:root{--bg-color: #0f172a;--surface-color: #1e293b;--surface-hover: #334155;--primary-color: #3b82f6;--primary-hover: #2563eb;--secondary-color: #10b981;--text-primary: #f8fafc;--text-secondary: #94a3b8;--border-color: #334155;--danger-color: #ef4444;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;min-height:100vh}.card{background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:12px;padding:1.5rem;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.layout-header{background-color:var(--surface-color);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:10;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.layout-header h1{font-size:1.25rem;font-weight:700;color:var(--primary-color);margin:0}.nav-links{display:flex;gap:1.5rem;align-items:center}.nav-link{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:color .2s ease;display:flex;align-items:center;gap:.5rem}.nav-link:hover,.nav-link.active{color:var(--text-primary)}.container{max-width:1000px;margin:0 auto;padding:2rem 1rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;border-radius:8px;border:none;cursor:pointer;transition:all .2s ease}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-secondary{background-color:var(--surface-hover);color:var(--text-primary)}.btn-secondary:hover{background-color:var(--border-color)}.btn-danger{background-color:transparent;color:var(--danger-color);border:1px solid var(--danger-color)}.btn-danger:hover{background-color:#ef44441a}.input-group{margin-bottom:1rem}.input-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem;color:var(--text-secondary)}.input-field{width:100%;padding:.75rem 1rem;background-color:var(--bg-color);border:1px solid var(--border-color);color:var(--text-primary);border-radius:8px;font-size:1rem;transition:border-color .2s}.input-field:focus{outline:none;border-color:var(--primary-color)}.flex{display:flex}.justify-between{justify-content:space-between}.items-center{align-items:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.mb-8{margin-bottom:2rem}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.stat-card{text-align:center;padding:1.5rem}.stat-value{font-size:2.5rem;font-weight:800;color:var(--primary-color);margin-bottom:.5rem}.stat-label{font-size:.875rem;text-transform:uppercase;color:var(--text-secondary);letter-spacing:.05em}.list-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;border-bottom:1px solid var(--border-color)}.list-item:last-child{border-bottom:none}.badge{padding:.25rem .5rem;border-radius:9999px;font-size:.75rem;font-weight:600;background-color:var(--surface-hover);color:var(--text-secondary)}.badge-win{background-color:#10b98133;color:var(--secondary-color)}.badge-loss{background-color:#ef444433;color:var(--danger-color)}.badge-draw{background-color:#f59e0b33;color:#f59e0b}.page-title{font-size:2rem;font-weight:700;margin-bottom:1.5rem}.empty-state{text-align:center;padding:3rem;color:var(--text-secondary)}.auth-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:1rem}@media(max-width:768px){.layout-header{flex-direction:column;gap:1rem;padding:1rem}.nav-links{gap:1rem;flex-wrap:wrap;justify-content:center}.grid-2{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr 1fr}}@media(max-width:480px){.grid-3{grid-template-columns:1fr}.page-title{font-size:1.5rem}.stat-value{font-size:2rem}}