/* 货物出入库管理系统 - 展陌 · 三端响应式样式（电脑/平板/手机） */
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }

:root {
  --primary: #2563eb;
  --primary-2: #3b82f6;
  --accent: #06b6d4;
  --danger: #ef4444;
  --warn: #f59e0b;
  --success: #10b981;
  --bg: #eef2f9;
  --card: #ffffff;
  --text: #0f172a;
  --text-sub: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.05), 0 1px 3px rgba(15,23,42,.04);
  --shadow-md: 0 4px 18px rgba(15,23,42,.08);
  --shadow-lg: 0 14px 40px rgba(37,99,235,.14);
}

html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(160deg, #f5f8fe 0%, #eaf0fa 100%);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
}

.screen { min-height: 100vh; }

/* 滚动条美化 */
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: #c9d4e6; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #aebcd6; }
::-webkit-scrollbar-track { background: transparent; }

/* ---------- 认证页 ---------- */
#screen-auth { position: relative; overflow: hidden; }
#screen-auth::before, #screen-auth::after {
  content: ""; position: absolute; border-radius: 50%; filter: blur(70px); z-index: 0; pointer-events: none;
}
#screen-auth::before { width: 460px; height: 460px; background: rgba(59,130,246,.22); top: -120px; right: -80px; }
#screen-auth::after { width: 520px; height: 520px; background: rgba(6,182,212,.16); bottom: -160px; left: -120px; }
.auth-card {
  position: relative; z-index: 1;
  width: min(92%, 420px); margin: 0 auto; padding: 38px 28px 30px;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,.7);
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  top: 13vh;
}
.auth-title { font-size: 24px; font-weight: 800; text-align: center; background: linear-gradient(120deg, var(--primary), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.auth-sub { color: var(--text-sub); text-align: center; margin: 8px 0 24px; font-size: 14px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--text-sub); margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 13px; border: 1px solid var(--border);
  border-radius: 10px; font-size: 15px; background: #fff; outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.field-row { display: flex; gap: 10px; }
.field-row > div { flex: 1; }

/* ---------- 按钮 ---------- */
.btn {
  padding: 11px 16px; border: none; border-radius: 10px; font-size: 15px;
  cursor: pointer; background: #eef2f8; color: var(--text); transition: .18s;
}
.btn:hover { background: #e2e9f2; }
.btn.primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff;
  box-shadow: 0 4px 12px rgba(37,99,235,.25);
}
.btn.primary:hover { box-shadow: 0 6px 18px rgba(37,99,235,.35); transform: translateY(-1px); }
.btn.primary:active { transform: translateY(0); }
.btn.danger { background: #fdecec; color: var(--danger); }
.btn.danger:hover { background: #fbdcdc; }
.btn.success { background: #e6f7ef; color: var(--success); }
.btn.success:hover { background: #d6f1e5; }
.btn.sm { padding: 6px 12px; font-size: 13px; border-radius: 8px; }
.btn.block { width: 100%; margin-top: 10px; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ---------- 主界面布局 ---------- */
#screen-app { display: flex; flex-direction: column; height: 100vh; }
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; padding-top: calc(12px + env(safe-area-inset-top));
  background: linear-gradient(135deg, #1d4ed8, #3b82f6 55%, #06b6d4);
  color: #fff; position: sticky; top: 0; z-index: 20;
  box-shadow: 0 2px 12px rgba(37,99,235,.25);
}
.topbar-title { font-size: 17px; font-weight: 700; letter-spacing: .3px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.user-name { font-size: 13px; opacity: .95; }
.role-tag {
  font-size: 11px; padding: 3px 9px; border-radius: 12px;
  background: rgba(255,255,255,.22); backdrop-filter: blur(4px);
}
.icon-btn {
  background: transparent; border: none; color: #fff; font-size: 20px; cursor: pointer; line-height: 1;
  width: 34px; height: 34px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s;
}
.icon-btn:hover { background: rgba(255,255,255,.16); }
.content { flex: 1; overflow-y: auto; padding: 14px; padding-bottom: calc(76px + env(safe-area-inset-bottom)); }

/* 底部导航（手机） */
.bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; display: flex;
  background: rgba(255,255,255,.92); backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom); z-index: 20;
}
.nav-item {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 9px 0; border: none; background: none; color: var(--text-sub); font-size: 11px; cursor: pointer;
  transition: color .15s;
}
.nav-item.active { color: var(--primary); font-weight: 600; }
.nav-icon { font-size: 20px; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--card); border-radius: var(--radius); padding: 14px;
  margin-bottom: 12px; box-shadow: var(--shadow-sm);
  border: 1px solid rgba(226,232,240,.8);
}
.card h3 { font-size: 15px; margin-bottom: 10px; }
.card-title { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.card-title h3 { margin-bottom: 0; }

/* 统计块 */
.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.stat-card {
  position: relative; overflow: hidden;
  background: var(--card); border-radius: var(--radius); padding: 14px;
  box-shadow: var(--shadow-sm); border: 1px solid rgba(226,232,240,.8);
}
.stat-card::after {
  content: ""; position: absolute; right: -22px; top: -22px; width: 72px; height: 72px;
  border-radius: 50%; background: rgba(37,99,235,.08);
}
.stat-card:nth-child(2)::after { background: rgba(6,182,212,.1); }
.stat-card:nth-child(3)::after { background: rgba(245,158,11,.1); }
.stat-card:nth-child(4)::after { background: rgba(16,185,129,.1); }
.stat-label { font-size: 12px; color: var(--text-sub); }
.stat-value { font-size: 22px; font-weight: 800; margin-top: 4px; letter-spacing: .3px; }
.stat-value.warn { color: var(--danger); }
.stat-value.primary { color: var(--primary); }

/* ---------- 列表 ---------- */
.list { list-style: none; }
.list-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 6px; border-bottom: 1px solid var(--border); gap: 10px;
  border-radius: 8px; transition: background .15s;
}
.list-item:hover { background: #f6f9fe; }
.list-item:last-child { border-bottom: none; }
.item-main { flex: 1; min-width: 0; }
.item-title { font-size: 15px; font-weight: 600; }
.item-sub { font-size: 12px; color: var(--text-sub); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.item-right { text-align: right; flex-shrink: 0; }
.item-value { font-size: 15px; font-weight: 700; }
.item-tag { font-size: 11px; padding: 3px 8px; border-radius: 8px; display: inline-block; }

.tag-in { background: #e6f7ef; color: var(--success); }
.tag-out { background: #fdecec; color: var(--danger); }
.tag-adjust { background: #fdf3e0; color: var(--warn); }
.tag-low { background: #fdecec; color: var(--danger); }
.tag-ok { background: #e6f7ef; color: var(--success); }
.tag-role { background: #eef2f8; color: var(--text-sub); }

/* 搜索/筛选条 */
.toolbar { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.toolbar input, .toolbar select {
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px;
  font-size: 14px; background: #fff; outline: none; flex: 1; min-width: 120px;
  transition: border-color .15s, box-shadow .15s;
}
.toolbar input:focus, .toolbar select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.toolbar .toolbar-btn { flex: 0 0 auto; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 420px; }
th, td { padding: 10px 9px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
th {
  color: #475569; font-weight: 600; font-size: 13px;
  background: linear-gradient(180deg, #f8fafd, #f1f5fa);
}
tbody tr:nth-child(even) { background: #fafcff; }
tbody tr:hover { background: #f0f6ff; }

/* 图表容器 */
.chart-box { width: 100%; height: 240px; }
.chart-legend { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 6px; font-size: 13px; color: var(--text-sub); }
.legend-dot { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 4px; vertical-align: -1px; }

/* 弹层 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(15,23,42,.5);
  display: flex; align-items: flex-end; justify-content: center; z-index: 100;
  backdrop-filter: blur(3px);
}
.modal {
  background: #fff; width: 100%; max-width: 480px; max-height: 90vh; overflow-y: auto;
  border-radius: 20px 20px 0 0; padding: 18px 16px calc(18px + env(safe-area-inset-bottom));
  box-shadow: 0 -8px 32px rgba(15,23,42,.15);
  animation: slideUp .22s ease;
}
@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.modal-header h3 { font-size: 17px; }
.modal-close { background: none; border: none; font-size: 22px; color: var(--text-sub); cursor: pointer; }
.modal-actions { display: flex; gap: 10px; margin-top: 16px; }
.modal-actions .btn { flex: 1; }

/* ================================================================
   平板端（≥720px）：内容居中 + 统计 4 列 + 弹层居中
   ================================================================ */
@media (min-width: 720px) {
  .modal-mask { align-items: center; }
  .modal { border-radius: 20px; max-width: 600px; box-shadow: var(--shadow-lg); }
  .content { max-width: 980px; margin: 0 auto; padding: 20px 24px; }
  .stat-grid { grid-template-columns: repeat(4, 1fr); gap: 14px; }
  .stat-card { padding: 18px; border-radius: 18px; transition: transform .18s, box-shadow .18s; }
  .stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
  .stat-value { font-size: 26px; }
  table { min-width: 620px; }
  th, td { padding: 11px 10px; }
  .topbar { padding: 14px 24px; padding-top: calc(14px + env(safe-area-inset-top)); }
  .topbar-title { font-size: 19px; }
  .toolbar input, .toolbar select { min-width: 160px; }
  .card { border-radius: 18px; padding: 18px; }
  .card:hover { box-shadow: var(--shadow-md); }
  .auth-card { top: 15vh; }
  .chart-box { height: 280px; }
}

/* ================================================================
   电脑端（≥1024px）：与手机端一致的顶栏 + 底部导航，内容居中适配
   ================================================================ */
@media (min-width: 1024px) {
  /* 底部导航：保持手机同款通栏样式，大屏收窄居中悬浮 */
  .bottom-nav {
    left: 50%; transform: translateX(-50%);
    width: min(92%, 760px);
    bottom: 20px;
    border-radius: 22px;
    border: 1px solid rgba(226,232,240,.9);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    flex-direction: row;
    padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
  }
  .nav-item { padding: 11px 0; font-size: 12px; border-radius: 16px; }
  .nav-item:hover { background: #f0f5fd; }
  .nav-icon { font-size: 21px; }
  .content {
    max-width: 1280px; margin: 0 auto;
    padding: 28px 32px 120px;
  }
  .stat-grid { grid-template-columns: repeat(4, 1fr); gap: 18px; }
  .stat-card { padding: 22px; border-radius: 18px; transition: transform .18s, box-shadow .18s; }
  .stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
  .stat-label { font-size: 13px; }
  .stat-value { font-size: 30px; margin-top: 6px; }
  .card { padding: 22px; margin-bottom: 18px; border-radius: 18px; transition: box-shadow .18s; }
  .card:hover { box-shadow: var(--shadow-md); }
  .card h3 { font-size: 16px; }
  .toolbar { gap: 12px; margin-bottom: 18px; }
  .toolbar input, .toolbar select { min-width: 200px; padding: 11px 13px; }
  .btn { padding: 11px 20px; }
  .btn.sm { padding: 7px 14px; }
  table { min-width: 760px; font-size: 14px; }
  th, td { padding: 13px 11px; }
  .modal { max-width: 680px; }
  .list-item { padding: 15px 8px; }
  .item-title { font-size: 15px; }
  .auth-card { max-width: 440px; padding: 44px 36px; }
  .auth-title { font-size: 26px; }
  .chart-box { height: 320px; }
  .empty { padding: 44px 0; }
  .pager { margin: 22px 0; }
}

/* 空状态 */
.empty { text-align: center; color: var(--text-sub); padding: 30px 0; font-size: 14px; }

/* 消息提示 */
.msg { text-align: center; font-size: 13px; margin-top: 10px; color: var(--danger); min-height: 18px; }
.toast {
  position: fixed; top: 60px; left: 50%; transform: translateX(-50%);
  background: rgba(15,23,42,.82); color: #fff; padding: 11px 20px; border-radius: 12px;
  font-size: 14px; z-index: 200; max-width: 80%; text-align: center;
  box-shadow: var(--shadow-md);
}
.toast.ok { background: rgba(16,185,129,.92); }

/* 分页 */
.pager { display: flex; align-items: center; justify-content: center; gap: 12px; margin: 14px 0; }
.pager button { padding: 6px 14px; }
.pager span { font-size: 13px; color: var(--text-sub); }

/* 加载 */
.loading { text-align: center; color: var(--text-sub); padding: 30px; }

/* 筛选日期输入 */
input[type="date"] { -webkit-appearance: none; }