:root{--primary: #6366f1;--primary-hover: #4f46e5;--bg: #0f172a;--bg-secondary: #1e293b;--bg-card: #334155;--text: #f1f5f9;--text-secondary: #94a3b8;--success: #22c55e;--warning: #f59e0b;--error: #ef4444;--border: #475569}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;font-family:inherit}input,select{font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:2rem}.card{background:var(--bg-card);border-radius:.75rem;padding:1.5rem;border:1px solid var(--border)}.card-title{font-size:1rem;font-weight:600;color:var(--text-secondary);margin-bottom:.5rem}.card-value{font-size:2rem;font-weight:700}.card-change{font-size:.875rem;margin-top:.25rem}.card-change.positive{color:var(--success)}.card-change.negative{color:var(--error)}.btn{padding:.75rem 1.5rem;border-radius:.5rem;font-weight:500;border:none;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--bg-secondary);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-card)}.input{width:100%;padding:.75rem 1rem;background:var(--bg-secondary);border:1px solid var(--border);border-radius:.5rem;color:var(--text);font-size:1rem}.input:focus{outline:none;border-color:var(--primary)}.grid{display:grid;gap:1.5rem}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}@media (max-width: 1024px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}.container{padding:1rem}}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--border)}.table th{color:var(--text-secondary);font-weight:500;font-size:.875rem}.table tr:hover{background:var(--bg-secondary)}.badge{display:inline-block;padding:.25rem .5rem;border-radius:9999px;font-size:.75rem;font-weight:500}.badge-success{background:#22c55e33;color:var(--success)}.badge-error{background:#ef444433;color:var(--error)}.badge-warning{background:#f59e0b33;color:var(--warning)}.nav{background:var(--bg-secondary);border-bottom:1px solid var(--border);padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between}.nav-brand{font-size:1.25rem;font-weight:700;color:var(--text)}.nav-links{display:flex;gap:2rem}.nav-link{color:var(--text-secondary);font-weight:500;transition:color .2s}.nav-link:hover,.nav-link.active{color:var(--text);text-decoration:none}.section-title{font-size:1.25rem;font-weight:600;margin-bottom:1rem}.chart-container{height:300px;position:relative}.tags{display:flex;flex-wrap:wrap;gap:.5rem}.tag{background:var(--bg-secondary);padding:.25rem .5rem;border-radius:.25rem;font-size:.75rem;color:var(--text-secondary)}.progress-bar{height:.5rem;background:var(--bg-secondary);border-radius:9999px;overflow:hidden}.progress-bar-fill{height:100%;background:var(--primary);border-radius:9999px;transition:width .3s}.form-group{margin-bottom:1.5rem}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:.5rem}.form-help{font-size:.75rem;color:var(--text-secondary);margin-top:.25rem}.alert{padding:1rem;border-radius:.5rem;margin-bottom:1rem}.alert-success{background:#22c55e1a;border:1px solid var(--success);color:var(--success)}.alert-error{background:#ef44441a;border:1px solid var(--error);color:var(--error)}.loading{display:flex;align-items:center;justify-content:center;padding:2rem}.spinner{width:2rem;height:2rem;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}