:root {
  --bg: #0f1115;
  --surface: #171a21;
  --surface-2: #1f2330;
  --border: #2a2f3d;
  --text: #e6e8ee;
  --text-dim: #9aa1b2;
  --accent: #5b8cff;
  --accent-hover: #4574f0;
  --danger: #ff5b6a;
  --success: #35d399;
  --radius: 10px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.center-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.login-card {
  width: 340px;
}

h1, h2, h3 {
  margin-top: 0;
}

label {
  display: block;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 6px;
  margin-top: 14px;
}

input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
}

button {
  cursor: pointer;
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  background: var(--accent);
  color: white;
}

button:hover {
  background: var(--accent-hover);
}

button.secondary {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
}

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

.error {
  color: var(--danger);
  font-size: 13px;
  margin-top: 10px;
  min-height: 16px;
}

.success {
  color: var(--success);
  font-size: 13px;
}

nav {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

nav a.active, nav a:hover {
  color: var(--text);
}

.nav-spacer {
  flex: 1;
}

.nav-role {
  font-size: 12px;
  color: var(--text-dim);
  background: var(--surface-2);
  padding: 4px 10px;
  border-radius: 20px;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 28px 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

th {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
}

.section {
  margin-bottom: 28px;
}

.chat-window {
  height: 55vh;
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.msg {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.4;
}

.msg.user {
  align-self: flex-end;
  background: var(--accent);
  color: white;
}

.msg.bot {
  align-self: flex-start;
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.msg-images {
  margin-top: 8px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.msg-images img {
  max-width: 160px;
  max-height: 160px;
  border-radius: 8px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.msg-images img[data-failed] {
  min-width: 160px;
  min-height: 60px;
  border: 1px dashed #c0392b;
  background: var(--surface-2);
  cursor: default;
}

.chat-input-row {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

.chat-input-row input {
  flex: 1;
}

.voice-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 40px;
}

.mic-button {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  font-size: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mic-button.live {
  background: var(--danger);
}

.mic-btn-inline {
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 18px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
}

.mic-btn-inline.live {
  background: var(--danger);
  border-color: var(--danger);
  color: white;
}

.status-pill {
  font-size: 13px;
  color: var(--text-dim);
  background: var(--surface-2);
  padding: 6px 14px;
  border-radius: 20px;
}

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.spinner {
  flex: none;
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.upload-status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-dim);
}