<style>
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    --green: #16a34a;
    --green-dim: rgba(22,163,74,0.12);
    --green-border: rgba(22,163,74,0.3);
    --bg: #0a0a0a;
    --bg-card: #111111;
    --bg-secondary: #1a1a1a;
    --border: rgba(255,255,255,0.07);
    --border-hover: rgba(255,255,255,0.15);
    --text: #f0f0f0;
    --text-muted: #aaa;
    --font-sans: 'Inter', sans-serif;
  }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
  }

  .wrap {
    width: 100%;
    max-width: 480px;
  }

  /* LOGO */
  .logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
  }

  .logo-mark {
    width: 38px;
    height: 38px;
    border-radius: 9px;
    background: var(--green-dim);
    border: 0.5px solid var(--green-border);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .logo-mark svg {
    width: 18px;
    height: 18px;
    stroke: var(--green);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .logo-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: 0.04em;
  }

  .logo-sub {
    font-size: 16px;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-top: 2px;
  }

  /* CARD */
  .card {
    background: var(--bg-card);
    border: 0.5px solid var(--border);
    border-radius: 14px;
    padding: 32px;
  }

  .card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
    line-height: 1.3;
  }

  .card-desc {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 28px;
  }

  /* STEPS */
  .steps {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 28px;
  }

  .step {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    position: relative;
  }

  .step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 15px;
    top: 32px;
    width: 1px;
    height: calc(100% - 8px);
    background: var(--border);
  }

  .step-num {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 0.5px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--green);
    flex-shrink: 0;
    margin-top: 2px;
  }

  .step-body {
    padding-bottom: 20px;
  }

  .step-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 3px;
  }

  .step-desc {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.5;
  }

  /* DIVIDER */
  .divider {
    height: 0.5px;
    background: var(--border);
    margin-bottom: 24px;
  }

  /* FORM */
  .form-label {
    display: block;
    font-size: 16px;
    color: var(--text);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
  }

  .input-wrap {
    position: relative;
    margin-bottom: 14px;
  }

  .input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    stroke: var(--text-muted);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    pointer-events: none;
  }

  input[type="text"] {
    width: 100%;
    box-sizing: border-box;
    background: var(--bg-secondary);
    border: 0.5px solid var(--border);
    border-radius: 9px;
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 16px;
    padding: 12px 14px 12px 40px;
    outline: none;
    transition: border-color 0.2s;
  }

  input[type="text"]:focus {
    border-color: var(--green-border);
    box-shadow: 0 0 0 3px var(--green-dim);
  }

  input[type="text"]::placeholder {
    color: var(--text-muted);
  }

  .btn {
    width: 100%;
    background: var(--green);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.04em;
    border: none;
    border-radius: 9px;
    padding: 13px;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.1s;
  }

  .btn:hover { opacity: 0.9; }
  .btn:active { transform: scale(0.99); }
  .btn:disabled { opacity: 0.5; cursor: not-allowed; }

  .alert-error {
    align-items: center;
    gap: 8px;
    background: rgba(220,38,38,0.08);
    border: 0.5px solid rgba(220,38,38,0.3);
    border-radius: 7px;
    padding: 9px 12px;
    margin-bottom: 10px;
    font-size: 16px;
    color: #f87171;
  }
 
  .alert-error svg {
    width: 18px;
    height: 18px;
    stroke: #f87171;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
  }

  .terms {
    font-size: 16px;
    color: var(--text-muted);
    text-align: center;
    margin-top: 12px;
    line-height: 1.5;
  }

  /* SUCCESS STATE */
  .success {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 8px 0;
  }

  .success-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--green-dim);
    border: 0.5px solid var(--green-border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
  }

  .success-icon svg {
    width: 22px;
    height: 22px;
    stroke: var(--green);
    fill: none;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .success-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 10px;
  }

  .success-desc {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 24px;
  }

  .success-email {
    color: var(--green);
    font-size: 16px;
  }

  .success-steps {
    width: 100%;
    background: var(--bg-secondary);
    border-radius: 10px;
    border: 0.5px solid var(--border);
    padding: 16px 18px;
    text-align: left;
  }

  .success-steps-title {
    font-size: 16px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
  }

  .success-step {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin-bottom: 10px;
  }

  .success-step:last-child { margin-bottom: 0; }

  .ss-num {
    font-size: 16px;
    font-weight: 600;
    color: var(--green);
    background: var(--green-dim);
    border: 0.5px solid var(--green-border);
    border-radius: 4px;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
  }

  .ss-text {
    font-size: 16px;
    line-height: 1.5;
  }

  /* FOOTER */
  .footer {
    margin-top: 24px;
    text-align: center;
    font-size: 16px;
    color: var(--text-muted);
  }

  .footer a {
    color: var(--green);
    text-decoration: none;
    font-weight: bold;
  }

  .footer a:hover { color: var(--green); }

  @media (max-width: 520px) {
    .card { padding: 24px 20px; }
    body { padding: 16px; justify-content: flex-start; padding-top: 40px; }
  }
</style>