.side-events-ui {
  color-scheme: light;
  --ink: var(--brand-charcoal);
  --muted: var(--muted-on-light);
  --line: var(--line-on-light);
  --accent: var(--brand-blue);
  --surface: var(--brand-white);
  --blue: var(--brand-blue);
  font-size: var(--font-body);
  line-height: var(--leading-body);
  color: var(--ink);
}
.side-events-ui * {
  box-sizing: border-box;
}
.side-events-ui button,
.side-events-ui input,
.side-events-ui textarea,
.side-events-ui select {
  font: inherit;
}
.side-events-ui button,
.side-events-ui a {
  -webkit-tap-highlight-color: transparent;
}
.side-events-ui button {
  cursor: pointer;
}
.side-events-ui button:disabled {
  cursor: wait;
  opacity: 0.55;
}
.side-events-ui button,
.side-events-ui input,
.side-events-ui select,
.side-events-ui textarea {
  border-radius: var(--radius);
}
.side-events-ui a {
  color: var(--accent);
}
.side-events-ui h1,
.side-events-ui h2,
.side-events-ui h3,
.side-events-ui p {
  margin: 0;
}
.side-events-ui .intro {
  --accent: var(--accent-on-dark);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-24);
  margin-bottom: var(--space-24);
  color: var(--brand-white);
}
.side-events-ui .intro-text {
  --accent: var(--brand-blue);
  grid-column: 1 / -1;
  padding: var(--card-padding);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  font-size: var(--font-body);
  color: var(--muted);
}
.side-events-ui .intro-text p + p {
  margin-top: var(--space-16);
}
.side-events-ui .intro-text strong {
  color: var(--ink);
}
.side-events-ui .button {
  gap: var(--space-8);
  border: 1px solid transparent;
  font-weight: var(--weight-heading);
  font-size: var(--font-small);
  white-space: nowrap;
}
.side-events-ui .button-add {
  color: var(--brand-white);
  background: var(--blue);
}
.side-events-ui .button-add span {
  font-size: var(--font-heading);
  line-height: 1;
  font-weight: var(--weight-body);
}
.side-events-ui .button-add:hover {
  background: var(--brand-navy);
}
.side-events-ui .button-primary {
  background: var(--blue);
  color: var(--brand-white);
}
.side-events-ui .button-primary:hover {
  background: var(--brand-navy);
}
.side-events-ui .button-secondary {
  background: var(--surface);
  color: var(--blue);
  border-color: var(--blue);
}
.side-events-ui .button-secondary:hover {
  background: var(--surface-alt);
}
.side-events-ui .button-danger {
  color: #fff;
  background: #b83436;
}
.side-events-ui .community-note {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  color: var(--muted);
  font-size: var(--font-small);
  margin: var(--space-24) 0 0;
}
.side-events-ui .community-note svg {
  flex-shrink: 0;
}
.side-events-ui .demo-note {
  padding: var(--space-16);
  border: 1px solid #ead6a5;
  background: #fff4d9;
  color: #755320;
  border-radius: var(--radius);
  font-size: var(--font-body);
  margin: 0 0 var(--space-16);
}
.side-events-ui .connection-error {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  justify-content: space-between;
  padding: var(--space-16);
  background: #fff0f0;
  color: #9e252a;
  border-radius: var(--radius);
  margin-bottom: var(--space-16);
}
.side-events-ui .calendar-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: clip;
  scroll-margin-top: 144px;
}
.side-events-ui .calendar-toolbar {
  padding: var(--space-16) var(--space-24);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  border-bottom: 1px solid var(--line);
}
.side-events-ui .calendar-caption {
  display: flex;
  gap: var(--space-16);
  align-items: center;
}
.side-events-ui .calendar-caption strong {
  font-size: var(--font-body);
  font-weight: var(--weight-heading);
}
.side-events-ui .calendar-symbol {
  font-size: var(--font-heading);
  line-height: 1;
  color: var(--muted);
}
.side-events-ui .event-count {
  background: var(--surface-alt);
  color: var(--muted);
  border-radius: var(--radius);
  padding: 3px var(--space-8);
  font-size: var(--font-small);
}
.side-events-ui .sync-status {
  font-size: var(--font-small);
  color: var(--muted);
}
.side-events-ui .table-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8) var(--space-24);
  list-style: none;
  margin: 0;
  padding: var(--space-8) var(--space-24);
  border-bottom: 1px solid var(--line);
  font-size: var(--font-small);
  color: var(--muted);
}
.side-events-ui .table-legend li {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.side-events-ui .table-legend li::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: var(--radius);
  background: var(--event-accent);
}
.side-events-ui .calendar-head,
.side-events-ui .calendar-grid {
  display: grid;
  grid-template-columns: 66px repeat(2, minmax(0, 1fr));
}
.side-events-ui .calendar-head {
  position: sticky;
  top: 120px;
  z-index: 3;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.side-events-ui .timezone-label {
  align-self: center;
  text-align: center;
  color: var(--muted);
  font-size: var(--font-small);
}
.side-events-ui .day-heading {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  border-left: 1px solid var(--line);
  margin: 0;
  padding: var(--space-16) var(--space-24);
  color: var(--ink);
}
.side-events-ui .date-number {
  font-size: var(--font-heading);
  font-weight: var(--weight-heading);
  color: var(--blue);
  background: var(--surface-alt);
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
}
.side-events-ui .day-heading h3 {
  color: var(--ink);
  font-size: var(--font-body);
  font-weight: var(--weight-heading);
  line-height: var(--leading-body);
}
.side-events-ui .day-heading p {
  color: var(--muted);
  font-size: var(--font-small);
}
.side-events-ui .day-count {
  margin-left: auto;
  color: var(--muted);
  font-size: var(--font-small);
}
.side-events-ui .calendar-grid {
  min-height: 200px;
  padding-block: var(--space-16);
}
.side-events-ui .time-axis,
.side-events-ui .day-column {
  position: relative;
  min-width: 0;
  height: var(--grid-height, 200px);
}
.side-events-ui .time-label {
  position: absolute;
  top: var(--top);
  right: 12px;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: var(--font-small);
  font-variant-numeric: tabular-nums;
}
.side-events-ui .day-column {
  --event-space: 100%;
  border-left: 1px solid var(--line);
  background-image:
    linear-gradient(to bottom, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--surface-alt) 1px, transparent 1px);
  background-size:
    100% 78px,
    100% 39px;
}
.side-events-ui .time-selection {
  position: absolute;
  left: 4px;
  right: 4px;
  z-index: 2;
  pointer-events: none;
  border: 2px solid var(--blue);
  border-radius: var(--radius);
  background: #dcefffdd;
  color: #004b7c;
  padding-inline: var(--space-8);
  font-size: var(--font-small);
  font-weight: var(--weight-heading);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.selecting-time,
.selecting-time * {
  cursor: crosshair !important;
  user-select: none;
  -webkit-user-select: none;
}
.side-events-ui .event {
  --event-gap: 5px;
  position: absolute;
  top: var(--top);
  height: var(--height);
  left: calc(
    var(--column) * var(--event-space) / var(--columns) + var(--event-gap)
  );
  width: calc(var(--event-space) / var(--columns) - 2 * var(--event-gap));
  text-align: left;
  display: flex;
  flex-direction: column;
  container-type: size;
  padding: 8px 10px;
  overflow: hidden;
  border: 1px solid var(--event-border);
  border-left: 3px solid var(--event-accent);
  border-radius: var(--radius);
  color: var(--event-ink);
  background: var(--event-bg);
  box-shadow: 0 2px 3px #10204005;
}
.side-events-ui .event:hover,
.side-events-ui .event:focus-visible {
  filter: brightness(0.97);
  box-shadow: 0 3px 12px #1020401a;
  z-index: 2;
}
.side-events-ui .event-time {
  display: block;
  flex-shrink: 0;
  font-size: var(--font-small);
  line-height: 16px;
  margin-bottom: 2px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.side-events-ui .event-title {
  display: -webkit-box;
  flex-shrink: 0;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: var(--font-body);
  line-height: 1.35;
  font-weight: var(--weight-heading);
  overflow-wrap: anywhere;
}
.side-events-ui .event-audience {
  display: -webkit-box;
  flex-shrink: 0;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: 2px;
  font-size: var(--font-small);
  line-height: 1.35;
  opacity: 0.85;
}
.side-events-ui .event.short {
  padding: 2px 7px;
}
.side-events-ui .event.short .event-time {
  display: none;
}
.side-events-ui .event.short .event-title {
  font-size: var(--font-small);
  -webkit-line-clamp: 1;
}
.side-events-ui .event.tiny {
  border-width: 0 0 0 3px;
  padding: 0;
  min-height: 3px;
}
.side-events-ui .event.tiny .event-title {
  display: none;
}
.side-events-ui .tone-1 {
  --event-bg: #eaf4fe;
  --event-border: #c5dff6;
  --event-accent: #2783c8;
  --event-ink: #174975;
}
.side-events-ui .tone-2 {
  --event-bg: #e9f5f2;
  --event-border: #c0e1d9;
  --event-accent: #32816d;
  --event-ink: #205f50;
}
.side-events-ui .tone-3 {
  --event-bg: #f0edfc;
  --event-border: #d9d0f5;
  --event-accent: #8067bf;
  --event-ink: #5d478c;
}
.side-events-ui .tone-unassigned {
  --event-bg: #f0f3f6;
  --event-border: #d4dce4;
  --event-accent: #718096;
  --event-ink: #475569;
}
.side-events-ui .unavailable {
  position: absolute;
  left: 0;
  right: 0;
  top: var(--top);
  height: var(--height);
  background: #f0f2f680;
  pointer-events: none;
}
.side-events-ui .empty-day {
  position: absolute;
  top: 130px;
  left: 12px;
  right: 12px;
  text-align: center;
  color: var(--muted);
  padding: var(--space-24) var(--space-8);
  background: var(--surface);
}
.side-events-ui .empty-day p {
  margin-bottom: var(--space-16);
}
.side-events-ui .text-button {
  border: 0;
  background: transparent;
  padding: var(--space-8) 0;
  color: var(--blue);
  text-align: left;
  min-height: var(--control-height);
  font-size: var(--font-small);
  font-weight: var(--weight-heading);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}
.side-events-ui .calendar-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-16);
  padding: var(--space-16) var(--space-24);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: var(--font-small);
}
.side-events-ui .page-note {
  flex-basis: 100%;
  text-align: left;
  font-size: var(--font-body);
}
.side-events-ui .organizer-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  margin: 0 0 var(--space-16);
  padding: var(--space-16);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-alt);
  color: var(--ink);
  font-size: var(--font-body);
}
.side-events-ui .drag-hint {
  display: none;
}
@media (hover: hover) and (pointer: fine) {
  /* Keep a continuous empty strip for dragging, even beside overlapping events. */
  .side-events-ui .day-column {
    --event-space: calc(100% - clamp(48px, 18%, 80px));
    cursor: crosshair;
  }
  .side-events-ui .drag-hint {
    display: inline;
  }
}
.side-events-ui .mobile-days {
  display: none;
}
.side-events-ui dialog {
  width: min(600px, calc(100% - 2 * var(--gutter)));
  max-height: calc(100dvh - 2 * var(--gutter));
  margin: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 25px 100px #071c4266;
  padding: var(--card-padding);
  color: var(--ink);
  background: var(--surface);
  overscroll-behavior: contain;
}
.side-events-ui dialog::backdrop {
  background: #081a36a8;
  backdrop-filter: blur(3px);
}
.side-events-ui .dialog-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  margin-bottom: var(--space-8);
}
.side-events-ui .dialog-eyebrow {
  color: var(--muted);
  font-size: var(--font-small);
  letter-spacing: 0.03em;
}
.side-events-ui .icon-button {
  font-size: var(--font-heading);
  font-weight: var(--weight-body);
  width: var(--control-height);
  height: var(--control-height);
  display: grid;
  place-items: center;
  background: var(--surface-alt);
  border: 0;
  color: var(--muted);
  line-height: 1;
  flex-shrink: 0;
}
.side-events-ui dialog h2 {
  overflow-wrap: anywhere;
}
.side-events-ui .editor-intro {
  color: var(--muted);
  font-size: var(--font-body);
  margin: var(--space-16) 0 var(--space-24);
}
.side-events-ui fieldset {
  margin: var(--space-16) 0 0;
  padding: 0;
  border: 0;
  min-width: 0;
}
.side-events-ui label {
  display: block;
  font-size: var(--font-body);
  font-weight: var(--weight-heading);
  margin: var(--space-16) 0 var(--space-8);
}
.side-events-ui input,
.side-events-ui textarea,
.side-events-ui select {
  width: 100%;
  min-width: 0;
  padding: var(--space-8) var(--space-16);
  min-height: var(--control-height);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  font-size: var(--font-body);
}
.side-events-ui input,
.side-events-ui select {
  height: var(--control-height);
}
.side-events-ui textarea {
  display: block;
  resize: vertical;
}
.side-events-ui input::placeholder,
.side-events-ui textarea::placeholder {
  color: var(--muted);
}
.side-events-ui .time-fields {
  display: grid;
  grid-template-columns: 1.65fr 1fr 1fr;
  gap: var(--space-16);
  margin-top: var(--space-16);
}
.side-events-ui .time-fields label,
.side-events-ui fieldset > label:first-child {
  margin-top: 0;
}
.side-events-ui .field-hint,
.side-events-ui .shared-note {
  font-size: var(--font-small);
  color: var(--muted);
  margin-top: var(--space-8);
}
.side-events-ui .shared-note {
  margin-top: var(--space-24);
  padding-top: var(--space-16);
  border-top: 1px solid var(--line);
}
.side-events-ui .overlap-note {
  margin-top: var(--space-8);
  padding: var(--space-16);
  border-radius: var(--radius);
  color: #7b591d;
  background: #fff5dc;
  font-size: var(--font-body);
}
.side-events-ui .editor-actions {
  display: flex;
  justify-content: space-between;
  gap: var(--space-16);
  align-items: center;
  margin-top: var(--space-16);
}
.side-events-ui .dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-8);
  margin-left: auto;
}
.side-events-ui .delete-button {
  color: #a93742;
}
.side-events-ui .form-error {
  margin: var(--space-16) 0 0;
  padding: var(--space-16);
  border-radius: var(--radius);
  background: #fff0f1;
  color: #a52d3b;
}
.side-events-ui .confirmation {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-16);
  padding: var(--space-16);
  margin-top: var(--space-16);
  border: 1px solid #e5d1ba;
  border-radius: var(--radius);
  background: #fff9ed;
}
.side-events-ui .confirmation p {
  flex-basis: 100%;
}
.side-events-ui .event-when {
  color: var(--blue);
  margin: var(--space-16) 0 var(--space-24);
  font-size: var(--font-body);
}
.side-events-ui .detail-section {
  margin-bottom: var(--space-24);
}
.side-events-ui dialog h3 {
  color: var(--ink);
  font-size: var(--font-body);
  font-weight: var(--weight-heading);
  margin-bottom: var(--space-8);
}
.side-events-ui .prose {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  line-height: var(--leading-body);
}
.side-events-ui .audience-box {
  padding: var(--space-16);
  background: var(--surface-alt);
  border-radius: var(--radius);
}
.side-events-ui .updated-note {
  font-size: var(--font-small);
  color: var(--muted);
  margin: var(--space-24) 0;
}
.side-events-ui .toast {
  position: fixed;
  bottom: var(--space-24);
  left: 50%;
  transform: translateX(-50%);
  background: var(--surface);
  color: var(--ink);
  padding: var(--space-16) var(--space-24);
  border: 1px solid var(--line);
  box-shadow: 0 5px 30px #0003;
  border-radius: var(--radius);
  z-index: 10;
  max-width: calc(100% - 2 * var(--gutter));
}
/* Keep whole text lines inside time-proportional cards, including narrow overlap lanes. */
@container (height < 96px) {
  .side-events-ui .event-title {
    -webkit-line-clamp: 1;
  }
}
@container (height < 76px) {
  .side-events-ui .event-audience {
    -webkit-line-clamp: 1;
  }
}
@container (height < 59px) {
  .side-events-ui .event-audience {
    display: none;
  }
}
@container (height < 39px) {
  .side-events-ui .event-time {
    display: none;
  }
  .side-events-ui .event-title {
    font-size: var(--font-small);
    -webkit-line-clamp: 1;
  }
}
@media (max-width: 700px) {
  .side-events-ui .intro {
    grid-template-columns: minmax(0, 1fr);
  }
  .side-events-ui .button-add {
    order: 1;
    width: 100%;
  }
  .side-events-ui .community-note {
    align-items: flex-start;
    margin: var(--space-16) 0 0;
  }
  .side-events-ui .community-note svg {
    margin-top: 2px;
  }
  .side-events-ui .calendar-toolbar {
    padding: var(--space-16);
  }
  .side-events-ui .table-legend {
    padding-inline: var(--space-16);
  }
  .side-events-ui .calendar-caption {
    gap: var(--space-8);
  }
  .side-events-ui .calendar-symbol,
  .side-events-ui .sync-status {
    display: none;
  }
  .side-events-ui .mobile-days {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: var(--space-8);
    background: var(--surface-alt);
    gap: var(--space-8);
    border-bottom: 1px solid var(--line);
  }
  .side-events-ui .mobile-days button {
    border: 1px solid transparent;
    min-height: var(--control-height);
    padding: var(--space-8);
    background: transparent;
    color: var(--muted);
    font-size: var(--font-small);
    font-weight: var(--weight-heading);
  }
  .side-events-ui .mobile-days button strong {
    margin-left: var(--space-8);
    font-weight: inherit;
  }
  .side-events-ui .mobile-days button[aria-pressed="true"] {
    background: var(--surface);
    color: var(--blue);
    border-color: var(--line);
  }
  .side-events-ui .calendar-head,
  .side-events-ui .calendar-grid {
    grid-template-columns: 49px minmax(0, 1fr);
  }
  .side-events-ui .calendar-head .day-heading:not(.active-day),
  .side-events-ui .calendar-grid .day-column:not(.active-day) {
    display: none;
  }
  .side-events-ui .day-heading {
    padding: var(--space-16) var(--space-8);
  }
  .side-events-ui .date-number {
    width: 40px;
    height: 40px;
    font-size: var(--font-heading);
  }
  .side-events-ui .day-count {
    font-size: var(--font-small);
  }
  .side-events-ui .time-label {
    right: 7px;
  }
  .side-events-ui .event {
    --event-gap: 3px;
    padding: 7px;
  }
  .side-events-ui .event-title {
    font-size: var(--font-body);
    -webkit-line-clamp: 2;
  }
  .side-events-ui .event-audience {
    display: none;
  }
  @container (height < 56px) {
    .side-events-ui .event-title {
      -webkit-line-clamp: 1;
    }
  }
  .side-events-ui .calendar-bottom {
    display: block;
    padding: var(--space-16);
  }
  .side-events-ui .calendar-bottom p + p {
    margin-top: var(--space-8);
  }
  .side-events-ui .time-fields {
    grid-template-columns: 1fr 1fr;
  }
  .side-events-ui .time-fields > div:first-child {
    grid-column: 1 / -1;
  }
  .side-events-ui .editor-actions {
    flex-wrap: wrap;
  }
  .side-events-ui .editor-actions .dialog-actions {
    width: 100%;
  }
  .side-events-ui .dialog-actions .button {
    flex: 1;
  }
  .side-events-ui .connection-error {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--space-8);
  }
}
@media (max-width: 680px) {
  .side-events-ui .calendar-head {
    top: 96px;
  }
  .side-events-ui .calendar-card {
    scroll-margin-top: 112px;
  }
}
@media (prefers-reduced-motion: no-preference) {
  .side-events-ui .button,
  .side-events-ui .event {
    transition:
      background-color 0.15s,
      box-shadow 0.15s;
  }
}