:root {
      --bg: #f4f6f8;
      --card: #fff;
      --text: #1a1d21;
      --muted: #5c6b7a;
      --line: #e6ebf0;
      --brand: #0f766e;
      --brand-dark: #0b5f59;
      --soft: #e6f5f3;
      --danger: #b91c1c;
      --radius: 14px;
      --shadow: 0 10px 30px rgba(16, 24, 40, 0.06);
      --font: "Segoe UI", Tahoma, "Vazirmatn", sans-serif;
    }
    * { box-sizing: border-box; }
    body {
      margin: 0;
      font-family: var(--font);
      background: linear-gradient(180deg, #eef9f7 0%, var(--bg) 28%, var(--bg) 100%);
      color: var(--text);
      line-height: 1.7;
      min-height: 100vh;
    }
    .wrap {
      width: min(720px, calc(100% - 2rem));
      margin: 0 auto;
      padding: 2rem 0 3rem;
    }
    .brand {
      display: flex;
      align-items: center;
      gap: 0.6rem;
      margin-bottom: 1.25rem;
      color: var(--brand-dark);
      font-weight: 700;
      letter-spacing: -0.02em;
    }
    .brand-dot {
      width: 12px; height: 12px; border-radius: 50%;
      background: var(--brand);
      box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.15);
    }
    .card {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow: hidden;
    }
    .card-head {
      padding: 1.4rem 1.5rem 1rem;
      border-bottom: 1px solid var(--line);
      background: linear-gradient(180deg, #f8fffd, #fff);
    }
    .card-head h1 {
      margin: 0 0 0.35rem;
      font-size: 1.35rem;
    }
    .card-head p {
      margin: 0;
      color: var(--muted);
      font-size: 0.95rem;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
      margin-bottom: 0.75rem;
      padding: 0.2rem 0.65rem;
      border-radius: 999px;
      background: var(--soft);
      color: var(--brand-dark);
      font-size: 0.8rem;
      font-weight: 600;
    }
    .card-body { padding: 1.35rem 1.5rem 1.6rem; }
    .steps {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 0.6rem;
      margin-bottom: 1.4rem;
    }
    .step {
      background: #f8fafc;
      border: 1px solid var(--line);
      border-radius: 10px;
      padding: 0.7rem 0.75rem;
      font-size: 0.82rem;
      color: var(--muted);
    }
    .step strong { display: block; color: var(--text); margin-bottom: 0.15rem; }
    .step.active {
      border-color: #99d5cf;
      background: var(--soft);
      color: var(--brand-dark);
    }
    label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      margin: 0 0 0.35rem;
    }
    .hint {
      display: block;
      font-size: 0.8rem;
      color: var(--muted);
      font-weight: 400;
      margin-top: 0.25rem;
    }
    .field { margin-bottom: 1rem; }
    .row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0.85rem;
    }
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="url"],
    input[type="password"],
    select,
    textarea {
      width: 100%;
      border: 1px solid #d7dee7;
      border-radius: 10px;
      padding: 0.7rem 0.85rem;
      font: inherit;
      background: #fff;
      color: var(--text);
      outline: none;
      transition: border-color .15s, box-shadow .15s;
    }
    input:focus, select:focus, textarea:focus {
      border-color: var(--brand);
      box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
    }
    textarea { min-height: 88px; resize: vertical; }
    .hosting-options {
      display: grid;
      gap: 0.65rem;
    }
    .option {
      display: flex;
      gap: 0.75rem;
      align-items: flex-start;
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 0.85rem 0.9rem;
      cursor: pointer;
      background: #fff;
    }
    .option:hover { border-color: #b7c4d1; }
    .option input { margin-top: 0.25rem; }
    .option.is-selected {
      border-color: var(--brand);
      background: var(--soft);
    }
    .option-title { font-weight: 700; margin-bottom: 0.1rem; }
    .option-desc { font-size: 0.84rem; color: var(--muted); }
    .host-fields {
      display: none;
      margin-top: 0.85rem;
      padding: 0.9rem;
      border-radius: 12px;
      background: #f8fafc;
      border: 1px dashed #cfd8e3;
    }
    .host-fields.show { display: block; }
    .actions {
      display: flex;
      flex-wrap: wrap;
      gap: 0.7rem;
      align-items: center;
      margin-top: 1.25rem;
      padding-top: 1rem;
      border-top: 1px solid var(--line);
    }
    .btn {
      appearance: none;
      border: 0;
      border-radius: 11px;
      padding: 0.8rem 1.15rem;
      font: inherit;
      font-weight: 700;
      cursor: pointer;
    }
    .btn-primary {
      background: var(--brand);
      color: #fff;
    }
    .btn-primary:hover { background: var(--brand-dark); }
    .btn-ghost {
      background: transparent;
      color: var(--muted);
      border: 1px solid var(--line);
    }
    .note {
      margin-top: 0.85rem;
      font-size: 0.86rem;
      color: var(--muted);
      background: #fff8eb;
      border: 1px solid #f1e2bf;
      border-radius: 10px;
      padding: 0.75rem 0.9rem;
    }
    .alt-link {
      margin-top: 1rem;
      text-align: center;
      font-size: 0.88rem;
      color: var(--muted);
    }
    .alt-link a { color: var(--brand-dark); }
    .success {
      display: none;
      text-align: center;
      padding: 2rem 1.2rem;
    }
    .success.show { display: block; }
    .success h2 { margin: 0 0 0.5rem; }
    .success p { color: var(--muted); margin: 0.35rem 0; }
    @media (max-width: 640px) {
      .row, .steps { grid-template-columns: 1fr; }
      .wrap { padding-top: 1.25rem; }
    }
  
.error-box { margin-top: 0.75rem; padding: 0.7rem 0.85rem; border-radius: 10px; background: #fef2f2; border: 1px solid #fecaca; color: #991b1b; font-size: 0.9rem; }
.success { display: block; }