/**
 * Dunav Union - Theme Layout & Section Architecture
 * Version: 1.1.0
 */

/* ==========================================================================
   1. Site Header & Floating Sticky Navigation
   ========================================================================== */
.du-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(248, 250, 252, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  height: var(--du-header-h, 88px);
  display: flex;
  align-items: center;
}

/* Dedicated Floating Sticky Navigation - permanently 74px & fixed */
.du-sticky-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--du-header-h-scrolled, 74px);
  z-index: 1001;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--du-border);
  box-shadow: var(--du-shadow-subtle);
  display: flex;
  align-items: center;
  transform: translateY(-100%);
  will-change: transform;
  pointer-events: none;
  visibility: hidden;
  /* STRICTLY transform only: no height, background, or box-shadow transitions */
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.35s;
}

/* Slide into view when threshold passed */
.du-sticky-header.is-active {
  transform: translateY(0);
  pointer-events: auto;
  visibility: visible;
}

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

.du-logo-wrap {
  display: flex;
  align-items: center;
  gap: var(--du-space-xs);
  text-decoration: none;
}

.du-logo-img {
  height: 50px;
  width: auto;
  display: block;
}

@media (min-width: 768px) {
  .du-logo-img {
    height: 56px; /* Povećanje ~22% za veću upečatljivost na vrhu stranice */
  }
}

/* Logo inside sticky toolbar is permanently compact */
.du-logo-img--compact {
  height: 42px;
}

@media (min-width: 768px) {
  .du-logo-img--compact {
    height: 46px; /* Svođenje na standardne proporcije u sticky režimu */
  }
}

.du-nav-menu {
  display: none;
  align-items: center;
  gap: 4px;
}

@media (min-width: 1024px) {
  .du-nav-menu {
    display: flex;
  }
}

@media (min-width: 1280px) {
  .du-nav-menu {
    gap: 6px;
  }
}

.du-nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  border-radius: var(--du-radius-pill);
  font-size: var(--du-text-sm);
  font-weight: 600;
  color: var(--du-text-primary);
  text-decoration: none;
  overflow: hidden;
  isolation: isolate;
  user-select: none;
  line-height: 1.25;
  transition: color 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (min-width: 1280px) {
  .du-nav-link {
    padding: 7px 16px;
    font-size: var(--du-text-body);
  }
}

.du-nav-text {
  position: relative;
  z-index: 2;
  white-space: nowrap;
  pointer-events: none;
  transition: color 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Direction-Aware Hover Pill (capsule badge aesthetic matching .du-eyebrow) */
.du-nav-pill {
  position: absolute;
  inset: 0;
  border-radius: var(--du-radius-pill);
  background-color: var(--du-action-primary-bg);
  border: 1px solid rgba(0, 189, 214, 0.28);
  box-shadow: 0 2px 8px rgba(0, 189, 214, 0.08);
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transform: translate3d(0, 100%, 0);
  will-change: transform, opacity;
}

/* Hover link text color */
.du-nav-link:hover {
  color: var(--du-color-cyan-900);
}

/* Fallback for environments without JavaScript */
html:not(.js-ready) .du-nav-link:hover .du-nav-pill {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  transition: opacity 0.2s ease;
}

/* Active Page State - Permanent Capsule Pill */
.du-nav-link.is-active {
  color: var(--du-color-cyan-900);
  font-weight: 700;
}

.du-nav-link.is-active .du-nav-pill {
  opacity: 1 !important;
  transform: translate3d(0, 0, 0) !important;
  background-color: rgba(0, 189, 214, 0.12);
  border-color: rgba(0, 189, 214, 0.45);
  box-shadow: 0 2px 10px rgba(0, 189, 214, 0.14);
}

.du-nav-link.is-active:hover .du-nav-pill {
  background-color: rgba(0, 189, 214, 0.16);
  border-color: rgba(0, 189, 214, 0.6);
}

/* Mobile dropdown navigation when opened */
@media (max-width: 1023px) {
  .du-header .du-nav-menu.is-active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--du-header-h, 88px);
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--du-border);
    padding: var(--du-space-md) var(--du-viewport-pad);
    gap: 8px;
    box-shadow: var(--du-shadow-lg);
    z-index: 999;
  }

  .du-header .du-nav-menu.is-active .du-nav-link {
    width: 100%;
    justify-content: flex-start;
    padding: 12px 16px;
    font-size: var(--du-text-base);
  }
}

.du-header-actions {
  display: flex;
  align-items: center;
  gap: var(--du-space-sm);
}

.du-mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  background: none;
  border: 1px solid var(--du-border);
  border-radius: var(--du-radius-sm);
  cursor: pointer;
  padding: 8px;
}

@media (min-width: 1024px) {
  .du-mobile-toggle {
    display: none;
  }
}

@media (max-width: 480px) {
  .du-logo-img {
    height: 38px;
  }

  .du-header-actions .du-btn span {
    display: none;
  }

  .du-header-actions .du-btn {
    padding: 10px 12px;
  }
}

.du-mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--du-text-primary);
  transition: all var(--du-dur-fast) ease;
}

/* ==========================================================================
   2. Monumental Hero Section (Spacious 3D Canvas Architecture)
   ========================================================================== */
.du-hero {
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--du-header-h, 88px) + clamp(1rem, 2.2dvh, 2.5rem));
  padding-bottom: clamp(1rem, 2.2dvh, 2.5rem);
  overflow: hidden;
  position: relative;
}

.du-hero-container {
  width: 100%;
  max-width: 100%;
  padding-inline: var(--du-hero-pad-inline, var(--du-viewport-pad));
  margin-inline: auto;
}

.du-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--du-space-lg);
  align-items: center;
  width: 100%;
  max-width: 100%;
}

@media (min-width: 1024px) {
  .du-hero-grid {
    grid-template-columns: 0.92fr 1.08fr;
    gap: clamp(1.25rem, 2vw, 2.5rem);
  }
}

@media (min-width: 1440px) {
  .du-hero-grid {
    grid-template-columns: 0.88fr 1.12fr;
    gap: clamp(1.5rem, 2.2vw, 3rem);
  }
}

.du-hero-content {
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 1.8dvh, 1.75rem);
  max-width: 820px;
  width: 100%;
  min-width: 0;
}

.du-hero-content .du-lead {
  max-width: 60ch;
}

.du-hero-title {
  margin: 0;
  overflow-wrap: break-word;
  word-break: normal;
}

.du-hero-title .highlight-cyan {
  color: var(--du-action-primary);
}

.du-hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--du-space-xs);
  margin-top: var(--du-space-3xs);
  width: 100%;
}

.du-hero-actions .du-btn {
  width: 100%;
  justify-content: center;
}

@media (min-width: 640px) {
  .du-hero-actions {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--du-space-sm);
    width: auto;
  }

  .du-hero-actions .du-btn {
    width: auto;
  }
}

@media (min-width: 1024px) {
  .du-hero-actions {
    flex-wrap: nowrap;
    width: max-content;
    max-width: 100%;
  }

  .du-hero-actions .du-btn {
    flex-shrink: 0;
  }
}

.du-hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--du-space-xs);
  margin-top: clamp(0.5rem, 1.2dvh, 1.25rem);
  padding-top: clamp(0.75rem, 1.6dvh, 1.5rem);
  border-top: 1px solid var(--du-border);
  max-width: 620px;
  width: 100%;
}

.du-metric-item {
  display: flex;
  flex-direction: column;
  gap: var(--du-space-3xs);
  min-width: 0;
}

.du-metric-val {
  font-size: var(--du-text-h2);
  font-weight: 700;
  line-height: 1;
  color: var(--du-text-primary);
}

.du-metric-lbl {
  font-size: var(--du-text-xs);
  font-weight: 600;
  color: var(--du-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--du-tracking-wide);
  overflow-wrap: break-word;
}

@media (max-width: 480px) {
  .du-hero-metrics {
    gap: var(--du-space-2xs);
  }

  .du-metric-val {
    font-size: clamp(1.4rem, 6vw, 1.85rem);
  }

  .du-metric-lbl {
    font-size: 0.65rem;
    letter-spacing: 0.02em;
  }
}

/* ==========================================================================
   2B. Unified 3D Scrollytelling Zone & Zig-Zag Service Sections
   ========================================================================== */
.du-scrolly-zone {
  position: relative;
  width: 100%;
}

.du-scrolly-canvas-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  max-width: 100%;
  height: 100dvh;
  pointer-events: none;
  z-index: 4;
  overflow: hidden;
  transition: opacity 0.25s ease;
}

#du-3d-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.du-hero-content,
.du-zig-content {
  position: relative;
  z-index: 10;
}

/* 3D Stage Anchors (Hero + Zig-Zag Sections) */
.du-hero-stage,
.du-zig-stage {
  position: relative;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

@media (max-width: 1023px) {
  .du-hero-stage,
  .du-zig-stage {
    min-height: 0;
    height: clamp(230px, 34dvh, 320px);
    max-height: 320px;
    aspect-ratio: 16 / 10;
    margin-inline: auto;
  }
}

@media (min-width: 1024px) {
  .du-hero-stage,
  .du-zig-stage {
    aspect-ratio: 16 / 11;
    min-height: 460px;
    max-height: calc(100dvh - var(--du-header-h, 80px) - var(--du-space-xl));
  }
}

.du-stage-ambient-glow {
  position: absolute;
  width: min(520px, 85%);
  height: min(520px, 85%);
  border-radius: var(--du-radius-pill);
  background: radial-gradient(
    circle,
    rgba(0, 189, 214, 0.16) 0%,
    rgba(56, 189, 248, 0.07) 42%,
    rgba(248, 250, 252, 0) 72%
  );
  filter: blur(42px);
  pointer-events: none;
  z-index: 1;
}

.du-stage-ambient-glow--focused {
  background: radial-gradient(
    circle,
    rgba(0, 189, 214, 0.22) 0%,
    rgba(245, 158, 11, 0.08) 48%,
    rgba(248, 250, 252, 0) 74%
  );
}

/* 3D Loader Indicator */
.du-3d-loader {
  display: inline-flex;
  align-items: center;
  gap: var(--du-space-xs);
  padding: 10px 18px;
  border-radius: var(--du-radius-pill);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(10px);
  border: 1px solid var(--du-border);
  box-shadow: var(--du-shadow-subtle);
  color: var(--du-text-muted);
  transition: opacity 0.4s ease, transform 0.4s ease;
  z-index: 6;
}

.du-3d-loader.is-loaded {
  opacity: 0;
  transform: scale(0.94);
  pointer-events: none;
}

.du-3d-loader-ring {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0, 189, 214, 0.25);
  border-top-color: var(--du-action-primary);
  border-radius: 50%;
  animation: du3dSpin 0.8s linear infinite;
}

@keyframes du3dSpin {
  to {
    transform: rotate(360deg);
  }
}

/* Zig-Zag Scrollytelling Section */
.du-zig-section {
  width: 100%;
  min-height: calc(100dvh - var(--du-header-h-scrolled, 74px));
  display: flex;
  align-items: center;
  padding-block: clamp(1.5rem, 3.2dvh, 3rem);
  position: relative;
  overflow: hidden;
}

.du-zig-container {
  width: 100%;
  max-width: 100%;
}

/* Mobile & Tablet (<1024px): Standard single-column, Stage first, Content below */
.du-zig-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--du-space-lg);
  align-items: center;
  width: 100%;
  max-width: 100%;
  margin-inline: auto;
  padding-inline: var(--du-gutter);
}

@media (max-width: 1023px) {
  .du-zig-stage {
    order: 1;
  }

  .du-zig-content {
    order: 2;
    min-height: 0;
    justify-content: flex-start;
    gap: var(--du-space-lg);
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }
}

/* Medium Desktop (1024px to 1479px): Standard 2-column within 1480px max-width container */
@media (min-width: 1024px) and (max-width: 1479px) {
  .du-zig-grid {
    gap: clamp(1.5rem, 2.2vw, 2.5rem);
    max-width: calc(var(--du-container-max) + (2 * var(--du-gutter)));
  }

  .du-zig-grid--stage-left {
    grid-template-columns: 1.08fr 0.92fr;
  }

  .du-zig-grid--stage-left .du-zig-stage {
    order: 1;
  }

  .du-zig-grid--stage-left .du-zig-content {
    order: 2;
  }

  .du-zig-grid--stage-right {
    grid-template-columns: 0.92fr 1.08fr;
  }

  .du-zig-grid--stage-right .du-zig-content {
    order: 1;
  }

  .du-zig-grid--stage-right .du-zig-stage {
    order: 2;
  }
}

/* Large & Ultra-Wide Desktop (>= 1480px):
   5-Column Breakout Grid (Asymmetric Bleed)
   - Col 1 & 5: Outer Bleed gutters (1fr, absorbing margin on wide monitors)
   - Col 2 & 4: Left & Right Content (exact halves of centered 1480px container)
   - Col 3: Center separation gap (strictly 48px / var(--du-space-xl))
   - Zero 100vw calculations, immune to scrollbar shift
*/
@media (min-width: 1480px) {
  .du-zig-grid {
    max-width: 100%;
    margin-inline: 0;
    padding-inline: 0;
    grid-template-columns:
      minmax(var(--du-gutter), 1fr)
      minmax(0, calc((var(--du-container-max) - var(--du-space-xl)) / 2))
      var(--du-space-xl)
      minmax(0, calc((var(--du-container-max) - var(--du-space-xl)) / 2))
      minmax(var(--du-gutter), 1fr);
    column-gap: 0;
  }

  /* Stage Left (Sections 01, 03, 05):
     - 3D Stage spans Col 1 & 2 (Outer Left Bleed + Left Content)
     - Col 3 is center gap
     - Copy spans Col 4 (Right Content, locked inside 1480px line)
  */
  .du-zig-grid--stage-left .du-zig-stage {
    grid-column: 1 / 3;
    padding-left: var(--du-viewport-pad);
    order: initial;
  }

  .du-zig-grid--stage-left .du-zig-content {
    grid-column: 4 / 5;
    order: initial;
  }

  /* Stage Right (Sections 02, 04):
     - Copy spans Col 2 (Left Content, starts exactly at 1480px line)
     - Col 3 is center gap
     - 3D Stage spans Col 4 & 5 (Right Content + Outer Right Bleed)
  */
  .du-zig-grid--stage-right .du-zig-content {
    grid-column: 2 / 3;
    order: initial;
  }

  .du-zig-grid--stage-right .du-zig-stage {
    grid-column: 4 / 6;
    padding-right: var(--du-viewport-pad);
    order: initial;
  }
}

.du-zig-content {
  display: flex;
  flex-direction: column;
  gap: var(--du-space-md);
  max-width: 720px;
  width: 100%;
  min-width: 0;
}

@media (min-width: 1024px) {
  .du-zig-content {
    justify-content: space-between;
    min-height: clamp(410px, 58dvh, 520px);
  }
}

.du-zig-content .du-lead {
  max-width: 58ch;
}

.du-zig-content-top,
.du-zig-content-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--du-space-sm);
}

.du-zig-content .highlight-cyan {
  color: var(--du-action-primary);
}

.du-zig-content .highlight-gold {
  color: var(--du-accent-gold);
}

.du-zig-highlights {
  display: flex;
  flex-direction: column;
  gap: var(--du-space-2xs);
}

.du-zig-pill {
  display: flex;
  align-items: center;
  gap: var(--du-space-xs);
  padding: 11px 16px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(8px);
  border: 1px solid var(--du-border);
  border-radius: var(--du-radius-lg);
  font-size: var(--du-text-sm);
  font-weight: 600;
  color: var(--du-text-primary);
  box-shadow: var(--du-shadow-subtle);
}

.du-zig-pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--du-action-primary);
  box-shadow: 0 0 10px var(--du-action-primary);
  flex-shrink: 0;
}

.du-zig-pill-dot--gold {
  background-color: var(--du-accent-gold);
  box-shadow: 0 0 10px var(--du-accent-gold);
}

/* ==========================================================================
   2C. Zig-Zag Services Cascading Reveal (Baseline 2026 sibling-index & sibling-count)
   ========================================================================== */
/* Initial state when JS is ready and section is not yet revealed: translated down by +150% */
html.js-ready .du-zig-section:not(.is-revealed) .du-eyebrow,
html.js-ready .du-zig-section:not(.is-revealed) .h2,
html.js-ready .du-zig-section:not(.is-revealed) .du-lead,
html.js-ready .du-zig-section:not(.is-revealed) .du-zig-pill,
html.js-ready .du-zig-section:not(.is-revealed) .du-hero-actions .du-btn {
  opacity: 0;
  transform: translateY(150%);
  pointer-events: none;
}

/* Transition properties on the copy elements */
html.js-ready .du-zig-section .du-eyebrow,
html.js-ready .du-zig-section .h2,
html.js-ready .du-zig-section .du-lead,
html.js-ready .du-zig-section .du-zig-pill,
html.js-ready .du-zig-section .du-hero-actions .du-btn {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.75s var(--du-ease-out),
              transform 0.75s var(--du-ease-out);
  will-change: opacity, transform;
}

/* Ensure hover on buttons remains snappy and doesn't wait for delay */
.du-zig-section.is-revealed .du-hero-actions .du-btn:hover {
  transform: translateY(-2px);
  transition-delay: 0s !important;
}

.du-zig-section.reveal-complete .du-hero-actions .du-btn {
  transition-delay: 0s !important;
  transition-duration: var(--du-dur-base) !important;
}

/* Fallback stagger delays for pre-2026 engines */
.du-zig-section.is-revealed .du-header-block > :nth-child(1) { transition-delay: 0ms; }
.du-zig-section.is-revealed .du-header-block > :nth-child(2) { transition-delay: 110ms; }
.du-zig-section.is-revealed .du-header-block > :nth-child(3) { transition-delay: 220ms; }

.du-zig-section.is-revealed .du-zig-pill:nth-child(1) { transition-delay: 340ms; }
.du-zig-section.is-revealed .du-zig-pill:nth-child(2) { transition-delay: 430ms; }
.du-zig-section.is-revealed .du-zig-pill:nth-child(3) { transition-delay: 520ms; }

.du-zig-section.is-revealed .du-hero-actions > :nth-child(1) { transition-delay: 660ms; }
.du-zig-section.is-revealed .du-hero-actions > :nth-child(2) { transition-delay: 820ms; }

/* Baseline 2026: Dynamic cascade powered by sibling-index() and sibling-count() */
@supports (transition-delay: calc(sibling-index() * 1ms)) {
  .du-zig-section.is-revealed .du-header-block > :nth-child(n) {
    transition-delay: calc((sibling-index() - 1) * 110ms);
  }

  .du-zig-section.is-revealed .du-zig-pill:nth-child(n) {
    /* Dynamically distribute pills using sibling-count() */
    --pill-stagger: calc(260ms / max(1, sibling-count()));
    transition-delay: calc(340ms + (sibling-index() - 1) * var(--pill-stagger));
  }

  .du-zig-section.is-revealed .du-hero-actions > :nth-child(n) {
    /* Clear 160ms rhythmic cascade for action buttons */
    transition-delay: calc(660ms + (sibling-index() - 1) * 160ms);
  }
}

/* ==========================================================================
   2D. Virtuelna Uplatnica Reveal Animation (Copy Cascade & 3D Revolving Door Slip)
   ========================================================================== */
/* Initial state for copy and CTA */
html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-eyebrow,
html.js-ready #virtuelna-uplatnica:not(.is-revealed) .h2,
html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-lead,
html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-slip-step,
html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-slip-actions .du-btn {
  opacity: 0;
  transform: translateY(150%);
  pointer-events: none;
}

/* Base reveal transition for copy */
html.js-ready #virtuelna-uplatnica .du-eyebrow,
html.js-ready #virtuelna-uplatnica .h2,
html.js-ready #virtuelna-uplatnica .du-lead,
html.js-ready #virtuelna-uplatnica .du-slip-step,
html.js-ready #virtuelna-uplatnica .du-slip-actions .du-btn {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.75s var(--du-ease-out),
              transform 0.75s var(--du-ease-out);
  will-change: opacity, transform;
}

/* Right Panel: 3D Revolving Door Rotation around center vertical axis */
html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-card--uplatnica-slip {
  opacity: 0;
  transform: perspective(1200px) rotateY(-65deg) scale(0.92);
  pointer-events: none;
}

html.js-ready #virtuelna-uplatnica .du-card--uplatnica-slip {
  opacity: 1;
  transform: perspective(1200px) rotateY(0deg) scale(1);
  transform-origin: 50% 50%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform-style: preserve-3d;
  transition: opacity 0.85s var(--du-ease-out),
              transform 0.9s var(--du-ease-out);
  transition-delay: 240ms;
  will-change: opacity, transform;
}

/* Button hover & post-reveal state */
#virtuelna-uplatnica.is-revealed .du-slip-actions .du-btn:hover {
  transform: translateY(-2px);
  transition-delay: 0s !important;
}

#virtuelna-uplatnica.reveal-complete .du-slip-actions .du-btn {
  transition-delay: 0s !important;
  transition-duration: var(--du-dur-base) !important;
}

/* Fallback stagger delays for uplatnica copy */
#virtuelna-uplatnica.is-revealed .du-header-block > :nth-child(1) { transition-delay: 0ms; }
#virtuelna-uplatnica.is-revealed .du-header-block > :nth-child(2) { transition-delay: 110ms; }
#virtuelna-uplatnica.is-revealed .du-header-block > :nth-child(3) { transition-delay: 220ms; }

#virtuelna-uplatnica.is-revealed .du-slip-step:nth-child(1) { transition-delay: 340ms; }
#virtuelna-uplatnica.is-revealed .du-slip-step:nth-child(2) { transition-delay: 430ms; }
#virtuelna-uplatnica.is-revealed .du-slip-step:nth-child(3) { transition-delay: 520ms; }

#virtuelna-uplatnica.is-revealed .du-slip-actions .du-btn { transition-delay: 660ms; }

/* Baseline 2026: Dynamic cascade for uplatnica copy */
@supports (transition-delay: calc(sibling-index() * 1ms)) {
  #virtuelna-uplatnica.is-revealed .du-header-block > :nth-child(n) {
    transition-delay: calc((sibling-index() - 1) * 110ms);
  }

  #virtuelna-uplatnica.is-revealed .du-slip-step:nth-child(n) {
    transition-delay: calc(340ms + (sibling-index() - 1) * 90ms);
  }
}

/* ==========================================================================
   2E. Mreža Poslovnica Reveal Animation (Copy Cascade & Locations Card Delay)
   ========================================================================== */
/* Initial state for copy */
html.js-ready #uplatna-mesta:not(.is-revealed) .du-eyebrow,
html.js-ready #uplatna-mesta:not(.is-revealed) .h2,
html.js-ready #uplatna-mesta:not(.is-revealed) .du-lead {
  opacity: 0;
  transform: translateY(150%);
  pointer-events: none;
}

/* Base reveal transition for copy */
html.js-ready #uplatna-mesta .du-eyebrow,
html.js-ready #uplatna-mesta .h2,
html.js-ready #uplatna-mesta .du-lead {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.75s var(--du-ease-out),
              transform 0.75s var(--du-ease-out);
  will-change: opacity, transform;
}

/* Locations Search Card: Arrives with noticeable delay after copy */
html.js-ready #uplatna-mesta:not(.is-revealed) .du-locations-card {
  opacity: 0;
  transform: translateY(80px);
  pointer-events: none;
}

html.js-ready #uplatna-mesta .du-locations-card {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.85s var(--du-ease-out),
              transform 0.85s var(--du-ease-out);
  transition-delay: 380ms;
  will-change: opacity, transform;
}

/* Fallback stagger delays for locations header */
#uplatna-mesta.is-revealed .du-header-block > :nth-child(1) { transition-delay: 0ms; }
#uplatna-mesta.is-revealed .du-header-block > :nth-child(2) { transition-delay: 110ms; }
#uplatna-mesta.is-revealed .du-header-block > :nth-child(3) { transition-delay: 220ms; }

/* Baseline 2026: Dynamic cascade for locations header */
@supports (transition-delay: calc(sibling-index() * 1ms)) {
  #uplatna-mesta.is-revealed .du-header-block > :nth-child(n) {
    transition-delay: calc((sibling-index() - 1) * 110ms);
  }
}

/* ==========================================================================
   2F. B2B Partneri Reveal Animation (Copy & CTA Cascade)
   ========================================================================== */
/* Initial state for copy & CTA */
html.js-ready #partneri:not(.is-revealed) .du-eyebrow,
html.js-ready #partneri:not(.is-revealed) .h2,
html.js-ready #partneri:not(.is-revealed) .du-lead,
html.js-ready #partneri:not(.is-revealed) .du-b2b-actions .du-btn {
  opacity: 0;
  transform: translateY(150%);
  pointer-events: none;
}

/* Base reveal transition */
html.js-ready #partneri .du-eyebrow,
html.js-ready #partneri .h2,
html.js-ready #partneri .du-lead,
html.js-ready #partneri .du-b2b-actions .du-btn {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.75s var(--du-ease-out),
              transform 0.75s var(--du-ease-out);
  will-change: opacity, transform;
}

/* Button hover & post-reveal state */
#partneri.is-revealed .du-b2b-actions .du-btn:hover {
  transform: translateY(-2px);
  transition-delay: 0s !important;
}

#partneri.reveal-complete .du-b2b-actions .du-btn {
  transition-delay: 0s !important;
  transition-duration: var(--du-dur-base) !important;
}

/* Fallback stagger delays for partneri */
#partneri.is-revealed .du-header-block > :nth-child(1) { transition-delay: 0ms; }
#partneri.is-revealed .du-header-block > :nth-child(2) { transition-delay: 110ms; }
#partneri.is-revealed .du-header-block > :nth-child(3) { transition-delay: 220ms; }

#partneri.is-revealed .du-b2b-actions .du-btn { transition-delay: 380ms; }

/* Baseline 2026: Dynamic cascade for partneri header */
@supports (transition-delay: calc(sibling-index() * 1ms)) {
  #partneri.is-revealed .du-header-block > :nth-child(n) {
    transition-delay: calc((sibling-index() - 1) * 110ms);
  }
}

/* Accessibility: respect user prefers-reduced-motion across all reveal sections */
@media (prefers-reduced-motion: reduce) {
  html.js-ready .du-zig-section:not(.is-revealed) .du-eyebrow,
  html.js-ready .du-zig-section:not(.is-revealed) .h2,
  html.js-ready .du-zig-section:not(.is-revealed) .du-lead,
  html.js-ready .du-zig-section:not(.is-revealed) .du-zig-pill,
  html.js-ready .du-zig-section:not(.is-revealed) .du-hero-actions .du-btn,
  html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-eyebrow,
  html.js-ready #virtuelna-uplatnica:not(.is-revealed) .h2,
  html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-lead,
  html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-slip-step,
  html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-slip-actions .du-btn,
  html.js-ready #virtuelna-uplatnica:not(.is-revealed) .du-card--uplatnica-slip,
  html.js-ready #uplatna-mesta:not(.is-revealed) .du-eyebrow,
  html.js-ready #uplatna-mesta:not(.is-revealed) .h2,
  html.js-ready #uplatna-mesta:not(.is-revealed) .du-lead,
  html.js-ready #uplatna-mesta:not(.is-revealed) .du-locations-card,
  html.js-ready #partneri:not(.is-revealed) .du-eyebrow,
  html.js-ready #partneri:not(.is-revealed) .h2,
  html.js-ready #partneri:not(.is-revealed) .du-lead,
  html.js-ready #partneri:not(.is-revealed) .du-b2b-actions .du-btn {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    pointer-events: auto !important;
  }
}

/* ==========================================================================
   3. Service Teasers Grid
   ========================================================================== */
.du-services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--du-space-md);
}

@media (min-width: 640px) {
  .du-services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .du-services-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--du-space-lg);
  }
}

.du-service-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--du-space-md);
  padding: var(--du-space-xl) var(--du-space-lg);
}

.du-service-icon {
  width: 58px;
  height: 58px;
  border-radius: var(--du-radius-md);
  background-color: var(--du-surface-subtle);
  border: 1px solid var(--du-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--du-action-primary);
  box-shadow: var(--du-shadow-subtle);
  transition: all var(--du-dur-base) var(--du-ease-out);
}

.du-service-card:hover .du-service-icon {
  background-color: var(--du-action-primary);
  color: #FFFFFF;
  border-color: var(--du-action-primary);
  transform: scale(1.05);
}

.du-service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--du-space-2xs);
  font-size: var(--du-text-sm);
  font-weight: 700;
  color: var(--du-action-primary);
  margin-top: auto;
}

.du-service-link:hover {
  color: var(--du-action-primary-hover);
}

/* ==========================================================================
   4. Feature Split Rows (Virtuelna Uplatnica & Lokacije)
   ========================================================================== */
.du-feature-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--du-space-xl);
  align-items: center;
}

@media (min-width: 1024px) {
  .du-feature-split {
    grid-template-columns: 1fr 1fr;
    gap: var(--du-space-3xl);
  }
}

@media (min-width: 1480px) {
  .du-feature-split {
    gap: var(--du-space-xl);
  }
}

/* ==========================================================================
   4B. Virtuelna Uplatnica Dark Slip Styles
   ========================================================================== */
.du-card--uplatnica-slip {
  background: rgba(30, 41, 59, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--du-radius-2xl);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.45);
}

.du-slip-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: var(--du-space-sm);
  margin-bottom: var(--du-space-md);
}

.du-slip-field {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--du-radius-md);
  padding: var(--du-space-xs) var(--du-space-sm);
}

.du-slip-label {
  color: var(--du-color-slate-400);
  text-transform: uppercase;
  font-weight: 700;
  display: block;
  letter-spacing: var(--du-tracking-wide);
}

.du-slip-value {
  font-weight: 600;
  color: var(--du-text-inverse);
  margin-top: 2px;
}

.du-slip-amount {
  font-weight: 700;
  color: var(--du-color-cyan-400);
  margin-top: 2px;
}

.du-slip-qr-box {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--du-radius-lg);
  padding: var(--du-space-lg);
}

.du-slip-qr-inner {
  width: 140px;
  height: 140px;
  margin: 0 auto var(--du-space-xs) auto;
  background-color: #FFFFFF;
  color: #0F172A;
  border-radius: var(--du-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0, 189, 214, 0.25);
}


/* ==========================================================================
   4C. Mreža Lokacija (#uplatna-mesta) with Serbia Map Decor
   ========================================================================== */
.du-locations-section {
  position: relative;
  overflow: hidden;
  background-color: var(--du-surface);
  border-top: 1px solid var(--du-border);
  border-bottom: 1px solid var(--du-border);
}

.du-locations-container {
  position: relative;
  z-index: 2;
}

.du-card.du-locations-card {
  position: relative;
  background-color: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--du-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.06);
}

.du-locations-map-decor {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  height: 100%;
  width: auto;
  pointer-events: none;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.du-locations-map-img {
  height: 100%;
  width: auto;
  max-width: none;
  object-fit: contain;
  object-position: right center;
  user-select: none;
  -webkit-user-drag: none;
}

@media (max-width: 1024px) {
  .du-locations-map-decor {
    opacity: 0.25;
  }
}

@media (max-width: 640px) {
  .du-locations-map-decor {
    opacity: 0.15;
  }
}

/* ==========================================================================
   5. B2B Banner (Dark Slate Contrast Block)
   ========================================================================== */
.du-b2b-banner {
  background-color: var(--du-surface-inverse);
  background-image: url('../gfx/b2b-partner-handshake.webp');
  background-repeat: no-repeat;
  background-position: right center;
  background-size: contain;
  color: var(--du-text-inverse);
  border-radius: var(--du-radius-2xl);
  padding: var(--du-space-2xl) var(--du-space-xl);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--du-border-inverse);
  box-shadow: var(--du-shadow-raised);
}

@media (max-width: 768px) {
  .du-b2b-banner {
    background-image: linear-gradient(90deg, rgba(15, 23, 42, 0.96) 0%, rgba(15, 23, 42, 0.82) 100%), url('../gfx/b2b-partner-handshake.webp');
  }
}

@media (min-width: 1024px) {
  .du-b2b-banner {
    padding: var(--du-space-3xl);
  }

  .du-b2b-banner .du-header-block {
    max-width: 62ch;
  }
}

/* ==========================================================================
   6. Footer Architecture (Dark Skin & Semantic Full-Width)
   ========================================================================== */
.du-footer {
  background-color: var(--du-surface-inverse); /* #0F172A */
  color: var(--du-color-slate-400);
  border-top: 1px solid var(--du-border-inverse);
  padding-block: var(--du-space-3xl) var(--du-space-xl);
  position: relative;
  z-index: 2;
}

.du-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--du-space-2xl) var(--du-space-xl);
  margin-bottom: var(--du-space-2xl);
}

@media (min-width: 640px) {
  .du-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .du-footer-grid {
    grid-template-columns: 2fr 1.05fr 1.15fr 1.35fr;
  }
}

.du-footer-col--brand {
  max-width: 44ch;
}

.du-footer-logo-wrap {
  display: inline-block;
  margin-bottom: var(--du-space-sm);
  text-decoration: none;
}

.du-footer-logo-img {
  height: 44px;
  width: auto;
  display: block;
}

.du-footer-brand-desc {
  font-size: var(--du-text-sm);
  color: var(--du-color-slate-400);
  line-height: 1.65;
  margin-bottom: var(--du-space-md);
}

.du-footer-brand-desc strong {
  color: var(--du-text-inverse);
  font-weight: 600;
}

.du-footer-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--du-space-3xs);
  padding: 6px 14px;
  background-color: rgba(0, 189, 214, 0.12);
  color: var(--du-color-cyan-400);
  border: 1px solid rgba(0, 189, 214, 0.28);
  border-radius: var(--du-radius-full);
  font-size: var(--du-text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.du-footer-col-title {
  font-size: var(--du-text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--du-text-inverse);
  margin-bottom: var(--du-space-md);
  position: relative;
  padding-bottom: 8px;
}

.du-footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--du-action-primary);
  border-radius: 1px;
}

/* Sređivanje listi linkova u footeru */
.du-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.du-footer-link {
  font-size: var(--du-text-sm);
  color: var(--du-color-slate-300);
  text-decoration: none;
  line-height: 1.45;
  display: inline-block;
  transition: color var(--du-dur-base) var(--du-ease-out),
              transform var(--du-dur-base) var(--du-ease-out);
}

.du-footer-link:hover {
  color: var(--du-action-primary);
  transform: translateX(3px);
}

/* Kontakt kolona */
.du-footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--du-space-sm);
  font-size: var(--du-text-sm);
  color: var(--du-color-slate-400);
}

.du-footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.du-footer-contact-label {
  color: var(--du-color-slate-200);
  font-weight: 600;
  font-size: var(--du-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.du-footer-contact-phones {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.du-footer-email-link {
  color: var(--du-color-cyan-400);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--du-text-sm);
  transition: color var(--du-dur-base) var(--du-ease-out);
  display: inline-block;
}

.du-footer-email-link:hover {
  color: var(--du-color-cyan-300);
  text-decoration: underline;
}

/* Bottom Bar */
.du-footer-bottom {
  padding-top: var(--du-space-lg);
  border-top: 1px solid var(--du-border-inverse);
  display: flex;
  flex-direction: column;
  gap: var(--du-space-xs);
  align-items: center;
  justify-content: space-between;
  font-size: var(--du-text-xs);
  color: var(--du-color-slate-500);
  text-align: center;
}

@media (min-width: 768px) {
  .du-footer-bottom {
    flex-direction: row;
    text-align: left;
  }
}

.du-footer-copyright {
  color: var(--du-color-slate-400);
  font-weight: 500;
}

.du-footer-reg {
  color: var(--du-color-slate-500);
}

/* Global Print Rules */
@media print {
  #sticky-header,
  .du-sticky-header,
  .du-mobile-toggle,
  .du-skip-link,
  #wpadminbar {
    display: none !important;
    visibility: hidden !important;
    position: absolute !important;
    top: -9999px !important;
    left: -9999px !important;
    width: 0 !important;
    height: 0 !important;
  }
}