/* ============================================================
   曾韩食品 · 生鲜进销存
   视觉语言：Apple HIG (macOS Sonoma / iOS 17 混合桌面场景)
   - 系统色语义化，绿色为品牌强调（生鲜）
   - 字重 + 字号 + 行高构成层级，字距随字号反向变化
   - 卡片刻度 14px 圆角，阴影极轻，层级靠 0.5px 描边 + 背景差
   - 控件层（侧栏/工具栏/弹窗底）用材质，内容层用实色
   ============================================================ */

:root {
  /* ---- 品牌 / 系统色 ---- */
  --c-green: #34c759;          /* 系统绿，仅用于圆点/强调 */
  --c-green-d: #248a3d;        /* 按钮底，对白字 4.6:1 */
  --c-green-dd: #1e7434;
  --c-green-bg: #e9f8ee;
  --c-green-text: #1b7a34;

  --c-blue: #007aff;
  --c-blue-bg: #eaf3ff;
  --c-blue-text: #0a6cd6;

  --c-red: #ff3b30;
  --c-red-bg: #ffecea;
  --c-red-text: #d70015;

  --c-orange: #ff9500;
  --c-orange-bg: #fff4e5;
  --c-orange-text: #b25000;

  --c-teal: #32ade6;
  --c-teal-bg: #e6f6fc;
  --c-teal-text: #0a7a94;

  --c-yellow: #ffcc00;

  /* ---- 中性色（systemGray 谱系） ---- */
  --c-text: #1d1d1f;
  --c-text-2: #6e6e73;
  --c-text-3: #8e8e93;
  --c-text-4: #aeaeb2;
  --c-line: #e5e5ea;
  --c-line-2: #f2f2f7;
  --c-fill: rgba(120, 120, 128, 0.12);
  --c-fill-2: rgba(120, 120, 128, 0.08);
  --c-fill-3: rgba(120, 120, 128, 0.16);
  --c-bg: #f5f5f7;
  --c-card: #ffffff;

  /* ---- 圆角 / 阴影 ---- */
  --r-xs: 5px;
  --r-sm: 7px;
  --r: 10px;
  --r-lg: 14px;
  --r-xl: 18px;

  --hairline: 0 0 0 0.5px rgba(0, 0, 0, 0.05);
  --sh-1: 0 0 0 0.5px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.04);
  --sh-2: 0 0 0 0.5px rgba(0, 0, 0, 0.04), 0 4px 14px rgba(0, 0, 0, 0.06);
  --sh-3: 0 24px 70px rgba(0, 0, 0, 0.24), 0 0 0 0.5px rgba(0, 0, 0, 0.06);

  /* ---- 尺寸 ---- */
  --sidebar-w: 232px;
  --header-h: 52px;

  /* ---- 字体 ---- */
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
          "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-num: "SF Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* ---- 兼容别名：JS 内联样式沿用旧语义变量 ---- */
  --c-primary: var(--c-green-d);
  --c-primary-d: var(--c-green-dd);
  --c-primary-l: var(--c-green-bg);
  --c-danger: var(--c-red-text);
  --c-warn: var(--c-orange-text);
  --c-info: var(--c-blue-text);
  --c-frozen: var(--c-teal-text);
  --c-chilled: var(--c-blue-text);

  /* ---- 动效（HIG 标准缓动） ---- */
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-out: cubic-bezier(0.25, 0.6, 0.3, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.45;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "tnum" 0;
}

a { color: var(--c-blue); text-decoration: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }

::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.18);
  border-radius: 6px;
  border: 3px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: rgba(0, 0, 0, 0.3); background-clip: content-box; }
::-webkit-scrollbar-track { background: transparent; }

::selection { background: rgba(52, 199, 89, 0.22); }

/* ==================== 布局 ==================== */
.app { display: flex; height: 100vh; overflow: hidden; }

/* 侧边栏：macOS vibrancy 材质 */
.sidebar {
  width: var(--sidebar-w);
  flex: 0 0 var(--sidebar-w);
  background: rgba(247, 247, 249, 0.82);
  backdrop-filter: saturate(180%) blur(40px);
  -webkit-backdrop-filter: saturate(180%) blur(40px);
  border-right: 0.5px solid rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  z-index: 40;
}

.brand {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 14px;
  flex: 0 0 auto;
}
.brand-logo {
  width: 26px; height: 26px;
  border-radius: 7px;
  background: linear-gradient(160deg, #4ad66d 0%, #2fa84f 55%, #248a3d 100%);
  display: grid; place-items: center;
  box-shadow: 0 1px 3px rgba(36, 138, 61, 0.35), inset 0 0.5px 0 rgba(255, 255, 255, 0.45);
  flex: 0 0 auto;
}
.brand-logo svg { width: 15px; height: 15px; }
.brand-name {
  font-size: 13px;
  font-weight: 590;
  letter-spacing: -0.1px;
  line-height: 1.2;
}
.brand-sub {
  font-size: 10.5px;
  color: var(--c-text-3);
  letter-spacing: 0.1px;
  margin-top: 1px;
}

.nav { flex: 1; overflow-y: auto; padding: 4px 0 20px; }
.nav-group { padding: 0 8px; margin-bottom: 2px; }
.nav-title {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--c-text-4);
  letter-spacing: 0.3px;
  padding: 12px 8px 4px;
  text-transform: none;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 28px;
  padding: 0 8px;
  border-radius: 6px;
  color: var(--c-text);
  cursor: pointer;
  font-size: 12.5px;
  font-weight: 400;
  transition: background 0.14s var(--ease-out), color 0.14s;
  user-select: none;
  margin-bottom: 1px;
  -webkit-user-select: none;
}
.nav-item:hover { background: var(--c-fill-2); }
.nav-item:active { background: var(--c-fill); }
.nav-item.active {
  background: var(--c-green-bg);
  color: var(--c-green-text);
  font-weight: 560;
}
.nav-item .ico {
  width: 16px; height: 16px;
  display: grid; place-items: center;
  flex: 0 0 auto;
  color: currentColor;
  opacity: 0.62;
}
.nav-item.active .ico { opacity: 1; }
.nav-item .ico svg { width: 15px; height: 15px; display: block; }
.nav-badge {
  margin-left: auto;
  background: var(--c-red);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  padding: 0 5px;
  border-radius: 8px;
  min-width: 16px;
  height: 16px;
  line-height: 16px;
  text-align: center;
  letter-spacing: 0;
}

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

/* 工具栏材质 */
.header {
  height: var(--header-h);
  flex: 0 0 auto;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: saturate(180%) blur(30px);
  -webkit-backdrop-filter: saturate(180%) blur(30px);
  border-bottom: 0.5px solid rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 20px;
  z-index: 30;
}
.page-title {
  font-size: 16px;
  font-weight: 590;
  letter-spacing: -0.3px;
  line-height: 1.2;
}
.page-desc {
  font-size: 11px;
  color: var(--c-text-3);
  margin-top: 1px;
  letter-spacing: 0;
}
.header-right { margin-left: auto; display: flex; align-items: center; gap: 7px; }

.content { flex: 1; overflow-y: auto; padding: 18px 22px 44px; }

/* ==================== 按钮 ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  height: 28px;
  padding: 0 11px;
  border-radius: var(--r-sm);
  border: none;
  background: var(--c-fill-2);
  color: var(--c-text);
  cursor: pointer;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: -0.05px;
  white-space: nowrap;
  transition: background 0.14s var(--ease-out), transform 0.1s var(--ease-out), opacity 0.14s;
  -webkit-user-select: none;
  user-select: none;
}
.btn:hover { background: var(--c-fill); }
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.42; cursor: not-allowed; transform: none; }
.btn svg { width: 13px; height: 13px; }

.btn-primary {
  background: var(--c-green-d);
  color: #fff;
  font-weight: 520;
  box-shadow: 0 1px 2px rgba(30, 116, 52, 0.28), inset 0 0.5px 0 rgba(255, 255, 255, 0.2);
}
.btn-primary:hover { background: var(--c-green-dd); }

.btn-danger { background: var(--c-red-bg); color: var(--c-red-text); }
.btn-danger:hover { background: #ffdedb; }

.btn-ghost { background: transparent; }
.btn-ghost:hover { background: var(--c-fill-2); }

.btn-sm { height: 24px; padding: 0 8px; font-size: 11.5px; border-radius: 6px; }
.btn-lg { height: 34px; padding: 0 18px; font-size: 13.5px; border-radius: 9px; }
.btn-block { width: 100%; }

/* ==================== 表单 ==================== */
.field { display: flex; flex-direction: column; gap: 5px; }
.field > label {
  font-size: 11.5px;
  color: var(--c-text-2);
  font-weight: 500;
  letter-spacing: 0;
}
.field > label .req { color: var(--c-red); margin-left: 1px; }

.input, .select, textarea.input {
  height: 28px;
  padding: 0 9px;
  border: 0.5px solid rgba(0, 0, 0, 0.14);
  border-radius: var(--r-sm);
  background: #fff;
  color: var(--c-text);
  outline: none;
  transition: border-color 0.14s, box-shadow 0.14s, background 0.14s;
  width: 100%;
  font-size: 12.5px;
}
textarea.input { height: auto; padding: 6px 9px; resize: vertical; line-height: 1.5; }
.input:hover, .select:hover { border-color: rgba(0, 0, 0, 0.22); }
.input:focus, .select:focus, textarea.input:focus {
  border-color: var(--c-green-d);
  box-shadow: 0 0 0 3.5px rgba(36, 138, 61, 0.14);
}
.input::placeholder { color: var(--c-text-4); }
.input:disabled, .select:disabled {
  background: var(--c-fill-2);
  color: var(--c-text-3);
  border-color: rgba(0, 0, 0, 0.08);
}
.select {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='9' height='6' viewBox='0 0 9 6'%3E%3Cpath d='M1 1.2L4.5 4.6L8 1.2' stroke='%238e8e93' stroke-width='1.4' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 24px;
}
.input-sm { height: 24px; font-size: 11.5px; padding: 0 6px; border-radius: 6px; }
.num {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  text-align: right;
  letter-spacing: -0.1px;
}

/* 数字输入去掉原生微调箭头，表格内更省空间 */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] { -moz-appearance: textfield; appearance: textfield; }

/* 日期输入：苹果风 */
input[type="date"] { font-variant-numeric: tabular-nums; }
input[type="date"]::-webkit-calendar-picker-indicator {
  opacity: 0.45;
  cursor: pointer;
  filter: grayscale(1);
}
input[type="date"]::-webkit-calendar-picker-indicator:hover { opacity: 0.8; }

/* iOS 风格开关 */
.switch {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 22px;
  flex: 0 0 auto;
  cursor: pointer;
}
.switch input {
  position: absolute;
  opacity: 0;
  width: 100%; height: 100%;
  margin: 0;
  cursor: pointer;
  z-index: 1;
}
.switch span {
  position: absolute;
  inset: 0;
  background: rgba(120, 120, 128, 0.32);
  border-radius: 11px;
  transition: background 0.22s var(--ease);
}
.switch span::after {
  content: "";
  position: absolute;
  width: 18px; height: 18px;
  left: 2px; top: 2px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2), 0 0 0 0.5px rgba(0, 0, 0, 0.04);
  transition: transform 0.22s var(--ease);
}
.switch input:checked + span { background: var(--c-green); }
.switch input:checked + span::after { transform: translateX(16px); }
.switch input:focus-visible + span { box-shadow: 0 0 0 3.5px rgba(36, 138, 61, 0.16); }

/* 紧凑尺寸（工具栏内） */
.switch.sm { width: 32px; height: 19px; }
.switch.sm span { border-radius: 9.5px; }
.switch.sm span::after { width: 15px; height: 15px; left: 2px; top: 2px; }
.switch.sm input:checked + span::after { transform: translateX(13px); }

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(182px, 1fr)); gap: 11px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; }
.form-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; }

/* ==================== 卡片 ==================== */
.card {
  background: var(--c-card);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-1);
  overflow: hidden;
}
.card-head {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 13px 16px;
  border-bottom: 0.5px solid var(--c-line-2);
}
.card-title {
  font-size: 13px;
  font-weight: 590;
  letter-spacing: -0.15px;
}
.card-sub { font-size: 11px; color: var(--c-text-3); letter-spacing: 0; }
.card-body { padding: 16px; }
.card-actions { margin-left: auto; display: flex; gap: 6px; align-items: center; }

/* ==================== 统计卡 ==================== */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}
.stat {
  background: var(--c-card);
  border-radius: var(--r-lg);
  padding: 14px 16px 13px;
  box-shadow: var(--sh-1);
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}
.stat:hover { box-shadow: var(--sh-2); }
.stat-label {
  font-size: 11.5px;
  color: var(--c-text-3);
  font-weight: 500;
  letter-spacing: 0;
}
.stat-value {
  font-size: 25px;
  font-weight: 590;
  letter-spacing: -0.9px;
  margin-top: 4px;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  color: var(--c-text);
}
.stat-value .unit {
  font-size: 11.5px;
  font-weight: 500;
  color: var(--c-text-4);
  margin-left: 3px;
  letter-spacing: 0;
}
.stat-foot {
  font-size: 11px;
  color: var(--c-text-4);
  margin-top: 5px;
  display: flex;
  align-items: center;
  gap: 4px;
  letter-spacing: 0;
}
/* 左侧色条 → 右上角状态圆点（默认中性灰，仅在有语义时染色） */
.stat-accent {
  position: absolute;
  right: 14px;
  top: 15px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-text-4);
  opacity: 0.55;
  transition: background 0.2s var(--ease-out), opacity 0.2s var(--ease-out);
}
.stat.green .stat-accent { background: var(--c-green); opacity: 0.9; }
.stat.blue .stat-accent { background: var(--c-blue); opacity: 0.9; }
.stat.warn .stat-accent { background: var(--c-orange); opacity: 0.95; }
.stat.danger .stat-accent { background: var(--c-red); opacity: 0.95; }
.stat.cyan .stat-accent { background: var(--c-teal); opacity: 0.9; }
.stat.warn .stat-value { color: var(--c-orange-text); }
.stat.danger .stat-value { color: var(--c-red-text); }

/* 扫码页顶部提示行：说明文字 + 右侧操作按钮 */
.hint-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: -4px 0 10px;
  font-size: 12px;
  color: var(--c-text-3);
}
.hint-row .grow { flex: 1 1 auto; }

/* ==================== 表格（苹果列表风） ==================== */
.table-wrap {
  background: var(--c-card);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-1);
  overflow: hidden;
}
.table-scroll { overflow-x: auto; }

table.tbl { width: 100%; border-collapse: collapse; font-size: 12.5px; }
table.tbl th {
  text-align: left;
  font-weight: 600;
  font-size: 11px;
  color: var(--c-text-3);
  letter-spacing: 0.2px;
  padding: 8px 14px;
  background: transparent;
  border-bottom: 0.5px solid var(--c-line);
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 1;
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.94);
}
table.tbl td {
  padding: 10px 14px;
  border-bottom: 0.5px solid var(--c-line-2);
  vertical-align: middle;
  letter-spacing: -0.05px;
}
table.tbl tbody tr:last-child td { border-bottom: none; }
table.tbl tbody tr { transition: background 0.1s; }
table.tbl tbody tr:hover { background: rgba(0, 0, 0, 0.018); }
table.tbl tbody tr.clickable { cursor: pointer; }
table.tbl tbody tr.clickable:active { background: var(--c-fill-2); }
table.tbl .num, table.tbl th.num { text-align: right; }
table.tbl .center, table.tbl th.center { text-align: center; }
.tbl-tight th { padding: 7px 11px; }
.tbl-tight td { padding: 8px 11px; }

.cell-strong { font-weight: 560; letter-spacing: -0.1px; color: var(--c-text); }
.cell-sub {
  font-size: 11px;
  color: var(--c-text-3);
  margin-top: 1.5px;
  letter-spacing: 0;
  line-height: 1.35;
}
.cell-mono {
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: -0.2px;
  font-variant-numeric: tabular-nums;
}

/* ==================== 徽章 ==================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  height: 19px;
  padding: 0 6px;
  border-radius: var(--r-xs);
  font-size: 10.5px;
  font-weight: 560;
  letter-spacing: 0;
  background: var(--c-fill-2);
  color: var(--c-text-2);
  white-space: nowrap;
  line-height: 1;
}
.badge.green { background: var(--c-green-bg); color: var(--c-green-text); }
.badge.yellow { background: var(--c-orange-bg); color: var(--c-orange-text); }
.badge.red { background: var(--c-red-bg); color: var(--c-red-text); }
.badge.blue { background: var(--c-blue-bg); color: var(--c-blue-text); }
.badge.cyan { background: var(--c-teal-bg); color: var(--c-teal-text); }
.badge.gray { background: var(--c-fill-2); color: var(--c-text-2); }
.badge.outline {
  background: transparent;
  box-shadow: inset 0 0 0 0.5px rgba(0, 0, 0, 0.14);
  color: var(--c-text-2);
}
.badge .dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }

/* ==================== 工具栏 ==================== */
.toolbar {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 11px;
  flex-wrap: wrap;
}
.grow, .toolbar .grow { flex: 1; }
.search-box { position: relative; width: 230px; flex: 0 1 auto; }
.search-box .input { padding-left: 27px; }
.search-box::before {
  content: "⌕";
  position: absolute;
  left: 9px;
  top: 50%;
  transform: translateY(-52%);
  color: var(--c-text-4);
  font-size: 14px;
  pointer-events: none;
  line-height: 1;
}

/* ==================== 分段控件（替换 tabs） ==================== */
.tabs {
  display: inline-flex;
  gap: 0;
  padding: 2px;
  border-radius: 8px;
  background: var(--c-fill);
  border: none;
  margin-bottom: 12px;
}
.tab {
  padding: 4px 11px;
  font-size: 12px;
  font-weight: 500;
  color: var(--c-text-2);
  cursor: pointer;
  border: none;
  border-radius: 6px;
  margin: 0;
  transition: color 0.15s, background 0.18s var(--ease);
  user-select: none;
  white-space: nowrap;
  letter-spacing: -0.05px;
}
.tab:hover { color: var(--c-text); }
.tab.active {
  background: #fff;
  color: var(--c-text);
  font-weight: 560;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 0 0 0.5px rgba(0, 0, 0, 0.04);
}

/* ==================== 弹窗 ==================== */
.modal-mask {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 22px;
  animation: fadeIn 0.18s var(--ease-out);
}
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
@keyframes sheetIn {
  from { opacity: 0; transform: translateY(8px) scale(0.972); }
  to { opacity: 1; transform: none; }
}
@keyframes sheetUp {
  from { transform: translateY(100%); }
  to { transform: none; }
}

.modal {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-3);
  width: 100%;
  max-width: 540px;
  max-height: 86vh;
  display: flex;
  flex-direction: column;
  animation: sheetIn 0.28s var(--ease);
  overflow: hidden;
}
.modal.wide { max-width: 840px; }
.modal.xwide { max-width: 1040px; }
.modal-head {
  padding: 15px 18px 12px;
  border-bottom: none;
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}
.modal-title {
  font-size: 14.5px;
  font-weight: 590;
  letter-spacing: -0.25px;
}
.modal-body { padding: 4px 18px 18px; overflow-y: auto; flex: 1; }
.modal-foot {
  padding: 11px 18px;
  border-top: 0.5px solid var(--c-line-2);
  display: flex;
  gap: 7px;
  justify-content: flex-end;
  flex: 0 0 auto;
  background: rgba(250, 250, 252, 0.9);
}
.modal-close {
  margin-left: auto;
  width: 26px; height: 26px;
  border: none;
  background: var(--c-fill-2);
  border-radius: 50%;
  color: var(--c-text-3);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.14s, color 0.14s;
  padding: 0;
}
.modal-close svg { width: 11px; height: 11px; }
.modal-close:hover { background: var(--c-fill); color: var(--c-text); }

/* ==================== Toast ==================== */
.toast-wrap {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 7px;
  align-items: center;
  pointer-events: none;
}
.toast {
  background: rgba(30, 30, 32, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  color: #fff;
  padding: 8px 15px;
  border-radius: 100px;
  font-size: 12.5px;
  font-weight: 500;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.24), inset 0 0.5px 0 rgba(255, 255, 255, 0.14);
  animation: toastIn 0.32s var(--ease);
  display: flex;
  align-items: center;
  gap: 6px;
  max-width: 76vw;
  letter-spacing: -0.05px;
}
.toast b { font-weight: 600; opacity: 0.9; }
.toast.ok { background: rgba(28, 122, 52, 0.95); }
.toast.err { background: rgba(180, 20, 20, 0.95); }
.toast.warn { background: rgba(150, 80, 0, 0.95); }
@keyframes toastIn {
  from { opacity: 0; transform: translateY(-10px) scale(0.96); }
  to { opacity: 1; transform: none; }
}

/* ==================== 空状态 / 加载 ==================== */
.empty {
  padding: 46px 20px;
  text-align: center;
  color: var(--c-text-3);
  font-size: 12.5px;
}
.empty .ico {
  display: flex;
  justify-content: center;
  color: var(--c-text-4);
  margin-bottom: 9px;
}
.empty .ico svg { width: 26px; height: 26px; opacity: 0.75; }
.empty .hint { font-size: 11.5px; margin-top: 4px; color: var(--c-text-4); }

.loading { padding: 40px; text-align: center; color: var(--c-text-3); font-size: 12px; }
.spinner {
  width: 15px; height: 15px;
  border: 1.8px solid rgba(0, 0, 0, 0.1);
  border-top-color: var(--c-green-d);
  border-radius: 50%;
  animation: spin 0.62s linear infinite;
  display: inline-block;
  vertical-align: -2.5px;
  margin-right: 6px;
}
@keyframes spin { to { transform: rotate(360deg) } }

/* ==================== 进度条 ==================== */
.bar {
  height: 5px;
  background: var(--c-fill-2);
  border-radius: 3px;
  overflow: hidden;
}
.bar > i {
  display: block;
  height: 100%;
  background: var(--c-green);
  border-radius: 3px;
  transition: width 0.5s var(--ease);
}
.bar.warn > i { background: var(--c-orange); }
.bar.danger > i { background: var(--c-red); }

/* ==================== 扫码条 ==================== */
.scan-bar {
  display: flex;
  align-items: center;
  gap: 9px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--sh-1);
  border-radius: var(--r-lg);
  padding: 9px 11px;
  margin-bottom: 11px;
}
.scan-bar .ico {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: linear-gradient(160deg, #4ad66d, #2fa84f);
  color: #fff;
  display: grid; place-items: center;
  flex: 0 0 auto;
  box-shadow: 0 1px 3px rgba(36, 138, 61, 0.28);
}
.scan-bar .ico svg { width: 15px; height: 15px; }
.scan-input {
  flex: 1;
  height: 30px;
  border: 0.5px solid rgba(0, 0, 0, 0.12);
  background: #fff;
  border-radius: var(--r-sm);
  padding: 0 11px;
  outline: none;
  font-size: 12.5px;
  transition: border-color 0.14s, box-shadow 0.14s;
}
.scan-input:focus {
  border-color: var(--c-green-d);
  box-shadow: 0 0 0 3.5px rgba(36, 138, 61, 0.13);
}
.scan-input::placeholder { color: var(--c-text-4); }
.scan-hint { font-size: 11px; color: var(--c-text-3); letter-spacing: 0; }

#reader { width: 100%; border-radius: var(--r); overflow: hidden; background: #000; }
#reader video { border-radius: var(--r); }
.scan-frame {
  position: relative;
  border-radius: var(--r);
  overflow: hidden;
  background: #0b0f12;
  min-height: 240px;
}

/* ==================== 批次条 ==================== */
.batch-list { display: flex; flex-direction: column; gap: 5px; }
.batch-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 12px;
  background: var(--c-fill-2);
  transition: background 0.14s;
}
.batch-row.near { background: rgba(255, 149, 0, 0.09); }
.batch-row.locked { background: rgba(255, 59, 48, 0.08); }

/* ==================== 打印区 ==================== */
.print-area { display: none; }

.receipt {
  width: 302px;
  padding: 14px 16px;
  font-family: var(--font-num);
  font-size: 12px;
  color: #000;
  background: #fff;
  line-height: 1.55;
}
.receipt .r-title { text-align: center; font-size: 15px; font-weight: 700; letter-spacing: 1px; margin-bottom: 3px; }
.receipt .r-sub { text-align: center; font-size: 11px; color: #444; margin-bottom: 8px; }
.receipt hr { border: none; border-top: 1px dashed #999; margin: 7px 0; }
.receipt .r-row { display: flex; justify-content: space-between; gap: 8px; }
.receipt .r-item { margin-bottom: 5px; }
.receipt .r-item .n { font-weight: 600; }
.receipt .r-total { font-size: 14px; font-weight: 700; }

.label-card {
  width: 300px;
  border: 1.5px solid #000;
  border-radius: 5px;
  padding: 9px 11px;
  font-size: 11.5px;
  color: #000;
  background: #fff;
  line-height: 1.45;
}
.label-card .l-title { font-size: 14px; font-weight: 700; margin-bottom: 3px; }
.label-card .l-code { font-family: var(--font-num); font-size: 11px; letter-spacing: 0.5px; }
.label-card .l-batch { font-family: var(--font-num); font-size: 12.5px; font-weight: 700; margin: 3px 0; }
.barcode-vis { display: flex; align-items: flex-end; gap: 1px; height: 34px; margin: 5px 0 2px; }
.barcode-vis i { display: block; background: #000; height: 100%; }

/* ==================== 响应式 ==================== */
.mobile-only { display: none; }

@media (max-width: 900px) {
  .sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    transform: translateX(-100%);
    transition: transform 0.32s var(--ease);
    box-shadow: var(--sh-3);
    background: rgba(247, 247, 249, 0.96);
  }
  .sidebar.open { transform: none; }
  .app.nav-open::after {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.24);
    backdrop-filter: blur(3px);
    z-index: 35;
  }
  .content { padding: 14px 14px 44px; }
  .header { padding: 0 14px; }

  /* 触屏尺寸：控件的可点区域放大到接近 44pt */
  .input, .select, textarea.input { height: 38px; font-size: 15px; }
  .input-sm { height: 30px; font-size: 13px; }
  .btn { height: 36px; font-size: 13.5px; padding: 0 13px; }
  .btn-sm { height: 30px; font-size: 12.5px; padding: 0 10px; }
  .btn-lg { height: 44px; font-size: 15px; }
  .tabs .tab { padding: 7px 12px; font-size: 13px; }
  .scan-input { height: 38px; font-size: 14px; }
  .search-box { width: 100%; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 9px; }
  .stat-value { font-size: 21px; letter-spacing: -0.6px; }
  .form-grid, .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
  /* 移动端弹窗改为 iOS 底部弹出卡片（sheet） */
  .modal-mask { align-items: flex-end; padding: 0; }
  .modal {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 18px 18px 0 0;
    animation: sheetUp 0.34s var(--ease);
  }
  .modal-foot { padding-bottom: calc(11px + env(safe-area-inset-bottom, 0px)); }
  .modal-body { padding: 4px 14px 14px; }
  .hide-sm { display: none !important; }
  .mobile-only { display: inline-flex; }
  .tabs { overflow-x: auto; max-width: 100%; }

  /* 表格：不压缩列宽，改为横向滚动 */
  .table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table.tbl { min-width: 740px; }
  table.tbl th, table.tbl td { white-space: nowrap; padding: 9px 10px; }
  .cell-sub {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 186px;
  }
  .cell-strong { white-space: nowrap; }
  .table-wrap { position: relative; }
  .table-wrap::after {
    content: "";
    position: absolute;
    top: 0; right: 0; bottom: 0;
    width: 16px;
    pointer-events: none;
    background: linear-gradient(to right, rgba(255, 255, 255, 0), #fff 75%);
  }
  .toolbar { gap: 6px; }
  .toolbar .select, .toolbar .input { flex: 1 1 auto; min-width: 0; }

  /* 工作台双列卡片在窄屏改为上下堆叠（内联 grid 需用 !important 覆盖） */
  #dashRow { grid-template-columns: 1fr !important; }
  .card-head { flex-wrap: wrap; row-gap: 6px; }
  .card-head .card-actions { margin-left: auto; }
  .card-title, .card-sub { white-space: nowrap; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }

  /* 提示行：说明文字独占一行，按钮换行靠右 */
  .hint-row > span:first-child { flex: 1 1 100%; line-height: 1.55; }

  /* 表格内的空状态：不再被超宽表格居中挤出屏幕 */
  table.tbl td .empty {
    text-align: left;
    padding: 26px 4px;
    max-width: calc(100vw - 52px);
  }
}

/* ==================== 无障碍 ==================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .btn:active { transform: none; }
}

@media (prefers-reduced-transparency: reduce) {
  .sidebar, .header, .modal, .toast {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: #fff;
  }
  .sidebar { background: #f7f7f9; }
  .modal-mask { backdrop-filter: none; background: rgba(0, 0, 0, 0.42); }
}

@media (prefers-contrast: more) {
  :root {
    --c-text-2: #4a4a4f;
    --c-text-3: #5c5c61;
    --c-line: #c7c7cc;
    --c-line-2: #dcdce0;
  }
  .sidebar, .header { background: #fff; backdrop-filter: none; }
  .btn { box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.18); }
  table.tbl td, table.tbl th { border-color: #c7c7cc; }
}

/* ==================== 打印 ==================== */
@media print {
  body { background: #fff; }
  .app, .toast-wrap, .modal-mask { display: none !important; }
  .print-area {
    display: block !important;
    position: absolute;
    left: 0; top: 0;
    width: 100%;
    margin: 0;
    padding: 0;
  }
  .print-area .receipt,
  .print-area .label-card {
    margin: 0 auto 10px;
    page-break-inside: avoid;
    box-shadow: none;
  }
  .print-area.labels { display: flex !important; flex-wrap: wrap; gap: 8px; }
  @page { margin: 6mm; }
}