:root {
  color-scheme: light;
  font-family: Inter, "Noto Sans KR", "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --ink: #1e252d;
  --muted: #65717f;
  --line: #d9dee5;
  --accent: #176b87;
  --accent-strong: #0f526b;
  --warn: #b35b00;
  --soft: #eef5f7;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

[hidden] {
  display: none !important;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 16px;
  align-items: stretch;
}

.workspace.lower {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  margin-top: 16px;
}

.mode-home {
  min-height: calc(100vh - 76px);
  display: grid;
  align-items: center;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.home-panel {
  display: grid;
  gap: 16px;
  max-width: 860px;
  margin: 0 auto;
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 6px;
}

.mode-card {
  min-height: 150px;
  display: grid;
  align-content: center;
  gap: 8px;
  border-radius: 8px;
  padding: 22px;
  text-align: left;
}

.mode-icon {
  width: 34px;
  height: 34px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.mode-card span {
  font-size: 24px;
  font-weight: 900;
}

.mode-card small {
  color: rgba(255, 255, 255, 0.86);
  font-size: 14px;
  line-height: 1.45;
}

.mode-card.secondary-mode {
  background: #fff;
  color: var(--accent);
}

.mode-card.secondary-mode small {
  color: var(--muted);
}

.mode-card.secondary-mode:hover {
  background: var(--soft);
}

.simple-app {
  max-width: 760px;
  margin: 0 auto;
}

.advanced-topbar {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 14px;
}

.simple-topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 14px;
}

.step-indicator {
  display: flex;
  gap: 8px;
}

.step-indicator span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-weight: 900;
}

.step-icon,
.heading-icon,
.button-icon {
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  flex: 0 0 auto;
}

.step-icon {
  width: 19px;
  height: 19px;
}

.heading-icon {
  width: 22px;
  height: 22px;
  color: var(--accent);
}

.button-icon {
  width: 18px;
  height: 18px;
}

.step-indicator span.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.step-indicator span.done {
  border-color: #7aa6b6;
  background: var(--soft);
  color: var(--accent-strong);
}

.simple-step {
  --step-color: var(--accent);
  --step-soft: var(--soft);
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 18px;
  border-color: color-mix(in srgb, var(--step-color) 36%, var(--line));
  background:
    linear-gradient(135deg, var(--step-soft) 0 150px, #fff 150px),
    #fff;
}

.simple-step::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 7px;
  background: var(--step-color);
}

.simple-step[data-simple-step="1"] {
  --step-color: #176b87;
  --step-soft: #e8f3f6;
}

.simple-step[data-simple-step="2"] {
  --step-color: #8a5a00;
  --step-soft: #fff5df;
}

.simple-step[data-simple-step="3"] {
  --step-color: #28724f;
  --step-soft: #e9f6ef;
}

.simple-step[data-simple-step="4"] {
  --step-color: #5d5a9c;
  --step-soft: #f0effb;
}

.simple-step > * {
  position: relative;
}

.simple-step .eyebrow {
  width: fit-content;
  padding: 5px 9px;
  border-radius: 999px;
  background: #fff;
  color: var(--step-color);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--step-color) 28%, transparent);
}

.simple-step h2 {
  color: #18212c;
}

.simple-step .heading-icon {
  width: 34px;
  height: 34px;
  padding: 7px;
  border-radius: 8px;
  background: var(--step-color);
  color: #fff;
}

.simple-options {
  display: grid;
  gap: 10px;
}

.simple-options .checkbox-row {
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.option-pair {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.option-pair .checkbox-row {
  min-height: 28px;
  padding: 0;
  border: 0;
  background: transparent;
}

.option-main span {
  font-size: 15px;
  font-weight: 900;
}

.honorific-option {
  margin-left: auto;
  grid-template-columns: 18px auto;
  color: var(--muted);
  font-size: 12px;
}

.honorific-option span {
  font-size: 12px;
  font-weight: 800;
}

.sub-option.is-disabled {
  opacity: 0.55;
}

.inline-error {
  padding: 9px 11px;
  border-radius: 6px;
  background: #fff2e8;
  color: #8a3f00;
  font-size: 13px;
  font-weight: 800;
}

.copy-mode-panel {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid #b9d4de;
  border-radius: 8px;
  background: #f7fbfc;
}

.copy-mode-panel strong {
  color: #21313d;
}

.radio-row {
  grid-template-columns: 18px 1fr;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 4px 0;
}

.radio-row input {
  width: 18px;
  min-height: 18px;
}

.printer-guide {
  display: grid;
  gap: 8px;
  padding: 16px;
  border: 1px solid #b9d4de;
  border-radius: 8px;
  background: var(--soft);
}

.printer-guide p {
  color: #334155;
  line-height: 1.55;
}

.printer-guide-image {
  width: 100%;
  max-height: 440px;
  object-fit: contain;
  border: 1px solid #c8d0d9;
  border-radius: 8px;
  background: #fff;
}

.simple-position-panel {
  border: 1px solid color-mix(in srgb, var(--step-color) 34%, var(--line));
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.84);
}

.simple-position-panel summary {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 14px;
  color: var(--step-color);
  cursor: pointer;
  font-weight: 900;
}

.simple-adjust-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 0 14px 14px;
}

.simple-adjust-grid .checkbox-row {
  min-height: 38px;
  padding-top: 22px;
}

.simple-adjust-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 0 14px 14px;
}

.simple-nav {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.simple-nav button {
  min-width: 120px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.08;
  margin-top: 6px;
}

h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  line-height: 1.2;
}

.eyebrow {
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.muted {
  color: var(--muted);
  line-height: 1.55;
}

.build-version {
  margin: 6px 0 8px;
  color: #7a8794;
  font-size: 12px;
  font-weight: 700;
}

.small {
  font-size: 13px;
}

.upload-panel {
  display: grid;
  gap: 18px;
}

.file-drop {
  display: grid;
  gap: 8px;
  padding: 20px;
  border: 1px dashed #9aa8b7;
  border-radius: 8px;
  background: #fbfcfd;
  cursor: pointer;
}

.file-drop input {
  width: 100%;
}

.file-drop-title {
  font-size: 18px;
  font-weight: 800;
}

.status {
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--soft);
  color: var(--accent-strong);
  font-weight: 700;
}

.status.error {
  background: #fff2e8;
  color: #8a3f00;
}

.notice {
  display: grid;
  gap: 6px;
  padding-top: 4px;
  color: #2b3440;
}

.notice p {
  color: var(--muted);
  line-height: 1.45;
}

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

.custom-entry summary {
  color: var(--accent);
  cursor: pointer;
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 12px;
}

.custom-print-options {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

.custom-print-options > .checkbox-row {
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.custom-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

textarea {
  width: 100%;
  min-height: 120px;
  border: 1px solid #c6ced8;
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  padding: 8px 10px;
  resize: vertical;
}

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

.control-grid,
.range-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.control-option-pair {
  min-height: 38px;
  padding-top: 22px;
  padding-right: 0;
  padding-bottom: 0;
  padding-left: 0;
  border: 0;
}

label {
  display: grid;
  gap: 6px;
  color: #374151;
  font-size: 13px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 38px;
  border: 1px solid #c6ced8;
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  padding: 8px 10px;
}

.checkbox-row {
  grid-template-columns: 18px 1fr;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding-top: 22px;
}

.checkbox-row input {
  width: 18px;
  min-height: 18px;
}

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  padding: 9px 14px;
  font-weight: 800;
  cursor: pointer;
}

.icon-button {
  white-space: nowrap;
}

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

button:disabled,
button:disabled:hover {
  border-color: #c6ced8;
  background: #e5e9ee;
  color: #8793a0;
  cursor: not-allowed;
}

button.secondary {
  background: #fff;
  color: var(--accent);
}

button.secondary:hover {
  background: var(--soft);
}

#saveSettings {
  margin-top: 14px;
}

.actions-panel {
  display: grid;
  gap: 14px;
  align-content: start;
}

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

.primary-actions {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
}

.test-print-action,
.final-print-action {
  min-height: 48px;
  font-size: 16px;
}

.final-print-action {
  border-color: #28724f;
  background: #28724f;
}

.final-print-action:hover {
  background: #1f5c3f;
}

.range-print-action {
  grid-column: 1 / -1;
  justify-self: end;
  min-height: 34px;
  border-color: #c6ced8;
  background: #fff;
  color: var(--muted);
  padding: 6px 11px;
  font-size: 13px;
}

.range-print-action:hover {
  border-color: var(--accent);
  background: var(--soft);
  color: var(--accent);
}

.data-panel {
  margin-top: 16px;
}

#countBadge {
  display: inline-block;
  margin-left: 8px;
  color: var(--accent);
  font-size: 16px;
}

.warning-badge {
  color: var(--warn);
  font-weight: 800;
}

.table-wrap {
  overflow: auto;
  max-height: 460px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 14px;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f9fafb;
  color: #334155;
}

td.empty {
  text-align: center;
  color: var(--muted);
  padding: 28px;
}

.bad-row {
  background: #fff8f0;
}

@media (max-width: 900px) {
  .workspace,
  .workspace.lower {
    grid-template-columns: 1fr;
  }

  .app-shell {
    width: min(100% - 20px, 760px);
    padding-top: 10px;
  }

  .mode-home {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  .panel {
    padding: 16px;
  }

  .control-grid,
  .range-grid,
  .simple-adjust-grid,
  .button-grid,
  .mode-grid {
    grid-template-columns: 1fr;
  }

  .panel-title-row {
    flex-direction: column;
  }

  .simple-topbar,
  .simple-nav,
  .simple-adjust-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .step-indicator {
    justify-content: space-between;
  }

  .simple-nav button {
    width: 100%;
  }

  .range-print-action {
    justify-self: stretch;
  }
}