/* restovski.cz — custom styles (over tailwind base) */

:root {
  --font-display: "Bricolage Grotesque", sans-serif;
  --font-mono: "Space Mono", monospace;
  --font-monument: "Monument Extended", sans-serif; 

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* dark mode vars */
:root,
html[data-theme="dark"] {
  --bg: #0d0d0c;
  --bg-soft: #161614;
  --bg-raised: #1d1d1a;
  --line: #2c2c27;
  --line-soft: #1a1a17;
  --ink: #f2f0e8;
  --ink-dim: #9c9a8e;
  --ink-faint: #56564e;
  --invert: #0d0d0c;
  --shadow: 0 24px 70px -24px rgba(0, 0, 0, 0.7);
  --grain-opacity: 0.05;
  --grid-opacity: 0.5;
  --photo-filter: grayscale(1) contrast(1.15) brightness(0.92);
}

/* light mode vars */
html[data-theme="light"] {
  --bg: #efece2;
  --bg-soft: #e4e0d2;
  --bg-raised: #faf8f1;
  --line: #cac5b2;
  --line-soft: #dcd7c8;
  --ink: #1a1a16;
  --ink-dim: #5c5a4e;
  --ink-faint: #8d8a78;
  --invert: #efece2;
  --shadow: 0 24px 70px -24px rgba(26, 26, 22, 0.18);
  --grain-opacity: 0.035;
  --grid-opacity: 0.35;
  --photo-filter: grayscale(1) contrast(1.05) brightness(1.03);
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
  margin: 0;
  transition:
    background 0.6s var(--ease-out),
    color 0.6s var(--ease-out);
}
::selection {
  background: var(--ink);
  color: var(--invert);
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 200;
  opacity: var(--grain-opacity);
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  transition: opacity 0.6s var(--ease-out);
}

.font-display {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0;
}

.font-monument {
  font-family: var(--font-monument);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.font-mono {
  font-family: var(--font-mono);
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--line);
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--ink-dim);
}

nav {
  transition:
    transform 0.45s var(--ease-out),
    background 0.6s var(--ease-out),
    border-color 0.6s var(--ease-out);
}
.nav-hidden {
  transform: translateY(-110%);
}

/* theme toggle */
.theme-toggle {
  --toggle-w:  64px;
  --knob-d:    24px;
  --knob-pad:   3px;

  position: relative;
  width: var(--toggle-w);
  height: 32px;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  background: var(--bg-soft);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding: 0 7px;
  transition:
    border-color 0.4s var(--ease-out),
    background 0.4s var(--ease-out);
}
.theme-toggle:hover {
  border-color: var(--ink-dim);
}

.theme-toggle .track-icons {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px;
  font-size: 11px;
  pointer-events: none;
  color: var(--ink-faint);
}

.theme-toggle .knob {
  position: absolute;
  top: var(--knob-pad);
  left: var(--knob-pad);
  width: var(--knob-d);
  height: var(--knob-d);
  border-radius: 50%;
  background: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--invert);
  box-shadow: var(--shadow);
  z-index: 1;
  transition:
    transform 0.5s var(--ease-spring),
    background 0.4s var(--ease-out);
}
html[data-theme="light"] .theme-toggle .knob {
  /* calc: full toggle width − knob diameter − 2× knob padding */
  transform: translateX(calc(var(--toggle-w) - var(--knob-d) - var(--knob-pad) * 2));
}

/* scroll reveals */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.8s var(--ease-out),
    transform 0.8s var(--ease-out);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

.reveal-line {
  opacity: 0;
  transform: translateY(100%);
  transition:
    opacity 0.7s var(--ease-out),
    transform 0.7s var(--ease-out);
}
.reveal-line.in {
  opacity: 1;
  transform: translateY(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition:
    opacity 1s var(--ease-out),
    transform 1s var(--ease-out);
}
.reveal-scale.in {
  opacity: 1;
  transform: scale(1);
}

.grid-bg {
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: var(--grid-opacity);
  transition: opacity 0.6s var(--ease-out);
}

/* buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  background: var(--ink);
  color: var(--invert);
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  transition:
    transform 0.35s var(--ease-spring),
    opacity 0.3s,
    box-shadow 0.35s,
    background 0.4s var(--ease-out),
    color 0.4s var(--ease-out);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  opacity: 0.88;
}
.btn-primary:active {
  transform: translateY(-1px) scale(0.98);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  border: 1.5px solid var(--line);
  color: var(--ink);
  font-family: var(--font-mono);
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  transition:
    border-color 0.3s,
    background 0.3s,
    transform 0.3s var(--ease-spring);
}
.btn-outline:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}
.btn-outline:active {
  transform: translateY(0) scale(0.98);
}

.platform-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--ink-dim);
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}
.platform-btn:hover {
  border-color: var(--ink);
  color: var(--invert);
  background: var(--ink);
  transform: translateY(-2px);
}
.platform-btn:active {
  transform: translateY(0) scale(0.96);
}

.card-tilt {
  transition:
    transform 0.5s var(--ease-out),
    border-color 0.4s var(--ease-out),
    background 0.4s var(--ease-out);
}
.card-tilt:hover {
  transform: translateY(-8px);
  border-color: var(--ink);
}

.progress-track {
  background: var(--line);
  position: relative;
  overflow: hidden;
}
.progress-fill {
  background: var(--ink);
  height: 100%;
  transition: background 0.4s var(--ease-out);
}

.stripes-soldout {
  background: repeating-linear-gradient(
    45deg,
    var(--line),
    var(--line) 9px,
    var(--bg) 9px,
    var(--bg) 18px
  );
}

.tabnum {
  font-variant-numeric: tabular-nums;
}

/* accordion */
details > summary {
  list-style: none;
  cursor: pointer;
}
details > summary::-webkit-details-marker {
  display: none;
}
details[open] .chev {
  transform: rotate(45deg);
}
.chev {
  transition: transform 0.4s var(--ease-out);
}
details > div {
  animation: accordion-open 0.4s var(--ease-out);
}
@keyframes accordion-open {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.parallax-layer {
  will-change: transform;
}

.link-underline {
  position: relative;
}
.link-underline::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1.5px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease-out);
}
.link-underline:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

/* type scale */
.h-hero {
  font-size: clamp(3.2rem, 9vw, 6.5rem);
  line-height: 0.98;
}
.h-section {
  font-size: clamp(2.3rem, 6.8vw, 4.3rem);
  line-height: 0.96;
}
.h-card {
  font-size: clamp(1.25rem, 2.3vw, 1.55rem);
  line-height: 1.08;
}

.line-no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-faint);
  display: inline-block;
  min-width: 2ch;
}

/* stroke / outline text effect */
.text-stroke {
  -webkit-text-stroke: 2px var(--ink);
  text-stroke: 2px var(--ink);
  color: transparent;
  letter-spacing: 0.01em;
}
@supports not (-webkit-text-stroke: 1px black) {
  .text-stroke {
    color: var(--ink);
    -webkit-text-stroke: 0;
  }
}

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.load-in {
  animation: fade-in-up 0.8s var(--ease-out) both;
}

/* hero portrait — "mounted print" framing that works in both themes */
.hero-portrait {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  box-shadow: var(--shadow);
}
.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: var(--photo-filter);
  transition:
    filter 0.6s var(--ease-out),
    transform 0.8s var(--ease-out);
}
.hero-portrait:hover img {
  transform: scale(1.03);
}
.hero-portrait::before {
  /* fixed vignette — not tied to bg so it works in both themes */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0) 72%,
    rgba(0, 0, 0, 0.3) 100%
  );
  z-index: 1;
  pointer-events: none;
}

/* corner brackets */
.frame-corner {
  position: absolute;
  width: 18px;
  height: 18px;
  pointer-events: none;
  z-index: 2;
  transition: border-color 0.5s var(--ease-out);
}
.frame-corner.tl {
  top: -1px;
  left: -1px;
  border-top: 2px solid var(--ink);
  border-left: 2px solid var(--ink);
}
.frame-corner.tr {
  top: -1px;
  right: -1px;
  border-top: 2px solid var(--ink);
  border-right: 2px solid var(--ink);
}
.frame-corner.bl {
  bottom: -1px;
  left: -1px;
  border-bottom: 2px solid var(--ink);
  border-left: 2px solid var(--ink);
}
.frame-corner.br {
  bottom: -1px;
  right: -1px;
  border-bottom: 2px solid var(--ink);
  border-right: 2px solid var(--ink);
}

.tape-label {
  background: var(--ink);
  color: var(--invert);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45em 0.9em;
  transform: rotate(-2deg);
  box-shadow: var(--shadow);
}

/* theme-switch flash overlay */
@keyframes flash-fade {
  0% {
    opacity: 0.5;
  }
  100% {
    opacity: 0;
  }
}
.theme-flash {
  position: fixed;
  inset: 0;
  background: var(--ink);
  z-index: 300;
  pointer-events: none;
  opacity: 0;
  mix-blend-mode: difference;
}
.theme-flash.flashing {
  animation: flash-fade 0.5s var(--ease-out);
}

/* press-kit demo notice — modal overlay */
.pk-overlay {
  position: fixed;
  inset: 0;
  z-index: 400;
  background: rgba(0, 0, 0, 0.72);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
  cursor: pointer;
}
.pk-overlay.visible {
  opacity: 1;
}
.pk-box {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  max-width: 32rem;
  width: 100%;
  padding: 2.5rem;
  position: relative;
  transform: translateY(12px);
  transition: transform 0.4s var(--ease-out);
}
.pk-overlay.visible .pk-box {
  transform: translateY(0);
}
.pk-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.5rem;
  transition: color 0.2s;
}
.pk-close:hover {
  color: var(--ink);
}
/* ═══════════════════════════════════════════════════════════════════════════
   MERCH — produktové karty, velikosti, košík
   Vše závisí na CSS proměnných webu (--bg, --ink, --line, …)
   → automaticky funguje v dark i light módu bez dalšího kódu.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Produktová karta ──────────────────────────────────────────────────── */

.product-card {
  display:        flex;
  flex-direction: column;
  background:     var(--bg-soft);
  border:         1px solid var(--line);
  transition:     transform 0.4s var(--ease-out), border-color 0.3s;
}
.product-card:hover { transform: translateY(-6px); border-color: var(--ink-dim); }

.product-card__image {
  position:     relative;
  aspect-ratio: 1 / 1;
  overflow:     hidden;
  background:   var(--bg-raised);
}
.product-card__image img {
  width:      100%;
  height:     100%;
  object-fit: cover;
  filter:     grayscale(1) contrast(1.1);
  transition: transform 0.6s var(--ease-out);
}
.product-card:hover .product-card__image img { transform: scale(1.05); }

.product-card__badge {
  position:     absolute;
  top:          12px;
  left:         12px;
  font-family:  var(--font-mono);
  font-size:    0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background:   var(--ink);
  color:        var(--invert);
  padding:      0.3em 0.65em;
  z-index:      1;
}

.product-card__body {
  display:        flex;
  flex-direction: column;
  flex:           1;
  padding:        1rem;
  gap:            0.75rem;
}

.product-card__header {
  display:         flex;
  justify-content: space-between;
  align-items:     flex-start;
  gap:             0.5rem;
}

.product-card__name {
  font-family:    var(--font-display);
  font-weight:    800;
  font-size:      0.875rem;
  text-transform: uppercase;
  line-height:    1.15;
  color:          var(--ink);
  margin:         0;
}

.product-card__price {
  font-family: var(--font-mono);
  font-size:   0.85rem;
  font-weight: 700;
  color:       var(--ink);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ── Výběr velikosti ───────────────────────────────────────────────────── */

.size-label {
  font-family:    var(--font-mono);
  font-size:      0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color:          var(--ink-dim);
  margin-bottom:  0.4rem;
}

.size-selector {
  display:   flex;
  flex-wrap: wrap;
  gap:       0.3rem;
}

.size-btn {
  font-family:    var(--font-mono);
  font-size:      0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding:        0.3em 0.55em;
  min-width:      2.2rem;
  border:         1px solid var(--line);
  background:     transparent;
  color:          var(--ink-dim);
  cursor:         pointer;
  transition:     border-color 0.2s, background 0.2s, color 0.2s;
  text-align:     center;
}
.size-btn:hover:not(:disabled) { border-color: var(--ink); color: var(--ink); }
.size-btn.active  { background: var(--ink); border-color: var(--ink); color: var(--invert); }
.size-btn:disabled { opacity: 0.3; cursor: not-allowed; text-decoration: line-through; }

/* ── Tlačítko "Přidat do košíku" ───────────────────────────────────────── */

.add-to-cart {
  font-family:    var(--font-display);
  font-weight:    800;
  font-size:      0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding:        0.75rem 1rem;
  width:          100%;
  margin-top:     auto;
  border:         1px solid var(--line);
  background:     transparent;
  color:          var(--ink-faint);
  cursor:         not-allowed;
  transition:     background 0.25s, border-color 0.25s, color 0.25s, opacity 0.25s;
}
.add-to-cart.ready   { background: var(--ink); border-color: var(--ink); color: var(--invert); cursor: pointer; }
.add-to-cart.ready:hover  { opacity: 0.86; }
.add-to-cart.success { background: var(--bg-raised); border-color: var(--line); color: var(--ink-dim); cursor: default; }

/* ── Cart badge ────────────────────────────────────────────────────────── */

.cart-badge {
  position:       absolute;
  top:            -4px;
  right:          -4px;
  min-width:      18px;
  height:         18px;
  padding:        0 3px;
  border-radius:  999px;
  background:     var(--ink);
  color:          var(--invert);
  font-family:    var(--font-mono);
  font-size:      8px;
  font-weight:    700;
  display:        flex;
  align-items:    center;
  justify-content: center;
  line-height:    1;
  pointer-events: none;
  transition:     transform 0.3s var(--ease-spring);
}
.cart-badge.bump { transform: scale(1.4); }

/* ── Cart drawer open state ────────────────────────────────────────────── */

.cart-drawer-open { transform: translateX(0) !important; }

/* ── Cart helper buttons ───────────────────────────────────────────────── */

.cart-action-btn {
  font-family:    var(--font-mono);
  font-size:      0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color:          var(--ink-faint);
  background:     none;
  border:         none;
  cursor:         pointer;
  padding:        0.2rem;
  transition:     color 0.2s;
}
.cart-action-btn:hover { color: var(--ink); }

.cart-close-btn {
  font-family:    var(--font-mono);
  font-size:      0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color:          var(--ink-dim);
  background:     none;
  border:         none;
  cursor:         pointer;
  padding:        0.2rem 0.4rem;
  transition:     color 0.2s;
}
.cart-close-btn:hover { color: var(--ink); }

/* ── Cart item ─────────────────────────────────────────────────────────── */

.cart-item {
  display:       flex;
  align-items:   flex-start;
  gap:           0.75rem;
  padding:       0.875rem 0;
  border-bottom: 1px solid var(--line);
  animation:     cart-item-in 0.35s var(--ease-out) both;
}
.cart-item:last-child { border-bottom: none; }

@keyframes cart-item-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.cart-item__thumb {
  width:       52px;
  height:      52px;
  flex-shrink: 0;
  background:  var(--bg-raised);
  border:      1px solid var(--line);
  overflow:    hidden;
}
.cart-item__thumb img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); }

.cart-item__info    { flex: 1; min-width: 0; }

.cart-item__name {
  font-family:    var(--font-display);
  font-weight:    800;
  font-size:      0.8rem;
  text-transform: uppercase;
  color:          var(--ink);
  margin:         0 0 0.15rem;
  white-space:    nowrap;
  overflow:       hidden;
  text-overflow:  ellipsis;
}

.cart-item__meta {
  font-family:    var(--font-mono);
  font-size:      0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color:          var(--ink-dim);
}

.cart-item__price {
  font-family: var(--font-mono);
  font-size:   0.78rem;
  font-weight: 700;
  color:       var(--ink);
  margin-top:  0.3rem;
}

/* quantity controls */
.cart-item__qty { display: flex; align-items: center; gap: 0.4rem; margin-top: 0.4rem; }

.qty-btn {
  width:          22px;
  height:         22px;
  display:        flex;
  align-items:    center;
  justify-content: center;
  border:         1px solid var(--line);
  background:     transparent;
  color:          var(--ink);
  font-family:    var(--font-mono);
  font-size:      0.75rem;
  cursor:         pointer;
  transition:     background 0.2s, border-color 0.2s;
  flex-shrink:    0;
}
.qty-btn:hover  { background: var(--bg-raised); border-color: var(--ink-dim); }
.qty-btn:active { background: var(--line); }

.qty-value { font-family: var(--font-mono); font-size: 0.7rem; min-width: 1.2rem; text-align: center; color: var(--ink); }

.cart-item__remove {
  background:     none;
  border:         none;
  cursor:         pointer;
  font-family:    var(--font-mono);
  font-size:      0.6rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color:          var(--ink-faint);
  padding:        0.15rem;
  flex-shrink:    0;
  margin-top:     0.1rem;
  transition:     color 0.2s;
}
.cart-item__remove:hover { color: var(--ink); }

/* ── Payment icons ─────────────────────────────────────────────────────── */

.payment-icon {
  font-family:    var(--font-mono);
  font-size:      0.6rem;
  font-weight:    700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color:          var(--ink-faint);
  border:         1px solid var(--line);
  padding:        0.2em 0.5em;
  border-radius:  2px;
}

/* ── Toast notifikace ──────────────────────────────────────────────────── */

.cart-toast {
  position:       fixed;
  bottom:         5rem;       /* nad mobile tab barem */
  left:           1.25rem;
  z-index:        600;
  font-family:    var(--font-mono);
  font-size:      0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background:     var(--ink);
  color:          var(--invert);
  padding:        0.75rem 1.25rem;
  max-width:      calc(100vw - 2.5rem);
  pointer-events: none;
  opacity:        0;
  transform:      translateY(8px);
  transition:     opacity 0.3s, transform 0.3s;
}
.cart-toast.visible { opacity: 1; transform: translateY(0); }

@media (min-width: 1024px) {
  .cart-toast { bottom: 1.5rem; }   /* na desktopu bez tab baru */
}
/* ═══════════════════════════════════════════════════════════════════════════
   GALERIE — filmový kontaktní arch + lightbox
   Závisí na CSS proměnných webu → automaticky dark/light mode.
   ═══════════════════════════════════════════════════════════════════════════ */

/* filter tabs — stejný styl jako tour filtry */
.gallery-filter-btn {
  font-family:    var(--font-mono);
  font-size:      0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border:         1.5px solid var(--line);
  background:     transparent;
  color:          var(--ink-dim);
  cursor:         pointer;
  transition:     border-color 0.2s, background 0.2s, color 0.2s;
}
.gallery-filter-btn:hover { border-color: var(--ink-dim); color: var(--ink); }
.gallery-filter-btn.active {
  border-color: var(--ink);
  background:   var(--ink);
  color:        var(--invert);
}

/* grid item — "kontaktní arch" */
.gallery-item {
  position:     relative;
  overflow:     hidden;
  cursor:       pointer;
  aspect-ratio: 1 / 1;
  background:   var(--bg-raised);
  outline:      1px solid var(--line);
  transition:   outline-color 0.2s;
}
.gallery-item:hover         { outline-color: var(--ink-dim); }
.gallery-item:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

.gallery-item img {
  width:      100%;
  height:     100%;
  object-fit: cover;
  filter:     grayscale(1) contrast(1.1);
  transition: transform 0.5s var(--ease-out), filter 0.35s;
  display:    block;
}
.gallery-item:hover img {
  transform: scale(1.06);
  filter:    grayscale(1) contrast(1.2) brightness(0.72);
}

/* hover overlay: frame no + caption */
.gallery-item__overlay {
  position:       absolute;
  inset:          0;
  display:        flex;
  flex-direction: column;
  justify-content: space-between;
  padding:        0.55rem 0.6rem;
  opacity:        0;
  transition:     opacity 0.22s var(--ease-out);
  pointer-events: none;
}
.gallery-item:hover .gallery-item__overlay { opacity: 1; }

.gallery-item__no {
  font-family:    var(--font-mono);
  font-size:      0.58rem;
  font-weight:    700;
  color:          rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
  align-self:     flex-start;
}
.gallery-item__cap {
  font-family:    var(--font-mono);
  font-size:      0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color:          rgba(255,255,255,0.65);
  align-self:     flex-end;
}

/* lightbox */
#gallery-lightbox {
  display:    none;
  opacity:    0;
  transition: opacity 0.22s var(--ease-out);
}
.gallery-lightbox-open {
  display:  flex !important;
  opacity:  1   !important;
}

.gallery-lb-img {
  max-width:    100%;
  max-height:   100%;
  object-fit:   contain;
  filter:       grayscale(1) contrast(1.1);
  opacity:      1;
  transition:   opacity 0.13s ease;
  box-shadow:   0 0 0 1px rgba(255,255,255,0.07), 0 20px 70px rgba(0,0,0,0.85);
  display:      block;
}

.gallery-lb-btn {
  background:     none;
  border:         none;
  cursor:         pointer;
  font-family:    var(--font-mono);
  color:          rgba(255,255,255,0.4);
  padding:        0.5rem 0.75rem;
  letter-spacing: 0.06em;
  transition:     color 0.18s;
  user-select:    none;
}
.gallery-lb-btn:hover          { color: rgba(255,255,255,0.9); }
.gallery-lb-btn:focus-visible  { outline: 2px solid rgba(255,255,255,0.35); outline-offset: 3px; }
.gallery-lb-btn[disabled]      { opacity: 0.2; cursor: not-allowed; }
/* ── Gallery teaser (v disco sekci místo mini galerie) ──────────────────── */

.gallery-teaser {
  display:    block;
  background: var(--bg-soft);
  transition: border-color 0.25s, background 0.25s;
}
.gallery-teaser:hover {
  border-color: var(--ink-dim);
  background:   var(--bg-raised);
}

/* ── Entrance animace pro každou fotku v gridu ──────────────────────────── */

@keyframes gallery-item-in {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

.gallery-item {
  position:     relative;
  overflow:     hidden;
  cursor:       pointer;
  aspect-ratio: 1 / 1;
  background:   var(--bg-raised);
  outline:      1px solid var(--line);
  transition:   outline-color 0.22s;
  /* každá fotka přijde s animací (animation-delay nastavuje JS) */
  animation:    gallery-item-in 0.4s var(--ease-out) both;
}
.gallery-item:hover         { outline-color: var(--ink-dim); }
.gallery-item:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

.gallery-item img {
  width:      100%;
  height:     100%;
  object-fit: cover;
  filter:     grayscale(1) contrast(1.1);
  transition: transform 0.5s var(--ease-out), filter 0.35s;
  display:    block;
}
.gallery-item:hover img {
  transform: scale(1.06);
  filter:    grayscale(1) contrast(1.2) brightness(0.72);
}

/* overlay: frame no + caption */
.gallery-item__overlay {
  position:       absolute;
  inset:          0;
  display:        flex;
  flex-direction: column;
  justify-content: space-between;
  padding:        0.55rem 0.6rem;
  opacity:        0;
  transition:     opacity 0.22s var(--ease-out);
  pointer-events: none;
}
.gallery-item:hover .gallery-item__overlay { opacity: 1; }

.gallery-item__no {
  font-family:    var(--font-mono);
  font-size:      0.58rem;
  font-weight:    700;
  color:          rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
  align-self:     flex-start;
}
.gallery-item__cap {
  font-family:    var(--font-mono);
  font-size:      0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color:          rgba(255,255,255,0.65);
  align-self:     flex-end;
}

/* ── Load more button ────────────────────────────────────────────────────── */

.gallery-load-btn {
  font-family:    var(--font-mono);
  font-size:      0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding:        0.85rem 2rem;
  border:         1.5px solid var(--line);
  background:     transparent;
  color:          var(--ink-dim);
  cursor:         pointer;
  transition:     border-color 0.22s, color 0.22s, transform 0.3s var(--ease-spring);
}
.gallery-load-btn:hover  { border-color: var(--ink); color: var(--ink); transform: translateY(-2px); }
.gallery-load-btn:active { transform: translateY(0) scale(0.98); }

/* ── Lightbox ────────────────────────────────────────────────────────────── */

#gallery-lightbox {
  display:    none;
  opacity:    0;
  transition: opacity 0.22s var(--ease-out);
}
.gallery-lightbox-open {
  display:  flex !important;
  opacity:  1   !important;
}

.gallery-lb-img {
  max-width:    100%;
  max-height:   100%;
  object-fit:   contain;
  filter:       grayscale(1) contrast(1.1);
  opacity:      1;
  transition:   opacity 0.13s ease;
  box-shadow:   0 0 0 1px rgba(255,255,255,0.07), 0 20px 70px rgba(0,0,0,0.85);
  display:      block;
}

.gallery-lb-btn {
  background:     none;
  border:         none;
  cursor:         pointer;
  font-family:    var(--font-mono);
  color:          rgba(255,255,255,0.4);
  padding:        0.5rem 0.75rem;
  letter-spacing: 0.06em;
  transition:     color 0.18s;
  user-select:    none;
}
.gallery-lb-btn:hover         { color: rgba(255,255,255,0.9); }
.gallery-lb-btn:focus-visible { outline: 2px solid rgba(255,255,255,0.35); outline-offset: 3px; }
.gallery-lb-btn[disabled]     { opacity: 0.2; cursor: not-allowed; }

/* filter tabs */
.gallery-filter-btn {
  font-family:    var(--font-mono);
  font-size:      0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border:         1.5px solid var(--line);
  background:     transparent;
  color:          var(--ink-dim);
  cursor:         pointer;
  transition:     border-color 0.2s, background 0.2s, color 0.2s;
}
.gallery-filter-btn:hover  { border-color: var(--ink-dim); color: var(--ink); }
.gallery-filter-btn.active { border-color: var(--ink); background: var(--ink); color: var(--invert); }