/* ============================================================
   驰泰 B2B · ERP 风格共享样式（erp.css）
   用于 admin.html（官方后台）与 agent/erp.html（代理商订货系统）
   ============================================================ */
* { margin:0; padding:0; box-sizing:border-box; }
:root{
  --ink:#1d2b28; --sub:#6b7c78; --line:#e6ebe9;
  --brand:#0e7a6e; --brand-deep:#0a5c53; --brand-soft:#e3f2ef;
  --price:#c2452d; --bg:#f4f6f5;
}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--ink); display:flex; min-height:100vh;
}
a{ text-decoration:none; color:inherit; }
button{ font-family:inherit; }

/* ===== 侧边栏 ===== */
aside{
  width:232px; flex:none; background:#0f211d; color:#c6d4d0;
  display:flex; flex-direction:column; padding:22px 14px;
  position:sticky; top:0; height:100vh;
}
.brand{ display:flex; align-items:center; gap:11px; padding:6px 10px 22px; border-bottom:1px solid #1e3530;}
.brand .mark{
  width:40px;height:40px;border-radius:12px; flex:none;
  background:linear-gradient(135deg,#0e7a6e,#2fb3a2);
  display:flex;align-items:center;justify-content:center; color:#fff; font-size:19px; font-weight:700;
}
.brand b{ color:#fff; font-size:15.5px; display:block; letter-spacing:1px;}
.brand span{ font-size:11px; color:#7d938e;}
.nav{ margin-top:18px; flex:1;}
.nav a{
  display:flex; align-items:center; gap:12px; padding:12px 14px; border-radius:12px;
  font-size:14px; margin-bottom:4px; cursor:pointer; transition:.2s;
}
.nav a i{ font-style:normal; font-size:17px; width:20px; text-align:center;}
.nav a:hover{ background:#17302a; color:#fff;}
.nav a.on{ background:linear-gradient(135deg,var(--brand),#178f80); color:#fff; font-weight:600;
  box-shadow:0 6px 18px rgba(14,122,110,.35);}
.nav a .cnt{
  margin-left:auto; font-size:11px; background:rgba(255,255,255,.18); padding:2px 8px; border-radius:999px;
}
.side-foot{ font-size:11px; color:#5f756f; padding:14px 10px 0; border-top:1px solid #1e3530; line-height:1.8;}
.side-foot .exit{ color:#9ab8b1; cursor:pointer;}
.side-foot .exit:hover{ color:#fff;}

/* ===== 主区域 ===== */
main{ flex:1; padding:26px 32px 60px; max-width:1180px; min-width:0;}
header.top{ display:flex; align-items:center; margin-bottom:24px;}
header.top h1{ font-size:22px; letter-spacing:.5px;}
header.top .crumb{ font-size:12.5px; color:var(--sub); margin-top:4px;}
header.top .right{ margin-left:auto; display:flex; gap:12px; align-items:center;}
.avatar{
  width:38px;height:38px;border-radius:50%; background:linear-gradient(135deg,var(--brand),#2fb3a2);
  color:#fff; display:flex;align-items:center;justify-content:center; font-weight:700;
}
.live-dot{ display:inline-flex; align-items:center; gap:7px; font-size:12.5px; color:var(--sub);
  background:#fff; border:1px solid var(--line); padding:7px 14px; border-radius:999px;}
.live-dot i{ width:8px;height:8px;border-radius:50%; background:#2eb872; animation:blink 1.6s infinite; font-style:normal;}
@keyframes blink{ 50%{ opacity:.35; } }

section.view{ display:none; }
section.view.on{ display:block; animation:fade .25s; }
@keyframes fade{ from{ opacity:0; transform:translateY(6px);} }

/* 统计卡 */
.stats{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:22px;}
.stats.c2{ grid-template-columns:repeat(2,1fr);}
.stat{
  background:#fff; border:1px solid var(--line); border-radius:18px; padding:20px 22px; position:relative; overflow:hidden;
}
.stat::after{ content:""; position:absolute; right:-20px; top:-20px; width:80px; height:80px;
  border-radius:50%; background:var(--brand-soft); opacity:.7;}
.stat .k{ font-size:12.5px; color:var(--sub); position:relative; z-index:1;}
.stat .v{ font-size:26px; font-weight:800; margin-top:6px; position:relative; z-index:1;}
.stat .v small{ font-size:13px; font-weight:600; color:var(--sub);}
.stat .t{ font-size:11.5px; margin-top:6px; position:relative; z-index:1;}
.t.up{ color:#1f9d55;} .t.warn{ color:#e8930c;} .t.mut{ color:#8a9995;}

/* 面板与表格 */
.panel{ background:#fff; border:1px solid var(--line); border-radius:18px; overflow:hidden;}
.panel + .panel{ margin-top:18px;}
.panel-head{
  display:flex; align-items:center; padding:17px 22px; border-bottom:1px solid var(--line); gap:8px; flex-wrap:wrap;
}
.panel-head h3{ font-size:15.5px;}
.panel-head .more{ margin-left:auto; display:flex; gap:10px; align-items:center;}
.filter{
  font-size:12.5px; padding:7px 14px; border-radius:999px; border:1px solid var(--line);
  background:#fff; color:var(--sub); cursor:pointer;
}
.filter.on{ background:var(--brand); border-color:var(--brand); color:#fff; font-weight:600;}
table{ width:100%; border-collapse:collapse; font-size:13px;}
th{
  text-align:left; padding:12px 22px; color:#8a9995; font-weight:600; font-size:12px;
  background:#fafbfa; border-bottom:1px solid var(--line); white-space:nowrap;
}
td{ padding:14px 22px; border-bottom:1px solid #f0f3f2; vertical-align:middle;}
tr:last-child td{ border-bottom:none;}
tr:hover td{ background:#fafcfb;}
.tag{ font-size:11.5px; padding:4px 11px; border-radius:999px; font-weight:600; white-space:nowrap; display:inline-block;}
.tg-placed{ background:#eef1f0; color:#68766f;}
.tg-paid{ background:#fdf3e0; color:#c07b10;}
.tg-shipped{ background:#e5effa; color:#2f6fc4;}
.tg-done{ background:var(--brand-soft); color:var(--brand-deep);}
.tg-on{ background:var(--brand-soft); color:var(--brand-deep);}
.tg-off{ background:#f0f1f0; color:#8a9995;}
.tg-pending{ background:#fdeee6; color:#c05a2d;}
.tg-approved{ background:var(--brand-soft); color:var(--brand-deep);}
.tg-rejected{ background:#fbe9e7; color:#b3402e;}
.op{ white-space:nowrap;}
.btn-sm{
  font-size:12px; padding:6px 14px; border-radius:8px; cursor:pointer; border:1px solid var(--line);
  background:#fff; color:#4c5e5a;
}
.btn-sm.primary{ background:var(--brand); border-color:var(--brand); color:#fff; font-weight:600;}
.btn-sm.green{ background:#1f9d55; border-color:#1f9d55; color:#fff; font-weight:600;}
.btn-sm.danger{ color:#c2452d; border-color:#f0d3cd;}
.btn-sm:hover{ opacity:.85;}
.btn{
  border:none; cursor:pointer; font-weight:600; font-size:13.5px;
  padding:11px 22px; border-radius:11px; display:inline-flex; align-items:center; gap:8px;
}
.btn.primary{ background:linear-gradient(135deg,var(--brand),#1a9c8c); color:#fff; box-shadow:0 6px 16px rgba(14,122,110,.3);}
.btn.plain{ background:#fff; border:1px solid var(--line); color:#4c5e5a;}
.btn:hover{ opacity:.9;}
.empty-tip{ text-align:center; padding:50px 0; color:#9aa8a4; font-size:13px;}
.hint{
  margin-top:18px; padding:14px 18px; border-radius:14px; font-size:12.5px; line-height:1.8;
  background:#f6f8f7; color:var(--sub); border:1px dashed var(--line);
}
.hint b{ color:var(--brand-deep);}

/* 弹窗 */
.mask{
  position:fixed; inset:0; background:rgba(15,33,29,.45); backdrop-filter:blur(3px);
  display:none; align-items:center; justify-content:center; z-index:100; padding:20px;
}
.mask.show{ display:flex;}
.modal{
  background:#fff; border-radius:22px; width:520px; max-width:100%; max-height:88vh; overflow-y:auto;
  padding:28px 30px; animation:pop .25s;
}
@keyframes pop{ from{ transform:scale(.96); opacity:0;} }
.modal h3{ font-size:18px; margin-bottom:20px;}
.form-row{ margin-bottom:16px;}
.form-row label{ display:block; font-size:13px; font-weight:600; margin-bottom:7px;}
.form-row label span{ color:var(--price);}
.form-row input,.form-row textarea,.form-row select{
  width:100%; border:1.5px solid var(--line); border-radius:12px; padding:11px 14px;
  font-size:14px; outline:none; font-family:inherit; background:#fff;
}
.form-row textarea{ min-height:80px; resize:vertical;}
.form-row input:focus,.form-row textarea:focus,.form-row select:focus{ border-color:var(--brand);}
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:14px;}
.modal-foot{ display:flex; justify-content:flex-end; gap:12px; margin-top:24px;}
.modal-foot .btn{ padding:12px 28px; border-radius:999px;}
.readonly{ background:#f6f8f7 !important; color:#68766f;}

/* 档位卡（在线订货） */
.tier-cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin-bottom:16px;}
.tier-card{
  border:2px solid var(--line); border-radius:18px; padding:20px 18px; cursor:pointer; transition:.2s; background:#fff;
  position:relative;
}
.tier-card:hover{ border-color:#9fd0c8;}
.tier-card.on{ border-color:var(--brand); box-shadow:0 10px 26px rgba(14,122,110,.16);}
.tier-card .rc{
  position:absolute; top:14px; right:14px; width:20px;height:20px;border-radius:50%;
  border:2px solid var(--line);
}
.tier-card.on .rc{ background:var(--brand); border-color:var(--brand);}
.tier-card h4{ font-size:15px; margin-bottom:4px;}
.tier-card .min{ font-size:12px; color:var(--sub); margin-bottom:10px;}
.tier-card .p{ color:var(--price); font-weight:800; font-size:26px;}
.tier-card .p small{ font-size:13px;}
.tier-card .d{ font-size:11.5px; color:#8a9995; margin-top:10px; line-height:1.6;}
.tier-card .badge-top{
  position:absolute; top:-10px; left:14px; font-size:10.5px; background:linear-gradient(135deg,var(--brand),#1a9c8c);
  color:#fff; padding:3px 10px; border-radius:999px; font-weight:600;
}
.stepper{ display:inline-flex; align-items:center; gap:12px; font-size:15px;}
.stepper button{
  width:30px;height:30px;border-radius:9px;border:1px solid var(--line);background:#fff;
  cursor:pointer; font-size:15px; color:var(--brand); line-height:1;
}
.stepper button:disabled{ color:#c3cdc9; cursor:not-allowed;}