:root{
  --bg:#f3f6fb;
  --bg-soft:#eef3fb;
  --surface:#ffffff;
  --surface-soft:#f8fafc;
  --border:#e2e8f0;
  --text:#24313f;
  --muted:#667085;
  --primary:#22308c;
  --primary-2:#2b64e8;
  --accent:#ff7a1a;
  --accent-2:#ff4d2d;
  --success:#0f9f6e;
  --danger:#dc2626;
  --warning:#d97706;
  --shadow:0 10px 30px rgba(15,23,42,.08);
  --radius:18px;
}

*{box-sizing:border-box}
html,body{min-height:100%}
body{
  margin:0;
  font-family:Inter,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.5;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}

.layout{display:flex;min-height:100vh;align-items:stretch}

/* Sidebar */
.sidebar{
  width:280px;
  background:linear-gradient(180deg,#0e1b3b 0%, #12275f 100%);
  color:#d7def3;
  padding:24px 18px;
  display:flex;
  flex-direction:column;
  flex-shrink:0;
  position:sticky;
  top:0;
  height:100vh;
}
.sidebar-logo{
  display:flex;
  align-items:center;
  gap:14px;
  padding:8px 10px 20px;
  margin-bottom:10px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.sidebar-logo-mark{width:56px;max-height:46px;object-fit:contain;filter:drop-shadow(0 6px 12px rgba(0,0,0,.25));}
.sidebar-logo-title{font-size:24px;font-weight:800;color:#fff;line-height:1.1}
.sidebar-logo small,.sidebar-footer-note{display:block;color:#aab7da;font-size:12px}
.sidebar .nav{display:flex;flex-direction:column;flex:1;gap:4px;margin-top:8px}
.sidebar a{
  display:block;
  padding:12px 14px;
  border-radius:12px;
  margin:0;
  font-size:14px;
  color:#d7def3;
  transition:.18s ease;
}
.sidebar a:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateX(2px)}
.sidebar a.active{background:linear-gradient(90deg, rgba(255,122,26,.22), rgba(43,100,232,.20)); color:#fff; font-weight:700; border:1px solid rgba(255,255,255,.08)}
.sidebar-logout{margin-top:auto!important;color:#fecaca!important;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}
.sidebar-logout:hover{background:rgba(220,38,38,.15)!important;color:#fff!important}
.sidebar-footer-note{margin-top:14px;padding:0 10px;color:#8fa0cc}

/* Main + topbar */
.main{flex:1;padding:26px;max-width:none}
.topbar{
  min-height:84px;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  border:1px solid rgba(226,232,240,.95);
  border-radius:20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 22px;
  position:sticky;
  top:16px;
  z-index:20;
  margin-bottom:26px;
  box-shadow:0 6px 20px rgba(15,23,42,.05);
}
.topbar-brand{display:flex;align-items:center;gap:14px}
.topbar-mark{width:54px;max-height:40px;object-fit:contain}
.topbar-brand strong{display:block;font-size:18px;color:var(--primary)}
.topbar-brand small{display:block;color:var(--muted);font-size:12px}
.userbox{display:flex;align-items:center;gap:14px}
.user-info{text-align:right}
.user-info strong{display:block}
.user-info span{display:inline-block}
.brand{font-size:24px;font-weight:800;color:var(--primary)}

.page-title{margin:6px 0 24px}
.page-title h1{margin:0 0 6px;font-size:40px;line-height:1.08;letter-spacing:-.02em}
.page-title p{margin:0;color:var(--muted);font-size:18px}

.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:24px}
.card,.panel{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:24px;
  box-shadow:var(--shadow);
}
.card{padding:22px}
.stat-title{color:var(--muted);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.stat-number{font-size:40px;font-weight:800;margin-top:10px;color:var(--primary)}
.panel h2{margin:0 0 16px;font-size:22px}

.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:14px 12px;border-bottom:1px solid #edf2f7;text-align:left;font-size:14px;vertical-align:top}
th{background:#f8fbff;color:#506178;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.04em}
tr:hover td{background:#fbfdff}

.badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:6px 11px;
  border-radius:999px;
  font-size:11px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.04em;
}
.badge.neutral{background:#e8eefc;color:var(--primary)}
.pending{background:#fff7ed;color:#c2410c}
.approved{background:#ecfdf5;color:#047857}
.rejected{background:#fef2f2;color:#b91c1c}
.correction-required{background:#fefce8;color:#a16207}
.processing{background:#eff6ff;color:#1d4ed8}
.completed{background:#eef2ff;color:#4338ca}

.btn{
  border:0;
  border-radius:12px;
  padding:11px 16px;
  font-weight:800;
  font-size:14px;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  transition:.18s ease;
}
.btn:hover{transform:translateY(-1px);filter:brightness(.98)}
.btn-primary{background:linear-gradient(135deg,var(--primary-2),var(--primary));color:#fff;box-shadow:0 10px 22px rgba(34,48,140,.22)}
.btn-success{background:linear-gradient(135deg,#10b981,#0f9f6e);color:#fff}
.btn-danger{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff}
.btn-warning{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff}
.btn-secondary{background:#edf2f7;color:#18212f;border:1px solid #d6deea}
.btn-light{background:#fff;color:#18212f;border:1px solid #d6deea}
.btn-small{padding:9px 13px;font-size:13px}
.btn-block{width:100%}
.btn + .btn{margin-left:8px}

.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.form-group{margin-bottom:16px}
.form-group.full{grid-column:1/-1}
label{display:block;font-weight:800;font-size:13px;margin-bottom:8px;color:#324255}
input,select,textarea{
  width:100%;padding:12px 14px;border:1px solid #d4dce7;border-radius:12px;background:#fff;color:var(--text);
  transition:border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
input:focus,select:focus,textarea:focus{
  outline:none;border-color:#7aa0ff;box-shadow:0 0 0 4px rgba(59,130,246,.12)
}
textarea{resize:vertical;min-height:120px}
.help-text{display:block;color:var(--muted);font-size:12px;margin-top:7px}
.inline-help{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.inline-form{display:grid;grid-template-columns:minmax(120px,1fr) minmax(180px,1.5fr) auto;gap:8px;align-items:center}
.form-spaced{margin-top:18px}

.alert{
  padding:14px 16px;
  border-radius:14px;
  margin-bottom:18px;
  border:1px solid transparent;
  font-size:14px;
}
.alert.success{background:#ecfdf5;color:#047857;border-color:#a7f3d0}
.alert.error{background:#fef2f2;color:#b91c1c;border-color:#fecaca}
.alert.info{background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}

.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:18px}
.detail{background:#f8fbff;border:1px solid #e7eef8;border-radius:14px;padding:14px 16px}
.detail small{display:block;color:var(--muted);margin-bottom:5px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.action-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.history-item{padding:14px 0;border-bottom:1px solid #edf0f4}
.history-item:last-child{border-bottom:0}
.history-item span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.history-item p{margin:8px 0 0}
.ai-box{background:#f5f9ff;border:1px solid #d8e4ff;border-radius:18px;padding:22px}
.ai-answer{white-space:pre-line;line-height:1.7;margin-top:12px}
.empty{text-align:center;color:var(--muted);padding:25px}
code{background:#f3f4f6;padding:2px 5px;border-radius:4px}

.support-doc-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.modal-overlay{
  position:fixed;inset:0;background:rgba(15,23,42,.62);display:flex;align-items:center;justify-content:center;padding:18px;z-index:90;
}
.modal-overlay[hidden]{display:none}
.modal-dialog{
  width:min(1120px,100%);height:min(86vh,820px);background:#fff;border-radius:22px;overflow:hidden;box-shadow:0 25px 60px rgba(0,0,0,.35);display:flex;flex-direction:column
}
.modal-header{
  padding:16px 18px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;background:#f8fbff
}
.modal-title{font-weight:800;font-size:18px;color:var(--primary)}
.modal-body{flex:1;background:#eef3fb}
.modal-body iframe{width:100%;height:100%;border:0;background:#fff}
.modal-close{border:0;background:#e2e8f0;color:#0f172a;border-radius:999px;width:38px;height:38px;font-size:20px;cursor:pointer;font-weight:800}

/* Login */
.login-page{
  min-height:100vh;
  background:
    radial-gradient(circle at top left, rgba(255,122,26,.18), transparent 28%),
    radial-gradient(circle at bottom right, rgba(34,48,140,.22), transparent 34%),
    linear-gradient(135deg,#eef3fb 0%, #f8fbff 52%, #eef4ff 100%);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:26px;
}
.login-shell{
  width:min(1240px,100%);
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:28px;
  align-items:stretch;
}
.login-hero,.login-card{
  background:rgba(255,255,255,.86);
  border:1px solid rgba(255,255,255,.9);
  border-radius:28px;
  box-shadow:0 18px 50px rgba(15,23,42,.10);
}
.login-hero{padding:36px;display:flex;flex-direction:column;justify-content:space-between}
.login-hero-inner{display:flex;flex-direction:column;gap:26px}
.login-logo-full{width:min(520px,100%)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#eef4ff;color:var(--primary);font-size:12px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}
.login-hero-copy h1{margin:0 0 12px;font-size:40px;line-height:1.08;letter-spacing:-.03em;color:#0f172a}
.login-hero-copy p{margin:0;color:#4b5563;font-size:17px;max-width:60ch}
.login-feature-list{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:12px}
.login-feature-list li{position:relative;padding-left:28px;color:#334155}
.login-feature-list li::before{content:"";position:absolute;left:0;top:8px;width:12px;height:12px;border-radius:999px;background:linear-gradient(135deg,var(--accent),var(--primary-2));box-shadow:0 0 0 6px rgba(255,122,26,.12)}
.endorsement-line{font-size:13px;font-weight:700;color:#64748b}
.login-card-wrap{display:flex;align-items:center}
.login-card{width:100%;padding:32px}
.login-brand-mini{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.login-brand-mark{width:68px;max-height:48px;object-fit:contain}
.login-brand-mini strong{display:block;font-size:20px;color:var(--primary)}
.login-brand-mini span{display:block;font-size:12px;color:var(--muted)}
.login-card h2{margin:0 0 6px;font-size:28px}
.login-caption{margin:0 0 22px;color:var(--muted)}
.login-form .form-group{margin-bottom:18px}

/* Responsive */
@media(max-width:1200px){
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .page-title h1{font-size:34px}
}
@media(max-width:980px){
  .login-shell{grid-template-columns:1fr}
  .login-hero{order:2}
  .login-card-wrap{order:1}
  .sidebar{width:240px}
  .main{padding:20px}
}
@media(max-width:760px){
  .layout{display:block}
  .sidebar{width:100%;height:auto;position:relative;border-radius:0;padding:16px 14px}
  .sidebar .nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .sidebar a{padding:10px 12px}
  .sidebar-logout{margin-top:0!important}
  .sidebar-footer-note{display:none}
  .main{padding:16px}
  .topbar{top:8px;padding:14px 16px;margin-bottom:18px;min-height:72px;border-radius:16px}
  .topbar-mark{width:42px}
  .topbar-brand strong{font-size:16px}
  .topbar-brand small{font-size:11px}
  .userbox{gap:10px;align-items:flex-start;flex-direction:column}
  .user-info{text-align:left}
  .cards,.form-grid,.detail-grid{grid-template-columns:1fr}
  .inline-form{grid-template-columns:1fr}
  .page-title h1{font-size:28px}
  .page-title p{font-size:16px}
  th,td{white-space:nowrap}
  .btn + .btn{margin-left:0}
  .action-row .btn{width:100%}
  .login-page{padding:16px}
  .login-hero,.login-card{border-radius:22px}
  .login-hero{padding:24px}
  .login-card{padding:24px}
  .login-hero-copy h1{font-size:30px}
}

/* v2.3.1 hotfix: hard logo bounds + cache-safe stylesheet */
.sidebar-logo{overflow:hidden}
.sidebar-logo-mark{width:56px!important;height:42px!important;max-width:56px!important;max-height:42px!important;object-fit:contain!important;flex:0 0 56px}
.topbar-mark{width:54px!important;height:40px!important;max-width:54px!important;max-height:40px!important;object-fit:contain!important}
.login-brand-mark{width:68px!important;height:48px!important;max-width:68px!important;max-height:48px!important;object-fit:contain!important}
.login-logo-full{width:min(520px,100%)!important;height:auto!important;max-width:100%!important;object-fit:contain!important}

/* v2.3.2 visual hotfix */
.sidebar{
  padding-bottom:calc(34px + env(safe-area-inset-bottom));
  overflow-y:auto;
}
.sidebar-footer-note{
  margin-top:18px;
  margin-bottom:4px;
  padding:0 10px 2px;
  line-height:1.4;
}

/* v2.3.3 sidebar logo contrast treatment */
.sidebar-logo{
  align-items:center;
  gap:14px;
}
.sidebar-logo-mark{
  background:linear-gradient(180deg,#ffffff 0%,#f3f7ff 100%);
  border:1px solid rgba(255,255,255,.88);
  border-radius:14px;
  padding:7px!important;
  width:64px!important;
  height:52px!important;
  max-width:64px!important;
  max-height:52px!important;
  flex:0 0 64px;
  object-fit:contain!important;
  box-shadow:0 8px 22px rgba(4,12,34,.28), inset 0 0 0 1px rgba(34,48,140,.05);
}