/* =========================================================
   RESPONSIVE — ZONA3D
========================================================= */

/* Base mobile-only hidden */
.mat-tabs-mobile,
.home-works-slider-mobile,
.mobile-catalog-slider {
  display: none;
}

/* Hasta 1024px */
@media (max-width: 1024px) {
  .masonry-grid {
    column-count: 4;
  }
}

/* Hasta 900px */
@media (max-width: 900px) {
  .lp-gallery-grid,
  .lp-ben-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

/* Hasta 768px */
@media (max-width: 768px) {
  .container,
  .lp-nav-inner {
    padding: 0 20px;
  }

  .lp-hero-full {
    height: 58vh;
    min-height: 380px;
    max-height: 520px;
  }

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

  .lp-footer-inner {
    padding: 22px 20px;
    justify-content: center;
  }
}

/* Hasta 640px */
@media (max-width: 640px) {
  .canvas-ui {
    padding: 18px 20px;
  }

  .lp-ben-grid,
  .lp-gallery-grid {
    display: none;
  }

  .mat-tabs-mobile,
  .home-works-slider-mobile,
  .mobile-catalog-slider {
    display: block;
  }

  .lp-cards-grid,
  .lp-faq-grid {
    grid-template-columns: 1fr;
  }

  .catalog-hero {
    padding: 72px 0 44px;
  }

  .catalog-tags {
    gap: 8px;
  }

  .catalog-tags {
    font-size: 11px;
  }

  /* Material tabs */
  .mat-tabs-nav {
    display: flex;
    gap: 28px;
    margin: 28px 0 26px;
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
  }

  .mat-tab-btn {
    background: transparent;
    border: 0;
    color: var(--text-muted);
    font-family: var(--font-label);
    font-size: 14px;
    font-weight: 700;
    padding: 0 0 14px;
    cursor: pointer;
    white-space: nowrap;
    position: relative;
  }

  .mat-tab-btn.active {
    color: var(--teal);
  }

  .mat-tab-btn.active::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 100%;
    height: 2px;
    background: var(--teal);
  }

  .mat-tab-panel {
    display: none;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 30px 24px;
  }

  .mat-tab-panel.active {
    display: block;
  }

  .mat-tab-panel h3 {
    font-family: var(--font-heading);
    font-size: 25px;
    color: var(--text-primary);
    margin-bottom: 12px;
  }

  .mat-tab-panel p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
    margin-top: 18px;
  }

  /* Works slider */
  .home-works-slider-mobile {
    margin-top: 28px;
  }

  .home-slider-viewport {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    overflow: hidden;
    padding-left: 20px;
  }

  .home-slider-track {
    display: flex;
    gap: 20px;
    transition: transform 0.45s ease;
    will-change: transform;
  }

  .home-slider-card {
    flex: 0 0 78%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    overflow: hidden;
  }

  .home-slider-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    display: block;
  }

  .home-slider-body {
    padding: 18px 18px 22px;
  }

  .home-slider-body h3 {
    font-family: var(--font-heading);
    font-size: 22px;
    color: var(--text-primary);
    margin-bottom: 8px;
  }

  .home-slider-body p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
  }

  .home-slider-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
  }

  .home-slider-dot {
    width: 8px;
    height: 8px;
    border: 0;
    border-radius: 999px;
    background: rgba(122, 168, 160, 0.45);
    cursor: pointer;
    transition: width 0.25s, background 0.25s;
  }

  .home-slider-dot.active {
    width: 28px;
    background: var(--teal);
  }

  /* FAQ accordion */
  .lp-faq-grid {
    display: block;
    margin-top: 28px;
  }

  .lp-faq-item {
    background: transparent;
    border: 0;
    border-radius: 0;
    padding: 0;
    border-bottom: 1px solid rgba(0, 201, 167, 0.12);
  }

  .lp-faq-q {
    position: relative;
    padding: 20px 37px 13px 0;
    margin: 0;
    font-size: 15px;
    line-height: 1.5;
    color: var(--text-primary);
    cursor: pointer;
  }

  .lp-faq-q::after {
    content: "+";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 28px;
    font-weight: 300;
  }

  .lp-faq-item.open .lp-faq-q,
  .lp-faq-item.open .lp-faq-q::after {
    color: var(--teal);
  }

  .lp-faq-item.open .lp-faq-q::after {
    content: "−";
  }

  .lp-faq-a {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-6px);
    padding: 0;
    font-size: 14px;
    line-height: 1.65;
    color: var(--text-secondary);
    transition: max-height 0.35s ease, opacity 0.25s ease, transform 0.25s ease;
  }

  .lp-faq-item.open .lp-faq-a {
    max-height: 300px;
    opacity: 1;
    transform: translateY(0);
    padding-bottom: 17px;
  }
}

/* Hasta 500px */
@media (max-width: 500px) {
  .desktop-masonry {
    display: none;
  }

  .mobile-catalog-slider {
    padding: 72px 0 56px;
  }

  .peek-wrapper {
    margin-top: 20px;
  }

  .peek-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
  }

  .peek-counter {
    font-size: 14px;
    color: var(--text-secondary);
  }

  .peek-arrows {
    display: flex;
    gap: 10px;
  }

  .peek-arrow {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid var(--border-bright);
    background: transparent;
    color: var(--teal);
    font-size: 20px;
    cursor: pointer;
  }

  .peek-viewport {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    overflow: hidden;
    padding: 0;
  }

  .peek-track {
    display: flex;
    gap: 4px;
    transition: transform 0.45s ease;
    will-change: transform;
  }

  .peek-slide {
    flex: 0 0 74%;
    aspect-ratio: 4 / 3;
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.45;
    transform: scale(0.92);
    transition: opacity 0.35s ease, transform 0.35s ease;
  }

  .peek-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }

  .peek-slide.active {
    opacity: 1;
    transform: scale(1);
    border: 1px solid var(--teal);
  }

  .catalog-cta-center {
    flex-direction: column;
    align-items: center;
    margin-top: 28px;
  }

  .catalog-cta-center a {
    width: 100%;
    max-width: 200px;
  }
}

/* Hasta 480px */
@media (max-width: 480px) {
  .lp-gallery-grid,
  .lp-ben-grid,
  .lp-cards-grid {
    grid-template-columns: 1fr;
  }

  .lp-nav-ghost,
  .lp-nav-cta {
    padding: 4px 12px;
    font-size: 12px;
  }

  .lp-section {
    padding: 56px 0;
  }

  .lp-final {
    padding: 64px 0;
  }

  .masonry-grid {
    column-count: 1;
  }
}

/* Hasta 390px */
@media (max-width: 400px) {
  .lp-logo img {
    height: 30px;
  }
}