/**
 * FAQ /faq — контент в оболочке v2 (normalize_source_shell).
 * Блок: .denta-faq-page (BEM-префикс denta-faq-page__* для новых элементов).
 */

.denta-faq-page {
  --df-ink: var(--ink, #0b2545);
  --df-ink-soft: var(--ink-soft, #2c4767);
  --df-gray: var(--gray, #5a6e8a);
  --df-gray-bg: var(--gray-light, #e8eef5);
  --df-mint: var(--mint, #3ecfb2);
  --df-mint-deep: var(--mint-deep, #1fb294);
  --df-mint-soft: var(--mint-soft, #d8f5ed);
  --df-coral: var(--coral, #ff7a6b);
  --df-white: var(--white, #fff);
  --df-cream: var(--cream, #fff8ee);
  --df-accent: var(--mint-deep);
  --df-radius-lg: var(--r-lg, 36px);
  --df-radius-md: var(--r-md, 24px);
  --df-shadow: var(--shadow-md, 0 20px 48px rgba(11, 37, 69, 0.1));
  --df-ease: var(--ease, cubic-bezier(0.2, 0.7, 0.2, 1));
  font-family: var(--font-body, "Manrope", system-ui, sans-serif);
  color: var(--df-ink);
  background: var(--df-cream);
}

.denta-faq-page *,
.denta-faq-page *::before,
.denta-faq-page *::after {
  box-sizing: border-box;
}

@keyframes denta-faq-pulse-dot {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(62, 207, 178, 0.55);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(62, 207, 178, 0);
  }
}

@keyframes denta-faq-slide-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.denta-faq-page .animate-fadeup {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s var(--df-ease), transform 0.55s var(--df-ease);
}

.denta-faq-page .animate-fadeup.visible {
  opacity: 1;
  transform: translateY(0);
}

.denta-faq-page section.hero.hero-faq {
  background:
    radial-gradient(ellipse 72% 52% at 88% 12%, var(--df-mint-soft) 0%, transparent 56%),
    radial-gradient(ellipse 58% 48% at 10% 88%, rgba(255, 122, 107, 0.14) 0%, transparent 55%),
    var(--df-cream);
  position: relative;
  overflow: hidden;
  padding: clamp(48px, 8vw, 80px) 0 clamp(40px, 6vw, 56px);
}

.denta-faq-page section.hero.hero-faq::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 45% 38% at 94% 6%, rgba(255, 255, 255, 0.75) 0%, transparent 50%),
    radial-gradient(ellipse 38% 32% at 4% 94%, rgba(255, 255, 255, 0.5) 0%, transparent 48%);
  pointer-events: none;
  opacity: 0.85;
}

.denta-faq-page .hero-faq-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.denta-faq-page .hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--df-white);
  border: 1px solid rgba(11, 37, 69, 0.06);
  box-shadow: var(--shadow-sm, 0 8px 24px rgba(11, 37, 69, 0.06));
  color: var(--df-ink);
  padding: 8px 16px 8px 8px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.denta-faq-page .hero-badge-ico {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--df-mint);
  color: var(--df-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 0;
}

.denta-faq-page .hero-badge-ico svg {
  display: block;
}

.denta-faq-page .hero-title {
  font-family: var(--font-head, "Unbounded", system-ui, sans-serif);
  font-size: clamp(26px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.12;
  color: var(--df-ink);
  margin-bottom: 16px;
}

.denta-faq-page .hero-title .accent {
  color: var(--df-mint-deep);
  font-style: italic;
  font-weight: 700;
}

.denta-faq-page .hero-desc {
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.7;
  color: var(--df-ink-soft);
  margin-bottom: 28px;
  max-width: 640px;
}

.denta-faq-page .hero-desc--links {
  margin-top: 12px;
  font-size: 16px;
  margin-bottom: 24px;
}

.denta-faq-page .hero-inline-link {
  color: var(--df-mint-deep);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.denta-faq-page .hero-inline-link:hover {
  color: var(--df-coral);
}

.denta-faq-page .hero-stats {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 28px);
  flex-wrap: wrap;
  padding-top: 8px;
  border-top: 1px dashed rgba(11, 37, 69, 0.15);
}

.denta-faq-page .hstat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.denta-faq-page .hstat-num {
  font-family: var(--font-head, "Unbounded", system-ui, sans-serif);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 800;
  color: var(--df-ink);
}

.denta-faq-page .hstat-label {
  font-size: 12px;
  color: var(--df-gray);
  font-weight: 600;
}

.denta-faq-page .hstat-div {
  width: 1px;
  height: 40px;
  background: rgba(11, 37, 69, 0.12);
}

.denta-faq-page .cat-tabs-section {
  background: var(--df-white);
  border-bottom: 1px solid var(--df-gray-bg);
  box-shadow: 0 4px 20px rgba(11, 37, 69, 0.04);
}

/* Спейсер компенсирует высоту бара, когда он становится fixed — чтобы контент не «прыгал». */
.denta-faq-page .cat-tabs-spacer {
  display: none;
}

/* Десктоп: бар закрепляется ровно под основной шапкой через JS (см. инициализацию в denta-faq-landing.html). */
@media (min-width: 992px) {
  .denta-faq-page .cat-tabs-section.is-pinned {
    position: fixed;
    top: var(--header-offset, 76px);
    left: 0;
    right: 0;
    z-index: 70;
  }
  .denta-faq-page .cat-tabs-spacer.is-active {
    display: block;
  }
}

.denta-faq-page .cat-tabs {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 24px);
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.denta-faq-page .cat-tabs::-webkit-scrollbar {
  display: none;
}

.denta-faq-page .cat-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  color: var(--df-gray);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.25s var(--df-ease), border-color 0.25s var(--df-ease);
}

.denta-faq-page .cat-tab:hover {
  color: var(--df-mint-deep);
}

.denta-faq-page .cat-tab.active {
  color: var(--df-ink);
  border-bottom-color: var(--df-mint-deep);
}

.denta-faq-page .cat-tab-icon {
  font-size: 17px;
  line-height: 1;
}

.denta-faq-page .faq-main {
  padding: clamp(40px, 6vw, 64px) 0;
}

.denta-faq-page .faq-layout {
  display: grid;
  grid-template-columns: 1fr min(300px, 32%);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.denta-faq-page .faq-categories {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 5vw, 64px);
}

.denta-faq-page .faq-category {
  scroll-margin-top: calc(var(--header-offset, 76px) + 12px);
  padding-top: clamp(8px, 1vw, 16px);
}

.denta-faq-page .faq-category + .faq-category {
  border-top: 1px dashed rgba(11, 37, 69, 0.12);
  padding-top: clamp(28px, 3.5vw, 44px);
}

@media (min-width: 992px) {
  .denta-faq-page .faq-category {
    /* шапка + высота ряда .cat-tabs (~52px) */
    scroll-margin-top: calc(var(--header-offset, 76px) + 52px);
  }
}

.denta-faq-page .faq-cat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.denta-faq-page .faq-cat-icon {
  font-size: 28px;
  line-height: 1;
}

.denta-faq-page .faq-cat-title {
  font-family: var(--font-head, "Unbounded", system-ui, sans-serif);
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 800;
  color: var(--df-ink);
}

.denta-faq-page .faq-cat-count {
  background: var(--df-gray-bg);
  color: var(--df-gray);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  margin-left: auto;
}

.denta-faq-page .faq-list {
  border-top: 2px solid var(--df-gray-bg);
  background: var(--df-white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(11, 37, 69, 0.06);
}

.denta-faq-page .faq-item {
  border-bottom: 1px solid var(--df-gray-bg);
}

.denta-faq-page .faq-item:last-child {
  border-bottom: none;
}

.denta-faq-page .faq-question {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px clamp(16px, 4vw, 24px);
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  color: var(--df-ink);
  text-align: left;
  transition: color 0.2s var(--df-ease);
}

.denta-faq-page .faq-question:hover {
  color: var(--df-mint-deep);
}

.denta-faq-page .faq-chevron {
  font-size: 10px;
  transition: transform 0.3s var(--df-ease);
  flex-shrink: 0;
  color: var(--df-mint-deep);
}

.denta-faq-page .faq-question[aria-expanded="true"] .faq-chevron {
  transform: rotate(180deg);
}

.denta-faq-page .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s var(--df-ease);
}

.denta-faq-page .faq-answer.open {
  max-height: 800px;
}

.denta-faq-page .faq-answer p {
  margin: 0;
  padding: 6px clamp(16px, 4vw, 24px) 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--df-gray);
}

.denta-faq-page .faq-answer p + p {
  margin-top: 0;
  padding-top: 0;
}

.denta-faq-page .faq-answer ul {
  margin: 0;
  padding: 0 clamp(16px, 4vw, 24px) 22px;
  padding-left: calc(clamp(16px, 4vw, 24px) + 18px);
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: disc;
}

.denta-faq-page .faq-answer ul li {
  font-size: 15px;
  line-height: 1.6;
  color: var(--df-gray);
}

.denta-faq-page .faq-answer strong {
  color: var(--df-ink);
}

.denta-faq-page .faq-answer a {
  color: var(--df-mint-deep);
  font-weight: 600;
}

.denta-faq-page .faq-sidebar {
  position: sticky;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.denta-faq-page .sidebar-card {
  background: var(--df-white);
  border-radius: var(--df-radius-md);
  padding: 22px;
  box-shadow: var(--df-shadow);
  border: 1px solid rgba(11, 37, 69, 0.06);
}

.denta-faq-page .sidebar-card-title {
  font-family: var(--font-head, "Unbounded", system-ui, sans-serif);
  font-size: 13px;
  font-weight: 700;
  color: var(--df-ink);
  margin-bottom: 14px;
}

.denta-faq-page .faq-contact-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  margin-bottom: 12px;
  border-radius: var(--r-sm, 14px);
  background: var(--df-mint-soft);
  border: 1px solid rgba(62, 207, 178, 0.28);
  text-decoration: none;
  color: var(--df-ink);
  transition: background 0.2s var(--df-ease), border-color 0.2s var(--df-ease), transform 0.2s var(--df-ease);
}

.denta-faq-page .faq-contact-row:hover {
  background: rgba(62, 207, 178, 0.28);
  border-color: rgba(62, 207, 178, 0.45);
}

.denta-faq-page .faq-contact-row__ico {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--df-white);
  color: var(--df-mint-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(11, 37, 69, 0.08);
}

.denta-faq-page .faq-contact-row__text {
  font-family: var(--font-head, "Unbounded", system-ui, sans-serif);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.25;
}

.denta-faq-page .faq-sidebar-cta {
  width: 100%;
  justify-content: center;
  margin-bottom: 8px;
}

.denta-faq-page .sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.denta-faq-page .sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--r-sm, 14px);
  font-size: 14px;
  color: var(--df-gray);
  text-decoration: none;
  transition: background 0.2s var(--df-ease), color 0.2s var(--df-ease);
}

.denta-faq-page .sidebar-nav a:hover {
  background: var(--df-gray-bg);
  color: var(--df-mint-deep);
}

.denta-faq-page .sidebar-nav a.active {
  background: var(--df-mint-soft);
  color: var(--df-ink-soft);
  font-weight: 700;
}

.denta-faq-page .sidebar-nav-icon {
  font-size: 17px;
  line-height: 1;
}

.denta-faq-page .sidebar-stat {
  margin-bottom: 10px;
}

.denta-faq-page .sidebar-stat-num {
  font-family: var(--font-head, "Unbounded", system-ui, sans-serif);
  font-size: 26px;
  font-weight: 800;
  color: var(--df-mint-deep);
}

.denta-faq-page .sidebar-stat-label {
  font-size: 13px;
  color: var(--df-gray);
}

.denta-faq-page hr.sidebar-sep {
  border: none;
  border-top: 1px solid var(--df-gray-bg);
  margin: 12px 0;
}

.denta-faq-page .cta-section {
  background: linear-gradient(135deg, var(--df-mint-deep) 0%, var(--df-mint) 40%, #2a9d82 88%, var(--df-coral) 100%);
  padding: clamp(56px, 8vw, 88px) 0;
  position: relative;
  overflow: hidden;
}

.denta-faq-page .cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 35% 60%, rgba(255, 255, 255, 0.1) 0%, transparent 55%);
  pointer-events: none;
}

.denta-faq-page .cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.denta-faq-page .cta-tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.38);
  color: var(--df-white);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 7px 18px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.denta-faq-page .cta-title {
  font-family: var(--font-head, "Unbounded", system-ui, sans-serif);
  font-size: clamp(22px, 3vw, 38px);
  font-weight: 800;
  color: var(--df-white);
  margin-bottom: 14px;
  line-height: 1.2;
}

.denta-faq-page .cta-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.65;
  margin-bottom: 28px;
}

.denta-faq-page .cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.denta-faq-page .cta-promise {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 4vw, 28px);
  flex-wrap: wrap;
}

.denta-faq-page .cta-promise-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
}

.denta-faq-page .license-bar {
  background: var(--df-ink);
  padding: 22px 0;
}

.denta-faq-page .license-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 24px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(20px, 4vw, 40px);
  flex-wrap: wrap;
}

.denta-faq-page .license-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.denta-faq-page .license-item-icon {
  font-size: 22px;
  line-height: 1;
}

.denta-faq-page .license-item-title {
  font-family: var(--font-head, "Unbounded", system-ui, sans-serif);
  font-size: 11px;
  font-weight: 700;
  color: var(--df-white);
}

.denta-faq-page .license-item-sub {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.55);
}

/* Кнопки внутри FAQ-блока */
.denta-faq-page .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-weight: 700;
  border-radius: 999px;
  transition: transform 0.2s var(--df-ease), box-shadow 0.2s var(--df-ease), filter 0.2s;
  text-decoration: none;
}

.denta-faq-page .btn-primary {
  background: var(--df-coral);
  color: var(--df-white);
  padding: 14px 26px;
  font-size: 15px;
  box-shadow: var(--shadow-coral, 0 14px 32px rgba(240, 92, 77, 0.35));
}

.denta-faq-page .btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.denta-faq-page .btn-outline {
  background: transparent;
  color: var(--df-white);
  border: 2px solid rgba(255, 255, 255, 0.45);
  padding: 14px 26px;
  font-size: 15px;
}

.denta-faq-page .btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.denta-faq-page .btn-outline-light {
  background: rgba(255, 255, 255, 0.14);
  color: var(--df-white);
  border: 2px solid rgba(255, 255, 255, 0.48);
  padding: 16px 28px;
  font-size: 16px;
}

.denta-faq-page .btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.24);
  transform: translateY(-2px);
}

.denta-faq-page .cta-action-btn {
  font-size: 16px;
  padding: 16px 28px;
}

.denta-faq-page .btn-white {
  background: var(--df-white);
  color: var(--df-ink);
  padding: 16px 32px;
  font-size: 16px;
  box-shadow: var(--df-shadow);
}

.denta-faq-page .btn-white:hover {
  transform: translateY(-2px);
}

.denta-faq-page .btn-green {
  background: #25d366;
  color: var(--df-white);
  padding: 14px 24px;
  font-size: 14px;
}

.denta-faq-page .btn-green:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

@media (max-width: 1100px) {
  .denta-faq-page .faq-layout {
    grid-template-columns: 1fr;
  }

  .denta-faq-page .faq-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
  }
}

@media (max-width: 768px) {
  .denta-faq-page .faq-cat-count {
    margin-left: 0;
    width: 100%;
    margin-top: 4px;
  }

  .denta-faq-page .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .denta-faq-page .animate-fadeup {
    opacity: 1;
    transform: none;
    transition: none;
  }
}