/* ── 19. LANGUAGE CHOICE POPUP ─────────────────────────────── */
.lang-popup {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(9, 40, 42, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms ease;
}
.lang-popup.is-visible {
  opacity: 1;
  pointer-events: auto;
}
.lang-popup[aria-hidden="true"] { display: none; }

.lang-popup__card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 3rem) clamp(1.5rem, 5vw, 3rem);
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.lang-popup__logo {
  height: 56px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lang-popup__logo img { height: 56px; width: auto; object-fit: contain; }
.lang-popup__title {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
  line-height: 1.3;
}
.lang-popup__title-sep { color: var(--color-text-muted); margin: 0 0.3em; }
.lang-popup__sub { font-size: 0.92rem; color: var(--color-text-muted); margin-bottom: 2rem; }
.lang-popup__buttons { display: flex; flex-direction: column; gap: 0.875rem; }
.lang-popup__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.lang-popup__btn:hover  { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.lang-popup__btn:active { transform: none; }
.lang-popup__btn--mr { background: var(--color-primary); color: var(--color-white); font-size: 1.15rem; }
.lang-popup__btn--mr:hover { background: var(--color-primary-mid); }
.lang-popup__btn--en { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.lang-popup__btn--en:hover { background: var(--color-accent-soft); }

/* ── 20. LANGUAGE TOGGLE ────────────────────────────────────── */
.lang-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0 0.6rem;
  border: 1.5px solid rgba(255,255,255,0.35);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}
.lang-toggle:hover { border-color: var(--color-accent); background: rgba(42,168,176,0.12); }
.lang-toggle-mobile { font-size: 0.9rem; border: 1.5px solid rgba(255,255,255,0.4); color: var(--color-white); background: transparent; margin-top: 0.25rem; }
.lang-toggle-mobile:hover { background: rgba(255,255,255,0.08); }
@media (max-width: 360px) { .lang-toggle { display: none; } }

/* ── 21. TRUST STRIPS ──────────────────────────────────────── */
.trust-strip {
  text-align: center;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 1.25rem 0 0.25rem;
  margin-top: 0.25rem;
}
.trust-strip--dark { color: rgba(255,255,255,0.5); padding: 0 0 0.75rem; margin-top: 0; }

/* ── 22. HOW IT WORKS ──────────────────────────────────────── */
.section-how {
  background: var(--color-white);
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.how-steps {
  display: flex;
  align-items: flex-start;
  margin-top: var(--space-xl);
}
.how-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}
.how-step:hover { transform: translateY(-3px); border-color: var(--color-accent); box-shadow: var(--shadow-md); }
.how-step__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.how-step:nth-child(3) .how-step__num { background: var(--color-green-dark); }
.how-step:nth-child(5) .how-step__num { background: var(--color-primary-light); }
.how-step:nth-child(7) .how-step__num { background: var(--color-green); }
.how-step__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}
.how-step__desc { font-size: 0.88rem; color: var(--color-text-mid); line-height: 1.6; }
.how-connector {
  flex: 0 0 auto;
  width: 40px;
  height: 2px;
  background: var(--color-border);
  margin-top: 28px;
  position: relative;
}
.how-connector::after {
  content: '';
  position: absolute;
  right: -5px;
  top: -4px;
  border: 5px solid transparent;
  border-left-color: var(--color-border);
}
@media (max-width: 767px) {
  .how-steps { flex-direction: column; }
  .how-step {
    flex-direction: row;
    text-align: left;
    align-items: flex-start;
    padding: 0 0 var(--space-lg) 0;
  }
  .how-step__num { margin-bottom: 0; margin-right: var(--space-md); }
  .how-connector {
    width: 2px;
    height: 24px;
    margin-top: 0;
    margin-left: 27px;
    margin-bottom: 0;
  }
  .how-connector::after {
    right: auto;
    left: -4px;
    top: auto;
    bottom: -5px;
    border: 5px solid transparent;
    border-top-color: var(--color-border);
    border-left-color: transparent;
  }
}

/* ── 23. FAQ SECTION ────────────────────────────────────────── */
.section-faq { background: var(--color-off-white); padding: var(--space-2xl) 0; }
.faq-list {
  max-width: 760px;
  margin: var(--space-xl) auto 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  min-height: 56px;
  transition: background var(--transition-fast);
}
.faq-question:hover { background: var(--color-accent-soft); }
.faq-question__text {
  font-family: var(--font-heading);
  font-size: 0.97rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.4;
  flex: 1;
}
.faq-question__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-primary-light);
  transition: transform var(--transition-base);
}
.faq-question[aria-expanded="true"] .faq-question__icon { transform: rotate(180deg); }
.faq-answer { padding: 0 1.25rem 1.1rem; }
.faq-answer[hidden] { display: none; }
.faq-answer p { font-size: 0.92rem; color: var(--color-text-mid); line-height: 1.7; margin: 0; }
.faq-question:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ── 24. MAP IFRAME ─────────────────────────────────────────── */
.contact-map__label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.6rem;
}
.map-iframe-wrap {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 0.75rem;
  line-height: 0;
}
.map-iframe-wrap iframe { display: block; width: 100%; height: 300px; border: 0; }
.map-directions-btn { justify-content: center; }

/* ── 25. MOBILE TAP TARGETS ─────────────────────────────────── */
.btn     { min-height: 48px; }
.btn-icon { min-height: 44px; min-width: 44px; }

@media (max-width: 767px) {
  .mobile-nav__link {
    min-height: 52px;
    display: flex;
    align-items: center;
    font-size: 1.1rem;
    padding: 0 1.25rem;
  }
  .tests-grid { gap: 1.25rem; }
  .test-card__body { padding: 1rem; }
  .test-card__footer { min-height: 44px; padding-top: 0.75rem; }
  .test-card__cta { min-height: 40px; display: flex; align-items: center; gap: 4px; }
  .faq-question { min-height: 60px; }
  .contact-action-row { flex-direction: column; gap: 0.75rem; }
  .contact-action-row .btn { width: 100%; justify-content: center; }
  .hero-ctas { flex-direction: column; gap: 0.75rem; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .carousel-btn { width: 44px; height: 44px; }
}

/* ── 26. PRINT + REDUCED MOTION (update) ────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .lang-popup, .lang-popup__btn, .faq-question__icon { transition: none; }
}