:root{--nav-height: 64px;--fab-size: 56px;--primary: #1e3a8a;--primary-light: #3b82f6;--surface: #ffffff;--bg: #f1f5f9;--text: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--success: #16a34a;--danger: #dc2626;--warning: #d97706}@media (prefers-color-scheme: dark){:root{--surface: #1e293b;--bg: #0f172a;--text: #f1f5f9;--text-muted: #94a3b8;--border: #334155}}*{box-sizing:border-box;margin:0;padding:0}html,body{overflow-x:hidden;width:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.app-shell{display:flex;flex-direction:column;min-height:100dvh;max-width:600px;margin:0 auto;position:relative}.main-content{flex:1;padding:max(16px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) calc(var(--nav-height) + 20px + env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));overflow-y:auto}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:600px;height:calc(var(--nav-height) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--surface);border-top:1px solid var(--border);display:flex;z-index:100}.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-decoration:none;color:var(--text-muted);font-size:9px;padding:6px 1px 10px;transition:color .15s;min-width:0}.tab-item.active{color:var(--primary-light)}.tab-icon{font-size:18px;line-height:1}.tab-label{line-height:1}.fab{position:fixed;bottom:calc(var(--nav-height) + 16px + env(safe-area-inset-bottom));right:max(16px,calc(50% - 284px));width:var(--fab-size);height:var(--fab-size);border-radius:50%;background:var(--primary-light);color:#fff;font-size:28px;line-height:1;border:none;cursor:pointer;box-shadow:0 4px 12px #3b82f666;z-index:101;display:flex;align-items:center;justify-content:center;transition:background .15s,transform .1s}.fab:hover{background:var(--primary)}.fab:active{transform:scale(.94)}.card{background:var(--surface);border-radius:12px;padding:16px;border:1px solid var(--border)}.card+.card{margin-top:12px}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stat-card{background:var(--surface);border-radius:12px;padding:16px;border:1px solid var(--border)}.stat-label{font-size:12px;color:var(--text-muted);margin-bottom:4px}.stat-value{font-size:22px;font-weight:600}.stat-value.positive{color:var(--success)}.stat-value.negative{color:var(--danger)}.section-title{font-size:14px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin:20px 0 10px}.tx-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}.tx-row:last-child{border-bottom:none}.tx-icon{font-size:22px;width:36px;text-align:center}.tx-info{flex:1;min-width:0}.tx-name{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tx-date{font-size:12px;color:var(--text-muted)}.tx-amount{font-size:15px;font-weight:600}.tx-amount.income{color:var(--success)}.tx-amount.expense{color:var(--danger)}.property-card{background:var(--surface);border-radius:10px;border:1px solid var(--border);overflow:hidden;margin-bottom:6px}.property-body{padding:10px 12px}.property-name{font-size:14px;font-weight:600;margin-bottom:2px;line-height:1.3}.property-meta{font-size:12px;color:var(--text-muted);line-height:1.35}.property-badge{display:inline-block;font-size:10px;font-weight:600;padding:1px 7px;border-radius:20px;margin-top:4px}.badge-rented{background:#dcfce7;color:#166534}.badge-vacant{background:#fef9c3;color:#854d0e}.badge-renovation{background:#f3f4f6;color:#374151}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:200;display:flex;align-items:flex-end;justify-content:center}.modal-sheet{background:var(--surface);border-radius:20px 20px 0 0;width:100%;max-width:600px;max-height:90dvh;overflow-y:auto;padding:20px 20px 40px}.modal-handle{width:40px;height:4px;background:var(--border);border-radius:2px;margin:0 auto 16px}.modal-title{font-size:18px;font-weight:600;margin-bottom:20px}.form-group{margin-bottom:16px}.form-label{font-size:13px;color:var(--text-muted);margin-bottom:6px;display:block}.form-input,.form-select,.form-textarea{width:100%;padding:10px 12px;background:var(--bg);border:1px solid var(--border);border-radius:8px;font-size:16px;color:var(--text);outline:none}.form-input:focus,.form-select:focus{border-color:var(--primary-light)}.form-textarea{min-height:80px;resize:vertical}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:10px;font-size:15px;font-weight:600;border:none;cursor:pointer;transition:opacity .15s}.btn:disabled{opacity:.5}.btn-primary{background:var(--primary-light);color:#fff;width:100%}.btn-primary:hover{opacity:.9}.btn-ghost{background:transparent;color:var(--text-muted)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.page-title{font-size:22px;font-weight:700}.loading{text-align:center;padding:40px;color:var(--text-muted)}.empty{text-align:center;padding:40px}.empty-icon{font-size:48px;margin-bottom:12px}.empty-text{color:var(--text-muted);font-size:15px}