/* ============================================================
   云南门票网 - 后台管理样式
   ============================================================ */
:root{
    --primary:#0d7d6e;--primary-dark:#095c50;--primary-light:#1a9d8a;--primary-soft:#e8f4f1;
    --accent:#e0932f;--accent-soft:#fdf3e3;
    --bg:#f0f2f5;--surface:#fff;--text:#2d3436;--text-muted:#7a8285;--text-light:#a8b0b3;
    --border:#e8e5dd;--danger:#e74c3c;--success:#27ae60;--info:#3a8fb7;--warning:#f39c12;
    --sidebar-w:230px;--radius:8px;--shadow:0 2px 12px rgba(0,0,0,.06);
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);font-size:14px}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font-family:inherit;outline:none;border:none}
table{width:100%;border-collapse:collapse}

/* ===== 布局 ===== */
.admin-wrap{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:#1a2e2a;color:rgba(255,255,255,.85);position:fixed;top:0;bottom:0;left:0;z-index:100;display:flex;flex-direction:column;transition:transform .3s}
.sidebar-logo{padding:20px 24px;font-size:18px;font-weight:800;color:#fff;display:flex;align-items:center;gap:8px;border-bottom:1px solid rgba(255,255,255,.1)}
.sidebar-logo .dot{width:30px;height:30px;background:var(--primary-light);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px}
.sidebar-menu{flex:1;overflow-y:auto;padding:12px 0}
.sidebar-menu .menu-group-title{padding:12px 24px 4px;font-size:11px;text-transform:uppercase;color:rgba(255,255,255,.3);letter-spacing:1px}
.sidebar-menu a{display:flex;align-items:center;gap:10px;padding:11px 24px;font-size:14px;color:rgba(255,255,255,.7);transition:all .2s;border-left:3px solid transparent}
.sidebar-menu a:hover{background:rgba(255,255,255,.05);color:#fff}
.sidebar-menu a.active{background:rgba(13,125,110,.3);color:#fff;border-left-color:var(--primary-light)}
.sidebar-menu a .icon{width:20px;text-align:center;font-size:16px}
.sidebar-footer{padding:12px 24px;border-top:1px solid rgba(255,255,255,.1);font-size:12px;color:rgba(255,255,255,.4)}

.main-area{flex:1;margin-left:var(--sidebar-w);display:flex;flex-direction:column;min-height:100vh}
.topbar{background:var(--surface);height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;box-shadow:var(--shadow);position:sticky;top:0;z-index:50}
.topbar-left{display:flex;align-items:center;gap:12px}
.topbar-left .menu-btn{font-size:20px;color:var(--text-muted);background:none;display:none}
.breadcrumb{font-size:14px;color:var(--text-muted)}
.breadcrumb .sep{margin:0 6px;opacity:.5}
.topbar-right{display:flex;align-items:center;gap:16px}
.admin-user{display:flex;align-items:center;gap:8px;cursor:pointer}
.admin-avatar{width:32px;height:32px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px}
.admin-name{font-size:14px;font-weight:500}

.content{padding:24px;flex:1}

/* ===== 卡片/统计 ===== */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:24px}
.stat-card{background:var(--surface);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);display:flex;align-items:center;gap:16px;transition:transform .2s}
.stat-card:hover{transform:translateY(-2px)}
.stat-card .stat-icon{width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;flex-shrink:0}
.stat-card .stat-icon.green{background:linear-gradient(135deg,#0d7d6e,#1a9d8a)}
.stat-card .stat-icon.orange{background:linear-gradient(135deg,#e0932f,#f5b041)}
.stat-card .stat-icon.blue{background:linear-gradient(135deg,#3a8fb7,#5dade2)}
.stat-card .stat-icon.red{background:linear-gradient(135deg,#e74c3c,#ec7063)}
.stat-card .stat-info .label{font-size:13px;color:var(--text-muted);margin-bottom:4px}
.stat-card .stat-info .value{font-size:26px;font-weight:800;color:var(--text)}
.stat-card .stat-info .change{font-size:12px;margin-top:2px}
.stat-card .stat-info .change.up{color:var(--success)}
.stat-card .stat-info .change.down{color:var(--danger)}

/* ===== 面板 ===== */
.panel{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px}
.panel-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.panel-header h3{font-size:16px;font-weight:600}
.panel-body{padding:20px}
.panel-body.no-pad{padding:0}

/* ===== 表格 ===== */
.admin-table th{background:#fafafa;text-align:left;padding:12px 16px;font-size:13px;font-weight:600;color:var(--text-muted);border-bottom:1px solid var(--border);white-space:nowrap}
.admin-table td{padding:12px 16px;border-bottom:1px solid var(--border-light);font-size:13px}
.admin-table tr:hover td{background:#fafafa}
.admin-table .thumb{width:50px;height:38px;border-radius:4px;object-fit:cover}
.admin-table .actions{display:flex;gap:6px}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;padding:7px 16px;border-radius:6px;font-size:13px;font-weight:500;transition:all .2s;cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-accent{background:var(--accent);color:#fff}
.btn-danger{background:var(--danger);color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-info{background:var(--info);color:#fff}
.btn-outline{border:1px solid var(--border);color:var(--text);background:var(--surface)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-sm{padding:4px 10px;font-size:12px}
.btn-xs{padding:3px 8px;font-size:11px}

/* ===== 标签 ===== */
.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:500}
.tag-success{background:#e8f8ef;color:var(--success)}
.tag-danger{background:#fdeaea;color:var(--danger)}
.tag-warning{background:#fef5e7;color:var(--warning)}
.tag-info{background:#e7f2f8;color:var(--info)}
.tag-default{background:#f0f0f0;color:#999}

/* 价格标签 */
.price-tier{display:inline-flex;flex-direction:column;font-size:12px}
.price-tier .rack{color:var(--danger);font-weight:600}
.price-tier .discount{color:var(--accent);font-weight:600}
.price-tier .peer{color:var(--info);font-weight:600}
.price-tier .cost{color:var(--text-muted);font-weight:600}

/* ===== 表单 ===== */
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--text)}
.form-group label .req{color:var(--danger)}
.form-control{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;transition:border-color .2s;background:var(--surface)}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
textarea.form-control{min-height:100px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-row-4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.form-help{font-size:12px;color:var(--text-muted);margin-top:4px}

/* 价格输入特殊样式 */
.price-input-group{position:relative}
.price-input-group::before{content:'¥';position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:14px;z-index:1}
.price-input-group input{padding-left:26px}
.price-input-group.rack input{border-color:#fadbd8}
.price-input-group.discount input{border-color:#fae5d3}
.price-input-group.peer input{border-color:#d6eaf8}
.price-input-group.cost input{border-color:#e8e8e8}
.price-input-group .price-label{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:11px;color:var(--text-muted);background:var(--bg);padding:2px 6px;border-radius:3px}

/* 开关 */
.switch{position:relative;display:inline-block;width:44px;height:22px}
.switch input{opacity:0;width:0;height:0}
.switch .slider{position:absolute;cursor:pointer;inset:0;background:#ccc;transition:.3s;border-radius:22px}
.switch .slider::before{content:'';position:absolute;height:18px;width:18px;left:2px;bottom:2px;background:#fff;transition:.3s;border-radius:50%}
.switch input:checked + .slider{background:var(--primary)}
.switch input:checked + .slider::before{transform:translateX(22px)}

/* ===== 搜索/筛选 ===== */
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.toolbar-left{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.toolbar .search-input{padding:7px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px;width:220px}
.toolbar select{padding:7px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:var(--surface)}

/* ===== 分页 ===== */
.pagination{display:flex;justify-content:center;gap:4px;padding:16px 0}
.pagination a,.pagination span{min-width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:6px;font-size:13px;border:1px solid var(--border);padding:0 8px}
.pagination a:hover{border-color:var(--primary);color:var(--primary)}
.pagination .active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ===== 登录页 ===== */
.admin-login{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a2e2a 0%,#0d7d6e 100%)}
.admin-login-card{background:#fff;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.2);width:400px;max-width:90%;overflow:hidden}
.admin-login-header{text-align:center;padding:36px 24px 24px}
.admin-login-header .icon{width:64px;height:64px;background:var(--primary);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:32px;color:#fff;margin:0 auto 16px}
.admin-login-header h2{font-size:22px;font-weight:700;margin-bottom:4px}
.admin-login-header p{font-size:14px;color:var(--text-muted)}
.admin-login-body{padding:0 36px 36px}

/* ===== Toast ===== */
.toast{position:fixed;top:20px;right:20px;z-index:9999;padding:12px 20px;border-radius:6px;box-shadow:0 8px 24px rgba(0,0,0,.15);font-size:14px;animation:slideIn .3s}
.toast.success{background:var(--success);color:#fff}
.toast.error{background:var(--danger);color:#fff}
@keyframes slideIn{from{transform:translateX(400px);opacity:0}to{transform:translateX(0);opacity:1}}

/* ===== Modal ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:200;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s}
.modal{background:#fff;border-radius:12px;width:480px;max-width:90%;max-height:80vh;overflow:hidden;display:flex;flex-direction:column}
.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.modal-header h3{font-size:16px;font-weight:600}
.modal-body{padding:20px;overflow-y:auto;flex:1}
.modal-footer{padding:12px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ===== 响应式 ===== */
@media(max-width:1024px){
    .form-row-4{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
    .sidebar{transform:translateX(-100%)}
    .sidebar.open{transform:translateX(0)}
    .sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:99}
    .sidebar-overlay.show{display:block}
    .main-area{margin-left:0}
    .topbar-left .menu-btn{display:block}
    .topbar-right .btn-outline{display:none}
    .topbar-right .admin-name{display:none}
    .stat-grid{grid-template-columns:1fr 1fr;gap:12px}
    .stat-card{padding:14px;gap:12px}
    .stat-card .stat-icon{width:40px;height:40px;font-size:20px;border-radius:10px}
    .stat-card .stat-info .value{font-size:20px}
    .form-row{grid-template-columns:1fr}
    .form-row-4{grid-template-columns:1fr 1fr}
    .toolbar{flex-direction:column;align-items:stretch}
    .toolbar-left{flex-direction:column;align-items:stretch}
    .toolbar .search-input{width:100%}
    .toolbar .btn{width:100%;justify-content:center}
    .panel-body.no-pad{overflow-x:auto;-webkit-overflow-scrolling:touch}
    .panel-body:has(table.admin-table){overflow-x:auto;-webkit-overflow-scrolling:touch}
    .admin-table{min-width:600px}
    .admin-table th,.admin-table td{padding:8px 10px;font-size:12px;white-space:nowrap}
    .content{padding:14px}
    .panel-header{padding:12px 14px;flex-wrap:wrap;gap:8px}
    .panel-body{padding:14px}
    .admin-login-card{width:100%;border-radius:12px}
    .admin-login-header{padding:28px 20px 20px}
    .admin-login-body{padding:0 20px 24px}
}
@media(max-width:480px){
    .stat-grid{grid-template-columns:1fr}
    .form-row-4{grid-template-columns:1fr}
    .topbar{padding:0 14px}
    .topbar-right{gap:8px}
    .content{padding:10px}
}