/* 海鱼建站CMS 后台样式 */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#c2410c;
  --primary-light:#ea580c;
  --primary-dark:#9a3412;
  --bg:#f5f7fa;
  --card:#fff;
  --text:#1f2937;
  --text-light:#6b7280;
  --border:#e5e7eb;
  --success:#16a34a;
  --danger:#dc2626;
  --warning:#d97706;
  --info:#0ea5e9;
  --sidebar-bg:#1e293b;
  --sidebar-active:#334155;
  --radius:8px;
  --shadow:0 1px 3px rgba(0,0,0,.08);
  --shadow-lg:0 4px 12px rgba(0,0,0,.1);
}
html,body{height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:14px;
  line-height:1.6;
}
a{color:var(--primary);text-decoration:none;transition:color .2s}
a:hover{color:var(--primary-light)}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:14px}
code{background:#f3f4f6;padding:2px 6px;border-radius:4px;font-family:"SFMono-Regular",Consolas,monospace;font-size:13px}
ul,ol{list-style:none}

/* === 登录页 === */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#1e293b 0%,#0f172a 100%);overflow-x:hidden}
.login-box{
  background:#fff;padding:40px;border-radius:12px;
  box-shadow:0 20px 60px rgba(0,0,0,.3);
  width:400px;max-width:90vw;
}
.install-box{
  background:#fff;padding:40px;border-radius:12px;
  box-shadow:0 20px 60px rgba(0,0,0,.3);
  width:720px;max-width:95vw;
}
.login-box h1{text-align:center;margin-bottom:8px;font-size:24px;color:var(--text)}
.install-box h1{text-align:center;margin-bottom:16px;font-size:24px;color:var(--text)}
.login-box .subtitle{text-align:center;color:var(--text-light);margin-bottom:32px;font-size:14px}

/* === 按钮 === */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:8px 16px;border-radius:var(--radius);
  font-size:14px;font-weight:500;cursor:pointer;
  border:1px solid transparent;transition:all .2s;
  text-decoration:none;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-light);color:#fff}
.btn-outline{background:#fff;color:var(--text);border-color:var(--border)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{opacity:.9}
.btn-success{background:var(--success);color:#fff}
.btn-sm{padding:5px 10px;font-size:13px}
.btn-lg{padding:12px 24px;font-size:16px}
.btn-block{width:100%}

/* === 表单 === */
.form-group{margin-bottom:18px}
.form-group label{display:block;margin-bottom:6px;font-weight:500;color:var(--text)}
.form-group .hint{color:var(--text-light);font-size:12px;font-weight:normal;margin-left:8px}
.form-control{
  width:100%;padding:9px 12px;
  border:1px solid var(--border);border-radius:var(--radius);
  font-size:14px;background:#fff;transition:border-color .2s;
}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(194,65,12,.1)}
textarea.form-control{min-height:90px;resize:vertical}
select.form-control{cursor:pointer}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px;padding-top:20px;border-top:1px solid var(--border)}

/* === 提示 === */
.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:14px}
.alert-success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}
.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.alert-warn{background:#fffbeb;color:#92400e;border:1px solid #fde68a}
.alert-info{background:#f0f9ff;color:#075985;border:1px solid #bae6fd}
.alert a{font-weight:600}

/* === 后台布局 === */
.admin-layout{display:flex;min-height:100vh}
.sidebar{
  width:220px;background:var(--sidebar-bg);color:#cbd5e1;
  display:flex;flex-direction:column;flex-shrink:0;
  position:fixed;top:0;bottom:0;left:0;
}
.sidebar-brand{
  padding:20px 24px;font-size:18px;font-weight:700;color:#fff;
  border-bottom:1px solid #334155;
}
.sidebar-brand span{color:var(--primary-light)}
.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}
.sidebar-nav li{margin:2px 8px}
.sidebar-nav a{
  display:flex;align-items:center;gap:10px;
  padding:10px 16px;color:#cbd5e1;
  border-radius:var(--radius);font-size:14px;
  transition:all .2s;
}
.sidebar-nav a:hover{background:var(--sidebar-active);color:#fff}
.sidebar-nav a.active{background:var(--primary);color:#fff}
.sidebar-nav .nav-icon{width:18px;text-align:center;opacity:.8}
.sidebar-nav .nav-badge{
  margin-left:auto;background:var(--danger);color:#fff;
  font-size:11px;padding:2px 7px;border-radius:10px;
}
.sidebar-footer{padding:16px 24px;border-top:1px solid #334155;font-size:12px;color:#64748b}

.main-wrap{flex:1;margin-left:220px;display:flex;flex-direction:column;min-width:0}
.topbar{
  background:#fff;height:60px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;box-shadow:var(--shadow);
  position:sticky;top:0;z-index:100;
}
.topbar h1{font-size:17px;font-weight:600}
.topbar-right{display:flex;align-items:center;gap:16px}
.topbar-user{display:flex;align-items:center;gap:8px;color:var(--text-light);font-size:13px}
.topbar-user a{color:var(--primary);font-size:13px}
.topbar-user a:hover{color:var(--primary-light)}
.topbar-user strong{color:var(--text)}

.content{flex:1;padding:24px;max-width:1400px;width:100%}

/* === 卡片 === */
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.card-header h2{font-size:16px;font-weight:600}
.card-title{font-size:16px;font-weight:600;margin-bottom:4px}

/* 统计卡片 */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}
.stat-card{
  background:#fff;padding:20px;border-radius:var(--radius);
  box-shadow:var(--shadow);display:flex;align-items:center;gap:16px;
}
.stat-icon{
  width:48px;height:48px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;flex-shrink:0;
}
.stat-icon.blue{background:#dbeafe;color:#1d4ed8}
.stat-icon.green{background:#dcfce7;color:#15803d}
.stat-icon.orange{background:#fed7aa;color:#c2410c}
.stat-icon.purple{background:#f3e8ff;color:#7e22ce}
.stat-info{flex:1;min-width:0}
.stat-info .num{font-size:26px;font-weight:700;line-height:1.2;color:var(--text)}
.stat-info .label{color:var(--text-light);font-size:13px}

/* === 表格 === */
.table-wrap{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
table{width:100%;border-collapse:collapse}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border)}
th{background:#f9fafb;font-weight:600;font-size:13px;color:var(--text-light);white-space:nowrap}
tr:last-child td{border-bottom:none}
tr:hover td{background:#fafbfc}
td .actions{display:flex;gap:8px;flex-wrap:wrap}

/* === 标签 === */
.tag{display:inline-block;padding:2px 10px;border-radius:12px;font-size:12px;font-weight:500}
.tag-basic{background:#dcfce7;color:#15803d}
.tag-advanced{background:#fed7aa;color:#c2410c}
.tag-premium{background:#f3e8ff;color:#7e22ce}
.tag-info{background:#dbeafe;color:#1d4ed8}
.tag-default{background:#f3f4f6;color:#4b5563}
.tag-success{background:#dcfce7;color:#15803d}
.tag-warning{background:#fef3c7;color:#92400e}
.tag-danger{background:#fee2e2;color:#991b1b}

/* === 空状态 === */
.empty-state{text-align:center;padding:60px 20px;color:var(--text-light)}
.empty-state .icon{font-size:48px;margin-bottom:12px}
.empty-state h3{font-size:16px;margin-bottom:8px;color:var(--text)}
.empty-state p{font-size:14px;margin-bottom:20px}

/* === 安装步骤 === */
.install-step h2{font-size:18px;margin-bottom:16px;color:var(--text)}
.install-step ol{padding-left:24px;margin-bottom:20px;line-height:1.9;list-style:decimal}
.install-step ol li{list-style:decimal;margin-bottom:8px}
.install-step ul{padding-left:20px;margin:8px 0 12px;list-style:disc}
.install-step ul li{list-style:disc;margin-bottom:4px;line-height:1.7}
.install-step p{margin-bottom:16px}

/* === 编辑页 === */
.edit-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.edit-header h1{font-size:20px;font-weight:600}
.edit-header .breadcrumb{color:var(--text-light);font-size:13px}
.edit-header .breadcrumb a{color:var(--text-light)}
.edit-header .breadcrumb a:hover{color:var(--primary)}
.edit-header .breadcrumb .sep{margin:0 6px}

/* 版本切换提示 */
.plan-notice{
  padding:12px 16px;border-radius:var(--radius);margin-bottom:20px;
  background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;font-size:13px;
}
.plan-notice strong{color:var(--primary-dark)}

/* 字段分组 */
.field-group{margin-bottom:24px}
.field-group-title{
  font-size:15px;font-weight:600;margin-bottom:14px;
  padding-bottom:8px;border-bottom:2px solid var(--primary);
  color:var(--primary-dark);
}

/* 图片列表编辑 */
.image-list-editor{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px}
.image-item{position:relative;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#f9fafb}
.image-item img{width:100%;height:100px;object-fit:cover;display:block}
.image-item .remove{position:absolute;top:4px;right:4px;background:rgba(0,0,0,.6);color:#fff;width:20px;height:20px;border-radius:50%;font-size:12px;display:flex;align-items:center;justify-content:center}
.image-add{border:2px dashed var(--border);border-radius:var(--radius);height:100px;display:flex;align-items:center;justify-content:center;color:var(--text-light);cursor:pointer;transition:all .2s}
.image-add:hover{border-color:var(--primary);color:var(--primary)}

/* 访问网址 */
.url-box{
  display:flex;align-items:center;gap:8px;
  padding:12px 16px;background:#f9fafb;border:1px solid var(--border);
  border-radius:var(--radius);
}
.url-box code{flex:1;font-size:13px;color:var(--primary-dark);word-break:break-all}
.url-box .copy-btn{flex-shrink:0}

/* === 响应式 === */
@media (max-width:1024px){
  .sidebar{transform:translateX(-100%);transition:transform .3s;z-index:200}
  .sidebar.open{transform:translateX(0)}
  .main-wrap{margin-left:0}
  .menu-toggle{display:flex !important}
}
.menu-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;font-size:20px;background:none;cursor:pointer}

@media (max-width:768px){
  .content{padding:16px}
  .form-row,.form-row-3{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .topbar h1{font-size:15px}
  .topbar-user{font-size:12px}
  table{font-size:13px}
  th,td{padding:10px 12px}
  .hide-mobile{display:none}
  .install-box{width:auto;padding:24px}
  .install-step h2{font-size:16px}
}