/* ==========================================================================
   Prayag Enterprises — responsive layer
   Breakpoints: 1180 (small desktop) · 1024 (tablet landscape)
                · 860 (tablet portrait) · 600 (phone) · 380 (small phone)
   ========================================================================== */

@media (min-width: 1600px) {
  :root { --max: 1400px; }
}

@media (max-width: 1180px) {
  .primary-nav a { padding: 10px 9px; font-size: .9rem; }
  .primary-nav a::after { left: 9px; right: 9px; }
  .header-inner { gap: 16px; }
  .catalog .product-grid, .brand-block .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* Tablet landscape: collapse nav to menu */
@media (max-width: 1080px) {
  .primary-nav, .header-cta { display: none; }
  .menu-toggle { display: inline-flex; }
}

@media (max-width: 1024px) {
  .hero-copy { grid-column: 1 / 8; }
  .hero-visual { grid-column: 8 / 13; }
  .product-label { left: -24px; min-width: 0; }
  .ind-row h3 { grid-column: 1 / 5; }
  .ind-row .ir-desc { grid-column: 5 / 10; }
  .ind-row .ir-products { grid-column: 5 / 10; grid-row: 2; }
  .ind-row .ph { grid-column: 10 / 13; grid-row: 1 / 3; }
  .why-statement { grid-column: 1 / 13; position: static; }
  .why-list { grid-column: 1 / 13; }
  .apps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .apps .app:last-child { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px var(--col-gap); }
  .apps .app:last-child .ph { grid-row: 1 / 5; }
  .f-brand { grid-column: 1 / 13; }
  .f-cols { grid-column: 1 / 13; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .step:nth-child(3) { padding-left: 0; border-left: 0; }
  .step:nth-child(n+3) { border-top: 1px solid var(--line); margin-top: 20px; }
}

/* Tablet portrait */
@media (max-width: 860px) {
  :root { --header-h: 64px; }
  .brand-logo img { height: 34px; }
  .intro-label, .intro-body { grid-column: 1 / 13; }
  .intro-body--split { grid-template-columns: 1fr; row-gap: 16px; }
  .hero .grid { row-gap: 40px; }
  .hero-copy, .hero-visual { grid-column: 1 / 13; }
  .hero-copy h1 { max-width: 16ch; }
  .hero-visual .ph { --r: 4 / 3.4; }
  .product-label { left: 16px; bottom: 16px; max-width: calc(100% - 32px); }
  .trust-title, .trust-list { grid-column: 1 / 13; }
  .trust-list { justify-content: flex-start; gap: 10px 24px; }
  .about-media, .about-copy { grid-column: 1 / 13; }
  .about-media .ph { --r: 16 / 10; }
  .brand-feature .bf-media, .brand-feature .bf-body { grid-column: 1 / 13; }
  .brand-pair .bp-main, .brand-pair .bp-side { grid-column: 1 / 13; }
  .wires-head, .wires-table-wrap { grid-column: 1 / 13; }
  .wires-head .ph { --r: 16 / 9; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ind-row h3, .ind-row .ir-desc, .ind-row .ir-products { grid-column: 1 / 9; grid-row: auto; }
  .ind-row .ph { grid-column: 9 / 13; grid-row: 1 / 4; }
  .enq-copy, .enq-form-wrap { grid-column: 1 / 13; }
  .cta-strip h2, .cta-strip .cta-actions { grid-column: 1 / 13; justify-content: flex-start; }
  .page-head .ph-title, .page-head .ph-aside { grid-column: 1 / 13; }
  .page-banner .ph { --r: 16 / 8; }

  .catalog { grid-template-columns: minmax(0, 1fr); }
  .cat-side { display: none; }
  .cat-chips {
    display: flex; gap: 8px; overflow-x: auto; padding-bottom: 8px; margin-bottom: 12px;
    scrollbar-width: none; -webkit-overflow-scrolling: touch;
  }
  .cat-chips::-webkit-scrollbar { display: none; }
  .cat-chips button {
    flex: none; min-height: 40px; padding: 8px 14px; border: 1px solid var(--line-strong); background: var(--bg);
    border-radius: var(--radius); font-size: .875rem; font-weight: 500; cursor: pointer; white-space: nowrap;
  }
  .cat-chips button[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
  .search { max-width: none; }

  .pd-gallery, .pd-info { grid-column: 1 / 13; }
  .pd-info { position: static; }
  .pd-block h2, .pd-block .pd-block-body { grid-column: 1 / 13; }

  .brand-block .bb-head, .brand-block .bb-body,
  .brand-block:nth-of-type(even) .bb-head, .brand-block:nth-of-type(even) .bb-body { grid-column: 1 / 13; grid-row: auto; }
  .ind-block .ib-media, .ind-block .ib-body,
  .ind-block:nth-of-type(even) .ib-media, .ind-block:nth-of-type(even) .ib-body { grid-column: 1 / 13; grid-row: auto; }

  .res-layout { grid-template-columns: 1fr; }
  .res-toc { position: static; display: flex; flex-wrap: wrap; gap: 4px 16px; }
  .res-toc h2 { width: 100%; }
  .res-toc a { border-left: 0; padding: 6px 0; }
}

/* Phone */
@media (max-width: 600px) {
  :root { --col-gap: 16px; }
  .grid { column-gap: 0; }
  .hero-actions .btn { flex: 1 1 100%; }
  .hero-meta { gap: 10px 20px; }
  .hero-visual .ph { --r: 1 / 1; }
  .product-label { position: relative; left: auto; bottom: auto; max-width: none; margin-top: -1px; box-shadow: none; }
  .product-grid { grid-template-columns: 1fr; }
  .p-card { display: grid; grid-template-columns: 124px minmax(0, 1fr); }
  .p-card .ph { --r: auto; aspect-ratio: auto; height: 100%; min-height: 150px; }
  .p-card .ph .ph-inner { justify-content: center; align-items: center; padding: 10px; }
  .p-card .ph .ph-tag { align-self: center; font-size: .5625rem; text-align: center; }
  .p-card-body { padding: 16px; }
  .p-card p { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; font-size: .875rem; }
  .p-card h3 { font-size: 1.0625rem; }
  .p-meta { flex-direction: column; gap: 2px; }
  .catalog .product-grid, .brand-block .product-grid { grid-template-columns: 1fr; }
  .brand-compact { grid-template-columns: 88px minmax(0, 1fr); gap: 16px; }
  .ind-row { padding-block: 24px; }
  .ind-row h3, .ind-row .ir-desc, .ind-row .ir-products { grid-column: 1 / 13; }
  .ind-row .ph { grid-column: 1 / 13; grid-row: auto; --r: 16 / 9; order: -1; }
  .why-list { grid-template-columns: 1fr; }
  .apps { grid-template-columns: 1fr; }
  .apps .app:last-child { grid-column: auto; display: grid; grid-template-columns: 1fr; }
  .apps .app:last-child .ph { grid-row: auto; }
  .form { grid-template-columns: 1fr; gap: 18px; }
  .form-foot .btn { width: 100%; }
  .contact-list li { grid-template-columns: 80px minmax(0, 1fr); }
  .f-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .f-bottom { flex-direction: column; }
  .steps { grid-template-columns: 1fr; }
  .step, .step + .step { padding-left: 0; padding-right: 0; border-left: 0; }
  .step + .step { border-top: 1px solid var(--line); margin-top: 20px; }
  .supply-list { grid-template-columns: 1fr; }
  .pd-thumbs { gap: 8px; }
  .pd-thumbs .ph-tag { display: none; }
  .kv { grid-template-columns: minmax(96px, auto) minmax(0, 1fr); }
  .toast { left: 16px; right: 16px; max-width: none; }
  .cta-strip .cta-actions .btn { flex: 1 1 100%; }
}

@media (max-width: 380px) {
  .brand-logo img { height: 30px; }
  .p-card { grid-template-columns: 100px minmax(0, 1fr); }
  .f-cols { grid-template-columns: 1fr; }
  .contact-list li { grid-template-columns: 1fr; gap: 4px; }
  .trust-list a { font-size: 1rem; }
}

/* posters on small screens */
@media (max-width: 860px) {
  .poster { aspect-ratio: 4 / 4.4; }
}
@media (max-width: 600px) {
  .poster { aspect-ratio: auto; min-height: 520px; }
  .poster-copy { max-width: 100%; padding-top: 18px; }
  .poster-img { position: relative; right: auto; bottom: auto; width: 100%; height: 190px; margin-top: 8px; }
  .poster::after { bottom: 70px; right: 25%; width: 50%; }
  .poster-title { font-size: 1.625rem; }
  .marquee-track a { width: 132px; height: 64px; padding: 10px 14px; }
}

/* v5 responsive */
@media (max-width: 1180px) {
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .catalog .product-grid, .brand-block .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 1024px) {
  .ib-left, .ib-right { grid-column: 1 / 13; }
}
@media (max-width: 860px) {
  .stage .slide { grid-template-columns: 1fr; gap: 12px; align-content: start; }
  .stage .slides { min-height: 0; }
  .st-visual { order: -1; min-height: 300px; }
  .st-disc { width: min(72%, 320px); }
  .st-title { max-width: 18ch; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stage-thumbs button { flex-basis: 56px; max-width: 64px; padding: 8px 8px 14px; justify-content: center; }
  .stage-thumbs .th-txt { display: none; }
}
@media (max-width: 600px) {
  .st-visual { min-height: 250px; }
  .st-disc { width: min(70%, 240px); }
  .st-tag { right: 0; bottom: 0; font-size: .75rem; }
  .st-stats li { padding-right: 6px; }
  .st-stats li + li { padding-left: 8px; }
  .st-stats b { font-size: .9375rem; }
  .st-cta .st-btn { flex: 1 1 100%; justify-content: center; }
  .product-grid, .catalog .product-grid, .brand-block .product-grid { grid-template-columns: 1fr; }
  .p-card .ph { --r: auto; }
  .cat-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .ct-body { padding: 10px 12px 12px; }
  .ct-arrow { display: none; }
  .ib-figs b { font-size: 1.5rem; }
  .stage-ui { gap: 10px; }
  .stage .s-btn { width: 40px; height: 40px; }
}