/* CSS Variables for consistent theming */
:root {
  --primary-color: crimson;
  --primary-dark: darkred;
  --text-dark: #ffffff;
  --text-light: #bdbdbd;
  --background-dark: #0d0d0d;
  --background-light: #1e1c1c;
  --nav-background: #1e1c1c;
  --shadow-small: 0 2px 5px rgba(0,0,0,0.3);
  --shadow-medium: 0 8px 20px rgba(0,0,0,0.3);
  --shadow-large: 0 12px 25px rgba(0,0,0,0.35);
  --spacing-small: 8px;
  --spacing-medium: 16px;
  --spacing-large: 24px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: var(--background-dark);
  min-height: 100vh;
}

/* Navbar Styles */
.navbar {
  background-color: var(--nav-background);
  box-shadow: var(--shadow-small);
  padding: 15px 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
  padding: 0 var(--spacing-large);
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s;
}

.logo:hover, .logo:focus {
  color: var(--primary-dark);
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: color 0.3s;
  position: relative;
}

.nav-links a:hover, .nav-links a:focus {
  color: var(--primary-color);
}

.nav-links a:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Auth Buttons */
.auth-buttons {
  display: flex;
  gap: 1rem;
}

.auth-buttons a {
  text-decoration: none;
  padding: 0.5rem 1.2rem;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.login-btn {
  color: white;
  background-color: transparent;
  border: 2px solid var(--primary-color);
}

.signup-btn {
  color: white;
  background-color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.login-btn:hover {
  background-color: rgba(220, 20, 60, 0.1);
}

.signup-btn:hover {
  background-color: var(--primary-dark);
}

@media (max-width: 768px) {
  .auth-buttons {
      display: none;
  }
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 10;
}

.mobile-menu-btn span {
  width: 100%;
  height: 3px;
  background-color: #2196F3;
  transition: all 0.3s ease;
  border-radius: 2px;
}

/* Hamburger Animation */
.mobile-menu-btn.active span:first-child {
  transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:last-child {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Hero Section Styles */
.hero-section {
  padding-top: calc(70px + var(--spacing-large));
  background-image: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url(./assets/Hero_freepik.png);
  background-size: cover;
  background-position: center;
  color: var(--text-dark);
  text-align: center;
  padding-bottom: var(--spacing-large);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-medium);
}

.hero-content h1 {
  font-size: clamp(36px, 5vw, 48px);
  margin-bottom: var(--spacing-medium);
  line-height: 1.2;
}

.hero-content p {
  font-size: clamp(18px, 2.5vw, 20px);
  margin-bottom: var(--spacing-large);
  line-height: 1.5;
}

/* Scanner Section */
.scanner-section {
  background-color: var(--background-light);
  padding: var(--spacing-large);
  border-radius: 10px;
  box-shadow: var(--shadow-small);
  margin-bottom: 40px;
  text-align: center;
}

.scanner-container {
  width: min(300px, 90vw);
  height: min(300px, 90vw);
  margin: 0 auto var(--spacing-medium);
  border: 2px dashed #ccc;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.05);
}

.scan-button {
  background-color: var(--primary-color);
  color: var(--text-dark);
  padding: 12px 24px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  font-size: 16px;
}

.scan-button:hover, .scan-button:focus {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-small);
}

/* Food Cards Section */
.food-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: 30px;
  padding: var(--spacing-medium);
  max-width: 1400px;
  margin: 0 auto;
}

.food-card {
  background-color: var(--background-light);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  transition: all 0.3s ease;
}

.food-info {
  background-color: var(--background-light);
  padding: var(--spacing-large);
}

.nutrition-grid {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 15px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.nutrition-value {
  color: var(--text-light);
  font-weight: 600;
  margin-bottom: 4px;
  font-size: 14px;
}

/* Rest of your existing styles... */

/* Media Queries */
@media (max-width: 992px) {
  .food-cards {
      grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
      display: none;
  }
  
  .mobile-menu-btn {
      display: flex;
  }

  .nav-links.active {
      display: flex;
      flex-direction: column;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--background-light);
      padding: var(--spacing-medium);
      box-shadow: var(--shadow-small);
  }

  .food-cards {
      grid-template-columns: 1fr;
      padding: var(--spacing-small);
  }

  .food-info {
      padding: var(--spacing-medium);
  }
}




/* final changes */




/* Food Card Image Styles */
.food-image-container {
  position: relative;
  overflow: hidden;
  padding-top: 75%; /* 4:3 Aspect Ratio */
}

.food-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.food-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-large);
}

.food-card:hover .food-image {
  transform: scale(1.05);
}

/* Food Card Content Styles */
.food-tag {
  display: inline-block;
  padding: 4px 12px;
  background-color: rgba(220, 20, 60, 0.1);
  color: var(--primary-color);
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 12px;
}

.food-name {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--spacing-small);
  line-height: 1.4;
}

.calories {
  color: var(--primary-color);
  font-size: 16px;
  font-weight: 500;
  margin-bottom: var(--spacing-medium);
}

/* Nutrition Grid Styles */
.nutrition-grid {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 15px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

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

.nutrition-icon {
  font-size: 24px;
  margin-bottom: var(--spacing-small);
  color: var(--primary-color);
}

.nutrition-value {
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 4px;
  font-size: 14px;
}

.nutrition-label {
  font-size: 12px;
  color: var(--text-light);
}

/* Section Title Styles */
.section-title {
  text-align: center;
  color: var(--text-dark);
  margin-bottom: 40px;
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 600;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.food-card {
  animation: fadeIn 0.5s ease-out forwards;
}

/* Loading State */
.scanner-container.loading {
  position: relative;
}

.scanner-container.loading::after {
  content: '';
  position: absolute;
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top: 3px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Accessibility Focus Styles */
:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Container Styles */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-medium);
}

/* Mobile Menu Button Fix */
.mobile-menu-btn span {
  background-color: var(--primary-color);
}







/* footer */



.footer {
  background-color: var(--background-light);
  color: var(--text-dark);
  padding: var(--spacing-large) 0;
  margin-top: var(--spacing-large);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-large);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  padding-bottom: var(--spacing-large);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-medium);
}

.footer-title {
  color: var(--primary-color);
  font-size: 24px;
  font-weight: bold;
  margin-bottom: var(--spacing-small);
}

.footer-subtitle {
  color: var(--text-dark);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: var(--spacing-small);
}

.footer-description {
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: var(--spacing-medium);
}

.social-links {
  display: flex;
  gap: var(--spacing-medium);
}

.social-links a {
  color: var(--text-dark);
  font-size: 20px;
  transition: color 0.3s ease;
}

.social-links a:hover {
  color: var(--primary-color);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--primary-color);
}

.contact-info {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-info li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-light);
}

.contact-info i {
  color: var(--primary-color);
  width: 20px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-large);
  flex-wrap: wrap;
  gap: var(--spacing-medium);
}

.footer-bottom p {
  color: var(--text-light);
}

.footer-bottom-links {
  display: flex;
  gap: var(--spacing-medium);
}

.footer-bottom-links a {
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
  color: var(--primary-color);
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-large);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer-bottom-links {
    flex-direction: column;
    align-items: center;
  }
}