/* ==========================================================================
   Gujranwala Sanitary Collection — Store Management System
   Design tokens: warm black & gold, matching the brand mark
   ========================================================================== */
:root {
  --bg: #0B0B0D;
  --surface: #17151A;
  --surface-alt: #1C1A1F;
  --surface-raised: #221F26;
  --border: #2E2A32;
  --border-soft: #211E24;
  --text: #F2EFEA;
  --text-muted: #A39C90;
  --text-faint: #6E685F;

  --accent: #D4AF37;        /* metallic gold — matches brand mark, primary/Shop */
  --accent-dim: #A9861F;
  --accent-copper: #C08552; /* Factory */
  --accent-copper-dim: #8C5F39;

  --success: #3FB27F;
  --danger: #E2574C;
  --warning: #E0A94D;

  --radius: 6px;
  --radius-sm: 4px;
  --font-display: 'Space Grotesk', 'IBM Plex Sans', sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Space Mono', monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
}

h1, h2, h3, h4, .display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 .4em;
  color: var(--text);
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: #E3C158; }

p { color: var(--text-muted); }

/* --------------------------------------------------------------------
   Auth / login screen
   -------------------------------------------------------------------- */
.auth-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  background: var(--bg);
}
.auth-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 56px;
  background:
    radial-gradient(circle at 82% 8%, rgba(212,175,55,.16), transparent 42%),
    radial-gradient(circle at 12% 88%, rgba(192,133,82,.12), transparent 40%),
    linear-gradient(160deg, #141119 0%, #0A0A0C 100%);
  border-right: 1px solid var(--border);
  overflow: hidden;
}
.auth-visual .pipe-lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.auth-visual-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.auth-visual .brand { display: flex; align-items: center; gap: 12px; }
.auth-visual .brand-logo-lg { width: 42px; height: 42px; object-fit: contain; flex-shrink: 0; }
.auth-visual .brand-name { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; letter-spacing: .01em; }

.tagline-block { margin-top: auto; margin-bottom: auto; padding-top: 60px; max-width: 460px; }
.auth-visual .tagline { font-family: var(--font-display); font-size: 2.15rem; line-height: 1.28; color: var(--text); }
.auth-visual .tagline span { color: var(--accent); }
.tagline-rule { width: 64px; height: 2px; background: linear-gradient(90deg, var(--accent), var(--accent-copper)); margin: 22px 0 16px; }
.tagline-caption { font-size: .82rem; color: var(--text-muted); letter-spacing: .02em; }

.form-logo { display: none; width: 56px; height: 56px; object-fit: contain; margin-bottom: 14px; }

.auth-form-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}
.auth-form {
  width: 100%;
  max-width: 360px;
}
.auth-form h1 { font-size: 1.6rem; margin-bottom: 4px; }
.auth-form .subtitle { color: var(--text-muted); margin-bottom: 28px; font-size: .92rem; }

.demo-creds {
  margin-top: 28px;
  padding: 14px 16px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  background: var(--surface);
  font-size: .82rem;
  color: var(--text-muted);
}
.demo-creds b { color: var(--text); }
.demo-creds div { margin: 2px 0; font-family: var(--font-mono); }

/* --------------------------------------------------------------------
   App shell: sidebar + topbar
   -------------------------------------------------------------------- */
.app-shell { display: grid; grid-template-columns: 236px 1fr; min-height: 100vh; }

.sidebar {
  background: var(--surface-alt);
  border-right: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}
.sidebar .brand { display: flex; align-items: center; gap: 10px; padding: 0 20px 20px; border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.sidebar .brand-logo { width: 32px; height: 32px; object-fit: contain; flex-shrink: 0; }
.sidebar .brand-name { font-family: var(--font-display); font-weight: 600; font-size: .95rem; line-height: 1.2; }
.sidebar .brand-name small { display: block; color: var(--text-faint); font-weight: 400; font-size: .7rem; margin-top: 1px; }

.nav-group { margin-bottom: 6px; }
.nav-group-label { font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-faint); padding: 14px 20px 6px; }
.nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 20px; color: var(--text-muted); font-size: .875rem;
  border-left: 2px solid transparent;
}
.nav-link:hover { background: rgba(255,255,255,.03); color: var(--text); }
.nav-link.active { color: var(--text); border-left-color: var(--accent); background: rgba(212,175,55,.09); }
.nav-link .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--text-faint); flex-shrink: 0; }
.nav-link.active .dot { background: var(--accent); }
.nav-link.factory.active { border-left-color: var(--accent-copper); background: rgba(192,133,82,.08); }
.nav-link.factory.active .dot { background: var(--accent-copper); }

.sidebar-footer { margin-top: auto; padding: 14px 20px 0; border-top: 1px solid var(--border); }
.sidebar-user { display: flex; align-items: center; gap: 10px; font-size: .82rem; }
.sidebar-user .avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--surface-raised); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: .78rem; color: var(--accent); flex-shrink: 0; border: 1px solid var(--border); }
.sidebar-user .role { color: var(--text-faint); font-size: .72rem; text-transform: capitalize; }
.logout-link { display: block; margin-top: 10px; font-size: .78rem; color: var(--text-faint); }
.logout-link:hover { color: var(--danger); }

.main { min-width: 0; }
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px; border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.topbar h1 { font-size: 1.15rem; margin: 0; }
.topbar .crumb { color: var(--text-faint); font-size: .8rem; margin-bottom: 2px; }
.topbar-actions { display: flex; gap: 10px; align-items: center; }

.content { padding: 28px; }

/* --------------------------------------------------------------------
   Buttons / forms
   -------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--surface-raised); color: var(--text); font-size: .85rem; font-family: var(--font-body);
  cursor: pointer; font-weight: 500;
}
.btn:hover { border-color: var(--text-faint); color: #fff; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #241B04; font-weight: 600; }
.btn-primary:hover { background: #E3C158; color: #241B04; }
.btn-copper { background: var(--accent-copper); border-color: var(--accent-copper); color: #241505; font-weight: 600; }
.btn-copper:hover { background: #D2986A; }
.btn-danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: rgba(226,87,76,.1); }
.btn-sm { padding: 5px 11px; font-size: .78rem; }
.btn-block { width: 100%; justify-content: center; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

label { display: block; font-size: .78rem; color: var(--text-muted); margin-bottom: 5px; font-weight: 500; }
input, select, textarea {
  width: 100%; padding: 10px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--surface-raised); color: var(--text);
  font-family: var(--font-body); font-size: .88rem; margin-bottom: 16px;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
.checkbox-row { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.checkbox-row input { width: auto; margin: 0; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.form-actions { display: flex; gap: 10px; margin-top: 6px; }
fieldset { border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 16px; margin-bottom: 16px; }
legend { padding: 0 8px; font-size: .8rem; color: var(--text-muted); }

/* --------------------------------------------------------------------
   Panels / cards
   -------------------------------------------------------------------- */
.panel {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 22px; margin-bottom: 20px;
}
.panel-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.panel-header h2, .panel-header h3 { margin: 0; font-size: 1rem; }

.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.stat-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 20px; position: relative; overflow: hidden;
}
.stat-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--accent); }
.stat-card.copper::before { background: var(--accent-copper); }
.stat-card.danger::before { background: var(--danger); }
.stat-card.neutral::before { background: var(--text-faint); }
.stat-card .label { font-size: .74rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-faint); margin-bottom: 8px; }
.stat-card .value { font-family: var(--font-display); font-size: 1.7rem; font-weight: 600; color: var(--text); }
.stat-card .sub { font-size: .78rem; color: var(--text-muted); margin-top: 4px; }

/* section chooser cards on main dashboard */
.section-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 8px; }
.section-card {
  border-radius: 10px; padding: 32px; position: relative; overflow: hidden;
  border: 1px solid var(--border); min-height: 200px; display: flex; flex-direction: column; justify-content: flex-end;
}
.section-card.shop { background: linear-gradient(155deg, rgba(212,175,55,.16), var(--surface) 60%); }
.section-card.factory { background: linear-gradient(155deg, rgba(192,133,82,.14), var(--surface) 60%); }
.section-card .icon { font-family: var(--font-display); font-size: 2.2rem; opacity: .9; margin-bottom: 14px; }
.section-card h2 { font-size: 1.5rem; margin-bottom: 6px; }
.section-card p { margin-bottom: 18px; font-size: .88rem; }
.section-card .go { align-self: flex-start; }

/* --------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .86rem; }
thead th {
  text-align: left; font-size: .72rem; text-transform: uppercase; letter-spacing: .05em;
  color: var(--text-faint); padding: 10px 14px; border-bottom: 1px solid var(--border); font-weight: 600;
}
tbody td { padding: 12px 14px; border-bottom: 1px solid var(--border-soft); color: var(--text); }
tbody tr:hover { background: rgba(255,255,255,.02); }
tbody tr:last-child td { border-bottom: none; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.mono { font-family: var(--font-mono); }

/* --------------------------------------------------------------------
   Badges / indicators
   -------------------------------------------------------------------- */
.badge {
  display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; border-radius: 100px;
  font-size: .72rem; font-weight: 600; letter-spacing: .01em; border: 1px solid transparent;
}
.badge-success { background: rgba(63,178,127,.12); color: var(--success); border-color: rgba(63,178,127,.3); }
.badge-warning { background: rgba(224,169,77,.12); color: var(--warning); border-color: rgba(224,169,77,.3); }
.badge-danger { background: rgba(226,87,76,.12); color: var(--danger); border-color: rgba(226,87,76,.3); }
.badge-muted { background: rgba(138,150,163,.1); color: var(--text-muted); border-color: var(--border); }
.badge-accent { background: rgba(212,175,55,.14); color: var(--accent); border-color: rgba(212,175,55,.35); }
.badge-copper { background: rgba(192,133,82,.12); color: var(--accent-copper); border-color: rgba(192,133,82,.3); }

.dot-indicator { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.dot-indicator.ok { background: var(--success); }
.dot-indicator.low { background: var(--warning); }
.dot-indicator.out { background: var(--danger); }

/* --------------------------------------------------------------------
   Flash / alerts
   -------------------------------------------------------------------- */
.flash-stack { padding: 0 28px; padding-top: 16px; }
.flash { padding: 11px 16px; border-radius: var(--radius-sm); margin-bottom: 10px; font-size: .85rem; border: 1px solid; }
.flash-success { background: rgba(63,178,127,.08); border-color: rgba(63,178,127,.35); color: var(--success); }
.flash-danger { background: rgba(226,87,76,.08); border-color: rgba(226,87,76,.35); color: var(--danger); }
.flash-warning { background: rgba(224,169,77,.08); border-color: rgba(224,169,77,.35); color: var(--warning); }
.flash-info { background: rgba(138,150,163,.08); border-color: rgba(138,150,163,.3); color: var(--text-muted); }

/* --------------------------------------------------------------------
   Misc utility
   -------------------------------------------------------------------- */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-faint); }
.empty-state .icon { font-size: 2rem; margin-bottom: 10px; opacity: .5; }
.divider { height: 1px; background: var(--border); margin: 20px 0; border: none; }
.chip-row { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.chip { padding: 6px 13px; border-radius: 100px; border: 1px solid var(--border); font-size: .78rem; color: var(--text-muted); }
.chip.active { border-color: var(--accent); color: var(--accent); background: rgba(212,175,55,.09); }
.line-item-row { display: grid; grid-template-columns: 2.2fr 1fr 1fr 1fr auto; gap: 10px; align-items: center; }
.line-item-row input, .line-item-row select { margin-bottom: 0; }
.remove-row-btn { background: none; border: none; color: var(--text-faint); cursor: pointer; font-size: 1.1rem; padding: 6px; }
.remove-row-btn:hover { color: var(--danger); }

.sku-search-wrap { position: relative; }
.sku-search-wrap .sku-search-input { width: 100%; }
.sku-suggestions {
  display: none; position: absolute; top: 100%; left: 0; right: 0; z-index: 50;
  background: var(--surface-raised); border: 1px solid var(--border); border-radius: var(--radius-sm);
  max-height: 220px; overflow-y: auto; margin-top: 4px; box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}
.sku-suggestion-item {
  padding: 8px 12px; cursor: pointer; font-size: 0.85rem; color: var(--text);
  border-bottom: 1px solid var(--border-soft);
}
.sku-suggestion-item:last-child { border-bottom: none; }
.sku-suggestion-item:hover { background: var(--surface); color: var(--accent); }
.chart-card canvas { max-height: 260px; }
.kv-list div { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border-soft); font-size: .87rem; }
.kv-list div:last-child { border-bottom: none; }
.kv-list .k { color: var(--text-muted); }
.kv-list .v { font-weight: 600; }
.pl-total { font-size: 1.05rem; }
.pl-total .v { color: var(--accent); }

.page-actions { display: flex; gap: 10px; align-items: center; }
.search-input { margin-bottom: 0; width: 240px; }

@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .auth-shell { grid-template-columns: 1fr; }
  .auth-visual { display: none; }
  .form-logo { display: block; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section-cards { grid-template-columns: 1fr; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
}

/* ---- ledger pages ---- */
.month-bar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.month-bar label { margin: 0; }
.month-bar input[type=month] { width: auto; margin: 0; }
.month-bar .spacer { flex: 1; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.form-grid .full { grid-column: 1 / -1; }
.field-help { font-size: .74rem; color: var(--text-faint); margin: -10px 0 14px; }
tfoot td { border-top: 1px solid var(--border); padding-top: 10px; }
.inline-form { display: inline; }
@media (max-width: 720px) { .form-grid { grid-template-columns: 1fr; } .grid-4, .grid-3 { grid-template-columns: 1fr 1fr; } }