:root {
    --bg: #0a0a0f;
    --surface: #12121a;
    --surface2: #1a1a26;
    --border: #2a2a3a;
    --accent: #b01133;
    --accent2: #ff6584;
    --accent3: #43e97b;
    --accent4: #f7971e;
    --text: #e8e8f0;
    --text2: #8888aa;
    --text3: #5555770;
    --income: #43e97b;
    --expense: #ff6584;
    --invest: #f7971e;
    --radius: 12px;
    --shadow: 0 4px 24px rgba(0,0,0,0.4);
  }
  * { margin:0; padding:0; box-sizing:border-box; }
  body { 
    font-family: 'Poppins', sans-serif; 
    background: var(--bg); 
    color: var(--text); 
    min-height: 100vh;
    overflow-x: hidden;
  }
  body::before {
    content: '';
    position: fixed; top:0; left:0; right:0; height:40vh;
    background: radial-gradient(ellipse at 20% 0%, rgba(108,99,255,0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 0%, rgba(255,101,132,0.08) 0%, transparent 60%);
    pointer-events:none; z-index:0;
  }

  /* LAYOUT */
  .app { display:flex; min-height:100vh; }
  .sidebar {
    width:240px; min-height:100vh; background:var(--surface);
    border-right:1px solid var(--border); padding:24px 0;
    display:flex; flex-direction:column; position:fixed; top:0; left:0;
    z-index:100;
  }
  .main { margin-left:240px; flex:1; padding:32px; position:relative; z-index:1; }

  .logo { padding:0 24px 32px; }
  .logo h1 { font-size:20px; font-weight:800; color:var(--text); letter-spacing:-0.5px; }
  .logo span { color:var(--accent); }
  .logo p { font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--text2); margin-top:2px; }

  .nav-section { padding:0 12px; margin-bottom:8px; }
  .nav-label { font-family:'JetBrains Mono',monospace; font-size:9px; color:var(--text2); text-transform:uppercase; letter-spacing:2px; padding:0 12px; margin-bottom:6px; }
  .nav-item {
    display:flex; align-items:center; gap:10px;
    padding:10px 12px; border-radius:8px; cursor:pointer;
    color:var(--text2); font-size:14px; font-weight:500;
    transition:all 0.2s; margin-bottom:2px;
  }
  .nav-item:hover { background:var(--surface2); color:var(--text); }
  /* .nav-item.active { background:rgba(108,99,255,0.15); color:var(--accent); } */
  .nav-item .icon { width:20px; text-align:center; font-size:16px; }

  /* HEADER */
  .page-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:32px; }
  .page-title { font-size:28px; font-weight:800; letter-spacing:-1px; }
  .page-title span { color:#f7971e; }

  /* CARDS */
  .cards-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:32px; }
  .card {
    background:var(--surface); border:1px solid var(--border);
    border-radius:var(--radius); padding:20px;
    position:relative; overflow:hidden;
    transition:transform 0.2s, border-color 0.2s;
  }
  .card:hover { transform:translateY(-2px); border-color:var(--accent); }
  .card::before {
    content:''; position:absolute; top:0; left:0; right:0; height:3px;
  }
  .card.income::before { background:var(--income); }
  .card.expense::before { background:var(--expense); }
  .card.invest::before { background:var(--invest); }
  .card.balance::before { background:var(--accent); }
  .card-label { font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--text2); text-transform:uppercase; letter-spacing:1.5px; margin-bottom:8px; }
  .card-value { font-size:26px; font-weight:700; letter-spacing:-1px; }
  .card-value.income { color:var(--income); }
  .card-value.expense { color:var(--expense); }
  .card-value.invest { color:var(--invest); }
  .card-value.balance { color:var(--accent); }
  .card-sub { font-size:11px; color:var(--text2); margin-top:4px; }

  /* TABS */
  .tabs { display:flex; gap:4px; background:var(--surface); border:1px solid var(--border); border-radius:10px; padding:4px; margin-bottom:24px; width:fit-content; }
  .tab { padding:8px 20px; border-radius:7px; cursor:pointer; font-size:13px; font-weight:600; color:var(--text2); transition:all 0.2s; }
  /* .tab.active { background:var(--accent); color:#fff; } */

  /* TABLE */
  .table-section { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }
  .table-header { display:flex; align-items:center; justify-content:space-between; padding:20px 24px; border-bottom:1px solid var(--border); }
  .table-title { font-size:16px; font-weight:700; }
  .table-actions { display:flex; gap:8px; }

  table { width:100%; border-collapse:collapse; }
  thead tr { background:var(--surface2); }
  th { padding:12px 16px; font-family:'JetBrains Mono',monospace; font-size:10px; text-transform:uppercase; letter-spacing:1px; color:var(--text2); text-align:left; font-weight:400; }
  td { padding:14px 16px; font-size:13px; border-bottom:1px solid var(--border); }
  tr:last-child td { border-bottom:none; }
  tr:hover td { background:rgba(255,255,255,0.02); }

  .badge {
    display:inline-flex; align-items:center; gap:4px;
    padding:3px 10px; border-radius:20px; font-size:11px; font-weight:600;
  }
  .badge.income { background:rgba(67,233,123,0.15); color:var(--income); }
  .badge.expense { background:rgba(255,101,132,0.15); color:var(--expense); }
  .badge.invest { background:rgba(247,151,30,0.15); color:var(--invest); }

  .party-name { font-weight:600; color:var(--text); }
  .party-sub { font-size:11px; color:var(--text2); margin-top:1px; }

  /* BUTTONS */
  .btn {
    padding:10px 20px; border-radius:8px; border:none; cursor:pointer;
    font-family:'Syne',sans-serif; font-size:13px; font-weight:600;
    display:inline-flex; align-items:center; gap:6px;
    transition:all 0.2s;
  }
  .btn-primary { background:var(--accent); color:#fff; }
  .btn-primary:hover { background:#7c74ff; transform:translateY(-1px); }
  .btn-ghost { background:transparent; color:var(--text2); border:1px solid var(--border); }
  .btn-ghost:hover { border-color:var(--accent); color:var(--accent); }
  .btn-sm { padding:6px 14px; font-size:12px; }
  .btn-danger { background:rgba(255,101,132,0.15); color:var(--expense); border:1px solid rgba(255,101,132,0.3); }
  .btn-danger:hover { background:rgba(255,101,132,0.25); }

  /* MODAL */
  .modal-overlay {
    position:fixed; inset:0; background:rgba(0,0,0,0.7); backdrop-filter:blur(4px);
    z-index:1000; display:none; align-items:center; justify-content:center;
  }
  .modal-overlay.open { display:flex; }
  .modal {
    background:var(--surface); border:1px solid var(--border); border-radius:16px;
    padding:32px; width:520px; max-width:95vw; max-height:90vh; overflow-y:auto;
    box-shadow:0 20px 60px rgba(0,0,0,0.6);
    animation: slideUp 0.25s ease;
  }
  @keyframes slideUp { from { transform:translateY(20px); opacity:0; } to { transform:translateY(0); opacity:1; } }
  .modal-title { font-size:20px; font-weight:800; margin-bottom:24px; display:flex; align-items:center; justify-content:space-between; }
  .modal-close { cursor:pointer; color:var(--text2); font-size:20px; line-height:1; }
  .modal-close:hover { color:var(--text); }

  /* FORM */
  .form-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
  .form-group { display:flex; flex-direction:column; gap:6px; }
  .form-group.full { grid-column:1/-1; }
  label { font-size:11px; font-weight:600; color:var(--text2); text-transform:uppercase; letter-spacing:1px; font-family:'JetBrains Mono',monospace; }
  input, select, textarea {
    background:var(--surface2); border:1px solid var(--border);
    border-radius:8px; padding:10px 14px; color:var(--text); font-family:'Syne',sans-serif; font-size:13px;
    outline:none; transition:border-color 0.2s;
  }
  input:focus, select:focus, textarea:focus { border-color:var(--accent); }
  input::placeholder { color:var(--text2); }
  select option { background:var(--surface2); }
  textarea { resize:vertical; min-height:70px; }

  /* SEARCH */
  .search-bar {
    display:flex; align-items:center; gap:10px;
    background:var(--surface2); border:1px solid var(--border);
    border-radius:8px; padding:8px 14px; width:240px;
  }
  .search-bar input { background:transparent; border:none; padding:0; font-size:13px; flex:1; }
  .search-icon { color:var(--text2); font-size:14px; }

  /* PARTY CARDS */
  .party-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
  .party-card {
    background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
    padding:20px; cursor:pointer; transition:all 0.2s;
  }
  .party-card:hover { border-color:var(--accent); transform:translateY(-2px); }
  .party-avatar {
    width:44px; height:44px; border-radius:12px;
    display:flex; align-items:center; justify-content:center;
    font-size:18px; font-weight:800; margin-bottom:12px; color:#fff;
  }
  .party-card-name { font-size:15px; font-weight:700; margin-bottom:4px; }
  .party-card-type { font-size:11px; color:var(--text2); margin-bottom:12px; font-family:'JetBrains Mono',monospace; }
  .party-card-stats { display:flex; gap:12px; }
  .party-stat { flex:1; }
  .party-stat-val { font-size:13px; font-weight:700; }
  .party-stat-label { font-size:10px; color:var(--text2); margin-top:1px; }

  /* SUMMARY ROWS */
  .summary-row { display:flex; gap:16px; margin-bottom:24px; }
  .summary-box { flex:1; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:16px; }

  /* REALTIME BADGE */
  .realtime { display:inline-flex; align-items:center; gap:6px; font-size:11px; color:var(--income); font-family:'JetBrains Mono',monospace; }
  .dot { width:6px; height:6px; border-radius:50%; background:var(--income); animation:pulse 1.5s infinite; }
  @keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.5;transform:scale(1.3)} }

  /* PAGE SECTIONS */
  .page-section { display:none; }
  .page-section.active { display:block; }

  /* EMPTY STATE */
  .empty { text-align:center; padding:48px; color:var(--text2); }
  .empty-icon { font-size:48px; margin-bottom:12px; }
  .empty p { font-size:13px; }

  /* FILTER BAR */
  .filter-bar { display:flex; gap:8px; align-items:center; flex-wrap:wrap; }

  /* AMOUNT */
  .amount { font-family:'JetBrains Mono',monospace; font-weight:500; }
  .amount.pos { color:var(--income); }
  .amount.neg { color:var(--expense); }
  .amount.inv { color:var(--invest); }

  /* PROGRESS */
  .progress { background:var(--surface2); border-radius:4px; height:4px; overflow:hidden; margin-top:4px; }
  .progress-bar { height:100%; border-radius:4px; transition:width 0.5s; }

  /* TOAST */
  .toast {
    position:fixed; bottom:24px; right:24px; z-index:9999;
    background:var(--surface2); border:1px solid var(--border); border-radius:10px;
    padding:14px 20px; font-size:13px; display:flex; align-items:center; gap:10px;
    box-shadow:var(--shadow); transform:translateY(100px); opacity:0;
    transition:all 0.3s; max-width:300px;
  }
  .toast.show { transform:translateY(0); opacity:1; }

  /* SCROLLBAR */
  ::-webkit-scrollbar { width:4px; height:4px; }
  ::-webkit-scrollbar-track { background:transparent; }
  ::-webkit-scrollbar-thumb { background:var(--border); border-radius:4px; }

  /* RESPONSIVE adjustments handled inline */