* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, sans-serif;
  background: #0d0d0f;
  color: #f3f4f6;
  line-height: 1.5;
}
.wrap { max-width: 640px; margin: 0 auto; padding: 2.5rem 1.25rem 3rem; }
.site-header { text-align: center; margin-bottom: 1.75rem; }
.site-logo { display: inline-block; margin-bottom: 1rem; line-height: 0; opacity: 0.95; transition: opacity 0.15s; }
.site-logo:hover { opacity: 1; }
.site-logo img { display: block; height: 40px; width: auto; max-width: 100%; }
.site-header h1 { font-size: 1.5rem; font-weight: 600; margin: 0 0 0.35rem; }
.site-header .sub { margin-bottom: 0; }
h1 { font-size: 1.5rem; font-weight: 600; margin: 0 0 0.35rem; }
.sub { color: #9ca3af; font-size: 0.95rem; margin-bottom: 1.75rem; }
.card {
  background: #16161a;
  border: 1px solid #2a2a32;
  border-radius: 10px;
  padding: 1.25rem 1.35rem;
  margin-bottom: 1rem;
}
.card h2 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #9ca3af;
  margin: 0 0 0.75rem;
  font-weight: 600;
}
.field { margin-bottom: 0.85rem; }
.field label { display: block; font-size: 0.85rem; color: #9ca3af; margin-bottom: 0.35rem; }
.field input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  border: 1px solid #2a2a32;
  background: #0a0a0c;
  color: #f3f4f6;
  font-size: 0.95rem;
}
.field input:focus { outline: none; border-color: #3b82f6; }
.btn {
  display: inline-block;
  background: #3b82f6;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.65rem 1.25rem;
  border-radius: 8px;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
}
.btn:hover { background: #2563eb; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-secondary { background: #374151; }
.btn-secondary:hover { background: #4b5563; }
.meta { color: #9ca3af; font-size: 0.85rem; margin-top: 0.65rem; }
.msg { font-size: 0.9rem; margin-top: 0.75rem; min-height: 1.25rem; }
.msg.ok { color: #86efac; }
.msg.err { color: #fca5a5; }
.steps { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.step {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: #6b7280;
  padding: 0.4rem;
  border-radius: 6px;
  background: #0a0a0c;
}
.step.active { color: #93c5fd; background: #1e3a5f; }
.hidden { display: none !important; }
.row-btns { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.5rem; }
footer { margin-top: 2rem; font-size: 0.8rem; }
footer a { color: #3b82f6; }
.notice p { margin: 0 0 0.5rem; font-size: 0.9rem; }
.notice ol { margin: 0.5rem 0 0; padding-left: 1.25rem; font-size: 0.9rem; }