:root{--primary:#1a56db;--bg:#f5f6f8;--card:#ffffff;--border:#e5e7eb;--text:#1f2937;--text-light:#6b7280;--danger:#dc2626;--success:#16a34a}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,Segoe UI,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--primary);text-decoration:none}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{width:360px;background:var(--card);border-radius:8px;padding:36px 32px;box-shadow:0 2px 12px rgba(0,0,0,.08)}.login-card h1{font-size:18px;margin-bottom:24px;text-align:center}.field{margin-bottom:14px}.field label{display:block;margin-bottom:6px;color:var(--text-light);font-size:13px}.field input,.field select,.field textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px;font-family:inherit}.field textarea{min-height:90px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary)}.btn{display:inline-block;padding:8px 18px;border:none;border-radius:6px;background:var(--primary);color:#fff;font-size:14px;cursor:pointer}.btn:hover{opacity:.9}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-block{width:100%}.btn-sm{padding:4px 12px;font-size:13px}.btn-danger{background:var(--danger)}.btn-ghost{background:#fff;color:var(--text);border:1px solid var(--border)}.admin-shell{display:flex;min-height:100vh}.sidebar{width:210px;background:#111827;color:#d1d5db;padding:20px 0;flex-shrink:0}.sidebar .logo{padding:0 20px 20px;font-size:16px;font-weight:700;color:#fff}.sidebar nav a{display:block;padding:10px 20px;color:#d1d5db}.sidebar nav a.active,.sidebar nav a:hover{background:#1f2937;color:#fff}.sidebar .site-switch{padding:12px 20px;border-top:1px solid #1f2937;margin-top:12px}.sidebar .site-switch select{width:100%;padding:6px;border-radius:4px}.main-area{flex:1 1;padding:24px 28px;overflow-x:auto}.main-area h2{font-size:20px;margin-bottom:18px}.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:20px}.card,.stat-row{margin-bottom:18px}.stat-row{display:flex;gap:16px;flex-wrap:wrap}.stat-item{flex:1 1;min-width:160px;background:var(--card);border:1px solid var(--border);border-radius:8px;padding:16px 20px}.stat-item .num{font-size:26px;font-weight:700;color:var(--primary)}.stat-item .label{color:var(--text-light);font-size:13px;margin-top:4px}table.list{width:100%;border-collapse:collapse;background:var(--card)}table.list td,table.list th{border-bottom:1px solid var(--border);padding:10px 12px;text-align:left;vertical-align:middle}table.list th{background:#f9fafb;color:var(--text-light);font-weight:600;white-space:nowrap}table.list tr:hover td{background:#fafbfc}.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;background:#eef2ff;color:var(--primary)}.tag-green{background:#f0fdf4;color:var(--success)}.tag-red{background:#fef2f2;color:var(--danger)}.tag-blue{background:#eff6ff;color:var(--primary)}.tag-gray{background:#f3f4f6;color:var(--text-light)}.msg-error{color:var(--danger);min-height:18px}.msg-error,.msg-ok{font-size:13px;margin-top:8px}.msg-ok{color:var(--success)}.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;gap:10px;flex-wrap:wrap}.secret-box{background:#f9fafb;border:1px dashed var(--border);border-radius:6px;padding:10px 12px;font-family:Consolas,monospace;font-size:13px;word-break:break-all}.form-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:0 18px;gap:0 18px}.form-grid .full{grid-column:1/-1}.rte-wrap{border:1px solid var(--border);border-radius:8px;overflow:hidden}.rte-toolbar{display:flex;gap:6px;align-items:center;flex-wrap:wrap;padding:8px;background:#f9fafb;border-bottom:1px solid var(--border)}.rte-content{padding:12px 16px}.rte-content .tiptap{outline:none;line-height:1.8;font-size:14px}.rte-content .tiptap p{margin:0 0 10px}.rte-content .tiptap h2{font-size:20px;margin:18px 0 8px}.rte-content .tiptap h3{font-size:17px;margin:14px 0 6px}.rte-content .tiptap h4{font-size:15px;margin:12px 0 6px}.rte-content .tiptap ol,.rte-content .tiptap ul{margin:0 0 10px;padding-left:24px}.rte-content .tiptap blockquote{border-left:3px solid var(--primary);margin:10px 0;padding:4px 12px;color:var(--text-light);background:#f9fafb}.rte-content .tiptap img{max-width:100%;height:auto;border-radius:6px}.rte-content .tiptap table{border-collapse:collapse;margin:10px 0;width:100%}.rte-content .tiptap td,.rte-content .tiptap th{border:1px solid var(--border);padding:6px 10px;text-align:left}.rte-content .tiptap th{background:#f3f4f6}.rte-content .tiptap a{color:var(--primary)}.rte-content .tiptap p.is-editor-empty:first-child:before{content:attr(data-placeholder);color:#9ca3af;float:left;height:0;pointer-events:none}