/**
 * GitHub Contribution Calendar - Custom Styles
 * Matches your portfolio's design system
 */

.github-contribution-calendar {
  width: 100%;
  padding: 20px;
  background: transparent;
  border-radius: 0;
  border: none;
}

/* Header */
.contribution-header {
  margin-bottom: 20px;
  text-align: center;
}

.contribution-total {
  font-family: var(--font-mono, 'Courier New', monospace);
  font-size: 14px;
  color: var(--slate, #8892b0);
}

.contribution-total strong {
  color: var(--primary-color, #64ffda);
  font-weight: 600;
}

/* Calendar Graph */
.contribution-graph {
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
}

/* Month Labels */
.contribution-months {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2px;
  padding-left: 32px; /* Align with calendar grid */
  margin-bottom: 4px;
}

.month-label {
  font-size: 11px;
  color: var(--slate, #8892b0);
  font-family: var(--font-mono, monospace);
}

/* Weeks Grid */
.contribution-weeks {
  display: flex;
  gap: 3px;
  padding-left: 32px; /* Space for day labels if needed */
}

.contribution-week {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

/* Individual Day */
.contribution-day {
  width: 11px;
  height: 11px;
  border-radius: 2px;
  cursor: pointer;
  transition: transform 0.1s ease, opacity 0.2s ease;
  position: relative;
}

/* Contribution levels (fallback if GitHub colors not loaded) */
.contribution-day[data-level="0"] {
  background-color: #161b22;
  border: 1px solid #1b1f23;
}

.contribution-day[data-level="1"] {
  background-color: #0e4429;
}

.contribution-day[data-level="2"] {
  background-color: #006d32;
}

.contribution-day[data-level="3"] {
  background-color: #26a641;
}

.contribution-day[data-level="4"] {
  background-color: #39d353;
}

/* Hover effects */
.contribution-day:hover {
  transform: scale(1.3);
  z-index: 10;
  opacity: 0.8;
  outline: 1px solid var(--primary-color, #64ffda);
  outline-offset: 1px;
}

/* Tooltip (browser default title attribute) */
.contribution-day[title] {
  cursor: help;
}

/* Legend */
.contribution-legend {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  margin-top: 12px;
  padding-right: 8px;
}

.legend-label {
  font-size: 11px;
  color: var(--slate, #8892b0);
  margin: 0 4px;
}

.legend-day {
  width: 11px;
  height: 11px;
  border-radius: 2px;
}

.legend-day[data-level="0"] { background-color: #161b22; }
.legend-day[data-level="1"] { background-color: #0e4429; }
.legend-day[data-level="2"] { background-color: #006d32; }
.legend-day[data-level="3"] { background-color: #26a641; }
.legend-day[data-level="4"] { background-color: #39d353; }

/* Loading State */
.github-contribution-calendar.loading {
  min-height: 200px;
}

.contribution-skeleton {
  opacity: 0.3;
}

.skeleton-grid {
  display: flex;
  gap: 3px;
  padding-left: 32px;
}

.skeleton-week {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.skeleton-day {
  width: 11px;
  height: 11px;
  background-color: var(--slate, #8892b0);
  border-radius: 2px;
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 0.3;
  }
  50% {
    opacity: 0.6;
  }
}

/* Error State */
.github-contribution-calendar.error {
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.error-message {
  text-align: center;
  color: var(--slate, #8892b0);
}

.error-message i {
  font-size: 48px;
  color: #ff6b6b;
  margin-bottom: 16px;
  display: block;
}

.error-message p {
  margin: 8px 0;
  font-family: var(--font-mono, monospace);
  font-size: 14px;
}

.error-detail {
  font-size: 12px !important;
  color: #ff6b6b;
  font-style: italic;
}

.github-fallback-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 8px 16px;
  background-color: var(--primary-color, #64ffda);
  color: var(--bg-color, #0a192f);
  text-decoration: none;
  border-radius: 4px;
  font-family: var(--font-mono, monospace);
  font-size: 13px;
  font-weight: 600;
  transition: transform 0.2s ease;
}

.github-fallback-link:hover {
  transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
  .github-contribution-calendar {
    padding: 16px;
  }

  .contribution-graph {
    overflow-x: scroll;
    -webkit-overflow-scrolling: touch;
  }

  .contribution-weeks {
    padding-left: 0;
  }

  .contribution-months {
    padding-left: 0;
    display: none; /* Hide month labels on mobile for cleaner look */
  }

  .contribution-day {
    width: 9px;
    height: 9px;
  }

  .legend-day {
    width: 9px;
    height: 9px;
  }

  .contribution-total {
    font-size: 12px;
  }
}

@media (max-width: 480px) {
  .contribution-day {
    width: 7px;
    height: 7px;
  }

  .legend-day {
    width: 7px;
    height: 7px;
  }

  .contribution-legend {
    font-size: 10px;
  }
}


.contribution-day:focus {
  outline: none;
}

/* Print styles */
@media print {
  .github-contribution-calendar {
    border: 1px solid #000;
    break-inside: avoid;
  }

  .contribution-day {
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }
}