/* ============================================================
   AXIOM — responsive.css
   Responsive breakpoints and mobile layout overrides
   ============================================================ */

/* ============================================================
   LARGE DESKTOP  (≤ 1280px)
   ============================================================ */
@media (max-width: 1280px) {
  :root {
    --container-pad: 2rem;
  }

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

  .cap-item:nth-child(2) {
    border-right: none;
  }

  .cap-item:nth-child(3) {
    border-right: 1px solid var(--color-border);
  }

  .cap-item:nth-child(1),
  .cap-item:nth-child(2) {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-lg);
  }

  .cap-item:nth-child(3),
  .cap-item:nth-child(4) {
    padding-top: var(--space-md);
  }

  .arch-stat-block {
    padding-left: var(--space-lg);
  }
}

/* ============================================================
   TABLET  (≤ 960px)
   ============================================================ */
@media (max-width: 960px) {
  :root {
    --container-pad: 1.75rem;
  }

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

  .hero__quantum-wrap {
    width: 100%;
    max-width: 360px;
    height: 300px;
  }

  .hero-v2__actions {
    gap: 1rem;
  }

  .hero-v2__sub {
    max-width: 42ch;
  }

  /* Hide CTA in nav */
  .nav__cta {
    display: none;
  }

  /* Show hamburger */
  .nav__toggle {
    display: flex;
  }

  /* Mobile nav links */
  .nav__links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    width: 100%;
    flex-direction: column;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md) var(--container-pad);
    gap: var(--space-md);
    clip-path: inset(0 0 100% 0);
    transition: clip-path 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .nav--dark .nav__links {
    background: var(--color-black);
    border-bottom-color: var(--color-border-dark);
  }

  .nav__links.open {
    clip-path: inset(0 0 0 0);
  }

  .nav__links li a {
    font-size: 0.85rem;
  }

  /* About split */
  .about-split__inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .about-split__headline {
    position: static;
    max-width: none;
  }

  .about-split__intro {
    max-width: none;
  }

  .feature-card--light {
    padding: 1.35rem;
  }

  /* Tech dark / why this matters */
  .tech-dark__content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  /* Capabilities */
  .capabilities__grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Core services terminal */
  .services-terminal__body {
    height: 300px;
    padding: 1.2rem;
  }

  .services-terminal__title {
    margin-right: 0;
    text-align: right;
    font-size: 0.68rem;
  }

  .services-terminal__metric {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }

  /* CTA Banner */
  .cta-banner__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  /* Domain showcase */
  .domain-showcase__top {
    flex-direction: column;
    align-items: flex-start;
  }

  .domain-showcase__grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Mission block */
  .mission-block__inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  /* Core caps */
  .core-caps__grid {
    grid-template-columns: 1fr;
  }

  /* Arch section */
  .arch-section__inner {
    grid-template-columns: 1fr;
  }

  .arch-stat-block {
    padding-left: 0;
    border-left: none;
    border-top: 1px solid var(--color-border-dark);
    padding-top: var(--space-lg);
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-md);
  }

  /* Tech pillars */
  .tech-pillar__inner {
    grid-template-columns: 1fr;
  }

  .tech-pillar--alt .tech-pillar__visual {
    order: -1;
  }

  /* Team grid */
  .team-grid {
    grid-template-columns: 1fr;
  }

  .team-card {
    margin-right: 0;
  }

  /* Join section */
  .join-section__inner {
    grid-template-columns: 1fr;
  }

  /* Contact */
  .contact-section__inner {
    grid-template-columns: 1fr;
  }

  .contact-info {
    position: static;
  }

  /* FAQ */
  .faq-item__question span:first-child {
    max-width: none;
  }

  /* Footer */
  .footer__inner {
    grid-template-columns: 1fr 1fr;
    row-gap: var(--space-md);
  }

  .footer__meta {
    text-align: left;
    grid-column: 1 / -1;
  }

  /* br-desktop hides on tablet */
  .br-desktop {
    display: none;
  }
}

/* ============================================================
   MOBILE  (≤ 640px)
   ============================================================ */
@media (max-width: 640px) {
  :root {
    --container-pad: 1.25rem;
    --space-xl: 4rem;
    --space-xxl: 6rem;
  }

  .hero {
    padding-top: calc(var(--nav-h) + 4rem);
  }

  .hero__headline {
    font-size: clamp(2.8rem, 11vw, 4rem);
  }

  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero--nbq-v2 {
    min-height: 100svh;
  }

  .hero-v2__stage {
    padding: 3rem 0 4.5rem;
  }

.hero-v2__logo {
  width: clamp(380px, 52vw, 820px);
  display: block;
}

  .hero-v2__tagline {
    font-size: clamp(16px, 6vw, 28px);
    letter-spacing: 0.12em;
    gap: 0.18em;
  }

  .hero-v2__sub {
    font-size: 0.95rem;
    max-width: 30ch;
    margin-top: 1.2rem;
  }

  .hero-v2__actions {
    flex-direction: column;
    align-items: stretch;
    width: min(280px, 100%);
    margin-top: 1.5rem;
  }

  .hero-v2__actions .btn {
    width: 100%;
  }

  .hero-v2__status {
    bottom: 18px;
    font-size: 9px;
    letter-spacing: 0.22em;
  }

  /* About split */
  .about-split {
    padding-block: var(--space-xl);
  }

.about-split__grid-bg {
  opacity: 0.82;
}

.about-split__grid-bg::before {
  background-size:
    46px 46px,
    96px 96px;
  opacity: 0.28;
}

.about-split__grid-bg::after {
  width: 420px;
  height: 420px;
  right: -260px;
  top: 34%;
  opacity: 0.28;
}

  .about-split__headline {
    font-size: clamp(1.8rem, 9vw, 2.5rem);
  }

  .about-split__intro {
    font-size: 0.95rem;
  }

  .feature-card--light {
    padding: 1.1rem;
  }

  .feature-card__title {
    font-size: 1rem;
  }

  .feature-card__body p {
    font-size: 0.92rem;
  }

  /* Core services terminal */
  .services-terminal {
    border-radius: 14px;
  }

  .services-terminal__topbar {
    padding: 0 0.85rem;
  }

  .services-terminal__body {
    height: 280px;
    padding: 1rem;
  }

  .services-terminal__line {
    font-size: 0.8rem;
    gap: 0.4rem;
  }

  .services-terminal__dot {
    width: 10px;
    height: 10px;
  }

  .services-terminal__service-block {
    padding: 0.75rem;
  }

  .services-terminal__service-title {
    font-size: 0.72rem;
  }

  /* Domain showcase */
  .domain-showcase__grid {
    grid-template-columns: 1fr;
  }

  .domain-card {
    padding: 0.85rem;
  }

  .domain-card__text {
    font-size: 0.92rem;
  }

  /* Team card compact on small screens */
  .team-card {
    grid-template-columns: 80px 1fr auto;
  }

  .team-card__photo {
    width: 80px;
    height: 100px;
  }

  .team-card__name {
    font-size: 0.9rem;
  }

  /* Form row stacked */
  .form-row--half {
    flex-direction: column;
  }

  /* Team hero */
  .team-hero__headline {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }

  /* Page hero */
  .page-hero {
    padding-top: calc(var(--nav-h) + 3rem);
  }

  /* Tech hero */
  .tech-hero {
    padding-top: calc(var(--nav-h) + 3rem);
  }

  /* Contact hero */
  .contact-hero {
    padding-top: calc(var(--nav-h) + 3rem);
  }

  .contact-hero__headline {
    font-size: clamp(2.5rem, 11vw, 4rem);
  }

  /* FAQ */
  .faq-page__intro {
    font-size: 0.95rem;
  }

  .faq-section {
    padding-block: var(--space-xl);
  }

  .faq-item__question {
    padding: 1.1rem 0;
    align-items: flex-start;
  }

  .faq-item__question span:first-child {
    font-size: 0.98rem;
  }

  .faq-item__answer-inner p {
    font-size: 0.92rem;
    padding-bottom: 1.2rem;
  }

  /* Footer */
  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .footer__meta {
    grid-column: auto;
  }

  /* Arch stat block */
  .arch-stat-block {
    gap: var(--space-md);
  }

  .arch-stat__num {
    font-size: 2rem;
  }
}

/* ============================================================
   MOTION PREFERENCES
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .cube {
    animation: none !important;
  }

  .services-terminal__cursor {
    animation: none !important;
    opacity: 1;
  }

  .faq-item__answer,
  .faq-item__icon::before,
  .faq-item__icon::after {
    transition: none !important;
  }

  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
/* ============================================================
   NBQ INDEX — MOBILE SEAMLESS POLISH OVERRIDES
   Paste this block at the VERY END of css/responsive.css.
   ============================================================ */

@media (max-width: 960px) {
  .nav.nav--dark .nav__links {
    background: rgba(6, 7, 9, 0.96);
    border-bottom: 0;
    box-shadow: 0 26px 70px rgba(0, 0, 0, 0.32);
  }

  .capabilities__grid {
    gap: 1rem;
  }
}

@media (max-width: 640px) {
  .about-split {
    padding-block: 5.5rem 6.5rem;
  }

  .about-split::after {
    height: 260px;
  }

  .tech-dark {
    padding-top: 5.5rem;
    padding-bottom: 5.5rem;
  }

  .capabilities,
  .domain-showcase {
    padding-block: 5rem;
  }

  .cap-item,
  .cap-item:nth-child(1),
  .cap-item:nth-child(2),
  .cap-item:nth-child(3),
  .cap-item:nth-child(4),
  .domain-card {
    border-radius: 20px;
  }


.digital-section-divider {
  height: 28px;
}

.digital-section-divider__nodes span {
  width: 4px;
  height: 4px;
}


}

/* ============================================================
   NBQ INDEX — MOBILE HERO/ABOUT + ABOUT CARDS V2
   Paste this block at the VERY END of css/responsive.css.
   ============================================================ */

@media (max-width: 960px) {
  .hero--nbq-v2 {
    min-height: calc(100svh + 110px);
    padding-bottom: 110px;
    margin-bottom: -110px;
  }

  .about-split {
    padding-top: 9rem;
  }

  .about-split__headline {
    max-width: 14ch;
  }

  .about-split .feature-card,
  .about-split .feature-card--light,
  .about-split .feature-card--panel {
    border-radius: 24px;
  }
}

@media (max-width: 640px) {
  .hero--nbq-v2 {
    min-height: calc(100svh + 90px);
    padding-bottom: 90px;
    margin-bottom: -90px;
  }

  .hero--nbq-v2::before,
  .hero--nbq-v2::after {
    height: 360px;
  }

  .about-split {
    padding-top: 7.75rem;
    padding-bottom: 6.75rem;
  }

  .about-split::before {
    height: 380px;
  }

  .about-split::after {
    height: 300px;
  }

  .about-split .feature-card,
  .about-split .feature-card--light,
  .about-split .feature-card--panel {
    margin-top: 0.85rem;
    padding: 1.15rem;
    border-radius: 20px;
  }

  .about-split .feature-card > .square-marker,
  .about-split .feature-card--light > .square-marker,
  .about-split .feature-card--panel > .square-marker {
    top: 1.05rem;
    right: 1.05rem;
  }

  .about-split .feature-card__meta {
    font-size: 0.58rem;
    padding: 0.22rem 0.48rem;
  }
}