:root{--bg-primary: #0D1117;--bg-secondary: #161B22;--bg-tertiary: #21262D;--bg-card: #1C2128;--border-color: #30363D;--text-primary: #E6EDF3;--text-secondary: #8B949E;--text-muted: #6E7681;--gold: #F0C75E;--gold-light: #F7DC6F;--gold-dark: #D4A843;--danger: #F85149;--success: #3FB950;--info: #58A6FF;--radius: 12px;--radius-sm: 8px;--shadow: 0 2px 8px rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6}#app{min-height:100vh}a{color:var(--gold);text-decoration:none}a:hover{color:var(--gold-light)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#0d1117}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,var(--gold-light),var(--gold));transform:translateY(-1px);box-shadow:0 4px 12px #f0c75e4d}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background:var(--border-color)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){opacity:.9}.btn-sm{padding:6px 12px;font-size:12px}.form-group{margin-bottom:20px}.form-label{display:block;margin-bottom:6px;font-size:14px;font-weight:500;color:var(--text-secondary)}.form-input,.form-select,.form-textarea{width:100%;padding:10px 14px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;transition:border-color .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--gold)}.form-textarea{resize:vertical;min-height:80px}.form-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:20px}.container{max-width:1200px;margin:0 auto;padding:20px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}.page-title{font-size:24px;font-weight:700;background:linear-gradient(135deg,var(--gold),var(--gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.toast{position:fixed;top:20px;left:50%;transform:translate(-50%);padding:12px 24px;border-radius:var(--radius-sm);font-size:14px;z-index:9999;animation:toastIn .3s ease}.toast-success{background:var(--success);color:#fff}.toast-error{background:var(--danger);color:#fff}.toast-info{background:var(--info);color:#fff}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(-10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.loading-spinner{display:inline-block;width:20px;height:20px;border:2px solid var(--border-color);border-top-color:var(--gold);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state-icon{font-size:48px;margin-bottom:16px}.empty-state-text{font-size:16px;margin-bottom:20px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius);padding:24px;max-width:400px;width:90%}.modal-title{font-size:18px;font-weight:600;margin-bottom:12px}.modal-body{color:var(--text-secondary);margin-bottom:20px}.modal-actions{display:flex;gap:12px;justify-content:flex-end}@media (max-width: 768px){.container{padding:12px}.page-title{font-size:20px}}