {
  width: 46px; height: 46px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* ============ Why Choose ============ */
.why-choose .grid-2 {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: center;
}
.why-choose img { border-radius: var(--radius-lg); }
.why-list {
  list-style: none;
  display: grid;
  gap: 22px;
  margin-top: 26px;
}
.why-list li { display: flex; gap: 16px; align-items: flex-start; }
.why-list .check-lg {
  flex-shrink: 0;
  width: 42px; height: 42px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.why-list h4 { margin-bottom: 4px; font-size: 1.08rem; }
.why-list p { color: var(--muted); font-size: .96rem; }

/* ============ Problem Section ============ */
.problem-section {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  color: #fff;
  position: relative;
}
.problem-section h2, .problem-section .section-title p { color: #fff; }
.problem-section .eyebrow { color: var(--accent); }
.pain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 40px;
}
.pain-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius);
  padding: 26px 22px;
  backdrop-filter: blur(6px);
  transition: transform var(--transition);
}
.pain-card:hover { transform: translateY(-4px); }
.pain-card .pain-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  color: #fff;
}
.pain-card h4 { color: #fff; font-size: 1.05rem; margin-bottom: 8px; }
.pain-card p { color: rgba(255,255,255,.78); font-size: .93rem; }

/* ============ AI Answer Block ============ */
.ai-answer {
  background: linear-gradient(135deg, #f0f9f5 0%, #e8f5ef 100%);
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  padding: 22px 26px;
  margin: 26px auto 32px;
  max-width: 860px;
  box-shadow: var(--shadow-sm);
}
.ai-answer .q {
  font-weight: 700;
  color: var(--primary-dark);
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  margin-bottom: 8px;
  display: block;
}
.ai-answer .a { color: var(--text); font-size: .98rem; line-height: 1.65; }

/* ============ Pricing ============ */
.pricing { background: var(--highlight); }
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr 1fr;
  gap: 28px;
  align-items: stretch;
  margin-top: 20px;
}
.price-card {
  background: #fff;
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px 26px 32px;
  text-align: center;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.price-card.featured {
  border: 3px solid var(--primary);
  transform: scale(1.03);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(180deg, #fff 0%, #f4faf7 100%);
}
.price-card.featured:hover { transform: scale(1.03) translateY(-4px); }
.price-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  padding: 7px 20px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  box-shadow: 0 6px 14px rgba(201,160,72,.35);
}
.price-card h3 { font-size: 1.35rem; margin-bottom: 6px; color: var(--text); }
.price-card .sub { color: var(--muted); font-size: .9rem; margin-bottom: 20px; }
.price-card img {
  margin: 0 auto 18px;
  width: 220px;
  height: 220px;
  object-fit: contain;
}
.price-card.featured img { width: 240px; height: 240px; }
.price-tag {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  color: var(--primary-dark);
  font-size: 3rem;
  line-height: 1;
  margin: 8px 0 4px;
}
.price-tag .cents { font-size: 1.4rem; vertical-align: super; }
.price-per { color: var(--muted); font-size: .88rem; margin-bottom: 12px; }
.price-total {
  color: var(--text);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 16px;
}
.price-total .old { text-decoration: line-through; color: var(--muted); margin-right: 8px; font-weight: 400; }
.price-features {
  list-style: none;
  margin: 12px 0 22px;
  text-align: left;
  padding-left: 4px;
}
.price-features li {
  padding: 6px 0 6px 26px;
  position: relative;
  font-size: .93rem;
  color: var(--text-soft);
}
.price-features li::before {
  content: '✓';
  position: absolute;
  left: 0; top: 6px;
  color: var(--primary);
  font-weight: 800;
}
.price-shipping {
  font-size: .82rem;
  color: var(--muted);
  margin-top: 10px;
}
.price-shipping.free { color: var(--primary); font-weight: 700; }

.bonus-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 46px;
}
.bonus-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 18px;
  align-items: center;
  box-shadow: var(--shadow-sm);
}
.bonus-card img { width: 110px; height: auto; object-fit: contain; border-radius: 8px; }
.bonus-card .bonus-label {
  color: var(--accent-dark);
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.bonus-card h4 { font-size: 1.02rem; margin-bottom: 6px; color: var(--text); }
.bonus-card .bonus-price { font-size: .88rem; color: var(--muted); }
.bonus-card .bonus-price .free { color: var(--primary); font-weight: 700; }

/* ============ What Is Section ============ */
.what-is .grid-2 {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 54px;
  align-items: center;
}
.what-is img { border-radius: var(--radius-lg); }
.what-is p { margin-bottom: 16px; }
.what-is p:last-child { margin-bottom: 0; }

/* ============ How It Works ============ */
.mech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
}
.mech-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: all var(--transition);
  position: relative;
}
.mech-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.mech-card .mech-num {
  position: absolute;
  top: 18px; right: 20px;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 2.2rem;
  color: var(--primary-light);
  line-height: 1;
}
.mech-card .mech-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  margin-bottom: 16px;
}
.mech-card h4 { font-size: 1.08rem; margin-bottom: 8px; }
.mech-card p { font-size: .94rem; color: var(--muted); }

/* ============ Ingredients ============ */
.ing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 20px;
}
.ing-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: all var(--transition);
  border-top: 4px solid var(--primary);
}
.ing-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.ing-card .ing-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-dark);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.ing-card h4 { font-size: 1.15rem; margin-bottom: 8px; color: var(--primary-dark); }
.ing-card p { font-size: .93rem; color: var(--text-soft); line-height: 1.6; }

/* ============ Benefits ============ */
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 20px;
}
.benefit-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  text-align: center;
  transition: all var(--transition);
}
.benefit-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.benefit-card .b-icon {
  width: 56px; height: 56px;
  margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--primary-light), #d7ecdd);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
}
.benefit-card h4 { font-size: 1rem; margin-bottom: 8px; }
.benefit-card p { font-size: .89rem; color: var(--muted); }

/* ============ Timeline ============ */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 20px;
  position: relative;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 42px; left: 8%; right: 8%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-light), var(--primary), var(--primary-light));
  z-index: 0;
}
.timeline-step { position: relative; z-index: 1; text-align: center; }
.timeline-dot {
  width: 84px; height: 84px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  color: var(--primary-dark);
  font-size: 1.2rem;
  line-height: 1.1;
  box-shadow: var(--shadow-sm);
  text-align: center;
  padding: 8px;
}
.timeline-step h4 { font-size: 1rem; margin-bottom: 8px; color: var(--primary-dark); }
.timeline-step p { font-size: .89rem; color: var(--muted); padding: 0 8px; }

/* ============ Comparison Table ============ */
.compare-wrap { overflow-x: auto; margin-top: 12px; }
.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  min-width: 640px;
}
.compare-table th, .compare-table td {
  padding: 16px 18px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.compare-table th {
  background: var(--primary-light);
  color: var(--primary-dark);
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: .95rem;
}
.compare-table th:first-child, .compare-table td:first-child {
  text-align: left;
  font-weight: 600;
  color: var(--text);
  background: #fbfdfc;
}
.compare-table th.hero-col {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
}
.compare-table td.hero-col { background: rgba(13,110,95,.05); font-weight: 600; color: var(--primary-dark); }
.compare-table .yes { color: var(--primary); font-weight: 800; font-size: 1.15rem; }
.compare-table .no { color: var(--danger); font-weight: 800; font-size: 1.15rem; }
.compare-table .partial { color: var(--accent-dark); font-weight: 700; }
.compare-table tr:last-child td { border-bottom: none; }

/* ============ Reviews ============ */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
}
.review-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
}
.review-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.review-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}
.review-avatar {
  width: 54px; height: 54px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-light);
}
.review-name { font-weight: 700; color: var(--text); font-size: .98rem; }
.review-loc { color: var(--muted); font-size: .82rem; }
.review-verified {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--primary);
  font-size: .75rem;
  font-weight: 600;
  margin-top: 3px;
}
.review-stars { color: var(--star); font-size: 1.05rem; margin-bottom: 10px; letter-spacing: 2px; }
.review-body { color: var(--text-soft); font-size: .94rem; line-height: 1.65; }

/* ============ Guarantee ============ */
.guarantee {
  background: linear-gradient(135deg, var(--highlight) 0%, #fff 100%);
}
.guarantee .container {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 42px;
  align-items: center;
}
.guarantee img { width: 260px; height: auto; }
.guarantee h2 { margin-bottom: 14px; }
.guarantee p { margin-bottom: 14px; }
.guarantee .btn { margin-top: 10px; }

/* ============ Contraindications ============ */
.contra {
  background: #fff5f5;
  border-top: 1px solid #f5d8d4;
  border-bottom: 1px solid #f5d8d4;
}
.contra .section-title .eyebrow { color: var(--danger); }
.contra-list {
  max-width: 780px;
  margin: 30px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.contra-list li {
  list-style: none;
  padding-left: 42px;
  position: relative;
  color: var(--text-soft);
  font-size: .96rem;
  line-height: 1.6;
}
.contra-list li::before {
  content: '✕';
  position: absolute;
  left: 0; top: 2px;
  width: 28px; height: 28px;
  background: var(--danger);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  font-size: .82rem;
}

/* ============ FAQ ============ */
.faq-list { max-width: 860px; margin: 20px auto 0; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq-item.open { box-shadow: var(--shadow-md); border-color: var(--primary); }
.faq-q {
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  font-weight: 600;
  color: var(--text);
  font-family: 'Outfit', sans-serif;
  font-size: 1.02rem;
  transition: color var(--transition);
}
.faq-q:hover { color: var(--primary); }
.faq-q .plus {
  flex-shrink: 0;
  width: 30px; height: 30px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  font-size: 1.15rem;
  transition: transform var(--transition);
}
.faq-item.open .plus { background: var(--primary); color: #fff; transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  padding: 0 24px;
  color: var(--text-soft);
  transition: max-height .3s ease, padding .3s ease;
}
.faq-item.open .faq-a { max-height: 400px; padding: 0 24px 20px; }

/* ============ References ============ */
.refs {
  background: #f7faf9;
}
.refs ol { max-width: 900px; margin: 0 auto; padding-left: 22px; }
.refs li { margin-bottom: 12px; color: var(--text-soft); font-size: .93rem; line-height: 1.6; }
.refs li a { color: var(--primary); font-weight: 600; word-break: break-word; }

/* ============ Final CTA ============ */
.final-cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  text-align: center;
  padding: 72px 0;
}
.final-cta h2 { color: #fff; margin-bottom: 16px; }
.final-cta p { color: rgba(255,255,255,.9); max-width: 640px; margin: 0 auto 26px; font-size: 1.06rem; }
.final-cta .btn-accent { box-shadow: 0 12px 28px rgba(0,0,0,.25); }

/* ============ Footer ============ */
.site-footer {
  background: #0b1a25;
  color: #b6c2cf;
  padding: 56px 0 22px;
  font-size: .92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 40px;
}
.footer-brand { color: #fff; font-family: 'Outfit', sans-serif; font-weight: 700; font-size: 1.25rem; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.footer-brand svg { width: 26px; height: 26px; }
.footer p { color: #8b98a6; line-height: 1.6; margin-bottom: 12px; font-size: .9rem; }
.footer h5 { color: #fff; font-size: 1rem; margin-bottom: 16px; font-family: 'Outfit', sans-serif; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 10px; }
.footer ul a { color: #b6c2cf; font-size: .9rem; }
.footer ul a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 22px;
  text-align: center;
  font-size: .82rem;
  color: #7a8896;
  line-height: 1.6;
}
.footer-bottom .disclaimer { max-width: 900px; margin: 0 auto 14px; }
.footer-bottom .copyright { color: #a4b0bc; }
.footer-bottom .copyright a { color: var(--accent); }

/* ============ Social Proof Popup ============ */
.sp-popup {
  position: fixed;
  bottom: 24px;
  left: 24px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 14px 46px 14px 16px;
  max-width: 320px;
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateX(-460px);
  transition: transform .4s ease;
  z-index: 200;
  border: 1px solid var(--border);
}
.sp-popup.show { transform: translateX(0); }
.sp-popup .sp-icon {
  width: 40px; height: 40px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.sp-popup .sp-text { font-size: .85rem; line-height: 1.4; color: var(--text); }
.sp-popup .sp-text strong { color: var(--primary-dark); }
.sp-popup .sp-time { display: block; color: var(--muted); font-size: .75rem; margin-top: 2px; }
.sp-popup .sp-close {
  position: absolute;
  top: 6px; right: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 1.15rem;
  line-height: 1;
  padding: 4px;
}
.sp-popup .sp-close:hover { color: var(--danger); }

/* ============ Mobile Sticky CTA ============ */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: #fff;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  z-index: 150;
  box-shadow: 0 -6px 18px rgba(0,0,0,.08);
}
.mobile-cta .btn { display: block; width: 100%; padding: 15px; font-size: 1rem; }

/* ============ Legal Pages ============ */
.legal-page {
  background: #fff;
  padding: 48px 0 72px;
  min-height: 60vh;
}
.legal-page .container { max-width: 860px; }
.legal-page h1 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  margin-bottom: 20px;
  color: var(--primary-dark);
}
.legal-page h2 {
  font-size: 1.35rem;
  margin: 30px 0 12px;
  color: var(--text);
}
.legal-page p, .legal-page li {
  margin-bottom: 14px;
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1.7;
}
.legal-page ul { padding-left: 24px; margin-bottom: 16px; }
.legal-page .updated { color: var(--muted); font-size: .9rem; margin-bottom: 30px; font-style: italic; }
.legal-page a { color: var(--primary); font-weight: 500; }
.legal-page a:hover { text-decoration: underline; }
.contact-info {
  background: var(--highlight);
  padding: 24px;
  border-radius: var(--radius);
  margin: 24px 0;
  border-left: 4px solid var(--primary);
}
.contact-info h3 { color: var(--primary-dark); margin-bottom: 10px; }

/* ============ 404 ============ */
.page-404 {
  text-align: center;
  padding: 80px 20px;
  min-height: 60vh;
}
.page-404 .big-404 {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(5rem, 15vw, 9rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 10px;
  opacity: .3;
}
.page-404 h1 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 14px; }
.page-404 p { color: var(--muted); max-width: 520px; margin: 0 auto 28px; }
.page-404-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 20px;
}

/* ============ Responsive: 900px ============ */
@media (max-width: 900px) {
  .section { padding: 52px 0; }
  .hero { padding: 40px 0 52px; }
  .hero .container {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }
  .hero-content { order: 2; }
  .hero-image { order: 1; }
  .hero-image img { max-width: 340px; }
  .hero-badge, .hero-bullets, .hero-cta, .hero-trust { justify-content: center; }
  .hero-bullets li { justify-content: flex-start; text-align: left; max-width: 320px; margin: 0 auto; }
  .hero-trust { justify-content: center; }
  .hero p.lead { margin-left: auto; margin-right: auto; }

  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; flex-direction: column; padding: 20px; gap: 16px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-md); }
  .nav.open { display: flex; }
  .nav .btn { width: 100%; }
  .menu-toggle { display: block; }
  .site-header .container { position: relative; }

  .trust-row { grid-template-columns: repeat(3, 1fr); }
  .trust-row .trust-badge:nth-child(4), .trust-row .trust-badge:nth-child(5) { grid-column: span 1; }

  .why-choose .grid-2 { grid-template-columns: 1fr; gap: 30px; }
  .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; gap: 34px; }
  .price-card.featured { transform: none; order: -1; }
  .bonus-grid { grid-template-columns: 1fr; }
  .what-is .grid-2 { grid-template-columns: 1fr; gap: 30px; }
  .mech-grid { grid-template-columns: repeat(2, 1fr); }
  .ing-grid { grid-template-columns: repeat(2, 1fr); }
  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .timeline::before { display: none; }
  .reviews-grid { grid-template-columns: 1fr; }
  .guarantee .container { grid-template-columns: 1fr; text-align: center; gap: 26px; }
  .guarantee img { margin: 0 auto; }
  .contra-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .mobile-cta { display: block; }
  body { padding-bottom: 78px; }
}

/* ============ Responsive: 560px ============ */
@media (max-width: 560px) {
  .container { padding: 0 16px; }
  .section { padding: 44px 0; }
  h2 { font-size: 1.5rem; }
  .hero { padding: 32px 0 44px; }
  .hero h1 { font-size: 1.75rem; }
  .hero-image img { max-width: 280px; }
  .trust-row { grid-template-columns: repeat(2, 1fr); gap: 22px; }
  .pain-grid { grid-template-columns: 1fr; }
  .mech-grid { grid-template-columns: 1fr; }
  .ing-grid { grid-template-columns: 1fr; }
  .benefit-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .timeline { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .price-card img { width: 180px; height: 180px; }
  .price-card.featured img { width: 200px; height: 200px; }
  .price-tag { font-size: 2.5rem; }
  .sp-popup { max-width: calc(100vw - 32px); left: 16px; right: 16px; }
  .bonus-card { grid-template-columns: 90px 1fr; padding: 18px; }
  .bonus-card img { width: 90px; }
  .ai-answer { padding: 18px 20px; margin: 20px 0 26px; }
  .review-head { flex-wrap: wrap; }
}