/* ============ 管理后台样式 ============ */
:root{
  --primary:#4f46e5; --primary-2:#7c3aed; --ink:#0f172a; --ink-2:#334155;
  --muted:#64748b; --line:#e2e8f0; --bg:#f4f5fa; --grad:linear-gradient(135deg,#4f46e5,#7c3aed);
  --radius:14px; --shadow:0 8px 26px rgba(15,23,42,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);font-size:15px;line-height:1.65;background:var(--bg)}
a{color:var(--primary);text-decoration:none}
a:hover{opacity:.85}
code{background:#eef2ff;border-radius:6px;padding:2px 8px;font-size:13px;color:var(--primary)}
code.hl{background:#0f172a;color:#a5b4fc;padding:4px 10px}

/* 布局 */
.admin-body{display:flex;min-height:100vh}
.side{width:232px;flex:none;background:#0f172a;color:#94a3b8;display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh}
.side-brand{display:flex;align-items:center;gap:10px;padding:22px 20px;border-bottom:1px solid #1e293b}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;
  border-radius:10px;background:var(--grad);color:#fff;font-weight:800;font-size:17px;flex:none}
.side-brand strong{color:#fff;font-size:17px;display:block;line-height:1.2}
.side-brand em{font-style:normal;font-size:10.5px;color:#64748b;letter-spacing:.15em}
.side-nav{padding:14px 12px;display:flex;flex-direction:column;gap:4px;flex:1}
.side-nav a{color:#94a3b8;padding:11px 14px;border-radius:10px;font-size:14.5px;transition:.2s}
.side-nav a:hover{background:#1e293b;color:#fff}
.side-nav a.on{background:var(--grad);color:#fff;font-weight:600}
.side-foot{padding:16px;border-top:1px solid #1e293b;display:flex;flex-direction:column;gap:8px}
.side-foot a{color:#94a3b8;font-size:13.5px;padding:6px 8px;border-radius:8px}
.side-foot a:hover{color:#fff;background:#1e293b}
.side-out{color:#fca5a5 !important}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.main-head{display:flex;align-items:center;gap:16px;background:#fff;border-bottom:1px solid var(--line);
  padding:16px 28px;position:sticky;top:0;z-index:20}
.main-head h1{font-size:19px;font-weight:700;flex:1}
.who{font-size:13.5px;color:var(--muted)}
.side-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;
  padding:5px 11px;cursor:pointer;font-size:16px}
.main-body{padding:28px;max-width:1100px;width:100%}

/* 通用组件 */
.flash{padding:12px 18px;border-radius:10px;margin-bottom:18px;font-size:14px;font-weight:600}
.flash-ok{background:#ecfdf5;color:#059669;border:1px solid #a7f3d0}
.flash-error{background:#fef2f2;color:#dc2626;border:1px solid #fecaca}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:26px}
.stat-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:0 2px 8px rgba(15,23,42,.04)}
.stat-box b{font-size:30px;font-weight:800;display:block}
.stat-box span{font-size:13px;color:var(--muted)}
.stat-blue b{color:var(--primary)}
.stat-green b{color:#059669}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 2px 8px rgba(15,23,42,.04);padding:24px;margin-bottom:24px}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px;flex-wrap:wrap}
.panel-head h2{font-size:17px;font-weight:700}
.search-bar{display:flex;gap:8px}
.search-bar input{border:1.5px solid var(--line);border-radius:10px;padding:8px 14px;font-size:14px;width:220px}
.search-bar input:focus{outline:none;border-color:var(--primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:9px 20px;border-radius:10px;
  font-size:14px;font-weight:600;cursor:pointer;border:0;transition:.2s;font-family:inherit}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 4px 14px rgba(79,70,229,.3)}
.btn-primary:hover{opacity:.92}
.btn-sm{padding:7px 15px;font-size:13.5px}
.btn-block{width:100%}
.btn-plain{background:var(--bg);color:var(--ink-2)}

.table{width:100%;border-collapse:collapse;font-size:14px}
.table th{text-align:left;font-size:12.5px;color:var(--muted);font-weight:600;
  padding:10px 12px;border-bottom:2px solid var(--line);white-space:nowrap}
.table td{padding:12px;border-bottom:1px solid #f1f5f9;vertical-align:middle}
.table tr:hover td{background:#f8fafc}
.td-title{max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.td-title a{color:var(--ink);font-weight:600}
.td-title a:hover{color:var(--primary)}
.td-ops{white-space:nowrap}
.td-ops .op{background:none;border:0;color:var(--primary);cursor:pointer;font-size:13px;
  padding:4px 8px;border-radius:6px;font-family:inherit}
.td-ops .op:hover{background:#eef2ff}
.op-danger{color:#dc2626 !important}
.op-danger:hover{background:#fef2f2 !important}
.inline{display:inline}
.tag{display:inline-block;font-size:12px;font-weight:600;border-radius:999px;padding:3px 12px}
.tag-on{background:#ecfdf5;color:#059669}
.tag-off{background:#f1f5f9;color:#64748b}
.chip{display:inline-block;font-size:12px;font-weight:600;background:#eef2ff;color:var(--primary);
  border-radius:999px;padding:3px 12px}
.chip-webhook{background:#ecfdf5;color:#059669}
.pager{display:flex;justify-content:center;gap:10px;margin-top:20px}
.pager a{padding:7px 15px;border:1px solid var(--line);border-radius:9px;color:var(--ink-2);font-size:13.5px}
.pager a:hover{border-color:var(--primary);color:var(--primary)}
.pg-cur{padding:7px 15px;background:var(--grad);color:#fff;border-radius:9px;font-size:13.5px;font-weight:600}
.empty-tip{color:var(--muted);text-align:center;padding:26px 0}

/* 表单 */
.form-panel{display:flex;flex-direction:column;gap:16px}
.fld{display:flex;flex-direction:column;gap:6px;font-size:13.5px;font-weight:600;color:var(--ink-2)}
.fld input,.fld select,.fld textarea{border:1.5px solid var(--line);border-radius:10px;
  padding:10px 14px;font-size:14.5px;font-family:inherit;transition:.2s;background:#fff;color:var(--ink)}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(79,70,229,.12)}
.fld-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.form-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.form-hint{font-size:12.5px;color:var(--muted)}
.html-bar{display:flex;gap:8px;margin-bottom:8px}
.hb{border:1px solid var(--line);background:#fff;border-radius:8px;padding:5px 12px;
  font-size:13px;cursor:pointer;font-family:inherit}
.hb:hover{border-color:var(--primary);color:var(--primary)}
.hb-img{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}
.hb-img:hover{opacity:.88;color:#fff}
.cover-row{display:flex;gap:10px}
.cover-row input{flex:1}
.img-preview{display:block;max-width:280px;max-height:160px;border:1px solid var(--line);
  border-radius:10px;padding:4px;background:#fafafa;object-fit:contain}
.uploaded-strip{display:flex;flex-wrap:wrap;gap:10px}
.uploaded-strip .img-preview{max-width:120px;max-height:80px;cursor:pointer}
.hint-p{font-size:14px;color:var(--ink-2);margin-bottom:14px}
.kv-table th{width:150px;color:var(--ink);font-weight:600}

/* 登录页 */
.login-body{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#111436,#1e1b4b 45%,#4c1d95);padding:20px}
.login-card{background:#fff;border-radius:18px;padding:40px 36px;width:min(400px,100%);
  box-shadow:0 30px 80px rgba(0,0,0,.4)}
.login-brand{display:flex;align-items:center;gap:12px;margin-bottom:26px}
.login-brand strong{font-size:20px;display:block;line-height:1.2}
.login-brand em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.15em}
.login-form{display:flex;flex-direction:column;gap:16px}
.login-form label{display:flex;flex-direction:column;gap:6px;font-size:13.5px;font-weight:600;color:var(--ink-2)}
.login-form input{border:1.5px solid var(--line);border-radius:10px;padding:11px 14px;font-size:15px}
.login-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(79,70,229,.12)}
.login-tip{margin-top:20px;text-align:center;font-size:13.5px}

@media (max-width:860px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .side{position:fixed;left:-240px;z-index:50;transition:left .25s}
  .side.open{left:0}
  .side-toggle{display:block}
  .fld-row{grid-template-columns:1fr}
  .main-body{padding:18px}
  .table{display:block;overflow-x:auto}
}