/* ===================================
   Proceso Page — Neural 3D Interface
   =================================== */

/* === Proceso Hero === */
.proceso-hero {
  padding: var(--space-xl) 0 var(--space-lg);
  text-align: center;
  position: relative;
}

.proceso-hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-xxl);
  font-weight: var(--fw-light);
  color: var(--color-ivory);
  line-height: var(--lh-heading);
  margin-top: var(--space-sm);
  margin-bottom: var(--space-sm);
  opacity: 0;
  transform: translateY(30px);
}

.proceso-hero__subtitle {
  font-family: var(--font-accent);
  font-size: var(--fs-md);
  font-style: italic;
  color: var(--color-muted);
  opacity: 0;
  transform: translateY(15px);
}

/* === Neural Scene Container === */
.proceso-scene {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 50%, rgba(45, 27, 78, 0.08) 0%, transparent 70%);
}

#neuralCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* === Phase Navigation Dots === */
.proceso-scene__nav {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-sm);
  z-index: 10;
}

.phase-dot {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(184, 162, 114, 0.2);
  background: rgba(26, 26, 30, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(10px);
}

.phase-dot:hover {
  border-color: rgba(184, 162, 114, 0.4);
  color: var(--color-bone);
  transform: translateY(-2px);
}

.phase-dot.active {
  border-color: var(--color-gold);
  color: var(--color-gold);
  box-shadow: var(--glow-gold-medium);
  background: rgba(184, 162, 114, 0.08);
}

/* === Detail Panels === */
.proceso-panels {
  position: absolute;
  top: 50%;
  right: var(--space-lg);
  transform: translateY(-50%);
  z-index: 10;
  width: 340px;
  pointer-events: none;
}

.proceso-panel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: none;
}

.proceso-panel.active {
  pointer-events: auto;
}

.proceso-panel__glass {
  background: rgba(26, 26, 30, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(184, 162, 114, 0.12);
  border-radius: 6px;
  padding: var(--space-md);
  box-shadow: var(--shadow-surface-2);
  position: relative;
  overflow: hidden;
}

/* Gold accent line at top */
.proceso-panel__glass::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184, 162, 114, 0.35), transparent);
}

.proceso-panel__header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.proceso-panel__number {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-gold);
  opacity: 0.6;
}

.proceso-panel__moon-label {
  font-family: var(--font-accent);
  font-size: var(--fs-xs);
  font-style: italic;
  color: var(--color-charcoal);
}

.proceso-panel__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-light);
  color: var(--color-ivory);
  margin-bottom: var(--space-sm);
}

.proceso-panel__list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.proceso-panel__list li {
  font-size: var(--fs-xs);
  color: var(--color-bone);
  padding-left: 1rem;
  position: relative;
  line-height: 1.5;
}

.proceso-panel__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 6px rgba(184, 162, 114, 0.4);
}

.proceso-panel__desc {
  font-size: var(--fs-xs);
  color: var(--color-muted);
  line-height: var(--lh-body);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: var(--space-sm);
}

/* === Phase Labels on Scene === */
.proceso-scene__labels {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  pointer-events: none;
}

.phase-label-3d {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  transform: translate(-50%, 0);
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity;
}

.phase-label-3d__number {
  font-family: var(--font-body);
  font-size: 0.55rem;
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-ultra);
  color: var(--color-gold);
  opacity: 0.4;
  display: block;
  transform: translateY(6px);
  transition: opacity 0.4s var(--ease-out), color 0.3s var(--ease-out);
}

.phase-label-3d__name {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-ultra);
  text-transform: uppercase;
  color: var(--color-muted);
  white-space: nowrap;
  display: block;
  position: relative;
  transition: color 0.4s var(--ease-out), text-shadow 0.4s var(--ease-out);
}

.phase-label-3d.visible {
  opacity: 1;
}

.phase-label-3d.active .phase-label-3d__number {
  opacity: 0.8;
}

.phase-label-3d.active .phase-label-3d__name {
  color: var(--color-gold);
  text-shadow: 0 0 12px rgba(184, 162, 114, 0.4), 0 0 24px rgba(184, 162, 114, 0.15);
}

/* Underline sweep on active */
.phase-label-3d__name::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 50%;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transform: translateX(-50%);
  transition: width 0.5s var(--ease-out);
  box-shadow: 0 0 6px rgba(184, 162, 114, 0.3);
}

.phase-label-3d.active .phase-label-3d__name::after {
  width: 100%;
}

/* Hover state (raycaster hovering on node) */
.phase-label-3d.hovered .phase-label-3d__name {
  color: var(--color-bone);
}

.phase-label-3d.hovered .phase-label-3d__number {
  opacity: 0.6;
}

/* === 2D Fallback === */
.proceso-scene__fallback {
  display: none;
  width: 100%;
  height: 100%;
  position: relative;
}

.proceso-scene__fallback.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.neural-fallback {
  width: 100%;
  max-width: 600px;
  height: auto;
}

.neural-fallback__node {
  fill: none;
  stroke: var(--color-gold);
  stroke-width: 1.5;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.neural-fallback__node:hover,
.neural-fallback__node.active {
  stroke-width: 2;
  filter: drop-shadow(0 0 8px rgba(184, 162, 114, 0.5));
}

.neural-fallback__node-core {
  fill: var(--color-gold);
  opacity: 0.8;
}

.neural-fallback__connection {
  stroke: var(--color-gold);
  stroke-width: 0.8;
  opacity: 0.2;
  fill: none;
  stroke-dasharray: 6 10;
  animation: neural-flow 3s linear infinite;
}

.neural-fallback__label {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  fill: var(--color-muted);
  text-anchor: middle;
}

@keyframes neural-flow {
  to { stroke-dashoffset: -32; }
}

@keyframes neural-pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

.neural-fallback__dot {
  fill: var(--color-gold);
  animation: neural-pulse 2.5s ease-in-out infinite;
}

/* === Journey Section (Scroll timeline) === */
.proceso-journey {
  padding: var(--space-xl) 0;
  position: relative;
}

.proceso-journey__timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

/* Vertical line */
.proceso-journey__timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(184, 162, 114, 0.2), rgba(184, 162, 114, 0.2), transparent);
  transform: translateX(-50%);
}

.journey-phase {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  padding: var(--space-lg) 0;
  position: relative;
  opacity: 0;
  transform: translateY(30px);
}

.journey-phase:nth-child(even) {
  flex-direction: row-reverse;
  text-align: right;
}

.journey-phase__dot {
  position: absolute;
  left: 50%;
  top: var(--space-lg);
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--color-gold);
  background: var(--color-black);
  z-index: 2;
  box-shadow: 0 0 12px rgba(184, 162, 114, 0.3);
}

.journey-phase__content {
  flex: 1;
  max-width: calc(50% - var(--space-lg));
}

.journey-phase__number {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-gold);
  opacity: 0.5;
  display: block;
  margin-bottom: 0.3rem;
}

.journey-phase__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-light);
  color: var(--color-ivory);
  margin-bottom: var(--space-xs);
}

.journey-phase__moon-label {
  font-family: var(--font-accent);
  font-size: var(--fs-xs);
  font-style: italic;
  color: var(--color-charcoal);
  margin-bottom: var(--space-sm);
  display: block;
}

.journey-phase__desc {
  font-size: var(--fs-sm);
  color: var(--color-muted);
  line-height: var(--lh-body);
  margin-bottom: var(--space-sm);
}

.journey-phase__deliverables {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.journey-phase__deliverables li {
  font-size: var(--fs-xs);
  color: var(--color-bone);
  padding: 0.3rem 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.02);
}

/* === Preloader (simplified) === */
.proceso-preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
}

.proceso-preloader__text {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-ivory);
  letter-spacing: var(--ls-wide);
  opacity: 0;
}

/* === Responsive === */
@media (max-width: 1200px) {
  .proceso-panels {
    width: 300px;
    right: var(--space-md);
  }
}

@media (max-width: 900px) {
  .proceso-scene {
    height: auto;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg) 0;
  }

  #neuralCanvas {
    display: none;
  }

  .proceso-scene__fallback {
    display: flex !important;
  }

  .proceso-panels {
    position: relative;
    top: auto;
    right: auto;
    transform: none;
    width: 100%;
    max-width: 400px;
    margin: var(--space-md) auto 0;
  }

  .proceso-panel {
    position: relative;
  }

  .proceso-scene__labels {
    display: none;
  }

  .proceso-scene__nav {
    position: relative;
    bottom: auto;
    left: auto;
    transform: none;
    margin-bottom: var(--space-md);
  }

  .proceso-journey__timeline::before {
    left: 24px;
  }

  .journey-phase,
  .journey-phase:nth-child(even) {
    flex-direction: column;
    text-align: left;
    padding-left: 56px;
  }

  .journey-phase__dot {
    left: 24px;
  }

  .journey-phase__content {
    max-width: 100%;
  }
}

@media (max-width: 600px) {
  .proceso-hero__title {
    font-size: var(--fs-xl);
  }

  .proceso-panels {
    max-width: 100%;
    padding: 0 var(--space-sm);
  }

  .proceso-panel__glass {
    padding: var(--space-sm);
  }

  .phase-dot {
    width: 38px;
    height: 38px;
  }
}