:root{
      --cream:#fffaf1;
      --warm:#f7efe2;
      --terracotta:#e65324;
      --terracotta-dark:#c9441b;
      --teal:#083f4c;
      --ink:#12333c;
      --shadow:0 24px 60px rgba(8,63,76,.16);
    }

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

    body{
      background:var(--warm);
      color:var(--ink);
      font-family:Inter,system-ui,sans-serif;
      margin:0;
    }

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

    .site{
      max-width:1280px;
      margin:24px auto;
      background:var(--cream);
      box-shadow:var(--shadow);
      overflow:hidden;
      border-radius:18px;
      min-height:calc(100vh - 48px);
      display:flex;
      flex-direction:column;
    }

    .container{
      width:min(1120px,calc(100% - 40px));
      margin:auto;
    }

    .serif{
      font-family:'Playfair Display',Georgia,serif;
    }

    /* =========================
       HEADER / NAVIGATION
    ========================== */

    header{
      background:rgba(255,250,241,.95);
      border-bottom:1px solid rgba(8,63,76,.08);
    }

    .nav{
      display:flex;
      justify-content:space-between;
      align-items:center;
      padding:22px 0;
      min-height:106px;
    }

    .logo{
      line-height:.88;
      color:var(--teal);
      font-weight:900;
      font-size:31px;
      letter-spacing:-.04em;
    }

    .logo span{
      display:block;
      color:var(--terracotta);
      font-family:Inter,sans-serif;
      font-size:10px;
      font-weight:900;
      letter-spacing:.12em;
      text-transform:uppercase;
      margin-top:8px;
    }

    .back{
      font-weight:900;
      color:var(--teal);
    }

    /* =========================
       THANK YOU SECTION
    ========================== */

    .thankyou-wrap{
      flex:1;
      display:flex;
      align-items:center;
      justify-content:center;
      padding:70px 20px;
      background:
        linear-gradient(
          100deg,
        #fffaf1 0%,
        #fbefd7 55%,
        #cbeaf2 100%
    );
    }

.thankyou-wrap .container{
  width:100%;
  display:flex;
  justify-content:center;
}

    .card{
      width:min(760px,100%);
      background:rgba(255,255,255,.72);
      backdrop-filter:blur(6px);
      border:1px solid rgba(8,63,76,.08);
      border-radius:28px;
      padding:65px 60px;
      text-align:center;
      box-shadow:0 18px 45px rgba(8,63,76,.10);
    }

    .eyebrow{
      color:var(--terracotta);
      font-size:12px;
      font-weight:900;
      letter-spacing:.12em;
      text-transform:uppercase;
      margin-bottom:18px;
    }

    h1{
      font-size:64px;
      line-height:1;
      margin:0 0 26px;
      color:var(--teal);
      letter-spacing:-.04em;
    }

    p{
      font-size:20px;
      line-height:1.8;
      color:#42636c;
      max-width:580px;
      margin:0 auto 42px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:16px 28px;
      border-radius:12px;
      background:var(--terracotta);
      color:white;
      font-weight:900;
      transition:.2s;
      box-shadow:0 16px 32px rgba(230,83,36,.22);
    }

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

    /* =========================
       FOOTER
    ========================== */

    footer{
      background:#072f3a;
      color:rgba(255,255,255,.72);
      padding:35px 0;
      text-align:center;
      font-size:13px;
    }

    footer a{
      color:white;
      font-weight:800;
    }

    /* =========================
       RESPONSIVE
    ========================== */

    @media(max-width:900px){

      .site{
        margin:0;
        border-radius:0;
      }

      .logo{
        font-size:24px;
      }

      .card{
        padding:50px 34px;
      }

      h1{
        font-size:46px;
      }

      p{
        font-size:18px;
      }
    }

    @media(max-width:560px){

      .container{
        width:min(100% - 28px,1120px);
      }

      .nav{
        min-height:auto;
      }

      .card{
        padding:42px 24px;
        border-radius:22px;
      }

      h1{
        font-size:40px;
      }

      p{
        font-size:17px;
      }

      .btn{
        width:100%;
      }
    }