/* Process section owns its complete layout and presentation. */
#proces {
  position: relative;

  background: var(--bg-base);
  border-top: 1px solid var(--border-subtle);

  overflow: hidden;

  z-index: 3;
}

#proces .proces-container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

#proces .proces-col-left {
  display: flex;
  flex-direction: column;
}

#proces .proces-col-left,
#proces .proces-col-right {
  position: relative;
  z-index: 2;
}

#proces .proces-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;

  font: 500 0.7rem var(--font-mono);
  letter-spacing: 0.15em;
  color: var(--neon-green);

  margin-bottom: 0.85rem;
}

#proces .proces-tag-pip {
  width: 6px;
  height: 6px;

  flex-shrink: 0;

  border-radius: 50%;
  background: var(--neon-green);
}

#proces .proces-title {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text-pure);
}

#proces .proces-steps-track {
  position: relative;

  display: flex;
  flex-direction: column;
}

#proces .process-step-item {
  position: relative;

  display: flex;
  align-items: flex-start;

  z-index: 1;
}

#proces .step-marker {
  position: relative;

  display: flex;
  align-items: center;
  justify-content: center;
}

#proces .step-num {
  font-family: var(--font-mono);
  font-weight: 700;
}

#proces .step-content {
  display: flex;
  flex-direction: column;

  min-width: 0;

  flex: 1;
}

#proces .step-title {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #fff;
}

#proces .step-desc {
  font-family: var(--font-body);
  color: rgba(255, 255, 255, 0.78);
}

#proces .proces-viewport {
  position: relative;

  width: 100%;

  border-radius: 20px;

  overflow: hidden;

  background: #080c0a;
  border: 1px solid rgba(0, 255, 102, 0.22);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.45);
}

#proces .proces-vignette-overlay,
#proces .proces-grain-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

#proces .proces-vignette-overlay {
  z-index: 6;
}

#proces .proces-grain-overlay {
  z-index: 7;
  mix-blend-mode: soft-light;
}

#proces .process-floating-badge {
  position: absolute;
  z-index: 10;

  display: flex;
  align-items: center;
  gap: 1rem;

  border-radius: 12px;
  background: rgba(24, 36, 29, 0.48);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}

#proces .badge-status-pip {
  width: 7px;
  height: 7px;

  flex-shrink: 0;

  border-radius: 50%;
  background: var(--neon-green);
  box-shadow: 0 0 8px rgba(0, 255, 102, 0.6);
}

#proces .badge-slides-container {
  position: relative;

  flex: 1;

  min-width: 0;
}

#proces .badge-slide {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.3rem;
}

#proces .badge-phase {
  font: 700 0.65rem var(--font-mono);
  color: var(--neon-green);
  letter-spacing: 0.12em;
}

#proces .badge-title {
  font-family: var(--font-display);
  font-weight: 600;
  color: #fff;
}

/* Scoped process layout: SVG node rail, magnetic copy and a 3D photo stack. */
#proces {
  padding: clamp(5.5rem, 10vh, 7rem) 0;
}

#proces .proces-container {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(3rem, 5.5vw, 5rem);
  align-items: center;
}

#proces .proces-col-left,
#proces .proces-col-right {
  width: 100%;
  max-width: none;
  min-width: 0;
}

#proces .proces-header-block {
  margin-bottom: 2rem;
}

#proces .proces-title {
  font-size: clamp(2.4rem, 3.8vw, 3.5rem);
}

#proces .proces-steps-track {
  gap: 1.75rem;

  margin: 0;
}

.process-timeline {
  position: absolute;
  inset: 0 auto 0 0;

  width: 40px;
  height: 100%;
  overflow: visible;

  z-index: 0;
  pointer-events: none;
}

.process-rail-base,
.process-rail-progress {
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.process-rail-base {
  stroke: rgba(206, 238, 218, 0.14);
}

.process-rail-progress {
  stroke: var(--neon-green);
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  filter: drop-shadow(0 0 4px rgba(0, 255, 102, 0.65));
}

#proces .process-step-item {
  gap: 1.5rem;

  opacity: 0.2;

  transform: none;
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: default;
  will-change: transform, opacity;
}

#proces .process-step-item.is-active {
  opacity: 1;

  transform: none;
}

#proces .step-marker {
  --node-glow: 0;
  appearance: none;
  isolation: isolate;

  width: 40px;
  height: 40px;

  flex: 0 0 40px;

  padding: 0;

  gap: 0;

  overflow: hidden;

  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(24, 36, 29, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow:
    0 5px 14px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

#proces .step-marker::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;

  border-radius: inherit;
  background: radial-gradient(
    circle at 50% 65%,
    rgba(0, 255, 102, 0.46),
    rgba(0, 255, 102, 0.08) 54%,
    transparent 80%
  );
  opacity: var(--node-glow);
}

#proces .step-num {
  position: relative;
  z-index: 1;

  color: #d4e5dc;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-shadow: none;
}

#proces .is-reached .step-marker {
  border-color: rgba(0, 255, 102, 0.5);
  box-shadow:
    0 5px 20px rgba(0, 255, 102, 0.12),
    inset 0 0 12px rgba(0, 255, 102, 0.12);
}

#proces .is-reached .step-num {
  color: #b5ffcf;
}

#proces .step-marker:focus-visible {
  outline: 2px solid #e0ffec;
  outline-offset: 4px;
}

#proces .step-marker:hover {
  border-color: rgba(206, 255, 225, 0.72);
}

#proces .step-content {
  padding-top: 0.35rem;

  gap: 0.5rem;
}

#proces .step-title {
  font-size: clamp(1.2rem, 1.7vw, 1.55rem);

  margin: 0;

  text-shadow: none;
}

#proces .step-desc {
  font-size: 1rem;
  line-height: 1.65;
}

#proces .step-title,
#proces .step-desc {
  will-change: transform, opacity;
}

#proces .proces-viewport {
  height: clamp(420px, 58vh, 560px);

  transform-style: preserve-3d;
}

.process-photo-stack {
  position: absolute;
  inset: 0;

  perspective: 1100px;
  transform-style: preserve-3d;
}

.process-stack-card {
  position: absolute;
  inset: 0;
  visibility: hidden;
  transform-origin: 50% 50%;
  transform-style: preserve-3d;
  backface-visibility: hidden;
  clip-path: inset(100% 0% 0% 0%);
  will-change: transform, opacity;

  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.45);
}

.process-stack-card:first-child {
  z-index: 1;
  visibility: visible;
  clip-path: inset(0% 0% 0% 0%);
}

.process-stack-card:nth-child(2) {
  z-index: 2;
}

.process-stack-card:nth-child(3) {
  z-index: 3;
}

.process-stack-card img {
  width: 100%;
  height: 100%;

  display: block;
  object-fit: cover;
}

#proces .process-step-item:hover,
#proces .process-step-item:focus-within {
  opacity: 1;
}

#proces .process-step-item.is-active .step-title {
  color: #fff;
}

#proces .process-step-item.is-active .step-desc {
  color: rgba(255, 255, 255, 0.9);
}

#proces .step-marker::before {
  will-change: transform, opacity;
}

#proces .proces-vignette-overlay {
  background: radial-gradient(ellipse at center, transparent 44%, rgba(3, 6, 4, 0.48) 100%);
  box-shadow: inset 0 0 60px 10px rgba(3, 6, 4, 0.25);
}

#proces .proces-grain-overlay {
  opacity: 0.04;
}

#proces .process-floating-badge {
  left: 1.25rem;
  right: 1.25rem;
  bottom: 1.25rem;

  padding: 1rem 1.15rem;
}

#proces .badge-slides-container {
  height: auto;
  min-height: 44px;
  overflow: visible;
}

#proces .badge-slide {
  position: relative;
  inset: auto;

  opacity: 1;

  transform: none;
}

#proces .badge-slide[hidden] {
  display: none;
}

#proces .badge-title {
  white-space: normal;

  overflow: visible;

  font-size: 0.9rem;
  line-height: 1.4;
}

@media (max-width: 992px) {
  #proces {
    padding: 4.5rem 0;
  }

  #proces .proces-container {
    grid-template-columns: minmax(0, 1fr);

    padding: 0 var(--container-pad);

    gap: 2.5rem;
  }

  #proces .proces-header-block {
    margin-bottom: 2rem;
  }

  #proces .proces-col-right {
    perspective: none;
  }

  #proces .proces-viewport {
    height: clamp(340px, 100vw, 500px);
  }

  #proces .step-title {
    font-size: 1.25rem;
  }

  #proces .process-floating-badge {
    left: 0.75rem;
    right: 0.75rem;
    bottom: 0.75rem;

    gap: 0.65rem;

    padding: 0.85rem;
  }

  #proces .badge-phase {
    font-size: 0.61rem;
    letter-spacing: 0.08em;
  }
}

@media (prefers-reduced-motion: reduce) {
  #proces .process-step-item,
  #proces .step-marker {
    transition: none;
  }

  #proces .step-title,
  #proces .step-desc {
    will-change: auto;
  }
}