:root{
  --bg:#f4f5f8; --card:#fff; --line:#e4e7ee; --text:#161a22; --muted:#6b7280;
  --accent:#7c3aed; --accent-soft:#f3ecfe; --ok:#0f9d58; --warn:#b45309; --err:#d93025;
  --radius:12px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);
  font:14px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif}
.hidden{display:none !important}
.muted{color:var(--muted)}
.err{color:var(--err);min-height:18px;font-size:13px}
.hint{color:var(--muted);font-size:12.5px;margin:6px 0 0}

/* 登录 */
.login{position:fixed;inset:0;display:grid;place-items:center;background:var(--bg);z-index:50}
.login-card{background:var(--card);padding:32px;border-radius:16px;border:1px solid var(--line);width:min(360px,92vw);text-align:center}
.login-card h1{font-size:19px;margin:0 0 4px}
.login-card input{width:100%;margin:16px 0 12px}

header{background:var(--card);border-bottom:1px solid var(--line);padding:12px 20px;
  display:flex;align-items:center;gap:24px;flex-wrap:wrap;position:sticky;top:0;z-index:20}
.brand{font-weight:650;font-size:16px}
.tag{background:var(--accent-soft);color:var(--accent);font-size:11px;padding:2px 8px;border-radius:20px;margin-left:6px;vertical-align:2px}
.tabs{display:flex;gap:4px}
.tab{background:none;border:0;padding:7px 14px;border-radius:8px;cursor:pointer;color:var(--muted);font-size:14px}
.tab:hover{background:var(--bg)}
.tab.active{background:var(--accent-soft);color:var(--accent);font-weight:600}

main{max-width:1500px;margin:0 auto;padding:20px}
.grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);gap:18px;align-items:start}
@media (max-width:1040px){.grid{grid-template-columns:1fr}}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:16px}
.card h2{font-size:14px;margin:0 0 14px;padding-bottom:10px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:8px}
.sticky{position:sticky;top:76px}

label,.lbl{display:block;font-size:12.5px;color:var(--muted);margin-bottom:5px}
input,select,textarea{width:100%;padding:8px 11px;border:1px solid var(--line);border-radius:8px;
  background:var(--card);color:var(--text);font:inherit;font-size:13.5px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}
textarea{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;resize:vertical;margin-top:10px}
.field{margin-bottom:12px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.three{display:grid;grid-template-columns:repeat(3,1fr);gap:0 14px}
@media (max-width:620px){.two,.three{grid-template-columns:1fr}}
.req{color:var(--err)}
.check{display:flex;align-items:center;gap:7px;color:var(--text);font-size:13.5px;margin-top:8px}
.check input{width:auto}

.btn{background:var(--card);border:1px solid var(--line);border-radius:9px;padding:8px 15px;
  cursor:pointer;font:inherit;font-size:13.5px;color:var(--text);display:inline-flex;align-items:center;gap:6px}
.btn:hover:not(:disabled){border-color:#c3c9d6;background:#fafbfc}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:550}
.btn.primary:hover:not(:disabled){background:#6d28d9}
.mini{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:2px 9px;font-size:11.5px;
  cursor:pointer;color:var(--muted);margin-left:auto}
.mini:hover{color:var(--accent);border-color:var(--accent)}
.mini + .mini{margin-left:6px}
.actions{display:flex;gap:9px;margin-top:14px;justify-content:flex-end;flex-wrap:wrap}
.actions.left{justify-content:flex-start;margin-bottom:4px}

.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1px solid var(--line);border-radius:9px;padding:9px 14px;cursor:pointer;background:var(--card);
  font-size:13.5px;user-select:none}
.chip:hover{border-color:var(--accent)}
.chip.on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent);font-weight:600}
.chips.small .chip{padding:5px 11px;font-size:12.5px}
.row{margin-top:14px}

/* 三语字段组 */
.fg{border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-bottom:12px}
.fg header{all:unset;display:flex;align-items:center;gap:8px;margin-bottom:8px}
.fg .title{font-size:13px;font-weight:600}
.fg .langs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:8px}
@media (max-width:620px){.fg .langs{grid-template-columns:1fr}}
.fg .langs .field{margin:0}
.fg .langs label{font-size:11.5px}
.badge{font-size:11px;padding:1px 7px;border-radius:20px;background:#eef7f0;color:var(--ok)}
.badge.miss{background:#fdf2e3;color:var(--warn)}

/* 预览 */
.preview{background:#eceef3;border-radius:10px;padding:14px;display:grid;place-items:center;min-height:260px;overflow:auto}
.preview canvas,.preview img{max-width:100%;background:#fff;box-shadow:0 2px 10px rgba(16,20,30,.12);border-radius:4px}
.batch-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.batch-grid .item{border:1px solid var(--line);border-radius:10px;padding:10px;background:var(--card)}
.batch-grid canvas{width:100%;display:block;border:1px solid var(--line);border-radius:4px}
.batch-grid .cap{font-size:11.5px;color:var(--muted);margin-top:6px;word-break:break-all}

table.tbl{width:100%;border-collapse:collapse;font-size:12.5px;margin-top:12px}
table.tbl th,table.tbl td{border-bottom:1px solid var(--line);padding:7px 8px;text-align:left;vertical-align:top}
table.tbl th{color:var(--muted);font-weight:600;background:#fafbfc}
table.tbl .bad{color:var(--err)}
table.tbl .warnrow{background:#fffaf2}

.uploads{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:620px){.uploads{grid-template-columns:1fr}}
.up{border:1px dashed var(--line);border-radius:10px;padding:12px;text-align:center;font-size:12.5px;color:var(--muted)}
.up span{display:block;margin-bottom:8px}
.up input{font-size:11.5px;border:0;padding:0}
.up .prev img{max-width:100%;max-height:110px;margin-top:8px;border-radius:6px}

.note{background:#fdf2e3;border:1px solid #f2d9ae;color:var(--warn);border-radius:9px;padding:9px 12px;font-size:12.5px;margin-top:10px}
.ok-note{background:#eef7f0;border:1px solid #cfe8d6;color:var(--ok);border-radius:9px;padding:9px 12px;font-size:12.5px;margin-top:10px;word-break:break-all}
.ok-note a{color:var(--ok)}

@media (prefers-color-scheme:dark){
  :root{--bg:#0e1015;--card:#171a21;--line:#272b35;--text:#e6e9ef;--muted:#98a1b0;--accent:#a78bfa;--accent-soft:#241f36}
  .btn:hover:not(:disabled){background:#1d212a}
  table.tbl th{background:#1b1f27}
  .preview{background:#0b0d11}
  .note{background:#2a2113;border-color:#4a3a1c;color:#e0b055}
  .ok-note{background:#11231a;border-color:#1e4230;color:#5ec98a}
}