:root {
    --primary-color: #4285f4;
    --secondary-color: #f5f5f5;
    --text-color: #333;
    --light-text: #666;
    --border-color: #ddd;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --spacing: 1rem;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f9f9f9;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem var(--spacing);
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

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

/* Search Section */
.search-section {
    margin-bottom: 2rem;
}

.form-container {
    background-color: white;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    padding: 2rem;
    max-width: 600px;
    margin: 0 auto;
}

.form-container h2 {
    margin-bottom: 1.5rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    background-color: white;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.7rem center;
    background-size: 1em;
    padding-right: 2.5rem;
    cursor: pointer;
}

select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.2);
}

.search-btn {
    display: block;
    width: 100%;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    background-color: var(--primary-color);
    color: white;
    transition: background-color 0.3s, transform 0.1s;
}

.search-btn:hover {
    background-color: #3b78e7;
}

.search-btn:active {
    transform: translateY(1px);
}

/* Results Section */
.results-section {
    background-color: white;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    padding: 2rem;
    margin-bottom: 2rem;
}

.results-section h2 {
    margin-bottom: 1.5rem;
    text-align: center;
}

.grants-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.grant-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: transform 0.3s, box-shadow 0.3s;
    background-color: white;
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.grant-card h3 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-size: 1.25rem;
    line-height: 1.4;
}

.grant-amount {
    font-weight: 600;
    color: #34a853;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    padding: 0.25rem 0;
}

.grant-details {
    margin-bottom: 1rem;
    font-size: 0.95rem;
    flex-grow: 1;
}

.grant-details p {
    margin-bottom: 0.75rem;
}

.grant-details p:last-child {
    margin-bottom: 0;
}

.grant-link {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    margin-top: auto;
    transition: background-color 0.3s;
    width: 100%;
}

.grant-link:hover {
    background-color: #3b78e7;
    text-decoration: none;
    color: white;
}

.grant-steps {
    margin-bottom: 1rem;
}

.grant-steps h4 {
    margin-bottom: 0.5rem;
}

.grant-steps ol {
    margin-left: 1.5rem;
}

.grant-steps li {
    margin-bottom: 0.5rem;
}

.btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #3b78e7;
}

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

.secondary-btn:hover {
    background-color: #e8e8e8;
}

.download-btn {
    display: block;
    margin: 1rem auto;
    padding: 0.8rem 1.5rem;
    background-color: #34a853;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.download-btn:hover {
    background-color: #2d9248;
}

/* Payment Prompt */
.payment-prompt {
    text-align: center;
    padding: 1rem;
    background-color: #f8f9fa;
    border-radius: 8px;
    margin-top: 1rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 100;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: white;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    position: relative;
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--light-text);
}

.modal-content h2 {
    margin-bottom: 1rem;
}

.modal-content p {
    margin-bottom: 1.5rem;
}

#payment-form {
    margin-bottom: 1.5rem;
}

#payment-element, #card-element {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 1rem;
}

#card-errors {
    color: #ea4335;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* Footer */
footer {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--light-text);
}

.metadata {
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* No Results */
.no-results {
    text-align: center;
    padding: 2rem;
    color: var(--light-text);
}

/* Error styling */
.error-container {
    text-align: center;
    padding: 2rem;
    background-color: #fff8f8;
    border: 1px solid #ffcdd2;
    border-radius: 8px;
    margin: 1rem 0;
}

.error-container p {
    margin-bottom: 1rem;
    color: #d32f2f;
}

.error-details {
    font-family: monospace;
    background-color: #f5f5f5;
    padding: 0.75rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    word-break: break-word;
    font-size: 0.9rem;
    color: #666;
}

.error-container .btn {
    background-color: #d32f2f;
    transition: background-color 0.2s;
}

.error-container .btn:hover {
    background-color: #b71c1c;
}

/* Responsive */
@media (max-width: 768px) {
    .grants-container {
        grid-template-columns: 1fr;
    }
    
    .form-container, .results-section {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1rem;
    }
    
    .form-container, .results-section {
        padding: 1rem;
    }
}

/* Payment Modal Styling */
.payment-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: none; /* Hide by default */
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.payment-modal.show {
  display: flex;
}

.payment-modal-content {
  background-color: white;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  width: 100%;
  max-width: 450px;
  margin: 0 auto;
  position: relative;
}

.payment-modal-close {
  position: absolute;
  top: 15px;
  right: 15px;
  font-size: 20px;
  cursor: pointer;
  color: #777;
  background: none;
  border: none;
}

.payment-modal-close:hover {
  color: #333;
}

.payment-modal h2 {
  margin-top: 0;
  color: #333;
  font-size: 24px;
  margin-bottom: 15px;
}

.payment-modal p {
  margin-bottom: 20px;
  color: #555;
}

.payment-input {
  display: block;
  width: 100%;
  padding: 12px;
  margin-bottom: 15px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
}

.payment-button {
  background-color: #4285f4;
  color: white;
  border: none;
  padding: 12px 20px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  width: 100%;
  margin-bottom: 10px;
}

.payment-button:hover {
  background-color: #3367d6;
}

.simulate-button {
  background-color: #f5f5f5;
  color: #333;
  border: 1px solid #ddd;
  padding: 10px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  width: 100%;
}

.simulate-button:hover {
  background-color: #e8e8e8;
}