:root{
  --bg:#f5f7fa; --panel:#ffffff; --line:#e4e8ef; --line-soft:#eef1f6;
  --text:#1b2431; --muted:#6b7688; --brand:#1f6feb; --brand-soft:#eaf2ff;
  --ok:#12805c; --ok-soft:#e6f6ef; --warn:#a35b00; --warn-soft:#fff4e2;
  --danger:#c02c38; --danger-soft:#fdecee; --radius:12px; --shadow:0 1px 2px rgba(16,24,40,.05),0 8px 24px rgba(16,24,40,.05);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%}
body{background:var(--bg);color:var(--text);font:14px/1.6 "Segoe UI","Microsoft YaHei",system-ui,-apple-system,sans-serif}
.app{display:flex;min-height:100vh}
.sidebar{width:236px;flex:0 0 236px;background:var(--panel);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:18px 14px;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:10px;align-items:center;margin-bottom:22px}
.brand-logo{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#1f6feb,#3f8cff);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;letter-spacing:.5px}
.brand-title{font-weight:700;font-size:15px}
.brand-sub{font-size:12px;color:var(--muted)}
.nav{display:flex;flex-direction:column;gap:4px}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border:none;background:transparent;border-radius:9px;cursor:pointer;font-size:14px;color:#414c5e;text-align:left;width:100%}
.nav-item:hover{background:var(--line-soft)}
.nav-item.active{background:var(--brand-soft);color:var(--brand);font-weight:600}
.nav-item .ico{width:18px;text-align:center;opacity:.85}
.badge{margin-left:auto;background:var(--danger);color:#fff;border-radius:999px;padding:1px 7px;font-size:11px;min-width:20px;text-align:center}
.badge.zero{background:#c6ccd6}
.sidebar-foot{margin-top:auto}
.hint-box{background:var(--warn-soft);color:var(--warn);border-radius:10px;padding:10px;font-size:12px;line-height:1.5}
.hint-box.ok{background:var(--ok-soft);color:var(--ok)}
.main{flex:1;min-width:0;padding:22px 26px 60px}
.topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.topbar h1{margin:0;font-size:21px}
.sub{margin:2px 0 0;color:var(--muted);font-size:13px}
.topbar-actions{display:flex;gap:8px;flex-wrap:wrap}
.view{display:none}.view.active{display:block}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:16px}
.card-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.card-head h2{margin:0;font-size:16px}
.btn{border:1px solid var(--line);background:#fff;color:#2b3547;padding:8px 14px;border-radius:9px;cursor:pointer;font-size:13px;font-weight:500}
.btn:hover{border-color:#c8d1e0;background:#fafbfd}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:#1a60d0}
.btn.ghost{background:#fff}
.btn.sm{padding:5px 10px;font-size:12px}
.btn.danger{color:var(--danger);border-color:#f0c7cb}
.btn:disabled{opacity:.55;cursor:not-allowed}
.input{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px;background:#fff;color:var(--text);font-family:inherit}
.input:focus{outline:2px solid var(--brand-soft);border-color:var(--brand)}
.input.small{width:auto}
textarea.input{resize:vertical}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-grid label{display:flex;flex-direction:column;gap:5px;font-size:12.5px;color:#4b5568;font-weight:500}
.form-grid .span2{grid-column:span 2}
.row-end{display:flex;gap:10px;justify-content:flex-end;align-items:center;margin-top:14px;flex-wrap:wrap}
.checkbox{flex-direction:row !important;align-items:center;gap:8px !important;font-size:13px !important}
.checkbox input{width:16px;height:16px}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow)}
.stat .n{font-size:24px;font-weight:700;line-height:1.2}
.stat .l{font-size:12px;color:var(--muted)}
.stat.alert .n{color:var(--danger)}
.filter-tabs{display:flex;gap:6px}
.tab{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 12px;font-size:12.5px;cursor:pointer;color:#4b5568}
.tab.active{background:var(--brand-soft);color:var(--brand);border-color:#cfe0ff;font-weight:600}
.task-list{display:flex;flex-direction:column;gap:10px}
.task{border:1px solid var(--line);border-radius:10px;padding:13px 14px;display:flex;gap:14px;align-items:flex-start;background:#fff}
.task.overdue{border-color:#f2cdd1;background:#fffafb}
.task.done{opacity:.6}
.task-main{flex:1;min-width:0}
.task-title{font-weight:600;font-size:14.5px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.task-meta{color:var(--muted);font-size:12.5px;margin-top:3px}
.task-goal{font-size:12.5px;color:#5a6475;margin-top:6px;background:#f7f9fc;border-left:3px solid var(--brand-soft);padding:6px 10px;border-radius:0 6px 6px 0}
.task-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11.5px;font-weight:600}
.pill.red{background:var(--danger-soft);color:var(--danger)}
.pill.green{background:var(--ok-soft);color:var(--ok)}
.pill.orange{background:var(--warn-soft);color:var(--warn)}
.pill.blue{background:var(--brand-soft);color:var(--brand)}
.pill.grey{background:#eef1f6;color:#5a6475}
.schedule-list{display:flex;flex-direction:column;gap:6px}
.sched{display:flex;justify-content:space-between;gap:12px;padding:8px 10px;border-radius:8px;background:#f8fafc;font-size:13px}
.sched .d{color:var(--muted);font-size:12.5px}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px;max-height:64vh}
table.grid{border-collapse:collapse;width:100%;font-size:13px;min-width:1180px}
table.grid th{background:#f3f6fa;text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);position:sticky;top:0;font-weight:600;white-space:nowrap;z-index:1}
table.grid td{padding:9px 12px;border-bottom:1px solid var(--line-soft);vertical-align:top}
table.grid tr:hover td{background:#f9fbfe}
table.grid td.clip{max-width:230px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.link{color:var(--brand);text-decoration:none;cursor:pointer}
.link:hover{text-decoration:underline}
.empty{padding:30px;text-align:center;color:var(--muted);font-size:13.5px}
.result-box{margin-top:12px;font-size:13px;color:#374151;white-space:pre-wrap}
.result-box:empty{display:none}
.muted{color:var(--muted)}.small{font-size:12px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.kv{display:grid;grid-template-columns:92px 1fr;gap:4px 10px;font-size:13px}
.kv .k{color:var(--muted)}
.letter{border:1px solid var(--line);border-radius:10px;padding:14px;margin-bottom:12px;background:#fff}
.letter.sent{background:#fafcfb;border-color:#d8ece2}
.letter h4{margin:0 0 4px;font-size:14.5px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.letter .subject{font-weight:600;font-size:13.5px;margin-bottom:6px}
.letter .body{white-space:pre-wrap;font-size:13px;color:#2b3547;background:#f8fafc;border:1px solid var(--line-soft);border-radius:8px;padding:10px}
.letter textarea{width:100%;min-height:170px;font-family:inherit;font-size:13px;padding:10px;border:1px solid var(--line);border-radius:8px}
.letter .hint{font-size:12.5px;color:var(--muted);margin-top:6px}
/* 开发信：左英文原文 / 右中文对照 + AI 改写 */
.letter-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;align-items:start}
.letter-main{min-width:0}
.letter-side{min-width:0;border-left:1px dashed var(--line);padding-left:16px}
.side-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.side-head b{font-size:13.5px}
.zh-subject{font-weight:600;font-size:13.5px;margin-bottom:6px;color:#1f2937}
.zh-body{white-space:pre-wrap;font-size:13px;line-height:1.75;color:#334155;background:#fffbeb;border:1px solid #fde68a;border-radius:8px;padding:10px;max-height:420px;overflow:auto}
.side-result{font-size:12.5px;margin-top:6px;min-height:18px}
@media(max-width:1080px){
  .letter-grid{grid-template-columns:minmax(0,1fr)}
  .letter-side{border-left:0;border-top:1px dashed var(--line);padding-left:0;padding-top:14px}
}
.modal{position:fixed;inset:0;background:rgba(16,24,40,.45);display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}
.modal.hidden,.hidden{display:none !important}
.modal-box{background:#fff;border-radius:14px;width:min(720px,100%);max-height:86vh;display:flex;flex-direction:column;box-shadow:0 20px 60px rgba(16,24,40,.25)}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}
.modal-head h3{margin:0;font-size:16px}
.modal-body{padding:18px;overflow:auto}
.modal-foot{padding:12px 18px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px}
.icon-btn{border:none;background:transparent;font-size:16px;cursor:pointer;color:var(--muted)}
.toast{position:fixed;right:20px;bottom:20px;background:#1b2431;color:#fff;padding:10px 16px;border-radius:10px;font-size:13px;z-index:99;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.toast.err{background:var(--danger)}
.toast.ok{background:var(--ok)}
.source-item{font-size:12.5px;padding:6px 0;border-bottom:1px dashed var(--line-soft)}
.source-item a{color:var(--brand);text-decoration:none;word-break:break-all}
.timeline{font-size:13px;display:flex;flex-direction:column;gap:8px}
.timeline .item{border-left:2px solid var(--line);padding-left:10px}
.timeline .t{color:var(--muted);font-size:12px}
.seg{display:flex;gap:6px;flex-wrap:wrap}
@media(max-width:980px){.form-grid{grid-template-columns:1fr}.form-grid .span2{grid-column:span 1}.grid-2{grid-template-columns:1fr}.sidebar{display:none}}

/* ---------- 截图识别 ---------- */
.ocr-box{display:flex;gap:16px;border:1px dashed #c3cfdf;border-radius:12px;padding:14px;margin-bottom:16px;background:#fbfcfe;flex-wrap:wrap}
.ocr-left{flex:1;min-width:260px}
.ocr-title{font-weight:700;margin-bottom:4px}
.ocr-right{width:230px;flex:0 0 230px}
.ocr-preview{height:150px;border:1px solid var(--line);border-radius:10px;background:#fff;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden;padding:6px}
.ocr-preview img{max-width:100%;max-height:140px;border-radius:6px;display:block}
.ocr-preview.empty{color:var(--muted);font-size:13px}
#ocr-drop.over{border-color:var(--brand);background:var(--brand-soft)}
.inline{display:flex;gap:8px;align-items:center}
.sep{grid-column:1/-1;border-top:1px dashed var(--line);padding-top:12px;margin-top:4px;font-weight:600;color:#414c5e}
.mail-item{border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:10px;background:#fbfcfe}
.mail-item .t{font-weight:600;font-size:13px;margin-bottom:2px}
.mail-item .s{font-size:13px;color:#2b3547;margin-bottom:6px}
.mail-item .b{font-size:12px;color:var(--muted);white-space:pre-wrap;max-height:150px;overflow:auto;background:#fff;border:1px solid var(--line-soft);border-radius:8px;padding:8px}

.chips{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-top:6px}
.chip{font-size:12px;padding:4px 10px;border:1px solid var(--line);border-radius:999px;background:#fff;color:#414c5e;cursor:pointer;transition:.15s}
.chip:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.chip:active{transform:scale(.97)}
.draft-tip{color:#8a6d1f;background:#fff8e6;border:1px solid #f0dca8;border-radius:8px;padding:8px 10px;font-size:13px}

.input-miss{border-color:#e0483c!important;box-shadow:0 0 0 3px rgba(224,72,60,.14)!important;background:#fff6f5}

/* ---------- 云端账号登录 ---------- */
.login-mask{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#eef3fb,#f7f9fc);padding:20px}
.login-box{width:100%;max-width:372px;background:var(--panel);border:1px solid var(--line);
  border-radius:16px;box-shadow:0 16px 48px rgba(16,24,40,.12);padding:26px 26px 20px}
.login-brand{display:flex;gap:12px;align-items:center;margin-bottom:20px}
.login-logo{width:42px;height:42px;border-radius:11px;background:linear-gradient(135deg,#1f6feb,#3f8cff);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px}
.login-title{font-weight:700;font-size:16px}
.login-sub{font-size:12px;color:var(--muted)}
.login-label{display:block;margin-bottom:13px;font-size:12.5px;color:var(--muted)}
.login-label span{display:block;color:var(--text);font-size:13px;margin-bottom:5px}
.login-label input{width:100%;border:1px solid var(--line);border-radius:9px;padding:10px 12px;
  font-size:14px;background:#fff;color:var(--text)}
.login-label input:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.login-err{color:var(--danger);font-size:13px;margin-bottom:8px;min-height:20px}
.login-tip{margin-top:12px;font-size:12px;color:var(--muted);line-height:1.6;border-top:1px solid var(--line-soft);padding-top:10px}
.account-chip{display:flex;align-items:center;gap:7px;font-size:12.5px;padding:5px 11px;border-radius:999px;
  background:var(--ok-soft);color:var(--ok);cursor:pointer;border:1px solid transparent;white-space:nowrap}
.account-chip:hover{border-color:var(--ok)}
.account-chip.warn{background:var(--warn-soft);color:var(--warn)}
.account-chip.bad{background:var(--danger-soft);color:var(--danger)}
.account-card{min-width:280px}
.account-row{display:flex;justify-content:space-between;gap:12px;padding:5px 0;font-size:13px;border-bottom:1px solid var(--line-soft)}
.account-row:last-child{border-bottom:0}
.account-row .k{color:var(--muted)}
.account-bar{height:5px;border-radius:3px;background:var(--line-soft);overflow:hidden;margin-top:5px}
.account-bar i{display:block;height:100%;background:var(--brand)}
.account-panel{position:absolute;top:calc(100% + 8px);right:0;z-index:60;width:320px;background:var(--panel);
  border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 36px rgba(16,24,40,.14);padding:14px 16px;max-height:70vh;overflow:auto}
.topbar-actions{position:relative}

/* ---------- 等待反馈：顶部进度条 + 按钮转圈 + 任务卡 ---------- */
.busy-bar{position:fixed;top:0;left:0;right:0;height:3px;z-index:300;background:transparent;opacity:0;transition:opacity .2s}
.busy-bar.on{opacity:1;background:linear-gradient(90deg,rgba(31,111,235,0) 0%,#1f6feb 50%,rgba(31,111,235,0) 100%);
  background-size:36% 100%;background-repeat:no-repeat;animation:busyslide 1.15s ease-in-out infinite}
@keyframes busyslide{0%{background-position:-40% 0}100%{background-position:140% 0}}

.spin{width:12px;height:12px;flex:0 0 12px;border-radius:50%;
  border:2px solid rgba(255,255,255,.35);border-top-color:#fff;animation:spin .7s linear infinite;display:inline-block}
.spin.big{width:18px;height:18px;flex-basis:18px;border-width:2.5px;border-color:#c9dcf7;border-top-color:var(--brand)}
@keyframes spin{to{transform:rotate(360deg)}}

/* 进行中的按钮：转圈 + 文案 + 秒数，明确告诉用户还在跑 */
.btn.is-busy{display:inline-flex;align-items:center;gap:7px;opacity:1 !important;cursor:progress;
  background:var(--brand-soft);border-color:#cfe0ff;color:var(--brand)}
.btn.is-busy .spin{border-color:#bcd4f7;border-top-color:var(--brand)}
.btn.is-busy em{font-style:normal;font-size:11.5px;opacity:.75;font-variant-numeric:tabular-nums}
.btn.primary.is-busy{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary.is-busy .spin{border-color:rgba(255,255,255,.4);border-top-color:#fff}
.btn.primary.is-busy em{opacity:.85}

.task-cards{position:fixed;left:20px;bottom:20px;z-index:98;display:flex;flex-direction:column;gap:8px;max-width:330px}
.task-card{display:flex;gap:11px;align-items:flex-start;background:var(--panel);border:1px solid var(--line);
  border-radius:12px;padding:12px 14px;box-shadow:0 10px 30px rgba(16,24,40,.14);animation:cardin .22s ease-out}
@keyframes cardin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.task-card .tc-main{min-width:0;flex:1}
.task-card .tc-t{font-size:13px;font-weight:600;display:flex;align-items:center;gap:8px}
.task-card .tc-t em{font-style:normal;font-size:11.5px;color:var(--brand);background:var(--brand-soft);
  border-radius:999px;padding:1px 7px;font-variant-numeric:tabular-nums}
.task-card .tc-s{font-size:12.5px;color:#414c5e;margin-top:3px}
.task-card .tc-tip{font-size:11.5px;color:var(--muted);margin-top:3px}

/* ---------- 设置页：分区导航与小节标题 ---------- */
.set-nav{position:sticky;top:0;z-index:5;display:flex;gap:6px;flex-wrap:wrap;
  padding:8px 0 10px;margin-bottom:4px;background:linear-gradient(var(--bg) 78%,rgba(245,247,250,0))}
.set-nav .chip{background:#fff}
.set-nav .chip:hover{background:var(--brand-soft)}
.sub-head{font-size:13px;font-weight:600;color:#374151;margin:4px 0 10px;padding-left:9px;border-left:3px solid var(--brand)}

/* ---------- 设置页：服务状态 ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px}
.svc{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#fbfcfe}
.svc-h{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#374151}
.svc-v{margin-top:6px;font-size:13.5px;font-weight:600;word-break:break-all}
.svc-n{margin-top:2px;font-size:12px;color:var(--muted)}
.dot{width:9px;height:9px;border-radius:50%;background:#c6ccd6;flex:0 0 9px;display:inline-block}
.dot.ok{background:var(--ok);box-shadow:0 0 0 3px var(--ok-soft)}
.dot.warn{background:var(--warn);box-shadow:0 0 0 3px var(--warn-soft)}
.dot.bad{background:var(--danger);box-shadow:0 0 0 3px var(--danger-soft)}

@media(max-width:980px){
  .task-cards{left:12px;right:12px;bottom:12px;max-width:none}
}