feat: improve donate page and rename it

css/donations.css

@@ -315,6 +315,151 @@
     }
 }
 
+/* Plateformes de don externes */
+.donation-platforms {
+    background: var(--card-bg);
+    border-radius: 12px;
+    padding: 30px;
+    box-shadow: var(--card-shadow);
+    border: 1px solid var(--border-color);
+    margin-bottom: 30px;
+}
+
+.donation-platforms h3 {
+    color: var(--primary-red);
+    margin-bottom: 24px;
+    font-size: 1.5rem;
+    text-align: center;
+}
+
+.platforms-grid {
+    display: grid;
+    grid-template-columns: repeat(2, 1fr);
+    gap: 16px;
+}
+
+.platform-btn {
+    display: flex;
+    align-items: center;
+    gap: 16px;
+    padding: 20px;
+    background: var(--card-bg);
+    border: 2px solid var(--border-color);
+    border-radius: 12px;
+    text-decoration: none;
+    color: var(--text-color);
+    transition: all 0.3s ease;
+}
+
+.platform-btn:hover {
+    transform: translateY(-4px);
+    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
+}
+
+.platform-btn.liberapay {
+    border-color: #f6c915;
+}
+
+.platform-btn.liberapay:hover {
+    background: rgba(246, 201, 21, 0.1);
+    border-color: #f6c915;
+}
+
+.platform-btn.kofi {
+    border-color: #13C3FF;
+}
+
+.platform-btn.kofi:hover {
+    background: rgba(19, 195, 255, 0.1);
+    border-color: #13C3FF;
+}
+
+.platform-icon {
+    width: 60px;
+    height: 60px;
+    flex-shrink: 0;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.platform-icon svg {
+    width: 100%;
+    height: 100%;
+}
+
+.platform-info {
+    display: flex;
+    flex-direction: column;
+    gap: 4px;
+}
+
+.platform-name {
+    font-size: 1.2rem;
+    font-weight: bold;
+    color: var(--text-color);
+}
+
+.platform-desc {
+    font-size: 0.9rem;
+    color: var(--text-secondary);
+}
+
+/* Onglets don ponctuel / mensuel */
+.donation-tabs {
+    display: flex;
+    gap: 8px;
+    margin-bottom: 24px;
+    background: var(--main-bg);
+    padding: 4px;
+    border-radius: 8px;
+}
+
+.tab-btn {
+    flex: 1;
+    padding: 12px 16px;
+    background: transparent;
+    border: none;
+    border-radius: 6px;
+    font-weight: 600;
+    color: var(--text-secondary);
+    cursor: pointer;
+    transition: all 0.3s ease;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 8px;
+}
+
+.tab-btn:hover {
+    background: var(--hover-bg);
+    color: var(--text-color);
+}
+
+.tab-btn.active {
+    background: var(--primary-red);
+    color: white;
+}
+
+.tab-btn i {
+    font-size: 0.9rem;
+}
+
+.tab-content {
+    display: none;
+}
+
+.tab-content.active {
+    display: block;
+}
+
+.donation-btn-custom {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 8px;
+}
+
 /* Dark theme adjustments */
 [data-theme="dark"] .donation-security {
     background: var(--card-bg);
@@ -328,4 +473,19 @@
 
 [data-theme="dark"] .donation-btn:hover {
     background: rgba(255, 0, 0, 0.1);
+}
+
+[data-theme="dark"] .platform-btn {
+    background: var(--main-bg);
+}
+
+/* Responsive pour les plateformes */
+@media (max-width: 768px) {
+    .platforms-grid {
+        grid-template-columns: 1fr;
+    }
+
+    .donation-tabs {
+        flex-direction: column;
+    }
 }