:root{--bg-body: #f8f9fa;--bg-panel: #ffffff;--border-subtle: #e2e8f0;--primary: #3b82f6;--primary-hover: #2563eb;--primary-light: #eff6ff;--text-main: #1e293b;--text-muted: #64748b;--success: #10b981;--danger: #ef4444;--font-family: "Inter", system-ui, sans-serif;--font-heading: "Outfit", sans-serif;--radius: 12px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-body);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}.app-container{max-width:1000px;margin:0 auto;padding:2rem 1.5rem}.app-header{text-align:center;margin-bottom:2.5rem}.app-header h1{font-family:var(--font-heading);font-size:2.25rem;font-weight:700;letter-spacing:-.02em;color:var(--text-main);margin-bottom:.5rem}.subtitle{color:var(--text-muted);font-size:1.05rem}.main-content{display:flex;flex-direction:column;gap:24px}.panel{background:var(--bg-panel);border:1px solid var(--border-subtle);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:1.5rem}.panel-header h2{font-family:var(--font-heading);font-size:1.25rem;font-weight:600;margin-bottom:1.5rem;display:flex;align-items:center;gap:8px;color:var(--text-main)}label{display:block;font-size:.875rem;font-weight:500;color:var(--text-muted);margin-bottom:.5rem}input,select{width:100%;padding:.75rem 1rem;border:1px solid var(--border-subtle);border-radius:8px;font-size:1rem;font-family:var(--font-family);color:var(--text-main);background:#fff;transition:all .2s ease}input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.form-grid-3,.form-grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-bottom:1.5rem}.input-wrapper{display:flex;gap:.5rem}.currency-select-compact{width:auto;flex-shrink:0;background-color:var(--bg-body);font-weight:500}.bulk-payments-wrapper{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border-subtle)}.bulk-row-container{display:grid;grid-template-columns:1fr 1fr;gap:2rem}@media(max-width:650px){.bulk-row-container{grid-template-columns:1fr}}.module-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.module-header h3{font-size:.95rem;font-weight:600;color:var(--text-main)}.btn-text{background:none;border:none;color:var(--primary);font-weight:500;font-size:.85rem;cursor:pointer;display:flex;align-items:center;gap:4px;padding:4px 8px;border-radius:6px;transition:background .2s}.btn-text:hover{background:var(--primary-light)}.bulk-row{display:flex;gap:.5rem;margin-bottom:.5rem}.btn-icon{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:.5rem;font-size:1.1rem;transition:color .2s}.btn-icon:hover{color:var(--danger)}.calculate-btn{width:100%;margin-top:1.5rem;padding:1rem;background-color:var(--primary);color:#fff;border:none;border-radius:var(--radius);font-size:1rem;font-weight:600;cursor:pointer;transition:transform .1s,background-color .2s;box-shadow:0 4px 6px -1px #3b82f64d}.calculate-btn:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.calculate-btn:active{transform:translateY(1px)}.summary-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}@media(max-width:900px){.summary-cards{grid-template-columns:1fr 1fr}}@media(max-width:480px){.summary-cards{grid-template-columns:1fr}}.summary-card{background:var(--bg-panel);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;justify-content:center}.primary-card{border-left:4px solid var(--primary);background:#fdfdfd}.summary-card .label{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);font-weight:600;margin-bottom:.5rem}.summary-card .value{font-family:var(--font-heading);color:var(--text-main);font-size:1.5rem;font-weight:700}.primary-card .value{font-size:1.8rem;color:var(--primary)}.sub-label{font-size:.75rem;color:var(--text-muted);margin-top:4px}.chart-panel{margin-top:0}.chart-wrapper{position:relative;height:350px;width:100%}.table-panel{margin-top:24px}.table-header-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.table-header-row h3{font-family:var(--font-heading);font-size:1.1rem;font-weight:600}.table-responsive{overflow-x:auto;border:1px solid var(--border-subtle);border-radius:8px}table{width:100%;border-collapse:collapse;font-size:.9rem;background:#fff}th{text-align:left;padding:1rem;background-color:#f1f5f9;color:var(--text-main);font-weight:600;border-bottom:1px solid var(--border-subtle);white-space:nowrap}td{padding:1rem;border-bottom:1px solid var(--border-subtle);color:var(--text-main)}tr:last-child td{border-bottom:none}tr:hover td{background-color:#f8fafc}.text-right{text-align:right}.export-actions{display:flex;gap:.75rem}.btn-secondary{background:#fff;border:1px solid var(--border-subtle);color:var(--text-main);padding:.5rem 1rem;border-radius:8px;cursor:pointer;font-size:.85rem;font-weight:500;display:flex;align-items:center;gap:.5rem;transition:all .2s}.btn-secondary:hover{background:#f8fafc;border-color:#cbd5e1}.btn-secondary i{font-size:1.1rem;color:var(--text-muted)}