:root {
  color: #171923;
  background: #f5f7fb;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

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

button {
  border: 0;
  border-radius: 8px;
  background: #0e7c66;
  color: #fff;
  font-weight: 800;
  padding: 11px 14px;
  cursor: pointer;
}

button.secondary {
  background: #eef2f7;
  color: #263245;
}

button.danger {
  background: #fee4e2;
  color: #b42318;
}

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: #eef2f7;
  color: #263245;
  font-weight: 800;
  padding: 11px 14px;
  text-decoration: none;
}

audio {
  max-width: min(360px, 100%);
  height: 42px;
}

button:disabled {
  cursor: wait;
  opacity: 0.65;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #d9e0ea;
  border-radius: 8px;
  color: #171923;
  background: #fff;
  padding: 11px 12px;
}

textarea {
  min-height: 104px;
  resize: vertical;
}

label {
  display: grid;
  gap: 7px;
  color: #536175;
  font-size: 13px;
  font-weight: 800;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #263245;
}

.checkbox-label input {
  width: auto;
}

#app {
  min-height: 100vh;
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(320px, 1fr) 430px;
  gap: 32px;
  align-items: center;
  padding: 48px;
}

.auth-panel {
  max-width: 680px;
}

.auth-panel h1 {
  margin: 12px 0;
  font-size: clamp(42px, 7vw, 76px);
  line-height: 0.96;
}

.auth-panel p {
  color: #536175;
  font-size: 20px;
  line-height: 1.6;
}

.auth-card,
.panel {
  background: #fff;
  border: 1px solid #e0e6ef;
  border-radius: 8px;
  box-shadow: 0 18px 40px rgba(18, 28, 45, 0.08);
}

.auth-card {
  padding: 22px;
}

.tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 18px;
}

.tabs button {
  background: #eef2f7;
  color: #263245;
}

.tabs button.active {
  background: #0e7c66;
  color: #fff;
}

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

.hidden {
  display: none;
}

.form-error,
.form-status.error {
  color: #b42318;
  font-weight: 800;
}

.form-status {
  color: #0e7c66;
  font-weight: 800;
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 264px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 24px;
  padding: 24px;
  background: #111827;
  color: #fff;
}

.sidebar h1 {
  margin: 6px 0 0;
  font-size: 24px;
  line-height: 1.15;
}

.sidebar nav {
  display: grid;
  align-content: start;
  gap: 8px;
}

.sidebar nav button {
  text-align: left;
  background: transparent;
  color: #cbd5e1;
}

.sidebar nav button.active,
.sidebar nav button:hover {
  background: #1f9f83;
  color: #fff;
}

.workspace {
  margin-left: 264px;
  padding: 28px;
  display: grid;
  gap: 22px;
}

.topbar,
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar h2,
.panel h3 {
  margin: 4px 0 0;
  font-size: 28px;
}

.eyebrow {
  color: #0e7c66;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.status-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: end;
}

.button-row,
.voice-preview {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.voice-preview {
  align-self: end;
}

.voice-preview small,
.settings-help {
  color: #738197;
  line-height: 1.45;
}

.pill {
  border: 1px solid #d9e0ea;
  border-radius: 999px;
  padding: 8px 11px;
  background: #fff;
  color: #536175;
  font-weight: 800;
}

.panel {
  padding: 22px;
}

.grid-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.panel-head,
.wide {
  grid-column: 1 / -1;
}

.inline-form,
.tool-form {
  display: grid;
  gap: 12px;
  margin: 18px 0;
}

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

.tool-form textarea,
.tool-form button {
  grid-column: 1 / -1;
}

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

.tools-list {
  max-height: 520px;
  overflow-y: auto;
  padding-right: 6px;
  overscroll-behavior: contain;
}

.list article {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  border: 1px solid #e8edf5;
  border-radius: 8px;
  padding: 14px;
  background: #fbfcfe;
}

.list strong,
.list small {
  display: block;
}

.list p {
  margin: 6px 0;
  color: #536175;
  line-height: 1.5;
}

.list small,
.empty {
  color: #738197;
}

.setup-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.wide-panel {
  grid-column: 1 / -1;
}

.diagnostics-list article {
  grid-template-columns: minmax(0, 1fr);
}

.embed-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  gap: 16px;
  margin-top: 18px;
}

.embed-grid article {
  border: 1px solid #e8edf5;
  border-radius: 8px;
  background: #fbfcfe;
  padding: 16px;
}

.chat-test-box {
  display: grid;
  align-content: start;
  gap: 10px;
  height: 280px;
  overflow-y: auto;
  border: 1px solid #e0e6ef;
  border-radius: 8px;
  background: #f5f7fb;
  padding: 12px;
}

.chat-test-message {
  max-width: 86%;
  border-radius: 8px;
  padding: 10px 12px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.chat-test-message.assistant {
  justify-self: start;
  background: #fff;
  border: 1px solid #e0e6ef;
}

.chat-test-message.user {
  justify-self: end;
  background: #0e7c66;
  color: #fff;
}

.chat-test-message.error {
  color: #b42318;
  border-color: #fecaca;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.metric-grid article {
  border: 1px solid #e0e6ef;
  border-radius: 8px;
  background: #fbfcfe;
  padding: 12px;
}

.metric-grid strong {
  display: block;
  font-size: 24px;
  line-height: 1.1;
}

.metric-grid span {
  display: block;
  margin-top: 4px;
  color: #607086;
  font-size: 12px;
}

pre {
  overflow: auto;
  white-space: pre-wrap;
  background: #111827;
  color: #e5e7eb;
  border-radius: 8px;
  padding: 14px;
  line-height: 1.45;
}

@media (max-width: 900px) {
  .auth-shell,
  .setup-grid,
  .grid-form,
  .tool-form,
  .embed-grid,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .auth-shell {
    padding: 24px;
  }

  .sidebar {
    position: static;
    width: auto;
  }

  .workspace {
    margin-left: 0;
    padding: 18px;
  }

  .topbar,
  .panel-head,
  .list article {
    display: grid;
  }
}