:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #eef2f4;
  --text: #172026;
  --muted: #64717b;
  --line: #d9e0e5;
  --accent: #006a6a;
  --accent-2: #a13d36;
  --focus: #f1bf4a;
  --shadow: 0 14px 34px rgba(23, 32, 38, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  overflow-y: scroll;
  scrollbar-gutter: stable;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.45;
  overflow-x: hidden;
}

button,
input,
select,
.button-link {
  font: inherit;
}

button,
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #ffffff;
  padding: 0.6rem 0.85rem;
  cursor: pointer;
  min-height: 42px;
  text-decoration: none;
  touch-action: manipulation;
}

button:focus-visible,
.button-link:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.person-ref:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

button.ghost,
.button-link.ghost {
  background: transparent;
  color: var(--accent);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem clamp(1rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar h1 {
  margin: 0;
  font-size: 1.55rem;
  letter-spacing: 0;
}

.topbar-title {
  min-width: 0;
}

.title-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.title-links {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  min-width: 0;
}

.current-time-display {
  display: grid;
  align-content: center;
  min-height: 42px;
  padding: 0.34rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
}

.current-time-display span {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 750;
  text-transform: uppercase;
}

.current-time-display strong {
  font-size: 0.88rem;
  white-space: nowrap;
}

.current-time-display.is-debug {
  border-color: #f0b6a6;
  background: #fff7f3;
}

.current-time-display.is-debug span {
  color: #8f2e20;
}

.external-link {
  gap: 0.35rem;
  min-height: 34px;
  padding: 0.42rem 0.6rem;
}

.external-link span {
  font-size: 0.9em;
  line-height: 1;
}

.eyebrow {
  margin: 0 0 0.2rem;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.topbar-actions {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
  justify-content: flex-end;
  min-width: 0;
}

main {
  padding: 1rem clamp(1rem, 3vw, 2rem) max(2rem, env(safe-area-inset-bottom));
}

.login-panel {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem;
  margin-bottom: 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.login-panel form {
  display: grid;
  grid-template-columns: auto minmax(190px, 280px) auto auto auto;
  align-items: end;
  gap: 0.6rem;
  min-width: 0;
}

.login-panel label {
  color: var(--muted);
  font-size: 0.82rem;
  align-self: center;
}

.login-people {
  display: flex;
  flex: 1;
  flex-wrap: wrap;
  gap: 0.4rem;
  min-width: 220px;
}

#addGlobalSessionButton {
  margin-left: auto;
  white-space: nowrap;
}

.login-person-pill {
  min-height: 28px;
  border: 1.5px solid var(--mark-color);
  border-radius: 999px;
  background: color-mix(in srgb, var(--mark-color) 10%, #ffffff);
  color: var(--mark-color);
  padding: 0.18rem 0.55rem;
  font-size: 0.78rem;
  font-weight: 750;
}

.login-person-pill:disabled {
  cursor: default;
  opacity: 0.55;
}

.login-person-pill:not(:disabled):hover,
.login-person-pill:not(:disabled):focus-visible {
  background: var(--mark-color);
  color: #ffffff;
}

.controls {
  display: grid;
  grid-template-columns: minmax(220px, 2fr) repeat(5, minmax(140px, 1fr));
  gap: 0.75rem;
  align-items: end;
  margin-bottom: 0.85rem;
}

.controls.disabled {
  opacity: 0.48;
  filter: grayscale(0.2);
}

.controls.disabled,
.controls.disabled * {
  cursor: not-allowed;
}

.field {
  display: grid;
  gap: 0.25rem;
  min-width: 0;
}

.field label {
  color: var(--muted);
  font-size: 0.78rem;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  padding: 0.55rem 0.7rem;
}

input,
select {
  min-height: 42px;
}

textarea {
  resize: vertical;
}

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 42px;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  white-space: nowrap;
}

.toggle input {
  width: auto;
  min-height: auto;
}

.day-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.75rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.day-tabs button,
.view-switch button {
  background: var(--surface);
  color: var(--text);
  border-color: var(--line);
  flex: 0 0 auto;
}

.view-switch button[data-view-warning="true"] {
  border-color: #f0b6a6;
}

.day-tabs button.active,
.view-switch button.active {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

.workspace {
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.booking-panel,
.program-area {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.booking-panel {
  position: sticky;
  top: 92px;
  max-height: calc(100vh - 112px);
  overflow: auto;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.panel-head h2 {
  margin: 0;
  font-size: 1rem;
}

.booking-list {
  padding: 0.75rem;
}

.conflict {
  border: 1px solid #f0b6a6;
  background: #fff4ef;
  color: #7d2c20;
  border-radius: 6px;
  padding: 0.55rem;
  margin-bottom: 0.6rem;
}

.booking-item {
  display: block;
  width: 100%;
  border-bottom: 1px solid var(--line);
  border-left: 0;
  border-right: 0;
  border-top: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text);
  padding: 0.75rem 0.7rem;
  text-align: left;
}

.booking-item:last-child {
  border-bottom: 0;
}

.booking-item:hover,
.booking-item:focus-visible {
  background: var(--surface-2);
}

.booking-item.empty {
  cursor: default;
}

.booking-item.empty:hover {
  background: transparent;
}

.booking-item.is-past,
.map-room-session-list article.is-past,
.session-card.is-past,
.own-item.is-past {
  filter: grayscale(0.8);
  opacity: 0.5;
}

.booking-item.is-current,
.map-room-session-list article.is-current,
.session-card.is-current,
.own-item.is-current {
  border-color: #d5a322;
  box-shadow: inset 4px 0 0 #f1bf4a, 0 0 0 1px rgba(213, 163, 34, 0.28), 0 0 18px rgba(241, 191, 74, 0.34);
  background: #fffaf0;
}

.booking-item.is-current {
  padding-left: 0.9rem;
}

.booking-item strong {
  display: block;
}

.booking-item span {
  color: var(--muted);
  font-size: 0.86rem;
}

.program-area {
  min-width: 0;
  overflow: hidden;
}

.view-switch {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.timeline {
  overflow: auto;
  max-height: calc(100vh - 210px);
  background: var(--surface);
  -webkit-overflow-scrolling: touch;
}

.timeline-grid {
  position: relative;
  min-width: 980px;
  background:
    linear-gradient(90deg, transparent 169px, var(--line) 170px, transparent 171px),
    repeating-linear-gradient(90deg, transparent 0 251px, rgba(0, 0, 0, 0.04) 252px);
  background-position: 0 0, 170px 0;
}

.timeline-mobile-list {
  display: none;
}

.time-header {
  position: sticky;
  top: 0;
  z-index: 10;
  height: 44px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
}

.time-label {
  position: absolute;
  top: 12px;
  color: var(--muted);
  font-size: 0.78rem;
}

.room-row {
  position: relative;
  min-height: 92px;
  border-bottom: 1px solid var(--line);
}

.room-name {
  position: sticky;
  left: 0;
  z-index: 5;
  width: 150px;
  height: 100%;
  min-height: 92px;
  padding: 0.75rem;
  background: #f9fbfc;
  border-right: 1px solid var(--line);
  font-weight: 700;
}

.team-created-row .room-name {
  background: #f2f5f7;
}

.session-block {
  position: absolute;
  top: 10px;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 36px;
  align-items: stretch;
  gap: 0;
  min-height: 72px;
  border-radius: 7px;
  border: 1px solid rgba(0, 0, 0, 0.13);
  padding: 0;
  overflow: visible;
  color: #ffffff;
  text-align: left;
}

.time-now-marker {
  position: absolute;
  top: 0;
  bottom: 0;
  z-index: 9;
  border-left: 2px solid #d71920;
  pointer-events: none;
}

.time-now-marker span {
  position: absolute;
  top: -24px;
  left: 0;
  transform: translateX(-50%);
  border-radius: 999px;
  background: #d71920;
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 850;
  line-height: 1;
  padding: 0.26rem 0.42rem;
  white-space: nowrap;
}

.session-block.booked {
  outline: 3px solid var(--focus);
}

.session-block.interested {
  outline: 2px dashed rgba(241, 191, 74, 0.8);
  outline-offset: 2px;
}

.session-block.is-past {
  filter: grayscale(0.78);
  opacity: 0.42;
}

.session-block.is-current {
  box-shadow: 0 0 0 3px #d71920, 0 8px 18px rgba(23, 32, 38, 0.28);
}

.timeline-time,
.session-card .time {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  width: 56px;
  padding: 0.35rem 0.28rem;
  border-radius: 6px 0 0 6px;
  background: rgba(0, 0, 0, 0.14);
  font-size: 0.75rem;
  font-weight: 750;
  line-height: 1.15;
  opacity: 0.92;
  text-align: center;
}

.timeline-time {
  flex-direction: column;
}

.timeline-time span {
  display: block;
}

.timeline-time span:nth-child(2) {
  font-size: 0.66rem;
  font-weight: 650;
  opacity: 0.84;
}

.timeline-title-slot {
  display: flex;
  align-items: center;
  box-sizing: border-box;
  min-width: 0;
  overflow: hidden;
  padding: 0 0.48rem;
}

.timeline-title {
  display: -webkit-box;
  max-height: calc(3 * 1.15em);
  min-width: 0;
  margin: 0;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  font-size: 0.84rem;
  line-height: 1.15;
  overflow-wrap: anywhere;
  text-overflow: ellipsis;
}

.timeline-team-count {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  width: 36px;
  border-left: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 0 6px 6px 0;
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
  font-size: 1rem;
  font-weight: 850;
  line-height: 1;
  text-align: center;
}

.timeline-team-count:hover::after,
.timeline-team-count:focus::after {
  content: attr(data-tooltip);
  position: absolute;
  right: 0;
  bottom: calc(100% + 0.45rem);
  z-index: 30;
  width: max-content;
  max-width: min(300px, 70vw);
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  box-shadow: var(--shadow);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.35;
  padding: 0.45rem 0.55rem;
  white-space: normal;
}

.session-marks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.45rem;
}

.interest-for-marks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.45rem;
}

.name-pill {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  min-height: 22px;
  border: 1.5px solid var(--mark-color);
  border-radius: 999px;
  padding: 0.12rem 0.5rem;
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
}

.name-pill.booking {
  background: var(--mark-color);
  color: #ffffff;
}

.name-pill.interest {
  border-style: dashed;
  background: color-mix(in srgb, var(--mark-color) 14%, #ffffff);
  color: var(--mark-color);
  opacity: 0.68;
}

.session-block .session-marks {
  max-height: 24px;
  overflow: hidden;
}

.session-block .interest-for-marks {
  max-height: 22px;
  overflow: hidden;
}

.session-block .name-pill,
.session-block .interest-for-pill {
  min-height: 18px;
  padding: 0.08rem 0.38rem;
  font-size: 0.68rem;
}

.interest-for-pill {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  border: 1px solid #37608f;
  border-radius: 999px;
  background: #edf4fb;
  color: #24486d;
  padding: 0.12rem 0.5rem;
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
}

.session-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
  padding: 0.75rem;
}

.map-view,
.my-program {
  padding: 0.75rem;
  overflow: auto;
  max-height: calc(100vh - 210px);
  background: #f9fbfc;
  -webkit-overflow-scrolling: touch;
}

.map-view img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.map-layout {
  display: grid;
  grid-template-columns: minmax(720px, 1fr) minmax(260px, 340px);
  gap: 0.75rem;
  align-items: start;
}

.map-stage {
  position: relative;
  min-width: 720px;
}

.map-markers {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.map-route-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.map-route-layer svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.map-route-layer line {
  stroke: #d71920;
  stroke-width: 16;
  stroke-linecap: round;
  stroke-dasharray: 28 20;
  filter: drop-shadow(0 3px 6px rgba(23, 32, 38, 0.22));
}

.map-route-layer .route-point {
  fill: #ffffff;
  stroke-width: 14;
}

.map-route-layer .route-point.start {
  stroke: #006a6a;
}

.map-route-layer .route-point.same-room {
  stroke: #f1bf4a;
}

.map-route-layer .route-point.target {
  stroke: #d71920;
}

.map-marker {
  position: absolute;
  z-index: 2;
  transform: translate(-50%, -50%);
  min-width: 30px;
  min-height: 30px;
  padding: 0.2rem 0.45rem;
  border: 2px solid #ffffff;
  border-radius: 999px;
  background: #5b6470;
  box-shadow: 0 3px 10px rgba(23, 32, 38, 0.25);
  color: #ffffff;
  font-size: 0.76rem;
  font-weight: 800;
  pointer-events: auto;
}

.map-marker.has-sessions {
  background: var(--accent);
}

.map-marker.active {
  background: var(--accent-2);
  outline: 4px solid rgba(241, 191, 74, 0.8);
  outline-offset: 2px;
}

.map-marker.route-start {
  background: var(--accent);
  outline: 4px solid rgba(0, 106, 106, 0.35);
  outline-offset: 2px;
}

.map-marker.route-target {
  background: #d71920;
  outline: 4px solid rgba(215, 25, 32, 0.32);
  outline-offset: 2px;
}

.map-marker.external-library-marker {
  top: calc(100% - 1.55rem);
  min-width: 150px;
}

.map-room-details {
  position: sticky;
  top: 0.75rem;
  max-height: calc(100vh - 230px);
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 1rem;
}

.map-room-details h2 {
  margin: 0;
  font-size: 1.1rem;
}

.map-room-details p {
  color: var(--muted);
  margin: 0.45rem 0;
}

.map-navigation-summary {
  display: grid;
  gap: 0.35rem;
  margin-top: 0.75rem;
  padding: 0.7rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
}

.map-navigation-summary p {
  margin: 0;
}

.map-navigation-summary strong {
  color: var(--text);
}

.map-room-session-list {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.75rem;
}

.map-room-session-list article {
  display: grid;
  gap: 0.3rem;
  border-top: 1px solid var(--line);
  padding-top: 0.55rem;
  cursor: pointer;
}

.map-room-session-list article:hover {
  background: var(--surface-2);
}

.map-room-session-list span {
  color: var(--muted);
  font-size: 0.78rem;
}

.map-room-session-list .session-marks,
.map-room-session-list .interest-for-marks {
  margin-top: 0;
}

.muted {
  color: var(--muted);
}

.session-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
  cursor: pointer;
}

.session-card:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
}

.empty-state,
.own-program-head,
.own-conflicts,
.own-day {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.empty-state {
  padding: 1rem;
}

.empty-state h2,
.own-program-head h2,
.own-conflicts h2,
.own-day h2 {
  margin: 0;
}

.empty-state p,
.own-conflicts p {
  margin: 0.5rem 0 0;
  color: var(--muted);
}

.own-program-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.custom-session-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  align-items: end;
}

.custom-session-title-field {
  grid-column: 1 / -1;
}

.custom-session-description-field {
  grid-column: 1 / -1;
}

.own-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  justify-content: flex-end;
}

.own-summary span,
.own-status,
.own-warning {
  border-radius: 999px;
  padding: 0.18rem 0.55rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.own-summary span {
  background: var(--surface-2);
  color: var(--text);
}

.own-conflicts {
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.own-conflicts.ok {
  border-color: #c8ded7;
  background: #f4faf7;
}

.own-day {
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.own-day > h2 {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  font-size: 1rem;
}

.own-items {
  display: grid;
}

.own-conflict-group {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  border-bottom: 1px solid var(--line);
}

.own-conflict-group:last-child {
  border-bottom: 0;
}

.own-conflict-rail {
  display: grid;
  place-items: center;
  background: #b83a2f;
  color: #ffffff;
}

.own-conflict-rail span {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0;
}

.own-conflict-items {
  display: grid;
}

.own-conflict-items .own-item:last-child {
  border-bottom: 0;
}

.own-item {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}

.own-item:hover {
  background: var(--surface-2);
}

.own-item:last-child {
  border-bottom: 0;
}

.own-item.has-conflict {
  background: #fff6ef;
  box-shadow: inset 4px 0 0 #d75a3d;
}

.own-time {
  display: grid;
  align-content: start;
  gap: 0.1rem;
  color: var(--muted);
}

.own-time strong {
  color: var(--text);
  font-size: 1rem;
}

.own-content {
  display: grid;
  gap: 0.45rem;
}

.own-title-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.own-status.booking {
  background: var(--accent);
  color: #ffffff;
}

.own-status.interest {
  border: 1.5px dashed var(--accent);
  background: rgba(0, 106, 106, 0.08);
  color: var(--accent);
}

.own-status.custom {
  background: #edf2f4;
  color: #3f4d55;
}

.own-warning {
  background: #fff0e9;
  color: #8f2e20;
}

.own-content h3 {
  margin: 0;
  font-size: 1rem;
}

.own-content p {
  margin: 0;
  color: var(--muted);
}

.session-card-head {
  color: #ffffff;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--line);
}

.session-card-head .time {
  width: 100%;
  justify-content: flex-start;
}

.session-card-title {
  padding: 0.75rem;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.subsession-parent {
  display: block;
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.25;
}

.session-card-body {
  padding: 0.75rem;
}

.session-card-body .session-marks {
  margin-top: 0;
}

.session-card-body .interest-for-marks {
  margin-top: 0.4rem;
}

.session-card h3 {
  margin: 0;
  font-size: 1rem;
}

.session-card p {
  color: var(--muted);
  margin: 0.5rem 0;
}

.card-actions {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
  margin-top: 0.1rem;
}

.card-actions button {
  padding: 0.45rem 0.65rem;
  min-width: 0;
}

.book-button.active {
  background: var(--accent-2);
  border-color: var(--accent-2);
}

.book-button.partial {
  border-color: var(--accent-2);
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--accent-2) 72%, #ffffff) 0 var(--mark-progress),
    #ffffff var(--mark-progress) 100%
  );
  color: var(--accent-2);
}

.navigation-button {
  background: #d71920;
  border-color: #d71920;
}

button.danger {
  border-color: #a63a32;
  color: #a63a32;
}

.interest-button {
  border-style: dashed;
  background: transparent;
  color: var(--accent);
}

.interest-button.active {
  background: rgba(0, 106, 106, 0.09);
  border-style: dashed;
  color: var(--accent);
}

.interest-button.partial {
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--accent) 22%, #ffffff) 0 var(--mark-progress),
    #ffffff var(--mark-progress) 100%
  );
  color: var(--accent);
}

.interest-for-control {
  display: grid;
  gap: 0.45rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
}

.interest-for-control > span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.interest-for-control.disabled {
  opacity: 0.62;
}

.detail .interest-for-control {
  margin-bottom: 0.9rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.interest-for-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.interest-for-option {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  padding: 0.25rem 0.55rem;
  cursor: pointer;
  font-size: 0.82rem;
}

.interest-for-option input {
  width: auto;
  min-height: auto;
}

.interest-for-option.active {
  border-color: #37608f;
  background: #edf4fb;
  color: #24486d;
}

.interest-for-option:has(input:disabled) {
  cursor: not-allowed;
}

.hidden {
  display: none;
}

dialog {
  width: min(880px, calc(100vw - 2rem));
  max-height: calc(100vh - 2rem);
  border: 0;
  border-radius: 8px;
  overflow: hidden;
  padding: 0;
  box-shadow: var(--shadow);
}

dialog::backdrop {
  background: rgba(23, 32, 38, 0.45);
}

.detail {
  position: relative;
  max-height: calc(100vh - 2rem);
  overflow-x: hidden;
  overflow-y: auto;
  padding: 1.1rem;
  overflow-wrap: anywhere;
  -webkit-overflow-scrolling: touch;
}

.icon-button {
  position: absolute;
  right: 0.75rem;
  top: 0.75rem;
  width: 34px;
  height: 34px;
  min-height: 34px;
  border: 0;
  background: transparent;
  color: var(--accent);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1;
  padding: 0;
}

.icon-button:hover,
.icon-button:focus-visible {
  background: var(--surface-2);
  color: var(--accent-2);
}

.detail h2 {
  margin: 0 2.5rem 0.35rem 0;
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.9rem;
}

.pill {
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text);
  padding: 0.22rem 0.55rem;
  font-size: 0.82rem;
}

.presentations {
  display: grid;
  gap: 0.65rem;
  margin-top: 1rem;
}

.subsessions {
  display: grid;
  gap: 0.65rem;
  margin-top: 1rem;
}

.subsessions > h3 {
  margin: 0.25rem 0 0;
  font-size: 1rem;
}

.subsession,
.presentation {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0.75rem;
}

.subsession {
  display: grid;
  gap: 0.45rem;
}

.subsession.is-past {
  opacity: 0.58;
}

.subsession.is-current {
  border-color: #d71920;
  box-shadow: 0 0 0 2px rgba(215, 25, 32, 0.18);
}

.subsession-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.65rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.subsession-meta strong {
  color: var(--text);
}

.subsession h4 {
  margin: 0;
  font-size: 0.98rem;
}

.subsession p {
  margin: 0;
  color: var(--muted);
}

.subsession .session-marks,
.subsession .interest-for-marks {
  margin-top: 0;
}

.presentation h3 {
  margin: 0 0 0.25rem;
  font-size: 0.98rem;
}

.abstract-html sup.aff-ref {
  position: relative;
  color: var(--accent);
  cursor: help;
  font-weight: 750;
  outline: none;
}

.abstract-html,
.presentation {
  overflow-wrap: anywhere;
}

.abstract-html sup.aff-ref:focus {
  box-shadow: 0 2px 0 var(--accent);
}

.affiliation-tooltip {
  position: fixed;
  z-index: 1000;
  width: max-content;
  max-width: min(420px, calc(100vw - 24px));
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  box-shadow: var(--shadow);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.35;
  opacity: 0;
  padding: 0.45rem 0.55rem;
  pointer-events: none;
  text-align: left;
  visibility: hidden;
  white-space: normal;
}

.affiliation-tooltip.visible {
  opacity: 1;
  visibility: visible;
}

.person-ref {
  display: inline;
  border-bottom: 1px dotted var(--accent);
  color: var(--accent);
  cursor: pointer;
  font-weight: 750;
}

.person-ref:focus {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.person-ref.tag-friends {
  border-bottom-style: solid;
  color: #2b7a4b;
  background: #edf8f1;
}

.person-ref.tag-stakeholders {
  border-bottom-style: solid;
  color: #8a4c00;
  background: #fff3df;
}

.person-ref.tag-network {
  border-bottom-style: solid;
  color: #4b5f91;
  background: #eef3ff;
}

.person-tag-menu {
  position: fixed;
  z-index: 1001;
  display: none;
  flex-direction: column;
  gap: 0.45rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 0.45rem;
  width: min(360px, calc(100vw - 24px));
}

.person-tag-menu.visible {
  display: flex;
}

.person-tag-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.person-tag-menu button {
  min-height: 32px;
  border-color: var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 0.35rem 0.55rem;
}

.person-tag-menu button.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.person-session-list {
  display: grid;
  gap: 0.35rem;
  max-height: 220px;
  overflow: auto;
  padding-top: 0.4rem;
  border-top: 1px solid var(--line);
}

.person-session-list > span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.person-session-button {
  align-items: flex-start;
  min-height: auto;
  border-color: transparent;
  background: var(--surface-2);
  color: var(--text);
  flex-direction: column;
  gap: 0.1rem;
  text-align: left;
}

.person-session-button strong,
.person-session-button small {
  width: 100%;
}

.person-session-button strong {
  font-size: 0.86rem;
  line-height: 1.25;
}

.person-session-button small {
  color: var(--muted);
  font-size: 0.74rem;
}

@media (max-width: 1080px) {
  .controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .custom-session-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .login-panel {
    align-items: stretch;
    flex-direction: column;
  }

  .login-panel form {
    grid-template-columns: 1fr;
  }

  .booking-panel {
    position: static;
    max-height: none;
  }

  .map-layout {
    grid-template-columns: 1fr;
    min-width: 0;
  }

  .map-stage {
    min-width: min(720px, 100%);
  }

  .map-room-details {
    position: static;
    max-height: none;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 14px;
  }

  button,
  input,
  select,
  textarea,
  .button-link {
    font-size: 16px;
  }

  button,
  .button-link {
    width: 100%;
    min-height: 44px;
    padding: 0.62rem 0.72rem;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
    position: static;
    gap: 0.75rem;
    padding: 0.9rem max(0.75rem, env(safe-area-inset-right)) 0.85rem max(0.75rem, env(safe-area-inset-left));
  }

  .topbar h1 {
    font-size: 1.22rem;
    line-height: 1.2;
  }

  .eyebrow {
    font-size: 0.7rem;
  }

  main {
    padding: 0.75rem max(0.75rem, env(safe-area-inset-right)) max(1.25rem, env(safe-area-inset-bottom)) max(0.75rem, env(safe-area-inset-left));
  }

  .login-panel {
    gap: 0.65rem;
    padding: 0.7rem;
  }

  .login-panel label {
    align-self: auto;
  }

  .login-people {
    min-width: 0;
    width: 100%;
    max-height: 7.5rem;
    overflow: auto;
    padding-right: 0.15rem;
  }

  .login-person-pill {
    width: auto;
    min-height: 32px;
    flex: 0 0 auto;
    font-size: 0.78rem;
  }

  #addGlobalSessionButton {
    margin-left: 0;
    white-space: normal;
  }

  .controls {
    grid-template-columns: 1fr;
    gap: 0.58rem;
    margin-bottom: 0.7rem;
  }

  .custom-session-form {
    grid-template-columns: 1fr;
  }

  .topbar-actions {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
  }

  .topbar-actions > * {
    min-width: 0;
  }

  .title-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
  }

  .title-links > * {
    min-width: 0;
  }

  .current-time-display {
    width: 100%;
    min-height: 38px;
    padding: 0.35rem 0.55rem;
  }

  .day-tabs {
    margin-inline: -0.75rem;
    padding-inline: 0.75rem;
    padding-bottom: 0.6rem;
  }

  .day-tabs button {
    width: auto;
    min-width: max-content;
    min-height: 40px;
    padding: 0.5rem 0.7rem;
  }

  .workspace {
    gap: 0.75rem;
  }

  .booking-panel,
  .program-area {
    border-radius: 7px;
  }

  .panel-head {
    padding: 0.72rem;
  }

  .booking-list {
    display: grid;
    max-height: 16rem;
    overflow: auto;
    padding: 0.45rem;
  }

  .booking-item {
    min-height: 44px;
    padding: 0.65rem 0.55rem;
  }

  .view-switch {
    position: sticky;
    top: 0;
    z-index: 12;
    margin-inline: -1px;
    padding: 0.55rem;
    background: var(--surface);
  }

  .view-switch button {
    width: auto;
    min-width: max-content;
    min-height: 40px;
    padding: 0.48rem 0.68rem;
  }

  .timeline {
    max-height: none;
    overflow: visible;
  }

  .timeline-grid {
    display: none;
  }

  .timeline-mobile-list {
    display: grid;
    gap: 0.55rem;
    padding: 0.62rem;
    background: #f9fbfc;
  }

  .timeline-mobile-list h3 {
    position: sticky;
    top: 3.25rem;
    z-index: 4;
    margin: 0.25rem -0.62rem 0;
    border-block: 1px solid var(--line);
    background: rgba(249, 251, 252, 0.96);
    color: var(--muted);
    font-size: 0.78rem;
    padding: 0.42rem 0.62rem;
  }

  .timeline-mobile-card {
    display: grid;
    width: 100%;
    gap: 0.35rem;
    min-height: 0;
    border-color: var(--line);
    border-left: 6px solid var(--session-color);
    background: var(--surface);
    color: var(--text);
    justify-content: stretch;
    padding: 0.72rem;
    text-align: left;
  }

  .timeline-mobile-card.booked {
    outline: 3px solid var(--focus);
  }

  .timeline-mobile-card.interested {
    outline: 2px dashed rgba(241, 191, 74, 0.8);
    outline-offset: 2px;
  }

  .timeline-mobile-card strong {
    line-height: 1.25;
    overflow-wrap: anywhere;
  }

  .timeline-mobile-card > span {
    color: var(--muted);
    font-size: 0.84rem;
  }

  .timeline-mobile-time {
    color: var(--text) !important;
    font-weight: 800;
  }

  .session-list {
    grid-template-columns: 1fr;
    gap: 0.62rem;
    padding: 0.62rem;
  }

  .session-card-head,
  .session-card-title,
  .session-card-body {
    padding: 0.68rem;
  }

  .session-card-head .time {
    display: block;
    width: 100%;
    text-align: left;
    overflow-wrap: anywhere;
  }

  .card-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }

  .card-actions button {
    min-height: 42px;
  }

  .interest-for-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.35rem;
  }

  .interest-for-option {
    min-height: 38px;
    border-radius: 6px;
    padding: 0.35rem 0.45rem;
    font-size: 0.8rem;
  }

  .map-view,
  .my-program {
    max-height: none;
    padding: 0.62rem;
  }

  .map-layout {
    gap: 0.62rem;
  }

  .map-stage {
    min-width: 560px;
  }

  .map-view img {
    border-radius: 6px;
  }

  .map-marker {
    width: auto;
    min-width: 26px;
    min-height: 26px;
    padding: 0.14rem 0.34rem;
    font-size: 0.68rem;
  }

  .map-marker.external-library-marker {
    min-width: 118px;
  }

  .map-room-details {
    padding: 0.75rem;
  }

  .map-room-details h2 {
    font-size: 1rem;
    overflow-wrap: anywhere;
  }

  .own-program-head {
    display: grid;
    gap: 0.65rem;
    padding: 0.78rem;
  }

  .own-summary {
    justify-content: flex-start;
  }

  .own-conflicts {
    padding: 0.78rem;
  }

  .own-day > h2 {
    padding: 0.72rem 0.78rem;
  }

  .own-conflict-group {
    grid-template-columns: 30px minmax(0, 1fr);
  }

  .own-conflict-rail span {
    font-size: 0.66rem;
  }

  .own-item {
    grid-template-columns: 1fr;
    gap: 0.55rem;
    padding: 0.72rem;
  }

  .own-time {
    display: flex;
    width: fit-content;
    gap: 0.35rem;
    align-items: baseline;
    border-radius: 6px;
    background: var(--surface-2);
    padding: 0.22rem 0.45rem;
  }

  .own-time strong::after {
    content: " bis";
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 500;
  }

  .own-content {
    gap: 0.38rem;
  }

  .own-content h3 {
    font-size: 0.96rem;
    line-height: 1.28;
    overflow-wrap: anywhere;
  }

  .own-content p {
    font-size: 0.86rem;
    line-height: 1.3;
  }

  .own-item .session-marks,
  .own-item .interest-for-marks {
    margin-top: 0;
  }

  .own-item .card-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.4rem;
    margin-top: 0.05rem;
  }

  .own-item .card-actions button {
    min-height: 38px;
    padding: 0.46rem 0.5rem;
    font-size: 0.9rem;
    line-height: 1.15;
  }

  .name-pill,
  .interest-for-pill,
  .pill {
    white-space: normal;
  }

  dialog {
    width: 100vw;
    max-width: 100vw;
    height: 100dvh;
    max-height: 100dvh;
    margin: 0;
    border-radius: 0;
    overflow: hidden;
  }

  .detail {
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    padding: 1rem 0.85rem max(1rem, env(safe-area-inset-bottom));
  }

  .detail h2 {
    margin-right: 2.4rem;
    font-size: 1.14rem;
    line-height: 1.25;
  }

  .icon-button {
    right: 0.65rem;
    top: 0.65rem;
    width: 38px;
    height: 38px;
    min-height: 38px;
  }

  .presentation {
    padding: 0.65rem;
  }

  .person-tag-menu {
    left: 0.75rem !important;
    right: 0.75rem;
    width: auto;
    max-height: calc(100dvh - 1.5rem);
    overflow: auto;
  }

  .person-tag-menu button {
    width: auto;
  }

  .person-tag-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .person-session-button {
    width: 100%;
  }
}

@media (max-width: 420px) {
  .own-conflict-group {
    grid-template-columns: 1fr;
  }

  .own-conflict-rail {
    min-height: 28px;
  }

  .own-conflict-rail span {
    writing-mode: horizontal-tb;
    transform: none;
  }

  .own-item.has-conflict {
    box-shadow: inset 4px 0 0 #d75a3d;
  }

  .own-item .card-actions {
    grid-template-columns: 1fr;
  }

  .title-links {
    grid-template-columns: 1fr;
  }

  .interest-for-options {
    grid-template-columns: 1fr;
  }

  .map-stage {
    min-width: 500px;
  }

  .timeline-mobile-list h3 {
    top: 3rem;
  }
}