:root {
  --bg: #eef3f8;
  --panel: #ffffff;
  --ink: #10233d;
  --muted: #58708b;
  --accent: #0f8f7f;
  --accent-2: #0a5f9c;
  --line: #d7e1eb;
}

* {
  box-sizing: border-box;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
}

body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(circle at top right, #d9ecff, var(--bg) 55%);
}

.wrap {
  max-width: 1024px;
  margin: 0 auto;
  padding: 24px;
}

.panel {
  background: var(--panel);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 10px 25px rgba(16, 35, 61, 0.08);
  margin-bottom: 16px;
}

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

.topbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.chip {
  display: inline-block;
  padding: 8px 12px;
  border-radius: 999px;
  background: #e8f1fb;
  color: var(--accent-2);
  text-decoration: none;
  font-weight: 600;
}

.grid {
  display: grid;
  gap: 12px;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

h1 {
  margin-top: 0;
}

input,
select,
textarea,
button {
  width: 100%;
  margin-top: 8px;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #c7d3e0;
  background: white;
}

button {
  cursor: pointer;
  background: var(--accent);
  color: white;
  border: none;
}

pre {
  white-space: pre-wrap;
  color: var(--muted);
}

.links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.links a {
  text-decoration: none;
}

.subtle {
  color: var(--muted);
  font-size: 14px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.kpi {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
}

.kpi .label {
  color: var(--muted);
  font-size: 12px;
}

.kpi .value {
  font-size: 22px;
  font-weight: 700;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

th,
td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 8px 6px;
  font-size: 14px;
}

.chat-log {
  min-height: 260px;
  max-height: 52vh;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: #fbfdff;
}

.msg {
  padding: 10px;
  border-radius: 10px;
  margin-bottom: 10px;
}

.msg.user {
  background: #e6f5f2;
}

.msg.bot {
  background: #edf2fb;
}

.typing {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #89a7c9;
  animation: bounce 1s infinite ease-in-out;
}

.dot:nth-child(2) {
  animation-delay: 0.15s;
}

.dot:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes bounce {
  0%,
  80%,
  100% {
    transform: translateY(0);
    opacity: 0.5;
  }
  40% {
    transform: translateY(-4px);
    opacity: 1;
  }
}

.msg-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.markdown-body {
  line-height: 1.5;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
  margin: 0.6em 0 0.3em;
}

.markdown-body p {
  margin: 0.4em 0;
}

.markdown-body ul {
  padding-left: 18px;
  margin: 0.4em 0;
}

.markdown-body code {
  background: #f3f6fb;
  padding: 2px 5px;
  border-radius: 6px;
}

.markdown-body pre {
  background: #f3f6fb;
  color: var(--ink);
  padding: 10px;
  border-radius: 8px;
  overflow-x: auto;
}

.list {
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.list button {
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  text-align: left;
  background: white;
  color: var(--ink);
}

.list button:hover {
  background: #f4f9ff;
}

.row {
  display: flex;
  gap: 10px;
}

.row > * {
  flex: 1;
}

.ghost {
  background: white;
  color: var(--accent-2);
  border: 1px solid var(--accent-2);
}

button:disabled {
  opacity: 0.6;
  cursor: wait;
}

.pill {
  display: inline-block;
  margin-right: 8px;
  margin-top: 8px;
  background: #edf8f6;
  color: #0c6f63;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 13px;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(16, 35, 61, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 1000;
}

.modal-card {
  width: min(900px, 100%);
  max-height: 90vh;
  overflow: auto;
  background: white;
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 20px 50px rgba(16, 35, 61, 0.25);
}

.site-footer {
  margin-top: 20px;
  padding: 14px 4px 4px;
  color: var(--muted);
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.site-footer a {
  color: var(--accent-2);
  text-decoration: none;
  font-weight: 600;
}

@media (max-width: 640px) {
  .row {
    flex-direction: column;
  }
}