Add CSS styling for event creation modal buttons

- Add .btn base class with consistent styling and transitions
- Add .btn-primary class with gradient theme and hover effects
- Add .btn-secondary class for cancel buttons
- Add responsive modal footer layout
- Improve form styling with proper spacing and focus states
- Add mobile-responsive adjustments for better usability

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

styles.css

@@ -1169,4 +1169,122 @@ body {
     -webkit-user-select: none;
     -moz-user-select: none;
     -ms-user-select: none;
+}
+
+/* Event Creation Modal Styles */
+.create-event-modal {
+    max-width: 600px;
+    width: 95%;
+}
+
+.create-event-modal .modal-body {
+    max-height: 60vh;
+    overflow-y: auto;
+}
+
+.create-event-modal .form-group {
+    margin-bottom: 1.5rem;
+}
+
+.create-event-modal .form-group label {
+    display: block;
+    margin-bottom: 0.5rem;
+    color: #495057;
+    font-weight: 500;
+    font-size: 0.9rem;
+}
+
+.create-event-modal .form-input {
+    width: 100%;
+    padding: 0.75rem;
+    border: 1px solid #ced4da;
+    border-radius: 8px;
+    font-size: 1rem;
+    transition: border-color 0.2s ease, box-shadow 0.2s ease;
+    font-family: inherit;
+    box-sizing: border-box;
+}
+
+.create-event-modal .form-input:focus {
+    outline: none;
+    border-color: #667eea;
+    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
+}
+
+.create-event-modal .form-row {
+    display: grid;
+    grid-template-columns: 1fr 1fr;
+    gap: 1rem;
+}
+
+.create-event-modal .modal-footer {
+    display: flex;
+    justify-content: flex-end;
+    gap: 1rem;
+    padding: 1.5rem 2rem;
+    border-top: 1px solid #e9ecef;
+    background: #f8f9fa;
+}
+
+/* Button Styles */
+.btn {
+    padding: 0.75rem 1.5rem;
+    border-radius: 8px;
+    font-size: 1rem;
+    font-weight: 500;
+    cursor: pointer;
+    transition: all 0.2s ease;
+    border: none;
+    text-align: center;
+    text-decoration: none;
+    display: inline-block;
+    line-height: 1.5;
+    user-select: none;
+}
+
+.btn:disabled {
+    opacity: 0.6;
+    cursor: not-allowed;
+    transform: none !important;
+}
+
+.btn-secondary {
+    background: #f8f9fa;
+    color: #6c757d;
+    border: 1px solid #ced4da;
+}
+
+.btn-secondary:hover:not(:disabled) {
+    background: #e9ecef;
+    color: #495057;
+    border-color: #adb5bd;
+}
+
+.btn-primary {
+    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+    color: white;
+    border: 1px solid transparent;
+}
+
+.btn-primary:hover:not(:disabled) {
+    transform: translateY(-1px);
+    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
+}
+
+/* Mobile adjustments for event creation modal */
+@media (max-width: 768px) {
+    .create-event-modal .form-row {
+        grid-template-columns: 1fr;
+        gap: 1rem;
+    }
+    
+    .create-event-modal .modal-footer {
+        flex-direction: column;
+        gap: 0.75rem;
+        padding: 1rem 1.5rem;
+    }
+    
+    .create-event-modal .btn {
+        width: 100%;
+    }
 }