:root{
  --bg:#f4f6fa; --panel:#ffffff; --panel-2:#fafbfd; --line:#e3e8f0; --line-2:#eef1f6;
  --text:#1f2733; --muted:#6b7787; --brand:#2f6bff; --brand-dark:#1f52d0;
  --ok:#12a150; --ok-bg:#e8f7ee; --warn:#c8871a; --warn-bg:#fdf5e4;
  --info:#2f6bff; --info-bg:#eaf1ff; --danger:#d93b3b; --danger-bg:#fdecec; --gray-bg:#eef1f6;
  --radius:10px; --shadow:0 1px 2px rgba(24,39,75,.06), 0 8px 24px rgba(24,39,75,.06);
  --mono: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);
  font:14px/1.6 "PingFang SC","Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif}
.hidden{display:none !important}
a{color:var(--brand);text-decoration:none}
h1,h2,h3,h4{margin:0}

/* ---------- 登录 ---------- */
.login-wrap{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px;
  background:linear-gradient(135deg,#eef3ff 0%,#f7f9fd 45%,#eef7f3 100%)}
.login-card{width:380px;background:var(--panel);border:1px solid var(--line);border-radius:16px;
  padding:32px 30px 26px;box-shadow:var(--shadow)}
.login-card h1{font-size:22px;letter-spacing:1px}
.login-card .sub{color:var(--muted);margin:6px 0 22px;font-size:12.5px}
.login-card label{display:block;margin-bottom:14px;font-size:13px;color:var(--muted)}
.login-card input{width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--line);
  border-radius:8px;font-size:14px;color:var(--text);background:var(--panel-2)}
.login-card input:focus{outline:none;border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 3px rgba(47,107,255,.12)}
.demo-tip{margin-top:20px;padding-top:16px;border-top:1px dashed var(--line)}
.tip-title{font-size:12px;color:var(--muted);margin-bottom:8px}
.demo-acc{display:block;width:100%;text-align:left;margin-bottom:6px;padding:7px 10px;font-size:12.5px;
  border:1px solid var(--line);background:var(--panel-2);border-radius:7px;color:var(--muted);cursor:pointer}
.demo-acc:hover{border-color:var(--brand);color:var(--brand);background:#fff}
.login-error{color:var(--danger);font-size:13px;min-height:20px;margin-top:10px;text-align:center}

/* ---------- 布局 ---------- */
.app{display:flex;height:100vh}
.sidebar{width:216px;flex:0 0 216px;background:#101a2c;color:#c9d4e6;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:9px;padding:18px 18px 16px;font-weight:600;color:#fff;font-size:15px}
.brand .dot{width:9px;height:9px;border-radius:50%;background:#4d8dff;box-shadow:0 0 0 4px rgba(77,141,255,.18)}
#nav{flex:1;padding:6px 10px;overflow:auto}
#nav .nav-group{font-size:11px;color:#5d6d85;padding:14px 8px 6px;letter-spacing:.5px}
#nav button{display:flex;align-items:center;gap:9px;width:100%;padding:9px 11px;margin-bottom:3px;border:0;
  background:transparent;color:#c9d4e6;font-size:13.5px;border-radius:8px;cursor:pointer;text-align:left;font-family:inherit}
#nav button:hover{background:#1a2740;color:#fff}
#nav button.active{background:#22406f;color:#fff}
#nav .badge{margin-left:auto;background:#d93b3b;color:#fff;border-radius:9px;padding:1px 7px;font-size:11px}
.side-foot{padding:12px;border-top:1px solid #1c2a44}
.who{display:flex;align-items:center;gap:8px;margin-bottom:9px;font-size:13px;color:#e6ecf7}
.role-chip{font-size:11px;padding:1px 7px;border-radius:20px;background:#22406f;color:#9dc0ff}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{height:58px;flex:0 0 58px;background:var(--panel);border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;padding:0 22px}
.topbar h2{font-size:16px;font-weight:600}
.topbar-right{display:flex;gap:10px;align-items:center;font-size:13px;color:var(--muted)}
.content{flex:1;overflow:auto;padding:20px 22px 40px}

/* ---------- 通用组件 ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow)}
.card + .card{margin-top:14px}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;gap:12px}
.card-head h3{font-size:14.5px;font-weight:600}
.card-head .hint{font-size:12px;color:var(--muted)}
.grid{display:grid;gap:14px}
.grid.c2{grid-template-columns:1fr 1fr}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1200px){.grid.c3,.grid.c4{grid-template-columns:repeat(2,1fr)}}
.btn{padding:7px 14px;border:1px solid var(--line);background:#fff;color:var(--text);border-radius:8px;
  cursor:pointer;font-size:13px;font-family:inherit;transition:.12s}
.btn:hover{border-color:#c9d4e6;background:var(--panel-2)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn.ok{background:var(--ok);border-color:var(--ok);color:#fff}
.btn.ok:hover{filter:brightness(.94)}
.btn.danger{background:#fff;border-color:#f0c2c2;color:var(--danger)}
.btn.danger:hover{background:var(--danger-bg)}
.btn.ghost{background:transparent;border-color:#2a3c5c;color:#c9d4e6}
.btn.ghost:hover{background:#1a2740}
.btn.small{padding:4px 10px;font-size:12.5px}
.btn.block{width:100%;padding:10px}
.btn:disabled{opacity:.5;cursor:not-allowed}
input[type=text],input[type=password],input[type=search],select,textarea{
  width:100%;padding:8px 11px;border:1px solid var(--line);border-radius:8px;font-size:13.5px;
  font-family:inherit;color:var(--text);background:#fff}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(47,107,255,.1)}
textarea{resize:vertical;line-height:1.7}
.field{margin-bottom:12px}
.field label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:5px}
.row{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.row > *{flex:1;min-width:150px}
.row .auto{flex:0 0 auto;min-width:0}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;font-weight:600;color:var(--muted);background:var(--panel-2);
  padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:8px 10px;border-bottom:1px solid var(--line-2);vertical-align:middle}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:#fbfcfe}
.table-wrap{overflow:auto;border:1px solid var(--line-2);border-radius:8px}
.tag{display:inline-block;padding:1px 8px;border-radius:20px;font-size:11.5px;line-height:18px;white-space:nowrap}
.tag.todo{background:var(--gray-bg);color:#5b6878}
.tag.submitted{background:var(--warn-bg);color:var(--warn)}
.tag.approved{background:var(--ok-bg);color:var(--ok)}
.tag.rejected{background:var(--danger-bg);color:var(--danger)}
.tag.pending_assign{background:var(--info-bg);color:var(--info)}
.tag.type{background:#f0eefb;color:#6b58c9}
.tag.muted{background:var(--gray-bg);color:var(--muted)}
.muted{color:var(--muted)}
.small{font-size:12.5px}
.mono{font-family:var(--mono)}
.empty{padding:34px 10px;text-align:center;color:var(--muted);font-size:13px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:15px 17px;
  box-shadow:var(--shadow)}
.kpi .k-label{font-size:12.5px;color:var(--muted)}
.kpi .k-value{font-size:26px;font-weight:600;margin-top:4px;letter-spacing:.5px}
.kpi .k-sub{font-size:12px;color:var(--muted);margin-top:2px}
.kpi.blue .k-value{color:var(--brand)} .kpi.green .k-value{color:var(--ok)}
.kpi.amber .k-value{color:var(--warn)} .kpi.red .k-value{color:var(--danger)}
.progress{height:8px;background:var(--line-2);border-radius:20px;overflow:hidden}
.progress > i{display:block;height:100%;background:var(--ok);border-radius:20px}
.bar-list{display:flex;flex-direction:column;gap:9px}
.bar-item{display:grid;grid-template-columns:104px 1fr 56px;align-items:center;gap:10px;font-size:12.5px}
.bar-track{height:16px;background:var(--line-2);border-radius:6px;overflow:hidden;display:flex}
.bar-track i{display:block;height:100%}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin-top:10px}
.legend span{display:flex;align-items:center;gap:6px}
.legend i{width:10px;height:10px;border-radius:3px;display:inline-block}

/* ---------- 标注 / 审核工作台 ---------- */
.workbench{display:grid;grid-template-columns:296px 1fr;gap:14px;align-items:start}
.wb-list{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);max-height:calc(100vh - 150px);display:flex;flex-direction:column}
.wb-list-head{padding:11px 13px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;
  align-items:center;font-size:13px}
.wb-items{overflow:auto;flex:1}
.wb-item{padding:10px 13px;border-bottom:1px solid var(--line-2);cursor:pointer;font-size:13px}
.wb-item:hover{background:var(--panel-2)}
.wb-item.active{background:#eef4ff;border-left:3px solid var(--brand);padding-left:10px}
.wb-item .t{display:flex;justify-content:space-between;gap:8px;color:var(--muted);font-size:11.5px}
.wb-item .s{margin-top:3px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;line-height:1.5}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:18px 20px}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding-bottom:12px;border-bottom:1px solid var(--line-2);margin-bottom:16px}
.panel-head .meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.src-block{background:var(--panel-2);border:1px solid var(--line-2);border-radius:9px;padding:13px 15px;
  font-size:15px;line-height:1.85;white-space:pre-wrap;word-break:break-word;max-height:340px;overflow:auto}
.src-block.en{font-family:Georgia,"Times New Roman",serif}
.ref-block{background:#f6fbf7;border:1px solid #d8ecdf;border-radius:9px;padding:13px 15px;
  font-size:14.5px;line-height:1.85;white-space:pre-wrap}
.block-title{font-size:12.5px;color:var(--muted);margin:0 0 7px;display:flex;justify-content:space-between}
.answer-area{margin-top:16px}
.audio-box{background:var(--panel-2);border:1px solid var(--line-2);border-radius:9px;padding:12px 14px;
  margin-bottom:14px}
.audio-box audio{width:100%}
.tip-box{background:var(--warn-bg);border:1px solid #f0dcae;color:#8a6413;border-radius:9px;
  padding:11px 14px;font-size:13px;margin-bottom:14px;line-height:1.7}
.tip-box.danger{background:var(--danger-bg);border-color:#f3cccc;color:#a72c2c}
.actions{display:flex;gap:10px;justify-content:flex-end;margin-top:16px;flex-wrap:wrap;align-items:center}
.kbd{font-family:var(--mono);font-size:11px;background:var(--gray-bg);border:1px solid var(--line);
  border-radius:4px;padding:0 5px;color:var(--muted)}
.history{margin-top:18px;border-top:1px dashed var(--line);padding-top:14px}
.history h4{font-size:13px;margin-bottom:9px}
.hist-item{font-size:12.5px;color:var(--muted);padding:7px 0;border-bottom:1px solid var(--line-2)}
.hist-item b{color:var(--text);font-weight:600}

/* ---------- 图表 ---------- */
.chart-row{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.pie-wrap{position:relative;width:190px;height:190px;flex:0 0 190px}
.pie-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;
  justify-content:center;pointer-events:none}
.pie-center b{font-size:24px} .pie-center span{font-size:12px;color:var(--muted)}

/* ---------- 弹窗 / 提示 ---------- */
.mask{position:fixed;inset:0;background:rgba(16,26,44,.42);display:flex;align-items:center;
  justify-content:center;z-index:50;padding:20px}
.modal{background:#fff;border-radius:13px;width:560px;max-width:100%;max-height:86vh;overflow:auto;
  box-shadow:0 24px 60px rgba(16,26,44,.28)}
.modal-head{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;
  align-items:center}
.modal-head h3{font-size:15px}
.modal-body{padding:18px 20px}
.modal-foot{padding:13px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px}
.x-btn{border:0;background:transparent;font-size:20px;line-height:1;color:var(--muted);cursor:pointer}
.toast-root{position:fixed;right:20px;top:18px;z-index:80;display:flex;flex-direction:column;gap:9px}
.toast{background:#101a2c;color:#fff;padding:10px 15px;border-radius:9px;font-size:13px;max-width:380px;
  box-shadow:0 10px 30px rgba(16,26,44,.3);animation:slide .18s ease-out}
.toast.ok{background:#0f8f47} .toast.err{background:#c13535}
@keyframes slide{from{transform:translateX(14px);opacity:0}to{transform:none;opacity:1}}
.dropzone{border:2px dashed var(--line);border-radius:10px;padding:22px;text-align:center;color:var(--muted);
  background:var(--panel-2);cursor:pointer;font-size:13px}
.dropzone.over{border-color:var(--brand);background:#eef4ff;color:var(--brand)}
.seg-preview{max-height:300px;overflow:auto;font-size:12.5px}
.seg-preview .seg{padding:6px 9px;border-bottom:1px solid var(--line-2);display:grid;
  grid-template-columns:52px 1fr 110px;gap:9px}
.loading{padding:26px;text-align:center;color:var(--muted);font-size:13px}

/* ---------- 藏文排版与校对专用 ---------- */
.tib{font-family:"Microsoft Himalaya","Noto Serif Tibetan","Noto Sans Tibetan","Jomolhari",
  "DDC Uchen","Kailasa","BabelStone Tibetan",Georgia,serif}
.src-block.tib{font-size:20px;line-height:2.5;letter-spacing:.2px}
.zh-src{font-size:15px;line-height:2.0}
textarea.tib-input{font-family:"Microsoft Himalaya","Noto Serif Tibetan","Noto Sans Tibetan",
  "Jomolhari","DDC Uchen","Kailasa",Georgia,serif;font-size:19px;line-height:2.4}
.hint-box{border:1px solid var(--line-2);border-radius:9px;padding:10px 13px;background:var(--panel-2);
  font-size:12.5px;margin-top:8px}
.hint-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:6px}
.hint-head b{font-size:12.5px;color:var(--muted);font-weight:600}
.hint-item{display:flex;gap:7px;padding:2px 0;line-height:1.6}
.hint-item .lv{flex:0 0 auto;font-weight:600}
.hint-item.error{color:var(--danger)} .hint-item.warn{color:var(--warn)} .hint-item.info{color:var(--muted)}
.hint-item code{background:#fff;border:1px solid var(--line-2);border-radius:4px;padding:0 4px;
  font-size:11.5px;color:var(--text)}
.diff-block{font-size:15px;line-height:2.3;white-space:pre-wrap;word-break:break-word}
.diff-del{background:#fdecec;color:#b93030;text-decoration:line-through;border-radius:3px;padding:0 1px}
.diff-ins{background:#e6f7ed;color:#0f7c3c;border-radius:3px;padding:0 1px}
.diff-legend{font-size:11.5px;color:var(--muted);margin-top:6px}
.check-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
@media(max-width:1000px){.check-row{grid-template-columns:1fr}}
.check-item{border:1px solid var(--line);border-radius:9px;padding:11px 13px;background:var(--panel-2)}
.check-item.filled{border-color:#bfe3cd;background:#f5fbf7}
.check-item .ct{font-size:12.5px;color:var(--muted);margin-bottom:8px}
.check-item label{display:inline-flex;align-items:center;gap:5px;margin-right:16px;font-size:13px;cursor:pointer}
.check-item input[type=radio]{margin:0}
.side-note{font-size:12px;color:var(--muted);margin-top:6px}
.lang-pair{font-size:11.5px;background:#eef4ff;color:#2f6bff;border-radius:20px;padding:1px 8px}
.wb-item .s.tib{font-size:14px;line-height:1.9}

/* ---------- 登录页账号分组 / 顶栏身份 ---------- */
.acc-group{margin-bottom:10px}
.acc-role{font-size:11.5px;color:var(--muted);margin:6px 0 4px}
.acc-grid{display:flex;flex-wrap:wrap;gap:6px}
.demo-acc + .demo-acc{margin-top:0}
#demo-accounts{max-height:230px;overflow:auto}
.who-chip{display:inline-flex;align-items:center;gap:6px;background:var(--panel-2);
  border:1px solid var(--line);border-radius:20px;padding:3px 12px;font-size:12.5px;color:var(--muted)}
.who-chip b{color:var(--text);font-weight:600}

/* 列表图例：解释 #编号 与 第N轮 */
.wb-legend{padding:6px 13px;font-size:11.5px;color:var(--muted);background:var(--panel-2);
  border-bottom:1px solid var(--line-2)}
.wb-legend b{color:var(--text)}

/* ---------- 工作台：左侧文件列表 / 右侧顺序条 ---------- */
.seq-bar{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:9px 14px;margin-bottom:12px;box-shadow:var(--shadow);flex-wrap:wrap}
.seq-bar .fname{font-weight:600;font-size:13.5px;max-width:340px;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}
.seq-bar select{width:auto;padding:4px 8px;font-size:12.5px}
.seq-bar .btn.small{padding:3px 10px}
.wb-item.file{padding:11px 13px}
.wb-item.file .fname{font-weight:600;color:var(--text);max-width:168px;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap;display:inline-block}
.wb-item.file .fsrc{font-size:11.5px;margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.wb-item.file .progress{height:6px}
.wb-item.file.active{background:#eef4ff}

/* 面板标题里的「第 N 条」标记 */
.in-file{font-size:12px;font-weight:600;color:var(--brand);background:var(--info-bg);
  border-radius:20px;padding:1px 9px;margin-left:6px;vertical-align:2px}

/* 顺序条里的跳转框与搜索框 */
.seq-bar input.jump{width:54px;text-align:center;padding:2px 4px;font-size:12.5px}
.seq-bar input.find{width:132px;padding:3px 8px;font-size:12.5px}