:root{
      /* Paleta alinhada ao logo (fundo navy + branco dominante) */
      --bg: #0a0e1d;
      --surface: #111825;
      --surface-light: #182130;
      --muted: #94a3b8;
      --text: #e6eef7;
      --white: #ffffff;
      --accent: #3b82f6;   /* azul técnico */
      --accent-2: #10b981; /* verde sutil para estados e destaques */
      --glass: rgba(255,255,255,0.05);
      --glass-border: rgba(255,255,255,0.08);
      --radius: 16px;
      --radius-sm: 12px;
      --container: 1200px;
      --shadow-lg: 0 10px 40px rgba(0,0,0,0.25);
      --shadow-xl: 0 20px 60px rgba(0,0,0,0.35);

      --font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
      --fs-base: 16px;
      --h1: clamp(36px, 5vw, 56px);
      --h2: clamp(28px, 3.5vw, 40px);
      --h3: clamp(20px, 2.5vw, 28px);
      --lead: clamp(18px, 2vw, 20px);
      --body: 16px;
      --small: 14px;
      --xs: 12px;
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
    body{
      font-family:var(--font-family);
      font-size:var(--fs-base);
      background:var(--bg);
      background-image:
        radial-gradient(ellipse at top, rgba(59,130,246,0.08), transparent 50%),
        radial-gradient(ellipse at bottom, rgba(16,185,129,0.05), transparent 50%);
      color:var(--text);
      line-height:1.6;
      min-height:100vh;
    }
    img{max-width:100%;height:auto;display:block;object-fit:cover}
    a{color:inherit;text-decoration:none;-webkit-transition:all 0.3s ease;-moz-transition:all 0.3s ease;-o-transition:all 0.3s ease;transition:all 0.3s ease}
    button{font-family:inherit}
    .container{max-width:var(--container);margin:0 auto;padding:0 24px}

    /* Header */
    header{
      position:fixed;top:0;left:0;right:0;z-index:999;
      background:rgba(10,14,29,0.85);
      -webkit-backdrop-filter:blur(14px);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--glass-border);
      -webkit-transition:all 0.3s ease;-moz-transition:all 0.3s ease;-o-transition:all 0.3s ease;transition:all 0.3s ease;
    }
    header.scrolled{background:rgba(10,14,29,0.96);-webkit-box-shadow:var(--shadow-lg);-moz-box-shadow:var(--shadow-lg);box-shadow:var(--shadow-lg)}
    .header-inner{padding:16px 0}
    .topbar{display:flex;align-items:center;justify-content:space-between;gap:40px}
    .brand{display:flex;align-items:center;gap:16px}
    .brand img{height:96px;width:auto;display:block}
    .divider{width:1px;height:32px;background:rgba(255,255,255,0.25)}
    .brand-text{display:flex;flex-direction:column;line-height:1.1}
    .brand-m2k{font-size:20px;font-weight:800;color:var(--white);letter-spacing:0.5px}
    .brand-consulting{font-size:12px;letter-spacing:0.5em;color:var(--muted)}

    nav ul{display:flex;gap:8px;list-style:none;align-items:center}
    nav a{color:var(--muted);font-weight:500;padding:10px 14px;border-radius:10px}
    nav a:hover{background:var(--glass);color:var(--white)}
    nav a.active{color:var(--accent);background:rgba(59,130,246,0.1)}

    .cta-header{display:flex;gap:12px;align-items:center}
    .btn{padding:12px 20px;border-radius:12px;font-weight:600;cursor:pointer;-webkit-transition:all 0.3s ease;-moz-transition:all 0.3s ease;-o-transition:all 0.3s ease;transition:all 0.3s ease;border:none;font-size:var(--small);display:inline-flex;align-items:center;gap:8px}
    .btn-primary{background:linear-gradient(135deg, var(--accent), #2563eb);color:white;-webkit-box-shadow:0 4px 20px rgba(59,130,246,0.3);-moz-box-shadow:0 4px 20px rgba(59,130,246,0.3);box-shadow:0 4px 20px rgba(59,130,246,0.3)}
    .btn-primary:hover{-webkit-transform:translateY(-2px);-ms-transform:translateY(-2px);transform:translateY(-2px);-webkit-box-shadow:0 6px 30px rgba(59,130,246,0.45);-moz-box-shadow:0 6px 30px rgba(59,130,246,0.45);box-shadow:0 6px 30px rgba(59,130,246,0.45)}
    .btn-outline{background:transparent;color:var(--white);border:1px solid var(--glass-border)}
    .btn-outline:hover{background:var(--glass);border-color:var(--accent);color:var(--white)}
    .menu-toggle{display:none;background:transparent;border:none;color:var(--white);font-size:24px;cursor:pointer;padding:8px}
    .btn-contact-mobile{display:none}

    #language-switcher-mobile { display: none; }

    /* Hero Carousel */
    .hero-carousel{margin-top:80px;padding:40px 0 0;position:relative}
    .carousel-viewport{
      position:relative;border-radius:var(--radius);border:1px solid var(--glass-border);
      overflow:hidden;min-height:540px;-webkit-box-shadow:var(--shadow-xl);-moz-box-shadow:var(--shadow-xl);box-shadow:var(--shadow-xl);
      background:linear-gradient(135deg, rgba(59,130,246,0.06), rgba(16,185,129,0.04));
    }
    .slide{
      position:absolute;inset:0;
    }
    .hero-carousel .slide {
      opacity:0;visibility:hidden;-webkit-transform:scale(1.01);-ms-transform:scale(1.01);transform:scale(1.01);
      -webkit-transition:opacity .6s ease, -webkit-transform .6s ease;
      -moz-transition:opacity .6s ease, -moz-transform .6s ease;
      -o-transition:opacity .6s ease, -o-transform .6s ease;
      transition:opacity .6s ease, transform .6s ease;
    }
    .hero-carousel .slide.is-active{opacity:1;visibility:visible;-webkit-transform:scale(1);-ms-transform:scale(1);transform:scale(1)}

    .why-m2k-carousel .slide {
        display: none;
        position: relative;
    }

    .why-m2k-carousel .slide.is-active {
        display: block;
    }
    .slide-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:sate(1.05) contrast(1.05);opacity:0.3;}
    .slide::after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(deg, rgba(10,14,29,0.95) 0%, rgba(10,14,29,0.8) 45%, rgba(10,14,29,0.6) 70%, rgba(10,14,29,0.4) 100%);
    }
    .slide-inner{
      position:relative;z-index:2;height:100%;
      display:grid;grid-template-columns:1.5fr 1fr;align-items:center;gap:40px;
      padding:40px 80px;
    }
    .eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--glass);padding:8px 16px;border-radius:999px;border:1px solid var(--glass-border);color:var(--accent);font-weight:600;font-size:var(--small);margin-bottom:24px}
    .eyebrow-dot{width:8px;height:8px;background:var(--accent);border-radius:50%}
    h1{font-size:var(--h1);font-weight:900;line-height:1.1;margin-bottom:16px;background:linear-gradient(135deg, var(--white), var(--muted));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
    .lead{font-size:var(--lead);color:var(--muted);line-height:1.6;margin-bottom:28px}
    .hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}

    .slide-highlight{
      display:flex;gap:16px;flex-wrap:wrap;margin-top:12px
    }
    .chip{
      background:var(--glass);border:1px solid var(--glass-border);color:var(--muted);
      padding:6px 10px;border-radius:999px;font-size:12px
    }

    .carousel-controls{
      position:absolute;inset:0;pointer-events:none;
    }
    .carousel-btn{
      pointer-events:auto;position:absolute;top:50%;
      -webkit-transform:translateY(-50%);
      -ms-transform:translateY(-50%);
      transform:translateY(-50%);
      width:44px;height:44px;border-radius:50%;border:1px solid var(--glass-border);
      background:rgba(17,24,37,0.7);
      -webkit-backdrop-filter:blur(10px);
      backdrop-filter:blur(10px);color:var(--white);
      display:flex;align-items:center;justify-content:center;font-size:20px;cursor:pointer;
      -webkit-box-shadow:var(--shadow-lg);
      -moz-box-shadow:var(--shadow-lg);
      box-shadow:var(--shadow-lg);
      -webkit-user-select: none;
      -moz-user-select: none;
      -ms-user-select: none;
      user-select: none;
    }
    .carousel-btn:hover{background:rgba(17,24,37,0.9);border-color:var(--accent)}
    .carousel-btn.prev{left:16px}
    .carousel-btn.next{right:16px}

    .carousel-dots{
      position:absolute;left:0;right:0;bottom:16px;display:flex;justify-content:center;gap:8px;z-index:3
    }
    .dot{
      width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,0.35);border:1px solid var(--glass-border);
      cursor:pointer;-webkit-transition:all .2s ease;-moz-transition:all .2s ease;-o-transition:all .2s ease;transition:all .2s ease
    }
    .dot[aria-selected="true"]{background:var(--accent)}

    /* Sections */
    section{padding:40px 0}

    main.legal-page {
      padding-top: 140px;
    }

    .legal-page .article-title {
        font-size: var(--h2);
    }

    .legal-content {
      font-size: var(--small);
      color: var(--muted);
      padding-top: 20px;
      max-width: 800px;
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    .legal-content h2 {
      font-size: var(--h3);
      color: var(--white);
      margin-top: 0.5em;
      margin-bottom: 0.5em;
    }

    .legal-content p {
        margin-bottom: 0.5em;
    }

    .legal-content ul {
        padding-left: 20px;
        margin-bottom: 0.5em;
    }

    .legal-content li {
        margin-bottom: 0.25em;
    }

    .section-header{text-align:center;margin-bottom:10px}
    .section-title{font-size:var(--h2);font-weight:800;margin-bottom:16px;background:linear-gradient(135deg, var(--white), var(--muted));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
    .section-subtitle{font-size:var(--body);color:var(--muted)}

    #sobre {
      /* background-image: linear-gradient(rgba(10,14,29,0.7), rgba(10,14,29,0.7)), url('https://images.unsplash.com/photo-1502758185688-8f322e06d0eb'); */
      background-image: linear-gradient(rgba(10,14,29,0.7), rgba(10,14,29,0.7)), url('../assets/main_background.jpg');
      background-size: cover;
      background-position: center center;
      background-repeat: no-repeat;
      background-attachment: fixed;
    }

    #sobre p {
      font-family: var(--font-family);
      font-size: var(--body);
      color: var(--text);
      line-height: 1.6;
      margin-bottom: 1em; /* Added for better text distribution */
    }

    #sobre p:last-child {
      margin-bottom: 0; /* Remove margin from the last paragraph in a column */
    }

    /* Services */
    .services-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));gap:24px}
    .service-card{background:var(--surface);border:1px solid var(--glass-border);border-radius:16px;overflow:hidden;-webkit-transition:all 0.3s ease;-moz-transition:all 0.3s ease;-o-transition:all 0.3s ease;transition:all 0.3s ease;display:flex;flex-direction:column}
    .service-card:hover{-webkit-transform:translateY(-8px);-ms-transform:translateY(-8px);transform:translateY(-8px);-webkit-box-shadow:var(--shadow-xl);-moz-box-shadow:var(--shadow-xl);box-shadow:var(--shadow-xl);border-color:var(--accent)}
    .service-image{width:100%;height:200px;object-fit:cover}
    .service-content{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
    .service-icon{width:48px;height:48px;background:linear-gradient(135deg, var(--accent), var(--accent-2));border-radius:12px;display:flex;align-items:center;justify-content:center;color:white;font-size:24px}
    .tab-feature-icon {
      width: 164px;
      height: 64px;
      background: linear-gradient(135deg, var(--accent), var(--accent-2));
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 32px; /* Increased size */
      margin-right: 24px; /* Adjusted padding */
    }
    .service-title{font-size:var(--h3);font-weight:700;color:var(--white)}
    .service-description{color:var(--muted);line-height:1.6}
    .service-features{list-style:none;margin-top:8px}
    .service-features li{padding:8px 0;color:var(--muted);font-size:var(--small);padding-left:24px;position:relative}
    .service-features li:before{content:"→";position:absolute;left:0;color:var(--accent)}

    /* Comparison */
    .comparison{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px}
    .comparison-card{padding:32px;border-radius:16px}
    .comparison-card.negative{background:linear-gradient(135deg, rgba(239,68,68,0.1), rgba(220,38,38,0.05));border:1px solid rgba(239,68,68,0.2)}
    .comparison-card.positive{background:linear-gradient(135deg, rgba(16,185,129,0.1), rgba(5,150,105,0.05));border:1px solid rgba(16,185,129,0.2)}
    .comparison-title{font-size:var(--h3);font-weight:700;margin-bottom:24px}
    .comparison-list{list-style:none}
    .comparison-list li{padding:12px 0;padding-left:32px;position:relative;color:var(--muted)}
    .comparison-list li:before{position:absolute;left:0;font-size:20px}
    .negative .comparison-list li:before{content:"✕";color:#ef4444}
    .positive .comparison-list li:before{content:"✓";color:#10b981}

    /* Methodology */
    .methodology{background:var(--surface);border-radius:16px;padding:60px;margin-top:40px}
    .steps-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(250px, 1fr));gap:40px;margin-top:40px}
    .step{text-align:center}
    .step-number{width:60px;height:60px;background:linear-gradient(135deg, var(--accent), var(--accent-2));border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:24px;font-weight:700;color:white}
    .step-title{font-size:20px;font-weight:700;margin-bottom:12px;color:var(--white)}
    .step-description{color:var(--muted);line-height:1.6}

    /* Metrics */
    .metrics-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));gap:24px;margin-top:40px}
    .metric-card{background:var(--surface);border:1px solid var(--glass-border);padding:32px;border-radius:16px;text-align:center;-webkit-transition:all 0.3s ease;-moz-transition:all 0.3s ease;-o-transition:all 0.3s ease;transition:all 0.3s ease}
    .metric-card:hover{-webkit-transform:translateY(-4px);-ms-transform:translateY(-4px);transform:translateY(-4px);-webkit-box-shadow:var(--shadow-lg);-moz-box-shadow:var(--shadow-lg);box-shadow:var(--shadow-lg);border-color:var(--accent)}
    .metric-value{font-size:48px;font-weight:900;background:linear-gradient(135deg, var(--accent), var(--accent-2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
    .metric-label{color:var(--muted);margin-top:8px}

            /* Diferenciais Carousel */
    .why-m2k-carousel {
      overflow: hidden;
      transition: min-height 0.3s ease-in-out;
    }
    .slide.is-measuring {
        visibility: hidden !important;
        position: relative !important;
        opacity: 0 !important;
        z-index: -1;
    }
    .why-m2k-carousel .slide {
        padding: 0.5rem;
    }
    .why-m2k-carousel .service-card {
        text-align: center;
        background: transparent;
        border: none;
    }
    .why-m2k-carousel .service-card:hover {
        transform: none;
        box-shadow: none;
        border-color: transparent;
    }
    .why-m2k-carousel .service-content {
        padding: 24px 60px 48px;
        gap: 12px;
        align-items: center;
    }
    .why-m2k-carousel .service-icon {
        font-size: 28px;
        width: 60px;
        height: 60px;
    }
    .why-m2k-carousel .service-title {
        font-size: 1.3rem;
    }
    .why-m2k-carousel .service-description {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .highlight {
      color: var(--accent);
      font-weight: 600;
    }

        /* Compact Contact Section */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 60px;
      align-items: center;
      background: var(--surface);
      border-radius: 16px;
      padding: 60px;
      border: 1px solid var(--glass-border);
    }
    .contact-info .section-title,
    .contact-info .section-subtitle {
      text-align: left;
      margin: 0;
    }
    .contact-info .section-subtitle {
      margin-top: 16px;
      margin-bottom: 32px;
    }
    .contact-details p {
      color: var(--muted);
      margin-bottom: 8px;
    }
    .form-grid-compact {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .form-grid-compact .full {
      grid-column: 1 / -1;
    }
    .form-group{display:flex;flex-direction:column}
    label{font-size:var(--small);color:var(--muted);margin-bottom:8px;font-weight:500}
    input, textarea, select{padding:14px 16px;border-radius:12px;border:1px solid var(--glass-border);background:var(--glass);color:var(--white);font-size:var(--body);-webkit-transition:all 0.3s ease;-moz-transition:all 0.3s ease;-o-transition:all 0.3s ease;transition:all 0.3s ease}
    input:focus, textarea:focus, select:focus{outline:none;border-color:var(--accent);background:var(--surface-light)}
    textarea{min-height:120px;resize:vertical}
    .form-footer{margin-top:24px;display:flex;justify-content:space-between;align-items:center;gap:16px}
    .checkbox-group{display:flex;align-items:center;gap:8px}

    /* Footer */
    footer{background:var(--surface);border-top:1px solid var(--glass-border);padding:60px 0 30px;margin-top:100px}
    .footer-content{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
    .footer-brand{display:flex;align-items:center;gap:16px;margin-bottom:16px}
    .footer-links{list-style:none}
    .footer-links li{margin-bottom:12px}
    .footer-links a{color:var(--muted)}
    .footer-links a:hover{color:var(--accent)}
    .footer-bottom{padding-top:30px;border-top:1px solid var(--glass-border);display:flex;justify-content:space-between;align-items:center}

    /* Back to top */
    #backToTop{position:fixed;right:30px;bottom:30px;z-index:90;width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg, var(--accent), var(--accent-2));color:white;border:none;cursor:pointer;-webkit-box-shadow:var(--shadow-lg);-moz-box-shadow:var(--shadow-lg);box-shadow:var(--shadow-lg);display:none;align-items:center;justify-content:center;font-size:20px;-webkit-transition:all 0.3s ease;-moz-transition:all 0.3s ease;-o-transition:all 0.3s ease;transition:all 0.3s ease}
    #backToTop:hover{-webkit-transform:translateY(-4px);-ms-transform:translateY(-4px);transform:translateY(-4px);-webkit-box-shadow:var(--shadow-xl);-moz-box-shadow:var(--shadow-xl);box-shadow:var(--shadow-xl)}

    /* Responsivo */
    @media (max-width: 1024px) {
      .slide-inner {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 40px 60px; /* Aumentar padding lateral */
      }
      .carousel-viewport { min-height: auto; }
      .comparison { grid-template-columns: 1fr; }
      .contact-wrapper {
        grid-template-columns: 1fr;
        padding: 40px;
      }
      .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
      }
      .tabs-nav { justify-content: center; }
    }

    @media (max-width: 768px) {
      /* Header & Mobile Menu */
      .cta-header {
        display: flex;
        align-items: center;
        gap: 16px;
      }
      .btn-contact-mobile { display: none !important; }
      #language-switcher-mobile {
        display: block;
        color: var(--white);
        font-size: 24px;
        padding: 8px;
      }

      .menu-toggle {
        display: block;
        font-size: 24px;
        z-index: 101;
        padding: 8px;
        background: transparent;
        border: none;
        cursor: pointer;
      }
      .cta-header .cta-button {
        display: none;
      }
      .divider, .brand-consulting {
        display: none;
      }

      nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--surface);
        z-index: 100;
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        overflow-y: auto;
      }
      nav.is-open {
        transform: translateX(0);
      }
      nav ul {
        flex-direction: column;
        align-items: stretch;
        padding-top: 80px; /* Make space for the header */
        gap: 0;
      }
      nav a {
        display: block;
        padding: 1rem 1.5rem;
        border-bottom: 1px solid var(--glass-border);
        border-radius: 0;
      }
      nav li:last-child a {
        border-bottom: none;
      }

      body.no-scroll {
        overflow: hidden;
      }
      body.no-scroll::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 98; /* Below nav, above content */
      }

      /* Reset general carousel-viewport min-height for mobile */
      .carousel-viewport {
        min-height: auto; /* Allow height to adapt to content on mobile */
      }

      /* Contact Form */
      .contact-wrapper {
        gap: 40px;
      }
      .form-grid-compact {
        grid-template-columns: 1fr;
      }
      
      .footer-content { grid-template-columns: 1fr; text-align: center; }
      .footer-bottom { flex-direction: column; gap: 16px; }
    }

    @media (max-width: 480px) {
      :root {
        --h1: clamp(28px, 8vw, 40px);
        --h2: clamp(24px, 6vw, 32px);
        --lead: 16px;
      }
      .btn { padding: 12px 16px; font-size: 14px; }
      .slide-inner { padding: 24px; }
      .eyebrow { font-size: 12px; padding: 6px 12px; }
      .chip { font-size: 11px; padding: 5px 8px; }
      
      .contact-wrapper { padding: 24px; }
      .contact-info .section-subtitle { font-size: 15px; }
      label { font-size: 13px; }

      }

#language-switcher-container-desktop {
    position: relative;
}

#language-switcher-desktop,
#language-switcher-mobile {
    cursor: pointer;
    padding: 8px 12px;
    color: var(--muted);
    border-radius: 6px; /* Subtle rounded corners */
    transition: background 0.3s ease;
}

#language-switcher-desktop:hover,
#language-switcher-mobile:hover {
    background: var(--glass);
    color: var(--white);
}


#language-switcher-desktop .fa-globe,
#language-switcher-mobile .fa-globe {
    font-size: 16px;
}

.lang-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 5px);
    right: 0;
    background-color: var(--surface);
    box-shadow: var(--shadow-lg);
    z-index: 1;
    border-radius: 6px;
    border: 1px solid var(--glass-border);
    overflow: hidden;
}

.lang-dropdown a {
    padding: 10px 20px; /* Adjust padding for a balanced look */
    display: block;
    font-size: var(--xs); /* Slightly smaller font */
    text-align: center;
    white-space: nowrap;
}

.lang-dropdown a:hover {
    background: var(--accent);
    color: var(--white);
}

.lang-dropdown.show {
    display: block;
}

.cta-button {
    min-width: 190px;
    text-align: center;
    justify-content: center;
}