:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --line: #dfe6e2;
  --ink: #17211d;
  --muted: #627067;
  --brand: #0f8f6f;
  --bg: #f5f7f4;
  --panel: #ffffff;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); overflow: hidden; }
button, input, textarea, select { font: inherit; }
button {
  border: 0;
  background: var(--brand);
  color: white;
  border-radius: 6px;
  padding: 10px 14px;
  cursor: pointer;
}
button:hover { filter: brightness(0.96); }
input, textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 10px;
  background: white;
  color: var(--ink);
}
input[type="color"] {
  width: 100%;
  height: 44px;
  padding: 4px;
  cursor: pointer;
}
input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
input[type="color"]::-webkit-color-swatch {
  border: 0;
  border-radius: 4px;
}
label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }

.hidden { display: none !important; }
.shell { min-height: 100vh; }
.login { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.panel {
  width: min(360px, 100%);
  display: grid;
  gap: 14px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}
.panel h1 { margin: 0 0 6px; }
.error { min-height: 20px; color: #b42318; margin: 0; }

.app {
  height: 100vh;
  min-height: 0;
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr) 320px;
  overflow: hidden;
}
.sidebar {
  border-right: 1px solid var(--line);
  background: var(--panel);
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr);
  min-height: 0;
  overflow: hidden;
}
.brand, .sitebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  border-bottom: 1px solid var(--line);
}
.brand h1 { margin: 0; font-size: 20px; }
.brand button, .sitebar button { background: #edf3ef; color: var(--ink); }
.switch { display: flex; align-items: center; gap: 8px; }
.switch input { width: auto; }
.setting-switch {
  justify-content: space-between;
  flex-direction: row-reverse;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: #f8fbf9;
  color: var(--ink);
}
.setting-switch input {
  appearance: none;
  width: 42px;
  height: 24px;
  border: 0;
  border-radius: 999px;
  padding: 0;
  background: #cbd6d0;
  position: relative;
  cursor: pointer;
}
.setting-switch input:before {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: white;
  content: "";
  transition: transform .16s ease;
}
.setting-switch input:checked { background: var(--brand); }
.setting-switch input:checked:before { transform: translateX(18px); }
.color-field input { margin-top: 2px; }
.list-tools {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: #fbfdfb;
}
.list-tools label { color: var(--muted); }

.conversation-list { overflow: auto; min-height: 0; }
.conversation-item {
  border: 0;
  border-bottom: 1px solid var(--line);
  background: white;
  color: var(--ink);
  border-radius: 0;
  padding: 10px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: start;
}
.conversation-item.active { background: #eaf6f1; }
.conversation-item.fresh { animation: pulse 1.2s ease-in-out 4; }
.conversation-item.unread { background: #fffdf4; }
.conversation-item.unread.active { background: #eaf6f1; }
.conversation-open {
  min-width: 0;
  text-align: left;
  display: grid;
  gap: 5px;
  border: 0;
  background: transparent;
  color: var(--ink);
  border-radius: 6px;
  padding: 2px;
}
.conversation-open:hover { filter: none; background: #f3f7f4; }
.row { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.visitor-row { min-width: 0; }
.visitor-name-wrap {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.visitor-name-wrap strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.visitor-name-wrap .online-dot {
  flex: 0 0 auto;
}
.unread-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #c9d4ce;
}
.conversation-item.unread .unread-dot {
  background: #ff3b30;
  box-shadow: 0 0 0 0 rgb(255 59 48 / 55%);
  animation: unreadPulse 1.25s ease-out infinite;
}
.status {
  font-size: 12px;
  color: white;
  background: #456257;
  border-radius: 999px;
  padding: 2px 8px;
}
.photo-count {
  flex: 0 0 auto;
  color: var(--brand);
  font-size: 12px;
}
.snippet, .preview, .meta { color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.visitor-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  color: var(--muted);
  font-size: 11px;
}
.visitor-facts span {
  max-width: 96px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  border: 1px solid #e4ebe6;
  border-radius: 999px;
  padding: 2px 6px;
  background: #f8fbf9;
}
.conversation-actions {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) 34px;
  gap: 6px;
}
.status-button {
  height: 34px;
  padding: 0 6px;
  font-size: 11px;
  background: #f4f7f5;
  color: var(--muted);
  border: 1px solid var(--line);
  white-space: nowrap;
}
.status-button.active {
  color: white;
  border-color: transparent;
}
.status-button.new.active { background: #2f9e44; }
.status-button.open.active { background: #2f80ed; }
.status-button.resolved.active { background: #68736c; }
.delete-chat {
  width: 34px;
  height: 34px;
  padding: 0;
  display: grid;
  place-items: center;
  background: #fff1f0;
  color: #b42318;
}
.delete-chat svg { width: 18px; height: 18px; fill: currentColor; }
.empty-list {
  margin: 0;
  padding: 18px 14px;
  color: var(--muted);
  font-size: 13px;
}

.conversation { display: grid; grid-template-rows: auto minmax(0, 1fr) auto auto; min-width: 0; min-height: 0; overflow: hidden; }
.conversation-header {
  min-height: 74px;
  max-height: 42vh;
  overflow: auto;
  padding: 14px 20px;
  background: white;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 20px;
}
.conversation-header h2 { margin: 0 0 5px; font-size: 20px; }
.conversation-header p { margin: 0; color: var(--muted); font-size: 13px; }
.conversation-header select { width: 150px; align-self: start; }
.visitor-head { width: 100%; min-width: 0; display: grid; gap: 7px; }
.visitor-title-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.visitor-title-row h2 { margin: 0; }
.country-pill {
  border: 1px solid #e4ebe6;
  border-radius: 999px;
  padding: 3px 8px;
  background: #f8fbf9;
  color: var(--muted);
  font-size: 12px;
}
.visitor-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}
.visitor-quick span {
  border: 1px solid #e4ebe6;
  border-radius: 999px;
  padding: 2px 7px;
  background: #f8fbf9;
}
.visitor-details {
  max-width: 980px;
  color: var(--muted);
  font-size: 12px;
}
.visitor-details summary {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  color: var(--ink);
}
.visitor-details summary::-webkit-details-marker { display: none; }
.visitor-details summary span {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--brand);
  color: white;
  font-size: 12px;
  font-weight: 700;
}
.visitor-detail-grid {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 5px 10px;
  margin-top: 8px;
}
.visitor-detail-grid span { color: var(--muted); }
.visitor-detail-grid a,
.history-list a {
  min-width: 0;
  color: var(--brand);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.visitor-detail-grid em {
  min-width: 0;
  color: var(--muted);
  font-style: normal;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.history-list {
  margin: 8px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 4px;
}
.history-list li {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}
.history-list small { color: var(--muted); }
.messages {
  overflow: auto;
  min-height: 0;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.visitor-panel {
  min-height: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  border-left: 1px solid var(--line);
  background: var(--panel);
}
.visitor-panel header {
  padding: 14px;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
}
.visitor-panel h2 { margin: 0; font-size: 18px; }
.visitor-panel header span { color: var(--muted); font-size: 12px; }
.visitor-filter-toggle {
  height: 30px;
  padding: 0 9px;
  border: 1px solid var(--line);
  background: #f8fbf9;
  color: var(--muted);
  font-size: 12px;
}
.visitor-filter-toggle.active {
  background: #eaf6f1;
  color: var(--brand);
  border-color: #c7e8dc;
}
.visitor-list {
  min-height: 0;
  overflow: auto;
}
.visitor-card {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  background: white;
}
.visitor-card.bot { opacity: .68; }
.visitor-card.clickable { cursor: pointer; }
.visitor-card.clickable:hover { background: #f8fbf9; }
.visitor-card-head {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 10px;
  gap: 9px;
  align-items: center;
  margin-bottom: 7px;
}
.visitor-card-head strong,
.visitor-card-head small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.visitor-card-head small { color: var(--muted); font-size: 12px; margin-top: 2px; }
.visitor-avatar {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #eaf6f1;
  color: var(--brand);
  font-weight: 800;
  font-size: 13px;
}
.online-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #2f9e44;
  box-shadow: 0 0 0 4px rgb(47 158 68 / 14%);
}
.visitor-compact-meta {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  color: var(--muted);
  font-size: 12px;
}
.visitor-compact-meta span {
  flex: 0 0 auto;
  max-width: 72px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.visitor-page,
.visitor-referrer {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
}
.visitor-page { margin-top: 6px; }
.visitor-referrer {
  margin-top: 3px;
  color: var(--muted);
}
.visitor-card a { color: var(--ink); text-decoration: none; }
.visitor-card a:hover { color: var(--brand); text-decoration: underline; }
.message {
  max-width: min(680px, 86%);
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: white;
}
.message.admin { align-self: flex-end; background: #ecf8f3; border-color: #c7e8dc; }
.message .by { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.message p { margin: 0; white-space: pre-wrap; }
.message a { color: var(--brand); display: inline-block; margin-top: 6px; }
.attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.photo-preview {
  width: min(340px, 100%);
  display: grid;
  gap: 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  color: var(--ink);
  overflow: hidden;
  text-align: left;
  margin: 0;
}
.photo-open {
  width: 100%;
  min-height: 80px;
  max-height: 360px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: #edf3ef;
  color: var(--ink);
}
.photo-open img {
  max-width: 100%;
  height: auto;
  max-height: 360px;
  width: auto;
  object-fit: contain;
  display: block;
  background: #edf3ef;
}
.photo-preview figcaption {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 30px;
  gap: 6px;
  align-items: center;
  padding: 6px 7px;
}
.photo-preview figcaption span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--muted);
  font-size: 12px;
}
.photo-delete {
  width: 30px;
  height: 30px;
  padding: 0;
  display: grid;
  place-items: center;
  background: #fff1f0;
  color: #b42318;
}
.photo-delete svg { width: 16px; height: 16px; fill: currentColor; }
.photo-modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 24px;
}
.photo-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  border-radius: 0;
  background: rgb(0 0 0 / 72%);
}
.photo-modal figure {
  position: relative;
  z-index: 1;
  margin: 0;
  max-width: min(1100px, 94vw);
  max-height: 90vh;
  display: grid;
  gap: 8px;
}
.photo-modal img {
  max-width: 100%;
  max-height: 82vh;
  object-fit: contain;
  border-radius: 8px;
  background: white;
}
.photo-modal figcaption {
  color: white;
  text-align: center;
  font-size: 13px;
}
.photo-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: 50%;
  background: rgb(0 0 0 / 54%);
}
.typing { padding: 0 20px 10px; color: var(--brand); font-size: 13px; }
.reply {
  display: grid;
  gap: 8px;
  padding: 14px;
  background: white;
  border-top: 1px solid var(--line);
}
.reply.dragging {
  box-shadow: inset 0 0 0 2px var(--brand);
  background: #edf8f3;
}
.reply-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 44px 88px;
  gap: 8px;
  align-items: stretch;
}
.reply-composer textarea { min-height: 72px; resize: vertical; }
.reply-icon-button {
  min-height: 72px;
  width: 100%;
  display: grid;
  place-items: center;
  border-radius: 6px;
  padding: 0;
  cursor: pointer;
}
.reply-icon-button svg {
  width: 21px;
  height: 21px;
  fill: currentColor;
}
.attach-button {
  border: 1px solid var(--line);
  background: #f8fbf9;
  color: var(--muted);
}
.attach-button:hover { background: #edf3ef; color: var(--ink); }
.attach-button input { display: none; }
.send-button {
  border: 0;
  background: var(--brand);
  color: white;
}
.send-button svg {
  width: 26px;
  height: 26px;
  transform: translateX(1px);
}
.reply-attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.reply-chip {
  max-width: 100%;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f8fbf9;
  padding: 5px 5px 5px 9px;
  font-size: 12px;
}
.reply-chip span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 240px;
}
.reply-chip button {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  padding: 0;
  background: #e8eee9;
  color: var(--ink);
}

.settings {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(430px, 100%);
  overflow: auto;
  background: white;
  border-left: 1px solid var(--line);
  padding: 16px;
  box-shadow: -12px 0 30px rgb(0 0 0 / 12%);
}
.settings-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.settings h2 { margin: 0 0 12px; }
.settings h3 { margin: 20px 0 8px; }
.settings form { display: grid; gap: 12px; }
pre {
  white-space: pre-wrap;
  overflow: auto;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7faf8;
}

@keyframes pulse {
  0%, 100% { background: white; }
  50% { background: #dff7eb; }
}

@keyframes unreadPulse {
  0% { box-shadow: 0 0 0 0 rgb(255 59 48 / 55%); }
  70% { box-shadow: 0 0 0 8px rgb(255 59 48 / 0%); }
  100% { box-shadow: 0 0 0 0 rgb(255 59 48 / 0%); }
}

@media (max-width: 820px) {
  body { overflow: auto; }
  .app { height: auto; min-height: 100vh; grid-template-columns: 1fr; overflow: visible; }
  .sidebar { height: 42vh; border-right: 0; border-bottom: 1px solid var(--line); }
  .conversation { height: 58vh; }
  .visitor-panel { display: none; }
}