/* ============================================================
   老域名回收网 · 后台样式
   ============================================================ */
:root{
  --navy:#14233f;--navy-2:#203458;--blue:#2e76c7;--blue-soft:#eef5ff;
  --ink:#182842;--muted:#7d8da3;--line:#dce4ee;--bg:#f4f6fa;
  --gold:#b58a3c;--green:#3e9d77;--red:#d05656;
  --serif:'Noto Serif SC','PingFang SC',serif;
  --sans:'DM Sans','PingFang SC','Microsoft YaHei',sans-serif;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.6}
a{color:inherit;text-decoration:none}
input,select,textarea,button{font:inherit}

/* 按钮 */
.btn-admin{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:38px;padding:0 16px;border:1px solid #cbd8e9;border-radius:5px;background:#fff;color:#33527a;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap}
.btn-admin:hover{background:var(--blue-soft);border-color:var(--blue)}
.btn-admin.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn-admin.primary:hover{background:#215fa7}
.btn-admin.block{width:100%;margin-bottom:9px}

/* 登录页 */
.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#14233f,#203458);padding:20px}
.login-card{width:min(400px,100%);background:#fff;border-radius:12px;padding:34px 32px;box-shadow:0 25px 60px rgba(11,25,47,.3)}
.login-logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--navy);font-family:var(--serif);font-size:16px;margin-bottom:18px}
.login-logo span{display:grid;place-items:center;width:32px;height:32px;background:var(--blue);color:#fff;border-radius:8px}
.login-card h1{margin:0 0 20px;font-size:22px;font-family:var(--serif)}
.login-card label{display:block;font-size:12px;color:var(--muted);margin:12px 0 6px}
.login-card input{width:100%;height:44px;padding:0 13px;border:1px solid var(--line);border-radius:6px;outline:0}
.login-card input:focus{border-color:var(--blue)}
.btn-admin-primary{width:100%;height:46px;margin-top:22px;background:var(--blue);color:#fff;border:0;border-radius:6px;font-size:15px;font-weight:700;cursor:pointer}
.btn-admin-primary:hover{background:#215fa7}
.login-foot{display:flex;justify-content:flex-start;gap:10px;margin-top:18px;font-size:12px;color:var(--muted)}
.login-foot a{color:var(--blue);white-space:nowrap}
.form-alert{padding:10px 14px;background:#fdeeee;color:var(--red);border-radius:6px;font-size:13px}

/* 后台框架 */
.admin-shell{display:flex;min-height:100vh}
.admin-sidebar{position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;width:226px;padding:24px 12px;color:#cdd9ea;background:var(--navy)}
.admin-logo{display:flex;align-items:center;gap:10px;padding:0 8px 26px}
.admin-logo-mark{display:grid;place-items:center;width:36px;height:36px;background:var(--blue);border-radius:9px;color:#fff;font:700 17px/1 var(--serif);flex:none}
.admin-logo strong{display:block;color:#fff;font:700 16px/1.2 var(--serif)}
.admin-logo span{display:block;color:#9eafc9;font-size:11px;margin-top:2px}
.admin-nav{display:grid;gap:4px}
.admin-nav a{display:flex;align-items:center;gap:10px;padding:11px 13px;color:#b7c6db;border-radius:7px;font-size:14px}
.admin-nav a:hover,.admin-nav a.active{color:#fff;background:#2e73b8}
.admin-sidebar-foot{margin-top:auto;padding:14px 10px 0;border-top:1px solid rgba(255,255,255,.12);color:#91a3be;font-size:12px}
.admin-main{width:calc(100% - 226px);margin-left:226px;min-width:0}
.admin-topbar{display:flex;align-items:center;justify-content:space-between;height:66px;padding:0 28px;background:#fff;border-bottom:1px solid #e2e7ef;position:sticky;top:0;z-index:10}
.admin-breadcrumb{color:#7890ad;font-size:13px}
.admin-breadcrumb strong{color:var(--navy);font-size:16px}
.admin-top-actions{display:flex;gap:16px;font-size:13px}
.admin-top-actions a{color:#4b6a8e}
.admin-top-actions a:hover{color:var(--blue)}
.admin-top-actions a.danger{color:var(--red)}
.admin-content{padding:24px 28px 50px}
.admin-flash{padding:12px 16px;border-radius:7px;margin-bottom:16px;font-size:13px;transition:opacity .5s}
.admin-flash.ok{background:#e9f8f1;color:#237a55;border:1px solid #b6e3cf}
.admin-flash.err{background:#fdeeee;color:#b03a3a;border:1px solid #f3c6c6}

/* 工具栏 */
.admin-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px;flex-wrap:wrap}
.admin-title h1{margin:0;color:#182842;font:700 25px/1.2 var(--serif)}
.admin-title p{margin:5px 0 0;color:var(--muted);font-size:12px}
.admin-toolbar-actions{display:flex;gap:9px}

/* 统计卡 */
.admin-stats{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:18px}
.admin-stat{background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px}
.admin-stat span{color:#7387a0;font-size:12px}
.admin-stat strong{display:block;margin:8px 0 4px;color:#192a46;font:700 27px/1 var(--serif)}
.admin-stat small{color:var(--muted);font-size:11px}

/* 卡片/面板 */
.admin-card{background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 3px 12px rgba(27,58,97,.04)}
.admin-panel{padding:20px}
.admin-panel h2{margin:0 0 15px;color:#182842;font:700 17px/1.3 var(--serif)}
.admin-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.admin-panel-head h2{margin:0}
.admin-grid-2{display:grid;grid-template-columns:1.3fr .7fr;gap:16px;align-items:start}
.quick-links{display:grid;gap:4px}
.quick-links a{padding:10px 12px;border-radius:6px;font-size:14px;color:#33527a}
.quick-links a:hover{background:var(--blue-soft)}
.tip-list{margin:0;padding-left:18px;color:var(--muted);font-size:13px}
.tip-list li{margin-bottom:9px}

/* 表格 */
.admin-table-wrap{overflow-x:auto}
.admin-table{width:100%;border-collapse:collapse;min-width:760px}
.article-table{min-width:820px}
.article-table th:last-child,.article-table td:last-child{width:300px;min-width:300px}
.admin-table th{padding:12px 14px;color:#7890ad;background:#f7f9fc;border-bottom:1px solid #e1e7ef;text-align:left;font-size:12px;font-weight:600;white-space:nowrap}
.admin-table td{padding:13px 14px;color:#526680;border-bottom:1px solid #eef1f5;font-size:13px;vertical-align:middle}
.admin-table tr:last-child td{border-bottom:0}
.lead-name{display:block;color:#132948;font-weight:700}
.lead-id{display:block;margin-top:3px;color:#9aa8b9;font-size:11px}
.top-flag{font-style:normal;background:#fdf3dd;color:#9a6817;font-size:10px;padding:2px 7px;border-radius:10px;margin-left:6px;vertical-align:middle}
.empty-td{text-align:center;color:#94a2b4;padding:46px 0}
.row-actions{display:flex;align-items:center;gap:6px;flex-wrap:nowrap;white-space:nowrap}
.row-actions form{display:inline;margin:0}
.table-action{padding:6px 11px;color:#2d65a3;background:#fff;border:1px solid #c9d8e9;border-radius:4px;font-size:12px;cursor:pointer}
.table-action:hover{background:var(--blue-soft)}
.table-action.danger{color:#b03a3a;border-color:#ecc6c6}
.table-action.danger:hover{background:#fdeeee}
.table-input{width:100%;height:34px;padding:0 9px;border:1px solid var(--line);border-radius:5px}
.table-input.small{width:70px}
.tag{display:inline-flex;padding:3px 10px;border-radius:20px;font-size:11px}
.tag-green{color:#237a55;background:#e2f5ec}
.tag-gold{color:#9a6817;background:#fff1cf}
.tag-gray{color:#6b7d92;background:#eef2f6}

/* 筛选条 */
.admin-filter{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.admin-filter input,.admin-filter select{height:40px;padding:0 12px;border:1px solid var(--line);border-radius:5px;outline:0;background:#fff;min-width:180px}

/* 表单 */
.compose-fields{display:grid;gap:13px}
.compose-field{display:grid;gap:6px}
.compose-field label{color:#7a8ca2;font-size:12px;font-weight:600}
.compose-field input,.compose-field select,.compose-field textarea{width:100%;padding:10px 12px;color:#20334f;background:#fff;border:1px solid var(--line);border-radius:5px;outline:0;font-size:14px}
.compose-field input:focus,.compose-field select:focus,.compose-field textarea:focus{border-color:var(--blue)}
.compose-field textarea{resize:vertical;line-height:1.7}
.compose-field .checkbox-label{display:flex;align-items:center;gap:8px;min-height:20px;color:#33527a;font-size:13px;font-weight:500;cursor:pointer}
.compose-field .checkbox-label input[type="checkbox"]{width:16px;height:16px;flex:none;margin:0;padding:0;border:0;accent-color:var(--blue)}
.big-input{width:100%;height:50px;padding:0 15px;font-size:18px;font-weight:700;border:1px solid var(--line);border-radius:6px;outline:0}
.big-input:focus{border-color:var(--blue)}
.normal-form{max-width:900px}
.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.normal-form .compose-field{margin-bottom:14px}
.normal-form>button{margin-top:6px}

/* 文章编辑器布局 */
.editor-form{display:grid;grid-template-columns:1fr 300px;gap:16px;align-items:start}
.editor-body-card{padding:20px}
.editor-body-card .compose-field{margin-bottom:18px}
.we-toolbar{border:1px solid var(--line);border-bottom:0;border-radius:6px 6px 0 0;background:#fafbfc}
.we-editor{height:480px;overflow-y:auto;border:1px solid var(--line);border-radius:0 0 6px 6px}
.side-card{padding:16px;margin-bottom:14px}
.cover-preview img{width:100%;border-radius:6px;border:1px solid var(--line);margin-top:8px}
.cover-preview{margin-top:10px}

/* 客服配置 */
.support-layout{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.support-card{padding:22px}
.support-card h2{margin:0 0 16px;font:700 17px/1.3 var(--serif);color:#182842}
.support-card .compose-field{margin-bottom:13px}
.switch-row{display:flex;align-items:center;gap:8px;font-size:13px;color:#33527a;margin:6px 0}
.field-hint{font-size:12px;color:#94a2b4;margin:8px 0 0;line-height:1.6}
.form-actions-wide{grid-column:1/-1}

/* SEO 设置 */
.seo-admin-form{display:grid;gap:18px}
.seo-help-card{display:flex;gap:12px;align-items:flex-start;padding:15px 18px;background:#f7fbff;border-color:#d5e5f5;color:#4f6b87;font-size:12px;line-height:1.7}
.seo-help-card strong{color:#245f96;white-space:nowrap}
.seo-setting-card{padding:20px}
.seo-setting-card h2{margin:0 0 15px;color:#182842;font:700 17px/1.3 var(--serif)}
.seo-setting-card .compose-field{margin-bottom:13px}
.seo-setting-card textarea{min-height:76px}

/* 修改密码 */
.password-card{max-width:460px}
.password-card .compose-field input{height:42px}
.password-card button{margin-top:8px}

/* 响应式 */
@media (max-width:1100px){
  .admin-stats{grid-template-columns:repeat(3,1fr)}
  .editor-form{grid-template-columns:1fr}
  .support-layout{grid-template-columns:1fr}
}
@media (max-width:760px){
  .admin-sidebar{width:64px;padding:16px 8px}
  .admin-logo>div:last-child,.admin-nav a span:last-child,.admin-sidebar-foot{display:none}
  .admin-nav a{justify-content:center;padding:11px 8px}
  .admin-main{width:calc(100% - 64px);margin-left:64px}
  .admin-content{padding:16px 14px 36px}
  .admin-stats{grid-template-columns:1fr 1fr}
  .admin-grid-2,.form-row-2{grid-template-columns:1fr}
  .admin-topbar{padding:12px 14px;height:auto}
}