:root {
  --blue: #1E90D0;
  --blue-dark: #1570a8;
  --teal: #0FBFA0;
  --violet: #9B6DFF;
  --ink: #0a1628;
  --ink-2: #1e3050;
  --muted: #435880;
  --line: #e4f1fa;
  --line-strong: #c8dff0;
  --ground: #ffffff;
  --surface: #f4f9fc;
  --tint: #eaf4fb;
  --error: #b42318;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  min-height: 100vh;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

[hidden] { display: none !important; }

svg { display: block; flex: none; }

a { color: var(--blue-dark); font-weight: 600; }

h1, h2 { font-weight: 600; letter-spacing: -0.01em; }

button, input { font: inherit; color: inherit; }

button { cursor: pointer; border: 0; background: none; }

button:disabled { cursor: default; opacity: 0.55; }

:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.muted { color: var(--muted); }

.small { font-size: 13px; }

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.brand-icon { color: var(--blue); }

.primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 10px;
  background: var(--blue-dark);
  color: #ffffff;
  font-weight: 600;
  transition: background-color 120ms ease;
}

.primary:hover:not(:disabled) { background: var(--blue); }

.quiet {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 0 10px;
  border-radius: 8px;
  color: var(--ink-2);
  font-size: 14px;
  white-space: nowrap;
  transition: background-color 120ms ease;
}

.quiet:hover:not(:disabled) { background: var(--tint); }

.quiet svg { color: var(--muted); }

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  background: var(--surface);
}

.login {
  width: 100%;
  max-width: 400px;
  padding: 32px;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background: var(--ground);
}

.login h1 { margin: 20px 0 6px; font-size: 24px; line-height: 1.2; }

.login form { margin: 24px 0 20px; }

.login label { display: block; margin-bottom: 6px; font-size: 13px; font-weight: 600; color: var(--ink-2); }

.field { position: relative; margin-bottom: 16px; }

.field-icon { position: absolute; top: 13px; left: 12px; color: var(--muted); pointer-events: none; }

.field input { padding-left: 38px; }

input {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--ground);
  font-size: 16px;
}

input::placeholder { color: var(--muted); }

.error { min-height: 20px; margin-bottom: 8px; color: var(--error); font-size: 13px; }

.login .primary { width: 100%; }

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 24px;
  border-bottom: 1px solid var(--line);
}

.actions { display: flex; gap: 4px; flex: none; }

.banner {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 7px 24px;
  background: var(--tint);
  color: var(--ink-2);
  font-size: 13px;
}

.banner strong { font-variant-numeric: tabular-nums; font-weight: 600; }

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(320px, 2fr);
  gap: 32px;
  max-width: 1320px;
  margin: 0 auto;
  padding: 24px;
}

h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  font-size: 15px;
}

.heading-icon { color: var(--muted); }

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
}

table { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }

th {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 13px;
  font-weight: 400;
  text-align: left;
  white-space: nowrap;
}

td { padding: 11px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; }

td.wrap { min-width: 180px; white-space: normal; }

tbody tr:last-child td { border-bottom: 0; }

.num { text-align: right; }

.is-new td { animation: arrive 3s ease-out; }

@keyframes arrive {
  from { background: rgba(15, 191, 160, 0.22); }
  to { background: transparent; }
}

.pill {
  display: inline-block;
  padding: 1px 9px;
  border-radius: 100px;
  background: var(--tint);
  color: var(--blue-dark);
  font-size: 13px;
}

.pill-done { background: rgba(15, 191, 160, 0.14); color: #0a6b5a; }

.pill-new { background: rgba(155, 109, 255, 0.14); color: #5b35b5; }

.empty { padding: 18px 14px; color: var(--muted); font-size: 14px; }

.chat { display: flex; flex-direction: column; min-width: 0; }

.messages {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: min(58vh, 560px);
  overflow-y: auto;
  padding: 14px;
  border: 1px solid var(--line-strong);
  border-radius: 12px 12px 0 0;
  border-bottom: 0;
}

.msg {
  max-width: 85%;
  padding: 8px 12px;
  border-radius: 12px;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.msg-user { align-self: flex-end; background: var(--blue-dark); color: #ffffff; }

.msg-assistant { align-self: flex-start; background: var(--tint); color: var(--ink); }

.typing { align-self: flex-start; color: var(--muted); font-size: 13px; }

.options {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 14px;
  border-left: 1px solid var(--line-strong);
  border-right: 1px solid var(--line-strong);
}

.options:not(:empty) { padding-bottom: 10px; }

.option {
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid var(--blue);
  border-radius: 100px;
  color: var(--blue-dark);
  font-size: 14px;
  transition: background-color 120ms ease;
}

.option:hover:not(:disabled) { background: var(--tint); }

.composer {
  display: flex;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--line-strong);
  border-radius: 0 0 12px 12px;
}

.composer input { border-color: transparent; min-width: 0; }

.send { flex: none; width: 44px; padding: 0; }

.foot {
  max-width: 1320px;
  margin: 0 auto;
  padding: 4px 24px 28px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 860px) {
  .workspace { grid-template-columns: minmax(0, 1fr); gap: 24px; padding: 16px; }
  .top { padding: 8px 16px; }
  .banner { padding: 7px 16px; }
  .foot { padding: 0 16px 24px; }
  .messages { height: 52vh; }
  .quiet { min-height: 44px; padding: 0 8px; }
}

@media (max-width: 480px) {
  .login { padding: 24px 20px; }
  .brand { font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}