body {
  padding: 40px 20px;
}

header,
main {
  max-width: 680px;
  margin: 0 auto;
}

header {
  margin-bottom: 40px;
}

header p {
  margin-top: 8px;
}

.app-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.app-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.app-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--map-radius-icon);
  background: var(--map-ink);
  color: #fff;
}

.app-icon svg {
  width: 22px;
  height: 22px;
}

.block {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.block label {
  display: block;
}

.block small {
  color: var(--map-muted);
  font-size: 13px;
}

.map-textarea {
  width: 100%;
  resize: vertical;
  font-size: 15px;
  line-height: 1.5;
}

.map-input {
  width: 100%;
}

.block-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
}

.char-count {
  font-size: 12px;
  color: var(--map-faint);
}

.char-count--warning {
  color: var(--map-star);
}

.char-count--error {
  color: var(--map-error);
  font-weight: 700;
}

.preview-text {
  white-space: pre-wrap;
  font-size: 14px;
  color: var(--map-text-2);
  background: var(--map-bg);
  border: 1px solid var(--map-divider);
  border-radius: 12px;
  padding: 12px 16px;
  min-height: 20px;
}

.url-error {
  color: var(--map-error);
  font-size: 13px;
  margin: 0;
}

.actions {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 40px;
}

.copy-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.modal-scrim {
  position: fixed;
  inset: 0;
  background: var(--map-modal-scrim);
  z-index: 10;
}

.howto-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 11;
  width: min(90vw, 480px);
  max-height: 80vh;
  overflow-y: auto;
}

.modal-card {
  background: var(--map-card);
  border-radius: var(--map-radius-modal);
  box-shadow: var(--map-shadow-modal);
  padding: 24px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  line-height: 1;
  color: var(--map-muted);
  cursor: pointer;
  padding: 4px;
}

.modal-close:hover {
  color: var(--map-ink);
}

.howto-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.howto-steps li {
  font-size: 14px;
  line-height: 1.5;
  color: var(--map-text-2);
}

@media (max-width: 480px) {
  body {
    padding: 24px 16px;
  }

  .block-footer {
    flex-wrap: wrap;
    gap: 8px;
  }
}