/* ── CALENDAR ── */

/* fallback สำหรับ variable ที่อาจไม่ได้ define ใน main CSS */
:root {
  --surface3:  var(--surface2, #e4e4e4);
  --border2:   var(--border,   #c8c8c8);
  --dim:       var(--muted,    #888888);
  --dim2:      var(--muted,    #888888);
  --green:     var(--ok,       #1a7a3a);
  --accent-s:  rgba(0,0,0,.08);
  --sh:        0 2px 8px rgba(0,0,0,.07);
}
[data-theme="dark"] {
  --surface3:  var(--surface2, #2a2a2a);
  --border2:   var(--border,   #3a3a3a);
  --dim:       var(--muted,    #666666);
  --dim2:      var(--muted,    #666666);
  --green:     var(--ok,       #4ade80);
  --accent-s:  rgba(255,255,255,.08);
  --sh:        0 2px 8px rgba(0,0,0,.3);
}

.cal-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.25rem;
}
.cal-month-nav { display: flex; align-items: center; gap: 10px; }

.cal-nav-btn {
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text); border-radius: 9px;
  width: 34px; height: 34px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: border-color .2s, background .2s, color .2s;
  flex-shrink: 0;
}
.cal-nav-btn:hover {
  border-color: var(--accent); background: var(--surface3); color: var(--accent);
}

.cal-title {
  font-size: 16px; font-weight: 700; color: var(--text);
  min-width: 148px; text-align: center; letter-spacing: -.3px;
}

.cal-today-btn {
  font-family: 'Noto Sans Thai', sans-serif; font-size: 11px; font-weight: 700;
  background: var(--surface2); color: var(--dim);
  border: 1px solid var(--border); border-radius: 99px;
  padding: 6px 14px; cursor: pointer; transition: all .2s;
}
.cal-today-btn:hover {
  background: var(--accent); color: var(--bg); border-color: var(--accent);
}

.cal-grid {
  display: grid; grid-template-columns: repeat(7,1fr);
  gap: 3px; margin-bottom: 1.5rem;
}

.cal-day-name {
  text-align: center; font-size: 10px; font-weight: 700;
  letter-spacing: .5px; text-transform: uppercase; color: var(--dim2); padding: 8px 0;
}
.cal-cell {
  aspect-ratio: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  border-radius: 9px; font-size: 13px; font-weight: 500;
  border: 1px solid transparent; position: relative;
  transition: background .15s, border-color .15s; color: var(--text);
  cursor: default;
}
/* วันที่คลิกได้ */
.cal-cell:not(.other-month) { cursor: pointer; }
.cal-cell.other-month { color: var(--dim2); opacity: .35; cursor: default; }

.cal-cell.today {
  background: var(--accent); color: var(--bg);
  font-weight: 800; border-color: var(--accent);
}
.cal-cell.has-event::after {
  content: ''; position: absolute; bottom: 4px;
  width: 4px; height: 4px; background: var(--green); border-radius: 50%;
}
.cal-cell.today.has-event::after { background: var(--bg); }
.cal-cell:not(.other-month):hover {
  background: var(--surface2); border-color: var(--border2);
}
.cal-cell.today:hover { background: var(--accent); }

/* วันที่ถูกเลือก (selected) */
.cal-cell.selected:not(.today) {
  background: var(--surface2);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 700;
}

/* ── FORM ── */
.cal-form-row { display: flex; gap: 8px; margin-bottom: 1.25rem; flex-wrap: wrap; }
.cal-form-row input {
  background: var(--surface2); border: 1.5px solid var(--border);
  border-radius: 10px; color: var(--text);
  font-family: 'Noto Sans Thai', sans-serif; font-size: 13px;
  padding: 10px 14px; outline: none; transition: border-color .2s, box-shadow .2s;
}
.cal-form-row input:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-s);
}
.cal-form-row input[type="text"] { flex: 2; min-width: 130px; }
.cal-form-row input[type="date"] { flex: 1; min-width: 130px; }

/* ── SECTION LABELS ── */
.cal-section-title {
  font-size: 9px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--dim2); margin-bottom: 10px;
  display: flex; align-items: center; gap: 8px;
}
.cal-section-title::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.cal-section-title.past { color: var(--dim2); opacity: .6; }
.cal-section-title.upcoming { color: var(--green); }

/* ── EVENT LIST ── */
.cal-events-wrap {
  display: flex; flex-direction: column; gap: 5px;
  max-height: 280px; overflow-y: auto;
}
.cal-events-wrap::-webkit-scrollbar { width: 3px; }
.cal-events-wrap::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 99px; }

.cal-event-item {
  display: flex; align-items: center;
  padding: 11px 15px; background: var(--surface2);
  border: 1px solid var(--border); border-radius: 12px;
  transition: border-color .15s, box-shadow .15s;
}
.cal-event-item:hover { border-color: var(--border2); box-shadow: var(--sh); }
.cal-event-item.past { opacity: .5; }

.cal-event-dot {
  width: 7px; height: 7px; background: var(--accent);
  border-radius: 50%; flex-shrink: 0; margin-right: 12px;
}
.cal-event-item.past .cal-event-dot { background: var(--dim2); }

.cal-event-info { flex: 1; }
.cal-event-name  { font-size: 13px; font-weight: 600; color: var(--text); }
.cal-event-date-label {
  font-size: 11px; color: var(--dim2); margin-top: 1px;
  font-family: 'DM Mono', monospace; letter-spacing: .3px;
}

/* ── DELETE BUTTON (SVG) ── */
.cal-del-btn {
  display: flex; align-items: center; justify-content: center;
  background: none; border: none; color: var(--dim2);
  cursor: pointer; padding: 5px; border-radius: 7px; flex-shrink: 0;
  opacity: .4; transition: opacity .2s, background .2s, color .2s;
}
.cal-del-btn:hover {
  opacity: 1; color: var(--danger, #cc0000);
  background: rgba(204,0,0,.08);
}