:root{--primary-color: #4f46e5;--primary-hover: #4338ca;--primary-light: #e0e7ff;--secondary-color: #0f172a;--secondary-light: #f1f5f9;--accent-color: #10b981;--danger-color: #ef4444;--warning-color: #f59e0b;--text-primary: #1e293b;--text-secondary: #64748b;--text-tertiary: #94a3b8;--bg-body: #f8fafc;--bg-surface: #ffffff;--bg-glass: rgba(255, 255, 255, .7);--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--border-color: #e2e8f0;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-body);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{font-family:inherit;cursor:pointer}.container{max-width:1280px;margin:0 auto;padding:0 1.5rem}.grid{display:grid;gap:1.5rem}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-4{gap:1rem}.card{background:var(--bg-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);padding:1.5rem;transition:transform .2s ease,box-shadow .2s ease}.card:hover{box-shadow:var(--shadow-md)}.card-header{margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.card-title{font-size:1.25rem;font-weight:600;color:var(--text-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.625rem 1.25rem;border-radius:var(--radius-md);font-weight:500;font-size:.95rem;transition:all .2s ease;border:1px solid transparent;gap:.5rem;white-space:nowrap}.btn-primary{background-color:var(--primary-color);color:#fff;box-shadow:0 1px 2px #4f46e54d}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover);transform:translateY(-1px);box-shadow:0 4px 6px -1px #4f46e566}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-primary:disabled{background-color:var(--text-tertiary);cursor:not-allowed;opacity:.7}.btn-outline{background-color:transparent;border-color:var(--border-color);color:var(--text-primary)}.btn-outline:hover:not(:disabled){background-color:var(--secondary-light);border-color:var(--text-tertiary)}.btn-ghost{background-color:transparent;color:var(--text-secondary)}.btn-ghost:hover{background-color:var(--secondary-light);color:var(--text-primary)}.input-field{width:100%;padding:.75rem 1rem;border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:.95rem;color:var(--text-primary);background-color:var(--bg-surface);transition:all .2s ease}.input-field:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px var(--primary-light)}.label{display:block;font-size:.9rem;font-weight:500;color:var(--text-secondary);margin-bottom:.5rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1;box-shadow:0 0 #dc2626b3}50%{opacity:.9;box-shadow:0 0 0 8px #dc262600}}.animate-fade-in{animation:fadeIn .4s cubic-bezier(.4,0,.2,1) forwards}.spinner{width:1.25rem;height:1.25rem;border:2px solid var(--primary-light);border-top-color:var(--primary-color);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.chat-container{display:flex;height:calc(100vh - 6rem);gap:1.5rem;position:relative;overflow:hidden}.chat-sidebar{width:300px;display:flex;flex-direction:column;padding:1.25rem;position:relative;border-right:1px solid var(--border-color);border-radius:var(--radius-lg);background:var(--bg-surface);height:100%;transition:width .3s ease}.chat-sidebar.collapsed{width:0;padding:0;border:none;overflow:hidden}.chat-main{flex:1;display:flex;flex-direction:column;background:var(--bg-surface);border-radius:var(--radius-lg);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);overflow:hidden}.chat-messages{flex:1;overflow-y:auto;padding:1.5rem;display:flex;flex-direction:column;gap:1.5rem}.chat-message{max-width:80%;padding:1rem 1.25rem;border-radius:1rem;font-size:.95rem;line-height:1.6;position:relative}.chat-message.user{align-self:flex-end;background:var(--primary-color);color:#fff;border-bottom-right-radius:.25rem}.chat-message.assistant{align-self:flex-start;background:var(--secondary-light);color:var(--text-primary);border-bottom-left-radius:.25rem}.chat-input-area{padding:1.25rem;border-top:1px solid var(--border-color);background:var(--bg-surface);display:flex;gap:.75rem;align-items:flex-end}.session-item{display:flex;align-items:center;gap:.5rem;padding:.75rem;border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease;border:1px solid transparent}.session-item:hover{background:var(--secondary-light)}.session-item.active{background:var(--primary-light);color:var(--primary-color);border-color:var(--primary-color)}.chart-wrapper{height:350px;width:100%;margin-bottom:1rem}.insight-box{padding:1.5rem;background:linear-gradient(to right,#f8fafc,#fff);border-radius:var(--radius-lg);border:1px solid var(--primary-light);border-left:4px solid var(--primary-color);box-shadow:var(--shadow-sm);color:var(--text-primary);font-size:.95rem;line-height:1.6;margin-top:1.5rem}.insight-box.compact{margin-top:1rem;padding:1rem 1.25rem;font-size:.9rem}.trend-legend{display:flex;gap:1.5rem;flex-wrap:wrap;justify-content:center;margin-top:1rem;font-size:.875rem;color:var(--text-secondary)}.legend-item{display:flex;align-items:center;gap:.5rem}.tooltip-custom{background:var(--bg-surface);padding:.5rem .75rem;border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.dot-animate{animation:blink 1.4s infinite both}@keyframes blink{0%{opacity:.2;transform:scale(.8)}20%{opacity:1;transform:scale(1)}to{opacity:.2;transform:scale(.8)}}.markdown-content p{margin-bottom:.5rem}.markdown-content p:last-child{margin-bottom:0}.chat-header{padding:1rem 1.5rem;border-bottom:1px solid var(--border-color);display:flex;align-items:center;gap:.75rem;background:var(--bg-surface)}.chat-header-avatar{width:36px;height:36px;border-radius:50%;background:var(--primary-light);display:flex;align-items:center;justify-content:center;color:var(--primary-color);font-size:1.2rem}.chat-header-status{display:flex;align-items:center;gap:.4rem;font-size:.8rem;color:var(--text-secondary)}.pending-score-card{margin:1rem auto;max-width:90%;background:#fffbeb;border:1px solid #fcd34d;border-radius:var(--radius-md);padding:1rem 1.5rem;box-shadow:var(--shadow-md)}.pending-score-title{color:#92400e;margin-bottom:.75rem;display:flex;align-items:center;gap:.5rem;font-size:1rem;font-weight:600}.pending-score-text{margin-bottom:1rem;color:#78350f;font-size:.95rem}.page-loader{display:flex;justify-content:center;align-items:center;height:100vh;font-size:1.2rem;color:var(--text-secondary);background:var(--bg-body)}.custom-placeholder-yellow::placeholder{color:#f59e0b;opacity:1;font-weight:500}.custom-placeholder-gray::placeholder{color:#94a3b8;opacity:1;font-weight:400}