/* =========================================================
   CSS Custom Properties - Enhanced Variables System
========================================================= */
:root {
  /* Color Palette */
  --color-bg: #363432;
  --color-accent: #bfd833;
  --color-accent-hover: #a8c42a;
  --color-text: #363432;
  --color-text-light: #555;
  --color-white: #fff;
  --color-border: #ccc;
  --color-shadow: rgba(0, 0, 0, 0.03);
  --color-shadow-modal: rgba(0, 0, 0, 0.08);
  --color-modal-overlay: rgba(0, 0, 0, 0.5);
  
  /* Spacing System */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 50%;
  
  /* Typography */
  --font-size-sm: 0.95rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.1rem;
  --font-size-xl: 1.2rem;
  --font-size-2xl: 1.3rem;
  --font-size-3xl: 1.5rem;
  --font-size-4xl: 2.6rem;
  
  /* Touch Targets */
  --touch-target: 44px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
}

/* =========================================================
   Base Styles - Mobile First
========================================================= */
html, 
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: 'Vazirmatn', Tahoma, sans-serif;
  background: var(--color-bg) !important;
  direction: rtl;
  text-align: center;
  font-size: 14px; /* Mobile-first base size */
  box-sizing: border-box;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

/* =========================================================
   Header & Banner - Mobile First
========================================================= */
.header {
  width: 100%;
  position: relative;
  background: var(--color-accent);
  min-height: 80px; /* Mobile-first height */
  display: flex;
  align-items: center;
  justify-content: center; /* Mobile-first centering */
  padding: var(--spacing-sm) var(--spacing-md); /* Mobile-first padding */
}

.slogan-text {
  font-family: 'Marhey', cursive;
  font-size: 1.4rem; /* Mobile-first size */
  color: var(--color-text);
  width: 100%;
  text-align: center;
  margin-top: var(--spacing-md);
  line-height: 1.3;
}

.logo-svg {
  position: absolute;
  top: -2.4rem; /* Mobile-first positioning */
  right: -2.7rem;
  height: 100px; /* Mobile-first size */
  width: auto;
  object-fit: contain;
}

.bread-icon {
  position: absolute;
  top: 1rem; /* Mobile-first positioning */
  left: var(--spacing-sm);
  height: 60px; /* Mobile-first size */
  width: auto;
}

/* Home Icon - Mobile First */
.home-icon {
  position: absolute;
  top: 4rem; /* Mobile-first positioning */
  right: 1rem;
  z-index: 100;
}

.home-icon img {
  width: 32px; /* Mobile-first size */
  height: auto;
  cursor: pointer;
  padding: var(--spacing-xs); /* Touch-friendly padding */
  transition: transform var(--transition-fast);
}

.home-icon img:hover,
.home-icon img:focus {
  transform: scale(1.1);
  outline: 2px solid var(--color-white);
  border-radius: var(--radius-sm);
}

/* =========================================================
   Bread List & Cards - Mobile First
========================================================= */
.bread-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-sm); /* Mobile-first smaller gap */
  padding: var(--spacing-md);
  padding-bottom: 140px; /* Mobile-first: space for fixed cart */
}

.bread-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 95%; /* Mobile-first: nearly full width */
  max-width: 300px;
  padding: var(--spacing-md) var(--spacing-sm);
  background: var(--color-white);
  border: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 4px 12px var(--color-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.bread-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.bread-item img {
  width: 100%;
  height: 80px; /* Mobile-first height */
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.bread-name {
  font-weight: 700;
  margin: var(--spacing-sm) 0;
  font-size: var(--font-size-base);
}

.unit-price {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-sm);
}

/* =========================================================
   Quantity Control - Touch-Friendly Mobile First
========================================================= */
.quantity-control,
.invoice-btn-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.quantity-control button {
  width: var(--touch-target);
  height: var(--touch-target);
  font-size: var(--font-size-xl);
  font-weight: bold;
  border: none;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.quantity-control button:hover,
.quantity-control button:focus {
  background: var(--color-accent-hover);
  transform: scale(1.05);
  outline: 2px solid var(--color-text);
  outline-offset: 2px;
}

.quantity-control button:active {
  transform: scale(0.95);
}

.quantity-display {
  font-size: var(--font-size-xl);
  font-weight: bold;
  min-width: 30px;
  text-align: center;
}

/* =========================================================
   Cart Summary Bar - Mobile First
========================================================= */
.cart-summary {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: none; /* Toggled via JavaScript */
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm); /* Mobile-first gap */
  padding: var(--spacing-md);
  background: var(--color-accent);
  z-index: 1000;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
}

.complete-button {
  display: inline-block;
  width: 100%;
  max-width: 280px; /* Mobile-optimized width */
  min-height: var(--touch-target);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-bg);
  border: none;
  border-radius: var(--radius-lg);
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-fast);
}

.complete-button:hover,
.complete-button:focus {
  background: #2a2826;
  transform: translateY(-2px);
  outline: 2px solid var(--color-white);
  outline-offset: 2px;
}

.complete-button:active {
  transform: translateY(0);
}

/* =========================================================
   Customer Form - Mobile First
========================================================= */
.customer-form {
  max-width: 100%; /* Mobile-first: full width */
  margin: var(--spacing-md); /* Mobile-first margin */
  padding: var(--spacing-md);
  background: var(--color-white);
  border: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  text-align: right;
  box-shadow: 0 4px 12px var(--color-shadow);
}

.customer-form label {
  display: block;
  font-weight: 700;
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.customer-form input,
.customer-form textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--font-size-base);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  min-height: var(--touch-target); /* Touch-friendly height */
}

.customer-form input:focus,
.customer-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(191, 216, 51, 0.2);
}

.customer-form textarea {
  min-height: 80px;
  resize: vertical;
}

.customer-form button,
#timeModal .btn-block,
#finalSubmitBtn,
.confirm-btn {
  width: 100%;
  min-height: var(--touch-target);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-xl);
  font-weight: bold;
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-accent);
  color: var(--color-text);
  font-family: 'Lalezar', cursive;
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-fast);
  text-align: center;
  margin-top: var(--spacing-md);
}

.customer-form button:hover,
.customer-form button:focus,
#timeModal .btn-block:hover,
#timeModal .btn-block:focus,
#finalSubmitBtn:hover,
#finalSubmitBtn:focus,
.confirm-btn:hover,
.confirm-btn:focus {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  outline: 2px solid var(--color-text);
  outline-offset: 2px;
}

.customer-form button:active,
#timeModal .btn-block:active,
#finalSubmitBtn:active,
.confirm-btn:active {
  transform: translateY(0);
}

/* =========================================================
   Modal Styles - Mobile First & Accessible
========================================================= */
.modal-overlay,
.delivery-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  justify-content: center;
  align-items: center;
  background: var(--color-modal-overlay);
  z-index: 1000;
  direction: rtl;
  backdrop-filter: blur(2px);
}

.modal-overlay.active,
.delivery-modal-overlay.active {
  display: flex;
  animation: fadeIn var(--transition-base);
}

.modal-content,
.delivery-modal-content {
  position: relative;
  width: 95%; /* Mobile-first: nearly full width */
  max-width: 500px;
  max-height: 90vh;
  padding: var(--spacing-md); /* Mobile-first padding */
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 30px var(--color-shadow-modal);
  text-align: right;
  border: 3px solid var(--color-accent);
  overflow-y: auto;
  animation: slideUp var(--transition-base);
}

.delivery-modal-content {
  max-width: 360px; /* Mobile-optimized width */
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
}

.close-btn {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-md);
  font-size: var(--font-size-3xl);
  cursor: pointer;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
  padding: var(--spacing-xs);
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  display: flex;
  align-items: center;
  justify-content: center;
}

.close-btn:hover,
.close-btn:focus {
  color: var(--color-text);
  background: rgba(191, 216, 51, 0.1);
  border-radius: var(--radius-sm);
  outline: 2px solid var(--color-accent);
}

/* Invoice Modal Specific Styles */
#invoiceModal .modal-content {
  background: var(--color-white) !important;
  border: 3px solid var(--color-accent) !important;
}

#timeModal .btn-block,
#invoiceModal .confirm-btn {
  background: var(--color-accent);
  color: var(--color-text);
  font-weight: bold;
}

/* =========================================================
   Invoice Layout - Mobile First
========================================================= */
.invoice-contents {
  text-align: right;
  line-height: 1.6;
}

.invoice-btn-row {
  justify-content: center;
  margin-top: var(--spacing-xl);
  gap: var(--spacing-md);
}

/* =========================================================
   Date-picker Optimization
========================================================= */
.pwt-datepicker .header {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-accent);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  height: auto !important;
}

.pwt-datepicker .year-month {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text);
}

.pwt-datepicker .gregorian-date,
.pwt-datepicker .footer,
.pwt-datepicker .toolbar {
  display: none !important;
}

/* =========================================================
   Animation Keyframes
========================================================= */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* =========================================================
   Responsive Breakpoints - Progressive Enhancement
========================================================= */

/* Small phones: 375px and up */
@media (min-width: 375px) {
  .bread-item {
    width: 46%; /* Two columns on small phones */
  }
  
  .home-icon img {
    width: 36px;
  }
}

/* Large phones: 480px and up */
@media (min-width: 480px) {
  html,
  body {
    font-size: 15px;
  }
  
  .bread-item {
    width: 45%;
  }
  
  .bread-item img {
    height: 90px;
  }
  
  .customer-form {
    max-width: 450px;
    margin: var(--spacing-lg) auto;
    padding: var(--spacing-lg);
  }
  
  .modal-content {
    width: 90%;
    padding: var(--spacing-lg);
  }
  
  .slogan-text {
    font-size: 1.6rem;
  }
}

/* Tablets: 768px and up */
@media (min-width: 768px) {
  html,
  body {
    font-size: 16px;
  }
  
  .header {
    min-height: 120px;
    padding: var(--spacing-md) var(--spacing-lg);
    justify-content: flex-end;
  }
  
  .logo-svg {
    height: 180px;
    top: -3rem;
    right: -2rem;
  }
  
  .bread-icon {
    height: 120px;
    top: 1.3rem;
  }
  
  .slogan-text {
    font-size: 2.2rem;
  }
  
  .home-icon {
    top: 6rem;
    right: var(--spacing-xl);
  }
  
  .home-icon img {
    width: 40px;
  }
  
  .bread-item {
    width: 31%; /* Three columns on tablets */
    padding: var(--spacing-lg) var(--spacing-md);
  }
  
  .bread-item img {
    height: 100px;
  }
  
  .bread-list {
    gap: var(--spacing-md);
    padding-bottom: 120px;
  }
  
  .customer-form {
    max-width: 500px;
    padding: var(--spacing-xl);
  }
  
  .modal-content {
    width: 80%;
    padding: var(--spacing-xl);
  }
  
  .cart-summary {
    gap: var(--spacing-md);
  }
  
  .complete-button {
    max-width: 300px;
  }
}

/* Large tablets: 900px and up */
@media (min-width: 900px) {
  .header {
    min-height: 140px;
    padding: 0.6rem 1.2rem;
  }
  
  .logo-svg {
    height: 250px;
    top: -3.8rem;
    right: -1.8rem;
  }
  
  .bread-icon {
    height: 150px;
  }
  
  .slogan-text {
    font-size: var(--font-size-4xl);
  }
  
  .home-icon {
    top: 8.5rem;
    right: var(--spacing-md);
  }
  
  .bread-item {
    width: 160px; /* Fixed width on large screens */
  }
  
  .bread-list {
    gap: var(--spacing-md);
    padding-bottom: 100px;
  }
}

/* Desktop: 1200px and up */
@media (min-width: 1200px) {
  .bread-list {
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .bread-item {
    width: 180px;
  }
}

/* Large desktop: 1400px and up */
@media (min-width: 1400px) {
  .bread-list {
    max-width: 1400px;
  }
  
  .bread-item {
    width: 200px;
  }
}

/* =========================================================
   Print Styles
========================================================= */
@media print {
  .header,
  .cart-summary,
  .home-icon,
  .modal-overlay,
  .delivery-modal-overlay {
    display: none !important;
  }
  
  .bread-list {
    padding-bottom: 0;
  }
  
  .customer-form {
    border: 1px solid #000;
    box-shadow: none;
  }
}