.activation-shell {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 32px 24px 48px;
}

.activation-mode-picker {
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.3);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.activation-mode-picker label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.activation-mode-select {
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(4, 16, 24, 0.65);
  color: var(--text);
  padding: 10px 14px;
  font-size: 1rem;
}

.activation-mode-hint {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.activation-panels {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.activation-panel[hidden] {
  display: none !important;
}

.activation-state-card .activation-actions {
  justify-content: flex-start;
}

.activation-hero {
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(135deg, rgba(91, 209, 215, 0.08), rgba(37, 99, 235, 0.18));
  padding: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
}

.activation-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 220px;
  color: var(--text);
}

.activation-checklist li::before {
  content: "\2713";
  margin-right: 8px;
  color: var(--accent);
}

.activation-card {
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.25);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.activation-inline-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.activation-column {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.activation-field span {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
  background: transparent;
}

.activation-field code {
  display: block;
  font-size: 1rem;
  color: var(--text);
  word-break: break-all;
  background: transparent;
}

.activation-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.activation-secondary-actions {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.activation-secondary-actions .activation-button {
  min-width: 140px;
}

.activation-inline-form {
  margin: 0;
}

.activation-meta {
  display: flex;
  gap: 32px;
  min-width: 260px;
  flex-wrap: wrap;
}

.activation-meta > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
  color: var(--muted);
  min-width: 180px;
}

.activation-meta code {
  font-size: 1rem;
  color: var(--text);
}

.activation-code-block {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  align-items: center;
}

.activation-code {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: 0.25rem;
  border-radius: 16px;
  border: 1px dashed rgba(255, 255, 255, 0.25);
  padding: 18px 20px;
  text-align: center;
  background: rgba(255, 255, 255, 0.03);
}

.activation-code-block canvas {
  justify-self: center;
  background: #fff;
  padding: 12px;
  border-radius: 16px;
  box-shadow: 0 12px 24px rgba(3, 7, 18, 0.35);
}

.activation-link {
  font-size: 0.95rem;
  margin-top: -8px;
}

.activation-link a {
  color: #7dd3fc;
}

.activation-status-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.activation-status-chip {
  border-radius: 999px;
  padding: 10px 20px;
  border: 1px solid rgba(91, 209, 215, 0.45);
  background: rgba(91, 209, 215, 0.12);
  font-weight: 600;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}

.activation-button {
  border: 0;
  border-radius: 14px;
  padding: 12px 26px;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(135deg, #7dd3fc, #2563eb);
  color: #041018;
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.35);
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.activation-button.secondary {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: none;
}

.activation-button.ghost {
  background: rgba(255, 255, 255, 0.05);
  color: #e2e8f0;
  border: 1px dashed rgba(255, 255, 255, 0.25);
  box-shadow: none;
}

.activation-button:hover,
.activation-button:focus-visible {
  opacity: 0.95;
  transform: translateY(-1px);
  outline: none;
}

.activation-modal {
  width: min(480px, 90vw);
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(8, 17, 31, 0.95);
  color: #fff;
  padding: 28px;
}

.activation-modal::backdrop {
  background: rgba(4, 16, 24, 0.65);
}

.activation-upload-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.file-trigger {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.file-trigger span {
  font-size: 0.85rem;
  color: var(--muted);
}

.activation-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.activation-alert {
  border-radius: 14px;
  border: 1px solid rgba(125, 211, 252, 0.45);
  background: rgba(125, 211, 252, 0.1);
  padding: 14px 18px;
}

.activation-alert.error {
  border-color: rgba(248, 113, 113, 0.65);
  background: rgba(248, 113, 113, 0.12);
}

.activation-alert ul,
.activation-alert div {
    margin: 0;
    padding: 0;
    list-style: none;
}

@media (max-width: 640px) {
  .activation-shell {
    padding: 24px 16px 32px;
  }

  .activation-hero {
    padding: 20px;
    flex-direction: column;
  }

  .activation-code {
    font-size: 1.6rem;
    letter-spacing: 0.15rem;
  }
}