* {
  box-sizing: border-box;
}

:root,
:root[data-theme="grey"] {
  --bg: #f3f4f7;
  --bg-accent: #eef1f5;
  --panel: rgba(255, 255, 255, 0.88);
  --panel-strong: #ffffff;
  --border: #d8dee8;
  --border-strong: #c6ceda;
  --text: #152033;
  --muted: #69768c;
  --muted-strong: #4f5b70;
  --sidebar: linear-gradient(180deg, #f1f3f7 0%, #ebeff4 100%);
  --hover: #edf1f6;
  --active: linear-gradient(135deg, #eef1f6 0%, #e5eaf1 100%);
  --primary: #4f647f;
  --primary-hover: #42546b;
  --primary-soft: #eaf0f8;
  --primary-text: #ffffff;
  --success-soft: #ecfdf3;
  --success-text: #047857;
  --shadow-sm: 0 4px 14px rgba(18, 37, 63, 0.06);
  --shadow-md: 0 12px 32px rgba(24, 39, 75, 0.08);
  --shadow-lg: 0 24px 60px rgba(24, 39, 75, 0.14);
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 20px;
}

:root[data-theme="blue"] {
  --bg: #f5f7fb;
  --bg-accent: #eef4ff;
  --panel: rgba(255, 255, 255, 0.88);
  --panel-strong: #ffffff;
  --border: #dbe3f0;
  --border-strong: #c8d3e4;
  --text: #142033;
  --muted: #66758f;
  --muted-strong: #4b5a73;
  --sidebar: linear-gradient(180deg, #f4f7fd 0%, #edf3ff 100%);
  --hover: #edf4ff;
  --active: linear-gradient(135deg, #e8f0ff 0%, #eef2ff 100%);
  --primary: #315efb;
  --primary-hover: #244ee0;
  --primary-soft: #e9efff;
  --primary-text: #ffffff;
}

:root[data-theme="violet"] {
  --bg: #f7f5fb;
  --bg-accent: #f1edff;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-strong: #ffffff;
  --border: #e2dbf2;
  --border-strong: #d2c8ec;
  --text: #1d1933;
  --muted: #756b93;
  --muted-strong: #584d78;
  --sidebar: linear-gradient(180deg, #f7f4fd 0%, #f0ebfb 100%);
  --hover: #f1ecff;
  --active: linear-gradient(135deg, #eee8ff 0%, #f5f0ff 100%);
  --primary: #7c5cff;
  --primary-hover: #6949eb;
  --primary-soft: #f0ebff;
  --primary-text: #ffffff;
}

:root[data-theme="emerald"] {
  --bg: #f4f8f6;
  --bg-accent: #ebf7f1;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-strong: #ffffff;
  --border: #d8e8de;
  --border-strong: #c3dccd;
  --text: #15271f;
  --muted: #668073;
  --muted-strong: #4a6658;
  --sidebar: linear-gradient(180deg, #f3f8f5 0%, #eaf4ee 100%);
  --hover: #edf8f2;
  --active: linear-gradient(135deg, #e6f6ec 0%, #eefaf3 100%);
  --primary: #169b62;
  --primary-hover: #118553;
  --primary-soft: #e7f7ef;
  --primary-text: #ffffff;
}

:root[data-theme="amber"] {
  --bg: #faf7f2;
  --bg-accent: #fff5e7;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-strong: #ffffff;
  --border: #eadfce;
  --border-strong: #dfd0ba;
  --text: #2f2417;
  --muted: #85725d;
  --muted-strong: #6d5b47;
  --sidebar: linear-gradient(180deg, #faf6ef 0%, #f6eedf 100%);
  --hover: #fbf1df;
  --active: linear-gradient(135deg, #fff0d2 0%, #fff5e7 100%);
  --primary: #d2871d;
  --primary-hover: #b97212;
  --primary-soft: #fff3dd;
  --primary-text: #ffffff;
}

:root[data-theme="rose"] {
  --bg: #faf5f7;
  --bg-accent: #fff0f4;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-strong: #ffffff;
  --border: #eddbe2;
  --border-strong: #e1c7d1;
  --text: #2b1a23;
  --muted: #8b6d7d;
  --muted-strong: #714f61;
  --sidebar: linear-gradient(180deg, #faf4f6 0%, #f8ecf1 100%);
  --hover: #fff1f5;
  --active: linear-gradient(135deg, #ffeaf1 0%, #fff3f6 100%);
  --primary: #d25584;
  --primary-hover: #b8446f;
  --primary-soft: #ffe9f1;
  --primary-text: #ffffff;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: Inter, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--primary) 10%, transparent), transparent 28%),
    radial-gradient(circle at top right, color-mix(in srgb, var(--primary) 7%, transparent), transparent 22%),
    linear-gradient(180deg, var(--bg-accent) 0%, var(--bg) 180px, var(--bg) 100%);
  color: var(--text);
}

body {
  min-height: 100vh;
}

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

.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 252px;
  background: var(--sidebar);
  border-right: 1px solid rgba(200, 211, 228, 0.9);
  padding: 18px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  backdrop-filter: blur(10px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  min-height: 44px;
}

.brand-badge {
  width: 14px;
  height: 14px;
  border-radius: 5px;
  background: linear-gradient(135deg, var(--primary) 0%, color-mix(in srgb, var(--primary) 55%, white) 100%);
  box-shadow:
    0 0 0 6px color-mix(in srgb, var(--primary) 14%, transparent),
    0 8px 18px color-mix(in srgb, var(--primary) 18%, transparent);
  transform: rotate(45deg);
  flex-shrink: 0;
}

.brand-logo {
  display: block;
  width: 138px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.06));
}

.sidebar-label {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
  font-weight: 700;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-item {
  width: 100%;
  text-align: left;
  border: 1px solid transparent;
  background: transparent;
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 15px;
  cursor: pointer;
  color: var(--muted-strong);
  transition: 0.18s ease;
}

.sidebar-item:hover {
  background: rgba(255, 255, 255, 0.74);
  border-color: color-mix(in srgb, var(--primary) 12%, transparent);
  color: var(--text);
  transform: translateY(-1px);
}

.sidebar-item.active {
  background: var(--active);
  border-color: color-mix(in srgb, var(--primary) 22%, transparent);
  color: color-mix(in srgb, var(--primary) 62%, black);
  font-weight: 700;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  min-height: 74px;
  border-bottom: 1px solid rgba(219, 227, 240, 0.88);
  background: rgba(255, 255, 255, 0.76);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.topbar-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
}

.topbar-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.topbar-actions {
  display: flex;
  gap: 10px;
}

.top-subnav {
  display: flex;
  gap: 8px;
  padding: 12px 22px 0;
  background: transparent;
  border-bottom: 1px solid rgba(219, 227, 240, 0.82);
  overflow-x: auto;
}

.subnav-tab,
.primary-btn,
.secondary-btn {
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 14px;
  cursor: pointer;
  transition: 0.18s ease;
}

.subnav-tab {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 12px 12px;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  white-space: nowrap;
  font-weight: 600;
}

.subnav-tab:hover {
  color: var(--text);
}

.subnav-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 700;
}

.secondary-btn {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.secondary-btn:hover {
  border-color: var(--border-strong);
  background: #fff;
  transform: translateY(-1px);
}

.primary-btn {
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--primary) 0%, color-mix(in srgb, var(--primary) 72%, white) 100%);
  color: var(--primary-text);
  box-shadow: 0 10px 22px color-mix(in srgb, var(--primary) 24%, transparent);
}

.primary-btn:hover {
  background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary) 100%);
  transform: translateY(-1px);
}

.content {
  padding: 26px;
}

.section-view,
.subview {
  display: none;
}

.section-view.active,
.subview.active {
  display: block;
}

.page-header {
  margin-bottom: 20px;
}

.page-header h1 {
  margin: 0 0 6px;
  font-size: 30px;
  letter-spacing: -0.04em;
}

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

.panel {
  background: var(--panel);
  border: 1px solid rgba(219, 227, 240, 0.95);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
}

.panel:hover {
  box-shadow: var(--shadow-md);
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.panel h2,
.panel h3 {
  margin: 0 0 6px;
  letter-spacing: -0.02em;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: color-mix(in srgb, var(--text) 78%, white);
  margin: 14px 0 6px;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.96);
  color: var(--text);
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

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

input:focus,
textarea:focus,
select:focus {
  border-color: color-mix(in srgb, var(--primary) 42%, transparent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 12%, transparent);
  background: #fff;
}

textarea {
  resize: vertical;
  line-height: 1.55;
}

select[multiple] {
  min-height: 180px;
  padding: 8px;
}

.system-prompt-textarea {
  min-height: 340px;
}

.first-message-textarea {
  min-height: 120px;
}

.agent-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.9fr) minmax(300px, 0.95fr);
  gap: 20px;
  align-items: start;
}

.side-actions,
.inline-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.inline-actions {
  margin-top: 16px;
}

.status {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(219, 227, 240, 0.9);
}

.field-help {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.narrow-panel {
  max-width: 760px;
}

.empty-state {
  border: 1px dashed var(--border-strong);
  border-radius: 16px;
  padding: 30px 22px;
  background: linear-gradient(180deg, #fbfcff 0%, #f6f9ff 100%);
}

.empty-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.empty-text {
  color: var(--muted);
  line-height: 1.5;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 8px;
}

.theme-card {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.96) 0%, rgba(247,250,255,0.92) 100%);
  border-radius: 18px;
  padding: 16px;
  text-align: left;
  cursor: pointer;
  transition: 0.18s ease;
  box-shadow: var(--shadow-sm);
}

.theme-card:hover {
  border-color: color-mix(in srgb, var(--primary) 22%, var(--border));
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.theme-card.active {
  border-color: color-mix(in srgb, var(--primary) 36%, transparent);
  box-shadow:
    0 0 0 3px color-mix(in srgb, var(--primary) 10%, transparent),
    var(--shadow-md);
}

.theme-card-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.theme-card-text strong {
  font-size: 15px;
}

.theme-card-text small {
  color: var(--muted);
  font-size: 12px;
}

.theme-swatch {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.75);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.55),
    0 8px 18px rgba(16, 24, 40, 0.1);
  flex-shrink: 0;
}

.theme-swatch-grey {
  background: linear-gradient(135deg, #f8fafc 0%, #e5e7eb 100%);
}

.theme-swatch-blue {
  background: linear-gradient(135deg, #dbeafe 0%, #315efb 100%);
}

.theme-swatch-violet {
  background: linear-gradient(135deg, #ede9fe 0%, #7c5cff 100%);
}

.theme-swatch-emerald {
  background: linear-gradient(135deg, #d1fae5 0%, #169b62 100%);
}

.theme-swatch-amber {
  background: linear-gradient(135deg, #fef3c7 0%, #d2871d 100%);
}

.theme-swatch-rose {
  background: linear-gradient(135deg, #ffe4ec 0%, #d25584 100%);
}

.conversation-list,
.knowledge-list,
.webhook-tool-list,
.webhook-tool-summary-list,
.webhook-builder-list,
.transfer-rules-editor {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
}

.conversation-card,
.knowledge-card,
.webhook-tool-summary-row,
.webhook-builder-row,
.transfer-rule-row,
.conversation-eval-row,
.conversation-data-row,
.conversation-data-nested-item,
.webhook-tool-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-sm);
}

.transfer-rule-row,
.webhook-builder-row {
  padding: 12px 14px;
}

.transfer-rule-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: end;
}

.transfer-inline-label {
  margin: 0 0 6px;
  font-size: 12px;
  color: var(--muted);
}

.transfer-rule-actions {
  display: flex;
  align-items: end;
}

.knowledge-dropzone {
  border: 2px dashed color-mix(in srgb, var(--primary) 26%, var(--border));
  border-radius: 18px;
  padding: 30px 20px;
  background: linear-gradient(180deg, #fbfcff 0%, #f3f7ff 100%);
  text-align: center;
  margin-top: 14px;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.knowledge-dropzone.dragover {
  border-color: var(--primary);
  background: linear-gradient(180deg, #f2f7ff 0%, #eaf1ff 100%);
  transform: translateY(-1px);
}

.knowledge-dropzone-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.knowledge-dropzone-text {
  color: var(--muted);
  font-size: 14px;
}

.knowledge-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.knowledge-stat {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px 16px;
  background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
  box-shadow: var(--shadow-sm);
}

.knowledge-stat-label {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}

.knowledge-stat-value {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.knowledge-card {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: stretch;
  padding: 12px 14px;
}

.knowledge-card-main {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  padding: 0;
  text-align: left;
  cursor: pointer;
}

.knowledge-card-main:hover .knowledge-card-title {
  color: var(--primary);
}

.knowledge-card-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.knowledge-card-title {
  font-weight: 700;
  font-size: 14px;
  line-height: 1.3;
  transition: color 0.15s ease;
}

.knowledge-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 5px;
  font-size: 12px;
  color: var(--muted);
}

.knowledge-card-actions {
  flex-shrink: 0;
  min-width: 110px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.knowledge-card-progress {
  min-height: 18px;
  font-size: 12px;
  color: var(--muted);
}

.knowledge-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 700;
  background: var(--success-soft);
  color: var(--success-text);
}

.knowledge-badge-muted {
  background: #eef2f7;
  color: #58667e;
}

.is-busy,
.knowledge-card.is-busy {
  opacity: 0.72;
  pointer-events: none;
}

.modal-overlay[hidden] {
  display: none;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(14, 23, 38, 0.42);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(10px);
}

.modal-card {
  width: min(760px, 100%);
  background: rgba(255, 255, 255, 0.96);
  border-radius: 22px;
  border: 1px solid rgba(219, 227, 240, 0.95);
  padding: 20px;
  box-shadow: var(--shadow-lg);
}

.modal-card-wide {
  width: min(1100px, 100%);
}

.modal-card-medium {
  width: min(780px, 100%);
}

.modal-card-conversation,
.modal-card-webhook-tool {
  width: min(1100px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
}

.modal-dropzone {
  margin-top: 6px;
}

.knowledge-upload-queue {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 220px;
  overflow: auto;
}

.knowledge-upload-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 10px 12px;
  background: linear-gradient(180deg, #fbfcff 0%, #f7faff 100%);
}

.knowledge-upload-name {
  font-weight: 700;
  word-break: break-word;
}

.knowledge-upload-status {
  color: var(--muted);
  font-size: 13px;
  flex-shrink: 0;
}

.knowledge-preview-text-wrap,
.knowledge-preview-frame-wrap {
  margin-top: 12px;
}

.knowledge-preview-text {
  min-height: 420px;
  max-height: 70vh;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  background: linear-gradient(180deg, #fbfcff 0%, #f7faff 100%);
}

.knowledge-preview-frame {
  width: 100%;
  height: 70vh;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fff;
}

.knowledge-textarea {
  min-height: 220px;
}

.modal-footer-actions {
  justify-content: flex-end;
  margin-top: 18px;
}

pre {
  margin: 0;
  padding: 14px;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
  background: linear-gradient(180deg, #fbfcff 0%, #f7f9fd 100%);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.conversation-log-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.94);
  margin-top: 14px;
  box-shadow: var(--shadow-sm);
}

.conversation-log-row {
  width: 100%;
  border: 0;
  border-top: 1px solid var(--border);
  background: transparent;
  display: grid;
  grid-template-columns: 28px minmax(220px, 1.8fr) minmax(120px, 1fr) 90px;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  text-align: left;
  cursor: pointer;
  transition: background 0.16s ease;
}

.conversation-log-row:first-child {
  border-top: 0;
}

.conversation-log-row:hover {
  background: #f7faff;
}

.conversation-log-cell {
  min-width: 0;
}

.conversation-log-chevron {
  color: var(--primary);
  font-size: 20px;
  line-height: 1;
}

.conversation-log-date,
.conversation-log-branch,
.conversation-log-duration {
  font-size: 15px;
}

.conversation-log-duration {
  text-align: right;
}

.conversation-load-sentinel {
  height: 12px;
}

.conversation-audio-bar {
  margin-bottom: 18px;
}

.conversation-audio-bar audio {
  width: 100%;
}

.conversation-tabs {
  display: flex;
  gap: 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 18px;
}

.conversation-tab {
  border: 0;
  background: transparent;
  padding: 12px 0;
  font-size: 15px;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-weight: 600;
}

.conversation-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 700;
}

.conversation-tab-panel {
  display: none;
}

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

.conversation-overview-grid {
  display: grid;
  gap: 16px;
}

.conversation-overview-block {
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.conversation-overview-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.conversation-overview-label {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 8px;
  font-weight: 700;
}

.conversation-overview-value {
  line-height: 1.6;
}

.conversation-eval-row,
.conversation-data-row {
  padding: 12px 14px;
  margin-bottom: 10px;
  background: linear-gradient(180deg, #fbfcff 0%, #f7faff 100%);
}

.conversation-eval-title,
.conversation-data-key {
  font-weight: 700;
  margin-bottom: 4px;
}

.conversation-eval-result {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 6px;
}

.conversation-eval-reason,
.conversation-data-summary {
  font-size: 14px;
  line-height: 1.5;
}

.conversation-data-value {
  margin-bottom: 6px;
}

.conversation-transcript {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.transcript-row {
  display: flex;
}

.transcript-row.is-user {
  justify-content: flex-end;
}

.transcript-row.is-agent {
  justify-content: flex-start;
}

.transcript-bubble {
  max-width: 62%;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 14px 16px;
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.transcript-row.is-user .transcript-bubble {
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 10%, white) 0%, color-mix(in srgb, var(--primary) 14%, white) 100%);
  border-color: color-mix(in srgb, var(--primary) 18%, white);
}

.transcript-text {
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.transcript-meta {
  margin-top: 8px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--muted);
}

.conversation-data-nested {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.conversation-data-nested-item {
  padding: 10px 12px;
}

.webhook-tool-grid {
  display: grid;
  gap: 16px;
}

.webhook-tool-section {
  margin-bottom: 0;
}

.webhook-tool-inline-grid {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 12px;
}

.webhook-tool-textarea {
  min-height: 120px;
}

.webhook-tool-card,
.webhook-tool-summary-row {
  padding: 12px 14px;
}

.webhook-tool-card {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.webhook-tool-card-main {
  min-width: 0;
  flex: 1;
}

.webhook-tool-card-title,
.webhook-tool-summary-name {
  font-weight: 700;
  margin-bottom: 4px;
}

.webhook-tool-card-meta,
.webhook-tool-summary-meta,
.webhook-tool-card-desc {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.webhook-tool-card-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.webhook-builder-grid {
  display: grid;
  gap: 12px;
  align-items: end;
}

.webhook-builder-grid-4 {
  grid-template-columns: 160px minmax(160px, 1fr) minmax(220px, 1fr) auto;
}

.webhook-builder-delete-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
  justify-content: end;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 14px 0 0;
}

.checkbox-row input {
  width: auto;
}

.compact-checkbox-row {
  margin: 0;
}

.primary-btn.is-loading,
.secondary-btn.is-loading {
  opacity: 0.75;
  cursor: wait;
  position: relative;
}

.primary-btn.is-loading::after,
.secondary-btn.is-loading::after {
  content: "";
  width: 14px;
  height: 14px;
  margin-left: 8px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  display: inline-block;
  vertical-align: -2px;
  animation: button-spin 0.7s linear infinite;
}

@keyframes button-spin {
  to {
    transform: rotate(360deg);
  }
}

.agent-save-hidden,
.agent-save-row-hidden {
  display: none !important;
}

.primary-btn:disabled,
.secondary-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

@media (max-width: 1100px) {
  .agent-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .webhook-tool-inline-grid,
  .webhook-builder-grid-4,
  .theme-grid {
    grid-template-columns: 1fr;
  }

  .webhook-tool-card {
    flex-direction: column;
  }

  .webhook-tool-card-actions {
    width: 100%;
  }
}

@media (max-width: 860px) {
  .layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .topbar {
    padding: 14px 18px;
    min-height: auto;
    align-items: flex-start;
    gap: 14px;
    flex-direction: column;
  }

  .content {
    padding: 18px;
  }

  .transfer-rule-row,
  .knowledge-stats {
    grid-template-columns: 1fr;
  }

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

  .knowledge-card-actions {
    width: 100%;
    align-items: stretch;
  }

  .conversation-log-row {
    grid-template-columns: 24px 1fr 80px;
    gap: 12px;
  }

  .conversation-log-branch {
    display: none;
  }

  .transcript-bubble {
    max-width: 88%;
  }

  .brand-logo {
    width: 124px;
  }
  .panel-header-stack-mobile {
    align-items: flex-start;
    flex-direction: column;
  }  
}
.expression-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  margin-right: 6px;
  border-radius: 999px;
  border: 1px solid #e6b2ef;
  background: linear-gradient(180deg, #fff7ff 0%, #fdf0ff 100%);
  color: #c64ecf;
  font-size: 0.92em;
  font-weight: 600;
  letter-spacing: 0.01em;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.92);
}
.textarea-preview {
  margin-top: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(180deg, #ffffff 0%, #fafbfd 100%);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  box-shadow: var(--shadow-sm);
}
.panel-header-stack-mobile {
  align-items: center;
}

.phone-import-btn {
  min-width: 144px;
}

.phone-numbers-table-wrap {
  margin-top: 14px;
  overflow-x: auto;
}

.phone-numbers-table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
}

.phone-numbers-table thead th {
  text-align: left;
  padding: 12px 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

.phone-numbers-table tbody td {
  padding: 18px 10px;
  font-size: 15px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  vertical-align: middle;
}

.phone-numbers-table tbody tr:last-child td {
  border-bottom: 0;
}

.provider-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  background: color-mix(in srgb, var(--primary) 8%, white);
  color: color-mix(in srgb, var(--primary) 70%, black);
}

.phone-number-actions-cell {
  width: 54px;
  text-align: right;
}

.phone-number-delete-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 20px;
  line-height: 1;
  padding: 6px 8px;
  border-radius: 10px;
  cursor: pointer;
}

.phone-number-delete-btn:hover {
  background: color-mix(in srgb, var(--primary) 8%, white);
  color: var(--text);
}

.compact-empty-state {
  padding: 24px 18px;
  margin: 10px 0;
}

.modal-card-phone-number {
  width: min(620px, 100%);
}

.phone-number-modal-shell {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px;
  background: linear-gradient(180deg, rgba(255,255,255,0.96) 0%, rgba(247,250,255,0.9) 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.82);
}