:root{--bg-dark: #1a1a1a;--bg-panel: rgba(38,38,40,.95);--bg-card: rgba(50,50,54,.85);--bg-input: rgba(26,26,28,.98);--border: rgba(200,200,210,.1);--border-hover: rgba(200,200,210,.22);--red: #d63031;--red-glow: rgba(214,48,49,.16);--red-dark: #a52424;--text-primary: #e8e8ec;--text-secondary: rgba(232,232,236,.55);--text-muted: rgba(232,232,236,.28);--success: #27ae60;--warning: #f39c12;--info: #3498db;--radius: 10px;--radius-lg: 16px;--font-head: "Rajdhani", sans-serif;--font-body: "DM Sans", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background:var(--bg-dark);color:var(--text-primary);min-height:100vh}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#c8c8d224;border-radius:10px}.app-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:224px;min-width:224px;background:var(--bg-panel);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100vh}.sidebar-logo{padding:24px 20px 18px;border-bottom:1px solid var(--border)}.brand{font-family:var(--font-head);font-size:26px;font-weight:700;letter-spacing:3px}.brand span{color:var(--red)}.sub{font-size:9px;color:var(--text-muted);letter-spacing:3px;text-transform:uppercase;margin-top:2px}.llc-badge{display:inline-block;background:var(--red-glow);border:1px solid rgba(214,48,49,.28);color:var(--red);font-size:8px;letter-spacing:2px;padding:2px 8px;border-radius:4px;margin-top:7px;font-family:var(--font-head)}.nav{padding:14px 10px;flex:1;overflow-y:auto}.nav-section{font-size:8.5px;letter-spacing:3px;text-transform:uppercase;color:var(--text-muted);padding:12px 8px 5px;font-family:var(--font-head)}.nav-item{display:flex;align-items:center;gap:9px;padding:8px 11px;border-radius:var(--radius);cursor:pointer;font-size:13px;color:var(--text-secondary);transition:all .18s;border:1px solid transparent;margin-bottom:2px;text-decoration:none}.nav-item:hover{background:#ffffff08;color:var(--text-primary);border-color:var(--border)}.nav-item.active{background:var(--red-glow);color:var(--text-primary);border-color:#d6303138}.nav-item.active .nav-icon{color:var(--red)}.sidebar-bottom{padding:12px 14px;border-top:1px solid var(--border);font-size:10px;color:var(--text-muted);line-height:1.7}.sidebar-bottom strong{color:var(--red);font-weight:500}.main{flex:1;display:flex;flex-direction:column;height:100vh;overflow:hidden}.topbar{padding:14px 26px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;background:var(--bg-panel)}.page-title{font-family:var(--font-head);font-size:19px;font-weight:600;letter-spacing:1.5px}.topbar-actions{display:flex;gap:9px;align-items:center}.content{flex:1;overflow-y:auto;padding:22px 26px}.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:var(--radius);font-size:12px;font-weight:500;cursor:pointer;border:1px solid var(--border-hover);background:var(--bg-card);color:var(--text-primary);transition:all .15s;font-family:var(--font-body)}.btn:hover{background:#44444ae6;border-color:#c8c8d24d}.btn-red{background:var(--red);border-color:var(--red-dark);color:#fff}.btn-red:hover{background:#c0272a}.btn-sm{padding:5px 11px;font-size:11.5px}.btn-xs{padding:3px 8px;font-size:10.5px}.btn-ghost{background:transparent;border-color:transparent;color:var(--text-muted)}.btn-ghost:hover{color:var(--text-primary);background:#ffffff0d}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 20px}.card-title{font-family:var(--font-head);font-size:12.5px;letter-spacing:1.8px;text-transform:uppercase;color:var(--text-muted);margin-bottom:14px}.metrics-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}.metric-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px 18px;position:relative;overflow:hidden}.metric-card:after{content:"";position:absolute;top:0;left:0;width:3px;height:100%;background:var(--red)}.metric-card.green:after{background:var(--success)}.metric-card.blue:after{background:var(--info)}.metric-card.yellow:after{background:var(--warning)}.metric-label{font-size:9px;letter-spacing:2.5px;text-transform:uppercase;color:var(--text-muted);font-family:var(--font-head);margin-bottom:7px}.metric-value{font-family:var(--font-head);font-size:26px;font-weight:700;line-height:1}.metric-sub{font-size:10px;color:var(--text-muted);margin-top:4px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:12.5px}th{text-align:left;padding:9px 12px;font-size:8.5px;letter-spacing:2px;text-transform:uppercase;color:var(--text-muted);font-family:var(--font-head);border-bottom:1px solid var(--border);background:#0000001f}td{padding:10px 12px;border-bottom:1px solid var(--border);color:var(--text-secondary);vertical-align:middle}tr:last-child td{border-bottom:none}tr:hover td{background:#ffffff05;color:var(--text-primary)}.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:9.5px;font-weight:500;letter-spacing:.8px;font-family:var(--font-head)}.badge-paid{background:#27ae6024;color:#4cd080;border:1px solid rgba(39,174,96,.22)}.badge-pending{background:#f39c1224;color:#f5c842;border:1px solid rgba(243,156,18,.22)}.badge-overdue{background:#d6303124;color:#e87070;border:1px solid rgba(214,48,49,.22)}.badge-draft{background:#9696a024;color:#a0a0b0;border:1px solid rgba(150,150,160,.18)}.badge-credit{background:#3498db24;color:#5dade2;border:1px solid rgba(52,152,219,.22)}.badge-debit{background:#d6303124;color:#e87070;border:1px solid rgba(214,48,49,.22)}.badge-b2b{background:#d630311f;color:var(--red);border:1px solid rgba(214,48,49,.25);font-size:8.5px;padding:2px 7px}.badge-b2c{background:#3498db1f;color:#5dade2;border:1px solid rgba(52,152,219,.25);font-size:8.5px;padding:2px 7px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-grid.three{grid-template-columns:1fr 1fr 1fr}.form-grid.full{grid-template-columns:1fr}.form-group{display:flex;flex-direction:column;gap:5px}.form-group label{font-size:9px;letter-spacing:2px;text-transform:uppercase;color:var(--text-muted);font-family:var(--font-head)}.form-group input,.form-group select,.form-group textarea{background:var(--bg-input);border:1px solid var(--border-hover);border-radius:var(--radius);padding:8px 11px;color:var(--text-primary);font-size:12.5px;font-family:var(--font-body);outline:none;transition:border-color .15s;width:100%}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:#d6303180}.form-group select option{background:#222226}.form-group textarea{resize:vertical;min-height:72px}.form-section-title{font-family:var(--font-head);font-size:11px;letter-spacing:2px;color:var(--text-muted);text-transform:uppercase;margin:16px 0 9px;padding-bottom:5px;border-bottom:1px solid var(--border)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b8;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px}.modal{background:#202024;border:1px solid var(--border-hover);border-radius:var(--radius-lg);width:700px;max-width:100%;max-height:90vh;overflow-y:auto;padding:26px}.modal h2{font-family:var(--font-head);font-size:17px;letter-spacing:2px;text-transform:uppercase;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:9px}.modal h2 .accent{color:var(--red)}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:18px;padding-top:12px;border-top:1px solid var(--border)}.alert-box{background:#d630310f;border:1px solid rgba(214,48,49,.18);border-radius:var(--radius);padding:11px 14px;display:flex;align-items:flex-start;gap:11px;margin-bottom:14px;font-size:12px}.alert-box.blue{background:#3498db0f;border-color:#3498db33}.alert-box.yellow{background:#f39c120f;border-color:#f39c1233}.alert-icon{font-size:16px;color:var(--red);flex-shrink:0}.alert-text{color:var(--text-secondary);line-height:1.5}.alert-text strong{color:var(--text-primary)}.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}.empty-state .big{font-size:36px;margin-bottom:9px;opacity:.25}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-dark)}.login-box{background:var(--bg-panel);border:1px solid var(--border-hover);border-radius:var(--radius-lg);padding:40px;width:380px}.login-logo{text-align:center;margin-bottom:28px}.error-msg{color:#e87070;font-size:12px;margin-top:8px;text-align:center}.loading{display:flex;align-items:center;justify-content:center;height:200px;color:var(--text-muted);font-size:13px;gap:10px}.chart-bars{display:flex;align-items:flex-end;gap:5px;height:160px;padding-bottom:24px;position:relative}.bar-group{flex:1;display:flex;flex-direction:column;align-items:center;height:100%;justify-content:flex-end}.bars{display:flex;gap:2px;align-items:flex-end;width:100%}.bar{flex:1;border-radius:3px 3px 0 0;min-height:2px;transition:opacity .2s;cursor:pointer}.bar:hover{opacity:.75}.bar-income{background:var(--success)}.bar-expense{background:var(--red)}.bar-label{font-size:8.5px;color:var(--text-muted);margin-top:5px;font-family:var(--font-head)}.tabs{display:flex;gap:0;border:1px solid var(--border-hover);border-radius:var(--radius);overflow:hidden;margin-bottom:18px}.tab-btn{flex:1;padding:10px;background:var(--bg-input);border:none;color:var(--text-muted);font-family:var(--font-head);font-size:12px;letter-spacing:1.5px;cursor:pointer;transition:all .15s}.tab-btn.active{background:var(--red);color:#fff}