:root{--accent: #0f766e;--accent-hover: #115e59;--accent-on-dark: #14b8a6;--text: #0f172a;--muted: #64748b;--bg: #f4f6f8;--sidebar-bg: #1f2937;--sidebar-text: #d1d5db;--sidebar-active: var(--accent-on-dark);--card-bg: #ffffff;--border: #e5e7eb;--green: #16a34a;--red: #dc2626;--amber: #d97706;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.app-layout{display:flex;min-height:100vh}.sidebar{width:230px;background:var(--sidebar-bg);color:var(--sidebar-text);padding:20px 0;flex-shrink:0}.sidebar h1{font-size:18px;color:var(--accent-on-dark);padding:0 20px 20px;margin:0;border-bottom:1px solid #374151}.sidebar nav{display:flex;flex-direction:column;margin-top:10px}.sidebar nav a{padding:12px 20px;font-size:14px;color:var(--sidebar-text);border-left:3px solid transparent}.sidebar nav a:hover{background:#111827;color:#fff}.sidebar nav a.active{background:#111827;color:#fff;border-left-color:var(--sidebar-active)}.main-content{flex:1;padding:28px 32px;max-width:1200px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.page-header h2{margin:0;font-size:22px}.cards-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:16px 18px}.card .label{color:var(--muted);font-size:13px;margin-bottom:6px}.card .value{font-size:24px;font-weight:700}.card.income .value{color:var(--green)}.card.expense .value{color:var(--red)}.card.net .value{color:var(--accent)}.panel{background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:18px 20px;margin-bottom:24px}.panel h3{margin-top:0;font-size:16px}table{width:100%;border-collapse:collapse;font-size:14px}table th,table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}table th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase}tr.row-red td{color:var(--red)}tr.row-green td{color:var(--green)}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600}.badge.occupied{background:#dbeafe;color:#1d4ed8}.badge.vacant{background:#fee2e2;color:#b91c1c}.badge.active{background:#dcfce7;color:#15803d}.badge.ended,.badge.terminated{background:#f3f4f6;color:#6b7280}.btn{display:inline-block;background:var(--accent);color:#fff;border:none;border-radius:6px;padding:8px 16px;font-size:14px;cursor:pointer}.btn:hover{background:var(--accent-hover)}.btn.secondary{background:#6b7280}.btn.danger{background:var(--red)}.btn.small{padding:4px 10px;font-size:12px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.form-grid.full{grid-template-columns:1fr}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}.field label{font-size:13px;color:var(--muted)}.field input,.field select,.field textarea{padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px}.field .hint{font-size:12px;margin-top:2px}.field .hint.green{color:var(--green)}.field .hint.red{color:var(--red)}.filters-row{display:flex;gap:12px;margin-bottom:16px;flex-wrap:wrap}.filters-row select,.filters-row input{padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px}.muted{color:var(--muted)}.error-text{color:var(--red);font-size:13px;margin-top:8px}.success-text{color:var(--green);font-size:13px;margin-top:8px}.link-btn{background:none;border:none;color:var(--accent);cursor:pointer;padding:0;font-size:14px}.tabs{display:flex;gap:4px;margin-bottom:16px;border-bottom:1px solid var(--border)}.tabs button{background:none;border:none;padding:10px 16px;cursor:pointer;font-size:14px;color:var(--muted);border-bottom:2px solid transparent}.tabs button.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:#fff;border-radius:10px;padding:24px;width:480px;max-height:90vh;overflow-y:auto}.modal h3{margin-top:0}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px}.bar-chart{display:flex;gap:40px;padding:10px 0 0}.bar-chart .bar-col{display:flex;flex-direction:column;align-items:center;gap:8px}.bar-chart .bar-area{height:180px;display:flex;align-items:flex-end}.bar-chart .bar{width:60px;border-radius:4px 4px 0 0}.bar-chart .bar.income{background:var(--green)}.bar-chart .bar.expense{background:var(--red)}.viewing-as-banner{display:flex;align-items:center;justify-content:space-between;background:var(--amber);color:#fff;padding:8px 20px;font-size:13px}.viewing-as-banner button{background:#fff3;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:6px;padding:4px 12px;font-size:12px;cursor:pointer}.viewing-as-banner button:hover{background:#ffffff4d}