:root{
  --red:#BD2132; --red-dark:#9b1828; --red-soft:#fbeaec;
  --bg:#f3f4f6; --card:#fff; --ink:#1b1d22; --muted:#6b7280; --line:#e5e7eb;
  --green:#15803d; --green-soft:#e7f6ec; --amber:#b45309; --amber-soft:#fdf3e1;
  --blue:#1d4ed8; --blue-soft:#e8eefc; --radius:16px;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 Inter,system-ui,sans-serif}
a{color:var(--red)}
button,input,select,textarea{font:inherit}
.boot{padding:40px;text-align:center;color:var(--muted)}
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}
.login .card{max-width:400px;width:100%;padding:32px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px}
.logo{width:34px;height:34px;border-radius:9px;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.brand small{display:block;font-weight:500;font-size:12px;color:var(--muted)}
.top{background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:10px 20px;position:sticky;top:0;z-index:5}
.top .grow{flex:1}
.top select{max-width:220px}
.layout{display:flex;min-height:calc(100vh - 57px)}
nav.side{width:220px;background:var(--red);padding:16px 12px;flex-shrink:0}
nav.side a{display:flex;align-items:center;justify-content:space-between;color:#fff;text-decoration:none;padding:10px 14px;border-radius:12px;margin-bottom:4px;font-weight:500}
nav.side a:hover{background:rgba(255,255,255,.12)}
nav.side a.active{background:#fff;color:var(--red)}
nav.side .count{background:rgba(255,255,255,.25);border-radius:999px;min-width:22px;height:22px;font-size:12px;display:inline-flex;align-items:center;justify-content:center;padding:0 6px}
nav.side a.active .count{background:var(--red-soft)}
main{flex:1;padding:24px;max-width:1200px;min-width:0}
h1{font-size:22px;margin:0 0 4px}
h2{font-size:17px;margin:0 0 12px}
.sub{color:var(--muted);margin:0 0 20px}
.card{background:var(--card);border-radius:var(--radius);padding:20px;border:1px solid var(--line)}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.kpi .n{font-size:30px;font-weight:700;line-height:1.1}
.kpi .l{color:var(--muted);font-size:13px}
.kpi .d{font-size:12px;margin-top:4px}
.up{color:var(--green)} .down{color:var(--red)}
.mt{margin-top:16px}
.btn{border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 14px;cursor:pointer;font-weight:500;color:var(--ink)}
.btn:hover{border-color:#cbd0d8}
.btn.primary{background:var(--red);border-color:var(--red);color:#fff}
.btn.primary:hover{background:var(--red-dark)}
.btn.sm{padding:5px 10px;font-size:13px}
.btn.ghost{border-color:transparent;background:transparent}
.btn:disabled{opacity:.5;cursor:default}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.right{margin-left:auto}
input[type=text],input[type=email],input[type=url],input[type=date],input[type=number],select,textarea{
  width:100%;border:1px solid var(--line);border-radius:10px;padding:9px 12px;background:#fff;color:var(--ink)}
textarea{min-height:90px;resize:vertical}
label{display:block;font-size:13px;font-weight:500;margin:12px 0 4px}
.check{display:flex;gap:8px;align-items:flex-start;font-weight:400}
.check input{margin-top:4px}
.list{display:flex;flex-direction:column;gap:10px}
.item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.item .meta{color:var(--muted);font-size:12px;display:flex;gap:10px;flex-wrap:wrap}
.item .title{font-weight:600;margin:2px 0}
.item .excerpt{margin:6px 0 10px;white-space:pre-wrap}
a.item{display:block;color:inherit;text-decoration:none}
a.item:hover{border-color:#cbd0d8}
.tag{display:inline-block;border-radius:999px;padding:2px 9px;font-size:12px;font-weight:500;background:#eef0f3;color:#374151}
.tag.critical{background:var(--red);color:#fff}
.tag.important{background:var(--amber-soft);color:var(--amber)}
.tag.standard{background:var(--blue-soft);color:var(--blue)}
.tag.opportunity{background:var(--green-soft);color:var(--green)}
.tag.positive{background:var(--green-soft);color:var(--green)}
.tag.negative{background:var(--red-soft);color:var(--red)}
.tag.neutral{background:#eef0f3;color:#4b5563}
.tag.wait-client{background:var(--amber-soft);color:var(--amber)}
.tag.wait-red{background:var(--blue-soft);color:var(--blue)}
.tag.overdue{background:var(--red);color:#fff}
.tabs{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}
.tabs button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px;cursor:pointer}
.tabs button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.case-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:16px}
.thread{display:flex;flex-direction:column;gap:10px;max-height:520px;overflow:auto;padding-right:4px}
.msg{border-radius:14px;padding:10px 14px;background:#f6f7f9;max-width:88%}
.msg.mine{align-self:flex-end;background:var(--red-soft)}
.msg.internal{background:#fff8e6;border:1px dashed #e9c46a}
.msg .who{font-size:12px;color:var(--muted);margin-bottom:2px}
.msg .body{white-space:pre-wrap}
.decision{border:1px solid var(--line);border-radius:14px;padding:14px;margin-top:10px}
.steps{display:flex;gap:4px;margin:12px 0 4px;flex-wrap:wrap}
.steps span{flex:1;min-width:70px;text-align:center;font-size:11px;padding:6px 4px;border-radius:8px;background:#eef0f3;color:var(--muted)}
.steps span.done{background:var(--red-soft);color:var(--red)}
.steps span.now{background:var(--red);color:#fff}
.bar{height:10px;border-radius:999px;background:#eef0f3;overflow:hidden;display:flex}
.bar i{display:block;height:100%}
.legend{display:flex;gap:14px;font-size:12px;color:var(--muted);margin-top:6px;flex-wrap:wrap}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:5px}
.empty{color:var(--muted);text-align:center;padding:30px 10px}
.modal-bg{position:fixed;inset:0;background:rgba(17,24,39,.45);display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;z-index:20;overflow:auto}
.modal{background:#fff;border-radius:18px;max-width:560px;width:100%;padding:24px}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 18px;border-radius:12px;z-index:30;font-size:14px}
.note{background:#f6f7f9;border-radius:12px;padding:10px 12px;color:var(--muted);font-size:13px}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:9px 8px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;color:var(--muted);font-weight:600}
.menu-btn{display:none}
@media (max-width:900px){
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .case-grid,.g2{grid-template-columns:1fr}
}
@media (max-width:720px){
  .menu-btn{display:inline-block}
  nav.side{position:fixed;left:0;top:57px;bottom:0;z-index:10;transform:translateX(-100%);transition:transform .2s}
  nav.side.open{transform:none}
  main{padding:16px}
  .top{padding:10px 16px}
  .top .who{display:none}
  .msg{max-width:100%}
}