:root {
  --bg: #f5f7f8;
  --ink: #17202a;
  --muted: #66727f;
  --line: #d8dee5;
  --panel: #ffffff;
  --accent: #315d5f;
  --accent-strong: #173f42;
  --alert: #a13c2f;
  --ok: #1f7a4d;
  --warn: #a66a00;
  --shadow: 0 16px 40px rgba(20, 32, 43, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
select,
input,
textarea {
  border: 1px solid var(--line);
  border-radius: 6px;
}

button {
  min-height: 40px;
  padding: 0 14px;
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  cursor: pointer;
}

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

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.link-button {
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--accent-strong);
  font-weight: 800;
  text-align: left;
}

.link-button:hover {
  background: transparent;
  color: var(--ink);
  text-decoration: underline;
}

input,
select,
textarea {
  width: 100%;
  min-height: 40px;
  padding: 8px 10px;
  background: #fff;
  color: var(--ink);
}

textarea {
  resize: vertical;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px clamp(18px, 4vw, 48px);
  background: #0f171d;
  color: #fff;
}

.topbar h1 {
  margin: 3px 0 0;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.1;
  letter-spacing: 0;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar .eyebrow {
  color: #9fb0bb;
}

.status-strip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  color: #dce7ed;
  white-space: nowrap;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--warn);
}

.status-dot.ok {
  background: var(--ok);
}

.status-dot.error {
  background: var(--alert);
}

.workspace {
  max-width: 1380px;
  margin: 0 auto;
  padding: 22px clamp(14px, 3vw, 36px) 42px;
}

.band {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.band > div {
  min-width: 0;
  padding: 16px;
  background: var(--panel);
}

.metric-label {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.band strong {
  display: block;
  overflow-wrap: anywhere;
  font-size: 18px;
  letter-spacing: 0;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 18px 0;
}

.toolbar label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.toolbar select {
  width: min(320px, 100%);
}

.grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 18px;
}

.panel {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

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

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.panel h2 {
  margin: 3px 0 0;
  font-size: 21px;
  letter-spacing: 0;
}

.badge {
  flex: 0 0 auto;
  padding: 5px 8px;
  border: 1px solid #c9d8d9;
  border-radius: 999px;
  color: var(--accent-strong);
  background: #eef6f5;
  font-size: 12px;
  font-weight: 700;
}

.form-row {
  display: grid;
  grid-template-columns: auto minmax(120px, 180px) auto;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.form-row label,
.stack label,
.wizard-grid label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.inline-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.stack {
  display: grid;
  gap: 8px;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
}

th,
td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  background: #f8fafb;
  font-size: 12px;
  text-transform: uppercase;
}

td {
  font-size: 14px;
}

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

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

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

.result-pane {
  min-height: 168px;
  margin-top: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.result-pane.compact {
  min-height: 88px;
}

.result-grid {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: 8px 14px;
}

.result-grid dt {
  color: var(--muted);
  font-weight: 700;
}

.result-grid dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.wizard-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.wizard-grid label {
  display: grid;
  gap: 6px;
}

.notes-field {
  grid-column: span 3;
}

.primary-action {
  align-self: end;
}

.toast {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 6px;
  background: #eef6f5;
  color: var(--accent-strong);
  font-weight: 700;
}

.toast.error {
  background: #fff0ed;
  color: var(--alert);
}

@media (max-width: 920px) {
  .topbar,
  .toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .band,
  .grid,
  .wizard-grid {
    grid-template-columns: 1fr;
  }

  .form-row,
  .inline-control {
    grid-template-columns: 1fr;
  }

  .notes-field {
    grid-column: auto;
  }

  .panel-heading {
    flex-direction: column;
  }
}