:root{
  --bg:#F8F3E4;
  --surface:#FFFDF6;
  --surface-2:#F1ECD9;
  --ink:#2E3122;
  --muted:#6C6F58;
  --faint:#9A9C85;
  --border:#E7E1CC;
  --border-strong:#CFC9AE;
  --accent:#424530;
  --accent-ink:#FBF6E4;
  --accent-soft:#ECE8D3;
  --accent-soft-ink:#3A3D28;
  --brand-orange:#E8973B;
  --shadow:0 1px 3px rgba(66,69,48,.08),0 4px 14px rgba(66,69,48,.06);
  --st-draft-bg:#EAECEA;      --st-draft-ink:#5A645C;
  --st-submitted-bg:#E2EAFB;  --st-submitted-ink:#2551B3;
  --st-checking-bg:#E0F0F4;   --st-checking-ink:#0E6B80;
  --st-missing-bg:#FBEEDA;    --st-missing-ink:#9A5B0B;
  --st-approved-bg:#E2F0E5;   --st-approved-ink:#1B7038;
  --st-rejected-bg:#F9E5E3;   --st-rejected-ink:#AE3227;
  --danger:#B4372C;
  --ok:#1B7038;
  --warn:#9A5B0B;
  color-scheme:light dark;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#181A11;
    --surface:#202316;
    --surface-2:#2A2D1D;
    --ink:#EAE8D8;
    --muted:#A6A78E;
    --faint:#7B7C66;
    --border:#333623;
    --border-strong:#4A4D33;
    --accent:#BCC48D;
    --accent-ink:#232612;
    --accent-soft:#31341F;
    --accent-soft-ink:#D3D9A9;
    --brand-orange:#EBA95C;
    --shadow:0 1px 3px rgba(0,0,0,.35),0 4px 14px rgba(0,0,0,.25);
    --st-draft-bg:#2A2F2B;     --st-draft-ink:#A5AFA7;
    --st-submitted-bg:#1F2B44; --st-submitted-ink:#8FB0F2;
    --st-checking-bg:#15323A;  --st-checking-ink:#6FC4D8;
    --st-missing-bg:#3A2C13;   --st-missing-ink:#E4AE58;
    --st-approved-bg:#1C3323;  --st-approved-ink:#7CC894;
    --st-rejected-bg:#3C201D;  --st-rejected-ink:#E88C81;
    --danger:#E07568;
    --ok:#7CC894;
    --warn:#E4AE58;
  }
}
:root[data-theme="dark"]{
  --bg:#181A11;
  --surface:#202316;
  --surface-2:#2A2D1D;
  --ink:#EAE8D8;
  --muted:#A6A78E;
  --faint:#7B7C66;
  --border:#333623;
  --border-strong:#4A4D33;
  --accent:#BCC48D;
  --accent-ink:#232612;
  --accent-soft:#31341F;
  --accent-soft-ink:#D3D9A9;
  --brand-orange:#EBA95C;
  --shadow:0 1px 3px rgba(0,0,0,.35),0 4px 14px rgba(0,0,0,.25);
  --st-draft-bg:#2A2F2B;     --st-draft-ink:#A5AFA7;
  --st-submitted-bg:#1F2B44; --st-submitted-ink:#8FB0F2;
  --st-checking-bg:#15323A;  --st-checking-ink:#6FC4D8;
  --st-missing-bg:#3A2C13;   --st-missing-ink:#E4AE58;
  --st-approved-bg:#1C3323;  --st-approved-ink:#7CC894;
  --st-rejected-bg:#3C201D;  --st-rejected-ink:#E88C81;
  --danger:#E07568;
  --ok:#7CC894;
  --warn:#E4AE58;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Mulish',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:14.5px;
  line-height:1.55;
}
h1,h2,h3,h4{font-family:'Mulish',system-ui,sans-serif;font-weight:700;text-wrap:balance;margin:0}
.mono{font-family:'IBM Plex Mono',ui-monospace,Consolas,monospace}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:var(--ink)}
a{color:var(--accent)}

/* ---------- app shell ---------- */
#app{min-height:100vh;display:flex;flex-direction:column}
.shell{display:flex;min-height:100vh}
.sidebar{
  width:224px;flex-shrink:0;background:var(--surface);
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.brand{padding:20px 18px 14px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border)}
.brand-mark{
  width:34px;height:34px;border-radius:9px;background:var(--accent);color:var(--brand-orange);
  display:flex;align-items:center;justify-content:center;
  font-family:'Playfair Display',serif;font-weight:700;font-size:18px;flex-shrink:0;
}
.brand-name{font-family:'Playfair Display',serif;font-weight:700;font-size:15px;letter-spacing:.02em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.nav{padding:12px 10px;display:flex;flex-direction:column;gap:2px;flex:1;overflow-y:auto}
.nav-label{font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--faint);padding:12px 10px 4px;font-weight:600}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;
  border:none;background:none;color:var(--muted);text-align:left;width:100%;
  font-weight:500;font-size:13.5px;
}
.nav-item:hover{background:var(--surface-2);color:var(--ink)}
.nav-item.active{background:var(--accent-soft);color:var(--accent-soft-ink);font-weight:600}
.nav-item .ico{width:18px;text-align:center;flex-shrink:0}
.nav-badge{margin-left:auto;background:var(--st-missing-bg);color:var(--st-missing-ink);font-size:11px;font-weight:700;border-radius:99px;padding:1px 7px}
.sidebar-foot{padding:12px 14px;border-top:1px solid var(--border);font-size:12px;color:var(--muted)}
.userchip{display:flex;align-items:center;gap:9px;margin-bottom:10px}
.avatar{width:30px;height:30px;border-radius:50%;background:var(--surface-2);border:1px solid var(--border-strong);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;color:var(--ink)}
.userchip b{display:block;font-size:12.5px;color:var(--ink)}
.userchip span{font-size:11px;color:var(--faint)}
.linkbtn{background:none;border:none;color:var(--accent);padding:0;font-size:12px;font-weight:600}
.linkbtn:hover{text-decoration:underline}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  display:flex;align-items:center;gap:14px;padding:14px 26px;
  border-bottom:1px solid var(--border);background:var(--surface);
  position:sticky;top:0;z-index:20;
}
.topbar h2{font-size:16.5px;font-weight:600}
.topbar .spacer{flex:1}
.demo-switch{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--muted)}
.content{padding:24px 26px 60px;max-width:1120px;width:100%;margin:0 auto}

/* ---------- primitives ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow)}
.card-pad{padding:18px 20px}
.card-head{padding:14px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.card-head h3{font-size:14.5px;font-weight:600}
.card-head .spacer{flex:1}
.grid{display:grid;gap:14px}
.stats{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.stat{padding:14px 16px;cursor:pointer;transition:border-color .12s}
.stat:hover{border-color:var(--border-strong)}
.stat .num{font-family:'Playfair Display',serif;font-size:27px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.1}
.stat .lbl{font-size:12px;color:var(--muted);margin-top:3px;display:flex;align-items:center;gap:6px}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block;flex-shrink:0}

.btn{
  display:inline-flex;align-items:center;gap:7px;justify-content:center;
  border-radius:8px;padding:8px 15px;font-weight:600;font-size:13.5px;
  border:1px solid var(--border-strong);background:var(--surface);color:var(--ink);
}
.btn:hover{background:var(--surface-2)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.06)}
.btn.danger{color:var(--danger);border-color:var(--danger)}
.btn.warn{color:var(--warn);border-color:var(--warn)}
.btn.sm{padding:5px 11px;font-size:12.5px;border-radius:7px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn:focus-visible,.nav-item:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:1px}

.pill{
  display:inline-flex;align-items:center;gap:6px;border-radius:99px;
  padding:2.5px 11px;font-size:12px;font-weight:600;white-space:nowrap;
}
.pill .dot{width:6.5px;height:6.5px;background:currentColor}

table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{
  text-align:left;font-size:11px;letter-spacing:.07em;text-transform:uppercase;
  color:var(--faint);font-weight:600;padding:10px 14px;border-bottom:1px solid var(--border);
  white-space:nowrap;
}
.tbl td{padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:middle}
.tbl tr:last-child td{border-bottom:none}
.tbl tbody tr{cursor:pointer}
.tbl tbody tr:hover{background:var(--surface-2)}
.tbl .sub{font-size:12px;color:var(--muted)}
.tblwrap{overflow-x:auto}
.tabnum{font-variant-numeric:tabular-nums}

.field{display:flex;flex-direction:column;gap:5px;margin-bottom:14px}
.field label{font-size:12.5px;font-weight:600;color:var(--muted)}
.field label .req{color:var(--danger)}
.field input,.field select,.field textarea{
  border:1px solid var(--border-strong);border-radius:8px;padding:8px 11px;
  background:var(--surface);font-size:13.5px;width:100%;
}
.field textarea{resize:vertical;min-height:70px}
.form-cols{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
@media(max-width:760px){.form-cols{grid-template-columns:1fr}}
.hint{font-size:12px;color:var(--faint)}

.empty{padding:38px 20px;text-align:center;color:var(--muted);font-size:13.5px}
.empty .big{font-size:26px;margin-bottom:6px}

/* ---------- login ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg)}
.login-card{width:100%;max-width:400px}
.login-hero{text-align:center;margin-bottom:22px}
.login-hero .brand-mark{width:52px;height:52px;font-size:25px;border-radius:13px;margin:0 auto 12px}
.login-hero h1{font-family:'Playfair Display',serif;font-size:23px;font-weight:700}
.login-hero p{color:var(--muted);font-size:13px;margin:5px 0 0}
.quick{display:flex;flex-direction:column;gap:8px;margin-top:16px}
.quick-btn{
  display:flex;align-items:center;gap:11px;text-align:left;width:100%;
  border:1px solid var(--border);border-radius:10px;background:var(--surface);
  padding:10px 13px;
}
.quick-btn:hover{border-color:var(--accent);background:var(--accent-soft)}
.quick-btn b{display:block;font-size:13.5px}
.quick-btn span{font-size:12px;color:var(--muted)}
.divider{display:flex;align-items:center;gap:10px;color:var(--faint);font-size:11.5px;margin:18px 0 4px;letter-spacing:.05em}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--border)}

/* ---------- case detail ---------- */
.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:16px;align-items:start}
@media(max-width:980px){.detail-grid{grid-template-columns:1fr}}
.kv{display:grid;grid-template-columns:120px 1fr;gap:7px 14px;font-size:13.5px}
.kv dt{color:var(--muted);margin:0}
.kv dd{margin:0;font-weight:500;overflow-wrap:anywhere}
.doc-row{display:flex;align-items:center;gap:12px;padding:11px 20px;border-bottom:1px solid var(--border)}
.doc-row:last-child{border-bottom:none}
.doc-state{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;flex-shrink:0;font-weight:700}
.doc-state.ok{background:var(--st-approved-bg);color:var(--st-approved-ink)}
.doc-state.no{background:var(--surface-2);color:var(--faint);border:1.5px dashed var(--border-strong)}
.doc-state.miss{background:var(--st-missing-bg);color:var(--st-missing-ink)}
.doc-main{flex:1;min-width:0}
.doc-main b{font-size:13.5px;display:block}
.doc-main .files{font-size:12px;color:var(--muted);overflow-wrap:anywhere}
.doc-tag{font-size:10.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--faint);font-weight:600}
.doc-tag.reqd{color:var(--danger)}
.progressbar{height:7px;border-radius:99px;background:var(--surface-2);overflow:hidden}
.progressbar i{display:block;height:100%;background:var(--accent);border-radius:99px;transition:width .25s}

.timeline{list-style:none;margin:0;padding:4px 0 4px 6px}
.timeline li{position:relative;padding:0 0 16px 20px;font-size:12.5px}
.timeline li::before{content:"";position:absolute;left:0;top:5px;width:9px;height:9px;border-radius:50%;background:var(--accent);border:2px solid var(--surface)}
.timeline li::after{content:"";position:absolute;left:4px;top:16px;bottom:-2px;width:1.5px;background:var(--border)}
.timeline li:last-child::after{display:none}
.timeline b{display:block}
.timeline .t{color:var(--faint);font-size:11.5px}

.comment{padding:11px 0;border-bottom:1px solid var(--border);font-size:13px}
.comment:last-child{border-bottom:none}
.comment .who{font-weight:600;font-size:12.5px}
.comment .t{color:var(--faint);font-size:11.5px;margin-left:7px;font-weight:400}
.comment p{margin:4px 0 0;color:var(--ink)}
.comment.sys p{color:var(--warn)}

/* ---------- filters ---------- */
.filters{display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.filters input[type=search]{border:1px solid var(--border-strong);border-radius:8px;padding:7px 12px;background:var(--surface);min-width:200px}
.filters select{border:1px solid var(--border-strong);border-radius:8px;padding:7px 10px;background:var(--surface)}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--border-strong);background:var(--surface);border-radius:99px;padding:4.5px 13px;font-size:12.5px;font-weight:600;color:var(--muted)}
.chip:hover{border-color:var(--accent)}
.chip.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}

/* ---------- modal & toast ---------- */
.overlay{position:fixed;inset:0;background:rgba(10,14,12,.45);display:flex;align-items:center;justify-content:center;z-index:60;padding:20px}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);width:100%;max-width:460px;max-height:88vh;overflow-y:auto}
.modal .card-head h3{font-size:15px}
.modal-foot{padding:14px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:9px}
.checkrow{display:flex;align-items:center;gap:10px;padding:8px 0;font-size:13.5px}
.checkrow input{width:16px;height:16px;accent-color:var(--accent)}
#toasts{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;gap:8px;z-index:99;align-items:center}
.toast{
  background:var(--ink);color:var(--bg);border-radius:10px;padding:9px 17px;
  font-size:13px;font-weight:600;box-shadow:var(--shadow);
  animation:pop .18s ease-out;max-width:90vw;text-align:center;
}
@keyframes pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.toast{animation:none}.progressbar i{transition:none}}

.note{
  background:var(--st-missing-bg);color:var(--st-missing-ink);
  border-radius:10px;padding:11px 15px;font-size:13px;margin-bottom:14px;font-weight:500;
}
.proto-tag{
  position:fixed;bottom:12px;right:14px;z-index:50;font-size:10.5px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--faint);background:var(--surface);
  border:1px solid var(--border);border-radius:99px;padding:3px 11px;font-weight:600;
}
@media print{
  body{background:#fff}
  #app,.proto-tag,#toasts{display:none!important}
  .overlay{position:static;background:none;padding:0;display:block}
  .modal{border:none;box-shadow:none;max-width:100%;max-height:none;overflow:visible;border-radius:0}
  .modal-foot,.no-print{display:none!important}
}
@media(max-width:860px){
  .sidebar{width:64px}
  .sidebar .brand-name,.sidebar .brand-sub,.sidebar .nav-item span.txt,.nav-label,.sidebar-foot .userchip div{display:none}
  .nav-item{justify-content:center}
  .nav-badge{display:none}
  .content{padding:18px 14px 60px}
}

/* ---- M2e: dashboard & reports ---- */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:13px 16px;box-shadow:var(--shadow)}
.kpi b{display:block;font-size:21px;font-family:'IBM Plex Mono',monospace;letter-spacing:-.5px}
.kpi span{font-size:11.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.kpi .sub2{font-size:11.5px;color:var(--faint);margin-top:2px}
.month-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.month-nav .mono-month{font-family:'IBM Plex Mono',monospace;font-size:15px;font-weight:600;min-width:86px;text-align:center}
tfoot td{font-weight:700;border-top:2px solid var(--border-strong);background:var(--surface-2)}
@media print{
  .sidebar,.topbar,.month-nav,.no-print,#toasts{display:none !important}
  .main{margin:0}.content{padding:0}
  body{background:#fff}
  .card{box-shadow:none;border:1px solid #ccc;break-inside:avoid}
}