section.block.signup-page {
  padding: 72px 0 96px;
}
.su-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 64px;
  align-items: start;
}

/* ===== Left column: course summary ===== */
.su-summary {
  position: sticky;
  top: 90px;
}
.su-eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(242,106,31,.1);
  color: var(--orange);
  font-size: 13px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.su-eyebrow-pill::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  display: inline-block;
}
.su-summary-title {
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 16px;
}
.su-summary-intro {
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 1.55;
  margin: 0 0 28px;
}

.su-items {
  display: grid;
  gap: 12px;
  margin-bottom: 28px;
}
.su-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 14px 16px;
  border-radius: var(--radius);
}
.su-item-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(242,106,31,.1);
  color: var(--orange);
  display: grid;
  place-items: center;
}
.su-item-txt strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}
.su-item-txt span {
  font-size: 13px;
  color: var(--ink-muted);
}

.su-price-box {
  background: var(--blue-ink);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 24px;
}
.su-price-label {
  font-size: 12px;
  color: rgba(255,255,255,.6);
  font-weight: 500;
  margin-bottom: 6px;
}
.su-price-amount {
  font-size: 64px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: .9;
  color: #fff;
}
.su-price-sub {
  font-size: 13px;
  color: rgba(255,255,255,.65);
  margin-top: 8px;
}
.su-guarantee {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255,255,255,.75);
}
.su-seal {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--orange);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.su-rating-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.su-rating-stars { color: var(--yellow); font-size: 18px; }
.su-rating-score { font-size: 22px; font-weight: 800; letter-spacing: -0.02em; color: var(--ink); }
.su-rating-label { font-size: 13px; color: var(--ink-muted); font-weight: 500; }

/* ===== Right column: form ===== */
.su-form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.su-form-title {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}
.su-form-sub {
  font-size: 15px;
  color: var(--ink-soft);
  margin: 0 0 28px;
}
.su-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 20px;
}

.su-form-section { margin-bottom: 28px; }
.su-form-section-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.su-field-row { display: grid; gap: 14px; margin-bottom: 14px; }
.su-field-row.two { grid-template-columns: 1fr 1fr; }

.su-field-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}
input.su-field {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 10px;
  font-family: var(--font);
  font-size: 15px;
  color: var(--ink);
  transition: border .15s, box-shadow .15s;
}
input.su-field:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,79,209,.12);
}
input.su-field::placeholder { color: var(--ink-muted); }

/* Payment methods */
.su-payment-opts { display: grid; gap: 10px; }
.su-payment-opt {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border: 2px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  background: #fff;
  transition: border-color .15s, background .15s;
  position: relative;
}
.su-payment-opt:has(input:checked) {
  border-color: var(--blue);
  background: rgba(26,79,209,.04);
}
.su-payment-opt input[type=radio] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--blue);
}
.su-pm-logo {
  width: 52px;
  height: 32px;
  border-radius: 6px;
  background: #fff;
  border: 1px solid #e6e8ee;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px;
  flex-shrink: 0;
}
.su-pm-logo img {
  max-width: 100%;
  max-height: 100%;
  display: block;
}

.su-pm-info strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}
.su-pm-badge {
  margin-left: auto;
  background: rgba(242,106,31,.1);
  color: var(--orange);
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
}

.su-form-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  margin: 18px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.su-form-total-label { font-size: 15px; color: var(--ink-soft); }
.su-form-total-amount { font-size: 28px; font-weight: 800; letter-spacing: -0.02em; color: var(--ink); }

.su-btn-submit {
  width: 100%;
  padding: 16px 24px;
  background: var(--orange);
  color: #fff;
  border: none;
  border-radius: 999px;
  font-family: var(--font);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s, transform .15s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.su-btn-submit:hover {
  background: var(--orange-dark);
  transform: translateY(-1px);
}

.su-form-footnote {
  font-size: 12px;
  color: var(--ink-muted);
  text-align: center;
  margin-top: 14px;
  line-height: 1.5;
}
.su-form-footnote a { color: var(--blue); }

@media (max-width: 900px) {
  .su-grid { grid-template-columns: 1fr; gap: 40px; }
  .su-summary { position: static; }
  .su-field-row.two { grid-template-columns: 1fr; }
  .su-form-card { padding: 24px; }
}