@import url('https://fonts.googleapis.com/css2?family=Commissioner:wght@400;500;700&display=swap');

/* CSS Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Colors */
  --green-400: hsl(176, 50%, 47%);
  --green-700: hsl(176, 72%, 28%);
  --black: hsl(0, 0%, 0%);
  --gray-500: hsl(0, 0%, 48%);
  --white: hsl(0, 0%, 100%);
  --light-gray: hsl(0, 0%, 95%);
  --border-gray: hsl(0, 0%, 85%);
  
  /* Typography */
  --font-family: 'Commissioner', sans-serif;
  --font-size-base: 16px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Border radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-xl: 2rem;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
  color: var(--gray-500);
  background-color: var(--light-gray);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--black);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.5rem;
}

h3 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-sm);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-xl);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 3.5rem;
}

.btn-primary {
  background-color: var(--green-400);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--green-700);
}

.btn-secondary {
  background-color: var(--gray-500);
  color: var(--white);
}

.btn-secondary:hover {
  background-color: var(--black);
}

.btn-outline {
  background-color: transparent;
  color: var(--gray-500);
  border: 1px solid var(--border-gray);
}

.btn-outline:hover {
  color: var(--black);
  border-color: var(--black);
}

.btn-disabled {
  background-color: var(--border-gray);
  color: var(--gray-500);
  cursor: not-allowed;
}

.btn-disabled:hover {
  background-color: var(--border-gray);
  color: var(--gray-500);
}

/* Layout */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  margin: 0 auto var(--spacing-lg);
  max-width: 730px;
  box-shadow: var(--shadow-sm);
}

/* Header */
.header {
  position: relative;
  background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('./images/image-hero-desktop.jpg');
  background-size: cover;
  background-position: center;
  min-height: 400px;
  display: flex;
  flex-direction: column;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-xl) var(--spacing-md);
}

.nav-logo {
  height: 20px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--white);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--light-gray);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

/* Hero Section */
.hero {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
}

.hero-content {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  max-width: 730px;
  position: relative;
  box-shadow: var(--shadow-md);
  margin: -100px auto var(--spacing-lg);
  text-align: center;
}

.hero-logo {
  position: absolute;
  top: -28px;
  left: 50%;
  transform: translateX(-50%);
  width: 56px;
  height: 56px;
}

.hero-title {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.hero-description {
  margin-bottom: var(--spacing-xl);
}

.hero-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-sm);
}

.bookmark-btn {
  display: flex;
  align-items: center;
  background-color: var(--light-gray);
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all 0.2s ease;
  overflow: hidden;
}

.bookmark-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--gray-500);
  border-radius: 50%;
}

.bookmark-text {
  padding: 0 var(--spacing-md);
  font-weight: var(--font-weight-bold);
  color: var(--gray-500);
}

.bookmark-btn.bookmarked .bookmark-icon {
  background-color: var(--green-700);
}

.bookmark-btn.bookmarked .bookmark-text {
  color: var(--green-700);
}

.bookmark-btn:hover {
  opacity: 0.8;
}

/* Stats Section */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  text-align: center;
  position: relative;
}

.stats::before,
.stats::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: var(--border-gray);
}

.stats::before {
  left: 33.33%;
}

.stats::after {
  left: 66.66%;
}

.stat-value {
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  color: var(--black);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  color: var(--gray-500);
  font-size: 0.875rem;
}

.progress-bar {
  width: 100%;
  height: 12px;
  background-color: var(--light-gray);
  border-radius: 6px;
  overflow: hidden;
  margin-top: var(--spacing-lg);
}

.progress-fill {
  height: 100%;
  background-color: var(--green-400);
  border-radius: 6px;
  transition: width 0.3s ease;
  width: 89.914%;
}

/* Reward Cards */
.reward-card {
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
  transition: border-color 0.2s ease;
}

.reward-card:hover {
  border-color: var(--green-400);
  box-shadow: var(--shadow-md);
}

.reward-card.out-of-stock {
  opacity: 0.5;
}

.reward-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-sm);
}

.reward-title {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
}

.reward-pledge {
  color: var(--green-400);
  font-weight: var(--font-weight-medium);
}

.reward-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  color: var(--black);
}

.reward-left-label {
  font-size: 0.875rem;
  color: var(--gray-500);
  font-weight: var(--font-weight-normal);
}

.reward-description {
  margin-bottom: var(--spacing-lg);
}

.reward-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Mobile Menu */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 100px;
}

.mobile-menu {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  margin: 0 var(--spacing-md);
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}

.mobile-menu-link {
  display: block;
  padding: var(--spacing-sm) 0;
  color: var(--black);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  border-bottom: 1px solid var(--border-gray);
}

.mobile-menu-link:last-child {
  border-bottom: none;
}

.mobile-menu-link:hover {
  color: var(--green-400);
}

/* Modal Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-md);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  max-width: 730px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.modal-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.modal-close:hover {
  opacity: 0.7;
}

.modal-description {
  margin-bottom: var(--spacing-xl);
  color: var(--gray-500);
}

/* Success Modal */
.success-modal {
  text-align: center;
  max-width: 540px;
}

.success-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--spacing-lg);
}

/* Pledge Options */
.pledge-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.pledge-option {
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  transition: border-color 0.2s ease;
}

.pledge-option:hover {
  border-color: var(--green-400);
  box-shadow: var(--shadow-sm);
}

.pledge-option.selected {
  border-color: var(--green-400);
  border-width: 2px;
}

.pledge-option.out-of-stock {
  opacity: 0.5;
}

.pledge-option-header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.pledge-option-header input[type="radio"] {
  margin-top: 2px;
}

.pledge-option-header label {
  flex: 1;
  cursor: pointer;
}

.pledge-option-header label h3 {
  margin-bottom: var(--spacing-xs);
  font-size: 1rem;
}

.pledge-amount {
  color: var(--green-400);
  font-weight: var(--font-weight-medium);
}

.pledge-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  color: var(--black);
}

.pledge-left-label {
  font-size: 0.875rem;
  color: var(--gray-500);
  font-weight: var(--font-weight-normal);
}

.pledge-option-description {
  margin-bottom: var(--spacing-lg);
  color: var(--gray-500);
  line-height: 1.6;
}

.pledge-input-section {
  border-top: 1px solid var(--border-gray);
  padding-top: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.pledge-input-section p {
  margin-bottom: var(--spacing-sm);
  color: var(--gray-500);
  font-size: 0.875rem;
}

.pledge-input-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.currency-symbol {
  color: var(--gray-500);
  font-weight: var(--font-weight-bold);
}

.pledge-input {
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-xl);
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  text-align: center;
  width: 100px;
}

.pledge-input:focus {
  outline: none;
  border-color: var(--green-400);
}

.continue-btn {
  margin-left: auto;
}

/* Utility Classes */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-center {
  text-align: center;
}

.hidden {
  display: none;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  .header {
    background-image: url('./images/image-hero-mobile.jpg');
    min-height: 300px;
  }

  .nav-menu {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero-content {
    margin-top: -50px;
    padding: var(--spacing-lg);
  }

  .hero-actions {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .bookmark-text {
    display: none;
  }

  .stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: left;
  }

  .stats::before,
  .stats::after {
    display: none;
  }

  .reward-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .reward-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

  .section {
    padding: var(--spacing-lg);
  }

  .modal {
    margin: var(--spacing-sm);
    padding: var(--spacing-lg);
  }

  .pledge-option-header {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .pledge-input-group {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-md);
  }

  .pledge-input {
    width: 100%;
  }

  .continue-btn {
    margin-left: 0;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }
}