:root{--ink:#16181d;--ink2:#4a505c;--ink3:#7b8290;--line:#e3e5ea;--bg:#f6f7f9;--card:#fff;--acc:#1f6f4a;--acc-soft:#e6f2ec;--warn:#a15c00;--warn-soft:#fdf1e0;--bad:#b42318;--bad-soft:#fdecea;--blue:#1d4ed8;--blue-soft:#e8eefc}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,"SF Pro Text","Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.45}
.app{display:grid;grid-template-columns:232px 1fr;min-height:100vh}
.side{background:var(--ink);color:#e9ebef;padding:20px 14px;display:flex;flex-direction:column;gap:4px}
.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 18px}
.brand .mark{width:30px;height:30px;border-radius:8px;background:#fff;color:var(--ink);display:grid;place-items:center;font-weight:800;font-size:15px}
.brand b{font-size:15px}.brand small{display:block;color:#9aa1ad;font-size:11px}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;color:#c9ced6;text-decoration:none;font-size:14px}
.nav a.on{background:#2a2e36;color:#fff;font-weight:600}
.nav svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8}
.side .sep{height:1px;background:#2c3038;margin:12px 6px}
.side h6{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:#868d99;padding:4px 10px 6px;font-weight:600}
.proj{padding:7px 10px;border-radius:8px;font-size:13px;color:#d3d7de}
.proj.on{background:#2a2e36;color:#fff}
.proj .row{display:flex;justify-content:space-between}
.proj .row span{color:#9aa1ad;font-size:12px}
.bar{height:4px;background:#3a3f48;border-radius:4px;margin-top:5px;overflow:hidden}.bar i{display:block;height:100%;background:#7fd1a6;border-radius:4px}
.me{margin-top:auto;display:flex;align-items:center;gap:10px;padding:10px;border-top:1px solid #2c3038}
.av{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:12px;background:#dfe3ea;color:var(--ink)}
.av.a{background:#dbeafe}.av.b{background:#fde68a}.av.c{background:#d1fae5}.av.d{background:#fbcfe8}
.me small{display:block;color:#9aa1ad;font-size:11px}
.main{padding:24px 32px;display:flex;flex-direction:column;gap:20px;min-width:0}
.top{display:flex;align-items:center;justify-content:space-between;gap:16px}
.top h1{font-size:22px;font-weight:700}.top p{color:var(--ink3);font-size:13px;margin-top:2px}
.btn{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 14px;border-radius:9px;border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:600;font-size:13px}
.btn.pri{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px}
.pill{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 9px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}
.pill:before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.p-done{background:var(--acc-soft);color:var(--acc)}.p-prog{background:var(--blue-soft);color:var(--blue)}.p-wait{background:var(--warn-soft);color:var(--warn)}.p-new{background:#eef0f3;color:#5b6270}.p-late{background:var(--bad-soft);color:var(--bad)}
.chk{width:20px;height:20px;border-radius:6px;border:2px solid #c3c8d1;flex:none;display:grid;place-items:center}
.chk.on{background:var(--acc);border-color:var(--acc)}.chk.on:after{content:"";width:9px;height:5px;border:2.4px solid #fff;border-top:0;border-right:0;transform:rotate(-45deg) translate(1px,-1px)}
.muted{color:var(--ink3)}
.tag{font-size:12px;color:var(--ink2);background:#f0f1f4;border-radius:6px;padding:2px 7px}
.field label{display:block;font-size:12px;font-weight:600;color:var(--ink2);margin-bottom:6px}
.inp{height:38px;border:1px solid var(--line);border-radius:9px;padding:0 12px;display:flex;align-items:center;color:var(--ink);background:#fff;font-size:13px}
.inp.ph{color:var(--ink3)}
.note-stamp{position:fixed;right:18px;bottom:14px;font-size:11px;color:#9aa1ad}
/* ---- app additions ---- */
a{color:inherit}
button{font:inherit;cursor:pointer}
.btn{cursor:pointer}.btn:hover{border-color:#c3c8d1}.btn.pri:hover{background:#2a2e36}
.btn.sm{height:30px;padding:0 10px;font-size:12.5px}.btn.dang{color:var(--bad)}.btn.ghost{border-color:transparent;background:transparent}
.btn:disabled{opacity:.5;cursor:default}
input.inp,select.inp,textarea.inp{width:100%;font:inherit;font-size:14px;outline:none}
input.inp:focus,select.inp:focus,textarea.inp:focus{border-color:var(--ink)}
textarea.inp{height:auto;min-height:80px;padding:10px 12px;resize:vertical;line-height:1.45}
.nav a{cursor:pointer}.proj{cursor:pointer;display:block;text-decoration:none}
.proj:hover,.nav a:hover{background:#23272e}
.chk{cursor:pointer;background:#fff}
.chk:focus-visible,.btn:focus-visible,a:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.empty{padding:40px;text-align:center;color:var(--ink3)}
.grid2{display:grid;grid-template-columns:1fr 340px;gap:20px;align-items:start}
.th,.tr{display:grid;grid-template-columns:18px 24px 1fr 150px 90px 120px 40px;gap:12px;align-items:center;padding:0 18px}
.th{height:40px;font-size:12px;color:var(--ink3);font-weight:600;border-bottom:1px solid var(--line)}
.tr{min-height:54px;padding-top:8px;padding-bottom:8px;border-bottom:1px solid var(--line);cursor:pointer}.tr:hover{background:#fafbfc}
.tr.dragging{opacity:.4}.tr.over{box-shadow:inset 0 2px 0 var(--blue)}
.drag{color:#c3c8d1;font-size:12px;letter-spacing:-2px;cursor:grab}
.t b{font-weight:500}.strike{color:var(--ink3);text-decoration:line-through}
.who{display:flex;align-items:center;gap:8px;font-size:13px;min-width:0}.who span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.av.sm{width:24px;height:24px;font-size:10px;flex:none}
.dl{font-size:13px;color:var(--ink2)}.dl.late{color:var(--bad);font-weight:600}
.nc{font-size:12px;color:var(--ink3)}
.quick{display:flex;gap:8px;align-items:center;padding:10px 18px;border-top:1px dashed var(--line)}
.quick input{border:0;outline:0;font:inherit;flex:1;height:34px;background:transparent}
.drawer{padding:18px;display:flex;flex-direction:column;gap:14px}.drawer h3{font-size:16px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.progc{display:flex;align-items:center;gap:16px;padding:16px 18px}
.big{height:8px;flex:1;background:#eceef2;border-radius:8px;overflow:hidden;display:flex}.big i{height:100%}
.legend{display:flex;gap:14px;font-size:12px;color:var(--ink2);flex-wrap:wrap}.legend span:before{content:"";display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:6px;background:var(--c)}
.pcards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.pcard{padding:16px 18px;display:flex;flex-direction:column;gap:10px;cursor:pointer;text-decoration:none}.pcard:hover{border-color:#c3c8d1}
.pcard h3{font-size:15px}.pcard .b{height:6px;background:#eceef2;border-radius:6px;overflow:hidden}.pcard .b i{display:block;height:100%;background:var(--acc)}
.pcard .r{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink3)}
/* task detail */
.wrap{display:grid;grid-template-columns:330px 1fr;gap:20px;align-items:start}
.lst{padding:10px}.lst h6{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink3);padding:12px 8px 6px}
.it{display:flex;gap:10px;padding:10px;border-radius:10px;align-items:flex-start;cursor:pointer;text-decoration:none}.it:hover{background:#f6f7f9}.it.on{background:#f0f1f4;outline:1.5px solid var(--ink)}
.it b{display:block;font-weight:500;font-size:13.5px;margin-bottom:5px}
.det{padding:22px 24px;display:flex;flex-direction:column;gap:18px;min-width:0}
.meta{display:flex;gap:14px 18px;font-size:13px;color:var(--ink2);flex-wrap:wrap;align-items:center}.meta b{color:var(--ink)}
.meta select,.meta input{height:30px;border:1px solid var(--line);border-radius:7px;padding:0 8px;font:inherit;font-size:13px;background:#fff}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;flex-wrap:wrap}.seg button{padding:8px 14px;font-size:13px;font-weight:600;color:var(--ink2);border:0;border-right:1px solid var(--line);background:#fff}.seg button:last-child{border-right:0}
.seg .on.new{background:#5b6270;color:#fff}.seg .on.prog{background:var(--blue);color:#fff}.seg .on.wait{background:#b26b00;color:#fff}.seg .on.done{background:var(--acc);color:#fff}
h4{font-size:13px;color:var(--ink2);font-weight:600;margin-bottom:10px;display:flex;justify-content:space-between;align-items:center}
.st{display:flex;gap:12px;align-items:center;padding:7px 0;border-bottom:1px solid var(--line);font-size:14px}.st:last-child{border:0}.st span{flex:1}
.st .x{opacity:0;border:0;background:none;color:var(--ink3);font-size:16px}.st:hover .x{opacity:1}
.pb{height:6px;background:#eceef2;border-radius:6px;overflow:hidden;width:160px}.pb i{display:block;height:100%;background:var(--acc)}
.msg{display:flex;gap:10px;margin-bottom:12px}.msg .bub{background:#f4f5f7;border-radius:10px;padding:10px 12px;font-size:13.5px;max-width:620px;white-space:pre-wrap;word-break:break-word}
.msg .bub small{display:block;color:var(--ink3);font-size:11.5px;margin-bottom:3px;white-space:normal}.msg.adm .bub{background:var(--blue-soft)}.msg.bot .bub{background:#f1f7f3}
.msg img{max-width:100%;max-height:320px;border-radius:8px;display:block;margin-top:6px;border:1px solid var(--line)}
.msg audio{display:block;margin-top:6px;max-width:100%}
.file{display:inline-flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12.5px;margin-top:6px;background:#fff;text-decoration:none}
.comp{border:1px solid var(--line);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:10px}
.comp textarea{border:0;outline:0;font:inherit;resize:vertical;min-height:52px}
.comp .bar2{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.tools{display:flex;gap:8px;flex-wrap:wrap}
.att{font-size:12.5px;color:var(--ink2);display:flex;gap:8px;align-items:center}
.time{display:flex;gap:10px;align-items:center;font-size:13px;flex-wrap:wrap}
.rec{color:var(--bad);font-weight:700}
/* stats */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.kpi{padding:16px 18px;display:flex;flex-direction:column;gap:4px}.kpi small{color:var(--ink2);font-size:12.5px;font-weight:600}
.kpi b{font-size:28px;font-weight:700}.kpi b.acc{color:var(--acc)}.kpi b.bad{color:var(--bad)}.kpi span{font-size:12px;color:var(--ink3)}
.row2{display:grid;grid-template-columns:1.25fr 1fr;gap:16px}
.box{padding:16px 18px;min-width:0}.box h3{font-size:14px;margin-bottom:12px;display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.lg{display:flex;gap:14px;font-size:12px;color:var(--ink2);font-weight:500;flex-wrap:wrap}.lg i{display:inline-block;width:9px;height:9px;border-radius:2px;margin-right:6px}
.pp{display:flex;flex-direction:column;gap:12px}.pp .r{display:grid;grid-template-columns:150px 1fr 48px;gap:12px;align-items:center;font-size:13px}
.pp .b{height:8px;background:#eceef2;border-radius:8px;overflow:hidden}.pp .b i{display:block;height:100%;background:var(--ink)}
.tbl{width:100%;border-collapse:collapse;font-size:13px}.tbl th{font-size:12px;color:var(--ink3);font-weight:600;text-align:left;padding:0 8px 8px 0;border-bottom:1px solid var(--line)}
.tbl td{padding:10px 8px 10px 0;border-bottom:1px solid var(--line)}.tbl tr:last-child td{border:0}
.red{color:var(--bad);font-weight:700}
.fe{display:grid;grid-template-columns:96px 1fr;gap:10px;font-size:13px;padding:8px 0;border-bottom:1px solid var(--line)}.fe:last-child{border:0}
.filters{display:flex;gap:8px;flex-wrap:wrap}.filters select{height:38px;border:1px solid var(--line);border-radius:9px;padding:0 10px;font:inherit;font-size:13px;font-weight:600;background:#fff}
/* modal */
.modal{position:fixed;inset:0;background:rgba(15,17,21,.45);display:grid;place-items:center;z-index:50;padding:16px}
.modal .card{width:min(460px,100%);padding:20px;display:flex;flex-direction:column;gap:14px;max-height:92vh;overflow:auto}
.modal.wide .card{width:min(760px,100%)}
.modal h3{font-size:17px}
canvas.pad{border:1px solid var(--line);border-radius:10px;touch-action:none;width:100%;background:#fff;cursor:crosshair}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;font-size:13.5px;z-index:60}
.toast.bad{background:var(--bad)}
/* login */
.login{min-height:100vh;display:grid;place-items:center;padding:16px}
.login .card{width:min(380px,100%);padding:28px;display:flex;flex-direction:column;gap:16px}
.login h1{font-size:20px}.login .mark{width:40px;height:40px;border-radius:10px;background:var(--ink);color:#fff;display:grid;place-items:center;font-weight:800;font-size:18px}
.errm{color:var(--bad);font-size:13px;min-height:18px}
code,pre{font-family:ui-monospace,Menlo,monospace;font-size:12.5px}
pre{background:#f4f5f7;border-radius:8px;padding:12px;overflow:auto;white-space:pre-wrap;word-break:break-all}
.bnav{display:none}
.mtop{display:none}
@media (max-width:1100px){.grid2,.row2{grid-template-columns:1fr}.kpis{grid-template-columns:repeat(2,1fr)}}
@media (max-width:860px){
  .app{grid-template-columns:1fr}.side{display:none}
  .main{padding:16px 16px 90px;gap:14px}
  .mtop{display:flex;align-items:center;justify-content:space-between;background:var(--ink);color:#fff;padding:12px 16px;position:sticky;top:0;z-index:20}
  .mtop b{font-size:15px}.mtop select{background:#2a2e36;color:#fff;border:0;border-radius:8px;height:32px;padding:0 8px;font:inherit;font-size:13px;max-width:55%}
  .bnav{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);justify-content:space-around;padding:6px 0 calc(8px + env(safe-area-inset-bottom));z-index:20}
  .bnav a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11px;color:var(--ink3);text-decoration:none;min-width:64px;min-height:44px;justify-content:center}
  .bnav a.on{color:var(--ink);font-weight:700}.bnav svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8}
  .top{flex-wrap:wrap}.top h1{font-size:20px}
  .wrap{grid-template-columns:1fr}.wrap.hasdet .lst{display:none}
  .th{display:none}.tr{grid-template-columns:24px 1fr auto;grid-template-areas:"c t s" ". w d"}.tr .drag,.tr .nc{display:none}
  .tr>.chk{grid-area:c}.tr>.t{grid-area:t}.tr>.who{grid-area:w}.tr>.dl{grid-area:d;text-align:right}.tr>.stc{grid-area:s}
  .kpis{grid-template-columns:1fr 1fr;gap:10px}.kpi b{font-size:22px}
  .det{padding:16px}.pp .r{grid-template-columns:110px 1fr 44px}
  .tbl.users th:nth-child(3),.tbl.users td:nth-child(3){display:none}
  .chk{width:24px;height:24px}
}