:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.6;font-weight:400;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--primary-color: #667eea;--primary-hover: #5568d3;--success-color: #10b981;--danger-color: #ef4444;--warning-color: #f59e0b;--info-color: #3b82f6;--bg-color: #f8fafc;--card-bg: #ffffff;--border-color: #e5e7eb;--text-primary: #1f2937;--text-secondary: #6b7280;--shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px 0 rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}body{margin:0;padding:0;width:100vw;height:100vh;overflow:hidden;background-color:var(--bg-color);color:var(--text-primary)}#app{width:100%;height:100%;overflow:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.page-container{background:var(--card-bg);border-radius:12px;padding:0;box-shadow:var(--shadow);overflow:visible;height:100%;display:flex;flex-direction:column;min-height:0}.page-header{display:flex;justify-content:space-between;align-items:center;padding:24px 32px;border-bottom:1px solid var(--border-color);background:linear-gradient(135deg,#f8fafc,#fff)}.page-header h2{margin:0;font-size:24px;font-weight:700;color:var(--text-primary)}.add-btn{padding:12px 24px;background:linear-gradient(135deg,var(--primary-color) 0%,#764ba2 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16px;border:none;border-radius:6px;cursor:pointer;font-size:13px;font-weight:500;transition:all .2s}.edit-btn{background:var(--info-color);color:#fff}.edit-btn:hover{background:#2563eb;transform:translateY(-1px);box-shadow:var(--shadow)}.delete-btn{background:var(--danger-color);color:#fff}.delete-btn:hover{background:#dc2626;transform:translateY(-1px);box-shadow:var(--shadow)}.dialog-overlay{position:fixed;inset:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:2000;animation:fadeIn .2s}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.dialog{background:var(--card-bg);padding:0;border-radius:16px;width:90%;max-width:800px;max-height:90vh;overflow:hidden;box-shadow:var(--shadow-lg);animation:slideUp .3s;display:flex;flex-direction:column}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.dialog h3{margin:0;padding:24px 32px;font-size:20px;font-weight:700;color:var(--text-primary);border-bottom:1px solid var(--border-color);background:var(--bg-color)}.form-content{padding:32px;overflow-y:auto;flex:1}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group.full-width{grid-column:1 / -1}.form-group label{font-weight:600;font-size:14px;color:var(--text-primary)}.form-group input,.form-group select,.form-group textarea{padding:12px 16px;border:2px solid var(--border-color);border-radius:8px;font-size:14px;transition:all .2s;background:var(--card-bg);color:var(--text-primary);font-family:inherit}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #667eea1a}.form-group textarea{resize:vertical;min-height:100px}.form-actions{display:flex;justify-content:flex-end;gap:12px;padding:24px 32px;border-top:1px solid 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