@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700&display=swap";:root{--black:#0a0a0a;--red:#c22;--green:#1a6b3a;--white:#fff;--cream:#fffdd0;--gray-7:#f4f4f4;--gray-6:#e8e8e8;--gray-3:#6b6b6b}body{height:100vh;color:var(--black);background:radial-gradient(circle at top,#fffdd0 0%,#f4f4f4 100%);justify-content:center;align-items:center;margin:0;padding:0;font-family:DM Sans,sans-serif;display:flex}.gateway-container{background:var(--white);border:4px solid var(--black);text-align:center;border-radius:24px;width:100%;max-width:420px;padding:40px;transition:all .3s;box-shadow:8px 8px #000}.success-container{border-color:var(--green);box-shadow:8px 8px 0px var(--green)}h1{margin-top:0;margin-bottom:8px;font-size:26px;font-weight:700}.subtitle{color:var(--gray-3);margin-bottom:30px;font-size:14px;line-height:1.5}.progress-bar-container{margin-bottom:32px}.step-labels{color:var(--gray-3);justify-content:space-between;margin-bottom:8px;font-size:13px;font-weight:500;display:flex}.step-labels span.active{color:var(--black);font-weight:700}.progress-bar{background:var(--gray-6);border:2px solid var(--black);border-radius:6px;width:100%;height:12px;overflow:hidden}.progress{background:var(--green);height:100%;transition:width .3s}.continue-btn{background:var(--black);color:var(--white);border:3px solid var(--black);cursor:pointer;border-radius:12px;width:100%;padding:16px 24px;font-size:16px;font-weight:700;transition:all .15s;box-shadow:0 4px #0003}.continue-btn:hover{background:#333;transform:translateY(-2px);box-shadow:0 6px #0003}.continue-btn:active{transform:translateY(2px);box-shadow:0 2px #0003}.continue-btn:disabled{background:var(--gray-3);border-color:var(--gray-3);cursor:not-allowed;box-shadow:none;transform:none}.error{color:var(--red);margin-top:20px;font-size:14px;font-weight:500}.success-icon{background:var(--green);width:72px;height:72px;color:var(--white);border:4px solid var(--black);box-shadow:4px 4px 0px var(--black);border-radius:50%;justify-content:center;align-items:center;margin:0 auto 24px;font-size:36px;font-weight:700;display:flex}.key-box{background:var(--cream);border:3px solid var(--black);text-align:left;border-radius:16px;margin-bottom:24px;padding:16px 20px}.key-label{color:var(--gray-3);letter-spacing:1px;margin-bottom:6px;font-size:11px;font-weight:700;display:block}.key-value-row{gap:12px;display:flex}.key-value-row input{color:var(--black);background:0 0;border:none;outline:none;flex:1;width:100%;font-family:monospace;font-size:18px;font-weight:700}.key-value-row button{background:var(--black);color:var(--white);cursor:pointer;border:none;border-radius:8px;padding:8px 16px;font-size:13px;font-weight:700;transition:all .2s}.key-value-row button:hover{opacity:.9;transform:scale(1.05)}.instructions{color:var(--gray-3);margin-bottom:0;font-size:13px;line-height:1.5}