@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@1,700;1,800;1,900&display=swap');

/* ==========================================================================
   METAL99 - main stylesheet
   Style language: Frame.io-inspired dark "cosmic" theme with a steel-blue
   accent (see css/variables.css for the token overrides).
   ========================================================================== */

/* ---------- Reset ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 32px);
}

body {
  font-family: var(--font-framegothic);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
  color: var(--color-carbon-vellum);
  /* Flat near-black canvas: the animated .aurora-bg (see below) provides the
     actual Frame.io-style moving gradient "wash", so the static body
     background stays deliberately plain to keep that animation visible. */
  background-color: #04050a;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

/* ---------- Ambient "aurora" gradient background (Frame.io-style) ----------
   A fixed, full-viewport layer that sits behind every page (injected once by
   js/layout.js) with a few large, blurred, slowly drifting colour blobs -
   this is the moving gradient "wash" seen behind frame.io's homepage. */
.aurora-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.aurora-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  will-change: transform;
}

.aurora-blob--a {
  width: 60vw;
  height: 60vw;
  top: -20vw;
  left: -14vw;
  background: radial-gradient(circle, rgba(26, 63, 118, 0.95), transparent 70%);
  animation: auroraDrift1 13s ease-in-out infinite alternate;
}

.aurora-blob--b {
  width: 50vw;
  height: 50vw;
  top: 26vh;
  right: -18vw;
  background: radial-gradient(circle, rgba(97, 153, 246, 0.55), transparent 70%);
  animation: auroraDrift2 16s ease-in-out infinite alternate;
}

.aurora-blob--c {
  width: 46vw;
  height: 46vw;
  bottom: -16vw;
  left: 18vw;
  background: radial-gradient(circle, rgba(207, 216, 244, 0.32), transparent 70%);
  animation: auroraDrift3 19s ease-in-out infinite alternate;
}

@keyframes auroraDrift1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(14vw, 10vh) scale(1.3); }
}

@keyframes auroraDrift2 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-13vw, 13vh) scale(1.35); }
}

@keyframes auroraDrift3 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(12vw, -11vh) scale(1.2); }
}

/* ---------- Scroll-in reveal animations ---------- */
.reveal,
.reveal-left,
.reveal-right,
.reveal-scale {
  opacity: 0;
  transition: opacity 700ms var(--ease-standard), transform 700ms var(--ease-standard);
}

.reveal { transform: translateY(28px); }
.reveal-left { transform: translateX(-36px); }
.reveal-right { transform: translateX(36px); }
.reveal-scale { transform: scale(0.94); }

.reveal.is-visible,
.reveal-left.is-visible,
.reveal-right.is-visible,
.reveal-scale.is-visible {
  opacity: 1;
  transform: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

.container {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Eyebrow / headline patterns ---------- */
.eyebrow {
  font-family: var(--font-neuemachinainktrap);
  font-size: var(--text-caption);
  line-height: 0.9;
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  color: var(--color-iris-glow);
  margin-bottom: 6px;
  display: inline-block;
}

.section-heading {
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-weight: 900;
  font-style: italic;
  font-size: var(--text-heading-lg);
  line-height: var(--leading-heading-lg);
  letter-spacing: -0.01em;
  color: var(--color-carbon-vellum);
  margin-bottom: 16px;
}

.section-body {
  
  font-size: var(--text-subheading);
  line-height: var(--leading-subheading);
  color: var(--color-smoke);
}

.home-mission-copy {
  margin-top: 16px;
}

.home-mission-copy p {
  margin: 0 0 16px;
  font-family: inherit;
  font-size: var(--text-subheading);
  line-height: var(--leading-subheading);
  color: var(--color-smoke);
  text-align: left;
}

.home-mission-copy p:last-child {
  margin-bottom: 0;
}

.home-mission-copy strong {
  font-weight: 700;
  color: #dadada;
}

/* ---------- Top navigation ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background-color var(--duration-medium) var(--ease-standard),
              box-shadow var(--duration-medium) var(--ease-standard);
  background: linear-gradient(180deg, rgba(4, 4, 7, 0.85) 0%, rgba(4, 4, 7, 0) 100%);
}

.site-header.is-scrolled {
  background-color: rgba(4, 6, 12, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(97, 153, 246, 0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo img {
  
  width: auto;
  max-height: 100px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 16px;
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: var(--text-body-sm);
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.02em;
  color: var(--color-carbon-vellum);
  border-radius: var(--radius-nav);
  white-space: nowrap;
  transition: color var(--duration-fast) var(--ease-standard);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-iris-glow);
}

.nav-link.is-current,
.nav-item.is-current > .nav-link {
  color: var(--color-iris-glow);
}

.nav-dropdown a.is-active {
  color: var(--color-iris-glow);
  background-color: rgba(97, 153, 246, 0.08);
}

.nav-caret {
  width: 8px;
  height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  margin-top: -4px;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.nav-item.has-dropdown:hover .nav-caret {
  transform: rotate(225deg);
  margin-top: 4px;
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  padding: 8px;
  background-color: var(--surface-nav-veil);
  border: 1px solid var(--color-twilight);
  border-radius: var(--radius-cards);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity var(--duration-fast) var(--ease-standard),
              transform var(--duration-fast) var(--ease-standard),
              visibility var(--duration-fast);
}

.nav-item.has-dropdown:hover .nav-dropdown,
.nav-item.has-dropdown:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: 10px 12px;
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: var(--text-body-sm);
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.02em;
  color: var(--color-ash);
  border-radius: 6px;
  transition: background-color var(--duration-fast), color var(--duration-fast);
}

.nav-dropdown a:hover {
  background-color: rgba(97, 153, 246, 0.08);
  color: var(--color-carbon-vellum);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Language switcher */
.lang-switcher {
  position: relative;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--color-twilight);
  border-radius: var(--radius-full);
  font-size: var(--text-body-sm);
  color: var(--color-carbon-vellum);
}

.lang-toggle svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-iris-glow);
}

.lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 140px;
  padding: 6px;
  background-color: var(--surface-nav-veil);
  border: 1px solid var(--color-twilight);
  border-radius: var(--radius-cards);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity var(--duration-fast) var(--ease-standard),
              transform var(--duration-fast) var(--ease-standard),
              visibility var(--duration-fast);
}

.lang-switcher.is-open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  width: 100%;
  gap: 8px;
  padding: 8px 10px;
  font-size: var(--text-body-sm);
  color: var(--color-ash);
  border-radius: 6px;
}

.lang-option:hover {
  background-color: rgba(97, 153, 246, 0.08);
  color: var(--color-carbon-vellum);
}

.lang-option.is-active {
  color: var(--color-iris-glow);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background-color: var(--color-carbon-vellum);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(3, 5, 10, 0.92) 0%, rgba(3, 5, 10, 0.72) 38%, rgba(3, 5, 10, 0.15) 62%, rgba(3, 5, 10, 0.55) 100%),
              linear-gradient(0deg, rgba(3, 5, 10, 0.85) 0%, transparent 30%);
}

.hero-inner {
  position: relative;
  width: 100%;
  padding-top: calc(var(--nav-height) + 20px);
}

.hero-slogan-wrap {
  margin-bottom: 24px;
  max-width: 680px;
}

.hero-slogan {
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: clamp(2.2rem, 4.2vw, 3.8rem);
  font-weight: 900;
  font-style: italic;
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--color-carbon-vellum);
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.85), 0 0 32px rgba(26, 63, 118, 0.7);
}

.hero-menu {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 460px;
  margin-top: 8px;
}

.hero-pill {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 24px 12px 12px;
  background-color: rgba(26, 63, 118, 0.45);
  border: 1px solid var(--color-iris-glow);
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
  box-shadow: 0 0 18px rgba(26, 63, 118, 0.3);
  transition: border-color var(--duration-fast) var(--ease-standard),
              background-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard),
              transform var(--duration-fast) var(--ease-standard);
}

.hero-pill:hover {
  border-color: #9ac2ff;
  background-color: rgba(97, 153, 246, 0.35);
  box-shadow: 0 0 24px rgba(97, 153, 246, 0.45);
  transform: translateX(4px);
}

.hero-pill-icon {
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-carbon-vellum);
  position: relative;
}

.hero-pill-icon.is-image {
  background: none;
}

.hero-pill-icon.is-image::before {
  display: none;
}

.hero-pill-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.hero-pill-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-obsidian);
}

.hero-pill-icon::before {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 3px solid var(--color-iris-glow);
  border-bottom-color: transparent;
  border-left-color: transparent;
  transform: rotate(-40deg);
}

.hero-pill-label {
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: 21px;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.02em;
  color: var(--color-carbon-vellum);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

/* Hotspots over the locomotive image */
.hero-hotspot {
  position: absolute;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  background-color: rgba(26, 63, 118, 0.45);
  border: 1px solid var(--color-iris-glow);
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
  box-shadow: 0 0 18px rgba(26, 63, 118, 0.3);
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: 21px;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.02em;
  color: var(--color-carbon-vellum);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  white-space: nowrap;
  cursor: pointer;
  pointer-events: auto;
  transition: border-color var(--duration-fast) var(--ease-standard),
              background-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard),
              transform var(--duration-fast) var(--ease-standard);
}

.hero-hotspot:hover {
  border-color: #9ac2ff;
  background-color: rgba(97, 153, 246, 0.35);
  color: #ffffff;
  box-shadow: 0 0 24px rgba(97, 153, 246, 0.45);
  transform: translateY(-2px);
}

.hero-hotspot--windows { top: 20%; left: 57%; }
.hero-hotspot--doors { top: 22%; left: 86%; }
.hero-hotspot--hk { top: 80%; left: 64%; }

.hero-video-btn {
  position: absolute;
  z-index: 20;
  right: 6%;
  bottom: 8%;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 1px solid var(--color-iris-glow);
  background-color: rgba(26, 63, 118, 0.65);
  box-shadow: 0 0 20px rgba(26, 63, 118, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  pointer-events: auto;
  transition: background-color var(--duration-fast), border-color var(--duration-fast), box-shadow var(--duration-fast), transform var(--duration-fast);
}

.hero-video-btn:hover {
  background-color: var(--color-iris-glow);
  border-color: #ffffff;
  box-shadow: 0 0 26px rgba(97, 153, 246, 0.65);
  transform: scale(1.08);
}

.hero-video-btn svg {
  width: 22px;
  height: 22px;
  fill: var(--color-carbon-vellum);
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-neuemachinainktrap);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ash);
}

.scroll-cue::after {
  content: "";
  width: 1px;
  height: 28px;
  background: linear-gradient(180deg, var(--color-iris-glow), transparent);
  animation: scrollcue 1.8s ease-in-out infinite;
}

@keyframes scrollcue {
  0%, 100% { opacity: 0.2; }
  50% { opacity: 1; }
}

/* ---------- Subpage hero banner ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--nav-height) + 64px) 0 56px;
  border-bottom: 1px solid var(--color-charcoal);
  overflow: hidden;
}

.page-hero-breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: var(--text-caption);
  color: var(--color-smoke);
  margin-bottom: 16px;
}

.page-hero-breadcrumb a:hover {
  color: var(--color-iris-glow);
}

.page-hero .section-body {
  margin-top: 8px;
}

/* ---------- Generic section wrapper ---------- */
.page-section {
  padding: var(--section-gap) 0;
  border-top: 1px solid var(--color-charcoal);
}

.page-section:first-of-type {
  border-top: none;
}

.page-section-header {
  margin-bottom: 40px;
}

/* ---------- Photo showcase (cropped slide imagery) ---------- */
.photo-frame {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-twilight);
  background-color: var(--surface-product-surface);
  box-shadow: inset 0 0 0 1px var(--color-twilight), 0 0 60px rgba(26, 63, 118, 0.15);
  overflow: hidden;
}

.photo-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.photo-frame figcaption {
  padding: 12px 20px;
  font-size: var(--text-caption);
  color: var(--color-smoke);
  border-top: 1px solid var(--color-charcoal);
}

/* ---------- Hero 3-photo collage for Cégbemutató header ---------- */
.hero-collage {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 24px;
  align-items: center;
  margin-top: 36px;
}

.hero-collage-left img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.4s var(--ease-standard);
}

.hero-collage-left:hover img {
  transform: scale(1.025);
}

.hero-collage-right {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-collage-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.4s var(--ease-standard);
}

.hero-collage-item:hover img {
  transform: scale(1.025);
}

/* Full-width feature background for the door and window manufacturing section */
.feature-gradient-section {
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 14% 20%, rgba(45, 147, 188, 0.30) 0%, rgba(45, 101, 188, 0) 38%), radial-gradient(circle at 88% 78%, rgba(97, 155, 246, 0.22) 0%, rgba(97, 153, 246, 0) 36%), linear-gradient(118deg, #07101d 0%, #0d172e 38%, #023b67 68%, #081321 100%);
  border-top-color: rgba(97, 153, 246, 0.42);
  border-bottom: 1px solid rgba(97, 153, 246, 0.28);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04), inset 0 0 90px rgba(0, 0, 0, 0.36);
}

.feature-gradient-section > .container {
  position: relative;
  z-index: 1;
}

.video-caption {
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-weight: 900;
  font-style: italic;
  letter-spacing: -0.01em;
}

@media (max-width: 768px) {
  .hero-collage {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* ---------- Interactive multi-photo stage for Cégbemutató ---------- */
.overview-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-twilight);
  overflow: hidden;
  box-shadow: inset 0 0 0 1px var(--color-twilight), 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 60px rgba(26, 63, 118, 0.25);
  background-color: var(--surface-product-surface);
}

.overview-stage-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.overview-photo {
  position: absolute;
  z-index: 2;
  border: none;
  background: none;
  box-shadow: none;
  border-radius: 0;
  transition: transform 0.4s var(--ease-standard), opacity 0.7s var(--ease-standard);
}

.overview-photo img {
  width: 100%;
  height: auto;
  display: block;
}

.overview-photo:hover {
  z-index: 10;
  transform: scale(1.025);
}

.overview-photo--main {
  left: 3.5%;
  bottom: 6%;
  width: 58%;
}

.overview-photo--top-right {
  right: 3.5%;
  top: 7%;
  width: 33.5%;
}

.overview-photo--bottom-right {
  right: 3.5%;
  bottom: 6%;
  width: 33.5%;
}

@media (max-width: 640px) {
  .overview-stage {
    aspect-ratio: auto;
    min-height: 480px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .overview-photo {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    width: 100%;
  }
}

.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.split-layout.reverse {
  direction: rtl;
}

.split-layout.reverse > * {
  direction: ltr;
}

.split-layout .section-heading {
  font-size: var(--text-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

/* ---------- Downward Arrow Timeline (Inspired by Infographic References) ---------- */
.arrow-timeline {
  position: relative;
  max-width: 980px;
  margin: 40px auto 0;
  padding: 30px 0 20px;
}

/* Central vertical track with downward arrow pointers */
.arrow-spine {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 4px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, #d5e1e7 0%, #bec8cc 20%, #9ea2a1 40%, #2d93bc 60%, #22789e 80%, #1a5d84 100%);
  border-radius: 0;
  box-shadow: none;
}

.arrow-spine::after {
  content: "";
  position: absolute;
  bottom: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 14px solid #1a5d84;
}

.arrow-item {
  position: relative;
  display: flex;
  align-items: center;
  margin-bottom: 44px;
  width: 100%;
}

.arrow-item:last-child {
  margin-bottom: 10px;
}

.arrow-item--left {
  justify-content: flex-start;
}

.arrow-item--right {
  justify-content: flex-end;
}

/* Node / Badge positioned right on the spine */
.arrow-node {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
}

.arrow-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 0;
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: 16px;
  font-weight: 900;
  font-style: italic;
  color: #000000;
  box-shadow: none;
  border: 1px solid rgba(0, 0, 0, 0.35);
  white-space: nowrap;
  transition: transform 0.3s var(--ease-standard);
}

.arrow-badge .arrow-down-icon {
  width: 14px;
  height: 14px;
  stroke: #000000;
}

/* Content cards on left / right */
.arrow-card {
  width: calc(50% - 70px);
  padding: 22px 26px;
  border-radius: var(--radius-cards);
  background: var(--card-bg, rgba(26, 63, 118, 0.25));
  backdrop-filter: blur(10px);
  border: 1px solid var(--accent-border, var(--color-twilight));
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  transition: transform 0.3s var(--ease-standard), border-color 0.3s, box-shadow 0.3s;
}

.arrow-item:hover .arrow-card {
  transform: translateY(-3px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
}

.arrow-item:hover .arrow-badge {
  transform: scale(1.05);
}

.arrow-title {
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: 19px;
  font-weight: 800;
  font-style: italic;
  color: #ffffff;
  margin-bottom: 6px;
}

.arrow-body {
  font-size: var(--text-body-sm);
  color: var(--color-smoke);
  line-height: 1.5;
}

/* Color variations matching the chevron reference image */
.arrow-color--step1,
.kpi-color--step1,
.cert-color--step1 {
  --card-bg: linear-gradient(135deg, rgba(213, 225, 231, 0.28) 0%, rgba(190, 200, 204, 0.14) 100%);
  --accent-border: rgba(213, 225, 231, 0.55);
  --bar-top: #e5eef1;
  --bar-left: linear-gradient(180deg, #becbd0 0%, #84969e 100%);
  --bar-right: linear-gradient(180deg, #96a7ae 0%, #5f737d 100%);
}
.arrow-color--step1 .arrow-badge {
  background-color: #d5e1e7;
}

.arrow-color--step2,
.kpi-color--step2,
.cert-color--step2 {
  --card-bg: linear-gradient(135deg, rgba(190, 200, 204, 0.28) 0%, rgba(158, 162, 161, 0.14) 100%);
  --accent-border: rgba(190, 200, 204, 0.55);
  --bar-top: #d3dfe3;
  --bar-left: linear-gradient(180deg, #aebcc2 0%, #788d96 100%);
  --bar-right: linear-gradient(180deg, #879ba4 0%, #536b76 100%);
}
.arrow-color--step2 .arrow-badge {
  background-color: #bec8cc;
}

.arrow-color--step3,
.kpi-color--step3,
.cert-color--step3 {
  --card-bg: linear-gradient(135deg, rgba(158, 162, 161, 0.30) 0%, rgba(90, 120, 135, 0.16) 100%);
  --accent-border: rgba(158, 162, 161, 0.60);
  --bar-top: #b7c4c8;
  --bar-left: linear-gradient(180deg, #8ca2aa 0%, #597783 100%);
  --bar-right: linear-gradient(180deg, #687f88 0%, #3c5b68 100%);
}
.arrow-color--step3 .arrow-badge {
  background-color: #9ea2a1;
}

.arrow-color--step4,
.kpi-color--step4,
.cert-color--step4 {
  --card-bg: linear-gradient(135deg, rgba(45, 147, 188, 0.38) 0%, rgba(24, 83, 106, 0.20) 100%);
  --accent-border: rgba(45, 147, 188, 0.65);
  --bar-top: #35b5d0;
  --bar-left: linear-gradient(180deg, #25a9c8 0%, #1477a2 100%);
  --bar-right: linear-gradient(180deg, #2587b3 0%, #145b89 100%);
}
.arrow-color--step4 .arrow-badge {
  background-color: #2d93bc;
}

.arrow-color--step5,
.kpi-color--step5,
.cert-color--step5 {
  --card-bg: linear-gradient(135deg, rgba(34, 120, 158, 0.42) 0%, rgba(20, 70, 95, 0.22) 100%);
  --accent-border: rgba(34, 120, 158, 0.70);
  --bar-top: #2b9fc1;
  --bar-left: linear-gradient(180deg, #228eaf 0%, #12658f 100%);
  --bar-right: linear-gradient(180deg, #1e719b 0%, #104d78 100%);
}
.arrow-color--step5 .arrow-badge {
  background-color: #22789e;
}

.arrow-color--step6,
.kpi-color--step6,
.cert-color--step6 {
  --card-bg: linear-gradient(135deg, rgba(26, 93, 132, 0.48) 0%, rgba(14, 50, 75, 0.25) 100%);
  --accent-border: rgba(26, 93, 132, 0.75);
  --bar-top: #258caf;
  --bar-left: linear-gradient(180deg, #1c789e 0%, #10517e 100%);
  --bar-right: linear-gradient(180deg, #195e88 0%, #0c3b68 100%);
}

.cert-color--step7 {
  --card-bg: linear-gradient(135deg, rgba(23, 72, 115, 0.54) 0%, rgba(10, 35, 65, 0.3) 100%);
  --accent-border: rgba(49, 111, 169, 0.78);
}
.arrow-color--step6 .arrow-badge {
  background-color: #1a5d84;
}

/* Mobile responsive timeline */
@media (max-width: 768px) {
  .arrow-spine {
    left: 28px;
    transform: none;
  }
  .arrow-item,
  .arrow-item--left,
  .arrow-item--right {
    justify-content: flex-start;
    padding-left: 68px;
  }
  .arrow-node {
    left: 28px;
    transform: translate(-50%, -50%);
  }
  .arrow-badge {
    font-size: 13px;
    padding: 6px 10px;
  }
  .arrow-card {
    width: 100%;
    padding: 16px 18px;
  }
  .arrow-title {
    font-size: 16px;
  }
}

/* ---------- Timeline (legacy fallback) ---------- */
.timeline {
  position: relative;
  margin-top: 16px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--color-iris-glow), var(--color-twilight) 60%, transparent);
}

.timeline-item {
  position: relative;
  padding: 0 0 40px 48px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 4px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background-color: var(--color-obsidian);
  border: 2px solid var(--color-iris-glow);
}

.timeline-year {
  font-family: var(--font-neuemachinainktrap);
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--color-iris-glow);
  margin-bottom: 4px;
}

.timeline-title {
  font-size: var(--text-subheading);
  font-weight: var(--font-weight-medium);
  margin-bottom: 4px;
}

.timeline-body {
  color: var(--color-smoke);
  font-size: var(--text-body-sm);
  max-width: 520px;
}

/* ---------- KPI stat cards ---------- */
.kpi-section-title {
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: 24px;
  font-weight: 800;
  font-style: italic;
  color: #dadada;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.kpi-card {
  --bar-progress: 0;
  position: relative;
  min-height: 260px;
  padding: var(--card-padding);
  padding-left: clamp(124px, 12vw, 160px);
  border: 1px solid var(--accent-border, var(--color-twilight));
  border-radius: var(--radius-cards);
  background: var(--card-bg, var(--surface-card-halo));
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  text-align: center;
  transition: transform 0.3s var(--ease-standard), border-color 0.3s, box-shadow 0.3s;
}

.kpi-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
}

.kpi-chart {
  position: absolute;
  left: clamp(24px, 3vw, 38px);
  bottom: 28px;
  width: 82px;
  height: 190px;
  pointer-events: none;
}

.kpi-chart::after {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: -2px;
  height: 16px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.55);
  filter: blur(7px);
  transform: skewX(-18deg);
}

.kpi-column {
  position: absolute;
  left: 50%;
  bottom: 10px;
  z-index: 1;
  width: 72px;
  height: calc(28px + (var(--bar-progress) * 142px));
  transform: translateX(-50%);
  filter: drop-shadow(8px 10px 8px rgba(0, 0, 0, 0.34));
  will-change: height;
}

.kpi-column::before,
.kpi-column::after {
  content: "";
  position: absolute;
  top: 10px;
  bottom: 0;
  width: 50%;
}

.kpi-column::before {
  left: 0;
  background: var(--bar-left, linear-gradient(180deg, #25a9c8, #1477a2));
  clip-path: polygon(0 0, 100% 10px, 100% 100%, 0 calc(100% - 10px));
}

.kpi-column::after {
  right: 0;
  background: var(--bar-right, linear-gradient(180deg, #2587b3, #145b89));
  clip-path: polygon(0 10px, 100% 0, 100% calc(100% - 10px), 0 100%);
}

.kpi-column-top {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  width: 100%;
  height: 20px;
  background: var(--bar-top, #35b5d0);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.kpi-icon {
  display: block;
  width: clamp(64px, 6vw, 84px);
  height: auto;
  margin: 0 auto 16px;
}

.kpi-icon--factory {
  width: clamp(100px, 9vw, 124px);
}

.kpi-value {
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: clamp(48px, 5vw, 68px);
  font-weight: 800;
  font-style: italic;
  line-height: 1;
  color: #ffffff;
  letter-spacing: -2px;
}

.kpi-unit {
  font-size: var(--text-subheading);
  color: var(--color-iris-glow);
  margin-left: 4px;
}

.kpi-label {
  margin-top: 14px;
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: 19px;
  font-weight: 800;
  font-style: italic;
  color: #ffffff;
}

.kpi-group-gallery {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin: 40px auto 0;
}

.kpi-group-photo {
  display: flex;
  justify-content: center;
}

.kpi-group-photo img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  transition: transform 0.4s var(--ease-standard);
}

.kpi-group-photo:hover img {
  transform: scale(1.025);
}

.kpi-expansion {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.75fr);
  align-items: center;
  gap: 48px;
  margin-top: 24px;
}

.kpi-expansion-image img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.4s var(--ease-standard);
}

.kpi-expansion-image:hover img {
  transform: scale(1.025);
}

.kpi-expansion-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.kpi-expansion-list li {
  position: relative;
  padding: 16px 0 16px 30px;
  border-bottom: 1px solid var(--color-charcoal);
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: var(--text-subheading);
  font-weight: 700;
  color: #dadada;
}

.kpi-expansion-list li:first-child {
  border-top: 1px solid var(--color-charcoal);
}

.kpi-expansion-list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 50%;
  width: 8px;
  height: 8px;
  border: 2px solid var(--color-iris-glow);
  transform: translateY(-50%) rotate(45deg);
}

/* ---------- Certificate cards ---------- */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.cert-card {
  position: relative;
  min-height: 232px;
  padding: var(--card-padding);
  padding-right: 112px;
  border: 1px solid var(--accent-border, var(--color-twilight));
  border-radius: var(--radius-cards);
  background: var(--card-bg, var(--surface-card-halo));
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
  cursor: zoom-in;
}

.cert-card.is-visible {
  transition:
    transform 220ms var(--ease-standard),
    border-color 220ms var(--ease-standard),
    box-shadow 220ms var(--ease-standard);
}

.cert-card.is-visible:hover {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--accent-border, rgba(97, 153, 246, 0.76)) 72%, white);
  background: var(--card-bg, rgba(24, 48, 82, 0.9));
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.34), 0 0 22px rgba(97, 153, 246, 0.13);
}

.cert-card:focus-visible {
  outline: 2px solid var(--color-iris-glow);
  outline-offset: 4px;
}

.cert-card-shield {
  position: absolute;
  top: 14px;
  right: 15px;
  width: 82px;
  height: 92px;
  object-fit: contain;
  opacity: 0.95;
  filter: drop-shadow(0 12px 18px rgba(0, 0, 0, 0.42));
  pointer-events: none;
  transition: transform 260ms var(--ease-standard), filter 260ms var(--ease-standard);
}

.cert-card.is-visible:hover .cert-card-shield {
  transform: translateY(-2px) scale(1.045);
  filter: drop-shadow(0 14px 22px rgba(32, 87, 158, 0.48));
}

.cert-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-iris-glow);
  color: var(--color-iris-glow);
}

.cert-card-icon svg {
  width: 20px;
  height: 20px;
}

.cert-card h4 {
  font-size: var(--text-subheading);
  color: var(--color-carbon-vellum);
}

.cert-card p {
  font-size: var(--text-body-sm);
  color: var(--color-smoke);
}

.cert-card .cert-validity {
  margin-top: auto;
  font-size: var(--text-caption);
  color: var(--color-iris-glow);
  font-family: var(--font-neuemachinainktrap);
  letter-spacing: var(--tracking-caption);
}

/* ---------- 3D certificate carousel ---------- */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.certificate-showcase {
  padding: 16px 0 80px;
}

.certificate-carousel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(97, 153, 246, 0.38);
  border-radius: var(--radius-featurecards);
  background:
    radial-gradient(circle at 50% 42%, rgba(56, 116, 184, 0.2), transparent 30%),
    linear-gradient(135deg, rgba(26, 63, 118, 0.16), rgba(4, 4, 7, 0.3) 52%, rgba(26, 63, 118, 0.08));
  box-shadow:
    0 32px 72px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.045);
  isolation: isolate;
}

.certificate-carousel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(97, 153, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(97, 153, 246, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 24%, #000 82%, transparent);
  mask-image: linear-gradient(to bottom, transparent, #000 24%, #000 82%, transparent);
}

.certificate-carousel:focus-visible {
  outline: 2px solid var(--color-iris-glow);
  outline-offset: 4px;
}

.certificate-carousel-topline {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 28px 0;
}

.certificate-carousel-topline p {
  max-width: 440px;
  margin: 0;
  font-family: var(--font-neuemachinainktrap);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.025em;
  text-align: right;
  color: var(--color-ash);
}

.certificate-carousel-stage {
  position: relative;
  height: 520px;
  overflow: hidden;
  perspective: 1400px;
  perspective-origin: 50% 46%;
  touch-action: pan-y;
  cursor: grab;
}

.certificate-carousel-stage:active {
  cursor: grabbing;
}

.certificate-carousel-stage::before {
  content: "";
  position: absolute;
  left: 14%;
  right: 14%;
  bottom: 27px;
  height: 64px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(97, 153, 246, 0.18), transparent 70%);
  filter: blur(12px);
}

.certificate-carousel-item {
  --cert-x: 0px;
  --cert-z: 0px;
  --cert-rotate: 0deg;
  --cert-scale: 1;
  --cert-opacity: 1;
  position: absolute;
  top: 50%;
  left: 50%;
  width: clamp(190px, 22vw, 292px);
  aspect-ratio: 436 / 620;
  padding: 0;
  border: 0;
  background: none;
  opacity: var(--cert-opacity);
  transform:
    translate3d(calc(-50% + var(--cert-x)), -50%, var(--cert-z))
    rotateY(var(--cert-rotate))
    scale(var(--cert-scale));
  transform-style: preserve-3d;
  cursor: pointer;
  transition:
    transform 620ms cubic-bezier(0.2, 0.72, 0.22, 1),
    opacity 480ms var(--ease-standard),
    filter 480ms var(--ease-standard);
  will-change: transform, opacity;
}

.certificate-carousel-item:not(.is-active) {
  filter: saturate(0.65) brightness(0.62);
}

.certificate-carousel-item.is-active {
  filter: none;
}

.certificate-carousel-item:focus-visible {
  outline: none;
}

.certificate-carousel-frame {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border: 1px solid rgba(207, 216, 244, 0.34);
  border-radius: 8px;
  background: #edf0f3;
  box-shadow:
    0 28px 60px rgba(0, 0, 0, 0.54),
    0 0 0 1px rgba(97, 153, 246, 0.1),
    inset 0 0 0 5px rgba(255, 255, 255, 0.45);
  transition:
    border-color 300ms var(--ease-standard),
    box-shadow 300ms var(--ease-standard);
}

.certificate-carousel-item.is-active .certificate-carousel-frame {
  border-color: rgba(97, 153, 246, 0.85);
  box-shadow:
    0 34px 80px rgba(0, 0, 0, 0.62),
    0 0 34px rgba(68, 132, 210, 0.26),
    0 0 0 1px rgba(154, 194, 255, 0.24),
    inset 0 0 0 5px rgba(255, 255, 255, 0.5);
}

.certificate-carousel-item:focus-visible .certificate-carousel-frame {
  outline: 2px solid #9ac2ff;
  outline-offset: 5px;
}

.certificate-carousel-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(125deg, rgba(255, 255, 255, 0.18), transparent 24%, transparent 70%, rgba(97, 153, 246, 0.08));
  mix-blend-mode: screen;
}

.certificate-carousel-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.certificate-carousel-footer {
  position: relative;
  z-index: 20;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) 52px;
  align-items: center;
  gap: 22px;
  width: min(620px, calc(100% - 48px));
  margin: -4px auto 0;
  padding: 0 0 26px;
}

.certificate-carousel-arrow,
.certificate-lightbox-close,
.certificate-lightbox-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(97, 153, 246, 0.44);
  background: rgba(5, 10, 18, 0.76);
  color: #d8e8ff;
  cursor: pointer;
  transition:
    border-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-standard);
}

.certificate-carousel-arrow {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  backdrop-filter: blur(14px);
}

.certificate-carousel-arrow:hover,
.certificate-lightbox-close:hover,
.certificate-lightbox-nav:hover {
  border-color: var(--color-iris-glow);
  background: rgba(36, 86, 148, 0.66);
  color: #ffffff;
}

.certificate-carousel-arrow:active,
.certificate-lightbox-close:active,
.certificate-lightbox-nav:active {
  transform: scale(0.96);
}

.certificate-carousel-arrow:focus-visible,
.certificate-lightbox-close:focus-visible,
.certificate-lightbox-nav:focus-visible {
  outline: 2px solid var(--color-iris-glow);
  outline-offset: 3px;
}

.certificate-carousel-arrow svg,
.certificate-lightbox-close svg,
.certificate-lightbox-nav svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.certificate-carousel-caption {
  min-width: 0;
  text-align: center;
}

.certificate-carousel-caption > span {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-neuemachinainktrap);
  font-size: 10px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-iris-glow);
}

.certificate-carousel-caption strong {
  display: block;
  overflow: hidden;
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: clamp(17px, 2vw, 23px);
  font-weight: 900;
  font-style: italic;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #dadada;
}

.certificate-carousel-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 12px;
  margin-top: 10px;
}

.certificate-carousel-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(207, 216, 244, 0.28);
  transition: width 260ms var(--ease-standard), border-radius 260ms var(--ease-standard), background-color 260ms var(--ease-standard);
}

.certificate-carousel-dot.is-active {
  width: 22px;
  border-radius: var(--radius-full);
  background: var(--color-iris-glow);
}

/* Certificate full-size lightbox */
.certificate-lightbox {
  position: fixed;
  inset: 0;
  z-index: 5000;
  display: grid;
  place-items: center;
  padding: 28px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 240ms var(--ease-standard), visibility 240ms var(--ease-standard);
}

.certificate-lightbox[hidden] {
  display: none;
}

.certificate-lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.certificate-lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(14px);
}

.certificate-lightbox-dialog {
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: min(1040px, 94vw);
  height: min(900px, 92vh);
  overflow: hidden;
  border: 1px solid rgba(97, 153, 246, 0.52);
  border-radius: var(--radius-featurecards);
  background:
    radial-gradient(circle at 50% 35%, rgba(42, 91, 151, 0.2), transparent 42%),
    rgba(7, 9, 15, 0.96);
  box-shadow: 0 38px 110px rgba(0, 0, 0, 0.74);
  transform: translateY(18px) scale(0.975);
  transition: transform 280ms cubic-bezier(0.2, 0.72, 0.22, 1);
}

.certificate-lightbox.is-open .certificate-lightbox-dialog {
  transform: translateY(0) scale(1);
}

.certificate-lightbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 20px 16px 24px;
  border-bottom: 1px solid rgba(97, 153, 246, 0.22);
}

.certificate-lightbox-header h2 {
  margin-top: 5px;
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: clamp(18px, 2.4vw, 28px);
  font-weight: 900;
  font-style: italic;
  color: #dadada;
}

.certificate-lightbox-close {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border-radius: 14px;
}

.certificate-lightbox-image-wrap {
  min-height: 0;
  padding: 22px 76px 26px;
  overflow: auto;
  text-align: center;
}

.certificate-lightbox-image-wrap img {
  display: block;
  width: auto;
  max-width: 100%;
  height: 100%;
  max-height: 100%;
  margin: 0 auto;
  object-fit: contain;
  border-radius: 5px;
  background: #ffffff;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
}

.certificate-lightbox-nav {
  position: absolute;
  top: 50%;
  width: 48px;
  height: 58px;
  border-radius: 15px;
  transform: translateY(-50%);
}

.certificate-lightbox-nav:active {
  transform: translateY(-50%) scale(0.96);
}

.certificate-lightbox-nav--prev {
  left: 14px;
}

.certificate-lightbox-nav--next {
  right: 14px;
}

body.has-certificate-lightbox {
  overflow: hidden;
}

.company-block {
  padding: var(--card-padding);
  border: 1px solid var(--color-twilight);
  border-radius: var(--radius-cards);
  background-color: var(--surface-card-halo);
  margin-bottom: 32px;
}

.company-block h3 {
  font-size: var(--text-subheading);
  margin-bottom: 4px;
}

.company-block p {
  color: var(--color-smoke);
  font-size: var(--text-body-sm);
}

/* ---------- Partner chips ---------- */
.partner-group {
  margin-bottom: 40px;
}

.partner-group h3 {
  font-size: var(--text-subheading);
  font-weight: var(--font-weight-medium);
  color: var(--color-carbon-vellum);
  margin-bottom: 16px;
}

.partner-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.partner-chips span {
  padding: 10px 18px;
  border: 1px solid var(--color-charcoal);
  border-radius: var(--radius-full);
  font-size: var(--text-body-sm);
  color: var(--color-ash);
  transition: border-color var(--duration-fast), color var(--duration-fast);
}

.partner-chips span:hover {
  border-color: var(--color-iris-glow);
  color: var(--color-iris-glow);
}

/* ---------- Service / category cards ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.service-card {
  --service-icon-size: clamp(76px, 7vw, 96px);
  display: grid;
  grid-template-columns: var(--service-icon-size) minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 24px;
  row-gap: 6px;
  align-content: center;
  min-height: 168px;
  padding: var(--card-padding);
  border: 1px solid var(--color-iris-glow);
  border-radius: var(--radius-3xl);
  background-color: rgba(26, 63, 118, 0.45);
  backdrop-filter: blur(8px);
  box-shadow: 0 0 18px rgba(26, 63, 118, 0.3);
  transition: border-color var(--duration-fast) var(--ease-standard),
              background-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard),
              transform var(--duration-fast) var(--ease-standard);
}

.service-card:hover {
  border-color: #9ac2ff;
  background-color: rgba(97, 153, 246, 0.35);
  box-shadow: 0 0 24px rgba(97, 153, 246, 0.45);
  transform: translateY(-4px);
}

.service-card-icon {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: center;
  width: var(--service-icon-size);
  height: var(--service-icon-size);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-carbon-vellum);
  margin-bottom: 0;
}

.service-card-icon.is-image {
  background: none;
}

.service-card-icon img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.service-card-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-obsidian);
}

.service-card h3 {
  grid-column: 2;
  align-self: end;
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: 21px;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.02em;
  color: var(--color-carbon-vellum);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  margin-bottom: 8px;
}

.service-card p {
  grid-column: 2;
  align-self: start;
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: var(--text-body-sm);
  font-weight: 500;
  color: #dadada;
}

.service-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: var(--text-body-sm);
  color: var(--color-iris-glow);
}

/* ---------- Product cards (own products / refurbishment) ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.product-card {
  border: 1px solid var(--color-twilight);
  border-radius: var(--radius-cards);
  background-color: var(--surface-card-halo);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.product-card-media {
  overflow: hidden;
  border-bottom: 1px solid var(--color-charcoal);
  background-color: var(--surface-product-surface);
}

.product-card-media img {
  width: 100%;
  height: auto;
  display: block;
}

.product-card-body {
  padding: 20px;
}

.product-card h3 {
  font-size: var(--text-subheading);
  color: var(--color-carbon-vellum);
  margin-bottom: 10px;
}

.product-card ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.product-card li {
  font-size: var(--text-body-sm);
  color: var(--color-smoke);
  padding-left: 14px;
  position: relative;
}

.product-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--color-iris-glow);
}

.product-tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 12px;
  font-family: var(--font-neuemachinainktrap);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-iris-glow);
  border: 1px solid var(--color-twilight);
  border-radius: var(--radius-full);
}

/* ---------- Interactive 3D product viewer ---------- */
.product-viewer-section {
  padding-top: 32px;
}

.product-viewer-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.product-viewer-heading .section-heading {
  max-width: 720px;
  margin-top: 10px;
}

.product-viewer-heading .section-body {
  max-width: 650px;
  margin-top: 16px;
}

.product-viewer-shell {
  position: relative;
  min-height: 680px;
  overflow: hidden;
  border: 1px solid rgba(97, 153, 246, 0.42);
  border-radius: var(--radius-featurecards);
  background:
    radial-gradient(circle at 50% 44%, rgba(41, 92, 153, 0.17), transparent 34%),
    linear-gradient(135deg, rgba(26, 63, 118, 0.08), transparent 46%);
  box-shadow:
    0 34px 80px rgba(0, 0, 0, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  isolation: isolate;
}

.product-viewer-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(97, 153, 246, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(97, 153, 246, 0.035) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 24%, #000 78%, transparent);
  mask-image: linear-gradient(to bottom, transparent, #000 24%, #000 78%, transparent);
}

.product-viewer-stage {
  position: absolute;
  inset: 0;
  min-height: 680px;
  overflow: hidden;
}

.product-viewer-stage::after {
  content: "";
  position: absolute;
  left: 20%;
  right: 20%;
  bottom: 118px;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(97, 153, 246, 0.28), transparent);
  box-shadow: 0 -12px 60px 20px rgba(45, 112, 181, 0.1);
}

.product-viewer-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  outline: none;
  touch-action: none;
  cursor: grab;
}

.product-viewer-canvas:active {
  cursor: grabbing;
}

.product-viewer-badge {
  position: absolute;
  top: 24px;
  left: 24px;
  z-index: 2;
  padding: 8px 14px;
  border: 1px solid rgba(97, 153, 246, 0.4);
  border-radius: var(--radius-full);
  background: rgba(4, 4, 7, 0.54);
  backdrop-filter: blur(14px);
  font-family: var(--font-neuemachinainktrap);
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #dceaff;
}

.product-viewer-hint {
  position: absolute;
  left: 24px;
  bottom: 32px;
  z-index: 2;
  max-width: 280px;
  margin: 0;
  font-family: var(--font-neuemachinainktrap);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.03em;
  color: var(--color-ash);
  pointer-events: none;
}

.product-viewer-controls {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border: 1px solid rgba(97, 153, 246, 0.36);
  border-radius: 18px;
  background: rgba(5, 9, 16, 0.8);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(18px);
}

.product-viewer-mode-group,
.product-viewer-action-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.product-viewer-controls-divider {
  width: 1px;
  height: 32px;
  background: rgba(97, 153, 246, 0.26);
}

.product-viewer-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 42px;
  padding: 0 13px;
  border: 1px solid transparent;
  border-radius: 11px;
  background: transparent;
  font-family: 'Montserrat', 'Inter', var(--font-framegothic), sans-serif;
  font-size: 12px;
  font-weight: 800;
  font-style: italic;
  letter-spacing: 0.015em;
  color: #c9ced6;
  cursor: pointer;
  transition:
    color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-standard);
}

.product-viewer-button:hover {
  color: #ffffff;
  background: rgba(97, 153, 246, 0.1);
}

.product-viewer-button:active {
  transform: translateY(1px);
}

.product-viewer-button:focus-visible {
  outline: 2px solid var(--color-iris-glow);
  outline-offset: 2px;
}

.product-viewer-button.is-active {
  border-color: rgba(97, 153, 246, 0.62);
  background: linear-gradient(135deg, rgba(50, 111, 183, 0.7), rgba(24, 66, 120, 0.72));
  color: #ffffff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.09);
}

.viewer-button-icon {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  color: #8fc4ff;
}

.viewer-button-icon--solid,
.viewer-button-icon--wire {
  border: 1px solid currentColor;
  transform: rotate(30deg) skewY(-7deg) scale(0.72);
}

.viewer-button-icon--solid {
  background: currentColor;
  box-shadow: 5px 4px 0 rgba(97, 153, 246, 0.35);
}

.viewer-button-icon--wire::before,
.viewer-button-icon--wire::after {
  content: "";
  position: absolute;
  background: currentColor;
  opacity: 0.8;
}

.viewer-button-icon--wire::before {
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
}

.viewer-button-icon--wire::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.viewer-button-icon--points {
  width: 3px;
  height: 3px;
  margin: 0 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow:
    -6px -5px 0 currentColor,
    5px -6px 0 currentColor,
    -5px 6px 0 currentColor,
    6px 5px 0 currentColor;
}

.viewer-button-icon--rotate::before,
.viewer-button-icon--reset::before {
  position: absolute;
  inset: -2px 0 0;
  font-family: Arial, sans-serif;
  font-size: 19px;
  line-height: 16px;
  font-style: normal;
  text-align: center;
}

.viewer-button-icon--rotate::before {
  content: "↻";
}

.viewer-button-icon--reset::before {
  content: "⌖";
}

.product-viewer-loading,
.product-viewer-error {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 6;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: min(320px, calc(100% - 48px));
  padding: 24px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(97, 153, 246, 0.35);
  border-radius: 18px;
  background: rgba(4, 7, 12, 0.76);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.36);
  backdrop-filter: blur(18px);
  font-size: var(--text-body-sm);
  text-align: center;
  color: #dadada;
  transition: opacity 320ms var(--ease-standard), transform 320ms var(--ease-standard);
}

.product-viewer-loading.is-complete {
  opacity: 0;
  transform: translate(-50%, -46%);
  pointer-events: none;
}

.product-viewer-loading strong {
  font-family: var(--font-neuemachinainktrap);
  font-size: var(--text-caption);
  color: var(--color-iris-glow);
}

.product-viewer-loader {
  width: 34px;
  height: 34px;
  border: 2px solid rgba(97, 153, 246, 0.2);
  border-top-color: var(--color-iris-glow);
  border-radius: 50%;
  animation: product-viewer-spin 850ms linear infinite;
}

.product-viewer-progress {
  position: relative;
  width: 100%;
  height: 3px;
  overflow: hidden;
  border-radius: var(--radius-full);
  background: rgba(97, 153, 246, 0.16);
}

.product-viewer-progress i {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, #315f9d, #77b7ff);
  box-shadow: 0 0 12px rgba(97, 153, 246, 0.55);
  transition: width 180ms linear;
}

.product-viewer-progress.is-indeterminate i {
  animation: product-viewer-progress 1.4s ease-in-out infinite;
}

.product-viewer-error[hidden],
.product-viewer-loading[hidden] {
  display: none;
}

.product-viewer-error strong {
  color: #ffffff;
}

.product-viewer-error span {
  color: var(--color-ash);
}

@keyframes product-viewer-spin {
  to { transform: rotate(360deg); }
}

@keyframes product-viewer-progress {
  0% { left: -22%; }
  50% { left: 44%; }
  100% { left: 104%; }
}

/* ---------- Refurbishment blocks ---------- */
.refurb-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 48px 0;
  border-top: 1px solid var(--color-charcoal);
}

.refurb-block:first-of-type {
  border-top: none;
  padding-top: 0;
}

.refurb-block.reverse {
  direction: rtl;
}

.refurb-block.reverse > * {
  direction: ltr;
}

/* ---------- Video block ---------- */
.video-frame {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-twilight);
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
}

.video-frame video {
  width: 100%;
  display: block;
  background-color: var(--color-obsidian);
}

/* ---------- Contact page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 32px;
}

.contact-card {
  padding: var(--card-padding);
  border: 1px solid var(--color-twilight);
  border-radius: var(--radius-cards);
  background-color: var(--surface-card-halo);
}

.contact-card h4 {
  color: var(--color-carbon-vellum);
  font-size: var(--text-subheading);
  margin-bottom: 8px;
}

.contact-card p,
.contact-card a {
  color: var(--color-ash);
  font-size: var(--text-body-sm);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-charcoal);
  padding: 48px 0 32px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo img {
  height: 24px;
}

.footer-nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-size: var(--text-body-sm);
  color: var(--color-ash);
}

.footer-nav a:hover {
  color: var(--color-iris-glow);
}

.footer-meta {
  color: var(--color-smoke);
  font-size: var(--text-caption);
  width: 100%;
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .split-layout,
  .split-layout.reverse,
  .refurb-block,
  .refurb-block.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 32px;
  }

  .contact-grid,
  .kpi-grid,
  .cert-grid,
  .service-grid {
    grid-template-columns: 1fr 1fr;
  }

  .product-grid {
    grid-template-columns: 1fr 1fr;
  }

  .kpi-expansion {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 700px) {
  .contact-grid,
  .kpi-grid,
  .cert-grid,
  .service-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .kpi-group-gallery {
    gap: 16px;
  }

  .certificate-showcase {
    padding-bottom: 56px;
  }

  .certificate-carousel-topline {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
    padding: 20px 20px 0;
  }

  .certificate-carousel-topline p {
    max-width: 360px;
    text-align: left;
  }

  .certificate-carousel-stage {
    height: 440px;
  }

  .certificate-carousel-item {
    width: clamp(168px, 42vw, 230px);
  }

  .certificate-carousel-footer {
    grid-template-columns: 46px minmax(0, 1fr) 46px;
    gap: 10px;
    width: calc(100% - 28px);
    padding-bottom: 20px;
  }

  .certificate-carousel-arrow {
    width: 46px;
    height: 46px;
    border-radius: 14px;
  }

  .certificate-lightbox {
    padding: 10px;
  }

  .certificate-lightbox-dialog {
    width: 96vw;
    height: 94vh;
  }

  .certificate-lightbox-header {
    padding: 14px 14px 13px 18px;
  }

  .certificate-lightbox-image-wrap {
    padding: 16px 52px 20px;
  }

  .certificate-lightbox-nav {
    width: 40px;
    height: 52px;
  }

  .certificate-lightbox-nav--prev {
    left: 6px;
  }

  .certificate-lightbox-nav--next {
    right: 6px;
  }

  .product-viewer-shell,
  .product-viewer-stage {
    min-height: 620px;
  }

  .product-viewer-controls {
    right: 14px;
    bottom: 14px;
    left: 14px;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .product-viewer-mode-group,
  .product-viewer-action-group {
    justify-content: center;
  }

  .product-viewer-controls-divider {
    width: 100%;
    height: 1px;
  }

  .product-viewer-button {
    flex: 1 1 auto;
    padding-inline: 9px;
  }

  .product-viewer-hint {
    right: 18px;
    bottom: 136px;
    left: 18px;
    max-width: none;
    text-align: center;
  }
}

@media (max-width: 420px) {
  .kpi-card {
    min-height: 230px;
    padding-left: 108px;
  }

  .kpi-chart {
    left: 16px;
    width: 68px;
    height: 164px;
  }

  .kpi-column {
    width: 60px;
    height: calc(26px + (var(--bar-progress) * 116px));
  }

  .kpi-value {
    font-size: 44px;
  }

  .certificate-carousel-stage {
    height: 400px;
  }

  .certificate-carousel-item {
    width: 172px;
  }

  .certificate-carousel-caption strong {
    font-size: 15px;
  }

  .certificate-lightbox-image-wrap {
    padding-inline: 44px;
  }

  .product-viewer-shell,
  .product-viewer-stage {
    min-height: 580px;
  }

  .product-viewer-badge {
    top: 16px;
    left: 16px;
  }

  .product-viewer-button {
    gap: 6px;
    min-height: 40px;
    font-size: 10px;
  }

}

@media (max-width: 860px) {
  .nav-menu,
  .nav-right .lang-switcher {
    display: none;
  }

  .site-header.is-open .nav-menu {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background-color: var(--surface-nav-veil);
    padding: 16px;
    gap: 0;
    border-bottom: 1px solid var(--color-twilight);
  }

  .site-header.is-open .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
    border: none;
    box-shadow: none;
    background: none;
    margin: 0 0 8px 12px;
  }

  .site-header.is-open .nav-item.is-expanded .nav-dropdown {
    display: block;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-menu {
    max-width: 100%;
  }

  .hero-hotspot {
    font-size: 14px;
    padding: 8px 16px;
  }
}

@media (max-width: 600px) {
  .hero-hotspot {
    font-size: 11px;
    padding: 6px 12px;
  }
  .section-heading {
    font-size: var(--text-heading);
    letter-spacing: var(--tracking-heading);
  }

  .hero-video-btn {
    width: 56px;
    height: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-viewer-loader,
  .product-viewer-progress.is-indeterminate i {
    animation: none;
  }
}