.billing-stage {
        position: relative;
        max-width: 1100px;
        margin-left: auto;
        margin-right: auto;
      }

      .billing-stage-glow {
        position: absolute;
        inset: 10% 12%;
        background: linear-gradient(120deg, rgba(130, 100, 220, 0.13), rgba(70, 150, 240, 0.09));
        filter: blur(70px);
        border-radius: 50%;
      }

      .billing-interface {
        position: relative;
        display: grid;
        grid-template-columns: 350px 1fr;
        min-height: 600px;
        background: rgba(255, 255, 255, 0.9);
        border: 1px solid rgba(30, 30, 50, 0.08);
        border-radius: 24px;
        box-shadow:
          0 35px 80px rgba(40, 35, 70, 0.12),
          0 5px 20px rgba(40, 35, 70, 0.05);
        overflow: hidden;
        backdrop-filter: blur(10px);
      }

      /* PANEL */

      .billing-actions-panel {
        padding: 28px;
        background: #faf9fd;
        border-right: 1px solid rgba(30, 30, 50, 0.07);
      }

      .billing-panel-header {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
      }

      .billing-small-label {
        display: block;
        color: #96939f;
        font-size: 0.68rem;
        font-weight: 700;
        letter-spacing: 0.08em;
        margin-bottom: 3px;
      }

      .billing-panel-header strong {
        font-size: 1.05rem;
      }

      .billing-status {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 0.72rem;
        padding: 5px 9px;
        border-radius: 30px;
        background: #eeeafc;
        color: #765fd0;
      }

      .billing-status span {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: #8268df;
      }

      .billing-client {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 20px 0;
        margin-bottom: 6px;
        border-bottom: 1px solid rgba(30, 30, 50, 0.07);
      }

      .billing-avatar,
      .mini-avatar {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 38px;
        height: 38px;
        border-radius: 11px;
        background: #e9e3fc;
        color: #7257ce;
        font-size: 0.72rem;
        font-weight: 700;
      }

      .billing-client small {
        display: block;
        color: #9995a2;
        font-size: 0.68rem;
      }

      .billing-client strong {
        font-size: 0.84rem;
      }

      .billing-section-title {
        display: flex;
        justify-content: space-between;
        margin: 18px 0 10px;
        font-size: 0.74rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        color: #888491;
      }

      .billing-section-title span {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 20px;
        height: 20px;
        border-radius: 50%;
        background: #e9e3fc;
        color: #7257ce;
        font-size: 0.65rem;
      }

      .billing-action-item {
        display: grid;
        grid-template-columns: 34px 1fr 20px;
        gap: 9px;
        align-items: center;
        padding: 11px 0;
      }

      .billing-action-icon {
        width: 34px;
        height: 34px;
        border-radius: 9px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.8rem;
      }

      .billing-action-icon.purple {
        background: #eee9ff;
        color: #765bd1;
      }

      .billing-action-icon.blue {
        background: #e7f2fc;
        color: #468cc4;
      }

      .billing-action-icon.peach {
        background: #fcebe5;
        color: #c47b61;
      }

      .billing-action-info strong {
        display: block;
        font-size: 0.76rem;
      }

      .billing-action-info span {
        display: block;
        color: #9996a0;
        font-size: 0.67rem;
        margin-top: 2px;
      }

      .billing-check {
        color: #61a77a;
        font-size: 0.8rem;
      }

      .billing-total {
        display: flex;
        justify-content: space-between;
        align-items: end;
        border-top: 1px solid rgba(30, 30, 50, 0.07);
        margin-top: 12px;
        padding-top: 18px;
      }

      .billing-total span {
        font-size: 0.75rem;
        color: #85818d;
      }

      .billing-total strong {
        font-size: 1.45rem;
        letter-spacing: -0.03em;
      }

      .billing-generate-btn {
        border: 0;
        width: 100%;
        margin-top: 20px;
        padding: 12px;
        border-radius: 10px;
        background: #7357ce;
        color: #fff;
        font-size: 0.78rem;
        font-weight: 600;
        box-shadow: 0 8px 20px rgba(115, 87, 206, 0.2);
        transition: 0.25s ease;
      }

      .billing-generate-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 12px 25px rgba(115, 87, 206, 0.27);
      }

      /* DOCUMENT */

      .billing-document-area {
        background: #f4f3f7;
        padding: 24px;
      }

      .billing-document-toolbar {
        height: 34px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        color: #9996a0;
        font-size: 0.66rem;
        margin-bottom: 15px;
      }

      .billing-document-dots {
        display: flex;
        gap: 5px;
      }

      .billing-document-dots span {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: #d2cfd7;
      }

      .billing-document-tools {
        display: flex;
        gap: 13px;
      }

      .billing-document {
        position: relative;
        width: 78%;
        min-height: 495px;
        margin: 0 auto;
        padding: 38px 40px;
        background: #fff;
        box-shadow: 0 15px 35px rgba(30, 30, 40, 0.1);
        transform: rotate(0.25deg);
        animation: invoiceFloat 6s ease-in-out infinite;
      }

      .invoice-top {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        padding-bottom: 25px;
        border-bottom: 1px solid #eeeef1;
      }

      .invoice-brand {
        display: flex;
        gap: 10px;
        align-items: center;
      }

      .invoice-logo {
        width: 28px;
        height: 28px;
        border-radius: 7px;
        background: #7559ce;
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.75rem;
        font-weight: 700;
      }

      .invoice-brand strong {
        display: block;
        font-size: 0.75rem;
        letter-spacing: 0.04em;
      }

      .invoice-brand span {
        display: block;
        color: #aaa7af;
        font-size: 0.54rem;
      }

      .invoice-number {
        text-align: right;
      }

      .invoice-number span,
      .invoice-meta small {
        display: block;
        color: #aaa7af;
        font-size: 0.52rem;
        letter-spacing: 0.08em;
        font-weight: 700;
      }

      .invoice-number strong {
        font-size: 0.72rem;
      }

      .invoice-meta {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px;
        padding: 25px 0;
      }

      .invoice-meta strong {
        display: block;
        font-size: 0.68rem;
        margin-top: 6px;
      }

      .invoice-meta span {
        display: block;
        font-size: 0.58rem;
        color: #9c99a1;
        margin-top: 3px;
      }

      .invoice-lines {
        border-top: 1px solid #eeeef1;
      }

      .invoice-line {
        display: grid;
        grid-template-columns: 1fr auto;
        padding: 11px 0;
        border-bottom: 1px solid #f0eff2;
        font-size: 0.64rem;
      }

      .invoice-line small {
        display: block;
        color: #aaa7af;
        font-size: 0.52rem;
        margin-top: 3px;
      }

      .invoice-head {
        color: #aaa7af;
        font-size: 0.52rem;
        text-transform: uppercase;
        letter-spacing: 0.06em;
      }

      .invoice-bottom {
        display: flex;
        justify-content: space-between;
        align-items: end;
        margin-top: 28px;
      }

      .invoice-note span {
        display: block;
        font-size: 0.58rem;
      }

      .invoice-note small {
        display: block;
        color: #aaa7af;
        font-size: 0.49rem;
        margin-top: 4px;
      }

      .invoice-total {
        text-align: right;
      }

      .invoice-total span {
        display: block;
        color: #aaa7af;
        font-size: 0.5rem;
      }

      .invoice-total strong {
        font-size: 1.05rem;
      }

      .invoice-approved {
        position: absolute;
        right: 35px;
        bottom: 35px;
        padding: 6px 10px;
        border-radius: 5px;
        background: #edf8f0;
        color: #5c9c70;
        font-size: 0.55rem;
        font-weight: 700;
        transform: rotate(-4deg);
      }

      /* FLOATING */

      .billing-floating {
        position: absolute;
        display: flex;
        align-items: center;
        gap: 9px;
        padding: 10px 13px;
        background: rgba(255, 255, 255, 0.94);
        border: 1px solid rgba(40, 35, 60, 0.08);
        border-radius: 12px;
        box-shadow: 0 12px 30px rgba(40, 35, 60, 0.1);
        backdrop-filter: blur(10px);
        z-index: 3;
        animation: floatingCard 4s ease-in-out infinite;
      }

      .billing-floating i {
        width: 30px;
        height: 30px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 9px;
        background: #eee9ff;
        color: #755bd0;
      }

      .billing-floating strong {
        display: block;
        font-size: 0.68rem;
      }

      .billing-floating span {
        display: block;
        font-size: 0.57rem;
        color: #aaa7af;
        margin-top: 2px;
      }

      .billing-floating-1 {
        top: 16%;
        right: -28px;
      }

      .billing-floating-2 {
        bottom: 15%;
        left: -30px;
        animation-delay: 1.2s;
      }

      .billing-floating-2 i {
        background: #eaf7ee;
        color: #5a9d6e;
      }




      .billing-features {
        padding: 130px 0 110px;
        background: #f7f4ee;
        overflow: hidden;
      }

      .billing-features-title {
        font-size: clamp(2.5rem, 5vw, 4rem);
        letter-spacing: -0.045em;
        line-height: 1.03;
        margin-bottom: 22px;
      }

      .billing-features-title span {
        display: block;
        color: #8069c7;
      }

      .billing-features-intro {
        max-width: 680px;
        margin: auto;
        color: #77736d;
        font-size: 1.15rem;
        line-height: 1.6;
      }

      .billing-feature-row {
        display: grid;
        grid-template-columns: 1.1fr 0.9fr;
        gap: 90px;
        align-items: center;
        margin-top: 130px;
      }

      .billing-feature-row.reverse {
        grid-template-columns: 0.9fr 1.1fr;
      }

      .billing-feature-row.reverse .billing-feature-visual {
        order: 2;
      }

      .billing-feature-row.reverse .billing-feature-copy {
        order: 1;
      }

      .billing-feature-visual {
        position: relative;
        min-height: 400px;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .billing-feature-copy {
        max-width: 510px;
      }

      .billing-feature-copy h3 {
        font-size: clamp(2rem, 3.3vw, 3.1rem);
        line-height: 1.05;
        letter-spacing: -0.04em;
        margin-bottom: 20px;
      }

      .billing-feature-copy p {
        color: #77736d;
        font-size: 1.03rem;
        line-height: 1.7;
      }

      .feature-highlight {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-top: 25px;
        color: #66615b;
        font-size: 0.8rem;
        font-weight: 600;
      }

      .feature-highlight i {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 30px;
        height: 30px;
        border-radius: 9px;
        background: #fff;
        color: #765bd0;
      }


      .mini-expedient,
      .mini-invoice-editor {
        width: min(100%, 480px);
        padding: 25px;
        background: #fff;
        border-radius: 20px;
        box-shadow: 0 25px 55px rgba(60, 50, 40, 0.11);
        border: 1px solid rgba(40, 30, 20, 0.06);
      }

      .mini-header,
      .mini-client,
      .mini-total,
      .editor-top,
      .editor-actions {
        display: flex;
        justify-content: space-between;
        align-items: center;
      }

      .mini-header {
        font-size: 0.72rem;
        font-weight: 700;
        padding-bottom: 18px;
        border-bottom: 1px solid #eeeae4;
      }

      .mini-active {
        color: #57956c;
        background: #edf7ef;
        padding: 5px 9px;
        border-radius: 20px;
        font-size: 0.6rem;
      }

      .mini-client {
        justify-content: flex-start;
        gap: 11px;
        padding: 20px 0;
      }

      .mini-client strong {
        display: block;
        font-size: 0.78rem;
      }

      .mini-client span {
        display: block;
        color: #aaa59d;
        font-size: 0.62rem;
        margin-top: 3px;
      }

      .mini-timeline {
        border-top: 1px solid #eeeae4;
      }

      .mini-event {
        position: relative;
        display: grid;
        grid-template-columns: 12px 1fr auto;
        gap: 12px;
        align-items: center;
        padding: 16px 0;
        border-bottom: 1px solid #f0ece7;
      }

      .mini-event-dot {
        width: 9px;
        height: 9px;
        border-radius: 50%;
      }

      .mini-event-dot.purple {
        background: #866bd5;
      }

      .mini-event-dot.blue {
        background: #5c9ed1;
      }

      .mini-event-dot.peach {
        background: #d28b70;
      }

      .mini-event strong {
        display: block;
        font-size: 0.68rem;
      }

      .mini-event small {
        display: block;
        color: #aaa59d;
        font-size: 0.57rem;
        margin-top: 3px;
      }

      .mini-event b {
        font-size: 0.68rem;
      }

      .mini-total {
        padding-top: 18px;
        font-size: 0.67rem;
        color: #98928a;
      }

      .mini-total strong {
        font-size: 1rem;
        color: #28252b;
      }




      .mini-invoice-editor {
        padding: 0;
        overflow: hidden;
      }

      .editor-top {
        padding: 18px 22px;
        background: #faf9fb;
        border-bottom: 1px solid #eeeaf0;
        font-size: 0.73rem;
        font-weight: 700;
      }

      .editor-save {
        color: #5b9b6d;
        font-size: 0.6rem;
        font-weight: 600;
      }

      .editor-field {
        margin: 18px 22px;
        padding: 11px 13px;
        background: #faf9fb;
        border: 1px solid #eeeaf0;
        border-radius: 9px;
      }

      .editor-field small {
        display: block;
        color: #aaa6af;
        font-size: 0.5rem;
        font-weight: 700;
        margin-bottom: 4px;
      }

      .editor-field strong {
        font-size: 0.65rem;
      }

      .editor-table {
        margin: 20px 22px;
        border-top: 1px solid #eeeaf0;
      }

      .editor-table div {
        display: flex;
        justify-content: space-between;
        padding: 13px 0;
        border-bottom: 1px solid #eeeaf0;
        font-size: 0.64rem;
      }

      .editor-summary {
        display: flex;
        justify-content: space-between;
        margin: 20px 22px;
        font-size: 0.72rem;
      }

      .editor-summary strong {
        font-size: 1rem;
      }

      .editor-actions {
        padding: 18px 22px;
        background: #faf9fb;
        gap: 8px;
      }

      .editor-actions button {
        border: 0;
        background: #fff;
        border: 1px solid #e8e4ea;
        padding: 9px 12px;
        border-radius: 8px;
        font-size: 0.6rem;
      }

      .editor-actions .primary {
        background: #755bd0;
        border-color: #755bd0;
        color: #fff;
      }


      .mini-connected {
        position: relative;
        width: 500px;
        height: 330px;
      }

      .connected-center {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        z-index: 2;
        width: 150px;
        height: 120px;
        background: #fff;
        border-radius: 22px;
        box-shadow: 0 20px 40px rgba(50, 40, 30, 0.13);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
      }

      .connected-logo {
        width: 35px;
        height: 35px;
        border-radius: 10px;
        background: #765bd0;
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.8rem;
        font-weight: 700;
        margin-bottom: 8px;
      }

      .connected-center strong {
        font-size: 0.65rem;
      }

      .connected-center span {
        font-size: 0.55rem;
        color: #aaa59d;
        margin-top: 4px;
      }

      .connected-node {
        position: absolute;
        z-index: 3;
        width: 90px;
        height: 70px;
        border-radius: 15px;
        background: #fff;
        box-shadow: 0 12px 28px rgba(50, 40, 30, 0.09);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        font-size: 0.55rem;
        gap: 6px;
      }

      .connected-node i {
        font-size: 0.9rem;
        color: #8066d2;
      }

      .node-client {
        top: 15px;
        left: 15px;
      }

      .node-work {
        top: 15px;
        right: 15px;
      }

      .node-invoice {
        bottom: 15px;
        left: 15px;
      }

      .node-payment {
        bottom: 15px;
        right: 15px;
      }

      .connected-lines {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
      }

      .connected-lines path {
        fill: none;
        stroke: #d8d0e9;
        stroke-width: 1.5;
        stroke-dasharray: 5 5;
        animation: dashMove 4s linear infinite;
      }




      .billing-bottom-cta {
        margin-top: 130px;
        padding: 42px 48px;
        border-radius: 25px;
        background: #fff;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 30px;
        box-shadow: 0 20px 50px rgba(60, 50, 40, 0.08);
      }

      .billing-bottom-cta span {
        color: #8068cb;
        font-size: 0.7rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.06em;
      }

      .billing-bottom-cta h3 {
        margin: 7px 0 0;
        font-size: 2rem;
        letter-spacing: -0.035em;
      }

      .billing-bottom-cta h3 strong {
        color: #8068cb;
      }




      @keyframes billingPulse {

        0%,
        100% {
          transform: scale(1);
          opacity: 1;
        }

        50% {
          transform: scale(1.5);
          opacity: 0.5;
        }
      }

      @keyframes invoiceFloat {

        0%,
        100% {
          transform: translateY(0) rotate(0.25deg);
        }

        50% {
          transform: translateY(-7px) rotate(0.25deg);
        }
      }

      @keyframes floatingCard {

        0%,
        100% {
          transform: translateY(0);
        }

        50% {
          transform: translateY(-8px);
        }
      }

      @keyframes dashMove {
        to {
          stroke-dashoffset: -40;
        }
      }

      @keyframes barGrow {
        from {
          transform: scaleY(0);
        }

        to {
          transform: scaleY(1);
        }
      }





      @media (max-width: 991px) {
        .billing-hero {
          padding-top: 80px;
        }

        .billing-interface {
          grid-template-columns: 1fr;
        }

        .billing-actions-panel {
          border-right: 0;
          border-bottom: 1px solid rgba(30, 30, 50, 0.07);
        }

        .billing-document {
          width: 88%;
        }

        .billing-floating-1 {
          right: -10px;
        }

        .billing-floating-2 {
          left: -10px;
        }

        .billing-feature-row,
        .billing-feature-row.reverse {
          grid-template-columns: 1fr;
          gap: 40px;
          margin-top: 100px;
        }

        .billing-feature-row.reverse .billing-feature-visual,
        .billing-feature-row.reverse .billing-feature-copy {
          order: initial;
        }

        .billing-feature-copy {
          max-width: 650px;
        }
      }

      @media (max-width: 767px) {
        .billing-hero {
          padding: 70px 15px 80px;
        }

        .billing-title {
          font-size: clamp(2.8rem, 12vw, 4rem);
        }

        .billing-subtitle {
          font-size: 1.15rem !important;
        }

        .billing-interface {
          border-radius: 18px;
        }

        .billing-document-area {
          padding: 15px;
        }

        .billing-document {
          width: 100%;
          padding: 25px;
          min-height: 430px;
        }

        .billing-floating {
          display: none;
        }

        .billing-features {
          padding: 90px 15px;
        }

        .billing-features-title {
          font-size: 2.5rem;
        }

        .billing-feature-row {
          margin-top: 80px;
        }

        .billing-feature-visual {
          min-height: 330px;
        }

        .mini-connected {
          transform: scale(0.75);
        }

        .billing-bottom-cta {
          margin-top: 90px;
          padding: 30px;
          flex-direction: column;
          align-items: flex-start;
        }

        .billing-bottom-cta h3 {
          font-size: 1.65rem;
        }
      }

      @media (prefers-reduced-motion: reduce) {

        .billing-eyebrow-dot,
        .billing-document,
        .billing-floating,
        .payment-bars span,
        .connected-lines path {
          animation: none !important;
        }
      }