/* ==========================================================================
   u.cash - Roadmap Section
   Timeline-based roadmap with section heading and year markers.
   ========================================================================== */

/* ---- Roadmap Section ---- */

.roadmap-section {
  position: relative;
  padding-block: var(--space-5xl);
  background: var(--color-bg-secondary);
  overflow: hidden;
}

/* Background decoration */
.roadmap-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--color-gold-primary) 50%,
    transparent 100%
  );
}

/* ---- Roadmap Header ---- */

.roadmap-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-3xl);
  position: relative;
}

.roadmap-header .section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold-primary);
  margin-bottom: var(--space-md);
}

.roadmap-header h2 {
  margin-bottom: var(--space-md);
}

.roadmap-header p {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* ---- Roadmap Container ---- */

.roadmap-container {
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* ---- Roadmap Timeline ---- */

.roadmap-timeline {
  position: relative;
  padding: var(--space-xl) 0;
}

/* Gold center line */
.roadmap-timeline::before {
  content: '';
  position: absolute;
  left: 16px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(
    180deg,
    transparent 0%,
    var(--color-gold-primary) 5%,
    var(--color-gold-primary) 95%,
    transparent 100%
  );
}

/* ---- Roadmap Year Marker ---- */

.roadmap-year {
  position: relative;
  padding-left: calc(32px + var(--space-xl));
  margin-bottom: var(--space-xl);
}

.roadmap-year-marker {
  position: absolute;
  left: -1px;
  top: 0;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow: var(--shadow-gold);
}

.roadmap-year-marker span {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-gold-primary);
}

.roadmap-year-label {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
  padding-top: var(--space-xs);
}

/* ---- Roadmap Entry ---- */

.roadmap-entry {
  position: relative;
  padding-left: calc(32px + var(--space-xl));
  padding-bottom: var(--space-xl);
}

.roadmap-entry:last-child {
  padding-bottom: 0;
}

/* Dot marker */
.roadmap-dot {
  position: absolute;
  left: 8px;
  top: 8px;
  width: 18px;
  height: 18px;
  border-radius: var(--radius-full);
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-gold-primary);
  z-index: 2;
  transition:
    background-color var(--transition-base),
    box-shadow var(--transition-base);
}

.roadmap-dot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-gold-primary);
}

/* Completed entry */
.roadmap-entry.completed .roadmap-dot {
  background: var(--color-gold-primary);
  box-shadow: var(--shadow-gold);
}

.roadmap-entry.completed .roadmap-dot::after {
  background: var(--color-bg-secondary);
}

/* Current entry (in progress) */
.roadmap-entry.current .roadmap-dot {
  background: var(--color-gold-primary);
  box-shadow: var(--shadow-gold-lg);
  animation: pulse-glow 2s ease-in-out infinite;
}

/* ---- Roadmap Content Card ---- */

.roadmap-content {
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
}

.roadmap-content:hover {
  border-color: var(--color-gold-glow);
  box-shadow: var(--shadow-gold);
  transform: translateX(4px);
}

/* Completed card has gold accent */
.roadmap-entry.completed .roadmap-content {
  border-left: 2px solid var(--color-gold-primary);
}

.roadmap-entry.current .roadmap-content {
  border-left: 2px solid var(--color-gold-light);
  background: var(--color-gold-subtle);
}

/* ---- Roadmap Content Elements ---- */

.roadmap-quarter {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-gold-primary);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.roadmap-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.roadmap-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* Status badge */
.roadmap-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  margin-top: var(--space-sm);
}

.roadmap-status-completed {
  color: var(--color-success);
  background: rgba(34, 197, 94, 0.1);
}

.roadmap-status-progress {
  color: var(--color-gold-primary);
  background: var(--color-gold-subtle);
}

.roadmap-status-planned {
  color: var(--color-text-tertiary);
  background: var(--color-glass-bg);
}

.roadmap-status-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: currentColor;
}

/* Milestone items within a roadmap entry */
.roadmap-milestones {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

.roadmap-milestone {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.roadmap-milestone-check {
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.roadmap-milestone-done .roadmap-milestone-check {
  background: var(--color-gold-primary);
  color: #000;
}

.roadmap-milestone-pending .roadmap-milestone-check {
  border: 1px solid var(--color-border);
  background: transparent;
}

/* ---- Stagger Reveal ---- */

.roadmap-entry.reveal {
  opacity: 0;
  transform: translateY(20px);
}

.roadmap-entry.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Desktop: Alternating Layout ---- */

@media (min-width: 768px) {
  .roadmap-timeline {
    max-width: 900px;
    margin-inline: auto;
  }

  .roadmap-timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .roadmap-year {
    text-align: center;
    padding-left: 0;
    max-width: 900px;
    margin-inline: auto;
  }

  .roadmap-year-marker {
    left: 50%;
    transform: translateX(-50%);
    top: -18px;
  }

  .roadmap-entry {
    width: 50%;
    padding-left: 0;
  }

  /* Left side (odd) */
  .roadmap-entry:nth-child(odd) {
    padding-right: var(--space-2xl);
    text-align: right;
  }

  .roadmap-entry:nth-child(odd) .roadmap-dot {
    left: auto;
    right: -9px;
  }

  .roadmap-entry:nth-child(odd) .roadmap-content:hover {
    transform: translateX(-4px);
  }

  /* Right side (even) */
  .roadmap-entry:nth-child(even) {
    margin-left: 50%;
    padding-left: var(--space-2xl);
  }

  .roadmap-entry:nth-child(even) .roadmap-dot {
    left: -9px;
  }

  /* Stagger reveals alternate direction */
  .roadmap-entry:nth-child(odd).reveal {
    transform: translateX(-20px);
  }

  .roadmap-entry:nth-child(even).reveal {
    transform: translateX(20px);
  }

  .roadmap-entry.reveal.visible {
    transform: translateX(0);
  }
}

@media (max-width: 575.98px) {
  .roadmap-header h2 {
    font-size: var(--text-3xl);
  }
}