/* ==========================================================================
   HYGI Air — Responsive overrides
   Breakpoints:
     1200px  small desktops / large tablets landscape
     1024px  tablets landscape
     860px   tablets portrait (mobile-menu cutover)
     640px   large phones
     480px   small/medium phones
     380px   very small phones
   ========================================================================== */

/* ----- Small desktops ----- */
@media (max-width: 1200px) {
  :root {
    --shell-pad: clamp(20px, 4vw, 32px);
  }

  .nav {
    gap: 32px;
  }
  .why {
    gap: 50px;
  }
  .footer__grid {
    gap: 32px;
  }
}

/* ----- Large tablets & small desktops ----- */
@media (max-width: 1024px) {
  .grid--4 {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .steps::before {
    display: none;
  }

  /* allow long titles to wrap below desktop to avoid horizontal overflow */
  .section__title {
    white-space: normal;
  }

  .why {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  .why__media {
    order: 2;
    min-height: auto;
    max-width: 560px;
    margin: 0 auto;
    width: 100%;
  }
  .why__media-stat {
    left: 0;
    bottom: -20px;
  }
  .why__media-badge {
    top: 16px;
    right: 16px;
    padding: 10px 14px 10px 10px;
  }

  .contact {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .footer__brand {
    grid-column: 1 / -1;
  }
}

/* ----- Tablets (mobile menu kicks in) ----- */
@media (max-width: 860px) {
  :root {
    --header-h: 64px;
  }

  .section {
    padding: clamp(48px, 8vw, 64px) 0;
  }
  .section__head {
    margin-bottom: 40px;
  }

  /* ----- Header / Nav ----- */
  .nav {
    display: none;
  }
  .header__cta {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }

  /* Make hamburger always readable over hero */
  .site-header:not(.is-scrolled) .nav-toggle span {
    background: #fff;
  }

  .nav.is-open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    padding: 6px var(--shell-pad) 14px;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .nav.is-open a {
    width: 100%;
    padding: 14px 4px;
    border-bottom: 1px solid var(--line);
    font-size: 16px;
    color: var(--slate-700);
    text-shadow: none;
  }
  .nav.is-open a:last-child {
    border-bottom: 0;
  }
  .nav.is-open a::after {
    display: none;
  }
  .nav.is-open a:hover {
    color: var(--green-700);
  }

  /* ----- Hero ----- */
  .hero {
    min-height: 100vh;
    min-height: 100svh;
    height: auto;
    padding-top: calc(var(--header-h) + 40px);
    padding-bottom: 52px;
  }
  .hero__content {
    max-width: 100%;
  }
  .hero__title {
    margin: 18px 0 14px;
  }
  .hero__lead {
    font-size: 16.5px;
    margin-bottom: 28px;
  }
  .hero__pills li {
    font-size: 13.5px;
    padding: 9px 14px;
  }

  .hero__arrow {
    width: 40px;
    height: 40px;
    opacity: 1;
  }
  .hero__arrow svg {
    width: 18px;
    height: 18px;
  }
  .hero__arrow--prev {
    left: 10px;
  }
  .hero__arrow--next {
    right: 10px;
  }

  .hero__dots {
    bottom: 28px;
    right: 50%;
    transform: translateX(50%);
    padding: 7px 12px;
  }
  .hero__veil {
    background: linear-gradient(
      180deg,
      rgba(11, 18, 32, 0.55) 0%,
      rgba(11, 18, 32, 0.55) 60%,
      rgba(11, 18, 32, 0.78) 100%
    );
  }

  /* ----- Trust ----- */
  .trust__inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px 20px;
  }
  .trust__item + .trust__item::before {
    display: none;
  }

  /* ----- Features ----- */
  .features {
    gap: 20px;
  }
  .feature {
    padding: 28px 24px 26px;
  }

  /* ----- Steps ----- */
  .step {
    padding: 24px 22px;
  }

  /* ----- Why / About ----- */
  .why__media-card {
    max-width: 100%;
  }
  .why__cta {
    gap: 12px;
  }

  /* ----- CTA Banner ----- */
  .cta-banner {
    padding: 48px 0;
  }
  .cta-banner__inner {
    gap: 24px;
  }
  .cta-banner h2 {
    font-size: clamp(22px, 4.5vw, 28px);
  }

  /* ----- Contact ----- */
  .contact__form {
    padding: 26px 22px;
  }
  .info-card {
    padding: 16px 18px;
  }

  /* ----- Footer ----- */
  .site-footer {
    padding-top: 56px;
  }
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px 40px;
    padding-bottom: 40px;
  }
  .footer__brand {
    grid-column: 1 / -1;
  }
  .footer__brand p {
    max-width: none;
  }
  .footer__news {
    grid-column: 1 / -1;
  }
  .newsletter,
  .footer__news p {
    max-width: 440px;
  }
  .footer__trust {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px 8px;
  }
  .ftrust:nth-child(odd)::before {
    display: none;
  }
}

/* ----- Large phones ----- */
@media (max-width: 640px) {
  .grid--4 {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .grid--3 {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .steps {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .section {
    padding: 56px 0;
  }
  .section__head {
    margin-bottom: 36px;
  }
  .section__title {
    font-size: clamp(24px, 7vw, 32px);
  }
  .section__sub {
    font-size: 15.5px;
  }

  /* ----- Hero ----- */
  .hero {
    min-height: 100vh;
    min-height: 100svh;
    padding-top: calc(var(--header-h) + 40px);
    padding-bottom: 52px;
  }
  .hero__title {
    font-size: clamp(28px, 9vw, 38px);
    margin: 16px 0 12px;
  }
  .hero__lead {
    font-size: 15.5px;
    line-height: 1.55;
    margin-bottom: 24px;
  }
  .hero__pills {
    gap: 8px;
  }
  .hero__pills li {
    font-size: 12.5px;
    padding: 8px 12px;
  }

  /* Hide side arrows on small phones — dots are enough */
  .hero__arrow {
    display: none;
  }
  .hero__dots {
    bottom: 22px;
    padding: 6px 10px;
    gap: 8px;
  }
  .hero__dot {
    width: 22px;
    height: 5px;
  }
  .hero__dot.is-active {
    width: 34px;
  }

  /* ----- Buttons ----- */
  .btn {
    padding: 13px 22px;
    font-size: 14.5px;
  }
  .why__cta {
    flex-direction: column;
    align-items: stretch;
  }
  .why__cta .btn {
    width: 100%;
  }

  /* ----- Features ----- */
  .features {
    gap: 16px;
  }
  .feature {
    padding: 26px 22px 22px;
    border-radius: var(--radius-lg);
  }
  .feature::before {
    height: 3px;
  }
  .feature::after {
    top: -40px;
    right: -40px;
    width: 140px;
    height: 140px;
    opacity: 1;
    transform: scale(1);
  }
  .feature__icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    margin-bottom: 16px;
    box-shadow: 0 10px 22px -10px rgba(22, 163, 74, 0.5);
  }
  .feature__icon svg {
    width: 24px;
    height: 24px;
  }
  .feature h3 {
    font-size: 18px;
    margin-bottom: 8px;
  }
  .feature p {
    font-size: 14.5px;
    line-height: 1.6;
  }
  /* On touch devices, show the top gradient bar without needing hover */
  .feature::before {
    transform: scaleX(1);
  }

  /* ----- Steps ----- */
  .step {
    padding: 22px 20px;
  }
  .step__num {
    width: 46px;
    height: 46px;
    font-size: 16px;
    border-radius: 12px;
    margin-bottom: 14px;
  }

  /* ----- Solutions ----- */
  .solution {
    padding: 12px 8px;
  }
  .solution__ico {
    width: 46px;
    height: 46px;
    border-radius: 12px;
  }
  .solution__ico svg {
    width: 22px;
    height: 22px;
  }

  /* ----- Why ----- */
  .why {
    gap: 36px;
  }
  .why__media {
    max-width: 100%;
  }
  .why__media-img {
    border-radius: var(--radius-lg);
  }
  .why__media-card {
    border-radius: var(--radius-lg);
  }
  .why__media-badge {
    top: 12px;
    right: 12px;
    padding: 8px 12px 8px 8px;
    gap: 10px;
  }
  .why__media-badge-ico {
    width: 30px;
    height: 30px;
  }
  .why__media-badge-ico svg {
    width: 16px;
    height: 16px;
  }
  .why__media-badge strong {
    font-size: 13px;
  }
  .why__media-badge span {
    font-size: 11px;
  }
  .why__media-stat {
    left: 12px;
    bottom: -18px;
    padding: 14px 18px;
    min-width: 138px;
  }
  .why__media-stat-num {
    font-size: 28px;
  }
  .why__media-stat-num small {
    font-size: 18px;
  }
  .why__media-stat-lbl {
    font-size: 12px;
  }

  /* ----- CTA Banner ----- */
  .cta-banner {
    padding: 44px 0;
  }
  .cta-banner__inner {
    text-align: center;
    justify-content: center;
    gap: 18px;
  }
  .cta-banner__inner > div {
    width: 100%;
  }
  .cta-banner h2 {
    font-size: clamp(22px, 6vw, 26px);
  }
  .cta-banner p {
    font-size: 15px;
  }
  .cta-banner .btn {
    width: 100%;
  }

  /* ----- Contact ----- */
  .contact {
    gap: 24px;
  }
  .contact__form {
    padding: 22px 18px;
    border-radius: var(--radius-lg);
  }
  .field input,
  .field select,
  .field textarea {
    padding: 12px 13px;
    font-size: 15px;
  }
  .field-row {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .info-card {
    grid-template-columns: 44px 1fr;
    gap: 12px;
    padding: 14px 16px;
  }
  .info-card__ico {
    width: 44px;
    height: 44px;
    border-radius: 12px;
  }
  .info-card__ico svg {
    width: 20px;
    height: 20px;
  }
  .info-card strong {
    font-size: 14.5px;
  }
  .map iframe {
    height: 200px;
  }

  /* ----- Footer ----- */
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px 20px;
    padding-bottom: 0;
  }
  .footer__brand,
  .footer__news {
    grid-column: 1 / -1;
  }
  .newsletter,
  .footer__news p {
    max-width: none;
  }
  /* Show the trust cards above the newsletter on phones. */
  .footer__trust {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 24px 20px;
    order: 1;
  }
  .footer__news {
    order: 2;
  }
  /* Centered, tightly-spaced Follow Us block on phones. */
  .footer__news h5.footer__follow {
    text-align: center;
    margin: 24px 0 16px;
  }
  .footer__news h5.footer__follow::after {
    left: 50%;
    transform: translateX(-50%);
  }
  .socials {
    justify-content: center;
  }
  .ftrust {
    padding: 0;
  }
  /* Show only the first two assurance cards on phones. */
  .ftrust:nth-child(n + 3) {
    display: none;
  }
  .ftrust + .ftrust::before {
    display: none;
  }
  .footer__base {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
    margin-top: 28px;
    padding-top: 22px;
  }
  .footer__legal {
    justify-content: center;
  }

  /* ----- To top ----- */
  .to-top {
    right: 14px;
    bottom: 14px;
    width: 42px;
    height: 42px;
  }
  .to-top svg {
    width: 18px;
    height: 18px;
  }
}

/* ----- Small phones ----- */
@media (max-width: 480px) {
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .shell {
    padding-left: 18px;
    padding-right: 18px;
  }

  .brand__logo {
    height: 32px;
  }
  .nav-toggle {
    width: 38px;
    height: 38px;
  }

  .hero {
    padding-bottom: 44px;
  }
  .hero__title {
    font-size: clamp(26px, 8.5vw, 34px);
  }
  .hero__lead {
    font-size: 15px;
  }
  .hero__pills li {
    font-size: 12px;
    padding: 7px 12px;
  }

  .section__title {
    font-size: clamp(22px, 6.5vw, 28px);
  }

  .feature h3,
  .step h3 {
    font-size: 17px;
  }
  .solution h4 {
    font-size: 15.5px;
  }

  .contact__form {
    padding: 20px 16px;
  }
  .info-card strong {
    font-size: 14px;
    word-break: break-word;
  }
}

/* ----- Very small phones ----- */
@media (max-width: 380px) {
  .btn {
    padding: 12px 18px;
    font-size: 14px;
  }
  .hero__pills li {
    font-size: 11.5px;
    padding: 6px 10px;
  }
  .hero__dot {
    width: 18px;
  }
  .hero__dot.is-active {
    width: 28px;
  }
  .why__media-badge span {
    display: none;
  }
}

/* ----- Short landscape phones ----- */
@media (max-height: 520px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    height: auto;
    padding-top: calc(var(--header-h) + 30px);
    padding-bottom: 80px;
  }
  .hero__title {
    font-size: clamp(24px, 5vw, 34px);
    margin: 12px 0 10px;
  }
  .hero__lead {
    margin-bottom: 18px;
  }
  .hero__dots {
    bottom: 16px;
  }
}

/* ----- Touch devices: keep hero arrows visible without hover ----- */
@media (hover: none) {
  .hero__arrow {
    opacity: 1;
  }
}

/* ----- Reduced motion ----- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}