*{box-sizing:border-box;margin:0;padding:0}:root{--primary-color:#2563eb;--secondary-color:#10b981;--danger-color:#ef4444;--warning-color:#f59e0b;--bg-color:#f8fafc;--card-bg:#fff;--text-primary:#1e293b;--text-secondary:#64748b;--border-color:#e2e8f0;--shadow:0 1px 3px 0 #0000001a,0 1px 2px 0 #0000000f;--shadow-lg:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d}body{background-color:var(--bg-color);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6}.app-shell{grid-template-columns:280px 1fr;min-height:100vh;display:grid}.sidebar{color:#e2e8f0;background:#0f172a;border-right:1px solid #e2e8f01f;height:100vh;padding:18px 14px;position:sticky;top:0;overflow-y:auto}.sidebar-header{border-bottom:1px solid #e2e8f01f;justify-content:space-between;align-items:center;margin-bottom:12px;padding:10px 10px 14px;display:flex}.sidebar-close{color:#e2e8f0e6;cursor:pointer;background:0 0;border:1px solid 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h1{color:var(--primary-color);margin-bottom:10px;font-size:2.5rem}.subtitle{color:var(--text-secondary);font-size:1.1rem}.summary-cards{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:30px;display:grid}.card{background:var(--card-bg);box-shadow:var(--shadow);border-radius:12px;align-items:center;gap:20px;padding:24px;transition:transform .2s,box-shadow .2s;display:flex}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.card-icon{font-size:3rem;line-height:1}.card-content h3{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px;font-size:.875rem}.card-value{color:var(--text-primary);font-size:2rem;font-weight:700}.card:first-child .card-value{color:var(--secondary-color)}.card:nth-child(2) .card-value{color:var(--danger-color)}.card:nth-child(3) .card-value{color:var(--primary-color)}.section-cards{margin-bottom:30px}.section-cards h2{color:var(--text-primary);margin-bottom:20px;font-size:1.5rem}.section-cards-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;display:grid}.section-card{background:var(--card-bg);box-shadow:var(--shadow);border-radius:12px;padding:20px;transition:transform .2s,box-shadow .2s}.section-card.clickable{cursor:pointer}.section-card.clickable:focus{box-shadow:0 0 0 3px #2563eb33,var(--shadow);outline:none}.section-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.section-card-header{border-bottom:2px solid var(--border-color);margin-bottom:15px;padding-bottom:12px}.section-card-header 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#2563eb1a}.btn-reset{background:var(--text-secondary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:10px 20px;font-size:.95rem;font-weight:500;transition:background .2s}.btn-reset:hover{background:var(--text-primary)}.charts{grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:20px;margin-bottom:30px;display:grid}.chart-container{background:var(--card-bg);box-shadow:var(--shadow);border-radius:12px;padding:24px}.chart-container h3{color:var(--text-primary);margin-bottom:20px;font-size:1.25rem}.chart-container canvas{max-height:300px}.chart-container.full-width canvas{max-height:400px}.transactions{background:var(--card-bg);box-shadow:var(--shadow);border-radius:12px;margin-bottom:30px;padding:24px}.transactions h2{color:var(--text-primary);margin-bottom:20px;font-size:1.5rem}.table-container{overflow-x:auto}table{border-collapse:collapse;width:100%}thead{background:var(--bg-color)}th{text-align:left;color:var(--text-primary);border-bottom:2px solid 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