:root{
  --navy-950:#0B0F1A;
  --navy-900:#111827;
  --navy-800:#1C2333;
  --navy-700:#2A3245;
  --bg:#F3F5F8;
  --surface:#FFFFFF;
  --border:#E4E8EF;
  --text:#1B2130;
  --text-dim:#616B7D;
  --teal:#0D9488;
  --teal-dim:#0D948822;
  --amber:#F59E0B;
  --red:#E11D48;
  --green:#16A34A;
  --radius:10px;
  --shadow:0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
  --font-display:'Space Grotesk',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-mono:'JetBrains Mono',monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}
#root{min-height:100vh}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px}
a{color:inherit}

/* ===== Login ===== */
.login-screen{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(circle at 20% 20%, #1C233388 0, transparent 40%),
    radial-gradient(circle at 80% 80%, #0D948833 0, transparent 45%),
    var(--navy-950);
}
.login-card{
  width:380px;background:var(--navy-900);border:1px solid var(--navy-700);
  border-radius:16px;padding:36px 32px;box-shadow:0 20px 60px rgba(0,0,0,.5);
}
.login-brand{display:flex;align-items:center;gap:10px;margin-bottom:28px}
.rec-dot{width:9px;height:9px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px #E11D4822;animation:pulse 1.8s infinite}
@keyframes pulse{0%{opacity:1}50%{opacity:.35}100%{opacity:1}}
.login-brand b{font-family:var(--font-display);color:#fff;font-size:20px;letter-spacing:.3px}
.login-card h1{color:#fff;font-family:var(--font-display);font-size:18px;margin:0 0 4px}
.login-card p.sub{color:#8791A8;font-size:13px;margin:0 0 24px}
.login-card label{color:#AEB7C9;font-size:12px;display:block;margin:14px 0 6px;font-weight:500}
.login-card input{
  width:100%;padding:11px 12px;border-radius:8px;border:1px solid var(--navy-700);
  background:var(--navy-800);color:#fff;outline:none;
}
.login-card input:focus{border-color:var(--teal)}
.login-card button{
  width:100%;margin-top:22px;padding:12px;border:none;border-radius:8px;
  background:var(--teal);color:#fff;font-weight:600;font-size:14px;
}
.login-card button:hover{background:#0b7c72}
.login-error{color:var(--red);font-size:13px;margin-top:12px}

/* ===== Layout ===== */
.app-shell{display:flex;min-height:100vh}
.sidebar{
  width:230px;background:var(--navy-900);color:#fff;flex-shrink:0;
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.sidebar-brand{display:flex;align-items:center;gap:9px;padding:20px 20px 16px}
.sidebar-brand b{font-family:var(--font-display);font-size:16px}
.sidebar-nav{flex:1;padding:8px 12px}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;
  color:#B9C1D4;text-decoration:none;font-size:14px;font-weight:500;margin-bottom:2px;
}
.nav-item svg{opacity:.85;flex-shrink:0}
.nav-item:hover{background:var(--navy-800);color:#fff}
.nav-item.active{background:var(--teal-dim);color:#fff;border-left:3px solid var(--teal);padding-left:9px}
.sidebar-footer{padding:16px 20px;border-top:1px solid var(--navy-800);font-size:12px;color:#7C879C}
.sidebar-footer button{background:none;border:none;color:#B9C1D4;font-size:12px;padding:0;margin-top:6px}
.sidebar-footer button:hover{color:#fff}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  height:60px;background:var(--surface);border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:5;
}
.topbar h2{font-family:var(--font-display);font-size:17px;margin:0}
.topbar .live{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-dim);font-family:var(--font-mono)}
.content{padding:24px;flex:1}

/* ===== Cards / grid ===== */
.grid{display:grid;gap:16px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:2fr 1fr}
@media(max-width:1100px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}
.card h3{margin:0 0 14px;font-family:var(--font-display);font-size:14px;color:var(--text-dim);font-weight:600;text-transform:uppercase;letter-spacing:.4px}

.stat-card{padding:18px}
.stat-card .label{font-size:12px;color:var(--text-dim);font-weight:500;margin-bottom:8px}
.stat-card .value{font-family:var(--font-display);font-size:26px;font-weight:700}
.stat-card .delta{font-size:12px;margin-top:6px;font-family:var(--font-mono)}
.stat-card.accent-teal{border-top:3px solid var(--teal)}
.stat-card.accent-amber{border-top:3px solid var(--amber)}
.stat-card.accent-red{border-top:3px solid var(--red)}
.stat-card.accent-green{border-top:3px solid var(--green)}

/* ===== Table ===== */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{
  text-align:left;padding:10px 12px;color:var(--text-dim);font-weight:600;
  font-size:11.5px;text-transform:uppercase;letter-spacing:.3px;border-bottom:1px solid var(--border);white-space:nowrap;
}
td{padding:11px 12px;border-bottom:1px solid #EEF1F5;white-space:nowrap}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:#FAFBFC}
.mono{font-family:var(--font-mono);font-size:12.5px;color:var(--text-dim)}

/* ===== Badges ===== */
.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:11.5px;font-weight:600}
.badge-new{background:#EFF6FF;color:#2563EB}
.badge-scheduled{background:#FFF7ED;color:#C2410C}
.badge-installed{background:#F0FDF4;color:#15803D}
.badge-cancelled{background:#FEF2F2;color:#B91C1C}
.badge-full{background:#F0FDF4;color:#15803D}
.badge-partial{background:#FFFBEB;color:#B45309}
.badge-none{background:#F3F4F6;color:#6B7280}

/* ===== Buttons ===== */
.btn{border:none;border-radius:8px;padding:9px 16px;font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:#0b7c72}
.btn-outline{background:#fff;border:1px solid var(--border);color:var(--text)}
.btn-outline:hover{background:#F7F8FA}
.btn-danger{background:#FEF2F2;color:var(--red)}
.btn-sm{padding:6px 11px;font-size:12.5px}
.btn-icon{width:34px;height:34px;padding:0;justify-content:center;border-radius:8px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ===== Forms ===== */
.field{margin-bottom:14px}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--text-dim);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:#fff;outline:none;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal)}
.field input:disabled{background:#F5F6F8;color:var(--text-dim)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.hint{font-size:11.5px;color:var(--text-dim);margin-top:4px}

/* ===== Select-with-add (mijoz/mahsulot tanlash) ===== */
.select-add{position:relative}
.select-add-row{display:flex;gap:8px}
.select-add-row select{flex:1}
.select-add-btn{
  width:40px;flex-shrink:0;border:1px dashed var(--teal);color:var(--teal);background:#fff;
  border-radius:8px;font-size:18px;font-weight:700;line-height:1;
}
.select-add-btn:hover{background:var(--teal-dim)}

/* ===== Modal ===== */
.modal-overlay{
  position:fixed;inset:0;background:rgba(11,15,26,.55);display:flex;align-items:center;justify-content:center;
  z-index:100;padding:20px;
}
.modal{background:#fff;border-radius:14px;width:100%;max-width:460px;max-height:90vh;overflow-y:auto;box-shadow:0 30px 80px rgba(0,0,0,.35)}
.modal.modal-lg{max-width:640px}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--border)}
.modal-header h3{margin:0;font-family:var(--font-display);font-size:16px}
.modal-close{border:none;background:none;font-size:20px;color:var(--text-dim);width:30px;height:30px}
.modal-body{padding:20px 22px}
.modal-footer{padding:16px 22px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}

/* ===== POS ===== */
.pos-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:18px;align-items:start}
@media(max-width:1000px){.pos-layout{grid-template-columns:1fr}}
.pos-items{border:1px solid var(--border);border-radius:10px;overflow:hidden;margin-top:14px}
.pos-item-row{display:grid;grid-template-columns:1fr 70px 110px 110px 34px;gap:10px;align-items:center;padding:10px 12px;border-bottom:1px solid #EEF1F5}
.pos-item-row:last-child{border-bottom:none}
.pos-item-row input{padding:7px 9px}
.pos-empty{padding:26px;text-align:center;color:var(--text-dim);font-size:13px}
.pos-summary-row{display:flex;justify-content:space-between;padding:8px 0;font-size:14px}
.pos-summary-row.total{font-family:var(--font-display);font-size:19px;font-weight:700;border-top:1px solid var(--border);margin-top:6px;padding-top:14px}
.pos-map{height:220px;border-radius:10px;overflow:hidden;border:1px solid var(--border);margin-top:8px}

/* ===== Chips / status pills for payment stage ===== */
.pill-group{display:flex;gap:8px;flex-wrap:wrap}
.pill{padding:8px 14px;border-radius:20px;border:1px solid var(--border);font-size:13px;font-weight:600;color:var(--text-dim);background:#fff}
.pill.active{background:var(--navy-900);color:#fff;border-color:var(--navy-900)}

/* ===== Filters bar ===== */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px;align-items:end}
.filters .field{margin-bottom:0;min-width:150px}

/* ===== Toast ===== */
.toast{
  position:fixed;bottom:22px;right:22px;background:var(--navy-900);color:#fff;padding:13px 18px;
  border-radius:9px;font-size:13.5px;box-shadow:0 10px 30px rgba(0,0,0,.3);z-index:200;
}
.toast.error{background:var(--red)}

.text-right{text-align:right}
.text-dim{color:var(--text-dim)}
.mb-0{margin-bottom:0}
.empty-state{padding:50px 20px;text-align:center;color:var(--text-dim)}
.empty-state b{display:block;color:var(--text);font-family:var(--font-display);margin-bottom:6px;font-size:15px}