:root{
  --bg:#121213; --fg:#d7dadc; --border:#565758;
  --absent:#3a3a3c; --present:#b59f3b; --correct:#538d4e; --unavailable:#3a3a3c;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, sans-serif;
  display: flex;
  justify-content: center;
  padding: 16px;
}

h1{
  text-align:center;
  margin:8px 0 12px;
}

.archive-container {
  max-width: 520px;
  width: 100%;
}

.archive-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
  margin-top: 5vh;
}

.arrow-btn {
  background: none;
  border: none;
  color: var(--fg);
  font-size: 20px;
  cursor: pointer;
}

.month-name {
  font-weight: 700;
  font-size: 18px;
}

.weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  justify-content: center;
  align-items: center;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.8rem;
}

.weekdays > div {
  display: flex;
  justify-content: center;
  align-items: center;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  justify-items: center;
  align-items: center;
  gap: 4px;
}

.day-square {
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 6px;
  font-weight: 600;
  cursor: default;
  user-select: none;
  font-size: 14px;
}

.day-available { background: var(--absent); color: var(--fg); }
.day-correct { background: var(--correct); color: #fff; }
.day-present { background: var(--present); color: #fff; }
.day-unavailable { background: var(--unavailable); color: #666; }

.joszo-btn {
  display: flex;
  justify-content: center;
  align-items: center;

  height: 44px;
  width: fit-content;  /* shrink to content width */
  max-width: 300px;    /* optional: cap width */
  margin: 5vh auto 0; /* center horizontally */  
  padding: 0 60px;

  border-radius: 24px;
  border: 1px solid var(--border);

  background-color: #1a1a1b;
  color: var(--fg);

  font-weight: 600;
  font-size: 16px;
  line-height: 18px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, Arial, sans-serif;

  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
}

.joszo-btn:hover {
  background-color: #2a2a2b;
}

.joszo-btn:active {
  transform: translateY(1px);
}