:root {
  color-scheme: light;
  --bg: #f4f6fb;
  --panel: #ffffff;
  --panel-soft: #f8f9fd;
  --text: #172033;
  --muted: #7d879d;
  --line: #e7eaf2;
  --primary: #536dfe;
  --primary-dark: #4059e8;
  --primary-soft: #edf0ff;
  --danger: #ef476f;
  --danger-soft: #fff0f4;
  --success: #19b67a;
  --warning: #f4a62a;
  --shadow: 0 14px 34px rgba(37, 47, 79, 0.08);
  --radius: 16px;
}

body.dark {
  color-scheme: dark;
  --bg: #10131b;
  --panel: #181d29;
  --panel-soft: #202634;
  --text: #edf0f8;
  --muted: #9aa4b8;
  --line: #2b3344;
  --primary: #7185ff;
  --primary-dark: #8b9bff;
  --primary-soft: #252e55;
  --danger-soft: #43222d;
  --shadow: 0 16px 36px rgba(0, 0, 0, 0.26);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-width: 320px;
  min-height: 100%;
  margin: 0;
}

body {
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  font-size: 14px;
  transition: background 0.2s ease, color 0.2s ease;
}

button,
input,
textarea,
select {
  color: inherit;
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

input,
textarea,
select {
  outline: none;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 14%, transparent);
}

.hidden {
  display: none !important;
}

.login-view {
  position: relative;
  display: grid;
  min-height: 100vh;
  place-items: center;
  overflow: hidden;
  padding: 24px;
  background:
    radial-gradient(circle at 8% 12%, rgba(83, 109, 254, 0.16), transparent 34%),
    radial-gradient(circle at 92% 85%, rgba(255, 71, 117, 0.13), transparent 32%),
    linear-gradient(135deg, #f8f9ff, #f3f5fb);
}

body.dark .login-view {
  background:
    radial-gradient(circle at 8% 12%, rgba(83, 109, 254, 0.24), transparent 34%),
    radial-gradient(circle at 92% 85%, rgba(255, 71, 117, 0.15), transparent 32%),
    #10131b;
}

.login-decoration {
  position: absolute;
  border: 1px solid rgba(83, 109, 254, 0.16);
  border-radius: 50%;
}

.decoration-one {
  width: 420px;
  height: 420px;
  top: -180px;
  right: -100px;
}

.decoration-two {
  width: 300px;
  height: 300px;
  bottom: -120px;
  left: -80px;
}

.login-card {
  z-index: 1;
  width: min(420px, 100%);
  padding: 42px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 28px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  box-shadow: 0 28px 80px rgba(46, 57, 93, 0.16);
  text-align: center;
  backdrop-filter: blur(20px);
}

.brand-mark,
.brand-logo {
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, #ff476f, #ff7b71);
  color: white;
  font-weight: 800;
  box-shadow: 0 8px 22px rgba(255, 71, 111, 0.28);
}

.brand-mark {
  width: 58px;
  height: 58px;
  margin: 0 auto 18px;
  font-size: 24px;
}

.login-card h1 {
  margin: 0;
  font-size: 27px;
  letter-spacing: -0.5px;
}

.login-card > p {
  margin: 10px 0 30px;
  color: var(--muted);
}

.login-card form {
  display: grid;
  gap: 17px;
  text-align: left;
}

.login-card label,
.field-label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.login-card input,
.field-label input,
.field-label textarea,
.field-label select,
.modal-form input,
.modal-form textarea,
.modal-form select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--panel-soft);
  padding: 12px 13px;
  color: var(--text);
  transition: 0.2s ease;
}

.login-footnote {
  margin-top: 22px;
  color: var(--muted);
  font-size: 11px;
}

.primary-button,
.soft-button,
.icon-button,
.tool-button,
.nav-button {
  border: 0;
  transition: 0.18s ease;
}

.primary-button {
  min-height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), #6c63ef);
  color: white;
  padding: 0 18px;
  font-weight: 700;
  box-shadow: 0 7px 18px rgba(83, 109, 254, 0.2);
}

.primary-button:hover {
  transform: translateY(-1px);
  filter: brightness(1.04);
}

.full-button {
  width: 100%;
}

.small-button {
  min-height: 34px;
  padding: 0 13px;
  font-size: 13px;
}

.danger-button {
  border: 0;
  border-radius: 9px;
  background: var(--danger-soft);
  color: var(--danger);
  padding: 8px 12px;
  font-weight: 650;
}

.soft-button {
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel-soft);
  color: var(--muted);
  padding: 8px 12px;
}

.soft-button:hover,
.tool-button:hover,
.icon-button:hover {
  background: var(--primary-soft);
  color: var(--primary);
}

.app-view {
  min-height: 100vh;
}

.topbar {
  position: relative;
  z-index: 20;
  display: grid;
  height: 68px;
  grid-template-columns: 250px 1fr auto;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  padding: 0 20px;
  box-shadow: 0 2px 12px rgba(37, 47, 79, 0.04);
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 11px;
}

.brand-logo {
  width: 39px;
  height: 39px;
  border-radius: 11px;
}

.topbar-brand strong {
  display: block;
  font-size: 15px;
}

.topbar-brand small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.top-nav {
  display: flex;
  align-self: stretch;
  justify-content: center;
  gap: 6px;
}

.nav-button {
  position: relative;
  min-width: 100px;
  background: transparent;
  color: var(--muted);
  font-weight: 650;
}

.nav-button::after {
  position: absolute;
  right: 22px;
  bottom: 0;
  left: 22px;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: var(--primary);
  content: "";
  opacity: 0;
  transform: scaleX(0.4);
  transition: 0.18s ease;
}

.nav-button:hover,
.nav-button.active {
  color: var(--primary);
}

.nav-button.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.topbar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.status-pill {
  border-radius: 999px;
  background: color-mix(in srgb, var(--success) 10%, transparent);
  color: var(--success);
  padding: 7px 11px;
  font-size: 12px;
  font-weight: 700;
}

.live-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 5px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--success) 14%, transparent);
}

.icon-button {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 9px;
  background: var(--panel-soft);
  color: var(--muted);
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 9px;
  border-left: 1px solid var(--line);
  padding-left: 13px;
  font-size: 13px;
  font-weight: 650;
}

.user-chip button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
}

.page-view {
  height: calc(100vh - 68px);
}

.workspace-view {
  display: grid;
  grid-template-columns: 245px 310px minmax(430px, 1fr);
  overflow: hidden;
  background: var(--line);
  gap: 1px;
}

.workspace-view.details-open {
  grid-template-columns: 225px 285px minmax(400px, 1fr) 280px;
}

.panel {
  min-width: 0;
  overflow: hidden;
  background: var(--panel);
}

.account-panel,
.conversation-panel,
.details-panel {
  display: flex;
  flex-direction: column;
}

.panel-heading {
  display: flex;
  min-height: 69px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding: 14px 16px;
}

.panel-heading h2 {
  margin: 0;
  font-size: 15px;
}

.panel-heading span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
}

.account-filters {
  display: grid;
  gap: 8px;
  padding: 12px 12px 8px;
}

.account-filters select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel-soft);
  padding: 9px 10px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel-soft);
  padding: 0 10px;
  color: var(--muted);
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 12%, transparent);
}

.search-box input {
  width: 100%;
  height: 36px;
  border: 0;
  background: transparent;
  box-shadow: none !important;
}

.all-accounts {
  display: flex;
  min-height: 50px;
  align-items: center;
  gap: 9px;
  margin: 4px 10px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  padding: 0 10px;
  color: var(--text);
  text-align: left;
}

.all-accounts:hover,
.all-accounts.active {
  background: var(--primary-soft);
  color: var(--primary);
}

.all-icon {
  display: grid;
  width: 29px;
  height: 29px;
  place-items: center;
  border-radius: 8px;
  background: var(--primary);
  color: white;
  font-size: 11px;
}

.badge {
  min-width: 21px;
  margin-left: auto;
  border-radius: 999px;
  background: var(--danger);
  color: white;
  padding: 2px 6px;
  font-size: 10px;
  text-align: center;
}

.badge.zero {
  display: none;
}

.account-list,
.conversation-list,
.message-list,
.config-list {
  overflow: auto;
  scrollbar-color: color-mix(in srgb, var(--muted) 30%, transparent) transparent;
  scrollbar-width: thin;
}

.account-list,
.conversation-list {
  flex: 1;
}

.account-item,
.conversation-item {
  position: relative;
  display: flex;
  align-items: center;
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
  transition: background 0.16s ease;
}

.account-item {
  width: calc(100% - 20px);
  gap: 10px;
  margin: 2px 10px;
  border-radius: 11px;
  padding: 10px;
}

.conversation-item {
  width: 100%;
  gap: 11px;
  border-bottom: 1px solid var(--line);
  padding: 13px 14px;
}

.account-item:hover,
.account-item.active,
.conversation-item:hover,
.conversation-item.active {
  background: var(--primary-soft);
}

.avatar {
  position: relative;
  display: grid;
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  place-items: center;
  overflow: hidden;
  border-radius: 50%;
  background: linear-gradient(135deg, #b5c0ff, #e1d7ff);
  color: #4052bd;
  font-weight: 800;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-large {
  width: 43px;
  height: 43px;
}

.avatar-xl {
  width: 68px;
  height: 68px;
  font-size: 22px;
}

.account-copy,
.conversation-copy {
  min-width: 0;
  flex: 1;
}

.account-copy strong,
.conversation-top strong {
  display: block;
  overflow: hidden;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account-copy small,
.conversation-copy p {
  display: block;
  overflow: hidden;
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.online-indicator {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 10px;
  height: 10px;
  border: 2px solid var(--panel);
  border-radius: 50%;
  background: var(--muted);
}

.online-indicator.connected {
  background: var(--success);
}

.conversation-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--line);
  padding: 8px 12px 0;
}

.conversation-tab {
  height: 38px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  font-weight: 650;
}

.conversation-tab.active {
  border-color: var(--primary);
  color: var(--primary);
}

.conversation-search {
  margin: 10px 12px;
}

.switch-label {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--muted);
  font-size: 11px;
}

.switch-label span {
  margin: 0;
}

.conversation-top {
  display: flex;
  align-items: center;
  gap: 8px;
}

.conversation-time {
  margin-left: auto;
  color: var(--muted);
  font-size: 10px;
  font-weight: 400;
}

.conversation-meta {
  display: flex;
  align-items: center;
  gap: 6px;
}

.conversation-meta .badge {
  margin-left: auto;
}

.account-tag {
  display: inline-block;
  max-width: 90px;
  overflow: hidden;
  border-radius: 5px;
  background: var(--panel-soft);
  color: var(--muted);
  padding: 2px 5px;
  font-size: 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-panel {
  min-width: 0;
}

.chat-active {
  display: grid;
  height: 100%;
  grid-template-rows: 69px minmax(0, 1fr) auto;
}

.chat-header {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding: 11px 17px;
}

.contact-heading {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 11px;
}

.contact-heading h2 {
  overflow: hidden;
  margin: 0;
  font-size: 15px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.contact-heading p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 11px;
}

.chat-header-actions {
  display: flex;
  gap: 7px;
}

.message-list {
  padding: 18px;
  background:
    radial-gradient(circle at 30% 25%, color-mix(in srgb, var(--primary) 4%, transparent), transparent 32%),
    var(--panel-soft);
}

.message-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 12px 0;
}

.message-row.outgoing {
  flex-direction: row-reverse;
}

.message-row .avatar {
  width: 30px;
  height: 30px;
  font-size: 11px;
}

.message-body {
  display: flex;
  max-width: min(68%, 640px);
  flex-direction: column;
}

.outgoing .message-body {
  align-items: flex-end;
}

.sender-name {
  margin: 0 5px 4px;
  color: var(--muted);
  font-size: 10px;
}

.message-bubble {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 5px 15px 15px;
  background: var(--panel);
  box-shadow: 0 3px 9px rgba(25, 33, 55, 0.04);
}

.message-row.outgoing .message-bubble {
  border-color: transparent;
  border-radius: 15px 5px 15px 15px;
  background: var(--primary);
  color: white;
}

.message-text {
  margin: 0;
  padding: 10px 13px;
  line-height: 1.6;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.message-image {
  display: block;
  max-width: 280px;
  max-height: 300px;
  object-fit: contain;
}

.message-card {
  display: block;
  width: 280px;
  color: inherit;
  text-decoration: none;
}

.message-card img {
  display: block;
  width: 100%;
  max-height: 150px;
  object-fit: cover;
}

.message-card-copy {
  padding: 11px 13px;
}

.message-card-copy strong {
  display: block;
  margin-bottom: 5px;
}

.message-card-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.outgoing .message-card-copy p {
  color: rgba(255, 255, 255, 0.8);
}

.message-meta {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 4px 5px 0;
}

.outgoing .message-meta {
  justify-content: flex-end;
}

.message-time {
  color: var(--muted);
  font-size: 9px;
}

.message-status {
  color: var(--muted);
  font-size: 9px;
}

.message-status.status-pending,
.message-status.status-processing {
  color: #d97706;
}

.message-status.status-sent {
  color: #16a34a;
}

.message-status.status-failed {
  color: #dc2626;
  font-weight: 700;
}

.date-divider {
  margin: 17px 0;
  color: var(--muted);
  font-size: 10px;
  text-align: center;
}

.date-divider span {
  border-radius: 999px;
  background: color-mix(in srgb, var(--muted) 10%, transparent);
  padding: 4px 9px;
}

.composer {
  border-top: 1px solid var(--line);
  background: var(--panel);
  padding: 10px 14px 12px;
}

.composer-tools {
  display: flex;
  align-items: center;
  gap: 5px;
}

.tool-button {
  display: inline-flex;
  min-height: 31px;
  align-items: center;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  padding: 0 9px;
  font-size: 12px;
}

.upload-label input {
  display: none;
}

.composer textarea {
  width: 100%;
  min-height: 70px;
  resize: none;
  border: 0;
  background: transparent;
  padding: 10px 5px 5px;
  box-shadow: none !important;
  line-height: 1.55;
}

.composer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.composer-bottom span {
  color: var(--muted);
  font-size: 10px;
}

.empty-state {
  display: grid;
  place-items: center;
  color: var(--muted);
  padding: 32px 18px;
  text-align: center;
}

.empty-state h3 {
  margin: 10px 0 5px;
  color: var(--text);
  font-size: 15px;
}

.empty-state p {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
}

.large-empty {
  height: 100%;
  align-content: center;
}

.empty-icon {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border-radius: 20px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 23px;
}

.details-panel {
  border-left: 1px solid var(--line);
  padding-bottom: 16px;
}

.customer-profile {
  padding: 25px 18px;
  text-align: center;
}

.customer-profile .avatar {
  margin: auto;
}

.customer-profile h3 {
  margin: 10px 0 4px;
}

.customer-profile span {
  color: var(--muted);
  font-size: 11px;
}

.details-panel .field-label,
.details-panel .check-row,
.details-panel > .primary-button {
  margin: 0 16px 15px;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 12px;
}

.management-view {
  overflow: auto;
  padding: 28px clamp(18px, 4vw, 54px) 50px;
}

.management-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.management-header h1 {
  margin: 0;
  font-size: 24px;
}

.management-header p {
  margin: 7px 0 0;
  color: var(--muted);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(130px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.stat-card {
  display: grid;
  min-height: 112px;
  align-content: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 18px;
  box-shadow: var(--shadow);
}

.stat-card span {
  color: var(--muted);
}

.stat-card strong {
  font-size: 29px;
}

.stat-card.highlight {
  border: 0;
  background: linear-gradient(135deg, #536dfe, #7d64eb);
  color: white;
}

.stat-card.highlight span {
  color: rgba(255, 255, 255, 0.78);
}

.table-card,
.config-card,
.webhook-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.table-card {
  overflow: auto;
}

table {
  width: 100%;
  min-width: 880px;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 14px 16px;
  text-align: left;
}

th {
  background: var(--panel-soft);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}

td {
  font-size: 12px;
}

tbody tr:last-child td {
  border-bottom: 0;
}

.table-account {
  display: flex;
  align-items: center;
  gap: 8px;
}

.table-account .avatar {
  width: 31px;
  height: 31px;
  font-size: 11px;
}

.status-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border-radius: 999px;
  background: var(--panel-soft);
  color: var(--muted);
  padding: 5px 8px;
  font-size: 10px;
}

.status-label.connected {
  background: color-mix(in srgb, var(--success) 10%, transparent);
  color: var(--success);
}

.table-actions {
  display: flex;
  gap: 6px;
}

.text-button {
  border: 0;
  background: transparent;
  color: var(--primary);
  padding: 4px;
  font-size: 12px;
}

.text-button.danger {
  color: var(--danger);
}

.config-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.config-card {
  min-height: 420px;
  padding: 20px;
}

.config-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.config-title h2,
.webhook-card h2 {
  margin: 0;
  font-size: 17px;
}

.config-title p,
.webhook-card p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.config-list {
  max-height: 470px;
}

.config-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  border-top: 1px solid var(--line);
  padding: 14px 4px;
}

.config-item-copy {
  min-width: 0;
}

.config-item strong {
  display: block;
  margin-bottom: 5px;
}

.config-item p {
  overflow: hidden;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.config-item img {
  width: 52px;
  height: 52px;
  margin-right: 8px;
  border-radius: 8px;
  object-fit: cover;
}

.config-card-preview {
  display: flex;
  min-width: 0;
}

.webhook-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  margin-top: 18px;
  padding: 20px;
}

.webhook-card code {
  flex: 0 0 auto;
  border-radius: 9px;
  background: var(--panel-soft);
  color: var(--primary);
  padding: 10px 13px;
}

.modal-backdrop {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: grid;
  place-items: center;
  overflow: auto;
  background: rgba(18, 23, 37, 0.48);
  padding: 20px;
  backdrop-filter: blur(4px);
}

.modal {
  width: min(520px, 100%);
  max-height: calc(100vh - 40px);
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.24);
}

.modal-wide {
  width: min(680px, 100%);
}

.modal-header,
.modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 19px;
}

.modal-header {
  border-bottom: 1px solid var(--line);
}

.modal-header h3 {
  margin: 0;
}

.modal-footer {
  justify-content: flex-end;
  border-top: 1px solid var(--line);
}

.modal-body {
  padding: 19px;
}

.modal-form {
  display: grid;
  gap: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 13px;
}

.choice-list {
  display: grid;
  max-height: 430px;
  gap: 9px;
  overflow: auto;
}

.choice-item {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--panel-soft);
  color: var(--text);
  padding: 12px 13px;
  text-align: left;
}

.choice-item:hover {
  border-color: var(--primary);
  background: var(--primary-soft);
}

.choice-item strong {
  display: block;
  margin-bottom: 4px;
}

.choice-item p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.emoji-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 6px;
}

.emoji-grid button {
  display: grid;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel-soft);
  font-size: 20px;
}

.popover {
  position: fixed;
  z-index: 90;
  width: min(360px, calc(100vw - 24px));
  max-height: 420px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--panel);
  padding: 10px;
  box-shadow: 0 16px 50px rgba(27, 35, 58, 0.2);
}

.toast-root {
  position: fixed;
  z-index: 200;
  top: 82px;
  right: 18px;
  display: grid;
  width: min(340px, calc(100vw - 36px));
  gap: 8px;
}

.toast {
  border: 1px solid var(--line);
  border-left: 4px solid var(--primary);
  border-radius: 11px;
  background: var(--panel);
  padding: 12px 14px;
  box-shadow: var(--shadow);
  animation: toast-in 0.22s ease;
}

.toast.error {
  border-left-color: var(--danger);
}

.toast.success {
  border-left-color: var(--success);
}

.toast strong {
  display: block;
  margin-bottom: 3px;
  font-size: 12px;
}

.toast span {
  color: var(--muted);
  font-size: 11px;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
}

@media (max-width: 1180px) {
  .workspace-view {
    position: relative;
    grid-template-columns: 210px 280px minmax(390px, 1fr);
  }

  .workspace-view.details-open {
    grid-template-columns: 210px 280px minmax(390px, 1fr);
  }

  .workspace-view .details-panel:not(.hidden) {
    position: absolute;
    z-index: 12;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    box-shadow: -16px 0 34px rgba(24, 32, 54, 0.12);
  }

  .topbar {
    grid-template-columns: 220px 1fr auto;
  }

  .status-pill {
    display: none;
  }
}

@media (max-width: 900px) {
  body {
    overflow: auto;
  }

  .topbar {
    position: sticky;
    top: 0;
    height: auto;
    min-height: 62px;
    grid-template-columns: 1fr auto;
    padding: 9px 12px;
  }

  .topbar-brand small,
  .user-chip > span {
    display: none;
  }

  .top-nav {
    position: fixed;
    z-index: 60;
    right: 0;
    bottom: 0;
    left: 0;
    height: 58px;
    border-top: 1px solid var(--line);
    background: var(--panel);
    box-shadow: 0 -5px 18px rgba(30, 38, 63, 0.08);
  }

  .nav-button {
    flex: 1;
    min-width: 0;
    font-size: 12px;
  }

  .nav-button::after {
    top: 0;
    bottom: auto;
  }

  .page-view {
    height: calc(100vh - 62px - 58px);
  }

  .workspace-view,
  .workspace-view.details-open {
    position: relative;
    display: block;
  }

  .account-panel,
  .conversation-panel,
  .chat-panel,
  .details-panel {
    position: absolute;
    inset: 0;
    display: none;
  }

  .workspace-view.mobile-accounts .account-panel,
  .workspace-view.mobile-conversations .conversation-panel,
  .workspace-view.mobile-chat .chat-panel,
  .workspace-view.mobile-details .details-panel {
    display: flex;
  }

  .workspace-view.mobile-chat .chat-panel {
    display: block;
  }

  .details-panel {
    width: auto !important;
    border: 0;
    box-shadow: none !important;
  }

  .mobile-back {
    display: inline-grid !important;
  }

  .management-view {
    height: auto;
    min-height: calc(100vh - 62px - 58px);
    padding: 20px 14px 80px;
  }

  .stat-grid,
  .config-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 901px) {
  .mobile-back {
    display: none !important;
  }
}

@media (max-width: 600px) {
  .login-card {
    padding: 30px 23px;
  }

  .stat-grid,
  .config-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .management-header {
    align-items: flex-start;
    gap: 12px;
  }

  .management-header h1 {
    font-size: 21px;
  }

  .webhook-card {
    align-items: flex-start;
    flex-direction: column;
  }

  .webhook-card code {
    width: 100%;
    overflow: auto;
  }

  .chat-header-actions .soft-button:first-child {
    display: none;
  }

  .message-body {
    max-width: 82%;
  }

  .composer-hint {
    display: none;
  }

  .emoji-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}