/* ============================================================
   FileSync v2 — 全新设计系统
   风格: Minimalism & Swiss Style (浅色)
   主色: #2563EB  文件琥珀: #D97706  背景: #F8FAFC
   ============================================================ */
:root{
  --color-primary:#2563EB; --color-on-primary:#FFFFFF;
  --color-secondary:#3B82F6; --color-accent:#D97706;
  --color-background:#F8FAFC; --color-foreground:#0F172A;
  --color-muted:#F1F5FD; --color-border:#E4ECFC;
  --color-destructive:#DC2626; --color-ring:#2563EB;
  --color-success:#16A34A; --color-warning:#D97706;
  --color-surface:#FFFFFF; --color-text-2:#64748B; --color-text-3:#94A3B8;
  /* 玻璃/遮罩 */
  --color-glass:rgba(255,255,255,.86); --color-scrim:rgba(15,23,42,.5);
  /* 品牌色透明变体（hover/选中/边框） */
  --c-blue-04:rgba(37,99,235,.04); --c-blue-05:rgba(37,99,235,.05);
  --c-blue-06:rgba(37,99,235,.06); --c-blue-08:rgba(37,99,235,.08);
  --c-blue-09:rgba(37,99,235,.09); --c-blue-10:rgba(37,99,235,.1);
  --c-blue-12:rgba(37,99,235,.12); --c-blue-13:rgba(37,99,235,.13);
  --c-blue-15:rgba(37,99,235,.15); --c-blue-18:rgba(37,99,235,.18); --c-blue-b25:rgba(37,99,235,.25);
  --c-blue-b30:rgba(37,99,235,.3); --c-blue-b35:rgba(37,99,235,.35);
  --c-green-08:rgba(22,163,74,.08); --c-green-10:rgba(22,163,74,.1);
  --c-green-15:rgba(22,163,74,.15); --c-green-b25:rgba(22,163,74,.25);
  --c-green-b35:rgba(22,163,74,.35);
  --c-red-06:rgba(220,38,38,.06); --c-red-08:rgba(220,38,38,.08);
  --c-red-10:rgba(220,38,38,.1); --c-red-15:rgba(220,38,38,.15);
  --c-red-b25:rgba(220,38,38,.25); --c-red-b35:rgba(220,38,38,.35);
  --c-red-b40:rgba(220,38,38,.4);
  --c-amber-10:rgba(217,119,6,.1); --c-amber-12:rgba(217,119,6,.12);
  --c-amber-b40:rgba(217,119,6,.4);
  --font-heading:'Plus Jakarta Sans',system-ui,sans-serif;
  --font-body:'Plus Jakarta Sans',system-ui,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,monospace;
  --space-xs:4px; --space-sm:8px; --space-md:16px; --space-lg:24px; --space-xl:32px; --space-2xl:48px; --space-3xl:64px;
  --radius-sm:6px; --radius-md:8px; --radius-lg:12px; --radius-xl:16px;
  --shadow-sm:0 1px 2px rgba(0,0,0,.05);
  --shadow-md:0 4px 6px rgba(0,0,0,.08);
  --shadow-lg:0 10px 15px rgba(0,0,0,.08);
  --shadow-xl:0 20px 25px rgba(0,0,0,.12);
  --topbar-h:64px; --sidebar-w:248px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body); font-size:16px; line-height:1.5;
  color:var(--color-foreground); background:var(--color-background);
  /* color-scheme 由 theme.js 按国内时间动态设置 */
}
[hidden]{display:none !important}
a{color:var(--color-primary)}
img{max-width:100%}
::selection{background:var(--c-blue-18)}
:focus-visible{outline:2px solid var(--color-ring);outline-offset:2px}
button{font-family:inherit}
input,select,textarea{font-family:inherit}

/* ================= 布局 ================= */
.v2-layout{display:flex;min-height:100vh}
.v2-main{margin-left:var(--sidebar-w);flex:1;min-width:0;padding:calc(var(--topbar-h) + var(--space-lg)) var(--space-2xl) var(--space-3xl)}
.v2-topbar{
  position:fixed;top:0;left:var(--sidebar-w);right:0;height:var(--topbar-h);z-index:40;
  display:flex;align-items:center;gap:var(--space-md);padding:0 var(--space-2xl);
  background:var(--color-glass);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--color-border);
}
.v2-topbar .health{margin-left:auto;display:flex;align-items:center;gap:8px}
.v2-content{padding-top:calc(var(--topbar-h) + var(--space-lg))}

/* ================= 侧边栏 ================= */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);z-index:50;
  background:linear-gradient(180deg,var(--color-surface),var(--color-muted) 320%);
  border-right:1px solid var(--color-border);
  display:flex;flex-direction:column;padding:var(--space-lg) var(--space-md) var(--space-md);
  overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 20px}
.brand-mark{width:36px;height:36px;border-radius:var(--radius-md);background:var(--color-primary);display:flex;align-items:center;justify-content:center;flex-shrink:0;
  box-shadow:0 4px 10px var(--c-blue-b25)}
.brand-text h1{font-family:var(--font-heading);font-size:18px;font-weight:700;line-height:1.2;color:var(--color-foreground)}
.brand-sub{font-family:var(--font-mono);font-size:9px;letter-spacing:1.4px;color:var(--color-text-3)}
.sidebar-nav{display:flex;flex-direction:column;gap:var(--space-xl);margin-top:4px}
.sidebar-group{display:flex;flex-direction:column}
.sidebar-group-label{
  display:flex;align-items:center;gap:6px;
  font-size:11px;font-weight:600;letter-spacing:1.2px;text-transform:uppercase;
  color:var(--color-text-3);padding:0 8px;margin-bottom:8px;
}
.sidebar-group-label::before{
  content:"";width:5px;height:5px;border-radius:50%;background:var(--color-primary);
  box-shadow:0 0 6px var(--c-blue-b35);
}
.space-select{
  width:100%;padding:9px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);
  font-size:14px;background:var(--color-surface);color:var(--color-foreground);cursor:pointer;margin-bottom:8px;
  transition:border-color .15s,box-shadow .15s;
}
.space-select:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 3px var(--c-blue-13)}
/* 自定义空间下拉：悬浮自动展开 */
.space-select-wrap{position:relative;margin-bottom:8px}
.space-select-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:9px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);
  font-size:14px;background:var(--color-surface);color:var(--color-foreground);cursor:pointer;
  transition:border-color .15s,box-shadow .15s;font-family:var(--font-body);
}
.space-select-wrap:hover .space-select-btn,
.space-select-btn:hover{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--c-blue-13)}
.space-select-arrow{font-size:11px;color:var(--color-primary);transition:transform .2s ease;flex-shrink:0}
.space-select-wrap.open .space-select-arrow{transform:rotate(180deg)}
.space-select-menu{
  position:absolute;top:calc(100% + 6px);left:0;right:0;z-index:80;list-style:none;margin:0;
  background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);
  box-shadow:var(--shadow-lg);padding:5px;max-height:240px;overflow-y:auto;
  animation:menuIn .14s ease;
}
.space-select-menu li{
  display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:var(--radius-sm);
  font-size:13px;color:var(--color-foreground);cursor:pointer;transition:background .12s;
}
.space-select-menu li:hover{background:var(--c-blue-08);color:var(--color-primary)}
.space-select-menu li.current{font-weight:600;color:var(--color-primary);background:var(--c-blue-06)}
.space-select-menu li.current::after{content:"✓";margin-left:auto;color:var(--color-primary)}
.space-actions{display:flex;gap:6px}
.sidebar-btn{
  flex:1;display:flex;align-items:center;justify-content:flex-start;gap:8px;
  padding:10px 12px;border:none;border-radius:var(--radius-md);background:transparent;
  color:var(--color-text-2);font-size:13px;font-weight:600;cursor:pointer;
  transition:background .15s,color .15s,transform .12s ease;position:relative;
}
.sidebar-btn::before{
  content:"";width:16px;height:16px;flex-shrink:0;border-radius:var(--radius-sm);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:11px;line-height:1;color:var(--color-primary);
  background:var(--c-blue-10);transition:background .15s,color .15s;
}
#space-create-btn::before{content:"＋"}
#space-delete-btn::before{content:"✕"}
#refresh-files::before{content:"↻"}
#mkdir-btn::before{content:"⌂"}
#new-file-btn::before{content:"＋"}
#select-mode-btn::before{content:"☑"}
#transfer-btn::before{content:"⇄"}
#share-manage-btn::before{content:"↗"}
#trash-btn::before{content:"♻"}
#settings-btn::before{content:"⚙"}
/* 「我的文件」使用自设计 SVG 图标（icon-my-files），隐藏默认 ::before 字符占位 */
#my-files-btn::before{display:none}
.sidebar-btn-icon{flex-shrink:0;color:var(--color-primary)}
.sidebar-btn:hover{background:var(--color-muted);color:var(--color-primary);transform:translateX(2px)}
.sidebar-btn:hover::before{background:var(--c-blue-b30)}
.sidebar-btn:active{transform:scale(.98)}
.sidebar-btn .transfer-badge{
  min-width:18px;height:18px;border-radius:999px;background:var(--color-primary);color:#fff;
  font-size:11px;display:inline-flex;align-items:center;justify-content:center;padding:0 5px;
  margin-left:auto;
}

/* ================= 面板卡片 ================= */
.panel{
  background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);
  padding:var(--space-lg);margin-bottom:var(--space-lg);box-shadow:var(--shadow-sm);
}
.panel-head{display:flex;align-items:center;gap:var(--space-md);margin-bottom:var(--space-md);flex-wrap:wrap}
.panel-head h2{font-family:var(--font-heading);font-size:18px;font-weight:600;display:flex;align-items:center;gap:10px}
.idx{
  width:26px;height:26px;border-radius:var(--radius-sm);background:var(--c-blue-10);
  color:var(--color-primary);font-family:var(--font-mono);font-size:12px;font-weight:600;
  display:inline-flex;align-items:center;justify-content:center;
}
.panel-foot{margin-top:var(--space-md);display:flex;justify-content:flex-end;gap:8px}

/* ================= 按钮 ================= */
.btn,.primary-btn,.ghost-btn,.danger-btn,.opt-btn,.sidebar-btn,.tf-tool-btn,.upload-trigger,.upload-menu-item,.logbtn,.action-btn{user-select:none}
.primary-btn,.btn-primary{
  border:none;border-radius:var(--radius-md);padding:10px 20px;font-size:14px;font-weight:600;
  background:var(--color-primary);color:#fff;cursor:pointer;transition:all .2s ease;font-family:var(--font-body);
}
.primary-btn:hover,.btn-primary:hover{background:#1d4ed8;transform:translateY(-1px)}
.primary-btn:active,.btn-primary:active{transform:scale(.97)}
.ghost-btn{
  border:1px solid var(--color-border);border-radius:var(--radius-md);padding:8px 14px;
  background:var(--color-surface);color:var(--color-foreground);font-size:13px;font-weight:500;cursor:pointer;
  transition:all .2s ease;font-family:var(--font-body);
}
.ghost-btn:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--c-blue-05)}
.danger-btn{
  border:none;border-radius:var(--radius-md);padding:10px 20px;background:var(--color-destructive);
  color:#fff;font-size:13px;font-weight:600;cursor:pointer;transition:opacity .2s,transform .15s;font-family:var(--font-body);
}
.danger-btn:hover{opacity:.88}
.danger-btn:active{transform:scale(.97)}
.tf-tool-btn{
  border:1px solid var(--color-border);border-radius:var(--radius-md);padding:8px 12px;
  background:var(--color-surface);color:var(--color-text-2);font-size:13px;cursor:pointer;transition:all .15s;font-family:var(--font-body);
}
.tf-tool-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}

/* ================= 表单 ================= */
label{user-select:none}
.modal-input,.input{
  width:100%;padding:11px 14px;border:1px solid var(--color-border);border-radius:var(--radius-md);
  font-size:15px;background:var(--color-surface);color:var(--color-foreground);
  transition:border-color .2s ease,box-shadow .2s ease;font-family:var(--font-body);
}
.modal-input:focus,.input:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 3px var(--c-blue-13)}
.modal-input::placeholder,.input::placeholder{color:var(--color-text-3)}

/* ================= 健康状态 ================= */
.health{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:var(--color-muted);font-size:13px;font-weight:500}
.health .dot,.dot{width:8px;height:8px;border-radius:50%;background:var(--color-text-3)}
.health.healthy .dot,.health.healthy .health-dot{background:var(--color-success);box-shadow:0 0 0 3px var(--c-green-15)}
.health.unhealthy .dot,.health.unhealthy .health-dot{background:var(--color-destructive);box-shadow:0 0 0 3px var(--c-red-15)}
.health-meta{color:var(--color-text-3);font-size:12px}

/* ================= 用户区 ================= */
.user-info{display:inline-flex;align-items:center;gap:10px;padding:5px 12px;border-radius:999px;background:var(--color-muted);font-size:13px}
/* 登录态亮起：用户区圆点为绿色（在线状态），区别于灰色未登录/离线 */
.user-info .dot{background:var(--color-success);box-shadow:0 0 0 3px var(--c-green-15)}
.user-info .name{font-weight:600}
.user-info .role{font-size:11px;padding:1px 8px;border-radius:999px;background:var(--c-blue-10);color:var(--color-primary);font-weight:600}
.user-info .storage{color:var(--color-text-2);font-size:12px}
.admin-link{
  color:var(--color-primary);text-decoration:none;font-size:13px;font-weight:600;padding:6px 12px;
  border:1px solid var(--color-primary);border-radius:var(--radius-md);transition:all .15s;
}
.admin-link:hover{background:var(--c-blue-08)}
.logout-btn{
  border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text-2);border-radius:var(--radius-md);
  padding:7px 14px;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;font-family:var(--font-body);
}
.logout-btn:hover{border-color:var(--color-destructive);color:var(--color-destructive)}

/* ================= 上传面板 ================= */
.upload-controls{display:flex;align-items:center;gap:12px;margin-left:auto;flex-wrap:wrap}
.target-dir{font-size:13px;color:var(--color-text-2);display:inline-flex;align-items:center;gap:6px}
.target-dir-display{font-weight:600;color:var(--color-foreground);padding:4px 10px;background:var(--color-muted);border-radius:var(--radius-sm);font-size:12px}
.config-summary{
  border:1px dashed var(--color-primary);background:var(--c-blue-05);color:var(--color-primary);
  border-radius:var(--radius-md);padding:7px 12px;font-size:12px;font-family:var(--font-mono);cursor:pointer;transition:all .15s;
}
.config-summary:hover{background:var(--c-blue-12)}
.upload-dropdown{position:relative}
.pick-btn{
  display:inline-block;padding:10px 20px;border-radius:var(--radius-md);cursor:pointer;
  background:var(--color-primary);color:#fff;font-size:14px;font-weight:600;transition:all .2s ease;
}
.pick-btn:hover{background:#1d4ed8}
.upload-menu{
  position:absolute;top:calc(100% + 6px);right:0;min-width:180px;background:var(--color-surface);
  border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);
  padding:6px;display:none;z-index:60;
}
.upload-dropdown:hover .upload-menu,.upload-menu:hover{display:block}
.upload-menu-item{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);
  font-size:14px;color:var(--color-foreground);cursor:pointer;transition:background .15s;font-weight:500;
}
.upload-menu-item:hover{background:var(--color-muted);color:var(--color-primary)}
.upload-menu-icon{color:var(--color-primary)}

/* ================= 队列（qi-* 动态模板） ================= */
.queue{margin-top:var(--space-md);border-top:1px solid var(--color-border);padding-top:var(--space-md)}
.queue-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.queue-head span{font-size:14px;font-weight:600}
.queue-list{list-style:none;display:flex;flex-direction:column;gap:8px}
.queue-item{
  border:1px solid var(--color-border);border-radius:var(--radius-md);padding:10px 14px;background:var(--color-surface);
  transition:border-color .15s;
}
.queue-item.uploading{border-color:var(--color-primary)}
.queue-item.done{border-color:var(--c-green-b35)}
.queue-item.error{border-color:var(--c-red-b40)}
.queue-item.cancelled{opacity:.55}
.qi-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.qi-name{font-size:13px;font-weight:600;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qi-status{font-size:12px;font-weight:600}
.qi-status.uploading{color:var(--color-primary)}
.qi-status.done{color:var(--color-success)}
.qi-status.error{color:var(--color-destructive)}
.qi-progress{height:6px;background:var(--color-muted);border-radius:999px;overflow:hidden;margin-bottom:6px}
.qi-progress-fill{height:100%;background:var(--color-primary);border-radius:999px;transition:width .3s ease}
.qi-meta{font-size:11px;color:var(--color-text-2);display:flex;justify-content:space-between}
.qi-progress-text{font-family:var(--font-mono)}
.qi-actions{display:flex;gap:6px;margin-top:8px}
.qi-cancel{border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:4px 10px;font-size:12px;cursor:pointer;background:var(--color-surface);color:var(--color-text-2);transition:all .15s;font-family:var(--font-body)}
.qi-cancel:hover{border-color:var(--color-destructive);color:var(--color-destructive)}

/* ================= 文件库 ================= */
.files-head-ops{display:flex;align-items:center;margin-left:auto}
.selection-ops{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.selection-count{font-size:13px;color:var(--color-text-2);font-weight:500}
.files-tree-wrap{position:relative}
.breadcrumb{display:flex;align-items:center;gap:4px;flex-wrap:wrap;margin-bottom:12px;font-size:13px}
.crumb{
  color:var(--color-primary);cursor:pointer;text-decoration:none;padding:3px 8px;border-radius:var(--radius-sm);
  transition:background .15s;font-weight:500;
}
.crumb:hover{background:var(--c-blue-08)}
.crumb.current{color:var(--color-foreground);font-weight:600;cursor:default}
.crumb-root{font-weight:600}
.crumb-sep{color:var(--color-text-3);font-size:12px}
.file-tree{min-height:200px}
.tree-empty{padding:48px 16px;text-align:center;color:var(--color-text-3);font-size:14px}
.tree-empty-text{font-weight:600;color:var(--color-text-2)}
.tree-empty-hint{font-size:13px;margin-top:4px}
.tree-empty-actions{display:flex;gap:10px;justify-content:center;margin-top:14px}

/* file-tree 行（app.js 动态模板） */
.tree-row{
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-md);
  border:1px solid transparent;cursor:pointer;transition:background .12s ease,border-color .12s ease;
}
.tree-row:hover{background:var(--color-muted)}
.tree-row.selected{
  background:var(--c-blue-08);border-color:var(--c-blue-b30);
}
/* 路由定位高亮（MCP 记录点击） */
.tree-row.flash{animation:flashRow 2.6s ease}
@keyframes flashRow{
  0%,100%{background:var(--color-surface)}
  15%,40%{background:var(--c-blue-15);border-color:var(--c-blue-b35)}
}
.tree-row.dir .tree-icon{color:var(--color-primary)}
.tree-row.file .tree-icon{color:var(--color-accent)}
.tree-icon{
  width:32px;height:32px;border-radius:var(--radius-sm);flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-blue-09);font-size:16px;
}
.tree-row.file .tree-icon{background:var(--c-amber-10)}
.tree-name{flex:1;font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tree-meta{font-size:12px;color:var(--color-text-2);display:flex;gap:10px;font-family:var(--font-mono);flex-shrink:0}
.tree-meta .num{color:var(--color-text-2)}
.tree-meta .fstore{color:var(--color-primary);font-weight:600}
.row-check{
  width:16px;height:16px;border:2px solid var(--color-text-3);border-radius:4px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;transition:all .15s;font-size:11px;color:#fff;
}
.tree-row.selected .row-check{background:var(--color-primary);border-color:var(--color-primary)}
/* 骨架屏 */
.tree-skeleton{display:flex;align-items:center;gap:10px;padding:9px 12px}
.skel-icon{width:32px;height:32px;border-radius:var(--radius-sm);background:var(--color-muted);animation:pulse 1.4s ease-in-out infinite}
.skel-name{height:14px;width:40%;border-radius:4px;background:var(--color-muted);animation:pulse 1.4s ease-in-out infinite}
.skel-meta{height:12px;width:90px;border-radius:4px;background:var(--color-muted);animation:pulse 1.4s ease-in-out infinite 0.2s}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
/* 选择模式 */
#file-tree.selection-mode .tree-row{cursor:pointer}
#file-tree.selection-mode .tree-row:hover{background:var(--c-blue-06)}

/* ================= 右键菜单 ================= */
.ctx-menu{
  position:fixed;z-index:300;min-width:190px;background:var(--color-surface);border:1px solid var(--color-border);
  border-radius:var(--radius-md);box-shadow:var(--shadow-xl);padding:5px;
}
.ctx-item{
  display:block;width:100%;text-align:left;padding:9px 12px;border:none;background:none;cursor:pointer;
  font-size:13px;color:var(--color-foreground);border-radius:var(--radius-sm);transition:background .12s;
  font-family:var(--font-body);font-weight:500;
}
.ctx-item:hover{background:var(--c-blue-08);color:var(--color-primary)}
.ctx-item.danger{color:var(--color-destructive)}
.ctx-item.danger:hover{background:var(--c-red-08)}
.ctx-separator{height:1px;background:var(--color-border);margin:5px 8px}

/* ================= 模态框 ================= */
.modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center}
.modal-backdrop{position:absolute;inset:0;background:var(--color-scrim);backdrop-filter:blur(3px)}
.modal-card{
  position:relative;background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-xl);
  box-shadow:var(--shadow-xl);width:90%;max-width:480px;max-height:88vh;overflow-y:auto;
  animation:modalIn .18s ease;
}
@keyframes modalIn{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.modal-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.modal-head h3,.modal-head h2{font-family:var(--font-heading);font-size:18px;font-weight:600}
.modal-tag{
  font-size:12px;font-family:var(--font-mono);background:var(--c-blue-08);color:var(--color-primary);
  padding:3px 10px;border-radius:999px;max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.modal-desc{font-size:13px;color:var(--color-text-2);margin-bottom:14px;line-height:1.6}
.modal-input-label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.modal-input-wrap{margin-bottom:14px}
.modal-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:6px}
.modal-foot-right{justify-content:flex-end}
.modal-opts{display:flex;flex-direction:column;gap:8px;margin:6px 0 14px}
.opt-btn{
  display:flex;flex-direction:column;gap:2px;text-align:left;padding:12px 16px;border:1px solid var(--color-border);
  border-radius:var(--radius-md);background:var(--color-surface);cursor:pointer;transition:all .15s;font-family:var(--font-body);
}
.opt-btn strong{font-size:14px;font-weight:600;color:var(--color-foreground)}
.opt-btn span{font-size:12px;color:var(--color-text-2)}
.opt-btn:hover{border-color:var(--color-primary);background:var(--c-blue-04)}
.apply-all{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--color-text-2);cursor:pointer}
.apply-all input{accent-color:var(--color-primary);width:15px;height:15px}

/* ================= Toast ================= */
.toast-wrap{position:fixed;top:20px;right:20px;z-index:500;display:flex;flex-direction:column;gap:8px;max-width:380px}
.toast{
  background:var(--color-surface);border:1px solid var(--color-border);border-left:4px solid var(--color-primary);
  border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:12px 16px;font-size:14px;
  animation:toastIn .25s ease;display:flex;align-items:center;gap:8px;
}
.toast.ok{border-left-color:var(--color-success)}
.toast.err{border-left-color:var(--color-destructive)}
@keyframes toastIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:none}}

/* ================= 传输中心（右侧滑入抽屉，非弹窗） ================= */
.transfer-modal{position:fixed;inset:0;z-index:250;display:flex;justify-content:flex-end}
.transfer-backdrop{position:absolute;inset:0;background:var(--color-scrim);backdrop-filter:blur(3px)}
.transfer-panel{
  position:relative;background:var(--color-surface);box-shadow:var(--shadow-xl);
  width:min(460px,92vw);height:100%;display:flex;flex-direction:column;overflow:hidden;
  border-radius:0;animation:drawerIn .28s cubic-bezier(.22,.9,.35,1);
}
@keyframes drawerIn{from{transform:translateX(100%)}to{transform:none}}
.transfer-head{display:flex;align-items:center;gap:14px;padding:18px 24px;border-bottom:1px solid var(--color-border);flex-wrap:wrap}
.transfer-head h2{font-family:var(--font-heading);font-size:18px;font-weight:600}
.transfer-summary{font-size:13px;color:var(--color-text-2);font-family:var(--font-mono)}
.transfer-tools{display:flex;gap:8px;margin-left:auto;flex-wrap:wrap}
.transfer-list{overflow-y:auto;padding:16px 24px;display:flex;flex-direction:column;gap:8px}
/* 传输中心页面视图（非弹窗）适配 */
.transfer-view .transfer-list{padding:4px 0 0;max-height:calc(100vh - 280px)}
.transfer-view .transfer-tools{margin-left:auto}
.transfer-empty{text-align:center;padding:48px;color:var(--color-text-3);font-size:14px}
/* MCP / 外部上传记录区块 */
.transfer-mcp{margin-top:var(--space-lg);border-top:1px solid var(--color-border);padding-top:var(--space-md)}
.transfer-mcp-head{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;margin-bottom:10px}
.transfer-mcp-live{width:8px;height:8px;border-radius:50%;background:var(--color-text-3);transition:background .2s}
.transfer-mcp-live.on{background:var(--color-success);box-shadow:0 0 0 3px var(--c-green-15);animation:dotPulse 2.4s ease-in-out infinite}
.transfer-mcp-list{display:flex;flex-direction:column;gap:6px;max-height:30vh;overflow-y:auto}
.mcp-row{
  display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-sm);
  background:var(--color-muted);font-size:12px;animation:rowIn .18s ease;
  cursor:pointer;transition:background .15s,transform .12s ease;
}
.mcp-row:hover{background:var(--c-blue-08);transform:translateX(2px)}
.mcp-name{flex:1;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--color-primary)}
.mcp-size{font-family:var(--font-mono);color:var(--color-text-2);flex-shrink:0}
.mcp-tool{font-family:var(--font-mono);font-size:11px;color:var(--color-primary);background:var(--c-blue-10);padding:1px 8px;border-radius:999px;flex-shrink:0}
.mcp-user{color:var(--color-text-2);flex-shrink:0}
.mcp-time{font-family:var(--font-mono);font-size:11px;color:var(--color-text-3);flex-shrink:0}
.tf-row{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:12px 16px;background:var(--color-surface);transition:border-color .15s}
.tf-row:hover{border-color:var(--c-blue-b35)}
.tf-info{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.tf-name{font-size:14px;font-weight:600;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tf-status{font-size:12px;font-weight:600}
.tf-progress{height:6px;background:var(--color-muted);border-radius:999px;overflow:hidden;margin-bottom:8px}
.tf-fill{height:100%;background:var(--color-primary);border-radius:999px;transition:width .3s ease}
.tf-meta{display:flex;gap:16px;font-size:12px;color:var(--color-text-2);font-family:var(--font-mono);flex-wrap:wrap}
.tf-speed{color:var(--color-primary);font-weight:600}
.tf-eta{color:var(--color-text-2)}
.tf-pct{font-weight:600;color:var(--color-foreground)}
/* 实时速度曲线（sparkline，CSS 柱状） */
.tf-spark{
  display:flex;align-items:flex-end;gap:2px;height:26px;margin-top:2px;
  padding:2px 4px;border-radius:var(--radius-sm);background:var(--color-muted);
}
.tf-spark span{
  flex:1;min-width:2px;border-radius:1px;background:var(--color-primary);
  opacity:.85;transition:height .3s ease;animation:rowIn .18s ease;
}
/* 上传面板拖拽态（app.js classList.add('dragover')） */
.upload-panel{border:1px solid var(--color-border);transition:border-color .2s,background .2s}
.upload-panel.dragover{border-color:var(--color-primary);background:var(--c-blue-04);border-style:dashed}
/* 分享管理行内操作 */
.copy-share-link{border-color:var(--c-blue-b35);color:var(--color-primary)}
.copy-share-link:hover{background:var(--c-blue-08)}
.share-pwd-btn{color:var(--color-text-2)}
.delete-share{border-color:var(--c-red-b35);color:var(--color-destructive)}
.delete-share:hover{background:var(--c-red-06)}
/* 压缩包图标 */
.icon-archive{color:var(--color-accent)}
.tf-actions{display:flex;gap:6px;margin-top:10px;flex-wrap:wrap}
.tf-actions button{
  border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text-2);
  font-size:12px;padding:5px 10px;cursor:pointer;transition:all .15s;font-family:var(--font-body);
}
.tf-actions button:hover{border-color:var(--color-primary);color:var(--color-primary)}
.tf-actions button[data-act="cancel"]:hover,.tf-actions button[data-act="remove"]:hover{border-color:var(--color-destructive);color:var(--color-destructive)}

/* ================= 分享管理 ================= */
.share-manage-card{width:min(700px,94vw);max-width:none}
/* 分享管理页面视图（非弹窗）适配 */
.share-view .share-manage-list{max-height:calc(100vh - 280px);padding:4px 0 0;margin:0}
.share-view .modal-desc{flex:1;margin-left:var(--space-md)}
.share-manage-list{display:flex;flex-direction:column;gap:8px;max-height:50vh;overflow-y:auto;margin:6px 0 16px}
.share-item{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:12px 14px;background:var(--color-surface)}
.share-item-head{display:flex;align-items:center;gap:10px;margin-bottom:8px;flex-wrap:wrap}
.share-item-name{font-size:14px;font-weight:600;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.share-item-type{font-size:11px;padding:2px 8px;border-radius:999px;background:var(--color-muted);color:var(--color-text-2);font-weight:600}
.share-item-meta{font-size:12px;color:var(--color-text-2);font-family:var(--font-mono)}
.share-item-link{font-size:12px;color:var(--color-text-2);font-family:var(--font-mono);margin-bottom:10px;word-break:break-all}
.share-ops{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.op-btn{
  border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text-2);
  font-size:12px;font-weight:500;padding:5px 10px;cursor:pointer;transition:all .15s;font-family:var(--font-body);
}
.op-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}
.op-btn.danger,.op-btn.danger:hover{border-color:var(--c-red-b40);color:var(--color-destructive)}
.op-btn.danger:hover{background:var(--c-red-06)}
.share-status{font-size:11px;font-weight:600;padding:3px 10px;border-radius:999px;margin-left:auto}
.share-status.active{background:var(--c-green-10);color:var(--color-success)}
.share-status.expired{background:var(--color-muted);color:var(--color-text-3)}
.share-status.locked{background:var(--c-amber-12);color:var(--color-accent)}
.share-link-input{flex:1;font-family:var(--font-mono);font-size:12px;padding:7px 10px;border:1px solid var(--color-border);border-radius:var(--radius-sm);min-width:0}
.share-result{margin:10px 0;padding:12px;border:1px solid var(--c-blue-b25);background:var(--c-blue-05);border-radius:var(--radius-md)}
.share-link-wrap{display:flex;gap:8px}
.share-hint{font-size:12px;color:var(--color-text-2);margin-top:8px}
/* 回收站 */
.restore-trash,.permanent-delete-trash{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text-2);font-size:12px;padding:5px 10px;cursor:pointer;transition:all .15s;font-family:var(--font-body)}
.restore-trash{border-color:var(--c-blue-b35);color:var(--color-primary)}
.restore-trash:hover{background:var(--c-blue-08)}
.permanent-delete-trash{border-color:var(--c-red-b35);color:var(--color-destructive)}
.permanent-delete-trash:hover{background:var(--c-red-06)}
.loading,.empty-state{text-align:center;padding:32px;color:var(--color-text-3);font-size:14px}
/* batch move */
.batch-move-loading,.batch-move-empty{text-align:center;padding:24px;color:var(--color-text-3);font-size:13px}
.batch-move-path{font-size:13px;font-weight:600;color:var(--color-foreground);margin-bottom:8px;font-family:var(--font-mono)}
.batch-move-item{
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-md);
  cursor:pointer;transition:background .12s;font-size:14px;border:1px solid transparent;
}
.batch-move-item:hover{background:var(--color-muted)}
.batch-move-item.active{border-color:var(--color-primary);background:var(--c-blue-06);font-weight:600}

/* ================= 设置 ================= */
.settings-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--color-border)}
.settings-row:last-child{border-bottom:none}
.settings-label{font-size:14px;font-weight:500}
.settings-desc{font-size:12px;color:var(--color-text-2);margin-top:2px}
/* 设置页主题 tab */
.settings-tabs{
  display:flex;gap:4px;margin-bottom:16px;padding:4px;border-radius:var(--radius-md);
  background:var(--color-muted);width:fit-content;
}
.settings-tab{
  border:none;background:transparent;padding:8px 16px;border-radius:var(--radius-sm);
  font-size:13px;font-weight:600;color:var(--color-text-2);cursor:pointer;
  transition:background .15s,color .15s;font-family:var(--font-body);
}
.settings-tab:hover{color:var(--color-primary)}
.settings-tab.active{background:var(--color-surface);color:var(--color-primary);box-shadow:var(--shadow-sm)}
.space-manage-toggle{display:inline-flex;align-items:center;gap:4px;flex-shrink:0}
.space-manage-toggle .space-manage-arrow{font-size:11px;transition:transform .2s ease;color:var(--color-primary)}
.space-manage-body-card{
  margin-top:14px;padding:14px;border:1px solid var(--color-border);
  border-radius:var(--radius-md);background:var(--color-muted);
}
.space-manage-body-card .share-item{background:var(--color-surface)}
.settings-row select{
  padding:8px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:13px;
  background:var(--color-surface);cursor:pointer;font-family:var(--font-body);min-width:160px;
}
.settings-row select:focus{border-color:var(--color-primary);outline:none}

/* ================= 编辑器 ================= */
.editor-type-row{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:14px}
.editor-type-item{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600}
.editor-type-item select{
  border:1px solid var(--color-border);border-radius:var(--radius-md);padding:8px 10px;font-size:13px;
  background:var(--color-surface);font-family:var(--font-body);cursor:pointer;font-weight:400;
}
.editor-type-item select:focus{border-color:var(--color-primary);outline:none}

/* ================= 预览 ================= */
.preview-modal .modal-card{width:min(920px,94vw);max-width:none;padding:0;overflow:hidden;display:flex;flex-direction:column}
.preview-card{width:min(920px,94vw);max-width:none;padding:0;overflow:hidden;display:flex;flex-direction:column}
.preview-head{display:flex;align-items:center;gap:12px;padding:14px 20px;border-bottom:1px solid var(--color-border)}
.preview-name{flex:1;font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.preview-toolbar{display:flex;gap:6px;align-items:center}
.preview-toolbar select{
  border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:5px 8px;font-size:12px;
  background:var(--color-surface);cursor:pointer;font-family:var(--font-body);
}
.preview-body{flex:1;padding:20px;overflow:auto;min-height:300px;max-height:65vh;line-height:1.7}
.preview-body img{max-width:100%;border-radius:var(--radius-md);cursor:zoom-in}
.preview-body img.zoomed{cursor:zoom-out;transform:scale(1.6)}
.preview-body iframe{width:100%;height:60vh;border:none;border-radius:var(--radius-md);background:var(--color-surface)}
.preview-loading{text-align:center;padding:48px;color:var(--color-text-3)}
.preview-empty{text-align:center;padding:48px;color:var(--color-text-3)}
.markdown-body{font-size:15px;line-height:1.7}
.markdown-body h1,.markdown-body h2,.markdown-body h3{margin:16px 0 8px;line-height:1.4}
.markdown-body p{margin:8px 0}
.markdown-body pre{background:var(--color-muted);padding:14px;border-radius:var(--radius-md);overflow-x:auto;font-family:var(--font-mono);font-size:13px}
.markdown-body code{font-family:var(--font-mono);font-size:13px}
.markdown-body img{max-width:100%}
.markdown-body blockquote{border-left:3px solid var(--color-primary);padding-left:12px;color:var(--color-text-2);margin:10px 0}
.video-preview-wrap{position:relative}
.video-preview-wrap video{width:100%;max-height:60vh;border-radius:var(--radius-md);background:#000}
.transcode-progress{position:absolute;inset:0;background:rgba(15,23,42,.72);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;border-radius:var(--radius-md);color:#fff}
.transcode-spinner{width:34px;height:34px;border:3px solid rgba(255,255,255,.25);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.transcode-text{font-size:14px;font-weight:500}
.transcode-hint{font-size:12px;opacity:.75}
.csv-table-wrap{overflow-x:auto}
.csv-table{border-collapse:collapse;font-size:13px;width:100%}
.csv-table th,.csv-table td{border:1px solid var(--color-border);padding:8px 12px;text-align:left}
.csv-table th{background:var(--color-muted);font-weight:600}

/* ================= 压缩包预览 ================= */
.archive-list{border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;margin-bottom:12px}
.archive-list-head{padding:10px 14px;border-bottom:1px solid var(--color-border);font-size:13px;color:var(--color-text-2);display:flex;justify-content:space-between}
.archive-list-body{max-height:40vh;overflow-y:auto}
.archive-footer{padding:10px 14px;border-top:1px solid var(--color-border);display:flex;justify-content:flex-end;gap:8px}
.archive-row{display:flex;align-items:center;gap:10px;padding:9px 14px;cursor:pointer;transition:background .12s;font-size:13px}
.archive-row:hover{background:var(--color-muted)}
.archive-dir-row{display:flex;align-items:center;gap:10px;padding:9px 14px;cursor:pointer;transition:background .12s;font-size:13px;color:var(--color-primary);font-weight:500}
.archive-dir-row:hover{background:var(--c-blue-06)}
.archive-arrow{color:var(--color-primary);font-family:var(--font-mono)}
.archive-arrow-placeholder{width:14px;display:inline-block}
.archive-icon{color:var(--color-accent)}
.archive-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.archive-size{font-size:12px;color:var(--color-text-2);font-family:var(--font-mono)}
.archive-ops{display:flex;gap:6px}
.archive-sub{color:var(--color-text-3);font-size:12px;margin-left:auto}
.archive-op-btn{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text-2);font-size:12px;padding:5px 10px;cursor:pointer;transition:all .15s;font-family:var(--font-body)}
.archive-op-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}
.archive-preview-back{display:flex;align-items:center;gap:8px;padding:8px 12px;margin-bottom:10px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);cursor:pointer;font-size:13px;color:var(--color-text-2);transition:all .15s;font-family:var(--font-body)}
.archive-preview-back:hover{border-color:var(--color-primary);color:var(--color-primary)}
.archive-preview-name{font-size:13px;color:var(--color-text-2);margin-bottom:8px;font-family:var(--font-mono)}
.archive-preview-iframe{width:100%;height:60vh;border:none;border-radius:var(--radius-md);background:var(--color-surface)}

/* ================= 认证页（login/register/forgot/reset/activate） ================= */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px 16px;background:var(--color-background)}
/* === 登录页：左右分栏（左产品介绍 + 右表单） === */
.login-wrap{display:flex;align-items:center;justify-content:center;gap:64px;flex-wrap:wrap}
.login-hero{
  flex:1 1 380px;max-width:480px;color:var(--color-foreground);
  animation:fadeUp .6s ease both;
}
.login-hero-brand .login-logo{width:56px;height:56px;display:block;margin-bottom:10px;filter:drop-shadow(0 4px 14px var(--c-blue-25))}
.login-hero-brand h1{font-family:var(--font-heading);font-size:34px;font-weight:700;letter-spacing:.5px}
.login-hero-slogan{font-size:14px;color:var(--color-text-2);margin:6px 0 22px}
.login-hero-feats{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.login-hero-feats li{display:flex;align-items:flex-start;gap:12px;animation:fadeUp .5s ease both}
.login-hero-feats li:nth-child(1){animation-delay:.12s}
.login-hero-feats li:nth-child(2){animation-delay:.22s}
.login-hero-feats li:nth-child(3){animation-delay:.32s}
.login-hero-feats li:nth-child(4){animation-delay:.42s}
.login-hero-feats li:nth-child(5){animation-delay:.52s}
.login-hero-feats .feat-ic{
  width:38px;height:38px;flex-shrink:0;border-radius:var(--radius-md);
  background:var(--color-muted);border:1px solid var(--color-border);
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.login-hero-feats strong{display:block;font-size:14px;font-weight:600}
.login-hero-feats small{font-size:12.5px;color:var(--color-text-2);line-height:1.45}
.login-hero-foot{margin-top:24px;font-family:var(--font-mono);font-size:11px;letter-spacing:1.2px;color:var(--color-text-3)}
/* 数据亮点统计区 */
.login-hero-stats{
  display:flex;gap:10px;flex-wrap:wrap;margin-top:26px;
}
.login-hero-stats>div{
  flex:1 1 90px;padding:12px 10px;text-align:center;
  background:var(--color-muted);border:1px solid var(--color-border);
  border-radius:var(--radius-md);animation:fadeUp .5s ease both;
}
.login-hero-stats>div:nth-child(1){animation-delay:.58s}
.login-hero-stats>div:nth-child(2){animation-delay:.66s}
.login-hero-stats>div:nth-child(3){animation-delay:.74s}
.login-hero-stats>div:nth-child(4){animation-delay:.82s}
.login-hero-stats strong{display:block;font-size:20px;font-weight:700;font-family:var(--font-heading);color:var(--color-primary);line-height:1.1}
.login-hero-stats span{font-size:11.5px;color:var(--color-text-2)}
/* 安全认证徽章 */
.login-hero-sec{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;
}
.login-hero-sec .sec-item{
  display:inline-flex;align-items:center;gap:6px;padding:6px 11px;
  border:1px solid var(--color-border);border-radius:999px;
  font-size:12px;color:var(--color-text-2);background:var(--color-muted);
  animation:fadeUp .5s ease both;animation-delay:.9s;
}
.login-hero-sec .sec-item svg{color:var(--color-success)}
/* ================= 登录页 Redesign（参考 filesync_redesign 深色玻璃拟态） ================= */
/* 完全参考参考文件：body overflow-hidden，页面无滚动条（垂直/水平都裁剪） */
.lr-body{overflow:hidden;background:#0B1120}
.login-redesign{
  min-height:100vh;max-width:1280px;margin:0 auto;padding:48px 32px;
  display:flex;align-items:center;justify-content:center;gap:64px;position:relative;z-index:1;
  flex-wrap:wrap;overflow:hidden;
}
.bg-glow{position:absolute;width:600px;height:600px;background:radial-gradient(circle,rgba(59,130,246,.12) 0%,rgba(11,17,32,0) 70%);border-radius:50%;z-index:0;pointer-events:none}
.bg-glow-purple{background:radial-gradient(circle,rgba(139,92,246,.08) 0%,rgba(11,17,32,0) 70%)}
/* 左栏 */
.lr-left{flex:1 1 540px;max-width:640px;display:flex;flex-direction:column;gap:28px}
.lr-header{display:flex;align-items:center;gap:14px}
.lr-logo{
  width:52px;height:52px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#3B82F6,#1D4ED8);box-shadow:0 10px 24px -6px rgba(59,130,246,.45);
}
.lr-title{font-family:var(--font-heading);font-size:40px;font-weight:700;letter-spacing:-.5px;color:#fff}
.lr-slogan{font-size:17px;color:#94A3B8;margin:-14px 0 0}
/* Bento 功能卡 */
.lr-bento{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.lr-feat{
  background:rgba(255,255,255,.02);border:1px solid rgba(255,255,255,.06);border-radius:16px;
  padding:18px;transition:all .3s ease;position:relative;
}
.lr-feat:hover{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.16);transform:translateY(-2px)}
.lr-feat-ic{color:#60A5FA;margin-bottom:10px;display:block}
.lr-feat h3{font-size:14.5px;font-weight:600;color:#F3F4F6;margin-bottom:6px}
.lr-feat p{font-size:13px;color:#94A3B8;line-height:1.55}
/* AI 卡：跨 2 列 + 渐变光晕 */
.lr-feat-ai{
  grid-column:1 / -1;display:flex;align-items:center;gap:16px;
  background:rgba(15,23,42,.85);border-color:rgba(148,163,184,.25);
}
.lr-feat-ai::before{
  content:'';position:absolute;inset:-1px;border-radius:inherit;z-index:-1;
  background:linear-gradient(45deg,#3B82F6,#8B5CF6,#EC4899);opacity:.35;filter:blur(8px);
  transition:opacity .3s;
}
.lr-feat-ai:hover::before{opacity:.7}
.lr-highlight{
  position:absolute;top:14px;right:16px;padding:3px 10px;border-radius:999px;font-size:10px;
  letter-spacing:1px;text-transform:uppercase;color:#D8B4FE;font-weight:600;
  background:linear-gradient(90deg,rgba(59,130,246,.2),rgba(139,92,246,.2));border:1px solid rgba(168,85,247,.3);
}
.lr-feat-ai-ic{width:46px;height:46px;border-radius:12px;background:rgba(139,92,246,.12);display:flex;align-items:center;justify-content:center;color:#A78BFA;flex-shrink:0}
.lr-gradient-text{background:linear-gradient(to right,#60A5FA,#A78BFA);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.lr-feat-ai p{padding-right:60px;margin:0}
/* 指标横排 */
.lr-metrics{display:flex;flex-wrap:wrap;gap:36px;padding:18px 0;border-top:1px solid rgba(255,255,255,.06);border-bottom:1px solid rgba(255,255,255,.06)}
.lr-metric-num{font-size:26px;font-weight:700;color:#fff;font-family:var(--font-heading)}
.lr-metric-unit{font-size:16px;font-weight:500;color:#94A3B8;margin-left:2px}
.lr-metric-label{font-size:12px;color:#64748B;margin-top:3px}
/* 安全胶囊 */
.lr-sec{display:flex;flex-wrap:wrap;gap:10px}
.lr-sec-item{
  display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border-radius:999px;
  background:rgba(30,41,59,.5);border:1px solid rgba(51,65,85,.5);font-size:12px;color:#94A3B8;
}
.lr-sec-item svg{color:#4ADE80}
/* 右栏玻璃卡片 */
.lr-right{flex:0 1 420px;width:100%;max-width:420px;position:relative}
.glass-card{
  position:relative;z-index:1;padding:38px 36px 30px;border-radius:24px;
  background:rgba(17,24,39,.7);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border:1px solid rgba(255,255,255,.08);box-shadow:0 25px 50px -12px rgba(0,0,0,.7);
  color:#F3F4F6;
}
.glass-decor{position:absolute;top:0;right:40px;width:96px;height:2px;background:linear-gradient(to right,#3B82F6,transparent);opacity:.8}
.gc-head{text-align:center;margin-bottom:26px}
.gc-head h2{font-size:24px;font-weight:600;color:#fff;margin-bottom:6px;letter-spacing:.3px}
.gc-head p{font-size:13px;color:#94A3B8}
.gc-form{display:flex;flex-direction:column;gap:18px}
.gc-form .form-field label{display:block;font-size:13px;font-weight:500;color:#CBD5E1;margin:0 0 6px 4px}
.gc-input{position:relative;display:flex;align-items:center}
.gc-input svg{position:absolute;left:15px;color:#64748B;pointer-events:none}
.gc-input input{
  width:100%;background:rgba(11,17,32,.8);border:1px solid rgba(71,85,105,.6);border-radius:12px;
  padding:13px 14px 13px 44px;color:#fff;font-size:14px;transition:border-color .2s,box-shadow .2s;font-family:var(--font-body);
}
.gc-input input::placeholder{color:#475569}
.gc-input input:focus{outline:none;border-color:#3B82F6;box-shadow:0 0 0 3px rgba(59,130,246,.25)}
.glass-card .login-btn{
  width:100%;margin-top:4px;padding:14px;border:none;border-radius:12px;cursor:pointer;
  background:#3B82F6;color:#fff;font-size:15px;font-weight:600;font-family:var(--font-body);
  box-shadow:0 4px 20px rgba(59,130,246,.3);transition:all .3s;
}
.glass-card .login-btn:hover{background:#3B82F6;transform:translateY(-2px);box-shadow:0 6px 25px rgba(59,130,246,.5)}
.glass-card .login-btn:active{transform:scale(.98)}
.glass-card .login-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.glass-card .login-links{margin-top:22px;display:flex;justify-content:center;align-items:center;gap:14px;font-size:14px}
.glass-card .login-links a{color:#60A5FA;text-decoration:none;transition:color .2s}
.glass-card .login-links a:hover{color:#93C5FD}
.glass-card .login-links .dot-sep{color:#334155}
.gc-foot{margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.06);text-align:center;display:flex;flex-direction:column;gap:14px;align-items:center}
.gc-mono{font-family:var(--font-mono);font-size:10px;letter-spacing:2px;color:#64748B}
.gc-foot .auth-back-home{font-size:12px;color:#64748B;text-decoration:none;border-bottom:1px dashed #475569;padding-bottom:2px;transition:color .2s}
.gc-foot .auth-back-home:hover{color:#CBD5E1;border-color:#94A3B8}
.gc-blob{
  position:absolute;top:40px;right:-40px;width:100%;height:100%;z-index:0;
  background:linear-gradient(135deg,rgba(59,130,246,.1),rgba(139,92,246,.1));border-radius:24px;
  filter:blur(40px);transform:rotate(6deg);
}
/* 登录页表单错误/提示样式（深色适配） */
.login-redesign .login-notice{background:rgba(30,41,59,.6);border:1px solid rgba(71,85,105,.4);color:#CBD5E1}
.login-redesign .login-error{background:rgba(127,29,29,.35);border:1px solid rgba(248,113,113,.35);color:#FCA5A5}
@media (max-width:960px){
  .login-redesign{gap:36px}
  .lr-bento{grid-template-columns:1fr}
  .lr-feat-ai{grid-column:auto}
}
/* 右侧表单：整体右移，卡片入场动画 */
.login-side{
  flex:0 1 430px;width:100%;max-width:430px;
  animation:slideIn .55s ease both;animation-delay:.15s;
}
.login-side .login-card{box-shadow:var(--shadow-lg);border-radius:var(--radius-xl)}
.login-brand .login-logo{width:48px;height:48px;margin:0 auto 12px;display:block}
/* 登录页入场动画 */
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes slideIn{from{opacity:0;transform:translateX(26px)}to{opacity:1;transform:none}}
.login-card{width:100%;max-width:430px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);padding:36px 36px 28px}
.login-brand{text-align:center;margin-bottom:24px}
.login-brand .login-logo{width:48px;height:48px;margin:0 auto 12px;display:block}
.login-brand h2{font-family:var(--font-heading);font-size:22px;font-weight:700}
.login-brand p{font-size:13px;color:var(--color-text-2);margin-top:4px}
.login-notice{
  display:none;padding:11px 14px;border-radius:var(--radius-md);font-size:13px;margin-bottom:14px;line-height:1.5;
}
.login-notice.show{display:block}
.login-notice.success{background:var(--c-green-08);border:1px solid var(--c-green-b25);color:var(--color-success)}
.login-notice.error{background:var(--c-red-06);border:1px solid var(--c-red-b25);color:var(--color-destructive)}
.login-error,.login-success{
  display:none;padding:11px 14px;border-radius:var(--radius-md);font-size:13px;margin-bottom:14px;line-height:1.5;
}
.login-error.show{
  display:block;background:var(--c-red-06);border:1px solid var(--c-red-b25);color:var(--color-destructive);
}
.login-success.show{
  display:block;background:var(--c-green-08);border:1px solid var(--c-green-b25);color:var(--color-success);
}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.form-field input{
  width:100%;padding:12px 14px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:16px;
  background:var(--color-surface);color:var(--color-foreground);transition:border-color .2s ease,box-shadow .2s ease;font-family:var(--font-body);
}
.form-field input:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 3px var(--c-blue-13)}
.code-input{letter-spacing:6px;font-family:var(--font-mono);text-align:center;font-size:18px}
.login-btn{
  width:100%;border:none;border-radius:var(--radius-md);background:var(--color-primary);color:#fff;
  padding:13px 20px;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s ease;font-family:var(--font-body);
  margin-top:4px;
}
.login-btn:hover{background:#1d4ed8;transform:translateY(-1px)}
.login-btn:active{transform:scale(.98)}
.login-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.login-links{display:flex;justify-content:center;gap:20px;margin-top:18px}
.login-links a{font-size:13px;color:var(--color-primary);text-decoration:none;font-weight:500}
.login-links a:hover{text-decoration:underline}
.login-footer{text-align:center;font-size:12px;color:var(--color-text-3);margin-top:20px;line-height:1.8}
/* 深色分割按钮（登录提示条） */
.auth-back-home{display:inline-block;margin-top:14px;font-size:13px;color:var(--color-text-2);text-decoration:none}
.auth-back-home:hover{color:var(--color-primary)}

/* ================= activate 页（JS 全渲染） ================= */
.status-icon{margin:0 auto 16px;width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.status-icon.success{background:var(--c-green-10);color:var(--color-success)}
.status-icon.error{background:var(--c-red-10);color:var(--color-destructive)}
.status-icon.loading{background:var(--color-muted);color:var(--color-text-2)}
.status-title{font-family:var(--font-heading);font-size:20px;font-weight:700;text-align:center;margin-bottom:10px}
.status-message{font-size:14px;color:var(--color-text-2);text-align:center;line-height:1.7}
.action-btn{
  display:block;margin:20px auto 0;border:none;border-radius:var(--radius-md);background:var(--color-primary);
  color:#fff;padding:12px 28px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;font-family:var(--font-body);
}
.action-btn:hover{background:#1d4ed8}
.action-link{display:inline-block;margin-top:14px;font-size:13px;color:var(--color-primary);text-decoration:none}
.action-link:hover{text-decoration:underline}
.resend-form{margin-top:16px;text-align:center}
.resend-form input{width:100%;padding:11px 14px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:14px;margin-bottom:10px;font-family:var(--font-body)}
.resend-form input:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 3px var(--c-blue-13)}
.resend-btn{width:100%;border:1px solid var(--color-primary);background:none;color:var(--color-primary);border-radius:var(--radius-md);padding:10px;font-size:14px;font-weight:600;cursor:pointer;transition:all .15s;font-family:var(--font-body)}
.resend-btn:hover{background:var(--c-blue-06)}
/* ================= 暗色主题（theme.js 按国内时间 UTC+8 设置 html[data-theme="dark"]） ================= */
:root[data-theme="dark"]{
  --color-primary:#3B82F6; --color-on-primary:#FFFFFF;
  --color-secondary:#60A5FA; --color-accent:#F59E0B;
  --color-background:#0B1220; --color-foreground:#E2E8F0;
  --color-muted:#16203A; --color-border:#2A3654;
  --color-destructive:#F87171; --color-ring:#3B82F6;
  --color-success:#4ADE80; --color-warning:#F59E0B;
  --color-surface:#0F172A; --color-text-2:#94A3B8; --color-text-3:#64748B;
  --color-glass:rgba(15,23,42,.85); --color-scrim:rgba(0,0,0,.62);
  --c-blue-04:rgba(59,130,246,.10); --c-blue-05:rgba(59,130,246,.12);
  --c-blue-06:rgba(59,130,246,.14); --c-blue-08:rgba(59,130,246,.16);
  --c-blue-09:rgba(59,130,246,.18); --c-blue-10:rgba(59,130,246,.20);
  --c-blue-12:rgba(59,130,246,.24); --c-blue-13:rgba(59,130,246,.28);
  --c-blue-15:rgba(59,130,246,.30); --c-blue-18:rgba(59,130,246,.34);
  --c-blue-b25:rgba(59,130,246,.40); --c-blue-b30:rgba(59,130,246,.45);
  --c-blue-b35:rgba(59,130,246,.50);
  --c-green-08:rgba(74,222,128,.14); --c-green-10:rgba(74,222,128,.16);
  --c-green-15:rgba(74,222,128,.22); --c-green-b25:rgba(74,222,128,.35);
  --c-green-b35:rgba(74,222,128,.50);
  --c-red-06:rgba(248,113,113,.12); --c-red-08:rgba(248,113,113,.14);
  --c-red-10:rgba(248,113,113,.16); --c-red-15:rgba(248,113,113,.22);
  --c-red-b25:rgba(248,113,113,.35); --c-red-b35:rgba(248,113,113,.50);
  --c-red-b40:rgba(248,113,113,.60);
  --c-amber-10:rgba(245,158,11,.16); --c-amber-12:rgba(245,158,11,.20);
  --c-amber-b40:rgba(245,158,11,.55);
  --shadow-sm:0 1px 2px rgba(0,0,0,.40);
  --shadow-md:0 4px 6px rgba(0,0,0,.45);
  --shadow-lg:0 10px 15px rgba(0,0,0,.50);
  --shadow-xl:0 20px 25px rgba(0,0,0,.55);
}
/* 主按钮 hover：#1d4ed8 对暗色 primary(#3B82F6) 太暗，改用 #2563EB */
:root[data-theme="dark"] .primary-btn:hover,
:root[data-theme="dark"] .btn-primary:hover,
:root[data-theme="dark"] .pick-btn:hover,
:root[data-theme="dark"] .login-btn:hover,
:root[data-theme="dark"] .action-btn:hover{background:#2563EB}
@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}

/* ================= 响应式 ================= */
@media(max-width:1024px){
  .sidebar{display:none}
  .v2-top{margin-left:0}
  .v2-topbar{left:0}
  .v2-layout{display:block}
  .v2-main{margin-left:0;padding:calc(var(--topbar-h) + var(--space-lg)) var(--space-lg) var(--space-lg)}
  .v2-content{padding-top:calc(var(--topbar-h) + var(--space-md))}
  .v2-topbar{padding:0 var(--space-lg)}
  .upload-controls{width:100%;margin-left:0}
  .tree-meta{display:none}
}
@media(max-width:640px){
  :root{--topbar-h:56px}
  .v2-topbar{padding:0 var(--space-md)}
  .user-info .storage,.health-meta{display:none}
  .panel{padding:var(--space-md)}
  .login-card{padding:28px 22px 22px;border:none;box-shadow:none}
  .login-wrap{background:var(--color-surface)}
  .transfer-tools{width:100%}
  .tf-meta{flex-wrap:wrap;gap:8px}
}

/* ================= 动画增强（v2 polish） ================= */
/* Toast 出场（app.js 在移除前加 .leaving） */
.toast.leaving{animation:toastOut .28s ease forwards}
@keyframes toastOut{to{opacity:0;transform:translateX(24px)}}

/* 右键菜单入场 */
.ctx-menu{animation:menuIn .14s ease}
@keyframes menuIn{from{opacity:0;transform:translateY(6px) scale(.98)}to{opacity:1;transform:none}}

/* 文件树行 hover 微交互：轻微右移 + 图标缩放 */
.tree-row{transition:background .12s ease,border-color .12s ease,transform .12s ease}
.tree-row:hover{transform:translateX(2px)}
.tree-row .tree-icon{transition:transform .15s ease}
.tree-row:hover .tree-icon{transform:scale(1.08)}

/* 文件树行入场（列表刷新时轻微浮现，克制不夸张） */
.tree-row{animation:rowIn .18s ease}
@keyframes rowIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

/* 健康状态呼吸（柔和状态指示，非刺眼闪烁） */
.health.healthy .dot,.health.healthy .health-dot{animation:dotPulse 2.4s ease-in-out infinite}
@keyframes dotPulse{
  0%,100%{box-shadow:0 0 0 3px var(--c-green-15)}
  50%{box-shadow:0 0 0 5px var(--c-green-10)}
}

/* 上传拖拽态：边框脉冲强化反馈 */
.upload-panel.dragover{animation:dragPulse 1.2s ease-in-out infinite}
@keyframes dragPulse{
  0%,100%{border-color:var(--color-primary);box-shadow:0 0 0 0 var(--c-blue-10)}
  50%{border-color:var(--color-primary);box-shadow:0 0 0 5px var(--c-blue-08)}
}

/* 上传进度条扫光（进行中光泽反馈） */
.qi-progress-fill,.tf-fill{position:relative;overflow:hidden}
.qi-progress-fill::after,.tf-fill::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.45),transparent);
  animation:shimmer 1.6s ease-in-out infinite;
}
@keyframes shimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}

/* 空状态图标柔和浮动 */
.tree-empty svg{animation:floatY 3s ease-in-out infinite}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}