:root {
  --bg: #f3f1eb;
  --panel: #fffcf7;
  --ink: #1c2430;
  --muted: #5d6672;
  --line: #d7d0c4;
  --accent: #0f5c4c;
  --accent-soft: #d8efe8;
  --warn: #8a4b12;
  --danger: #8b2e2e;
  --shadow: 0 10px 30px rgba(28, 36, 48, 0.08);
  --font: "IBM Plex Sans KR", "Noto Sans KR", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 0%, #e7f2ee 0%, transparent 40%),
    radial-gradient(circle at 90% 10%, #f7e8d8 0%, transparent 35%),
    var(--bg);
  min-height: 100vh;
}

.wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}

header.app-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  margin-bottom: 22px;
}
header h1 {
  margin: 0 0 6px;
  font-size: 1.7rem;
  letter-spacing: -0.02em;
}
header p {
  margin: 0;
  color: var(--muted);
  max-width: 62ch;
  line-height: 1.5;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  font-size: 0.85rem;
  color: var(--muted);
}
.badge i {
  width: 8px; height: 8px; border-radius: 50%;
  background: #1f9d6e; display: inline-block;
}

.tabs-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tab {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
  font: inherit;
}
.tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}
.compare-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 12px 0;
}
@media (max-width: 720px) {
  .compare-summary { grid-template-columns: 1fr 1fr; }
}
.compare-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 12px 14px;
}
.compare-card .n {
  display: block;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 4px;
}
.compare-card.text .n { color: #8b2e2e; }
.compare-card.format .n { color: #8a4b12; }
.compare-card.noise .n { color: #5d6672; }
.compare-card.ok .n { color: var(--accent); }
.compare-results {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 62vh;
  overflow: auto;
}
.compare-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 12px;
}
.compare-item .kind {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  margin-right: 8px;
}
.compare-item .kind.text { background: #f8e4e4; color: #8b2e2e; }
.compare-item .kind.format { background: #f7e8d8; color: #8a4b12; }
.compare-item .kind.noise { background: #eceff3; color: #5d6672; }
.compare-item .meta-line {
  color: var(--muted);
  font-size: 0.82rem;
  margin: 6px 0 4px;
}
.compare-item .ab {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 8px;
}
@media (max-width: 720px) {
  .compare-item .ab { grid-template-columns: 1fr; }
}
.compare-item .ab div {
  background: #f7f3ea;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 0.82rem;
  white-space: pre-wrap;
  word-break: break-word;
}
.compare-item .ab strong {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 4px;
}
.btn.cmp-filter.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.btn.debug-tool {
  border-style: dashed;
  color: var(--muted);
  background: transparent;
}
.btn.debug-tool:hover,
.btn.debug-tool.active {
  color: var(--ink);
  border-color: var(--ink);
  background: #fff;
}

.grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 16px;
}
@media (max-width: 960px) {
  .grid { grid-template-columns: 1fr; }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 16px;
}

.panel h2 {
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 70vh;
  overflow: auto;
}
.list .meta {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 4px;
}

/* Admin shell: browse / register / edit */
.admin-shell {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.admin-subnav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.admin-nav-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 10px 16px;
  border-radius: 10px;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  font-size: 0.92rem;
}
.admin-nav-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.admin-nav-debug {
  margin-left: auto;
}
.admin-view.hidden {
  display: none !important;
}
.browse-panel {
  padding: 20px 22px;
}
.browse-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.browse-search {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.browse-search input[type="search"] {
  flex: 1;
  min-width: 0;
  min-height: 46px;
  padding: 11px 14px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}
.browse-search input[type="search"]::placeholder {
  color: #8a929c;
}
.browse-count {
  flex-shrink: 0;
  font-size: 0.85rem;
  color: var(--muted);
  white-space: nowrap;
}
.customer-table {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: auto;
  max-height: min(62vh, 640px);
  background: #fff;
}
.customer-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  width: 100%;
  text-align: left;
  border: none;
  border-bottom: 1px solid var(--line);
  background: #fff;
  padding: 14px 16px;
  cursor: pointer;
  font: inherit;
  min-height: 56px;
}
.customer-row:last-child {
  border-bottom: none;
}
.customer-row:hover {
  background: #f7fbf9;
}
.customer-row.active {
  background: var(--accent-soft);
}
.customer-row strong {
  display: block;
  font-size: 0.98rem;
  font-weight: 600;
}
.customer-row .meta {
  margin-top: 3px;
  font-size: 0.82rem;
}
.customer-row .row-action {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
}
.register-panel {
  max-width: 560px;
  padding: 22px 24px 26px;
}
.edit-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
input[type="text"],
input[type="number"],
input[type="search"],
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
  color: var(--ink);
}
input[type="search"] {
  appearance: none;
  -webkit-appearance: none;
}
input[type="search"]::-webkit-search-decoration,
input[type="search"]::-webkit-search-cancel-button {
  -webkit-appearance: none;
  appearance: none;
}
input[type="search"]:focus,
input[type="text"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
  outline: 2px solid rgba(15, 92, 76, 0.22);
  outline-offset: 1px;
  border-color: var(--accent);
}
textarea { min-height: 220px; resize: vertical; line-height: 1.45; }

.btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 10px;
  padding: 10px 14px;
  font: inherit;
  cursor: pointer;
}
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn.danger {
  color: var(--danger);
  border-color: #e2b5b5;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.field { margin-bottom: 12px; }
.field label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.panel-inset {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px 16px;
  margin: 8px 0 18px;
  background: linear-gradient(180deg, #f7fbf9 0%, #fff 48%);
}
.panel-inset h2 {
  color: var(--accent);
}

.category {
  margin: 18px 0 8px;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.pattern {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 8px;
  background: #fff;
}
.pattern-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}
.pattern-head strong { display: block; }
.pattern-head .desc {
  color: var(--muted);
  font-size: 0.86rem;
  margin-top: 4px;
  line-height: 1.4;
}
.switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.switch input { width: auto; }

.value-box {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}
.value-box.disabled { opacity: 0.45; pointer-events: none; }
.inline-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
@media (max-width: 720px) {
  .inline-grid { grid-template-columns: 1fr 1fr; }
}

.hint {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.45;
}
label .req {
  color: var(--danger);
  margin-left: 2px;
  font-weight: 700;
}
input.required-empty {
  border-color: #d98989;
  background: #fff7f7;
}
.evidence {
  margin-top: 8px;
  padding: 8px 10px;
  background: #f7f3ea;
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--warn);
  white-space: pre-wrap;
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
}
@media (max-width: 960px) {
  .split { grid-template-columns: 1fr; }
}

.hidden { display: none !important; }

/* Export-first flow */
.tab-sub {
  font-size: 0.72rem;
  font-weight: 500;
  opacity: 0.75;
  margin-left: 4px;
}
.export-flow {
  max-width: 560px;
}
.export-panel {
  padding: 22px 24px 26px;
}
.flow-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.flow-card {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  align-items: start;
  margin: 0;
  padding: 14px 14px 14px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.step-num {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.flow-card-body {
  min-width: 0;
}
.step-label {
  font-size: 0.9rem;
  font-weight: 600;
  margin: 2px 0 10px;
  letter-spacing: -0.01em;
}
.hint-inline {
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--muted);
}
.flow-card-body > .hint {
  margin: 8px 0 0;
}
.flow-card-body > select,
.flow-card-body > .file-pick {
  width: 100%;
}
.header-codes {
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 520px) {
  .header-codes { grid-template-columns: 1fr; }
}

/* Custom file picker */
.file-pick {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 46px;
  padding: 6px 10px 6px 6px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  background: #faf8f3;
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}
.file-pick:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.file-pick:focus-within {
  outline: 2px solid rgba(15, 92, 76, 0.25);
  outline-offset: 1px;
  border-color: var(--accent);
}
.file-pick input[type="file"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  font-size: 0;
}
.file-pick-btn {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 9px;
  background: var(--accent);
  color: #fff;
  font-size: 0.86rem;
  font-weight: 600;
  pointer-events: none;
}
.file-pick-name {
  flex: 1;
  min-width: 0;
  font-size: 0.88rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: none;
}
.file-pick.has-file {
  border-style: solid;
  border-color: rgba(15, 92, 76, 0.35);
  background: #fff;
}
.file-pick.has-file .file-pick-name {
  color: var(--ink);
  font-weight: 500;
}

.export-actions {
  margin: 16px 0 0;
}
.btn-lg {
  width: 100%;
  padding: 14px 18px;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: 12px;
}
.export-secondary {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
/* 접기 행 — flow-card와 같은 틀·글자 크기·세로 가운데 */
.soft-details {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  padding: 0;
  overflow: hidden;
}
.soft-details > summary {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding: 12px 16px;
  margin: 0;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.35;
  color: var(--ink);
  letter-spacing: -0.01em;
  list-style: none;
  user-select: none;
}
.soft-details > summary::-webkit-details-marker,
.soft-details > summary::marker {
  display: none;
  content: "";
}
.soft-details > summary::before {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(-45deg);
  flex-shrink: 0;
  margin-top: -1px;
  transition: transform 0.15s ease;
}
.soft-details[open] > summary::before {
  transform: rotate(45deg);
  margin-top: 2px;
}
.soft-details > summary:hover {
  background: #f7fbf9;
}
.soft-details > summary .hint,
.soft-details > summary .hint-inline {
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
}
.soft-details[open] > summary {
  border-bottom: 1px solid var(--line);
  background: #fafcfa;
}
.soft-details-body {
  padding: 14px 16px 16px;
}
.soft-details-body > .hint:first-child {
  margin-top: 0;
}
.soft-details .list {
  max-height: 40vh;
}
.panel-inset > .soft-details {
  margin-top: 14px;
}
.admin-advanced.soft-details {
  margin-top: 16px;
}
.empty-banner {
  margin: 0 0 16px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px dashed var(--line);
  background: #f7f3ea;
  color: var(--muted);
  font-size: 0.92rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.btn.linkish {
  border: none;
  background: transparent;
  color: var(--accent);
  padding: 0;
  text-decoration: underline;
  font-weight: 600;
}
.btn.linkish:hover {
  color: var(--ink);
}
.soft-hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 16px 0;
}
.admin-block {
  margin-bottom: 18px;
}
.admin-debug-link {
  margin-top: 14px;
}
.admin-advanced {
  margin-top: 8px;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  background: #17352f;
  color: #fff;
  padding: 12px 14px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(8px);
  transition: .2s ease;
  z-index: 20;
}
.toast.show { opacity: 1; transform: translateY(0); }