:root{
  --bg:#0f1419; --panel:#171d26; --panel-2:#1e2530; --line:#2a3340;
  --text:#e6edf3; --muted:#8b97a7; --accent:#5470c6; --accent-2:#3ba272;
  --done:#3ba272; --active:#5470c6; --pending:#6b7686; --risk:#ee6666;
  --ms:#fac858;
  --shadow:0 6px 24px rgba(0,0,0,.35);
  --radius:12px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;
  font-size:14px; line-height:1.5;
}
.hidden{display:none!important}
.app{max-width:1360px;margin:0 auto;padding:18px 20px 60px}

/* ============ auth ============ */
.auth-view{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:
  radial-gradient(1200px 500px at 20% -10%, rgba(84,112,198,.14), transparent 60%),
  radial-gradient(900px 420px at 90% 110%, rgba(59,162,114,.10), transparent 60%), var(--bg)}
.auth-card{width:min(400px,100%);background:var(--panel);border:1px solid var(--line);
  border-radius:16px;padding:30px 30px 24px;box-shadow:var(--shadow)}
.auth-logo{text-align:center;margin-bottom:18px}
.auth-logo h1{margin:10px 0 2px;font-size:20px;letter-spacing:1px}
.auth-sub{margin:0;color:var(--muted);font-size:12px}
.auth-tabs{display:flex;gap:4px;background:var(--panel-2);padding:4px;border-radius:10px;margin-bottom:18px}
.auth-tab{flex:1;border:0;background:transparent;color:var(--muted);padding:8px 0;border-radius:8px;
  cursor:pointer;font-size:13px;font-weight:600}
.auth-tab.active{background:var(--accent);color:#fff}
.auth-form label{display:block;font-size:12px;color:var(--muted);margin-bottom:12px}
.auth-form input{width:100%;margin-top:5px;background:var(--panel-2);border:1px solid var(--line);
  color:var(--text);border-radius:8px;padding:10px 12px;font-size:13px;font-family:inherit}
.auth-form input:focus{outline:none;border-color:var(--accent)}
.code-row{display:flex;gap:8px}
.code-row input{flex:1}
.btn-code{white-space:nowrap;padding:9px 10px}
.auth-links{text-align:right;font-size:12px;margin:-4px 0 10px}
.auth-links a{color:var(--accent);text-decoration:none}
.auth-links a:hover{text-decoration:underline}
.btn-block{width:100%;padding:11px 0;font-size:14px}
.auth-msg{margin-top:14px;padding:10px 12px;border-radius:8px;font-size:13px;
  background:rgba(84,112,198,.12);border:1px solid rgba(84,112,198,.35);color:#9db1f0;word-break:break-all}
.auth-msg.err{background:rgba(238,102,102,.1);border-color:rgba(238,102,102,.4);color:#f0a3a3}

/* ============ topbar ============ */
.topbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:12px}
.brand{font-size:18px;font-weight:700;letter-spacing:.5px}
.brand small{display:block;font-size:11px;color:var(--muted);font-weight:400;letter-spacing:0}
.tabs{display:flex;gap:6px;background:var(--panel);padding:5px;border-radius:10px}
.tab{border:0;background:transparent;color:var(--muted);padding:7px 14px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:600;transition:.15s}
.tab:hover{color:var(--text)}
.tab.active{background:var(--accent);color:#fff}
.spacer{flex:1}
.toolbtns{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.projbar{display:flex;gap:8px;align-items:center;background:var(--panel);padding:5px 8px;border-radius:10px;border:1px solid var(--line)}
.projbar select{background:var(--panel-2);color:var(--text);border:1px solid var(--line);border-radius:7px;padding:6px 8px;font-size:13px;max-width:240px;font-family:inherit;cursor:pointer}
.ibtn{border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:15px;padding:2px 5px;border-radius:6px}
.ibtn:hover{color:var(--text);background:var(--panel-2)}
.userchip{display:flex;align-items:center;gap:4px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:4px 8px}
.userchip .uname{font-size:12px;color:var(--muted);max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ quickbar ============ */
.quickbar{display:flex;gap:10px;align-items:center;background:var(--panel);border:1px solid var(--line);
  border-radius:12px;padding:9px 12px;margin-bottom:16px}
.qb-icon{color:var(--accent);font-weight:700}
.quickbar input{flex:1;background:transparent;border:0;outline:none;color:var(--text);font-size:13px;font-family:inherit}
.quickbar input::placeholder{color:var(--muted)}

/* ============ buttons ============ */
.btn{border:1px solid var(--line);background:var(--panel-2);color:var(--text);padding:7px 13px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:600;transition:.15s}
.btn:hover{border-color:var(--accent)}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{filter:brightness(1.1)}
.btn-ghost{background:transparent}
.btn-sm{padding:4px 9px;font-size:12px}
.btn-danger:hover{border-color:var(--risk);color:var(--risk)}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ============ views ============ */
.view{display:none;animation:fade .2s ease}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.card + .card{margin-top:16px}
.card h3{margin:0 0 14px;font-size:15px}
.muted{color:var(--muted)}

/* ============ overview ============ */
.ov-head{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.ov-info{flex:1;min-width:260px}
.ov-info .pname{font-size:22px;font-weight:700;margin:0 0 6px}
.ov-info .pmeta{color:var(--muted);font-size:13px;display:flex;gap:18px;flex-wrap:wrap;margin-bottom:8px}
.ov-info .pdesc{color:var(--muted);font-size:13px;max-width:640px}
.ring-wrap{flex:0 0 auto}
.ring{width:130px;height:130px}
.ring-bg{fill:none;stroke:var(--line);stroke-width:11}
.ring-fg{fill:none;stroke:var(--accent-2);stroke-width:11;stroke-linecap:round;transition:stroke-dashoffset .6s ease}
.ring-txt{fill:var(--text);font-size:24px;font-weight:700;text-anchor:middle;dominant-baseline:central}

.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(118px,1fr));gap:12px;margin-top:16px}
.metric{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.metric .v{font-size:22px;font-weight:700}
.metric .k{font-size:12px;color:var(--muted);margin-top:2px}
.metric.good .v{color:var(--done)}
.metric.warn .v{color:var(--risk)}
.metric.info .v{color:var(--ms)}

.phase-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px;margin-top:16px}
.pcard{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:14px;cursor:pointer;transition:.15s}
.pcard:hover{border-color:var(--accent)}
.pcard .ph{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.pcard .dot{width:10px;height:10px;border-radius:50%;flex:0 0 auto}
.pcard .pname{font-weight:700;flex:1}
.pcard .ppct{font-weight:700;font-size:15px}
.pbar{height:8px;background:var(--line);border-radius:6px;overflow:hidden}
.pfill{height:100%;border-radius:6px;transition:width .5s ease}
.pcard .pmeta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:8px}

/* ============ roadmap ============ */
.rm-wrap{position:relative}
.rm-row{display:flex;align-items:flex-start;gap:14px;padding:9px 0;border-bottom:1px solid var(--line)}
.rm-row:last-child{border-bottom:0}
.rm-label{width:150px;flex:0 0 auto;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:6px;padding-top:3px}
.rm-label .arrow{color:var(--muted);font-size:11px;transition:.2s}
.rm-row.open .rm-label .arrow{transform:rotate(90deg)}
.rm-track{flex:1;position:relative;height:26px;background:var(--panel-2);border-radius:6px;overflow:hidden}
.rm-bar{position:absolute;top:3px;height:20px;border-radius:5px;display:flex;align-items:center;justify-content:flex-end;padding:0 8px;font-size:11px;font-weight:700;color:#fff;overflow:hidden;min-width:30px}
.rm-bar .rm-fill{position:absolute;left:0;top:0;height:100%;background:rgba(255,255,255,.28)}
.rm-bar span{position:relative;z-index:1}
.rm-detail{margin:6px 0 8px 164px;display:none;width:calc(100% - 164px)}
.rm-row.open .rm-detail{display:block}
.rm-sub{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted);padding:3px 0}
.rm-sub .sb{flex:1;height:6px;background:var(--line);border-radius:4px;overflow:hidden}
.rm-sub .sf{height:100%;display:block}
.rm-sub .sn{width:130px;flex:0 0 auto;text-align:right}
.rm-axis{display:flex;margin:0 0 6px 164px;color:var(--muted);font-size:11px;position:relative;height:30px}
.rm-axis span{position:absolute;top:0;transform:translateX(-50%)}
.rm-axis .tdy{color:var(--risk);font-weight:700;top:15px}

/* ============ gantt ============ */
.gantt{overflow:auto;max-height:70vh;border:1px solid var(--line);border-radius:10px;background:var(--panel-2);position:relative}
.gantt-head{display:flex;position:sticky;top:0;z-index:5;background:var(--panel);border-bottom:1px solid var(--line)}
.g-name{width:240px;flex:0 0 auto;padding:10px 12px;font-weight:700;position:sticky;left:0;z-index:6;background:var(--panel);border-right:1px solid var(--line)}
.g-time{position:relative;flex:1}
.g-month{position:absolute;top:0;height:100%;border-left:1px solid var(--line);padding:10px 0 0 6px;font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden}
.gantt-body{position:relative}
.g-row{display:flex;border-bottom:1px solid var(--line)}
.g-row.ph .g-name{font-weight:700;color:var(--text)}
.g-row.task .g-name{padding-left:34px;color:var(--muted);font-weight:400}
.g-row .g-name{width:240px;flex:0 0 auto;padding:8px 12px;position:sticky;left:0;z-index:3;background:var(--panel-2);border-right:1px solid var(--line);display:flex;align-items:center;gap:8px;font-size:13px}
.g-row.ph .g-name{background:var(--panel)}
.g-track{position:relative;flex:1;min-height:38px}
.g-bar{position:absolute;top:9px;height:20px;border-radius:5px;overflow:hidden;display:flex;align-items:center}
.g-fill{position:absolute;left:0;top:0;height:100%}
.g-bar .glabel{position:relative;z-index:1;font-size:11px;color:#fff;padding:0 7px;white-space:nowrap;font-weight:600}
.g-row.task .g-bar .glabel{color:rgba(255,255,255,.9)}
.g-bar.overdue{outline:2px solid var(--risk);outline-offset:1px}
.g-bar.prio-high{box-shadow:inset 3px 0 0 var(--ms)}
.g-bar.prio-urgent{box-shadow:inset 3px 0 0 var(--risk)}
.g-bar.draggable{cursor:grab}
.g-bar.dragging{cursor:grabbing;opacity:.85}
.diamond{position:absolute;width:12px;height:12px;transform:rotate(45deg);z-index:2}
.ms-lbl{position:absolute;top:-4px;font-size:10px;color:var(--ms);white-space:nowrap;z-index:2}
.today-line{position:absolute;top:0;width:2px;background:var(--risk);z-index:4;pointer-events:none}
.today-line::after{content:"今天";position:absolute;top:-2px;left:4px;font-size:10px;color:var(--risk);white-space:nowrap}
.zoombar{display:flex;gap:6px;align-items:center;margin-bottom:10px;flex-wrap:wrap}
.dot{width:9px;height:9px;border-radius:50%;flex:0 0 auto}
.dot.done{background:var(--done)} .dot.active{background:var(--active)} .dot.pending{background:var(--pending)} .dot.risk{background:var(--risk)}
.msicon{color:var(--ms);font-size:12px}
.drag-tip{position:fixed;z-index:98;background:var(--panel);border:1px solid var(--accent);border-radius:7px;
  padding:3px 9px;font-size:12px;font-weight:700;pointer-events:none;display:none;box-shadow:var(--shadow)}

/* ============ phase detail ============ */
.pd-layout{display:flex;gap:16px;align-items:flex-start}
.pd-list{width:250px;flex:0 0 auto;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:10px}
.pd-item{padding:10px 12px;border-radius:9px;cursor:pointer;margin-bottom:4px;border:1px solid transparent}
.pd-item:hover{background:var(--panel-2)}
.pd-item.sel{background:var(--panel-2);border-color:var(--accent)}
.pd-item .nm{display:flex;align-items:center;gap:8px;font-weight:600;font-size:13px}
.pd-item .nm .idx{color:var(--muted);font-weight:400;font-size:11px;width:18px}
.pd-item .bar{height:5px;background:var(--line);border-radius:4px;overflow:hidden;margin-top:7px}
.pd-item .bar i{display:block;height:100%}
.pd-main{flex:1;min-width:0}
.pd-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.pd-head .ttl{font-size:19px;font-weight:700;display:flex;align-items:center;gap:9px}
.pd-badges{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0 14px}
.badge{background:var(--panel-2);border:1px solid var(--line);border-radius:20px;padding:3px 11px;font-size:12px;color:var(--muted)}
.badge b{color:var(--text);font-weight:600}
.pd-block{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:13px 15px;margin-bottom:12px}
.pd-block .bt{font-size:12px;color:var(--muted);font-weight:700;letter-spacing:.5px;margin-bottom:6px}
.pd-block .bc{font-size:13px;white-space:pre-wrap;color:var(--text)}
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:860px){.pd-grid{grid-template-columns:1fr}}
.mini-table{width:100%;border-collapse:collapse;font-size:12.5px}
.mini-table th,.mini-table td{padding:7px 9px;border-bottom:1px solid var(--line);text-align:left}
.mini-table th{color:var(--muted);font-weight:600;font-size:11.5px}
.ms-list{display:flex;flex-direction:column;gap:8px}
.ms-item{display:flex;align-items:center;gap:10px;font-size:13px}
.ms-item .d{color:var(--muted);font-size:12px}

/* ============ table ============ */
table.list{width:100%;border-collapse:collapse;font-size:13px}
.list th,.list td{padding:9px 10px;text-align:left;border-bottom:1px solid var(--line)}
.list th{color:var(--muted);font-weight:600;font-size:12px;position:sticky;top:0;background:var(--panel);z-index:2}
.list tbody tr:hover{background:var(--panel-2)}
.tag{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;font-weight:600}
.tag.done{background:rgba(59,162,114,.18);color:var(--done)}
.tag.active{background:rgba(84,112,198,.2);color:#8aa0e8}
.tag.pending{background:rgba(107,118,134,.2);color:var(--muted)}
.tag.risk{background:rgba(238,102,102,.18);color:var(--risk)}
.tag.submitted{background:rgba(84,112,198,.2);color:#8aa0e8}
.tag.accepted{background:rgba(59,162,114,.18);color:var(--done)}
.tag.dv-st{cursor:pointer}
.tag.dv-st:hover{filter:brightness(1.25)}

/* ---- 交付物清单 ---- */
.dv-list{display:flex;flex-direction:column;gap:7px;margin-top:8px}
.dv-item{display:flex;align-items:center;gap:9px;font-size:13px;padding:6px 0;border-bottom:1px dashed var(--line);flex-wrap:wrap}
.dv-item:last-child{border-bottom:0}
.dv-dot{width:9px;height:9px;border-radius:50%;flex:0 0 auto}
.dv-dot.pending{background:#6b7686}
.dv-dot.submitted{background:#5470c6}
.dv-dot.accepted{background:#3ba272}
.dv-name{font-weight:600}
.dv-note{color:var(--muted);font-size:12px;max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.dv-file{display:inline-flex;align-items:center;gap:4px;background:var(--panel-2);border:1px solid var(--line);border-radius:14px;padding:2px 9px;font-size:12px;max-width:360px}
.dv-file a{color:var(--accent);text-decoration:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:280px;display:inline-block}
.dv-file a:hover{text-decoration:underline}
.dv-file i{font-style:normal}
.pd-block .bt .btn{padding:2px 8px;font-size:11px}
.prio{display:inline-block;padding:1px 8px;border-radius:6px;font-size:11px;font-weight:700;margin-left:6px}
.prio.low{background:rgba(107,118,134,.15);color:var(--muted)}
.prio.normal{background:rgba(139,151,167,.12);color:var(--muted)}
.prio.high{background:rgba(250,200,88,.16);color:var(--ms)}
.prio.urgent{background:rgba(238,102,102,.18);color:var(--risk)}
.pill{display:inline-block;width:54px;height:7px;background:var(--line);border-radius:4px;overflow:hidden;vertical-align:middle;margin-right:6px}
.pill i{display:block;height:100%;border-radius:4px}
.row-actions{display:flex;gap:6px}
.overdue-t{color:var(--risk);font-weight:700;font-size:11px;margin-left:5px}

/* ============ modal ============ */
.mask{position:fixed;inset:0;background:rgba(0,0,0,.55);display:none;align-items:center;justify-content:center;z-index:50;padding:20px}
.mask.show{display:flex}
.modal{background:var(--panel);border:1px solid var(--line);border-radius:14px;width:min(560px,100%);max-height:90vh;overflow:auto;box-shadow:var(--shadow)}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line)}
.modal-head h3{margin:0;font-size:16px}
.modal-body{padding:18px}
.modal-foot{padding:14px 18px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px}
.field{margin-bottom:13px}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:8px;padding:9px 11px;font-size:13px;font-family:inherit}
.field textarea{resize:vertical;min-height:60px}
.field-row{display:flex;gap:12px}
.field-row .field{flex:1}
.field .chk{display:flex;align-items:center;gap:8px;color:var(--text);font-size:13px;cursor:pointer}
.field .chk input{width:auto}
.radio-row{margin-bottom:6px}
.field select{cursor:pointer}
.close{cursor:pointer;color:var(--muted);font-size:22px;line-height:1;border:0;background:transparent}
.xbar{display:flex;gap:10px;align-items:center;margin-bottom:12px;flex-wrap:wrap}
.legend{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:12px;align-items:center}
.legend i{width:9px;height:9px;border-radius:50%;display:inline-block;margin-right:5px;vertical-align:middle}
.help{margin-top:14px;color:var(--muted);font-size:12px;line-height:1.8}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--panel);border:1px solid var(--line);color:var(--text);padding:11px 18px;border-radius:10px;box-shadow:var(--shadow);opacity:0;transition:.25s;z-index:99;pointer-events:none}
.toast.show{opacity:1}
.toast.ok{border-color:var(--done)}
.toast.err{border-color:var(--risk)}
.empty{padding:40px;text-align:center;color:var(--muted)}
.banner{background:var(--panel-2);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:8px;padding:11px 14px;color:var(--muted);font-size:13px;margin-bottom:16px}
.banner b{color:var(--text)}
.link{border:0;background:transparent;color:var(--accent);cursor:pointer;font-size:13px;font-weight:700;padding:0 2px;text-decoration:underline}
.link:hover{filter:brightness(1.2)}

@media print{
  :root{--bg:#fff;--panel:#fff;--panel-2:#f5f6f8;--line:#cfd6de;--text:#111;--muted:#5a6572;--shadow:none}
  body{background:#fff}
  .toolbtns,.tabs,.zoombar,.topbar .btn,.projbar .ibtn,.userchip,.quickbar{display:none!important}
  .card{border-color:#cfd6de}
  .gantt{max-height:none;overflow:visible}
}