/* ============================================================
   CRM Main Stylesheet
   Refined industrial palette — sidebar dark, content clean
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ─── CSS Variables ──────────────────────────────────────── */
:root {
  --sidebar-bg:    #111827;
  --sidebar-hover: #1f2937;
  --sidebar-active:#1d4ed8;
  --sidebar-text:  #9ca3af;
  --sidebar-head:  #ffffff;
  --sidebar-width: 260px;

  --topbar-bg:     #ffffff;
  --topbar-border: #e5e7eb;
  --topbar-height: 60px;

  --body-bg:       #f3f4f6;
  --card-bg:       #ffffff;
  --card-border:   #e5e7eb;
  --card-radius:   10px;
  --card-shadow:   0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);

  --primary:       #1d4ed8;
  --primary-light: #dbeafe;
  --primary-dark:  #1e40af;
  --success:       #059669;
  --success-light: #d1fae5;
  --warning:       #d97706;
  --warning-light: #fef3c7;
  --danger:        #dc2626;
  --danger-light:  #fee2e2;
  --info:          #0891b2;
  --info-light:    #cffafe;

  --text-primary:  #111827;
  --text-secondary:#6b7280;
  --text-muted:    #9ca3af;

  --input-border:  #d1d5db;
  --input-focus:   #1d4ed8;
  --input-radius:  7px;

  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --transition: 150ms cubic-bezier(0.4,0,0.2,1);
}

/* ─── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { font-size: 15px; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--body-bg);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

/* ─── Layout ─────────────────────────────────────────────── */
.crm-layout {
  display: flex;
  min-height: 100vh;
}

/* ─── Sidebar ────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  z-index: 100;
  overflow-y: auto;
  transition: transform var(--transition);
  will-change: transform;
}

.sidebar-brand {
  padding: 20px 20px 16px;
  border-bottom: 1px solid #1f2937;
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-brand .brand-icon {
  width: 36px; height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.sidebar-brand .brand-icon svg { width: 20px; height: 20px; color: #fff; }
.sidebar-brand .brand-name {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--sidebar-head);
  letter-spacing: -0.01em;
}

.sidebar-section {
  padding: 16px 0 4px;
}
.sidebar-section-label {
  padding: 0 16px 6px;
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #4b5563;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: .875rem;
  font-weight: 500;
  border-radius: 6px;
  margin: 1px 8px;
  transition: background var(--transition), color var(--transition);
}
.sidebar-nav a svg {
  width: 17px; height: 17px;
  flex-shrink: 0;
  opacity: .7;
}
.sidebar-nav a:hover {
  background: var(--sidebar-hover);
  color: #fff;
}
.sidebar-nav a:hover svg { opacity: 1; }
.sidebar-nav a.active {
  background: var(--sidebar-active);
  color: #fff;
}
.sidebar-nav a.active svg { opacity: 1; }

.sidebar-bottom {
  margin-top: auto;
  padding: 12px 8px;
  border-top: 1px solid #1f2937;
}
.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: 7px;
  cursor: pointer;
}
.sidebar-user:hover { background: var(--sidebar-hover); }
.sidebar-user .avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: .85rem; color: #fff;
  flex-shrink: 0;
}
.sidebar-user .user-info { flex: 1; min-width: 0; }
.sidebar-user .user-name { font-size: .85rem; color: #e5e7eb; font-weight: 500; }
.sidebar-user .user-role { font-size: .72rem; color: #6b7280; }

/* ─── Main content ───────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* ─── Top bar ────────────────────────────────────────────── */
.topbar {
  height: var(--topbar-height);
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--topbar-border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}
.topbar .btn-icon {
  width: 36px; height: 36px;
  border: none;
  background: transparent;
  border-radius: 7px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  transition: background var(--transition);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.topbar .btn-icon:hover { background: var(--body-bg); color: var(--text-primary); }
.topbar .btn-icon svg { width: 18px; height: 18px; }

/* Notification badge */
.notif-btn { position: relative; }
.notif-badge {
  position: absolute;
  top: 2px; right: 2px;
  min-width: 16px; height: 16px;
  background: var(--danger);
  color: #fff;
  border-radius: 8px;
  border: 2px solid #fff;
  font-size: .6rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
  line-height: 1;
}

.hamburger {
  display: none;
}

/* ─── Page body ─────────────────────────────────────────── */
.page-body {
  padding: 24px;
  flex: 1;
}

/* ─── Cards ──────────────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  overflow: visible;
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.card-title {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}
.card-body { padding: 20px; }

/* ─── Stat cards ────────────────────────────────────────── */
.stat-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--card-radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.stat-card .stat-label {
  font-size: .8rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.stat-card .stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
  letter-spacing: -.02em;
}
.stat-card .stat-icon {
  width: 40px; height: 40px;
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 4px;
}
.stat-card .stat-icon svg { width: 20px; height: 20px; }
.stat-card.primary .stat-icon   { background: var(--primary-light); color: var(--primary); }
.stat-card.success .stat-icon   { background: var(--success-light); color: var(--success); }
.stat-card.warning .stat-icon   { background: var(--warning-light); color: var(--warning); }
.stat-card.info .stat-icon      { background: var(--info-light); color: var(--info); }
.stat-card.danger               { border-left: 3px solid var(--danger); }
.stat-card.danger .stat-icon    { background: var(--danger-light); color: var(--danger); }
.stat-card.danger .stat-value   { color: var(--danger); }

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: .875rem;
  font-weight: 500;
  font-family: var(--font-sans);
  border-radius: var(--input-radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
  white-space: nowrap;
  touch-action: manipulation; /* prevent 300ms iOS tap delay */
  -webkit-tap-highlight-color: transparent;
}
.btn svg { width: 15px; height: 15px; }
.btn-sm { padding: 5px 10px; font-size: .8rem; }
.btn-lg { padding: 11px 22px; font-size: 1rem; }

.btn-primary   { background: var(--primary);  color: #fff; border-color: var(--primary); }
.btn-primary:hover  { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn-success   { background: var(--success);  color: #fff; border-color: var(--success); }
.btn-success:hover  { background: #047857; border-color: #047857; }
.btn-danger    { background: var(--danger);   color: #fff; border-color: var(--danger); }
.btn-danger:hover   { background: #b91c1c; border-color: #b91c1c; }
.btn-warning   { background: var(--warning);  color: #fff; border-color: var(--warning); }
.btn-outline   { background: transparent; color: var(--text-primary); border-color: var(--input-border); }
.btn-outline:hover  { background: var(--body-bg); }
.btn-ghost     { background: transparent; color: var(--text-secondary); border-color: transparent; }
.btn-ghost:hover    { background: var(--body-bg); color: var(--text-primary); }

/* ─── Badges ─────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  font-size: .72rem;
  font-weight: 600;
  border-radius: 20px;
  white-space: nowrap;
}
.badge-primary   { background: var(--primary-light); color: var(--primary); }
.badge-success   { background: var(--success-light); color: var(--success); }
.badge-warning   { background: var(--warning-light); color: var(--warning); }
.badge-danger    { background: var(--danger-light);  color: var(--danger); }
.badge-secondary { background: #f3f4f6; color: #6b7280; }
.badge-info      { background: var(--info-light); color: var(--info); }

/* ─── Forms ──────────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block;
  font-size: .82rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 5px;
}
.form-label .required { color: var(--danger); margin-left: 2px; }
.form-control {
  width: 100%;
  padding: 8px 12px;
  font-size: .9rem;
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: #fff;
  border: 1px solid var(--input-border);
  border-radius: var(--input-radius);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--input-focus);
  box-shadow: 0 0 0 3px rgba(29,78,216,.12);
}
.form-control::placeholder { color: var(--text-muted); }
.form-control-sm { padding: 5px 9px; font-size: .82rem; }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' viewBox='0 0 24 24'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; padding-right: 32px; }
textarea.form-control { resize: vertical; min-height: 80px; }

.form-grid { display: grid; gap: 16px; }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
.form-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid-4 { grid-template-columns: repeat(4, 1fr); }

.input-group { display: flex; }
.input-group .form-control { border-radius: var(--input-radius) 0 0 var(--input-radius); flex: 1; }
.input-group .btn { border-radius: 0 var(--input-radius) var(--input-radius) 0; border-left: 0; }

/* ─── Tables ─────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
  padding: 11px 14px;
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text-secondary);
  background: #f9fafb;
  border-bottom: 1px solid var(--card-border);
  white-space: nowrap;
}
tbody td {
  padding: 12px 14px;
  font-size: .875rem;
  border-bottom: 1px solid #f3f4f6;
  vertical-align: middle;
}
tbody tr:hover { background: #f9fafb; }
tbody tr:last-child td { border-bottom: none; }
.td-actions { display: flex; gap: 6px; align-items: center; }

/* ─── Pagination ─────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 16px;
}
.pagination a, .pagination span {
  min-width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
  font-size: .85rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  transition: background var(--transition);
}
.pagination a:hover { background: var(--body-bg); }
.pagination .active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ─── Alerts / Flash ─────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: .875rem;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.alert svg { width: 17px; height: 17px; flex-shrink: 0; margin-top: 1px; }
.alert-success { background: var(--success-light); color: #065f46; border: 1px solid #a7f3d0; }
.alert-danger   { background: var(--danger-light); color: #991b1b; border: 1px solid #fca5a5; }
.alert-warning  { background: var(--warning-light); color: #92400e; border: 1px solid #fcd34d; }
.alert-info     { background: var(--info-light); color: #164e63; border: 1px solid #a5f3fc; }

/* ─── Modals ─────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
}
.modal-backdrop.open {
  opacity: 1;
  pointer-events: all;
}
.modal {
  background: #fff;
  border-radius: 12px;
  width: 100%;
  max-width: 560px;
  box-shadow: 0 20px 60px rgba(0,0,0,.2);
  display: flex;
  flex-direction: column;
  max-height: 90vh;
  transform: translateY(12px);
  transition: transform .2s;
}
.modal-backdrop.open .modal { transform: translateY(0); }
.modal-lg { max-width: 720px; }
.modal-xl { max-width: 900px; }
.modal-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 1.05rem; font-weight: 600; margin: 0; }
.modal-close {
  width: 30px; height: 30px;
  border: none; background: transparent;
  border-radius: 6px; cursor: pointer;
  color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: var(--body-bg); color: var(--text-primary); }
.modal-close svg { width: 18px; height: 18px; }
.modal-body { padding: 24px; overflow-y: auto; flex: 1; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--card-border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ─── Step modal (Viva payment) ──────────────────────────── */
.step-progress {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 28px;
}
.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  position: relative;
}
.step-item:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 18px;
  left: 50%;
  right: -50%;
  height: 2px;
  background: var(--card-border);
  z-index: 0;
}
.step-item.done:not(:last-child)::after  { background: var(--success); }
.step-item.active:not(:last-child)::after { background: var(--primary-light); }
.step-dot {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem;
  font-weight: 700;
  background: #f3f4f6;
  border: 2px solid var(--card-border);
  color: var(--text-muted);
  z-index: 1;
  position: relative;
  transition: all .3s;
}
.step-dot svg { width: 15px; height: 15px; }
.step-item.active .step-dot {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: 0 0 0 4px var(--primary-light);
}
.step-item.done .step-dot {
  background: var(--success);
  border-color: var(--success);
  color: #fff;
}
.step-label {
  margin-top: 6px;
  font-size: .72rem;
  font-weight: 500;
  color: var(--text-muted);
  text-align: center;
}
.step-item.active .step-label { color: var(--primary); }
.step-item.done .step-label   { color: var(--success); }

.step-content {
  min-height: 140px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 12px;
}
.step-content .big-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.step-content .big-icon svg { width: 28px; height: 28px; }

/* Spinner */
@keyframes spin { to { transform: rotate(360deg); } }
.spinner {
  width: 36px; height: 36px;
  border: 3px solid var(--primary-light);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}

/* ─── Filters bar ────────────────────────────────────────── */
.filters-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.filters-bar .form-control { max-width: 200px; }
.filters-bar .search-input { max-width: 280px; }

/* ─── Page header ────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
}
.page-header-left h1 {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 0 2px;
  color: var(--text-primary);
}
.page-header-left p {
  font-size: .875rem;
  color: var(--text-secondary);
  margin: 0;
}

/* ─── Order items cart ───────────────────────────────────── */
.cart-table { width: 100%; border-collapse: collapse; }
.cart-table th {
  padding: 8px 10px;
  background: #f9fafb;
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--card-border);
}
.cart-table td {
  padding: 10px;
  border-bottom: 1px solid #f3f4f6;
  font-size: .875rem;
  vertical-align: middle;
}
.cart-table tfoot td {
  padding: 10px;
  font-weight: 600;
  border-top: 2px solid var(--card-border);
}
.cart-table .btn-remove {
  width: 26px; height: 26px;
  border: none;
  background: var(--danger-light);
  color: var(--danger);
  border-radius: 5px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.cart-table .btn-remove:hover { background: var(--danger); color: #fff; }
.cart-table .btn-remove svg { width: 13px; height: 13px; }

/* ─── Product search dropdown ────────────────────────────── */
.autocomplete-wrapper { position: relative; }
.autocomplete-dropdown {
  position: absolute;
  top: 100%; left: 0; right: 0;
  background: #fff;
  border: 1px solid var(--input-border);
  border-radius: var(--input-radius);
  box-shadow: 0 12px 32px rgba(0,0,0,.15);
  z-index: 9999;
  max-height: 300px;
  overflow-y: auto;
  margin-top: 2px;
}
.autocomplete-item {
  padding: 9px 13px;
  cursor: pointer;
  font-size: .875rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.autocomplete-item:hover { background: var(--primary-light); }
.autocomplete-item .item-name { font-weight: 500; }
.autocomplete-item .item-sku  { font-size: .78rem; color: var(--text-muted); font-family: var(--font-mono); }
.autocomplete-item .item-price{ font-weight: 600; color: var(--primary); }

/* ─── Customer profile tabs ──────────────────────────────── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--card-border);
  margin-bottom: 20px;
}
.tab-btn {
  padding: 10px 18px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  font-size: .875rem;
  font-weight: 500;
  font-family: var(--font-sans);
  color: var(--text-secondary);
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition);
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ─── Utility ────────────────────────────────────────────── */
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); font-size: .85rem; }
.text-small { font-size: .8rem; }
.text-mono  { font-family: var(--font-mono); }
.fw-600 { font-weight: 600; }
.w-100 { width: 100%; }

/* ─── Loading overlay ────────────────────────────────────── */
.loading-overlay {
  position: fixed; inset: 0;
  background: rgba(255,255,255,.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  display: none;
}
.loading-overlay.active { display: flex; }

/* ─── Settings page ──────────────────────────────────────── */
.settings-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  align-items: start;
}
.settings-menu { position: sticky; top: 84px; }
.settings-menu a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 7px;
  font-size: .875rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}
.settings-menu a svg { width: 16px; height: 16px; }
.settings-menu a:hover { background: var(--body-bg); color: var(--text-primary); }
.settings-menu a.active { background: var(--primary-light); color: var(--primary); }

.settings-section { scroll-margin-top: 84px; }
.settings-section + .settings-section { margin-top: 24px; }

/* ─── Layout utilities ────────────────────────────────────── */
/* Two-column layouts that collapse on tablet */
.order-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 20px;
  align-items: start;
}
.detail-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 20px;
  align-items: start;
}
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.two-col-narrow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
/* Reports top-10 grid: two columns on desktop only, stacks on tablet */
.top10-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.four-col-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.three-col-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* ─── Responsive ─────────────────────────────────────────── */
/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — TABLET & MOBILE
   ═══════════════════════════════════════════════════════════ */

/* ── 1024px — large tablet landscape ───────────────────────── */

/* ── Tablet Quick Action Bar (dashboard only) ───────────────────── */
.tablet-quick-actions {
  display: none; /* hidden on desktop */
}
.tqa-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 4px 7px;
  border-radius: 10px;
  text-decoration: none;
  font-size: .65rem;
  font-weight: 600;
  color: #fff;
  flex: 1;
  min-width: 0;
  text-align: center;
  transition: opacity .15s, transform .1s;
  -webkit-tap-highlight-color: transparent;
  line-height: 1.2;
}
.tqa-btn:active { opacity: .8; transform: scale(.96); }
.tqa-btn svg { width: 16px; height: 16px; flex-shrink: 0; }
.tqa-primary { background: linear-gradient(135deg, #2563eb, #1d4ed8); }
.tqa-green   { background: linear-gradient(135deg, #059669, #047857); }
.tqa-purple  { background: linear-gradient(135deg, #7c3aed, #6d28d9); }
.tqa-gray    { background: linear-gradient(135deg, #4b5563, #374151); }

/* Show on touch devices (all tablets incl. iPad Pro) */
@media (pointer: coarse) and (max-width: 1280px) {
  .tablet-quick-actions {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 14px;
  }
}


/* Remove modal fade on touch devices to prevent ghost-click-in-transition issue */
@media (pointer: coarse) {
  .modal-backdrop {
    transition: none !important;
  }
  .modal {
    transition: none !important;
  }
}
@media (max-width: 1024px) {
  .sidebar { width: 200px; }
  .main-content { margin-left: 200px; }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
  .form-grid-4 { grid-template-columns: repeat(2, 1fr); }
  /* orders-new cart layout */
  .order-layout { grid-template-columns: 1fr !important; }
  /* settings side-by-side narrower */
  .settings-layout { grid-template-columns: 180px 1fr; }
  /* top-10 reports grid stacks on tablet */
  .top10-grid { grid-template-columns: 1fr !important; }
}

/* ── 900px — tablet portrait / small laptop ─────────────────── */
@media (max-width: 900px) {
  .sidebar {
    width: 240px;
    transform: translateX(-100%);
    z-index: 200;
    pointer-events: none;
    visibility: hidden;
  }
  .sidebar.open {
    transform: translateX(0);
    pointer-events: all;
    visibility: visible;
  }
  .main-content { margin-left: 0; }
  .hamburger { display: flex; }
  .tablet-quick-actions {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 14px;
  }
  /* page-body breathing room */
  .page-body { padding: 16px; }
  .topbar { padding: 0 16px; }

  /* stat cards */
  .stat-cards { grid-template-columns: repeat(2, 1fr); gap: 12px; }

  /* page header stacks */
  .page-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .page-header > *:last-child { width: 100%; }
  .page-header > a.btn,
  .page-header > button.btn,
  .page-header > div { align-self: flex-start; }

  /* filters bar wraps */
  .filters-bar {
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
  }
  .filters-bar .form-control,
  .filters-bar input[type="text"],
  .filters-bar input[type="date"],
  .filters-bar select { 
    max-width: 100% !important; 
    flex: 1 1 140px;
  }
  .filters-bar .btn { flex-shrink: 0; }

  /* forms */
  .form-grid-2 { grid-template-columns: 1fr 1fr; }
  .form-grid-3 { grid-template-columns: 1fr 1fr; }
  .form-grid-4 { grid-template-columns: 1fr 1fr; }

  /* settings */
  .settings-layout { grid-template-columns: 1fr; }
  .settings-menu {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 10px !important;
  }
  .settings-menu a {
    flex: 1 1 120px;
    justify-content: center;
  }

  /* tables — horizontal scroll */
  .table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .table-wrapper table { min-width: 600px; }

  /* modals — nearly full screen */
  .modal-backdrop { padding: 16px; align-items: flex-end; }
  .modal { max-width: 100%; max-height: 90vh; overflow-y: auto; border-radius: 16px 16px 8px 8px; }

  /* layout utility classes collapse */
  .order-layout,
  .detail-layout { grid-template-columns: 1fr !important; }
  .two-col { grid-template-columns: 1fr 1fr; }
  .two-col-stack-tablet { grid-template-columns: 1fr !important; }
  .top10-grid { grid-template-columns: 1fr !important; }
  .four-col-stats { grid-template-columns: repeat(2, 1fr); }
  .three-col-stats { grid-template-columns: 1fr 1fr; }

  /* customer/order detail grids */
  .detail-grid { grid-template-columns: 1fr !important; }
  .detail-sidebar { order: -1; }

  /* tabs scroll on narrow */
  .tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; flex-wrap: nowrap; }
  .tab-btn { white-space: nowrap; flex-shrink: 0; }
}

/* ── 600px — phone landscape / small tablet ─────────────────── */
@media (max-width: 600px) {
  .stat-cards { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-card { padding: 14px; }
  .stat-value { font-size: 1.3rem; }

  .form-grid-2,
  .form-grid-3,
  .form-grid-4 { grid-template-columns: 1fr; }

  .two-col,
  .two-col-narrow,
  .three-col-stats,
  .four-col-stats { grid-template-columns: 1fr !important; }

  /* force single column for any span-2 */
  [style*="grid-column:span 2"],
  [style*="grid-column: span 2"] { grid-column: span 1 !important; }

  /* full-width buttons in page header */
  .page-header > a.btn,
  .page-header > button.btn { width: 100%; justify-content: center; }

  /* topbar compact */
  .topbar-title { font-size: .95rem; }
  .topbar-actions .btn span { display: none; }

  /* modal fills screen */
  .modal-backdrop { padding: 0; align-items: flex-end; }
  .modal { max-height: 96vh; border-radius: 16px 16px 0 0; }
  .modal-body { padding: 16px; }
  .modal-footer { padding: 12px 16px; gap: 8px; }
  .modal-footer .btn { flex: 1; justify-content: center; }

  /* table action buttons */
  .td-actions { flex-direction: column; gap: 4px; }
  .td-actions .btn { width: 100%; }

  /* viva steps compact */
  .viva-steps { gap: 0; }
  .viva-step-label { display: none; }
  .viva-step::after { display: none; }
}

/* ── 400px — small phone ─────────────────────────────────────── */
@media (max-width: 400px) {
  .stat-cards { grid-template-columns: 1fr; }
  .page-body { padding: 12px; }
  .card-body { padding: 14px; }
  .card-header { padding: 12px 14px; }
}

/* ── Sidebar overlay (mobile) ──────────────────────────────── */
.sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 199;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.sidebar-overlay.active { display: block; }