/* Variables CSS pour les couleurs de l'association */
:root {
  --primary-green: #0f6252;
  --accent-yellow: #ffaf00;
  --text-black: #000000;
  --background-white: #ffffff;
  --light-green: #e8f5f3;
  --dark-green: #0a4d3e;
  --light-yellow: #fff8e6;
  --gray-light: #f8f9fa;
  --gray-medium: #6c757d;
  --gray-dark: #343a40;
  --border-color: #dee2e6;
  --shadow: 0 2px 10px rgba(15, 98, 82, 0.1);
  --shadow-hover: 0 4px 20px rgba(15, 98, 82, 0.15);
}

/* Reset et base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--primary-green);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 1.25rem;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
  color: var(--gray-dark);
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 4rem 0;
}

.section-alt {
  background-color: var(--light-green);
}

/* Header */
.header {
  background-color: var(--primary-green);
  color: var(--background-white);
  padding: 1rem 0;
  box-shadow: var(--shadow);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  text-decoration: none;
  color: var(--background-white);
}

.nav {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav a {
  color: var(--background-white);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav a:hover {
  color: var(--accent-yellow);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-green) 0%, var(--dark-green) 100%);
  color: var(--background-white);
  padding: 6rem 0;
  text-align: center;
}

.hero h1 {
  color: var(--background-white);
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: var(--light-green);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.btn-primary {
  background-color: var(--accent-yellow);
  color: var(--text-black);
}

.btn-primary:hover {
  background-color: #e69900;
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

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

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

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

.btn-success:hover {
  background-color: var(--dark-green);
}

.btn-danger {
  background-color: #dc3545;
  color: var(--background-white);
  border: none;
}

.btn-danger:hover {
  background-color: #c82333;
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.125rem;
}

/* Cards */
.card {
  background-color: var(--background-white);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.card h3 {
  color: var(--primary-green);
  margin-bottom: 1rem;
}

/* Grid */
.grid {
  display: grid;
  gap: 2rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

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

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--primary-green);
}

.form-label.required::after {
  content: ' *';
  color: #dc3545;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 3px rgba(15, 98, 82, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.form-checkbox input[type="checkbox"] {
  width: auto;
}

/* Alert messages */
.alert {
  padding: 1rem;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.alert-success {
  background-color: var(--light-green);
  color: var(--dark-green);
  border: 1px solid var(--primary-green);
}

.alert-error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.alert-info {
  background-color: var(--light-yellow);
  color: #856404;
  border: 1px solid var(--accent-yellow);
}

/* Loading spinner */
.spinner {
  border: 3px solid var(--border-color);
  border-top: 3px solid var(--primary-green);
  border-radius: 50%;
  width: 30px;
  height: 30px;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

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

/* Footer */
.footer {
  background-color: var(--primary-green);
  color: var(--background-white);
  padding: 3rem 0 1rem;
  margin-top: 4rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer h4 {
  color: var(--background-white);
  margin-bottom: 1rem;
}

.footer p,
.footer a {
  color: var(--light-green);
  text-decoration: none;
}

.footer a:hover {
  color: var(--accent-yellow);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--dark-green);
  color: var(--light-green);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }
  
  .header .container {
    flex-direction: column;
    gap: 1rem;
  }
  
  .nav {
    gap: 1rem;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .section {
    padding: 2rem 0;
  }
  
  .grid {
    gap: 1rem;
  }
}

/* Admin styles */
.admin-header {
  background-color: var(--dark-green);
  color: var(--background-white);
  padding: 1rem 0;
  margin-bottom: 2rem;
}

.admin-nav {
  display: flex;
  gap: 2rem;
  margin-top: 1rem;
}

.admin-nav a {
  color: var(--light-green);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background-color 0.3s ease;
}

.admin-nav a:hover,
.admin-nav a.active {
  background-color: var(--primary-green);
  color: var(--background-white);
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background-color: var(--background-white);
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow);
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: bold;
  color: var(--primary-green);
}

.stat-label {
  color: var(--gray-medium);
  font-size: 0.9rem;
}

.table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--background-white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.table th,
.table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.table th {
  background-color: var(--light-green);
  color: var(--primary-green);
  font-weight: 600;
}

.table tr:hover {
  background-color: var(--gray-light);
}

.status-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.status-pending {
  background-color: var(--light-yellow);
  color: #856404;
}

.status-accepted {
  background-color: var(--light-green);
  color: var(--dark-green);
}

.status-refused {
  background-color: #f8d7da;
  color: #721c24;
}

.status-completed {
  background-color: var(--light-green);
  color: var(--dark-green);
}