/* QBO CSV Fixer - bookkeeper-friendly local demo */
:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --ink: #1a2332;
  --muted: #5a6a7a;
  --border: #d8dee6;
  --accent: #0b6e4f;
  --accent-hover: #095a41;
  --fail: #b42318;
  --fail-bg: #fef3f2;
  --pass: #067647;
  --pass-bg: #ecfdf3;
  --na: #6941c6;
  --na-bg: #f4f3ff;
  --warn-bg: #fffaeb;
  --warn-border: #fecd08;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(16, 24, 40, 0.08), 0 1px 2px rgba(16, 24, 40, 0.06);
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  font-size: 15px;
}

a {
  color: var(--accent);
}

a:hover {
  color: var(--accent-hover);
}

.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

header.app-header {
  margin-bottom: 1.5rem;
}

header.app-header h1 {
  margin: 0 0 0.35rem;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

header.app-header .subhead {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 40rem;
}

.steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin: 1.25rem 0 1.5rem;
  padding: 0;
  list-style: none;
  font-size: 0.9rem;
  color: var(--muted);
}

.steps li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.steps .n {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.card h2 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
}

.dropzone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.25rem;
  text-align: center;
  background: #fafbfc;
  transition: border-color 0.15s, background 0.15s;
  cursor: pointer;
}

.dropzone.dragover {
  border-color: var(--accent);
  background: #eef8f3;
}

.dropzone p {
  margin: 0.35rem 0;
  color: var(--muted);
}

.dropzone .primary-hint {
  color: var(--ink);
  font-weight: 600;
}

.file-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: center;
  margin-top: 1rem;
}

button,
.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0.55rem 1rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

button.primary,
.btn.primary {
  background: var(--accent);
  color: #fff;
}

button.primary:hover,
.btn.primary:hover {
  background: var(--accent-hover);
}

button.primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

button.secondary,
.btn.secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--ink);
}

button.secondary:hover,
.btn.secondary:hover {
  background: var(--bg);
}

.btn.linkish {
  background: transparent;
  border: none;
  color: var(--accent);
  font-weight: 600;
  padding: 0.25rem 0.5rem;
}

.controls {
  display: grid;
  gap: 1rem;
}

@media (min-width: 640px) {
  .controls {
    grid-template-columns: 1fr 1fr;
  }
}

label.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
}

label.field select {
  font: inherit;
  font-weight: 500;
  color: var(--ink);
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.hint {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--muted);
  margin: 0;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: stretch;
  margin-bottom: 1rem;
}

.badge {
  border-radius: 8px;
  padding: 0.75rem 1rem;
  min-width: 140px;
  flex: 1;
}

.badge .label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  opacity: 0.85;
}

.badge .value {
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--mono);
  margin-top: 0.15rem;
}

.badge.pass {
  background: var(--pass-bg);
  color: var(--pass);
  border: 1px solid #abefc6;
}

.badge.fail {
  background: var(--fail-bg);
  color: var(--fail);
  border: 1px solid #fecdca;
}

.badge.na {
  background: var(--na-bg);
  color: var(--na);
  border: 1px solid #d9d6fe;
}

.badge.meta {
  background: #f8fafc;
  color: var(--ink);
  border: 1px solid var(--border);
}

.badge .detail {
  font-size: 0.8rem;
  font-weight: 500;
  margin-top: 0.35rem;
  opacity: 0.9;
  font-family: var(--font);
}

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

table.preview {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

table.preview th,
table.preview td {
  text-align: left;
  padding: 0.5rem 0.65rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

table.preview th {
  background: #f8fafc;
  font-weight: 600;
  position: sticky;
  top: 0;
}

table.preview tr:last-child td {
  border-bottom: none;
}

table.preview td.num {
  font-family: var(--mono);
  text-align: right;
  white-space: nowrap;
}

table.preview td.neg {
  color: var(--fail);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1rem;
}

.tier-note {
  background: var(--warn-bg);
  border: 1px solid var(--warn-border);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  margin-top: 1rem;
}

.tier-note strong {
  font-weight: 700;
}

.vs-chat {
  font-size: 0.9rem;
  color: var(--muted);
}

.vs-chat ul {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
}

.samples {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.samples a {
  font-weight: 600;
}

footer {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}

.hidden {
  display: none !important;
}

.file-name {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--ink);
}

.error-banner {
  background: var(--fail-bg);
  color: var(--fail);
  border: 1px solid #fecdca;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}