:root{
  --paper:#F5F3EE; --card:#FFFFFF; --ink:#20242B; --ink-soft:#5B6068; --line:#DCD6C6;
  --brass:#B8862E; --brass-dark:#8F6820; --brass-light:#E3B564;
  --ok:#3F7D58; --ok-bg:#E7F1EA;
  --warn:#C0562A; --warn-bg:#FBEAE0;
  --hold:#6C6450; --hold-bg:#EFEADA;
  --danger:#B23A34; --danger-bg:#F3E4E0;
  --shadow-sm:0 1px 2px rgba(32,36,43,0.06);
  --shadow:0 1px 3px rgba(32,36,43,0.07), 0 6px 16px rgba(32,36,43,0.06);
  --shadow-lg:0 4px 10px rgba(32,36,43,0.08), 0 14px 32px rgba(32,36,43,0.10);
  --radius:12px;
}
*{box-sizing:border-box;}
::selection{background:var(--brass-light);color:var(--ink);}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:#CFC9B8;border-radius:10px;border:2px solid var(--paper);}
::-webkit-scrollbar-thumb:hover{background:var(--brass);}

body{margin:0;font-family:'IBM Plex Sans',sans-serif;background:var(--paper);color:var(--ink);
  background-image:radial-gradient(circle at 1px 1px, rgba(32,36,43,0.055) 1px, transparent 0);
  background-size:22px 22px;
  -webkit-font-smoothing:antialiased;}

.app{display:flex;min-height:100vh;}

/* ---------- Sidebar ---------- */
.sidebar{
  width:250px;flex-shrink:0;
  background:linear-gradient(175deg,#23272F 0%, var(--ink) 55%, #1A1D22 100%);
  color:#EDEAE0;padding:28px 0;display:flex;flex-direction:column;
  box-shadow:2px 0 18px rgba(0,0,0,0.18);position:relative;z-index:2;
}
.brand{padding:0 24px 22px 24px;border-bottom:1px solid rgba(255,255,255,0.12);margin-bottom:10px;}
.brand-mark{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:27px;color:#fff;letter-spacing:0.3px;
  text-shadow:0 1px 0 rgba(0,0,0,0.2);}
.brand-sub{font-family:'IBM Plex Mono',monospace;font-size:10.5px;color:var(--brass-light);letter-spacing:1.4px;margin-top:5px;text-transform:uppercase;}
nav{padding:14px 12px;display:flex;flex-direction:column;gap:3px;}
.navbtn{
  display:flex;align-items:baseline;gap:11px;padding:11px 13px;color:#C9C6BC;text-decoration:none;
  font-size:14.5px;font-weight:500;border-radius:8px;transition:background .18s ease,color .18s ease,transform .12s ease;
  position:relative;border:none;background:none;text-align:left;cursor:pointer;width:100%;font-family:'IBM Plex Sans',sans-serif;
}
.navbtn .num{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--brass);width:16px;flex-shrink:0;transition:color .18s ease;}
.navbtn:hover{background:rgba(255,255,255,0.07);color:#fff;transform:translateX(2px);}
.navbtn.active{background:linear-gradient(90deg, rgba(184,134,46,0.22), rgba(184,134,46,0.06));color:#fff;box-shadow:inset 3px 0 0 var(--brass);}
.navbtn.active .num{color:var(--brass-light);}
.nav-divider{margin:14px 20px 6px;font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:1.6px;color:#767268;text-transform:uppercase;}
.sidebar-foot{margin-top:auto;padding:16px 24px 0;border-top:1px solid rgba(255,255,255,0.1);font-size:12px;color:#8A8676;line-height:1.7;}
.sidebar-foot a{transition:opacity .15s;}
.sidebar-foot a:hover{opacity:0.75;}

/* ---------- Main content ---------- */
main{flex:1;padding:40px 46px;max-width:1000px;}
.page-head{margin-bottom:28px;}
.eyebrow{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:1.6px;color:var(--brass-dark);text-transform:uppercase;font-weight:600;}
h1{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:35px;margin:5px 0 7px;letter-spacing:0.2px;}
.desc{color:var(--ink-soft);font-size:14.5px;max-width:580px;line-height:1.55;}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow);margin-bottom:22px;transition:box-shadow .2s ease;position:relative;overflow:hidden;
}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg, var(--brass), var(--brass-light), transparent 80%);opacity:0.85;}
.card:hover{box-shadow:var(--shadow-lg);}

label{display:block;font-size:12.5px;font-weight:600;color:var(--ink-soft);margin-bottom:6px;text-transform:uppercase;letter-spacing:0.5px;}
input[type=text],input[type=password],input[type=date],textarea,select{
  width:100%;padding:11px 13px;border:1.5px solid var(--line);border-radius:8px;
  font-family:'IBM Plex Sans',sans-serif;font-size:14.5px;background:#FCFBF8;color:var(--ink);margin-bottom:16px;
  transition:border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
input[type=file]{width:100%;padding:9px 4px;margin-bottom:16px;font-size:13.5px;color:var(--ink-soft);}
.mono{font-family:'IBM Plex Mono',monospace;letter-spacing:0.5px;}
textarea{resize:vertical;min-height:74px;}
input:hover,textarea:hover,select:hover{border-color:#C7C0AC;}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--brass);background:#fff;
  box-shadow:0 0 0 3px rgba(184,134,46,0.14);}
.row{display:flex;gap:16px;}
.row > div{flex:1;}

button.primary,input[type=submit]{
  background:linear-gradient(180deg,#2B2F38,var(--ink));color:#fff;border:none;padding:12px 22px;border-radius:8px;
  font-family:'IBM Plex Sans',sans-serif;font-weight:600;font-size:14px;cursor:pointer;
  box-shadow:0 1px 2px rgba(0,0,0,0.15), 0 4px 10px rgba(32,36,43,0.18);
  transition:transform .12s ease, box-shadow .12s ease, background .15s ease;
  letter-spacing:0.2px;
}
button.primary:hover,input[type=submit]:hover{
  background:linear-gradient(180deg,#3A404B,#2B2F38);transform:translateY(-1px);
  box-shadow:0 2px 4px rgba(0,0,0,0.18), 0 8px 18px rgba(32,36,43,0.22);
}
button.primary:active,input[type=submit]:active{transform:translateY(0);}

.badge{display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:20px;font-size:11.5px;font-weight:600;
  font-family:'IBM Plex Mono',monospace;letter-spacing:0.3px;text-transform:uppercase;box-shadow:inset 0 0 0 1px rgba(0,0,0,0.03);}
.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor;flex-shrink:0;}
.badge.Pending{background:var(--hold-bg);color:var(--hold);}
.badge.InService{background:var(--warn-bg);color:var(--warn);}
.badge.ReadyforOutward{background:#E4EEF7;color:#2F5F84;}
.badge.Outward{background:var(--ok-bg);color:var(--ok);}
.badge.OnHold{background:var(--danger-bg);color:var(--danger);}
.badge.Inspection{background:var(--hold-bg);color:var(--hold);}
.badge.Diagnosis{background:var(--warn-bg);color:var(--warn);}
.badge.EstimatePending{background:#F3E9D8;color:var(--brass-dark);}
.badge.Approved{background:var(--ok-bg);color:var(--ok);}
.badge.Repair{background:var(--warn-bg);color:var(--warn);}
.badge.Testing{background:#E4EEF7;color:#2F5F84;}
.badge.QA{background:#E4EEF7;color:#2F5F84;}
.badge.Rejected{background:var(--danger-bg);color:var(--danger);}
.badge.Quarantine{background:#FBE7D0;color:#B4560A;}
.badge.Archived{background:#EDEDED;color:#666;}
.badge.Unpaid{background:var(--danger-bg);color:var(--danger);}
.badge.PartiallyPaid{background:var(--warn-bg);color:var(--warn);}
.badge.Paid{background:var(--ok-bg);color:var(--ok);}
.badge.Credit{background:#F3E9D8;color:var(--brass-dark);}
.badge.Warranty{background:#E4EEF7;color:#2F5F84;}
@media print{
  .sidebar,.page-head .notice,.no-print{display:none !important;}
  main{margin:0 !important;padding:0 !important;}
  body{background:#fff !important;}
  .card{box-shadow:none !important;border:1px solid #ccc !important;}
}
.safety-Normal{background:var(--ok-bg);color:var(--ok);}
.safety-Attention{background:#FFF6DA;color:#8A6D00;}
.safety-Quarantine{background:#FBE7D0;color:#B4560A;}
.safety-Dangerous{background:var(--danger-bg);color:var(--danger);font-weight:700;}
.safety-pill{display:inline-block;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;}
.progress-wrap{display:flex;flex-wrap:wrap;gap:0;margin:18px 0 10px;position:relative;}
.pstage{flex:1;min-width:64px;text-align:center;position:relative;padding-top:2px;}
.pstage-dot{width:22px;height:22px;border-radius:50%;background:#fff;border:2px solid var(--line);margin:0 auto 6px;
  display:flex;align-items:center;justify-content:center;font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--ink-soft);position:relative;z-index:1;}
.pstage::before{content:'';position:absolute;top:12px;left:-50%;width:100%;height:2px;background:var(--line);z-index:0;}
.pstage:first-child::before{display:none;}
.pstage.done .pstage-dot{background:var(--ok);border-color:var(--ok);color:#fff;}
.pstage.done::before{background:var(--ok);}
.pstage.current .pstage-dot{background:var(--brass);border-color:var(--brass);color:#fff;}
.pstage-label{font-size:10px;color:var(--ink-soft);line-height:1.25;}
.pstage.done .pstage-label,.pstage.current .pstage-label{color:var(--ink);font-weight:600;}
.timeline{list-style:none;margin:10px 0;padding:0;border-left:2px solid var(--line);}
.timeline li{position:relative;padding:0 0 16px 18px;}
.timeline li::before{content:'';position:absolute;left:-6px;top:3px;width:10px;height:10px;border-radius:50%;background:var(--brass);border:2px solid #fff;box-shadow:0 0 0 1px var(--line);}
.timeline .t-time{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--brass-dark);}
.timeline .t-label{font-weight:600;font-size:13.5px;}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;margin-bottom:22px;}
.stat-box{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px;box-shadow:var(--shadow-sm);}
.stat-box .num{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:30px;color:var(--brass-dark);line-height:1;}
.stat-box .lbl{font-size:11.5px;color:var(--ink-soft);margin-top:4px;text-transform:uppercase;letter-spacing:0.6px;}
.checklist-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;margin-bottom:16px;}
.pf-row{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:8px;padding:9px 12px;font-size:13px;}
.pf-row select{margin:0;padding:4px 8px;width:auto;}

.empty{color:var(--ink-soft);font-size:14px;padding:26px 0;text-align:center;font-style:italic;}
.found-card{border:1px solid var(--line);border-radius:10px;padding:18px 20px;background:#FBFAF6;margin-bottom:18px;
  box-shadow:var(--shadow-sm);}
.found-card .fc-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;}
.fc-serial{font-family:'IBM Plex Mono',monospace;font-weight:600;font-size:17px;letter-spacing:0.3px;}
.fc-meta{font-size:13px;color:var(--ink-soft);margin-top:6px;line-height:1.5;}

table{width:100%;border-collapse:collapse;font-size:14px;}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.table-scroll table{min-width:760px;}
th{text-align:left;font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:1px;text-transform:uppercase;
  color:var(--ink-soft);padding:0 12px 12px;border-bottom:2px solid var(--line);font-weight:600;}
td{padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:top;}
tr.rec-row{cursor:pointer;transition:background .12s ease;}
tr.rec-row:hover{background:#FBFAF6;}
tr.rec-row:hover .serial-cell{color:var(--brass-dark);}
td.serial-cell{font-family:'IBM Plex Mono',monospace;font-weight:600;transition:color .12s ease;}

.filters{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap;}
.chip{padding:7px 15px;border-radius:18px;border:1.5px solid var(--line);font-size:12.5px;font-weight:600;
  cursor:pointer;background:#fff;color:var(--ink-soft);text-decoration:none;transition:all .15s ease;}
.chip:hover{border-color:var(--brass);color:var(--ink);}
.chip.active{background:var(--ink);color:#fff;border-color:var(--ink);box-shadow:var(--shadow-sm);}

.timeline{border-left:2px solid var(--line);padding-left:18px;margin-top:8px;}
.t-item{margin-bottom:16px;position:relative;}
.t-item::before{content:'';position:absolute;left:-23px;top:4px;width:10px;height:10px;border-radius:50%;
  background:var(--brass);box-shadow:0 0 0 3px rgba(184,134,46,0.16);}
.t-when{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--ink-soft);}
.t-what{font-size:14px;margin-top:3px;line-height:1.5;}
.t-thumb{display:block;max-width:160px;max-height:120px;border-radius:8px;border:1px solid var(--line);margin-top:8px;
  object-fit:cover;box-shadow:var(--shadow-sm);transition:transform .15s ease;}
.t-thumb:hover{transform:scale(1.03);}

.notice{font-size:12.5px;color:var(--ink-soft);background:#FBFAF6;border:1px dashed var(--line);border-radius:8px;
  padding:10px 14px;margin-bottom:18px;line-height:1.5;}
.notice.success{color:var(--ok);border:1px solid var(--ok);background:var(--ok-bg);border-style:solid;}
.notice.error{color:var(--danger);border:1px solid var(--danger);background:var(--danger-bg);border-style:solid;}
.search-wrap{display:flex;gap:10px;margin-bottom:18px;}
.search-wrap input{margin-bottom:0;}

/* ---------- Login page ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--paper);
  background-image:radial-gradient(circle at 1px 1px, rgba(32,36,43,0.055) 1px, transparent 0);background-size:22px 22px;
  padding:20px;}
.login-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:40px 38px;width:380px;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden;}
.login-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg, var(--brass), var(--brass-light));}
.login-card .brand-mark{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:29px;color:var(--ink);}
.login-card .brand-sub{font-family:'IBM Plex Mono',monospace;font-size:10.5px;color:var(--brass-dark);letter-spacing:1.2px;
  margin:5px 0 28px;text-transform:uppercase;}
.login-card button{width:100%;padding:13px;font-size:15px;}

/* ---------- Responsive ---------- */
@media (max-width:820px){
  .app{flex-direction:column;}
  .sidebar{width:100%;padding:18px 0;flex-direction:row;overflow-x:auto;align-items:center;}
  .brand{border-bottom:none;border-right:1px solid rgba(255,255,255,0.12);padding:0 18px;margin-bottom:0;white-space:nowrap;}
  nav{flex-direction:row;padding:0 12px;}
  .sidebar-foot{display:none;}
  main{padding:24px 18px;}
  .row{flex-direction:column;gap:0;}
  h1{font-size:28px;}
}