:root {
  --bg: #f4f7fb;
  --bg-subtle: #eef2f8;
  --panel: #ffffff;
  --panel-translucent: rgba(255, 255, 255, 0.94);
  --line: #e2e8f0;
  --line-strong: #cbd5e1;
  --text: #0f172a;
  --text-secondary: #334155;
  --muted: #64748b;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-2: #0284c7;
  --accent-soft: #eff6ff;
  --accent-border: #bfdbfe;
  --success: #059669;
  --success-soft: #ecfdf5;
  --success-border: #a7f3d0;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --danger-border: #fecaca;
  --warn: #d97706;
  --warn-soft: #fffbeb;
  --warn-border: #fde68a;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05), 0 1px 2px rgba(15, 23, 42, 0.03);
  --shadow-md: 0 8px 26px -4px rgba(15, 23, 42, 0.06), 0 2px 8px -2px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 20px 45px -10px rgba(15, 23, 42, 0.14);
  --font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  color-scheme: light;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  font-family: var(--font-sans);
  color: var(--text);
  background-color: var(--bg);
  min-height: 100vh;
  min-height: 100dvh;
  font-size: 14.5px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.bg-decor {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(900px 500px at 8% -5%, rgba(37, 99, 235, 0.07), transparent 65%),
    radial-gradient(800px 450px at 95% 0%, rgba(2, 132, 199, 0.07), transparent 60%),
    radial-gradient(900px 600px at 50% 105%, rgba(16, 185, 129, 0.05), transparent 65%);
}

.mobile-only {
  display: none !important;
}

.ico {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  flex-shrink: 0;
}

.ico-logo {
  width: 20px;
  height: 20px;
  stroke: #ffffff;
}

.ico-warn {
  width: 20px;
  height: 20px;
  stroke: var(--warn);
}

.summary-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

/* ---------- Topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  width: 100%;
  background: var(--panel-translucent);
  backdrop-filter: blur(16px) saturate(1.5);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03);
}

.topbar-inner {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 10px max(14px, env(safe-area-inset-right)) 10px max(14px, env(safe-area-inset-left));
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
}

.brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-width: 0;
}

.brand {
  display: flex;
  gap: 10px;
  align-items: center;
  min-width: 0;
}

.logo {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  font-size: 18px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #ffffff;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.24);
}

.brand-text {
  min-width: 0;
}

h1 {
  margin: 0;
  font-size: clamp(16px, 1.8vw, 19.5px);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text);
  line-height: 1.25;
}

.brand p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 12.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.grad {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.steps {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-shrink: 0;
}

.step {
  color: var(--text-secondary);
  background: #ffffff;
  text-decoration: none;
  padding: 6px 12px 6px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 13px;
  font-weight: 600;
  transition: all 0.18s ease;
  display: inline-flex;
  gap: 6px;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
  position: relative;
}

.step b {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 21px;
  height: 21px;
  border-radius: 50%;
  background: var(--bg-subtle);
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 700;
}

.step:hover {
  color: var(--accent);
  border-color: var(--accent-border);
  background: var(--accent-soft);
}

.step.done {
  color: var(--success);
  border-color: var(--success-border);
  background: var(--success-soft);
}

.step.done b {
  background: var(--success);
  color: #ffffff;
}

.step.active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.12);
}

.step.active b {
  background: var(--accent);
  color: #ffffff;
}

.step-badge {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
}

.step-badge.has-bad {
  background: var(--danger);
}

/* ---------- Main Container & Cards ---------- */
.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: clamp(14px, 2.2vw, 24px) max(12px, env(safe-area-inset-right)) calc(64px + env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 2vw, 22px);
}

.card {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(14px, 2.2vw, 24px);
  box-shadow: var(--shadow-md);
}

.card h2 {
  margin: 0;
  font-size: clamp(15.5px, 1.8vw, 18px);
  display: flex;
  gap: 9px;
  align-items: center;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--text);
}

.num {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-border);
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.step1-head {
  flex-direction: row !important;
  align-items: center !important;
}

.badge-mode {
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--bg-subtle);
  color: var(--muted);
  border: 1px solid var(--line);
  white-space: nowrap;
  flex-shrink: 0;
}

.badge-mode.cloud {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent-border);
}

.badge-mode.local {
  background: var(--success-soft);
  color: var(--success);
  border-color: var(--success-border);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px 16px;
  align-items: end;
}

.opts-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 12px 16px;
  align-items: end;
}

.span-all {
  grid-column: 1 / -1;
}

/* ---------- Drop Zones ---------- */
.drop {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 140px;
  padding: 16px 14px;
  border-radius: 14px;
  cursor: pointer;
  text-align: center;
  overflow: hidden;
  border: 2px dashed var(--line-strong);
  background: #f8fafc;
  transition: border-color 0.2s, background 0.2s;
}

.drop-copy {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  min-width: 0;
  max-width: 100%;
}

.drop:hover,
.drop.over {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.drop.ok {
  border-style: solid;
  border-color: var(--success);
  background: var(--success-soft);
}

.drop-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--accent);
  background: #ffffff;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.drop.ok .drop-icon {
  color: var(--success);
  border-color: var(--success-border);
}

.drop.ok .drop-icon::after {
  content: " ✓";
}

.drop strong {
  font-size: 14px;
  color: var(--text);
}

.drop small {
  color: var(--muted);
  font-size: 12px;
  max-width: 100%;
  word-break: break-word;
}

.drop img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
  pointer-events: none;
}

.ocr-peek {
  margin-top: 12px;
  color: var(--text-secondary);
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 12px;
  max-width: 100%;
}

.ocr-peek summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 12.5px;
}

.ocr-peek p {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.55;
  max-height: 105px;
  overflow: auto;
  background: #ffffff;
  border: 1px solid var(--line);
  padding: 8px 10px;
  border-radius: 8px;
  margin: 8px 0 0;
  color: var(--text-secondary);
  word-break: break-word;
}

/* ---------- Buttons & Inputs ---------- */
.btn-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.btn-row.end {
  justify-content: flex-end;
  margin-top: 16px;
}

.btn {
  font-family: inherit;
  font-weight: 600;
  font-size: 13.5px;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s ease;
  display: inline-flex;
  gap: 6px;
  align-items: center;
  justify-content: center;
  user-select: none;
  white-space: nowrap;
  text-align: center;
}

.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.btn.primary {
  border-color: transparent;
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn.primary:hover {
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent-hover), var(--accent));
}

.btn.secondary {
  background: var(--bg-subtle);
  border-color: var(--line-strong);
  color: var(--text);
}

.btn.secondary:hover {
  background: var(--accent-soft);
  border-color: var(--accent-border);
  color: var(--accent);
}

.btn.ghost {
  background: #ffffff;
  box-shadow: none;
  border-color: var(--line);
}

.btn.ghost:hover {
  background: var(--bg-subtle);
  color: var(--text);
  border-color: var(--line-strong);
}

.btn.small {
  padding: 6px 11px;
  font-size: 12.5px;
}

.btn.tiny {
  padding: 4px 9px;
  font-size: 11.5px;
  border-radius: 7px;
}

.btn.big {
  padding: 11px 20px;
  font-size: 14.5px;
  font-weight: 700;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.col-row-actions {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.icon-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  padding: 5px 8px;
  border-radius: 7px;
  transition: all 0.15s;
}

.icon-btn:hover {
  color: var(--danger);
  background: var(--danger-soft);
  border-color: var(--danger-border);
}

.icon-btn.c-more:hover,
.icon-btn.c-more.active {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: var(--accent-border);
}

.icon-btn.c-more.has-key {
  color: var(--accent);
  font-weight: 700;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 0;
}

.field.grow {
  flex: 1;
  min-width: 180px;
}

input[type="text"],
input[type="password"],
input[type="number"],
input[type="search"],
select,
textarea {
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  background: #ffffff;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  padding: 7px 10px;
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
  width: 100%;
  max-width: 100%;
  min-height: 36px;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

input[type="color"] {
  width: 100%;
  height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  background: #ffffff;
  padding: 3px;
  cursor: pointer;
}

textarea {
  resize: vertical;
}

.checks-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(185px, 1fr));
  gap: 8px 10px;
  padding-top: 4px;
}

.check {
  display: inline-flex;
  gap: 7px;
  align-items: center;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  min-width: 0;
}

.checks-group .check {
  background: #ffffff;
  border: 1px solid var(--line);
  padding: 7px 10px;
  border-radius: 8px;
}

input[type="checkbox"],
input[type="radio"] {
  flex-shrink: 0;
  margin: 0;
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.hint,
.muted {
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
  margin: 0;
}

.pill {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--bg-subtle);
  color: var(--muted);
}

.pill.on {
  background: var(--success-soft);
  color: var(--success);
  border: 1px solid var(--success-border);
}

.pill.off {
  background: var(--warn-soft);
  color: var(--warn);
  border: 1px solid var(--warn-border);
}

/* ---------- Collapsible Panels (AI, Advanced Opts, Sample View) ---------- */
.ai-cfg,
.adv-opts,
.sample-details {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fafc;
  padding: 10px 14px;
}

.ai-cfg {
  margin-bottom: 14px;
}

.adv-opts {
  margin-top: 14px;
}

.ai-cfg summary,
.adv-opts summary,
.sample-details summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  user-select: none;
}

.ai-cfg-body {
  margin-top: 12px;
}

.opts {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

/* ---------- Step 2: Layout Editor ---------- */
.layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 18px;
  align-items: start;
  min-width: 0;
}

.layout-main {
  min-width: 0;
  max-width: 100%;
}

.cols-box {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
  overflow: hidden;
  min-width: 0;
}

.cols-caption-bar {
  padding: 8px 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  background: #f8fafc;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.table-wrap {
  width: 100%;
  max-width: 100%;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  background: #ffffff;
}

.cols-wrap {
  border: 0;
  border-radius: 0;
}

.preview-wrap {
  border: 1px solid var(--line);
  border-radius: 12px;
  max-block-size: min(620px, 70vh);
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.03);
}

.cols-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.cols-table th {
  font-size: 12px;
  text-align: left;
  color: var(--text-secondary);
  font-weight: 700;
  padding: 8px 8px;
  background: #f1f5f9;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.cols-table td {
  padding: 5px 6px;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
  vertical-align: middle;
}

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

.cols-table td input[type="text"],
.cols-table td input[type="number"],
.cols-table td select {
  padding: 5px 8px;
  font-size: 13px;
  min-height: 33px;
}

.cols-table .c-width {
  width: 66px;
  font-family: var(--font-mono);
}

.cols-table tr.dragging {
  opacity: 0.45;
}

.cols-table tr.drop-target td {
  border-top: 2px solid var(--accent);
}

.row-order-btns {
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.drag {
  cursor: grab;
  color: var(--muted);
  padding: 2px 4px;
  user-select: none;
  font-weight: 700;
}

.order-btn {
  background: var(--bg-subtle);
  border: 1px solid var(--line-strong);
  color: var(--text-secondary);
  border-radius: 6px;
  padding: 3px 6px;
  font-size: 10.5px;
  cursor: pointer;
  line-height: 1.2;
}

.order-btn:hover {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent-border);
}

.ctr {
  text-align: center;
}

.cols-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.sample-details {
  position: sticky;
  top: 84px;
  min-width: 0;
}

.sample-view {
  margin: 10px 0 0;
  min-width: 0;
}

.sample-box {
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: auto;
  max-height: 480px;
  background: #ffffff;
  display: grid;
  place-items: center;
  min-height: 140px;
}

.sample-box img {
  width: 100%;
  display: block;
  cursor: zoom-in;
  transition: width 0.25s ease;
}

.sample-box img.zoom {
  width: 220%;
  cursor: zoom-out;
}

/* ---------- Step 3: Suspicious Rows & Warnings Panel ---------- */
.stats {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.stat {
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--bg-subtle);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  white-space: nowrap;
}

.stat b {
  font-size: 13.5px;
  font-family: var(--font-mono);
}

.stat.ok {
  background: var(--success-soft);
  border-color: var(--success-border);
  color: var(--success);
}

.stat.bad {
  background: var(--danger-soft);
  border-color: var(--danger-border);
  color: var(--danger);
  cursor: pointer;
}

.issues-panel {
  margin-bottom: 12px;
  border: 1px solid var(--warn-border);
  background: linear-gradient(180deg, #fffbeb 0%, #ffffff 100%);
  border-radius: 12px;
  padding: 10px 12px;
  box-shadow: var(--shadow-sm);
}

.issues-panel.is-collapsed .issue-groups {
  display: none;
}

.issues-panel.is-collapsed .issues-header {
  padding-bottom: 0;
  border-bottom: 0;
  margin-bottom: 0;
}

.issues-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--warn-border);
  margin-bottom: 8px;
}

.issues-title {
  display: flex;
  gap: 8px;
  align-items: center;
  min-width: 0;
  cursor: pointer;
  flex: 1;
}

.issues-icon {
  font-size: 18px;
  line-height: 1;
  flex-shrink: 0;
}

.issues-title strong {
  display: block;
  font-size: 13px;
  color: #92400e;
}

.issues-title small {
  display: block;
  font-size: 11.5px;
  color: #b45309;
}

.issues-header-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.issues-nav {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #ffffff;
  padding: 3px 5px;
  border-radius: 8px;
  border: 1px solid var(--warn-border);
}

.bad-Single-pos {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--danger);
  padding: 0 4px;
}

.issue-groups {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 190px;
  overflow-y: auto;
}

.issue-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
  padding: 7px 10px;
  border-radius: 8px;
  background: #ffffff;
  border: 1px solid var(--line);
  font-size: 12.5px;
}

.issue-item.single-clickable {
  cursor: pointer;
}

.issue-item:hover {
  border-color: var(--accent-border);
  background: #f8fafc;
}

.issue-item.danger-item {
  border-left: 3.5px solid var(--danger);
}

.issue-item.warn-item {
  border-left: 3.5px solid var(--warn);
}

.issue-main {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  flex: 1;
  min-width: 0;
}

.issue-label {
  font-weight: 600;
  color: var(--text);
}

.issue-count {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--danger-soft);
  color: var(--danger);
  border: 1px solid var(--danger-border);
  white-space: nowrap;
}

.issue-item.warn-item .issue-count {
  background: var(--warn-soft);
  color: var(--warn);
  border-color: var(--warn-border);
}

.issue-chips {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}

.row-chip {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 6px;
  border: 1px solid var(--accent-border);
  background: var(--accent-soft);
  color: var(--accent);
  cursor: pointer;
}

.row-chip:hover {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

.chip-more {
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 6px;
  border: 1px dashed var(--line-strong);
  background: var(--bg-subtle);
  color: var(--text-secondary);
  cursor: pointer;
}

.issue-actions {
  display: inline-flex;
  gap: 6px;
  align-items: center;
}

/* ---------- Toolbar & Preview Table ---------- */
.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.toolbar-main {
  display: flex;
  gap: 8px;
  align-items: center;
  flex: 1;
  min-width: 0;
}

.toolbar-sub {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 140px;
  max-width: 320px;
}

.pill-check {
  padding: 6px 11px;
  border-radius: 9px;
  border: 1px solid var(--line-strong);
  background: #f8fafc;
  font-weight: 600;
  min-height: 36px;
  white-space: nowrap;
  flex-shrink: 0;
}

.pill-check:has(input:checked) {
  background: var(--danger-soft);
  border-color: var(--danger-border);
  color: var(--danger);
}

.active-group-filter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: 8px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
}

.active-group-filter button {
  background: none;
  border: 0;
  color: var(--accent);
  cursor: pointer;
  font-weight: 700;
  padding: 0 2px;
}

.bad-sample {
  color: var(--danger);
  background: var(--danger-soft);
  padding: 1px 5px;
  border-radius: 4px;
  border: 1px solid var(--danger-border);
  font-weight: 700;
}

/* Chế độ mở rộng toàn màn hình cho Bước 3 */
#step-3.fullscreen-mode {
  position: fixed;
  inset: 0;
  z-index: 55;
  margin: 0;
  border-radius: 0;
  display: flex !important;
  flex-direction: column;
  height: 100dvh;
  overflow: hidden;
}

#step-3.fullscreen-mode .preview-wrap {
  flex: 1;
  max-block-size: none;
}

.preview {
  border-collapse: separate;
  border-spacing: 0;
  width: 100%;
  font-size: 13.5px;
  font-variant-numeric: tabular-nums;
}

.preview thead {
  position: sticky;
  inset-block-start: 0;
  z-index: 3;
}

.preview th {
  background: #f1f5f9;
  color: var(--text);
  padding: 9px 11px;
  text-align: center;
  font-weight: 700;
  white-space: nowrap;
  border-bottom: 2px solid var(--line-strong);
  border-right: 1px solid var(--line);
}

.preview th:first-child {
  position: sticky;
  inset-inline-start: 0;
  z-index: 4;
  background: #e2e8f0;
}

.preview td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid #f1f5f9;
  white-space: nowrap;
  outline: none;
  background: #ffffff;
  color: var(--text);
}

.preview tbody tr:nth-child(even) td {
  background: #fafbfd;
}

.preview tbody tr:hover td {
  background: #f1f5f9;
}

.preview td.pg {
  position: sticky;
  inset-inline-start: 0;
  z-index: 2;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-align: center;
  background: #f8fafc;
  border-right: 1px solid var(--line-strong);
}

.preview td:focus {
  background: #ffffff !important;
  box-shadow: inset 0 0 0 2px var(--accent);
  z-index: 1;
  position: relative;
}

.preview td.bad {
  background: var(--danger-soft) !important;
  color: var(--danger);
  font-weight: 600;
  box-shadow: inset 0 0 0 1px var(--danger-border);
}

.preview td.bad:focus {
  box-shadow: inset 0 0 0 2px var(--danger);
}

.preview td.edited {
  background: var(--accent-soft) !important;
  box-shadow: inset 3px 0 0 var(--accent);
}

@keyframes rowFlash {
  0%, 25% {
    background-color: #fde047 !important;
  }
  100% {
    background-color: transparent;
  }
}

.preview tbody tr.jump-flash td {
  animation: rowFlash 1.8s ease-out;
}

.preview .a-left {
  text-align: left;
}
.preview .a-center {
  text-align: center;
}
.preview .a-right {
  text-align: right;
  font-family: var(--font-mono);
}

.empty-state {
  text-align: center;
  padding: 28px 14px !important;
  color: var(--muted) !important;
  white-space: normal !important;
}

.export-row {
  display: flex;
  gap: 14px;
  align-items: end;
  flex-wrap: wrap;
  margin-top: 14px;
}

.mobile-bottom-bar {
  display: none;
}

/* ---------- Toast & Loader ---------- */
.toast {
  position: fixed;
  right: max(12px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  left: max(12px, env(safe-area-inset-left));
  margin-inline: auto;
  max-width: 440px;
  padding: 11px 15px;
  border-radius: 12px;
  background: #ffffff;
  color: var(--text);
  font-weight: 600;
  font-size: 13.5px;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: 0.25s ease;
  z-index: 70;
}

.toast.show {
  transform: none;
  opacity: 1;
}

.toast.err {
  border-left: 4px solid var(--danger);
  color: var(--danger);
  background: #fff5f5;
}

.toast.ok {
  border-left: 4px solid var(--success);
  color: #065f46;
  background: #f0fdf4;
}

.loader {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-content: center;
  padding: 16px;
  background: rgba(15, 23, 42, 0.35);
  backdrop-filter: blur(4px);
}

.loader[hidden] {
  display: none;
}

.loader-card {
  background: #ffffff;
  padding: 20px 26px;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  display: grid;
  justify-items: center;
  text-align: center;
  gap: 12px;
  border: 1px solid var(--line);
  max-width: 90vw;
}

.loader-card p {
  margin: 0;
  font-weight: 600;
  color: var(--text);
}

.spinner {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 3.5px solid var(--line);
  border-top-color: var(--accent);
  animation: spin 0.75s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ==========================================================================
   THIẾT KẾ TINH GỌN, THÔNG MINH CHO DI ĐỘNG & MÁY TÍNH BẢNG (<= 960px)
   - Hiển thị theo từng bước (Tab/Wizard) không phải cuộn trang dài
   - Danh sách cột thu gọn 1 dòng/cột + nút ⚙ mở rộng khi cần
   - Thanh điều hướng & hành động cố định dưới đáy vừa tầm ngón cái
   ========================================================================== */

@media (max-width: 1120px) {
  .layout-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .sample-details {
    position: static;
  }
  .sample-box {
    max-height: 320px;
  }
}

@media (max-width: 960px) {
  html {
    scroll-padding-top: 98px;
  }

  .mobile-only {
    display: inline-flex !important;
  }

  .container {
    padding: 10px max(10px, env(safe-area-inset-right)) calc(84px + env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left));
    gap: 12px;
  }

  /* Chế độ Wizard theo từng bước: chỉ hiện bước đang chọn để không phải cuộn dài */
  body.mobile-tab-mode .step-section:not(.is-active) {
    display: none;
  }

  body.mobile-tab-mode .desktop-extract-row {
    display: none;
  }

  .topbar-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 8px max(10px, env(safe-area-inset-right)) 8px max(10px, env(safe-area-inset-left));
  }

  .brand-row {
    width: 100%;
  }

  /* Thanh 4 bước dạng Segmented Control cân đối 4 cột */
  .steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    width: 100%;
    gap: 5px;
    background: var(--bg-subtle);
    padding: 4px;
    border-radius: 12px;
    border: 1px solid var(--line);
  }

  .step {
    width: 100%;
    padding: 6px 4px;
    font-size: 12px;
    border-radius: 9px;
    border: 1px solid transparent;
    background: transparent;
    box-shadow: none;
    gap: 4px;
  }

  .step.active {
    background: #ffffff;
    color: var(--accent);
    border-color: var(--accent-border);
    box-shadow: var(--shadow-sm);
  }

  /* 4 nút ở Bước 2 chia lưới 2x2 gọn gàng */
  .step2-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    gap: 6px;
  }

  .step2-actions .btn {
    width: 100%;
    padding: 7px 10px;
    font-size: 12.5px;
  }

  /* Bảng cấu hình cột (#cols-table): Mỗi cột 1 dòng siêu gọn, bấm ⚙ mới bung tuỳ chọn phụ */
  .cols-box {
    border: 0;
    background: transparent;
  }

  .cols-caption-bar {
    border: 1px solid var(--line);
    border-radius: 10px;
    margin-bottom: 8px;
    padding: 7px 10px;
  }

  .cols-wrap {
    overflow: visible;
    background: transparent;
  }

  .cols-table,
  .cols-table tbody {
    display: block;
    width: 100%;
  }

  .cols-table thead {
    display: none;
  }

  .cols-table tbody tr {
    display: grid;
    grid-template-columns: auto minmax(0, 1.15fr) minmax(0, 1fr) auto;
    gap: 6px;
    align-items: center;
    padding: 7px 8px;
    margin-bottom: 6px;
    border: 1px solid var(--line-strong);
    border-radius: 10px;
    background: #ffffff;
    box-shadow: var(--shadow-sm);
  }

  .cols-table tbody tr.show-adv {
    background: #f8fafc;
    border-color: var(--accent-border);
  }

  .cols-table tbody td {
    border: 0;
    padding: 0;
    background: transparent;
    min-width: 0;
  }

  /* Hàng chính luôn hiển thị trên 1 dòng duy nhất */
  .cols-table tbody td.drag-cell {
    grid-column: 1 / 2;
  }

  .cols-table tbody td.drag-cell .drag {
    display: none;
  }

  .cols-table tbody td.col-td-header {
    grid-column: 2 / 3;
  }

  .cols-table tbody td.col-td-type {
    grid-column: 3 / 4;
  }

  .cols-table tbody td.del-cell {
    grid-column: 4 / 5;
  }

  /* Các ô tuỳ chọn nâng cao (.adv-cell) mặc định ẩn, chỉ hiện khi tr.show-adv */
  .cols-table tbody td.adv-cell {
    display: none;
    flex-direction: column;
    gap: 3px;
    padding-top: 6px;
    border-top: 1px dashed var(--line);
  }

  .cols-table tbody td.adv-cell::before {
    content: attr(data-label);
    font-size: 10.5px;
    font-weight: 700;
    color: var(--muted);
  }

  .cols-table tbody tr.show-adv td.adv-cell {
    display: flex;
  }

  .cols-table tbody tr.show-adv td.col-td-align {
    grid-column: 1 / 3;
  }

  .cols-table tbody tr.show-adv td.col-td-width {
    grid-column: 3 / 5;
  }

  .cols-table tbody tr.show-adv td.col-td-key {
    grid-column: 1 / 3;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    background: #ffffff;
    padding: 6px 10px;
    border-radius: 8px;
    border: 1px solid var(--line);
  }

  .cols-table tbody tr.show-adv td.col-td-snap {
    grid-column: 3 / 5;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    background: #ffffff;
    padding: 6px 10px;
    border-radius: 8px;
    border: 1px solid var(--line);
  }

  .cols-table tbody tr.show-adv td.col-td-extra {
    grid-column: 1 / 5;
  }

  .cols-table .c-width {
    width: 100%;
  }

  .cols-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .cols-actions .btn {
    width: 100%;
  }

  /* Thanh điều hướng cố định dưới đáy màn hình di động */
  .mobile-bottom-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 45;
    display: flex;
    gap: 8px;
    align-items: center;
    padding: 8px max(12px, env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--line-strong);
    box-shadow: 0 -4px 20px rgba(15, 23, 42, 0.08);
  }

  .mobile-bottom-bar .m-nav-main {
    flex: 1;
    min-height: 42px;
    font-size: 14px;
    font-weight: 700;
  }

  .mobile-bottom-bar .m-nav-prev,
  .mobile-bottom-bar .m-nav-extra {
    min-height: 42px;
    padding: 8px 12px;
    font-size: 13px;
  }

  .toast {
    bottom: calc(68px + env(safe-area-inset-bottom));
  }
}

/* Điện thoại iPhone & Android (<= 640px) */
@media (max-width: 640px) {
  .brand p {
    display: none;
  }

  .logo {
    width: 32px;
    height: 32px;
    font-size: 15px;
    border-radius: 8px;
  }

  .step b {
    width: 18px;
    height: 18px;
    font-size: 10.5px;
  }

  .card {
    padding: 12px;
    border-radius: 14px;
  }

  .card-head {
    margin-bottom: 10px;
    gap: 8px;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  /* Ô tải file chính gọn gàng, ô chọn ảnh mẫu phụ thu thành thanh ngang 1 dòng */
  .drop-primary {
    min-height: 106px;
    padding: 12px 10px;
  }

  .drop-secondary {
    min-height: 54px;
    padding: 8px 12px;
    flex-direction: row;
    justify-content: flex-start;
    text-align: left;
    gap: 10px;
  }

  .drop-secondary .drop-copy {
    align-items: flex-start;
  }

  .drop-secondary .drop-icon {
    font-size: 13px;
    padding: 4px 10px;
  }

  /* Lưới tuỳ chọn Excel trên điện thoại: Font chữ 1 hàng, Cỡ chữ & Màu nền chia đôi 50/50 */
  .opts-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }
  .opts-grid .field-font {
    grid-column: 1 / -1;
  }
  .opts-grid .field-size {
    grid-column: 1 / 2;
  }
  .opts-grid .field-color {
    grid-column: 2 / 3;
  }

  /* 5 checkbox tuỳ chọn chia 2 cột gọn gàng thay vì xếp dọc 5 hàng */
  .checks-group {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
  }

  .checks-group .check {
    padding: 6px 8px;
    font-size: 12px;
  }

  /* Ngăn iOS Safari tự phóng to khi chạm vào input */
  input[type="text"],
  input[type="password"],
  input[type="number"],
  input[type="search"],
  select,
  textarea {
    font-size: 16px;
    min-height: 38px;
  }

  .cols-table td input[type="text"],
  .cols-table td input[type="number"],
  .cols-table td select {
    font-size: 15px;
    min-height: 36px;
    padding: 4px 7px;
  }

  .stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
    gap: 5px;
  }

  .stat {
    font-size: 11.5px;
    padding: 5px 4px;
    width: 100%;
  }

  .issue-groups {
    max-height: 145px;
  }

  /* Thanh công cụ Bước 3 nằm gọn trên 1 hàng ngang */
  .toolbar-main {
    width: 100%;
    flex-wrap: nowrap;
  }

  .search-box {
    flex: 1;
    max-width: none;
  }

  #btn-fullscreen {
    padding: 6px 9px;
    font-size: 12px;
  }

  .preview-wrap {
    max-block-size: calc(100dvh - 285px);
    min-height: 240px;
  }

  .export-row {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .export-row .field,
  .export-row .export-btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}