/* 管理后台样式：轻量卡片式布局，与前台同色系 */
:root{
  --page:#fff7fb;
  --card:#fff;
  --ink:#2b2b2b;
  --body:#52525b;
  --muted:#8b8b8b;
  --line:#f2e9f5;
  --pink:#ff5c8a;
  --pink-from:#ff7aa2;
  --purple:#7c3aed;
  --ok-green:#15803d;
  --danger:#e5484d;
  --mint:#4cc38a;
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",ui-sans-serif,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font-sans);background:var(--page);color:var(--body);line-height:1.5;font-size:15px}
a{color:var(--pink);text-decoration:none}
img{max-width:100%}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}

.admin-wrap{max-width:1080px;margin:0 auto;padding:0 16px 60px}

/* 顶部导航 */
.admin-nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.admin-nav .inner{max-width:1080px;margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:18px;height:56px;overflow-x:auto;scrollbar-width:none}
.admin-nav .inner::-webkit-scrollbar{display:none}
.admin-brand{font-weight:900;color:var(--ink);font-size:17px;white-space:nowrap}
.admin-brand small{font-size:12px;color:var(--muted);font-weight:500;margin-left:6px}
.admin-nav .links{display:flex;gap:4px;margin-left:auto}
.admin-nav .links a{padding:6px 12px;border-radius:10px;color:var(--body);font-weight:600;font-size:14px;white-space:nowrap}
.admin-nav .links a:hover{background:var(--pink-soft,#ffe6ee)}
.admin-nav .links a.active{background:linear-gradient(135deg,#ff7aa2,var(--pink));color:#fff}
.admin-nav .links a.danger{color:var(--danger)}

/* 卡片与布局 */
.card{background:var(--card);border-radius:18px;padding:22px;box-shadow:0 6px 20px rgba(124,58,237,.07);margin-top:18px}
.card h2{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:4px}
.card .sub{font-size:13px;color:var(--muted);margin-bottom:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media (max-width:800px){.grid-2{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}}

.stat-card{background:var(--card);border-radius:18px;padding:18px;box-shadow:0 6px 20px rgba(124,58,237,.07)}
.stat-card .num{font-size:30px;font-weight:900;color:var(--ink);margin-top:4px}
.stat-card .label{font-size:13px;color:var(--muted);font-weight:600}
.stat-card.pink .num{color:var(--pink)}
.stat-card.purple .num{color:var(--purple)}
.stat-card.mint .num{color:var(--mint)}
.stat-card.green .num{color:var(--ok-green)}

/* 表单 */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 18px}
@media (max-width:700px){.form-grid{grid-template-columns:1fr}}
.form-item{display:flex;flex-direction:column;gap:6px}
.form-item.full{grid-column:1/-1}
.form-item label{font-size:13px;font-weight:700;color:var(--ink)}
.form-item .hint{font-size:12px;color:var(--muted)}
.input,textarea,select{border:1.5px solid var(--line);border-radius:10px;padding:9px 12px;background:#fff;outline:none;transition:border-color .15s}
.input:focus,textarea:focus,select:focus{border-color:var(--pink)}
textarea{min-height:90px;resize:vertical}
.form-actions{margin-top:16px;display:flex;gap:10px;flex-wrap:wrap}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:10px;padding:9px 18px;font-weight:700;font-size:14px;border:none;cursor:pointer;transition:transform .12s,opacity .15s}
.btn:active{transform:scale(.97)}
.btn-pink{background:linear-gradient(135deg,#ff7aa2,var(--pink));color:#fff;box-shadow:0 6px 16px rgba(255,92,138,.3)}
.btn-line{border:1.5px solid var(--line);background:#fff;color:var(--body)}
.btn-line:hover{border-color:var(--pink);color:var(--pink)}
.btn-sm{padding:5px 12px;font-size:13px;border-radius:8px}
.btn-danger{background:var(--danger);color:#fff}
.btn-ghost{background:transparent;color:var(--muted)}
.btn-ghost:hover{color:var(--danger)}

/* 表格 */
.table-wrap{overflow-x:auto;border-radius:14px;border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;font-size:14px}
th{background:#fff0f5;text-align:left;padding:10px 14px;font-weight:700;color:var(--ink);white-space:nowrap}
td{padding:10px 14px;border-top:1px solid var(--line);vertical-align:middle}
tr:hover td{background:#fffdfe}
.table-img{width:44px;height:58px;object-fit:cover;border-radius:8px;background:var(--line)}
.table-logo{width:34px;height:34px;border-radius:8px}
.badge{display:inline-block;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:700}
.badge.on{background:#dff6ea;color:var(--ok-green)}
.badge.off{background:#fde8e9;color:var(--danger)}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}
.empty-td{padding:34px;text-align:center;color:var(--muted)}

/* 提示条 */
.flash{margin-top:18px;border-radius:12px;padding:12px 16px;font-weight:600;font-size:14px;animation:slideIn .2s ease}
.flash.success{background:#dff6ea;color:var(--ok-green)}
.flash.error{background:#fde8e9;color:var(--danger)}
@keyframes slideIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* 简易图表 */
.chart{display:flex;align-items:flex-end;gap:6px;height:150px;margin-top:14px}
.chart .bar-wrap{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;min-width:0}
.chart .bar{width:100%;max-width:34px;border-radius:6px 6px 0 0;background:linear-gradient(180deg,#ff7aa2,var(--pink));min-height:4px}
.chart .bar.pv{background:linear-gradient(180deg,#c4b5fd,var(--purple))}
.chart .bar-label{font-size:11px;color:var(--muted);white-space:nowrap}
.chart .bar-num{font-size:11px;color:var(--ink);font-weight:700}
.legend{display:flex;gap:16px;margin-top:10px;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:4px}

/* 登录页 */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px}
.login-card{width:100%;max-width:400px;background:#fff;border-radius:22px;padding:34px 30px;box-shadow:0 20px 50px rgba(124,58,237,.14)}
.login-card h1{font-size:22px;font-weight:900;color:var(--ink);text-align:center}
.login-card .sub{text-align:center;color:var(--muted);font-size:13px;margin:6px 0 22px}
.login-card .form-item{margin-bottom:14px}
.login-error{margin:12px 0;border-radius:10px;background:#fde8e9;color:var(--danger);padding:10px 14px;font-size:13px;font-weight:600}
.login-tip{margin-top:14px;text-align:center;font-size:12px;color:var(--muted)}

/* 分页 */
.pagination{display:flex;gap:6px;margin-top:16px;flex-wrap:wrap}
.pagination a,.pagination span{padding:6px 12px;border-radius:8px;border:1px solid var(--line);font-size:13px;color:var(--body)}
.pagination .cur{background:linear-gradient(135deg,#ff7aa2,var(--pink));color:#fff;border-color:transparent}

/* ===== 主题覆盖：与小程序一致的薄荷青 ===== */
:root{
  --page:#f4f6f7;
  --line:#e8eeef;
  --pink:#079f91;
  --pink-from:#3d9c92;
  --pink-soft:#e9faf7;
  --purple:#0f766e;
  --mint:#4cc38a;
}
.admin-nav .links a.active{background:linear-gradient(135deg,#3d9c92,#079f91);color:#fff}
.admin-nav .links a:hover{background:#e9faf7}
.btn-pink{background:linear-gradient(135deg,#3d9c92,#079f91)}