/* ============================================================
   Synvorax Labs — Responsive
   ============================================================ */

@media (max-width: 1200px) {
  :root {
    --font-size-6xl: 3.5rem;
    --font-size-5xl: 3rem;
    --font-size-4xl: 2.25rem;
  }

  .hero__inner {
    gap: var(--space-2xl);
  }

  .hero__visual {
    height: 420px;
  }

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

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

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

@media (max-width: 992px) {
  :root {
    --space-5xl: 5rem;
    --font-size-6xl: 3rem;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
    min-height: auto;
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
  }

  .hero__content {
    max-width: 100%;
    order: 1;
  }

  .hero__description {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero__buttons {
    justify-content: center;
  }

  .hero__visual {
    order: 0;
    height: 360px;
    max-width: 480px;
    margin: 0 auto;
  }

  .hero__scroll {
    display: none;
  }

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

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

  .navbar__links {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-2xl);
    background: rgba(5, 5, 5, 0.97);
    backdrop-filter: blur(20px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
  }

  [data-theme="light"] .navbar__links {
    background: rgba(250, 250, 250, 0.97);
  }

  .navbar__links.open {
    opacity: 1;
    visibility: visible;
  }

  .navbar__links a {
    font-size: var(--font-size-xl);
  }

  .navbar__toggle {
    display: flex;
  }

  #nav-cta {
    display: none;
  }

  .catalog__filters {
    flex-direction: column;
    align-items: stretch;
  }

  .catalog__sort {
    width: 100%;
  }

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

@media (max-width: 768px) {
  :root {
    --container-padding: 1.25rem;
    --space-5xl: 4rem;
    --font-size-6xl: 2.5rem;
    --font-size-4xl: 1.875rem;
    --font-size-3xl: 1.5rem;
  }

  .section-title {
    font-size: var(--font-size-3xl);
  }

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

  .stat-card {
    padding: var(--space-xl);
  }

  .stat-card__value {
    font-size: var(--font-size-3xl);
  }

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

  .catalog__search-wrap {
    max-width: 100%;
  }

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

  .footer__form {
    flex-direction: column;
  }

  .contact__card {
    padding: var(--space-2xl) var(--space-xl);
  }

  .order-cta {
    flex-direction: column;
    text-align: center;
    gap: var(--space-lg);
  }

  .order-cta__actions {
    width: 100%;
  }

  .order-cta__btn,
  .order-cta__telegram {
    width: 100%;
  }

  .cart-drawer__panel {
    width: 100%;
  }

  .checkout-form__row {
    grid-template-columns: 1fr;
  }

  .checkout-actions {
    flex-direction: column;
  }

  .product-card__footer {
    flex-wrap: wrap;
  }

  .hero__visual {
    height: 280px;
  }

  .modal {
    padding: var(--space-md);
  }

  .modal__body {
    padding: var(--space-xl);
  }

  .modal__title {
    font-size: var(--font-size-2xl);
  }

  .modal__header {
    flex-direction: column;
  }

  .welcome {
    padding: var(--space-md);
  }

  .welcome__card {
    padding: 1.8rem 1.3rem 1.4rem;
  }

  .gradient-orb--1 {
    width: 300px;
    height: 300px;
  }

  .gradient-orb--2 {
    width: 250px;
    height: 250px;
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-6xl: 2rem;
    --navbar-height: 64px;
  }

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

  .hero__buttons .btn {
    width: 100%;
  }

  .btn--lg {
    padding: 0.875rem 1.5rem;
  }

  .filter-group {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--space-sm);
    -webkit-overflow-scrolling: touch;
  }

  .filter-btn {
    flex-shrink: 0;
  }
}