body.app {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  max-width: 980px;
  margin: 24px auto;
  padding: 0 16px 48px;
  line-height: 1.5;
  color: #e5e7eb;
  background: #000000;
}

body.app.narrow {
  max-width: 680px;
}

h1 {
  margin-bottom: 6px;
}

p {
  color: #9ca3af;
  margin-top: 0;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid #2a2a2a;
  border-radius: 10px;
  overflow: hidden;
}

.lang-switch a {
  color: #e5e7eb;
  text-decoration: none;
  font-size: 13px;
  padding: 6px 10px;
}

.lang-switch a + a {
  border-left: 1px solid #2a2a2a;
}

.lang-switch a.active {
  background: #1f2937;
}

.card {
  background: #111111;
  border: 1px solid #2a2a2a;
  border-radius: 10px;
  padding: 14px;
  margin: 12px 0;
}

.step-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  font-size: 18px;
}

.badge {
  display: inline-block;
  font-size: 12px;
  color: #1d4ed8;
  background: #dbeafe;
  border-radius: 999px;
  padding: 2px 10px;
}

.row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin: 8px 0;
}

.row.start {
  align-items: flex-start;
}

.row label,
label {
  width: 140px;
  flex-shrink: 0;
  font-weight: 600;
  color: #d1d5db;
}

.row.start label {
  padding-top: 8px;
}

input,
textarea {
  width: 100%;
  border: 1px solid #374151;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
  box-sizing: border-box;
  background: #0b0b0b;
  color: #f3f4f6;
}

input::placeholder,
textarea::placeholder {
  color: #6b7280;
}

textarea {
  min-height: 90px;
  resize: vertical;
}

.generated {
  min-height: 130px;
  background: #0f172a;
}

.actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  flex-wrap: wrap;
}

button {
  border: none;
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn-primary {
  background: #2563eb;
  color: #fff;
}

.btn-secondary {
  background: #10b981;
  color: #fff;
}

.btn-download {
  background: #9333ea;
  color: #fff;
}

.btn-pay {
  background: #f59e0b;
  color: #fff;
}

.btn-refund {
  background: #06b6d4;
  color: #fff;
}

.btn-logout {
  background: #ef4444;
  color: #fff;
}

.status {
  font-size: 13px;
  margin-top: 8px;
  min-height: 20px;
  color: #9ca3af;
  white-space: pre-wrap;
}

.locked {
  opacity: 0.6;
}

.small {
  color: #9ca3af;
  font-size: 13px;
  margin-top: 8px;
}

.final-box {
  background: #020617;
  border: 1px dashed #475569;
  border-radius: 8px;
  padding: 10px;
  white-space: pre-wrap;
  font-size: 13px;
  color: #cbd5e1;
  margin-bottom: 8px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.userbox {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #cbd5e1;
  flex-wrap: wrap;
}

.userbox span {
  background: #111827;
  border: 1px solid #1f2937;
  padding: 4px 8px;
  border-radius: 999px;
}

.links {
  margin-top: 10px;
  display: flex;
  gap: 12px;
  font-size: 13px;
  flex-wrap: wrap;
}

a {
  color: #93c5fd;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

body.app.success {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  max-width: none;
  padding: 0;
}

.box {
  background: #111;
  border: 1px solid #2a2a2a;
  border-radius: 12px;
  padding: 24px;
  width: min(520px, calc(100vw - 32px));
  text-align: center;
}

.box h1 {
  margin: 0 0 8px;
  font-size: 24px;
}

.box p {
  margin: 0;
  color: #9ca3af;
}

.backend-wakeup-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 10px;
  background: rgba(0, 0, 0, 0.92);
  color: #f3f4f6;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: none;
  text-align: center;
}

.backend-wakeup-overlay-hint {
  font-size: 13px;
  line-height: 1.6;
  color: #9ca3af;
  font-weight: 400;
  max-width: 680px;
}