*, *::before, *::after { box-sizing: border-box; }
    :root{
      --bg: #0f0f13;
      --panel: #12131a;
      --card: #151725;
      --text: #e9e9ef;
      --muted: #a0a3b1;
      --primary: #6c4df6; /* roxo vibrante */
      --primary-600: #5c3ef2;
      --ring: rgba(108,77,246,.45);
      --border: #26283a;
      --white: #fff;
      --success: #18b36a;
      --shadow-lg: white;
      --shadow-sm: white;
      --radius: 14px;
    }
    html, body { height: 100%; }
    body{
      margin: 0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, "Helvetica Neue", Arial;
      color: white;
    
    }

    /* --------------------
       Layout principal
    -------------------- */
    .wrapper{
      max-width: 1120px;
      margin: 0 auto;
      padding: 48px 20px 72px;
      position: relative;
      isolation: isolate;
    }
    .grid{
      display: grid;
      grid-template-columns: 1.05fr 1fr;
      gap: 42px;
      align-items: start;
    }

    /* linhas de fundo suaves à direita */
    .bg-lines{
      position: absolute;
      inset: 0;
      pointer-events: none;
      opacity: .35;
      mask-image: radial-gradient(80% 80% at 70% 40%, #000 40%, transparent 90%);
    }
    .bg-lines svg{ width: 100%; height: 100%; display: block; }

    /* --------------------
       Coluna de texto (esquerda)
    -------------------- */
    .lead{
      padding-top: 14px;
    }
    .kicker{ color: black }
    .title{
      margin: 10px 0 12px;
      line-height: 1.05;
      font-weight: 800;
      font-size: clamp(32px, 4.5vw, 56px);
    }
    .title .accent{ color: black; }
    .title .accent-2{ color: black; opacity: .9; }
    .subtitle{ color: black; font-size: 1.05rem; }

    .email-card{
      margin-top: 28px;
      background: #016a30;
      border: 1px solid white;
      border-radius: var(--radius);
        box-shadow: white;
      padding: 16px 18px;
      display: inline-flex;
      align-items: center;
      gap: 12px;
    }
    .mail-ico{
      width: 36px; height: 36px; display: grid; place-items: center;
      border-radius: 10px; background: #18b36a;
      border: 1px solid rgba(108,77,246,.25);
    }
    .mail-ico svg{ width: 18px; height: 18px; fill: white; }
    .mail a{ color: var(--text); text-decoration: none; }
    .mail small{ display:block; color: var(--muted); margin-bottom: 2px; }

    /* --------------------
       Card do formulário (direita)
    -------------------- */
    .form-card{
      background: #016a30;
      border: 1px solid white;
      border-radius: 18px;
      padding: 24px;
         box-shadow: white;
    }
    .form-title{ font-weight: 700; margin: 2px 0 16px; display:flex; align-items:center; gap:8px; }
    .rocket{ color: var(--primary); font-size: 1.1em; }

    .field{ margin-bottom: 14px; }
    .label{ display:block; color: white; font-size: .9rem; margin: 0 0 8px; }
    .input, .textarea{
      width: 100%;
      padding: 14px 14px;
      border-radius: 12px;
      background: #0f1016;
      border: 1px solid #1f2231;
      color: white;
      outline: none;
      transition: box-shadow .2s, border-color .2s, transform .06s ease;
    }
    .textarea{ min-height: 120px; resize: vertical; }
    .input::placeholder, .textarea::placeholder{ color: #6f7490; }
    .input:focus, .textarea:focus{ border-color: white; box-shadow: white; }
    .input:active{ transform: translateY(0.5px); }

    .row{ display:grid; grid-template-columns: 1fr 1fr; gap: 12px; }

    .btn{
      appearance: none; border: none; cursor: pointer; 
      padding: 14px 18px; border-radius: 12px;
      background: #18b36a;
      color: var(--white); font-weight: 700; letter-spacing: .2px;
      box-shadow: white;
      transition: transform .08s ease, box-shadow .2s ease, filter .2s;
    }
    
    .btn:active{ transform: translateY(1px); }
    .btn[disabled]{ opacity: .6; cursor: not-allowed; }

    .helper{ color: var(--muted); font-size:.85rem; margin: 10px 0 0; }

    /* Toast */
    .toast{ position: fixed; right: 18px; bottom: 18px; background: #0e1612; color: #d6ffe9; border:1px solid #124f35; padding: 12px 14px; border-radius: 10px; box-shadow: var(--shadow-sm); display: none; }

    /* --------------------
       Responsividade
    -------------------- */
    @media (max-width: 980px){
      .grid{ grid-template-columns: 1fr; }
      .lead{ order: 1; }
    }
    @media (max-width: 520px){
      .row{ grid-template-columns: 1fr; }
      .email-card{ width: 100%; }
    }