/* 产品查询工作台 —— 全局样式（深青 + 中性灰，商务专业风，响应式） */
:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --ink: #1f2a33;
  --muted: #6b7a86;
  --line: #e2e8ee;
  --brand: #0f766e;
  --brand-dark: #115e59;
  --brand-soft: #e6f4f2;
  --accent: #c2410c;
  --danger: #b91c1c;
  --ok: #15803d;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .04);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.6;
}
a { color: var(--brand-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- 布局 ---------- */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 210px; flex-shrink: 0; background: #10322f; color: #cfe3df;
  display: flex; flex-direction: column;
}
.sidebar .logo {
  padding: 18px 20px; font-size: 16px; font-weight: 700; color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.08); letter-spacing: .5px;
}
.sidebar .logo small { display:block; font-size:11px; font-weight:400; color:#8fb5af; margin-top:2px;}
.sidebar nav { padding: 10px 0; flex: 1; }
.sidebar nav a {
  display: block; padding: 11px 20px; color: #b9d2cd; font-size: 14px;
  border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: rgba(255,255,255,.06); text-decoration: none; }
.sidebar nav a.active { background: rgba(255,255,255,.1); color: #fff; border-left-color: var(--brand); }
.sidebar .foot { padding: 14px 20px; font-size: 12px; color: #7fa39c; border-top: 1px solid rgba(255,255,255,.08); }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  height: 56px; background: var(--panel); border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; padding: 0 22px;
}
.topbar .title { font-size: 16px; font-weight: 700; }
.topbar .user { color: var(--muted); font-size: 13px; display:flex; align-items:center; gap:14px;}
.badge-role { background: var(--brand-soft); color: var(--brand-dark); padding: 2px 9px; border-radius: 20px; font-size: 12px; }
.content { padding: 22px; flex: 1; }

/* ---------- 卡片 / 统计 ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.stat .num { font-size: 28px; font-weight: 700; color: var(--brand-dark); }
.stat .lbl { color: var(--muted); margin-top: 2px; }
.panel-title { font-size: 15px; font-weight: 700; margin: 26px 0 12px; }

/* ---------- 表格 ---------- */
.table-wrap { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: auto; box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; table-layout: fixed; }
th, td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--line); word-break: break-word; }
th { background: #f8fafb; font-weight: 600; color: #41505b; font-size: 13px; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #fafcfc; }

/* ---------- 按钮 / 表单 ---------- */
.btn {
  display: inline-block; padding: 8px 16px; border-radius: 8px; border: 1px solid var(--line);
  background: #fff; color: var(--ink); cursor: pointer; font-size: 14px; line-height: 1.2;
}
.btn:hover { text-decoration: none; border-color: #cdd8e0; }
.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-danger { background: #fff; color: var(--danger); border-color: #eecaca; }
.btn-sm { padding: 4px 10px; font-size: 12px; border-radius: 6px; }
input, select, textarea {
  width: 100%; padding: 9px 12px; border: 1px solid #cfd9e0; border-radius: 8px;
  font-size: 14px; font-family: inherit; background: #fff; color: var(--ink);
}
textarea { min-height: 90px; resize: vertical; }
label { display:block; font-weight: 600; margin: 14px 0 6px; font-size: 13px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.toolbar { display:flex; gap:10px; align-items:center; margin-bottom:16px; flex-wrap:wrap;}
.toolbar .grow { flex:1; min-width:200px; }

/* ---------- 提示 ---------- */
.flash { padding: 11px 16px; border-radius: 8px; margin-bottom: 16px; }
.flash.error { background: #fdeaea; color: var(--danger); border: 1px solid #f3c9c9; }
.flash.ok { background: #e9f7ee; color: var(--ok); border: 1px solid #c4e6d0; }
.muted { color: var(--muted); }
.tag { display:inline-block; background:#eef2f5; border-radius:6px; padding:2px 8px; font-size:12px; color:#46586a;}
.tag-demo { background:#fef3e8; color:var(--accent);}

/* ---------- 登录页 ---------- */
.login-page { min-height:100vh; display:flex; align-items:center; justify-content:center;
  background: linear-gradient(135deg,#0f3d39,#115e59); padding:20px; }
.login-box { background:#fff; border-radius:14px; padding:34px 36px; width:100%; max-width:380px; box-shadow:0 20px 50px rgba(0,0,0,.25);}
.login-box h1 { margin:0 0 4px; font-size:21px; color:var(--ink);}
.login-box p { margin:0 0 22px; color:var(--muted); font-size:13px;}
.login-box .btn-primary { width:100%; padding:11px; margin-top:20px;}

/* ---------- 客户分享页 ---------- */
.share-body { background:#f4f6f8; }
.share-head { background:#fff; border-bottom:1px solid var(--line); padding:0 20px; }
.pub-brand { max-width:1080px; margin:0 auto; font-weight:700; font-size:16px; color:var(--brand-dark); padding:16px 0; }
.share-container { max-width:1080px; margin:0 auto; padding:22px 20px;}
.product-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px;}
.pcard { background:#fff; border:1px solid var(--line); border-radius:10px; overflow:hidden; box-shadow:var(--shadow);}
.pcard .ph { height:140px; background:#e9eef1; display:flex; align-items:center; justify-content:center; color:#93a3ad;}
.pcard .pb { padding:12px 14px;}
.pcard .pn { font-weight:700; font-size:14px;}
.pcard .pm { color:var(--muted); font-size:12px; margin-top:3px;}
.pcard-img { width:100%; height:140px; object-fit:cover; display:block; margin:0; }
.pcard-price { margin-top:8px; font-size:15px; font-weight:700; color:var(--accent); }
.catalog-head { margin-bottom:18px; }
.catalog-title { margin:0 0 4px; font-size:20px; }

/* 单款详情 */
.single-grid { display:grid; grid-template-columns:minmax(0,5fr) minmax(0,6fr); gap:26px; align-items:start; }
.single-media { position:sticky; top:20px; }
.single-cover { width:100%; border-radius:10px; border:1px solid var(--line); background:#e9eef1; min-height:280px; display:flex; align-items:center; justify-content:center; color:#93a3ad; object-fit:contain; }
.thumb-row { display:flex; gap:8px; margin-top:10px; flex-wrap:wrap; }
.thumb { width:64px; height:64px; object-fit:cover; border-radius:6px; border:1px solid var(--line); cursor:pointer; }
.single-name { margin:0 0 10px; font-size:22px; }
.single-meta { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:14px; }
.tag-ok { background:#e9f7ee; color:var(--ok); }
.single-price { font-size:26px; font-weight:700; color:var(--accent); margin-bottom:16px; }
.single-section { margin-top:22px; }
.section-h { font-size:15px; margin:0 0 10px; padding-left:10px; border-left:3px solid var(--brand); }
.desc-text { white-space:pre-wrap; color:#33424d; }
.spec-table { border:1px solid var(--line); border-radius:8px; overflow:hidden; }
.spec-table td { padding:9px 14px; }
.spec-table .spec-name { width:38%; background:#f8fafb; color:#41505b; font-weight:600; }
.file-list { list-style:none; margin:0; padding:0; }
.file-list li { margin-bottom:8px; }
.file-link { display:flex; gap:10px; align-items:center; background:#fff; border:1px solid var(--line); border-radius:8px; padding:10px 14px; }
.file-link:hover { border-color:var(--brand); text-decoration:none; }
.file-type-tag { background:var(--brand-soft); color:var(--brand-dark); font-size:12px; border-radius:5px; padding:2px 7px; flex-shrink:0; }

/* 密码 / 消息页 */
.gate-box { max-width:420px; margin:60px auto; background:#fff; border:1px solid var(--line); border-radius:12px; padding:32px; box-shadow:var(--shadow); text-align:center; }
.gate-title { font-size:18px; margin:0 0 8px; }
.gate-box form { margin-top:18px; text-align:left; }
.gate-btn { width:100%; margin-top:12px; padding:11px; }
.radio-line { font-weight:400; display:block; margin:8px 0; }
.form-card { max-width:720px; background:#fff; border:1px solid var(--line); border-radius:12px; padding:24px 28px; }
.form-card .form-row { grid-template-columns:160px 1fr; margin-bottom:6px; }
.form-card .form-label { margin:9px 0; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2,1fr); }
  .product-grid { grid-template-columns:repeat(2,1fr);}
  .single-grid { grid-template-columns:1fr; }
  .single-media { position:static; }
  .form-card .form-row { grid-template-columns:1fr; }
  .sidebar { width: 64px; }
  .sidebar .logo span, .sidebar nav a span, .sidebar .foot { display:none;}
  .sidebar .logo { font-size:18px; text-align:center; padding:16px 0;}
  .sidebar nav a { padding:14px 0; text-align:center;}
  .form-row { grid-template-columns:1fr;}
}
@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns:1fr;}
  .content { padding:14px; }
}