:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #10b981;--primary-dark: #059669;--secondary: #3b82f6;--dark: #0f172a;--dark-light: #1e293b;--text: #f8fafc;--text-secondary: #cbd5e1;--error: #ef4444;--border: #334155}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:linear-gradient(135deg,var(--dark) 0%,#1a1f2e 100%);color:var(--text);min-height:100vh}.app{min-height:100vh;display:flex;flex-direction:column}.header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 2rem;background:#0f172acc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.logo{display:flex;align-items:center;gap:.75rem}.logo-icon{font-size:2rem}.logo h1{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}nav{display:flex;gap:2rem;align-items:center}nav a{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:color .2s}nav a:hover{color:var(--primary)}.btn-login{padding:.5rem 1.5rem;background:var(--primary);color:#fff;border-radius:.5rem;font-weight:600}.btn-login:hover{background:var(--primary-dark);color:#fff}.hero{flex:1;display:flex;align-items:center;justify-content:center;padding:3rem 2rem}.hero-content{max-width:800px;width:100%}.hero-title{font-size:3rem;font-weight:800;margin-bottom:1rem;background:linear-gradient(135deg,var(--text),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;line-height:1.2}.hero-subtitle{font-size:1.25rem;color:var(--text-secondary);margin-bottom:3rem;line-height:1.6}.upload-card{background:var(--dark-light);border:1px solid var(--border);border-radius:1rem;padding:2.5rem;margin-bottom:2rem}.upload-card h3{font-size:1.5rem;margin-bottom:1.5rem;color:var(--text)}.error-banner{background:#ef44441a;border:1px solid var(--error);color:var(--error);padding:1rem;border-radius:.5rem;margin-bottom:1.5rem}.upload-area{margin-bottom:1.5rem}.file-input{display:none}.file-label{display:block;padding:3rem;border:2px dashed var(--border);border-radius:.75rem;text-align:center;cursor:pointer;transition:all .3s;background:#10b9810d}.file-label:hover{border-color:var(--primary);background:#10b9811a}.file-placeholder{display:flex;flex-direction:column;gap:.75rem;align-items:center}.upload-icon{font-size:3rem}.file-hint{font-size:.875rem;color:var(--text-secondary)}.file-selected{display:flex;align-items:center;gap:1rem;justify-content:center}.file-icon{font-size:2rem}.file-name{font-weight:500;color:var(--primary)}.btn-upload{width:100%;padding:1rem;background:var(--primary);color:#fff;border:none;border-radius:.5rem;font-size:1.125rem;font-weight:600;cursor:pointer;transition:all .3s}.btn-upload:hover:not(:disabled){background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 20px #10b9814d}.btn-upload:disabled{opacity:.5;cursor:not-allowed}.results-card{background:var(--dark-light);border:1px solid var(--border);border-radius:1rem;padding:2.5rem;animation:fadeIn .5s}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.results-card h3{font-size:1.5rem;margin-bottom:1.5rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}.stat-card{background:#10b9811a;border:1px solid var(--primary);border-radius:.75rem;padding:1.5rem;display:flex;flex-direction:column;gap:.5rem}.stat-label{font-size:.875rem;color:var(--text-secondary)}.stat-value{font-size:2rem;font-weight:700;color:var(--primary)}.positions-timeline h4,.recommendations h4{font-size:1.125rem;margin-bottom:1rem;color:var(--text)}.timeline-item{display:grid;grid-template-columns:80px 1fr 80px;gap:1rem;padding:1rem;background:#ffffff0d;border-radius:.5rem;margin-bottom:.5rem;align-items:center}.timeline-time{color:var(--text-secondary);font-weight:500}.timeline-position{color:var(--text);font-weight:600;text-transform:capitalize}.timeline-confidence{color:var(--primary);font-weight:600;text-align:right}.recommendations{margin-top:2rem}.recommendations ul{list-style:none}.recommendations li{padding:1rem;background:#3b82f61a;border-left:3px solid var(--secondary);border-radius:.5rem;margin-bottom:.75rem;color:var(--text-secondary)}.footer{text-align:center;padding:2rem;color:var(--text-secondary);border-top:1px solid var(--border)}@media(max-width:768px){.hero-title{font-size:2rem}.hero-subtitle{font-size:1rem}.upload-card,.results-card{padding:1.5rem}nav{gap:1rem}}