:root {
  color-scheme: light;
  --ink: #16191e;
  --muted: #5b6471;
  --blue: #175ed6;
  --blue-wash: #eaf1fc;
  --paper: #fff;
  --ground: #f4f5f6;
  --line: #dfe3e7;
  --amber: #ffb21c;
  --amber-ink: #272116;
  --good: #28744c;
  --danger: #a22f2a;
  --radius: 8px;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; min-width: 320px; background: var(--ground); color: var(--ink); font-size: 15px; line-height: 1.45; }
body:not(.is-authenticated) > .topbar, body:not(.is-authenticated) > .page { display: none; }
body:not(.is-authenticated) > .skip-link { display: none; }
.login-screen { min-height: 100dvh; display: grid; place-items: center; padding: 22px; }
.login-screen[hidden] { display: none; }
.login-panel { width: min(440px, 100%); padding: clamp(22px, 5vw, 38px); background: var(--paper); border: 1px solid var(--line); border-radius: 10px; }
.login-panel h1 { margin: 0 0 8px; font-size: 30px; }
.login-copy, .login-footnote { color: var(--muted); font-size: 13px; }
.login-copy { margin-bottom: 24px; }
.login-footnote { margin: 18px 0 0; }
.login-field { display: grid; gap: 6px; margin-bottom: 16px; font-size: 13px; font-weight: 650; }
.login-field input { width: 100%; min-height: 46px; padding: 10px 12px; border: 1px solid #abb3bc; border-radius: 5px; background: #fff; color: var(--ink); }
.login-field input:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }
.login-submit { width: 100%; margin-top: 4px; }
.login-error { margin: 0 0 12px; color: var(--danger); font-size: 13px; }
.logout-button { min-height: 40px; padding: 7px 11px; border: 1px solid #69717b; border-radius: 5px; background: transparent; color: #fff; cursor: pointer; }
.logout-button[hidden] { display: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 20; transform: translateY(-160%); background: var(--paper); color: var(--ink); padding: 12px 16px; border: 2px solid var(--blue); }
.skip-link:focus { transform: none; }
.topbar { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 0 clamp(16px, 3vw, 42px); background: var(--ink); color: #fff; }
.brand-lockup, .topbar-actions { display: flex; align-items: center; gap: 16px; min-width: 0; }
.brand-name { font-size: 17px; font-weight: 750; letter-spacing: -.04em; }
.brand-divider { width: 1px; height: 24px; background: #69717b; }
.product-area { color: #e5e8eb; font-size: 14px; }
.area-separator { color: #9099a4; padding: 0 5px; }
.shop-picker { display: grid; gap: 1px; color: #c8cdd3; font-size: 11px; }
.shop-picker select { max-width: 180px; border: 0; background: transparent; color: #fff; padding: 2px 22px 2px 0; font-weight: 650; }
.shop-picker option { color: var(--ink); background: #fff; }
.local-state { display: inline-flex; align-items: center; gap: 7px; padding: 6px 9px; border-left: 1px solid #46505a; color: #d7dde3; font-size: 12px; }
.state-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--amber); }
.page { width: min(1540px, 100%); margin: 0 auto; padding: 28px clamp(14px, 2.7vw, 40px) 44px; }
.page-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 22px; }
.eyebrow { margin: 0 0 6px; color: var(--muted); font-size: 11px; font-weight: 750; letter-spacing: .1em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 4px; font-size: clamp(28px, 3vw, 36px); line-height: 1.1; letter-spacing: -.045em; }
.heading-copy { margin: 0; color: var(--muted); }
.button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: 10px 16px; border: 1px solid transparent; border-radius: 6px; font-weight: 700; cursor: pointer; transition: background-color 140ms ease, border-color 140ms ease, transform 140ms ease; }
.button:active { transform: translateY(1px); }
.button-dark { background: var(--ink); color: #fff; }
.button-dark:hover { background: #303640; }
.button-outline { border-color: #b8c0c9; background: #fff; color: var(--ink); }
.button-outline:hover { border-color: var(--blue); color: var(--blue); }
.button-save { min-width: 150px; background: var(--amber); color: var(--amber-ink); }
.button-save:hover { background: #f5a900; }
.preview-notice { display: flex; align-items: baseline; gap: 10px; padding: 11px 14px; margin-bottom: 16px; border: 1px solid #e9c46b; background: #fff8e8; color: #453719; font-size: 13px; }
.preview-notice strong { white-space: nowrap; }
.workspace { display: grid; grid-template-columns: minmax(275px, 330px) minmax(0, 1fr); gap: 16px; align-items: start; }
.catalog-panel, .editor-panel { min-width: 0; border: 1px solid var(--line); background: var(--paper); }
.catalog-panel { position: sticky; top: 14px; padding: 18px 14px 14px; }
.catalog-heading { display: flex; align-items: center; justify-content: space-between; padding: 0 4px 12px; }
.catalog-heading h2 { margin: 0 0 2px; font-size: 18px; letter-spacing: -.02em; }
.catalog-heading p { margin: 0; color: var(--muted); font-size: 12px; }
.search-row { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 7px; }
.search-control input, .field input, .field select, .field textarea { width: 100%; min-height: 44px; padding: 10px 11px; border: 1px solid #bfc6ce; border-radius: 5px; background: #fff; color: var(--ink); }
.field input:disabled, .field select:disabled, .field textarea:disabled, .switch-field input:disabled { border-color: #d2d7dd; background: #f0f2f4; color: #515b66; cursor: not-allowed; opacity: 1; }
.search-control input::placeholder, .field input::placeholder { color: #68727e; }
.scan-button { padding-inline: 12px; }
.search-hint { margin: 7px 0 14px; color: var(--muted); font-size: 11px; }
.filter-row { display: flex; gap: 5px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.filter-chip { min-height: 36px; padding: 6px 10px; border: 1px solid transparent; border-radius: 4px; background: transparent; color: #4d5864; font-size: 12px; font-weight: 650; cursor: pointer; }
.filter-chip:hover { background: var(--ground); }
.filter-chip.is-active { border-color: #c8d8f3; background: var(--blue-wash); color: #104cae; }
.product-list { display: grid; gap: 7px; padding-top: 10px; }
.product-row { width: 100%; display: grid; grid-template-columns: 48px minmax(0,1fr); gap: 11px; padding: 10px 8px; border: 1px solid transparent; border-left: 3px solid transparent; border-radius: 4px; background: #fff; text-align: left; cursor: pointer; }
.product-row:hover { background: #f8f9fa; }
.product-row[aria-current="true"] { border-color: #d6e2f5; border-left-color: var(--blue); background: #f5f8fd; }
.product-thumb { width: 48px; height: 48px; display: grid; place-items: center; border: 1px solid #d4d9df; background: #f0f2f4; color: #24354a; font-size: 12px; font-weight: 800; letter-spacing: -.04em; }
.product-row-copy { min-width: 0; align-self: center; }
.product-row-title { display: block; overflow: hidden; color: var(--ink); font-size: 13px; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.product-row-meta { display: flex; align-items: center; gap: 7px; margin-top: 4px; color: var(--muted); font-size: 11px; }
.code-text { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-variant-numeric: tabular-nums; letter-spacing: -.025em; }
.product-row-state { color: var(--good); }
.catalog-footnote { margin-top: 18px; padding-top: 11px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.list-empty { padding: 20px 8px; color: var(--muted); font-size: 13px; }
.editor-panel { padding: 17px clamp(14px, 2vw, 28px) 0; }
.editor-topline { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; }
.back-link { display: none; min-height: 40px; padding: 6px 9px; border: 0; background: transparent; color: var(--blue); font-weight: 700; cursor: pointer; }
.record-state { color: var(--muted); font-size: 12px; }
.editor-heading { display: grid; grid-template-columns: 62px minmax(0,1fr) auto; align-items: center; gap: 15px; padding-bottom: 18px; }
.product-mark { width: 62px; height: 62px; display: grid; place-items: center; border: 1px solid #cfd5dc; background: #eef0f2; color: #23344a; font-size: 15px; font-weight: 800; letter-spacing: -.06em; }
.editor-title-wrap { min-width: 0; }
.editor-title-wrap .eyebrow { margin-bottom: 3px; }
.editor-title-wrap h2 { margin: 0 0 4px; font-size: clamp(20px, 2vw, 25px); line-height: 1.2; letter-spacing: -.035em; }
.product-meta { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 12px; }
.reference-code { color: #33445a; font-size: 12px; font-weight: 700; }
.meta-divider { height: 13px; border-left: 1px solid #aeb6c0; }
.status-text { color: var(--good); }
.status-text.is-inactive { color: var(--danger); }
.unsaved-strip { margin: -5px 0 12px; padding: 7px 10px; border-left: 3px solid var(--amber); background: #fff8e8; color: #453719; font-size: 12px; }
.editor-tabs { display: flex; flex-wrap: wrap; gap: 4px; border-bottom: 1px solid var(--line); }
.editor-tabs [role="tab"] { min-height: 46px; padding: 10px 13px; border: 0; border-bottom: 3px solid transparent; background: transparent; color: #525c68; font-size: 13px; font-weight: 700; cursor: pointer; }
.editor-tabs [role="tab"]:hover { color: var(--blue); }
.editor-tabs [role="tab"][aria-selected="true"] { border-bottom-color: var(--blue); color: #104cae; }
.tab-panel { min-height: 360px; padding: 20px 2px 24px; }
.section-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 14px; }
.section-heading h3 { margin: 0; font-size: 16px; letter-spacing: -.02em; }
.section-heading p { margin: 0; color: var(--muted); font-size: 12px; }
.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 15px 18px; }
.field { display: grid; align-content: start; gap: 6px; min-width: 0; color: #303944; font-size: 12px; font-weight: 700; }
.field > span { display: flex; justify-content: space-between; gap: 8px; }
.field small { color: var(--muted); font-weight: 450; }
.field textarea { min-height: 94px; resize: vertical; }
.field-wide { grid-column: 1 / -1; }
.field-hint { color: var(--muted); font-size: 11px; font-weight: 450; }
.switch-field { display: flex; align-items: center; justify-content: space-between; gap: 15px; min-height: 58px; padding: 11px 12px; border: 1px solid var(--line); background: #fff; }
.switch-copy { display: grid; gap: 2px; font-size: 13px; font-weight: 700; }
.switch-copy small { color: var(--muted); font-size: 11px; font-weight: 450; }
.switch-field input { width: 21px; height: 21px; accent-color: var(--blue); }
.subsection { margin-top: 22px; padding-top: 17px; border-top: 1px solid var(--line); }
.subsection h4 { margin: 0 0 12px; font-size: 14px; }
.price-row { display: grid; grid-template-columns: minmax(0,1fr) 170px 120px; gap: 10px; align-items: center; padding: 11px 0; border-top: 1px solid #e7eaed; font-size: 12px; }
.price-row:first-of-type { border-top: 0; }
.price-row .field { font-size: 11px; }
.money-field { position: relative; }
.money-field input { padding-right: 43px; }
.money-field span { position: absolute; right: 10px; top: 12px; color: var(--muted); font-weight: 500; }
.table-wrap { width: 100%; overflow-x: auto; border: 1px solid var(--line); }
.variant-table { width: 100%; min-width: 610px; border-collapse: collapse; text-align: left; font-size: 12px; }
.variant-table th { padding: 10px 11px; background: #f5f6f7; color: #4e5965; font-size: 11px; font-weight: 700; }
.variant-table td { padding: 10px 11px; border-top: 1px solid var(--line); vertical-align: middle; }
.variant-table input { width: 100%; min-width: 95px; min-height: 39px; padding: 7px 8px; border: 1px solid #c4cbd3; border-radius: 4px; }
.color-chip { display: inline-block; width: 13px; height: 13px; margin-right: 6px; border: 1px solid #9ba3ac; border-radius: 50%; vertical-align: -2px; }
.color-dark { background: #27313d; }
.color-light { background: #f6f5f1; }
.table-caption { margin: 8px 0 0; color: var(--muted); font-size: 11px; }
.upload-zone { display: grid; justify-items: center; gap: 8px; min-height: 178px; padding: 24px; border: 1px dashed #9faab6; background: #fafbfc; text-align: center; }
.image-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); gap: 12px; margin: 8px 0 20px; }
.image-gallery figure { margin: 0; min-width: 0; }
.image-gallery img { display: block; width: 100%; aspect-ratio: 1; object-fit: contain; border: 1px solid var(--line); border-radius: 5px; background: #fff; }
.image-gallery figcaption { padding-top: 6px; color: var(--muted); font-size: 12px; }
.upload-preview { display: none; max-width: min(100%, 260px); max-height: 180px; object-fit: contain; }
.upload-zone.has-preview .upload-preview { display: block; }
.upload-title { margin: 0; font-weight: 750; }
.upload-copy { margin: 0; color: var(--muted); font-size: 12px; }
.upload-input { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.upload-label { min-height: 44px; display: inline-flex; align-items: center; padding: 8px 13px; border: 1px solid #aeb8c2; border-radius: 5px; background: #fff; font-size: 12px; font-weight: 700; cursor: pointer; }
.upload-label:hover { border-color: var(--blue); color: var(--blue); }
.stock-summary { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 10px; margin-bottom: 18px; }
.stock-cell { padding: 13px; border: 1px solid var(--line); background: #fff; }
.stock-cell span { display: block; color: var(--muted); font-size: 11px; }
.stock-cell strong { display: block; margin-top: 3px; font-size: 22px; font-variant-numeric: tabular-nums; }
.shop-list { display: grid; gap: 8px; }
.shop-row { display: flex; align-items: center; gap: 10px; min-height: 48px; padding: 9px 11px; border: 1px solid var(--line); background: #fff; font-size: 13px; }
.shop-row input { width: 19px; height: 19px; accent-color: var(--blue); }
.shop-row small { margin-left: auto; color: var(--muted); font-size: 11px; }
.scope-note { margin-top: 12px; padding: 10px 12px; border-left: 3px solid var(--blue); background: #f4f7fb; color: #364658; font-size: 12px; }
.editor-footer { display: flex; justify-content: space-between; gap: 12px; padding: 11px 2px 13px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.editor-footer b { color: var(--danger); }
.toast { position: fixed; right: 20px; bottom: 20px; z-index: 50; max-width: min(440px, calc(100vw - 32px)); padding: 12px 15px; transform: translateY(20px); opacity: 0; border: 1px solid #263b56; background: #18283b; color: #fff; font-size: 13px; pointer-events: none; transition: opacity 160ms ease, transform 160ms ease; }
.toast.is-visible { transform: none; opacity: 1; }
.image-gallery figure { display: grid; align-content: start; gap: 6px; }
.image-delete { width: 100%; min-height: 40px; color: var(--danger); font-size: 12px; }
.variant-table select { width: 150px; min-height: 40px; padding: 7px; border: 1px solid #c4cbd3; border-radius: 4px; background: #fff; }
:focus-visible { outline: 3px solid #175ed6; outline-offset: 3px; }
@media (max-width: 1020px) {
  .workspace { grid-template-columns: minmax(250px, 290px) minmax(0,1fr); gap: 10px; }
  .editor-panel { padding-inline: 15px; }
  .editor-heading { grid-template-columns: 54px minmax(0,1fr); }
  .product-mark { width: 54px; height: 54px; }
  .editor-heading .button-save { grid-column: 2; justify-self: start; }
  .editor-tabs [role="tab"] { padding-inline: 9px; }
}
@media (max-width: 760px) {
  .topbar { min-height: 60px; padding-inline: 14px; }
  .topbar-actions { gap: 8px; }
  .logout-button { min-height: 44px; padding-inline: 9px; font-size: 12px; }
  .local-state { gap: 0; padding: 0; border: 0; font-size: 0; }
  .state-dot { width: 9px; height: 9px; }
  .shop-picker select { max-width: 130px; font-size: 12px; }
  .page { padding: 21px 12px 24px; }
  .page-heading { align-items: center; margin-bottom: 15px; }
  .page-heading h1 { font-size: 28px; }
  .heading-copy { max-width: 230px; font-size: 13px; }
  .page-heading .button { min-height: 44px; padding-inline: 11px; font-size: 12px; }
  .preview-notice { display: grid; gap: 2px; margin-bottom: 10px; font-size: 12px; }
  .workspace { display: block; }
  .catalog-panel, .editor-panel { position: static; }
  .workspace.is-editor .catalog-panel { display: none; }
  .workspace.is-catalog .editor-panel { display: none; }
  .catalog-panel { padding: 15px 12px 12px; }
  .editor-panel { padding: 13px 13px 0; }
  .editor-topline { margin-bottom: 10px; }
  .back-link { display: inline-flex; align-items: center; }
  .record-state { font-size: 11px; }
  .editor-heading { grid-template-columns: 47px minmax(0,1fr); gap: 10px; padding-bottom: 13px; }
  .product-mark { width: 47px; height: 47px; font-size: 12px; }
  .editor-title-wrap h2 { font-size: 19px; }
  .editor-title-wrap .eyebrow { font-size: 10px; }
  .product-meta { flex-wrap: wrap; gap: 6px; font-size: 11px; }
  .reference-code { font-size: 11px; }
  .editor-heading .button-save { grid-column: 1 / -1; width: 100%; min-height: 48px; }
  .editor-tabs { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 2px; }
  .editor-tabs [role="tab"] { min-height: 44px; padding: 7px 3px; border: 1px solid transparent; border-bottom: 2px solid transparent; font-size: 11px; }
  .editor-tabs [role="tab"][aria-selected="true"] { border-color: #d6e2f5; border-bottom-color: var(--blue); background: #f5f8fd; }
  .tab-panel { min-height: 300px; padding: 16px 0 20px; }
  .section-heading { display: block; }
  .section-heading p { margin-top: 4px; }
  .field-grid { grid-template-columns: minmax(0,1fr); gap: 13px; }
  .field-wide { grid-column: auto; }
  .price-row { grid-template-columns: minmax(0,1fr) minmax(110px, 140px); gap: 7px; }
  .price-row > :last-child { grid-column: 2; }
  .stock-summary { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .editor-footer { display: grid; gap: 3px; }
  .toast { right: 12px; bottom: 12px; }
}
@media (max-width: 380px) {
  .local-state { display: none; }
  .brand-lockup { gap: 9px; }
  .brand-name { font-size: 15px; }
  .product-area { font-size: 12px; }
  .shop-picker select { max-width: 105px; }
  .heading-copy { max-width: 195px; }
  .page-heading .button { padding-inline: 9px; }
  .price-row { grid-template-columns: minmax(0,1fr) minmax(100px, 120px); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}