/* ============================================================
   GTR LUX Okna — styles.css
   Extracted from index.html <style> block (lines 29-1499)
   + improvements: FAQ animation, lightbox, dropdown, breadcrumb,
     blog cards, prefers-reduced-motion
   ============================================================ */

/* ── Tailwind CSS v3.4.19 custom properties reset ─────────── */
*, ::before, ::after {
  --tw-border-spacing-x: 0;
  --tw-border-spacing-y: 0;
  --tw-translate-x: 0;
  --tw-translate-y: 0;
  --tw-rotate: 0;
  --tw-skew-x: 0;
  --tw-skew-y: 0;
  --tw-scale-x: 1;
  --tw-scale-y: 1;
  --tw-pan-x:  ;
  --tw-pan-y:  ;
  --tw-pinch-zoom:  ;
  --tw-scroll-snap-strictness: proximity;
  --tw-gradient-from-position:  ;
  --tw-gradient-via-position:  ;
  --tw-gradient-to-position:  ;
  --tw-ordinal:  ;
  --tw-slashed-zero:  ;
  --tw-numeric-figure:  ;
  --tw-numeric-spacing:  ;
  --tw-numeric-fraction:  ;
  --tw-ring-inset:  ;
  --tw-ring-offset-width: 0px;
  --tw-ring-offset-color: #fff;
  --tw-ring-color: rgb(59 130 246 / 0.5);
  --tw-ring-offset-shadow: 0 0 #0000;
  --tw-ring-shadow: 0 0 #0000;
  --tw-shadow: 0 0 #0000;
  --tw-shadow-colored: 0 0 #0000;
  --tw-blur:  ;
  --tw-brightness:  ;
  --tw-contrast:  ;
  --tw-grayscale:  ;
  --tw-hue-rotate:  ;
  --tw-invert:  ;
  --tw-saturate:  ;
  --tw-sepia:  ;
  --tw-drop-shadow:  ;
  --tw-backdrop-blur:  ;
  --tw-backdrop-brightness:  ;
  --tw-backdrop-contrast:  ;
  --tw-backdrop-grayscale:  ;
  --tw-backdrop-hue-rotate:  ;
  --tw-backdrop-invert:  ;
  --tw-backdrop-opacity:  ;
  --tw-backdrop-saturate:  ;
  --tw-backdrop-sepia:  ;
  --tw-contain-size:  ;
  --tw-contain-layout:  ;
  --tw-contain-paint:  ;
  --tw-contain-style:  ;
}

::backdrop {
  --tw-border-spacing-x: 0;
  --tw-border-spacing-y: 0;
  --tw-translate-x: 0;
  --tw-translate-y: 0;
  --tw-rotate: 0;
  --tw-skew-x: 0;
  --tw-skew-y: 0;
  --tw-scale-x: 1;
  --tw-scale-y: 1;
  --tw-pan-x:  ;
  --tw-pan-y:  ;
  --tw-pinch-zoom:  ;
  --tw-scroll-snap-strictness: proximity;
  --tw-gradient-from-position:  ;
  --tw-gradient-via-position:  ;
  --tw-gradient-to-position:  ;
  --tw-ordinal:  ;
  --tw-slashed-zero:  ;
  --tw-numeric-figure:  ;
  --tw-numeric-spacing:  ;
  --tw-numeric-fraction:  ;
  --tw-ring-inset:  ;
  --tw-ring-offset-width: 0px;
  --tw-ring-offset-color: #fff;
  --tw-ring-color: rgb(59 130 246 / 0.5);
  --tw-ring-offset-shadow: 0 0 #0000;
  --tw-ring-shadow: 0 0 #0000;
  --tw-shadow: 0 0 #0000;
  --tw-shadow-colored: 0 0 #0000;
  --tw-blur:  ;
  --tw-brightness:  ;
  --tw-contrast:  ;
  --tw-grayscale:  ;
  --tw-hue-rotate:  ;
  --tw-invert:  ;
  --tw-saturate:  ;
  --tw-sepia:  ;
  --tw-drop-shadow:  ;
  --tw-backdrop-blur:  ;
  --tw-backdrop-brightness:  ;
  --tw-backdrop-contrast:  ;
  --tw-backdrop-grayscale:  ;
  --tw-backdrop-hue-rotate:  ;
  --tw-backdrop-invert:  ;
  --tw-backdrop-opacity:  ;
  --tw-backdrop-saturate:  ;
  --tw-backdrop-sepia:  ;
  --tw-contain-size:  ;
  --tw-contain-layout:  ;
  --tw-contain-paint:  ;
  --tw-contain-style:  ;
}

/* ── Tailwind base reset ───────────────────────────────────── */
/*
! tailwindcss v3.4.19 | MIT License | https://tailwindcss.com
*/

*,
::before,
::after {
  box-sizing: border-box;
  border-width: 0;
  border-style: solid;
  border-color: #e5e7eb;
}

::before,
::after {
  --tw-content: '';
}

html,
:host {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  -moz-tab-size: 4;
  -o-tab-size: 4;
     tab-size: 4;
  font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-feature-settings: normal;
  font-variation-settings: normal;
  -webkit-tap-highlight-color: transparent;
}

body {
  margin: 0;
  line-height: inherit;
}

hr {
  height: 0;
  color: inherit;
  border-top-width: 1px;
}

abbr:where([title]) {
  -webkit-text-decoration: underline dotted;
          text-decoration: underline dotted;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: inherit;
  font-weight: inherit;
}

a {
  color: inherit;
  text-decoration: inherit;
}

b,
strong {
  font-weight: bolder;
}

code,
kbd,
samp,
pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-feature-settings: normal;
  font-variation-settings: normal;
  font-size: 1em;
}

small {
  font-size: 80%;
}

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

table {
  text-indent: 0;
  border-color: inherit;
  border-collapse: collapse;
}

button,
input,
optgroup,
select,
textarea {
  font-family: inherit;
  font-feature-settings: inherit;
  font-variation-settings: inherit;
  font-size: 100%;
  font-weight: inherit;
  line-height: inherit;
  letter-spacing: inherit;
  color: inherit;
  margin: 0;
  padding: 0;
}

button,
select {
  text-transform: none;
}

button,
input:where([type='button']),
input:where([type='reset']),
input:where([type='submit']) {
  -webkit-appearance: button;
  background-color: transparent;
  background-image: none;
}

:-moz-focusring {
  outline: auto;
}

:-moz-ui-invalid {
  box-shadow: none;
}

progress {
  vertical-align: baseline;
}

::-webkit-inner-spin-button,
::-webkit-outer-spin-button {
  height: auto;
}

[type='search'] {
  -webkit-appearance: textfield;
  outline-offset: -2px;
}

::-webkit-search-decoration {
  -webkit-appearance: none;
}

::-webkit-file-upload-button {
  -webkit-appearance: button;
  font: inherit;
}

summary {
  display: list-item;
}

blockquote,
dl,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
figure,
p,
pre {
  margin: 0;
}

fieldset {
  margin: 0;
  padding: 0;
}

legend {
  padding: 0;
}

ol,
ul,
menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

dialog {
  padding: 0;
}

textarea {
  resize: vertical;
}

input::-moz-placeholder, textarea::-moz-placeholder {
  opacity: 1;
  color: #9ca3af;
}

input::placeholder,
textarea::placeholder {
  opacity: 1;
  color: #9ca3af;
}

button,
[role="button"] {
  cursor: pointer;
}

:disabled {
  cursor: default;
}

img,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
  display: block;
  vertical-align: middle;
}

img,
video {
  max-width: 100%;
  height: auto;
}

[hidden]:where(:not([hidden="until-found"])) {
  display: none;
}

/* ── Tailwind utility classes ─────────────────────────────── */
.fixed { position: fixed; }
.absolute { position: absolute; }
.relative { position: relative; }
.inset-0 { inset: 0px; }
.-right-2 { right: -0.5rem; }
.bottom-0 { bottom: 0px; }
.bottom-10 { bottom: 2.5rem; }
.left-0 { left: 0px; }
.left-1\/2 { left: 50%; }
.right-8 { right: 2rem; }
.top-1\/2 { top: 50%; }
.top-8 { top: 2rem; }
.top-full { top: 100%; }
.z-10 { z-index: 10; }
.z-50 { z-index: 50; }
.col-span-1 { grid-column: span 1 / span 1; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mb-0\.5 { margin-bottom: 0.125rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-12 { margin-bottom: 3rem; }
.mb-16 { margin-bottom: 4rem; }
.mb-20 { margin-bottom: 5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 0.75rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-16 { margin-top: 4rem; }
.mt-4 { margin-top: 1rem; }
.block { display: block; }
.flex { display: flex; }
.grid { display: grid; }
.hidden { display: none; }
.aspect-\[4\/3\] { aspect-ratio: 4/3; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-14 { height: 3.5rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-\[350px\] { height: 350px; }
.h-\[450px\] { height: 450px; }
.h-fit { height: -moz-fit-content; height: fit-content; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }
.w-10 { width: 2.5rem; }
.w-12 { width: 3rem; }
.w-14 { width: 3.5rem; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-8 { width: 2rem; }
.w-fit { width: -moz-fit-content; width: fit-content; }
.w-full { width: 100%; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-7xl { max-width: 80rem; }
.max-w-md { max-width: 28rem; }
.max-w-xl { max-width: 36rem; }
.shrink-0 { flex-shrink: 0; }
.flex-grow { flex-grow: 1; }
.-translate-x-1\/2 {
  --tw-translate-x: -50%;
  transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
}
.rotate-180 {
  --tw-rotate: 180deg;
  transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
}
.scale-105 {
  --tw-scale-x: 1.05;
  --tw-scale-y: 1.05;
  transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
}
.cursor-pointer { cursor: pointer; }
.appearance-none { -webkit-appearance: none; -moz-appearance: none; appearance: none; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.flex-col { flex-direction: column; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-10 { gap: 2.5rem; }
.gap-12 { gap: 3rem; }
.gap-2 { gap: 0.5rem; }
.gap-20 { gap: 5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.-space-x-3 > :not([hidden]) ~ :not([hidden]) {
  --tw-space-x-reverse: 0;
  margin-right: calc(-0.75rem * var(--tw-space-x-reverse));
  margin-left: calc(-0.75rem * calc(1 - var(--tw-space-x-reverse)));
}
.space-y-10 > :not([hidden]) ~ :not([hidden]) {
  --tw-space-y-reverse: 0;
  margin-top: calc(2.5rem * calc(1 - var(--tw-space-y-reverse)));
  margin-bottom: calc(2.5rem * var(--tw-space-y-reverse));
}
.space-y-2 > :not([hidden]) ~ :not([hidden]) {
  --tw-space-y-reverse: 0;
  margin-top: calc(0.5rem * calc(1 - var(--tw-space-y-reverse)));
  margin-bottom: calc(0.5rem * var(--tw-space-y-reverse));
}
.space-y-4 > :not([hidden]) ~ :not([hidden]) {
  --tw-space-y-reverse: 0;
  margin-top: calc(1rem * calc(1 - var(--tw-space-y-reverse)));
  margin-bottom: calc(1rem * var(--tw-space-y-reverse));
}
.space-y-6 > :not([hidden]) ~ :not([hidden]) {
  --tw-space-y-reverse: 0;
  margin-top: calc(1.5rem * calc(1 - var(--tw-space-y-reverse)));
  margin-bottom: calc(1.5rem * var(--tw-space-y-reverse));
}
.overflow-hidden { overflow: hidden; }
.rounded { border-radius: 0.25rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-3xl { border-radius: 1.5rem; }
.rounded-\[3rem\] { border-radius: 3rem; }
.rounded-full { border-radius: 9999px; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-b { border-bottom-width: 1px; }
.border-l { border-left-width: 1px; }
.border-t { border-top-width: 1px; }
.border-black\/10 { border-color: rgb(0 0 0 / 0.1); }
.border-gray-800 {
  --tw-border-opacity: 1;
  border-color: rgb(31 41 55 / var(--tw-border-opacity, 1));
}
.border-white\/10 { border-color: rgb(255 255 255 / 0.1); }
.border-white\/5 { border-color: rgb(255 255 255 / 0.05); }
.bg-black {
  --tw-bg-opacity: 1;
  background-color: rgb(0 0 0 / var(--tw-bg-opacity, 1));
}
.bg-gray-700 {
  --tw-bg-opacity: 1;
  background-color: rgb(55 65 81 / var(--tw-bg-opacity, 1));
}
.bg-transparent { background-color: transparent; }
.bg-white {
  --tw-bg-opacity: 1;
  background-color: rgb(255 255 255 / var(--tw-bg-opacity, 1));
}
.bg-white\/5 { background-color: rgb(255 255 255 / 0.05); }
.bg-\[url\(\'https\:\/\/www\.transparenttextures\.com\/patterns\/carbon-fibre\.png\'\)\] {
  background-image: url('https://www.transparenttextures.com/patterns/carbon-fibre.png');
}
.bg-gradient-to-t { background-image: linear-gradient(to top, var(--tw-gradient-stops)); }
.from-black {
  --tw-gradient-from: #000 var(--tw-gradient-from-position);
  --tw-gradient-to: rgb(0 0 0 / 0) var(--tw-gradient-to-position);
  --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to);
}
.via-black\/40 {
  --tw-gradient-to: rgb(0 0 0 / 0)  var(--tw-gradient-to-position);
  --tw-gradient-stops: var(--tw-gradient-from), rgb(0 0 0 / 0.4) var(--tw-gradient-via-position), var(--tw-gradient-to);
}
.to-transparent { --tw-gradient-to: transparent var(--tw-gradient-to-position); }
.fill-current { fill: currentColor; }
.object-cover { -o-object-fit: cover; object-fit: cover; }
.p-10 { padding: 2.5rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.\!py-0 { padding-top: 0px !important; padding-bottom: 0px !important; }
.px-10 { padding-left: 2.5rem; padding-right: 2.5rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-5 { padding-top: 1.25rem; padding-bottom: 1.25rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.\!pb-0 { padding-bottom: 0px !important; }
.pb-10 { padding-bottom: 2.5rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pt-0 { padding-top: 0px; }
.pt-10 { padding-top: 2.5rem; }
.pt-20 { padding-top: 5rem; }
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
.text-5xl { font-size: 3rem; line-height: 1; }
.text-\[10px\] { font-size: 10px; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.font-bold { font-weight: 700; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.uppercase { text-transform: uppercase; }
.italic { font-style: italic; }
.leading-relaxed { line-height: 1.625; }
.tracking-tighter { letter-spacing: -0.05em; }
.tracking-widest { letter-spacing: 0.1em; }
.text-black { --tw-text-opacity: 1; color: rgb(0 0 0 / var(--tw-text-opacity, 1)); }
.text-gray-100 { --tw-text-opacity: 1; color: rgb(243 244 246 / var(--tw-text-opacity, 1)); }
.text-gray-200 { --tw-text-opacity: 1; color: rgb(229 231 235 / var(--tw-text-opacity, 1)); }
.text-gray-300 { --tw-text-opacity: 1; color: rgb(209 213 219 / var(--tw-text-opacity, 1)); }
.text-gray-400 { --tw-text-opacity: 1; color: rgb(156 163 175 / var(--tw-text-opacity, 1)); }
.text-gray-500 { --tw-text-opacity: 1; color: rgb(107 114 128 / var(--tw-text-opacity, 1)); }
.text-gray-700 { --tw-text-opacity: 1; color: rgb(55 65 81 / var(--tw-text-opacity, 1)); }
.text-white { --tw-text-opacity: 1; color: rgb(255 255 255 / var(--tw-text-opacity, 1)); }
.text-white\/30 { color: rgb(255 255 255 / 0.3); }
.opacity-0 { opacity: 0; }
.opacity-10 { opacity: 0.1; }
.opacity-80 { opacity: 0.8; }
.shadow-2xl {
  --tw-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  --tw-shadow-colored: 0 25px 50px -12px var(--tw-shadow-color);
  box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
}
.shadow-lg {
  --tw-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color), 0 4px 6px -4px var(--tw-shadow-color);
  box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
}
.shadow-xl {
  --tw-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color), 0 8px 10px -6px var(--tw-shadow-color);
  box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
}
.outline-none { outline: 2px solid transparent; outline-offset: 2px; }
.grayscale {
  --tw-grayscale: grayscale(100%);
  filter: var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow);
}
.filter {
  filter: var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow);
}
.backdrop-blur-md {
  --tw-backdrop-blur: blur(12px);
  backdrop-filter: var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia);
}
.backdrop-blur-sm {
  --tw-backdrop-blur: blur(4px);
  backdrop-filter: var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia);
}
.transition {
  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow, transform, filter, backdrop-filter;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}
.transition-all {
  transition-property: all;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}
.transition-colors {
  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}
.transition-opacity {
  transition-property: opacity;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}
.transition-transform {
  transition-property: transform;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
}
.duration-1000 { transition-duration: 1000ms; }
.duration-300 { transition-duration: 300ms; }
.duration-700 { transition-duration: 700ms; }
.hover\:scale-105:hover {
  --tw-scale-x: 1.05;
  --tw-scale-y: 1.05;
  transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
}
.hover\:bg-white\/5:hover { background-color: rgb(255 255 255 / 0.05); }
.hover\:text-black:hover { --tw-text-opacity: 1; color: rgb(0 0 0 / var(--tw-text-opacity, 1)); }
.hover\:grayscale-0:hover {
  --tw-grayscale: grayscale(0);
  filter: var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow);
}
.group:hover .group-hover\:translate-x-2 {
  --tw-translate-x: 0.5rem;
  transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
}
.group:hover .group-hover\:scale-110 {
  --tw-scale-x: 1.1;
  --tw-scale-y: 1.1;
  transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
}
.group:hover .group-hover\:opacity-100 { opacity: 1; }

@media (min-width: 640px) {
  .sm\:flex-row { flex-direction: row; }
}

@media (min-width: 768px) {
  .md\:block { display: block; }
  .md\:hidden { display: none; }
  .md\:max-w-xs { max-width: 20rem; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:flex-row { flex-direction: row; }
  .md\:p-14 { padding: 3.5rem; }
  .md\:text-2xl { font-size: 1.5rem; line-height: 2rem; }
  .md\:text-5xl { font-size: 3rem; line-height: 1; }
}

@media (min-width: 1024px) {
  .lg\:col-span-1 { grid-column: span 1 / span 1; }
  .lg\:block { display: block; }
  .lg\:flex { display: flex; }
  .lg\:hidden { display: none; }
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:flex-row { flex-direction: row; }
  .lg\:text-left { text-align: left; }
}

/* ── Animation utilities ──────────────────────────────────── */
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, sans-serif; }
[data-animate] { opacity: 0; transition: opacity 0.7s ease-out, transform 0.7s ease-out; }
.anim-fade-up { transform: translateY(30px); }
.anim-fade-down { transform: translateY(-30px); }
.anim-fade-left { transform: translateX(-30px); }
.anim-fade-right { transform: translateX(30px); }
.anim-fade-in {}
.anim-scale-in { transform: scale(0.95); }
.anim-visible { opacity: 1 !important; transform: none !important; }

/* ── GTR LUX Okna — Dark Luxury Design System ─────────────── */
:root {
  --background: 222 15% 8%;
  --foreground: 210 20% 98%;

  --card: 222 15% 12%;
  --card-foreground: 210 20% 98%;

  --primary: 45 70% 55%; /* Luxury Gold */
  --primary-foreground: 222 15% 8%;

  --secondary: 222 15% 15%;
  --secondary-foreground: 210 20% 98%;

  --muted: 222 15% 18%;
  --muted-foreground: 215 20% 65%;

  --accent: 45 70% 55%;
  --accent-foreground: 222 15% 8%;

  --border: 222 15% 20%;
  --input: 222 15% 15%;
  --ring: 45 70% 55%;

  --radius: 0.75rem;

  --gradient-hero: linear-gradient(to right, rgba(0,0,0,0.9), rgba(0,0,0,0.65), rgba(0,0,0,0.35));
  --gradient-gold: linear-gradient(135deg, #d4af37 0%, #f1d27b 50%, #b8860b 100%);

  --shadow-card: 0 20px 40px -15px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 40px -10px hsl(var(--primary) / 0.3);

  /* Semantic surface ramp — overridden by themes */
  --surface-deep: 222 15% 5%;
  --surface-deeper: 222 15% 6%;
  --surface-base: 222 15% 8%;
  --surface-1: 222 15% 10%;
  --surface-2: 222 15% 11%;
  --surface-3: 222 15% 12%;
  --surface-4: 222 15% 13%;
  --surface-5: 222 15% 14%;
  --surface-6: 222 15% 15%;
  --surface-7: 222 15% 18%;
  --surface-8: 222 15% 20%;
}

* { box-sizing: border-box; border-color: hsl(var(--border)); }

/* ── 1. scroll-behavior: smooth (verified) ─────────────────── */
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', serif;
}

.heading-display {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.heading-section {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.body-large {
  font-size: 1.125rem;
  font-weight: 300;
  line-height: 1.8;
  color: hsl(var(--muted-foreground));
}

.label-caps {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-weight: 600;
  color: hsl(var(--primary));
}

.btn-luxury {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 2.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  background: var(--gradient-gold);
  color: #000;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  box-shadow: 0 10px 20px -5px rgba(212, 175, 55, 0.3);
}

.btn-luxury:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px -5px rgba(212, 175, 55, 0.5);
  filter: brightness(1.1);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 2.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-outline:hover {
  border-color: hsl(var(--primary));
  color: hsl(var(--primary));
  background: hsl(var(--primary) / 0.05);
}

.section-padding {
  padding: 6rem 1.5rem;
  max-width: 1280px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .section-padding {
    padding: 10rem 3rem;
  }
}

.card-premium {
  background-color: hsl(var(--card));
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.card-premium:hover {
  border-color: hsl(var(--primary) / 0.3);
  transform: translateY(-10px);
  box-shadow: var(--shadow-glow);
}

.text-gradient-gold {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0) 180px),
    var(--gradient-hero);
  z-index: 1;
}

.bg-dark { background-color: hsl(var(--background)); }
.bg-card { background-color: hsl(var(--card)); }
.bg-muted { background-color: hsl(var(--muted)); }
.bg-accent { background: var(--gradient-gold); }

.text-primary { color: hsl(var(--primary)); }
.text-muted { color: hsl(var(--muted-foreground)); }
.text-light { color: hsl(var(--foreground)); }

.footer-section {
  background-color: #0a0a0a;
  color: #d1d5db;
  border-top: 1px solid #1f2937;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in-up {
  animation: fadeInUp 1s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

/* Trust badge — hero (Google reviews) */
.trust-badge {
  flex-wrap: wrap;
  width: fit-content;
  max-width: 100%;
}
@media (max-width: 640px) {
  .trust-badge {
    margin-right: 5rem; /* uniknij kolizji ze sticky-call (64px + 24px right) */
    max-width: calc(100% - 5rem);
  }
}

/* Sticky Mobile Call Button */
.sticky-call {
  position: fixed;
  bottom: 2rem;
  right: 1.5rem;
  z-index: 50;
  background: var(--gradient-gold);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  color: #000;
}

/* ── 2. FAQ smooth animation ───────────────────────────────── */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.23, 1, 0.32, 1), padding 0.4s ease;
}
.faq-answer.open {
  max-height: 500px;
}

/* ── 3. Lightbox ───────────────────────────────────────────── */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.95);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.lightbox-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.lightbox-overlay img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: 1rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.8);
}
.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.lightbox-close:hover {
  background: rgba(255,255,255,0.2);
}

/* ── 4. Nav dropdown ───────────────────────────────────────── */
.nav-dropdown {
  position: relative;
}
.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 240px;
  background: hsl(var(--card));
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 0.5rem;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown-menu:hover {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu a {
  display: block;
  padding: 0.75rem 1rem;
  color: hsl(var(--foreground));
  text-decoration: none;
  font-size: 0.875rem;
  border-radius: 0.5rem;
  transition: all 0.2s;
}
.nav-dropdown-menu a:hover {
  background: hsl(var(--primary) / 0.1);
  color: hsl(var(--primary));
}

/* ── 5. Breadcrumb ─────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
  padding: 1.5rem 0;
}
.breadcrumb a {
  color: hsl(var(--primary));
  text-decoration: none;
  transition: opacity 0.2s;
}
.breadcrumb a:hover { opacity: 0.8; }
.breadcrumb span { color: hsl(var(--muted-foreground)); }

/* ── 6. Blog cards ─────────────────────────────────────────── */
.blog-card {
  background: hsl(var(--card));
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 1.5rem;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  cursor: pointer;
}
.blog-card:hover {
  border-color: hsl(var(--primary) / 0.3);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}
.blog-card-body {
  padding: 1.5rem;
}
.blog-card-date {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: hsl(var(--primary));
  font-weight: 600;
}
.blog-card-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0.75rem 0;
  color: hsl(var(--foreground));
}
.blog-card-excerpt {
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
  line-height: 1.6;
}

/* ── 7. Respect prefers-reduced-motion ─────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-animate] { opacity: 1 !important; transform: none !important; }
}