Added blocking service.

css/components/block.css

@@ -0,0 +1,157 @@
+.blocked-users-manager {
+    display: block;
+}
+
+.block-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-bottom: 1rem;
+}
+
+.block-header h3 {
+    margin: 0;
+    font-size: 1rem;
+    color: var(--color-text);
+}
+
+.block-count {
+    font-size: 0.875rem;
+    color: var(--color-text-secondary);
+}
+
+.block-add-form {
+    display: flex;
+    gap: 0.5rem;
+    margin-bottom: 1rem;
+}
+
+.block-input {
+    flex: 1;
+    padding: 0.625rem 0.875rem;
+    background: var(--color-surface);
+    border: 1px solid var(--color-border);
+    border-radius: var(--radius-md);
+    color: var(--color-text);
+    font-size: 0.875rem;
+}
+
+.block-input:focus {
+    outline: none;
+    border-color: var(--color-primary);
+    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.2);
+}
+
+.block-input::placeholder {
+    color: var(--color-text-muted);
+}
+
+.block-add-btn {
+    flex-shrink: 0;
+}
+
+.blocked-list {
+    display: flex;
+    flex-direction: column;
+    gap: 0.5rem;
+    max-height: 300px;
+    overflow-y: auto;
+}
+
+.blocked-item {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    padding: 0.75rem;
+    background: var(--color-surface);
+    border-radius: var(--radius-md);
+}
+
+.blocked-item .blocked-username {
+    font-size: 0.875rem;
+    color: var(--color-text);
+    font-weight: 500;
+}
+
+.blocked-empty {
+    text-align: center;
+    padding: 2rem;
+    color: var(--color-text-muted);
+}
+
+.blocked-empty p {
+    margin: 0;
+}
+
+.block-actions {
+    margin-top: 1rem;
+    padding-top: 1rem;
+    border-top: 1px solid var(--color-border);
+}
+
+.rant-detail-blocked {
+    padding: 1rem;
+}
+
+.rant-detail-blocked .detail-header {
+    display: flex;
+    align-items: center;
+    gap: 1rem;
+    margin-bottom: 2rem;
+}
+
+.blocked-message {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    padding: 3rem;
+    text-align: center;
+    color: var(--color-text-secondary);
+}
+
+.blocked-message svg {
+    color: var(--color-error);
+    margin-bottom: 1rem;
+    opacity: 0.7;
+}
+
+.blocked-message p {
+    margin: 0.25rem 0;
+}
+
+.blocked-message .blocked-username {
+    font-weight: 600;
+    color: var(--color-text);
+    margin-bottom: 1rem;
+}
+
+.blocked-message .unblock-btn {
+    margin-top: 1rem;
+}
+
+.profile-blocked-banner {
+    display: flex;
+    align-items: center;
+    gap: 0.5rem;
+    padding: 0.75rem 1rem;
+    background: rgba(248, 113, 113, 0.1);
+    border: 1px solid var(--color-error);
+    border-radius: var(--radius-md);
+    color: var(--color-error);
+    margin: 0 1rem 1rem;
+    font-size: 0.875rem;
+}
+
+.profile-blocked-banner svg {
+    flex-shrink: 0;
+}
+
+.block-user-btn {
+    margin-top: 0.5rem;
+}
+
+.btn-small {
+    padding: 0.375rem 0.75rem;
+    font-size: 0.75rem;
+}