/* ===== calendar.css - Month & Week Grids ===== */

/* Month Grid */
.calendar-grid {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.25rem;
  table-layout: fixed;
}

.calendar-grid thead th {
  background: var(--panel);
  padding: 0.75rem 0.5rem;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--table-border);
}

.calendar-grid tbody td {
  height: 120px;
  vertical-align: top;
  border: 1px solid var(--table-border);
  background: var(--panel);
  position: relative;
}

.calendar-day.empty { background: var(--bg); }
.calendar-day.adjacent-month {
    background: var(--bg);
    opacity: 0.3;
}
.calendar-day.adjacent-month .day-number,
.calendar-day.adjacent-month .calendar-badge,
.calendar-day.adjacent-month .calendar-time,
.calendar-day.adjacent-month .rotation-week-small {
    opacity: 0.5;
}
.calendar-day.adjacent-month:hover {
    opacity: 0.5;
    transition: opacity 0.2s ease;
}
.calendar-day.today-cell { background: rgb(var(--accent-rgb) / 0.08); box-shadow: inset 0 0 0 2px var(--accent); }
.calendar-day-content { padding: 0.5rem; height: 100%; display: flex; flex-direction: column; }

.calendar-day-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.day-number { font-size: 1.2rem; font-weight: 700; color: var(--text); text-decoration: none; line-height: 1; }
.day-number:hover { color: var(--accent); }
.rotation-week-small { font-size: 0.7rem; color: var(--muted); font-weight: 500; }
a.rotation-week-small { text-decoration: none; }
a.rotation-week-small:hover { color: var(--text); }

.calendar-day-body { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.calendar-badge { font-size: 0.75rem; padding: 3px 7px; align-self: flex-start; }
.calendar-time { font-size: 0.7rem; color: var(--muted); margin-top: 2px; }
.coworkers-list { font-size: 0.7rem; color: var(--muted); margin-top: 2px; font-style: italic; line-height: 1.2; }
.calendar-hours { font-size: 0.75rem; color: var(--accent-2); font-weight: 600; }
.calendar-pay { font-size: 0.75rem; color: var(--accent); font-weight: 600; margin-top: auto; }

/* Week Grids */
.week-grid-single { width: 100%; border-collapse: collapse; margin-top: 1.25rem; }
.week-grid-single thead th { background: var(--panel); padding: 0.75rem 0.5rem; font-size: 0.85rem; border: 1px solid var(--table-border); }
.week-grid-single .calendar-day { height: 140px; width: 14.28%; }
.calendar-rotation-week { font-size: 0.7rem; color: var(--muted); margin-top: 4px; }

.week-grid-wrapper { overflow-x: auto; margin-top: 1.25rem; }
.week-grid-all { width: 100%; border-collapse: collapse; min-width: 800px; }
/* Header is the board's destination rail: a stronger hairline underlines it. */
.week-grid-all thead th { background: var(--panel); padding: 0.75rem 0.5rem; border: 1px solid var(--line); border-bottom: 2px solid var(--line-strong); position: sticky; top: 0; z-index: 10; }
.week-grid-all .person-header-column { position: sticky; left: 0; z-index: 20; min-width: 120px; background: var(--panel); border-right: 2px solid var(--line-strong); }
.week-grid-all .day-column { min-width: 100px; }
/* "Now" flag: today's column header carries an accent underline and label colour. */
.week-grid-all .day-column.today-column { background: rgb(var(--accent-rgb) / 0.18); color: var(--accent); box-shadow: inset 0 -3px 0 var(--accent); }
.week-grid-all .date-small { font-family: var(--font-mono); font-size: 0.75rem; color: var(--muted); font-weight: normal; margin-top: 2px; }
.week-grid-all .person-row { border-bottom: 1px solid var(--line); }
.week-grid-all .person-name-cell { position: sticky; left: 0; background: var(--panel); padding: 6px 0.75rem; text-align: left; font-weight: 500; border-right: 2px solid var(--line-strong); z-index: 10; }
.week-grid-all .person-name-cell a { color: var(--text); }
.week-grid-all .person-name-cell a:hover { color: var(--accent); }
.week-grid-all .person-name-cell small { color: var(--muted); font-size: 0.75rem; font-family: var(--font-mono); }
.week-grid-all .shift-cell { padding: 6px 0.5rem; text-align: center; background: var(--panel); border: 1px solid var(--line); position: relative; }
/* "Now" line: today's column runs a teal rail down its trailing edge. */
.week-grid-all .shift-cell.today-cell { background: rgb(var(--accent-rgb) / 0.08); box-shadow: inset -2px 0 0 var(--accent); }
.week-grid-all .shift-link { text-decoration: none; display: inline-block; }
.week-grid-all .shift-link:hover .badge { opacity: 0.9; transform: scale(1.05); transition: all 0.15s ease; }

/* Calendar Export */
.calendar-export { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--table-border); }
.calendar-export h2 { font-size: 1.25rem; margin-bottom: 0.75rem; color: var(--text); }
.export-description { color: var(--muted); font-size: 0.9rem; margin-bottom: 1rem; line-height: 1.5; }

/* Responsive Calendar */
@media (max-width: 1024px) {
  .calendar-grid tbody td { height: 100px; }
  .calendar-time { font-size: 0.65rem; }
  .week-grid-single .calendar-day { height: 120px; }
  .week-grid-all .day-column { min-width: 80px; }
  .week-grid-all .person-name-cell { min-width: 100px; font-size: 0.85rem; }
}

@media (max-width: 768px) {
  .calendar-grid tbody td { height: 80px; }
  .calendar-day-content { padding: 4px; }
  .day-number { font-size: 1rem; }
  .calendar-badge { font-size: 0.65rem; padding: 2px 5px; }
  .calendar-time, .coworkers-list, .calendar-hours, .calendar-pay { font-size: 0.65rem; }
  
  .week-grid-single .calendar-day { height: 100px; }
  .calendar-rotation-week { font-size: 0.65rem; }
  
  .week-grid-all { min-width: 600px; }
  .week-grid-all .day-column { min-width: 70px; }
  .week-grid-all .person-name-cell { min-width: 80px; font-size: 0.8rem; padding: 8px; }
  .week-grid-all .shift-cell { padding: 6px 4px; }
}