:root {
  --bg: #f6f7fb;
  --panel: #ffffff;
  --text: #1c2430;
  --muted: #5c6778;
  --border: #d6dce5;
  --primary: #2251cc;
  --primary-hover: #1b43ab;
  --error: #b32424;
  --warning: #8a5a00;
  --drop: #e9eefb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(180deg, #eef2fb 0%, #f8f9fc 100%);
  color: var(--text);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 16px 40px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-top: 16px;
}

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

p,
li,
label,
small {
  color: var(--muted);
}

.pilot-copy {
  margin-top: 10px;
  padding: 10px 0 0;
}

.pilot-copy h2,
.pilot-copy h3 {
  margin: 0 0 4px;
  font-size: 16px;
}

.pilot-copy h3 {
  margin-top: 6px;
}

.pilot-copy p {
  margin: 6px 0;
  font-size: 14px;
  color: var(--text);
}

.pilot-copy ul {
  margin: 0;
  padding-left: 18px;
}

.pilot-copy li {
  margin: 2px 0;
  font-size: 13px;
}

.drop-zone {
  border: 2px dashed var(--border);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  background: #fff;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.drop-zone.drag-over {
  border-color: var(--primary);
  background: var(--drop);
}

#fileInput {
  display: none;
}

#baseShopifyInput,
#updateSupplierInput,
#createLoadMappingInput,
#updateLoadMappingInput {
  display: none;
}

.mode-toggle {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.mode-toggle h2 {
  margin: 0;
  margin-right: 8px;
}

.mode-toggle label {
  color: var(--text);
}

#updateModeContainer .panel {
  margin-top: 16px;
}

.update-mapping-grid {
  margin-top: 12px;
}

.mapping-tools {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.mapping-tools > select {
  max-width: 220px;
}

.mapping-tools-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.validation-rule-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  margin: 6px 0;
}

.validation-profile-row {
  display: grid;
  grid-template-columns: auto 220px;
  gap: 8px;
  align-items: center;
  margin: 6px 0 10px;
}

.parse-status {
  margin-top: 10px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.parse-progress-row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.parse-progress-row progress {
  min-width: 220px;
  width: 100%;
  max-width: 420px;
}

.button {
  display: inline-block;
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
}

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

button {
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
}

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

.form-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: 180px 1fr;
  align-items: center;
}

select {
  width: 100%;
  padding: 7px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.handle-mode {
  margin: 14px 0;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.handle-mode label {
  margin-right: 16px;
}

.variant-options {
  margin: 14px 0;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.option-row {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 10px;
  align-items: center;
  margin-top: 8px;
}

.option-row:first-of-type {
  margin-top: 0;
}

.muted {
  color: var(--muted);
  font-size: 13px;
}

.issues {
  margin: 0;
  padding-left: 18px;
}

#createTrustLines,
#updateTrustLines {
  margin-bottom: 8px;
}

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

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

.actions {
  margin-top: 12px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.support-copy-status {
  align-self: center;
  font-size: 12px;
  color: var(--muted);
  min-height: 1em;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 500px;
  font-size: 14px;
}

th,
td {
  border: 1px solid var(--border);
  padding: 6px 8px;
  text-align: left;
  vertical-align: top;
}

th {
  background: #f2f5fa;
  position: sticky;
  top: 0;
}

.hidden {
  display: none;
}

.build-stamp {
  font-size: 12px;
  color: var(--muted);
  margin-top: 16px;
}

#splitShopifyStepper:not(.hidden),
#splitUpdatedShopifyStepper:not(.hidden) {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

@media (max-width: 700px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .option-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}