/* ============================================================
   codx.solutions — Responsive Styles
   Breakpoints: 1200 / 1024 / 900 / 768 / 480 / 375
   ============================================================ */

/* ---- Base responsive helpers ---- */
img,
svg,
video,
iframe {
  max-width: 100%;
  height: auto;
}

/* ---- ≤1200px — large tablets / small desktops ---- */
@media (max-width: 1200px) {
  .navbar__nav {
    gap: var(--space-4);
  }

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

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

  .industries__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer__top {
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: var(--space-5);
  }

  .hero__inner {
    gap: var(--space-5);
  }
}

/* ---- ≤1024px — tablets / hamburger nav ---- */
@media (max-width: 1024px) {
  :root {
    --nav-h: 72px;
  }

  .navbar__nav,
  .navbar__cta {
    display: none;
  }

  .navbar__toggle {
    display: flex;
  }

  .navbar__inner {
    padding: 0 var(--space-4);
    padding-left: max(var(--space-4), env(safe-area-inset-left));
    padding-right: max(var(--space-4), env(safe-area-inset-right));
  }

  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-h) + var(--space-5));
    padding-bottom: var(--space-7);
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    text-align: left;
  }

  .hero__content {
    max-width: 100%;
  }

  .hero__text {
    max-width: 100%;
  }

  .hero__visual {
    min-height: 300px;
    order: -1;
  }

  .hero__svg {
    max-width: 400px;
    margin: 0 auto;
  }

  .trust__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
  }

  .journey__layout,
  .products__layout,
  .about__layout,
  .contact__layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .about__visual {
    max-width: 360px;
    width: 100%;
    margin: 0 auto;
  }

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

  /* Process: wrap steps cleanly on tablet */
  .process__timeline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5) var(--space-3);
  }

  .process__timeline::before {
    display: none;
  }

  .process__step {
    flex: none;
  }

  .process__step:nth-child(4),
  .process__step:nth-child(5) {
    grid-column: span 1;
  }

  .process__step-desc {
    max-width: none;
  }

  .industries__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .contact__detail-value {
    word-break: break-word;
  }

  .section {
    padding: var(--space-8) 0;
  }
}

/* ---- ≤900px — mid tablets ---- */
@media (max-width: 900px) {
  .process__timeline {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .trust__item:last-child {
    grid-column: 1 / -1;
    max-width: 220px;
    margin: 0 auto;
  }

  .product-card__title {
    font-size: clamp(1.5rem, 4vw, var(--fs-2xl));
  }
}

/* ---- ≤768px — phones (landscape) / small tablets ---- */
@media (max-width: 768px) {
  .section {
    padding: var(--space-7) 0;
  }

  .container {
    padding-left: max(var(--space-4), env(safe-area-inset-left));
    padding-right: max(var(--space-4), env(safe-area-inset-right));
  }

  .navbar__logo img {
    height: 140px;
    max-width: min(220px, 60vw);
  }

  .hero__title {
    font-size: clamp(1.85rem, 7.5vw, 2.5rem);
  }

  .hero__text {
    font-size: var(--fs-base);
  }

  .hero__visual {
    min-height: 240px;
  }

  .hero__actions {
    gap: var(--space-3);
  }

  .trust {
    padding: var(--space-6) 0;
  }

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

  .services__grid,
  .solutions__grid,
  .why__grid {
    grid-template-columns: 1fr;
  }

  /* Vertical process timeline — must reset display from tablet grid */
  .process__timeline {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-left: var(--space-2);
  }

  .process__timeline::before {
    display: block;
    top: 28px;
    bottom: 28px;
    left: 27px;
    right: auto;
    width: 2px;
    height: auto;
    background: linear-gradient(to bottom, var(--primary), var(--cyan));
  }

  .process__step {
    flex: none;
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    text-align: left;
    padding: 0 0 var(--space-5);
  }

  .process__dot {
    margin: 0;
    flex-shrink: 0;
  }

  .process__step-desc {
    max-width: none;
    margin: 0;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .footer__top {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .footer__brand {
    grid-column: auto;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }

  .footer__legal {
    flex-wrap: wrap;
    justify-content: center;
  }

  .contact__form-wrap {
    padding: var(--space-5);
  }

  .cta-banner {
    padding: var(--space-7) 0;
  }

  .cta-banner__title {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .cta-banner__actions {
    justify-content: stretch;
  }

  .page-hero {
    padding: calc(var(--nav-h) + var(--space-6)) 0 var(--space-5);
  }

  .page-content {
    padding: var(--space-6) 0;
  }

  .btn--lg {
    padding: 0.9rem 1.5rem;
  }

  .mobile-menu {
    padding: calc(var(--nav-h) + var(--space-4)) var(--space-5) var(--space-6);
    padding-bottom: max(var(--space-6), env(safe-area-inset-bottom));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* ---- ≤480px — phones ---- */
@media (max-width: 480px) {
  :root {
    --nav-h: 64px;
    --space-7: 2.5rem;
    --space-8: 3rem;
    --space-9: 4rem;
  }

  .navbar__inner {
    padding: 0 var(--space-3);
    padding-left: max(var(--space-3), env(safe-area-inset-left));
    padding-right: max(var(--space-3), env(safe-area-inset-right));
  }

  .navbar__logo img {
    height: 44px;
    max-width: min(180px, 62vw);
  }

  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .cta-banner__actions {
    flex-direction: column;
    width: 100%;
  }

  .cta-banner__actions .btn {
    width: 100%;
  }

  .trust__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
  }

  .trust__item {
    padding: var(--space-3);
  }

  .trust__label {
    font-size: var(--fs-xs);
  }

  .industries__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
  }

  .industry-card {
    padding: var(--space-4) var(--space-2);
  }

  .journey__step {
    padding: var(--space-3) var(--space-4);
  }

  .product-card {
    padding: var(--space-5);
  }

  .section__header {
    margin-bottom: var(--space-5);
  }

  .section__subtitle {
    font-size: var(--fs-base);
  }

  .back-to-top {
    bottom: max(16px, env(safe-area-inset-bottom));
    right: max(16px, env(safe-area-inset-right));
    width: 40px;
    height: 40px;
  }

  .whatsapp-float {
    bottom: max(16px, env(safe-area-inset-bottom));
    left: max(16px, env(safe-area-inset-left));
    width: 48px;
    height: 48px;
  }

  .whatsapp-float svg {
    width: 24px;
    height: 24px;
  }

  .mobile-menu__link {
    font-size: var(--fs-lg);
  }

  .mobile-menu__cta {
    width: min(100%, 280px);
  }

  .contact__form-wrap {
    padding: var(--space-4);
  }

  .footer__brand img {
    height: 32px;
  }
}

/* ---- ≤375px — small phones ---- */
@media (max-width: 375px) {
  .container {
    padding-left: max(var(--space-3), env(safe-area-inset-left));
    padding-right: max(var(--space-3), env(safe-area-inset-right));
  }

  .hero__title {
    font-size: 1.7rem;
  }

  .hero__eyebrow {
    font-size: 0.7rem;
  }

  .service-card,
  .why-card,
  .solution-card {
    padding: var(--space-4);
  }

  .section__title {
    font-size: 1.45rem;
  }

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

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

  .trust__item:last-child {
    max-width: none;
  }

  .process__step {
    gap: var(--space-3);
  }

  .process__dot {
    width: 48px;
    height: 48px;
  }

  .process__timeline::before {
    left: 23px;
  }
}

/* ---- Landscape phones ---- */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-h) + var(--space-4));
    padding-bottom: var(--space-5);
  }

  .hero__visual {
    min-height: 180px;
  }

  .mobile-menu {
    justify-content: flex-start;
    padding-top: calc(var(--nav-h) + var(--space-3));
    gap: var(--space-3);
  }

  .mobile-menu__link {
    font-size: var(--fs-base);
  }
}

/* ---- Prevent media overflow ---- */
@media (max-width: 1024px) {
  .hero__svg,
  .about__visual-svg {
    max-width: 100%;
  }
}

/* ---- Prefer reduced motion (accessibility) ---- */
@media (prefers-reduced-motion: reduce) {
  .hero__eyebrow-dot {
    animation: none;
  }
}