/* Base Styles */
:root {
  --primary-color: #4CAF50;
  --primary-dark: #388E3C;
  --primary-light: #C8E6C9;
  --secondary-color: #FF9800;
  --accent-color: #FF5722;
  --text-color: #333;
  --text-light: #666;
  --text-lighter: #999;
  --bg-color: #f9f9f9;
  --white: #ffffff;
  --light-gray: #f5f5f5;
  --medium-gray: #e0e0e0;
  --dark-gray: #757575;
  --error-color: #f44336;
  --success-color: #4CAF50;
  --warning-color: #FF9800;
  --shadow: 0 2px 10px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  height: 100%;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-color);
  background-color: var(--bg-color);
  line-height: 1.6;
  height: 100%;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  flex: 1 0 auto;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
}

.primary-btn {
  background-color: var(--primary-color);
  color: var(--white);
}

.primary-btn:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.secondary-btn {
  background-color: var(--white);
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.secondary-btn:hover {
  background-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.full-width {
  width: 100%;
}

/* Header Styles */
.main-header {
  background-color: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
  flex-shrink: 0;
}

.main-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.logo i {
  font-size: 1.8rem;
}

.main-nav ul {
  display: flex;
  gap: 15px;
}

.main-nav a {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.3s;
  font-weight: 500;
}

.main-nav a:hover, .main-nav a.active {
  background-color: var(--primary-light);
  color: var(--primary-dark);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-color);
  cursor: pointer;
}

/* Hero Banner */
.hero-banner {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 60px 0;
}

.hero-banner .container {
  display: flex;
  align-items: center;
  gap: 40px;
}

.hero-content {
  flex: 1;
}

.hero-content h2 {
  font-size: 2.5rem;
  margin-bottom: 15px;
  line-height: 1.2;
}

.hero-content .subtitle {
  font-size: 1.2rem;
  margin-bottom: 25px;
  opacity: 0.9;
}

.cta-buttons {
  display: flex;
  gap: 15px;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.hero-image img {
  max-width: 100%;
  height: auto;
}

/* Add these to your existing style.css file */

/* Hero Image */
.hero-image img {
  max-width: 100%;
  max-height: 400px;
  object-fit: contain;
  border-radius: var(--radius-md);
}

/* Testimonial Images */
.testimonial-author img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-light);
}

/* Auth Image */
.auth-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Sections */
.section-title {
  text-align: center;
  margin-bottom: 40px;
  font-size: 2rem;
  color: var(--primary-color);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--secondary-color);
  margin: 15px auto 0;
}

/* Features Section */
.features-section {
  padding: 60px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.feature-card {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform 0.3s;
}

.feature-card:hover {
  transform: translateY(-10px);
}

.feature-icon {
  margin-bottom: 20px;
}

.icon-circle {
  width: 70px;
  height: 70px;
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: bold;
  margin: 0 auto;
}

.feature-card h3 {
  margin-bottom: 15px;
  font-size: 1.3rem;
}

/* Stats Section */
.stats-section {
  padding: 60px 0;
  background-color: var(--light-gray);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
}

.stat-card {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  text-align: center;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.stat-label {
  color: var(--text-light);
  font-size: 1.1rem;
}

/* Testimonials */
.testimonials-section {
  padding: 60px 0;
}

.testimonials-slider {
  display: flex;
  gap: 30px;
  overflow-x: auto;
  padding: 20px 0;
  scroll-snap-type: x mandatory;
}

.testimonial-card {
  min-width: 350px;
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  scroll-snap-align: start;
}

.testimonial-content {
  position: relative;
  margin-bottom: 20px;
  font-style: italic;
  color: var(--text-light);
}

.testimonial-content i {
  position: absolute;
  top: -10px;
  left: -10px;
  font-size: 2rem;
  opacity: 0.2;
  color: var(--primary-color);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
}

.testimonial-author img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-author h4 {
  font-size: 1.1rem;
  margin-bottom: 5px;
}

.testimonial-author p {
  color: var(--text-light);
  font-size: 0.9rem;
}

/* Footer */
.main-footer {
  background-color: var(--primary-dark);
  color: var(--white);
  padding: 40px 0 20px;
  flex-shrink: 0;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 30px;
}

.footer-about .logo {
  margin-bottom: 20px;
  color: var(--white);
}

.footer-about p {
  margin-bottom: 20px;
  opacity: 0.8;
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255,255,255,0.1);
  border-radius: 50%;
  transition: all 0.3s;
}

.social-links a:hover {
  background-color: rgba(255,255,255,0.2);
  transform: translateY(-3px);
}

.footer-links h4, .footer-contact h4 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-links h4::after, .footer-contact h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--secondary-color);
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  opacity: 0.8;
  transition: all 0.3s;
}

.footer-links a:hover {
  opacity: 1;
  padding-left: 5px;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
  opacity: 0.8;
}

.footer-contact i {
  width: 20px;
  text-align: center;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
  opacity: 0.7;
  font-size: 0.9rem;
}

/* Auth Pages */
.auth-container {
  display: flex;
  min-height: 100vh;
}

.auth-card {
  flex: 1;
  max-width: 500px;
  padding: 60px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.auth-image {
  flex: 1;
  background: url('assets/food-donation.jpg') center/cover no-repeat;
  display: none;
}

.auth-header {
  text-align: center;
  margin-bottom: 40px;
}

.auth-header .logo {
  justify-content: center;
  margin-bottom: 20px;
}

.auth-header h3 {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.auth-header p {
  color: var(--text-light);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 600;
  font-size: 0.95rem;
}

.input-with-icon {
  position: relative;
}

.input-with-icon i {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-lighter);
}

.input-with-icon input {
  width: 100%;
  padding: 12px 15px 12px 45px;
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  transition: all 0.3s;
}

.input-with-icon input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-light);
  outline: none;
}

textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  resize: vertical;
  min-height: 100px;
}

textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-light);
  outline: none;
}

.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.remember-me {
  display: flex;
  align-items: center;
  gap: 8px;
}

.remember-me input {
  width: 16px;
  height: 16px;
}

.forgot-password {
  color: var(--primary-color);
  font-size: 0.9rem;
}

.forgot-password:hover {
  text-decoration: underline;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 15px;
  margin: 10px 0;
  color: var(--text-light);
}

.auth-divider::before, .auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--medium-gray);
}

.auth-footer {
  margin-top: 30px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-light);
}

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

.auth-footer a:hover {
  text-decoration: underline;
}

/* Alert Box */
.alert-box {
  padding: 15px 20px;
  border-radius: var(--radius-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.alert-box.error {
  background-color: #FFEBEE;
  color: var(--error-color);
  border-left: 4px solid var(--error-color);
}

.alert-box.success {
  background-color: #E8F5E9;
  color: var(--success-color);
  border-left: 4px solid var(--success-color);
}

.alert-box.warning {
  background-color: #FFF3E0;
  color: var(--warning-color);
  border-left: 4px solid var(--warning-color);
}

.alert-box button {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  font-size: 1.1rem;
}

/* Donation Page */
.donation-page {
  padding: 40px 0;
  flex: 1 0 auto;
}

.page-header {
  margin-bottom: 40px;
  text-align: center;
}

.page-header h2 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.page-header p {
  color: var(--text-light);
  max-width: 700px;
  margin: 0 auto;
}

.donation-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.donation-form-container {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.form-section {
  margin-bottom: 30px;
}

.form-section h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  font-size: 0.95rem;
}

.form-group input, 
.form-group select {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  transition: all 0.3s;
}

.form-group input:focus, 
.form-group select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-light);
  outline: none;
}

.checkbox-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.checkbox-group input {
  width: 18px;
  height: 18px;
}

.form-actions {
  display: flex;
  gap: 15px;
  margin-top: 30px;
}

.donation-guidelines {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.guidelines-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 30px;
}

.guideline-item {
  display: flex;
  gap: 15px;
}

.guideline-icon {
  width: 30px;
  height: 30px;
  background-color: var(--primary-light);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.impact-meter {
  background-color: var(--primary-light);
  padding: 20px;
  border-radius: var(--radius-md);
  text-align: center;
}

.impact-meter h4 {
  color: var(--primary-color);
  margin-bottom: 15px;
}

.meter-content {
  display: flex;
  align-items: center;
  gap: 15px;
}

.meter-icon {
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

/* My Donations */
.my-donations {
  margin-top: 60px;
  max-height: 500px;
  overflow: hidden;
}

.my-donations::-webkit-scrollbar {
  display: none;
}

.donations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  max-height: 500px;
  overflow-y: auto;
}

.donations-grid::-webkit-scrollbar {
  width: 8px;
}

.donations-grid::-webkit-scrollbar-track {
  background: transparent;
}

.donations-grid::-webkit-scrollbar-thumb {
  background: #1976D2;
  border-radius: 4px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.section-header h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  color: var(--primary-color);
}

.view-all {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.95rem;
}

.view-all:hover {
  text-decoration: underline;
}

.donations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.donation-card {
  background-color: var(--white);
  padding: 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.donation-card:hover {
  transform: translateY(-5px);
}

.donation-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.donation-header h4 {
  font-size: 1.1rem;
}

.status-badge {
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-badge.available {
  background-color: #E8F5E9;
  color: var(--success-color);
}

.status-badge.claimed {
  background-color: #E3F2FD;
  color: #1976D2;
}

.donation-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  font-size: 0.9rem;
}

.donation-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--text-light);
}

.donation-details {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 15px;
}

.donation-details .detail {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-light);
}

.donation-footer {
  padding-top: 15px;
  margin-top: 15px;
  border-top: 1px solid var(--medium-gray);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.donation-footer.claimed {
  color: #1976D2;
}

.empty-state {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 20px;
}

.empty-state i {
  font-size: 3rem;
  color: var(--text-lighter);
  margin-bottom: 20px;
}

.empty-state h4 {
  margin-bottom: 10px;
  color: var(--text-color);
}

.empty-state p {
  color: var(--text-light);
  margin-bottom: 20px;
}

/* Receive Page */
.receive-page {
  padding: 40px 0;
}

.search-filters {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  margin-bottom: 30px;
}

.search-bar {
  display: flex;
  margin-bottom: 20px;
}

.search-bar .input-with-icon {
  flex: 1;
}

.search-bar .input-with-icon input {
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.search-bar .btn {
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.filter-options {
  display: flex;
  gap: 20px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.filter-group label {
  font-weight: 600;
  font-size: 0.95rem;
}

.filter-group select {
  padding: 10px 15px;
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-sm);
  font-size: 1rem;
}

.results-count {
  font-size: 0.95rem;
  color: var(--text-light);
}

/* Food Listings */
.food-listings {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.food-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.food-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
  display: flex;
  flex-direction: column;
}

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

.food-card-header {
  padding: 15px 20px;
  background-color: var(--primary-color);
  color: var(--white);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.food-card-header h4 {
  margin: 0;
  font-size: 1.1rem;
}

.food-type {
  background-color: rgba(255,255,255,0.2);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
}

.food-card-body {
  padding: 20px;
  flex: 1;
}

.food-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
}

.quantity {
  font-weight: 600;
  color: var(--primary-color);
}

.perishable {
  font-size: 0.8rem;
  color: var(--warning-color);
  display: flex;
  align-items: center;
  gap: 5px;
}

.description {
  color: var(--text-light);
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.food-details {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.food-details .detail {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-light);
}

.urgent {
  color: var(--error-color);
  font-weight: 600;
}

.food-card-footer {
  padding: 0 20px 20px;
}

/* Loading Spinner */
.loading-spinner {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  grid-column: 1 / -1;
}

.spinner {
  border: 4px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top: 4px solid var(--primary-color);
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin-bottom: 15px;
}

.loading-spinner p {
  color: var(--text-light);
}

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

/* Responsive Styles */
@media (min-width: 992px) {
  .donation-layout {
    grid-template-columns: 2fr 1fr;
  }
  
  .auth-image {
    display: block;
  }
}

@media (max-width: 768px) {
  .main-nav {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow);
    padding: 20px;
    transform: translateY(-150%);
    transition: transform 0.3s;
  }
  
  .main-nav.active {
    transform: translateY(0);
  }
  
  .main-nav ul {
    flex-direction: column;
    gap: 10px;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero-banner .container {
    flex-direction: column;
    text-align: center;
  }
  
  .cta-buttons {
    justify-content: center;
  }
  
  .filter-options {
    flex-direction: column;
    gap: 15px;
  }
  
  .form-actions {
    flex-direction: column;
  }
  
  .form-actions .btn {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .hero-content h2 {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .auth-card {
    padding: 40px 20px;
  }
}