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style.css

@@ -1,76 +1,416 @@
 * {
-    box-sizing: border-box;
-    padding: 0;
     margin: 0;
-    font-family: sans-serif;
+    padding: 0;
+    box-sizing: border-box;
 }
 
-html,
 body {
-    height: 100%;
+    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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 {
+    width: 100%;
+    max-width: 900px;
+    background: white;
+    border-radius: 20px;
+    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
+    overflow: hidden;
+    display: flex;
+    flex-direction: column;
+    height: 90vh;
+    max-height: 800px;
 }
 
-body,
-#container {
+header {
+    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+    color: white;
+    padding: 20px;
     display: flex;
-    flex-direction: column;
-    justify-content: center;
+    justify-content: space-between;
     align-items: center;
 }
 
-#container {
+header h1 {
+    font-size: 24px;
+    font-weight: 600;
+}
+
+.model-info {
+    display: flex;
+    align-items: center;
+    gap: 15px;
+}
+
+.model-badge {
+    background: rgba(255, 255, 255, 0.2);
+    padding: 5px 12px;
+    border-radius: 20px;
+    font-size: 12px;
+    font-weight: 500;
+}
+
+.device-toggle {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+}
+
+.switch {
     position: relative;
-    gap: 0.4rem;
+    width: 44px;
+    height: 24px;
+}
 
-    width: 640px;
-    height: 640px;
-    max-width: 100%;
-    max-height: 100%;
+.switch input {
+    opacity: 0;
+    width: 0;
+    height: 0;
+}
 
-    border: 2px dashed #D1D5DB;
-    border-radius: 0.75rem;
-    overflow: hidden;
+.slider {
+    position: absolute;
     cursor: pointer;
-    margin: 1rem;
+    top: 0;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    background-color: rgba(255, 255, 255, 0.3);
+    transition: 0.3s;
+    border-radius: 24px;
+}
+
+.slider:before {
+    position: absolute;
+    content: "";
+    height: 18px;
+    width: 18px;
+    left: 3px;
+    bottom: 3px;
+    background-color: white;
+    transition: 0.3s;
+    border-radius: 50%;
+}
+
+input:checked + .slider {
+    background-color: #4CAF50;
+}
+
+input:checked + .slider:before {
+    transform: translateX(20px);
+}
+
+input:disabled + .slider {
+    opacity: 0.5;
+    cursor: not-allowed;
+}
+
+#deviceLabel {
+    font-size: 12px;
+    font-weight: 500;
+}
+
+.chat-container {
+    flex: 1;
+    overflow: hidden;
+    position: relative;
+}
+
+.chat-messages {
+    height: 100%;
+    overflow-y: auto;
+    padding: 20px;
+    scroll-behavior: smooth;
+}
+
+.welcome-message {
+    text-align: center;
+    padding: 40px 20px;
+    color: #666;
+}
+
+.welcome-icon {
+    font-size: 48px;
+    margin-bottom: 20px;
+}
+
+.welcome-message h2 {
+    color: #333;
+    margin-bottom: 10px;
+}
+
+.message {
+    display: flex;
+    gap: 12px;
+    margin-bottom: 20px;
+    animation: fadeIn 0.3s ease;
+}
+
+.message.user {
+    flex-direction: row-reverse;
+}
+
+.avatar {
+    width: 36px;
+    height: 36px;
+    border-radius: 50%;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-size: 20px;
+    flex-shrink: 0;
+}
+
+.message-content {
+    max-width: 70%;
+    padding: 12px 16px;
+    border-radius: 18px;
+    line-height: 1.5;
+    word-wrap: break-word;
+}
+
+.message.user .message-content {
+    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+    color: white;
+}
 
-    background-size: 100% 100%;
-    background-position: center;
-    background-repeat: no-repeat;
-    font-size: 18px;
+.message.assistant .message-content {
+    background: #f1f3f5;
+    color: #333;
 }
 
-#upload {
+.message.error .message-content {
+    background: #fee;
+    color: #c00;
+}
+
+.loading-indicator {
+    padding: 0 20px 20px;
+}
+
+.loading-indicator.hidden {
     display: none;
 }
 
-svg {
-    pointer-events: none;
+.typing-dots {
+    display: flex;
+    gap: 4px;
+    padding: 12px 16px;
+    background: #f1f3f5;
+    border-radius: 18px;
+    width: fit-content;
 }
 
-#example {
-    font-size: 14px;
-    text-decoration: underline;
-    cursor: pointer;
+.typing-dots span {
+    width: 8px;
+    height: 8px;
+    background: #999;
+    border-radius: 50%;
+    animation: typing 1.4s infinite;
 }
 
-#example:hover {
-    color: #2563EB;
+.typing-dots span:nth-child(2) {
+    animation-delay: 0.2s;
 }
 
-.bounding-box {
-    position: absolute;
-    box-sizing: border-box;
-    border: solid 2px;
+.typing-dots span:nth-child(3) {
+    animation-delay: 0.4s;
 }
 
-.bounding-box-label {
+.input-container {
+    padding: 20px;
+    border-top: 1px solid #e0e0e0;
+    background: white;
+}
+
+.input-wrapper {
+    display: flex;
+    gap: 10px;
+    align-items: flex-end;
+}
+
+#userInput {
+    flex: 1;
+    padding: 12px;
+    border: 2px solid #e0e0e0;
+    border-radius: 12px;
+    font-size: 15px;
+    resize: none;
+    outline: none;
+    transition: border-color 0.3s;
+    max-height: 120px;
+    line-height: 1.5;
+}
+
+#userInput:focus {
+    border-color: #667eea;
+}
+
+.send-button {
+    width: 44px;
+    height: 44px;
+    border-radius: 50%;
+    border: none;
+    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
     color: white;
-    position: absolute;
+    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;
+    align-items: center;
+    margin-top: 8px;
+    padding: 0 4px;
+}
+
+#charCount {
     font-size: 12px;
-    margin: -16px 0 0 -2px;
-    padding: 1px;
+    color: #999;
+}
+
+.clear-button {
+    font-size: 12px;
+    color: #666;
+    background: none;
+    border: none;
+    cursor: pointer;
+    padding: 4px 8px;
+    border-radius: 4px;
+    transition: background 0.2s;
+}
+
+.clear-button:hover {
+    background: #f1f3f5;
+}
+
+.init-loader {
+    position: absolute;
+    inset: 0;
+    background: rgba(255, 255, 255, 0.98);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    z-index: 1000;
+    display: none;
+}
+
+.loader-content {
+    text-align: center;
+}
+
+.spinner {
+    width: 50px;
+    height: 50px;
+    border: 4px solid #f3f3f3;
+    border-top: 4px solid #667eea;
+    border-radius: 50%;
+    animation: spin 1s linear infinite;
+    margin: 0 auto 20px;
+}
+
+.loader-content p {
+    color: #333;
+    margin-bottom: 8px;
+}
+
+.loader-subtext {
+    font-size: 14px;
+    color: #666;
+}
+
+.notification {
+    position: fixed;
+    top: 20px;
+    right: 20px;
+    padding: 12px 20px;
+    border-radius: 8px;
+    background: white;
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+    transform: translateX(400px);
+    transition: transform 0.3s;
+    z-index: 2000;
+}
+
+.notification.show {
+    transform: translateX(0);
+}
+
+.notification.success {
+    border-left: 4px solid #4CAF50;
+}
+
+.notification.error {
+    border-left: 4px solid #f44336;
+}
+
+.notification.info {
+    border-left: 4px solid #2196F3;
+}
+
+@keyframes fadeIn {
+    from {
+        opacity: 0;
+        transform: translateY(10px);
+    }
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+@keyframes typing {
+    0%, 60%, 100% {
+        transform: translateY(0);
+    }
+    30% {
+        transform: translateY(-10px);
+    }
+}
+
+@keyframes spin {
+    0% { transform: rotate(0deg); }
+    100% { transform: rotate(360deg); }
+}
+
+@media (max-width: 768px) {
+    .container {
+        height: 100vh;
+        max-height: none;
+        border-radius: 0;
+    }
+    
+    body {
+        padding: 0;
+    }
+    
+    .message-content {
+        max-width: 85%;
+    }
+    
+    header h1 {
+        font-size: 20px;
+    }
+    
+    .model-badge {
+        display: none;
+    }
 }