/* 乾球 ERP 主题：极简科技白 + 墨绿主色 + 金色点缀 */
:root{
  --green:#0f5132; --green-2:#14532d; --green-soft:#e8f1ec;
  --gold:#c9a24b; --gold-soft:#f7efdc;
  --bg:#f5f7f6; --card:#fff; --line:#e4e9e7;
  --text:#1f2d27; --muted:#6b7c75; --danger:#c0392b; --info:#2c7be5;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--text);font-size:14px;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{color:var(--green);text-decoration:none}
.app{display:flex;min-height:100vh}

/* 侧边栏 */
.sidebar{width:210px;background:var(--green-2);color:#fff;flex-shrink:0;
  display:flex;flex-direction:column;position:fixed;height:100vh;left:0;top:0;z-index:30}
.brand{display:flex;align-items:center;gap:10px;padding:18px 18px;font-weight:700;font-size:18px;
  border-bottom:1px solid rgba(255,255,255,.12)}
.logo-dot{width:14px;height:14px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(201,162,75,.25)}
.sidebar nav{padding:10px 0;overflow-y:auto;flex:1}
.nav-item{display:block;padding:12px 18px;color:rgba(255,255,255,.85);border-left:3px solid transparent}
.nav-item:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-item.active{background:rgba(201,162,75,.18);border-left-color:var(--gold);color:#fff;font-weight:600}

/* 主区 */
.main{flex:1;margin-left:210px;display:flex;flex-direction:column;min-width:0}
.topbar{height:56px;background:#fff;border-bottom:1px solid var(--line);display:flex;
  align-items:center;padding:0 18px;gap:14px;position:sticky;top:0;z-index:20}
.page-title{font-weight:700;font-size:16px;flex:1}
.menu-toggle{display:none;border:none;background:none;font-size:22px;cursor:pointer;color:var(--green)}
.user-box{display:flex;align-items:center;gap:10px;font-size:13px}
.role-badge{background:var(--gold-soft);color:#8a6d1f;padding:2px 8px;border-radius:10px;font-size:12px}
.logout{color:var(--muted)}
.content{padding:20px;flex:1}

/* 卡片与网格 */
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:18px;
  box-shadow:0 1px 3px rgba(15,81,50,.04)}
.grid{display:grid;gap:16px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.stat .num{font-size:26px;font-weight:800;color:var(--green)}
.stat .lbl{color:var(--muted);font-size:13px;margin-top:4px}
.stat.gold .num{color:var(--gold)}

/* 表格 */
table{width:100%;border-collapse:collapse;background:#fff;font-size:13px}
th,td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
th{background:var(--green-soft);color:var(--green-2);font-weight:600}
tr:hover td{background:#fafcfb}
.table-wrap{overflow-x:auto;border-radius:8px;-webkit-overflow-scrolling:touch}

/* 表单 */
.form-row{margin-bottom:14px}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
input,select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;
  font-size:14px;font-family:inherit;background:#fff;color:var(--text)}
textarea{resize:vertical;min-height:80px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--green)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(max-width:720px){.form-grid{grid-template-columns:1fr}}

/* 按钮 */
.btn{display:inline-block;padding:9px 16px;border-radius:8px;border:1px solid var(--green);
  background:var(--green);color:#fff;cursor:pointer;font-size:14px}
.btn:hover{background:var(--green-2)}
.btn-ghost{background:#fff;color:var(--green)}
.btn-gold{background:var(--gold);border-color:var(--gold);color:#3a2e0a}
.btn-sm{padding:5px 10px;font-size:12px}
.btn-danger{border-color:var(--danger);background:#fff;color:var(--danger)}
.toolbar{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap;align-items:center}

/* 提示 */
.alert{padding:11px 14px;border-radius:8px;margin-bottom:14px;font-size:13px}
.alert-info{background:#eaf3ff;color:#1f5fb0;border:1px solid #cfe3ff}
.alert-success{background:#e9f7ee;color:#1d7a45;border:1px solid #c7ecd2}
.alert-danger{background:#fdecea;color:#b02a1f;border:1px solid #f5c6c0}

/* 标签 */
.tag{display:inline-block;padding:2px 9px;border-radius:10px;font-size:12px;background:var(--green-soft);color:var(--green-2)}
.tag-warn{background:#fdf3e0;color:#9a6b15}
.tag-bad{background:#fdecea;color:#b02a1f}

/* 分页 */
.pager{display:flex;gap:12px;align-items:center;margin-top:14px;font-size:13px}
.pager a{padding:6px 12px;border:1px solid var(--line);border-radius:8px;background:#fff}

/* 登录页 */
.login-wrap{height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--green-2),#0b3d27)}
.login-card{background:#fff;border-radius:16px;padding:34px 30px;width:min(340px,90vw);box-shadow:0 10px 40px rgba(0,0,0,.25)}
.login-card h1{margin:0 0 4px;font-size:22px;color:var(--green-2)}
.login-card .sub{color:var(--muted);font-size:13px;margin-bottom:22px}

/* 移动端抽屉 */
.backdrop{display:none}
@media(max-width:860px){
  .sidebar{transform:translateX(-100%);transition:.25s;width:min(220px,80vw)}
  .app.sidebar-open .sidebar{transform:translateX(0)}
  .main{margin-left:0}
  .menu-toggle{display:block}
  .backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:25}
  .app.sidebar-open .backdrop{display:block}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
}

/* 手机端（≤720px）进一步收紧，确保 320px 小屏也不破版 */
@media(max-width:720px){
  .topbar{padding:0 12px;gap:8px}
  .user-box .uname,.user-box .role-badge{display:none}
  .content{padding:12px}
  .page-title{font-size:15px}
  .toolbar input,.toolbar select,.toolbar button{flex:1 1 100% !important;max-width:100% !important}
  table{font-size:12px}
  th,td{padding:8px 9px}
  .btn{padding:8px 12px}
}