:root{--color-primary: #1e40af;--color-primary-hover: #1d4ed8;--color-primary-light: #dbeafe;--color-surface: #ffffff;--color-background: #f1f5f9;--color-border: #e2e8f0;--color-text: #0f172a;--color-text-muted: #64748b;--color-success: #16a34a;--color-warning: #d97706;--color-danger: #dc2626;--sidebar-width: 260px;--header-height: 64px;--radius: 8px;--shadow: 0 1px 3px rgb(15 23 42 / 8%);--font-sans: "Segoe UI", system-ui, -apple-system, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{min-height:100vh}body{font-family:var(--font-sans);font-size:15px;line-height:1.5;color:var(--color-text);background:var(--color-background);-webkit-font-smoothing:antialiased}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button{cursor:pointer}.page-title{font-size:1.5rem;font-weight:600;margin-bottom:.25rem}.page-subtitle{color:var(--color-text-muted);margin-bottom:1.5rem}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1rem;border:1px solid transparent;border-radius:var(--radius);font-weight:500;transition:background .15s,border-color .15s,color .15s}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover)}.btn-secondary{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn-secondary:hover{background:var(--color-background)}.form-group{display:flex;flex-direction:column;gap:.375rem;margin-bottom:1rem}.form-group label{font-size:.875rem;font-weight:500}.form-group input,.form-group select,.form-group textarea{padding:.625rem .75rem;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:2px solid var(--color-primary-light);border-color:var(--color-primary)}.table-wrapper{overflow-x:auto}.data-table{width:100%;border-collapse:collapse;font-size:.875rem}.data-table th,.data-table td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--color-border)}.data-table th{font-weight:600;color:var(--color-text-muted);background:var(--color-background)}.data-table tbody tr:hover{background:#f8fafc}.badge{display:inline-block;padding:.125rem .5rem;border-radius:999px;font-size:.75rem;font-weight:500}.badge-success{background:#dcfce7;color:var(--color-success)}.badge-warning{background:#fef3c7;color:var(--color-warning)}.badge-danger{background:#fee2e2;color:var(--color-danger)}.badge-neutral{background:#f1f5f9;color:var(--color-text-muted)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:1.5rem}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:1.25rem}.stat-card__label{font-size:.875rem;color:var(--color-text-muted);margin-bottom:.25rem}.stat-card__value{font-size:1.75rem;font-weight:600}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap}.page-header__actions{display:flex;gap:.5rem}.empty-state{text-align:center;padding:3rem 1rem;color:var(--color-text-muted)}