/* =============================== */
/* THEME VARIABLES         */
/* =============================== */
:root {
  --main: #a81e33; /* Main accent color */
  --lightwhite: #ffffff; /* Light background */
  --dimgray: #696969; /* Dim gray for buttons */
  --whitesmoke: #f5f5f5; /* Soft background */
}

/* =============================== */
/* LAYOUT CONTAINERS        */
/* =============================== */
html,
body {
  height: 100%;
  overflow: hidden; /* Prevent body from scrolling */
  font-family: "Segoe UI", sans-serif;
}

.screen {
  display: flex;
  flex-direction: column;
  height: 100vh; /* Full viewport height */
  background-color: #e9ecef;
}

.screen > nav {
  flex-shrink: 0; /* Prevent nav from shrinking */
  padding: 10px 20px;
  background-color: var(--lightwhite);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  z-index: 10;
  position: relative;
}

.cash-register-brand-register {
  left: 50%;
  top: 50%;
  min-width: 180px;
  z-index: 2;
  pointer-events: none;
}

@media (min-width: 768px) {
  .cash-register-brand-register {
    position: absolute;
    transform: translate(-50%, -50%);
  }
}

/* Main content area is scrollable */
.main-content-scrollable {
  flex-grow: 1; /* Allow main to fill available space */
  overflow-y: auto; /* Allow main content to scroll independently */
  padding: 16px;
}

/* Sticky bottom bar wrapper */
.bottom-bar-sticky {
  flex-shrink: 0;
  padding: 0 16px 16px 16px; /* Padding to match the main content */
}

.screen > footer {
  flex-shrink: 0; /* Prevent footer from shrinking */
  z-index: 10;
}

/* Card-like section styling */
.main-content-scrollable .section-reg,
.bottom-bar-sticky .section-reg {
  background: var(--lightwhite);
  padding: 1rem;
  border-radius: 8px;
  box-shadow: 1px 2px 4px rgba(0, 0, 0, 0.1);
  height: 100%;
}

/* =============================== */
/* ICON & TOOLTIP          */
/* =============================== */
.material-symbols-outlined {
  font-variation-settings: "FILL" 1, "wght" 600, "GRAD" 200, "opsz" 24;
}

.retailz-tooltip {
  --bs-tooltip-bg: var(--main);
  --bs-tooltip-color: var(--lightwhite);
}

.retailz-popover-red {
  --bs-popover-max-width: 200px;
  --bs-popover-border-color: var(--main);
  --bs-popover-header-bg: var(--main);
  --bs-popover-header-color: var(--lightwhite);
  --bs-popover-body-padding-x: 1rem;
  --bs-popover-body-padding-y: .5rem;
}

.header-store-name {
  font-weight: 800;
}
.header-cash-register-module {
  font-weight: 600;
}

/* =============================== */
/* BUTTON STYLES           */
/* =============================== */
/* Square icon button (nav, search, etc) */
.button-icon-square {
  margin: 6px;
  width: 48px;
  height: 48px;
  background-color: var(--whitesmoke);
  color: var(--main);
  border: none;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 1px 2px 4px rgba(0, 0, 0, 0.2);
  transition: all 0.2s ease;
}
.button-icon-square:hover {
  background-color: var(--main);
  color: white;
  transform: translateY(-2px);
}
.button-icon-square .material-symbols-outlined {
  font-size: 2em;
}

/* General icon button (vertical/horizontal) */
.icon-button {
  background-color: var(--lightwhite);
  color: var(--main);
  border: none;
  cursor: pointer;
  box-shadow: 1px 2px 4px rgba(0, 0, 0, 0.2);
  transition: all 0.2s ease 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Segoe UI", sans-serif;
  text-align: center;
  margin: 6px;
}
.icon-button:hover {
  background-color: var(--main);
  color: white;
  transform: translateY(-2px);
  box-shadow: 2px 4px 8px rgba(0, 0, 0, 0.2);
}
.icon-button .label {
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1;
}

.btn-support-hotline-active {
  background-color: var(--main);
  color: white;
}

/* Vertical icon button (footer, payment) */
.icon-button-vertical {
  flex-direction: column;
  width: 80px;
  height: 70px;
  border-radius: 12px;
  padding: 8px;
}
.icon-button-vertical .material-symbols-outlined {
  font-size: 2.2em;
  margin-bottom: 4px;
}

/* Horizontal icon button (footer, payment) */
.icon-button-horizontal {
  flex-direction: row;
  width: auto;
  height: 64px;
  border-radius: 32px;
  padding: 0 20px;
  gap: 8px;
}
.icon-button-horizontal .material-symbols-outlined {
  font-size: 2.4em;
}

/* =============================== */
/* SCROLLABLE BUTTON GROUP    */
/* =============================== */
.scrollable-btn-container {
  width: 100%;
  overflow-x: auto;
  padding-bottom: 10px;
}
.scrollable-btn-container::-webkit-scrollbar {
  height: 6px;
}
.scrollable-btn-container::-webkit-scrollbar-thumb {
  background: #ccc;
  border-radius: 3px;
}
.scrollable-btn-container .btn-group {
  flex-wrap: nowrap;
}

/* Custom radio button styles */
.btn-outline-custom-radio {
  background-color: var(--dimgray);
  color: var(--whitesmoke);
  border-color: var(--dimgray);
  transition: all 0.15s ease-in-out;
}
.btn.btn-outline-custom-radio:hover {
  background-color: var(--lightwhite);
  color: var(--main);
  border-color: var(--main);
}
.btn-check:checked + .btn-outline-custom-radio,
.btn-outline-custom-radio.active {
  background-color: var(--main);
  color: var(--lightwhite);
  border-color: var(--main);
  box-shadow: none;
}
.btn-check:focus + .btn-outline-custom-radio {
  box-shadow: 0 0 0 0.25rem rgba(168, 30, 51, 0.5);
}

/* =============================== */
/* BOTTOM BAR STYLES       */
/* =============================== */
.bottom-bar {
  padding: 0.5rem 1rem;
}

/* Item count box (bottom bar) */
.item-count-box {
  background-color: var(--whitesmoke);
  border-radius: 8px;
  padding: 0.5rem;
  aspect-ratio: 1 / 1;
  min-width: 70px; /* Reduced size */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.item-count-number {
  font-size: 2.2rem; /* Reduced size */
  font-weight: 700;
  line-height: 1;
  color: var(--main);
}
.item-count-label {
  font-size: 0.7rem; /* Reduced size */
  font-weight: 600;
  text-transform: uppercase;
  margin-top: 2px;
}

/* Totals grid (bottom bar) */
.totals-grid {
  display: grid;
  grid-template-columns: auto min-content 1fr;
  gap: 2px 10px; /* Reduced gap */
  font-size: 1rem; /* Reduced size */
  font-weight: 500;
  padding: 0.5rem 0;
}
.totals-grid .amount {
  text-align: right;
  font-weight: 700;
}

/* =============================== */
/* GRAND TOTAL & PAYMENT BUTTONS */
/* =============================== */
.grand-total-section {
  display: flex;
  flex-direction: column;
  text-align: right;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  background-color: var(--main);
  color: var(--lightwhite);
  border: 2px solid var(--main);
}
.grand-total-section:hover {
  background-color: var(--lightwhite);
  color: var(--main);
  border: 2px solid var(--main);
}
.grand-total-label {
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  color: #f0f0f0;
}
.grand-total-section:hover .grand-total-label {
  color: #6c757d;
}
.grand-total-amount {
  font-size: 2.3rem;
  font-weight: 700;
  line-height: 1.1;
}
.checkout-label {
  font-size: 0.8rem;
  font-weight: 500;
}

/* Payment buttons row */
.payment-buttons-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  width: 100%;
}
.cash-denominations {
  display: flex;
  gap: 3px;
}
.cash-button {
  background-color: var(--whitesmoke);
  border: 1px solid #ddd;
  width: 46px;
  aspect-ratio: 1 / 1;
  height: auto;
  font-weight: 600;
  color: #333;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.cash-button:hover {
  background-color: #ddd;
  border-color: #ccc;
  transform: translateY(-2px);
  /* Cash green hint on corners */
  box-shadow: 0 0 0 4px rgba(0, 200, 83, 0.25) inset,
    0 0 8px 2px rgba(0, 200, 83, 0.25);
}
.exact-cash-button {
  background-color: var(--dimgray);
  color: var(--whitesmoke);
  font-weight: 600;
  height: 70px;
  padding: 0 20px;
  border: none;
  transition: all 0.2s ease;
}
.exact-cash-button:hover {
  background-color: #555;
  color: var(--whitesmoke);
}

/* =============================== */
/* KEYPAD STYLES           */
/* =============================== */
#keypad-display {
  text-align: right;
  font-size: 2rem;
  font-weight: 700;
  font-family: "Google Sans Code", sans-serif;
  color: #333;
}
#keypad-currency-symbol {
  color: rgb(0, 113, 47);
  font-size: 2rem;
  font-weight: 700;
  font-family: "Google Sans Code", sans-serif;
}
#keypad-backspace-button {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dimgray);
}
#keypad-backspace-button:hover {
  background-color: var(--whitesmoke);
  color: var(--main);
}

.keypad-number-buttons .col {
  padding: 4px;
}

.keypad-number-buttons .btn {
  width: 100%;
  height: 60px;
  background-color: var(--lightwhite);
  border-radius: 12px;
  font-family: "Google Sans Code", sans-serif;
  color: var(--main);
  text-align: center;
  font-size: 2em;
  font-weight: 800;
  border: 1px solid #eee;
  transition: all 0.1s ease-in-out;
}

.keypad-number-buttons .btn:hover {
  background-color: var(--main);
  color: var(--lightwhite);
  transform: scale(1.05);
}

/* Cash label above denominations */
.cash-denominations-label-text {
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 2px; /* Reduce space below label */
}

.module-selection-screen {
  flex-direction: column;
}