:root {
      --bg-body: #0a0a0f;
      --surface: rgba(17, 18, 23, 0.55);
      --surface-hover: rgba(28, 30, 40, 0.75);
      --surface-card: rgba(17, 18, 23, 0.65);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-active: rgba(88, 166, 255, 0.35);
      
      --accent: #58a6ff;
      --accent-glow: rgba(88, 166, 255, 0.25);
      --accent-hover: #79b8ff;
      
      --text-main: #f0f6fc;
      --text-muted: #8b949e;
      --text-dim: #484f58;
      
      --status-paid-text: #3fb950;
      --status-paid-bg: rgba(63, 185, 80, 0.12);
      --status-paid-border: rgba(63, 185, 80, 0.28);
      
      --status-pending-text: #58a6ff;
      --status-pending-bg: rgba(88, 166, 255, 0.12);
      --status-pending-border: rgba(88, 166, 255, 0.28);
      
      --status-late-text: #f85149;
      --status-late-bg: rgba(248, 81, 73, 0.12);
      --status-late-border: rgba(248, 81, 73, 0.28);

      --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
      --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      background-color: var(--bg-body);
      background-image: 
        radial-gradient(circle at 50% 0%, rgba(88, 166, 255, 0.06) 0%, transparent 60%),
        radial-gradient(circle at 100% 100%, rgba(248, 81, 73, 0.03) 0%, transparent 50%);
      color: var(--text-main);
      font-family: var(--font-sans);
      min-height: 100vh;
      padding: 36px 24px;
      line-height: 1.5;
      -webkit-font-smoothing: antialiased;
    }

    .container {
      max-width: 1240px;
      margin: 0 auto;
      animation: fadeIn 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    }

    @keyframes fadeIn {
      from {
        opacity: 0;
        transform: translateY(12px) scale(0.96);
      }
      to {
        opacity: 1;
        transform: translateY(0) scale(1);
      }
    }

    /* Header */
    .header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      margin-bottom: 32px;
    }

    .header-info {
      display: flex;
      flex-direction: column;
      gap: 4px;
    }

    .header-title {
      font-family: var(--font-mono);
      font-size: 28px;
      font-weight: 700;
      letter-spacing: -0.5px;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .header-badge {
      font-size: 12px;
      font-family: var(--font-mono);
      padding: 3px 10px;
      border-radius: 999px;
      background: rgba(88, 166, 255, 0.1);
      color: var(--accent);
      border: 1px solid var(--border-active);
      font-weight: 500;
    }

    .header-subtitle {
      color: var(--text-muted);
      font-size: 14px;
    }

    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--accent);
      color: #050508;
      font-family: var(--font-mono);
      font-size: 13.5px;
      font-weight: 600;
      padding: 12px 20px;
      border-radius: 8px;
      border: 1px solid rgba(255, 255, 255, 0.2);
      cursor: pointer;
      box-shadow: 0 4px 16px var(--accent-glow), 0 1px 3px rgba(0,0,0,0.3);
      transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .btn-primary:hover {
      background: var(--accent-hover);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(88, 166, 255, 0.35);
    }

    .btn-primary:active {
      transform: translateY(0);
    }

    /* KPI Grid */
    .kpi-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-bottom: 32px;
    }

    @media (max-width: 1024px) {
      .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 600px) {
      .kpi-grid {
        grid-template-columns: 1fr;
      }
    }

    .kpi-card {
      background: var(--surface);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid var(--border-subtle);
      border-radius: 12px;
      padding: 22px;
      box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35), 0 8px 24px rgba(0, 0, 0, 0.08);
      position: relative;
      overflow: hidden;
      transition: all 0.2s ease;
    }

    .kpi-card:hover {
      border-color: rgba(255, 255, 255, 0.16);
      transform: translateY(-2px);
    }

    .kpi-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 12px;
    }

    .kpi-label {
      color: var(--text-muted);
      font-size: 13px;
      font-weight: 500;
    }

    .kpi-icon {
      width: 36px;
      height: 36px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid var(--border-subtle);
    }

    .kpi-icon svg {
      width: 18px;
      height: 18px;
      stroke-width: 2;
    }

    .kpi-value {
      font-family: var(--font-mono);
      font-size: 24px;
      font-weight: 700;
      letter-spacing: -0.5px;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .kpi-trend {
      font-size: 12px;
      font-family: var(--font-mono);
      display: flex;
      align-items: center;
      gap: 5px;
      color: var(--text-muted);
    }

    .kpi-trend.positive { color: var(--status-paid-text); }
    .kpi-trend.warning { color: var(--status-late-text); }
    .kpi-trend.info { color: var(--accent); }

    /* Controls & Toolbar */
    .toolbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 20px;
    }

    .filter-pills {
      display: flex;
      background: rgba(17, 18, 23, 0.65);
      padding: 4px;
      border-radius: 999px;
      border: 1px solid var(--border-subtle);
      backdrop-filter: blur(12px);
      gap: 2px;
    }

    .pill-btn {
      background: transparent;
      border: none;
      color: var(--text-muted);
      font-family: var(--font-mono);
      font-size: 12.5px;
      font-weight: 500;
      padding: 7px 16px;
      border-radius: 999px;
      cursor: pointer;
      transition: all 0.2s ease;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .pill-btn:hover {
      color: var(--text-main);
    }

    .pill-btn.active {
      background: var(--accent);
      color: #050508;
      font-weight: 700;
      box-shadow: 0 2px 10px var(--accent-glow);
    }

    .pill-count {
      font-size: 11px;
      padding: 1px 6px;
      border-radius: 999px;
      background: rgba(0, 0, 0, 0.2);
    }

    .pill-btn.active .pill-count {
      background: rgba(0, 0, 0, 0.3);
      color: #fff;
    }

    .search-box {
      position: relative;
      display: flex;
      align-items: center;
    }

    .search-box svg {
      position: absolute;
      left: 14px;
      color: var(--text-muted);
      pointer-events: none;
      width: 16px;
      height: 16px;
    }

    .search-input {
      background: var(--surface);
      border: 1px solid var(--border-subtle);
      border-radius: 8px;
      padding: 9px 14px 9px 38px;
      color: var(--text-main);
      font-family: var(--font-sans);
      font-size: 13.5px;
      outline: none;
      transition: all 0.2s ease;
      width: 240px;
    }

    .search-input:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px var(--accent-glow);
      width: 280px;
    }

    .search-input::placeholder {
      color: var(--text-dim);
    }

    /* Table Container */
    .table-container {
      background: var(--surface);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35), 0 8px 24px rgba(0, 0, 0, 0.08);
      overflow: hidden;
    }

    .table-wrapper {
      width: 100%;
      overflow-x: auto;
    }

    table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 13.5px;
    }

    thead {
      background: rgba(255, 255, 255, 0.02);
      border-bottom: 1px solid var(--border-subtle);
    }

    th {
      font-family: var(--font-mono);
      font-size: 12px;
      font-weight: 600;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.5px;
      padding: 16px 20px;
    }

    tbody tr {
      border-bottom: 1px solid var(--border-subtle);
      transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    }

    tbody tr:last-child {
      border-bottom: none;
    }

    tbody tr:hover {
      background: var(--surface-hover);
      transform: translateY(-2px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    }

    td {
      padding: 16px 20px;
      vertical-align: middle;
    }

    /* Table Data Columns */
    .client-cell {
      display: flex;
      flex-direction: column;
      gap: 3px;
    }

    .client-name {
      font-weight: 600;
      color: var(--text-main);
    }

    .client-id {
      font-family: var(--font-mono);
      font-size: 11px;
      color: var(--text-dim);
    }

    .mono-cell {
      font-family: var(--font-mono);
      color: var(--text-main);
    }

    .amount-cell {
      font-family: var(--font-mono);
      font-weight: 600;
      color: var(--text-main);
    }

    /* Badges */
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: 999px;
      font-family: var(--font-mono);
      font-size: 11.5px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.3px;
      border: 1px solid transparent;
    }

    .badge-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
    }

    .badge-pago {
      background: var(--status-paid-bg);
      color: var(--status-paid-text);
      border-color: var(--status-paid-border);
    }
    .badge-pago .badge-dot {
      background: var(--status-paid-text);
      box-shadow: 0 0 8px var(--status-paid-text);
    }

    .badge-pendente {
      background: var(--status-pending-bg);
      color: var(--status-pending-text);
      border-color: var(--status-pending-border);
    }
    .badge-pendente .badge-dot {
      background: var(--status-pending-text);
      box-shadow: 0 0 8px var(--status-pending-text);
    }

    .badge-atrasado {
      background: var(--status-late-bg);
      color: var(--status-late-text);
      border-color: var(--status-late-border);
    }
    .badge-atrasado .badge-dot {
      background: var(--status-late-text);
      box-shadow: 0 0 8px var(--status-late-text);
    }

    /* Actions */
    .actions-cell {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .btn-action {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-subtle);
      color: var(--text-muted);
      padding: 6px 10px;
      border-radius: 6px;
      font-size: 12px;
      font-family: var(--font-mono);
      font-weight: 500;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      transition: all 0.15s ease;
    }

    .btn-action svg {
      width: 14px;
      height: 14px;
      stroke-width: 2;
    }

    .btn-action.btn-pay:hover {
      background: var(--status-paid-bg);
      border-color: var(--status-paid-border);
      color: var(--status-paid-text);
      transform: translateY(-1px);
    }

    .btn-action.btn-void:hover {
      background: var(--status-late-bg);
      border-color: var(--status-late-border);
      color: var(--status-late-text);
      transform: translateY(-1px);
    }

    .btn-action:disabled {
      opacity: 0.35;
      cursor: not-allowed;
      pointer-events: none;
    }

    /* Empty state */
    .empty-state {
      padding: 48px 20px;
      text-align: center;
      color: var(--text-muted);
      font-family: var(--font-mono);
      font-size: 13px;
      display: none;
    }

    /* Toast Notification */
    .toast {
      position: fixed;
      bottom: 24px;
      right: 24px;
      background: #111217;
      border: 1px solid var(--border-active);
      box-shadow: 0 20px 40px rgba(0,0,0,0.6);
      border-radius: 8px;
      padding: 14px 20px;
      color: var(--text-main);
      font-family: var(--font-mono);
      font-size: 13px;
      display: flex;
      align-items: center;
      gap: 12px;
      transform: translateY(100px);
      opacity: 0;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      z-index: 999;
    }

    .toast.show {
      transform: translateY(0);
      opacity: 1;
    }

    .toast-icon {
      color: var(--accent);
    }