/* ==========================================================================
           1. ESTILO BASE E TOKENS DE DESIGN (Vanilla CSS Variables)
           ========================================================================== */
      :root {
        --color-primary: #242732;
        --color-primary-rgb: 36, 39, 50;
        --color-secondary: #4f566b;
        --color-accent-teal: #0f766e;
        --color-accent-teal-rgb: 15, 118, 110;
        --color-accent-emerald: #0d9488;
        --color-accent-cyan: #06b6d4;
        --color-bg-base: #f8fafc;
        --color-bg-pure: #ffffff;
        --color-border-subtle: #e2e8f0;
        --color-border-grid: rgba(36, 39, 50, 0.03);

        --font-family-serif: "Plus Jakarta Sans", sans-serif;
        --font-family-sans: "Inter", sans-serif;
        --font-family-mono: "Fira Code", monospace;

        --shadow-subtle: 0 4px 30px rgba(36, 39, 50, 0.02);
        --shadow-medium: 0 10px 40px rgba(36, 39, 50, 0.04);
        --shadow-premium: 0 20px 50px rgba(36, 39, 50, 0.06);

        --transition-smooth: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
        --transition-medium: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        --transition-fast: all 0.2s ease;
      }

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

      body {
        font-family: var(--font-family-sans);
        background-color: var(--color-bg-base);
        color: var(--color-primary);
        overflow-x: hidden;
        line-height: 1.6;
        -webkit-font-smoothing: antialiased;
      }

      ::-webkit-scrollbar {
        width: 6px;
      }
      ::-webkit-scrollbar-thumb {
        background: #cbd5e1;
        border-radius: 99px;
      }
      ::-webkit-scrollbar-thumb:hover {
        background: var(--color-accent-teal);
      }

      /* Estrutura de Grid Linhas Verticais */
      .grid-lines-bg {
        position: fixed;
        inset: 0;
        max-width: 1400px;
        margin: 0 auto;
        pointer-events: none;
        display: flex;
        justify-content: space-between;
        padding: 0 40px;
        z-index: 1;
        opacity: 0.4;
      }
      .grid-line {
        width: 1px;
        height: 100%;
        background: linear-gradient(
          to bottom,
          var(--color-border-grid) 0%,
          rgba(36, 39, 50, 0.05) 50%,
          var(--color-border-grid) 100%
        );
        border-left: 1px dashed rgba(36, 39, 50, 0.03);
        transition: transform 1.5s cubic-bezier(0.65, 0, 0.35, 1);
        transform: scaleY(0);
        transform-origin: top;
      }
      .grid-line.active {
        transform: scaleY(1);
      }

      .ds-layout {
        display: flex;
        flex-direction: column;
        min-height: 100vh;
        position: relative;
        z-index: 2;
      }

      /* HEADER FIXO */
      .ds-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        transition: all 0.4s ease;
        padding: 24px 40px;
        background: rgba(255, 255, 255, 0.8);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--color-border-subtle);
        box-shadow: 0 4px 30px rgba(36, 39, 50, 0.02);
      }
      .ds-header.scrolled {
        background: rgba(255, 255, 255, 0.92);
        padding: 14px 40px;
        box-shadow: 0 10px 30px rgba(36, 39, 50, 0.04);
      }
      .ds-header .nav-link {
        color: var(--color-secondary);
        text-decoration: none;
        font-size: 0.82rem;
        font-weight: 500;
        padding: 8px 14px;
        border-radius: 8px;
        transition: var(--transition-fast);
        border: 1px solid transparent;
      }
      .ds-header .nav-link:hover {
        color: var(--color-accent-teal);
        background: rgba(15, 118, 110, 0.03);
      }
      .ds-header .ds-logo-svg-container svg path {
        fill: var(--color-primary) !important;
      }
      .ds-header .ds-logo-sub {
        color: var(--color-secondary);
        border-left-color: var(--color-border-subtle);
      }
      .ds-header-container {
        max-width: 1400px;
        margin: 0 auto;
        display: flex;
        align-items: center;
        justify-content: space-between;
      }
      .ds-logo-area {
        display: flex;
        align-items: center;
        gap: 12px;
        cursor: pointer;
      }
      .ds-logo-svg-container {
        width: 130px;
        transition: var(--transition-smooth);
      }
      .ds-logo-svg-container svg {
        width: 100%;
        height: auto;
      }
      .ds-logo-svg-container svg path {
        transition: var(--transition-fast);
      }
      .ds-logo-svg-container:hover svg path {
        fill: var(--color-accent-teal) !important;
      }
      .ds-logo-sub {
        font-size: 0.65rem;
        text-transform: uppercase;
        letter-spacing: 0.2em;
        font-weight: 700;
        border-left: 1.5px solid;
        padding-left: 12px;
        height: 14px;
        display: flex;
        align-items: center;
        transition:
          border-color 0.4s ease,
          color 0.4s ease;
      }
      .ds-header-nav {
        display: flex;
        align-items: center;
        gap: 4px;
      }
      .ds-header-actions {
        display: flex;
        align-items: center;
        gap: 12px;
      }
      @media (max-width: 1120px) {
        .ds-header-nav {
          display: none;
        }
      }

      /* CONTEÚDO */
      .ds-content {
        flex: 1;
        padding: 140px 40px 80px 40px;
        max-width: 1400px;
        width: 100%;
        margin: 0 auto;
        position: relative;
        z-index: 2;
      }

      .section-header {
        margin-bottom: 48px;
        border-bottom: 1px solid var(--color-border-subtle);
        padding-bottom: 24px;
      }
      .section-tag {
        font-family: var(--font-family-mono);
        font-size: 0.75rem;
        color: var(--color-accent-teal);
        text-transform: uppercase;
        letter-spacing: 0.2em;
        display: block;
        margin-bottom: 8px;
      }
      .section-title {
        font-family: var(--font-family-serif);
        font-size: 2.2rem;
        font-weight: 700;
        color: var(--color-primary);
        letter-spacing: -0.02em;
      }
      .section-description {
        font-size: 1rem;
        color: var(--color-secondary);
        margin-top: 10px;
        max-width: 700px;
      }

      /* Cartão Padrão (Paper Legal Layout) */
      .sample-card {
        background: var(--color-bg-pure);
        border: 1px solid var(--color-border-subtle);
        border-radius: 24px;
        padding: 56px;
        box-shadow: var(--shadow-medium);
        position: relative;
        overflow: hidden;
      }
      @media (max-width: 768px) {
        .sample-card {
          padding: 30px 20px;
        }
      }

      /* TIPOGRAFIA LEGAL */
      .legal-document {
        color: var(--color-secondary);
        font-size: 0.95rem;
        line-height: 1.8;
      }
      .legal-document h2 {
        font-family: var(--font-family-serif);
        font-size: 1.3rem;
        font-weight: 700;
        color: var(--color-primary);
        margin-top: 40px;
        margin-bottom: 16px;
        border-bottom: 1px solid var(--color-border-subtle);
        padding-bottom: 8px;
      }
      .legal-document h2:first-child {
        margin-top: 0;
      }
      .legal-document p {
        margin-bottom: 20px;
        text-align: justify;
      }
      .legal-document ul {
        margin-bottom: 24px;
        padding-left: 24px;
      }
      .legal-document li {
        margin-bottom: 8px;
      }
      .legal-highlight {
        font-weight: 600;
        color: var(--color-accent-teal);
      }

      /* ANIMAÇÃO DE REVEAL */
      .char {
        display: inline-block;
        opacity: 0;
        transform: translateY(60px);
        filter: blur(4px);
        transition: all 0.9s cubic-bezier(0.16, 1, 0.3, 1);
      }
      .char.revealed {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0px);
      }
      .animate-on-scroll {
        opacity: 0.01;
        filter: blur(8px);
        transform: translateY(30px);
        transition: all 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
      }
      .animate-on-scroll.in-view {
        opacity: 1;
        filter: blur(0);
        transform: translateY(0);
      }

      /* FOOTER */
      .ds-footer {
        background: var(--color-bg-pure);
        border-top: 1px solid var(--color-border-subtle);
        padding: 80px 40px 40px 40px;
        position: relative;
        z-index: 2;
      }
      .ds-footer-container {
        max-width: 1400px;
        margin: 0 auto;
        display: grid;
        grid-template-columns: 1.2fr 1fr 1.2fr;
        gap: 64px;
        margin-bottom: 60px;
      }
      @media (max-width: 991px) {
        .ds-footer-container {
          grid-template-columns: 1fr;
          gap: 40px;
        }
      }
      .footer-column-left {
        display: flex;
        flex-direction: column;
        gap: 20px;
      }
      .footer-logo-svg-container {
        width: 250px;
        transition: var(--transition-smooth);
      }
      .footer-logo-svg-container svg {
        width: 100%;
        height: auto;
      }
      .footer-logo-svg-container svg path {
        fill: var(--color-primary) !important;
        transition: var(--transition-fast);
      }
      .footer-logo-svg-container:hover svg path {
        fill: var(--color-accent-teal) !important;
      }
      .footer-firm-desc {
        font-size: 0.88rem;
        color: var(--color-secondary);
        line-height: 1.6;
        max-width: 320px;
      }
      .footer-column-center {
        display: flex;
        flex-direction: column;
        gap: 24px;
      }
      .footer-title {
        font-family: var(--font-family-serif);
        font-size: 0.85rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.15em;
        color: var(--color-primary);
      }
      .footer-vertical-menu {
        display: flex;
        flex-direction: column;
        gap: 12px;
      }
      .footer-vertical-menu a {
        text-decoration: none;
        font-size: 0.88rem;
        color: var(--color-secondary);
        transition: var(--transition-fast);
        align-self: flex-start;
        display: flex;
        align-items: center;
        gap: 8px;
      }
      .footer-vertical-menu a:hover {
        color: var(--color-accent-teal);
        transform: translateX(4px);
      }
      .footer-column-right {
        display: flex;
        flex-direction: column;
        gap: 24px;
      }
      .footer-contact-info {
        display: flex;
        flex-direction: column;
        gap: 16px;
      }
      .footer-contact-item {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 0.9rem;
        color: var(--color-secondary);
      }
      .footer-contact-item i {
        color: var(--color-accent-teal);
        font-size: 1.1rem;
      }
      .footer-contact-item a {
        color: var(--color-secondary);
        text-decoration: none;
        transition: var(--transition-fast);
      }
      .footer-contact-item a:hover {
        color: var(--color-accent-teal);
      }
      .footer-social-buttons {
        display: flex;
        gap: 12px;
      }
      .footer-social-btn {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: var(--color-bg-base);
        border: 1px solid var(--color-border-subtle);
        color: var(--color-secondary);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: var(--transition-smooth);
        text-decoration: none;
        overflow: hidden;
      }
      .footer-social-btn:hover {
        background: var(--color-primary);
        color: #ffffff;
        border-color: var(--color-primary);
        transform: translateY(-3px);
        box-shadow: var(--shadow-medium);
      }
      .ds-footer-bottom {
        max-width: 1400px;
        margin: 0 auto;
        border-top: 1px solid var(--color-border-subtle);
        padding-top: 30px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 20px;
      }
      .footer-copyright {
        font-size: 0.8rem;
        color: var(--color-secondary);
      }
      .footer-legal-links {
        display: flex;
        gap: 24px;
      }
      .footer-legal-links a {
        text-decoration: none;
        font-size: 0.8rem;
        color: var(--color-secondary);
        transition: var(--transition-fast);
      }
      .footer-legal-links a:hover {
        color: var(--color-accent-teal);
      }

      .btn-beam-container {
        position: relative;
        display: inline-block;
        border-radius: 99px;
        padding: 1.5px;
        overflow: hidden;
        background: transparent;
        cursor: pointer;
        z-index: 1;
        transition: transform 0.2s ease;
      }
      .btn-beam-container:active {
        transform: scale(0.97);
      }

      .beam-border {
        position: absolute;
        inset: -4px;
        border-radius: 99px;
        pointer-events: none;
        z-index: -1;
        opacity: 0;
        background: conic-gradient(
          from 0deg at 50% 50%,
          transparent 0deg,
          var(--color-accent-teal) 60deg,
          transparent 120deg
        );
        animation: rotate-beam 2.5s linear infinite;
        transition: opacity 0.5s ease;
      }
      .btn-beam-container:hover .beam-border {
        opacity: 1;
      }

      .btn-beam-content {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        background: var(--color-primary);
        color: #ffffff;
        padding: 14px 28px;
        border-radius: 99px;
        font-size: 0.85rem;
        font-weight: 600;
        border: 1px solid rgba(255, 255, 255, 0.05);
        transition: var(--transition-smooth);
        text-decoration: none;
      }
      .btn-beam-container:hover .btn-beam-content {
        background: #1b1d26;
      }
      .btn-beam-content i {
        transition: transform 0.3s ease;
        color: var(--color-accent-cyan);
        font-size: 1.1rem;
      }
      .btn-beam-container:hover .btn-beam-content i {
        transform: translateX(4px);
      }
      @keyframes rotate-beam {
        from {
          transform: rotate(0deg);
        }
        to {
          transform: rotate(360deg);
        }
      }
      .footer-social-icon {
        width: 30px;
        height: 30px;
        display: block;
        object-fit: contain;
        transition: var(--transition-fast);
      }
      .footer-social-btn:hover .footer-social-icon {
        transform: scale(1.04);
      }

      /* Responsive refinement */
      @media (max-width: 1024px) {
        .grid-lines-bg {
          padding-inline: 20px;
        }

        .ds-header,
        .ds-header.scrolled {
          padding-inline: 20px;
        }

        .ds-logo-sub {
          display: none;
        }

        .ds-content {
          padding: 120px 20px 60px;
        }

        .ds-footer {
          padding: 64px 20px 32px;
        }
      }

      @media (max-width: 768px) {
        .ds-header {
          padding: 14px 16px;
        }

        .ds-header.scrolled {
          padding: 12px 16px;
        }

        .ds-logo-svg-container {
          width: 112px;
        }

        .ds-header-actions {
          display: none;
        }

        .ds-header-container {
          display: grid;
          grid-template-columns: minmax(0, 1fr);
          gap: 12px;
          min-width: 0;
        }

        .ds-header-nav {
          display: flex;
          width: 100%;
          gap: 6px;
          overflow-x: auto;
          padding-top: 10px;
          border-top: 1px solid var(--color-border-subtle);
          scrollbar-width: none;
        }

        .ds-header-nav::-webkit-scrollbar {
          display: none;
        }

        .ds-header .nav-link {
          flex: 0 0 auto;
          padding: 6px 10px;
          font-size: 0.76rem;
        }

        .ds-header-actions .btn-beam-content {
          padding: 9px 14px !important;
          font-size: 0.72rem !important;
          white-space: nowrap;
        }

        .ds-content {
          padding: 150px 20px 56px;
        }

        .section-header {
          margin-bottom: 32px;
          padding-bottom: 20px;
        }

        .section-title {
          font-size: 1.8rem;
          line-height: 1.25;
        }

        .sample-card {
          border-radius: 20px;
        }

        .legal-document {
          font-size: 0.92rem;
          line-height: 1.7;
        }

        .legal-document h2 {
          font-size: 1.16rem;
          margin-top: 30px;
        }

        .legal-document p {
          text-align: left;
          overflow-wrap: anywhere;
        }

        .legal-document ul {
          padding-left: 18px;
        }

        .ds-footer {
          padding: 56px 20px 28px;
        }

        .footer-logo-svg-container {
          max-width: 100%;
        }

        .footer-contact-item {
          align-items: flex-start;
        }

        .footer-contact-item a {
          overflow-wrap: anywhere;
        }

        .ds-footer-bottom {
          align-items: flex-start;
          flex-direction: column;
        }
      }

      @media (max-width: 420px) {
        .grid-lines-bg {
          padding-inline: 16px;
        }

        .ds-content {
          padding-inline: 16px;
        }

        .ds-logo-svg-container {
          width: 100px;
        }

        .footer-legal-links {
          flex-wrap: wrap;
          gap: 12px 18px;
        }
      }