:root {
  --green-dark: #1a5c2a;
  --green-main: #2d8a45;
  --green-light: #4caf65;
  --green-bg: #e8f5e9;
  --orange: #e65c00;
  --blue: #1565c0;
  --purple: #6a1b9a;
  --red: #c62828;
  --gold: #f57f17;
  --teal: #00695c;
  --text-dark: #1a1a2e;
  --text-mid: #374151;
  --text-soft: #6b7280;
  --border: #d1d5db;
  --bg-page: #f0f4f0;
  --bg-card: #ffffff;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
  --radius: 10px;
  --radius-lg: 16px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Noto Serif Bengali', serif;
  background: var(--bg-page);
  color: var(--text-dark);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.7;
}
button { cursor: pointer; font-family: 'Noto Serif Bengali', serif; }

h1, h2, h3, .shop-brand h1, .lock-banner .shop-name, .auth-logo h2 {
  font-family: 'Noto Serif Bengali', serif;
  letter-spacing: 0.3px;
}
.module-card .m-title {
  font-family: 'Noto Serif Bengali', serif;
}
.stat-value, .quick-info-value, .cash-summary .balance {
  font-family: 'Noto Serif Bengali', serif;
}

input, select, textarea { font-family: 'Noto Serif Bengali', serif; }

/* ── UTILITIES ── */
.hidden { display: none !important; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.w-full { width: 100%; }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.text-sm { font-size: 12px; }
.text-lg { font-size: 16px; }
.text-xl { font-size: 20px; }
.text-2xl { font-size: 24px; }
.text-green { color: var(--green-main); }
.text-red { color: var(--red); }
.text-orange { color: var(--orange); }
.text-blue { color: var(--blue); }
.text-gold { color: var(--gold); }
.text-soft { color: var(--text-soft); }
.rounded { border-radius: var(--radius); }
.rounded-lg { border-radius: var(--radius-lg); }
.p-3 { padding: 12px; }
.p-4 { padding: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }

/* ── LOADING ── */
#loading-screen {
  position: fixed; inset: 0;
  background: #1a5c2a;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  z-index: 9999; color: white;
  font-family: 'Noto Serif Bengali', serif;
}
.loading-logo { font-size: 48px; margin-bottom: 16px; }
.loading-text { font-size: 24px; font-weight: 800; margin-bottom: 8px; letter-spacing: 1px; }
.loading-sub { font-size: 13px; opacity: 0.7; margin-bottom: 4px; }
.spinner {
  width: 40px; height: 40px;
  border: 3px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-top: 24px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── TOAST (Modern Centered Design) ── */
#toast-container {
  position: fixed; 
  top: 40px; /* ওপর থেকে একটু নিচে */
  left: 50%;
  transform: translateX(-50%); /* একদম মাঝখানে রাখার ট্রিকস */
  z-index: 99999; 
  display: flex; 
  flex-direction: column; 
  gap: 10px;
  align-items: center; /* মেসেজগুলো মাঝে থাকবে */
  width: 90%;
  pointer-events: none;
}
.toast {
  padding: 12px 24px; 
  border-radius: 30px; /* গোলাকার বাটন স্টাইল */
  font-weight: 700; 
  font-size: 13px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.25); 
  max-width: 320px;
  text-align: center;
  letter-spacing: 0.5px;
  animation: dropDown 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; /* সুন্দর বাউন্স এনিমেশন */
}
.toast-success { background: linear-gradient(135deg, #1b5e20, #2d8a45); color: white; border: 1px solid #4caf50; }
.toast-error { background: linear-gradient(135deg, #b71c1c, #e53935); color: white; border: 1px solid #ffcdd2; }
.toast-info { background: linear-gradient(135deg, #0d47a1, #1e88e5); color: white; border: 1px solid #bbdefb; }

@keyframes dropDown { 
  from { transform: translateY(-40px) scale(0.8); opacity: 0; } 
  to { transform: translateY(0) scale(1); opacity: 1; } 
}

/* ── MODAL ── */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.modal {
  background: white; border-radius: 16px;
  width: 100%; max-width: 420px;
  max-height: 85vh; overflow-y: auto;
  box-shadow: 0 24px 64px rgba(0,0,0,0.35);
  animation: modalIn 0.22s ease;
}
.modal-lg { max-width: 500px; }
.modal-sm { max-width: 360px; }
@keyframes modalIn { from { transform: scale(0.92); opacity:0; } to { transform: scale(1); opacity:1; } }
.modal-header {
  padding: 14px 18px;
  border-bottom: 2px solid #a5d6a7;
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(135deg, #0d3d1a, #1a6b2e);
  color: white;
  border-radius: 16px 16px 0 0;
  position: sticky; top: 0; z-index: 10;
}
.modal-header h3 { font-size: 16px; font-weight: 800; font-family:'Noto Serif Bengali',serif; }
.modal-close {
  background: rgba(255,255,255,0.2); border: none;
  color: white; width: 30px; height: 30px;
  border-radius: 50%; font-size: 18px; cursor: pointer;
  display:flex;align-items:center;justify-content:center;
  transition: background 0.2s;
}
.modal-close:hover { background: rgba(255,255,255,0.35); }
.modal-body { padding: 14px 16px; }
.modal-footer {
  padding: 12px 16px;
  border-top: 2px solid var(--green-bg);
  display: flex; gap: 8px; justify-content: flex-end;
  position: sticky; bottom: 0; background: white; z-index: 10;
}

/* ── FORMS ── */
.form-group { margin-bottom: 14px; }
.form-label {
  display: block; font-weight: 600;
  margin-bottom: 5px; font-size: 13px;
  color: var(--text-mid);
}
.form-label .required { color: var(--red); margin-left: 2px; }
.form-control {
  width: 100%; padding: 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: 8px; font-size: 14px;
  font-family: 'Noto Serif Bengali', serif; color: var(--text-dark);
  transition: border-color 0.2s;
  background: white;
}
.form-control:focus {
  outline: none; border-color: var(--green-main);
  box-shadow: 0 0 0 3px rgba(45,138,69,0.1);
}
.form-control.error { border-color: var(--red); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.variation-row {
  display: grid;
  grid-template-columns: minmax(110px, 1.25fr) repeat(4, minmax(65px, 1fr)) auto;
  gap: 8px;
  align-items: end;
  padding: 10px;
  margin-bottom: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fafafa;
}
.variation-row .form-group { min-width: 0; margin-bottom: 0; }
.variation-row .variation-remove { height: 38px; padding: 6px 10px; }
@media (max-width: 640px) {
  .variation-row { grid-template-columns: 1fr 1fr; }
  .variation-row .variation-remove { justify-self: end; }
}

/* ── BUTTONS ── */
.btn {
  padding: 9px 18px; border: none;
  border-radius: 8px; font-size: 14px;
  font-weight: 600; font-family: 'Noto Serif Bengali', serif;
  cursor: pointer; transition: all 0.2s;
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-lg { padding: 12px 24px; font-size: 16px; }
.btn-primary { background: var(--green-main); color: white; }
.btn-primary:hover { background: var(--green-dark); transform: translateY(-1px); }
.btn-danger { background: var(--red); color: white; }
.btn-danger:hover { background: #9a1c1c; }
.btn-secondary { background: #e5e7eb; color: var(--text-dark); }
.btn-secondary:hover { background: #d1d5db; }
.btn-outline { background: transparent; border: 2px solid var(--green-main); color: var(--green-main); }
.btn-outline:hover { background: var(--green-bg); }
.btn-blue { background: var(--blue); color: white; }
.btn-gold { background: var(--gold); color: white; }
.btn-orange { background: var(--orange); color: white; }
.btn-icon {
  padding: 6px; background: transparent;
  border: 1px solid var(--border); border-radius: 6px;
  color: var(--text-soft);
}
.btn-icon:hover { background: var(--bg-page); color: var(--text-dark); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none !important; }
.btn:active { transform: scale(0.96); }
.nav-btn:active { transform: scale(0.94); }
.settings-item:active { background: var(--bg-page); }

/* ── CARDS ── */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.15s ease;
}
.card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.card-header h3 { font-size: 15px; font-weight: 700; }
.card-body { padding: 16px; }

/* ── TABLE ── */
.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead { background: var(--green-dark); color: white; }
thead th { padding: 10px 12px; text-align: left; font-weight: 600; white-space: nowrap; }
tbody tr { border-bottom: 1px solid #f0f0f0; transition: background 0.15s; }
tbody tr:hover { background: var(--green-bg); }
tbody td { padding: 9px 12px; }
.table-empty { text-align: center; padding: 40px; color: var(--text-soft); }

/* ── BADGE ── */
.badge {
  padding: 3px 9px; border-radius: 20px;
  font-size: 11px; font-weight: 600;
  display: inline-block;
}
.badge-green { background: #e8f5e9; color: #1b5e20; }
.badge-red { background: #ffebee; color: #b71c1c; }
.badge-orange { background: #fff3e0; color: #e65100; }
.badge-blue { background: #e3f2fd; color: #0d47a1; }
.badge-gray { background: #f5f5f5; color: #616161; }

/* ── STATUS ── */
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  display: inline-block; margin-right: 5px;
}
.dot-green { background: #4caf50; }
.dot-red { background: #f44336; }
.dot-orange { background: #ff9800; }

/* ── STATS CARD ── */
.stat-card {
  background: white; border-radius: var(--radius-lg);
  padding: 16px; box-shadow: var(--shadow);
  display: flex; align-items: center; gap: 14px;
}
.stat-icon {
  width: 50px; height: 50px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
}
.stat-label { font-size: 12px; color: var(--text-soft); font-weight: 500; margin-bottom: 3px; }
.stat-value { font-size: 20px; font-weight: 700; }

/* ── PAGE STRUCTURE ── */
#app { min-height: 100vh; }
.page { display: none; }
.page.active { display: block; animation: pageSlideIn 0.25s ease; }
@keyframes pageSlideIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.page-header {
  background: white; padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px;
  position: sticky; top: 0; z-index: 100;
  box-shadow: var(--shadow);
}
.page-header h2 { font-size: 17px; font-weight: 700; flex: 1; }
.back-btn {
  background: var(--bg-page); border: none;
  width: 34px; height: 34px; border-radius: 8px;
  font-size: 18px; cursor: pointer; flex-shrink: 0;
}
.page-content { padding: 16px; max-width: 1200px; margin: 0 auto; padding-bottom: 80px; }

/* ── HEADER / BANNER ── */
#main-header {
  background: var(--green-dark);
  color: white;
}
.header-top {
  padding: 12px 16px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
}
.shop-brand h1 {
  font-size: 21px; font-weight: 800;
  color: #a5d6a7; letter-spacing: 1px;
  font-family: 'Noto Serif Bengali', serif;
}
.shop-brand p {
  font-size: 11px; opacity: 0.8; margin-top: 2px;
}
.header-right {
  display: flex; align-items: center; gap: 10px;
}
.header-date { font-size: 11px; opacity: 0.8; text-align: right; }
.user-badge {
  background: rgba(255,255,255,0.15);
  padding: 6px 12px; border-radius: 20px;
  font-size: 12px; font-weight: 600;
  display: flex; align-items: center; gap: 6px;
}
.lock-btn {
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.3);
  color: white; padding: 6px 12px;
  border-radius: 20px; font-size: 12px;
  font-weight: 600; font-family: 'Noto Serif Bengali', serif;
  cursor: pointer; display: flex; align-items: center; gap: 5px;
}
.lock-btn:hover { background: rgba(255,255,255,0.3); }
.header-contact {
  background: rgba(0,0,0,0.2);
  padding: 6px 16px;
  display: flex; align-items: center;
  justify-content: center; gap: 20px;
  font-size: 12px; flex-wrap: wrap;
}
.header-contact span { display: flex; align-items: center; gap: 4px; }

/* ── LOCK SCREEN ── */
#lock-screen {
  position: fixed; inset: 0;
  background: rgba(13, 61, 26, 0.95) !important; /* গাঢ় সবুজ ব্লার ব্যাকগ্রাউন্ড */
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 99999 !important;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 24px;
}
.lock-banner {
  text-align: center; color: white; margin-bottom: 32px;
}
.lock-banner .shop-name {
  font-size: 26px; font-weight: 700;
  color: #a5d6a7; margin-bottom: 6px;
}
.lock-banner .shop-sub { font-size: 13px; opacity: 0.7; margin-bottom: 10px; }
.lock-banner .shop-contact { font-size: 12px; opacity: 0.6; }
.lock-box {
  background: white; border-radius: 20px;
  padding: 28px 32px; width: 100%; max-width: 360px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.lock-user-info {
  text-align: center; margin-bottom: 20px;
}
.lock-avatar {
  width: 60px; height: 60px; background: var(--green-bg);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; font-size: 28px;
  margin: 0 auto 10px;
}
.lock-user-info h3 { font-size: 17px; font-weight: 700; }
.lock-user-info p { font-size: 12px; color: var(--text-soft); }
.lock-title {
  text-align: center; font-size: 14px;
  color: var(--text-soft); margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center; gap: 6px;
}

/* ── AUTH SCREEN ── */
#auth-screen {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--green-dark) 0%, #0a3d1a 100%);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.auth-box {
  background: white; border-radius: 20px;
  padding: 32px 28px; width: 100%; max-width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.auth-logo {
  text-align: center; margin-bottom: 24px;
}
.auth-logo .logo-icon {
  width: 70px; height: 70px; background: var(--green-bg);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; font-size: 36px; margin: 0 auto 12px;
}
.auth-logo h2 { font-size: 18px; font-weight: 700; color: var(--green-dark); }
.auth-logo p { font-size: 12px; color: var(--text-soft); }
.auth-tabs {
  display: flex; border-bottom: 2px solid var(--border);
  margin-bottom: 20px;
}
.auth-tab {
  flex: 1; padding: 10px; background: none; border: none;
  font-size: 14px; font-weight: 600; color: var(--text-soft);
  cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all 0.2s;
}
.auth-tab.active {
  color: var(--green-main);
  border-bottom-color: var(--green-main);
}

/* ── DASHBOARD MODULES GRID ── */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px; margin-bottom: 16px;
}
.module-card {
  background: white; border-radius: 10px;
  padding: 10px 6px; text-align: center;
  aspect-ratio: 1/1;
  cursor: pointer; transition: all 0.22s;
  box-shadow: 0 2px 10px rgba(0,0,0,0.07);
  border: 2.5px solid #2d8a45;
  border-top-width: 4px;
  position: relative; overflow: hidden;
}
.module-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: currentColor;
}
.module-card:active { transform: translateY(-1px); }
.module-card .m-icon { font-size: 32px; margin-bottom: 8px; }
.module-card .m-title {
  font-size: 13px; font-weight: 700;
  margin-bottom: 3px;
  font-family: 'Noto Serif Bengali', serif;
}
.module-card .m-sub { font-size: 10px; color: var(--text-soft); }
.module-card.green { color: var(--green-main); }
.module-card.blue { color: var(--blue); }
.module-card.purple { color: var(--purple); }
.module-card.orange { color: var(--orange); }
.module-card.gold { color: var(--gold); }
.module-card.red { color: var(--red); }
.module-card.teal { color: var(--teal); }
.module-card.dark { color: #37474f; }

/* ── DASHBOARD RIGHT PANEL ── */
.dashboard-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 16px;
}
.quick-info-card {
  background: white; border-radius: var(--radius-lg);
  padding: 14px; box-shadow: var(--shadow); margin-bottom: 12px;
}
.quick-info-title {
  font-size: 13px; font-weight: 700;
  color: var(--text-soft); margin-bottom: 4px;
}
.quick-info-value {
  font-size: 22px; font-weight: 700;
}
.quick-info-sub { font-size: 11px; color: var(--text-soft); }

/* ── RECENT ACTIVITY TABLE ── */
.activity-type {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px; border-radius: 20px;
  font-size: 11px; font-weight: 600;
}
.type-sale { background: #e8f5e9; color: #1b5e20; }
.type-purchase { background: #e3f2fd; color: #0d47a1; }
.type-expense { background: #fff3e0; color: #e65100; }
.type-due { background: #fce4ec; color: #880e4f; }
.type-stock { background: #f3e5f5; color: #4a148c; }

/* ── LOW STOCK LIST ── */
.low-stock-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 0; border-bottom: 1px solid #f0f0f0;
}
.low-stock-item:last-child { border-bottom: none; }
.low-stock-icon { font-size: 28px; flex-shrink: 0; }
.low-stock-name { font-size: 13px; font-weight: 600; }
.low-stock-qty { font-size: 11px; color: var(--text-soft); }
.low-stock-badge {
  margin-left: auto; background: #ffebee;
  color: var(--red); padding: 2px 8px;
  border-radius: 20px; font-size: 10px; font-weight: 700;
  white-space: nowrap; flex-shrink: 0;
}

/* ── CART ── */
.cart-item {
  background: var(--bg-page); border-radius: 10px;
  padding: 12px; margin-bottom: 10px;
  position: relative;
}
.cart-item-header {
  display: flex; align-items: center;
  justify-content: space-between; margin-bottom: 8px;
}
.cart-item-name { font-weight: 700; font-size: 14px; }
.cart-remove {
  background: #ffebee; border: none;
  color: var(--red); width: 26px; height: 26px;
  border-radius: 50%; font-size: 14px; cursor: pointer;
}

/* ── TOTAL BOX ── */
.total-box {
  background: var(--green-bg); border-radius: 10px;
  padding: 14px; border: 2px dashed var(--green-light);
}
.total-row {
  display: flex; justify-content: space-between;
  align-items: center; padding: 4px 0;
  font-size: 14px;
}
.total-row.grand {
  border-top: 2px solid var(--green-main);
  margin-top: 8px; padding-top: 10px;
  font-size: 18px; font-weight: 700; color: var(--green-dark);
}

/* ── SEARCH BOX ── */
.search-bar {
  display: flex; gap: 8px; margin-bottom: 14px;
}
.search-input {
  flex: 1; padding: 9px 14px;
  border: 1.5px solid var(--border);
  border-radius: 8px; font-size: 14px; font-family: 'Noto Serif Bengali', serif;
}
.search-input:focus {
  outline: none; border-color: var(--green-main);
}
.filter-select {
  padding: 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: 8px; font-size: 13px; font-family: 'Noto Serif Bengali', serif;
  background: white; cursor: pointer;
}

/* ── CUSTOMER DUE ── */
.customer-card {
  background: white; border-radius: var(--radius);
  padding: 14px; box-shadow: var(--shadow);
  margin-bottom: 10px; cursor: pointer;
  transition: all 0.2s; border-left: 4px solid transparent;
}
.customer-card:hover { border-left-color: var(--green-main); transform: translateX(4px); }
.customer-card.has-due { border-left-color: var(--red); }

/* ── REPORT SUMMARY ── */
.report-card {
  background: white; border-radius: var(--radius-lg);
  padding: 16px; box-shadow: var(--shadow);
  text-align: center; cursor: pointer; transition: all 0.2s;
}
.report-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.report-icon { font-size: 32px; margin-bottom: 8px; }
.report-label { font-size: 12px; color: var(--text-soft); margin-bottom: 4px; }
.report-value { font-size: 20px; font-weight: 700; }

/* ── CASHBOX (Modern White Design) ── */
.cash-summary {
  background: #ffffff;
  color: #1a5c2a;
  border: 2px solid #2d8a45;
  border-radius: var(--radius-lg);
  padding: 20px; 
  margin-bottom: 16px;
  box-shadow: 0 4px 15px rgba(45, 138, 69, 0.1);
}
.cash-summary h3 { font-size: 13px; color: #6b7280; font-weight: 700; margin-bottom: 4px; }
.cash-summary .balance { font-size: 36px; font-weight: 800; color: #1a5c2a; }
.cash-in-out {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 12px; margin-top: 16px;
}
.cash-in {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 12px; padding: 12px; text-align: center;
}
.cash-in label { font-size: 11px; color: #6b7280; font-weight: 600; margin-bottom: 2px; display: block; }
.cash-in .val { font-size: 18px; font-weight: 800; color: #2d8a45; }

/* ── SETTINGS ── */
.settings-section {
  background: white; border-radius: var(--radius-lg);
  margin-bottom: 12px; overflow: hidden;
  box-shadow: var(--shadow);
}
.settings-section-title {
  padding: 12px 16px;
  background: var(--bg-page);
  font-weight: 700; font-size: 13px;
  color: var(--text-soft); border-bottom: 1px solid var(--border);
  text-transform: uppercase; letter-spacing: 0.5px;
}
.settings-item {
  padding: 14px 16px;
  border-bottom: 1px solid #f5f5f5;
  display: flex; align-items: center;
  justify-content: space-between; cursor: pointer;
  transition: background 0.15s;
}
.settings-item:last-child { border-bottom: none; }
.settings-item:hover { background: var(--bg-page); }
.settings-item-info h4 { font-size: 14px; font-weight: 600; }
.settings-item-info p { font-size: 12px; color: var(--text-soft); }

/* ── AD BANNER ── */
.ad-banner {
  background: linear-gradient(135deg, #1a5c2a, #2d8a45);
  border-radius: var(--radius-lg); padding: 16px 20px;
  color: white; margin-top: 16px;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.ad-text { flex: 1; min-width: 200px; }
.ad-text h3 { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.ad-text p { font-size: 12px; opacity: 0.8; }
.ad-contact { font-size: 12px; }
.ad-contact p { margin-bottom: 3px; }


/* ── SLIDE PANEL ── */
#slide-panel-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 800; display: none;
  backdrop-filter: blur(2px);
}
#slide-panel-backdrop.open { display: block; }
#slide-panel {
  position: fixed; top: 0; right: -105%;
  width: min(520px, 100vw);
  height: 100vh; background: white;
  z-index: 801; transition: right 0.32s cubic-bezier(0.4,0,0.2,1);
  display: flex; flex-direction: column;
  box-shadow: -6px 0 30px rgba(0,0,0,0.22);
}
#slide-panel.open { right: 0; }
#slide-panel-header {
  background: linear-gradient(135deg, #0d3d1a, #1a5c2a);
  color: white; padding: 14px 18px;
  display: flex; align-items: center; gap: 12px;
  flex-shrink: 0; border-bottom: 2px solid #a5d6a7;
}
#slide-panel-title { font-size: 17px; font-weight: 800; flex: 1; font-family: 'Noto Serif Bengali', serif; }
#slide-panel-close {
  background: rgba(255,255,255,0.2); border: none;
  color: white; width: 34px; height: 34px;
  border-radius: 50%; font-size: 20px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
#slide-panel-close:hover { background: rgba(255,255,255,0.35); }
#slide-panel-body {
  flex: 1; overflow-y: auto; padding: 16px;
}
#slide-panel-footer {
  padding: 14px 18px; border-top: 2px solid var(--green-bg);
  display: flex; gap: 10px; flex-shrink: 0;
  background: white;
}

/* ── BACK BUTTON improved ── */
.back-btn {
  background: white !important;
  border: 2px solid var(--green-main) !important;
  color: var(--green-dark) !important;
  width: 36px !important; height: 36px !important;
  border-radius: 10px !important;
  font-size: 18px !important;
  display: flex !important; align-items: center !important;
  justify-content: center !important;
  box-shadow: 0 2px 6px rgba(45,138,69,0.2) !important;
  transition: all 0.2s !important;
}
.back-btn:hover {
  background: var(--green-bg) !important;
  transform: translateX(-2px) !important;
}

/* ── PRINT FIX ── */
@media print {
  body > *:not(#print-area) { display: none !important; }
  #print-area { display: block !important; visibility: visible !important; }
  #print-area * { visibility: visible !important; }
}


/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .modules-grid { grid-template-columns: repeat(2, 1fr); gap:10px; }
  .dashboard-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .form-row-3 { grid-template-columns: 1fr 1fr; }
  table { font-size: 12px; }
  thead th, tbody td { padding: 7px 8px; }
  /* Header responsive */
  #main-header .grid-header { grid-template-columns: 90px 1fr auto !important; }
}
@media (max-width: 480px) {
  .modules-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .module-card { padding: 16px 8px 12px; }
  .page-content { padding: 10px; }
  .module-card .m-title { font-size: 12px; }
}

/* ── PRODUCT SEARCH DROPDOWN ── */
.product-search-wrapper { position: relative; }
.product-dropdown {
  position: absolute; top: 100%; left: 0; right: 0;
  background: white; border: 1.5px solid var(--green-main);
  border-top: none; border-radius: 0 0 8px 8px;
  max-height: 200px; overflow-y: auto;
  z-index: 200; box-shadow: var(--shadow-md);
}
.product-option {
  padding: 9px 12px; cursor: pointer;
  border-bottom: 1px solid #f0f0f0;
  display: flex; align-items: center;
  justify-content: space-between; font-size: 13px;
  transition: background 0.15s;
}
.product-option:hover { background: var(--green-bg); }
.product-option:last-child { border-bottom: none; }
.product-option .p-price { font-size: 12px; color: var(--text-soft); }

/* ── TABS ── */
.tabs {
  display: flex; gap: 4px;
  background: var(--bg-page);
  padding: 4px; border-radius: 10px;
  margin-bottom: 16px;
}
.tab-btn {
  flex: 1; padding: 8px 12px;
  background: transparent; border: none;
  border-radius: 8px; font-size: 13px;
  font-weight: 600; cursor: pointer;
  color: var(--text-soft); font-family: 'Noto Serif Bengali', serif;
  transition: all 0.2s;
}
.tab-btn.active {
  background: white; color: var(--green-dark);
  box-shadow: var(--shadow);
}

/* ── TOGGLE ── */
.toggle {
  width: 44px; height: 24px; background: #ccc;
  border-radius: 12px; position: relative;
  cursor: pointer; transition: background 0.3s;
  border: none; flex-shrink: 0;
}
.toggle.on { background: var(--green-main); }
.toggle::after {
  content: ''; position: absolute;
  width: 18px; height: 18px; background: white;
  border-radius: 50%; top: 3px; left: 3px;
  transition: left 0.3s; box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.toggle.on::after { left: 23px; }

/* ── RECEIPT PRINT ── */
.receipt {
  max-width: 320px; margin: 0 auto;
  font-family: monospace; font-size: 12px;
  padding: 16px; background: white;
}
.receipt-title { text-align: center; font-weight: bold; margin-bottom: 4px; }
.receipt-divider { border: none; border-top: 1px dashed #333; margin: 8px 0; }
.receipt-row { display: flex; justify-content: space-between; }

/* ── PAGE TOP BAR ── */
.page-top-bar {
  background: white; padding: 10px 14px;
  display: flex; align-items: center; gap: 10px;
  position: sticky; top: 0; z-index: 100;
  border-bottom: 2px solid var(--green-bg);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.page-top-title { flex:1; font-size:16px; font-weight:800; color:var(--green-dark); font-family:'Noto Serif Bengali',serif; }
.page-top-sub { font-size:10px; color:var(--text-soft); font-weight:400; }

/* ── MOBILE RESPONSIVE ── */
@media (max-width: 900px) {
  #dash-layout { grid-template-columns: 1fr !important; }
  .dashboard-layout { grid-template-columns: 1fr !important; }
}

@media (max-width: 768px) {
  #modules-grid { grid-template-columns: repeat(4,1fr) !important; gap:8px !important; }
  .form-row { grid-template-columns: 1fr !important; }
  .form-row-3 { grid-template-columns: 1fr 1fr !important; }
  table { font-size:11px !important; }
  thead th, tbody td { padding:6px 5px !important; }
  .modal { max-width:96vw !important; }
  
  /* ডানে-বামে সমান ফাঁকা জায়গা এবং ওভারফ্লো বন্ধ করার কোড */
  .page-content { 
    padding: 12px 16px 80px !important; 
    width: 100% !important; 
    box-sizing: border-box !important;
    overflow-x: hidden !important; 
  }
  
  .cash-in-out { grid-template-columns: 1fr 1fr !important; }
}

@media (max-width: 480px) {
  #modules-grid { 
    grid-template-columns: repeat(2, 1fr) !important; /* এক লাইনে ২টি বাটন */
    gap: 12px !important; 
    width: 100% !important; 
  }
  .module-card { padding:14px 6px 10px !important; }
  .module-card .m-title { font-size:12px !important; }
  .page-top-bar { padding:8px 10px !important; gap:6px !important; }
  .page-top-title { font-size:14px !important; }
  .btn-sm { font-size:11px !important; padding:6px 10px !important; }
}
/* ── MODAL & PANEL COLOR FIX ── */
.modal-header, #slide-panel-header {
    color: #FFFFFF !important;
}
.modal-close, #slide-panel-close {
    color: #c62828 !important;
    background: #ffebee !important;
    border: 1px solid #ffcdd2 !important;
}


/* ============ */


  #loading-screen {
    position: fixed; inset: 0;
    background: #FFFFFF;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    z-index: 99999;
    font-family: 'Noto Serif Bengali', serif;
    overflow: hidden;
  }

  /* পেছনের ডেকোরেশন (Modern Glow) */
  .loading-glow {
    position: absolute; width: 350px; height: 350px;
    background: #4caf50; border-radius: 50%;
    filter: blur(120px); opacity: 0.2;
    animation: pulse-glow 4s infinite alternate;
  }

  /* ব্যানার বক্স এবং স্কেলিটন লোডিং (ইমেজ লোড হওয়ার আগের এনিমেশন) */
  .loading-logo-box {
    position: relative; z-index: 10;
    width: 280px; height: 135px;
    border-radius: 20px;
    background: linear-gradient(90deg, rgba(255,255,255,0.05) 25%, rgba(255,255,255,0.15) 50%, rgba(255,255,255,0.05) 75%);
    background-size: 200% 100%;
    animation: float-logo 3s ease-in-out infinite, skeleton-loading 1.5s infinite;
    padding: 10px; border: 1px solid rgba(255,255,255,0.2); 
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  }
  
  /* ব্যানার ইমেজ */
  .loading-logo-box img {
    width: 100%; height: 100%; object-fit: contain;
    opacity: 0; transition: opacity 0.5s ease-in-out; /* ইমেজ আসার পর স্মুথলি শো করবে */
  }

  /* নতুন সুন্দর কালার করা টেক্সট */
  .loading-text {
    font-size: 20px; font-weight: 700; margin-top: 24px;
    letter-spacing: 1px; text-shadow: 0 4px 8px rgba(0,0,0,0.5);
    color: #7C0300;
    position: relative; z-index: 10;
  }
  .loading-sub {
    font-size: 26px; margin-top: 6px;
    letter-spacing: 0.5px; font-weight: 800;
    color: #008000;
    position: relative; z-index: 10;
  }

  /* মডার্ন ডট লোডার */
  .modern-loader {
    display: flex; gap: 8px; margin-top: 28px;
    position: relative; z-index: 10;
  }
  .modern-loader div {
    width: 12px; height: 12px; background: #ffd54f; /* লোডারটিও সোনালী করা হয়েছে */
    border-radius: 50%; box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    animation: bounce-dot 0.6s infinite alternate;
  }
  .modern-loader div:nth-child(2) { animation-delay: 0.2s; }
  .modern-loader div:nth-child(3) { animation-delay: 0.4s; }

  /* Keyframes (এনিমেশন) */
  @keyframes pulse-glow { 0% { transform: scale(0.8); opacity: 0.1; } 100% { transform: scale(1.2); opacity: 0.25; } }
  @keyframes float-logo { 0% { transform: translateY(0px); } 50% { transform: translateY(-10px); } 100% { transform: translateY(0px); } }
  @keyframes bounce-dot { to { transform: translateY(-10px); background: #ffffff; } }
  @keyframes skeleton-loading { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }


/* ============ */


    /* মোবাইল স্ক্রিনে আরও ছোট দেখানোর জন্য */
    @media (max-width: 400px) {
        #hdr-date { font-size: 11px !important; }
        .lock-text { display: none; } /* খুব ছোট ফোনে শুধু তালা চিহ্ন দেখাবে */
        #hdr-user { max-width: 40px !important; }
    }

/* ── EMOJI FIX FOR LAPTOP/WINDOWS ── */
.m-icon, .report-icon, .lock-avatar, .stat-icon {
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Segoe UI Symbol", "Android Emoji", sans-serif !important;
}



/* ============ */


#bottom-nav { display:flex; }
@media (min-width:900px){ #bottom-nav { display:none; } }
/* ── DATA LOAD LAYOUT SHIFT FIX (স্ক্রিন বড় হওয়া বন্ধ করার কোড) ── */
html, body {
  max-width: 100vw !important;
  overflow-x: hidden !important;
}
#dash-layout {
  width: 100% !important;
  max-width: 100% !important;
}
#dash-layout > div {
  min-width: 0 !important; /* এটি গ্রিডকে ধাক্কা দিয়ে বড় হতে দেবে না */
  max-width: 100% !important;
}
div[style*="overflow-x:auto"], .table-wrapper {
  max-width: 100% !important;
  width: 100% !important;
}

/* ══════════════════════════════════════════════════════════════
   RTL (Right-to-Left) সাপোর্ট — আরবি ভাষার জন্য
   ══════════════════════════════════════════════════════════════
   html[dir="rtl"] সেট হলে (আরবি চালু থাকলে) স্বয়ংক্রিয়ভাবে এই স্টাইল
   প্রয়োগ হয়। এটি বেসিক টেক্সট-অ্যালাইনমেন্ট ঠিক করে; জটিল
   flex/grid লেআউট সম্পূর্ণ আয়না করা (mirror) এই মুহূর্তে সাপোর্টেড না —
   ভবিষ্যতে দরকার হলে এখানে আরও নিয়ম যোগ করা যাবে।
   ══════════════════════════════════════════════════════════════ */
html[dir="rtl"] body { text-align: right; }
html[dir="rtl"] .form-label,
html[dir="rtl"] .settings-item-info,
html[dir="rtl"] table th,
html[dir="rtl"] table td { text-align: right; }
html[dir="rtl"] input, html[dir="rtl"] select, html[dir="rtl"] textarea { text-align: right; }
/* সংখ্যা/টাকা সবসময় LTR থাকা ভালো (৳ ১,২৩৪ ভুল দিকে না ঘুরে যায়) */
html[dir="rtl"] .amount, html[dir="rtl"] .price, html[dir="rtl"] .taka { direction: ltr; unicode-bidi: embed; }

/* কারো ব্রাউজার/সিস্টেমে "কম নড়াচড়া" (reduced motion) সেটিং চালু থাকলে অ্যানিমেশন বন্ধ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ══════════════════════════════════════════════════════════════
   ONBOARDING TOUR — ফিচার পরিচিতির স্পটলাইট ও টুলটিপ
   ══════════════════════════════════════════════════════════════ */
.tour-spotlight{position:fixed;border-radius:12px;box-shadow:0 0 0 9999px rgba(0,0,0,.6);
  z-index:9998;transition:all .3s ease;pointer-events:none;}
.tour-tooltip{position:fixed;background:#fff;border-radius:12px;padding:16px;max-width:280px;
  z-index:9999;box-shadow:0 8px 24px rgba(0,0,0,.25);animation:tourFadeIn .3s ease;}
@keyframes tourFadeIn{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}