/* Telegram Scraper WebUI — single solid design system (opaque solid colors only).
   One cascade layer. Opaque hex palette. Two radii levels + badge-only pill. */

:root {
  color-scheme: dark;

  /* Core opaque palette */
  --bg: #0c0c0d;
  --panel: #141414;
  --panel-alt: #0f0f10;
  --inset: #0e0e0e;
  --border: #3a3a3a;
  --border-strong: #4a4a4a;
  --text: #f2f2f2;
  --dim: #a8a8a8;
  --muted: #8f8f8f;
  --accent: #f1f1f1;
  --accent-ink: #111111;
  --link: #6ea8fe;
  --danger: #ff6b6b;
  --danger-border: #7a2e2e;
  --danger-bg: #2a1212;
  --danger-bg-hover: #3a1616;
  --ok: #65e6a4;
  --warn: #f6c969;
  --info: #8ec7ff;

  /* Viewer bubbles (out of redesign scope — kept, opaque hex) */
  --bubble-own: #0f1c3f;
  --bubble-other: #111111;

  /* Radii: panel/dialog/toast 10px, controls 8px, badges 999px only */
  --radius-panel: 10px;
  --radius-control: 8px;
  --radius-badge: 999px;

  /* Gutters */
  --gutter: 18px;
  --gap: 16px;

  --font-ui: Inter, 'SF Pro Display', 'Helvetica Neue', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;

  /* Legacy aliases (single system — all map to opaque tokens) */
  --bg-color: var(--bg);
  --panel-solid: var(--panel);
  --text-color: var(--text);
  --line: var(--border);
  --accent-hover: #ffffff;
  --accent-soft: #1c1c1d;
  --accent-line: var(--border-strong);
  --accent-2: #d8d8d8;

  --sidebar-width: 244px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

h2 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

p {
  margin: 0;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

code,
pre,
input,
button,
select {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 2px;
}

/* Type scale */
.eyebrow,
.section-title {
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.muted {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.small {
  font-size: 12px;
  line-height: 1.5;
}

/* ---------- App shell / sidebar / content ---------- */

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  width: 100vw;
  max-width: 100vw;
  min-width: 0;
  min-height: 100vh;
  height: 100vh;
  overflow: hidden;
}

.sidebar {
  width: var(--sidebar-width);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: var(--gutter) 12px;
  background: var(--panel-alt);
  border-right: 1px solid var(--border);
}

.content {
  overflow-y: auto;
  min-width: 0;
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding: 20px 20px 28px;
}

.brand-block {
  position: relative;
  display: block;
  min-height: 62px;
  padding: 5px 9px 14px;
}

.brand-icon {
  position: absolute;
  top: 9px;
  left: 9px;
  width: 27px;
  height: 27px;
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand-block .eyebrow {
  margin: 0 0 3px 37px;
}

.brand-block h1 {
  margin-left: 37px;
}

.brand-block .muted {
  margin: 8px 0 0 37px;
  max-width: 30ch;
}

/* ---------- Navigation ---------- */

.nav-links,
.jobs-list,
.continuous-form {
  display: grid;
  gap: 10px;
}

.nav-links {
  gap: 5px;
  margin: 6px 0 0;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 45px;
  padding: 0 13px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--dim);
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
}

.nav-link:hover {
  background: #1c1c1d;
  border-color: var(--border);
  color: var(--text);
  text-decoration: none;
}

.nav-link.active {
  background: #202020;
  border-color: transparent;
  color: var(--text);
}

.nav-icon {
  display: inline-grid;
  flex: 0 0 20px;
  width: 20px;
  height: 20px;
  place-items: center;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  font-size: 17px;
  line-height: 1;
}

/* ---------- Sidebar status cards ---------- */

.status-card {
  display: grid;
  gap: 12px;
  align-content: start;
  margin-top: 20px;
  padding: 15px 10px 5px;
  background: transparent;
  border: 0;
  border-top: 1px solid var(--border);
}

.status-card:first-of-type {
  margin-top: auto;
}

.status-card .section-title,
.status-card p,
.status-card .status-badge {
  margin-top: 0;
  margin-bottom: 0;
}

.status-card .button {
  width: 100%;
}

.status-badge {
  display: inline-flex;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-badge);
  background: var(--inset);
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
}

/* ---------- Topbar ---------- */

.dashboard-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 58px;
  margin: -20px -20px 16px;
  padding: 0 20px;
  border-bottom: 1px solid var(--border);
}

.dashboard-title,
.runtime-status {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-size: 14px;
  font-weight: 650;
}

.dashboard-title {
  gap: 22px;
}

.menu-icon {
  color: var(--dim);
  font-size: 21px;
  font-weight: 400;
}

.runtime-status {
  gap: 13px;
  color: var(--dim);
  font-size: 12px;
  font-weight: 500;
}

.runtime-status i {
  width: 1px;
  height: 17px;
  background: var(--border-strong);
}

.runtime-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
}

.runtime-clock::before {
  content: '◷';
  color: var(--dim);
  font-size: 17px;
}

/* ---------- Tabs ---------- */

.content-tabs,
.account-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: var(--gap);
  padding-bottom: 0;
  border-bottom: 0;
}

.account-tabs {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

#account-tabs:empty {
  display: none;
}

.content-tab,
.account-tab {
  min-height: 36px;
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--panel-alt);
  color: var(--dim);
  font-size: 13px;
  cursor: pointer;
}

.content-tab:first-child,
.account-tab:first-child {
  border-radius: var(--radius-control) 0 0 var(--radius-control);
}

.content-tab + .content-tab,
.account-tab + .account-tab {
  margin-left: -1px;
}

.content-tab:last-child,
.account-tab:last-child {
  border-radius: 0 var(--radius-control) var(--radius-control) 0;
}

.content-tab:hover,
.account-tab:hover {
  background: #1c1c1d;
  color: var(--text);
}

.content-tab.active,
.account-tab.active {
  position: relative;
  z-index: 1;
  border-color: var(--border-strong);
  background: #202020;
  color: var(--text);
}

.account-tab .account-tab-status {
  font-size: 12px;
  color: var(--muted);
}

.account-tab .account-tab-status.ok {
  color: var(--ok);
}

.account-tab .account-tab-status.errored {
  color: var(--danger);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.account-panel {
  display: block;
}

.account-panel.hidden {
  display: none;
}

/* ---------- Panels (single level: border + bg + radius only here) ---------- */

.panel,
.stat-panel,
.job-card,
.message-card,
.settings-dialog {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
}

.panel {
  margin-bottom: var(--gap);
  padding: 0;
  overflow: hidden;
}

.panel-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: var(--gap);
}

.settings-health-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.panel-header,
.dialog-header,
.job-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
}

.panel-header {
  min-height: 52px;
  padding: 14px var(--gutter);
  border-bottom: 1px solid var(--border);
}

/* Panel subtitles are always visible (muted returns) */
.panel-header .muted {
  display: block;
  margin: 4px 0 0;
}

/* Single body wrapper: the only padded content zone inside .panel */
.panel-body {
  display: grid;
  gap: 12px;
  padding: 0 var(--gutter) var(--gutter);
}

.panel-body:first-child {
  padding-top: var(--gutter);
}

.panel-header + .panel-body {
  padding-top: var(--gutter);
}

.panel-body > *:first-child {
  margin-top: 0;
}

/* Stat panels keep their own padding (no header/body split) */
.stat-panel {
  position: relative;
  min-height: 208px;
  padding: var(--gutter) var(--gutter) 16px;
}

.stat-value {
  margin-top: 20px;
  font-size: 27px;
  font-weight: 500;
  letter-spacing: -0.04em;
}

.stat-compact {
  font-size: 19px;
}

.stat-caption {
  margin-top: 3px;
  color: var(--dim);
  font-size: 12px;
}

.stat-meta {
  position: absolute;
  right: var(--gutter);
  bottom: 15px;
  left: var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  color: var(--dim);
  font-size: 12px;
}

.stat-meta span + span {
  padding-left: 12px;
  border-left: 1px solid var(--border);
}

.stat-meta strong {
  display: block;
  margin-bottom: 1px;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
}

.stat-panel .section-title {
  max-width: none;
}

.stat-panel .stat-value,
.stat-panel .stat-caption {
  padding-left: 2px;
}

.stat-panel .stat-caption {
  margin-bottom: 0;
}

.stat-panel .account-health-detail {
  display: none;
}

/* ---------- Hero (solid: border + panel bg + radius, no border-top:0) ---------- */

.settings-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--gap);
  margin-bottom: var(--gap);
  padding: var(--gutter);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
}

.settings-hero .eyebrow {
  margin-bottom: 4px;
}

#settings-empty {
  padding: 0;
}

/* ---------- Empty states: single component, flat, no nested card ---------- */

.empty-state,
.viewer-empty-state {
  padding: var(--gutter);
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--dim);
}

.empty-state .eyebrow {
  margin-bottom: 4px;
}

.empty-state h2,
.viewer-empty-state h2,
#settings-empty h2 {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
}

.empty-state p,
.viewer-empty-state p {
  margin: 6px 0 0;
  color: var(--dim);
}

.empty-state .empty-actions,
.viewer-empty-state .empty-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.viewer-empty-state {
  align-self: center;
  margin-top: var(--gap);
  text-align: center;
}

.viewer-empty-state .empty-actions {
  justify-content: center;
}

/* ---------- Status helpers (JS sets classes, never inline style.color) ---------- */

.is-ok {
  color: var(--ok);
}

.is-warn {
  color: var(--warn);
}

.is-error {
  color: var(--danger);
}

.is-dim {
  color: var(--dim);
}

.account-list-auth-status.is-ok {
  color: var(--ok);
}

.account-list-auth-status.is-error {
  color: var(--danger);
}

/* ---------- Buttons (8px control radius everywhere, no pills) ---------- */

.button,
.nav-link.button,
a.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 38px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: #1b1b1c;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.button:hover {
  background: #232324;
  border-color: var(--border-strong);
  color: var(--text);
  text-decoration: none;
}

.button:active {
  background: #2a2a2b;
  border-color: var(--border-strong);
}

.button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.button.primary:hover {
  background: #ffffff;
  border-color: #ffffff;
  color: #080808;
}

.button.primary:active {
  background: #d8d8d8;
  border-color: #d8d8d8;
}

.button.danger {
  background: var(--danger-bg);
  border-color: var(--danger-border);
  color: var(--danger);
}

.button.danger:hover {
  background: var(--danger-bg-hover);
  border-color: var(--danger);
  color: var(--danger);
}

.button.button-small {
  min-height: 30px;
  padding: 5px 10px;
  font-size: 12px;
}

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

.button-block {
  width: 100%;
}

/* ---------- Forms: visible labels above fields ---------- */

.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.inline-form input {
  width: 168px;
}

.stack-form {
  display: grid;
  gap: 12px;
  margin-top: 0;
}

.field {
  display: grid;
  gap: 6px;
}

.field-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.field-hint,
.form-hint {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

.form-hint {
  margin: 0;
}

input,
select {
  width: 100%;
  min-width: 0;
  min-height: 38px;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--inset);
  color: var(--text);
  font-size: 14px;
  outline: 0;
}

input::placeholder {
  color: var(--muted);
}

input:hover,
select:hover {
  border-color: var(--border-strong);
}

input:focus,
select:focus {
  border-color: var(--border-strong);
  outline: 2px solid var(--link);
  outline-offset: 1px;
}

label.toggle-row,
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
  font-size: 14px;
}

/* Inner group boxes: border + radius with transparent bg (no third bg layer) */
.add-account-form,
.import-account-row,
.qr-wrap,
.account-list-item,
.checkbox-row,
.settings-account-button {
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: transparent;
}

.add-account-form {
  display: grid;
  gap: 12px;
  padding: 14px;
}

.import-account-row {
  display: grid;
  gap: 8px;
  padding: 14px;
  cursor: pointer;
}

.import-account-row input {
  cursor: pointer;
}

.file-example {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
  background: var(--inset);
  border-radius: var(--radius-control);
  padding: 8px 10px;
  overflow-x: auto;
  white-space: pre;
}

.qr-wrap {
  margin-top: 0;
  padding: 12px;
}

.qr-wrap img {
  display: block;
  width: 100%;
  max-width: 240px;
  aspect-ratio: 1;
  margin: 0 auto 10px;
  background: #ffffff;
  border-radius: var(--radius-control);
}

.auth-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- Settings page structure ---------- */

.settings-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.1fr);
  gap: var(--gap);
  align-items: start;
}

.settings-layout .panel:last-child {
  grid-column: 1 / -1;
}

.settings-page-shell .content {
  max-width: 1280px;
  margin-inline: auto;
}

/* ---------- Confirm dialog (styled replacement for window.confirm) ---------- */

.confirm-dialog {
  width: min(440px, calc(100vw - 32px));
  padding: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  color: var(--text);
}

.confirm-dialog::backdrop {
  background: #000000;
}

.confirm-dialog-body {
  display: grid;
  gap: 12px;
  padding: var(--gutter);
}

.confirm-dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.settings-account-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.settings-account-button {
  width: 100%;
  min-height: 48px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  text-align: left;
  padding: 12px 14px;
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
}

.settings-account-button:hover {
  border-color: var(--border-strong);
  background: #1c1c1d;
}

.settings-account-button.active {
  border-color: var(--border-strong);
  background: #202020;
}

.settings-account-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.settings-account-status {
  color: var(--warn);
  font-size: 12px;
}

.settings-account-status.ok {
  color: var(--ok);
}

.settings-meta-list {
  display: grid;
  gap: 8px;
  color: var(--dim);
  font-size: 13px;
}

/* ---------- Account list / tabs helpers ---------- */

.accounts-list {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.account-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
}

.account-list-info {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.account-list-label {
  font-weight: 700;
  font-size: 14px;
}

.account-list-id {
  font-size: 12px;
  color: var(--muted);
}

.account-list-auth-status {
  font-size: 12px;
  color: var(--muted);
}

.account-list-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

#active-account-name {
  word-break: break-all;
}

#active-account-status {
  margin-top: 6px;
}

/* ---------- Toggle (geometry 42x22 preserved) ---------- */

.switch {
  position: relative;
  display: inline-flex;
  width: 42px;
  min-width: 42px;
  height: 22px;
}

.switch input {
  position: absolute;
  inset: 0;
  min-width: 0;
  width: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.switch-slider {
  position: absolute;
  inset: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-badge);
  background: var(--inset);
}

.switch-slider::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--muted);
}

.switch input:checked + .switch-slider {
  border-color: var(--border-strong);
  background: var(--accent);
}

.switch input:checked + .switch-slider::before {
  transform: translateX(20px);
  background: var(--accent-ink);
}

.switch input:focus-visible + .switch-slider {
  outline: 2px solid var(--link);
  outline-offset: 2px;
}

/* ---------- Tables / jobs / logs ---------- */

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  height: 38px;
  padding: 9px 10px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

td {
  color: var(--dim);
  font-size: 12px;
}

tbody tr:hover {
  background: #1c1c1d;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.action-row .button,
td .button,
.job-card .button {
  min-height: 30px;
  padding: 5px 10px;
  font-size: 12px;
}

.jobs-list {
  display: grid;
  gap: 10px;
}

.job-card {
  padding: 14px;
}

.job-status {
  color: var(--dim);
  font-size: 11px;
  text-transform: uppercase;
}

.job-logs,
.log-viewer {
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--inset);
  font-family: var(--font-mono);
  font-size: 12px;
}

.job-logs {
  max-height: 220px;
  margin: 10px 0 0;
  overflow: auto;
  white-space: pre-wrap;
  color: var(--dim);
  padding: 10px 12px;
}

.continuous-meta {
  display: grid;
  gap: 4px;
  color: var(--dim);
  font-size: 13px;
}

.continuous-meta span {
  color: var(--text);
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px;
  margin-top: 8px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 10px 12px;
  font-size: 13px;
}

.checkbox-row input {
  width: auto;
  min-width: auto;
}

.checkbox-row.disabled {
  opacity: 0.45;
}

.log-viewer {
  display: grid;
  max-height: 420px;
  overflow: auto;
}

.log-line {
  display: grid;
  grid-template-columns: 86px 112px 74px minmax(0, 1fr);
  gap: 10px;
  padding: 5px 9px;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
}

.log-line:hover {
  background: #1c1c1d;
}

.log-time,
.log-age,
.log-level {
  color: var(--dim);
}

.log-message {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.log-line.info .log-level,
.log-line.info .log-message {
  color: var(--info);
}

.log-line.success .log-level,
.log-line.success .log-message {
  color: var(--ok);
}

.log-line.warn .log-level,
.log-line.warn .log-message {
  color: var(--warn);
}

.log-line.error .log-level,
.log-line.error .log-message {
  color: var(--danger);
}

/* ---------- Dialog / toast ---------- */

.settings-dialog {
  width: min(720px, calc(100vw - 32px));
  padding: 0;
  color: var(--text);
}

.settings-dialog::backdrop {
  background: #000000;
}

.dialog-shell {
  padding: 20px;
}

.settings-section {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.toast-root {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 1000;
  display: grid;
  gap: 8px;
  width: min(360px, calc(100vw - 36px));
}

.toast {
  padding: 12px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-panel);
  background: var(--panel);
  color: var(--text);
  font-size: 13px;
}

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

.toast-info {
  border-color: var(--border-strong);
  color: var(--info);
}

.toast-warn {
  border-color: var(--border-strong);
  color: var(--warn);
}

.toast-error {
  border-color: var(--danger-border);
  color: #ffd4d4;
}

.toast-hide {
  opacity: 0;
}

/* ---------- API docs ---------- */

.api-docs {
  display: grid;
  gap: var(--gap);
  padding: var(--gutter);
}

.api-path {
  margin: 0 0 12px;
  color: var(--text);
  font-size: 17px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.api-methods {
  display: grid;
  gap: 12px;
}

.api-method {
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

.api-method:first-child {
  border-top: 0;
  padding-top: 0;
}

.api-method-head {
  display: flex;
  align-items: center;
  gap: 10px;
}

.api-verb {
  min-width: 58px;
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  color: var(--ok);
  font-size: 12px;
  text-align: center;
}

.api-summary {
  font-weight: 700;
  font-size: 14px;
}

.api-body {
  max-height: none;
}

.panel.api-section {
  padding: 0;
  overflow: hidden;
}

.panel.api-section .api-path {
  padding: 14px var(--gutter) 12px;
  border-bottom: 1px solid var(--border);
}

.panel.api-section .api-methods {
  padding: var(--gutter);
}

#api-docs {
  padding: var(--gutter);
}

.hidden {
  display: none !important;
}

/* ---------- Viewer layout (scope-preserved, opaque hex only) ---------- */

.viewer-shell {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  height: 100vh;
  overflow: hidden;
}

.viewer-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  overflow-y: auto;
  padding: var(--gutter);
  background: var(--panel-alt);
  border-right: 1px solid var(--border);
}

.sidebar-toggle {
  display: none;
}

.viewer-sidebar-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--gap);
  padding: 0 0 var(--gap);
}

.viewer-sidebar-head h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
}

.viewer-channel-list {
  display: grid;
  gap: 6px;
}

.viewer-channel-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 68px;
  padding: 10px 12px;
  text-align: left;
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--text);
}

.viewer-channel-item:hover {
  background: #1c1c1d;
  border-color: var(--border);
}

.viewer-channel-item.active {
  border-color: var(--border-strong);
  background: #202020;
}

.viewer-channel-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--border-strong);
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.viewer-channel-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.viewer-channel-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.viewer-channel-name {
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.viewer-channel-time,
.viewer-channel-preview {
  color: var(--dim);
  font-size: 12px;
}

.viewer-channel-preview {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.viewer-channel-count {
  min-width: 22px;
  padding: 2px 7px;
  border-radius: var(--radius-badge);
  background: var(--inset);
  color: var(--info);
  font-size: 12px;
  text-align: center;
}

.viewer-main {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  background: var(--bg);
}

.viewer-header {
  flex-shrink: 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--gap);
  padding: var(--gutter);
  border-bottom: 1px solid var(--border);
  background: var(--panel-alt);
}

.viewer-header h2 {
  color: var(--text);
}

.viewer-header .muted {
  display: block;
  margin: 4px 0 0;
}

.viewer-tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.viewer-tools input[type='search'] {
  min-width: min(260px, 40vw);
  min-height: 38px;
}

.viewer-auto-refresh {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 38px;
  padding: 0 4px;
  color: var(--dim);
  font-size: 13px;
  font-weight: 600;
}

.viewer-auto-refresh input {
  width: auto;
  min-width: auto;
  min-height: auto;
  accent-color: var(--text);
}

.messages-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--gutter);
  display: flex;
  flex-direction: column;
  gap: 0;
}

.scroll-sentinel {
  flex-shrink: 0;
  height: 1px;
  width: 100%;
}

.chat-date-sep {
  display: flex;
  align-items: center;
  align-self: center;
  justify-content: center;
  gap: 12px;
  margin: 12px 0;
  padding: 5px 12px;
  border-radius: var(--radius-badge);
  background: var(--inset);
  font-size: 12px;
  color: var(--dim);
  flex-shrink: 0;
}

.chat-date-sep::before,
.chat-date-sep::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.chat-date-sep:empty {
  display: none;
}

.chat-bubble-wrap {
  display: flex;
  justify-content: flex-start;
  flex-shrink: 0;
}

.chat-bubble-wrap--own {
  justify-content: flex-end;
}

.chat-bubble {
  max-width: min(680px, 74%);
  padding: 9px 13px 8px;
  background: var(--bubble-other);
  border: 1px solid var(--border);
  border-radius: 18px 18px 18px 6px;
  margin-bottom: 7px;
  overflow-wrap: anywhere;
  word-break: break-word;
  position: relative;
}

.chat-bubble::before {
  content: '';
  position: absolute;
  top: 8px;
  border: 6px solid transparent;
}

.chat-bubble-wrap:not(.chat-bubble-wrap--own) .chat-bubble::before {
  left: -12px;
  border-right-color: var(--bubble-other);
  border-left: 0;
}

.chat-bubble-wrap--own .chat-bubble::before {
  right: -12px;
  border-left-color: var(--bubble-own);
  border-right: 0;
}

.chat-bubble-wrap--own .chat-bubble {
  background: var(--bubble-own);
  border-color: var(--border-strong);
  border-radius: 18px 18px 6px 18px;
}

.chat-bubble--highlight {
  outline: 2px solid var(--link);
  outline-offset: 2px;
}

.chat-sender {
  font-size: 12px;
  color: var(--info);
  font-weight: 700;
  margin-bottom: 2px;
}

.chat-sender:empty {
  display: none;
}

.chat-reply {
  display: flex;
  gap: 6px;
  margin-bottom: 4px;
  padding: 6px 8px;
  cursor: pointer;
  border-radius: var(--radius-control);
  background: var(--inset);
}

.chat-reply.hidden {
  display: none;
}

.chat-reply-border {
  flex-shrink: 0;
  width: 2px;
  background: var(--link);
  border-radius: var(--radius-badge);
}

.chat-reply-body {
  min-width: 0;
}

.chat-reply-author {
  font-size: 12px;
  color: var(--info);
  font-weight: 700;
}

.chat-reply-text {
  font-size: 12px;
  color: var(--dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chat-text {
  white-space: pre-wrap;
  line-height: 1.45;
  font-size: 14px;
}

.chat-text:empty {
  display: none;
}

.chat-media {
  margin-top: 6px;
}

.chat-media:empty {
  display: none;
}

.chat-media img,
.chat-media video {
  display: block;
  max-width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
}

.chat-footer {
  margin-top: 4px;
  font-size: 12px;
  color: var(--dim);
  text-align: right;
}

.chat-footer:empty {
  display: none;
}

/* ---------- Responsive ---------- */

@media (max-width: 1100px) {
  .app-shell,
  .viewer-shell {
    grid-template-columns: 1fr;
  }

  .app-shell {
    grid-template-rows: auto 1fr;
  }

  .sidebar,
  .viewer-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

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

@media (max-width: 900px) {
  .settings-layout {
    grid-template-columns: 1fr;
  }

  .settings-layout .panel:last-child {
    grid-column: auto;
  }
}

@media (max-width: 768px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    width: auto;
    height: auto;
    padding: 12px;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .sidebar-toggle {
    display: inline-flex;
  }

  .brand-block {
    min-height: 46px;
    padding-bottom: 5px;
  }

  .nav-links {
    display: flex;
    overflow-x: auto;
    margin: 8px 0 0;
  }

  .nav-link {
    min-height: 34px;
    white-space: nowrap;
  }

  .status-card {
    display: none;
  }

  .content {
    padding: 16px 16px 20px;
  }

  .dashboard-topbar {
    margin: -16px -16px 16px;
    padding: 0 16px;
  }

  .settings-hero {
    flex-direction: column;
    padding: 16px;
  }

  .viewer-sidebar {
    position: fixed;
    left: -360px;
    top: 0;
    bottom: 0;
    width: 340px;
    z-index: 100;
    border-right: 1px solid var(--border);
    border-bottom: 0;
  }

  .viewer-sidebar.open {
    left: 0;
  }

  .viewer-header {
    padding: 12px 14px;
  }

  .messages-list {
    padding: 8px 12px 16px;
  }

  .chat-bubble {
    max-width: 92%;
  }

  .chat-bubble::before {
    display: none;
  }

  .viewer-sidebar-head h1 {
    font-size: 20px;
  }
}

@media (max-width: 560px) {
  .panel-grid,
  .settings-health-grid {
    grid-template-columns: 1fr;
  }

  .content-tabs,
  .account-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
  }

  .content-tab,
  .account-tab {
    white-space: nowrap;
  }
}

@media (max-width: 480px) {
  .content {
    padding: 12px;
  }

  .viewer-main {
    padding: 0;
  }

  .viewer-header {
    padding: 10px;
  }

  .viewer-header h2 {
    font-size: 17px;
  }

  .messages-list {
    padding: 6px 8px 12px;
  }

  .chat-bubble {
    max-width: 96%;
    padding: 6px 9px;
    font-size: 14px;
  }

  .chat-footer {
    font-size: 12px;
  }

  .sidebar {
    padding: 16px;
  }

  .viewer-sidebar {
    width: 300px;
    padding: 16px;
  }

  .panel-header,
  .viewer-header,
  .dialog-header {
    flex-wrap: wrap;
  }

  .inline-form,
  .inline-form input,
  .inline-form .button {
    width: 100%;
  }

  .log-line {
    grid-template-columns: 76px 1fr;
  }

  .log-age,
  .log-level {
    display: none;
  }
}