:root {
  --bg: #ffffff;
  --ink: #111111;
  --muted: #6f6f6f;
  --line: rgba(17, 17, 17, 0.12);
  --line-strong: rgba(17, 17, 17, 0.22);
  --surface: #fafafa;
  --red: #dd4c94;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: "Aptos", "BIZ UDPGothic", "Hiragino Sans", "Yu Gothic", sans-serif;
  letter-spacing: 0.15em;
}

a,
button,
input,
select,
textarea {
  font: inherit;
}

button,
input,
select,
textarea {
  color: inherit;
}

.icon {
  width: 14px;
  height: 14px;
  flex: 0 0 14px;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.page-shell {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 44px;
}

.site-header,
.search-section,
.results-header,
.product-list,
.empty-state,
.site-footer,
.master-layout,
.export-panel {
  border-top: 1px solid var(--line-strong);
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 12px 0px;
}

.brand-mark {
  display: inline-grid;
  gap: 4px;
  color: var(--ink);
  text-decoration: none;
  line-height: 1;
  text-transform: uppercase;
}

.brand-mark__top {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.brand-mark__bottom {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.brand-mark__bottom-text {
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--ink);
}

.brand-mark__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  background: var(--ink);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  text-decoration: none;
}

.nav-link:hover,
.nav-link.is-current {
  color: var(--ink);
}

.site-label,
.library-meta,
.results-meta,
.search-help,
.empty-copy,
.footer-copy,
.manual-meta,
.master-item-meta,
.master-status {
  color: var(--red);
}

.site-label,
.section-label,
.field-label,
.product-category,
.manual-heading,
.master-item-label {
  margin: 0;
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-label,
.section-label,
.product-category,
.manual-heading,
.master-item-label {
  color: var(--ink);
}

.section-label,
.field-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.section-label .icon,
.field-label .icon {
  color: var(--ink);
}

.field-label span {
  color: var(--muted);
}

.product-category {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 4px 8px;
  border: 1px solid rgba(17, 17, 17, 0.18);
  border-radius: 4px;
  background: rgba(17, 17, 17, 0.025);
  color: rgba(17, 17, 17, 0.72);
}

.content {
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.search-section,
.results-header,
.site-footer,
.export-panel {
  padding-top: 22px;
}

.search-head,
.results-header,
.master-panel-head,
.master-editor-head,
.export-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
}

.library-meta,
.results-meta,
.search-help,
.footer-copy,
.empty-copy,
.master-item-meta,
.master-status,
.manual-meta {
  margin: 0;
  font-size: 0.6rem;
  line-height: 1.8;
}

.master-status--notice.is-success {
  color: var(--ink);
}

.master-status--notice.is-error {
  color: #b42318;
}

.search-panel,
.master-controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 16px;
}

.search-row,
.filter-row,
.admin-toolbar,
.inline-actions {
  display: flex;
  gap: 16px;
  align-items: end;
  flex-wrap: wrap;
}

.search-field,
.filter-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.search-field {
  flex: 1 1 360px;
}

.filter-field {
  flex: 1 1 160px;
}

.field-label {
  color: var(--muted);
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
}

input,
select {
  min-height: 44px;
  padding: 0 12px;
}

textarea {
  min-height: 240px;
  padding: 14px;
  resize: vertical;
  line-height: 1.7;
}

input::placeholder,
textarea::placeholder {
  color: #9a9a9a;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--ink);
}

.primary-button,
.secondary-button,
.manual-link,
.manual-unavailable {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  text-decoration: none;
  white-space: nowrap;
}

.primary-button,
.secondary-button {
  cursor: pointer;
}

.primary-button {
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #ffffff;
}

.secondary-button,
.manual-link {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
}

.secondary-button:hover,
.manual-link:hover {
  border-color: var(--ink);
}

.primary-button:disabled,
.secondary-button:disabled {
  opacity: 0.5;
  cursor: wait;
}

.link-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
}

.manual-link.is-save {
  border-color: var(--ink);
  background: var(--ink);
  color: #ffffff;
}

.manual-link.is-save .link-icon {
  border-radius: 999px;
  background: #ffffff;
  color: var(--ink);
}

.search-help {
  max-width: 52rem;
}

.product-list {
  display: flex;
  flex-direction: column;
}

.product-card {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.product-name,
.empty-title {
  margin: 8px 0 0;
  font-weight: 500;
  line-height: 1.2;
}

.product-name {
  font-size: 1rem;
}

.product-model {
  margin: 12px 0 0;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.manual-heading {
  margin-bottom: 10px;
}

.manual-list {
  border-top: 1px solid var(--line);
}

.manual-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.manual-title {
  margin-bottom: 5px;
  font-size: 0.96rem;
  font-weight: 700;
}

.manual-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.manual-unavailable {
  border: 1px solid var(--line);
  color: var(--muted);
}

.empty-state {
  padding-top: 22px;
}

.empty-state[hidden] {
  display: none;
}

.empty-title {
  font-size: 1.28rem;
}

.site-footer {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links {
  margin: 0;
}

.footer-link {
  color: var(--ink);
  text-decoration: none;
}

.footer-link:hover {
  color: var(--red);
}

.policy-intro {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.policy-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
}

.policy-blocks {
  border-top: 1px solid var(--line-strong);
  padding-top: 22px;
}

.policy-block {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0 0 20px;
  border-bottom: 1px solid var(--line);
}

.noscript-note {
  position: fixed;
  right: 16px;
  bottom: 16px;
  max-width: min(24rem, calc(100vw - 32px));
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: #ffffff;
}

.master-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 26px;
  padding-top: 22px;
}

.master-sidebar,
.master-editor {
  min-width: 0;
}

.master-sidebar {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.master-product-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.master-product-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  padding: 12px 0;
  border: none;
  border-bottom: 1px solid var(--line);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.master-product-item.is-current {
  color: var(--ink);
}

.master-editor-head {
  padding-bottom: 16px;
}

.master-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.master-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.master-grid-wide {
  grid-column: 1 / -1;
}

.manual-editor-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.manual-card {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.master-empty {
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.export-panel[hidden] {
  display: none;
}

.export-output {
  margin-top: 16px;
  font-family: "Aptos Mono", "Cascadia Mono", "Consolas", monospace;
  font-size: 0.88rem;
}

@media (max-width: 860px) {
  .product-card,
  .master-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1040px);
    padding-top: 18px;
  }

  .site-header,
  .search-head,
  .results-header,
  .master-panel-head,
  .master-editor-head,
  .export-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .search-row,
  .filter-row,
  .admin-toolbar,
  .master-grid,
  .manual-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .manual-actions {
    justify-content: flex-start;
  }

  .site-nav {
    gap: 14px;
  }
}