/* =========================================
   Mobile & iOS Safari Fixes
   ======================================== */

/* Safe area insets for notch/dynamic island */
.header {
  padding-inline: max(var(--container-pad), env(safe-area-inset-left))
                  max(var(--container-pad), env(safe-area-inset-right));
}

.footer {
  padding-bottom: calc(1.5rem + env(safe-area-inset-bottom));
}

/* Fix 100vh on iOS (address bar reflow) */
.hero {
  min-height: 100svh;
}

@supports not (min-height: 100svh) {
  .hero {
    min-height: -webkit-fill-available;
  }
}

/* Prevent iOS auto-zoom on input focus (font-size >= 16px) */
.form__input {
  font-size: max(16px, var(--size-base));
}

/* iOS Safari scroll momentum */
.nav--mobile {
  -webkit-overflow-scrolling: touch;
  overflow-y: auto;
  max-height: calc(100dvh - var(--header-h));
}

/* Tap highlight suppression */
a,
button,
[role="button"] {
  -webkit-tap-highlight-color: transparent;
}

/* ── Tablet (768–1023px) ── */
@media (min-width: 768px) and (max-width: 1023px) {
  :root {
    --header-h: 72px;
  }

  .hero__title {
    font-size: clamp(2rem, 5.5vw, 3rem);
  }

  .about__grid {
    grid-template-columns: 1fr;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .advantages__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact__inner {
    grid-template-columns: 1fr;
  }

  .prozorro__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── Mobile: form submit button (avoid text overflow) ── */
@media (max-width: 767px) {
  .form__submit {
    font-size: clamp(0.75rem, 3.5vw, .9rem);
    white-space: normal;
    padding-block: .75rem;
    line-height: 1.3;
  }

  .header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative; /* For absolute positioning of logo */
  }

  .header__burger {
    order: 1;
    z-index: 10;
  }

  .header__logo {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
    z-index: 5;
  }

  .header__actions {
    order: 3;
    z-index: 10;
  }

  .header__actions .btn--gold.btn--sm {
    display: none; /* Hide the original header button on mobile */
  }

  .mobile-call-btn {
    display: flex; /* Show FAB on mobile */
    position: fixed;
    bottom: 1.5rem;
    left: 1.5rem;
    z-index: 999;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-accent);
    color: #fff;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    -webkit-tap-highlight-color: transparent;
  }
}

/* ── Header call button on narrow mobile (e.g. 375px): smaller, shift left ── */
@media (max-width: 480px) {
  .header__actions .btn--gold.btn--sm {
    padding-inline: calc(1.25rem - 0.3125rem);
    margin-inline-end: 0.5rem;
    font-size: 0.75rem;
    width: 120px; /* Зменшуємо ширину кнопки */
  }
}

/* ── Small mobile (< 375px) ── */
@media (max-width: 374px) {
  :root {
    --container-pad: .875rem;
  }

  .hero__title {
    font-size: 1.75rem;
  }

  .btn {
    padding: .75rem 1.25rem;
    font-size: .9rem;
  }

  .stats__grid {
    grid-template-columns: 1fr;
  }
}

/* ── Landscape on small phones ── */
@media (max-height: 480px) and (orientation: landscape) {
  .hero__inner {
    padding-block: 3rem 2rem;
  }

  .hero__scroll {
    display: none;
  }
}

/* ── Focus-visible outlines for keyboard nav ── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
[role="tab"]:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ── Reduced motion preference ── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}