1 files changed, 346 insertions, 0 deletions
diff --git a/frontend/src/components/document/nodes/ContractLogFeed.css b/frontend/src/components/document/nodes/ContractLogFeed.css
new file mode 100644
index 0000000..b5dd15d
--- /dev/null
+++ b/frontend/src/components/document/nodes/ContractLogFeed.css
@@ -0,0 +1,346 @@
+/* ============================================
+   Contract Log Feed
+   ============================================ */
+
+.contract-log-feed {
+  display: flex;
+  flex-direction: column;
+  background: #1a1d23;
+  border: 1px solid #2d3039;
+  border-radius: 8px;
+  overflow: hidden;
+  margin-top: 0.5rem;
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
+  font-size: 13px;
+  max-height: 420px;
+  animation: logFeedSlideIn 0.25s ease-out;
+}
+
+@keyframes logFeedSlideIn {
+  from {
+    opacity: 0;
+    transform: translateY(-6px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
+/* ---- Header ---- */
+.contract-log-feed-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 0.5rem 0.75rem;
+  background: #22252b;
+  border-bottom: 1px solid #2d3039;
+}
+
+.contract-log-feed-title {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+}
+
+.contract-log-feed-name {
+  font-weight: 600;
+  font-size: 0.82rem;
+  color: #e5e7eb;
+}
+
+.contract-log-feed-status {
+  font-size: 0.65rem;
+  font-weight: 600;
+  text-transform: uppercase;
+  letter-spacing: 0.04em;
+  padding: 0.1rem 0.4rem;
+  border-radius: 8px;
+}
+
+.contract-log-feed-status--running,
+.contract-log-feed-status--starting {
+  background: rgba(245, 158, 11, 0.2);
+  color: #fbbf24;
+  animation: statusPulse 2s ease-in-out infinite;
+}
+
+.contract-log-feed-status--completed {
+  background: rgba(16, 185, 129, 0.2);
+  color: #34d399;
+}
+
+.contract-log-feed-status--failed {
+  background: rgba(239, 68, 68, 0.2);
+  color: #f87171;
+}
+
+.contract-log-feed-status--pending,
+.contract-log-feed-status--ready {
+  background: rgba(107, 114, 128, 0.2);
+  color: #9ca3af;
+}
+
+.contract-log-feed-close {
+  background: none;
+  border: none;
+  color: #6b7280;
+  font-size: 1.1rem;
+  cursor: pointer;
+  padding: 0 0.25rem;
+  line-height: 1;
+  border-radius: 3px;
+  transition: color 0.15s, background 0.15s;
+}
+
+.contract-log-feed-close:hover {
+  color: #e5e7eb;
+  background: rgba(255, 255, 255, 0.08);
+}
+
+/* ---- Log Content ---- */
+.contract-log-feed-content {
+  flex: 1;
+  overflow-y: auto;
+  padding: 0.5rem 0.75rem;
+  min-height: 80px;
+  max-height: 240px;
+  scrollbar-width: thin;
+  scrollbar-color: #3a3f4b transparent;
+}
+
+.contract-log-feed-content::-webkit-scrollbar {
+  width: 5px;
+}
+
+.contract-log-feed-content::-webkit-scrollbar-thumb {
+  background: #3a3f4b;
+  border-radius: 3px;
+}
+
+.contract-log-feed-empty {
+  color: #6b7280;
+  font-size: 0.82rem;
+  font-style: italic;
+  text-align: center;
+  padding: 1.5rem 0;
+}
+
+/* ---- Log Entry ---- */
+.contract-log-entry {
+  display: flex;
+  gap: 0.5rem;
+  padding: 0.2rem 0;
+  line-height: 1.5;
+  animation: entryFadeIn 0.2s ease-out;
+}
+
+@keyframes entryFadeIn {
+  from { opacity: 0; }
+  to { opacity: 1; }
+}
+
+.contract-log-entry-time {
+  flex-shrink: 0;
+  font-size: 0.7rem;
+  color: #4b5563;
+  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
+  line-height: 1.65;
+}
+
+.contract-log-entry-text {
+  color: #d1d5db;
+  white-space: pre-wrap;
+  word-break: break-word;
+  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
+  font-size: 0.78rem;
+}
+
+.contract-log-entry--user .contract-log-entry-text {
+  color: #93c5fd;
+}
+
+.contract-log-entry--user::before {
+  content: '>';
+  color: #3b82f6;
+  font-weight: 700;
+  font-family: monospace;
+  flex-shrink: 0;
+  line-height: 1.5;
+}
+
+.contract-log-entry--system .contract-log-entry-text {
+  color: #fbbf24;
+  font-style: italic;
+}
+
+/* ---- Error ---- */
+.contract-log-feed-error {
+  padding: 0.4rem 0.75rem;
+  background: rgba(239, 68, 68, 0.12);
+  border-top: 1px solid rgba(239, 68, 68, 0.25);
+  color: #f87171;
+  font-size: 0.78rem;
+}
+
+/* ---- Interaction Bar ---- */
+.contract-interaction-bar {
+  border-top: 1px solid #2d3039;
+  padding: 0.5rem 0.75rem;
+  background: #22252b;
+}
+
+.contract-interaction-bar--disabled {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding: 0.6rem 0.75rem;
+}
+
+.contract-interaction-disabled-text {
+  color: #6b7280;
+  font-size: 0.78rem;
+  font-style: italic;
+}
+
+.contract-interaction-message-row {
+  display: flex;
+  align-items: flex-end;
+  gap: 0.4rem;
+  position: relative;
+}
+
+.contract-message-input {
+  flex: 1;
+  background: #1a1d23;
+  border: 1px solid #3a3f4b;
+  border-radius: 6px;
+  color: #e5e7eb;
+  padding: 0.4rem 0.6rem;
+  font-size: 0.82rem;
+  font-family: inherit;
+  resize: none;
+  min-height: 32px;
+  max-height: 80px;
+  line-height: 1.4;
+  outline: none;
+  transition: border-color 0.15s;
+}
+
+.contract-message-input::placeholder {
+  color: #4b5563;
+  font-size: 0.78rem;
+}
+
+.contract-message-input:focus {
+  border-color: #3b82f6;
+}
+
+.contract-message-input:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
+.contract-send-btn {
+  flex-shrink: 0;
+  background: #3b82f6;
+  color: #fff;
+  border: none;
+  border-radius: 6px;
+  padding: 0.4rem 0.85rem;
+  font-size: 0.8rem;
+  font-weight: 500;
+  cursor: pointer;
+  transition: background 0.15s, opacity 0.15s;
+  min-height: 32px;
+}
+
+.contract-send-btn:hover:not(:disabled) {
+  background: #2563eb;
+}
+
+.contract-send-btn:disabled {
+  opacity: 0.4;
+  cursor: not-allowed;
+}
+
+.contract-sent-indicator {
+  position: absolute;
+  right: 0;
+  top: -1.4rem;
+  font-size: 0.7rem;
+  color: #34d399;
+  font-weight: 500;
+  animation: sentFlash 1.5s ease-out forwards;
+}
+
+@keyframes sentFlash {
+  0% {
+    opacity: 1;
+    transform: translateY(0);
+  }
+  70% {
+    opacity: 1;
+  }
+  100% {
+    opacity: 0;
+    transform: translateY(-4px);
+  }
+}
+
+/* ---- Actions Row ---- */
+.contract-interaction-actions-row {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+  margin-top: 0.4rem;
+}
+
+.contract-interrupt-btn {
+  background: transparent;
+  color: #ef4444;
+  border: 1px solid rgba(239, 68, 68, 0.3);
+  border-radius: 6px;
+  padding: 0.3rem 0.7rem;
+  font-size: 0.75rem;
+  font-weight: 500;
+  cursor: pointer;
+  transition: background 0.15s, border-color 0.15s, color 0.15s;
+}
+
+.contract-interrupt-btn:hover:not(:disabled) {
+  background: rgba(239, 68, 68, 0.1);
+  border-color: rgba(239, 68, 68, 0.5);
+}
+
+.contract-interrupt-btn--confirm {
+  background: rgba(239, 68, 68, 0.15);
+  border-color: #ef4444;
+  color: #f87171;
+  animation: confirmPulse 0.8s ease-in-out infinite;
+}
+
+@keyframes confirmPulse {
+  0%, 100% { opacity: 1; }
+  50% { opacity: 0.7; }
+}
+
+.contract-interrupt-btn:disabled {
+  opacity: 0.4;
+  cursor: not-allowed;
+}
+
+/* ---- Responsive ---- */
+@media (max-width: 640px) {
+  .contract-log-feed {
+    max-height: 360px;
+  }
+
+  .contract-log-feed-content {
+    max-height: 180px;
+  }
+
+  .contract-message-input::placeholder {
+    font-size: 0.72rem;
+  }
+}