/* ---------- Variables ---------- */
.simple-calendar {
  --bg: #ffffff;
  --bg-dark: #1f2937;
  --border: #e5e7eb;
  --border-dark: #374151;
  --text: #111827;
  --text-light: #6b7280;
  --today-bg: #fef3c7;
  --today-border: #fbbf24;
  --event-bg: #eef2ff;
  --event-text: #4338ca;
  --hover-bg: #f9fafb;

  --radius: 10px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.03);
}

@media (prefers-color-scheme: dark) {
  .simple-calendar {
    --bg: var(--bg-dark);
    --border: var(--border-dark);
    --text: #f3f4f6;
    --text-light: #9ca3af;
    --hover-bg: #374151;

    --today-bg: #3b3b15;
    --today-border: #d8b800;

    --event-bg: #312e81;
    --event-text: #a5b4fc;
  }
}

/* ---------- Calendar Container ---------- */
.simple-calendar {
  width: 100%;
  font-family: system-ui, -apple-system, sans-serif;
}

/* ---------- Calendar Header ---------- */
.simple-calendar .calendar-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

/* Title */
.simple-calendar .calendar-heading h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}

/* Nav button group */
.simple-calendar .calendar-heading .calendar-nav {
  display: flex;
  gap: 0.4rem;
}

/* Nav buttons */
.simple-calendar .calendar-heading a {
  padding: 6px 10px;
  font-size: 0.85rem;
  border-radius: 8px;
  background: var(--hover-bg);
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.simple-calendar .calendar-heading a:hover {
  background: var(--event-bg);
  border-color: var(--event-text);
}

/* Today button */
.simple-calendar .calendar-heading a.today-button {
  font-weight: 600;
  background: var(--today-bg);
  border-color: var(--today-border);
}

/* ---------- Table Layout (important!) ---------- */
.simple-calendar table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed; /* forces equal-width 7 columns */
  color: var(--text);
}

/* Header weekday row */
.simple-calendar th {
  padding: 0.75rem 0;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: center;
}

/* Day cells */
.simple-calendar td {
  height: 110px;
  border: 1px solid var(--border);
  vertical-align: top;
  padding: 0.5rem;
  background: var(--bg);
  transition: background 0.15s ease;
  position: relative;
}

.simple-calendar td:hover {
  background: var(--hover-bg);
}

/* ---------- Day Number ---------- */
.simple-calendar .day-number,
.simple-calendar td > div:first-child {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

/* ---------- Other Month Days ---------- */
.simple-calendar .prev-month .day-number,
.simple-calendar .next-month .day-number {
  opacity: 0.25;
}

.simple-calendar .prev-month,
.simple-calendar .next-month {
  background: var(--bg);
  opacity: 0.7;
}

/* ---------- Today Highlight ---------- */
.simple-calendar .today {
  border: 2px solid var(--today-border) !important;
  background: var(--today-bg) !important;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ---------- Events Section ---------- */
.simple-calendar .events {
  margin-top: 0.35rem;
  max-height: 70px;
  overflow-y: auto;
  padding-right: 4px;
  scrollbar-width: thin;
}

.simple-calendar .events::-webkit-scrollbar {
  width: 4px;
}

.simple-calendar .events::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 4px;
}

/* Individual event chips */
.simple-calendar .event {
  padding: 4px 8px;
  border-radius: 6px;
  background: var(--event-bg);
  color: var(--event-text);
  font-size: 0.75rem;
  margin-bottom: 4px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  transition: opacity 0.1s ease;
}

.simple-calendar .event:hover {
  opacity: 0.85;
}