/* ============================================================
   RODRIGO C. AGUILERA — PORTFOLIO
   responsive.css — Diseño Responsive (Tablet y Mobile)
   ============================================================ */

/* ============================================================
   TABLET (≤ 1024px)
   ============================================================ */

@media (max-width: 1024px) {
  :root {
    --gutter: 28px;
  }

  /* About grid → single column */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  /* Projects grid: mantiene 2 columnas en tablet */
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Marquee item height */
  .marquee-item {
    height: 55vh;
    max-height: 480px;
  }
}

/* ============================================================
   MOBILE LANDSCAPE / TABLET SMALL (≤ 768px)
   ============================================================ */

@media (max-width: 768px) {
  :root {
    --gutter: var(--gutter-sm);
    --nav-height: 52px;
  }

  /* --- Navigation --- */
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .mobile-menu {
    display: flex;
  }

  /* --- Home Marquee --- */
  .marquee-item {
    height: 45vh;
    max-height: 380px;
  }

  .marquee-track {
    gap: 8px;
    animation-duration: 30s;
  }

  .marquee-set {
    gap: 8px;
  }

  /* --- Projects Grid → 1 columna en móvil pequeño → 2 en tablet --- */
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3px;
    padding: 3px;
  }

  /* siempre visible en móvil */
  .project-card-overlay {
    opacity: 1;
    background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0) 40%);
  }

  .project-card-title {
    font-size: 1.1rem;
  }

  /* --- Project Detail --- */
  .project-detail {
    padding: 32px var(--gutter) 60px;
  }

  .project-detail-title {
    font-size: 1.9rem;
  }

  .project-detail-text {
    font-size: 1rem;
  }

  /* Project nav */
  .project-nav {
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
  }

  .project-nav .next {
    align-items: flex-start;
    text-align: left;
  }

  /* --- About Page --- */
  .about-page {
    padding: 32px var(--gutter) 60px;
  }

  .about-name-heading {
    font-size: 1.3rem;
  }

  .about-bio {
    font-size: 1rem;
  }

  /* --- Video Page --- */
  .video-page {
    padding: 32px var(--gutter) 60px;
  }

  .video-project-title {
    font-size: 1.6rem;
  }

  /* --- Contact --- */
  .contact-page {
    padding: 40px var(--gutter) 80px;
  }

  /* --- Footer --- */
  .site-footer {
    padding: 20px var(--gutter);
  }
}

/* ============================================================
   MOBILE SMALL (≤ 480px)
   ============================================================ */

@media (max-width: 480px) {
  :root {
    --gutter-sm: 16px;
  }

  /* --- Projects → 1 columna --- */
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .project-card {
    aspect-ratio: 3/2;
  }

  /* --- Project Detail --- */
  .project-detail-title {
    font-size: 1.6rem;
  }

  /* --- About --- */
  .lang-toggle {
    gap: 12px;
  }

  /* --- Marquee --- */
  .marquee-item {
    height: 38vh;
    max-height: 300px;
  }

  /* --- Mobile Menu font size --- */
  .mobile-menu a {
    font-size: 1.6rem;
  }

  /* Video title */
  .video-project-title {
    font-size: 1.4rem;
  }
}

/* ============================================================
   PRINT
   ============================================================ */

@media print {
  .site-header,
  .site-footer,
  .nav-toggle,
  .mobile-menu,
  .lightbox {
    display: none !important;
  }

  .site-main {
    padding-top: 0;
  }

  body {
    font-size: 12pt;
  }
}