:root{--color-primary: #6366f1;--color-primary-dark: #4f46e5;--color-primary-light: #818cf8;--color-secondary: #8b5cf6;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-info: #3b82f6;--color-gray-50: #f9fafb;--color-gray-100: #f3f4f6;--color-gray-200: #e5e7eb;--color-gray-300: #d1d5db;--color-gray-400: #9ca3af;--color-gray-500: #6b7280;--color-gray-600: #4b5563;--color-gray-700: #374151;--color-gray-800: #1f2937;--color-gray-900: #111827;--bg-primary: #ffffff;--bg-secondary: #f9fafb;--bg-tertiary: #f3f4f6;--bg-dark: #111827;--text-primary: #111827;--text-secondary: #6b7280;--text-tertiary: #9ca3af;--text-inverse: #ffffff;--border-color: #e5e7eb;--border-radius: 12px;--border-radius-sm: 8px;--border-radius-lg: 16px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--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);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", sans-serif;--font-mono: "Fira Code", "Consolas", monospace;--transition: all .2s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);background:linear-gradient(135deg,#667eea,#764ba2);background-attachment:fixed;min-height:100vh;color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-gray-400);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-gray-500)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:.75rem 1.5rem;font-size:.875rem;font-weight:500;border:none;border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition);text-decoration:none}.btn-primary{background:var(--color-primary);color:var(--text-inverse);box-shadow:var(--shadow)}.btn-primary:hover{background:var(--color-primary-dark);box-shadow:var(--shadow-md);transform:translateY(-1px)}.btn-accent{background:linear-gradient(135deg,var(--color-secondary) 0%,#a855f7 100%);color:var(--text-inverse);box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.15)}.btn-accent:hover:not(:disabled){background:linear-gradient(135deg,#7c3aed 0%,var(--color-secondary) 100%);box-shadow:var(--shadow-md);transform:translateY(-1px)}.btn-secondary{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-secondary);border-color:var(--color-gray-300)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-secondary);color:var(--text-primary)}.btn-danger{background:var(--color-error);color:var(--text-inverse)}.btn-danger:hover{background:#dc2626}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.card{background:var(--bg-primary);border-radius:var(--border-radius);box-shadow:var(--shadow-lg);padding:var(--spacing-xl);transition:var(--transition)}.card:hover{box-shadow:var(--shadow-xl)}.card-interactive{cursor:pointer}.card-interactive:hover{transform:translateY(-2px)}.input{width:100%;padding:.75rem 1rem;font-size:.875rem;border:1px solid var(--border-color);border-radius:var(--border-radius-sm);background:var(--bg-primary);color:var(--text-primary);transition:var(--transition)}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #6366f11a}.input::placeholder{color:var(--text-tertiary)}.label{display:block;font-size:.875rem;font-weight:500;color:var(--text-primary);margin-bottom:var(--spacing-sm)}.label-required:after{content:" *";color:var(--color-error)}.badge{display:inline-flex;align-items:center;padding:.25rem .75rem;font-size:.75rem;font-weight:500;border-radius:9999px;background:var(--bg-secondary);color:var(--text-secondary)}.badge-primary{background:#6366f11a;color:var(--color-primary)}.badge-success{background:#10b9811a;color:var(--color-success)}.badge-warning{background:#f59e0b1a;color:var(--color-warning)}.badge-error{background:#ef44441a;color:var(--color-error)}@keyframes spin{to{transform:rotate(360deg)}}.spinner{display:inline-block;width:1rem;height:1rem;border:2px solid var(--color-gray-300);border-top-color:var(--color-primary);border-radius:50%;animation:spin .6s linear infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.gradient-text{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.research-markdown h1,.research-markdown h2{font-size:1.0625rem;font-weight:700;color:var(--text-primary);margin:1.5rem 0 .625rem;padding-bottom:.375rem;border-bottom:2px solid var(--color-primary)}.research-markdown h3{font-size:.9375rem;font-weight:700;color:var(--color-primary);margin:1.25rem 0 .5rem}.research-markdown h4{font-size:.9rem;font-weight:700;color:var(--text-primary);margin:1rem 0 .375rem}.research-markdown h5,.research-markdown h6{font-size:.875rem;font-weight:600;color:var(--text-secondary);margin:.875rem 0 .25rem}.research-markdown h1:first-child,.research-markdown h2:first-child,.research-markdown h3:first-child{margin-top:0}.research-markdown p{margin:.5rem 0;color:var(--text-primary)}.research-markdown ul,.research-markdown ol{padding-left:1.5rem;margin:.5rem 0}.research-markdown li{margin-bottom:.25rem;color:var(--text-primary)}.research-markdown strong{font-weight:700;color:var(--text-primary)}.research-markdown em{color:var(--text-secondary)}.research-markdown blockquote{margin:.5rem 0 1rem;padding:.5rem .875rem;border-left:3px solid var(--border-color);background:var(--bg-secondary);border-radius:0 var(--border-radius-sm) var(--border-radius-sm) 0;color:var(--text-secondary);font-size:.8125rem;font-style:italic}.research-markdown code{font-family:var(--font-mono);font-size:.8125rem;background:var(--bg-tertiary);padding:.125rem .375rem;border-radius:4px;color:var(--color-primary)}.research-markdown hr{border:none;border-top:1px solid var(--border-color);margin:1.25rem 0}.research-markdown table{width:100%;border-collapse:collapse;font-size:.875rem;margin:.75rem 0}.research-markdown th{background:var(--bg-tertiary);font-weight:700;text-align:left;padding:.5rem .75rem;border:1px solid var(--border-color);color:var(--text-primary)}.research-markdown td{padding:.5rem .75rem;border:1px solid var(--border-color);color:var(--text-primary);vertical-align:top}