/* =============================================
   IVEIN 2011 — Responsive Breakpoints
   ============================================= */

/* --- Tablet (1024px and below) --- */
@media (max-width: 1024px) {
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .split--reverse {
    direction: ltr;
  }

  .split__image {
    order: -1;
  }

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

  .process::before {
    display: none;
  }

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

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

  .feature-list {
    grid-template-columns: 1fr;
  }

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

  .nav__list {
    display: none;
  }

  .header__phone {
    display: none;
  }

  .hamburger {
    display: block;
  }
}

/* --- Tablet portrait (768px and below) --- */
@media (max-width: 768px) {
  :root {
    --section-py: clamp(3rem, 6vw, 5rem);
  }

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .grid--auto-fit {
    grid-template-columns: 1fr;
  }

  .hero__title {
    font-size: clamp(2rem, 6vw, 3rem);
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    max-width: 300px;
  }

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

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

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

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

  .gallery-grid--masonry .gallery-grid__item:nth-child(3n+1) {
    grid-row: span 1;
  }

  .page-hero {
    padding: 8rem 0 3rem;
  }

  .slider-nav {
    width: 36px;
    height: 36px;
  }

  .slider-prev { left: 0.5rem; }
  .slider-next { right: 0.5rem; }

  .testimonial {
    padding: var(--space-lg);
  }

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

  .section-header {
    margin-bottom: var(--space-lg);
  }

  .filter-tabs {
    gap: 0.35rem;
    margin-bottom: var(--space-lg);
  }

  .filter-tab {
    padding: 0.5rem 1rem;
    font-size: 0.7rem;
  }
}

/* --- Mobile (480px and below) --- */
@media (max-width: 480px) {
  .hero {
    min-height: 100svh;
  }

  .hero__label {
    font-size: 0.65rem;
  }

  .hero__subtitle {
    font-size: 0.95rem;
  }

  .btn {
    padding: 0.85rem 1.75rem;
    font-size: 0.8rem;
  }

  .btn--lg {
    padding: 1rem 2rem;
  }

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

  .stats__number {
    font-size: 2rem;
  }

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

  .mobile-menu__link {
    font-size: 1.5rem;
    padding: 0.6rem 0;
  }

  .card__body {
    padding: var(--space-sm);
  }

  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    width: 42px;
    height: 42px;
  }

  .lightbox__nav {
    width: 36px;
    height: 36px;
  }

  .lightbox__prev { left: 0.75rem; }
  .lightbox__next { right: 0.75rem; }

  .breadcrumb {
    font-size: 0.75rem;
  }
}

/* --- Large screens (1440px+) --- */
@media (min-width: 1440px) {
  .container {
    padding: 0 2rem;
  }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .fade-in,
  .fade-in-left,
  .fade-in-right,
  .scale-in {
    opacity: 1;
    transform: none;
  }

  .reveal-image {
    clip-path: none;
  }

  .trust-bar__track {
    animation: none;
  }

  html {
    scroll-behavior: auto;
  }
}