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style.css

@@ -1,76 +1,446 @@
 * {
-    box-sizing: border-box;
-    padding: 0;
-    margin: 0;
-    font-family: sans-serif;
+margin: 0;
+padding: 0;
+box-sizing: border-box;
 }
 
-html,
 body {
-    height: 100%;
+font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
+background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+min-height: 100vh;
+display: flex;
+align-items: center;
+justify-content: center;
+padding: 20px;
 }
 
-body {
-    padding: 32px;
+.container {
+background: white;
+border-radius: 20px;
+box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
+width: 100%;
+max-width: 800px;
+height: 90vh;
+max-height: 700px;
+display: flex;
+flex-direction: column;
+overflow: hidden;
+}
+
+.header {
+background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+color: white;
+padding: 20px;
+display: flex;
+justify-content: space-between;
+align-items: center;
+}
+
+.header-content h1 {
+font-size: 24px;
+font-weight: 600;
+margin-bottom: 4px;
 }
 
-body,
-#container {
-    display: flex;
-    flex-direction: column;
-    justify-content: center;
-    align-items: center;
+.subtitle {
+font-size: 14px;
+opacity: 0.9;
 }
 
-#container {
-    position: relative;
-    gap: 0.4rem;
+.built-with {
+color: white;
+text-decoration: none;
+font-size: 12px;
+opacity: 0.8;
+transition: opacity 0.3s;
+}
 
-    width: 640px;
-    height: 640px;
-    max-width: 100%;
-    max-height: 100%;
+.built-with:hover {
+opacity: 1;
+text-decoration: underline;
+}
 
-    border: 2px dashed #D1D5DB;
-    border-radius: 0.75rem;
-    overflow: hidden;
-    cursor: pointer;
-    margin: 1rem;
+.main-content {
+flex: 1;
+display: flex;
+flex-direction: column;
+overflow: hidden;
+}
 
-    background-size: 100% 100%;
-    background-position: center;
-    background-repeat: no-repeat;
-    font-size: 18px;
+.settings-panel {
+background: #f8f9fa;
+padding: 15px;
+display: flex;
+gap: 15px;
+flex-wrap: wrap;
+align-items: center;
+border-bottom: 1px solid #e0e0e0;
 }
 
-#upload {
-    display: none;
+.setting-group {
+display: flex;
+align-items: center;
+gap: 8px;
 }
 
-svg {
-    pointer-events: none;
+.setting-group label {
+font-size: 14px;
+color: #666;
+font-weight: 500;
 }
 
-#example {
-    font-size: 14px;
-    text-decoration: underline;
-    cursor: pointer;
+.setting-group select {
+padding: 6px 10px;
+border: 1px solid #ddd;
+border-radius: 6px;
+background: white;
+font-size: 14px;
+cursor: pointer;
+transition: border-color 0.3s;
 }
 
-#example:hover {
-    color: #2563EB;
+.setting-group select:hover {
+border-color: #667eea;
 }
 
-.bounding-box {
-    position: absolute;
-    box-sizing: border-box;
-    border: solid 2px;
+.clear-btn {
+margin-left: auto;
+padding: 6px 12px;
+background: #dc3545;
+color: white;
+border: none;
+border-radius: 6px;
+font-size: 14px;
+cursor: pointer;
+transition: background-color 0.3s;
 }
 
-.bounding-box-label {
-    color: white;
-    position: absolute;
-    font-size: 12px;
-    margin: -16px 0 0 -2px;
-    padding: 1px;
+.clear-btn:hover {
+background: #c82333;
+}
+
+.chat-container {
+flex: 1;
+overflow: hidden;
+position: relative;
+}
+
+.messages {
+height: 100%;
+overflow-y: auto;
+padding: 20px;
+display: flex;
+flex-direction: column;
+gap: 15px;
+}
+
+.message {
+display: flex;
+flex-direction: column;
+max-width: 70%;
+}
+
+.user-message {
+align-self: flex-end;
+}
+
+.bot-message {
+align-self: flex-start;
+}
+
+.message-content {
+padding: 12px 16px;
+border-radius: 18px;
+word-wrap: break-word;
+}
+
+.user-message .message-content {
+background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+color: white;
+border-bottom-right-radius: 4px;
+}
+
+.bot-message .message-content {
+background: #f1f3f5;
+color: #333;
+border-bottom-left-radius: 4px;
+}
+
+.message-content p {
+margin: 0;
+line-height: 1.4;
+}
+
+.message-time {
+font-size: 12px;
+color: #999;
+margin-top: 4px;
+padding: 0 8px;
+}
+
+.user-message .message-time {
+text-align: right;
+}
+
+.typing-indicator {
+display: flex;
+gap: 4px;
+padding: 15px 20px;
+}
+
+.typing-indicator span {
+width: 8px;
+height: 8px;
+border-radius: 50%;
+background: #999;
+animation: typing 1.4s infinite ease-in-out;
+}
+
+.typing-indicator span:nth-child(1) {
+animation-delay: -0.32s;
+}
+
+.typing-indicator span:nth-child(2) {
+animation-delay: -0.16s;
+}
+
+@keyframes typing {
+0%, 80%, 100% {
+transform: scale(0.8);
+opacity: 0.5;
+}
+40% {
+transform: scale(1);
+opacity: 1;
+}
+}
+
+.input-container {
+padding: 20px;
+background: white;
+border-top: 1px solid #e0e0e0;
+}
+
+.input-wrapper {
+display: flex;
+gap: 10px;
+align-items: flex-end;
+}
+
+#message-input {
+flex: 1;
+padding: 12px 16px;
+border: 2px solid #e0e0e0;
+border-radius: 25px;
+font-size: 16px;
+resize: none;
+font-family: inherit;
+line-height: 1.4;
+transition: border-color 0.3s;
+min-height: 44px;
+max-height: 120px;
+}
+
+#message-input:focus {
+outline: none;
+border-color: #667eea;
+}
+
+.send-button {
+width: 44px;
+height: 44px;
+border-radius: 50%;
+border: none;
+background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+color: white;
+cursor: pointer;
+display: flex;
+align-items: center;
+justify-content: center;
+transition: transform 0.2s, opacity 0.2s;
+}
+
+.send-button:hover:not(:disabled) {
+transform: scale(1.05);
+}
+
+.send-button:disabled {
+opacity: 0.5;
+cursor: not-allowed;
+}
+
+.input-info {
+display: flex;
+justify-content: space-between;
+margin-top: 8px;
+font-size: 12px;
+color: #999;
+}
+
+.loading-overlay {
+position: fixed;
+top: 0;
+left: 0;
+right: 0;
+bottom: 0;
+background: rgba(0, 0, 0, 0.8);
+display: flex;
+align-items: center;
+justify-content: center;
+z-index: 1000;
+}
+
+.loading-content {
+text-align: center;
+color: white;
+}
+
+.spinner {
+width: 50px;
+height: 50px;
+border: 4px solid rgba(255, 255, 255, 0.3);
+border-top-color: white;
+border-radius: 50%;
+animation: spin 1s linear infinite;
+margin: 0 auto 20px;
+}
+
+@keyframes spin {
+to {
+transform: rotate(360deg);
+}
+}
+
+.loading-content p {
+font-size: 18px;
+margin-bottom: 8px;
+}
+
+.loading-subtitle {
+font-size: 14px;
+opacity: 0.8;
+}
+
+.error-toast {
+position: fixed;
+top: 20px;
+right: 20px;
+background: #dc3545;
+color: white;
+border-radius: 8px;
+padding: 0;
+max-width: 350px;
+z-index: 1001;
+animation: slideIn 0.3s ease-out;
+}
+
+@keyframes slideIn {
+from {
+transform: translateX(100%);
+opacity: 0;
+}
+to {
+transform: translateX(0);
+opacity: 1;
+}
+}
+
+.error-content {
+display: flex;
+align-items: center;
+padding: 12px 16px;
+gap: 12px;
+}
+
+.error-icon {
+background: white;
+color: #dc3545;
+width: 20px;
+height: 20px;
+border-radius: 50%;
+display: flex;
+align-items: center;
+justify-content: center;
+font-weight: bold;
+flex-shrink: 0;
+}
+
+.error-message {
+flex: 1;
+font-size: 14px;
+}
+
+.dismiss-btn {
+background: none;
+border: none;
+color: white;
+font-size: 20px;
+cursor: pointer;
+padding: 0;
+line-height: 1;
+opacity: 0.8;
+transition: opacity 0.2s;
+}
+
+.dismiss-btn:hover {
+opacity: 1;
+}
+
+.hidden {
+display: none !important;
+}
+
+/* Responsive Design */
+@media (max-width: 640px) {
+body {
+padding: 0;
+}
+
+.container {
+height: 100vh;
+max-height: none;
+border-radius: 0;
+}
+
+.header {
+padding: 15px;
+}
+
+.header-content h1 {
+font-size: 20px;
+}
+
+.settings-panel {
+padding: 10px;
+gap: 10px;
+}
+
+.setting-group {
+flex: 1;
+min-width: 140px;
+}
+
+.clear-btn {
+width: 100%;
+margin-left: 0;
+margin-top: 10px;
+}
+
+.message {
+max-width: 85%;
+}
+
+.messages {
+padding: 15px;
+}
+
+.input-container {
+padding: 15px;
+}
+
+.error-toast {
+right: 10px;
+left: 10px;
+max-width: none;
+}
 }