:root{--color-primary: hsl(150, 64%, 10%);--color-primary-dark: #0c4725;--color-primary-light: #fff3e8;--color-secondary: #e0f2fe;--color-success: #059669;--color-warning: #d97706;--color-danger: #dc2626;--color-bg: #f0f7ff;--color-surface: #ffffff;--color-text: #0f172a;--color-text-muted: #64748b;--color-border: #cbd5e1;--radius: 12px;--shadow: 0 4px 6px -1px rgba(37, 99, 235, .06), 0 2px 4px -2px rgba(37, 99, 235, .06);--shadow-lg: 0 10px 15px -3px rgba(37, 99, 235, .1), 0 4px 6px -4px rgba(37, 99, 235, .1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}.container{width:100%;max-width:1200px;margin:auto;padding:0 1.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.25rem;border:none;border-radius:8px;font:inherit;font-size:.9375rem;font-weight:500;cursor:pointer;transition:.2s ease}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark)}.btn-secondary{background:var(--color-secondary);color:var(--color-primary);border:1px solid rgba(37,99,235,.15)}.btn-secondary:hover:not(:disabled){background:var(--color-primary-light);border-color:var(--color-primary)}.btn-success{background:var(--color-success);color:#fff}.btn-success:hover:not(:disabled){background:#047857}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:#b91c1c}.btn-sm{padding:.375rem .75rem;font-size:.875rem}.card{background:var(--color-surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.5rem}.form-group{margin-bottom:1.25rem}.form-group label{display:block;margin-bottom:.375rem;font-size:.875rem;font-weight:500}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.625rem .875rem;border:1px solid var(--color-border);border-radius:8px;font:inherit;font-size:.9375rem;transition:.2s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}@media(max-width:640px){.form-row{grid-template-columns:1fr}}.badge{display:inline-block;padding:.25rem .625rem;border-radius:9999px;font-size:.75rem;font-weight:600}.badge-paid{background:#d1fae5;color:#065f46}.badge-unpaid{background:#fef3c7;color:#92400e}.alert{padding:.875rem 1rem;border-radius:8px;margin-bottom:1rem;font-size:.9375rem}.alert-success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.page{flex:1;padding:2rem 0}.page-title{font-size:1.75rem;font-weight:700;margin-bottom:.5rem}.page-subtitle{color:var(--color-text-muted);margin-bottom:2rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}.stat-card{background:var(--color-surface);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow)}.stat-value{font-size:2rem;font-weight:700;color:var(--color-primary)}.stat-label{margin-top:.25rem;font-size:.875rem;color:var(--color-text-muted)}.table-wrapper{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow)}table{width:100%;border-collapse:collapse;background:var(--color-surface)}th,td{padding:.875rem 1rem;text-align:left;border-bottom:1px solid var(--color-border)}th{background:var(--color-bg);font-size:.8125rem;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted)}tbody tr:hover td{background:#f8fafc}tbody tr:last-child td{border-bottom:none}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;justify-content:center;align-items:center;padding:1rem;z-index:1000}.modal{width:100%;max-width:500px;max-height:90vh;overflow-y:auto;background:var(--color-surface);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow-lg)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem}.modal-header h2{font-size:1.25rem}.modal-close{background:transparent;border:none;cursor:pointer;font-size:1.5rem;color:var(--color-text-muted)}.loading,.empty-state{padding:3rem;text-align:center;color:var(--color-text-muted)}@media print{.no-print{display:none!important}}@tailwind base;@tailwind components;@tailwind utilities;