/* admin/css/style.css - 管理后台全局样式 */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0F172A;--bg2:#1E293B;--bg3:#334155;--primary:#3B82F6;--primary-hover:#2563EB;
  --success:#10B981;--warning:#F59E0B;--danger:#EF4444;--text:#F1F5F9;--text2:#94A3B8;--border:#475569;
}
html,body{height:100%;font-family:'PingFang SC','Microsoft YaHei',Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:var(--primary);text-decoration:none}
button{cursor:pointer;border:none;outline:none;font-size:14px}

/* 登录页 */
.login-wrap{display:flex;height:100vh;align-items:center;justify-content:center;background:var(--bg)}
.login-box{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:48px 40px;width:400px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.login-box h1{font-size:24px;font-weight:600;margin-bottom:8px;color:var(--text)}
.login-box p{font-size:14px;color:var(--text2);margin-bottom:32px}
.login-box .logo{width:64px;height:64px;background:var(--primary);border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:24px;font-size:28px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:14px;color:var(--text2);margin-bottom:8px}
.form-group input{width:100%;padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px;transition:border-color .2s}
.form-group input:focus{border-color:var(--primary);outline:none}
.btn-login{width:100%;padding:12px;background:var(--primary);color:#fff;border-radius:8px;font-size:16px;font-weight:500;transition:background .2s}
.btn-login:hover{background:var(--primary-hover)}
.btn-login:disabled{opacity:.6;cursor:not-allowed}
.login-error{background:rgba(239,68,68,.15);border:1px solid var(--danger);border-radius:8px;padding:10px 14px;color:var(--danger);font-size:14px;margin-bottom:16px;display:none}

/* 管理后台布局 */
.admin-layout{display:flex;height:100vh;overflow:hidden}
.sidebar{width:220px;background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}
.sidebar-logo{padding:20px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}
.sidebar-logo .icon{width:36px;height:36px;background:var(--primary);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px}
.sidebar-logo span{font-size:16px;font-weight:600;color:var(--text)}
.sidebar-nav{flex:1;overflow-y:auto;padding:12px 0}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 16px;color:var(--text2);font-size:14px;cursor:pointer;transition:all .2s;border-left:3px solid transparent}
.nav-item:hover{background:var(--bg3);color:var(--text)}
.nav-item.active{background:rgba(59,130,246,.15);color:var(--primary);border-left-color:var(--primary)}
.nav-item .icon{font-size:18px;width:20px;text-align:center}
.sidebar-bottom{padding:12px 16px;border-top:1px solid var(--border)}
.user-info{display:flex;align-items:center;gap:10px;padding:8px 0}
.user-avatar{width:32px;height:32px;background:var(--bg3);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px}
.user-name{font-size:13px;color:var(--text);flex:1}
.btn-logout{background:none;border:none;color:var(--text2);font-size:13px;cursor:pointer;padding:4px 8px;border-radius:4px}
.btn-logout:hover{background:var(--bg3);color:var(--danger)}

.main{flex:1;display:flex;flex-direction:column;overflow:hidden}
.header{height:56px;background:var(--bg2);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 24px;flex-shrink:0}
.header-title{font-size:16px;font-weight:500;color:var(--text)}
.header-right{margin-left:auto;display:flex;align-items:center;gap:16px}
.breadcrumb{font-size:13px;color:var(--text2)}
.breadcrumb span+span::before{content:' / ';margin:0 4px}

.content{flex:1;overflow-y:auto;padding:24px}

/* 卡片 */
.card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;margin-bottom:20px}
.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card-title{font-size:15px;font-weight:500;color:var(--text)}
.card-body{padding:20px}

/* 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:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:20px}
.stat-card .label{font-size:13px;color:var(--text2);margin-bottom:8px}
.stat-card .value{font-size:28px;font-weight:600;color:var(--text)}
.stat-card .sub{font-size:12px;color:var(--success);margin-top:4px}

/* 表格 */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:10px 14px;text-align:left;font-size:13px;border-bottom:1px solid var(--border)}
th{color:var(--text2);font-weight:500;background:var(--bg)}
tr:hover td{background:var(--bg3)}
.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:12px}
.badge-success{background:rgba(16,185,129,.15);color:var(--success)}
.badge-warning{background:rgba(245,158,11,.15);color:var(--warning)}
.badge-danger{background:rgba(239,68,68,.15);color:var(--danger)}
.badge-info{background:rgba(59,130,246,.15);color:var(--primary)}

/* 分页 */
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:20px}
.pagination button{padding:6px 12px;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:13px}
.pagination button:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}
.pagination button:disabled{opacity:.4;cursor:not-allowed}
.pagination .info{font-size:13px;color:var(--text2)}

/* 按钮 */
.btn{padding:6px 14px;border-radius:6px;font-size:13px;transition:all .2s}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover)}
.btn-danger{background:rgba(239,68,68,.15);color:var(--danger);border:1px solid var(--danger)}
.btn-danger:hover{background:var(--danger);color:#fff}
.btn-success{background:rgba(16,185,129,.15);color:var(--success);border:1px solid var(--success)}
.btn-success:hover{background:var(--success);color:#fff}
.btn-warning{background:rgba(245,158,11,.15);color:var(--warning);border:1px solid var(--warning)}
.btn-warning:hover{background:var(--warning);color:#fff}
.btn-sm{padding:4px 10px;font-size:12px}
.btn-group{display:flex;gap:8px;align-items:center}

/* 搜索 */
.search-bar{display:flex;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.search-bar input{padding:8px 12px;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:13px;min-width:200px}
.search-bar input:focus{border-color:var(--primary);outline:none}
.search-bar select{padding:8px 12px;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:13px}
select option{background:var(--bg2)}

/* 表单 */
.form-row{display:flex;gap:16px;margin-bottom:16px}
.form-row .form-group{flex:1;margin-bottom:0}
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:1000;align-items:center;justify-content:center}
.modal-overlay.show{display:flex}
.modal{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:24px;width:560px;max-width:90vw;max-height:90vh;overflow-y:auto}
.modal h3{font-size:16px;font-weight:600;margin-bottom:20px;color:var(--text)}
.modal-footer{display:flex;gap:12px;justify-content:flex-end;margin-top:24px}
.form-group textarea{width:100%;padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px;resize:vertical;min-height:80px;font-family:inherit}
.form-group input[readonly]{opacity:.6;cursor:not-allowed}

/* 加载 */
.loading{text-align:center;padding:40px;color:var(--text2);font-size:14px}
.loading::after{content:'';display:inline-block;width:16px;height:16px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;vertical-align:middle;margin-left:8px}
@keyframes spin{to{transform:rotate(360deg)}}
.empty{text-align:center;padding:60px 20px;color:var(--text2);font-size:14px}
.success-msg{background:rgba(16,185,129,.15);border:1px solid var(--success);border-radius:8px;padding:10px 14px;color:var(--success);font-size:14px;margin-bottom:16px;display:none}
.error-msg{background:rgba(239,68,68,.15);border:1px solid var(--danger);border-radius:8px;padding:10px 14px;color:var(--danger);font-size:14px;margin-bottom:16px;display:none}