/* ========================================
   MENU STYLESHEET - OPTIMIZED VERSION
   Menu page specific styles with image optimization
======================================== */

/* ===== MENU PAGE BODY OVERRIDE ===== */
body {
  background-image:
          linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)),
          url("../img/main/main_bg.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

/* Override for menu page - white background everywhere except hero */
.menu-page-body {
  background: var(--color-light) !important;
  background-image: none !important;
}

/* ===== MENU HERO SECTION ===== */
.menu-hero-section {
  background: url('../img/main/main_bg.png') no-repeat center center/cover;
  color: var(--color-light);
  text-align: center;
  padding: 100px var(--spacing-md);
  position: relative;
  margin-top: -160px;
  padding-top: 200px;
  min-height: 500px;
}

.menu-hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 0;
}

.menu-hero-content {
  position: relative;
  z-index: 1;
}

.menu-hero-content p {
  font-family: var(--font-primary);
  font-size: 1.2em;
  max-width: 700px;
  margin: 0 auto 10px;
  color: var(--color-light);
}

.menu-hero-content h1 {
  font-family: var(--font-primary);
  font-size: 3.5em;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* ===== MENU SECTION ===== */
.menu-section {
  padding: 60px 0;
  background-color: var(--color-light);
}

.menu-section .section-title {
  font-family: var(--font-primary);
  font-size: 2.8em;
  text-align: center;
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray);
}

/* ===== CATEGORY FILTERS (Desktop) ===== */
.menu-categories {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  white-space: nowrap;
  overflow-x: auto;
  overflow-y: hidden;
  margin: 0 auto var(--spacing-lg) auto;
  background-color: #e0e0e0;
  border-radius: 30px;
  padding: 5px 10px;
  max-width: 100%;
  position: relative;
  scrollbar-width: none;
}

.menu-categories::-webkit-scrollbar {
  display: none;
}

.slider-indicator {
  position: absolute;
  top: 5px;
  height: calc(100% - 10px);
  background-color: var(--color-primary);
  border-radius: 25px;
  transition: left var(--transition-normal), width var(--transition-normal);
  z-index: 0;
  box-shadow: var(--shadow-sm);
}

.category-button {
  background-color: transparent;
  color: var(--color-gray);
  border: none;
  padding: 10px 25px;
  border-radius: 25px;
  cursor: pointer;
  font-weight: 600;
  transition: color var(--transition-normal);
  text-transform: uppercase;
  font-size: 14px;
  white-space: nowrap;
  position: relative;
  z-index: 1;
}

.category-button:hover {
  color: #555;
}

.category-button.active {
  color: var(--color-light);
}

/* ===== CATEGORY DROPDOWN (Mobile) ===== */
.category-dropdown-container {
  display: none;
  position: relative;
  width: 100%;
  max-width: 300px;
  margin: 0 auto var(--spacing-lg) auto;
}

.category-dropdown-button {
  background-color: var(--color-primary);
  color: var(--color-light);
  border: none;
  padding: 12px var(--spacing-md);
  border-radius: 25px;
  cursor: pointer;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-normal);
}

.category-dropdown-button:hover {
  background-color: #c0392b;
}

.category-dropdown-button i {
  margin-left: var(--spacing-sm);
  transition: transform var(--transition-normal);
}

.category-dropdown-button.active i {
  transform: rotate(180deg);
}

.category-dropdown-list {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--color-light);
  border: 1px solid #ccc;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  z-index: 10;
  list-style: none;
  padding: 10px 0;
  max-height: 250px;
  overflow-y: auto;
}

.category-dropdown-list.show {
  display: block;
}

.category-dropdown-list li button {
  background-color: transparent;
  color: var(--color-gray);
  border: none;
  padding: 10px var(--spacing-md);
  width: 100%;
  text-align: left;
  cursor: pointer;
  font-size: 1em;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.category-dropdown-list li button:hover {
  background-color: #f0f0f0;
  color: var(--color-primary);
}

.category-dropdown-list li button.active {
  background-color: var(--color-primary);
  color: var(--color-light);
}

/* ===== SEARCH BOX ===== */
.search-box-container {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.search-box {
  position: relative;
  width: 100%;
  max-width: 500px;
}

.search-box input[type="text"] {
  width: 100%;
  padding: 12px var(--spacing-md) 12px 50px;
  border: 1px solid #ccc;
  border-radius: 25px;
  font-size: 1em;
  outline: none;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.search-box input[type="text"]:focus {
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.search-box .search-icon {
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: #888;
  font-size: 1.2em;
}

/* ===== MENU GRID ===== */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  overflow: hidden;
  position: relative;
}

/* ===== MENU ITEM CARD ===== */
.menu-item {
  background-color: var(--color-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
  padding-bottom: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal),
  opacity 0.5s ease-out, transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  opacity: 0;
  transform: translateY(50px);
}

.menu-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.menu-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.menu-item.is-hidden {
  opacity: 0;
  transform: translateY(-50px);
  pointer-events: none;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  transition: opacity 0.3s ease-out, transform 0.3s ease-in;
}

.menu-item.display-none {
  display: none !important;
}

/* ===== IMAGE OPTIMIZATION ===== */
.menu-item img {
  width: 100%;
  height: 200px;
  object-fit: contain;
  background-color: #f9f9f9;
  /* Performance optimization */
  will-change: transform, opacity;
  /* Predchádzanie layout shifts */
  aspect-ratio: 1;
}

/* Eager loading images (prvých 12) - bez efektov */
.menu-item img[loading="eager"] {
  opacity: 1;
  filter: none;
  transition: none;
}

/* Lazy loading images - s fade-in efektom */
.menu-item img.lazy-image {
  opacity: 0;
  transition: opacity 0.4s ease-in-out;
}

/* Keď sa lazy image načíta */
.menu-item img.lazy-image[src]:not([src*="data:image"]) {
  opacity: 1;
}

/* Voliteľný blur efekt počas načítania (zakomentovať ak nechcete) */
/*
.menu-item img.lazy-image {
  filter: blur(5px);
  transition: filter 0.4s ease-in-out, opacity 0.4s ease-in-out;
}

.menu-item img.lazy-image[src]:not([src*="data:image"]) {
  filter: blur(0);
}
*/

/* Loading placeholder animation */
@keyframes shimmer {
  0% {
    background-position: -468px 0;
  }
  100% {
    background-position: 468px 0;
  }
}

.menu-item img.lazy-image[src*="data:image"] {
  background: linear-gradient(to right, #f6f6f6 0%, #f0f0f0 20%, #f6f6f6 40%, #f6f6f6 100%);
  background-size: 800px 200px;
  animation: shimmer 1.5s infinite linear;
}

/* ===== ITEM DETAILS ===== */
.item-details {
  padding: var(--spacing-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.item-details h3 {
  font-family: var(--font-heading);
  font-size: 1.5em;
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray);
}

.item-details p {
  font-size: 0.9em;
  color: #555;
  margin-bottom: 15px;
  line-height: 1.5;
}

.item-price {
  font-family: var(--font-heading);
  font-size: 1.8em;
  font-weight: 700;
  color: var(--color-primary);
  margin-top: auto;
}

/* ===== PIZZA PRICES WITH SIZES ===== */
.pizza-prices {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: auto;
  padding-top: 10px;
}

.pizza-price-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.pizza-size {
  font-size: 0.7em;
  color: #888;
  font-weight: 600;
  margin-bottom: 3px;
  text-transform: uppercase;
}

.pizza-price {
  font-family: var(--font-heading);
  font-size: 1.1em;
  font-weight: 700;
  color: var(--color-primary);
}

/* ===== LOADING STATE ===== */
.menu-loading {
  text-align: center;
  padding: var(--spacing-xl);
  font-size: 1.2em;
  color: var(--color-gray);
}

.menu-error {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-primary);
  font-size: 1.2em;
}

/* ===== EMPTY STATE ===== */
.menu-empty {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-gray);
}

.menu-empty i {
  font-size: 4em;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.menu-empty h3 {
  font-size: 1.5em;
  margin-bottom: var(--spacing-sm);
}

.menu-empty p {
  font-size: 1.1em;
  color: #666;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
  .menu-hero-content h1 {
    font-size: 3em;
  }

  .menu-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  }
}

@media (max-width: 992px) {
  .menu-hero-section {
    padding: 150px var(--spacing-md) var(--spacing-xl);
    min-height: 400px;
  }

  .menu-hero-content h1 {
    font-size: 2.8em;
  }

  .menu-hero-content p {
    font-size: 0.9em;
  }

  .menu-section .section-title {
    font-size: 2.2em;
  }

  .menu-categories {
    display: none;
  }

  .category-dropdown-container {
    display: block;
  }

  .menu-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  .menu-hero-section {
    padding-top: 160px;
    min-height: 350px;
  }

  .menu-hero-content h1 {
    font-size: 2.2em;
  }

  .menu-hero-content p {
    font-size: 0.8em;
  }

  .menu-section .section-title {
    font-size: 1.8em;
  }

  .category-dropdown-container {
    max-width: 280px;
  }

  .category-dropdown-button {
    font-size: 14px;
    padding: 10px 15px;
  }

  .search-box input[type="text"] {
    padding: 10px 15px 10px 45px;
    font-size: 0.9em;
  }

  .menu-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
  }

  .menu-item img {
    height: 160px;
  }

  .item-details h3 {
    font-size: 1.3em;
  }

  .item-details p {
    font-size: 0.8em;
  }

  .item-price {
    font-size: 1.6em;
  }

  /* Pizza prices responsive */
  .pizza-prices {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .pizza-size {
    font-size: 0.65em;
  }

  .pizza-price {
    font-size: 1em;
  }
}

@media (max-width: 480px) {
  .menu-hero-section {
    padding-top: 140px;
    min-height: 300px;
  }

  .menu-hero-content h1 {
    font-size: 1.8em;
  }

  .menu-hero-content p {
    font-size: 0.7em;
  }

  .menu-section .section-title {
    font-size: 1.5em;
    margin-bottom: 30px;
  }

  .category-dropdown-container {
    max-width: 250px;
  }

  .search-box input[type="text"] {
    padding: 8px 10px 8px 40px;
    font-size: 0.8em;
  }

  .menu-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .menu-item img {
    height: 150px;
  }

  .item-details h3 {
    font-size: 1.2em;
  }

  .item-details p {
    font-size: 0.75em;
  }

  .item-price {
    font-size: 1.4em;
  }

  /* Pizza prices responsive */
  .pizza-prices {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .pizza-size {
    font-size: 0.6em;
  }

  .pizza-price {
    font-size: 0.95em;
  }
}

/* ===== PERFORMANCE OPTIMIZATIONS ===== */

/* Reduce animations on low-end devices */
@media (prefers-reduced-motion: reduce) {
  .menu-item,
  .menu-item img,
  .category-button,
  .slider-indicator {
    transition: none !important;
    animation: none !important;
  }
}

/* Print styles */
@media print {
  .menu-hero-section,
  .menu-categories,
  .category-dropdown-container,
  .search-box-container {
    display: none !important;
  }

  .menu-item {
    page-break-inside: avoid;
    opacity: 1 !important;
    transform: none !important;
  }
}
/* ===== FALLBACK IKONY PRE CHÝBAJÚCE OBRÁZKY ===== */

.item-image-container {
  position: relative;
  width: 100%;
  height: 200px;
  background-color: #f9f9f9;
  overflow: hidden;
}

/* Fallback ikona container */
.image-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
  position: relative;
}

/* Ikona styling */
.image-fallback i {
  font-size: 4em;
  color: var(--color-primary);
  opacity: 0.3;
  transition: all 0.3s ease;
}

/* Hover efekt na ikone */
.menu-item:hover .image-fallback i {
  opacity: 0.5;
  transform: scale(1.1);
}

/* Animácia pre zobrazenie fallback ikony */
.image-fallback {
  animation: fadeInFallback 0.3s ease-in-out;
}

@keyframes fadeInFallback {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Dekoratívny pattern na pozadí */
.image-fallback::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
          repeating-linear-gradient(
                  45deg,
                  transparent,
                  transparent 10px,
                  rgba(255, 255, 255, 0.3) 10px,
                  rgba(255, 255, 255, 0.3) 20px
          );
  opacity: 0.5;
}

/* Responsive ikony */
@media (max-width: 768px) {
  .item-image-container {
    height: 160px;
  }

  .image-fallback i {
    font-size: 3em;
  }
}

@media (max-width: 480px) {
  .item-image-container {
    height: 150px;
  }

  .image-fallback i {
    font-size: 2.5em;
  }
}

/* Kategórie špecifické farby pre ikony (voliteľné) */
.menu-item[data-category="pizza"] .image-fallback i {
  color: #e74c3c;
}

.menu-item[data-category="burgers"] .image-fallback i {
  color: #e67e22;
}

.menu-item[data-category="habanero"] .image-fallback i {
  color: #d35400;
}

.menu-item[data-category="salads"] .image-fallback i {
  color: #27ae60;
}

.menu-item[data-category="pasta"] .image-fallback i {
  color: #f39c12;
}

.menu-item[data-category="kebabs"] .image-fallback i {
  color: #c0392b;
}

.menu-item[data-category="langose"] .image-fallback i {
  color: #d4a574;
}

.menu-item[data-category="desserts"] .image-fallback i {
  color: #ec87bf;
}

.menu-item[data-category="sides"] .image-fallback i {
  color: #f1c40f;
}

.menu-item[data-category="drinks"] .image-fallback i {
  color: #9b59b6;
}