:root {
  color-scheme: dark;
  --bg: #0b1220;
  --panel: #131c2e;
  --panel-2: #0f1626;
  --border: #23324a;
  --text: #e6ecf5;
  --text-dim: #93a4c2;
  --accent: #3b82f6;
  --good: #22c55e;
  --amber: #f59e0b;
  --bad: #ef4444;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  height: 100%;
}

body {
  padding-bottom: env(safe-area-inset-bottom, 0px);
  padding-top: env(safe-area-inset-top, 0px);
}

a {
  color: var(--accent);
}

button, input {
  font: inherit;
}

button {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 0.5rem 0.9rem;
  cursor: pointer;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

input[type="text"], input[type="password"], textarea, select {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 0.5rem;
  width: 100%;
}

/* -- login -------------------------------------------------------------- */

#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
}

#login-form {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  width: 100%;
  max-width: 320px;
}

#login-form h1 {
  font-size: 1.1rem;
  margin-top: 0;
}

#login-form .field {
  margin-bottom: 0.75rem;
}

#login-error {
  color: var(--bad);
  min-height: 1.2em;
  font-size: 0.9rem;
}

/* -- terminal shell ------------------------------------------------------ */

#terminal {
  display: none;
  flex-direction: column;
  height: 100vh;
}

#terminal.active {
  display: flex;
}

header#status-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

header#status-bar .spacer {
  flex: 1;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
}

.badge .dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--text-dim);
}

.badge.ok .dot { background: var(--good); }
.badge.amber .dot { background: var(--amber); }
.badge.down .dot { background: var(--bad); }
.badge.reconnecting .dot { background: var(--amber); }

#call-status {
  font-size: 0.9rem;
  color: var(--text-dim);
}

#banner {
  display: none;
  background: var(--bad);
  color: white;
  padding: 0.5rem 0.75rem;
  text-align: center;
  font-size: 0.9rem;
}

#banner.visible {
  display: block;
}

#main-grid {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  padding: 0.75rem;
  overflow: hidden;
}

@media (max-width: 700px) {
  #main-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    overflow: auto;
  }
}

section.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

section.panel h2 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin: 0 0 0.5rem 0;
}

/* -- hints ---------------------------------------------------------------*/

#hints-panel {
  gap: 0.6rem;
}

#hint-list {
  display: flex;
  flex-direction: column-reverse;
  gap: 0.6rem;
  overflow-y: auto;
}

.hint-card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  opacity: 0.55;
  transform: scale(0.97);
  transition: opacity 0.2s, transform 0.2s;
}

.hint-card.newest {
  opacity: 1;
  transform: scale(1);
  border-color: var(--accent);
  font-size: 1.15rem;
  font-weight: 600;
}

.hint-card .hint-text {
  white-space: pre-wrap;
  word-break: break-word;
}

.hint-card .hint-actions {
  margin-top: 0.5rem;
  display: flex;
  gap: 0.5rem;
}

.hint-card .hint-actions button {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 1.1rem;
  line-height: 1;
  padding: 0.3rem 0.6rem;
}

.hint-card .hint-actions button.selected {
  background: var(--accent);
  border-color: var(--accent);
}

/* -- transcript ------------------------------------------------------------*/

#transcript-panel {
  overflow: hidden;
}

#transcript-list {
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.transcript-line {
  font-size: 0.95rem;
}

.transcript-line .speaker {
  font-weight: 600;
  margin-right: 0.4rem;
}

.transcript-line.agent .speaker { color: var(--accent); }
.transcript-line.customer .speaker { color: var(--good); }

/* -- tool panel --------------------------------------------------------- */

#tool-panel {
  max-height: 30vh;
}

#tool-list {
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tool-result {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem;
  font-size: 0.85rem;
}

.tool-result pre {
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0.25rem 0 0 0;
}