/* 库存流水账 v1 —— 简洁、移动友好 */
:root {
  --primary: #2563eb;
  --primary-d: #1d4ed8;
  --bg: #f1f5f9;
  --card: #ffffff;
  --line: #e2e8f0;
  --text: #0f172a;
  --muted: #64748b;
  --green: #16a34a;
  --red: #dc2626;
  --orange: #ea580c;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(15, 23, 42, .08);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--text); font-size: 15px; line-height: 1.5;
}
a { color: var(--primary); text-decoration: none; }
.muted { color: var(--muted); font-size: 13px; }
.pad { padding: 10px 14px; }

/* ---------- 顶栏 ---------- */
.topbar {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  background: #fff; border-bottom: 1px solid var(--line);
  padding: 0 16px; min-height: 54px; position: sticky; top: 0; z-index: 50;
}
.brand { display: flex; align-items: baseline; gap: 8px; white-space: nowrap; }
.brand-name { font-weight: 700; font-size: 17px; color: var(--primary); }
.brand-tenant { font-size: 13px; color: var(--muted); }
.nav { display: flex; gap: 2px; overflow-x: auto; flex: 1; }
.nav a {
  padding: 15px 13px; color: var(--muted); font-size: 15px; white-space: nowrap;
  border-bottom: 2.5px solid transparent; margin-bottom: -1px;
}
.nav a.on { color: var(--primary); border-color: var(--primary); font-weight: 600; }
.top-right { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.who { font-size: 14px; color: var(--text); }
.burger { display: none; background: none; border: none; font-size: 22px; cursor: pointer; }

.main { max-width: 1080px; margin: 0 auto; padding: 16px 14px 60px; }

/* ---------- 卡片与统计 ---------- */
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); margin-bottom: 14px; overflow: hidden;
}
.card-h {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 12px 14px; border-bottom: 1px solid var(--line); font-weight: 600;
}
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 14px; }
.stat { text-align: center; padding: 14px 8px; }
.stat-n { font-size: 26px; font-weight: 700; }
.stat-l { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.stat-in .stat-n { color: var(--green); }
.stat-out .stat-n { color: var(--red); }
.stat-warn .stat-n { color: var(--orange); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 800px) { .grid-2 { grid-template-columns: 1fr; } }

/* ---------- 表格 ---------- */
.tbl-scroll { overflow-x: auto; max-height: 70vh; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th, .tbl td { padding: 9px 10px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
.tbl th { background: #f8fafc; color: var(--muted); font-weight: 600; font-size: 13px; position: sticky; top: 0; z-index: 2; }
.tbl td.num, .tbl th.num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl tr:hover td { background: #f8fafc; }
.empty { padding: 26px; text-align: center; color: var(--muted); }

.tag { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 12.5px; }
.tag-in { background: #dcfce7; color: var(--green); }
.tag-out { background: #fee2e2; color: var(--red); }
.tag-adj { background: #fef3c7; color: #b45309; }
.tag-open { background: #e0e7ff; color: #4338ca; }
.tag-ok { background: #f1f5f9; color: var(--muted); }
.tag-low { background: #fee2e2; color: var(--red); }
.tag-high { background: #ffedd5; color: var(--orange); }
.tag-off { background: #f1f5f9; color: var(--muted); }
.tag-draft { background: #fef3c7; color: #b45309; }
.tag-confirmed { background: #dcfce7; color: var(--green); }
.num-neg { color: var(--red); }
.num-pos { color: var(--green); }

/* ---------- 表单 ---------- */
input, select, textarea, button { font: inherit; }
input[type=text], input[type=password], input[type=number], input[type=tel], input[type=date], select {
  border: 1px solid #cbd5e1; border-radius: 8px; padding: 9px 11px; background: #fff;
  min-width: 0; outline: none;
}
input:focus, select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; padding: 12px 14px; }
.filters input[type=text] { width: 170px; }
.chk { display: flex; align-items: center; gap: 5px; font-size: 14px; color: var(--muted); cursor: pointer; }

.btn {
  border: 1px solid transparent; border-radius: 8px; padding: 9px 16px; cursor: pointer;
  background: #fff; border-color: #cbd5e1; color: var(--text); white-space: nowrap;
}
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-d); color: #fff; }
.btn-danger { background: #fff; color: var(--red); border-color: #fecaca; }
.btn-danger:hover { background: var(--red); color: #fff; border-color: var(--red); }
.btn-outline { background: #fff; color: var(--primary); border-color: #bfdbfe; }
.btn-outline:hover { background: #eff6ff; }
.btn-ghost { background: none; border: none; color: var(--muted); }
.btn-ghost:hover { color: var(--red); }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.form-card { padding: 16px; max-width: 460px; }
.form-card label { display: block; margin: 12px 0 4px; font-size: 13.5px; color: var(--muted); }
.form-card input { width: 100%; }
.form-card .btn { margin-top: 16px; }

/* ---------- 记流水 ---------- */
.record-card { padding-bottom: 6px; }
.rec-row { display: flex; gap: 10px; padding: 10px 14px 0; flex-wrap: wrap; }
.mat-pick { position: relative; flex: 1; min-width: 220px; }
.mat-pick input { width: 100%; }
.mat-drop {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 30; margin-top: 4px;
  background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 8px 24px rgba(15,23,42,.14);
  max-height: 300px; overflow-y: auto; display: none;
}
.mat-drop .md-item { padding: 9px 12px; cursor: pointer; display: flex; justify-content: space-between; gap: 10px; }
.mat-drop .md-item.on, .mat-drop .md-item:hover { background: #eff6ff; }
.mat-drop .md-name { font-weight: 500; }
.mat-drop .md-meta { color: var(--muted); font-size: 12.5px; }
.mat-drop .md-stock { color: var(--primary); font-variant-numeric: tabular-nums; }
.seg { display: flex; border: 1px solid #cbd5e1; border-radius: 8px; overflow: hidden; height: 40px; }
.seg-btn { border: none; background: #fff; padding: 0 22px; cursor: pointer; color: var(--muted); font-size: 15px; }
.seg-btn.on { background: var(--primary); color: #fff; }
.seg-btn.on[data-type=out] { background: var(--red); }
.mat-info { padding: 8px 14px 0; color: var(--muted); font-size: 13.5px; }
.mat-info b { color: var(--text); }
.qty-wrap { display: flex; align-items: center; gap: 8px; flex: 0 0 auto; }
.qty-input { width: 130px !important; font-size: 18px; font-weight: 600; text-align: center; }
.unit { align-self: center; color: var(--muted); min-width: 34px; }
.remark-input { flex: 1; min-width: 160px; }
.date-input { margin-left: auto; }
.quick-mats { display: flex; gap: 6px; flex-wrap: wrap; flex: 1; }
.qm { border: 1px solid var(--line); background: #f8fafc; border-radius: 99px; padding: 4px 12px; font-size: 13px; cursor: pointer; color: var(--text); }
.qm:hover { border-color: var(--primary); color: var(--primary); }
.rec-msg { padding: 8px 14px; font-size: 14px; min-height: 22px; }
.rec-msg.ok { color: var(--green); }
.rec-msg.warn { color: var(--orange); }
.rec-msg.err { color: var(--red); }

/* ---------- 盘点 ---------- */
.st-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; padding: 12px 14px; border-top: 1px solid var(--line); }
.stl-counted { width: 110px; text-align: right; }
.diff-pos { color: var(--green); font-weight: 600; }
.diff-neg { color: var(--red); font-weight: 600; }

/* ---------- 页签 ---------- */
.tabs { display: flex; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }
.tab { border: 1px solid var(--line); background: #fff; padding: 8px 18px; border-radius: 8px 8px 0 0; cursor: pointer; color: var(--muted); }
.tab.on { color: var(--primary); border-color: var(--primary); border-bottom-color: #fff; font-weight: 600; }

.pager { display: flex; gap: 8px; align-items: center; padding: 10px 14px; flex-wrap: wrap; }

/* ---------- 登录 ---------- */
.auth-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: linear-gradient(160deg, #eff6ff, #f1f5f9); padding: 20px; }
.auth-card {
  background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 10px 40px rgba(15,23,42,.10);
  width: 100%; max-width: 380px; padding: 30px 28px; text-align: center;
}
.auth-logo { font-size: 40px; }
.auth-card h1 { font-size: 21px; margin: 6px 0 2px; }
.auth-sub { color: var(--muted); font-size: 13px; margin-bottom: 18px; }
.auth-card form { text-align: left; }
.auth-card label { display: block; margin: 12px 0 4px; font-size: 13.5px; color: var(--muted); }
.auth-card input { width: 100%; }
.auth-card .btn { margin-top: 18px; }
.auth-msg { color: var(--red); font-size: 13.5px; min-height: 20px; margin-top: 10px; text-align: center; }
.auth-foot { margin-top: 14px; font-size: 13.5px; color: var(--muted); }

/* ---------- 弹窗 / 提示 ---------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(15,23,42,.45); z-index: 100;
  display: none; align-items: center; justify-content: center; padding: 16px;
}
.modal-mask.show { display: flex; }
.modal {
  background: #fff; border-radius: 12px; padding: 20px; width: 100%; max-width: 440px;
  max-height: 88vh; overflow-y: auto; box-shadow: 0 20px 60px rgba(15,23,42,.25);
}
.modal h3 { margin-bottom: 12px; font-size: 17px; }
.modal label { display: block; margin: 10px 0 4px; font-size: 13.5px; color: var(--muted); }
.modal input, .modal select { width: 100%; }
.modal .m-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; flex-wrap: wrap; }
.toast {
  position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%) translateY(20px);
  background: #0f172a; color: #fff; padding: 10px 20px; border-radius: 99px; font-size: 14px;
  opacity: 0; pointer-events: none; transition: all .25s; z-index: 200; max-width: 90vw; text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { background: var(--red); }

/* ---------- 手机版式（body.mobile-ui 由 JS 判定：手动开关 > 自动识别"窄视口+触屏/移动UA"） ----------
 * PC 浏览器（桌面UA无触屏）不进此版式，窗口再窄也保持电脑版；元素变小、纵向堆叠、绝不重叠；允许双指缩放 */
body.mobile-ui { font-size: 14px; }
body.mobile-ui .main { padding: 12px 10px 56px; max-width: 640px; } /* 宽屏强制手机版时收窄居中 */
/* 触屏去掉 300ms 点击延迟与按钮双击缩放（不影响页面双指缩放） */
body.mobile-ui a, body.mobile-ui button, body.mobile-ui .btn, body.mobile-ui .qm,
body.mobile-ui .seg-btn, body.mobile-ui .tab, body.mobile-ui .nav a, body.mobile-ui .md-item { touch-action: manipulation; }
/* 输入框 ≥16px：避免 iOS 聚焦时被自动放大 */
body.mobile-ui input[type=text], body.mobile-ui input[type=password], body.mobile-ui input[type=number],
body.mobile-ui input[type=tel], body.mobile-ui input[type=date], body.mobile-ui input[type=search],
body.mobile-ui select, body.mobile-ui textarea { font-size: 16px; }

/* 顶栏：单行不换行、可截断，杜绝与内容重叠 */
body.mobile-ui .topbar { flex-wrap: nowrap; gap: 8px; padding: 0 10px; min-height: 50px; }
body.mobile-ui .burger { display: block; flex: 0 0 auto; padding: 2px; }
body.mobile-ui .brand { flex: 0 1 auto; min-width: 0; overflow: hidden; }
body.mobile-ui .brand-name { font-size: 16px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
body.mobile-ui .brand-tenant { display: none; }
body.mobile-ui .top-right { margin-left: auto; flex: 0 0 auto; gap: 6px; min-width: 0; }
body.mobile-ui .who { max-width: 96px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
body.mobile-ui .nav {
  display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff;
  border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px rgba(15,23,42,.10);
  padding: 4px 0; flex-direction: column; overflow: visible;
}
body.mobile-ui .nav.open { display: flex; }
body.mobile-ui .nav a { padding: 12px 20px; border-bottom: none; border-left: 3px solid transparent; font-size: 15px; }
body.mobile-ui .nav a.on { border-left-color: var(--primary); }

/* 卡片与统计：更紧凑 */
body.mobile-ui .card { margin-bottom: 10px; }
body.mobile-ui .card-h { padding: 10px 12px; font-size: 14.5px; gap: 8px; }
body.mobile-ui .cards { grid-template-columns: repeat(2, 1fr); gap: 8px; }
body.mobile-ui .stat { padding: 10px 6px; }
body.mobile-ui .stat-n { font-size: 20px; }
body.mobile-ui .stat-l { font-size: 11.5px; }
body.mobile-ui .empty { padding: 18px; }

/* 表格：字号变小 + 横向滚动兜底（不重叠） */
body.mobile-ui .tbl { font-size: 13px; }
body.mobile-ui .tbl th, body.mobile-ui .tbl td { padding: 7px 8px; }
body.mobile-ui .tbl-scroll { -webkit-overflow-scrolling: touch; }

/* 手机版卡片式表格（配合 td[data-l] 标签，见 .tbl-mob） */
body.mobile-ui .tbl-mob thead { display: none; }
body.mobile-ui .tbl-mob, body.mobile-ui .tbl-mob tbody { display: block; width: 100%; }
body.mobile-ui .tbl-mob tr { display: block; padding: 8px 12px; border-bottom: 1px solid var(--line); }
body.mobile-ui .tbl-mob tr:last-child { border-bottom: none; }
body.mobile-ui .tbl-mob td {
  display: flex; align-items: center; gap: 8px; padding: 2px 0;
  border-bottom: none; white-space: normal; text-align: left;
}
body.mobile-ui .tbl-mob td[data-l]::before {
  content: attr(data-l); color: var(--muted); font-size: 12px;
  flex: 0 0 3.2em; text-align: justify; text-align-last: justify;
}
body.mobile-ui .tbl-mob td.num { text-align: left; }

/* 记流水：纵向堆叠、全宽大按钮 */
body.mobile-ui .rec-row { flex-direction: column; gap: 8px; padding: 8px 12px 0; }
body.mobile-ui .mat-pick { width: 100%; min-width: 0; }
body.mobile-ui .seg { width: 100%; height: 42px; }
body.mobile-ui .seg-btn { flex: 1; padding: 0; }
body.mobile-ui .qty-wrap { flex: 1 1 auto; width: 100%; }
body.mobile-ui .qty-input { flex: 1; width: auto !important; min-width: 0; font-size: 17px; }
body.mobile-ui .unit { min-width: 0; }
body.mobile-ui .remark-input { width: 100%; min-width: 0; }
body.mobile-ui .date-input { margin-left: 0; width: 100%; }
body.mobile-ui #rec-save { width: 100%; padding: 12px 16px; font-size: 16px; }
body.mobile-ui .mat-info { padding: 6px 12px 0; font-size: 13px; word-break: break-all; }
body.mobile-ui .mat-drop { max-height: 46vh; }
body.mobile-ui .mat-drop .md-item { padding: 10px 12px; }
body.mobile-ui .quick-mats { gap: 6px; }
body.mobile-ui .qm { padding: 6px 12px; font-size: 13px; }
body.mobile-ui .rec-msg { padding: 8px 12px; font-size: 13.5px; }

/* 表单 / 筛选 / 按钮：变小变满 */
body.mobile-ui .btn { padding: 8px 12px; }
body.mobile-ui .btn-sm { padding: 5px 9px; font-size: 12.5px; }
body.mobile-ui .filters { padding: 10px 12px; gap: 6px; }
body.mobile-ui .filters input[type=text], body.mobile-ui .filters input[type=date],
body.mobile-ui .filters select { width: 100%; }
body.mobile-ui .form-card { padding: 12px; }
body.mobile-ui .st-actions { padding: 10px 12px; }
body.mobile-ui .stl-counted { width: 96px; }

/* 弹窗 / 提示 */
body.mobile-ui .modal { padding: 14px; max-height: 86vh; }
body.mobile-ui .modal .m-actions .btn { flex: 1; }
body.mobile-ui .toast { bottom: 24px; font-size: 13px; padding: 9px 16px; }

/* 登录 / 注册 */
body.mobile-ui .auth-body { padding: 14px; }
body.mobile-ui .auth-card { padding: 22px 18px; }
body.mobile-ui .auth-logo { font-size: 32px; }
body.mobile-ui .auth-card h1 { font-size: 19px; }

/* 页底 手机版/电脑版 手动开关 */
.view-switch { display: flex; justify-content: center; align-items: center; gap: 14px; padding: 20px 0 4px; }
.vs-btn {
  border: 1px solid var(--line); background: #fff; border-radius: 99px;
  padding: 6px 20px; font-size: 13px; color: var(--muted); cursor: pointer;
}
.vs-btn:hover { color: var(--primary); border-color: var(--primary); }
.vs-auto { border: none; background: none; font-size: 12.5px; color: var(--muted); cursor: pointer; text-decoration: underline; }
.vs-auto:hover { color: var(--primary); }

/* 触屏设备（无论版式）：加大触控目标，不改布局 */
@media (hover: none) and (pointer: coarse) {
  .mat-drop .md-item { padding: 11px 12px; }
  .qm { padding: 6px 12px; }
}