/* ==============================
   PROJECTS PAGE
   ============================== */
.projects-hero {
  padding: var(--space-3xl) 0 var(--space-xl);
  text-align: center;
}

.projects-count {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  margin-top: var(--space-md);
}

.projects-count .count {
  color: var(--color-primary);
  font-weight: 600;
}

/* ==============================
   PROJECT THUMBNAIL
   ============================== */
.project-thumbnail {
  width: calc(100% + var(--space-xl) * 2);
  margin: calc(var(--space-xl) * -1);
  margin-bottom: var(--space-lg);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  overflow: hidden;
  position: relative;
  height: 160px;
}

.project-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-normal);
}

.hacker-card:hover .project-thumbnail img {
  transform: scale(1.05);
}

.project-thumbnail[data-pillar="privacy"] { background: linear-gradient(135deg, rgba(0,255,65,0.15), rgba(0,255,65,0.02)); }
.project-thumbnail[data-pillar="ai"] { background: linear-gradient(135deg, rgba(0,255,255,0.15), rgba(0,255,255,0.02)); }
.project-thumbnail[data-pillar="blockchain"] { background: linear-gradient(135deg, rgba(255,0,128,0.15), rgba(255,0,128,0.02)); }
.project-thumbnail[data-pillar="zk"] { background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(168,85,247,0.02)); }

/* ==============================
   CONTRIBUTION GRAPH
   ============================== */
.contribution-graph {
  padding-top: 0;
  padding-bottom: var(--space-xl);
}

.graph-heading {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.graph-heading .terminal-prompt {
  font-size: var(--text-sm);
}

.graph-cmd {
  color: var(--color-text-bright);
  font-size: var(--text-base);
}

#graph-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  position: relative;
  overflow-x: auto;
}

.graph-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  min-width: fit-content;
}

/* Month labels row */
.graph-months {
  display: flex;
  align-items: flex-end;
  padding-left: 0;
}

.graph-month-spacer {
  width: 36px;
  flex-shrink: 0;
}

.graph-months-inner {
  position: relative;
}

.graph-month-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  white-space: nowrap;
}

/* Grid area: day labels + cells */
.graph-grid-area {
  display: flex;
  gap: var(--space-xs);
}

/* Day labels */
.graph-days {
  display: grid;
  grid-template-rows: repeat(7, 12px);
  gap: 2px;
  width: 32px;
  flex-shrink: 0;
}

.graph-day-label {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--color-text-dim);
  display: flex;
  align-items: center;
  line-height: 1;
}

/* Cell grid */
.graph-grid {
  display: grid;
}

.graph-cell {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  transition: outline var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
}

.graph-cell:hover {
  outline: 1px solid rgba(0, 255, 65, 0.5);
  box-shadow: 0 0 6px rgba(0, 255, 65, 0.3);
}

/* Tooltip */
.graph-tooltip {
  position: absolute;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  z-index: var(--z-card);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.6);
}

.graph-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--border-color);
}

/* Footer: summary + legend */
.graph-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-sm);
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.graph-summary {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-dim);
}

.graph-legend {
  display: flex;
  align-items: center;
  gap: 3px;
}

.graph-legend-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-dim);
  margin: 0 4px;
}

.graph-legend-cell {
  width: 12px;
  height: 12px;
  cursor: default;
}

.graph-legend-cell:hover {
  outline: none;
  box-shadow: none;
}

/* Responsive: mobile */
@media (max-width: 768px) {
  .graph-heading {
    font-size: var(--text-base);
    flex-wrap: wrap;
  }

  .graph-grid {
    grid-template-columns: repeat(52, 10px) !important;
    grid-template-rows: repeat(7, 10px) !important;
  }

  .graph-cell {
    width: 10px;
    height: 10px;
  }

  .graph-days {
    display: none;
  }

  .graph-month-spacer {
    display: none;
  }

  .graph-legend-cell {
    width: 10px;
    height: 10px;
  }

  #graph-container {
    padding: var(--space-md);
  }
}

@media (max-width: 480px) {
  .graph-grid {
    grid-template-columns: repeat(52, 8px) !important;
    grid-template-rows: repeat(7, 8px) !important;
    gap: 1px !important;
  }

  .graph-cell {
    width: 8px;
    height: 8px;
  }

  .graph-legend-cell {
    width: 8px;
    height: 8px;
  }

  .graph-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ==============================
   PROJECT DETAIL VIEW
   ============================== */
.project-detail {
  display: none;
}

.project-detail.active {
  display: block;
}

.project-detail-back {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  cursor: pointer;
  margin-bottom: var(--space-lg);
  display: inline-block;
  transition: color var(--transition-fast);
}

.project-detail-back:hover {
  color: var(--color-primary);
}

.project-detail-header {
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--border-color);
}

.project-detail-title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-sm);
}

.project-detail-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.project-detail-desc {
  color: var(--color-text-dim);
  font-size: var(--text-base);
  line-height: 1.6;
  max-width: var(--container-narrow);
}

.project-detail-body {
  max-width: var(--container-narrow);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-text);
}

.project-detail-body h2 {
  font-size: var(--text-2xl);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.project-detail-body h3 {
  font-size: var(--text-xl);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.project-detail-body p {
  margin-bottom: var(--space-md);
}

.project-detail-body ul,
.project-detail-body ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

.project-detail-body li {
  margin-bottom: var(--space-xs);
  color: var(--color-text-dim);
}

.project-detail-body strong {
  color: var(--color-text-bright);
  font-weight: 600;
}

.project-detail-body code {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  background: var(--bg-card);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: var(--color-secondary);
}

.project-detail-actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-color);
}

.project-tech-grid {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-lg);
}

@media (max-width: 768px) {
  .project-detail-title {
    font-size: var(--text-2xl);
  }
  .project-detail-actions {
    flex-direction: column;
  }
}