/* ==========================================================================
   Kaldanija — "panel & edge" design system (Phase 3)
   Metaphor: flat panels, precise 2px corners, hairline joints, and the
   signature copper edge-line = ABS edge-banding on a panel. No soft shadows.
   ========================================================================== */

:root {
  --kld-copper: var(--wp--preset--color--copper-500);
  --kld-copper-dark: var(--wp--preset--color--copper-600);
  --kld-copper-light: var(--wp--preset--color--copper-400);
  --kld-teal: var(--wp--preset--color--teal-500);
  --kld-ink: var(--wp--preset--color--ink);
  --kld-edge: 2px solid var(--kld-copper);
  --kld-hairline: 1px solid color-mix(in srgb, var(--wp--preset--color--ink) 14%, transparent);
  --kld-hairline-light: 1px solid color-mix(in srgb, var(--wp--preset--color--warm-white) 18%, transparent);
  --kld-radius: 2px;
  --kld-ease: cubic-bezier(0.22, 0.9, 0.3, 1);
}

/* ---------- global texture ---------- */

html { scroll-behavior: smooth; }

::selection { background: var(--kld-copper); color: var(--wp--preset--color--warm-white); }

img { border-radius: var(--kld-radius); max-width: 100%; height: auto; }

/* kicker: the CNC-readout label above headings */
.kld-kicker {
  font-family: var(--wp--preset--font-family--heading);
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--kld-copper-light);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1rem;
}
.kld-kicker::before {
  content: "";
  width: 2.5rem;
  border-top: var(--kld-edge);
}
.kld-on-light .kld-kicker,
main .kld-kicker { color: var(--kld-copper-dark); }

/* ---------- header / nav ---------- */

.kld-header { border-bottom: var(--kld-edge); position: relative; z-index: 5; }
.kld-nav ul { display: flex; gap: 1.75rem; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; align-items: center; }
.kld-nav a {
  text-decoration: none;
  font-family: var(--wp--preset--font-family--heading);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  color: var(--wp--preset--color--warm-white);
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.25s, border-color 0.25s;
}
.kld-nav a:hover,
.kld-nav a:focus-visible,
.kld-nav a[aria-current="page"] { color: var(--kld-copper-light); border-bottom-color: var(--kld-copper-light); }

.kld-brand {
  font-family: var(--wp--preset--font-family--heading);
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--wp--preset--color--warm-white);
  text-decoration: none;
  font-size: 1.02rem;
  line-height: 1.25;
}
.kld-brand small {
  display: block;
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  color: var(--kld-copper-light);
}
.kld-brand:hover { color: var(--kld-copper-light); }

/* ---------- hero: panel composition ---------- */

.kld-hero {
  position: relative;
  overflow: hidden;
  min-height: min(88vh, 820px);
  display: grid;
  align-items: center;
}
.kld-hero > * { position: relative; z-index: 3; }
.kld-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
@media (max-width: 880px) { .kld-hero-grid { grid-template-columns: 1fr; } }

.kld-hero h1 {
  color: var(--wp--preset--color--warm-white);
  margin: 0 0 1.25rem;
  letter-spacing: -0.015em;
}
.kld-hero h1 .kld-line-2 { color: var(--kld-copper-light); display: block; }
.kld-hero .kld-sub {
  color: color-mix(in srgb, var(--wp--preset--color--warm-white) 82%, transparent);
  font-size: var(--wp--preset--font-size--large);
  max-width: 34ch;
  margin: 0 0 2rem;
}

/* the mosaic: flat panels + one photo panel, assembled like a carcass */
.kld-mosaic {
  position: relative;
  aspect-ratio: 5 / 4;
  min-height: 300px;
}
.kld-panel {
  position: absolute;
  border-radius: var(--kld-radius);
  will-change: transform, opacity;
}
.kld-panel--photo {
  inset: 8% 0 0 14%;
  overflow: hidden;
  border-bottom: 3px solid var(--kld-copper);
}
.kld-panel--photo img { width: 100%; height: 100%; object-fit: cover; display: block; border-radius: 0; }
.kld-panel--a { left: 0; top: 0; width: 34%; height: 42%; background: var(--wp--preset--color--teal-700); }
.kld-panel--b { left: 4%; bottom: 6%; width: 26%; height: 34%; background: color-mix(in srgb, var(--wp--preset--color--teal-500) 55%, var(--wp--preset--color--teal-900)); }
.kld-panel--c { right: 0; bottom: 0; width: 22%; height: 26%; background: var(--kld-copper); }
.kld-panel--d { right: 10%; top: 0; width: 14%; height: 12%; border: var(--kld-edge); background: transparent; }

.kld-scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 1.25rem;
  transform: translateX(-50%);
  width: 1px;
  height: 44px;
  background: linear-gradient(var(--kld-copper-light), transparent);
  z-index: 3;
}
.kld-scroll-cue::before {
  content: "";
  position: absolute;
  top: 0;
  left: -2px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--kld-copper-light);
  animation: kld-cue 2.2s ease-in-out infinite;
}
@keyframes kld-cue { 50% { transform: translateY(30px); opacity: 0.25; } 100% { transform: none; } }

/* ambient canvas (hero). Explicit top/left/width/height instead of `inset`
   so older mobile engines never let the canvas join page flow, and the
   !important pair beats WP's constrained-layout child rule (max-width +
   centering margins) that was capping it at the content column. */
.kld-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  max-width: none !important;
  margin: 0 !important;
  display: block;
  z-index: 1;
  pointer-events: none;
}

/* ---------- buttons ---------- */

.wp-block-button__link, .kld-btn {
  border-radius: var(--kld-radius) !important;
  font-family: var(--wp--preset--font-family--heading);
  letter-spacing: 0.05em;
  transition: background-color 0.25s, color 0.25s, box-shadow 0.25s;
}
.kld-btn {
  display: inline-block;
  background: var(--kld-copper);
  color: var(--wp--preset--color--warm-white);
  padding: 0.8rem 1.6rem;
  font-weight: 600;
  text-decoration: none;
}
.kld-btn:hover, .kld-btn:focus-visible { background: var(--kld-copper-dark); color: var(--wp--preset--color--warm-white); }
.kld-btn--ghost {
  background: transparent;
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--wp--preset--color--warm-white) 45%, transparent);
}
.kld-btn--ghost:hover, .kld-btn--ghost:focus-visible {
  background: color-mix(in srgb, var(--wp--preset--color--warm-white) 8%, transparent);
  box-shadow: inset 0 0 0 1px var(--kld-copper-light);
}

/* ---------- category tiles: door-hover ---------- */

.kld-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(205px, 1fr));
  gap: 1.25rem;
}
.kld-tile {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--kld-radius);
  display: block;
  text-decoration: none;
  background: var(--wp--preset--color--teal-900);
}
.kld-tile img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--kld-ease);
  border-radius: 0;
}
.kld-tile::after { /* dark gradient for text */
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(4, 32, 31, 0.86));
}
/* copper edge draws around the tile */
.kld-tile .kld-tile-edge {
  position: absolute; inset: 0;
  z-index: 2;
  pointer-events: none;
}
.kld-tile .kld-tile-edge::before,
.kld-tile .kld-tile-edge::after {
  content: "";
  position: absolute;
  background: var(--kld-copper-light);
  transition: transform 0.45s var(--kld-ease);
}
.kld-tile .kld-tile-edge::before { /* top + bottom lines */
  inset: 0 auto auto 0; width: 100%; height: 2px;
  box-shadow: 0 calc(100cqh - 2px) 0 0 var(--kld-copper-light);
  transform: scaleX(0); transform-origin: left;
}
.kld-tile .kld-tile-edge::after { /* left + right lines */
  inset: 0 auto auto 0; width: 2px; height: 100%;
  box-shadow: calc(100cqw - 2px) 0 0 0 var(--kld-copper-light);
  transform: scaleY(0); transform-origin: top;
}
.kld-tile { container-type: size; }
.kld-tile:hover img, .kld-tile:focus-visible img { transform: scale(1.04); }
.kld-tile:hover .kld-tile-edge::before, .kld-tile:focus-visible .kld-tile-edge::before { transform: scaleX(1); }
.kld-tile:hover .kld-tile-edge::after, .kld-tile:focus-visible .kld-tile-edge::after { transform: scaleY(1); }
.kld-tile-label {
  position: absolute;
  left: 1.1rem; right: 1.1rem; bottom: 0.9rem;
  z-index: 3;
  transition: transform 0.4s var(--kld-ease);
}
.kld-tile:hover .kld-tile-label { transform: translateY(-4px); }
.kld-tile-label strong {
  display: block;
  font-family: var(--wp--preset--font-family--heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--wp--preset--color--warm-white);
}
.kld-tile-label span {
  font-size: 0.82rem;
  color: var(--kld-copper-light);
  font-family: var(--wp--preset--font-family--heading);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ---------- project cards (Query Loop) ---------- */

.kld-cards .wp-block-post { position: relative; }
.kld-cards .wp-block-post-featured-image {
  overflow: hidden;
  border-radius: var(--kld-radius);
  margin-bottom: 0.8rem;
  position: relative;
}
.kld-cards .wp-block-post-featured-image img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.6s var(--kld-ease);
}
.kld-cards .wp-block-post:hover .wp-block-post-featured-image img { transform: scale(1.04); }
/* copper corner ticks on hover */
.kld-cards .wp-block-post-featured-image::before,
.kld-cards .wp-block-post-featured-image::after {
  content: "";
  position: absolute;
  width: 18px; height: 18px;
  border: 2px solid var(--kld-copper);
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 2;
  pointer-events: none;
}
.kld-cards .wp-block-post-featured-image::before { top: 10px; left: 10px; border-width: 2px 0 0 2px; }
.kld-cards .wp-block-post-featured-image::after { bottom: 10px; right: 10px; border-width: 0 2px 2px 0; }
.kld-cards .wp-block-post:hover .wp-block-post-featured-image::before,
.kld-cards .wp-block-post:hover .wp-block-post-featured-image::after { opacity: 1; }
.kld-cards .wp-block-post-title { margin: 0 0 0.15rem; }
/* row stagger for card grids (3-col) */
.kld-cards .kld-reveal:nth-child(3n + 2) { transition-delay: 0.07s; }
.kld-cards .kld-reveal:nth-child(3n) { transition-delay: 0.14s; }

/* pagination: no-JS fallback only (JS swaps it for scroll loading) */
.wp-block-query-pagination {
  justify-content: center;
  margin-top: 2.5rem;
  font-family: var(--wp--preset--font-family--heading);
  font-size: 1rem;
  letter-spacing: 0.05em;
}
/* !important: WP prints .wp-container-…{display:flex} for the pagination
   AFTER this sheet, and it would win the cascade at equal specificity */
.kld-pag-js { display: none !important; }
.kld-cards .wp-block-post-title a { text-decoration: none; color: var(--wp--preset--color--teal-700); }
.kld-cards .wp-block-post-title a:hover { color: var(--kld-teal); }
.kld-card-meta {
  font-family: var(--wp--preset--font-family--heading);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--kld-copper-dark);
}

/* ---------- filter pills ---------- */

.kld-pills { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1rem 0 2rem; padding: 0; list-style: none; }
.kld-pills a {
  display: inline-block;
  padding: 0.42rem 1.05rem;
  border: 1px solid color-mix(in srgb, var(--kld-ink) 25%, transparent);
  border-radius: var(--kld-radius);
  text-decoration: none;
  color: var(--kld-ink);
  font-family: var(--wp--preset--font-family--heading);
  font-weight: 500;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  transition: border-color 0.25s, color 0.25s, background-color 0.25s;
}
.kld-pills a:hover { border-color: var(--kld-copper); color: var(--kld-copper-dark); }
.kld-pills a[aria-current="true"] {
  background: var(--wp--preset--color--teal-700);
  border-color: var(--wp--preset--color--teal-700);
  color: var(--wp--preset--color--warm-white);
}

/* ---------- process band ("Kako radimo") ---------- */

.kld-process {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem 1.5rem;
  counter-reset: kld-step;
}
.kld-step { position: relative; padding-top: 1.1rem; }
.kld-step::before { /* copper step-line above each step */
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  border-top: var(--kld-hairline);
}
.kld-step::after {
  content: "";
  position: absolute;
  top: -1px; left: 0;
  width: 2.5rem;
  border-top: var(--kld-edge);
  transition: width 0.5s var(--kld-ease);
}
.kld-step:hover::after { width: 100%; }
.kld-step-no {
  font-family: var(--wp--preset--font-family--heading);
  font-weight: 700;
  font-size: 2rem;
  color: var(--kld-copper);
  line-height: 1;
  display: block;
  margin-bottom: 0.4rem;
}
.kld-step h3 { margin: 0 0 0.35rem; font-size: 1.1rem; }
.kld-step p { margin: 0; font-size: 0.94rem; color: color-mix(in srgb, var(--kld-ink) 78%, transparent); }

/* ---------- section rhythm & tinted bands ---------- */

.kld-band { padding-top: var(--wp--preset--spacing--60); padding-bottom: var(--wp--preset--spacing--60); }
.kld-band--tint { background: var(--wp--preset--color--teal-100); }
.kld-band--dark {
  position: relative;
  background: var(--wp--preset--color--teal-900);
  color: var(--wp--preset--color--warm-white);
}
.kld-band--dark h2, .kld-band--dark h3 { color: var(--wp--preset--color--warm-white); }

/* ---------- footer ---------- */

.kld-footer { border-top: var(--kld-edge); position: relative; overflow: hidden; }
.kld-footer > * { position: relative; z-index: 2; }
.kld-footer a { color: inherit; }
.kld-footer a:hover { color: var(--kld-copper-light); }
.kld-footer-cols { display: flex; flex-wrap: wrap; gap: 2.5rem 4rem; justify-content: space-between; }
.kld-footer-legal {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: var(--kld-hairline-light);
  font-size: 0.82rem;
  color: color-mix(in srgb, var(--wp--preset--color--warm-white) 55%, transparent);
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: space-between;
}
.kld-social { display: flex; gap: 0.9rem; margin-top: 0.75rem; }
.kld-social a { display: inline-flex; opacity: 0.85; }
.kld-social a:hover { opacity: 1; color: var(--kld-copper-light); }
.kld-ico { width: 20px; height: 20px; stroke: currentColor; stroke-width: 1.5; fill: none; }

/* contact person-cards */
.kld-person-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.25rem; }
.kld-person {
  border: var(--kld-hairline);
  border-top: var(--kld-edge);
  border-radius: var(--kld-radius);
  padding: 1.5rem;
  background: #fff;
}
.kld-person h3 { margin: 0 0 0.2rem; }
.kld-person .kld-role { font-size: 0.85rem; color: var(--kld-copper-dark); font-family: var(--wp--preset--font-family--heading); letter-spacing: 0.08em; text-transform: uppercase; }
.kld-person-links { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1rem; }
.kld-person-links a {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.5rem 0.9rem;
  border: var(--kld-hairline);
  border-radius: var(--kld-radius);
  text-decoration: none;
  color: var(--kld-ink);
  font-size: 0.9rem;
  transition: border-color 0.25s, color 0.25s;
}
.kld-person-links a:hover { border-color: var(--kld-copper); color: var(--kld-copper-dark); }

/* ---------- brand strip (materials pattern) ---------- */
.kld-brands {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.6rem;
}
.kld-brands a {
  display: block;
  border: 1px solid color-mix(in srgb, var(--wp--preset--color--ink) 20%, transparent);
  border-radius: 2px;
  padding: 0.35rem 0.9rem;
  font-family: var(--wp--preset--font-family--heading);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s, color 0.25s;
}
.kld-brands a:hover, .kld-brands a:focus-visible { border-color: var(--kld-copper); color: var(--kld-copper-dark); }

/* ---------- CTA band ---------- */

.kld-cta {
  border-top: var(--kld-edge);
  text-align: center;
}
.kld-cta h2 { margin: 0 0 0.5rem; }
.kld-cta p { margin: 0 auto 1.5rem; max-width: 46ch; color: color-mix(in srgb, var(--wp--preset--color--warm-white) 78%, transparent); }

/* ---------- galleries + lightbox ---------- */

.wp-block-gallery .wp-block-image { position: relative; overflow: hidden; border-radius: var(--kld-radius); }
.wp-block-gallery .wp-block-image img { transition: transform 0.5s var(--kld-ease); cursor: zoom-in; }
.wp-block-gallery .wp-block-image:hover img { transform: scale(1.03); }

.kld-lightbox { border: 0; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100%; height: 100%; }
.kld-lightbox::backdrop { background: rgba(4, 32, 31, 0.95); }
.kld-lightbox figure { margin: 0; width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.75rem; }
.kld-lightbox img { max-width: 92vw; max-height: 84vh; object-fit: contain; border-bottom: 3px solid var(--kld-copper); }
.kld-lightbox figcaption { color: var(--wp--preset--color--warm-white); font-size: 0.92rem; }
.kld-lightbox button {
  position: absolute;
  background: transparent;
  border: 1px solid color-mix(in srgb, #fff 35%, transparent);
  border-radius: var(--kld-radius);
  color: #fff;
  width: 46px; height: 46px;
  font-size: 1.3rem;
  cursor: pointer;
  display: grid; place-items: center;
}
.kld-lightbox button:hover, .kld-lightbox button:focus-visible { border-color: var(--kld-copper-light); color: var(--kld-copper-light); }
.kld-lb-close { top: 1rem; right: 1rem; }
.kld-lb-prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.kld-lb-next { right: 1rem; top: 50%; transform: translateY(-50%); }
@media (max-width: 640px) { .kld-lb-prev, .kld-lb-next { top: auto; bottom: 1rem; transform: none; } }

/* ---------- project single ---------- */

.kld-project-details {
  display: flex; flex-wrap: wrap; gap: 2rem 3rem;
  border-top: var(--kld-edge);
  border-bottom: var(--kld-hairline);
  padding: 1rem 0;
  margin: 0 0 1.75rem;
}
.kld-project-details dt {
  font-family: var(--wp--preset--font-family--heading);
  font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--kld-copper-dark);
  margin-bottom: 0.1rem;
}
.kld-project-details dd { margin: 0; font-weight: 600; }

.kld-prevnext {
  display: flex; justify-content: space-between; gap: 1rem;
  border-top: var(--kld-hairline);
  padding-top: 1.25rem;
  margin-top: 2.5rem;
}
.kld-prevnext a { text-decoration: none; font-family: var(--wp--preset--font-family--heading); font-weight: 500; }

/* ---------- reveals (scroll-triggered; JS adds .kld-in) ---------- */

.kld-reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.45s ease-out, transform 0.45s ease-out; }
.kld-reveal.kld-in { opacity: 1; transform: none; }
.kld-reveal:nth-child(2) { transition-delay: 0.07s; }
.kld-reveal:nth-child(3) { transition-delay: 0.14s; }
.kld-reveal:nth-child(4) { transition-delay: 0.21s; }

/* ---------- a11y ---------- */

:focus-visible { outline: 2px solid var(--kld-copper); outline-offset: 2px; }
.kld-band--dark :focus-visible, .kld-footer :focus-visible, .kld-header :focus-visible { outline-color: var(--kld-copper-light); }
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--wp--preset--color--teal-900);
  color: var(--wp--preset--color--warm-white);
  padding: 0.75rem 1.25rem;
}
.skip-link:focus { left: 0; }
.screen-reader-text {
  clip-path: inset(50%); height: 1px; width: 1px; overflow: hidden; position: absolute; white-space: nowrap;
}

/* ---------- small screens ---------- */

@media (max-width: 640px) {
  .kld-nav ul { gap: 1rem; }
  .kld-nav a { font-size: 0.88rem; letter-spacing: 0.03em; }
  .kld-hero { min-height: 0; }
  .kld-mosaic { max-width: 420px; }
  .kld-footer-cols { gap: 1.75rem 2.5rem; }
  .kld-prevnext { flex-direction: column; }
}