/* ==========================================================================
   Wholesaler SaaS — Design System
   Palette: Deep Indigo (#1B2540) + Amber/Copper (#D98324)
   Fonts: Poppins (headings), Inter (body), Noto Nastaliq Urdu (RTL content)
   Breakpoints: xs(<576) sm(576) md(768) lg(992) xl(1200)
   ========================================================================== */

:root{
  --ink:#1B2540;
  --ink-2:#252F52;
  --ink-3:#323d66;
  --amber:#D98324;
  --amber-light:#F3A94A;
  --amber-dark:#B8681A;
  --bg:#F5F6FA;
  --card:#FFFFFF;
  --border:#E4E7F0;
  --text:#1E2333;
  --text-muted:#6B7280;
  --success:#1E8E5A;
  --success-bg:#E7F7EF;
  --danger:#D64545;
  --danger-bg:#FCEAEA;
  --warning:#B8681A;
  --warning-bg:#FDF1E3;
  --info:#2563EB;
  --info-bg:#EAF1FE;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 2px 10px rgba(27,37,64,.06);
  --shadow-md:0 8px 24px rgba(27,37,64,.10);
  --font-heading:'Poppins',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-ur:'Noto Nastaliq Urdu',serif;
  --sidebar-w:260px;
  --topbar-h:64px;
}

*,*::before,*::after{box-sizing:border-box;}
html,body{width:100%;max-width:100vw;overflow-x:hidden;}
.app-shell{overflow-x:hidden;}
body{
  margin:0;
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  font-size:15px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
html[lang="ur"] body, .ur-text{
  font-family:var(--font-ur);
  direction:rtl;
}
h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);margin:0 0 .5em;color:var(--ink);font-weight:600;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}

.container{width:100%;max-width:1320px;margin:0 auto;padding:0 16px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-weight:600;font-size:14px;transition:.15s ease;white-space:nowrap;
}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--ink-2);}
.btn-amber{background:var(--amber);color:#fff;}
.btn-amber:hover{background:var(--amber-dark);}
.btn-outline{background:transparent;border-color:var(--border);color:var(--text);}
.btn-outline:hover{border-color:var(--ink);}
.btn-danger{background:var(--danger-bg);color:var(--danger);}
.btn-danger:hover{background:var(--danger);color:#fff;}
.btn-success{background:var(--success-bg);color:var(--success);}
.btn-sm{padding:7px 14px;font-size:13px;}
.btn-lg{padding:14px 28px;font-size:16px;}
.btn-block{width:100%;}
.btn-icon{padding:9px;width:38px;height:38px;}
.btn:disabled{opacity:.5;cursor:not-allowed;}

/* ---------- Cards / Surfaces ---------- */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);}
.card-body{padding:22px;}
.card-header{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;}

/* ---------- Forms ---------- */
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.field .hint{font-size:12px;color:var(--text-muted);margin-top:4px;}
.input,.select,textarea.input{
  width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);
  font-size:14px;font-family:inherit;background:#fff;color:var(--text);transition:.15s;
}
.input:focus,.select:focus,textarea.input:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(217,131,36,.15);}
.input-group{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;}
.input-group>*{flex:1;min-width:140px;}
.input-group>.btn,.input-group>button{flex:0 0 auto;min-width:auto;}

/* Unit checkbox list (product create/edit) */
.unit-check-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);
  margin-bottom:8px;background:#FAFBFD;
}
.unit-check-label{flex:1;min-width:180px;gap:10px;}
.unit-price-wrap{display:flex;align-items:center;gap:10px;flex:1;min-width:200px;}
.unit-price-wrap input{max-width:180px;}

/* Sale item row: product name on its own line, but unit+qty+price/paid+remove
   ALWAYS stay together on one row, even on the smallest screens. */
.sale-item-row{
  display:flex;flex-direction:column;gap:8px;
  margin-bottom:10px;padding:10px 12px;background:#FAFBFD;
  border:1px solid var(--border);border-radius:var(--radius-sm);
}
.sale-item-row .name-field{width:100%;margin-bottom:0;}
.sale-item-row .name-field label,.sale-item-row .controls-row label{font-size:11px;margin-bottom:3px;}
.sale-item-row .name-field input{font-weight:600;}
.sale-item-row .controls-row{display:grid;grid-template-columns:1fr 0.8fr 1fr auto;gap:6px;align-items:end;}
.sale-item-row .controls-row .field{margin-bottom:0;min-width:0;}
.sale-item-row .controls-row input,.sale-item-row .controls-row select{padding:9px 8px;font-size:13px;}
.sale-item-row .remove-btn{width:34px;height:34px;padding:0;flex-shrink:0;}
.sale-item-row .conv-note{font-size:11.5px;color:var(--text-muted);}
.error-text{color:var(--danger);font-size:12px;margin-top:4px;}
.checkbox-row{display:flex;align-items:center;gap:8px;font-size:14px;}

/* ---------- Grid helpers ---------- */
.grid{display:grid;gap:16px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media(max-width:991px){.grid-4{grid-template-columns:repeat(2,1fr);}.grid-3{grid-template-columns:repeat(2,1fr);}}
@media(max-width:575px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr;}}

.flex{display:flex;}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;}
.flex-center{display:flex;align-items:center;justify-content:center;}
.gap-8{gap:8px;}.gap-12{gap:12px;}.gap-16{gap:16px;}
.mt-8{margin-top:8px;}.mt-16{margin-top:16px;}.mt-24{margin-top:24px;}
.mb-8{margin-bottom:8px;}.mb-16{margin-bottom:16px;}.mb-24{margin-bottom:24px;}
.text-muted{color:var(--text-muted);}
.text-sm{font-size:13px;}
.text-center{text-align:center;}
.w-full{width:100%;}

/* ---------- Badges / Labels ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:600;}
.badge-success{background:var(--success-bg);color:var(--success);}
.badge-danger{background:var(--danger-bg);color:var(--danger);}
.badge-warning{background:var(--warning-bg);color:var(--warning);}
.badge-info{background:var(--info-bg);color:var(--info);}
.badge-neutral{background:#EEF0F6;color:var(--ink-3);}

/* row danger highlight for low-stock */
.row-danger{background:var(--danger-bg) !important;}
.row-danger td{color:var(--danger);}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);}
table.table{width:100%;border-collapse:collapse;font-size:14px;min-width:600px;}
table.table th{text-align:left;padding:12px 16px;background:#F8F9FC;color:var(--ink-3);font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em;white-space:nowrap;}
table.table td{padding:13px 16px;border-top:1px solid var(--border);vertical-align:middle;}
table.table tr:hover td{background:#FAFBFD;}
html[dir="rtl"] table.table th, html[dir="rtl"] table.table td{text-align:right;}

/* ---------- App Shell ---------- */
.app-shell{display:flex;min-height:100vh;}
.sidebar{
  width:var(--sidebar-w);background:var(--ink);color:#fff;flex-shrink:0;
  position:fixed;top:0;bottom:0;left:0;z-index:40;transition:transform .2s ease;
  display:flex;flex-direction:column;
}
html[dir="rtl"] .sidebar{left:auto;right:0;}
.sidebar-brand{padding:22px 20px;font-family:var(--font-heading);font-weight:700;font-size:19px;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;gap:10px;}
.sidebar-brand .logo-dot{width:10px;height:10px;border-radius:50%;background:var(--amber);}
.sidebar-nav{flex:1;overflow-y:auto;padding:14px 10px;}
.sidebar-nav a{
  display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:10px;color:rgba(255,255,255,.75);
  font-size:14px;font-weight:500;margin-bottom:2px;
}
.sidebar-nav a:hover{background:rgba(255,255,255,.06);color:#fff;}
.sidebar-nav a.active{background:var(--amber);color:#fff;}
.sidebar-nav .nav-icon{width:18px;height:18px;flex-shrink:0;}
.sidebar-foot{padding:14px;border-top:1px solid rgba(255,255,255,.08);}

.main-area{flex:1;margin-left:var(--sidebar-w);min-width:0;}
html[dir="rtl"] .main-area{margin-left:0;margin-right:var(--sidebar-w);}
@media(max-width:991px){
  .sidebar{transform:translateX(-100%);}
  html[dir="rtl"] .sidebar{transform:translateX(100%);}
  .sidebar.open{transform:translateX(0);}
  .main-area{margin-left:0;margin-right:0;}
}

.topbar{
  height:var(--topbar-h);background:#fff;border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;padding:0 20px;
  position:sticky;top:0;z-index:30;gap:12px;
}
.topbar-left{display:flex;align-items:center;gap:14px;min-width:0;}
.topbar-title{font-family:var(--font-heading);font-weight:600;font-size:17px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.hamburger{display:none;background:none;border:none;padding:6px;}
@media(max-width:991px){.hamburger{display:flex;}}

.page-content{padding:22px;max-width:100%;}
@media(max-width:575px){.page-content{padding:14px;}}
@media(max-width:380px){
  .page-content{padding:10px;}
  .card-body{padding:14px;}
  .card-header{padding:14px;}
  .input-group>*{min-width:100%;}
  .stat-card{padding:14px;}
  .stat-card .stat-value{font-size:20px;}
  .btn-lg{padding:12px 18px;font-size:15px;}
  .sale-item-row .controls-row{grid-template-columns:1fr 0.7fr 1fr auto;gap:4px;}
  .sale-item-row .controls-row input,.sale-item-row .controls-row select{padding:7px 6px;font-size:12px;}
  .unit-check-row{padding:10px;gap:8px;}
  .unit-check-label{min-width:100%;}
  .unit-price-wrap{min-width:100%;}
  .topbar{flex-wrap:wrap;height:auto;min-height:var(--topbar-h);padding:10px 14px;}
  .locale-toggle a{padding:5px 10px;font-size:12px;}
}

/* ---------- Locale toggle ---------- */
.locale-toggle{display:flex;background:#EEF0F6;border-radius:20px;padding:3px;}
.locale-toggle a{padding:6px 14px;border-radius:16px;font-size:13px;font-weight:600;color:var(--text-muted);}
.locale-toggle a.active{background:var(--ink);color:#fff;}

/* ---------- Stat cards ---------- */
.stat-card{background:var(--card);border-radius:var(--radius);border:1px solid var(--border);padding:18px 20px;box-shadow:var(--shadow);}
.stat-card .stat-label{font-size:12.5px;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.03em;margin-bottom:8px;}
.stat-card .stat-value{font-family:var(--font-heading);font-size:24px;font-weight:700;color:var(--ink);}
.stat-card.amber .stat-value{color:var(--amber-dark);}
.stat-card.danger .stat-value{color:var(--danger);}
.stat-card.success .stat-value{color:var(--success);}

/* ---------- Auth pages ---------- */
.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--ink) 0%,var(--ink-2) 60%,var(--ink-3) 100%);padding:20px;}
.auth-card{width:100%;max-width:420px;background:#fff;border-radius:20px;padding:36px 32px;box-shadow:0 20px 60px rgba(0,0,0,.25);}
.auth-logo{display:flex;align-items:center;gap:10px;justify-content:center;margin-bottom:6px;}
.auth-logo .logo-dot{width:12px;height:12px;border-radius:50%;background:var(--amber);}

/* ---------- Modal ---------- */
.modal-backdrop{position:fixed;inset:0;background:rgba(20,24,40,.55);display:none;align-items:center;justify-content:center;z-index:100;padding:16px;}
.modal-backdrop.open{display:flex;}
.modal{background:#fff;border-radius:var(--radius);width:100%;max-width:560px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-md);}
.modal.modal-lg{max-width:760px;}
.modal-head{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;}
.modal-body{padding:22px;}
.modal-foot{padding:16px 22px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;}

/* ---------- Tabs ---------- */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:20px;overflow-x:auto;}
.tabs a,.tabs button{padding:12px 18px;font-size:14px;font-weight:600;color:var(--text-muted);border-bottom:2px solid transparent;white-space:nowrap;background:none;border-top:none;border-left:none;border-right:none;}
.tabs a.active,.tabs button.active{color:var(--ink);border-bottom-color:var(--amber);}

/* ---------- Alerts ---------- */
.alert{padding:13px 16px;border-radius:var(--radius-sm);font-size:14px;margin-bottom:16px;display:flex;align-items:flex-start;gap:10px;}
.alert-success{background:var(--success-bg);color:var(--success);}
.alert-danger{background:var(--danger-bg);color:var(--danger);}
.alert-info{background:var(--info-bg);color:var(--info);}

/* ---------- Empty state ---------- */
.empty-state{text-align:center;padding:50px 20px;color:var(--text-muted);}
.empty-state .icon{font-size:40px;margin-bottom:10px;}

/* ---------- Pagination ---------- */
.pagination{display:flex;gap:6px;flex-wrap:wrap;margin-top:18px;}
.pagination a,.pagination span{padding:8px 13px;border-radius:8px;font-size:13px;border:1px solid var(--border);}
.pagination .active{background:var(--ink);color:#fff;border-color:var(--ink);}

/* ---------- Utility: line-item row on mobile ---------- */
.responsive-card-row{display:none;}
@media(max-width:767px){
  table.table.stack{min-width:0;}
  table.table.stack thead{display:none;}
  table.table.stack, table.table.stack tbody, table.table.stack tr, table.table.stack td{display:block;width:100%;}
  table.table.stack tr{border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:12px;padding:8px 0;}
  table.table.stack td{border-top:none;display:flex;justify-content:space-between;gap:12px;padding:8px 14px;word-break:break-word;}
  table.table.stack td::before{content:attr(data-label);font-weight:600;color:var(--text-muted);font-size:12px;flex-shrink:0;}
}

/* ---------- Voice recorder button ---------- */
.mic-btn{
  width:64px;height:64px;border-radius:50%;background:var(--amber);color:#fff;border:none;
  display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(217,131,36,.4);
  transition:.15s;
}
.mic-btn.recording{background:var(--danger);animation:pulse 1.2s infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(214,69,69,.5);}70%{box-shadow:0 0 0 16px rgba(214,69,69,0);}100%{box-shadow:0 0 0 0 rgba(214,69,69,0);}}

/* ---------- Product photo thumb ---------- */
.thumb{width:44px;height:44px;border-radius:9px;object-fit:cover;background:#EEF0F6;flex-shrink:0;}
.thumb-lg{width:100%;aspect-ratio:1;border-radius:var(--radius-sm);object-fit:cover;background:#EEF0F6;}

.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(90px,1fr));gap:10px;}
.gallery-item{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:1;cursor:pointer;border:2px solid transparent;}
.gallery-item.selected{border-color:var(--amber);}
.gallery-item img{width:100%;height:100%;object-fit:cover;}

/* Printable invoice - hidden on screen chrome when printing */
@media print{
  body *{visibility:hidden;}
  #printable-invoice,#printable-invoice *{visibility:visible;}
  #printable-invoice{position:absolute;top:0;left:0;width:100%;}
}