/* ============================================
   RESPONSIVE.CSS — Pam Tech Portfolio
   Mobile-first breakpoints
   ============================================ */

/* Base: mobile (up to 480px) — handled by mobile-first defaults */

/* ---- Small: 480px+ ---- */
@media (min-width: 480px) {
  :root {
    --container-pad: 1.5rem;
  }
}

/* ---- Medium: 640px+ ---- */
@media (min-width: 640px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---- Tablet: 768px+ ---- */
@media (min-width: 768px) {
  :root {
    --container-pad: 2rem;
  }

  .navbar__hamburger {
    display: none;
  }

  .navbar__nav {
    display: flex;
  }

  .footer__grid {
    grid-template-columns: 1.4fr repeat(3, 1fr);
  }

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

  .approach__steps {
    grid-template-columns: repeat(5, 1fr);
  }

  .about-grid {
    grid-template-columns: 1fr 1.4fr;
  }

  .contact-grid {
    grid-template-columns: 1fr 1.6fr;
  }

  .resume-layout {
    grid-template-columns: 1fr 2.2fr;
  }
}

/* ---- Large: 1024px+ ---- */
@media (min-width: 1024px) {
  :root {
    --container-pad: 2.5rem;
  }

  .section {
    padding-block: var(--space-24);
  }
}

/* ---- XL: 1280px+ ---- */
@media (min-width: 1280px) {
  :root {
    --container-pad: 2rem;
  }
}

/* ============================================
   RESPONSIVE OVERRIDES — Tablet down (< 768px)
   ============================================ */
@media (max-width: 767px) {
  .navbar__nav {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  /* Hero */
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    padding-block: var(--space-16) var(--space-12);
    text-align: center;
  }

  .hero__value {
    margin-inline: auto;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__visual {
    order: -1;
  }

  .hero__graphic {
    max-width: 260px;
    margin-inline: auto;
  }

  /* Approach */
  .approach__steps {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .approach__connector { display: none; }

  /* Footer */
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-avatar {
    max-width: 320px;
    margin-inline: auto;
  }

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

  .contact-info-card {
    position: static;
  }

  /* Resume */
  .resume-layout {
    grid-template-columns: 1fr;
  }

  .resume-sidebar {
    position: static;
  }

  /* Form row */
  .form-row {
    grid-template-columns: 1fr;
  }

  /* About principles */
  .about-principles {
    grid-template-columns: 1fr 1fr;
  }

  /* Section */
  .section {
    padding-block: var(--space-16);
  }

  /* CTA box */
  .cta-box {
    padding: var(--space-10);
  }

  /* Stats */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   RESPONSIVE OVERRIDES — Mobile (< 480px)
   ============================================ */
@media (max-width: 479px) {
  :root {
    --container-pad: 1.25rem;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }

  .hero__name { font-size: 2rem; }

  .btn { padding: 0.65rem 1.2rem; }
  .btn--lg { padding: 0.75rem 1.4rem; }

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

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

  .about-principles {
    grid-template-columns: 1fr;
  }

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

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

  .skills-layer__grid {
    grid-template-columns: 1fr;
  }

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

  .project-meta-bar {
    flex-direction: column;
  }
}

/* ============================================
   PRINT STYLES (resume)
   ============================================ */
@media print {
  .navbar,
  .back-to-top,
  .footer,
  .theme-toggle,
  .navbar__hamburger,
  .btn--outline,
  .page-hero__actions {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .page-wrapper {
    padding-top: 0;
  }

  .resume-layout {
    grid-template-columns: 1fr 2.2fr;
  }
}