.secret-block {
  margin: 1.6em 0;
  padding: 1.6em 1.4em;
  border: 1px dashed #d0d7de;
  border-radius: 10px;
  background: linear-gradient(180deg, #fffaf3 0%, #fef3e2 100%);
  text-align: center;
  font-family: inherit;
}

.secret-block .secret-lock {
  font-size: 2.4em;
  line-height: 1;
  margin-bottom: 0.3em;
}

.secret-block .secret-title {
  font-size: 1.1em;
  font-weight: 600;
  color: #24292f;
  margin: 0 0 0.4em;
}

.secret-block .secret-hint {
  font-size: 0.9em;
  color: #57606a;
  margin: 0 0 1em;
}

.secret-block .secret-hint code {
  background: #fff3d6;
  border: 1px solid #f5d99a;
  padding: 1px 6px;
  border-radius: 4px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.95em;
}

.secret-block .secret-hint .secret-tier {
  color: #fb8500;
  font-weight: 700;
  font-size: 1.05em;
}

.secret-block .secret-hint a.secret-tier-link,
.secret-block .secret-hint a.secret-tier-link:visited,
.secret-block .secret-hint a.secret-tier-link:hover {
  text-decoration: none;
  color: inherit;
  border-bottom: none;
}

.secret-block .secret-hint a.secret-tier-link .secret-tier {
  border-bottom: 1px dashed currentColor;
  padding-bottom: 1px;
  transition: opacity 0.15s ease, border-bottom-style 0.15s ease;
}

.secret-block .secret-hint a.secret-tier-link:hover .secret-tier {
  opacity: 0.8;
  border-bottom-style: solid;
}

.secret-block .secret-hint a.secret-tier-link code {
  cursor: pointer;
}

.secret-block .secret-form {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  align-items: center;
}

.secret-block .secret-input {
  padding: 6px 12px;
  border: 1px solid #d0d7de;
  border-radius: 6px;
  font-size: 0.95em;
  min-width: 220px;
  background: #fff;
  color: #24292f;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.secret-block .secret-input:focus {
  border-color: #fb8500;
  box-shadow: 0 0 0 3px rgba(251, 133, 0, 0.2);
}

.secret-block .secret-submit {
  padding: 6px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: #fb8500;
  color: #fff;
  font-weight: 600;
  font-size: 0.95em;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.secret-block .secret-submit:hover:not(:disabled) {
  background: #e07600;
}

.secret-block .secret-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.secret-block .secret-status {
  margin-top: 0.8em;
  min-height: 1.2em;
  font-size: 0.85em;
  color: #57606a;
}

.secret-block .secret-status.secret-status-error {
  color: #d1242f;
}

.secret-block.secret-unlocked {
  padding: 0;
  margin: 1.2em 0;
  border: none;
  background: transparent;
  text-align: left;
}

.secret-block.secret-unlocked > .secret-content {
  display: block;
}

.secret-block-error {
  margin: 1.6em 0;
  padding: 1em;
  border: 1px solid #d1242f;
  background: #ffeef0;
  color: #d1242f;
  border-radius: 6px;
  font-size: 0.95em;
}

.tier-list {
  margin: 1.2em 0;
  display: grid;
  gap: 12px;
}

.tier-list .tier-item {
  padding: 14px 18px;
  border: 1px solid var(--tier-color, #f5d99a);
  border-left: 4px solid var(--tier-color, #fb8500);
  border-radius: 8px;
  background: #fffaf3;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.tier-list .tier-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transform: translateY(-1px);
}

.tier-list .tier-name {
  font-weight: 700;
  font-size: 1.1em;
  color: var(--tier-color, #fb8500);
  margin-bottom: 0.3em;
}

.tier-list .tier-desc {
  font-size: 0.92em;
  color: #57606a;
}

.tier-list .tier-desc p {
  margin: 0;
}

.tier-list .tier-desc a {
  color: var(--tier-color, #fb8500);
  font-weight: 600;
}

.tier-list .tier-prices {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 0.7em;
}

.tier-list .tier-price {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: #fff;
  border: 1px solid var(--tier-color, #d0d7de);
  border-radius: 16px;
  font-size: 0.88em;
}

.tier-list .tier-price-label {
  color: #57606a;
}

.tier-list .tier-price-value {
  color: var(--tier-color, #fb8500);
  font-weight: 700;
}

.tier-list .tier-price-values {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.25;
  text-align: right;
}

.tier-list .tier-price-primary {
  color: var(--tier-color, #fb8500);
  font-weight: 700;
}

.tier-list .tier-price-alt {
  color: #6b7280;
  font-weight: 700;
}

.tier-list .tier-benefits {
  margin-top: 0.8em;
  padding-top: 0.7em;
  border-top: 1px dashed #e1e4e8;
}

.tier-list .tier-inherits {
  font-size: 0.85em;
  color: #57606a;
  margin-bottom: 0.5em;
  font-style: italic;
}

.tier-list .tier-inherits strong {
  color: var(--tier-color, #fb8500);
  font-style: normal;
  font-weight: 700;
}

.tier-list .tier-benefit-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tier-list .tier-benefit-list li {
  position: relative;
  padding-left: 1.5em;
  margin: 0.3em 0;
  font-size: 0.9em;
  color: #24292f;
  line-height: 1.55;
}

.tier-list .tier-benefit-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--tier-color, #16a34a);
  font-weight: 700;
}