@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-dark:#0a0a0f;--bg-card:#19192399;--primary-accent:#6366f1;--primary-glow:#6366f166;--secondary-accent:#a855f7;--text-main:#f8fafc;--text-muted:#94a3b8;--border-color:#ffffff1a}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);background-image:radial-gradient(circle at 15%,#6366f126,#0000 25%),radial-gradient(circle at 85% 30%,#a855f726,#0000 25%);background-attachment:fixed;flex-direction:column;min-height:100vh;font-family:Inter,sans-serif;display:flex}.glass-panel{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:16px;box-shadow:0 4px 30px #0000001a}.app-container{flex:1;grid-template-columns:1fr;gap:2rem;width:100%;max-width:1000px;margin:0 auto;padding:2rem;display:grid}@media (width>=768px){.app-container{grid-template-columns:350px 1fr}}.sidebar{flex-direction:column;gap:1.5rem;display:flex}.main-content{flex-direction:column;height:80vh;display:flex}.upload-area{text-align:center;cursor:pointer;border:2px dashed #fff3;border-radius:12px;flex-direction:column;align-items:center;gap:1rem;padding:2rem;transition:all .3s;display:flex}.upload-area:hover,.upload-area.drag-active{border-color:var(--primary-accent);box-shadow:0 0 20px var(--primary-glow);background:#6366f11a}.upload-icon{color:var(--primary-accent);width:48px;height:48px;margin-bottom:.5rem}.progress-container{padding:1.5rem}.progress-header{align-items:center;gap:.5rem;margin-bottom:1rem;font-weight:600;display:flex}.progress-text{color:var(--text-muted);font-size:.875rem;animation:2s infinite pulse}.chat-interface{flex-direction:column;height:100%;display:flex;overflow:hidden}.chat-header{border-bottom:1px solid var(--border-color);align-items:center;gap:.5rem;padding:1.25rem;font-weight:600;display:flex}.chat-messages{flex-direction:column;flex:1;gap:1rem;padding:1.5rem;display:flex;overflow-y:auto}.message{border-radius:12px;max-width:80%;padding:1rem;line-height:1.5;animation:.3s ease-out slideUp}.message.user{background:linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.message.ai{border:1px solid var(--border-color);background:#ffffff0d;border-bottom-left-radius:4px;align-self:flex-start}.chat-input-area{border-top:1px solid var(--border-color);gap:.75rem;padding:1.25rem;display:flex}.chat-input{border:1px solid var(--border-color);color:#fff;background:#0003;border-radius:8px;outline:none;flex:1;padding:.75rem 1rem;font-family:inherit;transition:border-color .2s}.chat-input:focus{border-color:var(--primary-accent)}.send-button{background:var(--primary-accent);color:#fff;cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;padding:0 1.25rem;transition:all .2s;display:flex}.send-button:hover:not(:disabled){background:var(--secondary-accent);box-shadow:0 0 15px var(--primary-glow)}.send-button:disabled{opacity:.5;cursor:not-allowed}@keyframes pulse{0%{opacity:.6}50%{opacity:1}to{opacity:.6}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#ffffff4d}