:root {
  color-scheme: dark;
  --bg: #07111f;
  --panel: #0d1b2c;
  --panel-2: #11233a;
  --line: rgba(124, 177, 255, 0.14);
  --text: #e8f0ff;
  --muted: #94a8c9;
  --accent: #5db2ff;
  --accent-2: #89ffd8;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: radial-gradient(circle at top, #102544, var(--bg) 48%);
  color: var(--text);
}

.app-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar, .card, .hero-card, .topbar {
  backdrop-filter: blur(12px);
}

.sidebar {
  border-right: 1px solid var(--line);
  padding: 24px;
  background: rgba(6, 13, 24, 0.86);
}

.brand h1, .topbar h2, .hero-card h3, .card h3 { margin: 0; }
.brand p, .hero-card p, .card span { color: var(--muted); }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  color: var(--accent-2);
}

.menu {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}
.menu button, .chat-form button, .stack-form button, .ghost-btn, .builder-grid button, select {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  border-radius: 14px;
  padding: 12px 14px;
  cursor: pointer;
}
.menu button:hover, .chat-form button:hover, .stack-form button:hover, .ghost-btn:hover, .builder-grid button:hover {
  border-color: rgba(93, 178, 255, 0.45);
}

.ghost-btn {
  background: transparent;
}

.main-panel {
  padding: 24px;
  display: grid;
  gap: 18px;
}

.topbar, .hero-card, .card {
  background: rgba(12, 24, 40, 0.78);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(93, 178, 255, 0.14);
  color: var(--accent);
  border: 1px solid rgba(93, 178, 255, 0.24);
}

.workspace-grid {
  display: grid;
  grid-template-columns: 1.4fr .8fr;
  gap: 18px;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
  gap: 12px;
}

.compact-head {
  margin-bottom: 10px;
}

.chat-log {
  min-height: 220px;
  max-height: 360px;
  overflow: auto;
  display: grid;
  gap: 10px;
  padding: 6px 0 12px;
}

.msg {
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--panel-2);
  border: 1px solid var(--line);
}
.msg.user { background: rgba(93, 178, 255, 0.12); }

.chat-form, .stack-form {
  display: grid;
  gap: 10px;
}

.chat-form textarea,
.stack-form textarea,
.stack-form input,
.stack-form select,
.builder-grid input,
.builder-grid select {
  width: 100%;
  min-height: 48px;
  resize: vertical;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #091321;
  color: var(--text);
  padding: 14px;
}

.chat-form textarea,
.stack-form textarea {
  min-height: 92px;
}

.forms-grid {
  grid-template-columns: 1fr 1fr;
}

.wide-card {
  grid-column: 1 / -1;
}

.two-col-form {
  grid-template-columns: 1fr 1fr;
}

.two-col-form textarea,
.two-col-form button,
.two-col-form .builder-shell,
.two-col-form .lookup-hint {
  grid-column: 1 / -1;
}

.auth-grid {
  grid-template-columns: .8fr .9fr 1.3fr;
}

.helper-text {
  color: var(--muted);
  margin-bottom: 12px;
  line-height: 1.45;
}

.lookup-hint {
  color: var(--muted);
  font-size: 13px;
  margin-top: -4px;
}

.helper-text.is-ready {
  color: var(--accent-2);
}

.helper-text.is-locked {
  color: #ffb4b4;
}

.module-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: var(--muted);
}

.secondary-grid {
  grid-template-columns: 1fr 1fr;
}

.data-list {
  display: grid;
  gap: 10px;
}

.data-row {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
}

.data-row strong {
  display: block;
  margin-bottom: 4px;
}

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

.builder-shell {
  border: 1px dashed rgba(124, 177, 255, 0.22);
  border-radius: 18px;
  padding: 14px;
  background: rgba(7, 17, 31, 0.35);
}

.builder-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.edp-builder-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

select {
  min-height: 48px;
}

@media (max-width: 1200px) {
  .auth-grid {
    grid-template-columns: 1fr;
  }

  .builder-grid,
  .edp-builder-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 980px) {
  .app-shell { grid-template-columns: 1fr; }
  .workspace-grid, .secondary-grid, .forms-grid, .auth-grid, .two-col-form, .builder-grid, .edp-builder-grid { grid-template-columns: 1fr; }
}