/* ============================================================
   咖啡豆袋展示平台 · 管理端样式
   ============================================================ */
:root {
  --bg: #f4f1ec;
  --surface: #fff;
  --ink: #2f241b;
  --ink-soft: #6b5a4b;
  --ink-faint: #9c8a78;
  --brand: #4a3527;
  --brand-2: #7a5a3e;
  --accent: #b9804a;
  --line: #e6dccd;
  --danger: #b0493c;
  --ok: #3f7d4e;
  --shadow: 0 8px 24px rgba(74,53,39,.08);
  --radius: 14px;
  --serif: "Noto Serif SC","Songti SC",serif;
  --sans: "Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--sans); background: var(--bg); color: var(--ink);
  -webkit-font-smoothing: antialiased; line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ---------------- 管理布局 ---------------- */
.admin-layout { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--brand); color: #f3ead9; padding: 24px 16px;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.sidebar .logo { display: flex; align-items: center; gap: 10px; padding: 6px 8px 22px; border-bottom: 1px solid rgba(255,255,255,.14); margin-bottom: 18px; }
.sidebar .logo .dot { width: 36px; height: 36px; border-radius: 10px; background: rgba(255,255,255,.16); display: grid; place-items: center; font-size: 18px; }
.sidebar .logo b { font-family: var(--serif); font-size: 16px; }
.sidebar .logo span { display: block; font-size: 11px; opacity: .7; letter-spacing: 1px; }
.side-nav { list-style: none; }
.side-nav a {
  display: flex; align-items: center; gap: 10px; padding: 11px 12px; border-radius: 10px;
  color: rgba(243,234,217,.85); font-size: 14px; margin-bottom: 4px; transition: .18s;
}
.side-nav a:hover { background: rgba(255,255,255,.1); color: #fff; }
.side-nav a.active { background: var(--accent); color: #fff; }
.side-nav .ico { width: 18px; text-align: center; }

.main { padding: 26px 32px 60px; min-width: 0; }
.topbar {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px;
}
.topbar h1 { font-family: var(--serif); font-size: 24px; }
.topbar .user-box { display: flex; align-items: center; gap: 14px; font-size: 13px; color: var(--ink-soft); }
.topbar .user-box .btn-logout {
  border: 1px solid var(--line); background: var(--surface); color: var(--ink-soft);
  padding: 7px 14px; border-radius: 999px; font-size: 13px; transition: .2s;
}
.topbar .user-box .btn-logout:hover { border-color: var(--danger); color: var(--danger); }

/* ---------------- 统计卡片 ---------------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 16px; margin-bottom: 26px; }
.stat-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow);
}
.stat-card .label { font-size: 13px; color: var(--ink-faint); }
.stat-card .value { font-family: var(--serif); font-size: 30px; font-weight: 700; margin-top: 6px; }
.stat-card .value.acc { color: var(--accent); }
.stat-card .value.dgr { color: var(--danger); }
.stat-card .value.ok { color: var(--ok); }

/* ---------------- 数据表 ---------------- */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 24px; overflow: hidden; }
.panel-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--line); flex-wrap: wrap; gap: 12px; }
.panel-head h3 { font-family: var(--serif); font-size: 16px; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 12px 16px; text-align: left; font-size: 13px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table th { color: var(--ink-faint); font-weight: 600; background: #fbf8f2; white-space: nowrap; }
.table tr:last-child td { border-bottom: 0; }
.table tr:hover td { background: #fdfaf4; }
.table .thumb { width: 46px; height: 46px; border-radius: 8px; object-fit: cover; }
.table .txt-soft { color: var(--ink-faint); }
.table .nowrap { white-space: nowrap; }

/* 状态 / 徽章 */
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.pending { background: #f6e4cf; color: #a2662f; }
.badge.shipped { background: #ddeee2; color: #2f6b3f; }
.badge.on { background: #ddeee2; color: #2f6b3f; }
.badge.off { background: #f0e6e4; color: #9a5a52; }
.badge.low { background: #fbe4e1; color: #b0493c; }
.badge.ok-stock { background: #e7eef7; color: #33608f; }

/* 按钮 */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 10px; font-size: 13px; border: 1px solid transparent; cursor: pointer; transition: .18s; }
.btn.sm { padding: 5px 10px; font-size: 12px; }
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--brand-2); }
.btn.ghost { background: var(--surface); border-color: var(--line); color: var(--ink-soft); }
.btn.ghost:hover { border-color: var(--accent); color: var(--brand); }
.btn.danger { background: var(--surface); border-color: #e0c4be; color: var(--danger); }
.btn.danger:hover { background: var(--danger); color: #fff; }
.btn.ok { background: var(--ok); color: #fff; }
.btn.ok:hover { background: #356a42; }
.btn-link { color: var(--accent); font-weight: 600; }

/* 表单 */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-item { display: flex; flex-direction: column; gap: 6px; }
.form-item.full { grid-column: 1 / -1; }
.form-item label { font-size: 13px; color: var(--ink-soft); }
.form-item input, .form-item select, .form-item textarea {
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font-size: 14px;
  outline: 0; background: #fdfbf7; font-family: inherit;
}
.form-item input:focus, .form-item select:focus, .form-item textarea:focus { border-color: var(--accent); }
.form-item textarea { resize: vertical; min-height: 70px; }
.form-row-actions { display: flex; gap: 12px; margin-top: 8px; }
.upload-preview { width: 120px; height: 120px; border-radius: 12px; overflow: hidden; border: 1px solid var(--line); background: #faf6ee; display: grid; place-items: center; color: var(--ink-faint); font-size: 12px; }
.upload-preview img { width: 100%; height: 100%; object-fit: cover; }

/* 搜索/筛选工具条 */
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.toolbar input[type=text], .toolbar select {
  border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; font-size: 13px;
  background: var(--surface); outline: 0;
}
.toolbar .search-inline { flex: 1; min-width: 200px; max-width: 320px; }

/* 分页 */
.pagination { display: flex; gap: 6px; padding: 16px 20px; flex-wrap: wrap; }
.pagination a, .pagination span {
  min-width: 34px; height: 34px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 8px; background: var(--surface); font-size: 13px;
}
.pagination a:hover { border-color: var(--accent); color: var(--brand); }
.pagination .current { background: var(--brand); color: #fff; border-color: var(--brand); }

/* 提示 */
.msg { padding: 12px 16px; border-radius: 10px; font-size: 14px; margin-bottom: 16px; }
.msg.err { background: #fbe4e1; color: #a14235; }
.msg.ok { background: #ddeee2; color: #2f6b3f; }

/* 空态 */
.empty-row { text-align: center; padding: 50px 20px; color: var(--ink-faint); }

/* ---------------- 登录页 ---------------- */
.login-body { min-height: 100vh; display: grid; place-items: center; background: radial-gradient(900px 500px at 70% -10%, rgba(217,168,108,.25), transparent 60%), linear-gradient(135deg,#3a281d,#5a412c); }
.login-card { width: min(400px, 92%); background: var(--surface); border-radius: 20px; padding: 40px 36px; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.login-card .brand-row { display: flex; align-items: center; gap: 12px; margin-bottom: 26px; }
.login-card .brand-row .dot { width: 44px; height: 44px; border-radius: 12px; background: linear-gradient(135deg,var(--brand),var(--brand-2)); display: grid; place-items: center; font-size: 20px; color:#fff; }
.login-card h1 { font-family: var(--serif); font-size: 20px; }
.login-card .sub { color: var(--ink-faint); font-size: 13px; }
.login-card .form-item { margin-bottom: 16px; }
.login-card .btn-primary { width: 100%; padding: 13px; border: 0; border-radius: 12px; background: var(--accent); color:#fff; font-size: 15px; font-weight:700; cursor: pointer; }
.login-card .btn-primary:hover { background: var(--brand-2); }
.login-hint { margin-top: 14px; font-size: 12px; color: var(--ink-faint); text-align: center; }

/* ---------------- 订单详情 ---------------- */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.detail-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.detail-card h4 { font-family: var(--serif); font-size: 15px; margin-bottom: 14px; }
.kv { display: flex; justify-content: space-between; padding: 7px 0; font-size: 14px; border-bottom: 1px dashed var(--line); }
.kv:last-child { border-bottom: 0; }
.kv span { color: var(--ink-soft); }
.kv b { color: var(--ink); }
@media (max-width: 900px) {
  .admin-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; }
  .main { padding: 20px 16px 50px; }
  .form-grid, .detail-grid { grid-template-columns: 1fr; }
}