:root {
  font-family:
    Inter,
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  color: var(--text);
  background: var(--page);
  font-size: 15px;
  color-scheme: light;
  --text: #1e293b;
  --page: #f4f6f8;
  --surface: #fff;
  --hover: #edf3ee;
  --accent-strong: #274c3b;
  --on-accent: #fff;
  --soft: #f5f7f5;
  --selected: #e2ece4;
  --selected-text: #234f35;
  --row-hover: #eef3ef;
  --badge: #edf3ee;
  --badge-text: #44644e;
  --rule: #f7f9f7;
  --empty: #abbcaf;
  --heading: #3d5244;
  --notice: #e9f1e9;
  --error: #fff0eb;
  --error-text: #923d28;
  --accent: #355b48;
  --muted: #718078;
  --border: #dfe5e1;
}
:root[data-theme="night"] {
  color-scheme: dark;
  --text: #e8e8ea;
  --page: #18181a;
  --surface: #242426;
  --accent: #d5d5dc;
  --accent-strong: #ededf2;
  --on-accent: #242426;
  --muted: #aaaab3;
  --border: #414145;
  --hover: #353538;
  --soft: #2c2c2f;
  --selected: #3a3a40;
  --selected-text: #efeff4;
  --row-hover: #323236;
  --badge: #3a3a40;
  --badge-text: #ccccd6;
  --rule: #202022;
  --empty: #81818b;
  --heading: #dedee5;
  --notice: #343438;
  --error: #492b2b;
  --error-text: #ffc1ae;
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
button,
input,
select,
textarea {
  font: inherit;
}
button,
a,
input,
select,
textarea {
  outline-offset: 4px;
}
button {
  cursor: pointer;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  padding: 10px 15px;
  color: inherit;
}
button:hover {
  background: var(--hover);
}
button:disabled {
  opacity: 0.5;
  cursor: default;
}
.primary {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}
.primary:hover {
  background: var(--accent-strong);
}
.quiet {
  border: 0;
  background: transparent;
  color: var(--accent);
  font-size: 13px;
  padding: 8px;
}
.muted {
  color: var(--muted);
  line-height: 1.55;
}
.small {
  font-size: 12px;
}
.eyebrow {
  letter-spacing: 0.15em;
  font-size: 11px;
  color: var(--accent);
  font-weight: 700;
}
h1 {
  font-size: 32px;
  letter-spacing: -0.04em;
  margin: 8px 0 10px;
  font-weight: 650;
}
h2 {
  font-size: 18px;
  margin: 0;
}
h3 {
  font-size: 15px;
  margin: 0 0 14px;
}
p {
  line-height: 1.5;
}
header {
  height: 76px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 4vw;
  background: var(--surface);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--accent);
  text-decoration: none;
  font-size: 28px;
}
.brand strong {
  font-size: 23px;
  letter-spacing: -0.04em;
}
.brand span {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  border-left: 1px solid var(--border);
  padding-left: 14px;
}
#connection {
  margin-left: auto;
  font-size: 12px;
  color: var(--muted);
}
main#workspace {
  max-width: 1540px;
  margin: auto;
  padding: 32px 4vw 16px;
}
.account-profile {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  margin-bottom: 26px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
}
.account-identity {
  display: grid;
  gap: 4px;
  min-width: 0;
  overflow-wrap: anywhere;
}
.account-profile .badge {
  margin-left: auto;
  white-space: nowrap;
}
.account-profile .account-avatar {
  width: 48px;
  height: 48px;
}
.pagehead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.pagehead p {
  margin: 4px 0;
}
.toolbar {
  display: flex;
  align-items: center;
  gap: 20px;
}
.switch {
  font-size: 13px;
}
input[type="checkbox"] {
  width: 17px;
  height: 17px;
  accent-color: var(--accent);
  vertical-align: middle;
  margin-right: 8px;
}
input:not([type="checkbox"]),
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface);
  padding: 10px;
  color: inherit;
}
textarea {
  resize: vertical;
  min-height: 95px;
  line-height: 1.55;
}
label {
  display: block;
  font-size: 13px;
}
label > input:not([type="checkbox"]),
label > select,
label > textarea {
  margin-top: 7px;
}
.tabs {
  display: flex;
  gap: 28px;
  border-bottom: 1px solid var(--border);
  margin-top: 24px;
  margin-bottom: 22px;
}
.tabs button {
  border: 0;
  background: none;
  border-radius: 0;
  padding: 15px 0;
  color: var(--muted);
}
.tabs button.active {
  color: var(--accent);
  border-bottom: 2px solid var(--accent);
}
.subtabs {
  display: flex;
  gap: 6px;
  margin: -2px 0 22px;
}
.subtabs button {
  min-width: 104px;
  border: 0;
  background: var(--soft);
  color: var(--muted);
}
.subtabs button.active {
  background: var(--selected);
  color: var(--selected-text);
}
.layout {
  display: grid;
  grid-template-columns: minmax(300px, 36%) 1fr;
  gap: 22px;
  min-height: 650px;
}
.chatpane,
.detail,
.searchform,
.results {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 12px;
}
.chatpane {
  padding: 20px 16px;
  align-self: start;
}
.panehead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin: 12px 0;
}
.filters button {
  padding: 6px 9px;
  font-size: 12px;
  border: 0;
  background: var(--soft);
}
.filters button.active {
  background: var(--selected);
  color: var(--selected-text);
}
.list-actions {
  display: flex;
  justify-content: space-between;
}
.chatlist {
  max-height: 62vh;
  overflow: auto;
  margin: 0 -8px;
}
.chatrow {
  display: flex;
  align-items: center;
  gap: 10px;
  border-radius: 7px;
  margin: 3px 0;
  padding: 12px 10px;
}
.chatrow:hover,
.chatrow.active {
  background: var(--row-hover);
}
.chatrow input {
  flex-shrink: 0;
}
.chatname {
  border: 0;
  background: transparent;
  text-align: left;
  flex: 1;
  min-width: 0;
  padding: 0;
}
.chatname:hover {
  background: none;
}
.chatname strong {
  display: block;
  font-weight: 550;
  overflow-wrap: anywhere;
}
.chatname span {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-top: 5px;
}
.detail {
  padding: 28px 32px;
  min-width: 0;
}
.detail-title {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.badge {
  font-size: 11px;
  border-radius: 20px;
  padding: 6px 10px;
  background: var(--hover);
  color: var(--badge-text);
}
.block {
  border-top: 1px solid var(--border);
  padding-top: 22px;
  margin-top: 24px;
}
.checkline {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 12px 0;
}
.checkline input {
  flex-shrink: 0;
}
.topics {
  max-height: 210px;
  overflow: auto;
}
.topicrow {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
}
.topicrow label {
  flex: 1;
}
.topicrow button {
  font-size: 11px;
  padding: 5px 8px;
}
.rulebox {
  background: var(--rule);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 18px;
  margin-top: 12px;
}
.inherited-rule {
  opacity: 0.7;
}
.rulegrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.people {
  max-height: 180px;
  overflow: auto;
  margin-top: 10px;
}
.people label {
  padding: 5px 0;
}
.selected-people {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin: 18px 0 14px;
  background: var(--selected);
  overflow-wrap: anywhere;
}
.selected-people-list {
  max-height: 260px;
  overflow: auto;
  margin-top: 8px;
}
.selected-people .checkline {
  padding: 5px 0;
}
.selected-people p {
  margin: 8px 0 0;
}
.people-count {
  margin-top: 10px;
}
.empty {
  text-align: center;
  max-width: 400px;
  margin: 100px auto;
  color: var(--muted);
}
.empty span {
  font-size: 50px;
  color: var(--empty);
}
.empty h2 {
  margin-top: 20px;
  color: var(--heading);
}
.login {
  max-width: 560px;
  padding: 70px 25px;
  margin: 40px auto;
}
.login h1 {
  font-size: 48px;
  line-height: 1.1;
  margin: 18px 0 22px;
}
.login > p {
  color: var(--muted);
}
.login .primary {
  margin: 12px 0 20px;
}
.promise {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  font-size: 12px;
  margin-top: 38px;
}
.login a {
  color: var(--accent);
}
.account-setup {
  max-width: 860px;
}
.account-setup .primary {
  margin: 10px 0;
}
#account-qr-step {
  display: grid;
  grid-template-columns: 220px 1fr;
  align-items: center;
  gap: 24px;
  margin: 24px 0;
}
#account-qr {
  width: 220px;
  height: 220px;
  object-fit: contain;
  background: #fff;
  border: 12px solid #fff;
  border-radius: 12px;
}
#account-password-step {
  max-width: 420px;
  margin: 20px 0;
}
dialog {
  max-width: 680px;
  width: calc(100% - 32px);
  max-height: calc(100dvh - 48px);
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  color: var(--text);
}
dialog::backdrop {
  background: rgb(0 0 0 / 55%);
}
dialog form label {
  margin: 16px 0;
}
.feedback-item p {
  font-size: 13px;
}
.stats-values {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px 18px;
  font-size: 13px;
}
.stats-values dd {
  margin: 0;
  font-weight: 650;
}
.attachment-drop {
  padding: 0 14px 14px;
  border: 1px dashed var(--border);
  border-radius: 8px;
}
.attachment-drop.dragover {
  background: var(--selected);
  border-color: var(--accent);
}
.attachment-previews {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 12px;
}
.attachment-preview {
  display: grid;
  width: 120px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.attachment-preview img {
  width: 118px;
  height: 90px;
  object-fit: cover;
  background: var(--soft);
}
.attachment-preview button {
  border-radius: 0;
  font-size: 12px;
}
#code {
  font-size: 40px;
  letter-spacing: 0.25em;
  color: var(--accent);
  font-weight: 600;
}
.searchpage {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 22px;
}
.searchform,
.results {
  padding: 24px;
}
.searchform label {
  margin: 18px 0;
}
.result {
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}
.result:first-child {
  padding-top: 0;
}
.result-meta {
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: var(--muted);
}
.result p {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.result a {
  font-size: 12px;
  color: var(--accent);
}
footer {
  font-size: 11px;
  color: var(--muted);
  margin-top: 24px;
  line-height: 1.6;
}
#notice {
  padding: 13px 4vw;
  background: var(--notice);
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
#notice.error {
  background: var(--error);
  color: var(--error-text);
}
[hidden] {
  display: none !important;
}
@media (max-width: 900px) {
  .pagehead {
    align-items: start;
    flex-direction: column;
  }
  .layout {
    grid-template-columns: 300px 1fr;
  }
  .detail {
    padding: 22px 18px;
  }
  .rulegrid {
    grid-template-columns: 1fr;
  }
  .searchpage {
    grid-template-columns: 280px 1fr;
  }
  .toolbar {
    width: 100%;
    justify-content: space-between;
  }
  .brand span {
    display: none;
  }
  #connection {
    display: none;
  }
}
@media (max-width: 680px) {
  header {
    height: 60px;
  }
  #connection {
    font-size: 10px;
  }
  main#workspace {
    padding: 24px 16px;
  }
  .layout,
  .searchpage {
    grid-template-columns: 1fr;
  }
  .chatlist {
    max-height: 300px;
  }
  .empty {
    margin: 30px auto;
  }
  .detail {
    min-height: 250px;
  }
  h1 {
    font-size: 28px;
  }
  .login h1 {
    font-size: 40px;
  }
  .login {
    margin: 0 auto;
    padding-top: 55px;
  }
  .searchform,
  .results {
    padding: 20px;
  }
}

.avatar {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--selected);
  color: var(--selected-text);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.04em;
}
.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sort-label {
  margin-top: 12px;
  color: var(--muted);
  font-size: 11px;
}
.sort-label select {
  margin-top: 5px;
  font-size: 12px;
}
.commonpage {
  max-width: 1060px;
}
.commonpage .people {
  max-height: 270px;
}
.preview-reason {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 10px;
  overflow-wrap: anywhere;
}
.preview-coverage {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 20px;
  overflow-wrap: anywhere;
}
.preview-miss {
  opacity: 0.7;
}
.tabs {
  flex-wrap: wrap;
}
@media (max-width: 900px) {
  .commonpage {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 680px) {
  header {
    gap: 8px;
  }
  .brand {
    gap: 6px;
  }
  #connection {
    max-width: 95px;
  }
  #theme {
    font-size: 11px;
    white-space: nowrap;
  }
  .tabs {
    gap: 18px;
  }
  .tabs button {
    font-size: 12px;
  }
  .account-profile {
    flex-wrap: wrap;
    padding: 14px;
  }
  .account-identity {
    flex: 1;
  }
  .account-identity .eyebrow {
    font-size: 9px;
    letter-spacing: 0.08em;
  }
  #account-qr-step {
    grid-template-columns: 1fr;
  }
  #account-qr {
    margin: 0 auto;
  }
  #feedback-open {
    margin-left: auto;
    max-width: 94px;
    font-size: 11px;
  }
  #logout {
    font-size: 11px;
  }
  dialog {
    padding: 20px;
  }
}