:root {
  --bg: #0e1621;
  --card: #17212b;
  --card-hover: #1d2b3a;
  --bot: #2b5278;
  --txt: #e9eef2;
  --muted: #7d8b99;
  --accent: #5ea3e0;
  --accent-hover: #7bb8ed;
  --danger: #e06550;
  --warn: #f2c960;
  --success: #43d692;
  --border: #0b1118;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font-family: -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}
.topnav {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.topnav .brand {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
  font-size: 16px;
}
.nav-user {
  margin-left: auto;
  color: var(--muted);
  font-size: 13px;
}
.btn-logout {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 4px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
}
.btn-logout:hover { color: var(--txt); border-color: var(--muted); }
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}
h1 { font-size: 22px; margin: 0 0 16px; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
.btn {
  display: inline-block;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--txt);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  text-decoration: none;
  margin: 4px 0;
}
.btn:hover { background: var(--card-hover); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn-primary { background: var(--bot); border-color: var(--bot); }
.btn-primary:hover { background: #356da0; }
.btn-warn { border-color: var(--warn); color: var(--warn); }
.muted { color: var(--muted); }
.empty { color: var(--muted); text-align: center; margin-top: 40px; }
.flash {
  padding: 10px 16px;
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 14px;
}
.flash-success { background: rgba(67, 214, 146, 0.15); color: var(--success); }
.flash-error { background: rgba(224, 101, 80, 0.15); color: var(--danger); }

/* Sites cards */
.cards { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; }
.card {
  display: block;
  background: var(--card);
  border-radius: 12px;
  padding: 16px;
  text-decoration: none;
  color: var(--txt);
  border: 1px solid transparent;
  transition: border 0.15s;
}
.card:hover { border-color: var(--accent); background: var(--card-hover); }
.card-title { font-size: 17px; font-weight: 600; margin-bottom: 6px; }
.card-meta { display: flex; gap: 10px; align-items: center; margin-bottom: 6px; }
.card-agents { margin: 6px 0; }
.card-prompt { color: var(--muted); font-size: 13px; white-space: pre-wrap; }
.card-footer { display: flex; justify-content: space-between; margin-top: 8px; font-size: 12px; }
.badge {
  background: var(--border);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
}
.badge-inactive { color: var(--danger); }
.chip {
  background: var(--bot);
  color: #bcd6f0;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  margin-right: 4px;
}

/* Editor */
.editor-header { display: flex; justify-content: space-between; align-items: center; }
.editor-meta { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.field-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin: 16px 0 6px;
}
textarea, .input-text {
  width: 100%;
  background: var(--card);
  color: var(--txt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  font-family: inherit;
  font-size: 14px;
  resize: vertical;
}
textarea:focus, .input-text:focus { outline: none; border-color: var(--accent); }
.checkbox-group { display: flex; gap: 20px; margin: 6px 0; }
.checkbox-group label { cursor: pointer; }
.editor-actions { margin-top: 20px; display: flex; gap: 12px; }

/* History versions */
.versions { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; }
.version-card {
  background: var(--card);
  border-radius: 10px;
  padding: 14px;
}
.version-meta { display: flex; gap: 12px; font-size: 13px; margin-bottom: 8px; }
.version-prompt {
  white-space: pre-wrap;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
  max-height: 100px;
  overflow: hidden;
}

/* Login */
.login-wrap {
  max-width: 360px;
  margin: 80px auto;
  text-align: center;
}
.login-wrap h1 { font-size: 24px; }
.login-sub { color: var(--muted); margin-bottom: 24px; }
.login-wrap form { display: flex; flex-direction: column; gap: 10px; }
.login-wrap input {
  background: var(--card);
  color: var(--txt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 15px;
}
.login-wrap input:focus { outline: none; border-color: var(--accent); }
.login-wrap button {
  background: var(--bot);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 12px;
  font-size: 15px;
  cursor: pointer;
}
.login-wrap button:hover { background: #356da0; }
.login-wrap button:disabled { opacity: 0.5; }
.login-err { color: var(--danger); margin-top: 12px; font-size: 14px; }