/**
 * 设计 token（见 docs/spec/09-工作台前端.md §2、§9、§14）
 * -----------------------------------------------------------------------------
 * 视觉基准：用户提供的《外贸表单后台样板页.jpg》。
 * 深浅色：共享外观包提供文字色，其余颜色 token 用 light-dark() 成对声明（浅色在前、深色在后），
 * 跟随根元素的 color-scheme —— 不再另写一套深色变量。
 *   浅色底 → 页面背景/正文/次要文字/品牌与语义色的取值
 *   深色底 → 同一批 token 的深色取值（对比度按 WCAG AA 校验）
 * 动效 token 统一时长/缓动/位移，全站只从这里取值。
 */

/* ---- 可动画的自定义属性（@property）：让颜色/位移/圆角能被过渡与关键帧插值 ---- */
@property --motion-lift {
  syntax: '<length>';
  inherits: false;
  initial-value: 0px;
}

@property --motion-shift {
  syntax: '<length>';
  inherits: false;
  initial-value: 0px;
}

@property --motion-progress {
  syntax: '<number>';
  inherits: false;
  initial-value: 0;
}

@property --motion-accent {
  syntax: '<color>';
  inherits: false;
  initial-value: transparent;
}

:root {
  --touch-target: 44px;
  /* 默认跟随系统；用户显式选浅/深时，由下方 :root[data-theme=…] 规则覆盖（属性由首帧引导脚本写入） */
  color-scheme: light dark;

  --control-border: light-dark(#737f79, #8caaa0);

  /* 文字 */
  --ink-900: var(--appearance-text);
  --ink-600: var(--appearance-secondary);
  --ink-400: var(--appearance-muted);
  /* The sidebar is a dark surface in either color scheme. */
  --on-dark-muted: light-dark(#c4d3cc, #c4d3cc);

  /* 画布与面 */
  --canvas: light-dark(#f4f6f4, #121715);
  --surface: light-dark(#ffffff, #1a211f);
  --surface-sunken: light-dark(#eef1ee, #212a27);
  --line: light-dark(#e2e7e4, #3c4b45);
  --line-strong: light-dark(#cdd6d1, #657a70);

  /* 品牌 */
  --brand-700: light-dark(#123c33, #0d2b25);
  --brand-800: light-dark(#0d2f28, #081d19);
  --brand-600: light-dark(#1b5c4d, #5fbfa0);
  --brand-500: light-dark(#2f7d68, #7fd0b4);
  --brand-050: light-dark(#e7f1ec, #1d332c);
  --brand-100: light-dark(#d3e6de, #24453c);
  /* 压在品牌色上的前景色：深色下品牌色变浅，前景色必须跟着变，否则白字看不清 */
  --on-brand: light-dark(#ffffff, #0d2b25);

  /* 语义色 */
  --warn-700: light-dark(#9a5b00, #e0a44a);
  --warn-050: light-dark(#fdf3e2, #33291a);
  --warn-line: light-dark(#f0d9b4, #4a3a22);
  --danger-600: light-dark(#b3261e, #f28b82);
  --danger-050: light-dark(#fdeceb, #331c1b);
  --ok-600: light-dark(#2e7d32, #81c784);
  --ok-050: light-dark(#eaf6ea, #1c2f1d);

  /* 派生色：color-mix 混色（现代 CSS） */
  --brand-soft: color-mix(in oklab, var(--brand-600) 12%, var(--surface));
  --brand-ring: color-mix(in oklab, var(--brand-500) 35%, transparent);
  --shadow-tint: color-mix(in oklab, var(--ink-900) 10%, transparent);

  /* 尺度 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --sidebar-w: 264px;
  --topbar-h: max(56px, 3.5rem);
  --shadow-1: 0 1px 2px var(--shadow-tint);
  --shadow-2: 0 8px 24px var(--shadow-tint);
  --shadow-3: 0 18px 48px var(--shadow-tint);

  /* 字体 */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Noto Sans SC',
    'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;

  /* ---- 动效 token：全站只从这里取时长/缓动/位移 ---- */
  --dur-1: 120ms;
  --dur-2: 200ms;
  --dur-3: 320ms;
  --dur-4: 480ms;
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --ease-emphasized: cubic-bezier(0.3, 0, 0, 1);
  --ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
  --ease-exit: cubic-bezier(0.4, 0, 0, 1);
  --shift-1: 4px;
  --shift-2: 10px;
  --shift-3: 20px;
  --lift-1: 2px;
  --lift-2: 6px;
}

/* 锁定深浅（用户显式选择）：覆盖 color-scheme 即可，token 不用另写一套 */
:root[data-theme='light'] {
  color-scheme: light;
}

:root[data-theme='dark'] {
  color-scheme: dark;
}
/* Actions preserve their authored first line. Only measured continuation items consume free space. */
:where([data-ui-actions], [data-ui-meta]) {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2, .5rem);
  min-inline-size: 0;
  max-inline-size: 100%;
}
:where([data-ui-actions], [data-ui-meta]) > * { min-inline-size: 0; max-inline-size: 100%; }
:where([data-ui-meta]) { justify-content: end; justify-self: end; margin-inline-start: auto; text-align: end; overflow-wrap: anywhere; }
:where([data-ui-actions]) > [data-ui-meta] { margin-inline-start: 0; }
[data-ui-actions][data-ui-wrap-start], [data-ui-actions] [data-ui-wrap-start] { margin-inline-start: auto; }
[data-ui-actions][hidden], [data-ui-meta][hidden] { display: none; }
:where([data-ui-actions], [data-ui-meta]):empty { display: none; }
[data-ui-actions][popover]:not(:popover-open), [data-ui-meta][popover]:not(:popover-open),
dialog[data-ui-actions]:not([open]), dialog[data-ui-meta]:not([open]) { display: none; }
/* Shared control dimensions and interaction states; surfaces consume one sizing contract. */
:root{--ui-control-size:max(44px,2.75rem);--ui-control-font-size:.875rem}
:where(input:not([type=checkbox],[type=radio],[type=range]),textarea):focus-visible{outline:2px solid var(--appearance-accent,Highlight);outline-offset:-2px;box-shadow:none}
@media(any-pointer:coarse){:is(button,.btn,.catalog-button,input,textarea,select,[contenteditable=true]){font-size:max(16px,1em)!important}}
:where(button,[role=button]):is([aria-expanded=true],[aria-pressed=true],[aria-selected=true],[aria-checked=true],[aria-current=page],[data-state=open]):not(:disabled),:where(button,[role=button])[aria-busy=true]{--control-state-bg:color-mix(in srgb,var(--appearance-accent,Highlight) 18%,var(--surface,Canvas));--control-state-ink:var(--appearance-text,CanvasText)}
:root {
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
  color-scheme: light dark;
  font-size: calc(100% * var(--ui-font-scale, 1));
  --ui-line-height: 1.5;
  --appearance-text: light-dark(#13211d, #f5faf7);
  --appearance-secondary: light-dark(#4a5c56, #d1ddd7);
  --appearance-muted: light-dark(#5f6f68, #becdc7);
  --appearance-placeholder: light-dark(#a5ada8, #58655e);
  --appearance-accent: var(--brand-600, Highlight);
  --appearance-favorite-fill:light-dark(#f4b936,#f7c65b);
  --appearance-favorite-stroke:light-dark(#946200,#f7c65b);
}
/* WebKit focuses small editable text by zooming toward 16 CSS px. This is a
   shared input-size floor, including contenteditable; user page zoom stays enabled. */
@media (any-pointer: coarse) {
  :is(input,textarea,select,[contenteditable=true]) { font-size:max(16px,1em) !important; }
}
.appearance-trigger, .appearance-dialog, .appearance-dialog *, .appearance-controls, .appearance-controls * { box-sizing: border-box; }
.appearance-trigger--default, .appearance-controls button { font: inherit; line-height: var(--ui-line-height); color: inherit; min-height: var(--ui-control-size); border: 1px solid var(--line-strong, ButtonBorder); border-radius: .5rem; background: var(--control-state-bg,var(--surface, Canvas)); padding: .5em .8em; cursor: pointer; overflow-wrap: normal; word-break: keep-all; }
.appearance-trigger--default { display: inline-flex; align-items: center; justify-content: center; gap: .5em; color: var(--ink-900, var(--appearance-text, CanvasText)); width: var(--ui-control-size); height: var(--ui-control-size); min-width: var(--ui-control-size); padding: 9px; max-width: 100%; }
.appearance-trigger--default > svg { width: 24px; height: 24px; flex: none; }
.appearance-dialog { color: var(--ink-900, var(--appearance-text, CanvasText)); background: var(--surface, Canvas); border: 1px solid var(--line-strong, ButtonBorder); border-radius: 1rem; width: min(42rem, calc(100vw - 24px)); padding: clamp(12px, 3vw, 24px); }

.appearance-dialog > header { display: flex; flex: none; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 1rem; }
.appearance-dialog h2 { font-size: 1.25rem; line-height: var(--ui-line-height); margin: 0; overflow-wrap: anywhere; }
.appearance-controls { display: grid; gap: 1.5rem; text-align: start; font-size: .9375rem; }
.appearance-controls fieldset { min-width: 0; padding: 0; margin: 0; border: 0; }
.appearance-controls legend { font-size: 1rem; font-weight: 650; padding: 0; margin-bottom: .75rem; }
.appearance-controls p { margin: .75rem 0; line-height: 1.6; color: var(--ink-600, var(--appearance-secondary, CanvasText)); overflow-wrap: anywhere; }
.appearance-theme { container:appearance-theme / inline-size; display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:4px; }
.appearance-controls button[aria-checked=true], .appearance-controls button[aria-pressed=true] { border-color: var(--brand-600, Highlight); }
.appearance-size { padding: clamp(12px, 2.5vw, 20px); border: 1px solid var(--line, ButtonBorder); border-radius: .875rem; background: var(--surface-sunken, Canvas); }
.appearance-size__header { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; }
.appearance-size__value { display: inline-flex; align-items: baseline; gap: .08em; font-size: 1.75rem; line-height: 1.5; font-weight: 650; font-variant-numeric: tabular-nums; color: var(--ink-900, var(--appearance-text, CanvasText)); }
.appearance-size__value > span { font-size: .5em; font-weight: 500; color: var(--ink-600, var(--appearance-secondary, CanvasText)); }
.appearance-controls .appearance-reset { display: inline-flex; align-items: center; justify-content: center; gap: .4em; padding: .375em .5em; border-color: transparent; background: transparent; font-size: .8125rem; color: var(--ink-600, var(--appearance-secondary, CanvasText)); }
.appearance-reset svg { flex: none; width: 1em; height: 1em; }
.appearance-controls .appearance-reset:disabled { opacity: 1; cursor: default; color: var(--ink-400, var(--appearance-muted, CanvasText)); }
.appearance-reset:not(:disabled):hover { color: var(--ink-900, var(--appearance-text, CanvasText)); background: var(--surface, Canvas); border-color: var(--line-strong, ButtonBorder); }
.appearance-slider { display: grid; grid-template-columns: minmax(0, 1fr); align-items: center; gap: 12px; margin-top: .5rem; }
.appearance-controls input[type=range] { --appearance-track-height: 6px; --appearance-thumb-size: clamp(22px, 1.375rem, 32px); appearance: none; -webkit-appearance: none; display: block; width: 100%; min-width: 0; height: max(44px, 2.75rem); margin: 0; padding: 0; background: transparent; cursor: ew-resize; accent-color: var(--appearance-accent); }
.appearance-controls input[type=range]::-webkit-slider-runnable-track { height: var(--appearance-track-height); border-radius: 999px; background: linear-gradient(var(--appearance-range-direction,to right), var(--appearance-accent) 0 var(--appearance-range-progress), var(--line-strong, ButtonBorder) var(--appearance-range-progress) 100%); }
.appearance-controls input[type=range]:dir(rtl){--appearance-range-direction:to left}
.appearance-controls input[type=range]::-moz-range-track { height: var(--appearance-track-height); border-radius: 999px; background: var(--line-strong, ButtonBorder); }
.appearance-controls input[type=range]::-moz-range-progress { height: var(--appearance-track-height); border-radius: 999px; background: var(--appearance-accent); }
.appearance-controls input[type=range]::-webkit-slider-thumb { appearance: none; -webkit-appearance: none; width: var(--appearance-thumb-size); height: var(--appearance-thumb-size); margin-top: calc((var(--appearance-track-height) - var(--appearance-thumb-size)) / 2); border: 3px solid var(--surface, Canvas); border-radius: 50%; background: var(--appearance-accent); box-shadow: 0 0 0 1px var(--appearance-accent), 0 2px 5px rgb(0 0 0 / 20%); }
.appearance-controls input[type=range]::-moz-range-thumb { width: var(--appearance-thumb-size); height: var(--appearance-thumb-size); border: 3px solid var(--surface, Canvas); border-radius: 50%; background: var(--appearance-accent); box-shadow: 0 0 0 1px var(--appearance-accent), 0 2px 5px rgb(0 0 0 / 20%); box-sizing: border-box; }
.appearance-controls input[type=range]:focus-visible, .appearance-controls button:focus-visible { outline: 2px solid var(--appearance-accent); outline-offset: 4px; border-radius: .5rem; }
.appearance-controls .appearance-preview { margin: 1rem 0 0; padding: 1rem 1.125rem; border-inline-start: 3px solid var(--appearance-accent); background: var(--brand-050, Canvas); color: var(--ink-900, var(--appearance-text, CanvasText)); border-radius: 0 .5rem .5rem 0; }
.appearance-preview figcaption { margin-bottom: .375rem; font-size: .6875rem; font-weight: 600; letter-spacing: .06em; color: var(--ink-600, var(--appearance-secondary, CanvasText)); }
.appearance-controls .appearance-preview p { margin: 0; color: inherit; font-size: 1rem; line-height: 1.6; }
@media print { :root { font-size: 100%; } .appearance-trigger, .appearance-dialog { display: none !important; } }
.appearance-ruler__ticks { position: relative; height: 2.25rem; margin-inline: calc(clamp(22px, 1.375rem, 32px) / 2); }
.appearance-ruler__ticks > span { position: absolute; inset-inline-start: var(--tick-position); inset-block-start: 0; display: grid; justify-items: center; gap: 4px; transform: translateX(-50%); }
.appearance-ruler__ticks > span:dir(rtl){transform:translateX(50%)}
.appearance-ruler__ticks i { display: block; width: 1px; height: 8px; background: var(--ink-600, var(--appearance-secondary, CanvasText)); }
.appearance-ruler__ticks small { font-size: 10px; line-height: 1.4; font-variant-numeric: tabular-nums; }
.appearance-controls .appearance-ruler__hint { font-size: .75rem; margin-block: .5rem; }
.appearance-ruler__samples { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 132px), 1fr)); gap: 8px; }
.appearance-controls .appearance-ruler__sample { display: grid; justify-items: start; align-content: center; min-height: 80px; min-width: 0; padding: 10px; gap: 4px; text-align: start; border-radius: .625rem; }
.appearance-ruler__sample > small { font-size: 12px; font-variant-numeric: tabular-nums; line-height: 1.5; }
.appearance-ruler__sample > span { line-height: 1.5; white-space: nowrap; }

.appearance-theme button { display:flex; min-width:0; max-width:100%; align-items:center; justify-content:center; gap:4px; padding:6px 2px; }
.appearance-theme button svg { width:18px; height:18px; flex-shrink:0; }
.appearance-theme__label { min-width:0; max-width:100%; overflow-wrap:normal; word-break:keep-all; }
.appearance-theme__short { display:none; }
@container appearance-theme (width < 20em) {
  .appearance-theme button { flex-direction:column; gap:2px; }
  .appearance-theme button:lang(en) { font-size:min(1em,9cqi); }
}
@container appearance-theme (width < calc(12em + 30px)) {
  .appearance-theme button:lang(zh) .appearance-theme__full { display:none; }
  .appearance-theme button:lang(zh) .appearance-theme__short { display:inline; }
}

.appearance-trigger--default.appearance-trigger--label{width:auto;max-width:100%;height:auto;gap:8px;padding:8px 12px}

.appearance-controls[data-drag-anchored=true]{font-size:var(--drag-font-size)}
/* 基础排版与重置（见 docs/spec/09-工作台前端.md §2.3、§8） */

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

html,
body,
#root {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  line-height: var(--ui-line-height);
  color: var(--ink-900);
  background: var(--canvas);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
p,
figure {
  margin: 0;
}

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

a {
  color: var(--brand-600);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* 数字一律等宽对齐 */
.num,
input[type='number'],
input[type='date'],
td.num,
th.num {
  font-variant-numeric: tabular-nums;
}

/* 眉标：页头与卡片上方的小标签 */
.eyebrow {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-400);
  font-weight: 600;
}

.muted {
  color: var(--ink-400);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* 滚动条：与整体色调一致 */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
}

*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

*::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 999px;
  border: 3px solid transparent;
  background-clip: content-box;
}
/* One layout for empty content, explanatory text and follow-up actions. */
.empty {
  animation: empty-state-enter var(--dur-3, 160ms) var(--ease-standard, ease) both;
  display: grid;
  place-items: center;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-4);
  text-align: center;
  color: var(--ink-400);
}

.empty__title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink-600);
}

.empty__hint {
  font-size: .875rem;
  max-width: 100%;
  line-height: 1.7;
}
.empty__title > *, .empty__hint > * { margin: 0; }
.empty__icon { display: flex; align-items: center; justify-content: center; }
.empty__icon > svg { width: 3rem; height: 3rem; }.empty__actions{ display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); padding-block-start: .5rem; }


@keyframes empty-state-enter { from { opacity: 0; translate: 0 4px; } to { opacity: 1; translate: none; } }
@media (prefers-reduced-motion: reduce) { .empty { animation: none; } }
/* Actions preserve their authored first line. Only measured continuation items consume free space. */
:where([data-ui-actions], [data-ui-meta]) {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2, .5rem);
  min-inline-size: 0;
  max-inline-size: 100%;
}
:where([data-ui-actions], [data-ui-meta]) > * { min-inline-size: 0; max-inline-size: 100%; }
:where([data-ui-meta]) { justify-content: end; justify-self: end; margin-inline-start: auto; text-align: end; overflow-wrap: anywhere; }
:where([data-ui-actions]) > [data-ui-meta] { margin-inline-start: 0; }
[data-ui-actions][data-ui-wrap-start], [data-ui-actions] [data-ui-wrap-start] { margin-inline-start: auto; }
[data-ui-actions][hidden], [data-ui-meta][hidden] { display: none; }
:where([data-ui-actions], [data-ui-meta]):empty { display: none; }
[data-ui-actions][popover]:not(:popover-open), [data-ui-meta][popover]:not(:popover-open),
dialog[data-ui-actions]:not([open]), dialog[data-ui-meta]:not([open]) { display: none; }
/* Shared control dimensions and interaction states; surfaces consume one sizing contract. */
:root{--ui-control-size:max(44px,2.75rem);--ui-control-font-size:.875rem}
:where(input:not([type=checkbox],[type=radio],[type=range]),textarea):focus-visible{outline:2px solid var(--appearance-accent,Highlight);outline-offset:-2px;box-shadow:none}
@media(any-pointer:coarse){:is(button,.btn,.catalog-button,input,textarea,select,[contenteditable=true]){font-size:max(16px,1em)!important}}
:where(button,[role=button]):is([aria-expanded=true],[aria-pressed=true],[aria-selected=true],[aria-checked=true],[aria-current=page],[data-state=open]):not(:disabled),:where(button,[role=button])[aria-busy=true]{--control-state-bg:color-mix(in srgb,var(--appearance-accent,Highlight) 18%,var(--surface,Canvas));--control-state-ink:var(--appearance-text,CanvasText)}
/* 通用组件（见 docs/spec/09-工作台前端.md §4、§5、§7） */

/* ---------------- 按钮 ---------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: var(--ui-control-size);
  max-width: 100%;
  height: auto;
  padding: .4em 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--control-state-bg, var(--surface));
  color: var(--control-state-ink, var(--ink-900));
  font-size: var(--ui-control-font-size);
  font-weight: 500;
  cursor: pointer;
  white-space: normal;
  overflow-wrap: normal;
  word-break:keep-all;
  line-height: var(--ui-line-height);
  transition:
    background var(--dur-1) var(--ease-standard),
    border-color var(--dur-1) var(--ease-standard),
    color var(--dur-1) var(--ease-standard),
    box-shadow var(--dur-2) var(--ease-standard),
    transform var(--dur-1) var(--ease-standard);
}

/* 触摸端不依赖 hover：按压反馈用 :active */
.btn:active {
  transform: scale(0.97);
}

.btn:focus-visible,
.topbar__action:focus-visible,
.locale-switch button:focus-visible,
.nav-item:focus-visible {
  outline: 2px solid var(--brand-500);
  outline-offset: 2px;
}

.btn:hover:not(:disabled) {
  border-color: var(--line-strong);
  background: var(--control-state-bg, var(--surface-sunken));
}

.btn:disabled {
  color: var(--control-state-ink, var(--ink-600));
  background: var(--control-state-bg, var(--surface-sunken));
  border-color: var(--line);
  cursor: not-allowed;
}

.btn--primary {
  background: var(--control-state-bg, var(--brand-600));
  border-color: var(--brand-600);
  color: var(--control-state-ink, var(--on-brand));
}

.btn--primary:hover:not(:disabled) {
  background: var(--control-state-bg, var(--brand-500));
  border-color: var(--brand-500);
  box-shadow: 0 6px 18px var(--brand-ring);
  transform: translateY(-1px);
}

.btn--primary:active {
  transform: translateY(0) scale(0.97);
}

.btn--ghost {
  border-color: transparent;
  background: var(--control-state-bg, transparent);
  color: var(--control-state-ink, var(--ink-600));
}

.btn--ghost:hover:not(:disabled) {
  background: var(--control-state-bg, var(--surface-sunken));
  color: var(--control-state-ink, var(--ink-900));
}

.btn--ghost:disabled {
  border-color: transparent;
  background: transparent;
  opacity: .4;
}

.btn--danger {
  color: var(--control-state-ink, var(--danger-600));
  border-color: var(--line);
}

.btn--danger:hover:not(:disabled) {
  background: var(--control-state-bg, var(--danger-050));
  border-color: var(--control-state-ink, var(--danger-600));
}

.btn--sm {
  min-height: max(28px, 1.75rem);
  padding: .3em 10px;
  font-size: 0.78125rem;
}

.btn--icon {
  width: var(--ui-control-size);
  min-width: var(--ui-control-size);
  min-height: var(--ui-control-size);
  padding: 0;
}

/* ---------------- 卡片 ---------------- */

.card {
  min-width: 0;
  background: var(--control-state-bg, var(--surface));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  transition:
    box-shadow var(--dur-2) var(--ease-standard),
    transform var(--dur-2) var(--ease-standard),
    border-color var(--dur-2) var(--ease-standard);
}

@media (hover: hover) and (pointer: fine) {
  .card--interactive:hover {
    transform: translateY(calc(-1 * var(--lift-1)));
    box-shadow: var(--shadow-2);
    border-color: var(--line-strong);
  }
}

/* 列表 → 详情 的共享元素：卡片外壳 */
.card--shell {
  view-transition-name: card-shell;
}

.card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4) 0;
}

.card__title {
  font-size: 0.9375rem;
  font-weight: 600;
}

.card__sub {
  font-size: 0.78125rem;
  color: var(--ink-400);
  margin-top: 2px;
}

.card__body {
  min-width: 0;
  padding: var(--space-4);
}

.card__body--flush {
  padding: 0;
}

/* ---------------- 表单 ---------------- */

.input,
.select,
.textarea {
  width: 100%;
  min-width: 0;
  --control-height: var(--ui-control-size);
  height: var(--control-height);
  padding: 0 12px;
  border: 1px solid var(--control-border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink-900);
  font-size: var(--ui-control-font-size);
  outline: none;
  transition:
    border-color var(--dur-1) var(--ease-standard),
    box-shadow var(--dur-2) var(--ease-standard),
    background var(--dur-2) var(--ease-standard);
}

.textarea {
  height: auto;
  min-height: 76px;
  padding: 8px 10px;
  resize: vertical;
  line-height: 1.5;
}

:is(.input, .select, .textarea):focus:not(:where(.material-field__control *)) {
  border-color: var(--brand-500);
  box-shadow: 0 0 0 1px var(--brand-500);
}

.input[aria-invalid='true'],
.select[aria-invalid='true'],
.textarea[aria-invalid='true'] {
  border-color: var(--danger-600);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--ink-400);
  opacity: 1;
}

.relation-picker { position: relative; width: 100%; }
.relation-picker > .input { padding-inline-end: 3rem; }
.relation-picker__clear { position: absolute; inset-inline-end: 0; top: 0; height: 100%; min-width: 44px; display: grid; place-items: center; border: 0; color: var(--ink-600); background: transparent; cursor: pointer; }
.relation-picker__panel { position: absolute; inset-inline: 0; top: 100%; z-index: 10; padding: var(--space-3); border: 1px solid var(--line-strong); border-radius: var(--radius-md); background: var(--surface); box-shadow: var(--shadow-2); max-height: min(24rem, 50dvh); overflow: auto; }
.relation-picker__hint { color: var(--ink-600); font-size: .8125rem; padding-block-end: var(--space-2); }
.relation-picker__option { display: block; width: 100%; padding: .65em .5em; text-align: start; font: inherit; color: var(--ink-900); background: var(--surface); border: 0; cursor: pointer; }
.relation-picker__option:is(:hover,[aria-selected='true']) { background: var(--brand-050); }

.select {
  line-height: var(--ui-line-height);
  padding-block: 0;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-400) 50%),
    linear-gradient(135deg, var(--ink-400) 50%, transparent 50%);
  background-position: calc(100% - 15px) center, calc(100% - 10px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 28px;
}

.form-grid {
  display: grid;
  gap: var(--space-3) var(--space-4);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-grid--1 {
  grid-template-columns: minmax(0, 1fr);
}

.form-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-section {
  border-top: 1px solid var(--line);
  padding-top: var(--space-4);
  margin-top: var(--space-4);
}

.form-section:first-child {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}

.form-section__title {
  font-size: 0.84375rem;
  font-weight: 600;
  margin-bottom: var(--space-3);
}

/* ---------------- 状态与提示 ---------------- */

.badge {
  display: inline-flex;
  white-space: nowrap;
  animation: pop-in var(--dur-2) var(--ease-spring) both;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.71875rem;
  font-weight: 600;
  background: var(--surface-sunken);
  color: var(--ink-600);
  border: 1px solid var(--line);
}

.badge--ok {
  background: var(--ok-050);
  color: var(--ok-600);
  border-color: transparent;
}

.badge--warn {
  background: var(--warn-050);
  color: var(--warn-700);
  border-color: transparent;
}

.badge--danger {
  background: var(--danger-050);
  color: var(--danger-600);
  border-color: transparent;
}

.badge--brand {
  background: var(--brand-050);
  color: var(--brand-600);
  border-color: transparent;
}

.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok-600);
}

.notice {
  animation: rise-in var(--dur-3) var(--ease-emphasized) both;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: flex-start;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  font-size: 0.78125rem;
  line-height: 1.5;
}

.notice--warn {
  background: var(--warn-050);
  color: var(--warn-700);
  border: 1px solid var(--warn-line);
}

.notice--danger {
  background: var(--danger-050);
  color: var(--danger-600);
  border: 1px solid transparent;
}

.notice--ok {
  background: var(--ok-050);
  color: var(--ok-600);
  border: 1px solid transparent;
}

.notice--info {
  background: var(--brand-050);
  color: var(--brand-600);
  border: 1px solid transparent;
}

/* ---------------- 空 / 加载 / 错误态 ---------------- */

.skeleton {
  background: linear-gradient(90deg, var(--surface-sunken), var(--line), var(--surface-sunken));
  background-size: 200% 100%;
  animation: shimmer 1.2s var(--ease-standard) infinite;
  border-radius: var(--radius-sm);
  height: 14px;
}

.skeleton-stack {
  display: grid;
  gap: 10px;
}

.error-box {
  animation: sheet-in var(--dur-3) var(--ease-spring) both;
  border: 1px solid var(--danger-600);
  background: var(--danger-050);
  color: var(--danger-600);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: grid;
  gap: var(--space-2);
  justify-items: start;
}

.error-box__code {
  font-family: var(--font-mono);
  font-size: 0.71875rem;
  opacity: 0.8;
}

/* ---------------- 双栏工作区 ---------------- */

.split {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.split--2 {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.split--57 {
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
}

.split--75 {
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
}

/* 容器查询：组件内部按自身宽度调整（与视口宽度解耦） */
.split,
.kpi-grid,
.doc-types {
  container-type: inline-size;
  container-name: layout;
}

@container layout (max-width: 420px) {
  .kpi-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .form-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* 窄于 1080px：双栏塌成单栏（核算面板落到表单下方） */
@media (max-width: 1079px) {
  .split--2,
  .split--57,
  .split--75 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* 面板自身滚动（单据中心左栏） */
.panel-scroll {
  max-height: calc(100vh - var(--topbar-h) - 260px);
  overflow-y: auto;
}

/* ---------------- 核算面板 ---------------- */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.kpi {
  animation: rise-in var(--dur-3) var(--ease-emphasized) both;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  background: var(--surface);
}

.kpi__label {
  font-size: 0.71875rem;
  color: var(--ink-400);
}

.kpi__value {
  font-size: 1.1875rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  margin-top: 2px;
}

.kpi__value--ok {
  color: var(--ok-600);
}

.kpi__value--warn {
  color: var(--warn-700);
}

.kpi__value--danger {
  color: var(--danger-600);
}

.kpi__sub {
  font-size: 0.71875rem;
  color: var(--ink-400);
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

.trace {
  display: grid;
  gap: var(--space-2);
}

.trace__step {
  border-left: 2px solid var(--line);
  padding: 2px 0 2px var(--space-3);
}

.trace__label {
  font-size: 0.78125rem;
  font-weight: 600;
}

.trace__formula {
  font-family: var(--font-mono);
  font-size: 0.71875rem;
  color: var(--ink-600);
  margin-top: 2px;
  word-break: break-word;
}

.trace__inputs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  margin-top: 4px;
}

.trace__input {
  font-size: 0.71875rem;
  color: var(--ink-400);
  font-variant-numeric: tabular-nums;
}

.trace__result {
  font-size: 0.78125rem;
  font-weight: 600;
  margin-top: 4px;
}

.trace__source {
  font-size: 0.6875rem;
  color: var(--ink-400);
  font-family: var(--font-mono);
}

details.trace-toggle > summary {
  cursor: pointer;
  font-size: 0.78125rem;
  font-weight: 600;
  color: var(--brand-600);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
}

details.trace-toggle > summary::-webkit-details-marker {
  display: none;
}

details.trace-toggle[open] > summary .chevron {
  transform: rotate(90deg);
}

.chevron {
  transition: transform 120ms ease;
}

/* ---------------- 差异（Diff） ---------------- */

.diff-list {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.diff-row {
  display: grid;
  grid-template-columns: minmax(140px, 1.1fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-2);
  background: var(--surface);
  padding: 8px 10px;
  font-size: 0.78125rem;
  align-items: baseline;
}

.diff-row__label {
  color: var(--ink-600);
  font-weight: 500;
}

.diff-row__before {
  color: var(--ink-400);
  text-decoration: line-through;
  font-variant-numeric: tabular-nums;
}

.diff-row__after {
  color: var(--ink-900);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

@media (max-width: 720px) {
  .diff-row {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------------- 通用工具类 ---------------- */

.row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.row--between {
  justify-content: space-between;
}

.row--wrap {
  flex-wrap: wrap;
}

.stack {
  display: grid;
  gap: var(--space-3);
}

.stack--tight {
  gap: var(--space-2);
}

.grow {
  flex: 1;
  min-width: 0;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 网格/弹性子项允许收缩：否则内部宽表格会把整张卡片撑出视口 */
.split > *,
.card > *,
.stack > * {
  min-width: 0;
}

/* 品牌徽标与头像：图形由代码生成（src/config/brand.ts），这里只管排版 */
.brand-mark,
.avatar {
  display: inline-grid;
  place-items: center;
  flex: none;
  line-height: 0;
  overflow: hidden;
}

.brand-mark svg,
.avatar svg {
  display: block;
  width: 100%;
  height: 100%;
}

/* Shared list and editor layout keeps controls inside their card at every width. */
.card__head { flex-wrap: wrap; padding-bottom: var(--space-4); }
.list-search { width: min(100%, 300px); flex: 0 1 300px; }.list-pagination{ display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); padding: var(--space-4); }
.editor-fields { border: 0; padding: 0; margin: 0; min-width: 0; }
form + div { margin-top: var(--space-4); }

.product-name { display: block; color: var(--ink-600); font-size: 0.75rem; }
.help-dialog { width: min(480px, calc(100vw - 32px)); padding: var(--space-5); color: var(--ink-900); background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius-lg); box-shadow: var(--shadow-3); }
.help-dialog p { margin: var(--space-4) 0; line-height: 1.8; }



.input[readonly], .textarea[readonly] { background: var(--surface-sunken); }

.record-dialog { width: min(900px, calc(100vw - 32px)); padding: 0; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: var(--surface); color: var(--ink-900); }


.record-dialog__head { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); padding: var(--space-4); border-bottom: 1px solid var(--line); }
.record-dialog__head h2 { font-size: 1.125rem; overflow-wrap: anywhere; }
.record-dialog__body { padding: var(--space-4); }
.record-dialog--wide { width: min(1100px, calc(100vw - 24px)); }
.detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); }
.detail-grid > div { min-width: 0; }
.detail-grid dt { font-size: 0.75rem; color: var(--ink-600); }
.detail-grid dd { margin-top: 4px; overflow-wrap: anywhere; white-space: pre-wrap; }
@media (max-width: 719px) { .record-dialog { width: calc(100vw - 16px); } .detail-grid { grid-template-columns: minmax(0, 1fr); } }

.workflow-stages { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: var(--space-4); }
.workflow-stage { display: inline-flex; align-items: center; gap: 7px; min-height: 44px; padding: 8px 12px; border: 1px solid var(--line-strong); border-radius: var(--radius-md); background: var(--surface); color: var(--ink-600); cursor: pointer; font: inherit; font-size: 0.8125rem; }
.workflow-stage--active { background: var(--brand-050); color: var(--brand-600); border-color: var(--brand-500); }
.workflow-stage__number { color: var(--ink-400); font-size: 0.6875rem; }
.workflow-forms { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 11.25rem), 1fr)); }
.workflow-form { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; text-align: left; padding: 14px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); color: var(--ink-900); font: inherit; cursor: pointer; min-height: 82px; }
.workflow-form:hover { border-color: var(--brand-500); background: var(--brand-050); text-decoration: none; }
.workflow-form:disabled { opacity: .6; cursor: not-allowed; }
.workflow-form > span { display: inline-flex; align-items: center; gap: 4px; color: var(--ink-600); font-size: 0.75rem; }
.workflow-filters { display: flex; flex-wrap: wrap; gap: 12px; padding: 16px; }
.workflow-filters .field { width: min(100%, 260px); flex: 1 1 180px; }
.workflow-attachment { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 8px; border: 1px solid var(--line); border-radius: var(--radius-sm); }
.workflow-attachment > span { overflow-wrap: anywhere; }
.workflow-paper { padding: 24px; background: white; color: #13211d; }
.workflow-paper h1 { font-size: 1.5rem; margin-bottom: 8px; }
.workflow-paper p { margin-bottom: 20px; }
.workflow-paper .detail-grid dt { color: #4a5c56; }
@media print {
  body:has(.record-dialog[open] .workflow-paper) .shell, body:has(.record-dialog[open] .workflow-paper) .record-dialog:not(:has(.workflow-paper)) { display: none !important; }
  .record-dialog[open]:has(.workflow-paper) { position: static; display: block; max-width: none; max-height: none; width: auto; border: 0; overflow: visible; }
  .record-dialog[open]:has(.workflow-paper) .record-dialog__head, .record-dialog[open]:has(.workflow-paper) .record-dialog__body > .row { display: none; }
  .record-dialog[open]:has(.workflow-paper) .record-dialog__body { padding: 0; overflow: visible; }
}
.order-card { padding: 12px; border: 1px solid var(--line); border-radius: var(--radius-md); color: var(--ink-900); }
.order-card:hover { background: var(--brand-050); text-decoration: none; border-color: var(--brand-500); }
.order-card .muted { font-size: 0.75rem; }
.session-gate { min-height: 100dvh; display: grid; place-items: center; padding: 24px; background: var(--canvas); }
.session-gate > .card { width: min(100%, 520px); }.session-recovery__actions{ flex-wrap: wrap; }
.session-recovery__entry { position: fixed; inset-block-start: max(var(--space-2), env(safe-area-inset-top)); inset-inline-end: var(--space-3); z-index: 60; box-shadow: var(--shadow-2); }


.template-sections { display: grid; gap: var(--space-3); }
.template-section { border: 1px solid var(--line); border-radius: var(--radius-md); padding: var(--space-3); min-width: 0; }
.template-import summary { cursor: pointer; font-weight: 600; padding-block: var(--space-3); }
.template-mapping { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); gap: var(--space-3); }
.template-section > .row { flex-wrap: wrap; }
.template-section .row > .row { flex-wrap: wrap; }
.template-section .select { max-width: 200px; }

.search-excerpt { display: block; white-space: normal; overflow-wrap: anywhere; color: var(--ink-600); font-size: var(--text-xs); }

.dialog-heading { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }

.language-select{position:relative;display:inline-flex;align-items:center;flex:0 0 auto;gap:6px}.language-select>svg{width:20px;height:20px;position:absolute;inset-inline-start:10px;pointer-events:none}.language-select>.select{padding-inline-start:38px;min-height:44px;max-width:100%}

.notice__body { display: flex; align-items: flex-start; gap: var(--space-2); flex: 1 1 16rem; min-inline-size: 0; }
.notice__body > div { flex: 1; min-inline-size: 0; }