/* ===================================================
   MAA MADURAI ADS — responsive.css
   Mobile-first responsive breakpoints
=================================================== */

/* ===================================================
   TABLET — ≤ 1024px
=================================================== */
@media (max-width: 1024px) {
  :root { --header-h: 68px; }

  .section { padding: 80px 0; }

  /* Hero */
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
    min-height: auto;
    padding: 140px 24px 80px;
  }
  .hero-visual { display: none; }
  .hero-tags { justify-content: center; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-text { padding: 0; }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  /* Services detail */
  .service-detail {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .service-detail.reverse { direction: ltr; }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Portfolio mosaic */
  .portfolio-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .portfolio-item:nth-child(1) { grid-column: span 6; grid-row: span 1; }
  .portfolio-item:nth-child(2) { grid-column: span 3; }
  .portfolio-item:nth-child(3) { grid-column: span 3; }
  .portfolio-item:nth-child(4) { grid-column: span 2; }
  .portfolio-item:nth-child(5) { grid-column: span 2; }
  .portfolio-item:nth-child(6) { grid-column: span 2; }

  /* Lightbox nav */
  .lightbox-nav.prev { left: -45px; }
  .lightbox-nav.next { right: -45px; }
}

/* ===================================================
   MOBILE LARGE — ≤ 768px
=================================================== */
@media (max-width: 768px) {
  :root { --header-h: 62px; }
  html { font-size: 15px; }

  .section { padding: 64px 0; }
  .section-sm { padding: 48px 0; }

  /* Nav */
  .nav-links, .nav-phone { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }

  /* Hero */
  .hero-content { padding: 110px 20px 64px; }
  .hero-title { font-size: clamp(1.8rem, 6vw, 2.6rem); }
  .hero-stats { gap: 28px; flex-wrap: wrap; }
  .hero-stat-num { font-size: 1.7rem; }

  /* Services grid */
  .services-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
  }

  /* Portfolio mosaic → 1 col */
  .portfolio-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .portfolio-item:nth-child(1),
  .portfolio-item:nth-child(2),
  .portfolio-item:nth-child(3),
  .portfolio-item:nth-child(4),
  .portfolio-item:nth-child(5),
  .portfolio-item:nth-child(6) {
    grid-column: span 1;
    grid-row: span 1;
  }
  .portfolio-item-img { min-height: 160px; }
  .portfolio-placeholder { min-height: 160px; }

  /* Why grid */
  .why-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .why-card { padding: 26px 18px; }

  /* CTA */
  .cta-title { font-size: 1.6rem; }
  .cta-btns { flex-direction: column; align-items: center; }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
  .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }

  /* Contact form */
  .contact-form-card { padding: 28px 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }

  /* Services page */
  .service-detail-img { height: 260px; }

  /* Gallery */
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
  }

  /* Lightbox */
  .lightbox-nav { display: none; }

  /* Back to top */
  #back-to-top { bottom: 20px; right: 20px; width: 40px; height: 40px; }

  /* Page hero */
  .page-hero { padding: 130px 0 60px; }

  /* Map */
  .map-wrap { height: 280px; }
}

/* ===================================================
   MOBILE SMALL — ≤ 480px
=================================================== */
@media (max-width: 480px) {
  html { font-size: 14px; }

  .container { padding: 0 16px; }

  /* Hero */
  .hero-content { padding: 100px 16px 56px; }
  .hero-badge { font-size: 0.7rem; padding: 5px 14px; }
  .hero-btns { flex-direction: column; align-items: stretch; }
  .hero-btns .btn { justify-content: center; }
  .hero-stats { gap: 20px; }

  /* Nav */
  .nav-container { padding: 0 16px; }
  .nav-logo-text strong { font-size: 0.9rem; }
  .nav-logo-text small { display: none; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; }
  .service-card-img { height: 180px; }

  /* Portfolio */
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
  .portfolio-item:nth-child(n) { grid-column: span 1; }

  /* Why */
  .why-grid { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }

  /* Buttons */
  .btn { padding: 12px 24px; font-size: 0.88rem; }

  /* Gallery */
  .gallery-grid { grid-template-columns: 1fr 1fr; gap: 10px; }

  /* Filter bar */
  .filter-bar { gap: 8px; padding: 14px; }
  .filter-btn { padding: 7px 14px; font-size: 0.8rem; }

  /* Contact info */
  .contact-info-card { padding: 20px; }

  /* Section labels */
  .section-title { font-size: 1.7rem; }
}

/* ===================================================
   PRINT STYLES
=================================================== */
@media print {
  #header, #back-to-top, .hero-btns, .cta-section { display: none; }
  body { font-size: 12pt; color: #000; }
  a { color: #000; }
}

/* ===================================================
   REDUCED MOTION
=================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  [data-animate] { opacity: 1; transform: none; }
}