.vdtp-pop {
  position: absolute;
  inset: auto auto auto 0;
  background: var(--vdtp-bg, #fff);
  color: var(--vdtp-fg, #111);
  border: 1px solid var(--vdtp-border, #e5e7eb);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12), 0 6px 12px rgba(0, 0, 0, 0.08);
  padding: 8px;
  width: max-content;
  user-select: none;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Noto Sans, Ubuntu, Cantarell, Helvetica Neue, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  font-size: 14px;
  will-change: left, top;
}

.vdtp-wrap {
  display: flex;
  flex-direction: row;
  gap: 8px;
}

.vdtp-calendar {
  padding: 6px;
}

.vdtp-head {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding-top: 4px;
  margin-bottom: 6px;
  font-weight: 600;
}

.vdtp-nav {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.vdtp-navbtn {
  pointer-events: auto;
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto 0;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--vdtp-border, #e5e7eb);
  background: transparent;
  color: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0.8;
}

.vdtp-navbtn:hover {
  background: var(--vdtp-hover, #f3f4f6);
  opacity: 1;
}

.vdtp-navbtn:focus-visible {
  outline: 2px solid #3b82f6;
  outline-offset: 1px;
}

.vdtp-navbtn--prev {
  left: 4px;
}

.vdtp-navbtn--next {
  right: 4px;
}

.vdtp-grid {
  width: 100%;
  border-collapse: collapse;
}

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

.vdtp-weekdays {
  color: #6b7280;
  font-size: 12px;
}

.vdtp-weekday {
  text-align: center;
  padding: 2px 0;
}

.vdtp-cell {
  display: flex;
  justify-content: center;
}

.vdtp-day {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.vdtp-day:hover {
  background: var(--vdtp-hover, #f3f4f6);
}

.vdtp-day:focus-visible {
  outline: 2px solid #3b82f6;
  outline-offset: 1px;
}

.vdtp-day--outside {
  color: #9ca3af;
}

.vdtp-day[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

.vdtp-day[aria-selected="true"] {
  background: var(--vdtp-primary, #2563eb);
  color: var(--vdtp-on-primary, #fff);
}

/* Today highlight (not when selected) */
.vdtp-day.vdtp-day--today:not([aria-selected="true"]) {
  box-shadow: inset 0 0 0 1px var(--vdtp-primary, #2563eb);
  border-radius: 6px;
}

/* Actions bar */
.vdtp-actions {
  display: flex;
  gap: 8px;
  justify-content: space-between;
  margin-top: 8px;
}

.vdtp-actions-left, .vdtp-actions-right {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.vdtp-btn {
  height: 30px;
  padding: 0 10px;
  border-radius: 6px;
  border: 1px solid var(--vdtp-border, #e5e7eb);
  background: #fff;
  color: inherit;
  cursor: pointer;
  font-size: 13px;
}

.vdtp-btn:hover {
  background: var(--vdtp-hover, #f3f4f6);
}

.vdtp-btn:focus-visible {
  outline: 2px solid #3b82f6;
  outline-offset: 1px;
}

/* Time columns */
.vdtp-cols {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 6px;
  border-left: 1px solid var(--vdtp-border, #e5e7eb);
}

.vdtp-colwrap {
  display: flex;
  gap: 8px;
}

/* Time column headers */
.vdtp-colheader {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 4px;
  text-align: center;
}

/* Make the list continuous and fully clickable, no gaps */
.vdtp-col {
  display: block;
  max-height: 300px;
  overflow: auto;
  min-width: 84px; /* a bit wider for better hit area */
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  padding: 0;
  margin: 0;
}

.vdtp-pill {
  display: block;
  width: 100%;
  height: 36px;
  line-height: 36px;
  padding: 0 10px;
  text-align: center;
  border: 1px solid var(--vdtp-border, #e5e7eb);
  border-top: none; /* merge borders for a continuous list */
  background: #fff;
  color: inherit;
  cursor: pointer;
}

.vdtp-pill:first-child {
  border-top: 1px solid var(--vdtp-border, #e5e7eb);
}

.vdtp-pill:hover {
  background: var(--vdtp-hover, #f3f4f6);
}

.vdtp-pill[aria-current="true"] {
  background: var(--vdtp-primary, #2563eb);
  color: var(--vdtp-on-primary, #fff);
  border-color: transparent;
  box-shadow: 0 0 0 1px inset rgba(255, 255, 255, 0.25);
}

.vdtp-pill:focus-visible {
  outline: 2px solid #3b82f6;
  outline-offset: 1px;
}

@media (max-width: 640px) {
  .vdtp-wrap {
    flex-direction: column;
  }

  .vdtp-cols {
    border-left: none;
    border-top: 1px solid var(--vdtp-border, #e5e7eb);
  }
}

/* Basic dark auto-support */
@media (prefers-color-scheme: dark) {
  .vdtp-pop {
    --vdtp-bg: #0b0f17;
    --vdtp-fg: #e5e7eb;
    --vdtp-border: #1f2937;
    --vdtp-hover: #111827;
    --vdtp-primary: #3b82f6;
    --vdtp-on-primary: #ffffff;
    background: var(--vdtp-bg);
    color: var(--vdtp-fg);
    border-color: var(--vdtp-border);
  }

  .vdtp-pill {
    background: #0b0f17;
    color: var(--vdtp-fg);
  }

  .vdtp-btn {
    background: #0b0f17;
    color: var(--vdtp-fg);
  }

  .vdtp-colheader {
    color: #9ca3af;
  }
}