:root{
  --brown:#3A2A24;
  --brown-dark:#241914;
  --brown-soft:#5A463D;
  --gold:#D4AF37;
  --gold-soft:#F3E6B3;
  --bg:#F6F3F1;
  --surface:#FFFFFF;
  --ink:#231F20;
  --muted:#756F6C;
  --line:#E7E0DD;
  --danger:#B42318;
  --success:#16794A;
  --shadow:0 8px 24px rgba(72,26,34,.08);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Arial,sans-serif;background:var(--bg);color:var(--ink)}
body{font-size:14px}
button,input,select,textarea{font:inherit}button{cursor:pointer}a{text-decoration:none;color:inherit}
.shell{min-height:100vh;display:flex}
.sidebar{width:248px;flex:0 0 248px;background:linear-gradient(180deg,var(--brown),var(--brown-dark));color:#fff;padding:18px 14px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow:auto}
.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 18px;border-bottom:1px solid rgba(255,255,255,.16);margin-bottom:14px}
.brand img{width:48px;height:48px;object-fit:contain;border-radius:9px;background:#fff;padding:2px}.brand strong{display:block;letter-spacing:1.2px;font-size:15px}.brand small{display:block;color:#f2dede;font-size:10px;margin-top:2px}
.nav{display:grid;gap:5px}.nav button{width:100%;border:0;background:transparent;color:#f3dddd;text-align:left;padding:11px 12px;border-radius:9px}.nav button:hover,.nav button.active{background:rgba(255,255,255,.12);color:#fff}.nav .danger{margin-top:10px;color:#ffd4d4}
.main{flex:1;min-width:0}.topbar{height:74px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 30px;position:sticky;top:0;z-index:20}.topbar h1{font-size:24px;margin:0}.top-actions{display:flex;align-items:center;gap:9px}.pill{background:#FAF6F4;border:1px solid var(--line);padding:8px 11px;border-radius:999px;font-size:12px}.content{padding:28px;max-width:1500px;margin:auto}
.btn{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;padding:9px 12px;font-weight:600}.btn:hover{filter:brightness(.98)}.btn.primary{background:var(--brown);border-color:var(--brown);color:#fff}.btn.gold{background:var(--gold);border-color:var(--gold);color:#2d2200}.btn.light{background:#F7F2F0}.btn.danger{background:#fff1f0;border-color:#f1c5c1;color:var(--danger)}.btn.small{padding:7px 9px;font-size:12px}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:18px}.page-head h2{margin:0 0 4px;font-size:20px}.page-head p{margin:0;color:var(--muted);font-size:12px}
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.card{background:var(--surface);border:1px solid var(--line);border-radius:13px;padding:18px;box-shadow:var(--shadow)}.metric .label{color:var(--muted);font-size:12px}.metric .value{font-size:24px;font-weight:750;margin:8px 0}.metric small{color:var(--muted)}
.quick{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.quick button{border:1px solid var(--line);background:#FBF8F7;border-radius:10px;padding:14px 8px;color:var(--ink)}.quick button:hover{border-color:#d9c1c5;background:#fff}.quick-icon{font-size:20px;color:var(--brown);display:block;margin-bottom:5px}
.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:12px}.table-wrap table{width:100%;border-collapse:collapse;min-width:680px}.table-wrap th{background:#FAF7F5;color:#5F5653;text-align:left;font-size:12px}.table-wrap th,.table-wrap td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}.table-wrap tr:last-child td{border-bottom:0}.empty{text-align:center;color:#8a8380;padding:28px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.field{min-width:0}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px;font-weight:600}.field input,.field select,.field textarea,.search{width:100%;border:1px solid #DAD2CF;background:#fff;border-radius:8px;padding:10px 11px;outline:none}.field textarea{min-height:80px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brown);box-shadow:0 0 0 3px rgba(107,31,42,.08)}.span2{grid-column:span 2}.span3{grid-column:span 3}.form-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.subbar{display:flex;justify-content:flex-end;margin-bottom:12px}.search{max-width:320px}

.section-title{margin:18px 0 10px;padding:9px 11px;border-left:4px solid var(--gold);background:#FBF7F2;color:var(--brown-dark);font-weight:750;border-radius:6px;font-size:13px}.muted{color:var(--muted);font-size:11px}.line-item-card{border:1px solid var(--line);border-radius:10px;padding:14px;background:#FCFAF9}.product-grid{grid-template-columns:2fr 1fr 1fr 1fr 1.2fr 1fr}.stock-info{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.stock-info span{background:#fff;border:1px solid var(--line);border-radius:7px;padding:8px 10px;font-size:11px;color:var(--muted)}.stock-info b{color:var(--brown-dark);font-size:12px}.sale-modal{width:min(1100px,100%)}
.modal-backdrop{position:fixed;inset:0;background:rgba(22,15,16,.56);z-index:100;display:flex;align-items:center;justify-content:center;padding:18px}.modal{background:#fff;border-radius:14px;width:min(1000px,100%);max-height:92vh;overflow:auto;box-shadow:0 24px 80px rgba(0,0,0,.25);padding:20px}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}.modal-head h3{margin:0;font-size:18px}.close{border:0;background:#f5efed;width:34px;height:34px;border-radius:50%;font-size:22px;color:#5c5350}
.login{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#f8f2ef,#eee2df)}.login-card{width:min(430px,100%);background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:var(--shadow);text-align:center}.login-card .logo{width:110px;height:110px;object-fit:contain;background:#fff;margin-bottom:10px}.login-card h1{margin:0;color:var(--brown);font-size:25px}.login-card>p{color:var(--muted);margin:5px 0 20px}.lang-row{display:flex;justify-content:center;margin-bottom:16px}.lang-toggle{display:flex;background:#f4ece9;border-radius:999px;padding:3px}.lang-toggle button{border:0;background:transparent;padding:7px 12px;border-radius:999px}.lang-toggle button.active{background:var(--brown);color:#fff}.login-error{min-height:20px;color:var(--danger);font-size:12px;margin-top:8px}.note{font-size:11px;color:var(--muted)!important;margin-top:15px!important}
.workflow{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.workflow-card{border:1px solid var(--line);border-radius:10px;padding:12px;background:#FCFAF9}.workflow-card b{font-size:10px;color:var(--gold)}.workflow-card strong{display:block;margin:5px 0 2px}.workflow-card span{font-size:11px;color:var(--muted)}
.invoice{background:#fff;color:#222;border:1px solid #ddd;padding:22px;max-width:1000px;margin:auto}.invoice-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;border-bottom:2px solid var(--brown);padding-bottom:14px}.company-block{display:flex;align-items:flex-start;gap:12px;min-width:0}.invoice-logo{width:74px;height:74px;object-fit:contain;flex:0 0 74px}.company-details{line-height:1.45}.company-details h2{margin:0 0 5px}.company-details>div{margin:0}.invoice-title{flex:0 0 auto}.invoice-head h2{margin:0 0 5px}.invoice-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:15px 0}.box{border:1px solid #ddd;padding:10px;min-height:82px}.invoice table{width:100%;border-collapse:collapse}.invoice th,.invoice td{border:1px solid #ddd;padding:7px;text-align:left;font-size:12px}.invoice th{background:#fafafa}.totals{display:grid;grid-template-columns:1fr 320px;gap:20px;margin-top:15px}.totals-box{border:1px solid #ddd}.total-row{display:flex;justify-content:space-between;padding:8px 10px;border-bottom:1px solid #eee}.total-row.grand{font-size:17px;border-top:2px solid var(--brown);border-bottom:0}.status{font-size:11px;padding:4px 8px;border-radius:999px;background:#f5e8e8;color:var(--brown)}
.toast{position:fixed;right:20px;bottom:20px;z-index:200;background:var(--brown);color:#fff;padding:11px 14px;border-radius:8px;box-shadow:var(--shadow)}
hr{border:0;border-top:1px solid var(--line);margin:20px 0}.no-print{}
@media(max-width:1000px){.cards{grid-template-columns:repeat(2,1fr)}.grid2{grid-template-columns:1fr}.workflow{grid-template-columns:1fr}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.span3{grid-column:span 2}}
@media(max-width:720px){.shell{display:block}.sidebar{position:static;width:100%;height:auto}.nav{grid-template-columns:repeat(2,1fr)}.main{width:100%}.topbar{height:auto;position:static;padding:15px;gap:10px}.topbar h1{font-size:20px}.top-actions{flex-wrap:wrap;justify-content:flex-end}.content{padding:15px}.cards{grid-template-columns:1fr}.quick{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.span2,.span3{grid-column:auto}.page-head{align-items:flex-start;flex-direction:column}.invoice-grid,.totals{grid-template-columns:1fr}.invoice-head{flex-direction:column}}
@media print{body{background:#fff}.sidebar,.topbar,.no-print{display:none!important}.content{padding:0}.invoice{border:0;max-width:none}
.section-title{margin:18px 0 10px;padding:9px 11px;border-left:4px solid var(--gold);background:#FBF7F2;color:var(--brown-dark);font-weight:750;border-radius:6px;font-size:13px}.muted{color:var(--muted);font-size:11px}.line-item-card{border:1px solid var(--line);border-radius:10px;padding:14px;background:#FCFAF9}.product-grid{grid-template-columns:2fr 1fr 1fr 1fr 1.2fr 1fr}.stock-info{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.stock-info span{background:#fff;border:1px solid var(--line);border-radius:7px;padding:8px 10px;font-size:11px;color:var(--muted)}.stock-info b{color:var(--brown-dark);font-size:12px}.sale-modal{width:min(1100px,100%)}
.modal-backdrop{position:static;background:#fff;padding:0}.modal{box-shadow:none;max-height:none;width:100%;padding:0}.modal-head{display:none}}

/* Company GST header alignment: label and number stay on the same line. */
.company-gstin{white-space:nowrap}
.sale-item-row{display:grid;grid-template-columns:minmax(190px,2fr) 95px 90px 100px 120px 90px 90px;gap:10px;align-items:end;padding:14px 0;border-bottom:1px solid #eadfe1}
.sale-item-row .product-main{min-width:190px}.sale-item-row .product-meta{display:block;margin-top:5px;color:#7b6268;font-size:11px;line-height:1.3}.row-remove{min-width:82px}.sale-summary{margin-top:14px;display:flex;gap:18px;flex-wrap:wrap}
@media(max-width:1000px){.sale-item-row{grid-template-columns:repeat(2,minmax(0,1fr))}.sale-item-row .product-main{grid-column:1/-1}.row-remove{grid-column:1/-1}}

.cancelled-row{opacity:.62;text-decoration:line-through}.invoice .company-details{min-width:260px}.invoice .company-details h2{margin-bottom:4px}.invoice .company-details>div{line-height:1.45}.invoice-logo{background:#fff}

.brand strong,.company-details h2,.invoice-title h2{font-family:Bahamas, Georgia, "Times New Roman", serif;letter-spacing:.06em}
/* Auth screens */
.login-card .auth-title{margin:14px 0 4px;font-size:19px;color:var(--brown)}
.login-card .auth-sub{color:var(--muted);margin:0 0 16px;font-size:13px}
.login-card .auth-wait{color:var(--muted);margin:14px 0 4px}
.login-card form{margin-top:18px;text-align:left}
.login-ok{min-height:20px;color:var(--success);font-size:13px;margin-top:8px}
.auth-btn{width:100%;margin-top:16px;letter-spacing:.06em}
.auth-btn[disabled]{opacity:.6;cursor:not-allowed}
.auth-links{margin:14px 0 0;text-align:center}
.link-btn{background:none;border:0;padding:0;color:var(--brown);text-decoration:underline;cursor:pointer;font:inherit;font-size:13px}