:root {
      --primary: #2563eb;
      --primary-dark: #1d4ed8;
      --secondary: #0f172a;
      --text: #334155;
      --muted: #64748b;
      --light: #f8fafc;
      --border: #e2e8f0;
      --white: #ffffff;
      --success: #16a34a;
      --radius: 18px;
      --shadow: 0 18px 45px rgba(15, 23, 42, 0.09);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: Inter, Arial, Helvetica, sans-serif;
      color: var(--text);
      background: var(--white);
      line-height: 1.6;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img {
      max-width: 100%;
      display: block;
    }

    .container-lantec {
      width: min(1120px, 92%);
      margin: 0 auto;
    }

    .section-lantec {
      padding: 100px 0;
    }

    .section-header-lantec {
      max-width: 680px;
      margin-bottom: 48px;
    }

    .section-header-lantec.center-lantec {
      margin-left: auto;
      margin-right: auto;
      text-align: center;
    }

    .eyebrow-lantec {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      font-size: 0.8rem;
      font-weight: 800;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      margin-bottom: 14px;
    }

    .eyebrow-lantec::before {
      content: "";
      width: 28px;
      height: 2px;
      background: var(--primary);
    }

    h1,
    h2,
    h3 {
      color: var(--secondary);
      line-height: 1.15;
    }

    h1 {
      font-size: clamp(2.5rem, 6vw, 4.7rem);
      letter-spacing: -0.06em;
    }

    h2 {
      font-size: clamp(2rem, 4vw, 3rem);
      letter-spacing: -0.04em;
      margin-bottom: 16px;
    }

    h3 {
      font-size: 1.25rem;
      margin-bottom: 10px;
    }

    p {
      color: var(--muted);
    }

    .btn-lantec {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      border: 0;
      border-radius: 10px;
      padding: 14px 22px;
      font-size: 0.95rem;
      font-weight: 700;
      cursor: pointer;
      transition: 0.25s ease;
    }

    .btn-primary-lantec {
      color: var(--white);
      background: var(--primary);
      box-shadow: 0 10px 24px rgba(37, 99, 235, 0.24);
    }

    .btn-primary-lantec:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
    }

    .btn-outline-lantec {
      color: var(--secondary);
      border: 1px solid var(--border);
      background: var(--white);
    }

    .btn-outline-lantec:hover {
      border-color: var(--primary);
      color: var(--primary);
      transform: translateY(-2px);
    }

    /* Header */

    .header-lantec {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.9);
      border-bottom: 1px solid rgba(226, 232, 240, 0.7);
      backdrop-filter: blur(16px);
    }

    .nav-lantec {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
    }

    .logo-lantec {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--secondary);
      font-size: 1.15rem;
      font-weight: 900;
      letter-spacing: -0.04em;
    }

    .logo-mark-lantec {
      display: grid;
      place-items: center;
      width: 38px;
      height: 38px;
      border-radius: 11px;
      color: var(--white);
      background: var(--primary);
      font-size: 1.2rem;
    }

    .nav-links-lantec {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
      font-size: 0.92rem;
      font-weight: 600;
    }

    .nav-links-lantec a {
      color: var(--muted);
      transition: 0.2s;
    }

    .nav-links-lantec a:hover {
      color: var(--primary);
    }

    .menu-button-lantec {
      display: none;
      border: 0;
      background: transparent;
      color: var(--secondary);
      font-size: 1.8rem;
      cursor: pointer;
    }

    /* Hero */

    .hero-lantec {
      position: relative;
      overflow: hidden;
      padding: 110px 0 90px;
      background:
        radial-gradient(
          circle at 80% 20%,
          rgba(37, 99, 235, 0.13),
          transparent 30%
        ),
        linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
    }

    .hero-content-lantec p {
      max-width: 620px;
      margin: 24px 0 32px;
      font-size: 1.1rem;
    }

    .hero-actions-lantec {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    .hero-info-lantec {
      display: flex;
      flex-wrap: wrap;
      gap: 24px;
      margin-top: 38px;
    }

    .hero-info-lantec strong {
      display: block;
      color: var(--secondary);
      font-size: 1.35rem;
    }

    .hero-info-lantec span {
      color: var(--muted);
      font-size: 0.88rem;
    }
    
    .hero-grid-lantec {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      align-items: center;
      gap: 70px;
    }

    .camera-lens-lantec {
      position: absolute;
      top: 50%;
      left: 50%;
      display: grid;
      place-items: center;
      width: 190px;
      height: 190px;
      transform: translate(-50%, -50%);
      border: 15px solid rgba(255, 255, 255, 0.8);
      border-radius: 50%;
      background: #0f172a;
      box-shadow:
        0 0 0 20px rgba(37, 99, 235, 0.25),
        0 0 70px rgba(96, 165, 250, 0.85);
    }

    .camera-lens-lantec::after {
      content: "";
      width: 65px;
      height: 65px;
      border-radius: 50%;
      background: radial-gradient(
        circle at 35% 30%,
        #93c5fd,
        #1d4ed8 40%,
        #020617 70%
      );
    }

    .visual-label-lantec {
      position: absolute;
      left: 28px;
      bottom: 25px;
      z-index: 1;
      color: var(--white);
    }

    .visual-label-lantec small {
      display: block;
      color: #bfdbfe;
      margin-bottom: 4px;
    }

    .visual-label-lantec strong {
      font-size: 1.3rem;
    }

    .floating-card-lantec {
      z-index: 2;
      padding: 18px;
    }

    .floating-card-lantec.top-lantec {
      top: 0;
      right: 0;
    }

    .floating-card-lantec.bottom-lantec {
      bottom: 0;
      left: 0;
    }

    .floating-card-lantec small {
      display: block;
      color: var(--muted);
      font-size: 0.75rem;
      margin-bottom: 5px;
    }

    .status-lantec {
      display: flex;
      align-items: center;
      gap: 8px;
      color: var(--success);
      font-weight: 800;
    }

    .status-lantec::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--success);
      box-shadow: 0 0 0 5px rgba(22, 163, 74, 0.12);
    }

    /* Cards */

    .services-lantec {
      background: var(--light);
    }

    .cards-lantec {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .card-lantec {
      padding: 30px;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      background: var(--white);
      transition: 0.25s ease;
    }

    .card-lantec:hover {
      transform: translateY(-6px);
      border-color: #bfdbfe;
      box-shadow: var(--shadow);
    }

    .icon-lantec {
      display: grid;
      place-items: center;
      width: 52px;
      height: 52px;
      margin-bottom: 22px;
      border-radius: 14px;
      color: var(--primary);
      background: #eff6ff;
      font-size: 1.5rem;
    }

    .card-lantec p {
      font-size: 0.94rem;
    }

    .card-link-lantec {
      display: inline-flex;
      margin-top: 20px;
      color: var(--primary);
      font-size: 0.9rem;
      font-weight: 800;
    }

    /* About */
    .about-image-lantec::before,
    .about-image-lantec::after {
      content: "";
      position: absolute;
      border: 1px solid rgba(255, 255, 255, 0.28);
      border-radius: 50%;
    }

    .about-image-lantec::before {
      width: 330px;
      height: 330px;
      top: 45px;
      left: 50%;
      transform: translateX(-50%);
    }

    .about-image-lantec::after {
      width: 190px;
      height: 190px;
      top: 115px;
      left: 50%;
      transform: translateX(-50%);
      background: rgba(255, 255, 255, 0.12);
    }

    .about-badge-lantec {
      position: absolute;
      left: 24px;
      bottom: 24px;
      padding: 18px 20px;
      color: var(--white);
      border-radius: 14px;
      background: rgba(15, 23, 42, 0.72);
      backdrop-filter: blur(10px);
    }

    .about-badge-lantec strong {
      display: block;
      font-size: 1.5rem;
    }

    .checks-lantec {
      display: grid;
      gap: 16px;
      margin: 28px 0 32px;
      list-style: none;
    }

    .checks-lantec li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      color: var(--text);
    }

    .checks-lantec li::before {
      content: "✓";
      display: grid;
      flex: 0 0 23px;
      place-items: center;
      width: 23px;
      height: 23px;
      color: var(--white);
      border-radius: 50%;
      background: var(--primary);
      font-size: 0.75rem;
      font-weight: 900;
    }

    /* Process */

    .process-lantec {
      background: var(--light);
    }

    .process-grid-lantec {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .process-item-lantec {
      position: relative;
      padding: 26px;
      border-radius: var(--radius);
      background: var(--white);
    }

    .process-number-lantec {
      display: inline-grid;
      place-items: center;
      width: 40px;
      height: 40px;
      margin-bottom: 22px;
      color: var(--white);
      border-radius: 50%;
      background: var(--primary);
      font-weight: 900;
    }

    /* CTA */

    .cta-lantec {
      padding: 70px 0;
    }

    .cta-box-lantec {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
      padding: 52px;
      overflow: hidden;
      border-radius: 24px;
      color: var(--white);
      background:
        radial-gradient(
          circle at 90% 20%,
          rgba(96, 165, 250, 0.35),
          transparent 25%
        ),
        var(--secondary);
    }

    .cta-box-lantec h2 {
      color: var(--white);
      margin-bottom: 10px;
    }

    .cta-box-lantec p {
      color: #cbd5e1;
    }

    /* Contact */

    .contact-lantec {
      background: var(--light);
    }

    .contact-grid-lantec {
      display: grid;
      grid-template-columns: 0.8fr 1.2fr;
      gap: 50px;
    }

    .contact-list-lantec {
      display: grid;
      gap: 20px;
      margin-top: 30px;
    }

    .contact-item-lantec {
      display: flex;
      gap: 14px;
      align-items: flex-start;
    }

    .contact-item-lantec .icon-lantec {
      flex: 0 0 44px;
      width: 44px;
      height: 44px;
      margin: 0;
      font-size: 1.1rem;
    }

    .contact-item-lantec strong {
      display: block;
      color: var(--secondary);
    }

    .contact-item-lantec span {
      color: var(--muted);
      font-size: 0.92rem;
    }

    .form-lantec {
      display: grid;
      gap: 16px;
      padding: 32px;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      background: var(--white);
      box-shadow: var(--shadow);
    }

    .form-row-lantec {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    label {
      display: grid;
      gap: 7px;
      color: var(--secondary);
      font-size: 0.88rem;
      font-weight: 700;
    }

    input,
    textarea,
    select {
      width: 100%;
      padding: 13px 14px;
      border: 1px solid var(--border);
      border-radius: 9px;
      outline: none;
      color: var(--secondary);
      background: var(--white);
      font: inherit;
      transition: 0.2s;
    }

    input:focus,
    textarea:focus,
    select:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }

    textarea {
      min-height: 125px;
      resize: vertical;
    }

    .form-message-lantec {
      display: none;
      padding: 12px 14px;
      border-radius: 8px;
      color: #166534;
      background: #dcfce7;
      font-size: 0.9rem;
    }

    /* Footer */

    .footer-lantec {
      padding: 28px 0;
      color: #94a3b8;
      background: var(--secondary);
      font-size: 0.9rem;
    }

    .footer-content-lantec {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .footer-lantec .logo-lantec {
      color: var(--white);
    }

    /* Responsivo */

    @media (max-width: 900px) {
      .hero-grid-lantec,
      .about-grid-lantec,
      .contact-grid-lantec {
        grid-template-columns: 1fr;
      }

      .hero-visual-lantec {
        max-width: 650px;
        width: 100%;
        margin: 0 auto;
      }

      .cards-lantec {
        grid-template-columns: repeat(2, 1fr);
      }

      .process-grid-lantec {
        grid-template-columns: repeat(2, 1fr);
      }

      .cta-box-lantec {
        align-items: flex-start;
        flex-direction: column;
      }
    }

    @media (max-width: 680px) {
      .section-lantec {
        padding: 72px 0;
      }

      .nav-lantec {
        min-height: 68px;
      }

      .menu-button-lantec {
        display: block;
      }

      .nav-links-lantec {
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px 4%;
        border-bottom: 1px solid var(--border);
        background: var(--white);
      }

      .nav-links-lantec.active-lantec {
        display: flex;
      }

      .nav-links-lantec li a {
        display: block;
        padding: 12px 0;
      }

      .nav-lantec .btn-lantec {
        display: none;
      }

      .hero-lantec {
        padding: 0px 0;
      }

      .hero-visual-lantec {
        min-height: 350px;
        display: none;
      }

      .main-visual-lantec {
        inset: 25px 0 15px 15px;
      }

      .camera-lens-lantec {
        width: 140px;
        height: 140px;
      }

      .cards-lantec,
      .process-grid-lantec,
      .form-row-lantec {
        grid-template-columns: 1fr;
      }

      .cta-box-lantec {
        padding: 32px 24px;
      }

      .form-lantec {
        padding: 22px;
      }

      .footer-content-lantec {
        align-items: flex-start;
        flex-direction: column;
      }
    }