/* ===== 电商数据分析平台 — 全站样式 =====
   分节：变量 / 基础 / 登录页(海报+表单卡) / 工作台三栏 / 文件夹树 / 教程 /
        文件列表 / 分析卡 / 预览弹框 / 工具类 / 响应式
   不用外部 CDN，单文件加载。
*/

/* --- 变量 --- */
:root{
  --bg:#0f172a; --bg2:#1e293b; --card:#ffffff; --ink:#0f172a; --muted:#64748b;
  --line:#e2e8f0; --brand:#4f46e5; --brand2:#7c3aed; --ok:#16a34a; --err:#dc2626;
  --warn:#d97706; --warn-bg:#fffbeb; --warn-line:#fde68a;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:var(--bg);color:var(--ink)}

/* --- 基础元素 --- */
.btn{padding:12px;border:0;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:#fff;font-size:15px;font-weight:600;cursor:pointer;transition:transform .05s,opacity .15s}
.btn:hover{opacity:.94} .btn:active{transform:translateY(1px)}
.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn.danger{background:#fee2e2;color:#b91c1c;border:1px solid #fecaca}
.btn.danger:hover{background:#fecaca}
.btn.sm{width:auto;padding:8px 14px;font-size:13px}
.linkbtn{background:none;border:0;color:var(--brand);cursor:pointer;font-size:13px;padding:0}
.linkbtn:hover{text-decoration:underline}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:#334155}
.field input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;font-size:14px;
  background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.15)}
.field .hint{margin-top:6px;font-size:11.5px;color:var(--muted);line-height:1.5}
.field .hint code{font-family:monospace;background:#eef2ff;color:var(--brand);padding:1px 6px;border-radius:4px;font-size:11px}
.tag{display:inline-block;font-size:11px;padding:2px 8px;border-radius:20px;background:#eef2ff;color:var(--brand);font-weight:600}
.tag.gray{background:#f1f5f9;color:#475569}
.muted{color:var(--muted);font-size:12.5px}
.hidden{display:none!important}
.msg{margin-top:12px;font-size:13px;padding:10px 12px;border-radius:8px;display:none}
.msg.show{display:block} .msg.err{background:#fef2f2;color:var(--err);border:1px solid #fecaca}
.msg.ok{background:#f0fdf4;color:var(--ok);border:1px solid #bbf7d0}
.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 18px;margin-bottom:16px}
.panel h3{margin:0 0 12px;font-size:15px;display:flex;align-items:center;justify-content:space-between}

/* --- 登录页：左右分栏 --- */
.wrap{min-height:100%;display:grid;grid-template-columns:1.1fr .9fr}
.showcase{position:relative;color:#e2e8f0;padding:56px 56px;overflow:hidden;
  background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 55%,#0f172a 100%)}
.showcase::before{content:"";position:absolute;inset:0;
  background:radial-gradient(900px 500px at 80% 10%,rgba(255,255,255,.18),transparent 60%),
             radial-gradient(700px 400px at 10% 90%,rgba(255,255,255,.10),transparent 60%)}
.showcase>*{position:relative}
.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;letter-spacing:.5px}
.brand .dot{width:26px;height:26px;border-radius:8px;background:rgba(255,255,255,.92);
  display:grid;place-items:center;color:#4f46e5;font-weight:900}
.hero{margin-top:48px;max-width:520px}
.hero h1{font-size:40px;line-height:1.2;margin:0 0 16px}
.hero p{font-size:16px;line-height:1.8;color:#dfe3f0;margin:0}
.feats{margin-top:40px;display:grid;gap:14px;max-width:520px}
.feat{display:flex;gap:12px;align-items:flex-start;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:14px 16px;backdrop-filter:blur(4px)}
.feat .ic{flex:none;width:30px;height:30px;border-radius:8px;background:rgba(255,255,255,.16);
  display:grid;place-items:center;font-size:16px}
.feat b{font-size:14px} .feat span{display:block;font-size:12.5px;color:#c7d0e6;margin-top:2px}
.auth{display:grid;place-items:center;padding:40px;background:#f8fafc}
.card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--line);
  border-radius:16px;padding:32px;box-shadow:0 20px 50px -20px rgba(2,6,23,.4)}
.card h2{margin:0 0 6px;font-size:22px}
.card .sub{color:var(--muted);font-size:13px;margin:0 0 22px}
.row{display:flex;align-items:center;justify-content:space-between;margin:4px 0 18px;font-size:13px}
.row label{display:flex;align-items:center;gap:7px;color:#475569;cursor:pointer;user-select:none}
.row input[type=checkbox]{width:16px;height:16px;accent-color:var(--brand)}
.switch{margin-top:18px;text-align:center;font-size:13px;color:var(--muted)}
.switch .linkbtn{font-weight:600}

/* --- 工作台：三栏 --- */
.ws-shell{min-height:100%;display:grid;grid-template-columns:240px 1fr 1.2fr;background:#f1f5f9}
.ws-shell > .col{min-height:100vh;overflow:auto}
.col{padding:18px 16px}
.col1{background:#0f172a;color:#e2e8f0;border-right:1px solid #1e293b}
.col1 .brand{margin-bottom:6px}
.col1 .u{font-size:12.5px;color:#94a3b8;margin-bottom:14px;word-break:break-all}
.col1 .u b{color:#e2e8f0}
.col1 .panel{background:#1e293b;border-color:#334155;color:#e2e8f0}
.col1 .panel h3{color:#e2e8f0}
.col1 .muted{color:#94a3b8}
.col1 .item{background:#0f172a;border-color:#334155;color:#e2e8f0}
.col1 .item .k{color:#94a3b8}
.col2{background:#fff;border-right:1px solid var(--line)}
.col3{background:#f8fafc}
.col h2{font-size:16px;margin:0 0 14px}
.item{border:1px solid var(--line);border-radius:9px;padding:11px 12px;background:#fafbff;font-size:13px}
.item .k{color:var(--muted);font-size:12px} .item .v{font-weight:600;margin-top:2px}
.item.clickable{cursor:pointer;transition:border-color .12s,background .12s}
.item.clickable:hover{border-color:var(--brand);background:#f8faff}
.inline-form{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.inline-form input{padding:9px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px;background:#fff;color:var(--ink)}
.inline-form input[name=team_name]{flex:1;min-width:140px}
.backbar{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.crumb{font-size:13px;color:var(--muted);word-break:break-all}
.crumb b{color:var(--ink)}

/* --- 文件夹区：Windows 资源管理器单窗格 --- */
.explorer{font-size:13.5px}
/* 面包屑（地址栏） */
.explorer-crumb{display:flex;align-items:center;flex-wrap:wrap;gap:2px;padding:8px 10px;background:#f8fafc;border:1px solid var(--line);border-radius:8px;margin-bottom:10px;font-size:13px}
.explorer-crumb .crumb-seg{color:var(--brand);cursor:pointer;padding:3px 6px;border-radius:5px;user-select:none}
.explorer-crumb .crumb-seg:hover{background:#eef2ff}
.explorer-crumb .crumb-sep{color:var(--muted);padding:0 2px;user-select:none}
/* 工具条（仅可上传夹显示） */
.explorer-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 12px;align-items:center;padding:8px 0;border-bottom:1px dashed var(--line)}
.explorer-toolbar .file-picked{font-size:12.5px;color:var(--muted);max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.explorer-toolbar .tb-sub{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.explorer-toolbar .tb-sub input[type=text]{flex:1;min-width:140px;padding:7px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px;background:#fff}
.explorer-toolbar .tb-sub input[type=text]:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.12)}
.file-pick{cursor:pointer;display:inline-block}
/* 文件区（可上传夹下，已上传文件卡列表，紧跟导航栏下面） */
.explorer-files{display:flex;flex-direction:column;gap:6px;margin:0 0 12px}
.explorer-files .ex-file{display:flex;align-items:center;gap:8px;padding:8px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer;min-width:0}
.explorer-files .ex-file:hover{border-color:var(--brand);background:#f8faff}
.explorer-files .ex-ico{font-size:15px;flex:none}
.explorer-files .ex-name{font-weight:500;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.explorer-files .ex-right{display:flex;align-items:center;gap:6px;white-space:nowrap;flex:none}
.explorer-files .ex-right .sz{color:var(--muted);font-size:11.5px}
.explorer-files .ex-right .dl-btn{color:var(--brand);text-decoration:none;font-size:14px;padding:0 2px}
.explorer-files .ex-right .dl-btn:hover{text-decoration:underline}
/* 卡片网格：子夹卡 + 文件卡同一网格 */
.explorer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;align-content:start}
.explorer-empty{grid-column:1/-1;padding:14px;text-align:center}
.explorer-grid .ex-folder,.explorer-grid .ex-file{display:flex;align-items:center;gap:8px;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;position:relative;min-width:0}
.explorer-grid .ex-folder{cursor:pointer}
.explorer-grid .ex-folder:hover{border-color:var(--brand);background:#f8faff}
.explorer-grid .ex-folder.custom{background:#fafbff}
.explorer-grid .ex-file{cursor:pointer}
.explorer-grid .ex-file:hover{border-color:var(--brand);background:#f8faff}
.explorer-grid .ex-file.bad{border-color:#fecaca;background:#fef2f2;cursor:default}
.explorer-grid .ex-file.bad:hover{border-color:#fecaca;background:#fef2f2}
/* 列表布局（.explorer-files）下的异常文件同样生效（原 .bad 仅网格布局有） */
.explorer-files .ex-file.bad{border-color:#fecaca;background:#fef2f2}
.explorer-files .ex-file.bad:hover{border-color:#fecaca;background:#fef2f2}
/* 文件卡上的异常徽章（跨网格/列表两种布局通用） */
.ex-file .ex-badge{font-size:10px;padding:1px 7px;border-radius:10px;font-weight:600;flex:none;white-space:nowrap}
.ex-file .ex-badge.err{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}
.explorer-grid .ex-ico{font-size:15px;flex:none}
.explorer-grid .ex-name{font-weight:500;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.explorer-grid .ex-reason{font-size:11px;color:#b91c1c;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:80px}
.explorer-grid .ex-right{display:flex;align-items:center;gap:6px;white-space:nowrap;flex:none}
.explorer-grid .ex-right .sz{color:var(--muted);font-size:11.5px}
.explorer-grid .ex-right .dl-btn{color:var(--brand);text-decoration:none;font-size:14px;padding:0 2px}
.explorer-grid .ex-right .dl-btn:hover{text-decoration:underline}
/* 文件夹卡上的状态 badge */
.explorer-grid .badge{font-size:10px;padding:1px 7px;border-radius:10px;background:#eef2ff;color:var(--brand);font-weight:600;flex:none}
.explorer-grid .badge.closed{background:#fef2f2;color:#b91c1c}
.explorer-grid .badge.gray{background:#f1f5f9;color:#475569}
/* 自定义文件夹卡右侧「⋯」操作菜单按钮。
   弹层用 fixed 定位（由 JS 按按钮坐标定位），脱离滚动容器 overflow 裁切。 */
.explorer-grid .row-menu{margin-left:auto;color:var(--muted);cursor:pointer;font-size:16px;font-weight:700;padding:2px 8px;border-radius:6px;user-select:none;line-height:1;flex:none}
.explorer-grid .row-menu:hover{background:#eef2ff;color:var(--brand)}
.row-menu-pop{display:none;position:fixed;z-index:9999;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 22px -8px rgba(2,6,23,.35);padding:6px 8px;flex-direction:column;gap:4px;min-width:128px}
.row-menu-pop.show{display:flex}
.row-menu-pop .linkbtn{text-align:left;padding:7px 10px;font-size:13px;border-radius:6px;font-weight:600;width:100%;background:#fff;border:0;cursor:pointer;color:var(--ink)}
.row-menu-pop .linkbtn:hover{background:#f1f5f9}
.row-menu-pop .linkbtn.danger{color:var(--err)}
.row-menu-pop .linkbtn.danger:hover{background:#fef2f2}

/* --- 教程渲染 --- */
.tutorial-wrap{margin-top:14px;border:1px solid var(--line);border-radius:10px;background:#fff;overflow:hidden}
.tutorial-head{display:flex;align-items:center;gap:8px;padding:10px 14px;cursor:pointer;background:#f8fafc;border-bottom:1px solid var(--line);user-select:none}
.tutorial-head:hover{background:#f1f5f9}
.tutorial-caret{color:var(--muted);font-size:12px;width:12px;display:inline-block}
.tutorial-title{font-size:14px;font-weight:700;color:var(--ink)}
.tutorial-body{padding:16px 20px;max-height:520px;overflow:auto}
.tutorial-body h1{font-size:20px;margin:.2em 0 .6em}
.tutorial-body h2{font-size:16px;margin:1em 0 .4em;border-bottom:1px solid var(--line);padding-bottom:4px}
.tutorial-body h3{font-size:14px;margin:.8em 0 .3em}
.tutorial-body p{margin:.4em 0;line-height:1.7}
.tutorial-body ul,.tutorial-body ol{margin:.4em 0;padding-left:22px}
.tutorial-body li{margin:3px 0;line-height:1.7}
.tutorial-body blockquote{margin:.6em 0;padding:6px 12px;border-left:3px solid var(--brand);background:#f8faff;color:#475569}
.tutorial-body img{max-width:100%;border:1px solid var(--line);border-radius:8px;margin:8px 0;display:block}
.tutorial-body table{border-collapse:collapse;margin:.6em 0;width:100%;font-size:12.5px}
.tutorial-body th,.tutorial-body td{border:1px solid var(--line);padding:6px 9px;text-align:left}
.tutorial-body th{background:#f8fafc}
.tutorial-body code{background:#f1f5f9;padding:1px 5px;border-radius:4px;font-size:12px}
/* 旧样式名保留兼容（教程区如直接渲染） */
.tutorial-box{margin-top:14px;border:1px solid var(--line);border-radius:10px;padding:16px 20px;background:#fff;max-height:520px;overflow:auto}

/* --- 文件列表（资源管理器卡片版，旧 .filelist/.leaf-actions 已移除） --- */
.file-pick{cursor:pointer;display:inline-block}
.file-picked{font-size:12.5px;color:var(--muted);max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* --- 文件批量操作条 --- */
.explorer-batch{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:6px 2px 8px;border-bottom:1px dashed var(--line);margin-bottom:8px}
.explorer-batch .batch-sel{display:inline-flex;align-items:center;gap:4px;font-size:12.5px;color:var(--ink);cursor:pointer;user-select:none}
.explorer-batch .batch-sel input{cursor:pointer}
.explorer-batch .batch-count{font-size:12px}
.explorer-batch .batch-spacer{flex:1}
.explorer-batch .sort-sel{gap:5px;font-weight:500}
.explorer-batch .sort-sel select{padding:4px 8px;border:1px solid var(--line);border-radius:7px;font-size:12.5px;background:#fff;color:var(--ink);cursor:pointer;outline:none}
.explorer-batch .sort-sel select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.12)}
.explorer-batch #fileSortDir{min-width:30px;padding:3px 0;text-align:center}
.explorer-files .fc-check{cursor:pointer;flex:none;margin:0 2px 0 0}
/* 示例文件区 */
.examples-box{margin-top:14px;border:1px dashed var(--line);border-radius:10px;padding:12px 14px;background:#f8fafc}
.examples-title{font-size:12.5px;color:#475569;font-weight:600;margin-bottom:8px}
.example-item{display:flex;justify-content:space-between;gap:8px;align-items:center;padding:6px 10px;border:1px solid var(--line);border-radius:6px;margin-bottom:5px;background:#fff;text-decoration:none;color:var(--ink);font-size:12.5px}
.example-item:hover{border-color:var(--brand);background:#f8faff}
.example-item .sz{color:var(--muted);white-space:nowrap}
.custom-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px;border-top:1px dashed var(--line);padding-top:12px;align-items:center}
.custom-actions input[type=text]{flex:1;min-width:180px;padding:8px 11px;border:1px solid var(--line);border-radius:8px;font-size:13px;background:#fff}
.custom-actions input[type=text]:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.12)}

/* --- 分析卡 --- */
.analysis-cards{display:grid;gap:14px}
.analysis-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.analysis-card .ac-head{display:flex;align-items:center;gap:8px;justify-content:space-between;margin-bottom:6px}
.analysis-card .ac-title{font-size:15px;font-weight:700}
.analysis-card .ac-desc{color:var(--muted);font-size:12.5px;margin:0 0 10px;line-height:1.6}
.analysis-card .ac-status{font-size:11px;padding:2px 8px;border-radius:10px;font-weight:600}
.analysis-card .ac-status.ok{background:#f0fdf4;color:var(--ok)}
.analysis-card .ac-status.no{background:#fef2f2;color:#b91c1c}
.analysis-card .ac-need{font-size:12px;color:var(--muted);margin-bottom:10px}
.analysis-card .ac-msg{font-size:12.5px;padding:8px 10px;border-radius:8px;background:#f1f5f9;color:#475569;margin-bottom:10px}
.analysis-card .ac-msg.no{background:#fef2f2;color:#b91c1c}
.analysis-card .ac-msg.warn{background:var(--warn-bg);color:var(--warn);border:1px solid var(--warn-line)}
.analysis-card .ac-msg.computing{background:#eef2ff;color:var(--brand);border:1px solid #c7d2fe}
.analysis-card table{width:100%;border-collapse:collapse;font-size:12px}
.analysis-card th,.analysis-card td{border:1px solid var(--line);padding:5px 8px;text-align:left}
.analysis-card th{background:#f8fafc;font-weight:600;color:#475569}
.analysis-card .empty-cell{color:var(--muted);text-align:center;padding:14px}

/* --- 第 3 栏：作用域提示 + 共享筛选条 + 树状图 --- */
.ws-scope-hint{font-size:12.5px;color:var(--muted);padding:4px 2px 10px;line-height:1.5}
.ws-scope-hint:empty{padding:0}
.ws-filter-bar{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:10px 12px;background:#f8fafc;border:1px solid var(--line);border-radius:10px;margin-bottom:12px}
.ws-filter-bar input{padding:4px 8px;border:1px solid var(--line);border-radius:6px;font-size:12.5px}
.ws-filter-bar input[type=text]{width:140px}
.ws-filter-bar input[type=date]{width:130px}
.ws-quick-dates{display:flex;gap:4px;align-items:center;flex-wrap:wrap}
.ws-quick-dates .qd-label{font-size:12.5px;color:var(--muted);margin-right:2px}
.ws-quick-dates .qd-btn{padding:4px 10px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--ink);font-size:12.5px;cursor:pointer;transition:border-color .12s,color .12s}
.ws-quick-dates .qd-btn:hover{border-color:var(--brand);color:var(--brand)}
.ws-quick-dates .qd-btn.active{background:var(--brand);border-color:var(--brand);color:#fff}
.ws-filter-sep{width:1px;height:22px;background:var(--line);margin:0 4px}
.treemap{width:100%;height:240px;margin-bottom:10px}
.treemap svg{width:100%;height:100%;display:block}
.treemap rect{stroke:#fff;stroke-width:1}
.treemap text{fill:#fff;font-size:10px;pointer-events:none}
.tm-empty{display:flex;align-items:center;justify-content:center;height:100%;color:var(--muted);font-size:13px}

/* --- 预览弹框 --- */
.modal-mask{position:fixed;inset:0;background:rgba(2,6,23,.55);display:grid;place-items:center;z-index:50;padding:20px}
.modal{background:#fff;border-radius:14px;width:min(960px,96vw);max-height:88vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 30px 70px -20px rgba(0,0,0,.5)}
.modal .m-head{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--line)}
.modal .m-head .m-title{font-size:15px;font-weight:700;word-break:break-all}
.modal .m-body{overflow:auto;padding:0}
.modal .m-foot{padding:8px 16px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);background:#f8fafc}
.preview-table{width:100%;border-collapse:collapse;font-size:12px}
.preview-table th,.preview-table td{border:1px solid var(--line);padding:5px 8px;text-align:left;white-space:nowrap;max-width:280px;overflow:hidden;text-overflow:ellipsis}
.preview-table th{background:#f1f5f9;font-weight:600;color:#475569;position:sticky;top:0;z-index:1}
.preview-table td{background:#fff}
.preview-table tr:hover td{background:#f8faff}

/* --- 自定义弹框（替代浏览器 alert/confirm/prompt） --- */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.55);display:grid;place-items:center;z-index:1000;padding:20px;opacity:0;transition:opacity .18s ease}
.modal-overlay.show{opacity:1}
.modal-box{background:#fff;border-radius:14px;width:min(480px,92vw);max-height:88vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 30px 70px -20px rgba(0,0,0,.5);transform:scale(.96);transition:transform .18s ease}
.modal-overlay.show .modal-box{transform:scale(1)}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line)}
.modal-title{font-size:15px;font-weight:700;color:var(--ink)}
.modal-close{background:none;border:0;font-size:22px;color:var(--muted);cursor:pointer;padding:0 4px;line-height:1}
.modal-close:hover{color:var(--ink)}
.modal-body{padding:16px 18px;overflow:auto;flex:1;font-size:14px;color:var(--ink)}
.modal-body p{margin:0 0 8px;line-height:1.6}
.modal-footer{display:flex;gap:10px;justify-content:flex-end;padding:12px 18px;border-top:1px solid var(--line)}
.modal-btn{padding:8px 20px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:opacity .12s,background .12s}
.modal-btn:hover{opacity:.9}
.modal-btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff}
.modal-btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.modal-btn.danger{background:#fee2e2;color:#b91c1c;border:1px solid #fecaca}
.modal-btn.danger:hover{background:#fecaca}
/* 上传进度弹框 */
.up-wrap{display:flex;flex-direction:column;gap:10px;min-width:300px}
.up-head{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--ink)}
.up-spinner{width:16px;height:16px;border:2px solid #e2e8f0;border-top-color:var(--brand);border-radius:50%;animation:up-spin .8s linear infinite;flex:none}
@keyframes up-spin{to{transform:rotate(360deg)}}
.up-bar-wrap{height:10px;background:#eef2ff;border-radius:6px;overflow:hidden}
.up-bar{height:100%;width:0;background:linear-gradient(135deg,var(--brand),var(--brand2));border-radius:6px;transition:width .2s ease}
.up-pct{font-size:12px;text-align:right;margin-top:-4px}
.up-current{font-size:13px;color:var(--ink);word-break:break-all;min-height:18px}
.up-fail{font-size:12px;color:var(--err);min-height:0}
.up-tip{font-size:12px;text-align:center;padding-top:2px}
.up-result-list{font-size:13px;line-height:1.7;max-height:220px;overflow:auto;word-break:break-all}
.modal-input{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.modal-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.15)}

/* --- 文件卡操作按钮（下载/移动/复制/删除） --- */
.ex-right .fc-btn{background:#f8fafc;color:var(--brand);border:1px solid var(--line);border-radius:6px;cursor:pointer;font-size:13px;padding:2px 7px;margin-left:4px;line-height:1.4;transition:background .12s,border-color .12s}
.ex-right .fc-btn:hover{background:#eef2ff;border-color:var(--brand)}
.ex-right .fc-btn.copy{color:#059669}
.ex-right .fc-btn.copy:hover{background:#ecfdf5;border-color:#a7f3d0}
.ex-right .fc-btn.del{color:#b91c1c}
.ex-right .fc-btn.del:hover{background:#fef2f2;border-color:#fecaca}

/* --- 移动/复制弹框内的目标文件夹树 --- */
.mc-field{margin-bottom:12px}
.mc-field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:#334155}
.mc-tree{max-height:280px;overflow:auto;border:1px solid var(--line);border-radius:8px;background:#fff;padding:4px}
.mc-node{display:flex;align-items:center;gap:6px;padding:5px 8px;border-radius:6px;font-size:13px;cursor:default;min-width:0}
.mc-node.pickable{cursor:pointer}
.mc-node.pickable:hover{background:#f1f5f9}
.mc-node.sel{background:#eef2ff;color:var(--brand);font-weight:600}
.mc-node.disabled{color:var(--muted)}
.mc-node .mc-ico{flex:none;font-size:14px}
.mc-node .mc-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.mc-node .mc-tag{font-size:10px;padding:1px 6px;border-radius:10px;background:#eef2ff;color:var(--brand);font-weight:600;flex:none}
.mc-node .mc-tag.closed{background:#fef2f2;color:#b91c1c}

/* --- 站内信侧滑面板 --- */
.col-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.col-head h2{margin:0}
.inbox-trigger{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;padding:6px 12px;border:1px solid var(--line);border-radius:8px;background:#fff}
.inbox-trigger:hover{border-color:var(--brand);background:#f8faff}
.unread-badge{background:var(--err);color:#fff;font-size:11px;padding:1px 7px;border-radius:10px;min-width:18px;text-align:center;line-height:1.6;font-weight:600}
.unread-badge.hidden{display:none}

/* 遮罩 */
.inbox-overlay{position:fixed;inset:0;background:rgba(15,23,42,.35);z-index:200;opacity:0;transition:opacity .25s}
.inbox-overlay:not(.hidden){opacity:1}

/* 侧滑面板 */
.inbox-panel{position:fixed;top:0;right:0;width:380px;max-width:92vw;height:100vh;background:#fff;box-shadow:-6px 0 24px rgba(0,0,0,.12);z-index:201;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .25s ease}
.inbox-panel.hidden{display:none}
.inbox-panel.show{transform:translateX(0)}
.inbox-header{display:flex;align-items:center;gap:8px;padding:14px 16px;border-bottom:1px solid var(--line)}
.inbox-header .inbox-title{font-size:15px;font-weight:700;flex:1}
.inbox-actions{display:flex;gap:10px}
.inbox-list{flex:1;overflow-y:auto}
.inbox-item{display:flex;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);cursor:pointer;transition:background .12s}
.inbox-item:hover{background:#f8fafc}
.inbox-item.unread{background:#f8faff}
.inbox-item.unread .inbox-title{color:var(--brand)}
.inbox-icon{font-size:18px;flex:none;line-height:1.4}
.inbox-content{flex:1;min-width:0}
.inbox-title{font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:2px}
.inbox-text{font-size:12.5px;color:#475569;line-height:1.5;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.inbox-meta{font-size:11px;color:var(--muted);margin-top:4px}
.unread-dot{width:8px;height:8px;border-radius:50%;background:var(--err);flex:none;margin-top:6px}

/* --- 回收站面板（复用站内信侧滑结构，独立条目样式） --- */
.col-head-actions{display:flex;align-items:center;gap:8px}
.recycle-item{display:flex;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);align-items:flex-start}
.recycle-item:hover{background:#f8fafc}
.recycle-icon{font-size:18px;flex:none;line-height:1.4}
.recycle-content{flex:1;min-width:0}
.recycle-name{font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.recycle-meta{font-size:11.5px;color:#475569;line-height:1.6;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.recycle-meta .muted{font-size:11.5px}
.recycle-actions{display:flex;flex-direction:column;gap:4px;flex:none;align-items:flex-end}
.recycle-actions .linkbtn{padding:3px 8px;font-size:12.5px;font-weight:600;border-radius:5px}
.recycle-actions .linkbtn:hover{background:#f1f5f9}
.recycle-actions .linkbtn.danger{color:var(--err)}
.recycle-actions .linkbtn.danger:hover{background:#fef2f2}

/* --- 响应式 --- */
@media(max-width:1100px){.ws-shell{grid-template-columns:200px 1fr}.col3{grid-column:1/-1;border-top:1px solid var(--line)}}
@media(max-width:860px){
  .wrap{grid-template-columns:1fr}
  .showcase{padding:32px 24px} .hero{margin-top:24px} .hero h1{font-size:30px}
  .auth{padding:24px}
  .ws-shell{grid-template-columns:1fr}.col1{min-height:auto}.col2,.col3{min-height:auto}
}

/* --- 全站底部特性栏（静态页尾：滚动到底才看到，低调不打扰） ---
   小字 / 灰 / 半透明。footer 是 body 末尾的静态元素，跟在 ws-shell 之后。 */
.site-footer{
  display:flex;flex-wrap:wrap;gap:4px 16px;justify-content:center;align-items:center;
  padding:14px 16px 22px;
  font-size:11.5px;line-height:1.5;
  color:rgba(148,163,184,.62);
  background:transparent;
}
.site-footer .sf-item{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;transition:color .15s}
.site-footer .sf-ic{font-size:12px;flex:none;opacity:.75}
.site-footer .sf-txt b{font-weight:600;color:rgba(203,213,225,.78);margin-right:1px}
.site-footer .sf-sep{color:rgba(148,163,184,.3);margin:0 1px}
.site-footer .sf-item:hover{color:rgba(203,213,225,.92)}
.site-footer .sf-item:hover .sf-ic{opacity:1}

/* --- 成交推广分析子页面卡片入口（Vue3 迁移试点页面） --- */
.analysis-card.ac-subpage{border-color:var(--brand)}
.analysis-card.ac-subpage:hover{box-shadow:0 2px 12px rgba(79,70,229,.15)}
.ac-openbtn{display:inline-block;margin-top:4px;padding:6px 14px;border-radius:8px;background:var(--brand);color:#fff;border:none;font-size:13px;cursor:pointer}
.ac-openbtn:hover{opacity:.9}